CN112444518B - Blood type reagent card centrifugal detection device - Google Patents
Blood type reagent card centrifugal detection device Download PDFInfo
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- CN112444518B CN112444518B CN202011295404.XA CN202011295404A CN112444518B CN 112444518 B CN112444518 B CN 112444518B CN 202011295404 A CN202011295404 A CN 202011295404A CN 112444518 B CN112444518 B CN 112444518B
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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
- G01N21/84—Systems specially adapted for particular applications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
- B01L3/502753—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by bulk separation arrangements on lab-on-a-chip devices, e.g. for filtration or centrifugation
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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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10712—Fixed beam scanning
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10861—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
- G06K7/10871—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels randomly oriented data-fields, code-marks therefore, e.g. concentric circles-code
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/10—Terrestrial scenes
Abstract
The invention relates to a blood type reagent card centrifugal detection device, comprising: the centrifugal disc is positioned above the control module and is connected with the servo motor through a centrifugal rotating shaft; the centrifugal disc comprises a chassis and a saw-shaped ring, a plurality of clamping positions are arranged on the chassis, the saw-shaped ring is clamped on the chassis, and the saw-shaped depressions of the saw-shaped ring are aligned with the clamping positions to fix reagent cards on the clamping positions; the upper clamping module is positioned below the second opening and is provided with a third opening and a sliding door, the sliding door is slid to expose the clamping position, and the reagent card is loaded into the clamping position from the inner side and abuts against the saw-shaped circular ring; a waste card bin is arranged in the first opening and used for storing the reagent card withdrawn by the card withdrawing module; the card withdrawing module is positioned above the waste card bin, the push-pull rod is controlled by the electromagnet to eject the reagent card, and the reagent card falls into the waste card bin below the push-pull rod; the image acquisition module is positioned above the card position and acquires the image of the reagent card in the card position.
Description
Technical Field
The invention relates to the technical field of medical detection, in particular to a blood type reagent card centrifugal detection device.
Background
With the rapid development of the world biological engineering technology, the detection and identification method for cross matching, blood types, antibodies and the like is gradually changed from the conventional routine detection of the traditional blood type serology to the micro-column gel immunoassay technology. The micro-column gel immunoassay method is necessary to be equipped with a microfluidic gel reagent card. During detection, the microfluidic gel reagent card is generally placed on a special centrifuge, and the result is interpreted by a photographic system or the naked eye after centrifugation. The sample adding, centrifuging and photographing are respectively operated on three different devices or different positions of the same device, the operation on different positions requires that a mechanical arm is used for moving the gel reagent card, and the gel reagent card can fall off in the moving process. In the existing micro-column gel detection method, the gel reagent card is detected in a vertical sample adding and vertical centrifugation mode, and the existing instrument cannot meet the centrifugal operation of the micro-fluidic gel reagent card.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a blood type reagent card centrifugal detection device which is provided with a horizontal centrifugal disc, a servo motor is controlled by a controller of a control module to drive the centrifugal disc to rotate, the accurate positioning of each clamping position on the centrifugal disc and the identification of the reagent card information in the clamping position are realized by an image acquisition module, the sample information is identified by a code scanner, the matching of the sample information and the reagent card information is realized, when the centrifugation is finished, the centrifuged reagent card image can be directly acquired by an image acquisition device, the result identification is carried out, the corresponding result is stored, finally, the reagent card is popped out to a waste card bin by a card withdrawal module, and the operations of sample adding, centrifugation, photographing result identification and the like of the reagent card are realized in the same clamping position. The whole process is high in automation degree, and meanwhile, the reagent card adopts a micro-fluidic technology, so that the required blood sample amount is small, and the practicability is higher.
