Constant-temperature storage device for pesticide residue detection test tube
By designing a combination of a constant temperature water bath, a heating frame, and a stirring device, the problem of inconsistent temperature caused by the position of the test tubes was solved, achieving uniform constant temperature preservation of pesticide residue test tubes and reducing detection errors.
Patent Information
- Application Number
- CN202423297498.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-31
AI Technical Summary
In existing technologies, when using a water bath for constant temperature preservation, the different positions of the test tubes lead to inconsistent temperatures, resulting in different chemical reaction rates in the samples and causing detection errors.
A constant temperature preservation device for pesticide residue detection test tubes was designed, which includes a constant temperature water bath, a heating frame, an electric heating wire, a temperature sensor, a microcontroller, and a stirring device. Heating and stirring ensure that each test tube is preserved at the same temperature.
This method enables the constant temperature preservation of all test tubes at the same temperature, reducing detection errors and ensuring the consistency of sample reactions.
Smart Images
Figure CN223717192U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to test tube constant temperature preservation technical field especially relates to a pesticide residue test tube constant temperature preservation device. BACKGROUND
[0002] Pesticide residue detection is the qualitative and quantitative analysis process of pesticide components and their metabolites in samples such as agricultural products, food, soil and water, and through pesticide residue detection, the pesticide residue in the agricultural products and food consumed by consumers is ensured to be lower than the safety standard stipulated by the state, and the harm to human health caused by excessive pesticide intake, such as acute poisoning, chronic disease and potential carcinogenic, teratogenic and mutagenic risks, is prevented.
[0003] When pesticide residue detection is carried out, the samples in the test tubes often need to be preserved at constant temperature, and at present, the method of water bath heating constant temperature preservation is generally adopted, but when this constant temperature preservation method is used, due to the different internal heating structures of the current device and the positions of each test tube stored therein, the temperature of each test tube during constant temperature preservation cannot be unified, and different constant temperature preservation temperatures will lead to different chemical reaction rates of the samples in the test tubes, which may cause detection errors.
[0004] Therefore, it is necessary to improve the prior art to solve the above technical problems. CONTENT OF THE UTILITY MODEL
[0005] In view of the deficiencies of the prior art, the utility model provides a pesticide residue test tube constant temperature preservation device, which solves the problems raised in the background art.
[0006] To achieve the above purpose, the utility model realizes the following technical scheme: a pesticide residue test tube constant temperature preservation device, comprising a preservation shell, a constant temperature water tank is arranged in the preservation shell, an annular connecting frame is fixedly installed on the outer wall of the upper end of the preservation shell in a circumferential arrangement, a test tube placing shell is fixedly connected to the outer wall of the lower end of the annular connecting frame, holes one are uniformly arranged in the side wall of the test tube placing shell, a heating frame is fixedly installed on the inner wall of the lower end of the constant temperature water tank, and an electric heating wire is fixedly installed in the heating frame.
[0007] As a further technical scheme of the utility model, holes two are arranged on the outer wall of the lower end of the test tube placing shell.
[0008] As a further technical scheme of the utility model, a temperature sensor is fixedly installed on the outer wall of the upper end of the preservation shell and communicates with the inside of the constant temperature water tank, and a microcontroller is fixedly installed on the outer wall of the upper end of the preservation shell.
[0009] As a further technical scheme of the utility model, the fixed block is fixedly installed on the upper end of the outer wall of the preservation shell, a motor is fixedly installed on the upper end of the outer wall of the fixed block, a rotating shaft is fixedly installed on the output end of the motor, and the lower end of the outer wall of the rotating shaft penetrates through the lower end of the outer wall of the fixed block and extends into the constant-temperature water tank.
[0010] As a further technical scheme of the utility model, the fixed block is fixedly installed on the upper end of the outer wall of the preservation shell, a motor is fixedly installed on the upper end of the outer wall of the fixed block, a rotating shaft is fixedly installed on the output end of the motor, and the lower end of the outer wall of the rotating shaft penetrates through the lower end of the outer wall of the fixed block and extends into the constant-temperature water tank.
[0011] As a further technical scheme of the utility model, the fixed block is fixedly installed on the upper end of the outer wall of the preservation shell, a motor is fixedly installed on the upper end of the outer wall of the fixed block, a rotating shaft is fixedly installed on the output end of the motor, and the lower end of the outer wall of the rotating shaft penetrates through the lower end of the outer wall of the fixed block and extends into the constant-temperature water tank.
[0012] As a further technical scheme of the utility model, the fixed block is fixedly installed on the upper end of the outer wall of the preservation shell, a motor is fixedly installed on the upper end of the outer wall of the fixed block, a rotating shaft is fixedly installed on the output end of the motor, and the lower end of the outer wall of the rotating shaft penetrates through the lower end of the outer wall of the fixed block and extends into the constant-temperature water tank.
