A vegetable protein raw material grinding device

Abstract

The utility model discloses a plant protein raw material grinding device, comprising a grinding box, a grinding shaft is installed on the grinding box, and a first motor is arranged in cooperation with the grinding shaft, a grinding roller is arranged on the grinding shaft, a grinding seat is arranged on the inner wall of the grinding box in cooperation with the grinding roller, at least one group of crushing boxes is arranged on the top of the grinding box, a crushing roller group is arranged in the crushing box, a storage box is arranged above the crushing roller group, a feed control structure is arranged between the storage box and the grinding box, a screening box is arranged at the bottom end of the grinding box, an arc-shaped screen is arranged inside the screening box, a stirring shaft is arranged coaxially above the arc-shaped screen, and a second motor is arranged in transmission connection with the stirring shaft, a stirring conveying structure is arranged on the stirring shaft, a drop hopper is arranged at the bottom end of the screening box, and a discharge pipe is arranged at the bottom end of the drop hopper. The utility model can crush the plant protein raw material in advance to improve the grinding effect, and can also screen the plant protein powder after grinding.

Description

Technical Field

[0001] The utility model relates to the technical field of plant protein processing, and more specifically, to a plant protein raw material grinding device. Background Art

[0002] Plant protein refers to protein extracted from plants, which is one of the important sources of protein for the human body. For example, beans, grains, nuts and seeds, etc. In the processing of plant protein, it is sometimes necessary to grind the raw materials of plant protein;

[0003] In the prior art, when the vegetable protein raw material is ground, it is mainly cut and crushed directly by a grinding blade. However, in this case, the vegetable protein raw material cannot be crushed in advance, the operating pressure on the grinding blade is large, and it is easy to cause wear, and the grinding time of the vegetable protein raw material is long, which affects the grinding effect and grinding efficiency;

[0004] In addition, the existing plant protein raw material grinding device is not convenient for screening the plant protein powder after grinding, so that it contains more large particle impurities, which affects the processing effect of the plant protein raw material. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In response to the problems existing in the prior art, the utility model provides a plant protein raw material grinding device to solve the technical problems mentioned in the background technology that the plant protein raw material grinding device in the prior art cannot crush the plant protein raw material in advance, resulting in high grinding pressure and cannot perform screening after grinding.

[0007] (II) Technical solution

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A plant protein raw material grinding device comprises a grinding box, a grinding shaft is rotatably mounted on the grinding box through a bearing, and a first motor is provided in cooperation with the grinding shaft, a grinding roller is provided on the grinding shaft, a grinding seat is provided on the inner wall of the grinding box in cooperation with the grinding roller, at least one group of crushing boxes is provided on the top of the grinding box, a crushing roller group is provided in the crushing box, a storage box is provided above the crushing roller group, a feed control structure is provided between the storage box and the grinding box, a screening box is provided at the bottom end of the grinding box, an arc-shaped screen is provided inside the screening box, a stirring shaft is provided coaxially above the arc-shaped screen, and a second motor is provided for transmission connection with the stirring shaft, a stirring and conveying structure is provided on the stirring shaft, a drop hopper is provided at the bottom end of the screening box, and a discharge pipe is provided at the bottom end of the drop hopper.

[0010] The utility model is further configured such that the stirring and conveying structure includes a spiral conveying blade arranged on a stirring shaft, a stirring plate is arranged on the periphery of the spiral conveying blade, the outer side of the stirring plate is in contact with the arc-shaped screen, and the cooperation of the spiral conveying blade and the stirring plate can realize the conveying and flipping of the plant protein powder on the arc-shaped screen, thereby improving the screening effect and the conveying and discharge of impurities.

[0011] The utility model is further configured that the tail end of the screening box is provided with a slag discharge pipe in cooperation with the arc-shaped screen, and a valve is provided on the slag discharge pipe to facilitate the discharge of impurities at the screening location.

[0012] The utility model is further configured such that the grinding roller group includes grinding roller bodies symmetrically installed in a grinding box through bearings, the two groups of grinding roller bodies are meshed with each other, and a third motor is provided on the grinding box to cooperate with the grinding roller bodies. The grinding of plant protein raw materials can be achieved through the cooperation of the third motor and the grinding roller bodies.

