1. The anti-freezing ready-mixed polymer mortar is characterized by comprising the following components in parts by weight:

400 parts of Portland cement, 500 parts of fine river sand, 700 parts of cellulose ether high molecular polymer, 10-20 parts of glass fiber, 10-20 parts of expanding agent, 10-14 parts of water reducing agent and 10-14 parts of anti-freezing agent;

the antifreezing ready-mixed polymer mortar is prepared by the following steps:

the method comprises the following steps: adding portland cement into a feeding box (101) of mortar production equipment, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, and feeding the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into an inner cavity of the feeding box (101) through a feeding hole (114);

step two: starting a feeding motor (104), wherein the feeding motor (104) runs to drive a first linkage shaft (109) to rotate through a first driving belt wheel (107) and a first driven belt wheel (108), the rotating first linkage shaft (109) drives a conveying belt (112) to rotate through a second linkage shaft (110) and a driving belt wheel (111), so that a plurality of feeding hoppers (113) are driven to rotate, the plurality of feeding hoppers (113) convey silicate cement, cellulose ether high polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent upwards, and the silicate cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent are conveyed into an inner cavity of a stirring bin (201) through a discharging pipe (105) and a connecting pipe (106);

step three: starting a stirring motor (203), wherein the stirring motor (203) runs to drive a stirring shaft (206) to rotate through a second driving belt wheel (204) and a second driven belt wheel (205), so that a spiral stirring blade (208) and a triangular stirring blade (209) are driven to rotate, and the rotating spiral stirring blade (208) and the triangular stirring blade (209) stir the portland cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent, and stir uniformly to obtain a mixed raw material;

step four: drying river sand until the water content is below 0.5%, sieving the dried river sand by a 25-mesh sieve to obtain fine river sand, adding the fine river sand into a feeding box (101) according to parts by weight, conveying the fine river sand into a stirring bin (201) through a feeding hopper (113), and uniformly stirring the mixed raw materials and the fine river sand through a spiral stirring blade (208) and a triangular stirring blade (209) to obtain semi-finished mortar;

step five: the semi-finished mortar enters a receiving hopper (311) from a receiving port (312), then enters a shearing cylinder (308), a shearing conveying motor (304) is started, the shearing conveying motor (304) operates to drive a conveying shaft (307) to rotate through a third driving pulley (305) and a third driven pulley (306), and a shearing plate (314) which is obliquely arranged shears the semi-finished mortar and conveys the semi-finished mortar forwards in the rotating process;

step six: and discharging the sheared semi-finished product mortar from a discharge hole (313), and discharging the semi-finished product mortar into a collection box (400) through a discharge hopper (310) for collection to obtain the antifreezing ready-mixed polymer mortar.

2. The antifreeze ready-mixed polymer mortar according to claim 1, wherein the antifreeze is one or a mixture of several of sodium nitrite, sodium chloride and calcium chloride in any proportion; the cellulose ether high molecular polymer is one or a mixture of two of methyl cellulose ether and hydroxypropyl methyl cellulose ether in any proportion; the expanding agent is any one or a mixture of a plurality of calcium oxide expanding agents, scrap iron expanding agents and alunite expanding agents in any proportion; the water reducing agent is one of a naphthalene powder water reducing agent, an aliphatic powder water reducing agent and a polycarboxylic acid powder water reducing agent.

3. The preparation method of the antifreezing ready-mixed polymer mortar according to claim 1, comprising the following steps:

the method comprises the following steps: adding portland cement into a feeding box (101) of mortar production equipment, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, and feeding the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into an inner cavity of the feeding box (101) through a feeding hole (114);

step two: starting a feeding motor (104), wherein the feeding motor (104) runs to drive a first linkage shaft (109) to rotate through a first driving belt wheel (107) and a first driven belt wheel (108), the rotating first linkage shaft (109) drives a conveying belt (112) to rotate through a second linkage shaft (110) and a driving belt wheel (111), so that a plurality of feeding hoppers (113) are driven to rotate, the plurality of feeding hoppers (113) convey silicate cement, cellulose ether high polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent upwards, and the silicate cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent are conveyed into an inner cavity of a stirring bin (201) through a discharging pipe (105) and a connecting pipe (106);

step three: starting a stirring motor (203), wherein the stirring motor (203) runs to drive a stirring shaft (206) to rotate through a second driving belt wheel (204) and a second driven belt wheel (205), so that a spiral stirring blade (208) and a triangular stirring blade (209) are driven to rotate, and the rotating spiral stirring blade (208) and the triangular stirring blade (209) stir the portland cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent, and stir uniformly to obtain a mixed raw material;

step four: drying river sand until the water content is below 0.5%, sieving the dried river sand by a 25-mesh sieve to obtain fine river sand, adding the fine river sand into a feeding box (101) according to parts by weight, conveying the fine river sand into a stirring bin (201) through a feeding hopper (113), and uniformly stirring the mixed raw materials and the fine river sand through a spiral stirring blade (208) and a triangular stirring blade (209) to obtain semi-finished mortar;

step five: the semi-finished mortar enters a receiving hopper (311) from a receiving port (312), then enters a shearing cylinder (308), a shearing conveying motor (304) is started, the shearing conveying motor (304) operates to drive a conveying shaft (307) to rotate through a third driving pulley (305) and a third driven pulley (306), and a shearing plate (314) which is obliquely arranged shears the semi-finished mortar and conveys the semi-finished mortar forwards in the rotating process;

step six: and discharging the sheared semi-finished product mortar from a discharge hole (313), and discharging the semi-finished product mortar into a collection box (400) through a discharge hopper (310) for collection to obtain the antifreezing ready-mixed polymer mortar.

