阅读说明：本技术 试剂卡存储装置、试剂卡进卡装置和免疫层析分析仪 (Reagent card storage device, reagent card feeding device and immunochromatography analyzer ) 是由 林鹤 吕治斌 刘亨 于 2021-07-30 设计创作，主要内容包括：本发明公开了试剂卡存储装置,包括外壳,所述外壳内设有试剂卡仓,所述试剂卡仓内并列设有若干用于安装试剂卡盒的试剂卡盒安装工位。本发明还公开了一种试剂卡进卡装置,包括如上所述的试剂卡存储装置,所述外壳内还设有位于所述试剂卡仓下方的试剂卡进卡仓,所述试剂卡进卡仓内设有用于从试剂卡盒内取出试剂卡的进卡取卡机构。本发明还公开了一种免疫层析分析仪,包括如上所述的试剂卡进卡装置。本发明的试剂卡存储装置、试剂卡进卡装置和免疫层析分析仪,具有卡仓通量大的优点。(The invention discloses a reagent card storage device which comprises a shell, wherein a reagent card bin is arranged in the shell, and a plurality of reagent card box mounting stations for mounting reagent card boxes are arranged in the reagent card bin in parallel. The invention also discloses a reagent card feeding device which comprises the reagent card storage device, wherein a reagent card feeding bin positioned below the reagent card bin is also arranged in the shell, and a card feeding and taking mechanism for taking out the reagent card from the reagent card box is arranged in the reagent card feeding bin. The invention also discloses an immunochromatography analyzer which comprises the reagent card-in device. The reagent card storage device, the reagent card feeding device and the immunochromatography analyzer have the advantage of large card bin flux.)

1. A reagent card storage device, characterized by: the device comprises a shell (301), wherein a reagent card bin (302) is arranged in the shell (301), and a plurality of reagent card box installation stations (303) used for installing the reagent card box (100) are arranged in the reagent card bin (302) in parallel.

2. The reagent card storage device of claim 1, wherein: be equipped with dehumidification storehouse (304) in shell (301), be equipped with dehumidifier (305) in dehumidification storehouse (304), be equipped with on the lateral wall of reagent card storehouse (302) and be used for the bleeder vent (306) that are linked together with dehumidification storehouse (304).

3. A reagent card storage device as claimed in claim 1 or 2, wherein: an automatic door mechanism is further arranged on the shell (301) and corresponds to the reagent card bin (302);

automatic door mechanism include with reagent card storehouse (302) correspond to set up door opening (307) on shell (301) trailing flank and install bin gate (308) on door opening (307), one side of door opening (307) is equipped with door-seat (309), be equipped with bin gate pivot (310) on bin gate (308) with door-seat (309) normal running fit, just shell (301) with be equipped with between bin gate (308) and be used for making bin gate (308) keep the bin gate elastic component (311) of opening, the opposite side of door opening (307) is equipped with and is used for overcoming bin gate elastic component (311) are to thereby the effect of power that bin gate (308) was applyed makes bin gate (308) keep closed magnetism subassembly (312).

4. The reagent card storage device of claim 3, wherein: the bin gate elastic piece (311) adopts a torsion spring arranged on the bin gate rotating shaft (310);

a bin gate sensor (313) for detecting the opening and closing state of the bin gate (308) is arranged on the reagent card bin (302);

the side wall of the reagent card bin (302) is provided with a bin gate push rod (314) which can move back and forth and is used for opening the bin gate (308), and the bin gate push rod (314) and the magnetic attraction component (312) are positioned on the same side of the gate hole (307).

5. The reagent card storage device of claim 1, wherein: a partition plate (315) is arranged between every two adjacent reagent card box mounting stations (303);

a positioning plate (316) is arranged on the front side of the reagent card bin (302), and card box positioning magnets (317) are arranged on the positioning plate (316) and the reagent card box mounting stations (303) in a one-to-one correspondence manner;

a card box in-place sensor (318) for detecting whether the reagent card box (100) is installed in place is arranged on the front side surface of the reagent card box (302) and corresponds to the reagent card box installation station (303) one by one;

the top surface of the reagent card bin (302) and the reagent card box mounting station (303) are provided with card box fixing elastic sheets (319) matched with the reagent card box (100) in a one-to-one correspondence manner.

6. The reagent card advances to clamp device which characterized in that: reagent card storage device according to any of claims 1 to 5, wherein a reagent card access magazine (320) is provided in the housing (301) below the reagent card magazine (302), and a card access mechanism is provided in the reagent card access magazine (320) for accessing a reagent card (102) from a reagent cartridge (100).

