Centralized sample loading plate for full-automatic fluorescence immunoassay analyzer

Abstract

The utility model provides a centralized sample loading tray for a full-automatic fluorescence immunoassay analyzer, and relates to the technical field of immunoassay analyzers, the centralized sample loading tray comprises a tray seat and sponge rollers, the sponge rollers are rotatably arranged on both sides in the tray seat, a plurality of groups of sponge rollers are arranged at equal intervals, a tray body is movably arranged on the inner side of the tray seat, and the sponge rollers are arranged in the tray seat. The sponge roller drives the rotary driving disc body to move through the driving part, and an inserting groove is formed in the top of the disc body; a plurality of groups of disc bodies are placed on the inner side of the disc seat, sample racks are inserted into the slots in the disc bodies, during feeding, the sponge rollers rotate to drive the disc bodies to move in the disc seat, after the disc bodies reach one end, the electric telescopic rods extend out of the push plates to push the sample racks out of the slots into an analyzer, and after the sample racks in one disc body are pushed out completely, the sample racks in the other disc body are pushed out. When the sample rack is pushed out from the guide seat, the next tray body continues to move to the sample pushing position, an operator can continue to place the sample rack in the empty tray body and place the sample rack in the tray seat for arrangement, the whole process is continuously carried out, and the efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of immunoassay analyzers, in particular to a centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer. Background Art

[0002] Fluorescence immunoassay technology is a commonly used detection technology in current biomedical tests. This technology uses the characteristic that the analyte will produce fluorescence under the excitation of light with a specific wavelength to qualitatively and quantitatively detect it. Due to a series of advantages such as high sensitivity, strong specificity, fast detection speed, safety and stability of fluorescence immunoassay technology, it is widely used in clinical tests and has broad application prospects in detection fields such as endocrine disease detection, infectious disease detection, gynecological disease detection, tumor marker detection, genetic disease detection, blood and cytology detection, etc. When existing fully automatic fluorescence immunoassay analyzers are in use, most of them are manually loaded one by one, and there is a human delay during loading, which reduces the loading efficiency, and then affects the detection efficiency of the fully automatic fluorescence immunoassay analyzer and reduces the sample detection speed.

[0003] In the prior art, as disclosed in the authorized publication number CN 217846352 U, "a centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer", it specifically discloses that: by setting a sample loading tray, a first electric cylinder, a transverse push plate, a sample rack, a placement hole, a second electric cylinder, and a longitudinal push plate, sample tubes are centrally inserted into the placement holes of the sample rack, and then the first electric cylinder drives the transverse push plate to push the sample rack forward collectively, so as to push the frontmost sample rack to the longitudinal push plate, and then the second electric cylinder drives the longitudinal push plate to advance, and the longitudinal push plate pushes the sample tubes inside the front sample rack into the sampling chamber for sampling operations, thereby achieving the effect of mechanical automatic centralized feeding; however, in the above technology, after all the sample racks on the sample loading tray are pushed out, the overall pushing structure of the device needs to be reset and the sample loading tray needs to be placed again, which requires stopping the sample loading operation and affects the sample loading efficiency. Therefore, the utility model proposes a centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer to solve the problems existing in the prior art. Summary of the Utility Model

[0004] In view of the above problems, the utility model proposes a centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer. The whole feeding process of this centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer does not need to stop the analysis and sample loading operations, is convenient for continuous operation, and has high efficiency.

[0005] To achieve the purpose of the present utility model, the present utility model is realized through the following technical solutions: A centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer, comprising a tray base and a sponge roller. On both sides inside the tray base, sponge rollers are rotatably provided, and multiple groups of sponge rollers are equidistantly arranged. A tray body is movably placed inside the tray base. The sponge roller drives the rotation through a driving part to drive the tray body to move. A slot is provided at the top of the tray body, and a sample rack is inserted into the slot. A placement hole is provided at the top of the sample rack;

[0006] On both sides of the top of the tray base, top frames are provided. At one end of the rear top frame, a guide plate is provided. At one end of the front top frame, a mounting plate is provided. An electric telescopic rod is provided on the front side of the mounting plate, and the output end of the electric telescopic rod penetrates through the mounting plate and is provided with a push plate. A guide seat is obliquely provided at one end of the tray base.

[0007] A further improvement lies in that: An infrared target point is provided on the front side of the sample rack. An infrared probe is provided on the inner side of the push plate. The signal output end of the infrared probe is connected to a single-chip microcomputer, and the control end of the single-chip microcomputer is connected to the driving part and the electric telescopic rod.

