Reaction cup transport device and immunoassay equipment
By designing the reaction cup transportation device with the inner and outer circular transport disc body and sliding matching mechanism, the problems of low reaction cup transportation efficiency and poor positioning accuracy in existing equipment are solved, and efficient and stable reaction cup transportation is achieved, reducing costs and simplifying the structure.
Patent Information
- Application Number
- CN202110485824.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2021-04-30
- Publication Date
- 2025-08-19
- Estimated Expiration
- 2041-04-30
AI Technical Summary
The transport efficiency of the reaction cup in existing immune detection equipment is low, the positioning accuracy of the outer ring disc body is poor and the structure is complex, which cannot meet the needs of high test volumes in large hospitals.
A reaction cup transportation device including an inner circular transport disc body, an outer circular transport disc body, a reaction cup loading assembly and a driving mechanism is designed. The outer circular transport disc body is arranged on the inner circular transport disc body and can be rotated. The precise transportation of the reaction cup is realized through the transmission mechanism and the sliding matching mechanism. The outer circular transport disc body is equipped with a reaction cup loading assembly, and the structure of engineering plastic and metal outer disk reinforcement is adopted, and the V-shaped roller is lubricated to reduce friction.
It realizes accurate transportation of the reaction cup, improves the stability and accuracy of the transportation device, reduces costs, reduces friction noise and maintenance needs, has a wide range of adaptability and simple structure.
Smart Images

Figure CN113063957B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of biological detection and diagnosis, and in particular to a reaction cup transport device and an immune detection device. Background Art
[0002] With the development of modern science, immunodiagnostic technology has gradually become a key tool in modern clinical testing and scientific research. It is a crucial diagnostic tool for diseases such as tumors, diabetes, and gonadal abnormalities. Compared to traditional testing methods, which often suffer from complex manual procedures, long reaction times, and environmental pollution, immunodiagnostic technologies, such as chemiluminescence immunoassays, offer advantages such as short reaction times, simple operation, and high diagnostic efficiency. These technologies have become widely used in modern medicine and scientific research.
[0003] Currently, chemiluminescent immunoassay systems primarily consist of a cuvette storage and transport system, a sample loading system, a reagent loading system, a sample loading system, an incubation system, a centrifugal cleaning system, and a luminescence reading system. The incubation system is interconnected with the sample loading system, the centrifugal cleaning system, and the luminescence reading system. The incubation system requires continuous transport of the cuvettes to designated locations. This one-to-many system wastes significant waiting time and reduces instrument testing efficiency. Due to the numerous testing items and high sample volume in large hospitals, instrument testing efficiency falls far short of meeting demand. Summary of the Invention
[0004] Based on this, it is necessary to provide a cuvette transport device and immunoassay equipment that can achieve accurate transportation of a certain number of cuvettes and solve the problems of poor positioning accuracy and complex structure of the outer ring disk transporting cuvettes in existing mechanisms.
[0005] A cuvette transport device comprises an inner circular transport tray, an outer circular transport tray, a cuvette loading assembly, and a driving mechanism. The outer circular transport tray is sleeved on the inner circular transport tray and can rotate relative to the inner circular transport tray. A plurality of cuvette loading assemblies are arranged at intervals on the surface of the outer circular transport tray. The cuvette loading assembly is provided with an embedding groove for embedding and placing cuvettes. The driving mechanism is connected to the outer circular transport tray to drive the outer circular transport tray to rotate.
[0006] In one embodiment, the reaction cup transport device also includes a transport transmission mechanism, which includes a transmission driving gear and a transmission shaft. The periphery of the outer cylindrical transport disc has gear teeth, and the transmission driving gear is connected to the drive mechanism through the transmission shaft. The transmission driving gear is engaged with the outer cylindrical transport disc.
[0007] In one embodiment, the transmission ratio between the transmission driving gear and the outer cylindrical transport disc is 1:4-1:20.
[0008] In one embodiment, the plurality of reaction cup loading assemblies on the disk surface of the outer circular transport disk are evenly spaced.
