CN220072310U - Seed sieving mechanism is used in soybean breeding - Google Patents

Abstract

The utility model provides a seed screening device for soybean breeding, which relates to the field of soybean breeding and comprises a seed screening device body; according to the utility model, the motor is arranged, so that the rotating rods drive the rotating blades connected with the connecting sleeve to disperse piled seeds, the seeds are prevented from being blocked, the screening effect of the seeds is improved, the first screening net is arranged, seeds smaller than 5mm pass through the meshes of the first screening net to fall on the second screening net, seeds larger than 5mm and impurity particles are screened and separated, the second screening net is arranged, seeds smaller than 4mm pass through the meshes to fall on the third screening net, seeds larger than 4mm and impurity particles are screened and separated, the third screening net is arranged, seeds smaller than 3mm pass through the meshes to fall in the drawing box to be collected, seeds larger than 3mm and impurity particles are screened and separated, multiple screening of seeds for soybean breeding is realized, the seeds can be screened more thoroughly, and the seeding is convenient.

Description

A seed screening device for soybean breeding

Technical field

The utility model relates to the technical field of soybean breeding, and in particular to a seed screening device for soybean breeding.

Background technique

Soybean breeding mainly includes seed sowing, introduction, systematic selection, hybrid breeding, aerospace breeding, and radiation breeding. Soybeans are a crop whose seeds are rich in plant protein. Soybeans are most commonly used to make various soy products, extract soybean oil, and brew soy sauce. and extract protein, so the seeds of soybean breeding are very important, so the seeds need to be screened during the soybean planting process.

For example, application number CN211678721U discloses "an automatic screening device for soybean seeds" and specifically discloses: including a box, a support frame, a power wire, a control panel, a button, a connection frame, a vibration motor, a spring, a screen, a soybean outlet, and impurities. Export, material control mechanism and paving mechanism, the automatic soybean seed screening device is equipped with a material control mechanism on the top of the box, and the stepper motor drives the eccentric wheel to rotate, so that the eccentric wheel drives the connecting piece to move, so that the connecting piece is in the first place. The connecting rod moves up and down reciprocally under the support of the connecting rod, so that the connecting piece drives the deflector to swing through the second connecting rod, causing the deflector to swing left and right to continuously introduce the materials in the feed frame into the box to prevent excessive feeding at a time. Leading to screening efficiency, however, in the above technology, the soybean seed automatic screening device only screens the seeds through the screen, but the soybean seeds carry more impurity particles and seeds with smaller or larger particle sizes, so the existing screening The device only performs one screening through the screen, and it is easy for the soybean seeds to still be mixed with impurity particles and seeds of different sizes, which makes the soybean seeds not clean enough and affects sowing. Therefore, the utility model proposes a seed screening for soybean breeding. device to solve the problems existing in the existing technology.

Utility model content

In view of the above problems, this utility model proposes a seed screening device for soybean breeding. The seed screening device for soybean breeding is equipped with a motor so that the rotating rod drives each rotating blade connected to the connecting sleeve to rotate, and the rotating blades disperse the accumulated seeds. Fall on the first screening net in the body of the seed screening device, thereby preventing seeds from being blocked or entering the body of the seed screening device together, increasing the screening effect of seeds, and setting the first screening net to allow seeds smaller than 5mm to pass through the first screening net. The mesh will fall on the second screening net, and the seeds and impurity particles larger than 5mm will be screened and separated. The second screening net will be set so that the seeds smaller than 4mm will fall through the mesh and fall on the third screening net. Seeds larger than 5mm will be screened and separated. Seeds and impurity particles of 4mm are screened and separated. A third screening net is set up so that seeds smaller than 3mm fall through the mesh and dropped into the pull-out box for collection. Seeds and impurity particles larger than 3mm are screened and separated to achieve Seeds for soybean breeding are screened multiple times so that the seeds can be screened more thoroughly and convenient for sowing.

In order to achieve the purpose of the utility model, the utility model is realized through the following technical solutions: a seed screening device for soybean breeding, including a seed screening device body, a feeding box is provided on the top of the seed screening device body, and the feeding box One side of the box is provided with a bearing, and one side of the feed box is provided with a motor. The output shaft of the motor is fixedly connected to a rotating rod through a coupling. The outer wall of the rotating rod is provided with a connecting sleeve. The connecting sleeve The outer wall of the sleeve is provided with rotating leaves, the inner wall of the seed screening device body is provided with a slide rail groove, the inner wall of the slide rail groove is provided with a slide rail block, and one side of the slide rail block is provided with a screening box. The inner wall of the screening box is provided with a first screening net, the inner wall of the seed screening device body is provided with a second screening net, the inner wall of the seed screening device body is provided with a third screening net, and the inner bottom of the seed screening device body is provided with a first screening net. A chute is provided on the wall, a slide block is provided on the inner wall of the chute, and a pull-out box is provided on the top of the slide block.