In order to achieve the above object, the present invention provides a blood type reagent card centrifugal test device, comprising:
the front surface of the box body is provided with a first opening;
the box cover is covered above the box body and is provided with a second opening;
the control module is accommodated in the box body and comprises a servo motor and a controller; the servo motor is electrically connected with the controller;
the centrifugal disc is located the control module top, with servo motor is connected through the centrifugal pivot, the centrifugal disc includes:
a chassis connected with the centrifugal rotating shaft, the chassis including:
the clamping positions are uniformly distributed on the circumference of the chassis and used for placing reagent cards;
the empty groove is positioned on the inner side of the clamping position;
the card withdrawing groove is positioned on the outer side of the clamping position, and the width of the card withdrawing groove is smaller than that of the clamping position;
the saw-shaped circular ring is fixedly connected with the chassis through a screw, and a saw-shaped recess of the saw-shaped circular ring is aligned with the clamping position to fix the reagent card on the clamping position;
the upper clamping module is positioned above the centrifugal disc and comprises a third opening and a sliding door; the third opening is positioned below the second opening of the box cover, and the sliding door is positioned in the third opening and used for opening and closing the third opening;
the useless card storehouse, the holding in the box, useless card storehouse includes:
the sliding rail is arranged on the bottom surface of the inner side of the first opening of the box body;
the push-pull drawer is arranged on the sliding rail and slides into or out of the box body through the first opening;
the inner bin is accommodated in the push-pull drawer and used for storing the reagent card;
move back the card module, be located directly over the useless card storehouse, move back the card module and include:
the electromagnet is electrically connected with the controller and receives a card withdrawing signal sent by the controller;
the push-pull rod is connected with the electromagnet and is provided with a spring structure;
the image acquisition module is positioned right above the clamping position, is electrically connected with the controller and acquires the image of the reagent card in the clamping position;
when the reagent card is loaded, the sliding door is moved, the third opening is opened, the reagent card is pushed into the clamping position from one side of the empty groove and abuts against the saw-shaped circular ring; the servo motor drives the centrifugal disc to perform centrifugal operation through the centrifugal rotating shaft; when the card is withdrawn, the electromagnet controls the push-pull rod to pop into the card position along the card withdrawing groove, so that the reagent card in the card position is popped out, the reagent card falls into the inner bin of the waste card bin through the empty groove, and the push-pull rod is reset under the control of the spring structure.
Preferably, the front face of the box body is also provided with a code scanner which is electrically connected with the controller, so that the controller scans and records the bar code of the sample through the code scanner.
Preferably, the front face of the box body is further provided with an emergency stop button, and the emergency stop button is electrically connected with the controller and used for closing the controller.
Preferably, the case cover is further provided with a case cover lock, and the case cover is fixedly locked with the case body through the case cover lock.
Preferably, the case cover is further provided with a touch screen, and the touch screen is electrically connected with the controller and used for receiving an input operation instruction through the touch screen and displaying an execution result of the input operation instruction.
Preferably, the image acquisition module comprises a camera and a support, the camera is fixed on the box body through the support, and the camera is located right above the clamping position.
The embodiment of the invention provides a centrifugal detection device for blood type reagent cards, which is provided with a horizontal centrifugal disc, wherein a servo motor is controlled by a controller of a control module to drive the centrifugal disc to rotate, the accurate positioning of each clamping position on the centrifugal disc and the identification of the information of a reagent card in the clamping position are realized through an image acquisition module, the identification of sample information and the matching of the sample information and the information of the reagent card are realized through a code scanner, when the centrifugation is finished, the image of the centrifuged reagent card can be directly acquired through image acquisition equipment, the result identification is carried out and the corresponding result is stored, finally, the reagent card is ejected to a waste card bin through a card ejection module, and the operations of sample adding, centrifugation, photographing result identification and the like of the reagent card are realized in the same clamping position. The whole process has high automation degree, and meanwhile, the reagent card adopts a microfluidic technology, so that the required blood sample amount is small, and the practicability is stronger.
Drawings
FIG. 1 is a schematic structural diagram of a blood type reagent card centrifugal test device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an internal structure of a blood type reagent card centrifugal test device according to an embodiment of the present invention;
FIG. 3 is an external view of a blood type reagent card centrifugation test device according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a centrifugal tray of the blood type reagent card centrifugal testing device according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a card loading module of the blood type reagent card centrifugal detection device according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a waste card bin of the blood type reagent card centrifugal detection device according to the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a card ejection module of the blood type reagent card centrifugal detection device according to the embodiment of the present invention;
fig. 8 is a schematic structural diagram of an image acquisition module of the blood type reagent card centrifugal detection device according to the embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
The embodiment of the invention provides a centrifugal detection device for blood type reagent cards, which is provided with a horizontal centrifugal disc, wherein a servo motor is controlled by a controller of a control module to drive the centrifugal disc to rotate, the accurate positioning of each clamping position on the centrifugal disc and the identification of the information of a reagent card in the clamping position are realized through an image acquisition module, the identification of sample information and the matching of the sample information and the information of the reagent card are realized through a code scanner, when the centrifugation is finished, the image of the centrifuged reagent card can be directly acquired through image acquisition equipment, the result identification is carried out and the corresponding result is stored, finally, the reagent card is ejected to a waste card bin through a card ejection module, and the operations of sample adding, centrifugation, photographing result identification and the like of the reagent card are realized in the same clamping position. The whole process is high in automation degree, and meanwhile, the reagent card adopts a micro-fluidic technology, so that the required blood sample amount is small, and the practicability is higher.
