Screening equipment for soybean protein particle generation

Abstract

The utility model belongs to the technical field of soybean processing, and particularly relates to screening equipment for soybean protein particle generation, which comprises a screening equipment shell, a first screening net and a second screening net are movably mounted in the screening equipment shell, and one side of the bottom of the first screening net is hinged with the upper end of a connecting rod; the lower end of the connecting rod is fixed to one side of the top of the second screening net, a first gear assembly and a first cam are arranged below the second screening net, a feeding hopper is installed on one side of the top of the screening equipment shell, a dust removal mechanism is arranged on the side face of the feeding hopper, one end of the dust removal mechanism is connected with a dust removal box, and an impurity removal net is movably arranged in the dust removal box. According to the soybean screening device, straw, wizened soybeans and stones contained in soybeans are fully and limitedly screened out, automatic screening is achieved, time and labor are saved, and when the soybeans are shaken and screened, the phenomena that raw materials block the first screening net and the second screening net, and impurities block the impurity removing net can be effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of soybean processing, in particular to screening equipment for generating soybean protein particles. Background Art

[0002] Soybean is one of the main crops in China. It has the characteristics of edible oil and protein resources and has high nutritional value. Soy protein is the most abundant protein in nature. The finished product of soy protein (puffed) granules is crushed into puffed granule powder by ultrafine grinding machine. In order to ensure the quality of soy protein granules during the production of soy protein granules, the soybeans need to be separated and screened before processing.

[0003] According to patent No. CN202022837717.5, a soybean screening device for soy product processing is disclosed, including a box body, a supporting leg fixedly connected to the bottom of the box body, a filter net fixedly connected between the left and right inner walls of the box body, a discharge hole connected to the interior of the box body is opened on the left side of the box body, an inclined plate is fixedly connected between the left and right inner walls of the box body, and an opening connected to the interior of the box body is opened on the left side of the box body.

[0004] The prior art has the following problems:

[0005] The existing soybean screening device cannot effectively and fully screen out dust, straw, stones and shriveled soybeans contained in the soybeans during the soybean screening process, thereby affecting the subsequent production quality of soybean protein particles. In addition, during screening, stones or impurities can easily clog the mesh, resulting in low screening efficiency. Utility Model Content

[0006] In view of the deficiencies of the prior art, the utility model provides a screening device for producing soybean protein particles, which solves the existing problems.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A screening device for generating soybean protein particles comprises a screening device shell, wherein a first screening net and a second screening net are movably installed inside the screening device shell, an upper end of a connecting rod is hinged on a bottom side of the first screening net, a lower end of the connecting rod is fixed to a top side of the second screening net, a first gear assembly and a first cam are arranged below the second screening net, a feed hopper is installed on a top side of the screening device shell, a dust removal mechanism is arranged on the side of the feed hopper, one end of the dust removal mechanism is connected to a dust removal box, a debris removal net is movably installed inside the dust removal box, a second cam and a second gear assembly are arranged below the debris removal net, a servo motor is installed at the top middle position of the screening device shell by bolts, an output shaft of the servo motor extends to the inside of the screening device shell and is fixedly connected to a rotating shaft, and the servo motor, the rotating shaft, the first gear assembly and the second gear assembly are used to drive the first cam and the second cam to rotate.

[0009] As a preferred technical solution of the utility model, the first gear assembly includes two groups of meshing first bevel gears and first transmission rods, wherein one group of the first bevel gears is fixed to the outside of the lower end of the rotating shaft, one end of the first transmission rod is fixed to the center of the first cam, and the other end of the first transmission rod is fixed to the inner ring of another group of first bevel gears.

[0010] As a preferred technical solution of the utility model, the second gear assembly includes two groups of meshing second bevel gears and second transmission rods, wherein one group of the first bevel gears is fixed to the outside of the upper end of the rotating shaft, one end of the second transmission rod is fixed to the center of the second cam, and the other end of the second transmission rod is fixed to the inner ring of another group of second bevel gears.

[0011] As a preferred technical solution of the utility model, the dust removal mechanism includes a dust suction fan, an air inlet pipe and an air outlet pipe connected to both ends of the dust suction fan, one end of the air inlet pipe extends to the interior of the screening equipment shell and is located on the side of the feed hopper, and one end of the air outlet pipe extends to the interior of the dust removal box and is located above the debris removal net.

[0012] As a preferred technical solution of the utility model, grooves are provided on both sides of the inner wall of the dust removal box, one end of a return spring is fixed to the bottom of the groove, and the two ends of the impurity removal net extend to the interior of the two groups of grooves respectively and are fixedly connected to the other end of the return spring.

