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CN113655230B - Diagnostic analyzer - Google Patents

Diagnostic analyzer Download PDF

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Publication number
CN113655230B
CN113655230B CN202111047042.7A CN202111047042A CN113655230B CN 113655230 B CN113655230 B CN 113655230B CN 202111047042 A CN202111047042 A CN 202111047042A CN 113655230 B CN113655230 B CN 113655230B
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CN
China
Prior art keywords
card
reagent
hook
hook body
groove
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Active
Application number
CN202111047042.7A
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Chinese (zh)
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CN113655230A (en
Inventor
徐家隆
倪海涛
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Getein Biotech Inc
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Getein Biotech Inc
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Priority to CN202111047042.7A priority Critical patent/CN113655230B/en
Publication of CN113655230A publication Critical patent/CN113655230A/en
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Publication of CN113655230B publication Critical patent/CN113655230B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N2035/00178Special arrangements of analysers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N2035/1027General features of the devices

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)

Abstract

The invention provides a diagnostic analyzer, which comprises a card feeding mechanism, a card returning mechanism and a card throwing position, wherein the card feeding mechanism drives a reagent card to push the card returning mechanism to do reciprocating motion along the horizontal direction so as to push out the reagent card on the card throwing position to realize card returning. The diagnostic analyzer provided by the invention adopts the card feeding mechanism to drive the reagent card to push the card returning mechanism to do reciprocating motion in the horizontal direction so as to push out the reagent card on the card throwing position to realize card returning, a driving mechanism is not required to be added on the card returning mechanism, the card returning can be realized by utilizing the driving mechanism of the card feeding mechanism, the use of the driving mechanism is reduced, the integral complexity of the instrument is reduced, and the diagnostic analyzer is more compact and simpler in structure, low in cost and reliable in operation.

Description

Diagnostic analyzer
Technical Field
The invention relates to a medical instrument, in particular to a diagnostic analyzer in the medical instrument.
Background
Currently, single channel detectors in the point of care testing (POCT) industry require manual removal of the reagent card after use. The manual reagent card pulling out is time consuming and laborious, influences the detection convenience, influences user experience.
Some immunodiagnosis detectors in the market at present also adopt an automatic card-withdrawing mechanism, CN107907697B discloses an automatic card-withdrawing mechanism and a single-channel fluorescence immunoassay instrument, the automatic card-withdrawing mechanism comprises a bottom plate, a sliding rail, a sliding mechanism, a gear mechanism and a card pushing mechanism, a strip-shaped hollowed-out part is arranged on the bottom plate, a card-withdrawing slide rail is fixed below the bottom plate, a slide rail opening for allowing a test card to enter and exit is arranged at the first end of the card-withdrawing slide rail, the sliding rail is arranged on the bottom plate and is close to the hollowed-out part, the sliding mechanism is movably arranged on the sliding rail and can move along the direction of the sliding rail, the sliding mechanism can be used for placing the test card, the sliding mechanism is a card-supporting sliding block, the gear mechanism is fixed on the bottom plate and is close to the second end of the card-withdrawing slide rail, and the card pushing mechanism is arranged on the sliding mechanism and partially extends into the card-withdrawing slide rail, and the test card is pushed out of the card-withdrawing slide rail along with the movement of the sliding mechanism, so that the automatic card withdrawal is realized. The bottom plate is provided with a driving mechanism, the driving mechanism drives the clamping support sliding block to reciprocate along the direction of the sliding rail, and the clamping support sliding block can reciprocate through the driving mechanism. The automatic card withdrawing mechanism is complex in structure, and the reciprocating motion of the card support sliding block needs to be provided with power by the driving mechanism, namely any action of the card support sliding block depends on the driving force of the driving mechanism.
Disclosure of Invention
The invention aims to provide a diagnostic analyzer with a more compact and simple structure and low energy consumption.
