Cleaning disc device and chemiluminescence immunity analyzer

Abstract

The utility model provides a cleaning disc device and a chemiluminescence immunity analyzer, the cleaning disc device comprises a rack, a rotating disc assembly, a cleaning needle assembly and a cleaning needle lifting assembly, the rotating disc assembly comprises a rotating disc and a power piece; the turntable is rotatably connected to the rack and is driven by the power piece to rotate; the rotating disc is provided with a plurality of cup carrying grooves, the cup carrying grooves are used for carrying reaction cups, and the cleaning needle assembly is arranged on one side of the rack; the cleaning needle assembly comprises a lifting seat, a cleaning disc needle and a uniform mixing unit; two ends of the lifting seat are respectively connected with the cleaning disc needle and the uniform mixing unit; the cleaning disc needle is used for outputting liquid to the reaction cup or recovering liquid; the uniform mixing unit is located below the cleaning disc needle and below the reaction cup, and the uniform mixing unit is used for uniformly mixing liquid in the reaction cup; the uniform mixing unit and the cleaning disc needle alternatively act on the reaction cup; the cleaning needle lifting assembly is connected with a lifting base of the cleaning needle assembly so as to drive the lifting base to ascend and descend relative to the machine frame.

Description

Technical Field

[0001] The utility model relates to the technical field of chemiluminescent immunoassay analyzers, in particular to a cleaning disk device and a chemiluminescent immunoassay analyzer. Background Art

[0002] With the development of science and technology, chemiluminescence immunoassay analyzers are used together with supporting detection reagents. They can be used clinically to perform qualitative or quantitative detection of analytes in samples such as serum, plasma, whole blood, urine, etc. from the body. The detection contents include hormones, tumor markers, pathogenic pathogen antigens / antibodies, proteins, vitamins, autoantibodies and other items.

[0003] In the prior art, the existing cleaning disk device includes a frame and a turntable assembly, and the turntable assembly includes a turntable and a power part; the turntable is rotatably connected to the frame and rotates under the drive of the power part; the turntable is provided with a plurality of cup loading slots, and the cup loading slots are used to load reaction cups. The cleaning disk needle outputs liquid to or recovers liquid from the reaction cup under human action, and the mixing unit mixes the liquid in the reaction cup under human action. The multiple processes of aspirating, injecting and mixing are separately processed at different workstations, resulting in low working efficiency of the existing cleaning disk device. Utility Model Content

[0004] The utility model aims to provide a cleaning disk device and a chemiluminescent immunoassay analyzer, which are convenient for improving the working efficiency of the cleaning disk device.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A cleaning disk device is applied to a chemiluminescent immunoassay analyzer; the cleaning disk device comprises:

[0007] frame;

[0008] The turntable assembly comprises a turntable and a power member; the turntable is rotatably connected to the frame and rotates under the drive of the power member; the turntable is provided with a plurality of cup loading slots, and the cup loading slots are used to load reaction cups;

[0009] A cleaning needle assembly is arranged on one side of the frame; the cleaning needle assembly includes a lifting seat, a cleaning disk needle and a mixing unit; the two ends of the lifting seat are respectively connected to the cleaning disk needle and the mixing unit; the cleaning disk needle is used to output liquid to the reaction cup or recover liquid; the mixing unit is located below the cleaning disk needle and below the reaction cup, and the mixing unit is used to mix the liquid in the reaction cup; the mixing unit and the cleaning disk needle selectively act on the reaction cup; a cleaning needle lifting assembly is connected to the lifting seat of the cleaning needle assembly to drive the lifting seat to rise and fall relative to the frame.

[0010] Optionally, the cleaning disk needle is located at the upper end of the lifting seat, and the mixing unit is located at the lower end of the lifting seat, and is arranged in a vertical direction with the cleaning disk needle.