FIG. 1 is a schematic structural diagram of a blood type reagent card centrifugal test device according to an embodiment of the present invention; FIG. 2 is a schematic diagram of an internal structure of a blood type reagent card centrifugal test device according to an embodiment of the present invention; fig. 3 is an external view of a blood type reagent card centrifugal test device according to an embodiment of the present invention, fig. 4 is a schematic structural view of a centrifugal plate of the blood type reagent card centrifugal test device according to an embodiment of the present invention, and as shown in fig. 1 to 4, the blood type reagent card centrifugal test device includes: the automatic card feeding device comprises a box body 1, a box cover 2, a control module 3, a centrifugal disc 4, a card feeding module 5, a waste card bin 6, a card returning module 7 and an image acquisition module 8.
A first opening 11, a code scanner 12 and an emergency stop button 13 are provided on the front surface of the case 1. The cover 2 is provided with a second opening 21 and a touch panel 22. The rear part of the case cover 2 is connected with the back surface of the case body 1 through a hinge, the case cover 2 can be opened upwards, a case cover lock (not shown in the figure) is further arranged at the front part of the case cover 2, and the case cover 2 can be locked with the case body 1 through the case cover lock.
The control module 3 is accommodated on the bottom surface inside the box body 1, the control module 3 comprises a controller (not shown in the figure) and a servo motor (not shown in the figure), the controller is used for controlling each module inside the device, the servo motor is used for driving the centrifugal disc 4 to rotate, and the controller can realize the accurate positioning of the centrifugal disc 4 by controlling the displacement steps of the servo motor.
The code scanner 12, the emergency stop button 13 and the touch screen 22 are all connected with a controller of the control module 3 through circuits, the code scanner 12 is used for scanning bar code information of samples and transmitting the sample information back to the controller, the emergency stop button 13 is used for emergency stop of the equipment when the equipment is in failure or possibly causes danger, and the touch screen 22 is used for displaying running conditions of the equipment, receiving operation instructions and displaying execution results of the operation instructions, and displaying the sample information and final identification results of corresponding reagent cards and the like after detection.
The centrifugal disk 4 includes a centrifugal spindle 41, a bottom disk 42 and a saw-shaped ring 43.
The centrifugal disk 4 is connected with a servo motor through a centrifugal rotating shaft 41, and the servo motor drives the centrifugal disk 4 to rotate through the centrifugal rotating shaft 41.
A plurality of blocking positions 421 are uniformly distributed on the circumference of the chassis 42, a card withdrawing groove 423 is arranged outside the blocking positions 421, and an empty groove 422 is arranged inside the blocking positions 421. When the card is withdrawn, the card withdrawing module 7 ejects the reagent card in the card position 421 through the card withdrawing slot 423, and the reagent card falls into the waste card bin 6 through the empty slot 422. The width of the card withdrawing groove 423 is smaller than that of the card position 421, so that the reagent card can be prevented from flying out in the centrifugal rotation process of the device.
The saw-shaped ring 43 is clamped on the chassis 42 and fixed with the chassis 42 through screws, the saw-shaped concave part of the saw-shaped ring 43 is aligned with the clamping position 421 on the chassis 42, and the width of the saw-shaped concave part is smaller than that of the clamping position 421, so that the reagent card is clamped in the centrifugal rotation process of the device.
Fig. 5 is a schematic structural diagram of an upper card module of the blood type reagent card centrifugation detection apparatus according to the embodiment of the present invention, and as shown in fig. 5, the upper card module 5 includes a third opening 51, a sliding door 52 and a handle 53.
