CN215263134U - Portable immunofluorescence chromatography detector - Google Patents
Portable immunofluorescence chromatography detector Download PDFInfo
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- CN215263134U CN215263134U CN202121736433.5U CN202121736433U CN215263134U CN 215263134 U CN215263134 U CN 215263134U CN 202121736433 U CN202121736433 U CN 202121736433U CN 215263134 U CN215263134 U CN 215263134U
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
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Abstract
The application discloses a portable immunofluorescence chromatography detector, relates to the technical field of fluorescence chromatography detection equipment, and solves the problems that an immunofluorescence chromatography instrument is large in size, high in manufacturing cost and not easy to popularize in a large range; an observation window for observing the detection card is arranged on the detection shell. The cost of the chromatography detector can be effectively reduced.
Description
Technical Field
The application relates to the technical field of fluorescence chromatography detection equipment, in particular to a portable immunofluorescence chromatography detector.
Background
In biological and medical detection, the fluorescence immunochromatography technology is a novel membrane detection technology based on antigen-antibody specific immunoreaction.
The general detection process is: and after the sample is chromatographed on the immunofluorescence detection card, reading the test paper by an immunofluorescence quantitative analyzer, analyzing and displaying a detection result. The immunofluorescence quantitative analyzer mainly comprises an optical part, a hardware circuit part and a system software part. The optical part is the core part of the fluorescence quantitative analyzer and is used for exciting fluorescence, and the hardware circuit part and the system software part are used for detecting and processing fluorescence signals and controlling the normal operation of the whole instrument. Many detection items can meet the requirements only by qualitative detection (such as virus antigen family detection), and the existing immunofluorescence quantitative analyzer is high in cost and not easy to popularize and apply in a large range.
SUMMERY OF THE UTILITY MODEL
To reduce the cost of the chromatographic detector, the present application provides a portable immunofluorescence chromatographic detector.
The application provides a portable immunofluorescence chromatography detector, adopts following technical scheme:
a portable immunofluorescence chromatography detector comprises a detection shell, a light source module and a power supply module, wherein the light source module is installed in the detection shell and irradiates a detection card, and the power supply module is installed on the detection shell and supplies power to the light source module; and the detection shell is provided with an observation window for observing the detection card.
By adopting the technical scheme, when the detection device is used, the power supply module supplies power to the light source module, and the light source module irradiates the detection card, so that the detection result on the detection card can be observed from the observation window; the detector is convenient and simple to use, simple in structure, low in manufacturing cost and easy to popularize in a large range.
Optionally, the detection shell is further provided with a socket for inserting the detection card into the inner cavity of the detection shell.
By adopting the technical scheme, after the detection card is inserted into the detection shell along the insertion port, the detection card is kept stable, the power module supplies power to the light source module, the light source module irradiates the detection card, and the result on the detection card can be observed from the observation window.
Optionally, the power module comprises a storage battery and a battery box for mounting the storage battery; the battery box is electrically connected with the light source module; the detector also comprises a switch for controlling the power-on or power-off between the power supply module and the light source module.
By adopting the technical scheme, after the detection card is inserted into the detection shell, the power supply module supplies power to the light source module through the switch, and the result on the detection card is observed; the operation is simple and convenient.
Optionally, the battery box is provided with a first conductive end and a second conductive end on the side wall of the inner cavity of the detection shell, the switch comprises an elastic sheet with conductive capability, one end of the elastic sheet is connected with the first conductive end, and the other end of the elastic sheet is separated from the second conductive end in a natural state; after the detection card is inserted into the detection shell, the detection card is abutted against the elastic sheet, so that the other end of the elastic sheet is abutted against the second conductive end.
By adopting the technical scheme, after the detection card is inserted into the detection shell, the detection card is abutted against the elastic sheet, so that the other end of the elastic sheet is abutted against the second conductive end, and the first conductive end and the second conductive end are connected and conducted through the elastic sheet; therefore, the power module supplies power to the light source module, the light source module irradiates the detection card, and the result on the detection card is observed; simple and convenient operation, simple structure and low cost.
Optionally, the detection housing is provided with a mounting cover for opening or closing the battery box; the installation cover is in interference clamping connection with the detection shell.
