1. The continuous type garbage high-temperature pyrolysis equipment is characterized by comprising a pyrolysis box body (3), wherein the top of the pyrolysis box body (3) is provided with a feed hopper (1), a pretreatment device (7) for performing primary treatment on garbage is arranged above the feed hopper (1), a conveying network chain (4) for conveying garbage is arranged inside the pyrolysis box body (3), a pyrolysis support frame (6) is arranged below the conveying network chain (4), the pyrolysis support frame (6) is in a trapezoidal structure shape with a small upper part and a large lower part, an air supply pipe for supplementing oxygen is arranged at the interval of the lower part of the pyrolysis support frame (6), a deslagging spiral pipe (304) is symmetrically and rotatably arranged below the pyrolysis support frame (6), one end of the deslagging spiral pipe (304) is connected with the output end of a deslagging motor (303), the other end of the deslagging spiral pipe (304) extends to the deslagging port (301) position in the center of the bottom of the pyrolysis box body (3), a cooling water pipeline (5) arranged at the lower part of the conveying network chain (4) passes through the upper part of the spiral pipe (304), and cooling water is conveyed and arranged in the cooling water tank.

2. The continuous type garbage high-temperature pyrolysis equipment as claimed in claim 1, wherein the pretreatment device (7) comprises a support table (701) arranged above the feed hopper (1), a pretreatment machine shell (711), a drying pipe (709) and a discharge box (702) which are communicated with each other are arranged on the support table (701), a crushing drum is rotatably arranged in the pretreatment machine shell (711) at intervals, a material guide plate (712) is arranged on the inner side wall of the pretreatment machine shell (711), and a liquid spraying drum (713) for spraying combustion improver is rotatably arranged below the material guide plate (712).

3. The continuous type waste high-temperature pyrolysis equipment as claimed in claim 2, wherein spray heads are arranged on the liquid spray drum (713) at intervals, one end of the liquid spray drum (713) is connected with the output shaft end of the second motor (710), the other end of the liquid spray drum (713) is sequentially connected with the rotary joint (714), the control valve (715), the flow sensor (716) and the liquid conveying pipeline (717), the liquid conveying pipeline (717) is connected with the output end of the pressure pump (718), and the output end of the pressure pump (718) is connected with the liquid storage tank (719).

4. The continuous type garbage high-temperature pyrolysis device as claimed in claim 2, characterized in that a feeding spiral pipe (706) is arranged at the lower part of the liquid spraying drum (713), the feeding spiral pipe (706) horizontally penetrates through the drying pipe (709) and the discharging box (702), and one end of the feeding spiral pipe (706) is connected with the output end of the first motor (703).

5. A continuous type garbage high-temperature pyrolysis device as claimed in claim 4, characterized in that the top of the discharge box (702) is provided with air pipes (705) at intervals, the air outlet of the air pipes (705) passes through the top of the discharge box (702) downwards and faces the feeding spiral pipe (706), and the lower end opening of the discharge box (702) is right above the feed hopper (1).

6. The continuous type high-temperature pyrolysis equipment for garbage according to claim 2, wherein a spiral pipeline (708) is wound outside the drying pipe (709), one end of the spiral pipeline (708) is connected with the exhaust gas outlet pipe (707), and the other end of the spiral pipeline (708) is connected with the exhaust gas outlet pipe (302) arranged at the side of the pyrolysis box body (3).

7. The continuous type garbage high-temperature pyrolysis equipment according to claim 1, characterized in that the feed hopper (1) is symmetrically provided with a movable baffle (201) in a penetrating manner, the movable baffle (201) is connected with the telescopic shaft end of the hydraulic push rod (2), and the hydraulic push rod (2) is installed on the outer wall of the pyrolysis box body (3).

