Screening device for primary processing of agricultural products

Abstract

The screening device for the primary processing of the agricultural products comprises a working box, a through opening is formed in the left side of the working box, and a sealing box door is arranged on the left side of the working box. An operator puts wheat into the working box, then a proper amount of water is added into the working box, then the operator starts the first motor to rotate to drive the stirring rod to rotate, then the wheat at the bottom of the inner wall of the working box is stirred, wheat bran in the wheat and unqualified wheat can float on the water surface at the moment, and the wheat bran and the unqualified wheat can float on the water surface. Then an operator starts a second electric cylinder to contract and starts a conveying pump at the same time, so that a material pumping pipe moves downwards, water in a working box and wheat bran floating on the water surface are pumped, then the operator opens a sealing box door, then a first electric cylinder is started to extend, and a push plate is driven to move leftwards; and qualified wheat at the bottom of the inner wall of the working box is pushed out of the working box, and the device has the advantage of being high in screening efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of primary processing of agricultural products, in particular to a screening device for primary processing of agricultural products. Background Art

[0002] Agricultural products are items produced in agriculture, such as sorghum, rice, peanuts, corn, wheat, and local specialties of various regions. The state stipulates that primary agricultural products refer to plants, animals and their products obtained from agricultural activities, excluding processed products.

[0003] During processing, the wheat needs to be screened to remove the bran or unqualified wheat in the wheat. The existing method often involves manually putting the wheat into a pool of water and then stirring the wheat in the pool so that the bran or unqualified wheat floats on the water surface. The floating bran or unqualified wheat is then collected manually. This process requires a lot of manpower and time, which makes it inconvenient to screen the wheat. Therefore, it is necessary to design and modify the screening device for primary processing of agricultural products to effectively prevent the inconvenience of screening and low screening efficiency. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a screening device for the primary processing of agricultural products, which has the advantage of high screening efficiency and solves the problem that the existing method often adopts manual placement of wheat into a water pool, and then stirs the wheat in the water pool so that the wheat bran or unqualified wheat floats on the water surface, and then manually collects the floating wheat bran or unqualified wheat. This process requires a lot of manpower and time, which leads to the inconvenience of screening wheat.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screening device for primary processing of agricultural products, comprising a working box, a through opening is opened on the left side of the working box, a sealed box door is arranged on the left side of the working box, a first electric cylinder is fixedly connected to the right side of the working box, a push plate is movably connected inside the working box, an output end of the first electric cylinder extends to the interior of the working box and is fixedly connected to the push plate, a first motor is fixedly connected to the left side of the push plate, a stirring rod is fixedly connected to the output end of the first motor, a bottom plate is fixedly connected to the bottom of the working box, a conveying pump is fixedly connected to the left side of the working box, a second electric cylinder is fixedly connected to the back side of the working box, a pumping pipe is fixedly connected to the top of the second electric cylinder through a connecting frame, a feed port of the conveying pump and the pumping pipe are connected by a pipeline, and a protective cover is fixedly connected to the surface of the first motor.

[0006] As a preferred embodiment of the utility model, the front and rear sides of the top of the working box are fixedly connected to a driving box, the interior of the driving box is movably connected with a threaded rod, the surface of the threaded rod is threadedly connected with a movable frame, the surface of the movable frame is fixedly connected with a filter plate, the filter plate is movably connected to the working box, the right side of the threaded rod is fixedly connected to a driven wheel, the right side of the working box is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a driving wheel, and the driving wheel and the driven wheel are connected by a synchronous belt transmission.

[0007] As a preferred embodiment of the utility model, a protective cover is movably connected to the right side of the working box, the front and rear sides of the bottom of the protective cover are fixedly connected to mounting blocks, the surface of the mounting block is movably connected to a first bolt, the first bolt is threadedly connected to the working box, and the second motor, driving wheel and driven wheel are all located inside the protective cover.