[0008] A further improvement lies in that: The driving part includes a first gear, a second gear and a stepping motor. The first gear and the second gear are both rotatably provided on both sides of the top of the tray base, and multiple groups of first gears and second gears are equidistantly arranged. Each group of second gears is located between two groups of first gears, and the second gear is adapted to the first gear.

[0009] A further improvement lies in that: Multiple groups of the first gears are respectively connected to multiple groups of the sponge rollers. Two sets of stepping motors are provided, and the two sets of stepping motors are respectively provided at one end of the top frames on both sides, and the output ends of the two sets of stepping motors are respectively connected to the first gears at one end positions on both sides.

[0010] A further improvement lies in that: The height of the bottom inside the slot is higher than the height of the top of the top frame. The diameter of the push plate is smaller than the inner width of the slot.

[0011] A further improvement lies in that: The electric telescopic rod includes a sleeve and a plug rod. The plug rod is movably inserted into the inside of the sleeve. A guide groove is provided on one side inside the sleeve. A guide block is provided at one end on one side of the plug rod, and the guide block is movably adapted to the guide groove.

[0012] A further improvement lies in that: A screw rod is rotatably provided inside the sleeve, and the screw rod penetrates through the plug rod and is threadedly adapted. A motor is provided at the bottom of the sleeve, and the output end of the motor is connected to the screw rod.

[0013] The beneficial effects of the present utility model are:

[0014] 1. The utility model places multiple groups of disks inside the disk base, inserts the sample rack through the slots on the disks. During feeding, the sponge roller rotates to drive the disks to move inside the disk base. After reaching one end, the electric telescopic rod extends the push plate to push the sample rack out of the slot into the analyzer. When all the sample racks in one disk are pushed out, it is pushed out from the guide base, and the next disk continues to move to the sample pushing position. The operator can continue to place sample racks in the empty disk and arrange them in the disk base. The entire feeding process does not require stopping the analysis and sample loading operations, facilitating continuous operation and high efficiency.

[0015] 2. The utility model uses the infrared probe inside the push plate to identify the infrared target point on one side of the sample rack, facilitating precise positioning, controlling the driving part to pause, and synchronously driving the electric telescopic rod to push the material, making it more reliable to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the front view of the utility model;

[0017] Figure 2 is of the Figure 1 structural schematic diagram of part A in the utility model;

[0018] Figure 3 is the disk schematic diagram of the utility model;

[0019] Figure 4 is the push plate schematic diagram of the utility model;

[0020] Figure 5 is the electric telescopic rod schematic diagram of the utility model.

[0021] Wherein: 1. Disk base; 2. Sponge roller; 3. Disk; 4. Sample rack; 5. Placing hole; 6. Top rack; 7. Guide plate; 8. Mounting plate; 9. Push plate; 10. Guide base; 11. Infrared target point; 12. Infrared probe; 13. First gear; 14. Second gear; 15. Stepper motor; 16. Slot; 17. Sleeve; 18. Plug rod; 19. Guide groove; 20. Guide block; 21. Screw rod; 22. Motor. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] To deepen the understanding of the utility model, the following will further elaborate on the utility model in combination with embodiments. These embodiments are only used to explain the utility model and do not constitute a limitation to the protection scope of the utility model.

[0023] Embodiment 1

[0024] According to Figure 1 、 2, as shown in Figures 3, 4, and 5, this embodiment proposes a centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer, which includes a tray base 1 and a sponge roller 2. On both sides inside the tray base 1, sponge rollers 2 are rotatably provided, and multiple groups of sponge rollers 2 are equidistantly arranged. A tray body 3 is movably placed inside the tray base 1. The sponge roller 2 drives the rotation of the drive part to drive the tray body 3 to move. A slot 16 is provided at the top of the tray body 3, and a sample rack 4 is inserted into the slot 16. A placement hole 5 is provided at the top of the sample rack 4;

[0025] On both sides of the top of the tray base 1, top frames 6 are provided. At one end of the rear top frame 6, a guide plate 7 is provided. At one end of the front top frame 6, a mounting plate 8 is provided. An electric telescopic rod is provided on the front side of the mounting plate 8, and the output end of the electric telescopic rod penetrates through the mounting plate 8 and is provided with a push plate 9. A guide seat 10 is obliquely provided at one end of the tray base 1. During use, multiple groups of tray bodies 3 are placed through the inside of the tray base 1, and the sample rack 4 is inserted through the slot 16 on the tray body 3. During feeding, the sponge roller 2 rotates to drive the tray body 3 to move inside the tray base 1. After reaching one end, the electric telescopic rod extends the push plate 9 to push the sample rack 4 out of the slot 16, and it is guided into the analyzer through the guide plate 7. When all the sample racks 4 in one tray body 3 are pushed out, it is pushed out from the guide seat 10, and the next tray body 3 continues to move to the sample pushing position. The operator can continue to place the sample rack 4 in the empty tray body 3 and then place it in the tray base 1 for arrangement.

