CN112684124A - Many calories of food safety inspection equipment sampling device of high flux - Google Patents
Many calories of food safety inspection equipment sampling device of high flux Download PDFInfo
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- CN112684124A CN112684124A CN202110039800.4A CN202110039800A CN112684124A CN 112684124 A CN112684124 A CN 112684124A CN 202110039800 A CN202110039800 A CN 202110039800A CN 112684124 A CN112684124 A CN 112684124A
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- sample
- sample introduction
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- 238000005070 sampling Methods 0.000 title claims description 12
- 238000007689 inspection Methods 0.000 title claims description 4
- 230000004907 flux Effects 0.000 title claims description 3
- 238000001514 detection method Methods 0.000 claims abstract description 85
- 238000002347 injection Methods 0.000 claims abstract description 33
- 239000007924 injection Substances 0.000 claims abstract description 33
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 12
- 239000000126 substance Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 238000004587 chromatography analysis Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention discloses a sample introduction device of high-flux multi-card food safety detection equipment, which comprises a sample introduction rotary table and a sample introduction tray in sliding fit with a host, wherein the sample introduction rotary table is rotatably connected with the sample introduction tray through a rotating shaft, and the sample introduction tray is provided with a stepping motor capable of driving the sample introduction rotary table to rotate; the top surface of the sample injection rotary table is provided with a plurality of alignment grooves, the bottom surface of the sample injection rotary table is provided with alignment protrusions which correspond to the alignment grooves one to one, and the alignment protrusions can be clamped with the corresponding alignment grooves; the sample introduction tray is also provided with a photoelectric controller, the bottom surface of the sample introduction rotary disc is fixedly provided with a light blocking plate, and the light blocking plate can block the photoelectric controller when the sample introduction rotary disc rotates; the photoelectric controller and the stepping motor are respectively electrically connected with the program control module. The high-throughput sample introduction device of the multi-card food safety detection equipment improves the food safety detection efficiency.
Description
Technical Field
The invention relates to the technical field of food detection equipment, in particular to a high-throughput sample introduction device of multi-card food safety detection equipment.
Background
The food safety is related to the health of people and is valued by the nation and the whole society. Food safety detection is an important means for ensuring the safety of the dining table. Among the similar instruments for the current rapid detection of food safety, there are single instruments for detecting a dry chemical detection card detector, a fluorescence detector and a spectrophotometric detector, wherein the detectors for detecting the dry chemical detection card and the immune colloidal gold detection card are single-card sample injection, the working efficiency is low, and most of the detectors are qualitative detection; the fluorescence detector is single-card sample introduction and visual detection, and the working efficiency and the precision can not be ensured. The existing food safety quick detection equipment generally adopts detection cards to carry out sample introduction detection by a single card, one card inlet part can only carry out on-machine detection by one detection card, and can not carry out on-machine detection by a plurality of detection cards, and each card can not carry out on-machine detection by a plurality of samples in different batches, so that the problem caused by single-card detection operation is solved, and the working efficiency is low; affecting the application of comprehensive detection technology.
In addition, the existing food safety detection is only finished in a laboratory by using various instruments in order to achieve an ideal detection result, has obvious defects compared with the current food safety detection requirements, and has the following defects: (1) various laboratory detection equipment and professionals are required to operate to complete detection; (2) most of detection equipment is fixed laboratory equipment, so that the detection equipment is inconvenient to carry to the site for detection, the detection completion speed is slow, and the detection completion time is generally over 1 hour; (3) the laboratory detection equipment only has a detection function and cannot be in butt joint with the supervision platform to realize the uploading of monitoring data; (4) the existing quick detection instrument has single function and low working efficiency.
Disclosure of Invention
The invention aims to provide a high-flux sample feeding device of multi-card food safety detection equipment, which is used for solving the problems in the prior art and improving the food safety detection efficiency.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a sample introduction device of high-flux multi-card food safety detection equipment, which comprises a sample introduction rotary table and a sample introduction tray in sliding fit with a host, wherein the sample introduction rotary table is rotatably connected with the sample introduction tray through a rotating shaft, and the sample introduction tray is provided with a stepping motor capable of driving the sample introduction rotary table to rotate; the top surface of the sample injection rotary disc is provided with a plurality of alignment grooves, the bottom surface of the sample injection rotary disc is provided with alignment protrusions which correspond to the alignment grooves one to one, and the alignment protrusions can be clamped with the corresponding alignment grooves; the sample introduction tray is also provided with a photoelectric controller, the bottom surface of the sample introduction rotary table is fixedly provided with a light blocking plate, and the light blocking plate can shield the photoelectric controller when the sample introduction rotary table rotates; the photoelectric controller and the stepping motor are respectively and electrically connected with the program control module.
