CN113826756A

CN113826756A - Plant protein meat preparation device and method based on high-humidity extrusion cold-pressed oil bean pulp

Info

Publication number: CN113826756A
Application number: CN202111142753.2A
Authority: CN
Inventors: 张信良
Original assignee: Ningbo Sulian Food Co ltd
Current assignee: Ningbo Sulian Food Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2021-12-24
Anticipated expiration: 2041-09-28
Also published as: CN113826756B

Abstract

The invention relates to the technical field of food processing, in particular to a plant protein meat preparation device and method based on high-humidity extrusion cold-pressed soybean meal. The invention reduces the production links, reduces the environmental pollution and greatly improves the economic benefit.

Description

Plant protein meat preparation device and method based on high-humidity extrusion cold-pressed oil bean pulp

Technical Field

The invention relates to the technical field of food processing, in particular to a plant protein meat preparation device and method based on high-humidity extrusion cold-pressed soybean meal.

Background

The cold-pressed oil soybean meal is a product obtained by physically pressing and deoiling soybeans, retains other substances of the soybeans, including soybean protein and soybean fiber, and does not remove about 5% -10% of grease to the greatest extent, the existing cold-pressed oil soybean meal generally becomes an additive of gluten food after being dried or is directly used as feed, the utilization value is low, and the selling value is not high.

The cold-pressed soybean meal is directly extruded into the vegetarian meat through a single-screw extruder, so that the selling value is higher, but the vegetarian meat processed by the method is not easy to rehydrate, so that the vegetarian meat is not easy to taste;

the cold-pressed soybean meal is extruded by a double-screw dry extruder, and because the raw materials contain grease, the bean meal is not easy to form after extrusion and has little reutilization significance;

to maximize the value of cold-pressed soybean meal, protein needs to be separated from the low-temperature soybean meal after oil removal, and then the low-temperature soybean meal is extruded into vegetarian meat by puffing protein powder, a large amount of water is needed for separation in the process, twenty-five tons of water are needed for separation of one ton of separated protein, and the energy consumption and the pollution are high;

therefore, it is necessary to design a plant protein meat preparation device and method based on high-humidity extrusion cold-pressed soybean meal to solve the above problems.

Disclosure of Invention

The invention aims to provide a plant protein meat preparation device and method based on high-humidity extrusion cold-pressed oil bean pulp, and aims to solve the problems that energy-saving and simple cold-pressed oil bean pulp processing cannot be realized and the value of the cold-pressed oil bean pulp is maximized in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: plant protein meat preparation facilities based on cold bean dregs of squeezing of high wet extrusion, including screw extruder and feeder hopper, screw extruder comprises stack shell main part, motor and extrusion screw, the output of motor passes through the shaft joint and links with extrusion screw, extrusion screw's surface cover is equipped with the stack shell main part, the one end of stack shell main part is provided with humidification mechanism, the other end of stack shell main part is fixed with the fixing base, the right side of fixing base is provided with the tapered die assembly, the tapered die assembly includes the mould head, just the mould head is connected fixedly with the fixing base, the one end of mould head is embedded to have the spacer, the other end of mould head is fixed with the punishment in advance section of thick bamboo, the central department of spacer is conflicted with the support cone, the one end that the support cone deviates from the spacer is conflicted with the branch material awl, just the punishment in advance hole has evenly been seted up to the surface of branch material awl, support awl and branch material awl all is the toper, the periphery of branch material awl offsets with the inner wall of mould head and with dividing into two cavities in the mould head, the first left side cavity of mould is through material passing hole and right side cavity intercommunication, the right side of branch material awl is contradicted and is had a reducing section of thick bamboo, the right side of crossing the material section of thick bamboo is provided with cooling module, cooling module includes cooling zone and first liquid cooling subassembly, evenly be provided with runner control assembly between cooling zone and the first liquid cooling subassembly, just through runner control assembly intercommunication between cooling zone and the first liquid cooling subassembly.