[0009] In one embodiment, the outer circular transport tray is a plastic tray.
[0010] In one embodiment, the reaction cup transport device further includes an outer plate reinforcement member, which is an annular structure and is connected to the outer circular transport plate body.
[0011] In one embodiment, the outer disc reinforcement member is a metal sheet, and the thickness of the outer disc reinforcement member is 0.1 mm-10 mm.
[0012] In one embodiment, the reaction cup transport device further includes a sliding fit mechanism, which includes a fitting rolling member, which is rotatably connected to the outer circular transport disc, and the fitting rolling member abuts and rolls against the outer circumferential surface of the inner circular transport disc.
[0013] In one embodiment, the sliding fitting mechanism further includes a rolling shaft, the fitting rolling element is a V-shaped roller, and the fitting rolling element is rotatably connected to the outer cylindrical transport disc through the rolling shaft.
[0014] In one embodiment, the inner side of the mating rolling element abuts against the outer circumference of the inner circular transport disc, and the outer side of the mating rolling element is flush with the edge of the outer circular transport disc.
[0015] In one embodiment, there are multiple sliding fitting mechanisms, and the arrangement of multiple sliding fitting mechanisms can realize the interaction between the inner circular transport plate and the outer circular transport plate at multiple angles.
[0016] In one embodiment, a plurality of sliding fitting mechanisms are spaced apart on the outer circular transport plate.
[0017] In one embodiment, multiple sliding engagement mechanisms are evenly spaced on the outer circular transport plate. The evenly spaced sliding engagement mechanisms can evenly apply force to the inner circular transport plate, achieving contact and interaction between the inner and outer circular transport plates in multiple directions.
[0018] In one embodiment, the sliding engagement mechanism further includes a base plate and fasteners, the base plate being connected to the outer disk reinforcement member via the fasteners. The mating rolling element is connected to the base plate via a rolling shaft. The aforementioned cuvette transport device, by providing the base plate and fasteners, enables a detachable connection between the mating rolling element and the outer disk reinforcement member. The provision of a detachable mating rolling element facilitates disassembly, maintenance, and replacement, facilitating operator operation and saving time and effort.
[0019] An immunoassay device comprises the reaction cup transport device.
[0020] The above-mentioned reaction cup transport device can realize the accurate transport of a certain number of reaction cups, and solve the problems of poor positioning accuracy and complex structure of the outer ring disk for transporting reaction cups in the existing mechanism.
[0021] The cuvette transport device achieves power transmission through the outer cylindrical transport disc made of engineering plastic. The engineering plastic has low cost, which can reduce the overall cost of the cuvette transport device.
[0022] The aforementioned cuvette transport device is provided with an outer tray reinforcement member connected to the outer cylindrical transport tray. This outer tray reinforcement member enhances the strength of the cuvette transport device and can improve the structural strength of the outer cylindrical transport tray. Preferably, the outer tray reinforcement member can be a metal sheet. The combination of the metal sheet and the engineering plastic outer cylindrical transport tray significantly improves the structural strength of the outer cylindrical transport tray, providing improved stability for transporting cuvettes.
[0023] The cuvette transport device described above can lubricate the outer edge of the inner circular transport plate by providing a mating rolling element such as a V-shaped roller, so that when the outer circular transport plate rotates at high speed, it will not generate loud friction noise, friction powder loss, or even damage and failure of the roller or flange.
[0024] In the aforementioned cuvette transport device, the V-shaped rollers have V-shaped grooves on their rolling surfaces. This arrangement reduces the contact area between the mating rolling element and the inner cylindrical transport plate. The mating rolling element is rotatably connected to the outer cylindrical transport plate via the rolling shaft. The V-shaped rollers of the cuvette transport device utilize an oil reservoir structure and self-lubricating engineering plastic to lubricate the track grooves. It will be appreciated that in other embodiments, the V-shaped rollers may also be lubricated through periodic maintenance, for example, by periodically applying lubricating oil to the V-shaped rollers.
