1. Three kinds of preliminary treatment modes's of collection biological wheat straw is pretreatment equipment for gas production, including two sets of bottom plates (1), lug (2) and blasting structure (3), its characterized in that: the front and the back of the two groups of bottom plates (1) are respectively provided with a convex block (2), the outer wall of one side of one group of bottom plates (1) close to the degradation tank (7) is provided with a connecting plate (101), the outer wall of one side of the connecting plate (101) is attached to the outer wall of the other group of bottom plates (1), and the top of one group of bottom plates (1) is provided with a blasting structure (3);

the utility model discloses a chemical reaction tank, including blasting structure (3), blasting jar (302), ring (303) and electric telescopic handle (304), blasting jar (302) is installed by collection tank (301) top, ring (303) are installed at the top of blasting jar (302), the top of ring (303) is provided with the notch, electric telescopic handle (304) are installed to the diapire of notch, and the top of electric telescopic handle (304) extends the inside of notch, another group degradation jar (7) are installed at the top of bottom plate (1), support column (701) are installed at the top of degradation jar (7), chemical reaction jar (8) are installed at the top of support column (701), the temperature-sensing ware is installed in the front of blasting jar (302).

2. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: an auxiliary barrel (4) is installed at the top of the blasting structure (3), a rubber sheet (401) is installed at the bottom of the auxiliary barrel (4), a plurality of groups of lifting rods (402) are uniformly installed at the top of the auxiliary barrel (4), a shielding cover (403) is installed at the top of each lifting rod (402), a clamping piece (407) is installed on the inner wall of the auxiliary barrel (4), a blocking disc (406) is installed at the top of each clamping piece (407), the outer wall of the interception disc (406) is attached to the inner wall of the auxiliary cylinder (4), the bottom of the auxiliary cylinder (4) is provided with a steam pipeline (404), the top of the steam pipeline (404) penetrates through the inside of the interception disc (406), the front surface of the steam pipeline (404) is provided with an electronic valve, the bottom of the steam pipeline (404) is provided with an extension pipeline (405), and the expansion pipeline (405) is positioned inside the blasting tank (302), and the outer wall of one side of the auxiliary cylinder (4) is provided with a water outlet pipe (408).

3. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: gas holder (5) are installed at the top of connecting plate (101), one side outer wall that gas holder (5) are close to blasting jar (302) is installed and is placed board (501), place the bottom of board (501) and install backup pad (502), the bottom of backup pad (502) and the outer wall laminating of gas holder (5), vacuum pump (503) are installed at the top of placing board (501), breather pipe (504) are installed to the output of vacuum pump (503), pipe (505) are synthesized to the one end that breather pipe (504) are close to blasting jar (302), synthesize pipe (505) and be close to one side outer wall of blasting jar (302) and evenly install multiunit lateral (506), lateral (506) encircle in the outside of blasting jar (302), and the tail end of lateral (506) extends into the inside of blasting jar (302), control valve (507) are installed in the front of lateral (506).

4. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: top cap (801) are installed at the top of chemical reaction jar (8), the bearing frame is installed to the inner wall of chemical reaction jar (8), dull and stereotyped (802) are installed in the front of chemical reaction jar (8), rotating motor (803) are installed at the top of dull and stereotyped (802), the pivot is installed to the output of rotating motor (803), the back mounted of pivot has bull stick (804), and the back of bull stick (804) extends the inside that gets into the bearing frame, solid fixed ring (805) of multiunit are evenly installed to the surface of bull stick (804), and solid fixed ring (805) are located the inside of chemical reaction jar (8), gu fixed ring's (805) surface evenly installs multiunit stirring fan blade (806).

5. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: and a plurality of groups of pulleys (102) are uniformly arranged at the bottom of the bottom plate (1).

6. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: the utility model discloses a novel lug structure, including lug (2), movable block (201) is installed at the top of lug (2), the inside of lug (2) is run through to the bottom of movable block (201), panel (202) are installed to the bottom of movable block (201), the front of movable block (201) is arranged from top to bottom and is provided with two sets of logical grooves (203), the front of lug (2) is provided with movable groove, inserted block (204) are installed in the front in movable groove, and the back of inserted block (204) extends into the inside of one of them a set of logical groove (203), pull ring (205) are installed in the front of inserted block (204).

7. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: mud pump (6) are installed at the top of connecting plate (101), and mud pump (6) are located one side that gas holder (5) are close to blasting structure (3), and the discharging pipe is installed to one side that blasting jar (302) are close to mud pump (6), and the input of mud pump (6) and the one end laminating of discharging pipe, and connecting pipe (601) are installed to the output of mud pump (6), and the tail end of connecting pipe (601) extends the inside that gets into chemical reaction jar (8).

8. The pretreatment equipment for the gasification of wheat straws with three biological pretreatment modes according to claim 1, which is characterized in that: an inlet pipe (703) is installed at the top of the degradation tank (7), the top of the inlet pipe (703) extends into the chemical reaction tank (8), a groove is formed in the top of the degradation tank (7), the groove is located in the front of the inlet pipe (703), and a turnover cover (702) is installed on the inner wall of the groove.

