Automatic induction card bin of fluorescence immunoassay analyzer
By designing an automatic sensing card compartment, the reagent cards of the fluorescence immunoassay analyzer can be automatically identified, read, and processed. It supports the storage of multiple reagent cards, which solves the problems of complex operation, long time consumption, and dryness limitation in the existing technology, improves detection efficiency and accuracy, and expands the application scope.
Patent Information
- Application Number
- CN202422517425.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-17
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-10-17
AI Technical Summary
The reagent card compartment of existing fluorescence immunoassay analyzers requires manual operation, which is complicated, time-consuming, and not very accurate. In addition, it does not have a dehumidification function in environments with strict dryness requirements, which limits its application range. Furthermore, the reagent card capacity is small and needs to be replenished frequently.
An automatic card reader for a fluorescence immunoassay analyzer was designed, comprising a housing, a card ejection, card pushing, and card transport mechanism, and equipped with a dehumidifier. It enables automatic identification, reading, and processing of reagent cards, supports storage of multiple reagent cards, and automatically ejects cards, simplifying the operation process.
It improves the automation level of testing, shortens operation time, increases testing efficiency, expands the scope of application, reduces the number of reagent card replenishments, and ensures the accuracy and consistency of testing.
Smart Images
Figure CN223637526U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fluorescent immunoassay instrument technical field, specifically related to a kind of automatic induction card bin of fluorescent immunoassay instrument. BACKGROUND
[0002] Fluorescent immunoassay instrument is a kind of biological analysis instrument based on fluorescent labeling technology, it captures fluorescent signal through specific optical system, to realize the quantitative detection of antigen, antibody or other specific substance in biological sample, and is widely used in clinical diagnosis, drug screening, biomedical research and food safety detection etc.
[0003] With the continuous development of science and technology, the demand for efficient, convenient and intelligent equipment is increasing, and this trend also affects the fluorescent immunoassay instrument. At present, the reagent card bin of fluorescent immunoassay instrument needs to be manually operated and set related parameters when the reagent card is put in, the operation is complex, time-consuming, and the accuracy is not high, the efficiency is low, and in some dryness strict experimental scene, the reagent card bin does not have dehumidification function, which limits the application of fluorescent immunoassay instrument, and the reagent card bin of the present stage can only accommodate a small amount of reagent card, and the experimenter needs to replenish frequently, the process is tedious, and the test process is also easy to be interrupted.
[0004] Therefore, we propose an automatic induction card bin of fluorescent immunoassay instrument. UTILITY MODEL CONTENT
[0005] The utility model aims at providing an automatic induction card bin of fluorescent immunoassay instrument to solve the problems proposed in the above background.
[0006] To achieve the above object, the utility model adopts the following technical scheme:
[0007] The utility model provides an automatic induction card bin of fluorescent immunoassay instrument, which comprises a shell, the bottom end of the shell is connected with an instrument bottom plate, a card withdrawing mechanism and a card pushing mechanism are arranged in the inner cavity of the shell, a card bin inner shell is arranged above the shell, the same number of card loading mechanisms as the card pushing mechanism are arranged in the inner cavity of the card bin inner shell, the lower end of the card loading mechanism is connected with the card pushing mechanism through the shell, a card conveying mechanism is arranged on the instrument bottom plate, the card conveying mechanism is connected with the card withdrawing mechanism and the card pushing mechanism, one side of the card bin inner shell is open, a card bin arc cover is arranged on one side of the card bin inner shell opening, a dehumidifier is arranged on the side of the card bin inner shell away from the card bin arc cover, and the outlet end of the dehumidifier is communicated with the outside of the card bin.
[0008] Further, the card clamping mechanism includes a card holder shell, which is fixedly arranged in the inner cavity of the card slot inner shell, and the bottom of the two side surfaces of the card holder shell is provided with an opening, the bottom of the card holder shell is provided with a push card slot for sliding of the reagent card, the push card slot is in communication with the inner cavity of the card holder shell and the opening, the width of the reagent card is greater than the width of the push card slot, the side surface of the card holder shell is provided with a reagent card induction control plate, one end of the reagent card induction control plate is electrically connected with a push-pull electromagnet, the output end of the push-pull electromagnet is connected with a card slot stop block, the side of the card slot stop block away from the push-pull electromagnet is fixedly provided with a card slot stop sheet, the side of the card holder shell opposite to the reagent card induction control plate is provided with a reagent card placing opening, and the reagent card is placed in the reagent card placing opening.
[0009] Further, the push card mechanism includes a push card rail base, one end of the push card rail base is provided with a push card motor, the output end of the push card motor is connected with a push card driving wheel, the end of the push card rail base away from the push card motor is provided with a push card driven wheel, the push card driven wheel is connected with the push card driving wheel through a push card synchronous belt, the push card synchronous belt is provided with a push card synchronous belt fixing block, the push card synchronous belt fixing block is fixedly connected with a push card sliding seat, the push card sliding seat is provided with a push card hook, the push card hook is rotatably connected with the push card sliding seat through a torsion spring, the push card hook is inserted into the push card slot to push the reagent card to the card conveying mechanism, the push card sliding seat is provided with a push card rotating shaft stop block for limiting the rotating path of the push card hook, the push card rotating shaft stop block is located below the push card hook, the side of the push card sliding seat away from the push card synchronous belt is provided with a push card sliding block, the push card sliding block is slidably connected with a push card sliding rail arranged on the push card rail base, the push card sliding seat is provided with a push card zero position sheet, and the push card rail base is provided with a push card photoelectric switch for detecting the push card zero position sheet.