The technical scheme adopted by the invention is as follows:
The diagnosis analyzer comprises a card feeding mechanism, a card returning mechanism and a card throwing position, wherein the card feeding mechanism drives a reagent card to push the card returning mechanism to reciprocate along the horizontal direction so as to push out the reagent card on the card throwing position to realize card returning.
Preferably, the card feeding mechanism can move along a movement direction parallel to the card returning mechanism, the card feeding mechanism comprises a card feeding unit and a card hooking device, the card hooking device can move along a movement direction perpendicular to the card returning mechanism and is used for hooking up a reagent card in the card feeding unit and driving the reagent card to move, one side of the reagent card is propped against one side of the card returning mechanism away from the card throwing position, and the card feeding mechanism drives the reagent card to push the card returning mechanism to do reciprocating motion along the horizontal direction.
Preferably, the hooking device comprises a hooking seat and an elastic hooking body arranged on the hooking seat, wherein the top surface of the elastic hooking body is slightly higher than the bottom surface of the reagent to be hooked in an initial state, the reagent to be hooked is extruded downwards to the elastic hooking body, and the extruded elastic hooking body is upwards bounced to be clamped in the groove when passing through the groove of the bottom surface of the reagent to be hooked.
Preferably, the hook clamping device further comprises a driving device, the driving device drives the hook clamping seat to move along the movement direction perpendicular to the withdrawal clamping mechanism, the elastic hook body comprises an elastic piece and a hook body, the hook body is rotationally connected to the hook clamping seat, one end of the elastic piece is connected with the hook body, the other end of the elastic piece is connected with the hook clamping seat, the top surface of the hook body is slightly higher than the bottom surface of the reagent card to be hooked in an initial state, and the hook body can rotate downwards relative to the hook clamping seat after being extruded.
Preferably, the hook body comprises a base part and one end of the base part is rotationally connected to the hook clamping seat, the non-connecting end of the base part extends upwards from the top surface to be provided with a hook body, the non-connecting end of the base part is provided with a limiting block extending outwards, the corresponding position of the hook clamping seat is provided with a limiting opening, the limiting block is positioned in the limiting opening, and in an initial state, the top surface of the hook body is slightly higher than the bottom surface of the reagent card to be hooked, and the limiting block is positioned at the highest position of the limiting opening.
Preferably, the elastic piece is a V-shaped elastic piece, one support arm of the V-shaped elastic piece is connected with the hook clamping seat, the other support arm of the V-shaped elastic piece is connected with the base, and the opening of the V-shaped elastic piece faces the direction of the hook body.
Preferably, the bottom surface of the base is provided with a groove, a through hole which obliquely penetrates through the top surface of the base is arranged in the groove, one support arm of the V-shaped elastic sheet is in abutting connection with the hook clamping seat, the other support arm of the V-shaped elastic sheet penetrates through the through hole from the groove and is exposed out of the top surface of the base, the exposed end is provided with a bending part which is bent inwards, and the width of the groove is matched with the width of the support arm in the groove.
Preferably, the card returning mechanism comprises a card returning push plate, a guide mechanism and a reset mechanism, wherein the card feeding mechanism drives the reagent card to push the card returning push plate to reciprocate along the guide mechanism in the horizontal direction to push out the reagent card on the card throwing position so as to realize card returning, and the reset mechanism drives the card returning push plate to reset after card returning.
Preferably, the card withdrawing mechanism further comprises a support, the card withdrawing push plate is connected to one side of the support, the guide mechanism comprises a guide shaft and two guide shaft support units, two ends of the guide shaft are respectively connected with the two guide shaft support units, the support penetrates through the guide shaft, and the card feeding mechanism drives the reagent card to push the support to reciprocate in the horizontal direction along the guide shaft.
Preferably, the reset mechanism comprises an elastic component, the elastic component is sleeved on the guide shaft, one end of the elastic component is abutted against the guide shaft support unit positioned on one side of the card withdrawal push plate, and the other end of the elastic component is abutted against one side of the card withdrawal push plate.