4. The preparation method of the antifreeze ready-mixed polymer mortar according to claim 3, wherein the mortar production equipment comprises a feeding mechanism (100), a support frame, a stirring mechanism (200), a shearing and conveying mechanism (300) and a collection box (400), the support frame is arranged on one side of the feeding mechanism (100), the stirring mechanism (200) is installed on the top of the support frame, the bottom end of the stirring mechanism (200) is connected to the shearing and conveying mechanism (300), one end of the shearing and conveying mechanism (300) is located in an inner cavity of the support frame, and the collection box (400) is placed at the bottom of the other end of the shearing and conveying mechanism (300).

5. The method for preparing antifreeze ready-mixed polymer mortar according to claim 4, the feeding mechanism (100) comprises a feeding box (101), a feeding pipe (102), a supporting plate (103), a feeding motor (104), a discharging pipe (105), a connecting pipe (106), a first driving belt wheel (107), a first driven belt wheel (108), a first linkage shaft (109), a second linkage shaft (110), a transmission belt wheel (111), a conveying belt (112), a feeding hopper (113), a feeding hole (114) and a guide plate (115), a feeding box (101) is arranged on one side of the bottom end of the feeding pipe (102), a supporting plate (103) is arranged at the top end of the feeding pipe (102), the feeding device is characterized in that a feeding motor (104) is installed at the top of the supporting plate (103), a discharging pipe (105) is installed on one side of the top end of the feeding pipe (102), and a connecting pipe (106) is installed at the bottom of the discharging pipe (105).

6. The preparation method of the antifreezing ready-mixed polymer mortar according to claim 5, wherein a first driving pulley (107) is sleeved on an output shaft of the feeding motor (104), the first driving pulley (107) is connected to a first driven pulley (108) through a belt, the first driven pulley (108) is sleeved on one end of a first linkage shaft (109), the first linkage shaft (109) is rotatably installed at the top end of the feeding box (101), a second linkage shaft (110) is rotatably installed at the bottom end of the feeding box (101), transmission pulleys (111) are sleeved in the middle portions of the first linkage shaft (109) and the second linkage shaft (110), two transmission pulleys (111) are connected through a conveying belt (112), and a plurality of feeding hoppers (113) are equidistantly installed on the outer surface of the conveying belt (112).

7. The preparation method of the antifreeze ready-mixed polymer mortar according to claim 5, wherein a feed inlet (114) is formed in one side of the upper material tank (101), the feed inlet (114) is communicated with the inner cavity of the upper material tank (101), a guide plate (115) is installed at the bottom of the inner cavity of the upper material tank (101), and the height of one end, close to the feed inlet (114), of the guide plate (115) is lower than that of one end, far away from the feed inlet (114).

8. The preparation method of the antifreeze ready-mixed polymer mortar according to claim 4, wherein the stirring mechanism (200) comprises a stirring bin (201), a first supporting seat (202), a stirring motor (203), a second driving pulley (204), a second driven pulley (205), a stirring shaft (206), a second supporting seat (207), a spiral stirring blade (208) and a triangular stirring blade (209), the top of the stirring bin (201) is connected to the bottom end of the connecting pipe (106), the top of the stirring bin (201) is provided with the first supporting seat (202), one side of the first supporting seat (202) is provided with the stirring motor (203), the output shaft of the stirring motor (203) is sleeved with the second driving pulley (204), the second driving pulley (204) is connected to the second driven pulley (205) through a belt, the second driven pulley (205) is sleeved on the top end of the stirring shaft (206), the stirring shaft (206) is rotatably installed in an inner cavity of the second supporting seat (207) through a bearing, the second supporting seat (207) is installed at the top axle center of the stirring bin (201), a spiral stirring blade (208) is installed in the middle of the stirring shaft (206), and a triangular stirring blade (209) is installed at the bottom end of the stirring shaft (206).

9. The preparation method of the antifreeze ready-mixed polymer mortar according to claim 4, wherein the shearing and conveying mechanism (300) comprises a first mounting frame (301), a second mounting frame (302), a connecting frame (303), a shearing and conveying motor (304), a third driving pulley (305), a third driven pulley (306), a conveying shaft (307), a shearing cylinder (308), a mounting box (309), a discharging hopper (310), a receiving hopper (311), a receiving opening (312), a discharging opening (313) and a shearing plate (314), the bottom of the first mounting frame (301) is connected to the second mounting frame (302) through the connecting frame (303), the shearing and conveying motor (304) is mounted at the top of the first mounting frame (301), the third driving pulley (305) is sleeved on an output shaft of the shearing and conveying motor (304), and the third driving pulley (305) is connected to the third driven pulley (306) through a belt, the third driven belt wheel (306) is sleeved on one end of a conveying shaft (307), the other end of the conveying shaft (307) is rotatably installed in an inner cavity of a shearing barrel (308), the shearing barrel (308) is installed in an inner cavity of an installation box (309), one end, close to the third driven belt wheel (306), of the top of the installation box (309) is provided with a receiving hopper (311), a receiving port (312) is formed in the axis of the top of the receiving hopper (311), the receiving port (312) is communicated to the bottom end of a stirring bin (201), the other end of the installation box (309) is provided with a discharging hopper (310), and the bottom end of the discharging hopper (310) is located right above a collecting box (400).

