Pesticide residue detection and extraction device

Abstract

The utility model belongs to the technical field of pesticide extraction, and particularly relates to a pesticide residue detection and extraction device which comprises a base, supporting plates symmetrically mounted on the surface of the base, a pesticide residue extraction device main body mounted on the surfaces of the supporting plates, and an oscillation component arranged on the surface of the base, during use, a movable plate is inserted into a through groove formed in the surface of a supporting plate, a servo motor is started to drive a first connecting plate to rotate, then the movable plate is driven to reciprocate in the through groove in the supporting plate, a sampling pipe is inserted into a fixed sleeve, liquid in the sampling pipe is driven to shake, and labor expenditure is saved; the liquid vibration time is saved, the liquid vibration is more uniform, the efficiency is improved, the sealing assembly is matched, the pipe sleeve is arranged on the liquid taking opening of the sampling pipe in a sleeving mode in the using process, the plug block is installed and inserted into the inner wall of the sampling pipe, the sealing performance of the sampling pipe is improved, it is ensured that the liquid cannot be spilled out in the sampling pipe shaking process, and the sealing effect is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of pesticide extraction, and in particular relates to a pesticide residue detection and extraction device. Background Art

[0002] Pesticide residues are a general term for trace amounts of pesticide precursors, toxic metabolites, degradation products and impurities that remain in organisms, harvests, soil, water and the atmosphere after a period of time after pesticide use. It is a phenomenon that after pesticides are applied in agricultural production, part of the pesticides remain directly or indirectly in grains, vegetables, fruits, livestock products, aquatic products, soil and water. When some agricultural products enter the market, it is necessary to test the pesticide residues in the agricultural products;

[0003] After checking, the disclosure (announcement) number: CN212082978U discloses a pesticide extraction device for pesticide residue detection. This technology discloses "a pesticide extraction device for pesticide residue detection, including a shell with two ends through, a telescopic motor is provided at the upper end of the shell, and a hammer head is threadedly connected to the extended end of the output shaft of the telescopic motor, and a guide rod is relatively provided on the bottom plate inside the shell, and a support rod is slidably provided on the guide rod, and a hammer slot body is provided at the end of the support rod away from the guide rod, and a liquid outlet hole is provided on the hammer slot body, and the inner side of the hammer slot body is covered with a filter cloth, and the filter cloth is fixed to the hammer slot body and the support rod by a fixing member, and a limiting rod is provided on the opposite surface of the two support rods, and a funnel is clamped on the limiting rod, and a leakage hole is provided on the bottom plate of the shell, and a support leg is provided at the lower end of the shell, and a support plate is provided between the support legs and other technical contents, and the pesticide extraction device for pesticide residue detection is disclosed, which has a simple structure, is easy to use, and can detect the pesticide residue liquid of agricultural products by recycling it, and the detection is convenient and accurate. ";

[0004] Although this design can facilitate the recovery and detection of liquid residues on the surface of agricultural products, in actual use, this design can only collect and mix the juice of agricultural products with pesticide residues. When detecting pesticide residues, it is necessary to use a variety of chemical instruments to mix the solutions, and after mixing, the solutions must be shaken to make the solutions react with the samples. Generally, the oscillation is mostly done manually, which consumes a lot of time, and uneven shaking will affect the test results.

[0005] In order to solve the above problems, this application proposes a pesticide residue detection and extraction device. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a pesticide residue detection and extraction device, which has the characteristics of convenient vibration detection, easy operation, uniform vibration, and improved accuracy of detection effect.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pesticide residue detection and extraction device, comprising a base and a support plate symmetrically mounted on the surface of the base and a pesticide residue extraction device body mounted on the surface of the support plate, and also comprising an oscillating component arranged on the surface of the base;

[0008] The oscillation component includes a fixed plate installed on the surface of the support plate, through grooves opened on the surfaces of the two support plates, and a movable plate arranged in the through grooves, a movable block is installed on the surface of the movable plate, a servo motor is installed on the surface of the fixed plate, a first connecting plate is installed on the output end of the servo motor, one end of the first connecting plate is rotatably connected to the second connecting plate through a rotating shaft, and the end of the second connecting plate away from the first connecting plate is rotatably connected to the movable block, a fixed sleeve is installed on the surface of the movable plate, and a sampling tube is arranged inside the fixed sleeve.

[0009] As a preferred pesticide residue detection and extraction device of the utility model, the surface of the sampling tube is provided with a rubber sleeve at the bottom end, the sampling tube is made of transparent glass material, and the inner wall of the fixed sleeve is adapted to the sampling tube.

