Rapid pesticide residue detection device carrying SERS (Surface Enhanced Raman Scattering) detection chip

Abstract

The utility model discloses a rapid pesticide residue detection device carrying an SERS (Surface Enhanced Raman Scattering) detection chip, and relates to the technical field of detection devices. The rapid pesticide residue detection device carrying the SERS detection chip comprises a detection device main body, the SERS detection chip is carried in the detection device main body, and the detection device main body is provided with a rapid cleaning mechanism for cleaning a sample. When the rapid pesticide residue detection device carrying the SERS detection chip is used for detecting pesticide residues of a sample, the sample can be conveniently and rapidly cleaned, and dirt on the surface of the sample can be removed, so that the interference of external dirt on the sample is small when the SERS detection chip is used for rapidly detecting the pesticide residues, the pesticide residue detection error of the sample is small, and the detection accuracy is high. When a sample is rapidly cleaned, operation is easy and convenient, time and labor are saved, and therefore the device is convenient to use and meets the use requirement.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a rapid pesticide residue detection device equipped with a SERS detection chip. Background Art

[0002] Excessive and improper use of pesticides has led to the accumulation of residues in food. The significance of pesticide residue testing is to ensure the safety and quality of food.

[0003] The SERS detection method is a non-destructive analytical technique. It has many advantages. It is a non-destructive technique that requires minimal sample preparation, can be performed in situ, and is suitable for a wide range of applications. At present, the SERS pesticide residue detection device uses Raman spectroscopy to detect and analyze pesticide residues. During the detection and analysis, dust on the sample surface will affect the spectrum and the detection results. The traditional rapid pesticide residue detection device equipped with a SERS detection chip is not convenient for quickly removing dust from the sample, resulting in inaccurate detection results and large errors during the pesticide residue detection process. In view of the shortcomings of the prior art, the utility model provides a rapid pesticide residue detection device equipped with a SERS detection chip to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a rapid pesticide residue detection device equipped with a SERS detection chip. When performing pesticide residue detection on a sample, it is convenient to provide rapid cleaning for the sample and remove dirt on the sample surface, thereby ensuring that when the SERS detection chip is used for rapid pesticide residue detection, the sample is less disturbed by external dirt, thereby ensuring that the error in pesticide residue detection of the sample is small. When providing rapid cleaning for the sample, the operation is simple and convenient, saving time and effort. Therefore, the device is easy to use and meets the use requirements.

[0005] To achieve the above objectives, the utility model is implemented by the following technical solutions: a rapid pesticide residue detection device equipped with a SERS detection chip, comprising a detection device body, the interior of the detection device body is equipped with a SERS detection chip, and the detection device body is provided with a rapid cleaning mechanism for cleaning samples, the rapid cleaning mechanism comprising:

[0006] A motor body, arranged on the detection device body;

[0007] A rotating bracket seat is arranged at the output end of the motor body;

[0008] A fan body, arranged on the detection device body;

[0009] A sampling tube, movably connected to the rotating bracket seat, and provided with a first metal mesh;

[0010] The upper cover is arranged on the top opening of the sampling tube and is snap-connected thereto.

[0011] Preferably, the sampling tube is provided with a docking frame, the docking frame is provided with a limiting hole, the rotating bracket seat is fixedly connected with a limiting plug rod, and the limiting plug rod is movably engaged in the limiting hole.

[0012] Preferably, a first magnet block is fixedly connected to the top of the rotating bracket seat, and a second magnet block is fixedly connected to the docking frame, and the second magnet block corresponds to the first magnet block in position.

[0013] Preferably, a second metal mesh is provided on the upper cover.

[0014] Preferably, the upper cover is threadably connected to the sampling tube.

[0015] Preferably, a protection frame is fixedly connected to the main body of the detection device, and the rotating bracket seat is rotatably connected in the protection frame.

[0016] The utility model discloses a rapid pesticide residue detection device equipped with a SERS detection chip, which has the following beneficial effects:

[0017] The rapid pesticide residue detection device equipped with the SERS detection chip can provide rapid cleaning of the sample and remove dirt on the surface of the sample when performing pesticide residue detection on the sample, thereby ensuring that the sample is less disturbed by external dirt when using the SERS detection chip for rapid pesticide residue detection, thereby ensuring that the error of pesticide residue detection on the sample is small. When providing rapid cleaning of the sample, the operation is simple and convenient, saving time and effort. Therefore, the device is easy to use and meets the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a disassembly diagram of the sampling tube of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the sampling tube of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the rotating bracket seat of the utility model.

[0023] In the figure: 1. detection device body; 2. motor body; 3. rotating bracket seat; 301. limiting rod; 302. first magnet block; 4. fan body; 5. sampling tube; 501. first metal mesh; 502. docking frame; 5021. limiting hole; 5022. second magnet block; 6. upper cover; 601. second metal mesh; 7. protective frame. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0025] The embodiment of the present application provides a rapid pesticide residue detection device equipped with a SERS detection chip, thereby solving the problem that the traditional rapid pesticide residue detection device equipped with a SERS detection chip is not convenient for quickly removing dust from the sample, resulting in inaccurate detection results and large errors during the pesticide residue detection process.