[0008] As a preferred embodiment of the utility model, a protective cover is movably connected to the right side of the working box, the front and rear sides of the bottom of the protective cover are fixedly connected to mounting blocks, the surface of the mounting block is movably connected to a first bolt, the first bolt is threadedly connected to the working box, and the second motor, driving wheel and driven wheel are all located inside the protective cover.

[0009] As a preferred embodiment of the utility model, a limiting groove is provided on the top of the bottom plate, and a drawer is movably connected inside the limiting groove, and universal wheels are fixedly connected around the bottom of the drawer, and the universal wheels are movably connected to the limiting groove.

[0010] As a preferred embodiment of the utility model, the left side of the working box is fixedly connected to an air bin via a bracket, the top of the air bin is fixedly connected to a dustproof net, and the interior of the air bin is fixedly connected to a fan.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model adopts the method that the operator puts the wheat into the working box, and then adds a proper amount of water into the working box, and then the operator starts the first motor to rotate to drive the stirring rod to rotate, and then stirs the wheat at the bottom of the inner wall of the working box. At this time, the bran in the wheat and unqualified wheat will float on the water surface, and then the operator starts the second electric cylinder to contract, and starts the conveying pump at the same time to move the suction pipe downward, and then the water in the working box and the bran floating on the water surface are extracted, and then the operator opens the sealed box door, and then starts the first electric cylinder to extend, and then drives the push plate to move to the left, and then pushes the qualified wheat at the bottom of the inner wall of the working box out of the working box. The device has the advantage of high screening efficiency.

[0013] 2. The utility model is provided with a driving box, a threaded rod, a movable frame, a filter plate, a driven wheel, a second motor and a driving wheel. The operator can start the second motor to rotate and drive the driving wheel to rotate, thereby driving the driven wheel to rotate, so that the threaded rod rotates, and then drives the movable frame and the filter plate to move to the left side. Under the action of the filter plate, the wheat bran or unqualified wheat floating on the water surface is pushed to the left side inside the working box, thereby facilitating extraction by the extraction pipe. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a front cross-sectional schematic diagram of the working box structure of the utility model;

[0016] Figure 3 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0017] Figure 4 For this utility model Figure 1 Enlarged schematic diagram of the structure at point B in the middle.

[0018] In the figure: 1. working box; 2. opening; 3. sealed box door; 4. first electric cylinder; 5. push plate; 6. first motor; 7. stirring rod; 8. conveying pump; 9. second electric cylinder; 10. extraction pipe; 11. bottom plate; 12. driving box; 13. threaded rod; 14. movable frame; 15. filter plate; 16. driven wheel; 17. second motor; 18. driving wheel; 19. wind bin; 20. dustproof net; 21. supporting column; 22. movable column; 23. second bolt; 24. limiting groove; 25. drawer; 26. protective cover. DETAILED DESCRIPTION

[0019] 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.

[0020] like Figures 1 to 4As shown, a screening device for primary processing of agricultural products comprises a working box 1, a through opening 2 is opened on the left side of the working box 1, a sealed box door 3 is arranged on the left side of the working box 1, a first electric cylinder 4 is fixedly connected to the right side of the working box 1, a push plate 5 is movably connected inside the working box 1, an output end of the first electric cylinder 4 extends to the inside of the working box 1 and is fixedly connected to the push plate 5, a first motor 6 is fixedly connected to the left side of the push plate 5, a stirring rod 7 is fixedly connected to the output end of the first motor 6, a bottom plate 11 is fixedly connected to the bottom of the working box 1, a conveying pump 8 is fixedly connected to the left side of the working box 1, a second electric cylinder 9 is fixedly connected to the back side of the working box 1, a pumping pipe 10 is fixedly connected to the top of the second electric cylinder 9 through a connecting frame, a feed inlet of the conveying pump 8 is connected to the pumping pipe 10 through a pipeline, and a protective cover is fixedly connected to the surface of the first motor 6.

