CN110554207A - Optical detection device - Google Patents
Optical detection device Download PDFInfo
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- CN110554207A CN110554207A CN201910780330.XA CN201910780330A CN110554207A CN 110554207 A CN110554207 A CN 110554207A CN 201910780330 A CN201910780330 A CN 201910780330A CN 110554207 A CN110554207 A CN 110554207A
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- detection
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- test tube
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- 238000001514 detection method Methods 0.000 title claims abstract description 109
- 230000003287 optical effect Effects 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000007689 inspection Methods 0.000 claims description 19
- 230000004907 flux Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002038 chemiluminescence detection Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000003018 immunoassay Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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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
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/026—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations having blocks or racks of reaction cells or cuvettes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
-
- 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
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0401—Sample carriers, cuvettes or reaction vessels
- G01N2035/0412—Block or rack elements with a single row of samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0439—Rotary sample carriers, i.e. carousels
- G01N2035/0444—Rotary sample carriers, i.e. carousels for cuvettes or reaction vessels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0474—Details of actuating means for conveyors or pipettes
- G01N2035/0482—Transmission
- G01N2035/0484—Belt or chain
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0474—Details of actuating means for conveyors or pipettes
- G01N2035/0491—Position sensing, encoding; closed-loop control
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The invention discloses an optical detection device, comprising: the device comprises a detection bin, a conveying vehicle mechanism arranged in the detection bin and used for conveying a test tube rack, a photomultiplier used for optically detecting samples in test tubes on the test tube rack, a lens shutter mechanism arranged in the detection bin and a bin gate mechanism arranged on the detection bin. According to the invention, the conveying vehicle mechanism is arranged, so that the test tubes on the test tube rack can be automatically detected one by one in the detection bin, and the detection flux and efficiency are greatly improved; according to the bin door mechanism, when the conveying vehicle body moves out of the detection bin, the bin door is automatically opened, and when the conveying vehicle returns to the detection bin, the bin door can return to the original position under the action of the elastic sheet and the magnet, so that the convenience and the rapidness are realized; by arranging the lens shutter mechanism, when the detection is not carried out, the lens of the photomultiplier is blocked by the shutter, and when the detection is carried out, the shutter is automatically moved away. The invention can realize full-automatic optical detection, and has high detection flux and high efficiency.
Description
Technical Field
the invention relates to the technical field of in-vitro diagnosis, in particular to an optical detection device.
Background
The optical detection device is widely applied to in-vitro diagnosis technology, and is one of key components of a full-automatic optical detection instrument. However, the existing optical detection device usually has only one station, the detection flux is low, the automation degree is not high, the sample generally enters and exits the optical detection device through the bin gate, and the bin gate cannot be automatically opened or needs an additional driving mechanism to drive the opening when the sample enters and exits, so that the working efficiency is influenced, the cost of the device is increased, and the market demand of the sample full-automatic detection is difficult to meet.
Disclosure of Invention
The present invention is directed to provide an optical detection device, which overcomes the above-mentioned shortcomings in the prior art.
In order to solve the technical problems, the invention adopts the technical scheme that: an optical inspection device comprising: the device comprises a detection bin, a conveying vehicle mechanism arranged in the detection bin and used for conveying a test tube rack, a photomultiplier used for optically detecting samples in test tubes on the test tube rack, a lens shutter mechanism arranged in the detection bin and a bin gate mechanism arranged on the detection bin.
preferably, the transport vehicle mechanism includes a transport vehicle body, a driving mechanism for driving the transport vehicle body to reciprocate in the Y direction, and a position detection mechanism for detecting a position of the transport vehicle body.
Preferably, the driving mechanism includes a first motor disposed on the detection bin, a driving pulley connected to an output shaft of the first motor, a driven pulley disposed on an opposite side of the driving pulley along the Y direction, a belt disposed between the driving pulley and the driven pulley, a slide rail disposed on a bottom plate of the detection bin along the Y direction, and a slider slidably disposed on the slide rail, one end of the slider being connected to the belt, and the other end of the slider being connected to the transport vehicle body.
Preferably, the position detection mechanism comprises a bar code ruler fixedly connected to the sliding block, a plurality of position detection grooves formed in the Y direction on the bar code ruler, and a photoelectric switch matched with the position detection grooves.