[0025] In summary, the above-mentioned cuvette transport device has the following beneficial effects:
[0026] (1) The outer cylindrical transport disc of the cuvette transport device adopts a structure in which engineering plastic gears are embedded with metal outer disc reinforcements. The structure is light and simple, the gears have good strength and rigidity, the power transmission is smooth, and the positioning accuracy is long-lasting and accurate. During use, the stability and accuracy of the cuvette transport device are guaranteed.
[0027] (2) The cuvette transport device can be equipped with a mating rolling element, such as a V-shaped roller, to lubricate the outer edge of the inner transport disc. This prevents the outer transport disc from generating excessive friction noise, frictional powder loss, or even damage and failure of the roller or flange when rotating at high speed. Furthermore, the V-shaped roller can be constructed with a self-lubricating material and an oil reservoir structure to extend the service life of the device as a whole and reduce maintenance costs.
[0028] (3) The contact between the V-shaped roller and the inner circular transport disc is tangentially contacted, i.e., point-to-point contact. This can minimize the contact area between the V-shaped roller and the inner circular transport disc, reduce the loss caused by mutual friction, and improve the stability of the outer circular transport disc and the accuracy of transport positioning. The point-to-point contact friction realizes relative motion, making the overall operation of the device smoother, thereby achieving more accurate positioning and wider adaptability.
[0029] (4) The cuvette transport device uses a V-shaped roller positioning method to suspend the outer circular transport tray on the inner circular transport tray. The outer circular transport tray and the inner circular transport tray can independently transport the cuvette. The outer circular transport tray and the inner circular transport tray can respectively meet the system solutions under different time sequences. The outer circular transport tray and the inner circular transport tray can operate independently of each other, and the positioning parameters can be correlated with each other, which makes the application scenarios more extensive. In addition, the outer circular transport tray and the inner circular transport tray are positioned by the V-shaped roller, making the structure of the entire device simple. BRIEF DESCRIPTION OF THE DRAWINGS
[0030] Figure 1 This is a schematic diagram of a cuvette transport device according to an embodiment of the present invention;
[0031] Figure 2 This is a schematic diagram of the sliding fit mechanism of the cuvette transport device according to one embodiment of the present invention;
[0032] Figure 3 Schematic diagram of the outer circular transport plate of the cuvette transport device according to one embodiment of the present invention.
[0033] Description of Reference Numerals
[0034] 10. Cuvette transport device; 100. Inner cylindrical transport plate; 200. Outer cylindrical transport plate; 300. Cuvette loading assembly; 310. Embedding groove; 400. Driving mechanism; 500. Transport transmission mechanism; 510. Transmission driving gear; 520. Transmission shaft; 600. Outer plate reinforcement; 700. Sliding fit mechanism; 710. Fitting rolling element; 720. Rolling shaft; 730. Bottom plate; 740. Fastener. DETAILED DESCRIPTION
[0035] To make the above-mentioned objects, features, and advantages of the present invention more readily apparent, specific embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following description sets forth numerous specific details to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art may make similar modifications without departing from the scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.
[0036] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.
[0037] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.
[0038] In the present invention, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.
[0039] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.
[0040] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only implementation methods.
[0041] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of the present invention are for the purpose of describing specific embodiments only and are not intended to limit the present invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.
[0042] See also Figure 1 As shown, an embodiment of the present invention provides a cuvette transport device 10 .
[0043] A cuvette transport device 10 includes an inner circular transport tray 100 , an outer circular transport tray 200 , a cuvette loading assembly 300 , and a driving mechanism 400 .
[0044] The outer circular transport tray 200 is sleeved on the inner circular transport tray 100 and can rotate relative to the inner circular transport tray 100. A plurality of cuvette loading assemblies 300 are arranged at intervals on the surface of the outer circular transport tray 200. The cuvette loading assemblies 300 are provided with embedding grooves 310 for embedding and placing cuvettes.