7. The reagent card entry device of claim 6, wherein: the reagent card box (100) comprises a box body (101), a reagent card cavity (103) for stacking and placing the reagent cards (102) is formed in the box body (101), a card taking sliding groove (104) communicated with the reagent card cavity (103) is formed in the bottom surface of the box body (101), and a card taking opening (105) communicated with the card taking sliding groove (104) and used for allowing the reagent cards (102) to penetrate through is formed in the bottom of the front side surface of the box body (101);

the bottom surface of the reagent card bin (302) is provided with card taking through grooves (321) in one-to-one correspondence with the reagent card box installation stations (303), and when the reagent card box (101) is installed in the corresponding reagent card box installation stations (303), the card taking sliding grooves (104) in the bottom surface of the reagent card box (101) and the card taking through grooves (321) in the bottom of the reagent card box installation stations (303) are communicated with each other to form a card taking channel.

8. The reagent card entry device of claim 7, wherein: a door mechanism for opening and closing the card taking opening (105) is arranged in the box body (101);

the door mechanism is including setting up slide (106) in the box body (101) and with slide (106) sliding fit's sliding door (107), sliding door (107) face the bottom of the trailing flank of reagent card chamber (103) is equipped with inclined plane (108), inclined plane (108) make the thickness of sliding door (107) reduces along vertical decurrent direction gradually, just the height more than or equal to the thickness of reagent card (102) and be less than the twice of reagent card (102) thickness of inclined plane (108) projection face in vertical direction.

9. The reagent card entry device of claim 8, wherein: the slide way (106) is positioned in the vertical direction; an elastic element I (109) used for applying a vertical downward reset force to the sliding door (107) is arranged in the sliding way (106).

10. The reagent card entry device of claim 7, wherein: a drying groove (112) for placing a drying agent is arranged in the side wall of the box body (101).

11. The reagent card entry device of claim 7, wherein: the card entering and taking mechanism comprises a reagent clamping hook assembly, the reagent clamping hook assembly comprises a clamping hook substrate (201) and a clamping hook piece (202) which is installed on the clamping hook substrate (201) in a rotating fit mode, a clamping hook (202a) which is used for stretching into the card taking channel to hook a reagent card (1022) is arranged on the clamping hook piece (202), the clamping hook piece (202) is installed on the clamping hook substrate (201) in a rotating fit mode, an elastic element II (203) which is used for driving the clamping hook piece (202) to rotate towards a set direction and a limiting structure which is used for limiting the maximum angle of the clamping hook piece (202) rotating towards the set direction are arranged on the clamping hook substrate (201); when the hook piece (202) is in limit fit with the limit structure, the top surface of the hook (202a) is higher than the bottom surface of one reagent card (102) positioned at the lowermost end of the reagent card box (100).

12. The reagent card entry device of claim 11, wherein: the card feeding and taking mechanism further comprises a card taking guide driving mechanism for driving the hook substrate (201) to move along the direction parallel to the card taking sliding groove (104).

13. The reagent card entry device of claim 12, wherein: get card direction actuating mechanism and include getting card base plate (205), it gets card track (206) to be equipped with on card base plate (205) to get, trip base plate (201) with get card track (206) sliding fit, just it is used for the drive to get to be equipped with on card base plate (205) trip base plate (201) along get the card actuating mechanism that gets that card track (206) removed.

14. The reagent card entry device of claim 13, wherein: the card taking substrate (205) is provided with a reagent card transfer block (210) for temporarily storing the reagent card (102) taken out from the reagent card box (100).

15. The reagent card entry device of claim 13, wherein: an automatic door mechanism is further arranged on the shell (301) and corresponds to the reagent card bin (302); the automatic door mechanism comprises a door hole (307) which is arranged on the rear side surface of the shell (301) and corresponds to the reagent card bin (302), and a bin door (308) which is arranged on the door hole (307); a bin gate push rod (314) which can move back and forth and is used for opening the bin gate (308) is arranged on the side wall of the reagent card bin (302);

the card taking base plate (205) is provided with a door pushing mechanism for driving the bin door push rod (314) to move back and forth;

the door pushing mechanism comprises a door pushing electric cylinder (211) fixedly mounted on the card taking base plate (205), and an expansion rod (212) of the door pushing electric cylinder (211) is parallel to the bin door push rod (314).

16. The reagent card entry device of claim 13, wherein: the front side surface of the box body (101) is provided with an RFID chip (113); an RFID reader-writer (213) is arranged on the card taking substrate (205).

17. The reagent card entry device of any one of claims 13-16, wherein: the card feeding and taking mechanism further comprises a card taking adjusting mechanism for adjusting the card taking guide driving mechanism to different reagent card box installation stations (303);

get card adjustment mechanism and include regulation base plate (214), be equipped with regulation track (215) on regulation base plate (214), be equipped with on regulation track (215) rather than sliding fit's regulation slider (216), get card base plate (205) with regulation slider (216) fixed connection, just be equipped with on regulation base plate (214) and be used for the drive regulation slider (216) along the regulation drive mechanism that regulation track (215) removed.

18. An immunochromatography analyzer, characterized in that: comprising a reagent card-entry device according to any one of claims 12 to 35.