[0026] An infrared target point 11 is provided on the front side of the sample rack 4, and an infrared probe 12 is provided on the inner side of the push plate 9. The signal output end of the infrared probe 12 is connected to a single-chip microcomputer, and the control end of the single-chip microcomputer is connected to the drive part and the electric telescopic rod. During use, the infrared probe 12 inside the push plate 9 is used to identify the infrared target point 11 on one side of the sample rack 4, which is convenient for precise positioning, controls the drive part to pause, and synchronously drives the electric telescopic rod to push the material, making the use more reliable.

[0027] The drive part includes a first gear 13, a second gear 14, and a stepping motor 15. The first gear 13 and the second gear 14 are both rotatably provided on both sides of the top of the tray base 1, and multiple groups of first gears 13 and second gears 14 are equidistantly arranged. Each group of the second gears 14 is located between two groups of the first gears 13, and the second gear 14 is adapted to the first gear 13. Multiple groups of the first gears 13 are respectively connected to multiple groups of the sponge rollers 2. Two stepping motors 15 are provided, and the two stepping motors 15 are respectively provided at one end of the top frames 6 on both sides, and the output ends of the two stepping motors 15 are respectively connected to the first gears 13 at one end position on both sides. During use, the stepping motor 15 drives the first gear 13 at one end to rotate. The first gear 13 drives all the first gears 13 to rotate through the second gear 14, thereby driving all the sponge rollers 2 to rotate synchronously and driving the tray body 3 to move inside the tray base 1.

[0028] The bottom height inside the slot 16 is higher than the top height of the top frame 6, so that the sample rack 4 can be pushed out unobstructed. The diameter of the push plate 9 is smaller than the inner width of the slot 16 to prevent the slot 16 from jamming the push plate 9.

[0029] Embodiment 2

[0030] According to Figure 1 、 2 As shown in FIGS. 3, 4, 5, this embodiment provides a centralized sample loading tray for a fully automatic fluorescence immunoassay analyzer, including a tray base 1 and a sponge roller 2. Sponge rollers 2 are rotatably provided on both sides inside the tray base 1, and multiple groups of sponge rollers 2 are equidistantly arranged. A tray body 3 is movably placed inside the tray base 1. The sponge roller 2 drives the rotation of the tray body 3 to move through a driving part. A slot 16 is provided on the top of the tray body 3, and a sample rack 4 is inserted into the slot 16. A placement hole 5 is provided on the top of the sample rack 4;

[0031] Top frames 6 are provided on both sides of the top of the tray base 1. One end of the rear top frame 6 is provided with a guide plate 7, and one end of the front top frame 6 is provided with a mounting plate 8. An electric telescopic rod is provided on the front side of the mounting plate 8, and the output end of the electric telescopic rod penetrates through the mounting plate 8 and is provided with a push plate 9. A guide base 10 is obliquely provided at one end of the tray base 1. During use, multiple groups of tray bodies 3 are placed through the inside of the tray base 1, and the sample rack 4 is inserted through the slot 16 on the tray body 3. During feeding, the sponge roller 2 rotates to drive the tray body 3 to move inside the tray base 1. After reaching one end, the electric telescopic rod extends the push plate 9 to push the sample rack 4 out of the slot 16, and it is guided to the analyzer through the guide plate 7. When all the sample racks 4 in one tray body 3 are pushed out, it is pushed out from the guide base 10, and the next tray body 3 continues to move to the sample pushing position. The operator can continue to place the sample rack 4 in the empty tray body 3 and then place it in the tray base 1 for arrangement.

[0032] The bottom height inside the slot 16 is higher than the top height of the top frame 6, so that the sample rack 4 can be pushed out unobstructed. The diameter of the push plate 9 is smaller than the inner width of the slot 16 to prevent the slot 16 from jamming the push plate 9.

[0033] The electric telescopic rod includes a sleeve 17 and a plug rod 18. The plug rod 18 is movably inserted into the interior of the sleeve 17. One side inside the sleeve 17 is provided with a guide groove 19. One end of one side of the plug rod 18 is provided with a guide block 20, and the guide block 20 is movably adapted to the guide groove 19. A screw rod 21 is rotatably provided inside the sleeve 17, and the screw rod 21 passes through the plug rod 18 and is threadedly adapted. The bottom of the sleeve 17 is provided with a motor 22, and the output end of the motor 22 is connected to the screw rod 21. When in use, the motor 22 drives the screw rod 21 to rotate, driving the guide block 20 of the plug rod 18 to move along the guide groove 19, thereby driving the plug rod 18 to lift and lower inside the sleeve 17, achieving the purpose of ejecting the sample rack 4.