[0045] The driving mechanism 400 is connected to the outer circular transport plate 200 to drive the outer circular transport plate 200 to rotate. The driving mechanism 400 can be a driving motor.
[0046] In some embodiments, the cuvette transport device 10 further includes a transport transmission mechanism 500. The transport transmission mechanism 500 includes a drive gear 510 and a drive shaft 520. The outer cylindrical transport tray 200 is provided with gear teeth on its periphery. The drive gear 510 is connected to the drive mechanism 400 via the drive shaft 520, and the drive gear 510 meshes with the outer cylindrical transport tray 200. The drive mechanism 400 drives the drive gear 510 to rotate, thereby driving the outer cylindrical transport tray 200 to transport the cuvettes.
[0047] In some embodiments, the transmission ratio between the transmission driving gear 510 and the outer cylindrical transport disc 200 is 1:4-1:20. For example, in one specific embodiment, the transmission ratio between the transmission driving gear 510 and the outer cylindrical transport disc 200 is 1:4; in another specific embodiment, the transmission ratio between the transmission driving gear 510 and the outer cylindrical transport disc 200 is 1:10; in another specific embodiment, the transmission ratio between the transmission driving gear 510 and the outer cylindrical transport disc 200 is 1:20. It is understood that in other embodiments, the transmission ratio between the transmission driving gear 510 and the outer cylindrical transport disc 200 can also be 1:5, 1:6, 1:7, 1:8, 1:9, 1:11, 1:12, 1:12, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, or other non-integer ratios.
[0048] In some embodiments, the cuvette loading assemblies 300 are evenly spaced on the surface of the outer circular transport tray 200. The number of cuvette loading assemblies 300 on the surface of the outer circular transport tray 200 can be two, three, four, five, ten, fifteen, etc. Preferably, the cuvette loading assemblies 300 are evenly spaced on the surface of the outer circular transport tray 200.
[0049] In some embodiments, the outer cylindrical transport tray 200 is a plastic tray. The outer cylindrical transport tray 200 can be made of engineering plastic. The cuvette transport device 10 described above utilizes the outer cylindrical transport tray 200 made of engineering plastic to achieve power transmission. Engineering plastic is low-cost, which can reduce the overall cost of the cuvette transport device 10. It will be appreciated that in other embodiments, the cuvette transport device 10 described above can also utilize annular metal gears for power transmission. Compared to annular metal gears, the outer cylindrical transport tray 200 made of engineering plastic is less expensive.
[0050] In some embodiments, the cuvette transporter 10 further includes an outer tray reinforcement 600. The outer tray reinforcement 600 is annular and connected to the outer cylindrical transport tray 200. To enhance the strength of the cuvette transporter 10, the outer tray reinforcement 600 is provided to strengthen the outer cylindrical transport tray 200. The combination of the metal sheet and the engineering plastic outer cylindrical transport tray 200 significantly increases the structural strength of the outer cylindrical transport tray 200, ensuring stable transport of cuvettes.
[0051] In some embodiments, the outer tray reinforcement 600 is a metal sheet. The thickness of the outer tray reinforcement 600 ranges from 0.1 mm to 10 mm. The outer cylindrical transport tray 200 of the cuvette transport device 10 utilizes an engineering plastic gear nested within the metal outer tray reinforcement 600. This design offers a lightweight and compact structure, excellent gear strength and rigidity, smooth power transmission, and consistent and accurate positioning. During use, the stability and accuracy of the cuvette transport device 10 are guaranteed.
[0052] For example, in one embodiment, the thickness of the outer disc reinforcement member 600 is 0.1 mm; in another embodiment, the thickness of the outer disc reinforcement member 600 is 5 mm; and in another embodiment, the thickness of the outer disc reinforcement member 600 is 10 mm. It is understood that in other embodiments, the thickness of the outer disc reinforcement member 600 is 0.2 mm, 0.5 mm, 0.8 mm, 1 mm, 2 mm, 3 mm, 4 mm, 6 mm, 7 mm, 8 mm, 9 mm, or other values.