By adopting the technical scheme, the mounting cover is applied with force, and the mounting cover can be mounted or dismounted on the detection shell, so that the storage battery is mounted in the battery box; the operation is simple and convenient.
Optionally, the switch includes a toggle switch, and the toggle switch is electrically connected to the power module.
By adopting the technical scheme, after the detection card is inserted into the detection shell, the shifting block on the toggle switch is driven, and whether the power supply module supplies power to the light source module can be realized.
Optionally, the power module includes a conductive interface end installed on the detection housing, the conductive interface end is electrically connected to the light source module, and the conductive interface end can be electrically connected to an external power source.
Through adopting above-mentioned technical scheme, the setting of electrically conductive interface end is connected through electric wire and external power source, can supply power to light source module, convenient to use, and the cost is with low costs.
Optionally, a first optical filter is disposed in the detection housing at a light source emitting position of the light source module.
By adopting the technical scheme, the light emitted by the light source is filtered by the first optical filter, so that the fluorescent paper on the detection card receives light with proper wavelength, and then human eyes can observe the detection result on the detection card conveniently.
Optionally, the detection housing is provided with a second optical filter on the observation window.
By adopting the technical scheme, the arrangement of the second optical filter filters the light reflected from the detection card, and further filters part of visible light interfering human eye observation, thereby facilitating observation.
In summary, the present application includes at least one of the following benefits:
1. after the detection card is inserted into the detection shell, the power supply module supplies power to the light source module through the switch, so that the detection device is simple and convenient to use, low in manufacturing cost and convenient to manufacture and popularize on a large scale;
2. the arrangement of the first optical filter and the second optical filter can facilitate the observation of the result on the detection card by human eyes.
Drawings
FIG. 1 is a schematic diagram of a detector and a detection card according to an embodiment;
FIG. 2 is a cross-sectional view of a detector and a detector card according to one embodiment;
FIG. 3 is a schematic diagram of a detector and a detection card according to a second embodiment;
FIG. 4 is a schematic structural diagram of a detector and a detection card according to a third embodiment.
Description of reference numerals: 1. detecting the shell; 11. an observation window; 12. an interface; 13. installing a cover; 2. a light source module; 3. a power supply module; 31. a storage battery; 32. a battery case; 321. a first conductive terminal; 322. a second conductive terminal; 33. a conductive interface end; 4. a first optical filter; 5. a switch; 51. a spring plate; 52. a toggle switch; 6. detecting the card; 7. a second filter.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses a portable immunofluorescence chromatography detector.
The first embodiment is as follows:
referring to fig. 1 and 2, the detector includes a detection case 1, a light source module 2, and a power supply module 3. The detection shell 1 is of a cuboid structure, and when the detection shell 1 is horizontally placed, the side wall of the upper end of the detection shell is provided with an observation window 11. A socket 12 is further formed on a vertical side wall of the wide side of the detection shell 1. After the detection card 6 is inserted from the plug-in port 12, the power module 3 supplies power to the light source module 2, the light source module 2 irradiates on the detection card 6, the detection result on the detection card 6 can be observed through the observation window 11, and the operation is simple and convenient.
Referring to fig. 2, the light source module 2 is installed inside the detection housing 1, and the light source of the light source module 2 is obliquely downward irradiated on the detection card 6, so that the user can observe the result from the observation window. Still install first light filter 4 in detecting casing 1, first light filter 4 bonds and is fixed in on the light source module 2 to shelter from in the light source transmission department of light source module 2, filter the light of light source module 2 transmission, make the light of suitable wavelength received by detection card 6, and then the detection result on the detection card 6 is observed to the people's eye of being convenient for. In the present embodiment, the light source module 2 may employ an LED.
In addition, the second optical filter 7 is fixedly bonded on the observation window 11 of the detection shell 1, so that light reflected on the detection card 6 and reaching the observation window 11 is further filtered, and the detection card 6 is further convenient to observe by human eyes.