[0010] As a preferred embodiment of the pesticide residue detection and extraction device of the utility model, a scale is engraved on the surface of the sampling tube.

[0011] As a preferred embodiment of the pesticide residue detection and extraction device of the utility model, the through slot is matched with the movable plate, and the movable plate slides in the supporting plate through the through slot.

[0012] As a preferred pesticide residue detection and extraction device of the utility model, the moving block is arranged in an I-shaped structure, the surface of the fixed plate is provided with a guide groove adapted to the moving block, and the moving plate slides on the surface of the fixed plate through the guide groove and the moving block.

[0013] As a preferred pesticide residue detection and extraction device of the utility model, it also includes a sealing assembly arranged above the sampling tube, the sealing assembly includes a tube sleeve mounted on the surface of the liquid intake port of the sampling tube and a plug installed in the tube sleeve, and the plug is inserted into the interior of the sampling tube.

[0014] As a preferred embodiment of the pesticide residue detection and extraction device of the utility model, a sealing ring is installed on the inner wall of the tube sleeve, and an arc-shaped clamping ring matched with the sealing ring is provided on the surface of the sampling tube.

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

[0016] An oscillation component is provided on this device. When in use, the moving plate is inserted into the through groove opened on the surface of the supporting plate, and the fixed plate is installed on the supporting plate. The servo motor is started to drive the first connecting plate to rotate, and the second connecting plate is connected to the moving block, thereby driving the moving plate to reciprocate in the through groove on the supporting plate. The sampling tube is inserted into the fixed sleeve, thereby driving the liquid in the sampling tube to shake, saving labor expenses, saving the oscillation time of the liquid, making the liquid oscillation more uniform, improving efficiency, and having a good use effect. In conjunction with the sealing component, when in use, the tube sleeve is set on the liquid collection port of the sampling tube, and the plug is installed to insert it into the inner wall of the sampling tube, thereby improving the sealing of the sampling tube, ensuring that the liquid will not spill out during the shaking of the sampling tube, and having a good sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the oscillating component in the utility model;

[0020] Figure 3 It is a bottom view of the overall structure of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the sealing component in the utility model;

[0022] In the figure: 1, base; 11, support plate; 12, main body of the pesticide residue extraction device;

[0023] 2. Oscillating assembly; 21. Fixed plate; 22. Through slot; 23. Moving plate; 24. Fixed sleeve; 25. Moving block; 26. Guide slot; 27. Servo motor; 28. First connecting plate; 29. ​​Second connecting plate; 210. Sampling tube;

[0024] 3. Sealing assembly; 31. Pipe sleeve; 32. Plug; 33. Sealing ring; 34. Snap ring. DETAILED DESCRIPTION

[0025] 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.

[0026] Example 1

[0027] like Figure 1-Figure 4 As shown;

[0028] A pesticide residue detection and extraction device comprises a base 1, a support plate 11 symmetrically mounted on the surface of the base 1, and a pesticide residue extraction device body 12 mounted on the surface of the support plate 11.

[0029] In this embodiment: After checking the public (announcement) number: CN212082978U discloses a pesticide extraction device for pesticide residue detection. This technology discloses "a pesticide extraction device for pesticide residue detection, including a shell with two ends through, a telescopic motor is provided at the upper end of the shell, and a hammer head is threadedly connected to the extended end of the output shaft of the telescopic motor. Guide rods are relatively provided on the bottom plate inside the shell and the guide rod is slidably provided with a support rod, a hammer slot body is provided at the end of the support rod away from the guide rod, and a liquid outlet hole is provided on the hammer slot body, and a filter cloth is covered on the inner side of the hammer slot body, and the filter cloth is fixed to the hammer slot body and the support rod by a fixing piece, and a limiting rod is provided on the opposite surface of the two support rods, and a funnel is clamped on the limiting rod, a leakage hole is provided on the bottom plate of the shell, and a support leg is provided at the lower end of the shell and a support plate is provided between the support legs. Technical contents such as the invention also discloses the pesticide residue detection method. The invention discloses a pesticide extraction device for detection, which has a simple structure and is easy to use. It can detect the residual liquid of agricultural products by recovering the residual pesticide liquid, and the detection is convenient and accurate. Although the design can conveniently recover the residual liquid on the surface of agricultural products, the design can only collect and mix the juice of agricultural products with the pesticide residues in actual use. When detecting pesticide residues, it is necessary to use a variety of chemical instruments to mix the solutions, and then oscillate the solutions to make them react with the samples. Generally, manual oscillation is used, which consumes a lot of time, and uneven shaking will affect the detection results. In terms of actual use, this problem is obviously a real problem that is difficult to solve. Therefore, in order to solve this technical problem, an oscillation component 2 and a sealing component 3 are added to the application document.