[0011] Optionally, the lifting seat is connected to a first supporting seat, and the cleaning disk needle is arranged on the first supporting seat and faces the reaction cup;

[0012] The cleaning disk needle comprises an infusion part and a return part, wherein the return part is arranged side by side with the infusion part, and the lower end of the return part is lower than the lower end of the infusion part;

[0013] The liquid infusion unit is used to output liquid to the reaction cup;

[0014] The liquid return part is used to recover liquid from the reaction cup.

[0015] Optionally, the first supporting seat is swingably connected to the lifting seat, and adjusts the position of the cleaning disk needle relative to the lifting seat.

[0016] Optionally, the lifting seat is connected to a second supporting seat, and the second supporting seat supports the mixing unit; and as the lifting seat rises, the mixing unit gradually approaches the reaction cup from bottom to top.

[0017] Optionally, the mixing unit can lift up the reaction cup after approaching the reaction cup from bottom to top.

[0018] Optionally, the mixing unit contacts the bottom of the reaction cup and drives the reaction cup to rotate, so that the liquid in the reaction cup is mixed as the reaction cup rotates.

[0019] Optionally, the mixing unit contacts the bottom of the reaction cup and mixes the liquid in the reaction cup under the action of ultrasound.

[0020] Optionally, the cleaning needle lifting assembly includes a slide rail, a slider, a lead screw and a drive motor; the slide rail is vertically arranged and fixed on the frame; the lead screw is vertically arranged and connected to the drive motor; the slider is threadedly connected to the lead screw, and the slider is slidably connected to the slide rail via a slide groove on the slider, and the slider is also fixedly connected to the lifting seat.

[0021] Optionally, the cleaning disk device further comprises a magnet assembly, which is located on the peripheral side of the turntable and is used to absorb or release the magnetic beads in the reaction cup along the lateral direction.

[0022] A chemiluminescent immunoassay analyzer comprises the cleaning disk device.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] The utility model provides a cleaning disk device and a chemiluminescence immunoassay analyzer, wherein a turntable assembly comprises a turntable and a power part; the turntable is rotatably connected to a frame and rotates under the drive of the power part; the turntable is provided with a plurality of cup loading slots, which are used to load reaction cups; a cleaning needle assembly is arranged on one side of the frame, and the cleaning needle assembly comprises a lifting seat, a cleaning disk needle and a mixing unit; the two ends of the lifting seat respectively support the cleaning disk needle and the mixing unit; the cleaning disk needle is used to output liquid to the reaction cup or recover liquid; the mixing unit is located below the cleaning disk needle and below the reaction cup, and the mixing unit is used to mix the liquid in the reaction cup; the mixing unit and the cleaning disk needle selectively act on the reaction cup; a cleaning needle lifting assembly is connected to the lifting seat of the cleaning needle assembly to drive the lifting seat to lift relative to the frame. The mixing unit and the cleaning disk needle rise and fall with the rise and fall of the lifting seat. When the lifting seat is in a descending state, the cleaning disk needle gradually approaches the inner cavity of the reaction cup, so that the cleaning disk can output liquid or recover liquid from the reaction cup; when the lifting seat is in an ascending state, the mixing unit gradually approaches the bottom of the reaction cup. The mixing unit is used to mix the liquid in the reaction cup, thereby integrating the functions of the cleaning disk needle and the mixing unit in the cleaning needle assembly, and being able to complete multiple processes of aspirating, injecting and mixing in one functional position, thereby improving the working efficiency of the cleaning disk device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present application, and those skilled in the art can obtain other drawings based on these drawings without creative work.

[0026] In order to more completely understand the present application and its beneficial effects, the following description will be made in conjunction with the accompanying drawings. In the following description, the same reference numerals represent the same parts.

[0027] Figure 1 A schematic diagram of a cleaning disc device according to an embodiment of the present application is shown.

[0028] Figure 2 A top view of a cleaning disc device according to an embodiment of the present application is shown.

[0029] Figure 3 A partial exploded view of a disk cleaning device according to an embodiment of the present application is shown.

[0030] Figure 4 A front view of a cleaning needle assembly of a cleaning disk device according to an embodiment of the present application is shown.

