Seed classifier with drying function

By incorporating a rotating component and a drive component into the seed sorter, the seeds are tumbled and vibrated on the conveyor belt, thus solving the problem of uneven seed drying and improving drying efficiency and sorting effect.

CN224058032UActive Publication Date: 2026-03-31ZHEJIANG MITSUO SEED CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-24
Publication Date
2026-03-31

AI Technical Summary

Technical Problem

In existing seed sorters, during the drying process, a large number of sorted seeds accumulate on the conveyor belt, making it difficult for hot air to penetrate. This results in slow drying speed for the seeds inside, with some seeds not being dried properly, thus reducing drying efficiency and effectiveness.

Method used

By using a combination of rotating components, meshing components, and drive components, the seeds are turned over and vibrated on the conveyor belt, ensuring uniform hot air penetration and improving drying speed and efficiency.

Benefits of technology

This effectively avoids the problem of uneven seed drying, improves the drying efficiency and effect of the seed sorter, and enhances the sorting effect.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of seed sorting, and discloses a seed sorter with a drying function, which comprises a sorting box, a limiting frame is fixedly connected between two sides of the inner wall of the sorting box, a rotating component is arranged on one side of the inner wall of the sorting box, a convex mounting frame is arranged outside the rotating component, and the convex mounting frame is fixedly connected with the inner wall of the sorting box. A plurality of hollow blocks are fixedly connected to the top of the inner wall of the convex mounting frame, and a mounting rod rotationally penetrates through the two sides of each hollow block. Through cooperative use of the rotating assembly, the convex mounting frame, the mounting rod, the cross turning frame, the worm gear, the rotating assembly, the meshing assembly, the driving assembly and other structures, seeds on the conveying belt can be turned in the drying process, so that the seeds accumulated inside are turned out to be dried; and the drying speed of internal seed drying is increased, the situation that part of seeds are dried insufficiently is avoided, and the drying efficiency and the drying effect of the seed classifier are improved.
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Description

Technical Field

[0001] This utility model relates to the field of seed sorting technology, and in particular to a seed sorter with a drying function. Background Technology

[0002] A seed sorter is a device used in agricultural production for classifying, grading, and screening seeds. It uses mechanized methods to separate different types of seeds based on their size, shape, density, or color, thereby improving seed quality and yield. Seed sorters are widely used, especially in crop seeds and flower seeds, where they improve seed quality, reduce the proportion of substandard seeds, and ensure the production of superior crop varieties.

[0003] For example, Chinese utility model patent application number CN202420747264.2 discloses a seed sorter with drying function, including a plastic filter plate, an empty tank shell, a square plate, and a connecting shaft. A funnel is installed at the upper end of the plastic filter plate, and a vibration motor is installed on the left side of the plastic filter plate. Drying devices are installed on the upper, left, and right surfaces of the empty tank shell. A first motor, a second motor, and a fixed shaft are installed on the front surface of the square plate. The connecting shaft is installed through the empty tank shell. This design solves the problem that the original device cannot process and reuse the screened impurities, and requires manual cleaning at regular intervals, which not only wastes resources but also reduces work efficiency. This utility model has a reasonable structure and good practicality. By adding an impurity processing structure to the functions of seed sorting and drying, it eliminates the need for frequent manual processing of impurities. Moreover, the impurities can be processed and sold as feed or fed to poultry, increasing practicality.