[0013] As a preferred technical solution of the utility model, two groups of mounting grooves are provided on both sides of the inner wall of the screening equipment shell, and the inner bottom walls of the four groups of mounting grooves are respectively welded with vibrating screen springs, and the top ends of the four groups of vibrating screen springs are respectively fixed to the bottom sides of the first screening net and the second screening net.

[0014] As a preferred technical solution of the present invention, the first screening net is located above the second screening net, and the mesh diameter of the first screening net is larger than the mesh diameter of the second screening net.

[0015] As a preferred technical solution of the utility model, a collecting hopper is arranged below the second screening net, the lower end of the collecting hopper extends to the bottom of the screening device housing, and the upper outer wall of the collecting hopper is fixed to the inner wall of the screening device housing.

[0016] Compared with the prior art, the utility model provides a screening device for producing soybean protein particles, which has the following beneficial effects:

[0017] 1. The screening device for producing soybean protein particles is provided with a feed hopper, a screening device housing, a dust suction fan, an air inlet pipe, an air outlet pipe and a dust removal box, so as to conveniently remove dust and impurities in the soybean raw material and improve the processing quality of soybeans. The first screening net and the second screening net are matched to realize the screening of soybeans, and the straw, shriveled soybeans and stones contained in the soybeans are fully and limitedly screened out. The screening is automatic, which saves time and labor, and greatly improves the quality of the production of soybean protein particles.

[0018] 2. This screening equipment for producing soybean protein particles is equipped with a servo motor and a rotating shaft, and is matched with a second gear assembly and a first gear assembly to realize the rotation of the second cam and the first cam. The setting of the return spring and the vibration screen spring realizes the vibration of the first screening net, the second screening net and the impurity removal net. When shaking and screening the soybeans, it can effectively prevent the raw materials from clogging the first screening net and the second screening net, and the impurities from clogging the impurity removal net, thereby improving the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0020] Figure 2 for Figure 1 A local enlarged structural diagram of the part;

[0021] Figure 3 for Figure 1 A schematic diagram of the local enlarged structure at B in FIG.

[0022] Figure 4 It is a schematic diagram of the overall front view structure of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the first cam and the first transmission rod in the utility model.

[0024] In the figure: 1. Screening equipment housing; 2. First screening net; 3. Second screening net; 4. Connecting rod; 5. Feed hopper; 6. Dust suction fan; 7. Air inlet pipe; 8. Air outlet pipe; 9. Dust removal box; 10. Debris removal net; 11. Second cam; 12. Second transmission rod; 13. Servo motor; 14. Rotating shaft; 15. Second gear assembly; 16. First cam; 17. First transmission rod; 18. Collecting hopper; 19. Return spring; 20. Groove; 21. First gear assembly. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 In this embodiment: a screening device for producing soybean protein particles comprises a screening device housing 1, a first screening net 2 and a second screening net 3 are movably installed inside the screening device housing 1, an upper end of a connecting rod 4 is hinged to one side of the bottom of the first screening net 2, a lower end of the connecting rod 4 is fixed to one side of the top of the second screening net 3, a first gear assembly 21 and a first cam 16 are arranged below the second screening net 3, a feed hopper 5 is installed on one side of the top of the screening device housing 1, a dust removal mechanism is arranged on the side of the feed hopper 5, and one end of the dust removal mechanism is connected to a dust removal box 9. A dust removal net 10 is movably provided inside the dust removal box 9, and a second cam 11 and a second gear assembly 15 are provided below the dust removal net 10. A servo motor 13 is installed at the top middle position of the screening device housing 1 by bolts. The model of the servo motor 13 is DZ65M01-1WRV. The output shaft of the servo motor 13 extends to the inside of the screening device housing 1 and is fixedly connected with a rotating shaft 14. The servo motor 13, the rotating shaft 14, the first gear assembly 21 and the second gear assembly 15 are used to drive the first cam 16 and the second cam 11 to rotate.