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a reagent card storage device, a reagent card entering device and an immunochromatography analyzer.

Background

The detection principle of the immunochromatography analyzer is based on antigen-antibody specific immunoreaction, and clinical diagnosis is assisted by detecting different items of samples such as whole blood, peripheral blood, serum, plasma and the like. In order to meet the requirements for detection quantification/qualitative and large flux and meet the development trend of POCT detection automation and simplification, the development trend of an immunochromatography analyzer is large flux and full automation.

The existing immunochromatography analyzer mainly has the following defects:

1) most of the existing immunochromatography analyzers are manual or semi-automatic instruments, reagent cards need to be inserted manually, the operation is complicated, the efficiency is low, the improper operation easily causes pollution, and the inspection result is influenced finally;

2) the full-automatic immune program analyzer on the market has the problems of small card bin flux, complex structure of a reagent card bin and an automatic card feeding device, high cost and large occupied space, and is not beneficial to reducing the volume of the analyzer;

3) the full-automatic immune program analyzer in the market needs to manually open the bin gate, then an operator recognizes the specified card box and manually takes out the card box, the operation is complicated, the efficiency is low, and the experience is poor;

4) the reagent card is carried the sample to the reaction site from dripping the appearance position through capillary action, and all reagent cards need keep dry, and current immunoassay appearance is unfavorable for the reagent card to stay the saving in the card storehouse for a long time, consequently, need take out the reagent card that interval time overlength does not detect and put back in dry sealed bag, complex operation, influence the testing result even.

Disclosure of Invention

In view of the above, the present invention provides a reagent card storage device, a reagent card loading device and an immunochromatography analyzer, which have the advantage of large cartridge throughput.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention firstly provides a reagent card storage device which comprises a shell, wherein a reagent card bin is arranged in the shell, and a plurality of reagent card box mounting stations for mounting reagent card boxes are arranged in the reagent card bin in parallel.

Furthermore, a dehumidifying bin is arranged in the shell, a dehumidifier is arranged in the dehumidifying bin, and air holes communicated with the dehumidifying bin are formed in the side wall of the reagent card bin.

Furthermore, an automatic door mechanism is arranged on the shell corresponding to the reagent card bin.

Further, the automatically-controlled door mechanism include with reagent card storehouse corresponds to set up door opening on the shell trailing flank and installs door on the door opening, one side of door opening is equipped with the gate seat, be equipped with door pivot on the door with gate seat normal running fit, just the shell with be equipped with between the door and be used for making the door elastic component that the door kept opening, the opposite side of door opening is equipped with and is used for overcoming the door elastic component is right thereby the effect of the force of door application makes the door keep closed magnetism subassembly.

Furthermore, the bin gate elastic part adopts a torsion spring arranged on the bin gate rotating shaft.

Further, a bin gate sensor for detecting the opening and closing state of the bin gate is arranged on the reagent card bin.

Furthermore, a bin door push rod capable of moving back and forth and opening the bin door is arranged on the side wall of the reagent card bin, and the bin door push rod and the magnetic attraction component are located on the same side of the door hole.

Furthermore, a partition plate is arranged between every two adjacent reagent card box installation stations.

Furthermore, the front side in reagent card storehouse is equipped with the locating plate, on the locating plate with reagent card box installation station one-to-one is equipped with card box location magnet.

Furthermore, a card box in-place sensor for detecting whether the reagent card box is installed in place is arranged on the front side face of the reagent card box in one-to-one correspondence with the reagent card box installation stations.

Furthermore, the top surface in reagent card storehouse with reagent card box installation station one-to-one is equipped with the fixed shell fragment of card box with reagent card box complex.

The invention also provides a reagent card feeding device which comprises the reagent card storage device, wherein a reagent card feeding bin positioned below the reagent card bin is also arranged in the shell, and a card feeding and taking mechanism for taking out the reagent card from the reagent card box is arranged in the reagent card feeding bin.

The reagent card box comprises a box body, a reagent card cavity for placing the reagent cards in a stacking mode is formed in the box body, a card taking sliding groove communicated with the reagent card cavity is formed in the bottom surface of the box body, and a card taking opening communicated with the card taking sliding groove and used for the reagent cards to penetrate through is formed in the bottom of the front side surface of the box body;

the reagent card box is characterized in that card taking through grooves are formed in the bottom surface of the reagent card bin in one-to-one correspondence with the reagent card box installation station, and the reagent card box is installed in the corresponding reagent card box installation station, and is arranged at the back of the reagent card box installation station, a card taking sliding groove in the bottom surface of the reagent card box and a card taking through groove in the bottom of the reagent card box installation station are communicated with each other to form a card taking channel.

Further, a door mechanism for opening and closing the bayonet is arranged in the box body.