Preferably, the transport vechicle body is last to be seted up and to be used for holding the holding tank of test-tube rack, the test-tube rack is followed the front end of transport vechicle body inserts the holding tank, the shell fragment groove has been seted up to the rear end of test-tube rack, the rear end of holding tank is provided with and is used for cooperating the card to establish the chucking shell fragment in the shell fragment inslot.
Preferably, the bottom of the delivery wagon body is provided with a plurality of through-holes which correspond to the positions and the number of the test tubes on the test tube rack one by one.
Preferably, the clamping elastic sheet is U-shaped, the middle part of the U-shape is fixedly connected with the rear end of the accommodating groove, and two ends of the U-shape protrude inwards to form a clamping bulge.
Preferably, a bottom plate of the detection bin is provided with a detection hole, the photomultiplier is arranged below the detection hole, and the lens shutter mechanism comprises a shutter arranged at the detection hole and a driving module for driving the shutter to move.
Preferably, the bin gate mechanism comprises a bin gate, a connecting rod seat, a connecting rod and a reset elastic sheet, an opening for the conveying vehicle body to enter and exit is formed in the side part of the detection bin, and the bin gate is arranged at the opening; the connecting rod seat is fixedly connected to the bottom surface of the bottom plate of the detection bin, one end of the connecting rod is rotatably connected to the connecting rod seat, the other end of the connecting rod is provided with an L-shaped connecting part, and the bin door is connected to the L-shaped connecting part;
one end of the reset elastic sheet covers the connecting rod seat and is fixedly connected with the outer wall of the bottom of the detection bin, and the other end of the reset elastic sheet covers the connecting rod.
preferably, a plurality of magnet blocks are further arranged on the bin gate.
The invention has the beneficial effects that: according to the optical detection device, the conveying vehicle mechanism is arranged, so that the test tubes on the test tube rack can be automatically detected one by one in the detection bin, and the detection flux and efficiency are greatly improved; the alignment of each test tube and the photomultiplier at the detection position can be realized by arranging a position detection mechanism; according to the bin door mechanism, when the conveying vehicle body moves out of the detection bin, the bin door is automatically opened, and when the conveying vehicle returns to the detection bin, the bin door can return to the original position under the action of the elastic sheet and the magnet, so that the convenience and the rapidness are realized; by arranging the lens shutter mechanism, when the detection is not carried out, the lens of the photomultiplier is blocked by the shutter, and when the detection is carried out, the shutter is automatically moved away. The invention can realize full-automatic optical detection, such as fluorescence immunoassay, chemiluminescence detection and the like, has high detection flux and efficiency and simple structure, and can be used as an independent module to be applied to full-automatic detection and analysis equipment.
Drawings
FIG. 1 is a schematic diagram of the internal structure of an optical inspection apparatus according to the present invention;
FIG. 2 is a schematic bottom structure of the optical inspection apparatus of the present invention;
FIG. 3 is a schematic structural view of the door mechanism of the present invention;
FIG. 4 is a schematic structural view of the transportation vehicle body of the present invention;
fig. 5 is a schematic structural view of a test tube rack corresponding to a transport vehicle body in an embodiment of the present invention;
Fig. 6 is a schematic structural diagram of a barcode ruler according to the present invention.
Description of reference numerals:
1-detection chamber; 2-conveying vehicle mechanism; 3-photomultiplier tube; 4-lens shutter mechanism; 5-bin gate mechanism; 6-test tube rack; 7, test tubes; 10-detection holes; 11-opening; 20-the delivery wagon body; 21-a drive mechanism; 22-position detection means; 23-an adapter plate; 24-a through hole; 40-a shutter; 41-a driving module; 50-bin gate; 51-connecting rod seat; 52-connecting rod; 53-reset spring plate; 60-a spring sheet groove; 200-accommodating grooves; 201-clamping the elastic sheet; 202-clamping protrusions; 210 — a first motor; 211 — drive pulley; 212 — a driven pulley; 213-a belt; 214-a slide rail; 215-a slide block; 220-bar code ruler; 221 — position detection tank; 222-photoelectric switch; 500-magnet block; 520-L-shaped connection.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 6, an optical inspection device of the present embodiment includes: the device comprises a detection bin 1, a conveying vehicle mechanism 2 which is arranged in the detection bin 1 and used for conveying a test tube rack 6, a photomultiplier tube 3 used for optically detecting samples in test tubes on the test tube rack 6, a lens shutter mechanism 4 arranged in the detection bin 1 and a bin gate mechanism 5 arranged on the detection bin 1.