When the reagent card loading device normally works, the sliding door 52 is in a closed state, the third opening 51 is sealed, the third opening 51 is located right below the second opening 21 on the box cover 2, when the reagent card loading device needs to load the reagent card, the sliding door 52 is opened through the handle 53, the clamping position 421 below the third opening 51 is exposed, the reagent card is pushed into the clamping position 421 from the empty groove 422 on the inner side of the clamping position 421 and abuts against the saw-shaped ring 43, and the saw-shaped ring 43 and the clamping position 421 clamp the reagent card in the clamping position 421 together.
Fig. 6 is a schematic structural view of a waste card bin of a blood type reagent card centrifugal test device according to an embodiment of the present invention, and as shown in fig. 6, the waste card bin 6 includes a slide rail 61, a push-pull drawer 62, and an inner bin 63.
The waste card bin 6 is positioned on the bottom surface of the inner side of the first opening 11 of the box body 1, the slide rail 61 is arranged on the bottom surface of the box body 1 perpendicular to the first opening 11, the push-pull drawer 62 is arranged on the slide rail 61 in a sliding mode, and the box body 1 can be pushed in or pulled out through the first opening 11. An inner bin 63 is separately arranged in the push-pull drawer 62 and used for storing the withdrawn reagent card, and the inner bin 63 can be separately sleeved with a garbage bag to prevent the withdrawn reagent card from polluting the bin body.
Fig. 7 is a schematic structural diagram of a card ejection module of the blood type reagent card centrifugation detection apparatus according to the embodiment of the present invention, and as shown in fig. 7, the card ejection module 7 includes an electromagnet 71 and a push-pull rod 72.
The electromagnet 71 is electrically connected with the controller of the control module 3, the controller controls the card withdrawing module to act, when the card is required to be withdrawn, the controller sends a card withdrawing signal to the electromagnet 71, the electromagnet 71 drives the push-pull rod 72 to act after receiving the card withdrawing signal sent by the controller, the push-pull rod 72 is popped into the card withdrawing groove 423 to pop out the reagent card in the card withdrawing groove 421, and the reagent card falls into the inner bin 63 of the waste card bin 6 through the empty groove 422 in the inner side of the card withdrawing groove 421 after being popped out. The push-pull rod 72 returns to the original position by the automatic expansion of the spring structure (not shown) to wait for the next card-withdrawing action.
Fig. 8 is a schematic structural diagram of an image acquisition module of a blood type reagent card centrifugation detection apparatus according to an embodiment of the present invention, and as shown in fig. 8, the image acquisition module 8 includes a camera 81 and a bracket 82.
The camera 81 is electrically connected with the controller of the control module 3, the camera 81 is fixedly installed on the box body 1 through the support 82, the camera 81 is located right above the clamping position 421, an image of the clamping position 421 can be shot from top to bottom, the image of the clamping position 421 is shot and is transmitted back to the controller, the position of the clamping position 421 can be judged by the controller, and the accurate positioning of each clamping position 421 is realized by controlling the displacement steps of the servo motor. The camera 81 is also used for shooting the image of the reagent card in the card position 421, and when the card is loaded, the information of the reagent card is identified by identifying the two-dimensional code in the image of the reagent card, so that the information of the reagent card is matched with the sample information, after the centrifugal action is finished, the result image of the reagent card is shot, and the result image is transmitted back to the controller, so that the detection result of the reagent card is identified, and the identification result is stored.
The specific working process of the invention is as follows:
the controller of the control module 3 controls the servo motor to drive the centrifugal disc 4 to rotate through the centrifugal rotating shaft 41, after the card position 421 is ready, a card loading action is prompted through the touch screen 22, the push-pull door 52 is pushed through the handle 53 of the card loading module 5, the third opening 51 is opened, the card position 421 is exposed, a reagent card is pushed into the card position 421 from the empty slot 422 inside the card position 421 and abuts against the saw-shaped ring 43, the bar code of the sample is scanned through the code scanner 12, the sample loading is carried out on the reagent card, meanwhile, the two-dimensional code information of the reagent card on the card position 421 is collected through the camera 81 of the image collection module 8 and matched with the sample information in the sample loading process, the card loading action is sequentially repeated until all the reagent cards are in place, the push-pull door 52 is pushed to close the third opening 51, the controller starts centrifugal detection until the detection is finished, the detection result of the reagent card is sequentially shot through the camera 81 and sent to the controller for result identification, the identification result is stored, the card ejecting module 7 is controlled to sequentially eject the reagent card in the card position 421 into the waste card bin 6 for collection, and finally, the detection result is displayed through the touch screen 22.