10. The preparation method of the antifreeze ready-mixed polymer mortar according to claim 9, wherein one end of the shearing cylinder (308) far away from the third driven pulley (306) is positioned in an inner cavity of the discharge hopper (310) and is provided with a plurality of discharge ports (313), a plurality of shearing plates (314) are arranged in the inner cavity of the shearing cylinder (308), and the plurality of shearing plates (314) are obliquely arranged on the conveying shaft (307).

Background

The ready-mixed mortar is various mortar mixtures produced by specialized manufacturers and used in construction projects, and has the advantages of health, environmental protection, stable quality, energy conservation and comfort compared with the mortar stirred on site.

The patent with the application number of CN201510267216.9 discloses a preparation method of premixed mortar with high strength, high toughness and high stability, and solves the problems that a large amount of land is occupied and the environment is polluted due to the discharge of tailing wastes. The following raw materials are adopted according to the weight portion: 20-25 parts of Portland cement, 15-20 parts of tailing powder, 30-40 parts of tailing aggregate, 5-10 parts of fly ash, 2-4 parts of composite additive and 20-30 parts of water; the composite additive is prepared by uniformly mixing the following raw materials in parts by weight: 60-70 parts of aluminous clinker, 20-30 parts of montmorillonite, 5-10 parts of sodium sulfate, 5-10 parts of sucrose, 2-3 parts of hydroxyethyl methyl cellulose ether (HEMC), 2-3 parts of bentonite and 2-3 parts of boric acid; 2-4 parts of concrete fiber; 3-5 parts of naphthalene powder water reducing agent; 3-5 parts of aluminum powder. However, the ready-mixed mortar has poor freezing resistance, and when used under low temperature conditions, the internal structure of the mortar is easily destroyed, which affects the durability of the mortar.

Disclosure of Invention

In order to overcome the technical problems, the invention aims to provide an antifreezing ready-mixed polymer mortar and a preparation method thereof: adding portland cement into a charging box, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, feeding the portland cement, cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into an inner cavity of the charging box through a feeding hole, starting a charging motor, driving a first linkage shaft to rotate through a first driving belt wheel and a first driven belt wheel by the operation of the charging motor, driving a conveying belt to rotate through a second linkage shaft and a driving belt wheel by the rotating first linkage shaft, thereby driving a plurality of charging hoppers to rotate, upwards conveying the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent by the plurality of charging hoppers, conveying the silicate cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into the inner cavity of a stirring bin through a discharging pipe and a connecting pipe, and starting the stirring motor, the stirring motor operates to drive the stirring shaft to rotate through the second driving belt pulley and the second driven belt pulley, so as to drive the spiral stirring blade and the triangular stirring blade to rotate, the rotating spiral stirring blade and the triangular stirring blade stir the portland cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent, the stirring is uniform, a mixed raw material is obtained, fine river sand is added into the feeding box, the fine river sand is conveyed into the stirring bin through the feeding hopper, the mixed raw material and the fine river sand are stirred uniformly through the spiral stirring blade and the triangular stirring blade, a semi-finished product mortar is obtained, the semi-finished product mortar enters the receiving hopper from the receiving port and then enters the shearing cylinder, the shearing conveying motor is started, the shearing conveying motor operates to drive the conveying shaft to rotate through the third driving belt pulley and the third driven belt pulley, and the obliquely installed shearing plate rotates in the process, the anti-freezing premixed polymer mortar is obtained by shearing and conveying the semi-finished mortar forwards, discharging the sheared semi-finished mortar from a discharge port, and collecting the sheared semi-finished mortar in a collecting box through a discharge hopper.

The purpose of the invention can be realized by the following technical scheme:

the anti-freezing ready-mixed polymer mortar comprises the following components in parts by weight:

400 parts of Portland cement, 500 parts of fine river sand, 700 parts of cellulose ether high molecular polymer, 10-20 parts of glass fiber, 10-20 parts of expanding agent, 10-14 parts of water reducing agent and 10-14 parts of anti-freezing agent;

the antifreezing ready-mixed polymer mortar is prepared by the following steps:

the method comprises the following steps: adding portland cement into a feeding box of mortar production equipment, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, and feeding the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into an inner cavity of the feeding box through a feeding hole;

step two: starting a feeding motor, wherein the feeding motor runs to drive a first linkage shaft to rotate through a first driving belt wheel and a first driven belt wheel, the rotating first linkage shaft drives a conveying belt to rotate through a second linkage shaft and a transmission belt wheel, so that a plurality of feeding hoppers are driven to rotate, the plurality of feeding hoppers convey silicate cement, cellulose ether high-molecular polymers, glass fibers, an expanding agent, a water reducing agent and an antifreezing agent upwards, and the silicate cement, the cellulose ether high-molecular polymers, the glass fibers, the expanding agent, the water reducing agent and the antifreezing agent are conveyed into an inner cavity of a stirring bin through a discharging pipe and a connecting pipe;

