Classification device for grain inspection

Abstract

The utility model discloses a classification device for grain inspection, which comprises an outer box and a preparation mechanism installed on one side of the outer box, the preparation mechanism comprises a braking assembly and a pushing assembly, and the braking assembly comprises a fixing plate, a motor, a first rotating shaft, a sector gear, an annular rack and a connecting frame; the classification device with the grain inspection function is provided with a sector gear and an annular rack, a first rotating shaft and the sector gear can be driven to rotate through starting of a motor, and through a meshing structure of the sector gear and the annular rack, the annular rack can move in a reciprocating mode through rotation of the sector gear; and the pushing bin is indirectly driven to move in a reciprocating manner, and the movement of the pushing bin can push the grains separated by the first separating net to the next separating net, so that rapid separating can be achieved, and the problems that the speed of a classifying device is low in the classifying process, and time and labor are wasted due to the fact that the classifying device is low in classifying speed when a large number of grains are classified are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of grain inspection, in particular to a classification device for grain inspection. Background Art

[0002] A grain sampler is a commonly used inspection tool that can fully mix and evenly separate the sampled grain and oilseed particles. In order to ensure food safety and grasp the quality of grain, grain is sampled and inspected several times every year. After sampling and before testing, samples need to be separated and prepared for testing. The uniformity of the sampling directly affects the accuracy of the test results.

[0003] The classification devices on the market are slow in the classification process, and when classifying a large amount of grain, the classification is slow, resulting in time-consuming and labor-intensive. Therefore, a classification device for grain inspection is needed. Utility Model Content

[0004] The purpose of the utility model is to provide a classification device for grain inspection, which solves the problems that the classification device in the prior art is slow in the classification process and is time-consuming and labor-intensive when classifying a large amount of grain.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a classification device for grain inspection, comprising an outer box and a preparation mechanism installed on one side of the outer box, wherein the preparation mechanism comprises a brake assembly and a push assembly;

[0006] The preparation assembly includes a fixed plate, a motor, a first rotating shaft, a sector gear, an annular rack, a connecting frame, a pushing bin and a limiting groove, the side wall of the outer box is installed with a fixed plate, the other side of the fixed plate is installed with a motor, one end of the motor is installed with a first rotating shaft, the other end of the first rotating shaft is installed with a sector gear, the outer side of the sector gear is installed with an annular rack, the outer side wall of the annular rack is installed with a connecting frame, the other end of the connecting frame is installed with a pushing bin, and a limiting groove is installed at the connection between the connecting frame and the fixed plate;

[0007] The pushing assembly includes a feed bin, an inclined feed chute and a discharge port. The feed bin is installed at the top of the outer box, the inclined feed chute is installed at the lower side of the feed bin, and the discharge port is installed at the bottom of the outer box.

[0008] Preferably, a first slide rail is installed on the inner wall of the outer box, a first slider is installed on the inner side of the first slide rail, a hollow plate is installed above the first slider, a hand handle is installed at one end of the hollow plate, a slot is installed on the upper surface of the hollow plate, a dividing net is installed on the inner side of the slot, a second slide rail is installed inside the hollow plate, a second slider is installed on the inner side of the second slide rail, a connecting plate is installed on one side of the connecting plate, a snap-fit ​​plate is installed on one side of the connecting plate, a snap-fit ​​groove is installed on the outer side of the snap-fit ​​plate, a bearing is installed on the other side wall of the connecting plate, a threaded column is installed on the inner side of the bearing, a hand handle is installed on the other end of the threaded column, and a threaded groove is installed at the connection between the hollow plate and the threaded column.

[0009] Preferably, the sector gear and the first rotating shaft form a rotating structure through the operation of the motor, and the sector gear and the annular rack form an engaging structure, and the annular rack forms a fixed structure through the connecting frame and the pushing bin, and the connecting frame forms a sliding structure through the limiting groove and the fixed plate.

[0010] Preferably, the outer contour of the pushing bin is matched with the inner contour of the outer box.