[0031] Figure 5 Shows Figure 4 A partial enlarged view of point A in the middle.

[0032] Reference numerals

[0033] 100. Washing plate device;

[0034] 10. Rack;

[0035] 20. Turntable assembly; 21. Turntable; 21a. Cup loading slot; 21b. Reaction cup; 22. Power component; 23. Observation hole; 24. Cleaning solution refilling needle;

[0036] 30. Cleaning needle assembly; 31. Lifting seat; 311. First supporting seat; 312. Second supporting seat; 32. Cleaning disk needle; 321. Infusion part; 322. Liquid return part; 33. Mixing unit;

[0037] 30A, cleaning needle lifting assembly; 34, vertical plate; 35, slide rail; 36, slider; 361, drive motor; 37, screw rod;

[0038] 40. Magnet assembly; 41. Mounting seat; 42. Magnetic block; 43. Electromagnetic push rod. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with 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 of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0040] See also Figures 1 to 5 The utility model provides a cleaning disk device 100. The cleaning disk device 100 is used as a part of a chemiluminescent immunoassay analyzer. The cleaning disk device 100 includes a frame 10, a turntable assembly 20, a cleaning needle assembly 30 and a cleaning needle lifting assembly.

[0041] The frame 10 serves as a supporting component of the cleaning disk device 100 , and is used to support the turntable assembly 20 , the cleaning needle assembly 30 , and the cleaning needle lifting assembly 30A.

[0042] The turntable assembly 20 includes a turntable 21 and a power member 22; the turntable 21 is arranged on one side of the frame 10, and the turntable 21 is rotatably connected to the frame 10. The output end of the power member 22 is connected to the turntable 21, and the turntable 21 rotates under the drive of the power member 22, so that the turntable 21 can realize automatic rotation relative to the frame 10 through the power member 22; the turntable 21 is provided with a plurality of cup-carrying slots 21a, and the cup-carrying slots 21a are used to carry reaction cups 21b, so that the plurality of cup-carrying slots 21a rotate with the rotation of the turntable 21, so as to facilitate the adjustment of the position of the cup-carrying slots 21a carrying the reaction cups 21b. Optionally, the power member 22 includes a motor and a connected synchronous belt drive module. The turntable is also provided with an observation hole 23 for observing the reagent status in the reaction cup.

[0043] In the utility model, the cleaning needle assembly 30 is arranged on one side of the frame 10; the cleaning needle assembly 30 includes a lifting seat 31, a cleaning disk needle 32 and a mixing unit 33; the lifting seat 31 is lifted and lowered relative to the frame 10 to facilitate adjustment of the position of the lifting seat 31 relative to the frame 10, and the two ends of the lifting seat 31 are respectively connected to the cleaning disk needle 32 and the mixing unit 33; the cleaning disk needle 32 is used to output liquid to the reaction cup or recover liquid; the mixing unit 33 is located below the cleaning disk needle 32 and below the reaction cup, and the mixing unit 33 is used to mix the liquid (reagent) in the reaction cup; the mixing unit 33 and the cleaning disk needle 32 selectively act on the reaction cup.

[0044] The cleaning needle lifting assembly is connected to the lifting seat of the cleaning needle assembly to drive the lifting seat to move up and down relative to the frame.

[0045] The mixing unit 33 and the cleaning disk needle 32 rise and fall with the rise and fall of the lifting seat 31. When the lifting seat 31 is in a descending state, the cleaning disk needle 32 gradually approaches the inner cavity of the reaction cup, so that the cleaning disk needle 32 can output liquid or recover liquid to the reaction cup; when the lifting seat 31 is in an ascending state, the mixing unit 33 gradually approaches the bottom of the reaction cup. The mixing unit 33 is used to mix the liquid in the reaction cup, so that the functions of the cleaning disk needle 32 and the mixing unit 33 are integrated in the cleaning needle assembly 30, and the reaction cup can complete multiple processes of aspirating, injecting and mixing in one functional position, thereby improving the working efficiency of the cleaning disk device 100.