[0013] The utility model is further configured such that the feed control structure includes a feed pipe arranged between the storage box and the crushing box, a feed shaft is arranged in the feed pipe, and a fourth motor is arranged in transmission connection with the feed shaft, and a feed control blade is arranged on the feed shaft. Feed control in the crushing box can be achieved through the configuration of the feed pipe, the feed shaft, the fourth motor and the feed control blade.

[0014] The utility model is further configured that an impeller is arranged on the grinding shaft, and the impeller is located above the grinding roller, so as to improve the uniformity of the plant protein raw materials entering the grinding roller and the grinding seat.

[0015] The utility model is further configured such that the stirring plate includes a fixed plate arranged on the spiral conveying blade, a telescopic plate is telescopically arranged on the fixed plate, an elastic telescopic structure is arranged between the telescopic plate and the fixed plate, and the flexibility of use of the flip plate can be improved by arranging the fixed plate and the telescopic plate.

[0016] The utility model is further configured such that the elastic telescopic structure includes a telescopic groove opened on the fixed plate, a telescopic column is arranged on the telescopic plate, the telescopic column is slidably located in the telescopic groove, and a spring is arranged between the telescopic column and the inner wall of the telescopic groove, and an elastic and telescopic connection between the telescopic plate and the fixed plate can be achieved through the cooperation of the telescopic groove, the telescopic column and the spring.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a plant protein raw material grinding device, which has the following beneficial effects:

[0019] 1. The utility model includes a grinding box, on which a grinding shaft is rotatably mounted via a bearing, and a first motor is provided in cooperation with the grinding shaft, a grinding roller is provided on the grinding shaft, and a grinding seat is provided on the inner wall of the grinding box in cooperation with the grinding roller. The grinding shaft is controlled by the first motor to drive the grinding roller to rotate, so that the grinding roller rotates relative to the grinding seat, thereby realizing the grinding processing of the plant protein raw material.

[0020] 2. The utility model is provided with at least one group of crushing boxes at the top of the grinding box, a crushing roller group is provided in the crushing box, and a storage box is provided above the crushing roller group, wherein the storage box is used for storing plant protein raw materials, and before grinding, the plant protein raw materials stored in the storage box are transported to the crushing box for early crushing, thereby improving the later grinding effect and efficiency.

[0021] 3. The grinding roller group includes grinding roller bodies symmetrically installed in the grinding box through bearings. The two groups of grinding roller bodies are meshed with each other. The grinding box is provided with a third motor to cooperate with the grinding roller bodies. When the third motor is started, the rotation of the grinding roller bodies can be controlled by the third motor, thereby achieving the grinding of the plant protein raw materials. In this way, the plant protein raw materials can be crushed before grinding, thereby improving the grinding effect and efficiency.

[0022] 4. The utility model is provided with a feed control structure between the storage box and the grinding box, wherein the feed control structure includes a feed pipe arranged between the storage box and the crushing box, a feed shaft is arranged in the feed pipe, and a fourth motor is arranged in transmission connection with the feed shaft, and a feed control blade is arranged on the feed shaft. When the fourth motor is started, the feed shaft can be controlled by the fourth motor to drive the feed control blade to rotate, and the feeding amount of the feed pipe can be controlled by the feed control blade, thereby improving the feeding uniformity inside the crushing box and improving the crushing effect of the plant protein raw materials.

[0023] 5. The utility model is provided with a screening box at the bottom end of the grinding box, an arc-shaped screen is provided inside the screening box, a stirring shaft is provided coaxially above the arc-shaped screen, and a second motor is provided for transmission connection with the stirring shaft, a stirring conveying structure is provided on the stirring shaft, a material drop hopper is provided at the bottom end of the screening box, and a material discharge pipe is provided at the bottom end of the material drop hopper; a slag discharge pipe is provided at the tail end of the screening box in coordination with the arc-shaped screen, and a valve is provided on the slag discharge pipe, so that after the vegetable protein raw material is ground, it will fall into the screening box and fall on the arc-shaped screen, and the second motor can be started, and the stirring shaft can be controlled by the second motor to drive The stirring and conveying structure is operated, wherein the stirring and conveying structure includes a spiral conveying blade arranged on the stirring shaft, a stirring plate is arranged on the periphery of the spiral conveying blade, and the outer side of the stirring plate is in contact with the arc-shaped screen, so that when the stirring shaft rotates, the spiral conveying blade and the stirring plate are driven to rotate, wherein the setting of the spiral conveying blade can realize the bolt flipping conveying of the vegetable protein powder on the arc-shaped screen, so that the vegetable protein therein can fall downward through the arc-shaped screen and the impurities therein are intercepted, and the intercepted impurities are transported and discharged outwardly through the slag discharge pipe to realize the cleaning of the impurities;

