CN111977272A - Test card conveyor - Google Patents
Test card conveyor Download PDFInfo
- Publication number
- CN111977272A CN111977272A CN201910429024.1A CN201910429024A CN111977272A CN 111977272 A CN111977272 A CN 111977272A CN 201910429024 A CN201910429024 A CN 201910429024A CN 111977272 A CN111977272 A CN 111977272A
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- China
- Prior art keywords
- guide rail
- test card
- conveying
- motor
- bracket
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- 238000012360 testing method Methods 0.000 title claims abstract description 41
- 230000001360 synchronised effect Effects 0.000 claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 238000004458 analytical method Methods 0.000 claims abstract description 11
- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 238000010009 beating Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000032258 transport Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000003018 immunoassay Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G25/00—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement
- B65G25/04—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement the carrier or impeller having identical forward and return paths of movement, e.g. reciprocating conveyors
- B65G25/06—Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement the carrier or impeller having identical forward and return paths of movement, e.g. reciprocating conveyors having carriers, e.g. belts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The invention provides a test card conveying device which comprises conveying parts, a support guide rail, a motor, a photoelectric sensor, a support metal plate, a synchronous idler wheel, a synchronous belt and a clamping ring. The bracket sheet metal is divided into a part conveying track part, a motor installation part and a connection part for connecting the part track part and the motor installation part; the part track portion level sets up, and has a logical groove and a plurality of mounting hole that set up along the horizontal direction, and keeps away from the one end bottom of connecting portion and be provided with the fixed axle, is provided with a through-hole and a plurality of mounting hole on the motor installation department. Wherein support guide rail and support panel beating and optical analysis device constitute a confined cavity, can keep apart most external interference light source, are favorable to improving optical analysis device's sensitivity.
Description
Technical Field
The invention relates to the field of in-vitro diagnosis, in particular to a test card conveying device for detecting an optical signal of a test card for a fluorescence immunoassay analyzer.
Background
The fluorescence immunoassay instrument is an instrument for ultramicro analysis by using rare earth markers. The basic principle is that the antibody is marked by rare earth elements to prepare a reagent, a light source with a specific wavelength is used as exciting light for irradiation, the reagent is excited to emit fluorescence with another wavelength, and the fluorescence is optically analyzed to make diagnosis. The reagent usually uses the test card as the carrier, the user only adds the processed sample to the corresponding position of the test card, and after reacting for a period of time under the specific temperature condition, the test card is sent into the instrument for testing through a test card conveying device.
The test card conveying device of the instrument in the market is too complex, so that the reliability is reduced, the volume is increased, the cost is too high, and the assembly is difficult; or too simple and inaccurate positioning, resulting in poor instrument repeatability. Moreover, most of the devices are not sealed to external light, which results in reduced sensitivity of the instrument.
Disclosure of Invention
In order to achieve the purpose, the invention provides a test card conveying device which comprises conveying parts, a support guide rail, a motor, a support metal plate, a synchronous idler wheel, a synchronous belt and a clamping ring;
the bracket sheet metal is divided into a part conveying track part, a motor installation part and a connection part for connecting the part track part and the motor installation part; the part track part is provided with a through groove and a plurality of mounting holes which are arranged along the movement direction of the test card, the bottom of one end far away from the connecting part is provided with a fixed shaft, and the motor mounting part is provided with a through hole and a plurality of mounting holes;
the conveying part comprises a bottom plate, first baffle plates and clamping belt parts, wherein the first baffle plates are arranged on two sides of the bottom plate and are perpendicular to the bottom plate; the clamping belt part is U-shaped with an opening facing downwards, and a tooth-shaped structure matched with the tooth shape of the synchronous belt is arranged in the clamping belt part; a convex guide rail is arranged above the first baffle plates on the two sides; one side of the conveying part is an insertion opening;
The bracket guide rail is in a shape of a Chinese character 'ji', and guide rail grooves corresponding to the guide rail are arranged on two sides of the lower surface of the top of the bracket guide rail; the top of the bracket guide rail is provided with a through hole for installing an optical analysis device;
the motor mounting part is used for mounting a motor, and a motor shaft faces downwards;
the fixed shaft is used for mounting a synchronous idle wheel and is fixed through a clamping ring; a synchronous belt wheel is arranged on a motor shaft, and a synchronous idler wheel and the synchronous belt wheel are driven by a synchronous belt;
the conveying part is arranged on the bracket metal plate, the clamping belt part of the conveying part penetrates through the through groove on the bracket metal plate, and the synchronous belt is clamped into the toothed structure of the clamping belt part; the conveying part moves along with the movement of the synchronous belt;
the bracket guide rail covers the bracket metal plate and the conveying parts and is fixed with the bracket metal plate; the guide rail groove is clamped with a guide rail at the top of the transported part;
the photoelectric sensor is arranged in a cavity defined by the support guide rail and the support metal plate and is arranged at the tail end of the support guide rail.