[0010] Further, the card conveying mechanism includes a rotating disc motor, the rotating disc motor is arranged on the instrument bottom plate through a rotating disc motor support, the output end of the rotating disc motor is connected with a card conveying driving wheel, a card conveying synchronous belt is sleeved on the card conveying driving wheel, the end of the card conveying synchronous belt away from the card conveying driving wheel is sleeved with a card conveying synchronous belt wheel, the card conveying synchronous belt wheel is rotatably arranged on the instrument bottom plate through a rotating disc seat, a rotating disc flange is coaxially and fixedly arranged above the card conveying synchronous belt wheel, a reaction rotating disc is arranged on the rotating disc flange, and interval placing grooves are arranged on the reaction rotating disc, the reagent cards are placed in the placing grooves, a zero position sheet is arranged on the reaction rotating disc, and a photoelectric switch is arranged on the rotating disc motor for detecting the zero position sheet.
[0011] Further, the card returning mechanism comprises a card returning rail base, one end of the card returning rail base is provided with a card returning motor, the output end of the card returning motor is connected with a card returning driving wheel, the end of the card returning rail base away from the card returning motor is provided with a card returning driven wheel, the card returning driven wheel is connected with the card returning driving wheel through a card returning synchronous belt, the card returning synchronous belt is connected with a card returning synchronous belt fixing block, the card returning synchronous belt fixing block is fixedly connected with a card returning sliding base, the card returning sliding base is provided with a first card returning hook and a second card returning hook, the first card returning hook and the second card returning hook are both rotationally connected with the card returning sliding base through a torsion spring, the top end of the inner cavity of the shell is provided with a card returning rail, the card returning rail is open at both ends, the bottom of the card returning rail is provided with a card returning groove for sliding of the reagent card, the card returning groove is communicated with the opening, the width of the reagent card is greater than the width of the card returning groove, the first card returning hook extends into the placing groove to push the reagent card to the card returning rail, the second card returning hook extends into the card returning rail to push the reagent card to the outside of the card slot, the card returning sliding base is provided with a card returning rotation shaft block for limiting the rotation path of the first card returning hook and the second card returning hook, the card returning rotation shaft block is located below the first card returning hook and the second card returning hook, one side of the card returning sliding base away from the card returning synchronous belt is provided with a card returning sliding block, the card returning sliding block is slidingly connected with a card returning sliding rail arranged on the card returning rail base, the card returning sliding base is provided with a card returning zero position sheet, the card returning rail base is provided with a card returning photoelectric switch for detecting the card returning zero position sheet.
[0012] Further, the top surface of the shell is provided with a card returning telescopic motor, the output end of the card returning telescopic motor is connected with a card returning baffle, the card returning baffle is provided with a reagent card outlet, the card returning telescopic motor drives the card returning baffle to move upwards, the card returning baffle closes the card returning rail, the card returning telescopic motor drives the card returning baffle to move downwards, the reagent card outlet of the card returning baffle is communicated with the card returning rail.
[0013] Further, the bottom surface of the top end of the inner cavity of the shell is provided with a first index plate inner shell, one side of the first index plate inner shell away from the top end of the inner cavity of the shell is provided with a second index plate inner shell, the second index plate inner shell is arranged on the upper surface of the instrument bottom plate, the first index plate inner shell and the second index plate inner shell are arranged on the one end of the push card mechanism close to the card slot arc cover in the accommodating cavity.
[0014] Further, the connection between the card slot inner shell and the card slot arc cover is provided with a sealing strip.
[0015] Further, the bottom surface of the top end of the inner cavity of the shell is provided with a sealing gasket, the sealing gasket covers the bottom surface of the top end of the inner cavity of the shell.
[0016] Compared with the prior art, the utility model has the following technical effects:
[0017] In the utility model, the experimental personnel put reagent card into the card loading mechanism, through setting reagent card induction control board on the card loading mechanism, reagent card induction control board can automatically identify, read reagent card and signal transmission and processing in whole detection process, after reagent card detection, realize automatic card returning through the card pushing mechanism, card conveying mechanism and card returning mechanism, only need the experimental personnel to put reagent card into the card loading mechanism in the whole process, the rest process equipment is automatically completed, the automation degree is high, simple operation, short time consumption, fast detection speed, high accuracy, greatly improve the detection efficiency.
[0018] In the utility model, through install dehumidifier, dehumidifier can provide suitable environment for some high dryness requirement experiment, expand the application range of immunofluorescence analyzer.
[0019] In the utility model, the card bin is provided with multiple card loading mechanisms, multiple reagent cards can be placed in each card loading mechanism, a large number of reagent cards can be placed in the whole card bin, so that the experimental personnel no longer frequently supplement reagent cards, greatly reduce the frequency of supplementing reagent cards, simplify the operation, and make the experiment more coherent and efficient. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is the structure schematic diagram of automatic induction card bin of the embodiment of the utility model;
[0021] Figure 2 It is the structure schematic diagram of another angle of automatic induction card bin of the embodiment of the utility model;
[0022] Figure 3 It is the structure schematic diagram of card loading mechanism of the embodiment of the utility model;
[0023] Figure 4 It is the structure schematic diagram of card pushing mechanism of the embodiment of the utility model;
[0024] Figure 5 It is the structure schematic diagram of card conveying mechanism of the embodiment of the utility model;
[0025] Figure 6 It is the overhead view schematic diagram of card conveying mechanism of the embodiment of the utility model;
[0026] Figure 7 It is the structure schematic diagram of card returning mechanism of the embodiment of the utility model;
[0027] Figure 8 It is the structure schematic diagram of card pushing track of the embodiment of the utility model.
