Rapid detection device for content of pesticide residues in tea leaves

Abstract

The utility model discloses a tea leaf pesticide residue content rapid detection device which comprises a bottom plate, a heating barrel, a water inlet pipe, a water outlet pipe, a vertical frame, a tea leaf leaching mechanism and a detection oscillation mechanism, and the tea leaf leaching mechanism comprises an electric heater, a boss, a supporting net, a fixing frame, a connecting block, a fixing buckle and a sample cylinder. The detection oscillation mechanism comprises a rotating rod, an impact wheel, an oscillation motor, a vertical plate, a connecting spring, a moving plate, a sliding groove and a detection cylinder. The utility model belongs to the technical field of tea pesticide residue detection, and the electric heater is started to heat each group of sample barrels in the heating barrel in a water bath manner, so that a batch of tea can be conveniently boiled to extract an extract sample for subsequent pesticide residue content detection; the impact wheel can be driven to eccentrically rotate by starting the oscillation motor, so that the detection cylinder is intermittently impacted conveniently to slide back and forth to automatically oscillate, mix and detect an internal sample solution.

Description

TECHNICAL FIELD

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

[0002] In the process of tea planting, in order to make it not be eroded by pests, tea farmers will spray pesticides for prevention and control, so that tea will have pesticide residues after maturity, and pesticide residues are one of important indexes of tea health quality, so the detection of tea pesticide residue content is particularly important.

[0003] The existing tea pesticide residue content detection is mostly direct addition of detection solution to tea extract for mixing reaction comparison, but the tea extract extraction is inconvenient for batch cooking of tea samples to form multiple control groups according to detection requirements, and the tea sample solution is not convenient for automatic shock mixing treatment during tea pesticide residue content detection, therefore, a tea pesticide residue content rapid detection device is urgently needed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that the existing tea pesticide residue content detection is inconvenient for multiple control group sample boiling extraction of tea extract, and is inconvenient for automatic shock mixing detection of tea sample solution.

[0005] In order to realize the above function, the technical scheme adopted by the utility model is as follows: a tea pesticide residue content rapid detection device, comprising a bottom plate, a heating barrel provided on the bottom plate, a water inlet pipe penetrating through the top of the side wall of the heating barrel and being fixedly connected with the heating barrel, a water outlet pipe penetrating through the bottom of the side wall of the heating barrel and being fixedly connected with the heating barrel, a stand fixedly connected to the bottom plate, a tea extract mechanism provided on the stand, and a detection shock mechanism provided in the heating barrel.

[0006] In order to realize the purpose of conveniently boiling and extracting extract samples from batch tea, the tea extract mechanism comprises an electric heater fixedly arranged at the bottom of the heating barrel, a boss fixedly connected to the inner wall of the heating barrel, a support net lapped on the boss, a fixing frame fixedly arranged on the support net, a connecting block fixedly arranged at the top of the fixing frame, a fixing buckle insertedly arranged on the connecting block, and a sample cylinder fixedly connected to the fixing buckle.

[0007] In order to smoothly realize the purpose of automatic shock mixing of tea sample solution, the detection shock mechanism comprises a rotating rod rotatably connected between the top wall and the bottom wall of the stand, a striking wheel is fixedly arranged on the rotating rod, a shock motor for driving the rotating rod to rotate is fixedly arranged on the top wall of the stand, a vertical plate is fixedly connected to the bottom plate, a connecting spring is oppositely arranged on the vertical plate, a moving plate is fixedly arranged on the connecting spring, a sliding groove is arranged on the bottom plate, and a detection cylinder is slidably arranged on the sliding groove and abuts against the moving plate.

[0008] Further, a closing cover is spirally arranged on the water outlet pipe, a transparent scale plate is fixedly arranged on the side wall of the sample cylinder, a transparent viewing plate is oppositely arranged on the side wall of the detection cylinder, and a striking block abutting against the striking wheel is fixedly arranged on the side wall of the detection cylinder.

