Pesticide residue detection pretreatment all-in-one machine

Abstract

The utility model discloses a pesticide residue detection pretreatment all-in-one machine which comprises a main machine, a vortex extraction module, a sample rack, a collection rack and a mechanical arm, the vortex extraction module is arranged on one side of the main machine, the mechanical arm is arranged above the main machine, and the sample frame and the collection frame are arranged in front of the mechanical arm; the host is provided with a control module which can be operated and controlled; according to the pretreatment all-in-one machine for pesticide residue detection, pretreatment steps of pesticide residue detection can be carried out on various samples such as agricultural products, tea leaves and medicinal materials, meanwhile, all steps in an experiment can be sequentially completed on the samples, the whole process is controlled by a computer, and no manual intervention is needed. And multi-position centrifugation and vortex are carried out simultaneously, so that the time can be saved, and meanwhile, the sample treatment efficiency is also greatly improved.

Description

Technical Field

[0001] This utility model relates to the field of food safety testing devices, and in particular to an integrated pretreatment machine for pesticide residue detection. Background Technology

[0002] As people's living standards gradually improve, they are paying more and more attention to food safety. Therefore, pesticide residue testing in food is a primary need. Before conducting pesticide residue testing on food, samples need to be pre-treated. Existing integrated pre-treatment machines are limited to a single product category and have a low degree of automation, which can easily affect the consistency of test results.

[0003] Chinese patent CN205665070U discloses an integrated sample pretreatment machine, including a frame and a concentration component, a centrifugation component, a shaking component, a meat grinding component, a control system, and an operation center mounted on the frame. This reduces the labor intensity of operators, improves testing efficiency, occupies less space, and saves on enterprise investment costs. However, the existing technology still has the following problems: existing integrated sample pretreatment machines are mainly designed for meat processing, and their applicability is not high; they are not universally applicable for the pretreatment of other foods. Utility Model Content

[0004] The technical problem to be solved by this utility model is: in order to solve the problem of low applicability of the pre-processing integrated machine in the prior art, this utility model provides a pre-processing integrated machine for pesticide residue detection.

[0005] The technical solution adopted by this utility model to solve its technical problem is: an integrated pretreatment machine for pesticide residue detection, including a main unit, a vortex extraction module, a sample rack, a collection rack, and a robotic arm; the vortex extraction module is located on one side of the main unit, the robotic arm is located above the main unit, and the sample rack and collection rack are located in front of the robotic arm; the main unit is equipped with a control module that can be operated.

[0006] Furthermore, the vortex extraction module is equipped with a vortex window and a centrifugation window. The vortex window contains a vortex test tube rack, and the centrifugation window contains a centrifugation test tube rack, which facilitates the placement of test tubes for subsequent operations.

[0007] Furthermore, the robotic arm is equipped with a mechanical gripper and a sample injection needle. The mechanical gripper is connected to the robotic arm via a first lifting assembly, and the sample injection needle is connected to the robotic arm via a second lifting assembly. The robotic arm is connected to a moving assembly.

[0008] Furthermore, the moving component includes a horizontal moving device and a vertical moving device arranged vertically. The horizontal moving device is arranged on the rear side of the host and parallel to the rear side of the host, and the vertical moving device is arranged on the left side of the host and parallel to the left side of the host.

[0009] Furthermore, a pressure valve and an injection pump are provided on one side of the main unit. The pressure valve is located above the injection pump, and a waste liquid pipe interface is located below the injection pump. A first solvent interface and a second solvent interface are provided on one side of the injection pump.

[0010] Furthermore, the host and the vortex extraction module are connected by a fixing block, which is located at the bottom of both the host and the vortex extraction module.

[0011] The beneficial effects of this utility model are:

[0012] The integrated pretreatment machine for pesticide residue detection described in this utility model can detect pesticide residues in various samples such as agricultural products, tea, and medicinal materials. It can simultaneously complete all experimental steps sequentially, with full computer control and no manual intervention required. Employing multi-position centrifugation and vortex processing simultaneously saves time and significantly improves sample processing efficiency. Attached Figure Description

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0014] Figure 1 This is a schematic diagram of the integrated pretreatment machine for pesticide residue detection according to a preferred embodiment of the present invention;

[0015] Figure 2 This is a top view of the integrated pretreatment machine for pesticide residue detection according to a preferred embodiment of the present invention;

[0016] Figure 3 This is a perspective view of the integrated pretreatment machine for pesticide residue detection according to a preferred embodiment of the present invention;

[0017] In the diagram, 1. Main unit, 2. Vortex extraction module, 3. Sample rack, 4. Collection rack, 5. Robotic arm, 6. Control module, 7. Vortex window, 8. Centrifuge window, 9. Vortex tube rack, 10. Centrifuge tube rack, 11. Mechanical gripper, 12. Injection needle, 13. First lifting assembly, 14. Second lifting assembly, 15. Moving assembly, 151. Horizontal moving device, 152. Vertical moving device, 16. Pressure valve, 17. Injection pump, 18. Waste liquid pipe interface, 19. First solvent interface, 20. Second solvent interface, 21. Fixing block. Detailed Implementation

[0018] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0019] In the description of this utility model, it should be understood that the terms "upper", "lower", "horizontal", "top", "inner", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limiting the present invention.

