Rapid pesticide residue detection kit

Abstract

The utility model relates to the technical field of pesticide residue detection, in particular to a rapid pesticide residue detection kit which comprises a kit body, a partition plate is transversely and fixedly arranged in the kit body, a plurality of groups of sinking grooves are uniformly formed in the upper surface of the partition plate, reagent storage units are inserted in each group of sinking grooves, and needle heads are embedded in the bottoms of the sinking grooves. An integrated liquid outlet pipe is fixedly arranged on the lower side of the needle head, and the lower end of the liquid outlet pipe extends out of the bottom of the partition plate; the reagent storage unit comprises a liquid storage cylinder and a sealing film, the lower end of the liquid storage cylinder is inserted into the sinking groove and sealed through the sealing film, a piston plate is arranged in the liquid storage cylinder, the outer side of the piston plate is coated with a layer of sealing rubber coating, a vertical push rod is fixedly arranged on the upper end face of the piston plate, and a pressing handle is fixedly arranged at the upper end of the push rod. According to the kit, reagents are convenient to take and use, the operation is simple, the problem that reagents in an existing kit are inconvenient to take and use is solved by improving the storage and taking modes of the reagents, and the pesticide residue detection efficiency and the operation convenience are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pesticide residue detection, and particularly to a pesticide residue rapid detection kit. BACKGROUND

[0002] Pesticide residue detection refers to the process of quantitatively or qualitatively analyzing the residue amount of pesticides and their metabolites in agricultural products (such as fruits, vegetables, grains, etc.), food or the environment through scientific methods and technical means. The core purpose is to assess whether the pesticide residue exceeds the safety limit standard set by the state or internationally, to ensure food safety, protect consumer health and prevent environmental pollution.

[0003] In the field of pesticide residue detection, rapid detection kits are one of the commonly used tools. In existing pesticide residue rapid detection kits, the reagent is usually stored in liquid form in a bottle. When using, the cap needs to be unscrewed first, and then the reagent is poured out for use. This way of taking is inconvenient, the process of unscrewing the cap and pouring the reagent increases the operation steps, reduces the detection efficiency, and in the process of pouring the reagent, the reagent is easy to spill or contact with the external environment, leading to pollution. Therefore, it is of great practical significance to develop a pesticide residue rapid detection kit that facilitates reagent taking. SUMMARY

[0004] The utility model aims at providing a kind of reagent convenient to take, pesticide residue rapid detection kit of simple operation, by improving the storage and taking mode of reagent, solve the problem of inconvenient reagent taking in existing reagent kit, improve the efficiency and operation convenience of pesticide residue detection.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0006] A pesticide residue rapid detection kit, comprising a box body and an upper cover, the box body is provided with a detachable upper cover at the upper end, a partition plate is fixed horizontally inside the box body, a plurality of groups of grooves are uniformly arranged on the upper surface of the partition plate, a reagent storage unit is inserted into each group of grooves, a needle is embedded at the bottom of the groove, a one-piece structure of liquid outlet pipe is fixed at the lower side of the needle, and the lower end of the liquid outlet pipe extends from the bottom of the partition plate;

[0007] The reagent storage unit comprises a press handle, a push rod, a piston plate, a sealing rubber, a liquid storage cylinder and a sealing film, the lower end of the liquid storage cylinder is inserted into the groove, and the lower end is sealed by the sealing film, the piston plate is arranged inside the liquid storage cylinder, the piston plate is covered with a layer of sealing rubber on the outside, a vertical push rod is fixed on the upper end surface of the piston plate, and the push rod extends out of the upper end of the liquid storage cylinder, and the push rod is fixed with a press handle at the upper end.

[0008] Further, the inner wall of the sink is symmetrically provided with two groups of vertical sliding grooves, the outer sides of the two groups of vertical sliding grooves are both provided with the same specification horizontal sliding grooves in communication, and the two groups of horizontal sliding grooves are symmetrical, the ring surface of the liquid storage cylinder is symmetrically and fixedly provided with two groups of limiting blocks matched with the vertical sliding grooves, and the limiting blocks are clamped into the horizontal sliding grooves in adjustable connection.

[0009] Further, the bottom of the box body on the lower side of the partition plate is provided with a detachable bottom box, a positioning plate is horizontally arranged in the bottom box, a plurality of positioning holes are formed in the positioning plate, the positioning holes are correspondingly arranged with the liquid outlet pipes above, and a disposable test tube is inserted into the positioning hole.