step three: starting a stirring motor, wherein the stirring motor runs to drive a stirring shaft to rotate through a second driving belt pulley and a second driven belt pulley, so that a spiral stirring blade and a triangular stirring blade are driven to rotate, and the rotating spiral stirring blade and the triangular stirring blade stir the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent, and stir uniformly to obtain a mixed raw material;

step four: drying river sand until the water content is below 0.5%, sieving with a 25-mesh sieve to obtain fine river sand, adding the fine river sand into a charging box according to parts by weight, conveying the fine river sand into a stirring bin through a charging hopper, and uniformly stirring the mixed raw materials and the fine river sand through a spiral stirring blade and a triangular stirring blade to obtain semi-finished mortar;

step five: the semi-finished product mortar enters the receiving hopper from the receiving port and then enters the shearing barrel, the shearing conveying motor is started, the shearing conveying motor runs to drive the conveying shaft to rotate through the third driving belt wheel and the third driven belt wheel, and the obliquely installed shearing plate shears and conveys the semi-finished product mortar forwards in the rotating process;

step six: discharging the sheared semi-finished product mortar from a discharge port, and discharging the mortar to a collecting box through a discharge hopper for collection to obtain the antifreezing ready-mixed polymer mortar.

As a further scheme of the invention: the antifreezing agent is one or a mixture of more of sodium nitrite, sodium chloride and calcium chloride in any proportion; the cellulose ether high molecular polymer is one or a mixture of two of methyl cellulose ether and hydroxypropyl methyl cellulose ether in any proportion; the expanding agent is any one or a mixture of a plurality of calcium oxide expanding agents, scrap iron expanding agents and alunite expanding agents in any proportion; the water reducing agent is one of a naphthalene powder water reducing agent, an aliphatic powder water reducing agent and a polycarboxylic acid powder water reducing agent.

As a further scheme of the invention: the preparation method of the anti-freezing ready-mixed polymer mortar comprises the following steps:

the method comprises the following steps: adding portland cement into a feeding box of mortar production equipment, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, and feeding the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into an inner cavity of the feeding box through a feeding hole;

step two: starting a feeding motor, wherein the feeding motor runs to drive a first linkage shaft to rotate through a first driving belt wheel and a first driven belt wheel, the rotating first linkage shaft drives a conveying belt to rotate through a second linkage shaft and a transmission belt wheel, so that a plurality of feeding hoppers are driven to rotate, the plurality of feeding hoppers convey silicate cement, cellulose ether high-molecular polymers, glass fibers, an expanding agent, a water reducing agent and an antifreezing agent upwards, and the silicate cement, the cellulose ether high-molecular polymers, the glass fibers, the expanding agent, the water reducing agent and the antifreezing agent are conveyed into an inner cavity of a stirring bin through a discharging pipe and a connecting pipe;

step three: starting a stirring motor, wherein the stirring motor runs to drive a stirring shaft to rotate through a second driving belt pulley and a second driven belt pulley, so that a spiral stirring blade and a triangular stirring blade are driven to rotate, and the rotating spiral stirring blade and the triangular stirring blade stir the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent, and stir uniformly to obtain a mixed raw material;

step four: drying river sand until the water content is below 0.5%, sieving with a 25-mesh sieve to obtain fine river sand, adding the fine river sand into a charging box according to parts by weight, conveying the fine river sand into a stirring bin through a charging hopper, and uniformly stirring the mixed raw materials and the fine river sand through a spiral stirring blade and a triangular stirring blade to obtain semi-finished mortar;

step five: the semi-finished product mortar enters the receiving hopper from the receiving port and then enters the shearing barrel, the shearing conveying motor is started, the shearing conveying motor runs to drive the conveying shaft to rotate through the third driving belt wheel and the third driven belt wheel, and the obliquely installed shearing plate shears and conveys the semi-finished product mortar forwards in the rotating process;

step six: discharging the sheared semi-finished product mortar from a discharge port, and discharging the mortar to a collecting box through a discharge hopper for collection to obtain the antifreezing ready-mixed polymer mortar.

As a further scheme of the invention: the mortar production equipment comprises a feeding mechanism, a support frame, a stirring mechanism, a shearing and conveying mechanism and a collecting box, wherein the support frame is arranged on one side of the feeding mechanism, the stirring mechanism is installed at the top of the support frame, the bottom end of the stirring mechanism is connected to the shearing and conveying mechanism, one end of the shearing and conveying mechanism is located in an inner cavity of the support frame, and the collecting box is placed at the bottom of the other end of the shearing and conveying mechanism.

As a further scheme of the invention: feed mechanism includes material loading case, material loading pipe, backup pad, material loading motor, discharging pipe, connecting pipe, first driving pulley, first driven pulleys, first universal driving shaft, second universal driving shaft, driving pulley, conveyor belt, material loading fill, feed inlet, guide plate, the material loading case is installed to bottom one side of material loading pipe, the backup pad is installed on the top of material loading pipe, the material loading motor is installed at the top of backup pad, the discharging pipe is installed to top one side of material loading pipe, the connecting pipe is installed to the bottom of discharging pipe.