Further, door mechanism including set up slide in the box body and with slide sliding fit's sliding door, the sliding door towards the bottom of the trailing flank in reagent card chamber is equipped with the inclined plane, the inclined plane makes the thickness of sliding door reduces along vertical decurrent direction gradually, just the height more than or equal to the thickness of reagent card and be less than the twice of reagent card thickness of inclined plane projection in vertical direction.

Furthermore, an elastic element I used for applying a vertical downward reset force to the sliding door is arranged in the sliding way.

Further, the slide way is located in the vertical direction.

Further, the reagent card cavity is internally provided with a balancing weight used for pressing the stacked reagent cards.

Furthermore, the side wall of the reagent card cavity is provided with a vertical slide rail for guiding the balancing weight.

Furthermore, a drying groove for placing a drying agent is arranged in the side wall of the box body.

Further, an RFID chip is arranged on the front side face of the box body.

Furthermore, the card feeding and taking mechanism comprises a reagent clamping hook assembly, the reagent clamping hook assembly comprises a clamping hook substrate and a clamping hook piece which is arranged on the clamping hook substrate in a rotating fit mode, a clamping hook which is used for stretching into the card taking channel to hook a reagent card is arranged on the clamping hook piece, the clamping hook piece is arranged on the clamping hook substrate in a rotating fit mode, and an elastic element II used for driving the clamping hook piece to rotate towards a set direction and a limiting structure used for limiting the maximum angle of the clamping hook piece rotating towards the set direction are arranged on the clamping hook substrate; when the clamping hook piece is in limit fit with the limiting structure, the top surface of the clamping hook is higher than the bottom surface of a reagent card positioned at the lowermost end of the reagent card box.

Furthermore, the limiting structure comprises a limiting column arranged on the substrate, and a limiting piece matched with the limiting column is arranged on the clamping hook piece.

Further, elastic element II adopts the setting to be in epaxial torsional spring of trip spare's pivot, or, elastic element II adopts the extension spring, be equipped with on the trip spare be used for with the connection piece that the extension spring is connected.

Further, the top surface of the hook is positioned between the bottom surface and the top surface of one reagent card at the lowermost end of the reagent card box.

Further, the card feeding and taking mechanism further comprises a card taking guide driving mechanism for driving the hook substrate to move along the direction parallel to the card taking sliding groove.

Further, get card direction actuating mechanism including getting the card base plate, it gets the card track to be equipped with on the card base plate to get, the trip base plate with get card track sliding fit, just it is used for the drive to get to be equipped with on the card base plate the trip base plate along get the card actuating mechanism that gets that card track removed.

Furthermore, get card actuating mechanism including be located respectively get card drive wheel, suit on get card drive wheel get card drive belt and be used for driving one of them get card drive wheel pivoted and get the card motor get card on getting card track both ends, get card drive belt include with get the parallel section that the card track is parallel, the trip base plate with parallel section fixed connection.

Furthermore, a reagent card transfer block for temporarily storing the reagent card taken out of the reagent card box is arranged on the card taking substrate.

Furthermore, an automatic door mechanism is arranged on the shell corresponding to the reagent card bin; the automatic door mechanism comprises a door hole which is arranged on the rear side surface of the shell and corresponds to the reagent card bin and a bin door which is arranged on the door hole; a bin door push rod capable of moving back and forth and opening the bin door is arranged on the side wall of the reagent card bin;

and the card taking base plate is provided with a door pushing mechanism for driving the bin door push rod to move back and forth.

Further, the door pushing mechanism comprises a door pushing electric cylinder fixedly mounted on the card taking substrate, and a telescopic rod of the door pushing electric cylinder is parallel to the bin door push rod.

Furthermore, an RFID reader-writer is arranged on the card taking substrate.

Furthermore, the card feeding and taking mechanism further comprises a card taking adjusting mechanism for adjusting the card taking guide driving mechanism to different reagent card box installation stations.

Further, get card adjustment mechanism including adjusting the base plate, be equipped with the regulation track on the regulation base plate, be equipped with on the regulation track rather than sliding fit's regulation slider, get card base plate with regulation slider fixed connection, just be equipped with on the regulation base plate and be used for the drive regulation slider along adjust the regulation actuating mechanism that the track removed.

Furthermore, adjust actuating mechanism including being located respectively adjust the regulation band pulley at track both ends, suit in adjust the regulation drive belt on the band pulley and be used for driving one of them regulation band pulley pivoted adjusting motor, adjust the slider with adjust drive belt fixed connection.

The invention also provides an immunochromatography analyzer which comprises the reagent card-in device.

The invention has the beneficial effects that:

according to the reagent card storage device, the reagent card bin is arranged in the shell, and the plurality of reagent card box installation stations for installing the reagent card boxes are arranged in the reagent card bin, so that the plurality of reagent card boxes can be installed in the reagent card bin according to actual needs, and the flux of the card bin can be increased.