[0010] Further, the inner wall of the sink is symmetrically provided with two groups of vertical sliding grooves, the outer sides of the two groups of vertical sliding grooves are both provided with the same specification horizontal sliding grooves in communication, and the two groups of horizontal sliding grooves are symmetrical, the ring surface of the liquid storage cylinder is symmetrically and fixedly provided with two groups of limiting blocks matched with the vertical sliding grooves, and the limiting blocks are clamped into the horizontal sliding grooves in adjustable connection.

[0011] Further, the front surface of the box body is provided with a taking opening for taking out the bottom box and the test tube, a cover plate for sealing is arranged on the taking opening, a sealing rubber gasket matched with the taking opening is attached to the inner side of the cover plate, and a handle is arranged on the outer side of the cover plate.

[0012] Further, the bottom surface of the box body is attached with a bottom pad.

[0013] Further, the first column of reagent storage units store buffer, the second column of reagent storage units store chromogenic agent, the third column of reagent storage units store substrate, and the fourth column of reagent storage units store cholinesterase reagent.

[0014] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0015] 1、The reagent taking unit is convenient for storing and taking reagents, and the reagent can be taken by pressing the handle, without the need of twisting the bottle cap and pouring the reagent, so that the operation steps are reduced, the detection efficiency is improved, and the reagent is convenient and simple to take, thereby improving the efficiency and operation convenience of pesticide residue detection.

[0016] 2、The inner wall of the sink is symmetrically provided with two groups of vertical sliding grooves, the outer sides of the two groups of vertical sliding grooves are both provided with the same specification horizontal sliding grooves in communication, and the two groups of horizontal sliding grooves are symmetrical, the ring surface of the liquid storage cylinder is symmetrically and fixedly provided with two groups of limiting blocks matched with the vertical sliding grooves, and the limiting blocks are clamped into the horizontal sliding grooves in adjustable connection.

[0017] 3、The bottom box is detachable, the inside of the bottom box is horizontally provided with a positioning plate, a plurality of positioning holes are formed in the inside of the positioning plate, the positioning hole positions correspond to the liquid outlet pipes above, and a disposable test tube is inserted into the inside of the positioning hole. The test tube is used for collecting reagents flowing out of the liquid outlet pipes, the design of the positioning plate and the positioning hole ensures that the test tube can accurately receive the reagents, and the accuracy and efficiency of operation are improved. The detachable design facilitates the taking out of the bottom box, and facilitates the taking of the test tube. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is a whole structure schematic view of the utility model.

[0019] Fig. 2 It is a disassembled structure schematic view of the utility model.

[0020] Fig. 3 It is a front view sectional view of the utility model.

[0021] Fig. 4 It is a structure schematic view of the bottom box in the utility model.

[0022] Fig. 5 It is a structure schematic view of the partition plate and the reagent storage unit in the utility model.

[0023] Fig. 6 It is a partial sectional view of the utility model.

[0024] Fig. 7 It is a partial disassembled structure schematic view of the utility model.

[0025] In the drawing: 1, upper cover; 2, box body; 3, cover plate; 4, handle; 5, bottom pad; 6, taking opening; 7, bottom box; 8, reagent storage unit; 81, press handle; 82, push rod; 83, piston plate; 84, sealing rubber; 85, liquid storage cylinder; 86, sealing film; 87, limiting clamping block; 9, partition plate; 10, test tube; 11, positioning plate; 12, sliding rail; 13, positioning hole; 14, sink; 141, vertical sliding groove; 142, horizontal sliding groove; 15, needle; 16, liquid outlet pipe. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0027] Embodiment:

[0028] AsFigs. 1 to 7 As shown, a pesticide residue rapid detection kit includes a box body 2 and an upper cover 1, the upper end of the box body 2 is detachably installed with the upper cover 1, the upper cover 1 plays a role in protecting the internal reagent and components, preventing dust, impurities and the like from entering, while facilitating opening and closing for reagent access and operation, the inside of the upper surface of the partition plate 9 is uniformly provided with a plurality of groups of grooves 14, each group of grooves 14 is inserted with a reagent storage unit 8, the bottom of the groove 14 is embedded with a needle 15, the lower side of the needle 15 is fixedly provided with an integrated structure of the liquid outlet pipe 16, and the lower end of the liquid outlet pipe 16 extends from the bottom of the partition plate 9, the partition plate 9 separates the space inside the box body 2, the groove 14 is used for placing the reagent storage unit 8, and the design of the needle 15 and the liquid outlet pipe 16 enables the reagent to flow smoothly from the reagent storage unit 8, providing convenience for subsequent detection operations;