[0011] Preferably, the hollow plate forms a sliding structure with the outer box through the first slide rail and the first slide block, and the hollow plate and the hand handle form a fixed structure, and the hollow plate forms a clamping structure with the material distribution net through the clamping groove.

[0012] Preferably, the threaded column is threadedly connected to the hollow plate through a threaded groove, and the threaded column forms a rotating structure with the connecting plate through a bearing, and the connecting plate forms a sliding structure with the hollow plate through a second slide rail and a second slider, and the connecting plate forms a clamping structure with the material distribution net through a clamping plate and a clamping groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The classification device for grain inspection is provided with a sector gear and an annular rack. By turning on the motor, the first rotating shaft and the sector gear can be driven to rotate. After passing through the meshing structure of the sector gear and the annular rack, the rotation of the sector gear can make the annular rack reciprocate, indirectly driving the push bin to reciprocate, and the movement of the push bin can push the grain separated by the first material separation net to the next material separation net, so as to achieve fast material separation, avoiding the classification device in the classification process, the speed is slow, and when a large amount of grain is classified, the classification is slow, resulting in time and effort;

[0015] 2. The classification device for grain inspection is provided with a first slide rail and a first slider, through which the hollow plate can be slid out, and then the hand handle is rotated by external force to drive the threaded column to rotate, and the threaded column and the threaded groove are threadedly connected, and the rotation of the threaded column can move it, and indirectly drive the clamping plate to move, which is convenient for installing and disassembling the dividing net, or replacing the dividing net, and can be replaced according to needs, making the device more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a classification device for grain inspection proposed by the utility model;

[0017] Figure 2 This is a cross-sectional structural diagram of a classification device for grain inspection proposed by the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the top view of a classification device for grain inspection.

[0019] In the figure: 1. outer box; 2. fixed plate; 3. motor; 4. first rotating shaft; 5. sector gear; 6. ring rack; 7. connecting frame; 8. pushing bin; 9. limiting groove; 10. feeding bin; 11. inclined discharge chute; 12. discharge port; 13. first slide rail; 14. first slider; 15. hollow plate; 16. hand handle; 17. slot; 18. material dividing net; 19. second slide rail; 20. second slider; 21. connecting plate; 22. engaging plate; 23. engaging slot; 24. bearing; 25. threaded column; 26. hand handle; 27. threaded slot. DETAILED DESCRIPTION

[0020] 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.

[0021] Example 1

[0022] like Figure 1 and Figure 2 As shown, a classification device for grain inspection in the figure includes an outer box 1 and a preparation mechanism installed on one side of the outer box 1, and the preparation mechanism includes a braking component and a pushing component;

[0023] The preparation assembly includes a fixed plate 2, a motor 3, a first rotating shaft 4, a sector gear 5, an annular rack 6, a connecting frame 7, a pushing bin 8 and a limiting groove 9. The side wall of the outer box 1 is installed with the fixed plate 2, the other side of the fixed plate 2 is installed with the motor 3, one end of the motor 3 is installed with the first rotating shaft 4, the other end of the first rotating shaft 4 is installed with the sector gear 5, the outer side of the sector gear 5 is installed with an annular rack 6, the outer side wall of the annular rack 6 is installed with the connecting frame 7, the other end of the connecting frame 7 is installed with the pushing bin 8, and the limiting groove 9 is installed at the connection between the connecting frame 7 and the fixed plate 2;

[0024] The pushing assembly includes a feed bin 10 , an inclined feed chute 11 and a discharge port 12 . The feed bin 10 is installed at the top of the outer box 1 , the inclined feed chute 11 is installed at the lower side of the feed bin 10 , and the discharge port 12 is installed at the bottom of the outer box 1 .