As a further scheme of the invention: first driving pulley has been cup jointed on the output shaft of material loading motor, first driving pulley is connected to first driven pulley through the belt, first driven pulley cup joints one of first universal driving shaft and serves, first universal driving shaft rotates and installs the top at the material loading case, the bottom of material loading case is rotated and is installed the second linkage shaft, the driving pulley has all been cup jointed, two at the middle part of first universal driving shaft, second linkage shaft connect through conveyor belt between the driving pulley, a plurality of material loading fill is installed to the equidistance on conveyor belt's the surface.

As a further scheme of the invention: the feed inlet has been seted up to one side of material loading case, the feed inlet communicates to the inner chamber of material loading case in, the guide plate is installed to the inner chamber bottom of material loading case, the height that the guide plate is close to feed inlet one end is less than the height of keeping away from feed inlet one end.

As a further scheme of the invention: rabbling mechanism is including stirring storehouse, first supporting seat, agitator motor, second driving pulley, second driven pulley, (mixing) shaft, second supporting seat, spiral stirring leaf, triangle stirring leaf, the top in stirring storehouse is connected to the bottom of connecting pipe, first supporting seat is installed at the top in stirring storehouse, agitator motor is installed to one side of first supporting seat, the second driving pulley has been cup jointed on agitator motor's the output shaft, the second driving pulley is connected to the second driven pulley through the belt, the second driven pulley cup joints on the top of (mixing) shaft, the (mixing) shaft passes through the bearing and rotates and install in the inner chamber of second supporting seat, the top axle center department in stirring storehouse is installed to the second supporting seat, the mid-mounting of (mixing) shaft has spiral stirring leaf, the triangle stirring leaf is installed to the bottom of (mixing) shaft.

As a further scheme of the invention: the shearing and conveying mechanism comprises a first mounting frame, a second mounting frame, a connecting frame, a shearing and conveying motor, a third driving belt wheel, a third driven belt wheel, a conveying shaft, a shearing barrel, a mounting box, a discharge hopper, a receiving port, a discharge port and a shearing plate, wherein the bottom of the first mounting frame is connected to the second mounting frame through the connecting frame, the shearing and conveying motor is mounted at the top of the first mounting frame, the third driving belt wheel is sleeved on an output shaft of the shearing and conveying motor and connected to the third driven belt wheel through a belt, the third driven belt wheel is sleeved on one end of the conveying shaft, the other end of the conveying shaft is rotatably mounted in an inner cavity of the shearing and cutting barrel, the shearing and cutting barrel is mounted in an inner cavity of the mounting box, the receiving hopper is mounted at one end, close to the third driven belt wheel, of the top of the mounting box, and the receiving port is formed in the axis center of the top of the receiving hopper, the material receiving port is communicated to the bottom end of the stirring bin, the other end of the mounting box is provided with a material discharging hopper, and the bottom end of the material discharging hopper is positioned right above the collecting box.

As a further scheme of the invention: the one end that the third driven pulley was kept away from to the shearing section of thick bamboo is located the inner chamber of hopper and has seted up a plurality of discharge gate, be provided with a plurality of shear plate, a plurality of in the inner chamber of shearing section of thick bamboo the shear plate slope is installed on the delivery axis.

The invention has the beneficial effects that:

(1) adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into portland cement, uniformly stirring to obtain a mixed raw material, drying river sand until the water content is below 0.5%, sieving by a 25-mesh sieve to obtain fine river sand, adding the fine river sand into the mixed raw material in parts by weight, and uniformly stirring to obtain the antifreezing ready-mixed high-molecular mortar; the anti-freezing agent is added, so that the internal structure damage of the mortar caused by low-temperature freezing of the mortar can be effectively overcome, the mortar setting time is obviously shortened, the anti-freezing performance of the mortar is improved, and the durability of the mortar is improved;

(2) the invention relates to an antifreezing ready-mixed high polymer mortar and a preparation method thereof, which are characterized in that the antifreezing ready-mixed high polymer mortar is prepared by using mortar production equipment, portland cement is added into a charging box, cellulose ether high polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent are added into the portland cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent enter an inner cavity of the charging box through a feeding hole, a charging motor is started, the charging motor operates to drive a first linkage shaft to rotate through a first driving belt wheel and a first driven belt wheel, the rotating first linkage shaft drives a conveying belt to rotate through a second linkage shaft and a driving belt wheel, so that a plurality of charging hoppers are driven to rotate, and the plurality of charging hoppers are used for mixing the portland cement, the cellulose ether high polymer, Glass fiber, an expanding agent, a water reducing agent and an antifreezing agent are conveyed upwards, the materials are conveyed into an inner cavity of a stirring bin through a discharge pipe and a connecting pipe, a stirring motor is started, the stirring motor drives a stirring shaft to rotate through a second driving belt pulley and a second driven belt pulley, so that a spiral stirring blade and a triangular stirring blade are driven to rotate, the rotating spiral stirring blade and the triangular stirring blade stir the silicate cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent uniformly to obtain a mixed raw material, fine river sand is added into a feeding box, the fine river sand is conveyed into the stirring bin through a feeding hopper, the mixed raw material and the fine river sand are stirred uniformly through the spiral stirring blade and the triangular stirring blade to obtain semi-finished mortar, the semi-finished mortar enters the feeding hopper from a feeding port and then enters a shearing barrel, and the shearing conveying motor is started, the shearing and conveying motor operates to drive the conveying shaft to rotate through the third driving belt pulley and the third driven belt pulley, the obliquely-installed shearing plate shears and conveys the semi-finished mortar forwards in the rotating process, the sheared semi-finished mortar is discharged from the discharge port, falls into the collecting box through the discharge hopper and is collected, and the anti-freezing ready-mixed high polymer mortar is obtained; this mortar production facility upwards carries the raw materials to the rabbling mechanism in through feed mechanism, set up reinforced region in ground, the material loading degree of difficulty has been reduced, stir the raw materials through the rabbling mechanism, stir the leaf at pivoted spiral, the triangle stirs abundant with raw material mixing under the leaf effect, the even of mixing, make the even of dispersion between the various components, the performance of this prevent frostbite ready-mixed polymer mortar has been improved effectively, further mix each component through shearing conveying mechanism, export it to the collecting box collection after mixing, this mortar production facility degree of automation is high, the production efficiency of this prevent frostbite ready-mixed polymer mortar has been increased substantially.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of a mortar production apparatus according to the present invention;