[0013] The utility model provides a pesticide residue detection test tube constant temperature preservation device, and has the following beneficial effects compared with the prior art:
[0014] 1, the utility model discloses in using, through the electric heating wire in starting heating frame to the water in constant temperature water tank is heated and is kept warm, and the detection personnel can place the detection test tube that needs constant temperature preservation to test tube and place the shell, and the hot water in constant temperature water tank can enter test tube and place the shell inside through hole no.
[0015] 2, the utility model discloses in using, can rotate the rotating shaft by starting motor, and the rotation of rotating shaft drives helical blade to rotate, and the water in constant temperature water tank is constantly stirred, and when constant temperature water tank is heated, the water at each position can keep the same temperature, guarantee that all detection test tubes can be kept at the same temperature. ACCURACY
[0016] Figure 1 It is the structure schematic view of the utility model;
[0017] Figure 2 It is the internal section view of the utility model;
[0018] Figure 3 It is the plan view of the utility model;
[0019] Figure 4 It is the structure schematic view of the utility model test tube and place the shell place's elevation structure;
[0020] Figure 5 It is the internal structure section view of the utility model annular connection frame and test tube and place the shell.
[0021] In the figure: 1, detection test tube; 100, storage shell; 110, card pasting groove; 200, constant temperature water tank; 300, annular connecting frame; 310, test tube placing shell; 320, hole one; 330, hole two; 400, heating frame; 410, electric heating wire; 500, temperature sensor; 600, microcontroller; 700, fixed block; 710, motor; 720, rotating shaft; 730, spiral blade; 800, clamping pad; 810, sleeve ring; 900, annular sponge sleeve. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0023] Please refer to Figures 1-5The utility model provides a kind of pesticide residue detection test tube constant temperature storage device technical scheme: including storage shell 100, constant temperature water tank 200 is opened in storage shell 100 inside, annular connecting frame 300 is fixedly installed with the circular arrangement on the outer wall upper end of storage shell 100, test tube placing shell 310 is fixedly connected with the outer wall lower end of annular connecting frame 300, hole one 320 is evenly opened in the lateral wall of test tube placing shell 310, heating frame 400 is fixedly installed with the middle part of the inner wall lower end of constant temperature water tank 200, electric heating wire 410 is fixedly installed in heating frame 400 inside, water that can be heat preservation treatment to detection test tube 1 is added in constant temperature water tank 200, water in constant temperature water tank 200 is heated and heat preservation by starting electric heating wire 410 in heating frame 400, detection personnel can place the detection test tube 1 needing constant temperature storage into test tube placing shell 310, warm water in constant temperature water tank 200 can enter into the inside of test tube placing shell 310 by hole one 320, and detection test tube 1 in test tube placing shell 310 is carried out constant temperature storage processing.Hole two 330 is opened in the outer wall lower end of test tube placing shell 310, and hole two 330 can facilitate the mutual flow of water of test tube placing shell 310 and water in constant temperature water tank 200.Temperature sensor 500 that is communicated with the inside of constant temperature water tank 200 is fixedly installed with the upper end of the outside of storage shell 100, microcontroller 600 is fixedly installed with the upper end of the outer wall of storage shell 100, microcontroller 600 and temperature sensor 500 are electrically connected with electric heating wire 410, temperature sensor 500 can monitor the water temperature in constant temperature water tank 200, and when detecting that the water temperature in constant temperature water tank 200 is too low, can be fed back to microcontroller 600 to start electric heating wire 410.Constant block 700 is fixedly installed with the middle part of the upper end of the outer wall of storage shell 100, motor 710 is fixedly installed with the upper end of the outer wall of constant block 700, motor output end is fixedly installed with rotating shaft 720, rotating shaft 720 outer wall lower end penetrates the lower end of the outer wall of constant block 700 and extends into constant temperature water tank 200, spiral blade 730 is fixedly installed with the lateral wall of rotating shaft 720 and located in constant temperature water tank 200, can rotate rotating shaft 720 by starting motor 710, the rotation of rotating shaft 720 drives spiral blade 730 to rotate, the water in constant temperature water tank 200 is constantly agitated, so that the water at each position in constant temperature water tank 200 maintains the same temperature, ensure that all detection test tubes 1 can be constant temperature storage at the same temperature.
[0024] As Figure 5 Indicated, clamping pad 800 is fixedly installed with the circular arrangement on the lower inside wall of test tube placing shell 310, sleeve joint ring 810 is fixedly installed with the upper end of the inside wall of test tube placing shell 310, detection test tube 1 is sleeved in sleeve joint ring 810, can be clamped and fixed detection test tube 1 in test tube placing shell 310 by sleeve joint ring 810 and clamping pad 800, prevent it from shaking when being placed in test tube placing shell 310.