Background

Along with the continuous development of society and the continuous progress of economy, the living standard of people is continuously improved, the generation of domestic garbage is increased day by day, the annual generation amount of domestic garbage in China is about 2.5 to 3 hundred million tons, the method has serious pollution harm to the environment, the common treatment modes of domestic garbage at present comprise landfill, incineration and composting, wherein the landfill and the compost fall into the dilemma of occupying a large amount of land, having unsmooth product sale and low resource level, the garbage incineration is mainly suitable for large-scale incineration power generation related equipment which has higher requirements on the supply raw materials and the supply quantity of the garbage, and the limit of regional environment is large, so that equipment related to large-scale incineration power generation is mainly distributed in urban environments with convenient traffic, low clearing cost and large garbage production amount, and the main treatment mode of domestic garbage in villages and towns is also a landfill and small incineration project.

At present, the prior small-sized garbage high-temperature pyrolysis equipment applied to villages and towns has the following technical problems in actual application: 1. because the villages and the towns do not have a clear concept of distinguishing the household garbage from the construction garbage, the household garbage contains a certain proportion of construction garbage, the construction garbage generally has the characteristics of large size and high hardness, and a large burden is generated on treatment equipment, so that the problem cannot be effectively solved by equipment in the market at present; 2. present domestic waste often contains not few kitchen garbage, these kitchen garbage often contain not few moisture, and it is open-air because of the collection of villages and towns domestic waste, the output and the handling capacity of these rubbish are not all big, basically, can not equipment storage preprocessing device, so can cause the water content when rubbish gets into equipment can be higher relatively, current market equipment exists because of the big unable problem that reaches the cracking temperature of material humidity, the operation of complete oxidation in pyrolysis equipment can't be realized to moist kitchen garbage simultaneously, be unfavorable for the high temperature pyrolysis operation of the kitchen garbage that has the humidity in villages and towns area, consequently, this department of above-mentioned problem makes the pertinence improvement.

Disclosure of Invention

The invention aims to solve the problems, and provides continuous garbage high-temperature pyrolysis equipment which can realize continuous high-temperature pyrolysis operation on garbage, can realize efficient and complete pyrolysis operation on wet kitchen garbage, improves pyrolysis efficiency, can prevent building garbage from being sintered and blocked in the whole device, can realize large-batch continuous pyrolysis treatment operation on domestic garbage in villages and towns, and meets the practical requirements of social development.

In order to realize the purpose, the invention adopts the technical scheme that: the utility model provides a continuous type rubbish high temperature pyrolysis equipment, including the pyrolysis box, pyrolysis box top sets up the feeder hopper, the feeder hopper top sets up the preprocessing device who is used for carrying out preliminary treatment to rubbish, the inside conveying network chain that is used for carrying rubbish that sets up of pyrolysis box, conveying network chain below sets up the pyrolysis support frame, the pyrolysis support frame is big trapezium structure form and its lower part interval setting up the blast pipe that is used for supplementing oxygen down, the rotatory row's sediment spiral pipe that sets up of pyrolysis support frame below symmetry, arrange sediment spiral pipe one end and arrange the sediment motor output and be connected, arrange the sediment spiral pipe other end and extend to pyrolysis bottom of the box central authorities row's cinder notch position department, the cooling water piping that conveying network chain lower part set up passes from arranging sediment spiral pipe top, and.

As a further optimization of the invention, the pretreatment device comprises a support table arranged above the feed hopper, a pretreatment machine shell, a drying pipe and a discharge box which are communicated are arranged on the support table, crushing rotary drums are rotatably arranged in the pretreatment machine shell at intervals, a material guide plate is arranged on the inner side wall of the pretreatment machine shell, and a liquid spraying roller for spraying combustion improver is rotatably arranged below the material guide plate.

As a further optimization of the invention, the spray heads are arranged on the spray drum at intervals, one end of the spray drum is connected with the output shaft end of the second motor, the other end of the spray drum is sequentially connected with the rotary joint, the control valve, the flow sensor and the infusion pipeline, the infusion pipeline is connected with the output end of the booster pump, and the output end of the booster pump is connected with the liquid storage tank body.