Preferably, the bottom of stack shell main part is provided with the second liquid cooling subassembly, the second liquid cooling subassembly comprises pond, second circulating pump and second pipe, the stack shell main part is bilayer structure, the inside of stack shell main part is equipped with two cavities, the extrusion screw rod is located interior cavity, and the second circulating pump is fixed in the pond, and the second pipe distributes in the inside both sides in pond, and the output of second circulating pump passes through the outer cavity intercommunication of second pipe with the stack shell main part.

Preferably, the outer surface of the extrusion screw is distributed with internal threads, the distance between the left threads and the distance between the right threads of the extrusion screw are decreased progressively, the inner chamber wall of the cylinder body main body is distributed with external threads, and the external threads are matched with the internal threads.

Preferably, the humidification mechanism includes the booster pump, the booster pump sets up in one side of stack shell main part, there is the liquid hopper through the pipe connection at the input of booster pump, the output of booster pump is fixed with the aqueduct, the bottom mounting of aqueduct has the check valve, just the bottom mounting of check valve is in the stack shell main part, the inner chamber intercommunication of check valve and stack shell main part is passed through to the inner chamber of aqueduct.

Preferably, the mould head all is the toper with crossing the feed cylinder, mould head inner chamber and the intercommunication of crossing the feed cylinder inner chamber, the through-hole has evenly been seted up to the surface of spacer, the inner chamber of stack shell main part passes through the inner chamber intercommunication of through-hole and mould head, and the left side bore of crossing the material hole is greater than the right side bore.

Preferably, the cooling section comprises an outer cylinder and an inner cylinder, the outer surface of the inner cylinder is sleeved with the outer cylinder, cooling channels are uniformly arranged between the outer cylinder and the inner cylinder, and the cooling channels are spirally distributed on the inner cylinder.

Preferably, first liquid cooling subassembly includes the liquid cooling groove, the inside in liquid cooling groove is fixed with first circulating water pump, first circulating water pump's output is fixed with first pipe connection, the one end that first pipe deviates from first circulating water pump is connected with the shunt tubes, the quantity of first pipe has two, two first pipe distributes in the both sides of shunt tubes, the liquid cooling groove is through first pipe and shunt tubes intercommunication.

Preferably, the runner control assembly includes the feed liquor pipe, the urceolus is run through and urceolus fixed connection is managed on the top of feed liquor, the bottom mounting of feed liquor pipe has the solenoid valve, the shunt tubes is run through and shunt tubes fixed connection is managed to the bottom of solenoid valve, the cooling runner passes through feed liquor pipe and solenoid valve intercommunication, solenoid valve inner chamber and shunt tubes inner chamber intercommunication.

The working method of the plant protein meat preparation device based on the high-humidity extrusion cold-pressed oil bean pulp comprises the following steps:

s1, preparing materials, namely mixing 25-40 parts of cold-pressed bean pulp, 10-20 parts of pea protein isolate, 10-20 parts of soybean protein isolate, 5-10 parts of fructus cannabis protein, 5-10 parts of wheat gluten, 25-45 parts of water and 1-5 parts of seasoning for later use;

s2, adding the mixed protein powder into the cylinder body main body through a feed hopper, and adding water into a liquid inlet hopper for mixing;

s3, starting a motor and a booster pump, wherein the motor drives an extrusion screw to rotate, so that the oil bean pulp and different plant proteins are extruded and mixed, and the booster pump pressurizes water and then discharges the water into the cylinder body main body through a water guide pipe to provide water for the oil bean pulp and the different plant proteins, so that the oil bean pulp and the different plant proteins are fully mixed;

and S4, cooling the mixed vegetable protein by a cooling assembly and then discharging.

Compared with the prior art, the invention has the beneficial effects that: the plant protein meat preparation device based on the high-humidity extrusion cold-pressed oil bean pulp and the preparation method thereof reduce production links, reduce environmental pollution and greatly improve economic benefits.

