Agricultural product crushing device for pesticide residue detection

Abstract

The utility model discloses an agricultural product crushing device for pesticide residue detection, which belongs to the technical field of agricultural product pesticide residue detection, and adopts the technical scheme that the agricultural product crushing device comprises a crushing box, the top of the crushing box is in bolted connection with a box cover, the front side of the top of the box cover is provided with a feeding port, and the top of an inner cavity of the crushing box is provided with a wall scraping assembly; a crushing assembly is arranged in an inner cavity of the crushing box, a drawing plate is arranged at the bottom of the inner cavity of the crushing box, a first drawing groove used in cooperation with the drawing plate is formed in the bottom of the left side of the crushing box, the bottom of the crushing box communicates with a solid-liquid separation box, and an extrusion assembly is arranged in an inner cavity of the solid-liquid separation box. The problems that an existing crushing device can only crush agricultural products generally, but solid-liquid separation of the crushed agricultural products is inconvenient generally, so that juice is inconvenient to extract during detection, and the existing crushing device cannot prevent the crushed agricultural products from being adhered to the inner wall of the crushing device generally are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural product pesticide residue detection, in particular to an agricultural product crushing device for pesticide residue detection. Background Art

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

[0003] At present, the Chinese patent with announcement number CN211697165U relates to the technical field of agricultural and sideline product breeding and processing, and in particular to an agricultural product crushing device for pesticide residue detection, which can partially extract impurities after the device is finished working, and can easily clean the agricultural and sideline product juice and crushed impurities attached to the side wall of the working position, so as to prevent the residual waste from affecting the detection effect after crushing, and prevent the device from accumulating pesticide residues easily after long-term operation; it includes a chassis, a baffle, a driving motor, a driving frame, a water tank, a water pump, a water pipe, a guide pipe, a connecting pipe and a servo motor, a working chamber is arranged in the chassis, a feed port is arranged on the chassis, a transmission shaft is arranged at the output end of the driving motor, a driving frame is fixed on the transmission shaft, a plurality of cutting knives are arranged on the driving frame, a water pipe is connected with the water tank and the water pump, a connecting pipe sleeve is arranged at the output end of the guide pipe, a plurality of sprayers are arranged on the connecting pipe, a driving rod is arranged at the output end of the servo motor, and the driving rod is connected with the connecting pipe.

[0004] When testing pesticide residues in agricultural products, the agricultural products need to be crushed, so a crushing device is used. Existing crushing devices usually can only crush agricultural products, but it is usually not convenient to separate the solid and liquid of the crushed agricultural products, so it is not convenient to extract juice during testing, and the existing crushing devices usually cannot prevent the crushed agricultural products from adhering to the inner wall thereof, so it is not easy to clean. Utility Model Content

[0005] The utility model provides an agricultural product crushing device for pesticide residue detection, aiming to solve the problem that the existing crushing devices can usually only crush agricultural products, but are usually not convenient for solid-liquid separation of the crushed agricultural products, so that it is not convenient to extract juice during detection, and the existing crushing devices usually cannot prevent the crushed agricultural products from adhering to their inner walls, so that they are not easy to clean.

[0006] The utility model is implemented as follows: an agricultural product crushing device for pesticide residue detection comprises a crushing box, a box cover is bolted to the top of the crushing box, a feeding port is provided on the front side of the top of the box cover, a wall scraping assembly is provided on the top of the inner cavity of the crushing box, a crushing assembly is provided in the inner cavity of the crushing box, a pull-out plate is provided at the bottom of the inner cavity of the crushing box, a first pull-out groove used in conjunction with the pull-out plate is provided at the bottom of the left side of the crushing box, a solid-liquid separation box is connected to the bottom of the crushing box, an extrusion assembly is provided in the inner cavity of the solid-liquid separation box, a filter plate is provided at the bottom of the inner cavity of the solid-liquid separation box, a second pull-out groove used in conjunction with the filter plate is provided at the bottom of the left side of the solid-liquid separation box, and a lower hopper is connected to the bottom of the solid-liquid separation box;

[0007] The wall scraper assembly includes a first electric telescopic rod, a second electric telescopic rod and a scraper ring. The bottom of the first electric telescopic rod is fixedly connected to the left side of the top of the box cover, and the bottom of the second electric telescopic rod is fixedly connected to the right side of the top of the box cover. The output ends of the first electric telescopic rod and the second electric telescopic rod both penetrate the box cover and extend to the inner cavity of the crushing box. The two sides of the top of the scraper ring are respectively fixedly connected to the output ends of the first electric telescopic rod and the second electric telescopic rod. The scraper ring surface is close to the inner wall of the crushing box on one side and is in close contact with the inner wall of the crushing box.