[0053] In some embodiments, the cuvette transport device 10 further includes a sliding engagement mechanism 700. The sliding engagement mechanism 700 includes a mating roller 710. The mating roller 710 is rotatably connected to the outer circular transport plate 200, and the mating roller 710 abuts and rolls against the outer circumference of the inner circular transport plate 100. The provision of the mating roller 710, such as a V-shaped roller, in the cuvette transport device 10 lubricates the outer edge of the inner circular transport plate 100, thereby preventing the outer circular transport plate 200 from generating excessive friction noise, frictional dust loss, or even damage or failure of the roller or flange when rotating at high speed.
[0054] In some embodiments, the matching rolling member 710 can be a roller, a ball, or a rolling ball, etc. For example, in one embodiment, the matching rolling member 710 can be a roller, in another embodiment, the matching rolling member 710 can be a ball, and in another embodiment, the matching rolling member 710 can be a rolling ball.
[0055] In some embodiments, the sliding fit mechanism 700 further includes a rolling shaft 720. The fitting rolling element 710 is a V-shaped roller. The V-shaped roller has a V-shaped groove on its rolling surface. This configuration can reduce the contact area between the fitting rolling element 710 and the inner circular transport disc 100. The fitting rolling element 710 is rotatably connected to the outer circular transport disc 200 via the rolling shaft 720. The V-shaped roller of the reaction cup transport device 10 can lubricate the track groove by means of the oil storage tank structure and self-lubricating engineering plastic. It is not difficult to understand that in other embodiments, the V-shaped roller can also be lubricated by means of regular maintenance, for example, by regularly applying lubricating oil to the V-shaped roller.
[0056] In some embodiments, the inner side of the mating rolling element 710 abuts against the outer circumference of the inner circular transport plate 100 , and the outer side of the mating rolling element 710 is flush with the edge of the outer circular transport plate 200 .
[0057] In some embodiments, there are multiple sliding fitting mechanisms 700. The provision of multiple sliding fitting mechanisms 700 can achieve interaction between the inner circular transport plate 100 and the outer circular transport plate 200 at multiple angles.
[0058] In some embodiments, a plurality of sliding fitting mechanisms 700 are spaced apart and distributed on the outer circular transport plate 200 .
[0059] In some embodiments, multiple sliding engagement mechanisms 700 are evenly spaced on the outer circular transport plate 200. The evenly spaced sliding engagement mechanisms 700 can evenly apply force to the inner circular transport plate 100, enabling contact and interaction between the inner circular transport plate 100 and the outer circular transport plate 200 in multiple directions.
[0060] In some embodiments, the sliding engagement mechanism 700 further includes a base plate 730 and a fastener 740. The base plate 730 is connected to the outer disk reinforcement member 600 via the fastener 740. The mating roller 710 is connected to the base plate 730 via a rolling shaft 720. The cuvette transporter 10, by providing the base plate 730 and fastener 740, enables a detachable connection between the mating roller 710 and the outer disk reinforcement member 600. The detachable connection of the mating roller 710 facilitates disassembly, maintenance, and replacement, facilitating operator operation and saving time and effort.
[0061] This embodiment also provides an immune detection device.
[0062] An immunoassay device includes the above-mentioned reaction cup transport device 10.
[0063] The above-mentioned cuvette transport device 10 has the following beneficial effects:
[0064] (1) The outer cylindrical transport disc 200 of the cuvette transport device 10 utilizes an engineering plastic gear structure embedded within a metal outer disc reinforcement 600. This structure is lightweight and simple, with excellent gear strength and rigidity, smooth power transmission, and consistent and accurate positioning. During use, the stability and accuracy of the cuvette transport device 10 are guaranteed.
[0065] (2) The cuvette transport device 10 can be provided with a mating rolling element 710, such as a V-shaped roller, to lubricate the outer edge of the inner transport tray 100. This prevents the outer transport tray 200 from generating excessive friction noise, frictional powder loss, or even damage and failure of the roller or flange when rotating at high speed. Furthermore, the V-shaped roller can be made of self-lubricating material and an oil reservoir structure to extend the service life of the device as a whole and reduce maintenance costs.