[0025] AsFigure 5 As shown, the inner side wall of the annular connecting frame 300 is fixedly connected with an annular sponge sleeve 900, when the detection personnel draws the detection test tube 1 from the test tube placing shell 310, the annular sponge sleeve 900 can wipe the outer wall of the detection test tube 1, and remove the water drops on the outer wall of the detection test tube 1.
[0026] As shown in Figure 1 and Figure 2 The outer wall of the storage shell 100 is fixedly installed with a card sticking groove 110 at the upper end of the circumference, and the card sticking groove 110 is used for sticking the number information card of the detection test tube 1.
[0027] The working principle of the utility model is as follows: in use, the constant temperature water tank 200 is added with water capable of carrying out heat preservation treatment on the detection test tube 1, the temperature sensor 500 can monitor the water temperature in the constant temperature water tank 200, and when the water temperature in the constant temperature water tank 200 is detected to be too low, the microcontroller 600 can be fed back to start the electric heating wire 410, the water in the constant temperature water tank 200 is heated and preserved by starting the electric heating wire 410 in the heating frame 400, the detection personnel can place the detection test tube 1 needing constant temperature preservation into the test tube placing shell 310, the warm water in the constant temperature water tank 200 can enter the inside of the test tube placing shell 310 through the hole one 320, and the detection test tube 1 in the test tube placing shell 310 is carried out constant temperature preservation treatment, and the electric motor 710 can be started to rotate the rotating shaft 720, the rotating shaft 720 is rotated to drive the spiral blade 730 to rotate, the water in the constant temperature water tank 200 is continuously stirred, the water at each position in the constant temperature water tank 200 maintains the same temperature, and all the detection test tubes 1 can be preserved at the same temperature.
[0028] The above only is the preferred implementation manner of the utility model, it should be pointed out that, for ordinary skilled person in the art, on the premise of not departing from the principle of the utility model, can make several improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model. The structure, device and operation method not specifically described and explained in the utility model, if no special description and limitation, all are implemented according to the conventional means in the field.
Claims
1. A pesticide residue detection test tube constant temperature storage device, comprising a storage shell (100), characterized in that: The inside of the preservation shell (100) is provided with a constant temperature water tank (200), the outer wall of the preservation shell (100) is fixedly installed with an annular connecting frame (300) in the circumferential direction at the upper end, the outer wall of the annular connecting frame (300) is fixedly connected with a test tube placing shell (310) at the lower end, the side wall of the test tube placing shell (310) is uniformly provided with a hole one (320), the inner wall of the constant temperature water tank (200) is fixedly installed with a heating frame (400) at the lower end of the middle part, and the inside of the heating frame (400) is fixedly installed with an electric heating wire (410).
2. The pesticide residue test tube constant temperature storage device according to claim 1, characterized in that, The outer wall of the test tube placing shell (310) is provided with a hole two (330) at the lower end.
3. The pesticide residue test tube constant temperature storage device according to claim 1, characterized in that, The outer wall of the preservation shell (100) is fixedly installed with a temperature sensor (500) at the upper end, which is in communication with the inside of the constant temperature water tank (200), and a microcontroller (600) is fixedly installed at the upper end of the outer wall of the preservation shell (100).
4. The pesticide residue test tube constant temperature storage device according to claim 1, characterized in that, The outer wall of the preservation shell (100) is fixedly installed with a fixed block (700) at the upper end of the middle part, the outer wall of the fixed block (700) is fixedly installed with a motor (710) at the upper end, the output end of the motor (710) is fixedly installed with a rotating shaft (720), the outer wall of the rotating shaft (720) is fixedly installed with a spiral blade (730) at the lower end and extends into the constant temperature water tank (200) through the lower end of the outer wall of the fixed block (700).
5. The pesticide residue test tube constant temperature storage device according to claim 1, characterized in that, The inner wall of the test tube placing shell (310) is fixedly installed with a clamping pad (800) in the circumferential direction at the lower end, the inner wall of the test tube placing shell (310) is fixedly installed with a sleeve ring (810) at the upper end, and the sleeve ring (810) is sleeved with a detection test tube (1).
6. The pesticide residue test tube constant temperature storage device according to claim 1, characterized in that, The inner side wall of the annular connecting frame (300) is fixedly connected with an annular sponge sleeve (900).
7. The pesticide residue test tube constant temperature storage device according to claim 1, characterized in that, The outer wall of the preservation shell (100) is fixedly installed with a card sticking groove (110) in the circumferential direction at the upper end.