(1) Through installing humidification mechanism in the stack shell main part, when making the raw materials mix in the stack shell main part, can provide moisture in the stack shell main part through humidification mechanism, add different vegetable protein with the bean dregs of cold extracting oil and add in the stack shell main part through the feeder hopper, it is moist again to pass through the water, make bean dregs of cold extracting oil and different vegetable protein intensive mixing popped, divide the reposition of redundant personnel through the tapered die assembly and rub, make finished product vegetarian meat chewy, easy rehydration, the problem of twin-screw equipment dry process extrusion to containing oil and fibrous raw materials unshaped, not good processing has been solved, the step that needs protein separation has been solved simultaneously, reach and reduce the production link, environmental pollution has been reduced, the effect of economic benefits improves greatly.

(2) The cooling assembly is installed at the tail end of the material passing cylinder, the flow channel control assemblies are evenly installed between the cooling section and the first liquid cooling assembly, each flow channel control assembly can be opened and closed independently, each flow channel control assembly is communicated with the shunt tubes, the flow path of cooling liquid can be flexibly controlled, the cooling distance in the inner cylinder is adjusted, and therefore vegetarian meat with different tastes is produced.

Drawings

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

FIG. 2 is a schematic view, partially in section, of the structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the conical die assembly of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic cross-sectional view of the cooling assembly of FIG. 2 in accordance with the present invention;

FIG. 5 is a schematic cross-sectional view of the flow passage control assembly of FIG. 2 according to the present invention.

In the figure: 1. a screw extruder; 11. a barrel body main body; 12. a motor; 13. extruding the screw; 2. a feed hopper; 3. a humidifying mechanism; 31. a booster pump; 32. a liquid inlet hopper; 33. a water conduit; 34. a one-way valve; 4. a fixed seat; 5. a tapered die assembly; 51. a die head; 52. a spacer; 53. a support cone; 54. a material separating cone; 55. a reducing cylinder; 6. passing through a charging barrel; 7. a cooling assembly; 71. a cooling section; 711. an outer cylinder; 712. an inner barrel; 713. a cooling flow channel; 72. a first liquid cooling assembly; 721. a liquid cooling tank; 722. a first circulating water pump; 723. a first conduit; 724. a shunt tube; 8. a flow passage control assembly; 81. a liquid inlet pipe; 82. an electromagnetic valve; 9. and a second liquid cooling component.

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. 1-5, the present invention provides an apparatus and method for preparing vegetable protein meat based on high-humidity extrusion cold-pressed soybean meal, comprising a screw extruder 1 and a feed hopper 2, wherein the screw extruder 1 comprises a barrel body 11, a motor 12 and an extrusion screw 13, the output end of the motor 12 is interlocked with the extrusion screw 13 through a coupling, the outer surface of the extrusion screw 13 is sleeved with the barrel body 11, one end of the barrel body 11 is provided with a humidifying mechanism 3, the other end of the barrel body 11 is fixed with a fixing base 4, the right side of the fixing base 4 is provided with a conical mold assembly 5, the conical mold assembly 5 comprises a mold head 51, the mold head 51 is connected and fixed with the fixing base 4, a spacer 52 is embedded in one end of the mold head 51, the other end of the mold head 51 is fixed with a material passing barrel 6, a support cone 53 is abutted at the center of the spacer 52, one end of the support cone 53, which is far away from the spacer 52, is abutted with a material separating cone 54, the outer surface of the material separating cone 54 is uniformly provided with material passing holes for the plant protein mixture to pass through, the supporting cone 53 and the material separating cone 54 are both conical, the periphery of the material separating cone 54 is abutted against the inner wall of the die head 51, the material separating cone 54 divides the die head 51 into two chambers, the left chamber of the die head 51 is communicated with the right chamber through the material passing holes, the right side of the material separating cone 54 is abutted with a reducing cylinder 55, as shown in figure 3, the left chamber is composed of the supporting cone 53, the material separating cone 54 and the die head 51, a cavity with a triangular section is formed among the supporting cone 53, the material separating cone 54 and the die head 51 and is used for carrying out secondary extrusion on the plant protein mixture, and the cold pressed oil bean pulp is taken as a main raw material, pea protein isolate, soybean protein isolate, wheat gluten and hemp seed protein are respectively added and processed into plant protein tissue structures with different tastes according to different attributes of the four plant proteins, different vegetable protein mixtures are modulated according to the requirements, the vegetable protein mixtures are firstly diffused when entering the cavity, the subsequent vegetable protein mixtures continuously enter the cavity to be filled to form compression, and the vegetable protein mixtures are turned and rolled in a triangular shape due to the fact that the bottom of the inner wall of the cavity is triangular, and then are extruded through the material passing holes to be mixed and extruded in the cavity on the right side for three times, so that the effect of repeated kneading is achieved;