Compared with the prior art, the embodiment of the invention provides a blood type reagent card centrifugal detection device which is provided with a horizontal centrifugal disc, a servo motor is controlled by a controller of a control module to drive the centrifugal disc to rotate, the accurate positioning of each clamping position on the centrifugal disc and the identification of reagent card information in the clamping position are realized through an image acquisition module, sample information is identified through a code scanner, the matching of the sample information and the reagent card information is realized, when the centrifugation is finished, the centrifuged reagent card image can be directly acquired through image acquisition equipment, the result identification is carried out, the corresponding result is stored, finally, a reagent is popped out to a waste card bin through a card withdrawing module, and the operations of sample adding, centrifugation, photographing result identification and the like of the reagent card are realized in the same clamping position. The whole process has high automation degree, and meanwhile, the reagent card adopts a microfluidic technology, so that the required blood sample amount is small, and the practicability is stronger.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a blood group reagent card centrifugation detection device which characterized in that, blood group reagent card centrifugation detection device includes:
the front surface of the box body is provided with a first opening;
the box cover is covered above the box body and is provided with a second opening;
the control module is accommodated in the box body and comprises a servo motor and a controller; the servo motor is electrically connected with the controller;
the centrifugal disc is located the control module top, with servo motor is connected through the centrifugal pivot, the centrifugal disc includes:
a chassis connected with the centrifugal rotating shaft, the chassis including:
the clamping positions are uniformly distributed on the circumference of the chassis and used for placing reagent cards;
the empty groove is positioned on the inner side of the clamping position;
the card withdrawing groove is positioned outside the card position, and the width of the card withdrawing groove is smaller than that of the card position;
the saw-shaped circular ring is fixedly connected with the chassis through a screw, and a saw-shaped recess of the saw-shaped circular ring is aligned with the clamping position to fix the reagent card on the clamping position;
the upper clamping module is positioned above the centrifugal disc and comprises a third opening and a sliding door; the third opening is positioned below the second opening of the box cover, the sliding door is positioned in the third opening, and the third opening is opened and closed;
the useless card storehouse, the holding in the box, useless card storehouse includes:
the sliding rail is arranged on the bottom surface of the inner side of the first opening of the box body;
the push-pull drawer is arranged on the sliding rail and slides into or out of the box body through the first opening;
the inner bin is accommodated in the push-pull drawer and used for storing the reagent card;
move back the card module, be located directly over the useless card storehouse, move back the card module and include:
the electromagnet is electrically connected with the controller and receives a card withdrawing signal sent by the controller;
the push-pull rod is connected with the electromagnet and is provided with a spring structure;
the image acquisition module is positioned right above the clamping position, is electrically connected with the controller and acquires the image of the reagent card in the clamping position;
when the reagent card is loaded, the sliding door is moved, the third opening is opened, the reagent card is pushed into the clamping position from one side of the empty groove and abuts against the saw-shaped circular ring; the servo motor drives the centrifugal disc to perform centrifugal operation through the centrifugal rotating shaft; when the card is withdrawn, the electromagnet controls the push-pull rod to pop into the card position along the card withdrawing groove, the reagent card in the card position is popped out, the reagent card falls into the inner bin of the waste card bin through the empty groove, and the push-pull rod resets under the control of the spring structure.
2. The blood type reagent card centrifugation detection device of claim 1, wherein the front face of the box body is further provided with a code scanner electrically connected with the controller, so that the controller scans and records the bar code of the sample through the code scanner.
3. The blood type reagent card centrifugal test device of claim 1, wherein the front face of the box body is further provided with an emergency stop button, and the emergency stop button is electrically connected with the controller and used for closing the controller.
4. The blood type reagent card centrifugal test device of claim 1, wherein the case cover further has a case cover lock, and the case cover is locked and fixed with the case body through the case cover lock.
5. The blood type reagent card centrifugation detection device according to claim 1, wherein the case cover is further provided with a touch screen, and the touch screen is electrically connected with the controller and used for receiving input operation instructions through the touch screen and displaying execution results of the input operation instructions.
6. The blood type reagent card centrifugal test device of claim 1, wherein the image acquisition module comprises a camera and a bracket, the camera is fixed on the box body through the bracket, and the camera is located right above the clamping position.
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| CN202011295404.XA CN112444518B (en) | 2020-11-18 | 2020-11-18 | Blood type reagent card centrifugal detection device |
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