Referring to fig. 2, the power module 3 includes a battery 31 and a battery case 32 for mounting the battery 31. The battery case 32 is electrically connected to the light source module 2 and is fixed inside the detection case 1 by bolts. The detection case 1 is mounted with a mounting cover 13 for opening or closing the battery box 32. The mounting cover 13 is in interference fit with one side of the detection housing 1 far away from the socket 12. After the mounting cover 13 is opened, the battery 31 is mounted in the battery case 32. The storage battery 31 may be a nickel-metal hydride battery, a lithium battery, or the like, which is commonly available in the market.
Referring to fig. 2, the detector further comprises a switch 5. The switch 5 is used for controlling whether the light source module 2 supplies power or not. The switch 5 adopts a spring plate 51 with electric conductivity, and the spring plate 51 has elastic deformation capability. The battery case 32 has a first conductive terminal 321 and a second conductive terminal 322 mounted on the side wall of the detection case 1. The first and second terminals 321, 322 are electrically connected to the inside of the battery case 32. The first conductive end 321 is adjacent to the socket 12. After the battery 31 is installed, in a natural state, the first conductive terminal 321 is separated from the second conductive terminal 322, and the power module 3 and the light source module 2 are in a power-off state.
Referring to fig. 2, the spring 51 has a V-shaped structure. In a natural state, i.e. without external force, one end of the first conductive terminal 321 is soldered and fixed, and the other end is suspended. After the detection card 6 is inserted into the detection housing 1, the detection card 6 abuts against the elastic sheet 51, so that the suspended end of the elastic sheet 51 moves toward the second conductive end 322 and abuts against the second conductive end 322. The first conductive terminal 321 is electrically connected to the second conductive terminal 322. The battery 31 supplies power to the light source module 2.
The implementation principle of the portable immunofluorescence chromatography detector in the first embodiment of the application is as follows:
in use, the test card 6 is inserted into the test housing 1 from the socket 12. The detection card 6 abuts against the elastic sheet 51, the elastic sheet 51 is driven to abut against the second conductive end 322, the power module 3 can supply power to the light source module 2, the light source module 2 irradiates on the detection card 6, and the result on the detection card 6 is observed through the observation window 11. After the detection card 6 is drawn out, the elastic sheet 51 is restored to the original state, and the power module 3 stops supplying power. The whole operation process is simple and convenient, the manufacturing cost is low, and the large-scale popularization is facilitated.
Example two:
referring to fig. 3, the present embodiment is different from the first embodiment in that the switch 5 is a toggle switch 52 commonly used in the market. The toggle switch 52 is mounted on the detection housing 1 and electrically connected to the power module 3.
The implementation principle of the portable immunofluorescence chromatography detector in the second embodiment of the application is as follows:
during the use, after detection card 6 inserted detection casing 1, the drive dials the piece on the toggle switch 52, can make power module 3 supply power to light source module 2 to observe the result on detecting card 6. The whole operation process is simple and convenient.
Example three:
referring to fig. 4, the present embodiment is different from the first embodiment in that the power module 3 includes a conductive interface end 33. The conductive interface end 33 is located on one side of the detection housing 1 away from the socket 12, and the conductive interface end 33 is electrically connected with the light source module 2. External power source accessible USB charging wire is pegged graft in electrically conductive interface end 33, can supply power to light source module 2. In other embodiments, other types of conductive wires may be used to connect to the conductive interface end 33 to provide power to the light source module 2.
The implementation principle of the portable immunofluorescence chromatography detector in the third embodiment of the application is as follows:
during the use, will detect card 6 and insert behind the detection casing 1, external power source passes through the charging wire and pegs graft in electrically conductive interface end 33, can supply power to light source module 2 to the result on the observation detection card 6. Simple and convenient operation, low cost and convenient large-scale manufacture and popularization.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A portable immunofluorescence chromatography detector, comprising: the device comprises a detection shell (1), a light source module (2) which is arranged in the detection shell (1) and irradiates a detection card (6), and a power supply module (3) which is arranged on the detection shell (1) and supplies power to the light source module (2); an observation window (11) for observing the detection card (6) is arranged on the detection shell (1).
2. The portable immunofluorescent chromatographic detector according to claim 1, wherein: the detection shell (1) is also provided with a socket (12) for inserting the detection card (6) into the inner cavity of the detection shell (1).