The dehumidifying bin is arranged in the shell, and the dehumidifier is arranged in the dehumidifying bin, so that the dryness in the space of the shell can be ensured, and the storage time of the reagent card is prolonged; through set up the drying groove in the box body lateral wall of reagent card box, set up the drier in the drying groove, further improve the degree of dryness in the reagent card box, improve the save time of reagent card, make the reagent card can stop in reagent card storage device for a long time and preserve, reduce the operation and can improve and detect the precision.

Through set up the automatically-controlled door mechanism on the shell, utilize the combined action of door elastic component, magnetism subassembly, can realize the automation of door and open to take out or put into reagent card box, reduce operating personnel's operation.

Get the card spout through setting up on the box body bottom surface at reagent card box, get card logical groove on the bottom surface of reagent card box installation station, after reagent card box installs on reagent card box installation station, the card spout is got to the correspondence and get to be linked together and form and get the card passageway between the logical groove, so, can conveniently utilize to realize the automatic technical purpose of getting the reagent card of colluding like reagent trip subassembly etc to realize the automatic technical purpose of getting the card.

Through set up the door mechanism that is used for the switching to get the bayonet socket in the box body of reagent card box, utilize the inclined plane that sets up in sliding door trailing flank bottom and be located the reagent card cooperation of reagent card box bottom, when getting the card, the reagent card receives forward thrust action, thereby make the reagent card exert the effect of the force on perpendicular to inclined plane to the sliding door, the vertical component force drive sliding door that this effect of force had upwards slides and opens, thereby open and get the bayonet socket, take out the back with a reagent card that is located the reagent card box bottom, the sliding door slides downwards under the effect of gravity or elastic element I and resets and close and get the bayonet socket.

The hook piece which is matched with the hook base plate in a rotating mode is arranged on the hook base plate of the reagent hook assembly, when the hook base plate moves backwards, the hook is in contact with the reagent card box, and the force applied by the reagent card box to the hook drives the hook piece to rotate in a direction opposite to the set direction, so that the technical purpose of automatic abdicating is achieved; when the hook member is located behind the reagent card box, the hook member resets under the effect of elastic element II and rotates to the maximum angle position towards the direction of settlement, and then controls the hook base plate to move forward, and the hook stretches into and gets the card passageway and colludes a reagent card that is located the reagent card box bottom, realizes the technical purpose of taking out the reagent card from the reagent card box, has simple structure, advantage that the reliability is high.

Drawings

In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:

FIG. 1 is a schematic structural diagram of an embodiment of a reagent card-entering device of the present invention;

FIG. 2 is a schematic structural view of the reagent card of the present embodiment after being inserted into the rear side of the hidden casing of the card device;

FIG. 3 is a schematic structural view of an automatic door mechanism;

FIG. 4 is a schematic structural view of the reagent card of the present embodiment after being inserted into the hidden housing;

FIG. 5 is a rear isometric view of FIG. 4;

FIG. 6 is a schematic diagram of a reagent cartridge;

FIG. 7 is a schematic view of the internal structure of the reagent cartridge;

FIG. 8 is a schematic structural view of a card-entering and card-taking mechanism;

FIG. 9 is a schematic structural view of a card-removing adjustment mechanism;

FIG. 10 is a schematic view of the card-removing guide driving mechanism;

FIG. 11 is a schematic view of the structure of the reagent hook assembly.

Description of reference numerals:

100-a reagent cartridge; 101-a box body; 102-reagent card; 103-reagent card chamber; 104-card taking sliding groove; 105-a bayonet; 106-a slide; 107-sliding door; 108-inclined plane; 109-an elastic element I; 110-a counterweight block; 111-vertical slide rail; 112-a drying tank; 113-an RFID chip;

201-a hook substrate; 202-a hook member; 202 a-hook; 202 b-a spacing piece; 202 c-connecting piece; 203-elastic element ii; 204-a limiting column; 205-card substrate fetching; 206-card-taking track; 207-card taking driving wheel; 208-card removal drive belt; 209-card taking motor; 210-reagent card adaptor block; 211-electric cylinder for pushing door; 212-a telescoping rod; 213-RFID reader; 214-a conditioning substrate; 215-adjusting the track; 216-adjusting the slide block; 217-adjusting the pulley; 218-adjusting the drive belt; 219-adjustment motor;

301-a housing; 302-reagent cartridge; 303-reagent cartridge installation station; 304-a dehumidification bin; 305-a dehumidifier; 306-air holes; 307-door hole; 308-door of the bin; 309-door seat; 310-door hinge; 311-door elastic member; 312-a magnetically attractive component; 313-door sensor; 314-door pusher; 315-a separator; 316-positioning plate; 317-cartridge positioning magnet; 318-cartridge in-position sensor; 319-cartridge fixation spring; 320-the reagent is clamped into the card bin; 321-card taking through groove; 322-support plate.

Detailed Description

The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.