the right side of passing through the charging barrel 6 is provided with a cooling assembly 7, the cooling assembly 7 comprises a cooling section 71 and a first liquid cooling assembly 72, a flow passage control assembly 8 is uniformly arranged between the cooling section 71 and the first liquid cooling assembly 72, the cooling section 71 and the first liquid cooling assembly 72 are communicated through the flow passage control assembly 8, and the first liquid cooling assembly 72 can enable cooling liquid to be injected into the cooling section 71 for internal circulation cooling.

Further, as shown in fig. 1, the bottom of stack shell main part 11 is provided with second liquid cooling subassembly 9, second liquid cooling subassembly 9 is by the pond, second circulating pump and second pipe are constituteed, stack shell main part 11 is bilayer structure, the inside of stack shell main part 11 is equipped with two cavities, extrusion screw 13 is located interior cavity, the second circulating pump is fixed in the pond, the second pipe distributes in the inside both sides of pond, and the output of second circulating pump passes through the outer cavity intercommunication of second pipe with stack shell main part 11, through the work of second circulating pump, with the leading-in outer cavity of second pipe in second liquid cooling subassembly 9 on the left side, the circulation flow dispels the heat to stack shell main part 11 outside, the rethread right side second pipe gets back to in the pond, form the circulation.

Further, as shown in fig. 2, the outer surface of the extrusion screw 13 is provided with internal threads, the left thread space and the right thread space of the extrusion screw 13 are decreased progressively, so that the extrusion force is increased gradually, the oil bean pulp and different plant proteins are pressurized and mixed to expand gradually, the residual oil is fully diluted by water, the inner chamber wall of the barrel body main body 11 is provided with external threads, the external threads are matched with the internal threads, and the oil bean pulp and different plant proteins are mixed to expand by utilizing the extrusion force between the threads.

Further, as shown in fig. 2-3, the humidification mechanism 3 includes a booster pump 31, the booster pump 31 is disposed on one side of the barrel body main body 11, an input end of the booster pump 31 is connected to a liquid inlet hopper 32 through a pipeline, an output end of the booster pump 31 is fixed with a water conduit 33, a bottom end of the water conduit 33 is fixed with a one-way valve 34, a bottom end of the one-way valve 34 is fixed on the barrel body main body 11, an inner cavity of the water conduit 33 is communicated with an inner cavity of the barrel body main body 11 through the one-way valve 34, the booster pump 31 is configured to boost water in the liquid inlet hopper 32 and then flow into the barrel body main body 11 through the water conduit 33, the one-way valve 34 plays a role in limiting a flow direction, and prevents water in the barrel body main body 11 from flowing back into the water conduit 33 through the one-way valve 34.