As a further optimization of the invention, the lower part of the liquid spraying roller is provided with a feeding spiral pipe, the feeding spiral pipe horizontally penetrates through the drying pipe and the discharging box, and one end of the feeding spiral pipe is connected with the output end of the first motor.

As a further optimization of the invention, air pipes are arranged at intervals at the top of the discharging box, an air outlet of each air pipe downwards penetrates through the top of the discharging box and faces to the feeding spiral pipe, and an opening at the lower end of the discharging box is positioned right above the feeding hopper.

As a further optimization of the invention, a spiral pipeline is wound outside the drying pipe, one end of the spiral pipeline is connected with the exhaust output pipe, and the other end of the spiral pipeline is connected with the waste gas output pipe arranged on the side part of the pyrolysis box body.

As a further optimization of the invention, the feed hopper is symmetrically provided with movable baffles in a penetrating way, the movable baffles are connected with the telescopic shaft end of the hydraulic push rod, and the hydraulic push rod is arranged on the outer wall of the pyrolysis box body.

The invention has the beneficial effects that: the invention provides continuous garbage high-temperature pyrolysis equipment, which can realize continuous high-temperature pyrolysis operation on garbage, can realize efficient and complete pyrolysis operation on wet kitchen garbage, improves pyrolysis efficiency, can prevent building garbage from being sintered and blocked in the whole device, can realize large-batch continuous pyrolysis treatment operation on domestic garbage in villages and towns, and meets the practical requirements of social development.

1. The device is provided with a hopper, a hydraulic push rod, a pyrolysis box body, a conveying net chain, a cooling water pipeline, a pyrolysis support frame and a pretreatment device, the device is sequentially divided into a drying layer, a cracking layer and an oxidation reduction layer from top to bottom, household garbage conveyed on the conveying net chain is subjected to secondary drying operation, moisture contained in kitchen garbage is dried by hot air below the household garbage, the moisture contained in the kitchen garbage is evaporated, the temperature of the drying layer is 200-300 ℃, products of the drying layer are dry garbage and water vapor, the water vapor is discharged out of a thermal cracking furnace along with heat production of the following three reaction areas, the dry garbage falls into the cracking area, the garbage moves downwards to enter the cracking area, the garbage is heated at the same time, and the garbage is heated to generate a pyrolysis reaction.

2. The invention is provided with a pretreatment device, the pretreatment device is used for crushing, spraying and drying the household garbage, so that the construction garbage can be crushed, the blockage caused by sintering in the device is avoided, the combustion improver can be sprayed on the wet kitchen garbage and then dried, and the combustion improver uniformly covers the kitchen garbage, thereby greatly improving the pyrolysis completeness of the kitchen garbage, the spiral pipeline realizes the first drying operation on the space in the drying pipe, the drying is realized, and simultaneously, the combustion improver can be attached to the surface of the household garbage, so that the complete oxidation can be ensured in the subsequent oxidation pyrolysis treatment operation.

Drawings

Fig. 1 is a schematic front view of the present invention.

FIG. 2 is a schematic view of the pyrolysis box of the present invention.

FIG. 3 is a schematic view of the position of the pretreatment apparatus according to the present invention.

FIG. 4 is a schematic view of the preconditioner housing position in accordance with the present invention.

