A corn screening device for producing corn starch

Abstract

The utility model relates to the technical field of corn screening devices, and in particular to a corn screening device for producing corn starch. When the device is used, corn is placed on a screening component, and a driving component is started. The screening component reciprocates with the cooperation of multiple groups of No. 1 connecting rods, so that the corn is screened. Dust flies during screening, and a dust removal component is started. The dust removal component absorbs the flying dust in a centralized manner to improve environmental protection. The device comprises a support frame, a No. 1 connecting rod and a screening component, multiple groups of No. 1 connecting rods are movably arranged on the support frame, and the other ends of the multiple groups of No. 1 connecting rods are movably connected to the screening component. The device also comprises a driving component and a dust removal component. The dust removal component is arranged on the support frame, and the driving component is installed on the support frame. The driving component is used for the reciprocating movement of the screening component.

Description

Technical Field

[0001] The utility model relates to the technical field of corn screening devices, in particular to a corn screening device for corn starch production. Background Art

[0002] Corn starch plays an important role in the production of starch sugar, amino acids and deformed starch. Corn needs to be screened before production to separate impurities and broken corn from the corn in order to improve the quality of corn starch.

[0003] In the prior art, a patent document with announcement number CN213967601U discloses a corn screening device for corn starch production, comprising a frame, an upper filter screen, a material receiving box, a material outlet, an upper guide plate, an intermediate guide plate, a lower guide plate, a left leg, a right leg, and a fixed frame. The bottom of the frame is provided with a left leg and a right leg installed with bolts, and the height of the right leg is greater than that of the left leg. An upper filter screen is provided on the inner side of the frame, an upper guide plate is welded to the left end of the upper filter screen, and an intermediate guide plate and a lower guide plate are provided below the upper guide plate in sequence. A material receiving box installed with bolts is provided on the top right side of the frame, the bottom and the right side of the material receiving box are of sealed design, a material outlet is opened on the right side of the material receiving box, a part of the material receiving box is fixed to the frame, and the other part of the material receiving box is connected to the fixed frame, and the fixed frame is fixed to the ground by bolts.

[0004] During use, it was found that when the above-mentioned device is screening corn, if there is dust on the corn, it will cause the dust to fly, affecting the surrounding environment, and the workers will inhale the flying dust, affecting their health. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a corn screening device for corn starch production with improved environmental protection.

[0006] The utility model discloses a corn screening device for producing corn starch, comprising a support frame, a No. 1 connecting rod and a screening component, wherein a plurality of groups of No. 1 connecting rods are movably arranged on the support frame, and the other ends of the plurality of groups of No. 1 connecting rods are movably connected to the screening component, and further comprising a driving component and a dust removal component, wherein the dust removal component is arranged on the support frame, and the driving component is mounted on the support frame, and the driving component is used for the reciprocating movement of the screening component; when in use, the corn is placed on the screening component, and the driving component is started, and the screening component reciprocates with the cooperation of the plurality of groups of No. 1 connecting rods, so as to screen the corn, and dust is blown up during screening, and the dust removal component is started, and the dust removal component absorbs the blown up dust in a concentrated manner, thereby improving environmental protection.

[0007] Preferably, the screening component includes a screening box, a No. 1 screening net, a No. 1 discharge port, a No. 2 discharge port and a No. 3 discharge port, the front and rear ends of the screening box are respectively movably connected with two groups of No. 1 connecting rods, the interior of the screening box is provided with a No. 1 screening net and a No. 2 screening net from top to bottom, and the right end of the screening box is provided with a No. 3 discharge port, a No. 2 discharge port and a No. 1 discharge port in sequence from top to bottom, the larger impurities on the No. 1 screening net are discharged through the No. 3 discharge port, the corn kernels between the No. 1 screening net and the No. 2 screening net are discharged through the No. 2 discharge port, and the smaller impurities under the No. 2 screening net are discharged through the No. 1 discharge port; the driving component causes the screening box to reciprocate under the cooperation of multiple groups of No. 1 connecting rods, the larger impurities in the corn to be screened stay on the No. 1 screening net and are discharged through the No. 3 discharge port, the smaller impurities pass through the No. 2 screening net and are discharged through the No. 1 discharge port, the corn kernels stay on the No. 2 screening net and are discharged through the No. 2 discharge port, thereby improving the screening efficiency.

[0008] Preferably, the driving assembly includes a motor, a pulley, a belt, a crankshaft, a sleeve, a No. 2 connecting rod, an articulated seat and a support plate. A support plate is provided on the support frame, a motor is provided on the support plate, a crankshaft is rotatably provided on the support frame, a group of pulleys are respectively provided at the crankshaft and the motor output end, the two groups of pulleys are driven by belts, a group of sleeves are movably mounted on the crankshaft, a No. 2 connecting rod is provided on the sleeve, and one end of the No. 2 connecting rod is hinged to the left end of the screening box through the articulated seat; start the motor, so that the two groups of pulleys are driven by belts, and further the crankshaft drives the screening box to reciprocate left and right with the cooperation of the sleeve, the No. 2 connecting rod and the articulated seat, thereby realizing the screening of corn.