[0034] The centralized sample loading tray for the fully automatic fluorescence immunoassay analyzer places multiple groups of trays 3 through the inside of the tray base 1, inserts the sample racks 4 through the slots 16 on the trays 3. During feeding, the sponge roller 2 rotates to drive the tray 3 to move inside the tray base 1. After reaching one end, the electric telescopic rod extends the push plate 9 to push the sample rack 4 out of the slot 16 into the analyzer. When all the sample racks 4 in one tray 3 are pushed out, it is pushed out from the guide base 10, and the next tray 3 continues to move to the sample pushing position. The operator can continue to place the sample racks 4 in the empty tray 3 and then arrange them in the tray base 1. The entire feeding process does not require stopping the analysis and sample loading operation, facilitating continuous operation and high efficiency. Moreover, this product uses the infrared probe 12 inside the push plate 9 to identify the infrared target point 11 on one side of the sample rack 4, facilitating precise positioning, controlling the driving part to pause, and synchronously driving the electric telescopic rod to push the material, making it more reliable to use.

[0035] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer, comprising a tray seat (1) and a sponge roller (2), characterized in that: Sponge rollers (2) are rotatably arranged on both sides of the inside of the pan seat (1), and a plurality of groups of sponge rollers (2) are equidistantly arranged. A pan body (3) is movably arranged on the inside of the pan seat (1). The sponge rollers (2) are driven to rotate by a driving unit to drive the pan body (3) to move. A slot (16) is arranged on the top of the pan body (3), and a sample holder (4) is inserted into the slot (16). A placement hole (5) is arranged on the top of the sample holder (4); Top frames (6) are provided on both sides of the top of the disc seat (1); a guide plate (7) is provided on one end of the top frame (6) on the rear side; a mounting plate (8) is provided on one end of the top frame (6) on the front side; an electric telescopic rod is provided on the front side of the mounting plate (8); the output end of the electric telescopic rod passes through the mounting plate (8) and is provided with a push plate (9); and a guide seat (10) is provided at an angle at one end of the disc seat (1).

2. The centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer according to claim 1, characterized in that: An infrared target point (11) is arranged on the front side of the sample rack (4), an infrared probe (12) is arranged on the inner side of the push plate (9), a signal output end of the infrared probe (12) is connected to a single chip microcomputer, and a control end of the single chip microcomputer is connected to a driving unit and an electric telescopic rod.

3. The centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer according to claim 1, characterized in that: The driving part comprises a first gear (13), a second gear (14) and a stepping motor (15); the first gear (13) and the second gear (14) are both rotatably arranged on both sides of the top of the disc seat (1); and the first gear (13) and the second gear (14) are both equidistantly arranged in a plurality of groups; each group of the second gear (14) is located between two groups of the first gear (13), and the second gear (14) is adapted to the first gear (13).

4. The centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer according to claim 3, characterized in that: A plurality of groups of the first gears (13) are respectively connected to a plurality of groups of the sponge rollers (2); two groups of the stepper motors (15) are provided, and the two groups of the stepper motors (15) are respectively arranged at one end of the top frame (6) on both sides, and the output ends of the two groups of the stepper motors (15) are respectively connected to the first gears (13) at one end of the two sides.

5. The centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer according to claim 1, characterized in that: The bottom height of the slot (16) is higher than the top height of the top frame (6), and the diameter of the push plate (9) is smaller than the inner width of the slot (16).

6. The centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer according to claim 1, characterized in that: The electric telescopic rod comprises a sleeve (17) and an insertion rod (18), wherein the insertion rod (18) is movably inserted into the interior of the sleeve (17), and a guide groove (19) is provided on one side of the interior of the sleeve (17), and a guide block (20) is provided on one end of one side of the insertion rod (18), and the guide block (20) is movably adapted to the guide groove (19).

7. The centralized sample loading tray for a fully automatic fluorescent immunoassay analyzer according to claim 6, characterized in that: A screw rod (21) is rotatably arranged inside the sleeve (17), and the screw rod (21) passes through the insertion rod (18) and is threadably adapted. A motor (22) is arranged at the bottom of the sleeve (17), and an output end of the motor (22) is connected to the screw rod (21).

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