The immunochromatographic analyzer of this embodiment includes a reagent card-entering device. Specifically, as shown in fig. 1, the reagent card insertion device of the present embodiment includes a reagent card storage device. The reagent card storage device of the embodiment comprises a shell 301, a reagent card chamber 302 is arranged in the shell 301, and a plurality of reagent card box installation stations 303 for installing the reagent card boxes 100 are arranged in the reagent card chamber 302 in parallel. The reagent card storage device of this embodiment is through setting up reagent card storehouse in the shell to set up a plurality of reagent card box installation stations that are used for installing reagent card box in reagent card storehouse, so, can install a plurality of reagent card boxes in reagent card storehouse according to actual need, thereby can increase card storehouse flux.

Further, as shown in fig. 2, a dehumidifying bin 304 is arranged in the housing 301, a dehumidifier 305 is arranged in the dehumidifying bin 304, a vent hole 306 for communicating with the dehumidifying bin 304 is arranged on the side wall of the reagent card bin 302, and by arranging the dehumidifying bin 304 and the dehumidifier 305 in the dehumidifying bin 304, the dryness in the housing space can be ensured, thereby improving the storage time of the reagent card and ensuring that the reagent card 102 can be kept in a dry state for a long time.

Further, an automatic door mechanism is arranged on the shell 301 corresponding to the reagent card bin 302. As shown in fig. 3, the automatic door mechanism of this embodiment includes a door hole 307 corresponding to the reagent card compartment 302 and disposed on the rear side of the housing 301, and a door 308 installed on the door hole 307, wherein a door seat 309 is disposed on one side of the door hole 307, a door rotating shaft 310 is disposed on the door 308 and is rotatably engaged with the door seat 309, a door elastic member 311 for keeping the door 308 open is disposed between the housing 301 and the door 308, and a magnetic assembly 312 for keeping the door 308 closed by overcoming the force applied to the door 308 by the door elastic member 311 is disposed on the other side of the door hole 307. The door elastic member 311 of the present embodiment is a torsion spring provided on the door hinge 310. Thus, under the combined action of the torsion spring and the magnetic attraction component, the technical purpose of automatically opening the bin door 308 can be realized. Preferably, a door push rod 314 which can move back and forth and is used for opening the door 308 is arranged on the side wall of the reagent card chamber 302, and the door push rod 314 and the magnetic component 312 are positioned on the same side of the door hole 307; when the bin door 308 is closed, the torque of the magnetic force applied to the bin door by the magnetic attraction component 312 relative to the bin door rotating shaft 310 is greater than the torque of the torsion force applied to the bin door 308 by the torsion spring relative to the bin door rotating shaft 310, so that the bin door 308 can be kept in a closed state; by arranging the door push rod 314, when the door 308 needs to be opened, the door push rod 314 is utilized to push the door 308 open, the magnetic component 312 is separated from the door 308, the magnetic force of the magnetic component 312 on the door 308 is smaller along with the larger opening range of the door 308, and when the torque of the torsion spring applied to the door 308 relative to the door rotating shaft 310 is larger than the torque of the magnetic force applied to the door by the magnetic component 312 relative to the door rotating shaft 310, the door 308 can be automatically opened.

Preferably, the reagent card chamber 302 of the present embodiment is provided with a chamber door sensor 313 for detecting the open/close state of the chamber door 308, when the chamber door 308 is closed, the chamber door sensor 313 is triggered, and the magnetic attraction component 312 attracts the chamber door 308 to keep the closed state.

A partition 315 is provided between two adjacent reagent cartridge mounting stations 303 of this embodiment to enable positioning of the reagent cartridges 100. As shown in fig. 5, the positioning plate 316 is disposed on the front side of the reagent cartridge compartment 302, the positioning plate 316 is provided with cartridge positioning magnets 317 corresponding to the reagent cartridge mounting stations 303, and the reagent cartridge 100 can be mounted at a predetermined position by applying a forward magnetic force to the reagent cartridge 100 by the magnetic attraction of the cartridge positioning magnets 317. Preferably, the front side of the reagent cartridge chamber 302 of the present embodiment is provided with a cartridge in-place sensor 318 corresponding to the reagent cartridge installation station 303 one by one for detecting whether the reagent cartridge 100 is installed in place, and the reagent cartridge 100 is installed in place and then triggers the corresponding cartridge in-place sensor 318, thereby realizing automatic detection of the installation position of the reagent cartridge 100 and automatic detection of whether the reagent cartridge 100 is installed in the reagent cartridge installation station 303. The top surface and the reagent card box installation station 303 one-to-one of the reagent card storehouse 302 of this embodiment are equipped with the fixed shell fragment 319 of card box with reagent card box 100 complex, utilize the fixed shell fragment 319 of card box to exert decurrent elastic force effect to reagent card box 100 to guarantee the installation stability of reagent card box 100 on vertical direction.

The housing 301 of this embodiment further has a reagent card feeding compartment 320 located below the reagent card compartment 302, and the reagent card feeding compartment 320 has a card feeding and taking mechanism for taking out the reagent card 102 from the reagent cartridge 100.