9. The pretreatment device for preparing the gas by the wheat straws with three biological pretreatment modes according to any one of claims 1 to 8, which comprises the following working steps:

s1, starting an electric telescopic rod (304), controlling the electric telescopic rod to extend upwards to reach the comprehensive length of the electric telescopic rod, then lifting a part at the top of the electric telescopic rod upwards, gradually adjusting the bottom of an auxiliary cylinder (4) and the top of a circular ring (303) from a joint state to a separation state, adjusting the distance between the bottom of the auxiliary cylinder and the top of the circular ring (303) to a maximum value, then guiding wheat straw raw materials into the blasting tank (302) from the inside of the circular ring (303), and after the guiding is completed, controlling the electric telescopic rod (304) to contract downwards to reach a length so that the bottom of the auxiliary cylinder (4) is tightly jointed with the top of the circular ring (303);

s2, starting a vacuum pump (503), pumping out steam in the air storage tank (5) by utilizing a mechanical and physical method, transmitting the steam to a vent pipe (504) from an output end of the vacuum pump (503), then entering the inside of a comprehensive pipe (505), then dispersedly transmitting the steam to a multi-component branch pipe (506), ensuring the uniformity of steam action in the blasting tank (302) as the tail end of the branch pipe (506) respectively extends to different heights and different horizontal positions, increasing the temperature and pressure in the blasting tank (302) after the steam enters the blasting tank, further improving the crystallinity of cellulose in the wheat straw raw material, reducing the polymerization degree, partially degrading hemicellulose, softening lignin, reducing the transverse connection strength, even softening and plasticizing, and when the inside of the blasting tank (302) is subjected to natural pressure reduction, the wheat straw raw material can generate a blasting effect, the microorganism and enzyme can be more effectively contacted with the cellulose;

s3, the temperature condition in the blasting tank (302) can be sensed through the temperature sensor, when the internal temperature rises to a certain value, the electronic valve is opened, due to the properties of expansion with heat and contraction with cold of air, the air temperature rises, the molecular movement speed is accelerated, the molecular distance is increased, then the volume is increased, the density is reduced, and the hot air floats above the cold air with large mass and high density, so that the steam in the blasting tank (302) can be upwards discharged from the steam pipeline (404) and can be discharged into the space enclosed by the blocking disc (406) of the blocking cover (403), the blocking cover (403) is made of a rigid material, when the steam rises, the steam can be blocked, water drops can be formed after a certain time, the water drops can drop above the blocking disc (406), a plurality of groups of through holes are uniformly arranged in the blocking disc (406), the water drops can be allowed to drop, but certain amount of impurities in the water drops can be blocked, water drops dropping from the interception disc (406) can be discharged from a water outlet pipe (408) arranged below the auxiliary cylinder (4);

s4, the exploded wheat straw raw material enters the interior of a collecting tank (301), then a mud pump (6) is started, pasty wheat straw in the collecting tank (301) can be pumped into the interior of a chemical reaction tank (8), meanwhile, a worker manually adds 0.5% of dilute hydrochloric acid to enter the interior of the chemical reaction tank (8), and a rotating motor (803) is started, the rotating motor can drive a rotating shaft installed at an output end to rotate after being started, then a rotating rod (804) is driven to perform repeated overturning operation, and then a stirring fan blade (806) is driven to rotate along with the rotating shaft, so that the pasty wheat straw and dilute hydrochloric acid in the chemical reaction tank (8) are stirred, the pasty wheat straw and dilute hydrochloric acid are fully fused, and then the conversion rate of cellulose and hemicellulose in the straw is improved;

s5, the straws after the chemical reaction can enter the interior of the degradation tank (7), and workers can open the turnover cover (702), add a proper amount of white rot fungi into the degradation tank (7), degrade lignin and hemicellulose in the straws, destroy the complex crystal structure of a straw system, and increase the straw biotransformation rate.

Background

More than half of the products of crop photosynthesis exist in the straws, the straws are rich in the current straws, are available renewable resources, can be used for making paper or fermenting to prepare farmyard manure, and the prepared farmyard manure is returned to the farmland again, so that the soil is fertile, and the side effect of chemical fertilizers on the soil is avoided.

The existing device has the defects that:

1. reference CN108895475A discloses treatment facility of agricultural straw, "including the casing, the top of casing is equipped with the inlet pipe, the inner chamber of casing is from last to being equipped with crushing chamber, burning chamber and storage chamber down in proper order, the middle part of crushing chamber is equipped with crushing roller, crushing roller's the outside is equipped with crushing blade, crushing roller's left side is connected the motor, burning chamber's right side connecting tube, the middle part of pipeline is equipped with the aspirator pump, the bottom of pipeline and the inner chamber through connection of water tank, the right side at water tank top is equipped with the outlet duct, the middle part of water tank bottom is equipped with the drain pipe, burning chamber's bottom is equipped with the screen cloth, the both sides of screen cloth bottom all are equipped with vibrating motor, the discharge pipeline is connected to the bottom on storage chamber right side, the inner chamber of storage chamber is equipped with ejection of compact push pedal. The invention has the advantage of absorbing nutrient substances taken away by dense smoke, and solves the problem of reducing the use effect of the straw on the soil. However, when the device is used, the surfaces of the straws are damaged only by adopting single physical cutting, crushing and other methods, and the interiors of the straws are difficult to damage, so that the degradation effect of hemicellulose and lignin in the acted straws in the device is poor, and the yield is low after the whole process;