[0025] The sector gear 5 and the first rotating shaft 4 form a rotating structure through the operation of the motor 3, and the sector gear 5 and the annular rack 6 form an engaging structure, and the annular rack 6 forms a fixed structure with the pushing bin 8 through the connecting frame 7, and the connecting frame 7 forms a sliding structure with the fixed plate 2 through the limiting groove 9. By turning on the motor 3, the first rotating shaft 4 and the sector gear 5 can be driven to rotate. After passing through the engaging structure between the sector gear 5 and the annular rack 6, the rotation of the sector gear 5 can make the annular rack 6 reciprocate, indirectly driving the pushing bin 8 to reciprocate.

[0026] The outer contour of the pushing bin 8 is matched with the inner contour of the outer box 1. The grain for grain inspection is first poured into the feeding bin 10. The grain inside the feeding bin 10 will pass through the inclined discharge chute 11 and directly fall onto the first dividing net 18 for dividing. Moreover, the movement of the pushing bin 8 can push the grain separated by the first dividing net 18 to the next dividing net 18, thereby achieving rapid dividing.

[0027] Example 2

[0028] like Figure 1 , Figure 2 and Figure 3As shown, this embodiment further illustrates Example 1, a first slide rail 13 is installed on the inner wall of the outer box 1, a first slider 14 is installed on the inner side of the first slide rail 13, a hollow plate 15 is installed above the first slider 14, a hand handle 16 is installed at one end of the hollow plate 15, a card slot 17 is installed on the upper surface of the hollow plate 15, a material dividing net 18 is installed on the inner side of the card slot 17, a second slide rail 19 is installed inside the hollow plate 15, a second slider 20 is installed on the inner side of the second slide rail 19, a connecting plate 21 is installed on one side of the second slider 20, a snap-fit ​​plate 22 is installed on one side of the connecting plate 21, a snap-fit ​​groove 23 is installed on the outer side of the snap-fit ​​plate 22, a bearing 24 is installed on the other side wall of the connecting plate 21, a threaded column 25 is installed on the inner side of the bearing 24, a hand handle 26 is installed on the other end of the threaded column 25, and a threaded groove 27 is installed at the connection between the hollow plate 15 and the threaded column 25.

[0029] The hollow plate 15 forms a sliding structure with the outer box 1 through the first slide rail 13 and the first slider 14, and the hollow plate 15 and the hand handle 16 form a fixed structure, and the hollow plate 15 forms a locking structure with the material dividing net 18 through the card slot 17. By pulling the hand handle 16 with external force, the hollow plate 15 can be slid out through the first slide rail 13 and the first slider 14.

[0030] The threaded column 25 is threadedly connected to the hollow plate 15 through the threaded groove 27, and the threaded column 25 forms a rotating structure with the connecting plate 21 through the bearing 24, and the connecting plate 21 forms a sliding structure with the hollow plate 15 through the second slide rail 19 and the second slider 20, and the connecting plate 21 forms a clamping structure with the dividing net 18 through the clamping plate 22 and the clamping groove 23. By rotating the hand handle 26 with external force, the threaded column 25 can be driven to rotate. Through the threaded connection between the threaded column 25 and the threaded groove 27, the rotation of the threaded column 25 can make it move, indirectly driving the clamping plate 22 to move, which is convenient for installing and disassembling the dividing net 18, or replacing the dividing net 18.

[0031] Working principle: First, the staff needs to pour the grain for grain inspection into the feed bin 10. The grain inside the feed bin 10 will pass through the inclined discharge chute 11 and directly fall into the first material distribution net 18 for material distribution. Secondly, by turning on the motor 3, the first rotating shaft 4 and the fan gear 5 can be driven to rotate. After passing through the meshing structure of the fan gear 5 and the annular rack 6, the rotation of the fan gear 5 can make the annular rack 6 reciprocate, indirectly driving the push bin 8 to reciprocate, and the movement of the push bin 8 can make the first material distribution net 18 The separated grain is pushed to the next dividing net 18, so as to achieve quick dividing. Then, by pulling the hand handle 16 with external force, the hollow plate 15 can be slid out through the first slide rail 13 and the first slider 14. By turning the hand handle 26 with external force, the threaded column 25 can be driven to rotate. Through the threaded connection between the threaded column 25 and the threaded groove 27, the rotation of the threaded column 25 can make it move, and indirectly drive the clamping plate 22 to move, which is convenient for installing and disassembling the dividing net 18, or replacing the dividing net 18 according to needs.