The carrier mechanism 2 includes a carrier body 20, a driving mechanism 21 for driving the carrier body 20 to reciprocate in the Y direction, and a position detection mechanism 22 for detecting the position of the carrier body 20.
In one embodiment, the driving mechanism 21 includes a first motor 210 disposed on the detection chamber 1, a driving pulley 211 connected to an output shaft of the first motor 210, a driven pulley 212 disposed on an opposite side of the driving pulley 211 along the Y direction, a belt 213 disposed between the driving pulley 211 and the driven pulley 212, a slide rail 214 disposed on a bottom plate of the detection chamber 1 along the Y direction, and a slider 215 slidably disposed on the slide rail 214 and having one end connected to the belt 213 and the other end connected to the transport vehicle body 20. The first motor 210 is preferably a stepping motor, and the first motor 210 rotates to drive the sliding block 215 to move through the belt 213, and the motor is controlled to rotate forward and backward, so as to drive the conveying vehicle body 20 to reciprocate along the Y direction. In this embodiment, the carrier body 20 is connected to the slider 215 via the adapter plate 23.
Wherein, offer the holding tank 200 that is used for holding test-tube rack 6 on the delivery wagon body 20, the holding tank 200 is inserted from the front end of delivery wagon body 20 to test-tube rack 6, and a plurality of test tubes 7 are loaded to test-tube rack 6 facial make-up, and the sample in the test tube 7 carries out optical detection through photomultiplier. Referring to fig. 5, which is a structural view of the test tube rack 6 engaged with the carrier body 20 of the present invention, the rear end of the test tube rack 6 is provided with a tab slot 60. Referring to fig. 4, the rear end of the accommodating groove 200 is provided with a clamping spring 201 for being engaged with and clamped in the spring groove 60. The clamping spring 201 is U-shaped, the middle part of the U-shape is fixedly connected with the rear end of the accommodating groove 200, and the two ends of the U-shape protrude inwards to form a clamping protrusion 202. After the test-tube rack 6 is pushed into the accommodating groove 200, the clamping elastic sheet 201 is clamped into the elastic sheet groove 60 at the rear end of the test-tube rack 6, so that locking is realized, and tight connection between the test-tube rack 6 and the conveying vehicle body 20 is ensured.
Wherein, the bottom of the delivery wagon body 20 is provided with a plurality of through holes 24 corresponding to the positions and the number of the test tubes 7 on the test tube rack 6 one by one. After test-tube rack 6 was pushed in holding tank 200, the through-hole 24 and the test tube 7 one-to-one of delivery wagon body 20 bottom were under test tube 7. When the carrier body 20 reaches the detection position, the test tube 7 positioned in the detection hole 10 can be optically detected by the photomultiplier tube 3 below.
In one embodiment, the position detecting mechanism 22 includes a bar code scale 220 fixed to the slider 215, a plurality of position detecting grooves 221 formed in the bar code scale 220 along the Y direction, and a photoelectric switch 222 for engaging with the position detecting grooves 221. The bar code ruler 220 is fixedly connected with the sliding block 215 through the adapter plate 23. The position of the position detection groove 221 on the bar code scale 220 is detected through the photoelectric switch 222, so that the test tube rack 6 on the conveying vehicle body 20 is positioned, and the test tubes on the test tube rack 6 are sequentially optically detected on the detection holes 10.