[0008] In order to achieve the effect of crushing agricultural products, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, the crushing assembly includes a transmission motor, a transmission rod and a crushing knife, the bottom of the transmission motor is fixedly connected to the top of the box cover, the top of the transmission rod is fixedly connected to the output end of the transmission motor, the bottom of the transmission rod penetrates the box cover and extends to the bottom of the inner cavity of the crushing box, the top of the transmission rod surface is rotatably connected to the inner wall of the box cover through a bearing, and the crushing knife is fixedly connected to the transmission rod on the side close to the transmission rod.

[0009] In order to achieve the effect of squeezing out the liquid of the crushed agricultural products, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, the extrusion assembly includes a forward and reverse motor, a bidirectional screw, a first extrusion plate, a second extrusion plate and a limit rod, the rear side of the forward and reverse motor is fixedly connected to the right side of the front side of the solid-liquid separation box, the front side of the bidirectional screw is fixedly connected to the output end of the forward and reverse motor, the rear side of the bidirectional screw sequentially penetrates the solid-liquid separation box, the first extrusion plate and the second extrusion plate and extends to the rear side of the solid-liquid separation box, the inner walls of the first extrusion plate and the second extrusion plate are respectively connected to the front and rear sides of the bidirectional screw surface by threads, the side of the bidirectional screw surface close to the inner wall of the solid-liquid separation box is rotatably connected to the inner wall of the solid-liquid separation box through a bearing, the front side of the limit rod is fixedly connected to the left side of the front side of the inner wall of the solid-liquid separation box, the rear side of the limit rod sequentially penetrates the first extrusion plate and the second extrusion plate and is fixedly connected to the left side of the rear side of the inner wall of the solid-liquid separation box, and the side of the limit rod surface close to the inner wall of the first extrusion plate and the second extrusion plate is slidably connected to the inner wall of the first extrusion plate and the second extrusion plate.

[0010] In order to prevent uncrushed agricultural products from falling into the solid-liquid separation box and to support the pull-out plate, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, the pull-out plate is in contact with the inner wall of the crushing box on one side close to the inner wall of the crushing box, and the bottom of the right side of the inner wall of the crushing box is fixedly connected to a first support block used in conjunction with the pull-out plate.

[0011] In order to achieve the effect of sealing the connection between the pull-out plate and the first pull-out groove, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, a first sealing strip is fixedly connected to the left side of the pull-out plate surface, and the first sealing strip is in close contact with the inner wall of the first pull-out groove on one side close to the inner wall of the first pull-out groove.

[0012] In order to prevent the agricultural products from falling out of the solid-liquid separation box after crushing and to support the filter plate, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, the filter plate is in contact with the inner wall of the solid-liquid separation box on one side close to the inner wall of the solid-liquid separation box, and a second support block used in conjunction with the filter plate is fixedly connected to the bottom of the right side of the inner wall of the solid-liquid separation box.

[0013] In order to achieve the effect of sealing the connection between the filter plate and the second pull-out groove, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, a second sealing strip is fixedly connected to the left side of the filter plate surface, and the second sealing strip is in close contact with the inner wall of the second pull-out groove on one side close to the inner wall of the second pull-out groove.

[0014] In order to achieve the effect of supporting the solid-liquid separation box, as a preferred agricultural product crushing device for pesticide residue detection of the utility model, both sides of the front and rear sides of the solid-liquid separation box are fixedly connected with L-shaped brackets.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The agricultural product crushing device for pesticide residue detection is provided with a crushing box, a box cover, a feeding port, a wall scraping component, a crushing component, a pull-out plate, a first pull-out groove, a solid-liquid separation box, an extrusion component, a filter plate, a second pull-out groove and a lower hopper. When in use, the agricultural products are added into the crushing box through the feeding port, and then the crushing component is started to crush the agricultural products. The crushed agricultural products are placed on the top of the pull-out plate, and then the pull-out plate is pulled out to make the crushed agricultural products fall into the solid-liquid separation box and be placed on the top of the filter plate, and then the wall scraping component is started to adhere to the crushing box. The agricultural products on the wall are scraped off and fall into the solid-liquid separation box and placed on the top of the filter plate, thereby achieving the effect of facilitating the cleaning of the agricultural products adhering to the inner wall of the crushing box, and then starting the extrusion component to squeeze the crushed agricultural products on the top of the filter plate through the extrusion component to squeeze out the liquid, and the liquid will flow down from the filter holes of the filter plate and flow out through the discharge hopper for discharge. After the liquid discharge is completed, the filter plate can be pulled out, the solids can be discharged and the filter plate can be cleaned, thereby achieving the effect of facilitating the solid-liquid separation of the crushed agricultural products and facilitating the extraction of juice for testing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structure diagram of the agricultural product crushing device for pesticide residue detection of the utility model;