Further, as shown in fig. 2-3, the die head 51 and the material passing barrel 6 are both conical, the inner cavity of the die head 51 is communicated with the inner cavity of the material passing barrel 6, through holes are uniformly formed in the outer surface of the spacer 52, the inner cavity of the barrel body main body 11 is communicated with the inner cavity of the die head 51 through the through holes, and the left caliber of the material passing hole is larger than the right caliber, so that vegetable protein mixture vegetarian meat enters the right cavity from the left cavity and is secondarily extruded, and a kneading effect is generated.

Further, as shown in fig. 4, the cooling section 71 includes an outer cylinder 711 and an inner cylinder 712, the outer surface of the inner cylinder 712 is sleeved with the outer cylinder 711, cooling channels 713 are uniformly arranged between the outer cylinder 711 and the inner cylinder 712, and the cooling channels 713 are spirally distributed on the inner cylinder 712, so that the cooling liquid can spirally flow in the inner cylinder 712, and heat on the inner cylinder 712 is sufficiently taken away.

Further, as shown in fig. 4, the first liquid cooling module 72 includes a liquid cooling tank 721, a first circulating water pump 722 is fixed inside the liquid cooling tank 721, an output end of the first circulating water pump 722 is connected and fixed with a first conduit 723, one end of the first conduit 723, which is away from the first circulating water pump 722, is connected with a shunt tube 724, the number of the first conduit 723 is two, the two first conduits 723 are distributed on two sides of the shunt tube 724, the liquid cooling tank 721 is communicated with the shunt tube 724 through the first conduit 723, and the coolant in the liquid cooling tank 721 is pressurized through the first circulating water pump 722, so that the coolant is injected into the shunt tube 724 through the first conduit 723.

Further, as shown in fig. 4-5, the flow channel control assembly 8 includes a liquid inlet pipe 81, a top end of the liquid inlet pipe 81 penetrates through the outer cylinder 711 and is fixedly connected with the outer cylinder 711, a solenoid valve 82 is fixed at a bottom end of the liquid inlet pipe 81, a bottom end of the solenoid valve 82 penetrates through the shunt pipe 724 and is fixedly connected with the shunt pipe 724, the cooling flow channel 713 is communicated with the solenoid valve 82 through the liquid inlet pipe 81, an inner cavity of the solenoid valve 82 is communicated with an inner cavity of the shunt pipe 724, and when the solenoid valve 82 is opened, the cooling liquid can flow between the inner cylinder 712 and the shunt pipe 724.

s2, adding the mixed protein powder into the barrel body main body 11 through the feed hopper 2, and adding water into the liquid inlet hopper 32 for mixing;

s3, starting a motor 12 and a booster pump 31, wherein the motor 12 drives an extrusion screw 13 to rotate, so that the oil bean pulp and different plant proteins are extruded and mixed, the booster pump 31 boosts water and then discharges the water into the cylinder body main body 11 through a water guide pipe 33, and water is provided for the oil bean pulp and the different plant proteins, so that the oil bean pulp and the different plant proteins are fully mixed;

s4, cooling the mixed vegetable protein by the cooling assembly 7 and discharging.

The working principle is as follows: during the use, make this plant protein meat preparation facilities based on bean dregs of beans that highly wet extrudees is in the circular telegram state through external power supply, again with bean dregs of beans and different plant protein add barrel main part 11 through feeder hopper 2, add water in the feed liquor hopper 32 simultaneously, starter motor 12 and booster pump 31, motor 12 drives extrusion screw 13 is rotatory, make bean dregs of beans and different plant protein by the extrusion mixture, during booster pump 31 discharges into barrel main part 11 through aqueduct 33 after with the water pressure boost, provide moisture for bean dregs of beans and different plant protein, make bean dregs of beans and different plant protein intensive mixing.

The mixed vegetable protein mixture enters the die head 51 through the through holes on the partition 52, is shunted by the material passing holes on the material passing cone 54 and then is mixed again in the reducing cylinder 55, so that the effect of kneading the vegetable protein mixture is achieved, and the vegetable protein mixture is more flexible after being cooled.