The beneficial effects of the invention are as follows:
The diagnostic analyzer provided by the invention adopts the card feeding mechanism to drive the reagent card to push the card returning mechanism to do reciprocating motion in the horizontal direction so as to push out the reagent card on the card throwing position to realize card returning, a driving mechanism is not required to be added on the card returning mechanism, the card returning can be realized by utilizing the driving mechanism of the card feeding mechanism, the use of the driving mechanism is reduced, the integral complexity of the instrument is reduced, and the diagnostic analyzer is more compact and simpler in structure, low in cost and reliable in operation.
The moving direction of the card withdrawing mechanism is vertical to the card feeding direction of the card feeding mechanism, and the lateral card withdrawing mode is adopted to reduce the structural space of the instrument, so that the structure is more compact and the volume is small. In addition, the card returning mechanism is also provided with a reset mechanism, after the card is returned, the card returning mechanism can be reset to the standby position without power under the action of the reset mechanism, the use of a power device is reduced, the cost of the whole machine is reduced, the energy consumption is low, and the reliability of the instrument is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic diagram of a diagnostic analyzer according to the present invention;
FIG. 2 is a schematic diagram of the diagnostic analyzer according to the present invention;
FIG. 3 is a schematic structural view of the card feeding mechanism according to the present invention;
FIG. 4 is a schematic view of the structure of the card feeding mechanism of the present invention after the clamping member is removed;
FIG. 5 is a schematic diagram of a hook device according to the present invention;
FIG. 6 is a schematic diagram of the hooking device of the present invention after the hooking seat is removed;
FIG. 7 is a schematic diagram of the hooking device of the present invention after hooking the reagent card;
fig. 8 is a schematic structural view of the card eject mechanism according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments of the present invention and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The following describes in detail the technical solutions provided by the embodiments of the present invention with reference to the accompanying drawings.
The initial state refers to a state when the hook body is not extruded by the reagent card in the clamping groove.
The bottom surface of the reagent card to be hooked refers to the bottom surface of the reagent card positioned in the clamping groove.
The card feeding direction refers to the direction in which the card feeding mechanism feeds the reagent card into the detection module.
Referring to fig. 1 and 2, a diagnostic analyzer comprises a card inlet 8, a card inlet mechanism 1, an incubation module 6, a detection module 2 and a card withdrawal mechanism 5, wherein a plurality of incubation grooves 7 are arranged in the incubation module 6 in parallel, the card inlet 8, the incubation module 6 and the detection module 2 are sequentially arranged on one side of the card inlet mechanism 1 in parallel, a sliding rail 4 penetrating through the card inlet 8, the incubation module 6 and the detection module 2 is arranged below the card inlet 8, the incubation module 6 and the detection module 2 in the diagnostic analyzer, and the card inlet mechanism 1 is connected to the sliding rail 4 in a sliding manner. The driving mechanism 4a drives the card feeding mechanism 1 to slide along the sliding rail 4 to send the reagent card 9 in the card feeding opening 8 into the incubation groove 7 of the incubation module 6, the incubation module 6 incubates the reagent card 9 in the incubation groove 7 at constant temperature until incubation time, then the card feeding mechanism 1 slides along the sliding rail 4 to take out the reagent card 9 in the incubation groove 7 and send the reagent card 9 into the detection module 2 for detection, and the card feeding mechanism 5 performs reciprocating motion along the horizontal direction to push out the reagent card on the card throwing position 3 to realize card feeding. Preferably, the sliding rail 4 is arranged in parallel with the moving direction of the card withdrawing mechanism 5, and the card feeding mechanism 1 drives the reagent card 9 to push the card withdrawing mechanism 5 to reciprocate along the horizontal direction so as to push out the reagent card on the card throwing position 3 to withdraw the card.