Specifically, as shown in fig. 6, the reagent cartridge 100 of the present embodiment includes a cartridge body 101, a reagent cartridge cavity 103 for stacking reagent cartridges 102 is disposed in the cartridge body 101, a card-taking chute 104 communicated with the reagent cartridge cavity 103 is disposed on a bottom surface of the cartridge body 101, and a card-taking opening 105 communicated with the card-taking chute 104 and used for reagent cartridges 102 to pass through is disposed at a bottom of a front side surface of the cartridge body 101. The bottom surface of the reagent card chamber 302 of this embodiment is provided with card-taking through slots 321 corresponding to the reagent card cartridge mounting stations 303 one by one, and after the reagent card cartridge 101 is mounted in the corresponding reagent card cartridge mounting station 303, the card-taking sliding slot 104 formed in the bottom surface of the reagent card cartridge 101 communicates with the card-taking through slot 321 formed in the bottom of the reagent card cartridge mounting station 303 to form a card-taking channel.

As shown in fig. 7, the case 101 of the present embodiment is provided with a door mechanism for opening and closing the latch opening 105. The door mechanism of the present embodiment comprises a slide way 106 arranged in the box body 101 and a slide door 107 in sliding fit with the slide way 106, wherein the bottom of the rear side of the slide door 107 facing the reagent card cavity 103 is provided with an inclined surface 108, the inclined surface 108 gradually reduces the thickness of the slide door 107 along the vertical downward direction, and the height of the projection surface of the inclined surface 108 in the vertical direction is greater than or equal to the thickness of the reagent card 102 and less than twice the thickness of the reagent card 102. Specifically, the slide way 106 of the present embodiment is located in the vertical direction, an elastic element i 109 for applying a vertically downward restoring force to the sliding door 107 is arranged in the slide way 106 of the present embodiment, and the elastic element i 109 of the present embodiment adopts a compression spring arranged at the top of the sliding door 107. Through set up the door mechanism that is used for the switching to get the bayonet socket in the box body of reagent card box, utilize the inclined plane that sets up in sliding door trailing flank bottom and be located the reagent card cooperation of reagent card box bottom, when getting the card, the reagent card receives forward thrust action, thereby make the reagent card exert the effect of the force on perpendicular to inclined plane to the sliding door, the vertical component force drive sliding door that this effect of force had upwards slides and opens, thereby open and get the bayonet socket, take out the back with a reagent card that is located the reagent card box bottom, the sliding door slides downwards under the effect of gravity or elastic element I and resets and close and get the bayonet socket.

Further, a weight block 110 for compressing the stacked reagent cards 102 is arranged in the reagent card cavity 107, a vertical slide rail 111 for guiding the weight block 110 is arranged on the side wall of the reagent card cavity 107 in the embodiment, and by arranging the weight block 110, after the reagent card 102 located at the lowermost end is taken out, the reagent card 102 located at the upper end automatically moves downwards under the action of self gravity or the force applied by the weight block 110, so that the technical purpose of automatically feeding the reagent card 102 is realized.

Further, a drying groove 112 for placing a drying agent is formed in the side wall of the box body 101, and the drying agent is arranged in the drying groove 112 of the embodiment, so that the dryness of the reagent card box is further improved, the storage time of the reagent card is prolonged, the reagent card can stay and be stored in the reagent card storage device for a long time, the operation is reduced, and the detection precision can be improved.

Further, the card-entering and card-taking mechanism of the embodiment comprises a reagent hook component. As shown in fig. 11, the reagent card hook assembly of the present embodiment includes a hook substrate 201 and a hook member 202 rotatably mounted on the hook substrate 201, the hook member 202 is provided with a hook 202a for extending into the card access channel to hook the reagent card 1022, the hook member 202 is rotatably mounted on the hook substrate 201, the hook substrate 201 is provided with an elastic element ii 203 for driving the hook member 202 to rotate toward a predetermined direction and a limiting structure for limiting the maximum angle at which the hook member 202 rotates toward the predetermined direction; when the hook 202 is engaged with the position-limiting structure, the top surface of the hook 202a is higher than the bottom surface of one reagent card 102 located at the lowermost end of the reagent cartridge 100. The hook piece which is matched with the hook base plate in a rotating mode is arranged on the hook base plate of the reagent hook assembly, when the hook base plate moves backwards, the hook is in contact with the reagent card box, and the force applied by the reagent card box to the hook drives the hook piece to rotate in a direction opposite to the set direction, so that the technical purpose of automatic abdicating is achieved; when the hook member is located behind the reagent card box, the hook member resets under the effect of elastic element II and rotates to the maximum angle position towards the direction of settlement, and then controls the hook base plate to move forward, and the hook stretches into and gets the card passageway and colludes a reagent card that is located the reagent card box bottom, realizes the technical purpose of taking out the reagent card from the reagent card box, has simple structure, advantage that the reliability is high.