[0009] Further, the rotating rod and the striking wheel are eccentrically arranged, and the fixing buckles are uniformly arranged at four corners of the fixing frame.

[0010] As preferred, the bottom plate is arranged in an H shape, the stand is arranged in an inclined U shape, the boss is arranged in a circular ring shape, and the vertical plate and the moving plate are both arranged in a circular arc shape.

[0011] The beneficial effects achieved by the utility model are as follows:

[0012] 1. The water bath in each group of sample cylinders in the heating barrel can be heated by turning on the electric heater, so that batch tea samples for extracting leachate are conveniently boiled for subsequent pesticide residue content detection.

[0013] 2. The striking wheel is driven to eccentrically rotate by turning on the shock motor, so that the detection cylinder is intermittently struck to reciprocatingly slide and automatically shock mix the internal sample solution. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A structural schematic view of a tea pesticide residue content rapid detection device is provided for the present scheme;

[0015] Figure 2 Another angle structural schematic view of a tea pesticide residue content rapid detection device is provided for the present scheme;

[0016] Figure 3 A sectional view of a tea pesticide residue content rapid detection device is provided for the present scheme;

[0017] Figure 4 Another angle sectional view of a tea pesticide residue content rapid detection device is provided for the present scheme.

[0018] The components are as follows: 1. Base plate; 2. Heating tank; 3. Water inlet pipe; 4. Water outlet pipe; 5. Stand; 6. Tea steeping mechanism; 7. Detection and vibration mechanism; 8. Electric heater; 9. Boss; 10. Support net; 11. Fixing frame; 12. Connecting block; 13. Fixing buckle; 14. Sample cylinder; 15. Rotating rod; 16. Impact wheel; 17. Vibration motor; 18. Stand plate; 19. Connecting spring; 20. Moving plate; 21. Slide groove; 22. Detection cylinder.

[0019] The accompanying drawings are provided to further understand the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation thereof. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0021] like Figures 1-2 As shown, in order to achieve the above functions, the technical solution adopted by this utility model is as follows: A rapid detection device for pesticide residues in tea includes a base plate 1, which is H-shaped, and a heating tank 2 set on the base plate 1. A water inlet pipe 3 is fixedly connected to the top of the side wall of the heating tank 2, and a water outlet pipe 4 is fixedly connected to the bottom of the side wall of the heating tank 2. A sealing cap is spirally provided on the water outlet pipe 4. A support frame 5 is fixedly connected to the base plate 1, which is U-shaped. The device also includes a tea leaching mechanism 6, which is set on the support frame 5, and a detection vibration mechanism 7, which is set inside the heating tank 2.

[0022] like Figures 3-4 As shown, the tea infusion mechanism 6 includes an electric heater 8 fixedly installed at the bottom of the heating tank 2, a boss 9 fixedly connected to the inner wall of the heating tank 2, the boss 9 being arranged in a circular shape, a support net 10 overlapping the boss 9, a fixing frame 11 fixedly installed on the support net 10, a connecting block 12 fixedly installed on the top of the fixing frame 11, a fixing buckle 13 inserted into the connecting block 12, a sample tube 14 fixedly connected to the fixing buckle 13, a transparent scale plate fixedly installed on the side wall of the sample tube 14, and the fixing buckle 13 and the sample tube 14 being evenly distributed at the four corners of the fixing frame 11.

[0023] like Figure 4As shown, the detection oscillation mechanism 7 includes a rotating rod 15 rotatably connected between the top wall and the bottom wall of the stand 5, the rotating rod 15 is fixedly provided with an impact wheel 16, the rotating rod 15 and the impact wheel 16 are eccentrically arranged, the top wall of the stand 5 is fixedly provided with an oscillation motor 17 for driving the rotating rod 15 to rotate, the bottom plate 1 is fixedly connected with a vertical plate 18, the vertical plate 18 is oppositely provided with a connecting spring 19, the connecting spring 19 is fixedly provided with a moving plate 20, the vertical plate 18 and the moving plate 20 are both arranged in a circular arc shape, the bottom plate 1 is provided with a sliding groove 21, the sliding groove 21 is slidably provided with a detection cylinder 22 abutting against the moving plate 20, the side wall of the detection cylinder 22 is oppositely provided with a transparent viewing plate, and the side wall of the detection cylinder 22 is fixedly provided with a striker abutting against the impact wheel 16.