Referring to fig. 3 to 7, further, the card feeding mechanism 1 can move along a direction parallel to the moving direction of the card withdrawing mechanism 5, the card feeding mechanism 1 includes a card feeding unit 1-7 and a card hooking device, the card hooking device can move along a direction perpendicular to the moving direction of the card withdrawing mechanism 5 and is used for hooking up the reagent card 9 in the card feeding unit 1-7 and driving the reagent card to move, so that one side of the reagent card 9 abuts against one side of the card withdrawing mechanism 5 away from the card throwing position 3, and the card feeding mechanism 1 drives the reagent card 9 to push the card withdrawing mechanism 5 to reciprocate along the horizontal direction.
Further, the hooking device comprises a hooking clamping seat 1-14 and an elastic hook body arranged on the hooking clamping seat 1-14, wherein in an initial state, the top surface 1-19 of the elastic hook body is slightly higher than the bottom surface 9-2 of the reagent card 9 to be hooked, the reagent card 9 to be hooked extrudes the elastic hook body downwards, and the extruded elastic hook body is upwards bounces and is clamped in the groove 9-1 when passing through the groove 9-1 of the bottom surface 9-2 of the reagent card to be hooked. The groove 9-1 can be arranged at different positions on the bottom surface 9-2 of the reagent card 9, preferably the groove 9-1 is arranged on the bottom surface of the reagent card 9 close to the insertion end when the reagent card 9 is inserted into the bayonet 8, more preferably the groove 9-1 is arranged on the bottom surface of the insertion end when the reagent card 9 is inserted into the bayonet 8, and the path required by the hooking device for hooking the reagent card 9 in the bayonet 8 or the incubation groove 7 is shortest.
Further, the hook clamping device further comprises a driving device 1-1, the driving device 1-1 drives the hook clamping seat 1-14 to move along the movement direction perpendicular to the withdrawal mechanism 5, the elastic hook body comprises an elastic piece 1-15 and a hook body, the hook body is rotationally connected to the hook clamping seat 1-14, one end of the elastic piece 1-15 is connected with the hook body, the other end of the elastic piece is connected with the hook clamping seat 1-14, and in an initial state, the top surface 1-19 of the hook body is slightly higher than the reagent clamping bottom surface 9-2 to be hooked, and the hook body can rotate downwards relative to the hook clamping seat 1-14 after being extruded.
The hook clamping device further comprises a hook clamping slide rail 1-6, the hook clamping slide rail 1-6 is fixed below the card feeding unit 1-7 and perpendicular to the movement direction of the card withdrawing mechanism 5, the hook clamping seat 1-14 is arranged on the hook clamping slide rail 1-6 through a sliding block 1-4 and can slide along the hook clamping slide rail 1-6, the sliding block 1-4 is in transmission connection with the driving device 1-1 through a synchronous belt 1-2, and the driving device 1-1 drives the synchronous belt 1-2 to drive the hook clamping seat 1-14 to slide along the hook clamping slide rail 1-6. One end of the hooking slide rail 1-6 close to the inlet opening 8 is defined as a first end, and the other end is defined as a second end.
Further, referring to fig. 5 to 7, the hook body includes a base 1-13, one end of the base 1-13 is rotatably connected to the hook holder 1-14, a non-connection end of the base 1-13 extends upward from the top surface to form a hook body 1-12, a stop block 1-11 protruding outwards is disposed at the non-connection end of the base 1-13, a stop slot 1-10 is disposed at a corresponding position of the hook holder 1-14, the stop block 1-11 is located in the stop slot 1-10, and in an initial state, the top surface 1-19 of the hook body 1-12 is slightly higher than the bottom surface 9-2 of the reagent card 9 to be hooked, and the stop block 1-11 is located at the highest position of the stop slot 1-10.
Further, a guiding surface 1-17 is arranged at the top of the hook body 1-12 to guide the hook during clamping.
Further, the elastic piece 1-15 is a V-shaped elastic piece, one support arm of the V-shaped elastic piece 1-15 is connected with the hook clamping seat 1-14, the other support arm is connected with the base 1-13, and the opening of the V-shaped elastic piece 1-15 faces the direction of the hook body 1-12.
