A tea planting pesticide residue detection device
By designing a pesticide residue detection device for tea planting, using weighing discs and solenoid valves to achieve accurate discharge of reagents, the mixing motor and stirring rod ensure uniform mixing of tea and reagents, solving the problems of uneven reagent ratio and exhaustion in traditional testing, and improving the accuracy and efficiency of detection.
Patent Information
- Application Number
- CN202420740209.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-11
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-04-11
AI Technical Summary
Traditional pesticide residue detection has manual operation in tea planting, resulting in uneven reagent ratios, large differences in the detection results, and exhausted operation and low efficiency.
A pesticide residue detection device for tea planting is designed, including a base plate, support frame, mixing box, barrel, adjustment and drainage mechanism and placement mechanism. The precise discharge of reagents is achieved through weighing discs and solenoid valves. The mixing motor and mixing rod ensure uniform mixing of tea and reagents. The flow tube and pesticide residue speed measurement card are used for detection and result verification.
The precise discharge of reagents and uniform mixing of tea leaves are achieved, the accuracy and efficiency of testing are improved, the fatigue of manual operation is reduced, and the rigor of the test results is ensured.
Smart Images
Figure CN222704494U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pesticide residue detection, in particular to a tea planting pesticide residue detection device. Background Art
[0002] Tea is one of the three famous beverages in the world and is known as the "Emperor of Oriental Beverages". According to analysis, tea contains more than 400 ingredients, including caffeine, tannin, tea polyphenols, protein, carbohydrates, free amino acids, chlorophyll, carotene, aromatic oils, enzymes, provitamin A, vitamin B, vitamin C, vitamin E, vitamin P, inorganic salts, trace elements, etc. Because tea has the above ingredients and raw materials, tea has a good health care effect and is loved by consumers, and even developed into a tea ceremony. With the change of environment, it is inevitable that dust, pesticide residues, acid rain residues, excessive heavy metals and other problems will remain on the new leaves during the growth process of tea. In order to improve the safety of consumers, some leaf samples are usually taken for pesticide residue detection.
[0003] Traditional pesticide residue detection usually involves pouring clean water into a beaker containing leaf samples, shaking it, then adding a certain amount of reaction reagent, and continuing to shake it. After shaking, the pesticide residue situation in the tea can be judged using a pesticide residue rapid test card. However, this operation is generally performed manually, which is prone to detection differences due to uneven reagent ratios. In addition, manual operation is also tiring during long-term operation, resulting in poor detection results.
[0004] Therefore, it is necessary to provide a new tea planting pesticide residue detection device to solve the above technical problems. Utility Model Content
[0005] In order to solve the technical problem that artificially proportioned medicines are prone to detection differences due to uneven reagent proportions, the utility model provides a tea planting pesticide residue detection device.
[0006] The tea planting pesticide residue detection device provided by the utility model comprises: a base plate; a support frame, the support frame is fixedly installed on the top of the base plate; a mixing box, the mixing box is fixedly installed on the top inner wall of the support frame; a plurality of barrels, the plurality of barrels are fixedly installed on the top of the mixing box; a pesticide residue detection table, the pesticide residue detection table is fixedly installed on the top of the base plate; a plurality of regulating and draining mechanisms, the plurality of regulating and draining mechanisms are respectively arranged in the plurality of barrels for quantitative drainage; a placing mechanism, the placing mechanism is arranged on the support frame for centrally placing tea samples that need to be detected.
[0007] Preferably, the regulating discharge mechanism includes a reagent barrel, a weighing disk, a discharge pipe and a first solenoid valve, the reagent barrel is slidably installed in the barrel, the weighing disk is arranged on the bottom inner wall of the barrel, and the force-bearing end of the weighing disk is in contact with the bottom of the reagent barrel, the bottom of the barrel is provided with an opening, the discharge pipe is arranged in the opening, the discharge pipe extends into the mixing box, and the discharge pipe is fixedly connected to the reagent barrel, and the first solenoid valve is arranged on the discharge pipe.
[0008] Preferably, the placement mechanism includes a placement port, a support cover and a containing cylinder, the placement port is opened at the top of the support frame, the support cover is arranged in the placement port, an opening is opened on the top of the mixing box, the opening is fixedly connected to the placement port, the containing cylinder is arranged in the opening, the containing cylinder is threadedly connected to the support cover, and the containing cylinder is a hollow structure.
[0009] Preferably, a stirring motor is fixedly mounted on the bottom of the mixing box, a stirring rod is rotatably mounted on the inner wall of the bottom of the mixing box, and the output shaft of the stirring motor is fixedly connected to the rotating shaft of the stirring rod.