Further, the first baffle plate for conveying the parts has a gradual change shape at the insertion port of the test card, so that
The insertion opening begins to become progressively taller and thicker until it reaches a predetermined height and thickness and then extends steadily rearward.
Further, the first baffle plate is above the non-gradual change area in the shape of the first baffle plate and in the direction parallel to the bottom of the conveyed part
A second baffle is arranged on the guide rail, and the guide rail is arranged above the second baffle.
Further, the guide rail is arranged on the second baffle and is positioned on the opposite side of the insertion opening.
Furthermore, the bottom of the conveying part is provided with an elastic protruding body, the elastic protruding body starts to protrude upwards from the plane of the bottom and gradually protrudes towards the direction of the insertion opening, the elastic protruding body is pressed to be in the same plane with the upper surface of the bottom when a test card is inserted, and the elastic protruding body protrudes out of the upper surface of the bottom after the test card is taken out and pressure is released.
Furthermore, two elastic convex bodies are arranged at the bottom of the conveying part.
Further, still include photoelectric sensor, photoelectric sensor and support guide rail are fixed together.
Furthermore, the photoelectric sensor is packaged in a U shape.
Furthermore, the tail end of the conveying part is provided with a sensor separation blade, and the shape of the sensor separation blade is matched with the opening of the U-shaped package.
Furthermore, a photoelectric sensor fixing hole is formed in the support guide rail.
The invention has the beneficial effects that:
the invention has the advantages of compact structure, good light-tight property, high reliability, convenient assembly and realization of high-efficiency detection at low cost.
Drawings
Fig. 1 is an exploded view of the structure of the present invention.
Fig. 2 is a top view of the conveyor.
Fig. 3 is a bottom view of the bracket rail.
Fig. 4 is a schematic view of the assembled structure of the present invention.
In the figure: 12. the automatic feeding device comprises conveying parts, 13 support guide rails, 16 photoelectric sensors, 18 synchronous idle wheels, 17 support sheet metal, 19 synchronous belt wheels, 20 synchronous belts, 21 clamping rings, 22 guide rails, 23 elastic convex bodies, 24 insertion ports, 25 blocking pieces, 26 mounting holes and 27 guide rail grooves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1-4 and the embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.
As shown in fig. 1, the test card transport apparatus according to the present invention includes a transport part 12, a rack guide 13, a motor 3, a rack metal plate 17, a synchronous idle pulley 18, a synchronous pulley 19, a synchronous belt 20, and a collar 21. The respective portions are explained below.
1. Bracket sheet metal 17
The support panel beating 17 divide into the connecting portion that transports part track portion, motor installation department, connects part track portion and motor installation department. The component rail portion is provided along a transport direction (generally, a horizontal direction) of the test card 5, and has a through groove and a plurality of mounting holes provided in the transport direction. The bottom of the end far away from the connecting part is provided with a fixed shaft, and the motor mounting part is provided with a through hole and a plurality of mounting holes. As can be seen from fig. 1, the motor mounting portion is not on the same plane as the component conveying track portion, but is higher than the component conveying track portion.