FIG. 2 is a rear view of the loading mechanism of the present invention;

FIG. 3 is a schematic view of the internal structure of FIG. 2 according to the present invention;

FIG. 4 is a connection view of a first driven pulley, a first linkage shaft and a driving pulley in the present invention;

FIG. 5 is a schematic view of the structure of the loading box of the present invention;

FIG. 6 is a schematic view of the structure of the stirring mechanism of the present invention;

FIG. 7 is a schematic view showing the internal structure of the stirring mechanism of the present invention;

FIG. 8 is a schematic view of the construction of the shearing conveying mechanism of the present invention;

FIG. 9 is a schematic view of the internal structure of the mounting box of the present invention;

FIG. 10 is a schematic view showing the internal structure of the cutting cylinder of the present invention;

fig. 11 is a view showing the connection of the feed shaft and the shear plate in the present invention.

In the figure: 100. a feeding mechanism; 200. a stirring mechanism; 300. a shearing and conveying mechanism; 400. a collection box; 101. feeding a material box; 102. feeding pipes; 103. a support plate; 104. a feeding motor; 105. a discharge pipe; 106. a connecting pipe; 107. a first driving pulley; 108. a first driven pulley; 109. a first linkage shaft; 110. a second linkage shaft; 111. a drive pulley; 112. a conveyor belt; 113. feeding a hopper; 114. a feed inlet; 115. a baffle; 201. a stirring bin; 202. a first support base; 203. a stirring motor; 204. a second driving pulley; 205. a second driven pulley; 206. a stirring shaft; 207. a second support seat; 208. a spiral stirring blade; 209. a triangular stirring blade; 301. a first mounting bracket; 302. a second mounting bracket; 303. a connecting frame; 304. a shear conveying motor; 305. a third driving pulley; 306. a third driven pulley; 307. a delivery shaft; 308. a shearing cylinder; 309. installing a box; 310. a discharge hopper; 311. a receiving hopper; 312. a material receiving port; 313. a discharge port; 314. and (4) shearing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

Example 1:

referring to fig. 1 to 11, the embodiment is an antifreeze ready-mixed polymer mortar, which comprises the following components in parts by weight:

200 parts of Portland cement, 500 parts of fine river sand, 1 part of cellulose ether high molecular polymer, 10 parts of glass fiber, 10 parts of expanding agent, 10 parts of water reducing agent and 10 parts of antifreezing agent;

the antifreezing agent is sodium nitrite; the cellulose ether high molecular polymer is methyl cellulose ether; the swelling agent is a calcium oxide swelling agent; the water reducing agent is a naphthalene powder water reducing agent.

The preparation method of the anti-freezing ready-mixed polymer mortar comprises the following steps:

the method comprises the following steps: adding portland cement into a feeding box 101 of mortar production equipment, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, and feeding the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent into an inner cavity of the feeding box 101 through a feeding hole 114;

step two: starting a feeding motor 104, wherein the feeding motor 104 operates to drive a first linkage shaft 109 to rotate through a first driving belt wheel 107 and a first driven belt wheel 108, the rotating first linkage shaft 109 drives a conveying belt 112 to rotate through a second linkage shaft 110 and a driving belt wheel 111, so that a plurality of feeding hoppers 113 are driven to rotate, the plurality of feeding hoppers 113 convey silicate cement, cellulose ether high-molecular polymers, glass fibers, an expanding agent, a water reducing agent and an antifreezing agent upwards, and the silicate cement, the cellulose ether high-molecular polymers, the glass fibers, the expanding agent, the water reducing agent and the antifreezing agent are conveyed into an inner cavity of the stirring bin 201 through a discharging pipe 105 and a connecting pipe 106;

step three: starting the stirring motor 203, driving the stirring shaft 206 to rotate by the operation of the stirring motor 203 through the second driving belt pulley 204 and the second driven belt pulley 205, so as to drive the spiral stirring blade 208 and the triangular stirring blade 209 to rotate, stirring the portland cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent by the rotary spiral stirring blade 208 and the triangular stirring blade 209, and uniformly stirring to obtain a mixed raw material;

step four: drying river sand until the water content is below 0.5%, sieving with a 25-mesh sieve to obtain fine river sand, adding the fine river sand into an upper material box 101 according to parts by weight, conveying the fine river sand into a stirring bin 201 through an upper material hopper 113, and uniformly stirring the mixed raw materials and the fine river sand through a spiral stirring blade 208 and a triangular stirring blade 209 to obtain semi-finished mortar;

step five: the semi-finished mortar enters the receiving hopper 311 from the receiving port 312 and then enters the shearing cylinder 308, the shearing and conveying motor 304 is started, the shearing and conveying motor 304 operates to drive the conveying shaft 307 to rotate through the third driving pulley 305 and the third driven pulley 306, and the obliquely-installed shearing plate 314 shears and conveys the semi-finished mortar forwards in the rotating process;

step six: the sheared semi-finished mortar is discharged from a discharge port 313, falls into the collection box 400 through a discharge hopper 310 and is collected, and the anti-freezing ready-mixed polymer mortar is obtained.