Further, the bottom surface of the base 1-13 is provided with a groove 1-20, a through hole (not shown in the figure) obliquely penetrating through the top surface of the base 1-13 is arranged in the groove 1-20, one support arm of the V-shaped elastic sheet 1-15 is in abutting connection with the hook clamping seat 1-14, the other support arm penetrates through the through hole from the groove 1-20 and is exposed out of the top surface of the base 1-13, the exposed end is provided with a bending part 1-16 which is bent inwards, and preferably, the bending part 1-16 is parallel to the top surface of the base 1-13, so that the support arm of the V-shaped elastic sheet 1-15 is prevented from sliding out of the through hole, and the running stability of equipment is improved. The width of the groove 1-20 is matched with the width of the support arm of the V-shaped elastic sheet 1-15 in the groove 1-20, so that the support arm is prevented from sliding left and right or shaking during use, and the use stability of the hook body is further affected.
Further, the support arm that the V-shaped elastic sheet 1-15 is connected with the hook clamping seat 1-14 is provided with extension parts 1-18 extending along the length direction of the support arm, and the extension parts comprise two extension parts which are symmetrically arranged at two sides of the support arm. The contact area between the support arm and the hook clamping seat 1-14 is increased, the stability is improved, and the strength of the support arm is improved.
Further, referring to fig. 8, the card withdrawing mechanism 5 includes a card withdrawing push plate 5-5, a guiding mechanism and a reset mechanism, the card feeding mechanism 1 drives the reagent card 9 to push the card withdrawing push plate 5-5 to reciprocate along the guiding mechanism in the horizontal direction to push out the reagent card 9 on the card throwing position 3 so as to withdraw the card, the reset mechanism drives the card withdrawing push plate 5-5 to reset after the card withdrawing, and the guiding mechanism guides the moving direction of the card withdrawing push plate 5-5.
Further, the card withdrawing mechanism 5 further comprises a support 5-1, the card withdrawing push plate 5-5 is connected to one side of the support 5-1 through a connecting rod 5-6, an extending part 5-2 extending vertically downwards is arranged at the end part of one end of the support 5-1, which is located at the card feeding mechanism 1, the guide mechanism comprises a guide shaft 5-3, two guide shaft support units 5-4, the guide shafts 5-3 are preferably arranged in parallel, two guide shafts 5-3 are arranged in parallel, two ends of the two guide shafts 5-3 are respectively connected with the two guide shaft support units 5-4, the support 5-1 is arranged on the guide shaft 5-3 in a penetrating mode, and the card feeding mechanism 1 drives the reagent card 9 to push the support 5-1 to reciprocate in the horizontal direction along the guide shaft 5-3 against the extending part 5-2.
Further, the reset mechanism includes an elastic component (not shown in the figure), the elastic component is preferably a spring, the spring is sleeved on the guide shaft 5-3, one end of the spring is abutted against the guide shaft bracket unit 5-4 located at one side of the card withdrawal push plate 5-5, and the other end is abutted against one side of the bracket 5-1 located at the card withdrawal push plate 5-5.
Referring to fig. 1 to 4, the card inlet 8, the card inlet units 1 to 7 and the incubation groove 7 are provided with clamping grooves which are parallel to each other. Taking a clamping groove in the card feeding unit 1-7 as an example to describe the structure of the clamping groove, referring to fig. 3 and 4, the clamping groove comprises a bottom plate 1-9, one end of the bottom plate 1-9 is provided with a strip-shaped notch 1-8, a clamping piece 1-3 is arranged above the bottom plate 1-9, the clamping piece 1-3 is an elastic piece, and a clamping groove for clamping the reagent card 9 is formed between the clamping piece 1-3 and the bottom plate 1-9. The hook sliding rail 1-6 is fixed below the bottom plate 1-9 in the card feeding unit 1-7 and is arranged corresponding to the strip-shaped notch 1-8, when the hook device moves to the position below the card feeding unit 1-7, the top of the hook body 1-12 is positioned in the strip-shaped notch 1-8, and the strip-shaped notch 1-8 is used for allowing the hook body 1-12 to enter the clamping groove to be matched with the groove 9-1 of the bottom surface 9-2 of the reagent card 9, so that the reagent card 9 is hooked and driven to move. Therefore, the lengths of the elongated notches in the bottom plates of the respective card-entering units 1 to 7, the card-entering opening 8, and the incubation groove 7 are not exactly the same. The detection module 2 is internally provided with a placing groove for placing the reagent card 9, and the placing groove is different from the clamping groove in that a clamping piece is not arranged above the placing groove. Because the diagnostic analyzer of the invention is used for detecting the reagent card 9 in the placing groove of the detection module 2, the reagent card 9 in the placing groove is directly pushed out to realize card withdrawal after the detection is finished, and the placing groove is the card throwing position.