Preferably, the outer side walls of the two sides of the sample injection tray are respectively and fixedly provided with a guide rail, the side wall of the host machine corresponds to the guide rail and is provided with a rail groove, and the guide rail is in sliding fit with the rail groove.
Preferably, the outer side wall of the rear end of the sample feeding tray is provided with an elastic lock, and the outer side wall of the front end of the sample feeding tray is fixedly provided with an in-out press point capable of controlling the elastic lock.
Preferably, a driving belt wheel is fixedly arranged on an output shaft of the stepping motor, and a transmission belt is wound on the driving belt wheel and the sample injection turntable.
Preferably, a convex surface is arranged in the center of the top surface of the sample injection turntable, a concave surface is arranged on the bottom surface of the sample injection turntable corresponding to the convex surface, the alignment groove is arranged on the convex surface, and the alignment convex is arranged on the concave surface; and a magnetic block is fixedly arranged in the center of the concave surface.
Preferably, a plurality of clamping grooves are formed in the top surface of the sample injection plate, and card taking top holes corresponding to the clamping grooves one to one are uniformly formed between the concave surface and the edge of the sample injection plate; the card taking top hole is communicated with the corresponding card slot.
Compared with the prior art, the invention has the following technical effects:
the high-throughput sample introduction device of the multi-card food safety detection equipment improves the food safety detection efficiency. The sample introduction device of the high-flux multi-card food safety detection equipment can meet the sample introduction requirement of more than 4 detection cards, provides a key technology for realizing the detection of multiple functions of one detection instrument, and is possible to integrate the detection functions of the detection instruments such as a chromatographic analyzer, a spectrophotometer and a fluorescence analyzer into a whole, thereby reducing the instrument investment of a detection mechanism, simplifying the detection operation and saving operators. Because each sample injection tray can perform batch sample injection and high-throughput detection, a large number of repeated operation processes are reduced, errors caused by artificial factors are avoided, and the accuracy is improved; the detection time is shortened, and the working efficiency can be obviously improved. The intelligent operating system and all detection module software are configured on the host machine of the sample introduction device of the high-throughput multi-card food safety detection equipment, sample introduction detection, detection result judgment, detection data uploading and data storage are automatically completed, and the host machine is in butt joint with the supervision platform.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a sample injection device of the high-throughput multi-card food safety detection device of the invention;
FIG. 2 is a schematic view of a partial structure of a sample injection device of the high-throughput multi-card food safety detection device according to the present invention;
FIG. 3 is a schematic structural diagram of a sample introduction turntable in a sample introduction device of the high-throughput multi-card food safety detection device of the invention;
FIG. 4 is a schematic structural diagram of a sample injection device of the high-throughput multi-card food safety inspection apparatus of the present invention, which is arranged on a host;
FIG. 5 is a schematic structural diagram of a colloidal gold card sample feeding tray in a sample feeding device of the high-throughput multi-card food safety detection apparatus of the present invention;
FIG. 6 is a schematic structural diagram of a reflection fluorescence chuck in a sample introduction device of the high-throughput multi-card food safety detection device of the invention;
FIG. 7 is a schematic structural diagram of a chemical infiltration chuck in a sample introduction device of the high-throughput multi-card food safety detection apparatus of the present invention;
FIG. 8 is a schematic structural diagram of a dry-type chromatography cartridge in a sample introduction device of the high-throughput multi-cartridge food safety detection apparatus of the present invention;
wherein: 1. a sample introduction tray; 2. a guide rail; 3. a rail groove; 4. a sample injection turntable; 5. a central hole of the turntable; 6. a drive belt; 7. a convex surface; 8. aligning the groove; 9. resetting the control circuit; 10. a motor circuit; 11. a spring lock; 12. a stepping motor; 13. a rotating shaft; 14. a photoelectric controller; 15. entering and exiting according to points; 16. the bottom surface of the sample injection turntable; 17. a big-end screw rod; 18. a light blocking plate; 19. the front of the host; 20. a computer touch screen; 21. a sample feeding disc; 22. a colloidal gold card sample feeding disc; 23. a loading arrow; 24. a colloidal gold clamping groove; 25. a reflective fluorescent chuck; 26. a reflective fluorescent card slot; 27. a chemical infiltration chuck; 28. a chemical infiltration card slot; 29. a bottom surface of the sample tray; 30. taking a card top hole; 31. a concave surface; 32. aligning convex; 33. a magnetic block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The invention aims to provide a high-flux sample feeding device of multi-card food safety detection equipment, which is used for solving the problems in the prior art and improving the food safety detection efficiency.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 8: the embodiment provides a sample introduction device of high-throughput multi-card food safety detection equipment, which comprises a sample introduction rotary table 4 and a sample introduction tray 1 in sliding fit with a host.