[0018] Figure 2 This is a cross-sectional structural diagram of the crushing box in the utility model;

[0019] Figure 3 This is a disassembled structural diagram of the crushing box, the scraping assembly and the pull-out plate in the utility model after the cutaway view;

[0020] Figure 4 This is a structural diagram of the solid-liquid separation box and its interior in the utility model;

[0021] Figure 5 This is a disassembled structural diagram of the solid-liquid separation box, the filter plate and the lower hopper in the utility model;

[0022] Figure 6 This is a structural diagram of the extrusion component in the utility model.

[0023] In the figure, 1. crushing box; 2. box cover; 3. feeding port; 4. scraper assembly; 401. first electric telescopic rod; 402. second electric telescopic rod; 403. scraper ring; 5. crushing assembly; 501. transmission motor; 502. transmission rod; 503. crushing knife; 6. pull-out plate; 7. first pull-out groove; 8. solid-liquid separation box; 9. extrusion assembly; 901. forward and reverse motor; 902. bidirectional screw; 903. first extrusion plate; 904. second extrusion plate; 905. limit rod; 10. filter plate; 11. second pull-out groove; 12. lower hopper; 13. first support block; 14. first sealing strip; 15. second support block; 16. second sealing strip; 17. L-shaped bracket. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0026] See also Figure 1-6 The utility model provides a technical solution: an agricultural product crushing device for pesticide residue detection, comprising a crushing box 1, a box cover 2 is bolted to the top of the crushing box 1, a feeding port 3 is provided on the front side of the top of the box cover 2, a wall scraping component 4 is provided on the top of the inner cavity of the crushing box 1, a crushing component 5 is provided in the inner cavity of the crushing box 1, a pull-out plate 6 is provided at the bottom of the inner cavity of the crushing box 1, a first pull-out groove 7 used in conjunction with the pull-out plate 6 is provided at the bottom of the left side of the crushing box 1, a solid-liquid separation box 8 is connected to the bottom of the crushing box 1, an extrusion component 9 is provided in the inner cavity of the solid-liquid separation box 8, a filter plate 10 is provided at the bottom of the inner cavity of the solid-liquid separation box 8, a second pull-out groove 11 used in conjunction with the filter plate 10 is provided at the bottom of the left side of the solid-liquid separation box 8, and a lower hopper 12 is connected to the bottom of the solid-liquid separation box 8;

[0027] The wall scraper assembly 4 includes a first electric telescopic rod 401, a second electric telescopic rod 402 and a scraper ring 403. The bottom of the first electric telescopic rod 401 is fixedly connected to the left side of the top of the box cover 2, and the bottom of the second electric telescopic rod 402 is fixedly connected to the right side of the top of the box cover 2. The output ends of the first electric telescopic rod 401 and the second electric telescopic rod 402 both penetrate the box cover 2 and extend to the inner cavity of the crushing box 1. The two sides of the top of the scraper ring 403 are respectively fixedly connected to the output ends of the first electric telescopic rod 401 and the second electric telescopic rod 402. The scraper ring 403 surface is close to the inner wall of the crushing box 1 on one side and is in close contact with the inner wall of the crushing box 1.