The through groove is used for determining the motion track of the conveyed part. The conveying parts can move back and forth along the through grooves under the action of the transmission belt. The direction of movement is generally horizontal.
The fixed shaft is used for mounting the synchronous idle wheel 18 and is fixed through a clamping ring 21; the synchronous idler pulley 18 and the synchronous pulley 19 are driven by a synchronous belt 20.
2. Transporting parts 12
As shown in fig. 2, the conveying member 12 includes a base plate, first stoppers (perpendicular to the base plate) provided on both sides of the base plate, elastic protrusions 23 provided on the base plate, and a clamping band portion provided below the base plate.
The elastic protrusion 23 is gradually protruded from the plane of the bottom plate to the insertion opening 24. When the test card 5 is pressed (inserted), the upper surface of the bottom part is in the same plane, and when the test card 5 is released (taken out), the upper surface of the bottom part is protruded. The provision of resilient projections is preferred for better retention of the test card 5. Preferably, the bottom of the carrying element 12 is provided with two elastic projections 23. The test card 5 should also be provided with an engaging portion corresponding to the elastic protrusion 23.
The belt clamping portion is U-shaped with an opening facing downwards, and a tooth-shaped structure matched with the tooth shape of the synchronous belt 20 is arranged in the belt clamping portion and used for clamping the conveying belt, so that the conveying parts 12 move together with the conveying belt.
The first baffle plates on both sides are provided with a convex guide rail 22 above for engaging with a guide rail groove 27 on the support guide rail 13. Preferably, a second guide rail for limiting the track of the test card 5 is also provided on the base plate.
The conveying part 12 is arranged on the support metal plate 17, the clamping part of the conveying part penetrates through the through groove in the support metal plate 17, the synchronous belt 20 on one side is added into the toothed structure of the clamping part, and the conveying part 12 moves along with the movement of the synchronous belt 20.
Further, the present invention uniquely designs the insertion opening 24 of the carrying part 12 for more convenient insertion of the test card 5 into the carrying part 12. The first barrier of the carrying member 12 is gradually higher and thicker from the place where the test card 5 is inserted until it is stably extended backward after a predetermined height and thickness. Thus, a trumpet-shaped port with a large front and a small back is formed, and the insertion of the test card 5 and the fastening after the insertion are convenient.
Furthermore, a second baffle is arranged above the first baffle shape non-gradual change area (with the same height and thickness) in a direction parallel to the bottom of the conveying part 12, so that the light shielding property is further enhanced, and the limitation on the test card 5 is facilitated. It will be appreciated that where a second apron is provided, the guide rail 22 is provided above the second apron. More preferably, the guide rail 22 is provided at the rear end of the second shutter, i.e., at the end opposite to the insertion port 24.
3. Bracket guide rail 13
As shown in fig. 3, the rack rail 13 is shaped like a Chinese character 'ji' and is similar to a cover, which is opened downward and is provided with a plurality of mounting holes 26. Guide rail grooves 27 corresponding to the guide rails 22 are formed in two sides of the lower surface of the top of the support guide rail 13; a through hole for mounting the optical analysis apparatus 4 is provided above the carriage rail 13.
The holder rail 13 is engaged with the holder metal plate 17 via the rail 22, is fixed via the mounting hole 26, and forms a closed space together with the external optical analysis device 4. The carrying member 12 and the photoelectric sensor 16 are disposed in the closed space. The enclosed space can isolate most of the external interfering light sources, which is beneficial to improving the sensitivity of the optical analysis device 4.
4. Electric machine 3
The motor 3 is a stepping motor, a direct current motor or a servo motor which is usually selected in the prior art. The motor 3 provides kinetic energy for the movement of the transport element 12, the principle of which is: a motor shaft is arranged below the motor 3. The motor shaft is inserted into the synchronous pulley 19 and fixed by the collar 21, said motor 3 driving the motor shaft in rotation around the axis, bringing the synchronous pulley 19 in rotation and consequently the synchronous idler 18 in synchronous rotation.