[0024] At the same time, the setting of the flip plate can realize the scraping and flipping of the surface of the arc screen, so that the vegetable protein can be better screened on the screening box, pass through the arc screen and fall downward, and be discharged outward through the drop hopper and the discharge pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall structure of a plant protein raw material grinding device in the utility model;

[0026] Figure 2 It is a schematic cross-sectional view of the overall structure of the utility model;

[0027] Figure 3 It is a schematic cross-sectional view of the internal structure of the crushing box in the utility model;

[0028] Figure 4 It is a schematic diagram of the connection structure between the arc-shaped screen, the stirring shaft, the stirring plate and the spiral conveying blade in the utility model;

[0029] Figure 5The schematic cross-sectional view of the local connection structure between the fixed plate and the telescopic plate in the utility model. In the figure: 1, grinding box; 2, grinding shaft; 3, first motor; 4, grinding roller; 5, grinding seat; 6, crushing box; 7, crushing roller group; 8, storage box; 9, screening box; 10, arc screen; 11, stirring shaft; 12, second motor; 13, drop hopper; 14, discharge pipe; 15, spiral conveying blade; 16, stirring plate; 17, slag discharge pipe; 18, valve; 19, crushing roller body; 20, third motor; 21, feed pipe; 22, feed shaft; 23, fourth motor; 24, feed control blade; 25, impeller; 26, fixed plate; 27, telescopic plate; 28, telescopic slot; 29, telescopic column; 30, spring. DETAILED DESCRIPTION

[0030] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0031] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0032] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0033] See also Figure 1-5 A plant protein raw material grinding device comprises a grinding box 1, a grinding shaft 2 is rotatably mounted on the grinding box 1 through a bearing, a first motor 3 is provided in cooperation with the grinding shaft 2, a grinding roller 4 is provided on the grinding shaft 2, a grinding seat 5 is provided on the inner wall of the grinding box 1 in cooperation with the grinding roller 4, the grinding shaft 2 is controlled by the first motor 3 to drive the grinding roller 4 to rotate, so that the grinding roller 4 rotates relative to the grinding seat 5, thereby realizing the grinding processing of the plant protein raw material;

[0034] The utility model is provided with at least one group of crushing boxes 6 at the top of the grinding box 1, a crushing roller group 7 is provided in the crushing box 6, and a storage box 8 is provided above the crushing roller group 7, wherein the storage box 8 is used for storing the plant protein raw materials, and before grinding, the plant protein raw materials stored in the storage box 8 are transported to the crushing box 6;

[0035] Among them, the crushing roller group 7 includes a crushing roller body 19 symmetrically installed in the crushing box 6 through a bearing, and the two groups of crushing roller bodies 19 are meshed with each other. The crushing box 6 is provided with a third motor 20 to cooperate with the crushing roller body 19. When the third motor 20 is started, the third motor 20 can be used to control the rotation of the crushing roller body 19, thereby achieving the crushing of the plant protein raw material. In this way, the plant protein raw material can be crushed before grinding, thereby improving the grinding effect and efficiency.

[0036] The utility model is provided with a feed control structure between the storage box 8 and the grinding box 1, wherein the feed control structure includes a feed pipe 21 arranged between the storage box 8 and the crushing box 6, a feed shaft 22 is arranged in the feed pipe 21, and a fourth motor 23 is arranged in transmission connection with the feed shaft 22, a feed control blade 24 is arranged on the feed shaft 22, and the fourth motor 23 is started, and the feed shaft 22 can be controlled by the fourth motor 23 to drive the feed control blade 24 to rotate, and the feeding amount of the feed pipe 21 can be controlled by the feed control blade 24, thereby improving the feeding uniformity inside the crushing box 6 and improving the crushing effect of the plant protein raw materials.

[0037] The utility model is provided with a screening box 9 at the bottom end of a grinding box 1, an arc-shaped screen 10 is provided inside the screening box 9, a stirring shaft 11 is coaxially provided above the arc-shaped screen 10, a second motor 12 is provided for transmission connection with the stirring shaft 11, a stirring conveying structure is provided on the stirring shaft 11, a material drop hopper 13 is provided at the bottom end of the screening box 9, a material discharge pipe 14 is provided at the bottom end of the material drop hopper 13; a slag discharge pipe 17 is provided at the tail end of the screening box 9 in coordination with the arc-shaped screen 10, and a valve 18 is provided on the slag discharge pipe 17.