For example, in the present embodiment, 12 test tubes are disposed on the test tube rack 6, at least 13 position detection grooves 221 are disposed on the barcode ruler 220, and each test tube has a corresponding position detection groove 221 to achieve position detection thereof. Under the driving of the first motor 210, the test tube rack 6 moves on the slide rail 214 from front to back, and when the test tube at the rearmost end of the test tube rack 6 reaches the position above the detection hole 10, the position detection groove 221 corresponding to the test tube rack on the bar code scale 220 reaches the photoelectric switch 222, so that the positioning is realized; the test-tube rack 6 gradually moves, the test tubes sequentially reach the upper part of the detection hole 10 to be optically detected, and the photoelectric switch 222 is matched with each position detection groove 221 to realize one-to-one positioning of 12 test tubes. In a further embodiment, the photoelectric switch 222 can also detect the connection position of the cart body 20. The test tube rack 6 is conveyed to the conveying vehicle body 20 by an external conveying mechanism, and after detection is completed, the test tube rack 6 is conveyed to the next station by the conveying mechanism. When the front end of the conveying vehicle body 20 extends out by 30mm, the front end is used as a connection position, and at the moment, the position detection groove 221, corresponding to the connection position, on the bar code scale 220 is located at the position detection groove 221, so that positioning is realized.
In one embodiment, the bottom plate of the inspection chamber 1 is provided with an inspection hole 10, the photomultiplier tube 3 is disposed below the inspection hole 10, and the lens shutter mechanism 4 includes a shutter 40 disposed at the inspection hole 10 and a driving module 41 for driving the shutter 40 to move. In a preferred embodiment, the driving module 41 is an electromagnet, and when detecting, the electromagnet is powered on and drives the shutter 40 to open; when the detection is not performed, the electromagnet is powered off, the shutter 40 is closed, and the lens of the photomultiplier tube 3 is blocked by the shutter 40. Of course, the driving module 41 may be another power mechanism capable of driving the shutter 40 to move repeatedly on the detection hole 10.
In one embodiment, the bin gate mechanism 5 comprises a bin gate 50, a connecting rod seat 51, a connecting rod 52 and a reset elastic sheet 53, an opening 11 for the conveying vehicle body 20 to enter and exit is formed in the side part of the detection bin 1, and the bin gate 50 is arranged at the opening 11; the connecting rod seat 51 is fixedly connected on the bottom surface of the bottom plate of the detection bin 1, one end of the connecting rod 52 is rotatably connected on the connecting rod seat 51, the other end of the connecting rod is provided with an L-shaped connecting part 520, and the bin door 50 is connected on the L-shaped connecting part 520; one end of the reset spring 53 covers the connecting rod seat 51 and is fixedly connected with the outer wall of the bottom of the detection chamber 1, and the other end thereof covers the connecting rod 52. The bin gate 50 is further provided with a plurality of magnet blocks 500.
When the delivery wagon body 20 moves out of the detection bin 1, the bin door 50 is pushed open by the delivery wagon body 20, and when the delivery wagon returns to the detection bin 1, the bin door 50 can return to the original position under the action of the elastic sheet and the magnet. Specifically, when the transportation vehicle body 20 moves out of the detection bin 1, the transportation vehicle body 20 presses the bin door 50 from inside to outside, the bin door 50 and the connecting rod 52 rotate anticlockwise around the connecting rod seat 51, the elastic force of the elastic sheet in the upward direction (or clockwise direction) is overcome, and the bin door 50 is opened; when the transport vehicle returns to the detection bin 1, the upward (or clockwise) elastic force of the elastic sheet pushes the connecting rod 52 to rotate clockwise around the connecting rod seat 51, the bin door 50 is closed, and the magnets around the bin door 50 are attracted with the detection bin 1 to ensure that the bin door 50 is closed tightly, as shown in the state of fig. 2.
The working process of the invention is as follows: before detection, the first motor 210 works to push the transport vehicle body 20 out of the detection bin 1 (the bin door 50 is pushed open), the transport vehicle body 20 reaches the connection position (as shown in fig. 1), the test tube rack 6 is pushed into the transport vehicle body 20 by the external transport mechanism, the transport vehicle body 20 returns to the detection bin 1 by the first motor 210 working, and the bin door 50 is automatically closed; the transport vehicle body 20 moves along the slide rail 214, test tubes in the test tube rack 6 on the transport vehicle body are sequentially aligned with lenses of the photomultiplier tube 3, and the shutters 40 in front of the lenses are opened to sequentially complete optical detection; after the detection is finished, the shutter 40 is closed, the transport vehicle body 20 is pushed out to the connection position, and the test tube rack 6 is carried away by the external transport mechanism and moved to the next working position.
while embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications may readily be effected by those skilled in the art, so that the invention is not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (10)
1. An optical inspection apparatus, comprising: the device comprises a detection bin, a conveying vehicle mechanism arranged in the detection bin and used for conveying a test tube rack, a photomultiplier used for optically detecting samples in test tubes on the test tube rack, a lens shutter mechanism arranged in the detection bin and a bin gate mechanism arranged on the detection bin.