[0021] refer to Figure 1 and Figure 2 The front and rear sides of the top of the working box 1 are fixedly connected to a driving box 12, a threaded rod 13 is movably connected inside the driving box 12, a movable frame 14 is threadedly connected to the surface of the threaded rod 13, a filter plate 15 is fixedly connected to the surface of the movable frame 14, the filter plate 15 is movably connected to the working box 1, a driven wheel 16 is fixedly connected to the right side of the threaded rod 13, a second motor 17 is fixedly connected to the right side of the working box 1, a driving wheel 18 is fixedly connected to the output end of the second motor 17, and the driving wheel 18 and the driven wheel 16 are connected through a synchronous belt transmission.

[0022] As a technical optimization scheme of the utility model, through the arrangement of the drive box 12, the threaded rod 13, the movable frame 14, the filter plate 15, the driven wheel 16, the second motor 17 and the driving wheel 18, the operator can start the second motor 17 to rotate and drive the driving wheel 18 to rotate, thereby driving the driven wheel 16 to rotate, so that the threaded rod 13 rotates, and then drives the movable frame 14 and the filter plate 15 to move to the left side. Under the action of the filter plate 15, the bran or unqualified wheat floating on the water surface is pushed to the left side of the inside of the working box 1, so as to facilitate the extraction of the extraction pipe 10.

[0023] refer to Figure 1 A protective cover 26 is movably connected to the right side of the working box 1, and mounting blocks are fixedly connected to the front and rear sides of the bottom of the protective cover 26. A first bolt is movably connected to the surface of the mounting block, and the first bolt is threadedly connected to the working box 1. The second motor 17, the driving wheel 18 and the driven wheel 16 are all located inside the protective cover 26.

[0024] As a technical optimization solution of the utility model, through the setting of the protective cover 26, the mounting block and the first bolt, the protective cover 26 can prevent the operator from being injured by accidentally touching the second motor 17, the driving wheel 18 or the driven wheel 16. Through the setting of the mounting block and the first bolt, it is convenient for the operator to disassemble and assemble the protective cover 26, and then maintain the second motor 17.

[0025] refer to Figure 1 and Figure 4 A protective cover 26 is movably connected to the right side of the working box 1, and mounting blocks are fixedly connected to the front and rear sides of the bottom of the protective cover 26. A first bolt is movably connected to the surface of the mounting block, and the first bolt is threadedly connected to the working box 1. The second motor 17, the driving wheel 18 and the driven wheel 16 are all located inside the protective cover 26.

[0026] As a technical optimization solution of the utility model, through the setting of the support column 21, the movable column 22, the slot and the second bolt 23, the operator can adjust the height of the movable column 22, and then adjust the height of the working box 1, and then the operator rotates the second bolt 23 to move the second bolt 23 to the side close to the movable column 22 until the second bolt 23 is movably connected with the slot, thereby limiting the movable column 22.

[0027] refer to Figure 1 A limiting groove 24 is provided on the top of the bottom plate 11 , and a drawer 25 is movably connected inside the limiting groove 24 , and universal wheels are fixedly connected around the bottom of the drawer 25 , and the universal wheels are movably connected to the limiting groove 24 .

[0028] As a technical optimization solution of the utility model, through the setting of the limit groove 24, the drawer 25 and the universal wheel, the operator can slide the drawer 25 into the limit groove 24, and then position the drawer 25. The drawer 25 can collect the screened wheat. Through the setting of the universal wheel, the operator can move the drawer 25 conveniently.

[0029] refer to Figure 1 and Figure 3 The left side of the working box 1 is fixedly connected with an air bin 19 through a bracket, the top of the air bin 19 is fixedly connected with a dustproof net 20, and the interior of the air bin 19 is fixedly connected with a fan.

[0030] As a technical optimization solution of the utility model, through the setting of the wind bin 19, the dust net 20 and the fan, the operator can start the fan to make the wind bin 19 blow out air flow, and then blow away the wheat accumulated on the surface of the stirring rod 7, so that the wheat accumulated on the surface of the stirring rod 7 falls into the drawer 25.