Further, the limiting structure of the present embodiment includes a limiting post 204 disposed on the hook substrate 201, and a limiting piece 202b for cooperating with the limiting post 204 is disposed on the hook 202. The elastic element II 203 is a torsion spring arranged on a rotating shaft of the hook member 202, or the elastic element II 203 is a tension spring, and the hook member 202 is provided with a connecting piece 202c used for being connected with the tension spring. The elastic element II 203 of the embodiment adopts a tension spring, and the hook member 202 is provided with a connecting piece 202c for connecting with the tension spring.

Further, the top surface of the hook 202a is located between the bottom surface and the top surface of the lowermost one of the reagent cards 102 of the reagent cartridge 100, ensuring that the hook 202a only hooks one reagent card 102 at a time.

Further, the card-feeding and-fetching mechanism of the present embodiment further includes a card-fetching guide driving mechanism for driving the hook substrate 201 to move along a direction parallel to the card-fetching chute 104. As shown in fig. 10, the card-taking guide driving mechanism of the present embodiment includes a card-taking substrate 205, a card-taking rail 206 is disposed on the card-taking substrate 205, the hook substrate 201 is slidably engaged with the card-taking rail 206, and a card-taking driving mechanism for driving the hook substrate 201 to move along the card-taking rail 206 is disposed on the card-taking substrate 205. Specifically, the card taking driving mechanism of this embodiment includes card taking driving wheels 207 respectively located at two ends of the card taking rail 206, a card taking driving belt 208 sleeved on the card taking driving wheels 207, and a card taking motor 209 for driving one of the card taking driving wheels 207 to rotate, where the card taking driving belt 208 includes a parallel section parallel to the card taking rail 206, and the hook substrate 201 is fixedly connected to the parallel section. The card taking guide driving mechanism can drive the hook substrate 201 and the reagent hook assembly to move back and forth along the card taking track 206, so that the reagent hook assembly can be used for realizing the technical purpose of automatically taking out the reagent card 102 in the reagent card box 100.

Further, the card taking substrate 205 is provided with a reagent card transfer block 210 for temporarily storing the reagent card 102 taken out of the reagent cartridge 100, the reagent card 102 taken out of the reagent cartridge 100 is directly conveyed to the reagent card transfer block 210, and then the reagent card 102 on the reagent card transfer block 210 is conveyed to the card inlet position of the immunochromatographic analyzer, and the reagent card 102 on the reagent card transfer block 210 is pushed into the diffraction groove of the turntable of the immunochromatographic analyzer.

Further, the card-taking substrate 205 of the present embodiment is provided with a door-pushing mechanism for driving the door-pushing rod 314 to move back and forth. The door pushing mechanism of the embodiment includes a door pushing electric cylinder 211 fixedly mounted on the card taking substrate 205, an expansion link 212 of the door pushing electric cylinder 211 is parallel to a door pushing rod 314, when the door 308 needs to be opened, the door pushing mechanism is adjusted to a set position, and then the expansion link 212 of the door pushing electric cylinder 211 is used to drive the door pushing rod 314 to move forward, so that the door 308 is pushed open, the magnetic component 312 is separated from the door 308, and when the torque of the torsion spring applied to the door 308 relative to the door rotating shaft 310 is greater than the torque of the magnetic force applied to the door by the magnetic component 312 relative to the door rotating shaft 310, the door 308 can be automatically opened.

Further, the front side of the box body 101 is provided with an RFID chip 113, and the card-taking substrate 205 is provided with an RFID reader-writer 213, so that the information of the reagent cartridge 100 can be read and written.

Further, the card-in and card-out mechanism of the present embodiment further comprises a card-out adjusting mechanism for adjusting the card-out guiding driving mechanism to different reagent cartridge mounting stations 303. As shown in fig. 9, the card-taking adjusting mechanism of the present embodiment includes an adjusting base plate 214, an adjusting rail 215 is disposed on the adjusting base plate 214, an adjusting slider 216 slidably engaged with the adjusting rail 215 is disposed on the adjusting rail 215, the card-taking base plate 205 is fixedly connected to the adjusting slider 216, and an adjusting driving mechanism for driving the adjusting slider 216 to move along the adjusting rail 215 is disposed on the adjusting base plate 214. The adjusting driving mechanism of the embodiment comprises adjusting belt wheels 217 respectively positioned at two ends of the adjusting track 215, an adjusting transmission belt 218 sleeved on the adjusting belt wheels 217 and an adjusting motor 219 for driving one of the adjusting belt wheels 217 to rotate, and the adjusting slider 216 is fixedly connected with the adjusting transmission belt. The adjusting track 215 and the card taking track 206 of the embodiment are perpendicular to each other, and the card taking adjusting mechanism can adjust the reagent card hook component to different reagent card box installation stations 303, so that the technical purpose of taking cards in different reagent card boxes 100 is achieved.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.