The performance of the antifreeze ready-mixed polymer mortar of the embodiment 1 is detected, and the detection result is as follows: the setting time is 5.5h, and the mortar strength is 14.7 MPa.

Example 2:

the present embodiment is different from embodiment 1 in that: the anti-freezing ready-mixed polymer mortar comprises the following components in parts by weight: 300 parts of Portland cement, 600 parts of fine river sand, 2 parts of cellulose ether high molecular polymer, 15 parts of glass fiber, 15 parts of expanding agent, 12 parts of water reducing agent and 12 parts of antifreezing agent;

the antifreezing agent is sodium chloride; the cellulose ether high molecular polymer is hydroxypropyl methyl cellulose ether; the expanding agent is scrap iron expanding agent; the water reducing agent is aliphatic powder water reducing agent.

The performance of the antifreeze ready-mixed polymer mortar of the embodiment 2 is detected, and the detection result is as follows: the setting time is 5.3h, and the mortar strength is 15.2 MPa.

Example 3:

the present embodiment is different from embodiment 1 in that: the anti-freezing ready-mixed polymer mortar comprises the following components in parts by weight: 400 parts of Portland cement, 700 parts of fine river sand, 3 parts of cellulose ether high molecular polymer, 20 parts of glass fiber, 20 parts of expanding agent, 14 parts of water reducing agent and 14 parts of antifreezing agent;

the antifreezing agent is calcium chloride; the cellulose ether high molecular polymer is a mixture of methyl cellulose ether and hydroxypropyl methyl cellulose ether according to any proportion; the expanding agent is an alunite expanding agent; the water reducing agent is a polycarboxylic acid powder water reducing agent.

The performance of the antifreeze ready-mixed polymer mortar of the embodiment 3 is detected, and the detection result is as follows: the setting time is 5.2h, and the mortar strength is 15.6 MPa.

Example 4:

referring to fig. 1 to 11, the mortar production equipment in this embodiment includes a feeding mechanism 100, a supporting frame, a stirring mechanism 200, a shearing and conveying mechanism 300, and a collecting box 400, where the supporting frame is disposed on one side of the feeding mechanism 100, the stirring mechanism 200 is mounted on the top of the supporting frame, the bottom end of the stirring mechanism 200 is connected to the shearing and conveying mechanism 300, one end of the shearing and conveying mechanism 300 is located in an inner cavity of the supporting frame, and the collecting box 400 is disposed at the bottom of the other end of the shearing and conveying mechanism 300;

the feeding mechanism 100 comprises a feeding box 101, a feeding pipe 102, a supporting plate 103, a feeding motor 104, a discharging pipe 105, a connecting pipe 106, a first driving belt wheel 107, a first driven belt wheel 108, a first linkage shaft 109, a second linkage shaft 110, a driving belt wheel 111, a conveying belt 112, a feeding hopper 113, a feeding port 114 and a guide plate 115, wherein the feeding box 101 is installed on one side of the bottom end of the feeding pipe 102, the supporting plate 103 is installed on the top end of the feeding pipe 102, the feeding motor 104 is installed on the top of the supporting plate 103, the discharging pipe 105 is installed on one side of the top end of the feeding pipe 102, and the connecting pipe 106 is installed on the bottom of the discharging pipe 105;

a first driving belt wheel 107 is sleeved on an output shaft of the feeding motor 104, the first driving belt wheel 107 is connected to a first driven belt wheel 108 through a belt, the first driven belt wheel 108 is sleeved on one end of a first linkage shaft 109, the first linkage shaft 109 is rotatably installed at the top end of the feeding box 101, a second linkage shaft 110 is rotatably installed at the bottom end of the feeding box 101, transmission belt wheels 111 are sleeved in the middle parts of the first linkage shaft 109 and the second linkage shaft 110, the two transmission belt wheels 111 are connected through a conveying belt 112, and a plurality of feeding hoppers 113 are equidistantly installed on the outer surface of the conveying belt 112;

a feed port 114 is formed in one side of the feeding box 101, the feed port 114 is communicated with an inner cavity of the feeding box 101, a guide plate 115 is installed at the bottom of the inner cavity of the feeding box 101, and the height of one end, close to the feed port 114, of the guide plate 115 is lower than that of one end, far away from the feed port 114, of the guide plate 115;