[0010] Preferably, a plurality of flow guide pipes are fixedly installed at the bottom of the mixing box, and a second solenoid valve is disposed on each of the plurality of flow guide pipes.
[0011] Preferably, a plurality of grooves are provided on the top of the pesticide residue detection platform, the plurality of grooves are respectively arranged corresponding to the plurality of guide tubes, and a pesticide residue rapid detection card is provided on the bottom inner wall of the plurality of grooves.
[0012] Preferably, each of the plurality of cartridges is provided with an observation port, and the reagent cartridge is made of a transparent material.
[0013] Compared with the related art, the tea planting pesticide residue detection device provided by the utility model has the following beneficial effects:
[0014] The utility model provides a tea planting pesticide residue detection device:
[0015] 1. The main body of the device is supported by a support frame, which improves the stability of the device. The reagent cylinder is weighed by adjusting the weighing disk in the discharge mechanism. When the reagent discharge reaches a certain weight, the weighing disk transmits an electrical signal to the first solenoid valve, and then the first solenoid valve is closed, so that the reagent discharge is more accurate and the adjustment operation is simpler;
[0016] 2. The tea leaves are limited by the hollow holding cylinder in the placement mechanism, thereby preventing the tea leaves from breaking during mixing and stirring, facilitating subsequent recycling and improving the utilization rate of the tea leaves. The stirring rod is driven by the output shaft of the stirring motor to start rotating, so that the clean water and the reagent can be evenly mixed with the tea leaves, with a better mixing effect and less labor in operation.
[0017] 3. The mixed solution is discharged from the guide tube by opening the second solenoid valve. The liquid transmission process is relatively simple. The mixed solution is tested by the pesticide rapid test cards in multiple grooves on the pesticide residue detection table, and then the results of multiple groups of pesticide rapid test cards are compared to ensure the accuracy of the test and make the experimental results more rigorous. Through the observation port opened on the barrel, the reagent barrel is made of transparent material, which enables the staff to intuitively observe the remaining status of the reagent in the reagent barrel, which is convenient for subsequent replenishment. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 A schematic diagram of the main cross-sectional structure of a preferred embodiment of the tea planting pesticide residue detection device provided by the utility model;
[0019] Figure 2 A schematic diagram of the main structure of a preferred embodiment of the tea planting pesticide residue detection device provided by the utility model;
[0020] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part A shown in FIG.
[0021] Numbers in the figure: 1. bottom plate; 2. support frame; 3. mixing box; 4. barrel; 5. reagent barrel; 6. weighing plate; 7. drain pipe; 8. first solenoid valve; 9. placement port; 10. support cover; 11. holding barrel; 12. stirring motor; 13. stirring rod; 14. second solenoid valve; 15. pesticide residue detection table; 16. groove; 17. pesticide residue rapid test card; 18. observation port. DETAILED DESCRIPTION
[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.
[0023] Please refer to Figure 1-Figure 3 ,in, Figure 1 A schematic diagram of the main cross-sectional structure of a preferred embodiment of the tea planting pesticide residue detection device provided by the utility model; Figure 2 A schematic diagram of the main structure of a preferred embodiment of the tea planting pesticide residue detection device provided by the utility model; Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part A shown in FIG.
[0024] The tea planting pesticide residue detection device includes: a base plate 1; a support frame 2, the support frame 2 is fixedly installed on the top of the base plate 1; a mixing box 3, the mixing box 3 is fixedly installed on the top inner wall of the support frame 2; a plurality of barrels 4, the plurality of barrels 4 are fixedly installed on the top of the mixing box 3; a pesticide residue detection table 15, the pesticide residue detection table 15 is fixedly installed on the top of the base plate 1; a plurality of regulating and draining mechanisms, the plurality of regulating and draining mechanisms are respectively arranged in the plurality of barrels 4 for quantitative drainage; a placing mechanism, the placing mechanism is arranged on the support frame 2 for centrally placing tea samples that need to be detected, and the main body of the device is supported by the support frame 2, thereby improving the stability of the device.