[0026] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0027] The utility model embodiment discloses a rapid pesticide residue detection device equipped with a SERS detection chip. Figure 1-4 As shown, the detection device body 1 includes a detection device body 1, the detection device body 1 is equipped with a SERS detection chip, and the detection device body 1 is provided with a rapid cleaning mechanism for cleaning the sample, and the rapid cleaning mechanism includes:

[0028] The motor body 2 is arranged on the detection device body 1;

[0029] The rotating bracket seat 3 is arranged at the output end of the motor body 2;

[0030] The fan body 4 is arranged on the detection device body 1;

[0031] The sampling tube 5 is movably connected to the rotating bracket 3, and a first metal mesh 501 is provided on the sampling tube 5;

[0032] The upper cover 6 is arranged on the top opening of the sampling tube 5 and is snap-fitted thereto.

[0033] Furthermore, a docking frame 502 is provided on the sampling tube 5, and a limiting hole 5021 is provided on the docking frame 502. A limiting plug rod 301 is fixedly connected to the rotating bracket seat 3, and the limiting plug rod 301 is movably engaged in the limiting hole 5021. The docking frame 502 is provided to facilitate the rapid engagement between the sampling tube 5 and the rotating bracket seat 3, and the engagement of the sampling tube 5 and the rotating bracket seat 3 is facilitated by the limiting of the limiting plug rod 301.

[0034] Furthermore, a first magnet block 302 is fixedly connected to the top of the rotating bracket seat 3, and a second magnet block 5022 is fixedly connected to the docking frame 502. The second magnet block 5022 corresponds to the first magnet block 302 in position. When the sampling tube 5 and the rotating bracket seat 3 are snapped together, the docking frame 502 fits against the top of the rotating bracket seat 3, and the position is fixed by the adsorption of the second magnet block 5022 and the first magnet block 302.

[0035] It is particularly disclosed that a second metal mesh 601 is provided on the upper cover 6, and the second metal mesh 601 is provided to facilitate airflow passing through the upper cover 6, thereby improving the dust discharge effect.

[0036] Specifically, the upper cover 6 is threadedly connected to the sampling tube 5 , and the upper cover 6 and the sampling tube 5 are convenient to be assembled and disassembled, so the sample inside the sampling tube 5 is easy to place and replace.

[0037] Furthermore, a protective frame 7 is fixedly connected to the detection device body 1, and the rotating bracket seat 3 is rotatably connected in the protective frame 7. The provided protective frame 7 provides lateral support for the rotating bracket seat 3 to ensure good stability of the rotating bracket seat 3.

[0038] The rapid pesticide residue detection device equipped with the SERS detection chip can provide rapid cleaning of the sample and remove dirt on the surface of the sample when performing pesticide residue detection on the sample, thereby ensuring that the sample is less disturbed by external dirt when using the SERS detection chip for rapid pesticide residue detection, thereby ensuring that the error of pesticide residue detection on the sample is small. When providing rapid cleaning of the sample, the operation is simple and convenient, saving time and effort. Therefore, the device is easy to use and meets the use requirements.

[0039] When providing quick cleaning for the sample, the sample is placed inside the sampling tube 5, and then the sampling tube 5 is clamped with the rotating bracket seat 3. After clamping, the motor body 2 is used to drive the rotating bracket seat 3 to rotate quickly, and the rotating bracket seat 3 drives the sampling tube 5 to rotate. The fan body 4 is used to generate a strong airflow, and the airflow is injected into the inner cavity of the sampling tube 5 through the first metal mesh 501, so that the samples and the first metal mesh 501 are quickly rubbed against each other to separate the surface dust. At the same time, the airflow is also discharged through the first metal mesh 501 and the second metal mesh 601, and is discharged together with the dust and dirt, thereby achieving quick cleaning of the sample with good cleaning effect.

[0040] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A rapid pesticide residue detection device equipped with a SERS detection chip, comprising a detection device body (1), wherein the detection device body (1) is equipped with a SERS detection chip, characterized in that: The detection device body (1) is provided with a quick cleaning mechanism for cleaning the sample, and the quick cleaning mechanism comprises: A motor body (2) is arranged on the detection device body (1); A rotating support seat (3) is arranged at the output end of the motor body (2); A fan body (4) is arranged on the detection device body (1); A sampling tube (5) is movably clamped in the rotating bracket seat (3), and a first metal mesh (501) is provided on the sampling tube (5); An upper cover (6) is arranged to be snap-connected to the top opening of the sampling tube (5).

2. A rapid pesticide residue detection device equipped with a SERS detection chip according to claim 1, characterized in that: The sampling tube (5) is provided with a docking frame (502), and the docking frame (502) is provided with a limiting hole (5021). The rotating bracket seat (3) is fixedly connected with a limiting plug rod (301), and the limiting plug rod (301) is movably engaged in the limiting hole (5021).

3. A rapid pesticide residue detection device equipped with a SERS detection chip according to claim 2, characterized in that: A first magnet block (302) is fixedly connected to the top of the rotating bracket seat (3), and a second magnet block (5022) is fixedly connected to the docking frame (502), wherein the second magnet block (5022) corresponds in position to the first magnet block (302).

4. The rapid pesticide residue detection device equipped with a SERS detection chip according to claim 1, characterized in that: A second metal mesh (601) is provided on the upper cover (6).

5. A rapid pesticide residue detection device equipped with a SERS detection chip according to claim 4, characterized in that: The upper cover (6) is threadably connected to the sampling tube (5).

6. The rapid pesticide residue detection device equipped with a SERS detection chip according to claim 1, characterized in that: A protective frame (7) is fixedly connected to the detection device body (1), and the rotating bracket seat (3) is rotatably connected inside the protective frame (7).

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