[0032] 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.

[0033] 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 classification device for grain inspection, comprising an outer box (1) and a preparation mechanism installed on one side of the outer box (1), characterized in that: The preparation mechanism includes a braking component and a pushing component; The brake assembly comprises a fixed plate (2), a motor (3), a first rotating shaft (4), a sector gear (5), an annular rack (6), a connecting frame (7), a pushing bin (8) and a limiting groove (9); the side wall of the outer box (1) is provided with a fixed plate (2); the other side of the fixed plate (2) is provided with a motor (3); one end of the motor (3) is provided with a first rotating shaft (4); the other end of the first rotating shaft (4) is provided with a sector gear (5); the outer side of the sector gear (5) is provided with an annular rack (6); the outer side wall of the annular rack (6) is provided with a connecting frame (7); the other end of the connecting frame (7) is provided with a pushing bin (8); and the limiting groove (9) is provided at the connection between the connecting frame (7) and the fixed plate (2); The pushing assembly comprises a feed bin (10), an inclined feed chute (11) and a discharge port (12); the feed bin (10) is installed at the top of the outer box (1), the inclined feed chute (11) is installed at the bottom of the feed bin (10), and the discharge port (12) is installed at the bottom of the outer box (1).

2. A classification device for grain inspection according to claim 1, characterized in that: The inner wall of the outer box (1) is installed with a first slide rail (13), the inner side of the first slide rail (13) is installed with a first slider (14), a hollow plate (15) is installed above the first slider (14), one end of the hollow plate (15) is installed with a hand handle (16), the upper surface of the hollow plate (15) is installed with a slot (17), the inner side of the slot (17) is installed with a material distribution net (18), the interior of the hollow plate (15) is installed with a second slide rail (19), the inner side of the second slide rail (19) is installed with a second material distribution net (18), and the inner side of the second slide rail (19) is installed with a second material distribution net (18). A second slider (20), wherein a connecting plate (21) is installed on one side of the second slider (20), a clamping plate (22) is installed on one side of the connecting plate (21), a clamping groove (23) is installed on the outer side of the clamping plate (22), a bearing (24) is installed on the other side wall of the connecting plate (21), a threaded column (25) is installed on the inner side of the bearing (24), a hand handle (26) is installed on the other end of the threaded column (25), and a threaded groove (27) is installed at the connection between the hollow plate (15) and the threaded column (25).

3. A classification device for grain inspection according to claim 1, characterized in that: The sector gear (5) and the first rotating shaft (4) form a rotating structure through the operation of the motor (3), and the sector gear (5) and the annular rack (6) form an engaging structure, and the annular rack (6) forms a fixed structure through the connecting frame (7) and the pushing bin (8), and the connecting frame (7) forms a sliding structure with the fixing plate (2) through the limiting groove (9).

4. A classification device for grain inspection according to claim 1, characterized in that: The outer contour of the pushing bin (8) is adapted to the inner contour of the outer box (1).

5. A classification device for grain inspection according to claim 2, characterized in that: The hollow plate (15) forms a sliding structure with the outer box (1) through the first slide rail (13) and the first slider (14), and the hollow plate (15) and the hand handle (16) form a fixed structure, and the hollow plate (15) forms a snap-fit ​​structure with the material distribution net (18) through the snap groove (17).

6. A classification device for grain inspection according to claim 2, characterized in that: The threaded column (25) is threadedly connected to the hollow plate (15) via a threaded groove (27), and the threaded column (25) forms a rotating structure with the connecting plate (21) via a bearing (24), and the connecting plate (21) forms a sliding structure with the hollow plate (15) via a second slide rail (19) and a second slider (20), and the connecting plate (21) forms a snap-fit ​​structure with the material distribution net (18) via a snap-fit ​​plate (22) and a snap-fit ​​groove (23).

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