[0038] In this way, after the vegetable protein raw material is ground, it will fall into the screening box 9 and land on the arc-shaped screen 10, and the second motor 12 is started. The stirring shaft 11 can be controlled by the second motor 12 to drive the stirring and conveying structure to operate, wherein the stirring and conveying structure includes a spiral conveying blade 15 arranged on the stirring shaft 11, and a stirring plate 16 is arranged on the periphery of the spiral conveying blade 15, and the outer side of the stirring plate 16 is in contact with the arc-shaped screen 10, so that when the stirring shaft 11 rotates, the spiral conveying blade 15 and the stirring plate 16 are driven to rotate, wherein the setting of the spiral conveying blade 15 can realize the bolt flipping conveying of the vegetable protein powder on the arc-shaped screen 10, so that the vegetable protein therein can fall downward through the arc-shaped screen 10, and the impurities therein are intercepted, and the intercepted impurities are transported and discharged outwardly through the slag discharge pipe 17, so as to realize the cleaning of the impurities;

[0039] At the same time, the setting of the flip plate can realize the scraping and flipping of the surface of the arc screen 10, so that the vegetable protein can be better screened on the screening box 9, and fall downward through the arc screen 10, and be discharged outward through the drop hopper 13 and the discharge pipe 14.

[0040] See also Figure 1-Figure 5 As an implementation of the grinding shaft 2 , an impeller 25 is provided on the grinding shaft 2 , and the impeller 25 is located above the grinding roller 4 .

[0041] Specifically, when the grinding shaft 2 rotates, it will drive the impeller 25 to rotate, so that the plant protein raw material powder entering the grinding box 1 can be evenly dropped between the grinding roller 4 and the grinding seat 5, thereby improving the grinding uniformity of the plant protein raw material powder.

[0042] See also Figure 1-Figure 5 As an implementation of the stirring plate 16: the stirring plate 16 includes a fixed plate 26 arranged on the spiral conveying blade 15, and a telescopic plate 27 is telescopically arranged on the fixed plate 26, and an elastic telescopic structure is arranged between the telescopic plate 27 and the fixed plate 26, and the elastic telescopic structure includes a telescopic groove 28 opened on the fixed plate 26, and a telescopic column 29 is arranged on the telescopic plate 27. The telescopic column 29 is slidably located in the telescopic groove 28, and a spring 30 is arranged between the telescopic column 29 and the inner wall of the telescopic groove 28.

[0043] When the surface of the arc-shaped screen 10 is scraped by the flip plate to flip the plant protein powder, the telescopic plate 27 will be subjected to reverse force and drive the telescopic column 29 to squeeze the spring 30, thereby improving the fit between the flip plate and the arc-shaped screen 10 while avoiding rigid extrusion between the flip plate and the arc-shaped screen 10.

[0044] In summary, when the overall equipment is in use:

[0045] The vegetable protein raw material is stored in the storage box 8, and the fourth motor 23 is started. The fourth motor 23 can control the feed shaft 22 to drive the feed control blade 24 to rotate. The feed control blade 24 can control the feeding amount of the feed pipe 21, so that the vegetable protein raw material in the storage box 8 can be evenly transported to the crushing box 6 through the feed pipe 21;

[0046] The third motor 20 is started, and the grinding roller 19 can be controlled to rotate by the third motor 20, so as to achieve the grinding of the vegetable protein raw material. In this way, the vegetable protein raw material can be ground before grinding, so as to improve the grinding effect and efficiency. The ground vegetable protein raw material will fall into the grinding box 1;

[0047] The first motor 3 is started, and the grinding shaft 2 is controlled by the first motor 3 to drive the grinding roller 4 to rotate, so that the grinding roller 4 rotates relative to the grinding seat 5, thereby achieving the grinding process of the vegetable protein raw material;

[0048] After the vegetable protein raw material is ground, it will fall into the screening box 9 and land on the arc screen 10, and the second motor 12 is started. The stirring shaft 11 can be controlled to rotate by the second motor 12, and the stirring shaft 11 will drive the spiral conveying blade 15 and the stirring plate 16 to rotate;

[0049] The setting of the spiral conveying blade 15 can realize the bolt flipping conveying of the vegetable protein powder on the arc screen 10, so that the vegetable protein therein can fall downward through the arc screen 10 and intercept the impurities therein, and the intercepted impurities are conveyed and discharged outward through the slag discharge pipe 17 to realize the cleaning of impurities;

[0050] At the same time, the setting of the flip plate can realize the scraping and flipping of the surface of the arc screen 10, so that the vegetable protein can be better screened on the screening box 9, and fall downward through the arc screen 10, and be discharged outward through the drop hopper 13 and the discharge pipe 14.