[0004] In existing seed sorters, a large number of sorted seeds accumulate on the conveyor belt during the drying process. However, because the seeds cannot be effectively dispersed on the conveyor belt, hot air has difficulty penetrating, causing the internal seeds to heat up much slower than the external areas. This results in some seeds drying insufficiently, thus reducing the drying efficiency and effect of the seed sorter. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of existing technologies by proposing a seed sorter with a drying function.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a seed sorter with drying function, comprising a sorting box, a limiting frame fixedly connected between the two sides of the inner wall of the sorting box, a rotating component provided on one side of the inner wall of the sorting box, a convex mounting frame provided outside the rotating component, a plurality of hollow blocks fixedly connected to the top of the inner wall of the convex mounting frame, an mounting rod rotatably passing through the two sides of the hollow blocks, a cross-shaped flipping frame fixedly connected to both ends of the mounting rod, a worm gear fixedly connected outside the mounting rod and inside the hollow block, a rotating component provided on one side of the inner wall of the convex mounting frame, an engaging component provided on one side of the inner wall of the sorting box, telescopic components provided on both sides of the inner wall of the sorting box and above the limiting frame, a screening plate provided between two telescopic components, a driving component provided on the back of the sorting box, two outlets opened on the surface of the sorting box, a collection frame fixedly connected to the surface of the sorting box, a belt conveyor installed between the two sides of the inner wall of one of the outlets, and a dryer installed on both sides of the sorting box.

[0007] By setting up a drive component and cooperating with a rotating component, the convex mounting frame can be driven to move, causing the convex mounting frame to move several hollow blocks. Then, by using the rotating component and the meshing component, the worm gear can drive the mounting rod to rotate, causing the mounting rod to drive the cross-shaped flipping frame to rotate on the belt conveyor, thereby flipping the seeds on the belt conveyor.

[0008] As a further description of the above technical solution:

[0009] The rotating assembly includes a reciprocating lead screw rotatably connected to one side of the inner wall of the sorting box. One end of the reciprocating lead screw is fixedly connected to a rotating shaft, and one end of the rotating shaft rotatably extends to the outside of the sorting box and is fitted with a pulley.

[0010] By setting a reciprocating lead screw and a rotating shaft, the reciprocating lead screw can drive the convex mounting frame to move when the pulley rotates.

[0011] As a further description of the above technical solution:

[0012] The rotating assembly includes a rotating rod rotatably connected to one side of the inner wall of the convex mounting frame. Several worm gears are sleeved on the outside of the rotating rod, and a drive gear is fixedly connected to one end of the rotating rod.

[0013] By setting up a rotating rod and a drive gear, when the convex mounting frame moves, the meshing assembly can be used to drive the rotating rod to rotate, which in turn drives the worm gear to rotate, causing the worm gear to drive the worm wheel and the mounting rod to rotate synchronously.

[0014] As a further description of the above technical solution:

[0015] The meshing assembly includes a meshing groove formed on one side of the inner wall of the sorting box, and a rack is fixedly connected to the bottom of the inner wall of the meshing groove.

[0016] As a further description of the above technical solution:

[0017] One end of the rotating rod rotates through the interior of the meshing groove and drives the gear to mesh with the rack.

[0018] As a further description of the above technical solution:

[0019] The telescopic assembly includes a mounting groove formed on one side of the inner wall of the sorting box, a spring is fixedly connected to the bottom of the inner wall of the mounting groove, and a connecting block is fixedly connected to the top of the spring.

[0020] By incorporating springs and connecting blocks, the screening plate can be reset after the cam pushes it to move, thus facilitating the next movement.

[0021] As a further description of the above technical solution:

[0022] The drive assembly includes a motor mounted on the back of the sorting box via a bracket, and a pulley is fitted onto the outside of the motor's output end.

[0023] As a further description of the above technical solution:

[0024] The output end of the motor extends into the interior of the sorting box and is fixedly connected to a drive rod, and a cam is sleeved on the outside of the drive rod.

[0025] By setting a motor to drive the drive rod to rotate, the drive rod drives the cam to rotate, and the cam can drive the screening plate to move.

[0026] This utility model has the following beneficial effects:

[0027] 1. Compared with existing technologies, this seed sorter with drying function, through the coordinated use of rotating components, convex mounting frames, mounting rods, cross-shaped turning frames, worm gears, rotating components, meshing components, and drive components, can turn over the seeds on the conveyor belt during the drying process, so that the seeds accumulated inside are turned out for drying, thereby increasing the drying speed of the seeds inside, avoiding the occurrence of some seeds being under-dried, and improving the drying efficiency and drying effect of the seed sorter.