[0009] Preferably, the dust removal component includes an exhaust fan, an air outlet pipe, an exhaust duct and an exhaust hopper. The exhaust hopper is arranged on the top of the support frame, the exhaust fan is installed on the support plate, the exhaust duct is arranged on the output end of the exhaust fan, the input end of the exhaust fan is connected with the output end of the exhaust duct, and the input end of the exhaust duct is connected with the output end of the exhaust hopper. When the No. 1 screening net and the No. 2 screening net vibrate and screen the corn, dust flies. The exhaust fan is started, so that the flying dust is discharged uniformly through the exhaust hopper and the exhaust duct through the outlet duct. The output end of the outlet duct can be bundled with a cloth bag for centralized collection to improve environmental protection.

[0010] Preferably, it also includes a feeding box and a reinforcing rod. The feeding box is arranged on the top of the support frame, and the reinforcing rod is arranged inside the feeding box. The corn to be screened is placed on the feeding box, and the corn to be screened enters the No. 1 connecting rod through the feeding box outlet.

[0011] Preferably, a sealing plate is further included, the reinforcing rod is provided with an opening, and a sealing plate is frictionally and slidingly provided in the opening; according to the feeding requirements, the position of the sealing plate is adjusted in the opening so that the gap between the sealing plate and the reinforcing rod can be used for feeding corn.

[0012] Preferably, it further comprises a handle, and the sealing plate is provided with a handle; the staff adjusts the position of the sealing plate through the handle to improve convenience.

[0013] Compared with the prior art, the utility model has the following beneficial effects: when in use, corn is placed on the screening component, the driving component is started, and the screening component reciprocates with the cooperation of multiple groups of No. 1 connecting rods, so as to screen the corn. Dust flies during screening, and the dust removal component is started. The dust removal component absorbs the flying dust in a centralized manner, thereby improving environmental protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0016] Figure 3 It is an enlarged structural diagram of the feeding box and reinforcing rods;

[0017] Figure 4 It is an enlarged structural diagram of the exhaust fan and the exhaust hopper;

[0018] Figure 5 It is an enlarged structural diagram of the screening box and motor and other structures.

[0019] Markings in the attached drawings: 1. Support frame; 2. Connecting rod No. 1; 3. Screening box; 4. Screening net No. 1; 6. Discharge port No. 1; 7. Discharge port No. 2; 8. Discharge port No. 3; 9. Motor; 10. Pulley; 11. Belt; 12. Crankshaft; 13. Bushing; 14. Connecting rod No. 2; 15. Articulated seat; 16. Support plate; 17. Exhaust fan; 18. Air outlet duct; 19. Exhaust duct; 20. Exhaust hopper; 21. Feed box; 22. Reinforcement rod; 24. Sealing plate; 25. Handle. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example 1

[0021] like Figure 1 , Figure 2 and Figure 5As shown, the utility model is a corn screening device for corn starch production, comprising a support frame 1, a No. 1 connecting rod 2 and a screening assembly, wherein a plurality of groups of No. 1 connecting rods 2 are movably arranged on the support frame 1, and the other ends of the plurality of groups of No. 1 connecting rods 2 are movably connected to the screening assembly, and further comprising a driving assembly and a dust removal assembly, wherein the dust removal assembly is arranged on the support frame 1, and the driving assembly is mounted on the support frame 1, and the driving assembly is used for reciprocating movement of the screening assembly;

[0022] like Figure 1 , Figure 2 and Figure 5 As shown, the screening assembly includes a screening box 3, a No. 1 screening net 4, a No. 1 discharge port 6, a No. 2 discharge port 7 and a No. 3 discharge port 8. The front and rear ends of the screening box 3 are respectively movably connected with two groups of No. 1 connecting rods 2. The interior of the screening box 3 is provided with a No. 1 screening net 4 and a No. 2 screening net from top to bottom. The right end of the screening box 3 is provided with a No. 3 discharge port 8, a No. 2 discharge port 7 and a No. 1 discharge port 6 in sequence from top to bottom. The larger impurities on the No. 1 screening net 4 are discharged through the No. 3 discharge port 8, the corn kernels between the No. 1 screening net 4 and the No. 2 screening net are discharged through the No. 2 discharge port 7, and the smaller impurities under the No. 2 screening net are discharged through the No. 1 discharge port 6.