A dust suction pump body is provided on one side of the seed screening device body, a pull-out box is provided on the top of the dust suction pump body, and a dust suction pipe is provided on the bottom of the dust suction pump body. A conveying pipe is provided at the bottom, a collection box is provided at the bottom of the conveying pipe, and a slag discharge pipe is provided on one side of the collection box.

A further improvement is that the rotating rod forms a rotating structure through the bearing and the feeding box, and the rotating rod and the connecting sleeve are fixedly connected.

A further improvement is that the connection sleeve and the rotating blade are welded, and the rotating blade and the feeding box are nested.

A further improvement is that the slide rail block and the slide rail groove are slidingly connected, and the slide rail block and the screening box are fixedly connected.

A further improvement is that the screening box and the first screening net are connected in a nested manner, and the mesh of the first screening net is 5mm.

A further improvement is that the second screening net has a mesh opening of 4 mm, and the third screening net has a mesh opening of 3 mm.

A further improvement is that the slider and the slide groove are slidingly connected, and the slider and the pull-out box are fixedly connected.

The beneficial effects of the utility model are: by setting a motor, the utility model causes the rotating rod to drive each rotating blade connected to the connecting sleeve to rotate, and the rotating blades disperse the accumulated seeds and drop them onto the first screening net in the body of the seed screening device. , thereby preventing seeds from being blocked or entering the body of the seed screening device together and increasing the screening effect of seeds. The first screening net is set so that seeds smaller than 5mm pass through the mesh of the first screening net and fall onto the second screening net. For seeds larger than 5mm, Seeds and impurity particles of 5mm are screened and separated, and a second screening net is set so that seeds smaller than 4mm pass through the mesh and fall onto the third screening net. Seeds and impurity particles larger than 4mm are screened and separated. A third screening net is set. The screening net allows seeds smaller than 3mm to fall through the mesh and fall into the pull-out box for collection. Seeds larger than 3mm and impurity particles are screened and separated, realizing multiple screenings of seeds for soybean breeding, so that the seeds can The screening is more thorough, making it easier to use for sowing.

Description of drawings

Figure 1 is a schematic diagram of the front cross-sectional structure of the utility model;

Figure 2 is a side structural schematic diagram of the rotating blade of the present utility model;

Figure 3 is a schematic front view of the structure of the utility model;

Figure 4 is a schematic diagram of the three-dimensional structure of the screening box of the present invention;

Figure 5 is an enlarged view of position A in Figure 1 of the present invention.

In the picture: 1. Seed screening device body; 2. Feeding box; 3. Bearing; 4. Motor; 5. Rotating rod; 6. Connecting sleeve; 7. Rotating blade; 8. Slide rail groove; 9. Slide rail block ; 10. Screening box; 11. First screening screen; 12. Second screening screen; 13. Third screening screen; 14. Chute; 15. Slider; 16. Pull-out box; 17. Vacuum pump body; 18. Vacuum suction pipe; 19. Conveyor pipe; 20. Collection box; 21. Slag discharge pipe.

Detailed ways

In order to deepen the understanding of the present utility model, the present utility model will be further described in detail below with reference to examples. This embodiment is only used to explain the present utility model and does not constitute a limitation on the protection scope of the present utility model.

As shown in Figures 1-5, this embodiment proposes a seed screening device for soybean breeding, which includes a seed screening device body 1. A feeding box 2 is provided on the top of the seed screening device body 1. One side of the feeding box 2 A bearing 3 is provided, and a motor 4 is provided on one side of the feed box 2. The output shaft of the motor 4 is fixedly connected to a rotating rod 5 through a coupling. The outer wall of the rotating rod 5 is provided with a connecting sleeve 6, and the outer wall of the connecting sleeve 6 is provided with a bearing 3. There is a rotating blade 7. The inner wall of the seed screening device body 1 is provided with a slide rail groove 8. The inner wall of the slide rail groove 8 is provided with a slide rail block 9. One side of the slide rail block 9 is provided with a screening box 10. The inner wall of the screening box 10 A first screening net 11 is provided, a second screening net 12 is provided on the inner wall of the seed screening device body 1, a third screening net 13 is provided on the inner wall of the seed screening device body 1, and a sliding groove is provided on the inner bottom wall of the seed screening device body 1. The inner wall of the chute 14 is provided with a slider 15, and the top of the slider 15 is provided with a pull-out box 16.