When the reagent card 9 is inserted into the card inlet 8, the driving mechanism 4a is controlled to drive the card inlet mechanism 1 to move towards the card inlet 8 along the sliding rail 4 until the clamping groove in the card inlet 8 and the clamping groove in the card inlet unit 1-7 are positioned in the same straight line, the driving device 1-1 is controlled to drive the hook clamping seat 1-14 to drive the hook body to move towards the first end along the hook clamping sliding rail 1-6, when the hook body enters from the lower part of the reagent card 9 in the card inlet 8, the reagent card 9 presses the hook body downwards, when the hook body moves to the groove 9-1 of the bottom surface 9-2 of the reagent card 9, the hook body is sprung upwards to be clamped in the groove 9-1 to hook the reagent card, and the driving device 1-1 is controlled to drive the hook clamping seat 1-14 to drive the hook body and the reagent card 9 to move towards the second end along the hook clamping sliding rail 1-6 until the reagent card 9 is brought into the clamping groove in the card inlet unit 1-7.
The control driving mechanism 4a drives the feeding mechanism 1 to move towards the incubation module 6 along the sliding rail 4 until the clamping groove in the feeding clamping unit 1-7 and the clamping groove in the incubation groove 7 are positioned on the same straight line, the control driving device 1-1 drives the hooking clamping seat 1-14 to drive the hooking body and the reagent clamping 9 in the clamping groove in the feeding clamping unit 1-7 to move towards the first end along the hooking clamping sliding rail 1-6, the reagent clamping 9 is brought into the clamping groove of the incubation groove 7, after the reagent clamping 9 is clamped in the clamping groove of the incubation groove 7, the end part of the reagent clamping 9, far away from the feeding clamping unit 1-7, abuts against the side wall of the incubation groove 7, the control driving device 1-1 is continuously controlled to drive the hooking clamping seat 1-14 to drive the hooking body to move towards the first end along the hooking sliding rail 1-6, the hooking body is separated from the groove 9-1 of the reagent clamping 9, the control driving mechanism 4a is controlled to drive the feeding clamping mechanism 1 to move along the sliding rail 4, the hooking body is deviated from the groove 9-1 in the clamping groove 9-2 of the clamping groove Wen Yocao, the reagent clamping 9 bottom surface 9-2 is simultaneously, the control driving device 1-1 is controlled to drive the hooking clamping seat 1-14 to move towards the second end along the clamping groove 4, and the reagent clamping seat 1-6 is repeatedly driven towards the second end along the clamping groove 8 to move towards the first end along the clamping groove 8, and the step 8 is controlled to drive the hooking mechanism 8.
After the incubation time of the reagent card in the incubation tank 7 is reached, the reagent card 9 in the incubation tank 7 needs to be transferred into the detection module 2 for detection.