[0046] Among them, the cleaning disk needle 32 is located at the upper end of the lifting seat 31, and the mixing unit 33 is located at the lower end of the lifting seat 31, and is arranged in the vertical direction with the cleaning disk needle 32, so that the cleaning disk needle 32 and the mixing unit 33 are on the same axis, thereby integrating the functions of the cleaning disk needle 32 and the mixing unit 33 in the cleaning needle assembly 30, and being able to complete multiple processes of liquid aspiration, liquid injection and mixing in one functional position, thereby improving the working efficiency of the cleaning disk device 100.

[0047] In addition, the lifting seat 31 is connected to the first supporting seat 311, and the cleaning disk needle 32 is arranged on the first supporting seat 311 and faces the reaction cup, so that the cleaning disk needle 32 can be fixed to the lifting seat 31 through the first supporting seat 311; the cleaning disk needle 32 includes an infusion part 321 and a liquid return part 322, and the liquid return part 322 is arranged side by side with the infusion part 321, and the infusion part 321 is used to output liquid to the reaction cup; the liquid return part 322 is used to recover liquid from the reaction cup, and the liquid suction and liquid injection functions are realized by the infusion part 321 and the liquid return part 322, and the lower end of the liquid return part 322 is lower than the lower end of the infusion part 321, so that the liquid return part 322 is close to the inner side of the reaction cup first during the descending process, so that the liquid return part 322 can first contact the liquid in the reaction cup, and at the same time, when the infusion part 321 outputs liquid, it can flow into the inner side of the reaction cup along the outer wall of the liquid return part 322.

[0048] In the utility model, the first support seat 311 can be connected to the lifting seat 31 in a horizontally swingable manner to facilitate adjustment of the position of the first support seat 311 relative to the lifting seat 31. The first support seat 311 regulates the position of the cleaning disk needle 32 relative to the lifting seat 31 so that the cleaning disk needle 32 swings with the swing of the first support seat 311, thereby facilitating the cleaning disk needle 32 to align with the reaction cup.

[0049] In the utility model, the lifting seat 31 is connected to the second support seat 312, and the second support seat 312 supports the mixing unit 33, so that the mixing unit 33 can be fixedly connected to the lifting seat 31 through the second support seat 312, thereby aligning the mixing unit 33 with the bottom of the reaction cup; as the lifting seat 31 rises, the second support seat 312 gradually approaches the reaction cup from bottom to top, so as to contact the bottom of the reaction cup, thereby facilitating the mixing unit 33 to mix the liquid in the reaction cup.

[0050] In some embodiments, after the mixing unit approaches the reaction cup from bottom to top, it can lift up the reaction cup so as to mix the liquid in the reaction cup.

[0051] In the present invention, the cleaning needle assembly 30 includes a slide rail 35, a slider 36, a lead screw 37 and a drive motor 361; the slide rail 35 is vertically arranged and fixed to the frame 10. In the embodiment shown in the figure, the slide rail 35 is fixedly connected to the vertical plate 34 and fixed to the frame 10 through the vertical plate 34.

[0052] The lead screw 37 is vertically arranged and connected to the driving motor 361; the slider 36 is threadedly connected to the lead screw 37, and the slider 36 is slidably connected to the slide rail 35 through the slide groove on the slider 36, and the slider 36 is also fixedly connected to the lifting seat 31. In the embodiment shown in the figure, the lifting seat 31 includes a vertical rod.

[0053] The driving motor 361 drives the lead screw 37 to rotate, and the lead screw 37 pushes the slider 36 to rise or fall. Correspondingly, the slider 36 drives the lifting seat 31 to rise or fall.

[0054] In the present invention, the cleaning disk device 100 further includes a magnet assembly 40 , which is located on the peripheral side of the turntable 21 and is used to absorb or release the magnetic beads in the reaction cup along the lateral direction.