Finally, the vegetable protein mixture enters the inner barrel 712 through the charging barrel 6, the first circulating water pump 722 works to enable the cooling liquid to flow into the shunt tube 724 through the first conduit 723, then the shunt tube 724 divides the cooling liquid into the flow channel control assembly 8, the cooling liquid flows into the cooling flow channel 713 through the flow channel control assembly 8, the cooling liquid flows in the cooling flow channel 713 to carry away heat on the inner barrel 712, the vegetable protein mixture is cooled in the inner barrel 712, and finally the vegetable protein mixture is extruded and molded from the tail end of the inner barrel 712.

The opening and closing of the flow channel control components 8 at different positions on the right side are adjusted, namely the outlet positions of the cooling liquid in the cooling flow channel 713 can be controlled, the cooling path of the cooling liquid in the cooling flow channel 713 can be controlled by adjusting the outlet positions, if five flow channel control components 8 are closed, the cooling liquid is discharged into the shunt tubes 724 through the flow channel control components 8 to the fifth side and then flows back into the liquid cooling tank 721, so that the cooling distance of the inner cylinder 712 is shortened, the internal protein can be modified when the vegetable protein mixture is at a high temperature, and therefore different cooling speeds can produce vegetarian meat with different tastes, and the best taste can be achieved by adjusting.

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.

Claims

1. Plant protein meat preparation facilities and method based on high wet extrusion cold pressing oil bean dregs, including screw extruder (1) and feeder hopper (2), screw extruder (1) comprises stack shell main part (11), motor (12) and extrusion screw (13), the output of motor (12) passes through shaft joint and extrusion screw (13) interlock, the surface cover of extrusion screw (13) is equipped with stack shell main part (11), its characterized in that: the one end of stack shell main part (11) is provided with humidification mechanism (3), the other end of stack shell main part (11) is fixed with fixing base (4), the right side of fixing base (4) is provided with awl type mould subassembly (5), awl type mould subassembly (5) include mould head (51), just mould head (51) are connected fixedly with fixing base (4), the one end of mould head (51) is embedded to have spacer (52), the other end of mould head (51) is fixed with material passing tube (6), the center department of spacer (52) is contradicted and is had support awl (53), the one end that support awl (53) deviates from spacer (52) is contradicted and is had branch material awl (54), just the material passing hole has evenly been seted up to the surface of branch material awl (54), support awl (53) and branch material awl (54) all are the toper, the periphery of branch material awl (54) offsets with the inner wall of mould head (51) and divide into two cavities in mould head (51), die head (51) left side cavity is through material passing hole and right side cavity intercommunication, the right side conflict of branch material awl (54) has reducing section of thick bamboo (55), the right side of crossing feed cylinder (6) is provided with cooling module (7), cooling module (7) are including cooling zone (71) and first liquid cooling subassembly (72), evenly be provided with between cooling zone (71) and first liquid cooling subassembly (72) runner control assembly (8), just through runner control assembly (8) intercommunication between cooling zone (71) and first liquid cooling subassembly (72).

2. The device and the method for preparing the vegetable protein meat based on the high-humidity extruded cold pressed soybean meal according to claim 1 are characterized in that: the bottom of stack shell main part (11) is provided with second liquid cooling subassembly (9), second liquid cooling subassembly (9) comprise pond, second circulating pump and second pipe, stack shell main part (11) are bilayer structure, the inside of stack shell main part (11) is equipped with two cavities, extrusion screw (13) are located interior cavity, and the second circulating pump is fixed in the pond, and the second pipe distributes in the inside both sides of pond, and the output of second circulating pump passes through the outer cavity intercommunication of second pipe with stack shell main part (11).

3. The plant protein meat preparation device based on the high-humidity extrusion cold-pressed soybean meal as claimed in claim 2, characterized in that: the outer surface of extrusion screw (13) distributes there is the internal thread, just the left side screw thread interval and the right side screw thread interval size of extrusion screw (13) decrease progressively, it has the external screw thread to distribute on the inner chamber wall of stack shell main part (11), external screw thread and interior screw-thread fit.