2. reference CN109892119A discloses abandonment straw high-efficiency processing equipment, "including the support frame, the upper end fixed mounting of support frame has a crushing case, the below fixed mounting of support frame has an equipment platform, upper end one side fixed mounting of equipment platform has a driving motor, driving motor's output is connected to in the crushing pivot of crushing incasement portion through the belt, the rear end fixedly connected with of crushing case smashes the material export. The efficient waste straw treatment equipment is provided with the auxiliary air box, the adjusting screw and the dustproof net, and can utilize the crushing rotating shaft to drive the fan blades to rotate to form air flow to enter the crushed material outlet, so that the phenomenon that the formed accumulated material blocks the discharge hole is avoided; the inclination of the feeding belt can be adjusted, so that the feeding speed can be conveniently adjusted according to different crop straws; the small crushed aggregates can be effectively prevented from being sucked into the driving motor to block the radiating blades and influence the normal use of the motor. However, when the device is used, the steam explosion structure is lacked, so that microorganisms and enzymes cannot effectively contact cellulose;

3. the reference CN109983930A discloses a straw treatment device, which comprises a device main body and a button switching cavity arranged in the device main body, wherein a button switching device is arranged in the button switching cavity, the button switching device comprises a switching slide block which is arranged in the button switching cavity and can move left and right, a rotating shaft is rotatably arranged at the left end of the switching slide block, and a cylindrical switching gear is fixedly connected to the left end of the rotating shaft; the invention aims to design a straw treatment device which can realize automatic cutting and crushing treatment on straws, automatically pour the crushed straws into a straw sealing barrel, compact the straws and spray silage strains. However, the device only adopts two operations of physical cutting and biological fermentation when in use, lacks a chemical reaction step, and is inconvenient to improve the conversion rate of cellulose in practical application.

Disclosure of Invention

The invention aims to provide pretreatment equipment for producing gas by wheat straws in three biological pretreatment modes, so as to solve the problems mentioned in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the pretreatment equipment for preparing the gas from the wheat straws with three biological pretreatment modes comprises two groups of bottom plates, lugs and a blasting structure, wherein the lugs are arranged on the front and back surfaces of the two groups of bottom plates, a connecting plate is arranged on the outer wall of one side of one group of bottom plates, which is close to the degradation tank, and the outer wall of one side of the connecting plate is attached to the outer wall of the other group of bottom plates, and the blasting structure is arranged at the top of one group of bottom plates;

the blasting structure comprises collecting vessel, blasting jar, ring and electric telescopic handle, the blasting jar is installed at the top of collecting vessel, the ring is installed at the top of blasting jar, the top of ring is provided with the notch, electric telescopic handle is installed to the diapire of notch, and electric telescopic handle's top extends the inside of notch, another group the degradation jar is installed at the top of bottom plate, the support column is installed at the top of degradation jar, the chemical reaction jar is installed at the top of support column, the temperature-sensing ware is installed in the front of blasting jar.

Preferably, an auxiliary barrel is installed at the top of the blasting structure, the rubber sheet is installed at the bottom of the auxiliary barrel, a plurality of groups of lifting rods are evenly installed at the top of the auxiliary barrel, a shielding cover is installed at the top of each lifting rod, a clamping piece is installed on the inner wall of the auxiliary barrel, a blocking disc is installed at the top of each clamping piece, the outer wall of each blocking disc is attached to the inner wall of the auxiliary barrel, a steam pipeline is installed at the bottom of the auxiliary barrel, the top of each steam pipeline penetrates through the inside of the corresponding blocking disc, an electronic valve is installed on the front face of each steam pipeline, an extension pipeline is installed at the bottom of each steam pipeline, the extension pipeline is located inside the blasting tank, and a.

Preferably, the gas holder is installed at the top of connecting plate, one side outer wall that the gas holder is close to the blasting jar is installed and is placed the board, place the bottom of board and install the backup pad, the bottom of backup pad and the outer wall laminating of gas holder, place the top of board and install the vacuum pump, the breather pipe is installed to the output of vacuum pump, the breather pipe is close to the one end of blasting jar and is installed comprehensive pipe, it evenly installs the multiunit bleeder to synthesize one side outer wall that the pipe is close to the blasting jar, the bleeder surrounds in the outside of blasting jar, and the tail end of bleeder extends the inside that gets into the blasting jar, the control valve is installed in the front of bleeder.

Preferably, the top cap is installed at the top of chemical reaction jar, and the bearing frame is installed to the inner wall of chemical reaction jar, and the front of chemical reaction jar is installed dull and stereotypedly, and the rotation motor is installed at dull and stereotyped top, rotates the output of motor and installs the pivot, and the back mounted of pivot has the bull stick, and the back of bull stick extends the inside that gets into the bearing frame, and the solid fixed ring of multiunit is evenly installed to the surface of bull stick, and just solid fixed ring is located the inside of chemical reaction jar, and solid fixed ring's surface evenly installs multiunit stirring fan blade.

Preferably, a plurality of groups of pulleys are uniformly arranged at the bottom of the bottom plate.

Preferably, the movable block is installed at the top of lug, and the inside of lug is run through to the bottom of movable block, and the panel is installed to the bottom of movable block, and the front of movable block is arranged from top to bottom and is provided with two sets of logical grooves, and the front of lug is provided with the activity groove, and the inserted block is installed in the front of activity groove, and the back of inserted block extends into the inside in which a set of logical groove, and the pull ring is installed in the front of inserted block.

Preferably, the dredge pump is installed at the top of connecting plate, and the dredge pump is located one side that the gas holder is close to the blasting structure, and the discharging pipe is installed to one side that the blasting jar is close to the dredge pump, and the input of dredge pump is laminated with the one end of discharging pipe, and the connecting pipe is installed to the output of dredge pump, and the tail end of connecting pipe extends the inside that gets into the chemical reaction jar.