[0055] In some embodiments, the magnet assembly 40 includes a mounting seat 41, a magnetic block 42 and an electromagnetic push rod 43. The mounting seat 41 is connected to the frame 10, the electromagnetic push rod 43 is arranged on the mounting seat 41, and the magnetic block 42 is installed at the end of the electromagnetic push rod, and the magnetic block 42 is close to the reaction cup. When the liquid is output or recovered from the reaction cup through the dishwashing, that is, the reagent in the reaction cup is cleaned, the electromagnetic push rod 43 is powered on, the electromagnetic push rod 43 extends, the magnetic block 42 supports the reaction cup and absorbs the magnetic beads in the reaction cup to prevent the magnetic beads from being washed away by the cleaning liquid during the cleaning process; after the cleaning is completed, the electromagnetic push rod 43 is powered off, the electromagnetic push rod 43 retracts, the magnetic block 42 leaves the reaction cup, and the magnetic attraction of the magnetic beads in the reaction cup is released. The magnetic beads can be left in the reaction cup for multiple uses.

[0056] Before cleaning the reagent in the reaction cup 21b, when the reaction cup 21b is transferred to the liquid replenishing position, the cleaning liquid can be first replenished to the reaction cup 21b through the cleaning liquid replenishing needle 24, and then after the reaction cup is transferred to the cleaning working position, the liquid in the reaction cup 21b can be sucked by the return liquid part 322 of the cleaning disk needle 32. After the suction is completed, the cleaning liquid is injected into the reaction cup 21b through the infusion part 321. The reagent in the reaction cup 21b can be cleaned by multiple suction and injection of cleaning liquid.

[0057] In the first embodiment, the mixing unit 33 is a mechanical rotating mixing unit, which can contact the bottom of the reaction cup and drive the reaction cup to rotate, so that the liquid in the reaction cup is mixed as the reaction cup rotates, thereby achieving liquid mixing in the reaction cup.

[0058] In the second embodiment, the mixing unit 33 is an ultrasonic mixing unit, which can contact the bottom of the reaction cup and mix the liquid in the reaction cup under the action of ultrasound to achieve liquid mixing in the reaction cup.

[0059] In the third embodiment, a chemiluminescent immunoassay analyzer includes a cleaning disk device 100. The cleaning disk device 100 is a part of the chemiluminescent immunoassay analyzer. The chemiluminescent immunoassay analyzer is used to perform qualitative or quantitative detection on analytes in samples such as serum, plasma, whole blood, urine, etc. derived from the body.

[0060] Compared with the prior art, the beneficial effects of the utility model are:

[0061] The utility model provides a cleaning disk device 100 and a chemiluminescent immunoassay analyzer, wherein a turntable assembly 20 comprises a turntable 21 and a power member 22; the turntable 21 is rotatably connected to a frame 10 and rotates under the drive of the power member 22; the turntable 21 is provided with a plurality of cup loading slots 21a, and the cup loading slots 21a are used to load reaction cups; a cleaning needle assembly 30 is arranged on one side of the frame 10; the cleaning needle assembly 30 comprises a lifting seat 31, a cleaning disk needle 32 and a mixing unit 33; the lifting seat 31 is lifted and lowered relative to the frame 10, and the two ends of the lifting seat 31 respectively support the cleaning disk needle 32 and the mixing unit 33; the cleaning disk needle 32 is used to output liquid to the reaction cup or recover liquid; the mixing unit 33 is located below the cleaning disk needle 32 and below the reaction cup, and the mixing unit 33 is used to mix the liquid in the reaction cup; the mixing unit 33 and the cleaning disk needle 32 selectively act on the reaction cup; a cleaning needle lifting assembly is connected to the lifting seat of the cleaning needle assembly to drive the lifting seat to lift relative to the frame. The mixing unit 33 and the cleaning disk needle 32 rise and fall with the rise and fall of the lifting seat 31. When the lifting seat 31 is in a descending state, the cleaning disk needle 32 gradually approaches the inner cavity of the reaction cup, so that the cleaning disk needle 32 can output liquid to or recover liquid from the reaction cup; when the lifting seat 31 is in an ascending state, the mixing unit 33 gradually approaches the bottom of the reaction cup and lifts up the reaction cup. The mixing unit 33 is used to electromagnetically mix the liquid in the reaction cup, so that the functions of the cleaning disk needle 32 and the mixing unit 33 are integrated in the cleaning needle assembly 30, and the reaction cup can complete multiple processes of aspirating, injecting and mixing in one functional position, thereby improving the working efficiency of the cleaning disk device 100.