[0051] In all the schemes mentioned above, the connection between two parts can be selected according to the actual situation by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which will not be described one by one here. In the above, all fixed connections are preferably considered to be welding. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents;

[0052] In all the schemes mentioned above, the operation of electrical components is controlled by a controller. Since the devices matched with the controller are commonly used devices, their control principles and line connections are all existing well-known and mature technologies, and their electrical connection relationships and specific circuit structures will not be elaborated here.

Claims

1. A plant protein raw material grinding device, comprising a grinding box (1), characterized in that: A grinding shaft (2) is rotatably mounted on the grinding box (1) via a bearing, and a first motor (3) is provided in cooperation with the grinding shaft (2); a grinding roller (4) is provided on the grinding shaft (2); a grinding seat (5) is provided on the inner wall of the grinding box (1) in cooperation with the grinding roller (4); at least one group of crushing boxes (6) is provided at the top of the grinding box (1); a crushing roller group (7) is provided in the crushing box (6); a storage box (8) is provided above the crushing roller group (7); the storage box (8) is connected to the grinding box (1), a feeding control structure is arranged between the grinding box (1), a screening box (9) is arranged at the bottom end of the grinding box (1), an arc-shaped screen (10) is arranged inside the screening box (9), a stirring shaft (11) is arranged coaxially above the arc-shaped screen (10), and a second motor (12) is arranged in transmission connection with the stirring shaft (11), a stirring conveying structure is arranged on the stirring shaft (11), a material drop hopper (13) is arranged at the bottom end of the screening box (9), and a discharge pipe (14) is arranged at the bottom end of the material drop hopper (13).

2. A vegetable protein raw material grinding device according to claim 1, characterized in that: The stirring and conveying structure comprises a spiral conveying blade (15) arranged on a stirring shaft (11), a stirring plate (16) is arranged on the periphery of the spiral conveying blade (15), and the outer side of the stirring plate (16) is in contact with the arc-shaped screen (10).

3. The vegetable protein raw material grinding device according to claim 1, characterized in that: The tail end of the screening box (9) is provided with a slag discharge pipe (17) in cooperation with the arc-shaped screen (10), and a valve (18) is provided on the slag discharge pipe (17).

4. A vegetable protein raw material grinding device according to claim 3, characterized in that: The crushing roller group (7) comprises crushing roller bodies (19) symmetrically mounted in a crushing box (6) via bearings, two groups of crushing roller bodies (19) meshing with each other, and a third motor (20) is provided on the crushing box (6) to match the crushing roller bodies (19).

5. The vegetable protein raw material grinding device according to claim 1, characterized in that: The feed control structure comprises a feed pipe (21) arranged between a storage box (8) and a crushing box (6), a feed shaft (22) being arranged in the feed pipe (21), a fourth motor (23) being arranged in transmission connection with the feed shaft (22), and a feed control blade (24) being arranged on the feed shaft (22).

6. A vegetable protein raw material grinding device according to any one of claims 1 to 5, characterized in that: The grinding shaft (2) is provided with an impeller (25), and the impeller (25) is located above the grinding roller (4).

7. The vegetable protein raw material grinding device according to claim 2, characterized in that: The stirring plate (16) comprises a fixed plate (26) arranged on the spiral conveying blade (15), a telescopic plate (27) is telescopically arranged on the fixed plate (26), and an elastic telescopic structure is arranged between the telescopic plate (27) and the fixed plate (26).

8. The vegetable protein raw material grinding device according to claim 7, characterized in that: The elastic telescopic structure comprises a telescopic groove (28) provided on a fixed plate (26); a telescopic column (29) is provided on the telescopic plate (27); the telescopic column (29) is slidably located in the telescopic groove (28), and a spring (30) is provided between the telescopic column (29) and the inner wall of the telescopic groove (28).

Images