A dust suction pump body 17 is provided on one side of the seed screening device body 1. A pull-out box 16 is provided at the top of the dust suction pump body 17. A dust suction pipe 18 is provided at the bottom of the dust suction pump body 17. The bottom of the dust suction pipe 18 is A conveying pipe 19 is provided, a collection box 20 is provided at the bottom of the conveying pipe 19, and a slag discharge pipe 21 is provided on one side of the collection box 20. When the device is in use, the seeds of soybean breeding by the staff are put into the feeding box 2, Start the motor 4, so that the output shaft of the motor 4 drives the rotating rod 5 to rotate in the feed box 2 through the bearing 3, so that the rotating rod 5 drives each rotating blade 7 connected to the connecting sleeve 6 to rotate, so that the rotating blade 7 will rotate the accumulated The seeds are scattered and dropped on the first screening screen 11 in the seed screening device body 1, thereby preventing the seeds from being blocked or entering the seed screening device body 1 together, and increasing the screening effect of the seeds. By setting the mesh of the first screening screen 11 5mm, let the seeds smaller than 5mm pass through the mesh of the first screening screen 11 and fall on the second screening screen 12, so that the first screening screen 11 screens and separates the seeds and impurity particles larger than 5mm, and then sets the third The mesh of the second screening net 12 is 5mm, so that the seeds that fall on the second screening net 12 are smaller than 4mm and fall through the mesh and fall on the third screening net 13, so that the second screening net 12 is larger than 4mm. The seeds and impurity particles are screened and separated. By setting the mesh of the third screening mesh 13 to 3mm, the seeds falling on the third screening mesh 13 and the seeds smaller than 3mm pass through the mesh and fall into the pull-out box 16. Collect, so that the third screening net 13 screens and separates seeds and impurity particles larger than 3mm. After the seed screening is completed, the pull-out box 16 is manually pulled outward, so that the pull-out box 16 drives the slider 15 in the chute. 14 slides outward in order to pour out the screened seeds for use, and then manually pull each screening box 10 outward in sequence, so that the screening box 10 slides outward in the slide rail groove 8 through the slide rail block 9, so that each screening box 10 is The screening box 10 is pulled out, and the seeds or impurity particles screened on each of the first screening net 11, the second screening net 12, and the third screening net 13 are poured out, thereby realizing multiple screenings of seeds for soybean breeding. The seeds can be screened more thoroughly, which is convenient for sowing. While screening the seeds, the dust suction pump body 17 is started, so that the dust suction pipe 18 and the conveying pipe 19 transport the dust in the seed screening device body 1 to the collection box 20. The slag discharge pipe 21 is used for discharge to increase the quality of seed screening.

The rotating rod 5 forms a rotating structure with the feed box 2 through the bearing 3. The rotating rod 5 and the connecting sleeve 6 are fixedly connected. By starting the motor 4, the output shaft of the motor 4 drives the rotating rod 5 through the bearing 3 in the feed box. Turn within 2 seconds.

There is a welded connection between the connecting sleeve 6 and the rotating blade 7, and a nested connection between the rotating blade 7 and the feed box 2. The rotating rod 5 drives each rotating blade 7 connected to the connecting sleeve 6 to rotate, so that the rotating blade 7 will The accumulated seeds are scattered and dropped on the first screening net 11 in the body 1 of the seed screening device.

There is a sliding connection between the slide rail block 9 and the slide rail groove 8, and a fixed connection between the slide rail block 9 and the screening box 10. Each screening box 10 is manually pulled outwards in turn, so that the screening box 10 passes through the slide rail block 9 Slide outward in the slide rail groove 8 to pull out each screening box 10 .

There is a nested connection between the screening box 10 and the first screening screen 11. The mesh opening of the first screening screen 11 is 5mm. By setting the mesh opening of the first screening screen 11 to 5mm, seeds smaller than 5mm can pass through the first screening screen 11. The mesh of the screening screen 11 falls on the second screening screen 12 .

The mesh opening of the second screening screen 12 is 4mm, and the mesh opening of the third screening screen 13 is 3mm. By setting the mesh opening of the second screening screen 12 to 5mm, the seeds falling on the second screening screen 12 are smaller than The 4mm seeds pass through the mesh and fall on the third screening screen 13, so that the second screening screen 12 screens and separates the seeds and impurity particles larger than 4mm.

There is a sliding connection between the slider 15 and the chute 14, and a fixed connection between the slider 15 and the pull-out box 16. Each screening box 10 is pulled outward manually, so that the screening box 10 slides through the slide rail block 9. The rail groove 8 slides outward to pull out each screening box 10 .