[0031] The working principle and use process of the utility model are as follows: when in use, the operator puts the wheat into the working box 1, and then adds a proper amount of water into the working box 1, and then the operator starts the first motor 6 to rotate to drive the stirring rod 7 to rotate, and then stirs the wheat at the bottom of the inner wall of the working box 1. At this time, the bran in the wheat and unqualified wheat will float on the water surface, and then the operator starts the second electric cylinder 9 to contract, and at the same time starts the delivery pump 8, so that the extraction pipe 10 moves downward, and then the water in the working box 1 and the bran floating on the water surface are extracted, and then the operator opens the sealed box door 3, and then starts the first electric cylinder 4 to extend, and then drives the push plate 5 to move to the left, and then pushes the qualified wheat at the bottom of the inner wall of the working box 1 out of the working box 1;

[0032] The qualified wheat falls into the drawer 25 , and at the same time, the fan is started to blow the wheat accumulated on the surface of the stirring rod 7 into the drawer 25 .

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A screening device for primary processing of agricultural products, comprising a working box (1), characterized in that: The working box (1) is provided with a through opening (2) on the left side, and a sealed box door (3) is provided on the left side of the working box (1). The working box (1) is fixedly connected to a first electric cylinder (4) on the right side, and a push plate (5) is movably connected inside the working box (1). The output end of the first electric cylinder (4) extends into the interior of the working box (1) and is fixedly connected to the push plate (5). The push plate (5) is fixedly connected to a first motor (6) on the left side, and a stirring rod (7) is fixedly connected to the output end of the first motor (6). The bottom of the working box (1) is fixedly connected to a bottom plate (11), and the left side of the working box (1) is fixedly connected to a conveying pump (8). The back of the working box (1) is fixedly connected to a second electric cylinder (9), and the top of the second electric cylinder (9) is fixedly connected to a pumping pipe (10) via a connecting frame.

2. A screening device for primary processing of agricultural products according to claim 1, characterized in that: The front and rear sides of the top of the working box (1) are both fixedly connected to a driving box (12); a threaded rod (13) is movably connected inside the driving box (12); a movable frame (14) is threadedly connected to the surface of the threaded rod (13); a filter plate (15) is fixedly connected to the surface of the movable frame (14); the filter plate (15) is movably connected to the working box (1); a driven wheel (16) is fixedly connected to the right side of the threaded rod (13); a second motor (17) is fixedly connected to the right side of the working box (1); and a driving wheel (18) is fixedly connected to the output end of the second motor (17).

3. A screening device for primary processing of agricultural products according to claim 2, characterized in that: The right side of the working box (1) is movably connected to a protective cover (26), the front and rear sides of the bottom of the protective cover (26) are fixedly connected to mounting blocks, the surface of the mounting block is movably connected to a first bolt, and the first bolt is threadedly connected to the working box (1).

4. The screening device for primary processing of agricultural products according to claim 1, characterized in that: The top of the bottom plate (11) is fixedly connected to support columns (21) on all sides, the support columns (21) are movably connected to movable columns (22) inside, the movable columns (22) are fixedly connected to the working box (1), a slot is provided on the surface of the movable columns (22), and the support columns (21) are internally threadedly connected to second bolts (23).

5. The screening device for primary processing of agricultural products according to claim 1, characterized in that: A limiting groove (24) is provided on the top of the bottom plate (11), and a drawer (25) is movably connected inside the limiting groove (24), and universal wheels are fixedly connected around the bottom of the drawer (25).

6. The screening device for primary processing of agricultural products according to claim 1, characterized in that: The left side of the working box (1) is fixedly connected to an air bin (19) via a bracket, the top of the air bin (19) is fixedly connected to a dust screen (20), and the interior of the air bin (19) is fixedly connected to a fan.

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