2. The optical detection device according to claim 1, wherein the carriage mechanism includes a carriage body, a driving mechanism for driving the carriage body to reciprocate in the Y direction, and a position detection mechanism for detecting a position of the carriage body.
3. The optical inspection device according to claim 2, wherein the driving mechanism includes a first motor disposed on the inspection chamber, a driving pulley connected to an output shaft of the first motor, a driven pulley disposed on an opposite side of the driving pulley in the Y direction, a belt disposed between the driving pulley and the driven pulley, a slide rail disposed on a bottom plate of the inspection chamber in the Y direction, and a slider slidably disposed on the slide rail and having one end connected to the belt and the other end connected to the transportation vehicle body.
4. The optical detection device according to claim 3, wherein the position detection mechanism comprises a bar code ruler fixedly connected to the slider, a plurality of position detection grooves formed in the bar code ruler along the Y direction, and a photoelectric switch for engaging with the position detection grooves.
5. the optical detection device according to claim 2, wherein a holding groove for holding the test tube rack is formed in the transport vehicle body, the test tube rack is inserted into the holding groove from the front end of the transport vehicle body, an elastic sheet groove is formed in the rear end of the test tube rack, and a clamping elastic sheet for being engaged with and being arranged in the elastic sheet groove is arranged at the rear end of the holding groove.
6. The optical detection device according to claim 5, wherein the bottom of the transportation vehicle body is provided with a plurality of through holes corresponding to the positions and the number of the test tubes on the test tube rack one by one.
7. The optical inspection device of claim 1, wherein the clip has a U-shape, a middle portion of the U-shape is fixedly connected to a rear end of the receiving groove, and two ends of the U-shape protrude inward to form a clip protrusion.
8. The optical inspection device of claim 1, wherein a bottom plate of the inspection chamber has an inspection hole, the photomultiplier is disposed below the inspection hole, and the lens shutter mechanism includes a shutter disposed at the inspection hole and a driving module for driving the shutter to move.
9. The optical detection device according to claim 1, wherein the door mechanism comprises a door, a connecting rod seat, a connecting rod and a reset spring sheet, an opening for the transportation vehicle body to enter and exit is formed in a side portion of the detection chamber, and the door is arranged at the opening; the connecting rod seat is fixedly connected to the bottom surface of the bottom plate of the detection bin, one end of the connecting rod is rotatably connected to the connecting rod seat, the other end of the connecting rod is provided with an L-shaped connecting part, and the bin door is connected to the L-shaped connecting part;
One end of the reset elastic sheet covers the connecting rod seat and is fixedly connected with the outer wall of the bottom of the detection bin, and the other end of the reset elastic sheet covers the connecting rod.
10. The optical inspection device of claim 9, wherein the door further comprises a plurality of magnets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910780330.XA CN110554207A (en) | 2019-08-22 | 2019-08-22 | Optical detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910780330.XA CN110554207A (en) | 2019-08-22 | 2019-08-22 | Optical detection device |
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| CN110554207A true CN110554207A (en) | 2019-12-10 |
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| CN201910780330.XA Pending CN110554207A (en) | 2019-08-22 | 2019-08-22 | Optical detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666161A (en) * | 2020-12-14 | 2021-04-16 | 中国科学院苏州生物医学工程技术研究所 | Portable optical detection device with incubation function |
| CN113009166A (en) * | 2021-02-20 | 2021-06-22 | 重庆博奥新景医学科技有限公司 | Light-shading detection system and implementation method thereof |
| CN113075126A (en) * | 2021-03-19 | 2021-07-06 | 中国科学院苏州生物医学工程技术研究所 | Optical detection equipment capable of reducing background noise |
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