[0027] In this embodiment, the first gear assembly 21 includes two groups of meshing first bevel gears and a first transmission rod 17, wherein one group of first bevel gears is fixed to the outside of the lower end of the rotating shaft 14, one end of the first transmission rod 17 is fixed to the center of the first cam 16, and the other end of the first transmission rod 17 is fixed to the inner ring of the other group of first bevel gears. It should be noted that mounting seats are respectively provided at both ends of the rotating shaft 14, and mounting cavities and two groups of through holes are respectively provided on the two groups of mounting seats. The two groups of first bevel gears are located in the mounting cavity of one group of mounting seats, and the two ends of the rotating shaft 14 and the first transmission rod 17 respectively penetrate the two groups of through holes, thereby realizing the connection between the first transmission rod 17 and the first cam 16, and through the cooperation of the servo motor 13 and the rotating shaft 14, the first cam 16 is used to rotate. When the first cam 16 rotates, it squeezes the second screening net 3 upward, one group of mounting seats is fixed to the inner top wall of the screening device housing 1, and the bottom of the other mounting seat is equipped with a support rod, and the two ends of the support rod are welded to the two sides of the inner wall of the screening device housing 1, and the support rod is located between the second screening net 3 and the collecting hopper 18, and is used to support the rotating shaft 14; the second gear assembly 15 includes two groups of meshing second bevel gears and second transmission rods 12, one group of first bevel gears is fixed to the outside of the upper end of the rotating shaft 14, one end of the second transmission rod 12 is fixed to the center of the second cam 11, and the other end of the second transmission rod 12 is fixed to the inner ring of another group of second bevel gears. It should be noted that the two groups of second bevel gears are located at the mounting seats at the upper end of the rotating shaft 14. In the installation cavity, a rod hole is provided on the side opposite to the dust removal box 9 of the screening device housing 1, and both ends of the second transmission rod 12 pass through the rod hole, thereby realizing the connection between the second transmission rod 12 and the second cam 11, and through the cooperation of the servo motor 13 and the rotating shaft 14, it is used for the rotation of the second cam 11, so that the second cam 11 squeezes the impurity removal net 10 upward when it rotates; the dust removal mechanism includes a dust suction fan 6, an air inlet pipe 7 and an air outlet pipe 8 connected to both ends of the dust suction fan 6, one end of the air inlet pipe 7 extends to the interior of the screening device housing 1 and is located on the side of the feed hopper 5, and one end of the air outlet pipe 8 extends to the interior of the dust removal box 9 and is located above the impurity removal net 10. When the dust suction fan 6 is in operation, it can remove dust and impurities through the air inlet when soybean particles enter the screening device housing 1 The pipe 7 and the outlet pipe 8 are sucked into the interior of the dust removal box 9. An air outlet pipe is provided at the bottom of the dust removal box 9. A valve is installed on the air outlet pipe. When the valve is opened, the impurity removal net 10 filters the dust and impurities, and the gas is discharged through the air outlet pipe, which is convenient for removing dust from the soybeans during screening; grooves 20 are provided on both sides of the inner wall of the dust removal box 9, and one end of a return spring 19 is fixed to the bottom of the groove 20. The two ends of the impurity removal net 10 extend to the inside of the two groups of grooves 20 respectively, and the other end of the return spring 19 is fixedly connected. When the second cam 11 squeezes the impurity removal net 10 upward, the second cam 11 continues to rotate, and the impurity removal net 10 vibrates under the elastic action of the return spring 19, thereby achieving the purpose of preventing dust or impurities from clogging the mesh of the impurity removal net 10;Two groups of mounting grooves are provided on both sides of the inner wall of the screening device housing 1, and the inner bottom walls of the four groups of mounting grooves are respectively welded with vibrating screen springs. The top ends of the four groups of vibrating screen springs are respectively fixed to the bottom sides of the first screening net 2 and the second screening net 3. When the first cam 16 presses the second screening net 3 upward, the first screening net 2 is driven to move with the cooperation of the connecting rod 4. The first cam 16 continues to rotate, and the first screening net 2 and the second screening net 3 vibrate under the elastic action of the four groups of vibrating screen springs, thereby avoiding the mesh being blocked and improving the screening efficiency. The first screening net 2 is located between the second screening net 3 and the first screening net 2. The first screening net 2 is above the selection net 3, and the mesh diameter of the first screening net 2 is larger than the mesh diameter of the second screening net 3. Stones or straws remain on the top of the first screening net 2, and the smaller particles continue to be screened through the second screening net 3. Multiple screenings improve the quality of soybean screening; a collecting hopper 18 is arranged below the second screening net 3, and the lower end of the collecting hopper 18 extends to the bottom of the screening device shell 1. The upper end outer wall of the collecting hopper 18 is fixed to the inner wall of the screening device shell 1. The screened soybean particles with smaller particle size are discharged from the screening device shell 1 through the collecting hopper 18, which is convenient for subsequent processing and use. ;