wherein, the stirring mechanism 200 comprises a stirring bin 201, a first supporting seat 202, a stirring motor 203, a second driving pulley 204, a second driven pulley 205, a stirring shaft 206, a second supporting seat 207, a spiral stirring blade 208 and a triangular stirring blade 209, the top of the stirring bin 201 is connected to the bottom end of the connecting pipe 106, the first supporting seat 202 is installed at the top of the stirring bin 201, the stirring motor 203 is installed at one side of the first supporting seat 202, the second driving pulley 204 is sleeved on an output shaft of the stirring motor 203, the second driving pulley 204 is connected to the second driven pulley 205 through a belt, the second driven pulley 205 is sleeved on the top end of the stirring shaft 206, the stirring shaft 206 is rotatably installed in an inner cavity of the second supporting seat 207 through a bearing, the second supporting seat 207 is installed at the top axial center of the stirring bin 201, the spiral stirring blade 208 is installed at the middle part of the stirring shaft 206, a triangular stirring blade 209 is arranged at the bottom end of the stirring shaft 206;

the shearing and conveying mechanism 300 comprises a first mounting frame 301, a second mounting frame 302, a connecting frame 303, a shearing and conveying motor 304, a third driving pulley 305, a third driven pulley 306, a conveying shaft 307, a shearing cylinder 308, a mounting box 309, a discharging hopper 310, a receiving hopper 311, a receiving port 312, a discharging port 313 and a shearing plate 314, wherein the bottom of the first mounting frame 301 is connected to the second mounting frame 302 through the connecting frame 303, the shearing and conveying motor 304 is mounted at the top of the first mounting frame 301, the third driving pulley 305 is sleeved on an output shaft of the shearing and conveying motor 304, the third driving pulley 305 is connected to the third driven pulley 306 through a belt, the third driven pulley 306 is sleeved on one end of the conveying shaft 307, the other end of the conveying shaft 307 is rotatably mounted in an inner cavity of the shearing cylinder 308, the shearing cylinder 308 is mounted in an inner cavity of the mounting box 309, a receiving hopper 311 is mounted at one end, close to the third driven pulley 306, of the top of the mounting box 309, a receiving port 312 is formed in the axis of the top of the receiving hopper 311, the receiving port 312 is communicated to the bottom end of the stirring bin 201, a discharging hopper 310 is mounted at the other end of the mounting box 309, and the bottom end of the discharging hopper 310 is located right above the collecting box 400;

one end of the shearing cylinder 308, which is far away from the third driven pulley 306, is located in an inner cavity of the discharge hopper 310 and is provided with a plurality of discharge holes 313, a plurality of shearing plates 314 are arranged in the inner cavity of the shearing cylinder 308, and the plurality of shearing plates 314 are obliquely arranged on the conveying shaft 307.

Referring to fig. 1 to 11, the working process of the mortar production equipment in the embodiment is as follows:

the method comprises the following steps: adding portland cement into a charging box 101, adding cellulose ether high-molecular polymer, glass fiber, an expanding agent, a water reducing agent and an antifreezing agent into the portland cement, and allowing the portland cement, the cellulose ether high-molecular polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent to enter an inner cavity of the charging box 101 through a feeding hole 114;

step two: starting a feeding motor 104, wherein the feeding motor 104 operates to drive a first linkage shaft 109 to rotate through a first driving belt wheel 107 and a first driven belt wheel 108, the rotating first linkage shaft 109 drives a conveying belt 112 to rotate through a second linkage shaft 110 and a driving belt wheel 111, so that a plurality of feeding hoppers 113 are driven to rotate, the plurality of feeding hoppers 113 convey silicate cement, cellulose ether high-molecular polymers, glass fibers, an expanding agent, a water reducing agent and an antifreezing agent upwards, and the silicate cement, the cellulose ether high-molecular polymers, the glass fibers, the expanding agent, the water reducing agent and the antifreezing agent are conveyed into an inner cavity of the stirring bin 201 through a discharging pipe 105 and a connecting pipe 106;

step three: starting the stirring motor 203, driving the stirring shaft 206 to rotate by the operation of the stirring motor 203 through the second driving belt pulley 204 and the second driven belt pulley 205, so as to drive the spiral stirring blade 208 and the triangular stirring blade 209 to rotate, stirring the portland cement, the cellulose ether high polymer, the glass fiber, the expanding agent, the water reducing agent and the antifreezing agent by the rotary spiral stirring blade 208 and the triangular stirring blade 209, and uniformly stirring to obtain a mixed raw material;

step four: drying river sand until the water content is below 0.5%, sieving with a 25-mesh sieve to obtain fine river sand, adding the fine river sand into an upper material box 101 according to parts by weight, conveying the fine river sand into a stirring bin 201 through an upper material hopper 113, and uniformly stirring the mixed raw materials and the fine river sand through a spiral stirring blade 208 and a triangular stirring blade 209 to obtain semi-finished mortar;

step five: the semi-finished mortar enters the receiving hopper 311 from the receiving port 312 and then enters the shearing cylinder 308, the shearing and conveying motor 304 is started, the shearing and conveying motor 304 operates to drive the conveying shaft 307 to rotate through the third driving pulley 305 and the third driven pulley 306, and the obliquely-installed shearing plate 314 shears and conveys the semi-finished mortar forwards in the rotating process;

step six: the sheared semi-finished mortar is discharged from a discharge port 313, falls into the collection box 400 through a discharge hopper 310 and is collected, and the anti-freezing ready-mixed polymer mortar is obtained.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.