5. Photoelectric sensor 16
The photoelectric sensor 16 is not necessary for the carrying function as a whole of the carrying device. However, it is necessary to explain this as a preferable embodiment.
The photoelectric sensor 16 is arranged in the closed space formed by combining the support guide rail 13 and the support metal plate 17, and can be the photoelectric sensor 16 in the prior art. In the embodiment, a U-shaped photoelectric sensor is adopted, and is fixed on the bracket guide wheel through a mounting hole 26, and in order to match the shape of the sensor and achieve a better light shielding effect, a blocking piece 25 matched with a U-shaped opening of the U-shaped photoelectric sensor is arranged at a corresponding position (such as the tail end) of the conveying part 12.
The assembly process of each part is as follows:
firstly, a stepping motor 3, a synchronous pulley 19, a synchronous idle pulley 18 and a clamping ring 21 are arranged on a bracket metal plate 17, then an entrainment part is clamped on one side of a synchronous belt 20, a bracket guide rail 13 is buckled, a guide rail groove 27 of the bracket guide rail 13 is embedded with a guide rail 22 of a conveying part 12, and a small amount of solid lubricating oil is preferably smeared on a contact surface. The photoelectric sensor 16 and the optical analysis device 4 are then mounted, whereby the mounting of the entire conveyance device is completed, as shown in fig. 4. Wherein, the support guide rail 13, the support metal plate 17 and the optical analysis device 4 form a closed cavity, which can isolate most external interference light sources, and is beneficial to improving the sensitivity of the optical analysis device 4.
Claims (10)
1. A test card conveying device is characterized by comprising conveying parts, a support guide rail, a motor, a support metal plate, a synchronous idler wheel, a synchronous belt and a clamping ring;
the bracket sheet metal is divided into a part conveying track part, a motor installation part and a connection part for connecting the part track part and the motor installation part; the part track part is provided with a through groove and a plurality of mounting holes which are arranged along the movement direction of the test card, the bottom of one end far away from the connecting part is provided with a fixed shaft, and the motor mounting part is provided with a through hole and a plurality of mounting holes;
the conveying part comprises a bottom plate, first baffle plates and clamping belt parts, wherein the first baffle plates are arranged on two sides of the bottom plate and are perpendicular to the bottom plate; the clamping belt part is U-shaped with an opening facing downwards, and a tooth-shaped structure matched with the tooth shape of the synchronous belt is arranged in the clamping belt part; a convex guide rail is arranged above the first baffle plates on the two sides; one side of the conveying part is an insertion opening;
the bracket guide rail is in a shape of a Chinese character 'ji', and guide rail grooves corresponding to the guide rail are arranged on two sides of the lower surface of the top of the bracket guide rail; the top of the bracket guide rail is provided with a through hole for installing an optical analysis device;
the motor mounting part is used for mounting a motor, and a motor shaft faces downwards;
The fixed shaft is used for mounting a synchronous idle wheel and is fixed through a clamping ring; a synchronous belt wheel is arranged on a motor shaft, and a synchronous idler wheel and the synchronous belt wheel are driven by a synchronous belt;
the conveying part is arranged on the bracket metal plate, the clamping belt part of the conveying part penetrates through the through groove on the bracket metal plate, and the synchronous belt is clamped into the toothed structure of the clamping belt part; the conveying part moves along with the movement of the synchronous belt;
the bracket guide rail covers the bracket metal plate and the conveying parts and is fixed with the bracket metal plate; the guide rail groove is clamped with a guide rail at the top of the transported part;
the photoelectric sensor is arranged in a cavity defined by the support guide rail and the support metal plate and is arranged at the tail end of the support guide rail.
2. The test card transporting apparatus as claimed in claim 1, wherein the first shutter of the transporting part has a tapered shape at the test card insertion port, gradually becomes higher and thicker from the insertion port until a predetermined height and thickness are stably extended backward.
3. The test card transporting apparatus as claimed in claim 2, wherein a second shutter is provided above the first shutter-shaped non-gradation region in a direction parallel to the bottom of the transported member, and the guide rail is provided above the second shutter.