[0023] like Figure 2 and Figure 5 As shown, the driving assembly includes a motor 9, a pulley 10, a belt 11, a crankshaft 12, a sleeve 13, a second connecting rod 14, a hinge seat 15 and a support plate 16. The support frame 1 is provided with a support plate 16, the support plate 16 is provided with a motor 9, the support frame 1 is rotatably provided with a crankshaft 12, the output ends of the crankshaft 12 and the motor 9 are respectively provided with a group of pulleys 10, the two groups of pulleys 10 are driven by the belt 11, a group of sleeves 13 are movably sleeved on the crankshaft 12, a second connecting rod 14 is provided on the sleeve 13, and one end of the second connecting rod 14 is hinged to the left end of the screening box 3 through the hinge seat 15.

[0024] In this embodiment, the motor 9 is started, so that the two sets of pulleys 10 are transmitted through the belt 11, and the crankshaft 12 further drives the screening box 3 to move back and forth left and right with the cooperation of the sleeve 13, the second connecting rod 14 and the hinge seat 15. The larger impurities in the corn to be screened remain on the No. 1 screening net 4 and are discharged through the No. 3 discharge port 8, the smaller impurities pass through the No. 2 screening net and are discharged through the No. 1 discharge port 6, the corn kernels remain on the No. 2 screening net and are discharged through the No. 2 discharge port 7. Dust flies during screening, and the dust removal component is started, which absorbs the flying dust in a centralized manner. Example 2

[0025] like Figure 1 , Figure 2 and Figure 5As shown, the utility model is a corn screening device for corn starch production, comprising a support frame 1, a No. 1 connecting rod 2 and a screening assembly, wherein a plurality of groups of No. 1 connecting rods 2 are movably arranged on the support frame 1, and the other ends of the plurality of groups of No. 1 connecting rods 2 are movably connected to the screening assembly, and further comprising a driving assembly and a dust removal assembly, wherein the dust removal assembly is arranged on the support frame 1, and the driving assembly is mounted on the support frame 1, and the driving assembly is used for reciprocating movement of the screening assembly;

[0026] like Figure 1 , Figure 2 and Figure 5 As shown, the screening assembly includes a screening box 3, a No. 1 screening net 4, a No. 1 discharge port 6, a No. 2 discharge port 7 and a No. 3 discharge port 8. The front and rear ends of the screening box 3 are respectively movably connected with two groups of No. 1 connecting rods 2. The interior of the screening box 3 is provided with a No. 1 screening net 4 and a No. 2 screening net from top to bottom. The right end of the screening box 3 is provided with a No. 3 discharge port 8, a No. 2 discharge port 7 and a No. 1 discharge port 6 in sequence from top to bottom. The larger impurities on the No. 1 screening net 4 are discharged through the No. 3 discharge port 8, the corn kernels between the No. 1 screening net 4 and the No. 2 screening net are discharged through the No. 2 discharge port 7, and the smaller impurities under the No. 2 screening net are discharged through the No. 1 discharge port 6.

[0027] like Figure 2 and Figure 5 As shown, the driving assembly includes a motor 9, a pulley 10, a belt 11, a crankshaft 12, a sleeve 13, a second connecting rod 14, a hinge seat 15 and a support plate 16. The support frame 1 is provided with a support plate 16, the support plate 16 is provided with a motor 9, the support frame 1 is rotatably provided with a crankshaft 12, the output ends of the crankshaft 12 and the motor 9 are respectively provided with a group of pulleys 10, the two groups of pulleys 10 are driven by the belt 11, a group of sleeves 13 are movably sleeved on the crankshaft 12, the sleeve 13 is provided with a second connecting rod 14, and one end of the second connecting rod 14 is hinged to the left end of the screening box 3 through the hinge seat 15;

[0028] like Figure 2 and Figure 4 As shown, the dust removal assembly includes an exhaust fan 17, an air outlet pipe 18, an exhaust pipe 19 and an exhaust hopper 20. The exhaust hopper 20 is arranged at the top of the support frame 1, the exhaust fan 17 is installed on the support plate 16, the exhaust fan 17 is arranged at the output end of the exhaust fan 17, the exhaust pipe 18 is arranged at the output end of the exhaust fan 17, the input end of the exhaust fan 17 is connected with the output end of the exhaust pipe 19, and the input end of the exhaust pipe 19 is connected with the output end of the exhaust hopper 20;

[0029] like Figure 4 As shown, the dust removal assembly includes an exhaust fan 17, an air outlet pipe 18, an exhaust pipe 19 and an exhaust hopper 20. The exhaust hopper 20 is arranged at the top of the support frame 1, the exhaust fan 17 is installed on the support plate 16, the exhaust fan 17 is arranged at the output end of the exhaust fan 17, the exhaust pipe 18 is arranged at the output end of the exhaust fan 17, the input end of the exhaust fan 17 is connected with the output end of the exhaust pipe 19, and the input end of the exhaust pipe 19 is connected with the output end of the exhaust hopper 20;

[0030] It also includes a sealing plate 24 and a handle 25 . The reinforcing rod 22 is provided with an opening, in which the sealing plate 24 is frictionally and slidably provided, and the sealing plate 24 is provided with a handle 25 .