[0028] In this embodiment, by setting a crushing box 1, a box cover 2, a feeding port 3, a scraping component 4, a crushing component 5, a pull-out plate 6, a first pull-out groove 7, a solid-liquid separation box 8, an extrusion component 9, a filter plate 10, a second pull-out groove 11 and a lower hopper 12, when in use, by adding agricultural products into the crushing box 1 through the feeding port 3, and then starting the crushing component 5 to crush the agricultural products, the crushed agricultural products will be placed on the top of the pull-out plate 6, and then the pull-out plate 6 is pulled out, so that the crushed agricultural products fall into the solid-liquid separation box 8 and are placed on the top of the filter plate 10, and then the scraping component 4 is started to adhere to the crushing box 1 The agricultural products on the wall are scraped off and fall into the solid-liquid separation box 8 and placed on the top of the filter plate 10, thereby achieving the effect of facilitating the cleaning of the agricultural products adhering to the inner wall of the crushing box 1, and then the squeezing component 9 is started to squeeze the crushed agricultural products on the top of the filter plate 10 through the squeezing component 9, so as to squeeze out the liquid, and the liquid will flow down from the filter holes of the filter plate 10 and flow out through the discharge hopper 12 for discharge. After the liquid discharge is completed, the filter plate 10 can be pulled out, the solid is discharged and the filter plate 10 is cleaned, thereby achieving the effect of facilitating the solid-liquid separation of the crushed agricultural products and facilitating the extraction of juice for testing.

[0029] As a technical optimization solution of the present utility model, the crushing assembly 5 includes a transmission motor 501, a transmission rod 502 and a crushing knife 503. The bottom of the transmission motor 501 is fixedly connected to the top of the box cover 2, the top of the transmission rod 502 is fixedly connected to the output end of the transmission motor 501, the bottom of the transmission rod 502 penetrates the box cover 2 and extends to the bottom of the inner cavity of the crushing box 1, the top of the surface of the transmission rod 502 is rotatably connected to the inner wall of the box cover 2 through a bearing, and the crushing knife 503 is fixedly connected to the transmission rod 502 on the side close to the transmission rod 502.

[0030] In this embodiment: by providing a transmission motor 501, the transmission rod 502 can be driven to rotate, and by providing the transmission rod 502, the crushing knife 503 can be driven to rotate, and by providing the crushing knife 503, agricultural products can be crushed.

[0031] As a technical optimization solution of the utility model, the extrusion assembly 9 includes a forward and reverse motor 901, a bidirectional screw 902, a first extrusion plate 903, a second extrusion plate 904 and a limit rod 905. The rear side of the forward and reverse motor 901 is fixedly connected to the right side of the front side of the solid-liquid separation box 8, the front side of the bidirectional screw 902 is fixedly connected to the output end of the forward and reverse motor 901, and the rear side of the bidirectional screw 902 sequentially penetrates the solid-liquid separation box 8, the first extrusion plate 903 and the second extrusion plate 904 and extends to the rear side of the solid-liquid separation box 8. The inner walls of the first extrusion plate 903 and the second extrusion plate 904 are respectively connected to the bidirectional screw. The front and rear sides of the surface of the rod 902 are connected by threads, and the side of the surface of the bidirectional screw 902 close to the inner wall of the solid-liquid separation box 8 is rotatably connected to the inner wall of the solid-liquid separation box 8 through a bearing, the front side of the limiting rod 905 is fixedly connected to the left side of the front side of the inner wall of the solid-liquid separation box 8, and the rear side of the limiting rod 905 passes through the first extrusion plate 903 and the second extrusion plate 904 in sequence and is fixedly connected to the left side of the rear side of the inner wall of the solid-liquid separation box 8, and the side of the surface of the limiting rod 905 close to the inner walls of the first extrusion plate 903 and the second extrusion plate 904 is slidingly connected to the inner walls of the first extrusion plate 903 and the second extrusion plate 904 respectively.

[0032] In this embodiment: by providing a forward and reverse motor 901, the bidirectional screw 902 can be driven to rotate. By providing the bidirectional screw 902, the first extrusion plate 903 and the second extrusion plate 904 can be rotated to move in opposite directions through the thread. By providing the first extrusion plate 903 and the second extrusion plate 904, the liquid of the crushed agricultural products can be squeezed out. By providing a limiting rod 905, the first extrusion plate 903 and the second extrusion plate 904 can be limited so that the first extrusion plate 903 and the second extrusion plate 904 will not shake.

[0033] As a technical optimization solution of the utility model, the side of the pull-out plate 6 close to the inner wall of the crushing box 1 contacts the inner wall of the crushing box 1, and the bottom of the right side of the inner wall of the crushing box 1 is fixedly connected with a first support block 13 used in conjunction with the pull-out plate 6.

[0034] In this embodiment: by setting the pull-out plate 6 close to the inner wall of the crushing box 1 and contacting the inner wall of the crushing box 1, in order to prevent the uncrushed agricultural products from falling into the solid-liquid separation box 8, the pull-out plate 6 can be supported by setting a first support block 13.