The control driving mechanism 4a drives the card feeding mechanism 1 to move towards the incubation module 4 along the sliding rail 4 until a clamping groove in the card feeding unit 1-7 and a clamping groove in the incubation groove 7 are positioned in the same straight line, the control driving device 1-1 drives the hook clamping seat 1-14 to drive the hook body to move towards the first end along the hook sliding rail 1-6, when the hook body enters from the lower part of the reagent card 9 in the incubation groove 7, the reagent card 9 presses the hook body downwards, and when the hook body moves to the groove 9-1 of the bottom surface 9-2 of the reagent card 9, the hook body upwards bounces and is clamped in the groove 9-1 to hook the reagent card, and the control driving device 1-1 drives the hook clamping seat 1-14 to drive the hook body and the reagent card 9 to move towards the second end along the hook sliding rail 1-6 until the reagent card 9 is brought into the clamping groove in the card feeding unit 1-7. The driving mechanism 4a is controlled to drive the card feeding mechanism 1 to move towards the detection module 2 along the sliding rail 4 until the clamping groove in the card feeding unit 1-7 and the placing groove in the detection module 2 are positioned in the same straight line, the driving device 1-1 is controlled to drive the hook clamping seat 1-14 to drive the hook body and the reagent card 9 in the clamping groove in the card feeding unit 1-7 to move towards the first end along the hook sliding rail 1-6, the reagent card 9 is brought into the placing groove of the detection module 2, after the reagent card 9 enters the placing groove, the end part of the reagent card 9, far away from the card feeding unit 1-7, is abutted against the side wall of the placing groove, the driving device 1-1 is continuously controlled to drive the hook clamping seat 1-14 to drive the hook body to move towards the first end along the hook sliding rail 1-6, the hook body is separated from the groove 9-1 of the reagent card 9, the driving mechanism 4a is controlled to drive the hook body to deviate from the groove 9-1 of the bottom surface 9-2 of the reagent card 9 in the placing groove, and the driving device 1-1 is controlled to drive the hook clamping seat 1-14 to drive the hook body to move towards the second end along the hook sliding rail 1-6.
The detection module 2 detects the reagent card 9 in its well, and at the same time brings the reagent card 9 in the incubation well 7 into the card well in the card unit 1-7 by the method described above.
After the detection module 2 is detected, the driving device 1-1 is controlled to drive the hook seat 1-14 to drive the hook body and the reagent card 9 in the card feeding unit 1-7 to move towards the first end along the hook sliding rail 1-6, meanwhile, the driving mechanism 4a is controlled to drive the card feeding mechanism 1 to move along the sliding rail 4, so that one side of the reagent card 9 abuts against one side of the extending part 5-2 far away from the placing groove 3, the driving mechanism 4a is controlled to drive the card feeding mechanism 1 to move towards the placing groove 3 along the sliding rail 4 to push the support 5-1 and the card withdrawing push plate 5-5 to move horizontally to push out the reagent card 9 on the placing groove 3, at the moment, the spring on the guide shaft 5-3 is compressed, after the reagent card 9 on the placing groove 3 is pushed out, the driving device 1-1 is controlled to drive the hook seat 1-14 to drive the hook body and the reagent card 9 to move towards the second end along the hook sliding rail 1-6 to bring the reagent card 9 into the card groove in the card feeding unit 1-7, after the reagent card 9 leaves the extending part 5-2, the support 5-1 resets to a standby position under the action of the spring, and the detection method is adopted to feed the reagent card 9 into the card feeding unit 2.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The diagnostic analyzer comprises a card feeding mechanism, a card withdrawing mechanism and a card throwing position, and is characterized by further comprising a card feeding port, an incubation module and a detection module, wherein slide rails penetrating through the card feeding port, the incubation module and the detection module are arranged below the card feeding port, the incubation module and the detection module in the diagnostic analyzer, the card feeding mechanism is connected to the slide rails in a sliding manner, the slide rails are arranged in parallel with the movement direction of the card withdrawing mechanism, and the card feeding mechanism drives a reagent card to push the card withdrawing mechanism to reciprocate along the horizontal direction so as to push out the reagent card on the card throwing position to realize card withdrawing;
The card feeding mechanism can move along the movement direction parallel to the card returning mechanism, the card feeding mechanism comprises a card feeding unit and a card hooking device, the card hooking device can move along the movement direction perpendicular to the card returning mechanism and is used for hooking the reagent card in the card feeding unit and driving the reagent card to move, one side of the reagent card is propped against one side of the card returning mechanism away from the card throwing position, and the card feeding mechanism drives the reagent card to push the card returning mechanism to do reciprocating movement along the horizontal direction.