Preferably, the import pipe is installed at the top of degradation jar, and the top of import pipe extends into the inside of chemical reaction jar, and the top of degradation jar is provided with the recess, and the recess is located the place ahead of import pipe, and flip is installed to the inner wall of recess.

Preferably, the working steps of the device are as follows:

s1, starting an electric telescopic rod, controlling the electric telescopic rod to extend upwards to reach the comprehensive length of the electric telescopic rod, then lifting a part at the top of the electric telescopic rod upwards, gradually adjusting the bottom of an auxiliary cylinder and the top of a circular ring from a joint state to a separation state, adjusting the distance between the bottom of the auxiliary cylinder and the top of the circular ring to a maximum value, then guiding a wheat straw raw material into an explosion tank from the inside of the circular ring, and after the guiding is finished, controlling the electric telescopic rod to contract downwards to enable the bottom of the auxiliary cylinder and the top of the circular ring to be tightly jointed;

s2, starting a vacuum pump, wherein steam in the air storage tank can be pumped out by a mechanical physical method, then the steam is transmitted to an air pipe from the output end of the vacuum pump, then the steam enters the interior of the comprehensive pipe and is then dispersedly transmitted to the multi-component branch pipe, the tail ends of the branch pipes respectively extend to different heights and different horizontal positions, so that the uniformity of the steam action on the interior of the blasting tank can be ensured, the temperature and the pressure in the interior of the blasting tank are increased after the steam enters the interior of the blasting tank, the crystallinity of cellulose in the wheat straw raw material is improved, the degree of polymerization is reduced, the hemicellulose is partially degraded, the lignin is softened, the transverse connection strength is reduced, even the raw material is softened and plastic, when the interior of the blasting tank is suddenly decompressed, the wheat straw raw material can generate a blasting effect, and microorganisms and enzymes can be more effectively contacted with the cellulose;

s3, the temperature sensor can sense the temperature condition in the blasting tank, when the temperature in the blasting tank rises to a certain value, the electronic valve is opened, due to the expansion and contraction properties of the air, the temperature of the air is increased, the molecular movement speed is accelerated, the molecular distance is increased, then the volume is increased and the density is decreased, the hot air floats above the cold air with large mass and density, therefore, the steam in the blasting tank is discharged upwards from the steam pipeline, which is discharged into the space enclosed by the blocking disc and the shielding cover made of rigid material, when the steam rises, the steam is blocked by the blocking plate, when a certain time is reached, water drops are formed and drop to the upper part of the intercepting disc, a plurality of groups of through holes are uniformly arranged in the intercepting disc, the water drop can be allowed to drop downwards, but impurities in the water drop can be intercepted in a certain amount, and the water drop dropping downwards from the intercepting disc can be discharged from a water outlet pipe arranged below the auxiliary cylinder;

s4, the exploded wheat straw raw material enters the interior of a collecting tank, a mud pump is started, pasty wheat straw in the collecting tank can be pumped into the interior of a chemical reaction tank, meanwhile, 5% of dilute hydrochloric acid is manually added by workers to enter the interior of the chemical reaction tank, a rotating motor is started, the rotating motor can drive a rotating shaft mounted at an output end to rotate after being started, then a rotating rod is driven to perform repeated overturning operation, and then stirring blades are driven to rotate along with the rotating shaft, so that the pasty wheat straw and the dilute hydrochloric acid in the chemical reaction tank are stirred, the pasty wheat straw and the dilute hydrochloric acid are fully fused, and the conversion rate of cellulose and hemicellulose in the straw is improved;

s5, the straws after the chemical reaction can enter the interior of the degradation tank, a worker can open the turnover cover, and a proper amount of white rot fungi is added into the degradation tank to degrade lignin and hemicellulose in the straws, so that the complex crystal structure of a straw system is damaged, and the biological conversion rate of the straws is increased.

Compared with the prior art, the invention has the beneficial effects that:

1. in practical application, the wheat straws can be subjected to physical action through vacuum explosion operation, so that the cellulose crystallinity in the wheat straw raw material is improved, the polymerization degree is reduced, the hemicellulose is partially degraded, the lignin is softened, the transverse connection strength is reduced, even the wheat straws are softened and plastic, after the explosion is finished, the pasty wheat straws can enter the chemical reaction tank, then 5% of dilute hydrochloric acid is added into the chemical reaction tank for chemical reaction, the conversion rate of the cellulose and the hemicellulose can be improved, finally the reacted wheat straws are led into the degradation tank, white rot fungi are added into the degradation tank for biological fermentation, the degradation effect of the hemicellulose and the lignin in the degradation tank is better, and the whole operation period is short and the yield is high;

2. in the using process, the vacuum pump is started, the steam in the air storage tank can be pumped out by utilizing a mechanical physical method, then the steam is transmitted to the vent pipe from the output end of the vacuum pump, then the steam enters the inside of the comprehensive pipe and then is dispersedly transmitted to the multi-component branch pipe, the tail ends of the branch pipes respectively extend to different heights and different horizontal positions, so that the uniformity of the steam action on the inside of the blasting tank can be ensured, the temperature and the pressure in the inside of the blasting tank are increased after the steam enters the inside of the blasting tank, the crystallinity of the cellulose in the wheat straw raw material is improved, the degree of polymerization is reduced, the hemicellulose is partially degraded, the lignin is softened, the transverse connection strength is reduced, even the raw material is softened and plastic, when the inside of the blasting tank is suddenly decompressed, the wheat straw raw material can generate a blasting effect, and microorganisms and enzymes can more effectively contact the cellulose;