[0066] (3) The cooperating rolling element 710, such as a V-shaped roller, contacts the inner circular transport disc 100 in a tangential manner through abutment, i.e., a point-to-point contact method. This can minimize the contact area between the V-shaped roller and the inner circular transport disc 100, reduce the loss caused by mutual friction, and improve the transportation stability and transportation positioning accuracy of the outer circular transport disc 200. The point-to-point contact friction realizes relative motion, making the overall operation of the device more stable, thereby achieving more accurate positioning accuracy and wider adaptability.
[0067] (4) The cuvette transport device 10 uses a V-shaped roller positioning method to allow the outer circular transport tray 200 to suspend on the inner circular transport tray 100. The outer circular transport tray 200 and the inner circular transport tray 100 can independently transport cuvettes. The outer circular transport tray 200 and the inner circular transport tray 100 can respectively meet system solutions under different time sequences. The outer circular transport tray 200 and the inner circular transport tray 100 can operate independently of each other, and the positioning parameters can be correlated with each other, which makes the application scenarios more extensive. In addition, the outer circular transport tray 200 and the inner circular transport tray 100 are positioned by the V-shaped roller, which makes the structure of the entire device simple.
[0068] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.
[0069] The above-described embodiments merely illustrate several implementations of the present invention, and while their descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make numerous variations and improvements without departing from the spirit of the present invention, all of which fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.
Claims
1. A cuvette transport device, characterized in that: The invention comprises an inner circular transport disc, an outer circular transport disc, a reaction cup loading assembly, a sliding fitting mechanism and a driving mechanism. The outer circular transport disc is sleeved on the inner circular transport disc and can rotate relative to the inner circular transport disc. The reaction cup transport device also comprises a transport transmission mechanism, the transport transmission mechanism comprises a transmission driving gear and a transmission shaft. The periphery of the outer circular transport disc has gear teeth. The transmission driving gear is connected to the driving mechanism through the transmission shaft. The transmission driving gear is meshed with the outer circular transport disc. A plurality of reaction cup loading assemblies are arranged at intervals on the disc surface of the outer circular transport disc. The reaction cup loading assembly is provided. There is an embedding groove for embedding and placing the reaction cup, the driving mechanism is connected to the outer cylindrical transport disc to drive the outer cylindrical transport disc to rotate, the sliding fitting mechanism includes a fitting rolling member and a rolling shaft, the fitting rolling member is rotatably connected to the outer cylindrical transport disc, the fitting rolling member abuts and rolls with the outer circumferential surface of the inner cylindrical transport disc, the fitting rolling member is a V-shaped roller, and the fitting rolling member is rotatably connected to the outer cylindrical transport disc through the rolling shaft, the inner side of the fitting rolling member abuts the outer circumferential surface of the inner cylindrical transport disc, and the outer side of the fitting rolling member is flush with the edge of the outer cylindrical transport disc.
2. The cuvette transport device according to claim 1, characterized in that: The transmission ratio of the transmission driving gear and the outer cylindrical transport disc is 1:4-1:
20.
3. The cuvette transport device according to any one of claims 1 to 2, characterized in that: The plurality of reaction cup loading assemblies on the disk surface of the outer circular transport disk are evenly spaced.
4. The cuvette transport device according to any one of claims 1 to 2, characterized in that: The outer circular transport tray is a plastic tray.
5. The cuvette transport device according to any one of claims 1 to 2, characterized in that: The reaction cup transport device further includes an outer plate reinforcement member, which is an annular structure and is connected to the outer circular transport plate body.
6. The cuvette transport device according to claim 5, characterized in that: The outer disc reinforcement member is a metal sheet, and the thickness of the outer disc reinforcement member is 0.1 mm-10 mm.
7. An immunoassay device, characterized in that: A reaction cup transport device comprising the reaction cup transport device according to any one of claims 1 to 6.
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