[0030] It should be noted that the pesticide residue extraction device body 12 has the same usage method and working principle as the pesticide extraction device for pesticide residue detection disclosed in Publication (Announcement) No.: CN212082978U, and adopts existing mature technology.

[0031] More specifically:

[0032] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown;

[0033] In combination with the above content, it also includes an oscillation component 2 arranged on the surface of the base 1, and the oscillation component 2 includes a fixed plate 21 installed on the surface of the support plate 11, a through groove 22 opened on the surfaces of the two support plates 11, and a movable plate 23 arranged in the through groove 22, a movable block 25 is installed on the surface of the movable plate 23, a servo motor 27 is installed on the surface of the fixed plate 21, a first connecting plate 28 is installed on the output end of the servo motor 27, one end of the first connecting plate 28 is rotatably connected to the second connecting plate 29 through a rotating shaft, and the end of the second connecting plate 29 away from the first connecting plate 28 is rotatably connected to the movable block 25, a fixed sleeve 24 is installed on the surface of the movable plate 23, and a sampling tube 210 is arranged inside the fixed sleeve 24.

[0034] In the present embodiment: by setting up an oscillation component 2, when in use, the movable plate 23 is inserted into the through groove 22 opened on the surface of the support plate 11, and the fixed plate 21 is installed on the support plate 11, and the servo motor 27 is started to drive the first connecting plate 28 to rotate, and is connected to the movable block 25 through the second connecting plate 29, thereby driving the movable plate 23 to reciprocate in the through groove 22 on the support plate 11, and by inserting the sampling tube 210 into the fixed sleeve 24, the liquid in the sampling tube 210 is driven to shake, thereby saving labor expenses, saving the oscillation time of the liquid, making the liquid oscillation more uniform, improving efficiency, and achieving good use effect.

[0035] It should be noted that the through slot 22 is matched with the movable plate 23 , and the movable plate 23 slides in the support plate 11 through the through slot 22 , which can achieve a good limiting and stabilizing effect.

[0036] In an optional embodiment, the surface of the sampling tube 210 is provided with a rubber sleeve at the bottom end, the sampling tube 210 is made of transparent glass material, and the inner wall of the fixed sleeve 24 is adapted to the sampling tube 210 .

[0037] In this embodiment: by providing a rubber sleeve on the surface of the sampling tube 210, the stability of the sampling tube 210 in the fixed sleeve 24 can be improved, and the stabilizing effect when the liquid in the sampling tube 210 is shaken can be achieved. In addition, the sampling tube 210 is made of transparent glass material, which is convenient for observing the changes of the internal liquid.

[0038] It should be noted that a scale is engraved on the surface of the sampling tube 210 .

[0039] In an optional embodiment, the moving block 25 is arranged in an I-shaped structure, and a guide groove 26 adapted to the moving block 25 is opened on the surface of the fixed plate 21. The moving plate 23 slides on the surface of the fixed plate 21 through the guide groove 26 and the moving block 25, which can play a good guiding effect and has good stability.

[0040] In this embodiment, a guide groove 26 is provided on the fixed plate 21 , and the moving block 25 of the I-shaped structure is engaged in the guide groove 26 , so that the moving position of the moving block 25 is limited and guided.

[0041] Going further:

[0042] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown;

[0043] In combination with the above content, it also includes a sealing assembly 3 arranged above the sampling tube 210, and the sealing assembly 3 includes a tube sleeve 31 sleeved on the surface of the liquid intake port of the sampling tube 210 and a plug block 32 installed in the tube sleeve 31, and the plug block 32 is inserted into the interior of the sampling tube 210.

[0044] In this embodiment: and in conjunction with the sealing component 3, when in use, the tube sleeve 31 is sleeved on the liquid intake port of the sampling tube 210, and the plug block 32 is installed and inserted into the inner wall of the sampling tube 210, thereby improving the sealing performance of the sampling tube 210, ensuring that the liquid will not spill out during the shaking of the sampling tube 210, and achieving a good sealing effect.

[0045] It should be noted that a sealing ring 33 is installed on the inner wall of the tube sleeve 31, and an arc-shaped clamping ring 34 adapted to the sealing ring 33 is opened on the surface of the sampling tube 210. By installing the sealing ring 33, the sealing ring 33 is clamped into the clamping ring 34, thereby further improving the sealing effect of the tube sleeve 31 on the sampling tube 210.