3. in the using process of the invention, the exploded wheat straw raw material can enter the collecting tank, then the mud pump is started, the pasty wheat straw in the collecting tank can be pumped into the chemical reaction tank, meanwhile, 5 percent of dilute hydrochloric acid is manually added by workers into the chemical reaction tank, a rotating motor is started, after being started, the stirring blade can drive the rotating shaft arranged at the output end to rotate, then the rotating rod is driven to do repeated turning operation, and then the stirring blade is driven to rotate along with the rotating shaft, so as to stir the pasty wheat straw diluted hydrochloric acid in the chemical reaction tank to ensure that the pasty wheat straw diluted hydrochloric acid and the pasty wheat straw diluted hydrochloric acid are fully fused, then the conversion rate of cellulose and hemicellulose in the straw is improved, and the outer surface of the stirring fan blade is uniformly provided with a plurality of groups of through holes, the straw can be allowed to pass through the through hole while the pasty straw is stirred, and the resistance of the pasty straw to the rotation of the stirring fan blades can be reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of an installation structure of the movable block, the panel and the through groove of the present invention;

FIG. 4 is a schematic view of the installation structure of the blasting tank, the ring and the electric telescopic rod of the present invention;

FIG. 5 is a schematic view of the mounting structure of the auxiliary cylinder, the lifting rod and the shielding cover according to the present invention;

FIG. 6 is a schematic view of the installation structure of the snorkel, the combination pipe and the branch pipes according to the present invention;

FIG. 7 is a schematic view of the installation structure of the air storage tank, the placing plate and the vacuum pump according to the present invention;

fig. 8 is a schematic view of the mounting structure of the rotating motor, the rotating rod and the fixing ring according to the present invention.

In the figure: 1. a base plate; 101. a connecting plate; 102. a pulley; 2. a bump; 201. a movable block; 202. a panel; 203. a through groove; 204. inserting a block; 205. a pull ring; 3. a blasting structure; 301. a collection tank; 302. blasting the tank; 303. a circular ring; 304. an electric telescopic rod; 4. an auxiliary cylinder; 401. a rubber sheet; 402. lifting the rod; 403. a shielding cover; 404. a steam line; 405. expanding the pipeline; 406. a catch tray; 407. a fastener; 408. a water outlet pipe; 5. a gas storage tank; 501. placing the plate; 502. a support plate; 503. a vacuum pump; 504. a breather pipe; 505. a synthesis pipe; 506. a branch pipe; 507. a control valve; 6. a mud pump; 601. a connecting pipe; 7. a degradation tank; 701. a support pillar; 702. a cover is turned; 703. an inlet pipe; 8. a chemical reaction tank; 801. a top cover; 802. a flat plate; 803. rotating the motor; 804. a rotating rod; 805. a fixing ring; 806. stirring fan blades.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an embodiment of the present invention is shown: the pretreatment equipment for preparing the gas from the wheat straws integrates three biological pretreatment modes, and comprises two groups of bottom plates 1, lugs 2 and blasting structures 3, wherein the lugs 2 are arranged on the front and the back of the two groups of bottom plates 1, the two groups of bottom plates 1 and a group of connecting plates 101 can form a whole, so that the bottom of a part above the bottom plate is prevented from directly contacting with the ground, the abrasion is increased, and the connectivity among the parts above the bottom plate can be increased, the lugs 2 provide proper places for the installation of movable blocks 201, the connecting plate 101 is arranged on the outer wall of one side of one group of bottom plates 1 close to a degradation tank 7, the outer wall of one side of the connecting plate 101 is attached to the outer wall of the other group of bottom plates 1, the connecting plate 101 is used for installing a gas storage tank 5 and a mud pump 6, the blasting structures 3 are arranged on the top of one group of bottom plates 1, and the blasting structures 3 are matched with the gas storage tank 5, a vacuum pump 503 and pipelines, the wheat straw in the blasting tank 302 can be subjected to steam blasting operation, so that the microorganisms and the enzymes can contact cellulose more effectively;

the blasting structure 3 comprises a collecting tank 301, a blasting tank 302, a circular ring 303 and an electric telescopic rod 304, the blasting tank 302 is installed at the top of the collecting tank 301, the circular ring 303 is installed at the top of the blasting tank 302, a notch is formed in the top of the circular ring 303, the electric telescopic rod 304 is installed on the bottom wall of the notch, the top of the electric telescopic rod 304 extends out of the notch, a degradation tank 7 is installed at the top of the other group of bottom plates 1, a support column 701 is installed at the top of the degradation tank 7, a chemical reaction tank 8 is installed at the top of the support column 701, a temperature sensor is installed on the front surface of the blasting tank 302, the electric telescopic rod 304 is started and controlled to extend upwards to the comprehensive length, then the parts at the top of the electric telescopic rod are lifted upwards, the bottom of the auxiliary cylinder 4 and the top of the circular ring 303 can be gradually adjusted to be in a separated state from a joint state, the distance between the two is adjusted to the maximum value, then wheat straw raw materials are guided into the blasting tank 302 from the inside of the circular ring 303, after the introduction is finished, the electric telescopic rod 304 is controlled to contract downwards to enable the bottom of the auxiliary cylinder 4 to be tightly attached to the top of the circular ring 303, the blasting tank 302 is used for loading wheat straw raw materials, then the steam explosion operation is carried out in the inner part, the ring 303 has a certain height and can be used for hiding and installing the electric telescopic rod 304, and the wheat straw raw material can enter the interior of the blasting tank 302 from the top, the blasted wheat straw raw material can enter the interior of the collecting tank 301, the chemical reaction tank 8 provides a suitable place for the chemical reaction of the wheat straw, the degradation tank 7 provides a suitable place for the biodegradation of the wheat straw, the temperature conditions inside the blasting vessel 302 are sensed by the temperature sensor, the supporting column 701 has a certain height, can be used for supporting the chemical reaction tank 8 and has the height equal to the distance between the chemical reaction tank 8 and the degradation tank 7.