2. The diagnostic analyzer of claim 1, wherein the hooking device comprises a hooking seat and an elastic hook body arranged on the hooking seat, the top surface of the elastic hook body is slightly higher than the bottom surface of the reagent card to be hooked in an initial state, the reagent card to be hooked extrudes the elastic hook body downwards, and the extruded elastic hook body bounces upwards to be clamped in the groove when passing through the groove of the bottom surface of the reagent card to be hooked.
3. The diagnostic analyzer of claim 2, further comprising a driving device, wherein the driving device drives the hook holder to move along a direction perpendicular to the moving direction of the withdrawal mechanism, the elastic hook comprises an elastic member and a hook body, the hook body is rotatably connected to the hook holder, one end of the elastic member is connected to the hook body, the other end of the elastic member is connected to the hook holder, and in an initial state, the top surface of the hook body is slightly higher than the bottom surface of the reagent card to be hooked, and the hook body can rotate downwards relative to the hook holder after being extruded.
4. The diagnostic analyzer of claim 3, wherein the hook body comprises a base, one end of the base is rotatably connected to the hook holder, the non-connection end of the base extends upward from the top surface to form a hook body, the non-connection end of the base is provided with a limiting block extending outward, the corresponding position of the hook holder is provided with a limiting opening, the limiting block is located in the limiting opening, and in an initial state, the top surface of the hook body is slightly higher than the bottom surface of the reagent card to be hooked, and the limiting block is located at the highest position of the limiting opening.
5. The diagnostic analyzer of claim 4, wherein the elastic member is a V-shaped spring, one arm of the V-shaped spring is connected to the hook holder, the other arm of the V-shaped spring is connected to the base, and the opening of the V-shaped spring faces the direction of the hook body.
6. The diagnostic analyzer of claim 5, wherein the bottom surface of the base has a groove, a through hole is formed in the groove, the through hole is obliquely formed in the top surface of the base, one arm of the V-shaped spring is in abutting connection with the hook seat, the other arm of the V-shaped spring passes through the through hole from the groove and is exposed from the top surface of the base, the exposed end is provided with a bent portion bent inwards, and the width of the groove is adapted to the width of the arm in the groove.
7. The diagnostic analyzer of any one of claims 1 to 6, wherein the card withdrawal mechanism comprises a card withdrawal push plate, a guide mechanism and a reset mechanism, wherein the card feeding mechanism drives the reagent card to push the card withdrawal push plate to reciprocate along the guide mechanism in the horizontal direction to push out the reagent card on the card throwing position so as to realize card withdrawal, and the reset mechanism drives the card withdrawal push plate to reset after card withdrawal.
8. The diagnostic analyzer of claim 7, wherein the card withdrawal mechanism further comprises a support, the card withdrawal push plate is connected to one side of the support, the guide mechanism comprises a guide shaft and two guide shaft support units, two ends of the guide shaft are respectively connected with the two guide shaft support units, the support is arranged on the guide shaft in a penetrating manner, and the card feeding mechanism drives the reagent card to push the support to reciprocate along the guide shaft in the horizontal direction.
9. The diagnostic analyzer of claim 8, wherein the return mechanism comprises an elastic member, the elastic member is sleeved on the guide shaft, one end of the elastic member abuts against the guide shaft support unit located at one side of the card withdrawal push plate, and the other end abuts against one side of the support located at the card withdrawal push plate.
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CN115184628B (en) * 2021-11-29 2024-01-23 南京诺唯赞医疗科技有限公司 Automatic card throwing mechanism and fluorescence immunoassay appearance

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