[0020] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the term "connection" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0021] like Figure 1-3 As shown, an integrated pretreatment machine for pesticide residue detection includes a main unit 1, a vortex extraction module 2, a sample rack 3, a collection rack 4, and a robotic arm 5; the vortex extraction module 2 is located on one side of the main unit 1, the robotic arm 5 is located above the main unit 1, and the sample rack 3 and the collection rack 4 are located in front of the robotic arm 5; the main unit 1 is equipped with a control module 6 capable of operation.

[0022] The vortex extraction module 2 is equipped with a vortex window 7 and a centrifugation window 8. A vortex tube rack 9 is located within the vortex window 7, and a centrifugation tube rack 10 is located within the centrifugation window 8, facilitating the placement of test tubes for subsequent operations. The robotic arm 5 is equipped with a robotic gripper 11 and a sample injection needle 12. The robotic gripper 11 is connected to the robotic arm 5 via a first lifting assembly 13, and the sample injection needle 12 is connected to the robotic arm 5 via a second lifting assembly 14. The robotic arm 5 is connected to a moving assembly 15.

[0023] The moving component 15 includes a horizontal moving device 151 and a vertical moving device 152 arranged vertically. The horizontal moving device 151 is arranged on the rear side of the host 1 and parallel to the rear side of the host 1, and the vertical moving device 152 is arranged on the left side of the host 1 and parallel to the left side of the host 1.

[0024] The main unit 1 has a pressure valve 16 and an injection pump 17 on one side. The pressure valve 16 is located above the injection pump 17, and a waste liquid pipe interface 18 is located below the injection pump 17. A first solvent interface 19 and a second solvent interface 20 are located on one side of the injection pump 17. The main unit 1 and the vortex extraction module 2 are connected by a fixing block 21, which is located at the bottom of both the main unit 1 and the vortex extraction module 2.

[0025] During operation, the sample to be tested is crushed according to relevant standards, weighed, and placed into a centrifuge tube. Then, 30 homogenous protons are added, followed by a salt packet. The centrifuge tube cap is tightened, and the tube is shaken up and down until the salt packet dissolves. The centrifuge tube containing the sample is then placed into the corresponding well of the machine. If the number of samples is less than 6, the remaining wells must be filled with centrifuge tubes containing 15ml of water to prevent the instrument's center of gravity from shifting. 2ml sample vials are then loaded into the corresponding positions on collection rack 4 in sequence. Finally, the instrument is started, and it will complete the operation according to the programmed settings.

[0026] In this specification, the illustrative expressions of the terms do not necessarily refer to the same embodiments. Moreover, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments.

[0027] Based on the above-described preferred embodiments of this utility model, and through the foregoing description, those skilled in the art can make various changes and modifications without departing from the technical concept of this utility model. The technical scope of this utility model is not limited to the contents of the specification, but must be determined according to the scope of the claims.

Claims

1. A pretreatment machine for pesticide residue detection, characterized in that, It includes a host (1), a vortex extraction module (2), a sample rack (3), a collection rack (4), and a robotic arm (5); the vortex extraction module (2) is located on one side of the host (1), the robotic arm (5) is located above the host (1), and the sample rack (3) and the collection rack (4) are located in front of the robotic arm (5); the host (1) is equipped with a control module (6) that can be operated.

2. The integrated pretreatment machine for pesticide residue detection according to claim 1, characterized in that, The vortex extraction module (2) is provided with a vortex window (7) and a centrifugation window (8). The vortex window (7) is provided with a vortex test tube rack (9), and the centrifugation window (8) is provided with a centrifugation test tube rack (10).

3. The integrated pretreatment machine for pesticide residue detection according to claim 1, characterized in that, The robotic arm (5) is equipped with a robotic gripper (11) and a sample injection needle (12). The robotic gripper (11) is connected to the robotic arm (5) through a first lifting assembly (13). The sample injection needle (12) is connected to the robotic arm (5) through a second lifting assembly (14). The robotic arm (5) is connected to a moving assembly (15).

4. The integrated pretreatment machine for pesticide residue detection according to claim 3, characterized in that, The moving component (15) includes a horizontal moving device (151) and a vertical moving device (152) arranged vertically. The horizontal moving device (151) is arranged on the rear side of the host (1) and parallel to the rear side of the host (1). The vertical moving device (152) is arranged on the left side of the host (1) and parallel to the left side of the host (1).

5. The integrated pretreatment machine for pesticide residue detection according to claim 1, characterized in that, The host (1) is provided with a pressure valve (16) and an injection pump (17) on one side. The pressure valve (16) is located above the injection pump (17). The injection pump (17) is provided with a waste liquid pipe interface (18) below it. The injection pump (17) is provided with a first solvent interface (19) and a second solvent interface (20) on one side.

6. The integrated pretreatment machine for pesticide residue detection according to claim 1, characterized in that, The host (1) and the vortex extraction module (2) are connected by a fixing block (21), which is located at the bottom of the host (1) and the vortex extraction module (2).

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