CN213749620U - Portable pesticide residue detector - Google Patents
Portable pesticide residue detector Download PDFInfo
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- CN213749620U CN213749620U CN202022450382.1U CN202022450382U CN213749620U CN 213749620 U CN213749620 U CN 213749620U CN 202022450382 U CN202022450382 U CN 202022450382U CN 213749620 U CN213749620 U CN 213749620U
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- detection
- pesticide residue
- residue detector
- magnetic switch
- magnet hole
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- 239000000447 pesticide residue Substances 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 74
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Abstract
The utility model provides a portable pesticide residue detector, including upper housing and lower casing be equipped with detection module, mainboard between upper housing and the lower casing, detection module includes cell detection storehouse and detection panel, cell detection storehouse is equipped with the detection cang gai, be equipped with the magnet hole on the detection cang gai, be equipped with Ru indisputable boron strong magnet in the magnet hole, cell detection storehouse up end is equipped with the galvanized sheet rather than the looks adaptation, be equipped with magnetic switch in the position relative to the magnet hole on the galvanized sheet lower extreme face; the detection panel is connected with the magnetic switch and the main board. The utility model discloses a portable pesticide residue detector has guaranteed the shading nature of lid, sets up a magnetic switch under the galvanized sheet, and when the lid closed, the closed signal can be received to the system, and the system can indicate to begin to measure, and the automatic stop of uncapping is measured. The pesticide residue detector has the advantages of good accuracy, high repeatability detection efficiency and convenience for rapidly detecting the pesticide residue content.
Description
Technical Field
The utility model belongs to the technical field of biochemistry, concretely relates to incomplete detector of portable farming.
Background
With the high development of food safety problems in recent years, the nation pays more attention to the food safety problems, the rapid identification of pesticide residues is an important part of the research field of food safety problems, and meanwhile, pesticide residues in agricultural products and food are important food safety problems concerning life health and safety of people. With the rapid development of information technology and internet technology, food inspection also enters a period of on-site online rapid detection from traditional laboratory offline inspection, the laboratory offline detection accuracy is high, but the detection time is long, and the timeliness of a detected sample is difficult to guarantee; the field quick detection has high timeliness, but is insufficient in quantitative analysis. The development of the spectrum technology makes up for the defect, in recent years, a plurality of biological technology companies or optical product companies at home and abroad develop researches in the aspect and provide pesticide residue quick-inspection equipment with various styles and functions, and because application purposes of developers are different, the design idea of the product is clear in large direction, and each product has the characteristics of the product. The product is based on the design of the predecessor, the application of the technology of precision, intellectualization and 'internet +' fusion is highlighted, the key technology of the existing pesticide residue quick detection equipment is optimized, the detection reaction is quick in the design and application of the project product, the manual intervention is effectively shielded, the sample detection coverage is wide, and the cloud database has strong real-time auxiliary safety evaluation and other characteristic functions.
As for the pesticide residue detection technology, analytical methods for conventional detection include a spectroscopic method, an enzyme inhibition method and a chromatographic method. The invention patent CN111220587A discloses a portable pesticide residue detector, which uses a fluorescence spectrum method, wherein a camera is arranged right above a circular experiment platform and is used for acquiring a fluorescence spectrum image of a blade to be detected which is arranged on the experiment platform; the light source excitation system and the reflected light receiving system are arranged on two sides of the circular experiment platform respectively at a certain mounting angle.
However, the pesticide residue detector disclosed above has drawbacks such as a large error in the measurement result by emitting and receiving light, and the fluorescence method is easily affected by the external environment, so that the accuracy cannot be ensured.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a portable pesticide residue detector, which has low production cost and high assembly efficiency; the structure of the product is optimized, the dead weight of the product is further reduced, and the portability of the product is enhanced
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a portable pesticide residue detector comprises an upper shell and a lower shell, wherein a detection module and a mainboard are arranged between the upper shell and the lower shell, the detection module comprises a cuvette detection bin and a detection panel, the cuvette detection bin is provided with a detection bin cover, a magnet hole is formed in the detection bin cover, a Ru Fe B strong magnet is arranged in the magnet hole, the upper end surface of the cuvette detection bin is provided with a galvanized plate matched with the cuvette detection bin, and a magnetic switch is arranged on the lower end surface of the galvanized plate at a position opposite to the magnet hole; the detection panel is connected with the magnetic switch and the main board.
Further, the detection bin cover and the upper shell are connected through a metal shaft.
Further, portable pesticide residue detector still includes thermal printer, thermal printer inlays and locates between last casing and the lower casing, with detect the panel and be connected.
Furthermore, a display screen is arranged on the main board.
The cuvette detection bin of the utility model is provided with a magnet hole and a galvanized plate, a magnetic switch is arranged on the galvanized plate, a Ru Fe B strong magnet is arranged in the magnet hole, and the Ru Fe B strong magnet can be adsorbed on the galvanized plate after being covered by a cover, so that the shading property of the cover is ensured; a magnetic switch is arranged below the galvanized plate, when the cover is closed, the detection panel receives a closing signal, the system can prompt that measurement is started, and the cover is opened to automatically stop measurement; the pesticide residue detector has the advantages of good accuracy, high repeatability detection efficiency and convenience for rapidly detecting the pesticide residue content.