[0046] The working principle and use process of the utility model: In order to improve the extraction efficiency and save labor expenses, an oscillation component 2 is provided. When in use, the movable plate 23 is inserted into the through groove 22 provided on the surface of the support plate 11, and the fixed plate 21 is installed on the support plate 11. The servo motor 27 is started to drive the first connecting plate 28 to rotate, and the second connecting plate 29 is connected to the movable block 25, thereby driving the movable plate 23 to move back and forth in the through groove 22 on the support plate 11, and the sampling tube 210 is inserted into the fixed sleeve 24, thereby driving the liquid in the sampling tube 210 to shake, saving labor expenses, saving the oscillation time of the liquid, making the liquid oscillation more uniform, improving efficiency, and having a good use effect. By arranging a rubber sleeve on the surface of the sampling tube 210, the sampling tube 210 can be improved. 0 in the fixed sleeve 24, and the stabilizing effect when the liquid in the sampling tube 210 is shaken. The sampling tube 210 is made of transparent glass material, which is convenient for observing the changes of the internal liquid. By opening a guide groove 26 on the fixed plate 21, the moving block 25 of the I-shaped structure is engaged in the guide groove 26 to guide the moving position of the moving block 25, and cooperate with the sealing component 3. When in use, the pipe sleeve 31 is sleeved on the liquid collection port of the sampling tube 210, and the plug block 32 is installed to insert it into the inner wall of the sampling tube 210 to improve the sealing performance of the sampling tube 210, ensure that the liquid will not spill out during the shaking of the sampling tube 210, and install the sealing ring 33 to engage the sealing ring 33 in the clamping ring 34 to further improve the sealing effect of the pipe sleeve 31 on the sampling tube 210.

[0047] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A pesticide residue detection and extraction device, comprising a base (1), a support plate (11) symmetrically mounted on the surface of the base (1), and a pesticide residue extraction device body (12) mounted on the surface of the support plate (11), characterized in that: It also includes an oscillating component (2) arranged on the surface of the base (1); The oscillating assembly (2) comprises a fixed plate (21) mounted on the surface of the supporting plate (11), through grooves (22) provided on the surfaces of the two supporting plates (11), and a movable plate (23) arranged in the through grooves (22); a movable block (25) is mounted on the surface of the movable plate (23); a servo motor (27) is mounted on the surface of the fixed plate (21); a first connecting plate (28) is mounted on the output end of the servo motor (27); one end of the first connecting plate (28) is rotatably connected to a second connecting plate (29) via a rotating shaft; one end of the second connecting plate (29) away from the first connecting plate (28) is rotatably connected to the movable block (25); a fixed sleeve (24) is mounted on the surface of the movable plate (23); a sampling tube (210) is arranged inside the fixed sleeve (24).

2. The pesticide residue detection and extraction device according to claim 1, characterized in that: The surface of the sampling tube (210) is provided with a rubber sleeve at the bottom end, the sampling tube (210) is made of a transparent glass material, and the inner wall of the fixed sleeve (24) is compatible with the sampling tube (210).

3. The pesticide residue detection and extraction device according to claim 1, characterized in that: The surface of the sampling tube (210) is engraved with a scale.

4. The pesticide residue detection and extraction device according to claim 1, characterized in that: The through slot (22) is matched with the movable plate (23), and the movable plate (23) slides in the supporting plate (11) through the through slot (22).

5. The pesticide residue detection and extraction device according to claim 1, characterized in that: The moving block (25) is arranged in an I-shaped structure, and a guide groove (26) adapted to the moving block (25) is provided on the surface of the fixed plate (21), and the moving plate (23) slides on the surface of the fixed plate (21) through the guide groove (26) and the moving block (25).

6. The pesticide residue detection and extraction device according to claim 1, characterized in that: It also comprises a sealing assembly (3) arranged above the sampling tube (210), the sealing assembly (3) comprising a tube sleeve (31) sleeved on the surface of the liquid intake port of the sampling tube (210) and a plug (32) installed in the tube sleeve (31), the plug (32) being inserted into the interior of the sampling tube (210).

7. The pesticide residue detection and extraction device according to claim 6, characterized in that: A sealing ring (33) is installed on the inner wall of the pipe sleeve (31), and an arc-shaped clamping ring (34) matching the sealing ring (33) is provided on the surface of the sampling tube (210).

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