Wherein, the lateral wall of advance kind tray 1 both sides sets firmly respectively has guide rail 2, corresponds guide rail 2 on the host computer lateral wall and is provided with rail groove 3, guide rail 2 and the rail groove 3 sliding fit who corresponds. An elastic lock 11 is arranged on the outer side wall of the rear end of the sample introduction tray 1, and an in-and-out press point 15 capable of controlling the elastic lock 11 is fixedly arranged on the outer side wall of the front end of the sample introduction tray 1.
The sample introduction rotary table 4 is rotatably connected with the sample introduction tray 1 through a rotary shaft 13, the rotary table central hole 5 is arranged in the center of the bottom surface 16 of the sample introduction rotary table, the rotary shaft 13 is rotatably matched with the rotary table central hole 5, and the sample introduction rotary table 4 is fixedly connected with the rotary table rotary shaft 13 through a large-head screw 17 through the rotary table central hole 5, so that the sample introduction rotary table 4 cannot be separated from the rotary table rotary shaft 13 but can flexibly rotate; a stepping motor 12 capable of driving the sample injection turntable 4 to rotate is arranged on the sample injection tray 1; the output shaft of the stepping motor 12 is fixedly provided with a driving belt wheel, and the driving belt wheel and the sample injection turntable 4 are wound with a transmission belt 6.
The top surface of advance kind carousel 4 is provided with a plurality of counterpoint recesses 8, advances the top surface central authorities of kind carousel 4 and is provided with convex surface 7, and counterpoint recess 8 sets up on convex surface 7. The sample introduction tray 1 is also provided with a photoelectric controller 14, the bottom surface 16 of the sample introduction turntable is fixedly provided with a light blocking plate 18, and the light blocking plate 18 can block the photoelectric controller 14 when the sample introduction turntable 4 rotates; the photoelectric controller 14 is electrically connected with the program control module through a reset control circuit 9, and the stepping motor 12 is electrically connected with the program control module through a motor circuit 10.
The bottom surface 29 of the sample injection plate is provided with alignment protrusions 32 which correspond to the alignment grooves 8 one by one, and the alignment protrusions 32 can be clamped with the corresponding alignment grooves 8; the bottom surface 29 of the sample injection plate is provided with a concave surface 31 corresponding to the convex surface 7, and the alignment convex 32 is arranged on the concave surface 31; the center of the concave surface 31 is also fixedly provided with a magnetic block 33, a big-end screw rod 17 is arranged on the sample injection turntable 4 corresponding to the magnetic block 33, and the magnetic block 33 can be adsorbed on the big-end screw rod 17 when the sample injection disk 21 is arranged on the sample injection turntable 4. A plurality of clamping grooves are formed in the top surface of the sample injection disc 21, and card taking top holes 30 corresponding to the clamping grooves one to one are uniformly formed between the concave surface 31 and the edge of the sample injection disc 21; the card taking top hole 30 is communicated with the corresponding card slot; the top surface of the sample tray 21 can have various different styles, and the sample tray 21 can be divided into a colloidal gold card sample tray 22, a chemical infiltration chuck 27, a reflection fluorescence chuck 25 and a dry chromatography chuck according to the different styles of the top surface of the sample tray 21, and can be expanded according to the detection requirement; a loading arrow 23 and a colloidal gold clamping groove 24 are arranged on the top surface of the colloidal gold card sample-entering disc 22; a reflective fluorescent card slot 26 and a loading arrow 23 are arranged on the top surface of the reflective fluorescent card disc 25; a chemical infiltration clamping groove 28 and a tray loading arrow 23 are arranged on the top surface of the chemical infiltration chuck 27; the top surface of the dry chromatography cartridge is provided with a loading arrow 23 and a dry chromatography slot.