[0028] 2. Compared with the existing technology, this seed sorter with drying function can drive the sieve plate to vibrate through the combined use of telescopic components and drive components, so that the sieve plate can better sort the seeds and improve the sorting effect of the seed sorter. Attached Figure Description

[0029] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a seed sorter with drying function proposed in this utility model;

[0030] Figure 2 This is a schematic diagram of the overall three-dimensional structure of a seed sorter with drying function proposed in this utility model from another angle.

[0031] Figure 3 This is a schematic diagram of the sieve plate structure of a seed sorter with drying function proposed in this utility model;

[0032] Figure 4 This is a schematic diagram of the reciprocating screw structure of a seed sorter with drying function proposed in this utility model;

[0033] Figure 5 This is a schematic diagram of the hollow block structure of a seed sorter with drying function proposed in this utility model.

[0034] Legend:

[0035] 1. Sorting box; 2. Limiting frame; 3. Convex mounting frame; 4. Hollow block; 5. Mounting rod; 6. Cross-shaped flipping frame; 7. Worm gear; 8. Screening plate; 9. Outlet; 10. Collection frame; 11. Belt conveyor; 12. Dryer; 13. Reciprocating screw; 14. Rotating shaft; 15. Belt pulley one; 16. Rotating rod; 17. Worm gear; 18. Drive gear; 19. Meshing groove; 20. Rack; 21. Mounting groove; 22. Spring; 23. Connecting block; 24. Motor; 25. Belt pulley two; 26. Drive rod; 27. Cam. Detailed Implementation

[0036] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0037] Reference Figure 1-5This utility model provides a seed sorter with drying function, comprising a sorting box 1, a limiting frame 2 fixedly connected between the two sides of the inner wall of the sorting box 1, a rotating component provided on one side of the inner wall of the sorting box 1, a convex mounting frame 3 provided outside the rotating component, several hollow blocks 4 fixedly connected to the top of the inner wall of the convex mounting frame 3, a mounting rod 5 rotatably passing through the two sides of the hollow blocks 4, a cross-shaped flipping frame 6 fixedly connected to both ends of the mounting rod 5, a worm gear 7 fixedly connected outside the mounting rod 5 and inside the hollow blocks 4, a rotating component provided on one side of the inner wall of the convex mounting frame 3, a meshing component provided on one side of the inner wall of the sorting box 1, telescopic components provided on both sides of the inner wall of the sorting box 1 and above the limiting frame 2, a screening plate 8 provided between two telescopic components, a driving component provided on the back of the sorting box 1, two outlets 9 opened on the surface of the sorting box 1, a collection frame 10 fixedly connected to the surface of the sorting box 1, and a belt conveyor installed between the two sides of the inner wall of one of the outlets 9. 11. Dryers 12 are installed on both sides of the sorting box 1. The top of the limiting frame 2 is conical. The top of the convex mounting frame 3 extends into the interior of the limiting frame 2 and slides with the top of the inner wall of the limiting frame 2. The screening plate 8 is installed at an inclination inside the sorting box 1. The outside of the cross-shaped flipping frame 6 contacts the belt on the belt conveyor 11. The belt conveyor 11 is located below the collection frame 10 and the bottom of the outlet 9 is inclined. The collection frame 10 is located below the upper outlet 9 and the outside of the screening plate 8 is attached to the bottom of the inner wall of the upper outlet 9. The air outlet of the dryer 12 extends into the interior of the sorting box 1. By setting a drive component and cooperating with the rotating component, the convex mounting frame 3 can be driven to move, so that the convex mounting frame 3 drives several hollow blocks 4 to move. Then, by using the rotating component and the meshing component, the worm gear 7 can drive the mounting rod 5 to rotate, so that the mounting rod 5 drives the cross-shaped flipping frame 6 to rotate on the belt on the belt conveyor 11, thereby turning the seeds on the belt conveyor 11.