Further, an auxiliary barrel 4 is installed at the top of the blasting structure 3, a rubber sheet 401 is installed at the bottom of the auxiliary barrel 4, a plurality of groups of lifting rods 402 are evenly installed at the top of the auxiliary barrel 4, a shielding cover 403 is installed at the top of the lifting rods 402, a clamping piece 407 is installed on the inner wall of the auxiliary barrel 4, a blocking disc 406 is installed at the top of the clamping piece 407, the outer wall of the blocking disc 406 is attached to the inner wall of the auxiliary barrel 4, a steam pipeline 404 is installed at the bottom of the auxiliary barrel 4, the top of the steam pipeline 404 penetrates through the inside of the blocking disc 406, an electronic valve is installed on the front surface of the steam pipeline 404, an expansion pipeline 405 is installed at the bottom of the steam pipeline 404, the expansion pipeline 405 is located inside the blasting tank 302, a water outlet pipe 408 is installed on the outer wall of one side of the auxiliary barrel 4, when a temperature sensor senses that the temperature inside the blasting tank 302 rises to a certain value, the electronic valve is opened, and due to the thermal contraction and expansion property of air, the temperature of the air rises, the movement speed of molecules is accelerated, the distance between molecules is increased, the volume is increased, the density is reduced, the hot air floats above the cold air with large mass and high density, therefore, the steam in the blasting tank 302 enters the steam pipeline 404 from the expansion pipeline 405 and is discharged upwards from the interior of the blasting tank, the steam is discharged to the interior of the space enclosed by the shielding cover 403 and the intercepting disc 406, the shielding cover 403 is made of a rigid material, when the steam rises, the steam is blocked by the shielding cover, water drops are formed after a certain time, the water drops drop above the intercepting disc 406, a plurality of groups of through holes are uniformly arranged in the intercepting disc 406, the through holes can allow the water drops to drop downwards, but can intercept impurities in the water drops by a certain amount, the water drops dropping downwards from the intercepting disc 406 can be discharged from the water outlet pipe 408 arranged below the auxiliary cylinder 4, and the intercepting disc 406 is in non-fixed connection with the inner wall of the auxiliary cylinder 4, it is mutually blocked with the clamping piece 407, so as to be convenient for disassembly and assembly.

Further, a gas storage tank 5 is installed on the top of the connecting plate 101, a placing plate 501 is installed on the outer wall of one side of the gas storage tank 5 close to the blasting tank 302, a supporting plate 502 is installed on the bottom of the placing plate 501, the bottom of the supporting plate 502 is attached to the outer wall of the gas storage tank 5, a vacuum pump 503 is installed on the top of the placing plate 501, a vent pipe 504 is installed at the output end of the vacuum pump 503, a comprehensive pipe 505 is installed at one end of the vent pipe 504 close to the blasting tank 302, multi-component branch pipes 506 are evenly installed on the outer wall of one side of the comprehensive pipe 505 close to the blasting tank 302, the branch pipes 506 surround the outer side of the blasting tank 302, the tail ends of the branch pipes 506 extend into the blasting tank 302, a control valve 507 is installed on the front face of the branch pipes 506, the gas storage tank 5 is used for storing gas, the placing plate 501 is used for installing the vacuum pump 503, a triangular shape can be formed among the supporting plate 502, the placing plate 501 and the outer wall of the gas storage tank 5, thereby increasing the stability of the placing plate 501, the vacuum pump 503 is started, the steam in the air storage tank 5 can be pumped out by a mechanical and physical method, then the steam is transmitted to the vent pipe 504 from the output end of the vacuum pump 503, then the steam enters the comprehensive pipe 505 and then is dispersedly transmitted to the multi-component branch pipe 506, because the tail end of the branch pipe 506 respectively extends into different heights and different horizontal positions, the uniformity of the steam action received by the interior of the blasting tank 302 can be ensured, after the steam enters the interior of the blasting tank 302, the temperature and the pressure in the interior of the blasting tank 302 rise, the crystallinity of the cellulose in the wheat straw raw material is improved, the degree of polymerization is reduced, the hemicellulose is partially degraded, the lignin is softened, the transverse connection strength is reduced, even the branch pipe 506 is softened and plasticized, and the control valve 507 can control the dredging and closing of the branch pipe 506.