[0024] In specific use, the user puts tea and water into each group of sample cylinders 14, then inserts each group of fixing buckles 13 into the connecting block 12, so as to fix each group of sample cylinders 14 on the fixing frame 11, and then places the fixing frame 11 together with the sample cylinders 14 on the boss 9, pours water from the water inlet pipe 3 into the heating barrel 2, and opens the electric heater 8 to heat the water in the heating barrel 2, so as to conveniently heat and boil the tea in the sample cylinders 14 to extract the tea infusions, pours the tea infusions in the sample cylinders 14 into the detection cylinder 22, and then pours the tea residue content detection solution into the detection cylinder 22, and opens the oscillation motor 17 to drive the rotating rod 15 and the impact wheel 16 to rotate, so that the impact wheel 16 rotates eccentrically to impact the detection cylinder 22, and the detection cylinder 22 moves with the moving plate 20 and also makes the connecting spring 19 stretch and contract, and the detection cylinder 22 reciprocatingly slides along the sliding groove 21 to automatically oscillate and mix the solution inside, so as to compare and check the tea residue content according to the discoloration of the solution, and the above is the whole use process of the tea residue content rapid detection device.

[0025] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0026] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0027] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A rapid detection device for pesticide residues in tea, comprising a base plate and a heating tank disposed on the base plate, wherein a water inlet pipe is fixedly connected to the top of the side wall of the heating tank, and a water outlet pipe is fixedly connected to the bottom of the side wall of the heating tank; and a support frame is fixedly connected to the base plate, characterized in that: Also include tea leaf infusion mechanism, the tea leaf infusion mechanism is arranged on the stand, also include detection shock mechanism, the detection shock mechanism is arranged in the heating bucket.

2. The tea pesticide residue content rapid detection device according to claim 1, characterized in that: The tea leaf infusion mechanism includes an electric heater fixedly arranged at the bottom of the heating bucket, a boss fixedly connected to the inner wall of the heating bucket, a support net overlapped on the boss, a fixing frame fixedly arranged on the support net, a connecting block fixedly arranged at the top of the fixing frame, a fixing buckle insertedly arranged on the connecting block, and a sample cylinder fixedly connected to the fixing buckle. 3.The tea pesticide residue content rapid detection device according to claim 2, characterized in that: The detection shock mechanism includes a rotating shaft rotatably connected between the top wall and the bottom wall of the stand, a striking wheel fixedly arranged on the rotating shaft, a shock motor fixedly arranged on the top wall of the stand and configured to drive the rotating shaft to rotate, a vertical plate fixedly connected to the bottom plate, a connecting spring oppositely arranged on the vertical plate, a moving plate fixedly arranged on the connecting spring, a sliding slot arranged on the bottom plate, and a detection cylinder slidably arranged in the sliding slot and abutting against the moving plate.

4. The tea pesticide residue content rapid detection device according to claim 3, characterized in that: A closing cover is spirally arranged on the water outlet pipe, a transparent scale plate is fixedly arranged on the side wall of the sample cylinder, a transparent viewing plate is oppositely arranged on the side wall of the detection cylinder, and a striking block abutting against the striking wheel is fixedly arranged on the side wall of the detection cylinder.

5. The tea pesticide residue content rapid detection device according to claim 4, characterized in that: The rotating shaft and the striking wheel are eccentrically arranged, and the fixing buckles and the sample cylinder are uniformly arranged at the four corners of the fixing frame.

6. The tea leaf pesticide residue content rapid detection device according to claim 5, characterized in that: The bottom plate is arranged in an H shape, the stand is arranged in an inclined U shape, and the boss is arranged in a circular ring shape, The vertical plate and the moving plate are both arranged in a circular arc shape.

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