[0028] The working principle and use process of the utility model are as follows: when in use, the soybean particle raw material is put into the interior of the screening device housing 1 through the feed hopper 5, and the dust suction fan 6 is started to work at the same time. When the dust suction fan 6 is working, the dust and impurities are sucked into the interior of the dust removal box 9 through the air inlet pipe 7 and the air outlet pipe 8, and are filtered through the impurity removal net 9, so as to conveniently remove the dust and impurities in the soybean raw material and improve the processing quality of the soybean. The soybean continues to pass through the first screening net 2 and the second screening net 3, so as to realize the screening of the soybean, and the straw, shriveled soybean and stone contained in the soybean are fully and limitedly screened out, so as to greatly The quality of soybean protein particles is greatly improved. During screening, the servo motor 13 is started to work, the servo motor 13 drives the rotating shaft 14 to rotate, and is matched with the second gear assembly 15 and the first gear assembly 21 to realize the rotation of the second cam 11 and the first cam 16, and is matched with the return spring 19 and the vibration screen spring to realize the vibration of the first screening net 2, the second screening net 3 and the impurity removal net 10. When the soybean is shaken and screened, it can effectively prevent the raw materials from clogging the first screening net 2 and the second screening net 3, and the impurities from clogging the impurity removal net 10, thereby improving the screening efficiency.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A screening device for producing soybean protein particles, comprising a screening device housing (1), characterized in that: A first screening net (2) and a second screening net (3) are movably installed inside the screening device housing (1); the upper end of a connecting rod (4) is hingedly connected to one side of the bottom of the first screening net (2); the lower end of the connecting rod (4) is fixed to one side of the top of the second screening net (3); a first gear assembly (21) and a first cam (16) are arranged below the second screening net (3); a feed hopper (5) is installed on one side of the top of the screening device housing (1); a dust removal mechanism is arranged on the side of the feed hopper (5); one end of the dust removal mechanism is connected to a dust removal box (9); and the dust removal box (9) is connected to one end of the dust removal mechanism. A debris removal net (10) is movably arranged inside the box (9), and a second cam (11) and a second gear assembly (15) are arranged below the debris removal net (10). A servo motor (13) is installed at the top middle position of the screening device housing (1) by means of bolts, and an output shaft of the servo motor (13) extends into the interior of the screening device housing (1) and is fixedly connected to a rotating shaft (14). The servo motor (13), the rotating shaft (14), the first gear assembly (21) and the second gear assembly (15) are used to drive the first cam (16) and the second cam (11) to rotate.

2. A screening device for producing soybean protein particles according to claim 1, characterized in that: The first gear assembly (21) comprises two groups of meshing first bevel gears and first transmission rods (17), wherein one group of the first bevel gears is fixed to the outside of the lower end of the rotating shaft (14), one end of the first transmission rod (17) is fixed to the center of the first cam (16), and the other end of the first transmission rod (17) is fixed to the inner ring of the other group of first bevel gears.

3. A screening device for producing soybean protein particles according to claim 1, characterized in that: The second gear assembly (15) comprises two sets of meshing second bevel gears and second transmission rods (12), wherein one set of the first bevel gears is fixed to the outside of the upper end of the rotating shaft (14), one end of the second transmission rod (12) is fixed to the center of the second cam (11), and the other end of the second transmission rod (12) is fixed to the inner ring of the other set of second bevel gears.

4. A screening device for producing soybean protein particles according to claim 1, characterized in that: The dust removal mechanism comprises a dust suction fan (6), an air inlet pipe (7) and an air outlet pipe (8) connected to both ends of the dust suction fan (6), one end of the air inlet pipe (7) extending to the interior of the screening device housing (1) and being located on the side of the feed hopper (5), and one end of the air outlet pipe (8) extending to the interior of the dust removal box (9) and being located above the impurity removal net (10).

5. A screening device for producing soybean protein particles according to claim 1, characterized in that: Grooves (20) are provided on both sides of the inner wall of the dust removal box (9), one end of a return spring (19) is fixed to the bottom of each of the grooves (20), and both ends of the impurity removal net (10) extend into the interior of the two groups of grooves (20) and are fixedly connected to the other end of the return spring (19).

6. A screening device for producing soybean protein particles according to claim 1, characterized in that: Two groups of mounting grooves are provided on both sides of the inner wall of the screening device housing (1), and vibration screen springs are respectively welded to the inner bottom walls of the four groups of mounting grooves, and the top ends of the four groups of vibration screen springs are respectively fixed to both sides of the bottom of the first screening net (2) and the second screening net (3).

7. A screening device for producing soybean protein particles according to claim 1, characterized in that: The first screening net (2) is located above the second screening net (3), and the mesh diameter of the first screening net (2) is larger than the mesh diameter of the second screening net (3).

8. A screening device for producing soybean protein particles according to claim 1, characterized in that: A collecting hopper (18) is provided below the second screening net (3), the lower end of the collecting hopper (18) extending to the bottom of the screening device housing (1), and the upper outer wall of the collecting hopper (18) is fixed to the inner wall of the screening device housing (1).

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