Further, a top cover 801 is installed at the top of the chemical reaction tank 8, a bearing seat is installed on the inner wall of the chemical reaction tank 8, a flat plate 802 is installed on the front surface of the chemical reaction tank 8, a rotating motor 803 is installed at the top of the flat plate 802, a rotating shaft is installed at the output end of the rotating motor 803, a rotating rod 804 is installed on the back surface of the rotating shaft, the back surface of the rotating rod 804 extends into the bearing seat, a plurality of groups of fixing rings 805 are evenly installed on the outer surface of the rotating rod 804, the fixing rings 805 are located inside the chemical reaction tank 8, a plurality of groups of stirring fan blades 806 are evenly installed on the outer surface of the fixing rings 805, the rotating motor 803 is started, after being started, the rotating shaft installed at the output end can be driven to rotate, then the rotating rod 804 is driven to perform repeated overturning operation, so that the stirring fan blades 806 are driven to rotate, so as to stir the pasty wheat straw and dilute hydrochloric acid inside the chemical reaction tank 8, and enable the pasty wheat straw and the wheat straw to be fully fused, then, the conversion rate of cellulose and hemicellulose in the straw is improved, multiple groups of through holes are uniformly formed in the outer surface of the stirring fan blade 806, the straw can be allowed to pass through the through holes while pasty straw is stirred, resistance of the pasty straw to rotation of the stirring fan blade 806 can be reduced, the top cover 801 can be taken down from the top of the chemical reaction tank 8, the interior of the chemical reaction tank can be cleaned conveniently, and a stable installation place is provided by the motor 803 which is not rotated by the flat plate 802.

Furthermore, a plurality of groups of pulleys 102 are uniformly arranged at the bottom of the bottom plate 1, and the device is driven by a driving force to rotate the pulleys 102, so that the device can conveniently walk and change the position.

Further, a movable block 201 is arranged on the top of the bump 2, the bottom of the movable block 201 penetrates through the inside of the bump 2, a panel 202 is arranged on the bottom of the movable block 201, two groups of through grooves 203 are arranged on the front of the movable block 201 in an up-down manner, a movable groove is arranged on the front of the bump 2, an insertion block 204 is arranged on the front of the movable groove, the back of the insertion block 204 extends into the inside of one group of through grooves 203, a pull ring 205 is arranged on the front of the insertion block 204, the movable block 201 can change the connection position with the bump 2 under the action of external force, when the through groove 203 and the movable groove which are positioned above are positioned at the same horizontal plane, the space height of the bottom of the panel 202 is higher than that of the pulley 102, when the through groove 203 and the movable groove which are positioned below are positioned at the same horizontal plane, the space height of the bottom of the panel 202 is lower than that of the pulley 102, at this time, after the insertion block 204 is inserted into the inside of the through groove 203 from the front of the movable groove, the panel 202 and the movable block 201 can be used as a supporting device to prevent the panel from sliding under the pushing of an external force, and the pull ring 205 is arranged to facilitate a worker to pull the inserting block 204 out of the inner part of the movable groove.

Further, dredge pump 6 is installed at the top of connecting plate 101, and dredge pump 6 is located the one side that gas holder 5 is close to blasting structure 3, the discharging pipe is installed to one side that blasting jar 302 is close to dredge pump 6, the input of dredge pump 6 is laminated with the one end of discharging pipe, connecting pipe 601 is installed to the output of dredge pump 6, and the tail end of connecting pipe 601 extends the inside that gets into chemical reaction jar 8, start dredge pump 6, it can be with the inside paste-like wheat straw of collecting tank 301 pump the inside that gets into chemical reaction jar 8, connecting pipe 601 is used for transmitting paste-like wheat straw.

Further, import pipe 703 is installed at the top of degradation jar 7, and the top of import pipe 703 extends into the inside of chemical reaction jar 8, the top of degradation jar 7 is provided with the recess, the recess is located the place ahead of import pipe 703, flip 702 is installed to the inner wall of recess, import pipe 703 can communicate degradation jar 7 closes chemical reaction jar 8, make things convenient for the inside material of chemical reaction jar 8 to fall into the inside of degradation jar 7 after the reaction and carry out operation on next step, the staff can manually open flip 702 degradation jar 7's top, then add appropriate amount of white rot fungus in degradation jar 7 is inside, lignin and hemicellulose in the degradation straw, destroy the complicated crystal structure of straw system, increase straw bioconversion rate.

Further, the working steps of the device are as follows:

s1, starting an electric telescopic rod 304, controlling the electric telescopic rod to extend upwards to reach the comprehensive length of the electric telescopic rod, then lifting a part at the top of the electric telescopic rod upwards, gradually adjusting the bottom of an auxiliary cylinder 4 and the top of a circular ring 303 from a joint state to a separation state, adjusting the distance between the bottom of the auxiliary cylinder and the top of the circular ring 303 to a maximum value, then guiding wheat straw raw materials into an explosion tank 302 from the inside of the circular ring 303, and after the guiding is finished, controlling the electric telescopic rod 304 to contract downwards to enable the bottom of the auxiliary cylinder 4 to be tightly jointed with the top of the circular ring 303;

s2, starting a vacuum pump 503, pumping out steam in the air storage tank 5 by utilizing a mechanical physical method, transferring the steam to a vent pipe 504 from the output end of the vacuum pump 503, then entering the inside of a comprehensive pipe 505, and then dispersedly transferring the steam to a multi-component branch pipe 506, wherein the tail end of the branch pipe 506 respectively extends into positions with different heights and different horizontal positions, so that the uniformity of the steam action on the inside of the blasting tank 302 can be ensured, after the steam enters the inside of the blasting tank 302, the temperature and the pressure in the inside of the blasting tank 302 are increased, the crystallinity of cellulose in the wheat straw raw material is improved, the degree of polymerization is reduced, the hemicellulose is partially degraded, the lignin is softened, the transverse connection strength is reduced, even the lignin is softened and plastic, when the inside of the blasting tank 302 is suddenly reduced in pressure, the wheat straw raw material can generate a blasting effect, and microorganisms and enzymes can more effectively contact the cellulose;