When the soybean breeding seed screening device is in use, the staff puts the soybean breeding seeds into the feed box 2 and starts the motor 4 so that the output shaft of the motor 4 drives the rotating rod 5 to rotate in the feed box 2 through the bearing 3 , so that the rotating rod 5 drives each rotating blade 7 connected to the connecting sleeve 6 to rotate, so that the rotating blade 7 disperses the accumulated seeds and drops them on the first screening mesh 11 in the seed screening device body 1, thereby avoiding seed clogging or Enter the seed screening device body 1 together to increase the screening effect of seeds. By setting the mesh of the first screening mesh 11 to 5mm, seeds smaller than 5mm can pass through the mesh of the first screening mesh 11 and fall into the second screening mesh. 12, so that the first screening screen 11 screens and separates seeds and impurity particles larger than 5mm, and then sets the mesh opening of the second screening screen 12 to 5mm, so that the seeds falling on the second screening screen 12 are smaller than 4mm. The seeds pass through the mesh and fall on the third screening screen 13, so that the second screening screen 12 screens and separates seeds and impurity particles larger than 4mm. By setting the mesh of the third screening screen 13 to 3mm, the falling The seeds on the third screening net 13 that are smaller than 3mm pass through the mesh and fall into the pull-out box 16 for collection, so that the third screening net 13 screens and separates the seeds that are larger than 3mm and impurity particles, screening the seeds. After completion, manually pull the pull-out box 16 outward, so that the pull-out box 16 drives the slider 15 to slide outward in the chute 14, thereby pouring out the screened seeds for use, and then manually remove each screening box 10 in turn. Pull outward to make the screening box 10 slide outward in the slide rail groove 8 through the slide rail block 9, thereby pulling out each screening box 10 and removing each first screening net 11, second screening net 12, and third screening net 13. The seeds or impurity particles screened above are poured out, thereby realizing multiple screenings of seeds for soybean breeding, so that the seeds can be screened more thoroughly and convenient for sowing. While screening the seeds, the vacuum pump body 17 is started, so that The dust suction pipe 18 and the conveying pipe 19 transport the dust in the seed screening device body 1 to the collection box 20 and discharge it through the slag discharge pipe 21, thereby increasing the quality of seed screening.

The basic principles, main features and advantages of the present utility model are shown and described above. Those skilled in the industry should understand that the present utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model can be There will also be various changes and improvements in the new model, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. Seed sieving mechanism is used in soybean breeding, its characterized in that: the seed screening device comprises a seed screening device body (1), a feeding box (2) is arranged at the top of the seed screening device body (1), a bearing (3) is arranged on one side of the feeding box (2), a motor (4) is arranged on one side of the feeding box (2), an output shaft of the motor (4) is fixedly connected with a rotating rod (5) through a coupling, a connecting sleeve (6) is arranged on the outer wall of the rotating rod (5), a rotating blade (7) is arranged on the outer wall of the connecting sleeve (6), a sliding rail groove (8) is formed in the inner wall of the seed screening device body (1), a sliding rail block (9) is arranged on the inner wall of the sliding rail groove (8), a screening box (10) is arranged on one side of the sliding rail block (9), a first screening net (11) is arranged on the inner wall of the screening box (10), a second screening net (12) is arranged on the inner wall of the seed screening device body (1), a third screening net (13) is arranged on the inner wall of the seed screening device body (1), a sliding groove (14) is formed in the inner bottom wall of the seed screening device body (1), and a sliding block (16) is arranged on the top of the sliding block (15).

One side of seed sieving mechanism body (1) is provided with dust absorption pump body (17), the top of dust absorption pump body (17) is provided with pull box (16), the bottom of dust absorption pump body (17) is provided with dust absorption pipe (18), the bottom of dust absorption pipe (18) is provided with conveyer pipe (19), the bottom of conveyer pipe (19) is provided with collecting box (20), one side of collecting box (20) is provided with scum pipe (21).

2. The seed screening device for soybean breeding according to claim 1, wherein: the rotary rod (5) and the feeding box (2) form a rotary structure through the bearing (3), and the rotary rod (5) is fixedly connected with the connecting sleeve (6).

3. The seed screening device for soybean breeding according to claim 1, wherein: the connecting sleeve (6) is welded with the rotary blade (7), and the rotary blade (7) is nested with the feeding box (2).

4. The seed screening device for soybean breeding according to claim 1, wherein: the sliding rail block (9) is in sliding connection with the sliding rail groove (8), and the sliding rail block (9) is in fixed connection with the screening box (10).

5. The seed screening device for soybean breeding according to claim 1, wherein: the screening box (10) is connected with the first screening net (11) in a nested mode, and the mesh holes formed in the first screening net (11) are 5mm.

6. The seed screening device for soybean breeding according to claim 1, wherein: the mesh that second screening net (12) set up is 4mm, the mesh that third screening net (13) set up is 3mm.

7. The seed screening device for soybean breeding according to claim 1, wherein: the sliding block (15) is in sliding connection with the sliding groove (14), and the sliding block (15) is fixedly connected with the drawing box (16).