3. The portable immunofluorescent chromatographic detector according to claim 2, wherein: the power module (3) comprises a storage battery (31) and a battery box (32) for mounting the storage battery (31); the battery box (32) is electrically connected with the light source module (2); the detector also comprises a switch (5) for controlling the power-on or power-off between the power supply module (3) and the light source module (2).
4. A portable immunofluorescence chromatography detector according to claim 3, wherein: the battery box (32) is provided with a first conductive end (321) and a second conductive end (322) on the side wall of the inner cavity of the detection shell (1), the switch (5) comprises an elastic sheet (51) with conductive capacity, one end of the elastic sheet (51) is connected with the first conductive end (321), and the other end of the elastic sheet is separated from the second conductive end (322) in a natural state; after the detection card (6) is inserted into the detection shell (1), the detection card is abutted against the elastic sheet (51), so that the other end of the elastic sheet (51) is abutted against the second conductive end (322).
5. A portable immunofluorescence chromatography detector according to claim 3, wherein: the detection shell (1) is provided with a mounting cover (13) for opening or closing a battery box (32); the installation cover (13) is in interference clamping connection with the detection shell (1).
6. A portable immunofluorescence chromatography detector according to claim 3, wherein: the switch (5) comprises a toggle switch (52), and the toggle switch (52) is electrically connected with the power supply module (3).
7. The portable immunofluorescent chromatographic detector according to claim 2, wherein: the power module (3) comprises a conductive interface end (33) arranged on the detection shell (1), the conductive interface end (33) is electrically connected with the light source module (2), and the conductive interface end (33) can be electrically connected with an external power supply.
8. The portable immunofluorescent chromatographic detector according to claim 1, wherein: a first optical filter (4) is arranged at the light source emitting position of the light source module (2) in the detection shell (1).
9. The portable immunofluorescent tomography detector according to claim 1, wherein said detection housing (1) is provided with a second optical filter (7) on the observation window (11).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736433.5U CN215263134U (en) | 2021-07-28 | 2021-07-28 | Portable immunofluorescence chromatography detector |
| PCT/CN2022/078734 WO2023005204A1 (en) | 2021-07-28 | 2022-03-02 | Portable immunofluorescence chromatography detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736433.5U CN215263134U (en) | 2021-07-28 | 2021-07-28 | Portable immunofluorescence chromatography detector |
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| CN215263134U true CN215263134U (en) | 2021-12-21 |
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| WO (1) | WO2023005204A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023005204A1 (en) * | 2021-07-28 | 2023-02-02 | 厦门同仁心生物技术有限公司 | Portable immunofluorescence chromatography detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4343801B2 (en) * | 2004-09-03 | 2009-10-14 | オリンパス株式会社 | Fluorescence observation dark box device, fluorescence observation system, and fluorescence observation method |
| JP5554289B2 (en) * | 2011-06-13 | 2014-07-23 | 古河電気工業株式会社 | Detection apparatus for immunochromatography and detection method thereof |
| CN103278484A (en) * | 2013-05-11 | 2013-09-04 | 徐培实 | Portable fluorescent brightener detector |
| CN203981684U (en) * | 2014-06-06 | 2014-12-03 | 暨南大学 | Portable mobile phone coupling test card video camera |
| CN206248534U (en) * | 2016-12-20 | 2017-06-13 | 深圳市易瑞生物技术有限公司 | A kind of hand-held reagent paper detector |
| CN209673807U (en) * | 2019-03-05 | 2019-11-22 | 郑州科蒂亚生物技术有限公司 | A kind of Portable fluorescence immunity analysis instrument |
| KR102297233B1 (en) * | 2019-05-15 | 2021-09-03 | 프리시젼바이오 주식회사 | Immunoassay apparatus |
| CN212134708U (en) * | 2019-12-25 | 2020-12-11 | 华南农业大学 | A shoot device for immunochromatography detects |
| CN215263134U (en) * | 2021-07-28 | 2021-12-21 | 厦门同仁心生物技术有限公司 | Portable immunofluorescence chromatography detector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023005204A1 (en) * | 2021-07-28 | 2023-02-02 | 厦门同仁心生物技术有限公司 | Portable immunofluorescence chromatography detector |
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