[0038] The rotating assembly includes a reciprocating screw 13 rotatably connected to one side of the inner wall of the sorting box 1. One end of the reciprocating screw 13 is fixedly connected to a rotating shaft 14. One end of the rotating shaft 14 rotatably extends to the outside of the sorting box 1 and is fitted with a pulley 15. A convex mounting frame 3 is threadedly connected to the outer surface of the reciprocating screw 13. By setting the reciprocating screw 13 and the rotating shaft 14, the reciprocating screw 13 can drive the convex mounting frame 3 to move when the pulley 15 rotates.

[0039] The rotating assembly includes a rotating rod 16 rotatably connected to one side of the inner wall of the convex mounting frame 3. Several worm gears 17 are sleeved on the outside of the rotating rod 16. A drive gear 18 is fixedly connected to one end of the rotating rod 16. Several hollow blocks 4 are movably sleeved on the outside of the rotating rod 16. Several worm gears 17 are respectively set inside several hollow blocks 4 and mesh with worm wheels 7. By setting the rotating rod 16 and the drive gear 18, when the convex mounting frame 3 moves, the meshing assembly can be used to drive the rotating rod 16 to rotate, so that the rotating rod 16 drives the worm gears 17 to rotate, and the worm gears 17 drive the worm wheels 7 and the mounting rod 5 to rotate synchronously.

[0040] The meshing assembly includes a meshing groove 19 formed on one side of the inner wall of the sorting box 1, and a rack 20 is fixedly connected to the bottom of the inner wall of the meshing groove 19.

[0041] The telescopic assembly includes a mounting groove 21 formed on one side of the inner wall of the sorting box 1. A spring 22 is fixedly connected to the bottom of the inner wall of the mounting groove 21, and a connecting block 23 is fixedly connected to the top of the spring 22. One side of the connecting block 23 is fixedly connected to one side of the screening plate 8. By setting the spring 22 and the connecting block 23, the screening plate 8 can be reset after the cam 27 pushes it to move, thus facilitating the next movement.

[0042] The drive assembly includes a motor 24 mounted on the back of the sorting box 1 via a bracket. A second pulley 25 is fitted around the output end of the motor 24. The second pulley 25 is connected to the first pulley 15 via a belt drive. The output end of the motor 24 extends into the interior of the sorting box 1 and is fixedly connected to a drive rod 26. A cam 27 is fitted around the drive rod 26. By setting the motor 24 to drive the drive rod 26 to rotate, the drive rod 26 drives the cam 27 to rotate, so that the cam 27 can drive the screening plate 8 to move.

[0043] Working principle: When in use, seeds are first poured into the sorting box 1 through the feed hopper. Then, the motor 24 is started, which drives the drive rod 26 to rotate, causing the cam 27 to rotate until the cam 27 abuts against the screening plate 8. At this time, the rotating cam 27 pushes the screening plate 8 to move upward, causing the screening plate 8 to move the two connecting blocks 23 upward and stretch the two blocks to fit together until the cam 27 no longer abuts against the screening plate 8. At this time, the two springs 22 will drive the screening plate 8 to reset. This process is repeated to make the screening plate 8 vibrate and screen the seeds. At this time, unqualified seeds will fall into the collection frame 10 through one of the outlets 9, while qualified seeds will fall onto the belt conveyor 11.