[0028] Explanation of reference signs: 1, instrument bottom plate, 2, division plate support, 3, clamping division plate, 4, first division plate inner shell, 5, second division plate inner shell, 6, clamping mechanism, 61, clamping frame shell, 62, first clamping frame top block, 63, first clamping frame base, 64, second clamping frame base, 65, second clamping frame top block, 66, reagent card induction control board, 67, push-pull electromagnet, 68, clamping bin stop block, 69, clamping bin stop sheet, 601, reagent card placing opening, 602, reagent card, 603, clamping slot, 7, card withdrawing mechanism, 71, card withdrawing rail base, 72, card withdrawing motor, 73, card withdrawing driving wheel, 74, card withdrawing driven wheel, 75, card withdrawing synchronous belt, 76, card withdrawing synchronous belt fixing block, 77, card withdrawing sliding seat, 78, card withdrawing hook, 781, first card withdrawing hook, 782, second card withdrawing hook, 79, card withdrawing rotating shaft stop block, 701, card withdrawing sliding block, 702, card withdrawing sliding rail, 703, card withdrawing zero position sheet, 704, card withdrawing photoelectric switch, 705, card withdrawing track, 7051, card withdrawing slot, 706, card withdrawing stop sheet, 707, reagent card outlet, 708, card withdrawing telescopic motor, 709, card withdrawing telescopic motor support, 8, card pushing mechanism, 81, card pushing rail base, 82, card pushing motor, 83, card pushing driving wheel, 84, card pushing driven wheel, 85, card pushing synchronous belt, 86, card pushing synchronous belt fixing block, 87, card pushing sliding seat, 88, card pushing hook, 89, card pushing rotating shaft stop block, 801, card pushing sliding block, 802, card pushing sliding rail, 803, card pushing zero position sheet, 804, card pushing photoelectric switch, 9, card conveying mechanism, 91, rotating disc motor, 92, rotating disc motor support, 93, card conveying driving wheel, 94, card conveying synchronous belt, 95, card conveying synchronous belt wheel, 96, rotating disc seat, 97, rotating disc flange, 98, rotating disc upper cover, 99, reaction rotating disc, 901, placing groove, 902, zero position sheet, 903, photoelectric switch, 10, containing cavity, 11, clamping bin inner shell, 12, clamping bin arc cover, 13, dehumidifier, 14, air guide cover, 15, sealing strip, 16, sealing gasket, 17, arc door hinge, 18, bin door induction control board. DETAILED DESCRIPTION
[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0030] Please refer to Figures 1 to 8The embodiment provides an automatic sensing card bin of a fluorescence immunoassay analyzer, which comprises a shell, the shell comprises a card bin index plate 3 and an index plate support 2, the shape of the card bin index plate 3 is a sector, each end of the lower surface of the card bin index plate 3 is provided with an index plate support 2, the end, away from the card bin index plate 3, of the index plate support 2 is fixedly arranged on the upper surface of an instrument bottom plate 1, a containing cavity 10 is surrounded by the instrument bottom plate 1, the index plate support 2 and the card bin index plate 3, and the cavity in the shell is the containing cavity 10. The containing cavity 10 is provided with a card withdrawing mechanism 7 and a card pushing mechanism 8. In the embodiment, the card pushing mechanism 8 is provided with four, and the card withdrawing mechanism 7 is provided with one. The card withdrawing mechanism 7 and the card pushing mechanism 8 are continuously arranged along the circumferential direction of a reaction turntable 99 in the containing cavity 10, and the four card pushing mechanisms 8 are continuously arranged. The action direction of a card withdrawing hook 78 in the card withdrawing mechanism 7 is consistent with the radial direction of the reaction turntable 99, and the action direction of a card pushing hook 88 in the card pushing mechanism 8 is consistent with the radial direction of the reaction turntable 99.
[0031] The upper surface of the card bin index plate 3 is provided with a card bin inner shell 11, the cross section of the card bin inner shell 11 is a sector, the same number of card loading mechanisms 6 as the card pushing mechanism 8 are arranged in the cavity of the card bin inner shell 11, the lower end of the card loading mechanism 6 is connected with the card pushing mechanism 8 through the card bin index plate 3, in the embodiment, the card pushing mechanism 8 is provided with four, and the card loading mechanism 6 is also provided with four, one card loading mechanism 6 can place fifty reagent cards 602, and the card bin can place two hundred reagent cards 602 at a time. By arranging the plurality of card loading mechanisms 6, a large number of reagent cards 602 can be placed in the card bin, so that the experimenters do not need to frequently supplement the reagent cards 602, the frequency of supplementing the reagent cards 602 is greatly reduced, meanwhile, the operation is simplified, and the experiment is more continuous and efficient.
[0032] One side of the card bin inner shell 11 is open, the side, where the card bin inner shell 11 is open, is provided with a card bin arc cover 12, one side of the card bin arc cover 12 is rotationally connected with the side of the card bin inner shell 11 through an arc door hinge 17, the other side of the card bin inner shell 11 is provided with a bin door sensing control plate 18, the bin door sensing control plate 18 can control the electromagnetic attraction structure on the card bin inner shell 11 and the card bin arc cover 12, so that the opening and closing of the card bin arc cover 12 and the card bin inner shell 11 are facilitated.