[0062] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0063] In the description of this application, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more features.

[0064] Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and core idea of ​​the present application. At the same time, for technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A cleaning disk device, characterized in that: Applicable to chemiluminescent immunoassay analyzer; the cleaning disk device comprises: frame; The turntable assembly comprises a turntable and a power member; the turntable is rotatably connected to the frame and rotates under the drive of the power member; the turntable is provided with a plurality of cup loading slots, and the cup loading slots are used to load reaction cups; A cleaning needle assembly is arranged on one side of the frame; the cleaning needle assembly comprises a lifting seat, a cleaning disk needle and a mixing unit; the two ends of the lifting seat are respectively connected to the cleaning disk needle and the mixing unit; the cleaning disk needle is used to output liquid to the reaction cup or recover liquid; the mixing unit is located below the cleaning disk needle and below the reaction cup, and the mixing unit is used to mix the liquid in the reaction cup; the mixing unit and the cleaning disk needle selectively act on the reaction cup; The cleaning needle lifting assembly is connected to the lifting seat of the cleaning needle assembly to drive the lifting seat to move up and down relative to the frame.

2. The cleaning disk device according to claim 1, characterized in that: The cleaning disk needle is located at the upper end of the lifting seat, and the mixing unit is located at the lower end of the lifting seat, and is arranged in a vertical direction with the cleaning disk needle.

3. The cleaning disk device according to claim 2, characterized in that: The lifting seat is connected to a first supporting seat, and the cleaning disk needle is arranged on the first supporting seat and faces the reaction cup; The cleaning disk needle comprises an infusion part and a return part, wherein the return part is arranged side by side with the infusion part, and the lower end of the return part is lower than the lower end of the infusion part; The infusion part is used to output liquid to the reaction cup; The liquid return part is used to recover liquid from the reaction cup.

4. The cleaning disk device according to claim 3, characterized in that: The first supporting seat is connected to the lifting seat in a horizontally swingable manner, and adjusts the position of the cleaning disk needle relative to the lifting seat.

5. The cleaning disk device according to claim 1, characterized in that: The lifting seat is connected to a second supporting seat, and the second supporting seat supports the mixing unit; as the lifting seat rises, the mixing unit gradually approaches the reaction cup from bottom to top.

6. The cleaning disk device according to claim 5, characterized in that: After the mixing unit approaches the reaction cup from bottom to top, it can lift up the reaction cup.

7. The cleaning disk device according to claim 5 or 6, characterized in that: The mixing unit contacts the bottom of the reaction cup and drives the reaction cup to rotate, so that the liquid in the reaction cup is mixed as the reaction cup rotates; or The mixing unit contacts the bottom of the reaction cup and mixes the liquid in the reaction cup under the action of ultrasound.

8. The cleaning disk device according to claim 1, characterized in that: The cleaning needle lifting assembly includes a slide rail, a slider, a lead screw and a drive motor; The slide rail is vertically arranged and fixed on the frame; The lead screw is arranged vertically and connected to the drive motor; The slider is threadedly connected to the lead screw, and the slider is slidably connected to the slide rail via a slide groove on the slider, and the slider is also fixedly connected to the lifting seat.

9. The cleaning disk device according to claim 1, characterized in that: The cleaning disk device also includes a magnet assembly, which is located on the peripheral side of the turntable and is used to absorb or release the magnetic beads in the reaction cup along the lateral direction.

10. A chemiluminescent immunoassay analyzer, characterized in that: A cleaning disc device comprising the cleaning disc device as claimed in any one of claims 1 to 9.

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