4. The device and the method for preparing the vegetable protein meat based on the high-humidity extruded cold pressed soybean meal according to claim 2 are characterized in that: humidification mechanism (3) include booster pump (31), booster pump (31) set up in one side of stack shell main part (11), there is liquid inlet hopper (32) the input of booster pump (31) through the pipe connection, the output of booster pump (31) is fixed with aqueduct (33), the bottom mounting of aqueduct (33) has check valve (34), just the bottom mounting of check valve (34) is on stack shell main part (11), the inner chamber intercommunication of check valve (34) and stack shell main part (11) is passed through to the inner chamber of aqueduct (33).

5. The device and the method for preparing the vegetable protein meat based on the high-humidity extruded cold pressed soybean meal according to claim 2 are characterized in that: mould head (51) all are the toper with crossing feed cylinder (6), mould head (51) inner chamber and cross feed cylinder (6) inner chamber intercommunication, the through-hole has evenly been seted up to the surface of spacer (52), the inner chamber of stack shell main part (11) passes through the inner chamber intercommunication of through-hole and mould head (51), and the left side bore of crossing the material hole is greater than the right side bore.

6. The device and the method for preparing the vegetable protein meat based on the high-humidity extruded cold pressed soybean meal according to claim 1 are characterized in that: the cooling section (71) comprises an outer cylinder (711) and an inner cylinder (712), the outer surface of the inner cylinder (712) is sleeved with the outer cylinder (711), cooling channels (713) are uniformly formed between the outer cylinder (711) and the inner cylinder (712), and the cooling channels (713) are spirally distributed on the inner cylinder (712).

7. The device and the method for preparing the vegetable protein meat based on the high-humidity extruded cold pressed soybean meal according to claim 6 are characterized in that: the first liquid cooling assembly (72) comprises a liquid cooling tank (721), a first circulating water pump (722) is fixed in the liquid cooling tank (721), the output end of the first circulating water pump (722) is connected and fixed with a first conduit (723), one end, deviating from the first circulating water pump (722), of the first conduit (723) is connected with a shunt pipe (724), the number of the first conduit (723) is two, the two first conduits (723) are distributed on two sides of the shunt pipe (724), and the liquid cooling tank (721) is communicated with the shunt pipe (724) through the first conduit (723).

8. The device and the method for preparing the vegetable protein meat based on the high-humidity extruded cold pressed soybean meal according to claim 7 are characterized in that: the flow channel control assembly (8) comprises a liquid inlet pipe (81), the top end of the liquid inlet pipe (81) penetrates through an outer barrel (711) and is fixedly connected with the outer barrel (711), an electromagnetic valve (82) is fixed at the bottom end of the liquid inlet pipe (81), the bottom end of the electromagnetic valve (82) penetrates through a flow dividing pipe (724) and is fixedly connected with the flow dividing pipe (724), the cooling flow channel (713) is communicated with the electromagnetic valve (82) through the liquid inlet pipe (81), and the inner cavity of the electromagnetic valve (82) is communicated with the inner cavity of the flow dividing pipe (724).

9. The working method of the plant protein meat preparation device based on the high-humidity extrusion cold-pressed soybean meal according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:

s2, adding the mixed protein powder into the barrel body main body (11) through the feed hopper (2), and adding water into the liquid inlet hopper (32) for mixing;

s3, starting a motor (12) and a booster pump (31), wherein the motor (12) drives an extrusion screw (13) to rotate, so that the oil bean pulp and different plant proteins are extruded and mixed, the booster pump (31) boosts water and then discharges the water into a cylinder body main body (11) through a water guide pipe (33), and water is provided for the oil bean pulp and the different plant proteins, so that the oil bean pulp and the different plant proteins are fully mixed;

s4, cooling the mixed vegetable protein by the cooling assembly (7) and discharging.