[0033] The side, away from the card bin arc cover 12, of the card bin inner shell 11 is provided with a dehumidifier 13 which is communicated with the cavity of the card bin inner shell 11, the air outlet end of the dehumidifier 13 is communicated with a wind guide cover 14, and the tail end of the wind guide cover 14 is communicated with the outside of the card bin, the dehumidifier 13 discharges the moisture in the cavity of the card bin inner shell 11 to the outside of the card bin through the wind guide cover 14, so that the cavity of the card bin inner shell 11 is kept dry, for some experiments with high dryness requirement, the dehumidifier 13 can provide a suitable environment, so as to ensure the accuracy and reliability of the experimental results, and the application range of the fluorescence immunoassay analyzer is expanded by arranging the dehumidifier 13.
[0034] The instrument base plate 1 is provided with a card conveying mechanism 9, which is connected with the card pushing mechanism 8 and the card withdrawing mechanism 7. After the reagent card 602 completes detection, it is automatically withdrawn under the cooperation of the card pushing mechanism 8, the card conveying mechanism 9 and the card withdrawing mechanism 7. During the operation of the card warehouse, the experimental personnel only need to place the reagent card 602 into the card loading mechanism 6, and the rest of the process is automatically completed by the equipment, without the need for manual operation and setting of related parameters by the experimental personnel. The degree of automation is high, the whole process operation is simple, the time consumption is short, the detection speed is fast, the accuracy is high, and the detection efficiency is greatly improved.
[0035] Specifically, the lower end of the card loading mechanism 6 passes through the card magazine indexing plate 3 and is connected with the card pushing mechanism 8. The card loading mechanism 6 comprises a card rack shell 61 which can be made by sheet metal process. The card rack shell 61 comprises an upper shell and a card rack base which is located at the bottom of the upper shell. The top end of the upper shell is provided with a first card rack top block 62 which tightly abuts against the top end of the inner cavity of the card magazine inner shell 11. The card rack base comprises a first card rack base 63 and a second card rack base 64, and the front end of the second card rack base 64 is provided with a second card rack top block 65 which is clamped on the upper surface of the card magazine indexing plate 3. By arranging the first card rack top block 62 and the second card rack top block 65, the card magazine indexing plate 3 and the top end inner wall of the card magazine inner shell 11 can clamp and fix the card rack shell 61. The bottom of the two side surfaces of the card rack base is provided with an opening, and the bottom of the card rack base is provided with a card pushing groove 603 for sliding of a reagent card 602, and the card pushing groove 603 is in communication with the inner cavity of the card rack base, the inner cavity of the upper shell and the opening, and the width of the reagent card 602 is greater than the width of the card pushing groove 602. The side surface of the card rack shell 61 is provided with a reagent card sensing control board 66 which is responsible for identification, reading and signal transmission and processing in the whole detection process of the reagent card 602. One end of the reagent card sensing control board 66 is electrically connected with a push-pull electromagnet 67, the output end of the push-pull electromagnet 67 is connected with a card magazine stop block 68, and the side of the card magazine stop block 68 away from the push-pull electromagnet 67 is fixedly provided with a card magazine stop sheet 69, and the push-pull electromagnet 67 can control the up-down movement of the card magazine stop block 68 and the card magazine stop sheet 69. The side of the card rack shell 61 opposite to the reagent card sensing control board 66 is provided with a reagent card placing opening 601 which is located on the upper shell and in which the reagent card 602 is placed. During work, the experimental personnel put the reagent card 602 into the card loading mechanism 6 through the reagent card placing opening 601, the first reagent card 602 is located in the card pushing groove 603, after the reagent card 602 is placed, the reagent card sensing control board 66 automatically identifies and detects the state of the reagent card 602, after the lowermost reagent card 602 is detected, the card pushing hook 88 of the card pushing mechanism 8 extends into the card pushing groove 603, pushes the reagent card 602 to slide in the card pushing groove 603, and then pushes the reagent card 602 into the placing groove 901 on the reaction turntable 99, when the reagent card 602 is completely pushed out of the card pushing groove 603, the reagent card 602 above the reagent card 602 falls into the card pushing groove 603, at this time, the reagent card sensing control board 66 controls the push-pull electromagnet 67 to drive the card magazine stop block 68 and the card magazine stop sheet 69 to move downward, so as to prevent the reagent card 602 just falling from being pushed out of the card pushing groove 603 in the process of returning to the original position of the card pushing hook 88.The push card hook 88 pushes the reagent card 602 into the placing groove 901 to start returning to the original position. When the push card hook 88 encounters the fallen reagent card 602, the push card hook 88 rotates away from the push card groove 603, and then returns along the push card groove 603 to the position of the card slot stopper 68. When the push card hook 88 reaches the position of the card slot stopper 68, the reagent card sensing control panel 66 controls the push-pull electromagnet 67 to drive the card slot stopper 68 and the card slot stopper 69 to move upward. Under the action of the torsion spring, the push card hook 88 restores the state of pushing the reagent card 602 and continues to push the next reagent card 602 to the placing groove 901 on the reaction turntable 99.