The text labels in the figures are represented as: 1. a feed hopper; 2. a hydraulic push rod; 3. a pyrolysis box body; 4. a conveying network chain; 5. a cooling water pipeline; 6. a pyrolysis support frame; 7. a pretreatment device; 201. a movable baffle; 301. a slag discharge port; 302. an exhaust gas outlet pipe; 303. a slag discharge motor; 304. a slag discharge spiral pipe; 701. a support table; 702. a discharge box; 703. a first motor; 704. a fan; 705. an air duct; 706. a feeding spiral pipe; 707. an exhaust gas output pipe; 708. a helical conduit; 709. a drying tube; 710. a second motor; 711. a preconditioner housing; 712. a material guide plate; 713. a liquid spraying drum; 714. a rotary joint; 715. a control valve; 716. a flow sensor; 717. a fluid delivery conduit; 718. a pressure pump; 719. a liquid storage tank body.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1 to 4, the specific structure of the present invention is: a continuous garbage high-temperature pyrolysis device comprises a pyrolysis box body 3, a feed hopper 1 is arranged at the top of the pyrolysis box body 3, a pretreatment device 7 for performing preliminary treatment on garbage is arranged above the feed hopper 1, the pretreatment device 7 is used for crushing, spraying and drying operation on household garbage, so that building garbage can be crushed, blockage caused by sintering inside the device is avoided, a combustion improver can be sprayed on wet kitchen garbage and then dried, the combustion improver uniformly covers the kitchen garbage, the complete pyrolysis degree of the kitchen garbage is greatly improved, a conveying net chain 4 for conveying the garbage is arranged inside the pyrolysis box body 3, the conveying net chain 4 can continuously convey the pretreated household garbage, the pretreated household garbage is prevented from being fed too much at one time, a pyrolysis support frame 6 is arranged below the conveying net chain 4, the pyrolysis support frame 6 is in a small-upper-large-lower trapezoid structure shape, and an air supply pipe for supplying oxygen is arranged at the interval of the lower part of the pyrolysis support frame 6, a slag discharge spiral pipe 304 is symmetrically and rotatably arranged below the pyrolysis support frame 6, one end of the slag discharge spiral pipe 304 is connected with the output end of a slag discharge motor 303, the other end of the slag discharge spiral pipe 304 extends to the position of a slag discharge port 301 in the center of the bottom of the pyrolysis box body 3, a cooling water pipe 5 arranged at the lower part of the conveying net chain 4 penetrates through the slag discharge spiral pipe 304, cooling water is conveyed and arranged in the slag discharge spiral pipe, the household garbage is subjected to pyrolysis oxidation operation in the whole device, the device is sequentially divided into a drying layer, a cracking layer and an oxidation reduction layer from top to bottom, the household garbage conveyed on the conveying net chain 4 is subjected to secondary drying operation, moisture contained in the kitchen garbage is dried by hot gas below, the moisture contained in the kitchen garbage is evaporated, the temperature of the drying layer is 200-300 ℃, products of the drying layer are dry garbage and water vapor, and the water vapor is discharged out of the pyrolysis furnace along with the heat production of the following three reaction zones, and the dry garbage falls into the cracking area, the garbage moves downwards to enter the cracking area, and meanwhile, the garbage is heated, and the garbage is heated to generate a pyrolysis reaction. Most of volatile components in the garbage are separated from the solid through pyrolysis reaction, the separation is basically finished at the temperature of 500-600 ℃, main products in a pyrolysis zone are slag, hydrogen, water vapor, carbon monoxide, carbon dioxide, methane, tar and other hydrocarbon substances, and the like, and the residual slag of the pyrolysis reacts with air violently to release a large amount of heat. Because of the oxygen-limited combustion, the supply of oxygen is insufficient, and thus incomplete combustion reactions occur simultaneously, carbon monoxide is produced, and heat is released. In the oxidation zone, the temperature can reach 850 ℃, and the heat is released by combustion, thereby providing a heat source for the reduction reaction in the reduction zone, the cracking and the drying of the garbage. The hot gas, namely carbon monoxide and carbon dioxide, generated in the reduction zone enter the reduction zone of the device, ash falls into the lower part, almost no oxygen exists in the reduction zone, the carbon dioxide generated in the oxidation reaction, carbon and steam are subjected to reduction reaction to generate carbon monoxide and hydrogen, the temperature of the reduction zone is correspondingly reduced because the reduction reaction is an endothermic reaction, and the temperature is about 650-800 ℃, and the main products of the reduction zone are carbon monoxide, carbon dioxide and hydrogen.