The sampling device of the high-throughput multi-card food safety detection equipment of the embodiment adopts four different sampling discs 21, and the sampling disc 22 is used as an example, and the specific use process of the sampling device of the high-throughput multi-card food safety detection equipment of the embodiment is as follows:
firstly, before use, the configuration and debugging of the instrument are carried out, standard information of detection items is input in a food safety comprehensive detection and analysis system arranged on a host computer through a computer touch screen 20 on the front surface 19 of the host computer, and the standard card is used for checking and debugging accurately. When the system is used, a power switch is turned on, and the 'colloidal gold card detection' is selected according to the prompting detection type on the interface of the 'food safety comprehensive detection and analysis system' through the computer touch screen 20. Lightly pressing the in-out pressing point 15, and popping up the sample feeding tray 1; selecting a colloidal gold card sample feeding disc 22, numbering colloidal gold detection cards to be detected, and sequentially placing the colloidal gold detection cards into a colloidal gold clamping groove 24; and aligning a tray loading arrow 23 with a detection card to an in-out pressing point 15 of the sample feeding tray 1, placing the sample feeding rotary disc 4, fitting a convex surface 7 on the sample feeding rotary disc 4 with a concave surface 31 on the back of the sample feeding disc 21, and fitting an alignment groove 8 with an alignment convex 32, and sucking a magnetic block 33 with a big-end screw 17 to keep the stability of the sample feeding disc 21. Then clicking 'detection' on the operation interface, automatically positioning the turntable, finishing detection according to the order of the instructions, and carrying out detection according to the selected detection card.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (6)
1. The utility model provides a many cards of high flux food safety inspection equipment sampling device which characterized in that: the sample feeding device comprises a sample feeding rotary table and a sample feeding tray in sliding fit with a host, wherein the sample feeding rotary table is rotatably connected with the sample feeding tray through a rotating shaft, and a stepping motor capable of driving the sample feeding rotary table to rotate is arranged on the sample feeding tray; the top surface of the sample injection rotary disc is provided with a plurality of alignment grooves, the bottom surface of the sample injection rotary disc is provided with alignment protrusions which correspond to the alignment grooves one to one, and the alignment protrusions can be clamped with the corresponding alignment grooves; the sample introduction tray is also provided with a photoelectric controller, the bottom surface of the sample introduction rotary table is fixedly provided with a light blocking plate, and the light blocking plate can shield the photoelectric controller when the sample introduction rotary table rotates; the photoelectric controller and the stepping motor are respectively and electrically connected with the program control module.
2. The sampling device of the high-throughput multi-card food safety detection equipment according to claim 1, characterized in that: the lateral wall of advance kind tray both sides sets firmly the guide rail respectively, corresponds on the host computer lateral wall the guide rail is provided with the rail groove, the guide rail with correspond rail groove sliding fit.
3. The sampling device of the high-throughput multi-card food safety detection equipment according to claim 1, characterized in that: the outer side wall of the rear end of the sample feeding tray is provided with an elastic lock, and the outer side wall of the front end of the sample feeding tray is fixedly provided with a press point capable of controlling the elastic lock to move in and out.
4. The sampling device of the high-throughput multi-card food safety detection equipment according to claim 1, characterized in that: and a driving belt wheel is fixedly arranged on an output shaft of the stepping motor, and a transmission belt is wound on the driving belt wheel and the sample injection turntable.
5. The sampling device of the high-throughput multi-card food safety detection equipment according to claim 1, characterized in that: a convex surface is arranged in the center of the top surface of the sample injection rotary disc, a concave surface is arranged on the bottom surface of the sample injection disc corresponding to the convex surface, the alignment groove is arranged on the convex surface, and the alignment convex is arranged on the concave surface; and a magnetic block is fixedly arranged in the center of the concave surface.
6. The sampling device of the high-throughput multi-card food safety detection equipment according to claim 5, characterized in that: a plurality of clamping grooves are formed in the top surface of the sample feeding disc, and card taking top holes corresponding to the clamping grooves one to one are uniformly formed between the concave surface and the edge of the sample feeding disc; the card taking top hole is communicated with the corresponding card slot.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110039800.4A CN112684124A (en) | 2021-01-13 | 2021-01-13 | Many calories of food safety inspection equipment sampling device of high flux |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110039800.4A CN112684124A (en) | 2021-01-13 | 2021-01-13 | Many calories of food safety inspection equipment sampling device of high flux |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022227467A1 (en) * | 2021-04-30 | 2022-11-03 | 南京岚煜生物科技有限公司 | Biochemical analyzer |
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- 2021-01-13 CN CN202110039800.4A patent/CN112684124A/en active Pending
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