4. The test card transporting apparatus as set forth in claim 3, wherein the guide rail is provided on the second shutter on an opposite side of the insertion port.
5. The test card transporting apparatus as claimed in claim 1, 2, 3 or 4, wherein the bottom of the transporting member is provided with elastic projections which are upwardly protruded from a bottom plane in a direction toward the insertion port, are pressed to be flush with the upper surface of the bottom when the test card is inserted, and are protruded from the upper surface of the bottom when the pressure is released when the test card is taken out.
6. The test card transporting apparatus as set forth in claim 5, wherein the transporting part is provided at a bottom thereof with two elastic projections.
7. The test card transport apparatus of claim 1, further comprising a photosensor secured to the rack guide.
8. The test card transport apparatus of claim 7, wherein the photosensor is in a U-shaped package.
9. The test card transport apparatus of claim 7, wherein the transport member is provided at an end thereof with a sensor stopper, and the sensor stopper is shaped to fit the opening of the U-shaped package.
10. The test card transporting apparatus as claimed in claim 7, wherein the rack guide is provided with a photosensor fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429024.1A CN111977272B (en) | 2019-05-22 | 2019-05-22 | Test card conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429024.1A CN111977272B (en) | 2019-05-22 | 2019-05-22 | Test card conveying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111977272A true CN111977272A (en) | 2020-11-24 |
| CN111977272B CN111977272B (en) | 2024-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910429024.1A Active CN111977272B (en) | 2019-05-22 | 2019-05-22 | Test card conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111977272B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115991324A (en) * | 2023-03-24 | 2023-04-21 | 成都斯马特科技有限公司 | Release paper film tearing device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201876461U (en) * | 2010-10-21 | 2011-06-22 | 河北科技大学 | Automatic sample feeding device for micropore plate |
| CN104502178A (en) * | 2015-01-07 | 2015-04-08 | 深圳市帝迈生物技术有限公司 | Full-automatic testing tube liquid sample blending device and hematology analyzer |
| CN104655863A (en) * | 2015-02-10 | 2015-05-27 | 中国科学院苏州生物医学工程技术研究所 | Sample conveying detection system |
| US20160299166A1 (en) * | 2013-12-26 | 2016-10-13 | Hangzhou Joinstar Biomedical Technology Co., Ltd. | Fully automatic test card conveying apparatus for instant testing instrument |
-
2019
- 2019-05-22 CN CN201910429024.1A patent/CN111977272B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201876461U (en) * | 2010-10-21 | 2011-06-22 | 河北科技大学 | Automatic sample feeding device for micropore plate |
| US20160299166A1 (en) * | 2013-12-26 | 2016-10-13 | Hangzhou Joinstar Biomedical Technology Co., Ltd. | Fully automatic test card conveying apparatus for instant testing instrument |
| CN104502178A (en) * | 2015-01-07 | 2015-04-08 | 深圳市帝迈生物技术有限公司 | Full-automatic testing tube liquid sample blending device and hematology analyzer |
| CN104655863A (en) * | 2015-02-10 | 2015-05-27 | 中国科学院苏州生物医学工程技术研究所 | Sample conveying detection system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115991324A (en) * | 2023-03-24 | 2023-04-21 | 成都斯马特科技有限公司 | Release paper film tearing device and method |
| CN115991324B (en) * | 2023-03-24 | 2023-08-04 | 成都斯马特科技有限公司 | Release paper film tearing device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111977272B (en) | 2024-07-30 |
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Country or region after: China Address after: 610000 No. 603, zone 2, No. 618, Kelin West Road, Chengdu cross strait science and Technology Industrial Development Park, Wenjiang District, Chengdu, Sichuan Applicant after: Sichuan Weikang Park LAN Medical Technology Co.,Ltd. Address before: 611137 No. 603, zone 2, No. 618, Kelin West Road, Chengdu cross strait science and Technology Industrial Development Park, Wenjiang District, Chengdu, Sichuan Applicant before: Sichuan Park Lan Medical Technology Co.,Ltd. Country or region before: China |
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