[0025] The regulating and draining mechanism comprises a reagent barrel 5, a weighing disc 6, a drain pipe 7 and a first solenoid valve 8. The reagent barrel 5 is slidably mounted in the barrel 4. The weighing disc 6 is arranged on the inner wall at the bottom of the barrel 4, and the force-bearing end of the weighing disc 6 is in contact with the bottom of the reagent barrel 5. The bottom of the barrel 4 is provided with an opening, and the drain pipe 7 is arranged in the opening. The drain pipe 7 extends into the mixing box 3, and the drain pipe 7 is fixedly connected with the reagent barrel 5. The first solenoid valve 8 is arranged on the drain pipe 7. The reagent barrel 5 is weighed by adjusting the weighing disc 6 in the draining mechanism. When the reagent discharge reaches a certain weight, the weighing disc 6 transmits an electrical signal to the first solenoid valve 8, and then the first solenoid valve 8 is closed, so that the reagent discharge is more accurate and the regulating operation is simpler.
[0026] The placement mechanism includes a placement port 9, a support cover 10 and a containing cylinder 11. The placement port 9 is opened at the top of the support frame 2, and the support cover 10 is arranged in the placement port 9. An opening is opened at the top of the mixing box 3, and the opening is fixedly connected to the placement port 9. The containing cylinder 11 is arranged in the opening, and the containing cylinder 11 is threadedly connected to the support cover 10. The containing cylinder 11 is a hollow structure. The tea leaves are limited by the containing cylinder 11 with a hollow structure in the placement mechanism, so as to prevent the tea leaves from being broken during mixing and stirring, facilitate subsequent recycling, and improve the utilization rate of the tea leaves.
[0027] A stirring motor 12 is fixedly installed at the bottom of the mixing box 3, and a stirring rod 13 is rotatably installed on the inner wall of the bottom of the mixing box 3. The output shaft of the stirring motor 12 is fixedly connected to the rotating shaft of the stirring rod 13. The stirring rod 13 is driven by the output shaft of the stirring motor 12 to start rotating, so that the clean water and the reagent can be evenly mixed with the tea leaves, the mixing effect is better, and the operation is more labor-saving.
[0028] A plurality of guide tubes are fixedly installed at the bottom of the mixing box 3, and a second solenoid valve 14 is provided on each of the plurality of guide tubes. The mixed solution is discharged from the guide tube by opening the second solenoid valve 14, and the liquid transmission process is relatively simple.
[0029] A plurality of grooves 16 are provided on the top of the pesticide residue detection platform 15, and the plurality of grooves 16 are respectively arranged corresponding to the plurality of guide tubes. A pesticide residue rapid test card 17 is provided on the inner wall of the bottom of the plurality of grooves 16. The mixed solution is tested by the pesticide residue rapid test cards 17 in the plurality of grooves 16 on the pesticide residue detection platform 15, and then the results of the plurality of groups of pesticide residue rapid test cards 17 are compared to ensure the accuracy of the test and make the experimental results more rigorous.
[0030] The plurality of barrels 4 are provided with observation ports 18. The reagent barrel 5 is made of transparent material. Through the observation ports 18 provided on the barrel 4, the reagent barrel 5 is made of transparent material, so that the staff can visually observe the remaining status of the reagent in the reagent barrel 5, which is convenient for subsequent replenishment.
[0031] It is worth noting that the circuits, electronic components and modules involved in the present utility model are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by the present utility model does not involve improvements to software and methods.
[0032] The working principle of the tea planting pesticide residue detection device provided by the utility model is as follows:
[0033] This solution also has an electric control cabinet, which is installed on the equipment. When in use, each electrical device can be started and operated through the electric control cabinet. The power connection method of each electrical device is an existing mature technology, which is a well-known technology for people in this field and will not be described in detail here.
[0034] When in use, the first solenoid valve 8 is first started, and various reagents in the multiple reagent cartridges 5 are transferred to the mixing box 3 through the discharge pipe 7. At this time, the reagent cartridges 5 are weighed by the weighing plate 6. When the discharged reagent reaches a certain weight, the weighing plate 6 transmits an electrical signal to the first solenoid valve 8, and then the first solenoid valve 8 is closed, so that the reagent discharge is more accurate and the adjustment operation is simpler;
[0035] Then, the stirring motor 12 is started, and the stirring rod 13 is driven by the output shaft of the stirring motor 12 to start rotating, so that the clean water and the reagent can be evenly mixed with the tea leaves, the mixing effect is good, and the operation is relatively labor-saving. During the mixing, the tea leaves are limited by the hollow structure of the holding cylinder 11, so as to prevent the tea leaves from being broken during the mixing and stirring, which is convenient for subsequent recycling and improves the utilization rate of the tea leaves;
[0036] After the mixing and stirring is completed, the mixed solution is discharged from the guide tube by opening the second solenoid valve 14. The liquid transmission process is relatively simple. Then, the mixed solution is tested by the pesticide residue rapid test card 17 in the multiple grooves 16 on the pesticide residue detection table 15. Then, the results of multiple groups of pesticide residue rapid test cards 17 are compared to ensure the accuracy of the detection test and make the experimental results more rigorous.