s3, the temperature condition in the blasting tank 302 can be sensed through the temperature sensor, when the internal temperature rises to a certain value, the electronic valve is opened, due to the properties of expansion with heat and contraction with cold of air, the air temperature rises, the molecular movement speed is accelerated, the molecular distance is increased, then the volume is increased, the density is reduced, and the hot air floats above the cold air with large mass and high density, so that the steam in the blasting tank 302 can be upwards discharged from the steam pipeline 404 and can be discharged to the space enclosed by the shielding cover 403 and the intercepting disc 406, the shielding cover 403 is made of a rigid material, when the steam rises, water drops can be formed and can drop above the intercepting disc 406 after a certain time, a plurality of groups of through holes are uniformly arranged in the intercepting disc 406, the water drops can be allowed to drop downwards, but impurities in the water drops can be intercepted in a certain amount, the water drops dropping from the interception disk 406 can be discharged from a water outlet pipe 408 arranged below the auxiliary cylinder 4;

s4, the exploded wheat straw raw material enters the interior of the collection tank 301, the mud pump 6 is started, pasty wheat straw in the collection tank 301 can be pumped into the interior of the chemical reaction tank 8, meanwhile, 5% of dilute hydrochloric acid is manually added by workers to enter the interior of the chemical reaction tank 8, the rotating motor 803 is started, the rotating motor can drive the rotating shaft mounted at the output end to rotate after being started, the rotating rod 804 is driven to repeatedly turn over, and then the stirring fan blades 806 are driven to rotate along with the rotating shaft, so that the pasty wheat straw in the chemical reaction tank 8 is stirred to mix the dilute hydrochloric acid, the pasty wheat straw and the dilute hydrochloric acid are fully fused, and the conversion rate of cellulose and hemicellulose in the straw is improved;

s5, the straws after the chemical reaction can enter the interior of the degradation tank 7, the worker can open the turnover cover 702, and a proper amount of white rot fungi is added into the degradation tank 7 to degrade lignin and hemicellulose in the straws, so that the complex crystal structure of a straw system is damaged, and the straw biotransformation rate is increased.

The working principle is as follows: starting the electric telescopic rod 304, controlling the electric telescopic rod to extend upwards to reach the integrated length per se, then lifting the part at the top of the electric telescopic rod upwards, adjusting the distance between the bottom of the auxiliary cylinder 4 and the top of the circular ring 303 to the maximum value, then guiding the wheat straw raw material into the interior of the blasting tank 302 from the interior of the circular ring 303, after the guiding is finished, controlling the electric telescopic rod 304 to contract downwards to reach the length, so that the bottom of the auxiliary cylinder 4 is tightly attached to the top of the circular ring 303, starting the vacuum pump 503, pumping out the steam in the air storage tank 5 to be transmitted to the position of the vent pipe 504, then entering the integrated pipe 505, and then dispersedly transmitting the steam to the positions of the multi-component branch pipes 506, wherein the tail ends of the branch pipes 506 respectively extend into the positions with different heights and different horizontal positions, so that the uniformity of the steam action on the interior of the blasting tank 302 can be ensured, and the temperature of the interior of the blasting tank 302 can be controlled, The pressure rises, then the crystallinity of the cellulose in the wheat straw raw material is improved, the degree of polymerization is reduced, the hemicellulose is partially degraded, the lignin is softened, the transverse connection strength is reduced, even the lignin is softened and plastic, the temperature condition in the blasting tank 302 can be sensed through a temperature sensor, when the internal temperature rises to a certain value, an electronic valve is opened, the pressure in the blasting tank 302 is suddenly reduced, the wheat straw raw material can generate a blasting effect, microorganisms and enzymes can be more effectively contacted with the cellulose, due to the expansion and contraction properties of air, hot air is positioned above cold air, therefore, steam in the blasting tank 302 can be upwards discharged from the interior of a steam pipeline 404 and can be discharged to the interior of a space enclosed by a shielding cover 403 and an intercepting disc 406, the shielding cover 403 is made of a rigid material, when the steam rises, the steam can be blocked by the shielding cover, and water drops can be formed after a certain time, and dropping to the upper part of the interception disc 406, a plurality of groups of through holes are uniformly arranged in the interception disc 406, the through holes can allow water drops to drop downwards, but can intercept impurities in the water drops by a certain amount, the water drops dropping downwards from the interception disc 406 can be discharged from a water outlet pipe 408 arranged below the auxiliary cylinder 4, the blasted wheat straw raw material can enter the inside of the collection tank 301, then a mud pump 6 is started, the pasty wheat straw in the collection tank 301 can be pumped into the inside of the chemical reaction tank 8, meanwhile, 5% of dilute hydrochloric acid is manually added by a worker to enter the inside of the chemical reaction tank 8, a rotating motor 803 is started, the rotating motor can drive a rotating shaft arranged at an output end to rotate after being started, then a rotating rod 804 is driven to perform repeated overturning operation, and then stirring fan blades 806 are driven to rotate so as to stir the pasty wheat straw dilute hydrochloric acid in the chemical reaction tank 8, the straw and the stalk are fully fused, the conversion rate of cellulose and hemicellulose in the straw is improved, the straw after chemical reaction can enter the degradation tank 7, a worker can open the turnover cover 702, a proper amount of white rot fungi is added into the degradation tank 7, lignin and hemicellulose in the straw are degraded, the complex crystal structure of a straw system is damaged, and the straw biological conversion rate is increased.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.