[0036] Specifically, the push card mechanism 8 includes a push card rail seat 81. One end of the push card rail seat 81 is provided with a push card motor 82. The output end of the push card motor 82 is connected with a push card driving wheel 83. The end of the push card rail seat 81 away from the push card motor 82 is provided with a push card driven wheel 84. The push card driven wheel 84 is connected with the push card driving wheel 83 through a push card synchronous belt 85. The push card synchronous belt 85 is connected with a push card synchronous belt fixing block 86. The push card synchronous belt fixing block 86 is fixedly connected with a push card sliding seat 87. The push card sliding seat 87 is provided with a push card hook 88. The push card hook 88 is rotationally connected with the push card sliding seat 87 through a torsion spring. The push card hook 88 extends into the push card groove 603 to push the reagent card 602 to the reaction turntable 99 of the card conveying mechanism 9. The push card sliding seat 87 is provided with a push card rotating shaft stopper 89. The push card rotating shaft stopper 89 is located below the push card hook 88. The push card hook 88 is used to limit the rotating path of the push card hook 88. The side of the push card sliding seat 87 away from the push card synchronous belt 85 is provided with a push card sliding block 801. The push card sliding block 801 is slidingly connected with a push card sliding rail 802 provided on the push card rail seat 81. The push card sliding block 801 can reciprocate along the push card sliding rail 802. The push card sliding seat 87 is provided with a push card zero position piece 803. The push card rail seat 81 is provided with a push card photoelectric switch 804 for detecting the push card zero position piece 803. Through the cooperation of the push card zero position piece 803 and the push card photoelectric switch 804, the movement of the push card sliding seat 87 can be accurately controlled. Figure 4 As shown in the state of the push card hook 88, the lower part of the push card hook 88 abuts against the push card rotating shaft stopper 89. At this time, the push card hook 88 is in the state of pushing the reagent card 602. After the reagent card 602 is detected, the push card motor 82 moves the push card hook 88 into the push card groove 603 through the push card synchronous belt 85. The push card motor 82 drives the push card hook 88 to push the reagent card 602 to slide in the push card groove 603. Then, the reagent card 602 is pushed into the placing groove 901 on the reaction turntable 99. During the pushing process, the push card hook 88 does not rotate and remains as shown in the state of the push card hook 88. Figure 4The state shown, when the push card hook 88 will reagent card 602 pushed to the placement slot 901 began to return to the original position, in the encounter dropped reagent card 602, push card hook 88 to the direction away from the push card slot 603 rotation, and then along the push card slot 603 return, go to the card warehouse stop block 68 position, reagent card sensing control board 66 control push-pull electromagnet 67 driven card warehouse stop block 68 and card warehouse stop piece 69 upward movement, push card hook 88 in the torsion spring under the action of restore as Figure 4 The state shown, continue to push the next detection completed reagent card 602 to the reaction turntable 99 on the placement slot 901.
[0037] Specifically, the card transport mechanism 9 includes a turntable motor 91, the turntable motor 91 is arranged on the instrument bottom plate 1 through the turntable motor support 92, the output end of the turntable motor 91 is connected with the card transport driving wheel 93, the card transport driving wheel 93 is sleeved with the card transport synchronous belt 94, the end of the card transport synchronous belt 94 away from the card transport driving wheel 93 is sleeved with the card transport synchronous pulley 95, the card transport synchronous pulley 95 is rotationally arranged on the turntable seat 96, the turntable seat 96 is fixedly arranged on the instrument bottom plate 1, the card transport synchronous pulley 95 is coaxially and fixedly arranged with the turntable flange 97 above, the turntable flange 97 is arranged with the turntable upper cover 98 above, the turntable flange 97 is arranged with the reaction turntable 99, the reaction turntable 99 is arranged with the placement slot 901 at intervals, the bottom end of the placement slot 901 is arranged with a gap for the movement of the first card withdrawal hook 781 and the push card hook 88, the placement slot 901 is used for placing the reagent card 602 pushed out by the push card mechanism 8. One side of the placement slot 901 is provided with a zero position piece 902, the zero position piece 902 is arranged on the lower surface of the reaction turntable 99, the turntable motor 91 is provided with a photoelectric switch 903 for detecting the zero position piece 902, through the cooperation of the photoelectric switch 903 and the zero position piece 902, when the reaction turntable 99 rotates, the photoelectric switch 903 and the zero position piece 902 are used to realize the sensing of the position of the reaction turntable 99. When working, the turntable motor 91 drives the card transport driving wheel 93 to rotate, the card transport driving wheel 93 drives the card transport synchronous pulley 95 to rotate through the card transport synchronous belt 94, the card transport synchronous pulley 95 drives the turntable flange 97 to rotate, the turntable flange 97 further drives the reaction turntable 99 to rotate, when the empty placement slot 901 moves to the predetermined position of the push card mechanism 8, the push card mechanism 8 pushes the reagent card 602 into the placement slot 901, then the reaction turntable 99 continues to rotate, when the placement slot 901 with the reagent card 602 moves to the predetermined position of the card withdrawal mechanism 7, the first card withdrawal hook 781 of the card withdrawal mechanism 7 extends into the placement slot 901, pushes the reagent card 602 into the card withdrawal track 705, thereby completing the transfer of the reagent card 602.