[0037] Compared with the related art, the tea planting pesticide residue detection device provided by the utility model has the following beneficial effects:
[0038] The utility model provides a tea planting pesticide residue detection device, which supports the main body of the device through a support frame 2, thereby improving the stability of the device, and weighing the reagent cylinder 5 by adjusting the weighing plate 6 in the discharge mechanism. When the reagent discharge reaches a certain weight, the weighing plate 6 transmits an electrical signal to the first electromagnetic valve 8, and then the first electromagnetic valve 8 is closed, so that the reagent discharge is more accurate and the adjustment operation is simpler. The hollow structure of the placing cylinder 11 in the placing mechanism is used to limit the tea leaves, thereby preventing the tea leaves from being broken during mixing and stirring, facilitating subsequent recycling, and improving the utilization rate of the tea leaves. The output shaft of the stirring motor 12 drives the stirring rod 13 to start The mixing tube 14 is opened to discharge the mixed solution from the guide tube, and the liquid transmission process is relatively simple. The mixed solution is tested by the pesticide residue rapid test card 17 in the multiple grooves 16 on the pesticide residue detection table 15, and then the results of multiple groups of pesticide residue rapid test cards 17 are compared to ensure the accuracy of the test and make the experimental results more rigorous. The reagent cylinder 5 is made of transparent material through the observation port 18 opened on the barrel 4, which enables the staff to visually observe the remaining status of the reagent in the reagent cylinder 5, so as to facilitate the subsequent replenishment.
[0039] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. However, on the premise that technical personnel in this field understand the principle of the above-mentioned utility model, they can clearly know the details of its power mechanism, power supply system and control system.
[0040] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A tea planting pesticide residue detection device, characterized in that: include: Base plate; A support frame, the support frame is fixedly mounted on the top of the base plate; A mixing box, the mixing box is fixedly mounted on the top inner wall of the support frame; A plurality of barrels, each of which is fixedly mounted on the top of the mixing box; A pesticide residue detection platform, which is fixedly mounted on the top of the base plate; A plurality of regulating and discharging mechanisms, wherein the plurality of regulating and discharging mechanisms are respectively arranged in the plurality of barrels for quantitative discharging; A placing mechanism is arranged on the supporting frame for centrally placing tea samples that need to be tested.
2. The tea planting pesticide residue detection device according to claim 1, characterized in that: The regulating and draining mechanism comprises a reagent cartridge, a weighing plate, a draining pipe and a first solenoid valve, the reagent cartridge is slidably mounted in the cartridge, the weighing plate is arranged on the bottom inner wall of the cartridge, and the force-bearing end of the weighing plate is in contact with the bottom of the reagent cartridge, an opening is arranged at the bottom of the cartridge, the draining pipe is arranged in the opening, the draining pipe extends into the mixing box, and the draining pipe is fixedly connected to the reagent cartridge, and the first solenoid valve is arranged on the draining pipe.
3. The tea planting pesticide residue detection device according to claim 1, characterized in that: The placement mechanism includes a placement port, a support cover and a containing cylinder. The placement port is opened at the top of the support frame, the support cover is arranged in the placement port, an opening is opened on the top of the mixing box, the opening is fixedly connected to the placement port, the containing cylinder is arranged in the opening, the containing cylinder is threadedly connected to the support cover, and the containing cylinder is a hollow structure.
4. The tea planting pesticide residue detection device according to claim 1, characterized in that: A stirring motor is fixedly installed at the bottom of the mixing box, a stirring rod is rotatably installed on the inner wall of the bottom of the mixing box, and the output shaft of the stirring motor is fixedly connected to the rotating shaft of the stirring rod.
5. The tea planting pesticide residue detection device according to claim 1, characterized in that: A plurality of flow guide pipes are fixedly installed at the bottom of the mixing box, and a second solenoid valve is arranged on each of the plurality of flow guide pipes.
6. The tea planting pesticide residue detection device according to claim 5, characterized in that: A plurality of grooves are provided on the top of the pesticide residue detection platform, and the plurality of grooves are respectively arranged corresponding to the plurality of flow guide pipes, and pesticide residue rapid detection cards are arranged on the bottom inner walls of the plurality of grooves.
7. The tea planting pesticide residue detection device according to claim 2, characterized in that: A plurality of the barrels are each provided with an observation port, and the reagent barrel is made of a transparent material.