[0031] In this embodiment, the motor 9 is started, so that the two sets of pulleys 10 are driven by the belt 11, and the crankshaft 12 is further driven to move back and forth left and right in cooperation with the sleeve 13, the second connecting rod 14 and the hinge seat 15. The larger impurities in the corn to be screened remain on the No. 1 screening net 4 and are discharged through the No. 3 discharge port 8, the smaller impurities pass through the No. 2 screening net and are discharged through the No. 1 discharge port 6, the corn kernels remain on the No. 2 screening net and are discharged through the No. 2 discharge port 7, and dust flies during screening. The exhaust fan 17 is started, so that the flying dust is discharged uniformly through the exhaust hopper 20 and the exhaust pipe 19 in cooperation with the outlet pipe 18, and the output end of the outlet pipe 18 can be tied with a cloth bag for centralized collection.

[0032] The exhaust fan 17 and the motor 9 of the corn screening device for corn starch production of the utility model are purchased on the market, and the technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in the field to make creative labor.

[0033] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A corn screening device for corn starch production, comprising a support frame (1), a No. 1 connecting rod (2) and a screening assembly, wherein a plurality of groups of No. 1 connecting rods (2) are movably arranged on the support frame (1), and the other ends of the plurality of groups of No. 1 connecting rods (2) are movably connected to the screening assembly, characterized in that: It also comprises a driving component and a dust removal component. The dust removal component is arranged on the support frame (1). The driving component is mounted on the support frame (1). The driving component is used for reciprocating movement of the screening component.

2. A corn screening device for corn starch production as claimed in claim 1, characterized in that: The screening component comprises a screening box (3), a No. 1 screening net (4), a No. 1 discharge port (6), a No. 2 discharge port (7) and a No. 3 discharge port (8). The front and rear ends of the screening box (3) are respectively movably connected to two groups of No. 1 connecting rods (2). The interior of the screening box (3) is provided with a No. 1 screening net (4) and a No. 2 screening net from top to bottom. The right end of the screening box (3) is provided with a No. 3 discharge port (8), a No. 2 discharge port (7) and a No. 1 discharge port (6) in sequence from top to bottom. Large impurities on the No. 1 screening net (4) are discharged through the No. 3 discharge port (8), corn kernels between the No. 1 screening net (4) and the No. 2 screening net are discharged through the No. 2 discharge port (7), and small impurities below the No. 2 screening net are discharged through the No. 1 discharge port (6).

3. A corn screening device for corn starch production as claimed in claim 2, characterized in that: The driving assembly comprises a motor (9), a pulley (10), a belt (11), a crankshaft (12), a sleeve (13), a second connecting rod (14), a hinge seat (15) and a support plate (16). The support frame (1) is provided with a support plate (16), the support plate (16) is provided with a motor (9), the support frame (1) is rotatably provided with a crankshaft (12), the output ends of the crankshaft (12) and the motor (9) are respectively provided with a group of pulleys (10), the two groups of pulleys (10) are driven by the belt (11), a group of sleeves (13) is movably sleeved on the crankshaft (12), the sleeve (13) is provided with a second connecting rod (14), and one end of the second connecting rod (14) is hinged to the left end of the screening box (3) through the hinge seat (15).

4. A corn screening device for corn starch production as claimed in claim 3, characterized in that: The dust removal component comprises an exhaust fan (17), an air outlet pipe (18), an exhaust pipe (19) and an exhaust hopper (20); the exhaust hopper (20) is arranged at the top of the support frame (1); the exhaust fan (17) is mounted on the support plate (16); the exhaust fan (17) is arranged at the output end of the exhaust fan (17); the exhaust pipe (18) is connected to the output end of the exhaust pipe (19); and the input end of the exhaust pipe (19) is connected to the output end of the exhaust hopper (20).

5. A corn screening device for corn starch production as claimed in claim 1, characterized in that: It also comprises a feeding box (21) and a reinforcing rod (22); the feeding box (21) is arranged at the top of the support frame (1), and the reinforcing rod (22) is arranged inside the feeding box (21).

6. A corn screening device for corn starch production as claimed in claim 5, characterized in that: It also comprises a sealing plate (24), the reinforcing rod (22) is provided with an opening, and the sealing plate (24) is frictionally and slidably arranged in the opening.

7. A corn screening device for corn starch production as claimed in claim 6, characterized in that: It also comprises a handle (25), and the sealing plate (24) is provided with the handle (25).

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