[0035] As a technical optimization solution of the utility model, a first sealing strip 14 is fixedly connected to the left side of the surface of the pull-out plate 6 , and the side of the first sealing strip 14 close to the inner wall of the first pull-out groove 7 is in close contact with the inner wall of the first pull-out groove 7 .

[0036] In this embodiment, by providing the first sealing strip 14 , the connection between the drawer plate 6 and the first drawer groove 7 can be sealed.

[0037] As a technical optimization solution of the utility model, the side of the filter plate 10 close to the inner wall of the solid-liquid separation box 8 contacts the inner wall of the solid-liquid separation box 8, and the bottom of the right side of the inner wall of the solid-liquid separation box 8 is fixedly connected to a second support block 15 used in conjunction with the filter plate 10.

[0038] In this embodiment: by setting the filter plate 10 close to the inner wall of the solid-liquid separation box 8 and contacting the inner wall of the solid-liquid separation box 8, in order to prevent the crushed agricultural products from falling out of the solid-liquid separation box 8, the filter plate 10 can be supported by setting a second support block 15.

[0039] As a technical optimization solution of the utility model, a second sealing strip 16 is fixedly connected to the left side of the surface of the filter plate 10 , and the side of the second sealing strip 16 close to the inner wall of the second drawing groove 11 is in close contact with the inner wall of the second drawing groove 11 .

[0040] In this embodiment, by providing the second sealing strip 16 , the connection between the filter plate 10 and the second drawing groove 11 can be sealed.

[0041] As a technical optimization solution of the present utility model, both sides of the front side and the rear side of the solid-liquid separation box 8 are fixedly connected with L-shaped brackets 17.

[0042] In this embodiment, the solid-liquid separation box 8 can be supported by providing an L-shaped bracket 17 .

[0043] Working principle: First, the agricultural products are added into the crushing box 1 through the feeding port 3, and then the transmission motor 501 is started. The output end of the transmission motor 501 drives the transmission rod 502 to rotate, and the transmission rod 502 drives the crushing knife 503 to rotate. The agricultural products are crushed by the rotation of the crushing knife 503, and the crushed agricultural products are placed on the top of the pull-out plate 6. Then the pull-out plate 6 is pulled out, so that the crushed agricultural products fall into the solid-liquid separation box 8 and are placed on the top of the filter plate 10. Then the first electric telescopic rod 401 and the second electric telescopic rod 402 are started, and the output ends of the first electric telescopic rod 401 and the second electric telescopic rod 402 drive the scraping ring 403 to move. The agricultural products adhering to the inner wall of the crushing box 1 are scraped off through the movement of the scraping ring 403 and fall into the solid-liquid separation box 8 and are placed on the filter plate 1 0, thereby achieving the effect of facilitating the cleaning of agricultural products adhering to the inner wall of the crushing box 1, and then starting the forward and reverse motor 901, the output end of the forward and reverse motor 901 drives the bidirectional screw 902 to rotate, and the bidirectional screw 902 rotates to make the first extrusion plate 903 and the second extrusion plate 904 move in opposite directions through the thread, and the first extrusion plate 903 and the second extrusion plate 904 squeeze the agricultural products crushed on the top of the filter plate 10, so as to squeeze out the liquid, and the liquid will flow down from the filter holes of the filter plate 10 and flow out through the discharge hopper 12 for discharge. After the liquid discharge is completed, the filter plate 10 can be drawn out, the solid is discharged and the filter plate 10 is cleaned, thereby achieving the effect of facilitating the solid-liquid separation of the crushed agricultural products and facilitating the extraction of juice for detection.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An agricultural product crushing device for pesticide residue detection, comprising a crushing box (1), characterized in that: The top of the crushing box (1) is bolted with a box cover (2), the front side of the top of the box cover (2) is provided with a loading port (3), the top of the inner cavity of the crushing box (1) is provided with a wall scraping component (4), the inner cavity of the crushing box (1) is provided with a crushing component (5), the bottom of the inner cavity of the crushing box (1) is provided with a pull-out plate (6), the bottom of the left side of the crushing box (1) is provided with a first pull-out groove (7) for use with the pull-out plate (6), the bottom of the crushing box (1) is connected to a solid-liquid separation box (8), the inner cavity of the solid-liquid separation box (8) is provided with an extrusion component (9), the bottom of the inner cavity of the solid-liquid separation box (8) is provided with a filter plate (10), the bottom of the left side of the solid-liquid separation box (8) is provided with a second pull-out groove (11) for use with the filter plate (10), and the bottom of the solid-liquid separation box (8) is connected to a lower hopper (12); The wall scraping assembly (4) comprises a first electric telescopic rod (401), a second electric telescopic rod (402) and a scraping ring (403); the bottom of the first electric telescopic rod (401) is fixedly connected to the left side of the top of the box cover (2); the bottom of the second electric telescopic rod (402) is fixedly connected to the right side of the top of the box cover (2); the output ends of the first electric telescopic rod (401) and the second electric telescopic rod (402) both pass through the box cover (2) and extend to the inner cavity of the crushing box (1); the two sides of the top of the scraping ring (403) are respectively fixedly connected to the output ends of the first electric telescopic rod (401) and the second electric telescopic rod (402); and the side of the surface of the scraping ring (403) close to the inner wall of the crushing box (1) is in close contact with the inner wall of the crushing box (1).

2. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: The crushing assembly (5) comprises a transmission motor (501), a transmission rod (502) and a crushing knife (503); the bottom of the transmission motor (501) is fixedly connected to the top of the box cover (2); the top of the transmission rod (502) is fixedly connected to the output end of the transmission motor (501); the bottom of the transmission rod (502) passes through the box cover (2) and extends to the bottom of the inner cavity of the crushing box (1); the top of the surface of the transmission rod (502) is rotatably connected to the inner wall of the box cover (2) via a bearing; and the crushing knife (503) is fixedly connected to the transmission rod (502) on a side close to the transmission rod (502).

3. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: The extrusion assembly (9) comprises a forward and reverse motor (901), a bidirectional screw (902), a first extrusion plate (903), a second extrusion plate (904) and a limit rod (905); the rear side of the forward and reverse motor (901) is fixedly connected to the right side of the front side of the solid-liquid separation box (8); the front side of the bidirectional screw (902) is fixedly connected to the output end of the forward and reverse motor (901); the rear side of the bidirectional screw (902) passes through the solid-liquid separation box (8), the first extrusion plate (903) and the second extrusion plate (904) in sequence and extends to the rear side of the solid-liquid separation box (8); the inner walls of the first extrusion plate (903) and the second extrusion plate (904) are respectively connected to the bidirectional screw (90 2) the front and rear sides of the surface are connected by threads, the side of the surface of the bidirectional screw (902) close to the inner wall of the solid-liquid separation box (8) is rotatably connected to the inner wall of the solid-liquid separation box (8) through a bearing, the front side of the limit rod (905) is fixedly connected to the left side of the front side of the inner wall of the solid-liquid separation box (8), the rear side of the limit rod (905) passes through the first extrusion plate (903) and the second extrusion plate (904) in sequence and is fixedly connected to the left side of the rear side of the inner wall of the solid-liquid separation box (8), and the side of the surface of the limit rod (905) close to the inner walls of the first extrusion plate (903) and the second extrusion plate (904) is slidably connected to the inner walls of the first extrusion plate (903) and the second extrusion plate (904).

4. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: The side of the pull-out plate (6) close to the inner wall of the crushing box (1) contacts the inner wall of the crushing box (1), and a first support block (13) used in conjunction with the pull-out plate (6) is fixedly connected to the bottom of the right side of the inner wall of the crushing box (1).

5. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: A first sealing strip (14) is fixedly connected to the left side of the surface of the drawer plate (6), and a side of the first sealing strip (14) close to the inner wall of the first drawer groove (7) is in close contact with the inner wall of the first drawer groove (7).

6. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: A side of the filter plate (10) close to the inner wall of the solid-liquid separation box (8) contacts the inner wall of the solid-liquid separation box (8), and a second support block (15) for use with the filter plate (10) is fixedly connected to the bottom of the right side of the inner wall of the solid-liquid separation box (8).

7. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: A second sealing strip (16) is fixedly connected to the left side of the surface of the filter plate (10), and a side of the second sealing strip (16) close to the inner wall of the second drawer groove (11) is in close contact with the inner wall of the second drawer groove (11).

8. The agricultural product crushing device for pesticide residue detection according to claim 1, characterized in that: Both sides of the front and rear sides of the solid-liquid separation box (8) are fixedly connected with L-shaped brackets (17).

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