[0029] The reagent storage unit 8 includes a handle 81, a push rod 82, a piston plate 83, a sealing rubber 84, a liquid storage cylinder 85 and a sealing film 86, the lower end of the liquid storage cylinder 85 is inserted into the groove 14, and the lower end thereof is sealed by the sealing film 86, the sealing film 86 ensures the sealing property of the reagent during storage, preventing leakage and pollution, the inside of the liquid storage cylinder 85 is provided with the piston plate 83, the outer side of the piston plate 83 is covered with a layer of sealing rubber 84, the upper end of the piston plate 83 is fixedly provided with a vertical push rod 82, and the push rod 82 extends from the upper end of the liquid storage cylinder 85, and the upper end of the push rod 82 is fixedly provided with a handle 81. When the reagent needs to be taken, the handle 81 is pressed down, the push rod 82 pushes the piston plate 83 to move downward, under the action of pressure, the sealing film 86 is pierced, and the reagent flows out through the needle 15 and the liquid outlet pipe 16. The sealing rubber 84 improves the sealing property between the piston plate 83 and the liquid storage cylinder 85, preventing the reagent from leaking. This design solves the problem that the reagent in the existing detection kit is inconvenient to take, the process of twisting the bottle cap and pouring the reagent increases the operation steps, reduces the detection efficiency, and in the process of pouring the reagent, the reagent is easy to spill or contact with the external environment, causing pollution.

[0030] In this embodiment, two groups of vertical sliding grooves 141 are symmetrically provided on the inner wall of the groove 14, the outer sides of the two groups of vertical sliding grooves 141 are both communicated with the same specification of horizontal sliding grooves 142, and the two groups of horizontal sliding grooves 142 are symmetrical, two groups of limiting blocks 87 adapted to the vertical sliding grooves 141 are symmetrically fixed on the ring surface of the liquid storage cylinder 85, and the limiting blocks 87 are adjustably connected by being clamped into the horizontal sliding grooves 142. This design enables the reagent storage unit 8 to be conveniently inserted into and taken out of the groove 14, and through the cooperation of the limiting blocks 87 and the sliding grooves, the reagent storage unit 8 can be fixed, ensuring the stability of the reagent storage unit 8 in the groove 14, preventing it from falling under the action of gravity and contacting the needle 15 to cause damage to the sealing film 86.

[0031] In this embodiment, a detachable bottom box 7 is provided at the bottom of the box body 2 below the partition 9. A positioning plate 11 is horizontally arranged inside the bottom box 7. Multiple sets of positioning holes 13 are formed inside the positioning plate 11, and the positions of the positioning holes 13 correspond to the liquid outlet tube 16 above. Disposable test tubes 10 are inserted into the positioning holes 13. The test tubes 10 are used to collect reagents flowing from the liquid outlet tube 16. The design of the positioning plate 11 and the positioning holes 13 ensures that the test tubes 10 can accurately receive reagents, improving the accuracy and efficiency of the operation. The detachable design facilitates the removal of the bottom box 7 and makes it convenient to use the test tubes 10.

[0032] In this embodiment, two sets of slide rails 12 are symmetrically fixed on the left and right sides of the inner wall of the box 2, and the two side edges of the bottom box 7 are inserted into the slide rails 12 and slidably connected to them. The slide rails 12 play a guiding and limiting role for the bottom box 7, making it easy to pull and slide the bottom box 7.

[0033] In this embodiment, a retrieval port 6 for taking out the bottom box 7 and the test tube 10 is provided on the front surface of the box body 2. A cover plate 3 for sealing is provided on the retrieval port 6. A sealing gasket adapted to the retrieval port 6 is pasted on the inner side of the cover plate 3. A handle 4 is provided on the outer side of the cover plate 3.

[0034] In this embodiment, a bottom pad 5 is attached to the bottom surface of the box 2, which serves to prevent slipping and dampen shock, protect the stability of the reagent kit during placement and use, and at the same time elevates the bottom of the box 2, making it easier to open the cover 3 and preventing interference between the bottom of the cover 3 and the placement surface.

[0035] In this embodiment, the first reagent storage unit 8 stores a buffer, the second reagent storage unit 8 stores a colorimetric reagent, the third reagent storage unit 8 stores a substrate, and the fourth reagent storage unit 8 stores a cholinesterase reagent. The layout of the four reagent storage units 8 matches the operational procedure for rapid pesticide residue detection. Users can retrieve reagents sequentially from left to right, avoiding confusion in the reagent usage order and improving the standardization and accuracy of the operation.