The detection panel can convert optical signals measured in the cuvette detection bin into electric signals and control the whole circuit, the optical signals are collected and processed by the SMT32F103, data are transmitted to the mainboard through RS485, and then filtering, storage, printing and remote transmission are carried out; the control panel is connected with the thermal printer, and can directly and automatically pour the test result into the printer for printing.
The portable pesticide residue detector of the utility model can carry out self-defining setting, the detection result is clear, not only the biochemical and chemical reaction is rapidly realized, but also the integration of the color development and the detection process is better realized; secondary analysis is not needed, the precision of the detection line is improved, the error of the detection result is reduced, and the repeatability of the detection data is enhanced; the detection blind area is reduced, and the accuracy of the detection result data of the agricultural product food which contains high pigment components and is easy to generate false positive is further improved; the detection reagent developed and prepared by the self-development method can be repeatedly used, is low-carbon and environment-friendly, has high economic benefit and saves cost. The detection speed is high, the result is obtained in three minutes, and the detection time can be adjusted through actual conditions.
Drawings
FIG. 1 is a schematic structural view of the portable pesticide residue detector of the present invention;
fig. 2 is a schematic diagram of the structure of the detection module of the present invention.
The device comprises a detection bin cover 1, an upper shell 2, a thermal printer 3, a detection panel 4, a cuvette detection bin 5, a main board 6, a lower shell 7, a magnet hole 8, a galvanized plate 9 and a magnetic switch 10.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a portable pesticide residue detector comprises an upper shell 2 and a lower shell 7, wherein a detection module, a mainboard 6 and a thermal printer 3 are arranged between the upper shell 2 and the lower shell 7, the detection module comprises a cuvette detection bin 5 and a detection panel 4, the cuvette detection bin 5 is provided with a detection bin cover 1, the detection bin cover 1 is connected with the upper shell 2 through a metal shaft, the detection bin cover 1 is provided with a magnet hole 8, a ru ferrite boron strong magnet is arranged in the magnet hole 8, the upper end surface of the cuvette detection bin 5 is provided with a galvanized plate 9 matched with the cuvette detection bin cover, and a magnetic switch 10 is arranged at the position, opposite to the magnet hole 8, on the lower end surface of the galvanized plate 9; the detection panel 4 is connected with the thermal printer 3, the magnetic switch 10 and the main board 6; and a display screen is arranged on the main board 6.
The utility model discloses a portable pesticide residue detector's application method as follows:
1. after startup login, after startup initialization, a login interface is displayed for login, so that data collection is facilitated;
2. and clicking sample management on the main interface, listing all current fruit and vegetable names, clicking addition, inputting sample names and storing.
3. Selecting a sample needing to be printed, and removing the check for the items not needing to be printed;
4. setting a storage position, storing the result in the instrument body by default, if the result needs to be stored in a USB flash disk, checking the option of the USB flash disk, and inserting the USB flash disk into the back interface of the instrument;
5. preparing an experimental reagent, introducing the prepared sample reagent into a cuvette, facing a smooth surface of the cuvette to the light path channel, and closing a cuvette cover;
6. clicking a channel to select a sample to be tested, automatically configuring the channel to be opened, removing the check of the unused channel, putting the channel into a corresponding sample solution cuvette, clicking for detection, and starting analysis and calculation;
7. the detection result is displayed on a screen after the test is finished, whether the data is printed or not can be selected, and the data can be stored.
Those of ordinary skill in the art will understand that: the above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A portable pesticide residue detector is characterized by comprising an upper shell and a lower shell, wherein a detection module and a mainboard are arranged between the upper shell and the lower shell, the detection module comprises a cuvette detection bin and a detection panel, the cuvette detection bin is provided with a detection bin cover, a magnet hole is formed in the detection bin cover, a Ru Fe B strong magnet is arranged in the magnet hole, the upper end surface of the cuvette detection bin is provided with a galvanized plate matched with the cuvette detection bin, and a magnetic switch is arranged at the position, opposite to the magnet hole, of the lower end surface of the galvanized plate; the detection panel is connected with the magnetic switch and the main board.
2. The portable pesticide residue detector of claim 1, wherein the detection chamber cover and the upper housing are connected by a metal shaft.
3. The portable pesticide residue detector of claim 1, further comprising a thermal printer embedded between the upper housing and the lower housing and connected to the detection panel.
4. The portable pesticide residue detector of claim 1, wherein a display screen is arranged on the main board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022450382.1U CN213749620U (en) | 2020-10-29 | 2020-10-29 | Portable pesticide residue detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022450382.1U CN213749620U (en) | 2020-10-29 | 2020-10-29 | Portable pesticide residue detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213749620U true CN213749620U (en) | 2021-07-20 |
Family
ID=76855298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022450382.1U Active CN213749620U (en) | 2020-10-29 | 2020-10-29 | Portable pesticide residue detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213749620U (en) |
-
2020
- 2020-10-29 CN CN202022450382.1U patent/CN213749620U/en active Active
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