As a specific embodiment of the invention, in order to facilitate the realization of the crushing operation, the combustion improver spraying operation and the drying operation of the household garbage, so that the construction garbage can be crushed, the blockage caused by sintering in the device can be avoided, the combustion improver can be sprayed on the wet kitchen garbage and then the drying operation can be carried out, so that the combustion improver can uniformly cover the kitchen garbage, thereby greatly improving the pyrolysis completeness of the kitchen garbage, the pretreatment device 7 comprises a support table 701 arranged above a feed hopper 1, a pretreatment machine shell 711, a drying pipe 709 and a discharge box 702 which are communicated are arranged on the support table 701, a crushing rotary drum is rotatably arranged in the pretreatment machine shell 711 at intervals, the crushing rotary drum is driven by a conventional motor to rotate, and no excessive introduction is carried out, a spray plate 712 is arranged on the inner side wall of the pretreatment machine shell 711, and a spray roller 713 for spraying the combustion improver is rotatably arranged below the guide plate 712, the second motor 710 is driven to rotate the spray drum 713.

As a specific embodiment of the present invention, in order to facilitate the uniform spraying of the combustion improver on the household garbage, spray heads are arranged at intervals on the spray drum 713, the spray heads are used for uniformly spraying the combustion improver, one end of the spray drum 713 is connected to an output shaft end of the second motor 710, the other end of the spray drum 713 is sequentially connected to the rotary joint 714, the control valve 715, the flow sensor 716 and the fluid delivery pipe 717, the fluid delivery pipe 717 is connected to an output end of the pressure pump 718, an output end of the pressure pump 718 is connected to the reservoir tank 719, and the combustion improver is stored and arranged in the reservoir tank 719.

As a specific embodiment of the present invention, in order to facilitate the uniform mixing of the combustion improver and the household garbage, and the drying operation of the household garbage while the combustion improver is uniformly covered on the household garbage, a feeding spiral pipe 706 is disposed at the lower portion of the spray drum 713, the feeding spiral pipe 706 horizontally penetrates through the drying pipe 709 and the discharge box 702, and one end of the feeding spiral pipe 706 is connected to the output end of the first motor 703.

As a specific embodiment of the invention, in order to facilitate the discharge of the material treatment from the lower opening of the discharge box 702 and avoid the household garbage from blocking the lower opening of the discharge box 702, air pipes 705 are arranged at intervals on the top of the discharge box 702, the air outlet of the air pipe 705 downwards penetrates through the top of the discharge box 702 and faces the feeding spiral pipe 706, and the lower opening of the discharge box 702 is positioned right above the feed hopper 1.

As a specific embodiment of the present invention, in order to facilitate the realization of drying operation while uniformly covering the domestic garbage with the combustion improver, a spiral pipe 708 is wound outside the drying pipe 709, one end of the spiral pipe 708 is connected to the exhaust output pipe 707, the other end of the spiral pipe 708 is connected to the exhaust output pipe 302 arranged at the side of the pyrolysis box 3, and the spiral pipe 708 realizes the first drying operation of the space inside the drying pipe 709, so as to dry the space and simultaneously enable the combustion improver to be attached to the surface of the domestic garbage, thereby ensuring complete oxidation in the subsequent oxidative pyrolysis treatment operation.

As a specific embodiment of the invention, in order to be beneficial to realizing on-off control of the feed inlet of the feed hopper 1, the feed hopper 1 is symmetrically provided with the movable baffle plates 201 in a penetrating way, the movable baffle plates 201 are connected with the telescopic shaft ends of the hydraulic push rods 2, and the hydraulic push rods 2 are arranged on the outer wall of the pyrolysis box body 3.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.