[0044] Simultaneously, the belt conveyor 11 is started to transport qualified seeds. At this time, the motor 24 will drive the pulley 25 to rotate, so that the pulley 25 drives the pulley 15 to rotate through the belt. The pulley 15 drives the rotating shaft 14 and the reciprocating screw 13 to rotate synchronously. This causes the convex mounting frame 3 to move with the rotation of the reciprocating screw 13, thereby driving the rotating rod 16 and the drive gear 18 to rotate. At this time, the drive gear 18 will move on the meshing rack 20, so that the rack 20 drives the meshing drive gear 18 to rotate. This causes the drive gear 18 to drive the rotating rod 16 and the worm gear 17 to rotate synchronously, thereby driving the meshing worm wheel 7 to rotate. This causes the worm wheel 7 to drive the mounting rod 5 and the cross turning frame 6 to rotate synchronously, so that the cross turning frame 6 turns the seeds on the belt conveyor 11. During the turning, the dryer 12 is started to dry the seeds.

[0045] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A seed sorter with drying function, comprising a sorting box (1), characterized in that: The both sides between the inner wall of the sorting box (1) are fixedly connected with a limiting frame (2), one side of the inner wall of the sorting box (1) is provided with a rotating assembly, the outside of the rotating assembly is provided with a convex mounting frame (3), the top of the inner wall of the convex mounting frame (3) is fixedly connected with a plurality of hollow blocks (4), the both sides of the hollow block (4) are rotatably penetrated with a mounting rod (5), the both ends of the mounting rod (5) are fixedly connected with a cross turning frame (6), the outside of the mounting rod (5) and the inside of the hollow block (4) are fixedly connected with a worm gear (7), one side of the inner wall of the convex mounting frame (3) is provided with a rotating assembly, one side of the inner wall of the sorting box (1) is provided with an engagement assembly, the both sides of the inner wall of the sorting box (1) and the upper side of the limiting frame (2) are all provided with an extension assembly, a screening plate (8) is arranged between the two extension assemblies, the back of the sorting box (1) is provided with a driving assembly, the surface of the sorting box (1) is provided with two outlets (9), the surface of the sorting box (1) is fixedly connected with a collection frame (10), the inner wall of one of the outlets (9) is provided with a belt conveyor (11), the both sides of the sorting box (1) are provided with drying machines (12).

2. The seed sorter with drying function according to claim 1, characterized in that: The rotating assembly comprises a reciprocating screw rod (13) rotatably connected to one side of the inner wall of the sorting box (1), one end of the reciprocating screw rod (13) is fixedly connected with a rotating shaft (14), one end of the rotating shaft (14) is rotatably penetrated to the outside of the sorting box (1) and is sleeved with a belt pulley (15).

3. The seed sorter with drying function according to claim 1, characterized in that: The rotating assembly comprises a rotating rod (16) rotatably connected to one side of the inner wall of the convex mounting frame (3), the outside of the rotating rod (16) is sleeved with a plurality of worm gears (17), one end of the rotating rod (16) is fixedly connected with a driving gear (18).

4. The seed sorter with drying function according to claim 3, characterized in that: The engagement assembly comprises an engagement groove (19) formed in one side of the inner wall of the sorting box (1), the bottom of the inner wall of the engagement groove (19) is fixedly connected with a rack (20).

5. The seed sorter with drying function according to claim 4, characterized in that: One end of the rotating rod (16) is rotatably penetrated to the inside of the engagement groove (19), and the driving gear (18) is engaged with the rack (20).

6. The seed sorter with drying function according to claim 1, characterized in that: The extension assembly comprises an installation groove (21) formed in one side of the inner wall of the sorting box (1), the bottom of the inner wall of the installation groove (21) is fixedly connected with a spring (22), the top end of the spring (22) is fixedly connected with a connecting block (23).

7. The seed sorter with drying function according to claim 1, characterized in that: The driving assembly comprises a motor (24) mounted on the back of the sorting box (1) through a support, the outside of the output end of the motor (24) is sleeved with a belt pulley (25).

8. The seed sorter with drying function according to claim 7, characterized in that: The output end of the motor (24) is penetrated to the inside of the sorting box (1) and is fixedly connected with a driving rod (26), the outside of the driving rod (26) is sleeved with a cam (27).

Citation Information

Patent Citations

  • Seed classifier with drying function

    CN222306399U