[0038] Specifically, the card returning mechanism 7 comprises a card returning rail base 71, one end of the card returning rail base 71 is provided with a card returning motor 72, the output end of the card returning motor 72 is connected with a card returning driving wheel 73, the end of the card returning rail base 71 away from the card returning motor 72 is provided with a card returning driven wheel 74, the card returning driven wheel 74 and the card returning driving wheel 73 are connected through a card returning synchronous belt 75, the card returning synchronous belt 75 is connected with a card returning synchronous belt fixing block 76, the card returning synchronous belt fixing block 76 is fixedly connected with a card returning sliding seat 77, the card returning sliding seat 77 is provided with a first card returning hook 781 and a second card returning hook 782, the first card returning hook 781 and the second card returning hook 782 are both rotatably connected with the card returning sliding seat 77 through a torsion spring, the top end of the shell inner cavity is provided with a card returning rail 705, the two ends of the card returning rail 705 are open, the bottom of the card returning rail 705 is provided with a card returning groove 7051 for sliding of the reagent card 602, the card returning groove 7051 is in communication with the two open ends, the width of the reagent card 602 is greater than the width of the card returning groove 7051. The first card returning hook 781 extends into the placing groove 901 to push the reagent card 602 to the card returning rail 705, the second card returning hook 782 extends into the card returning rail 705 to push the reagent card 602 to the outside of the card slot, the card returning sliding seat 77 is provided with a card returning rotating shaft block 79, the card returning rotating shaft block 79 is located below the first card returning hook 781 and the second card returning hook 782, the card returning rotating shaft block 79 is used for limiting the rotating path of the first card returning hook 781 and the second card returning hook 782. One side of the card returning sliding seat 77 away from the card returning synchronous belt 75 is provided with a card returning sliding block 701, the card returning sliding block 701 is slidably connected with a card returning sliding rail 702 provided on the card returning rail base 71, the card returning sliding block 701 can reciprocatingly move along the card returning sliding rail 702. The card returning sliding seat 77 is provided with a card returning zero position sheet 703, the card returning rail base 71 is provided with a card returning photoelectric switch 704 for detecting the card returning zero position sheet 703, through cooperation of the card returning zero position sheet 703 and the card returning photoelectric switch 704, the movement of the card returning sliding seat 77 is accurately controlled. When working, the first card returning hook 781 and the second card returning hook 782 are in the state as shown in Figure 7the state shown in Fig. 9, the lower part of the first card ejecting hook 781 abuts against the card ejecting shaft stopper 79 arranged thereunder, and the lower part of the second card ejecting hook 782 abuts against the card ejecting shaft stopper 79 arranged thereunder, at this time, the first card ejecting hook 781 and the second card ejecting hook 782 are in the state of pushing the reagent card 602. When the placing groove 901 with the reagent card 602 is moved to the predetermined position of the card ejecting mechanism 7, the card ejecting motor 72 moves the first card ejecting hook 781 into the placing groove 901 through the card ejecting synchronous belt 75, the card ejecting motor 72 drives the first card ejecting hook 781 to push the reagent card 602 to slide in the placing groove 901, and then pushes the reagent card 602 into the card ejecting track 705, at this time, the reaction turntable 99 rotates to move the next placing groove 901 with the reagent card 602 to the predetermined position of the card ejecting mechanism 7, at the same time, the first card ejecting hook 781 starts to return to the original position, when the first card ejecting hook 781 meets the next reagent card 602, the first card ejecting hook 781 rotates to the direction away from the placing groove 901, and then returns along the placing groove 901, in the process of returning to the original position of the first card ejecting hook 781, the second card ejecting hook 782 moves together, the second card ejecting hook 782 meets the reagent card 602 pushed into the card ejecting track 705, the second card ejecting hook 782 rotates to the direction away from the card ejecting groove 7051, and then moves along the card ejecting groove 7051, when the first card ejecting hook 781 moves to the original position, the first card ejecting hook 781 returns to the state shown in Fig. 9 under the action of the torsion spring, at this time, the second card ejecting hook 782 also moves to the end of the card ejecting track 705 close to the card conveying mechanism 9, the second card ejecting hook 782 returns to the state shown in Fig. 9 under the action of the torsion spring, then the second card ejecting hook 782 moves into the card ejecting groove 7051, the second card ejecting hook 782 pushes the reagent card 602 to slide in the card ejecting groove 7051, at the same time, the first card ejecting hook 781 pushes the next reagent card 602, when the second card ejecting hook 782 pushes the reagent card 602 to the outside of the card slot, the first card ejecting hook 781 also pushes the next reagent card 602 to the card ejecting track 705, then the first card ejecting hook 781 and the second card ejecting hook 782 return to push the respective reagent cards 602. Figure 7 Figure 7
[0039] Specifically, one side of the upper surface of the card compartment indexing plate 3 is provided with a card withdrawal telescopic motor 708, which is arranged on the card compartment indexing plate 3 through a card withdrawal telescopic motor support 709. The output end of the card withdrawal telescopic motor 708 is connected with a card withdrawal baffle 706, which is provided with a reagent card outlet 707. One side of the card withdrawal baffle 706 is movably connected with a card withdrawal track 705. When the card withdrawal telescopic motor 708 drives the card withdrawal baffle 706 to move upward, the card withdrawal baffle 706 closes the card withdrawal track 705, so as to maintain the sealing property and dryness of the card compartment. When the card withdrawal telescopic motor 708 drives the card withdrawal baffle 706 to move downward, the reagent card outlet 707 of the card withdrawal baffle 706 is communicated with the card withdrawal track 705, so as to facilitate the second card withdrawal hook 782 to push the reagent card 602 out of the card compartment.