[0036] The working principle of this rapid pesticide residue detection kit:

[0037] In actual use, first, the box body 2 is placed on the table top, then the upper cover 1 and the cover plate 3 are opened. The liquid storage cylinder 85 is counterclockwise rotated, the limiting block 87 on the liquid storage cylinder 85 is slid into the vertical sliding groove 141 from the horizontal sliding groove 142, then the liquid storage cylinder 85 is pressed downwards, the needle 15 pierces the sealing film 86, then the pressing handle 81 on the reagent storage unit 8 is pressed from above, the piston plate 83 is pushed by the push rod 82 to extrude the reagent in the liquid storage cylinder 85, the reagent flows into the liquid outlet pipe 16 and then into the test tube 10 below, then the bottom box 7 is pulled outwards, the bottom box 7 is pulled out of the box body 2, the test tube 10 containing the reagent in the bottom box 7 is taken out and used for matching.

[0038] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not the limitation of the utility model embodiments. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or variations can be made, here, all the embodiments cannot be exhausted, any changes or variations derived from the technical scheme of the utility model still belong to the protection scope of the utility model.

Claims

1. A rapid detection kit for pesticide residues, characterized in that: Includes a box body (2) and a top cover (1). The top cover (1) is installed on the upper end of the box body (2). A partition (9) is fixedly installed horizontally inside the box body (2). Multiple sets of sinking grooves (14) are evenly opened inside the upper surface of the partition (9). A reagent storage unit (8) is inserted inside each set of sinking grooves (14). A needle (15) is embedded at the bottom of the sinking groove (14). An integrated liquid outlet tube (16) is fixedly installed on the lower side of the needle (15), and the lower end of the liquid outlet tube (16) extends from the bottom of the partition (9). The reagent storage unit (8) includes a handle (81), a push rod (82), a piston plate (83), a sealing coating (84), a liquid storage cylinder (85), and a sealing membrane (86). The lower end of the liquid storage cylinder (85) is inserted into the settling tank (14), and its lower end is sealed by the sealing membrane (86). The liquid storage cylinder (85) is provided with a piston plate (83) inside. The piston plate (83) is covered with a layer of sealing coating (84) on the outside. A vertical push rod (82) is fixed on the upper surface of the piston plate (83), and the push rod (82) extends from the upper end of the liquid storage cylinder (85). The upper end of the push rod (82) is fixed with a handle (81).

2. The rapid pesticide residue detection kit according to claim 1, characterized in that: Two sets of vertical sliding grooves (141) are symmetrically provided on the inner wall of the settling tank (14). The outer sides of the two sets of vertical sliding grooves (141) are connected to horizontal sliding grooves (142) of the same specification. The two sets of horizontal sliding grooves (142) are symmetrical. Two sets of limiting blocks (87) that are adapted to the vertical sliding grooves (141) are symmetrically fixed on the ring surface of the liquid storage cylinder (85). The limiting blocks (87) are inserted into the horizontal sliding grooves (142) and are adjustable.

3. The rapid pesticide residue detection kit according to claim 1, characterized in that: The bottom of the box body (2) on the lower side of the partition (9) is provided with a detachable bottom box (7). The bottom box (7) is provided with a positioning plate (11) in the horizontal direction. The positioning plate (11) has multiple sets of positioning holes (13) inside. The position of the positioning hole (13) corresponds to the liquid outlet pipe (16) above. A disposable test tube (10) is inserted into the positioning hole (13).

4. The rapid pesticide residue detection kit according to claim 3, characterized in that: The inner wall of the box (2) is symmetrically fixed with two sets of slide rails (12) on the left and right sides, and the two sides of the bottom box (7) are inserted into the slide rails (12) and slidably connected with them.

5. The rapid pesticide residue detection kit according to claim 4, characterized in that: The front surface of the box (2) is provided with an opening (6) for taking out the bottom box (7) and the test tube (10). The opening (6) is provided with a cover plate (3) for sealing. A sealing gasket that matches the opening (6) is pasted on the inner side of the cover plate (3). A handle (4) is provided on the outer side of the cover plate (3).

6. The rapid pesticide residue detection kit according to claim 5, characterized in that: A bottom pad (5) is pasted on the bottom surface of the box (2).

7. The rapid pesticide residue detection kit according to claim 1, characterized in that: The reagent storage unit (8) in the first column stores a buffer, the reagent storage unit (8) in the second column stores a colorimetric reagent, the reagent storage unit (8) in the third column stores a substrate, and the reagent storage unit (8) in the fourth column stores a cholinesterase reagent.

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