[0040] Specifically, the lower surface of the card compartment indexing plate 3 is provided with a first indexing plate inner shell 4, and the side of the first indexing plate inner shell 4 away from the card compartment indexing plate 3 is provided with a second indexing plate inner shell 5. The second indexing plate inner shell 5 is arranged on the upper surface of the instrument bottom plate 1. The first indexing plate inner shell 4 and the second indexing plate inner shell 5 are arranged in the accommodation cavity 10 and close to one end of the card pushing mechanism 8 near the card compartment arc cover 12, so as to shield and seal the accommodation cavity 10 and maintain the stability of the environment in the accommodation cavity 10.
[0041] Specifically, a sealing strip 15 is arranged between the card compartment inner shell 11 and the card compartment arc cover 12. The sealing strip 15 covers the gap between the card compartment inner shell 11 and the card compartment arc cover 12. When the card compartment arc cover 12 is closed, the sealing strip 15 effectively prevents the invasion of external media (such as air, dust, moisture, etc.), ensures the cleanliness and stability of the internal environment of the card compartment, and is crucial for protecting the precision components and circuits inside the card compartment, preventing performance degradation or damage due to external environmental influences.
[0042] Specifically, the lower surface of the card compartment indexing plate 3 is provided with a sealing gasket 16, which covers the lower surface of the card compartment indexing plate 3. The sealing gasket 16 effectively fills the small gap between the card compartment indexing plate 3 and other components, prevents the invasion of external media such as air, dust, and moisture into the card compartment, and helps to maintain the cleanliness and stability of the internal environment of the card compartment. In addition, the sealing gasket 16 serves as a soft buffer layer, which can absorb part of the vibration energy and reduce the impact on the components, thereby prolonging the service life of the components.
[0043] The working principle of the automatic induction card box is as follows: in use, the experiment personnel divide two hundred reagent cards 602 into four groups, each group having fifty reagent cards, then open the card box arc cover 12, and put the divided four groups of reagent cards 602 into the four card loading mechanisms 6, the reagent card induction control panel 66 starts to identify and detect the reagent cards 602, after the reagent card 602 at the lower end is detected, the card pushing hook 88 of the card pushing mechanism 8 extends into the card pushing slot 603, and pushes the reagent card 602 to the placing slot 901 of the reaction turntable 99, then the reaction turntable 99 rotates to the predetermined position of the card withdrawing mechanism 7, the first card withdrawing hook 781 extends into the placing slot 901, and pushes the reagent card 602 to the card withdrawing track 705, then the second card withdrawing mechanism 782 extends into the card withdrawing track 705, and pushes the reagent card 602 to the outside of the card box.
[0044] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. An automatic sensing card hopper of a fluorescent immunoassay analyzer, characterized by, The utility model provides a card loading and unloading device, including the casing, the bottom end of casing is connected with instrument bottom plate (1), be equipped with the card unloading mechanism (7) and push card mechanism (8) in the cavity of casing, the top of casing is equipped with the card warehouse inner shell (11), be equipped with the same number of card loading mechanism (6) with push card mechanism (8) in the cavity of card warehouse inner shell (11), the lower end of card loading mechanism (6) passes through casing and is connected with push card mechanism (8), be equipped with the card transport mechanism (9) on instrument bottom plate (1), card transport mechanism (9) connects card unloading mechanism (7) with push card mechanism (8), the side opening of card warehouse inner shell (11) is equipped with the card warehouse circular arc cover (12) on the side opening of card warehouse inner shell (11), the side of card warehouse inner shell (11) away from card warehouse circular arc cover (12) is equipped with the dehumidifier (13) with the cavity communication of card warehouse inner shell (11), the outlet of dehumidifier (13) is communicated card warehouse outside.
2. The automatic sensing card cartridge of the fluorescent immunoassay analyzer according to claim 1, wherein, The card loading mechanism (6) includes card frame casing (61), the card frame casing (61) is fixed in the cavity of card warehouse inner shell (11), the bottom of both sides of card frame casing (61) is equipped with the opening, the bottom of card frame casing (61) is equipped with the push card groove (603) of reagent card (602) sliding, the push card groove (603) is communicated with the cavity of card frame casing (61), the opening, the width of reagent card (602) is greater than the width of push card groove (603), the side of card frame casing (61) is equipped with reagent card induction control board (66), one end of reagent card induction control board (66) is electrically connected with push-pull electromagnet (67), the output end of push-pull electromagnet (67) is connected with card warehouse stopper (68), the side of card warehouse stopper (68) away from push-pull electromagnet (67) is fixed with card warehouse baffle (69), the side of card frame casing (61) opposite to reagent card induction control board (66) is equipped with reagent card placing mouth (601), reagent card (602) is placed in reagent card placing mouth (601).
3. The automatic test cartridge of the fluorescence immunoassay analyzer according to claim 2, wherein, The push card mechanism (8) includes a push card rail seat (81), one end of the push card rail seat (81) is provided with a push card motor (82), the output end of the push card motor (82) is connected with a push card driving wheel (83), the end of the push card rail seat (81) away from the push card motor (82) is provided with a push card driven wheel (84), the push card driven wheel (84) and the push card driving wheel (83) are connected through a push card synchronous belt (85), the push card synchronous belt (85) is provided with a push card synchronous belt fixing block (86), the push card synchronous belt fixing block (86) is fixedly connected with a push card sliding seat (87), the push card sliding seat (87) is provided with a push card hook (88), the push card hook (88) is rotatably connected with the push card sliding seat (87) through a torsion spring, the push card hook (88) is extended into the push card slot (603) to push the reagent card (602) to the card conveying mechanism (9), the push card sliding seat (87) is provided with a push card rotating shaft block (89) for limiting the rotating path of the push card hook (88), the push card rotating shaft block (89) is located on the lower side of the push card hook (88), one side of the push card sliding seat (87) away from the push card synchronous belt (85) is provided with a push card sliding block (801), the push card sliding block (801) is slidably connected with a push card sliding rail (802) provided on the push card rail seat (81), the push card sliding seat (87) is provided with a push card zero position sheet (803), the push card rail seat (81) is provided with a push card photoelectric switch (804) for detecting the push card zero position sheet (803).
4. The automatic test cartridge of the fluorescence immunoassay analyzer according to claim 2, wherein The card conveying mechanism (9) includes a rotating disc motor (91), the rotating disc motor (91) is arranged on the instrument bottom plate (1) through a rotating disc motor support (92), the output end of the rotating disc motor (91) is connected with a card conveying driving wheel (93), the card conveying driving wheel (93) is sleeved with a card conveying synchronous belt (94), one end of the card conveying synchronous belt (94) away from the card conveying driving wheel (93) is sleeved with a card conveying synchronous belt wheel (95), the card conveying synchronous belt wheel (95) is rotatably arranged on the instrument bottom plate (1) through a rotating disc seat (96), the rotating disc flange (97) is coaxially arranged above the card conveying synchronous belt wheel (95), the rotating disc flange (97) is provided with a reaction rotating disc (99), the reaction rotating disc (99) is provided with a placing groove (901) at intervals, the reagent card (602) is placed in the placing groove (901), the reaction rotating disc (99) is provided with a zero position sheet (902), the rotating disc motor (91) is provided with a photoelectric switch (903) for detecting the zero position sheet (902).
5. The automatic test cartridge of the fluorescence immunoassay analyzer according to claim 4, wherein, The card returning mechanism (7) comprises a card returning rail base (71), one end of the card returning rail base (71) is provided with a card returning motor (72), the output end of the card returning motor (72) is connected with a card returning driving wheel (73), the end, away from the card returning motor (72), of the card returning rail base (71) is provided with a card returning driven wheel (74), the card returning driven wheel (74) is connected with the card returning driving wheel (73) through a card returning synchronous belt (75), the card returning synchronous belt (75) is connected with a card returning synchronous belt fixing block (76), the card returning synchronous belt fixing block (76) is fixedly connected with a card returning sliding seat (77), the card returning sliding seat (77) is provided with a first card returning hook (781) and a second card returning hook (782), the first card returning hook (781) and the second card returning hook (782) are both rotatably connected with the card returning sliding seat (77) through a torsion spring, the top end of the inner cavity of the shell is provided with a card returning rail (705), the two ends of the card returning rail (705) are open, the bottom of the card returning rail (705) is provided with a card returning groove (7051) for sliding of a reagent card (602), the card returning groove (7051) is in communication with the opening, the width of the reagent card (602) is greater than the width of the card returning groove (7051), the first card returning hook (781) extends into the placing groove (901) to push the reagent card (602) to the card returning rail (705), the second card returning hook (782) extends into the card returning rail (705) to push the reagent card (602) to the outside of the card slot, the card returning sliding seat (77) is provided with a card returning rotating shaft block (79) for limiting the rotating path of the first card returning hook (781) and the second card returning hook (782), the card returning rotating shaft block (79) is located below the first card returning hook (781) and the second card returning hook (782), one side of the card returning sliding seat (77), away from the card returning synchronous belt (75), is provided with a card returning sliding block (701), the card returning sliding block (701) is slidably connected with a card returning sliding rail (702) provided on the card returning rail base (71), the card returning sliding seat (77) is provided with a card returning zero position sheet (703), the card returning rail base (71) is provided with a card returning photoelectric switch (704) for detecting the card returning zero position sheet (703).
6. The automatic test cartridge of the fluorescent immunoassay analyzer according to claim 5, wherein, The upper surface of the shell is provided with a card returning telescopic motor (708), the output end of the card returning telescopic motor (708) is connected with a card returning baffle (706), the card returning baffle (706) is provided with a reagent card outlet (707), the card returning telescopic motor (708) drives the card returning baffle (706) to move upwards, the card returning baffle (706) closes the card returning rail (705), the card returning telescopic motor (708) drives the card returning baffle (706) to move downwards, the reagent card outlet (707) of the card returning baffle (706) is in communication with the card returning rail (705).
7. The automatic test cartridge of the fluorescence immunoassay analyzer according to claim 1, wherein The lower surface of the top end of the inner cavity of the shell is provided with a first scale plate inner shell (4), the side of the first scale plate inner shell (4) away from the top end of the inner cavity of the shell is provided with a second scale plate inner shell (5), the second scale plate inner shell (5) is arranged on the upper surface of the instrument bottom plate (1), and the first scale plate inner shell (4) and the second scale plate inner shell (5) are arranged in the containing cavity (10) and close to the one end of the clamping warehouse circular cover (12) of the push-clamp mechanism (8).
8. The automatic test cartridge of the fluorescence immunoassay analyzer according to claim 1, wherein, The connecting part of the clamping warehouse inner shell (11) and the clamping warehouse circular cover (12) is provided with a sealing strip (15).
9. The automatic test cartridge of the fluorescence immunoassay analyzer according to claim 1, wherein, The lower surface of the top end of the inner cavity of the shell is provided with a sealing gasket (16), and the sealing gasket (16) covers the lower surface of the top end of the inner cavity of the shell.