Novel elisa plate

The customizable enzyme-linked immunosorbent assay (ELISA) plate design with tear slots and flexible slots addresses the inflexibility and loose fitting issues, allowing secure and customizable tube separation and fitting.

CN223107827UActive Publication Date: 2025-07-15DONGGUAN NORDFOR BIOTECHNOLOGY CO LTD
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Patent Information

Application Number
CN202422228527.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-11
Publication Date
2025-07-15
Estimated Expiration
2034-09-11

AI Technical Summary

Technical Problem

The existing enzyme label plate cannot be split as needed, and the enzyme label tube is prone to loosening during operation.

Method used

A new type of enzyme label plate was designed. By setting easy-to-tear grooves on the body of the enzyme label plate, it is divided into individual enzyme label plates arranged in a rectangular array, and an enzyme label tube slot is set on the frame of the enzyme label plate. The structural design of the easy-to-tear grooves and the enzyme label tube slots can achieve the detachability and fixation of the enzyme label tube.

Benefits of technology

It realizes flexible splitting of the enzyme label plate and stable fixation of the enzyme label tube, improving the convenience and reliability of operation.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN223107827U_ABST
    Figure CN223107827U_ABST
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Abstract

The utility model relates to a novel elisa plate which comprises an elisa plate body, the bottom end of the elisa plate body is provided with grid-shaped easy-to-tear grooves, the easy-to-tear grooves divide the elisa plate body into N * M elisa plate individuals which are arranged according to a rectangular array, and the center of each elisa plate individual is provided with an elisa tube; the elisa plate frame is provided with N * M elisa tube clamping grooves, the elisa tubes are inserted into the elisa tube clamping grooves from top to bottom, and the bottom ends of the elisa plate individuals abut against the top end of the elisa plate frame. The ELISA plate has the beneficial effects that by arranging the easy-to-tear grooves, detection personnel can conveniently tear the corresponding number of the ELISA plate individuals according to the number of the required ELISA tubes, so that the required number of the ELISA tubes are connected into a whole through the ELISA plate individuals, and the whole body is convenient to take, mount and dismount; the elisa plate frame on the long edge side of the strip-shaped hole is provided with the bulge towards the inside of the elisa tube clamping groove, and the distance between the centers of the left side and the right side of the elisa tube clamping groove is smaller than the outer diameter of the elisa tube, so that the elisa tube is clamped, and the elisa tube is prevented from loosening in the operation process.
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Description

Technical Field

[0001] The utility model relates to the field of detection consumables, in particular to a novel microtiter plate. Background Technique

[0002] A microtiter plate is used as a solid-phase carrier for adsorbing antigens, antibodies, and antigen-antibody complexes in an enzyme-linked immunosorbent assay.

[0003] There are mainly two types of existing microtiter plates: one is that the strips on a whole plate are connected and non-detachable, and the other is that multiple strips are separated and detachable. The non-detachable one cannot be disassembled as needed, and the detachable one is still disassembled according to the whole strips one by one, and the enzyme-labeled tubes on the strips cannot be disassembled one by one.

[0004] Moreover, the shapes and sizes of the enzyme-labeled tube slots on the frame of the existing microtiter plate are fixed after production and molding. After the enzyme-labeled tubes are inserted and removed multiple times, the enzyme-labeled tubes cannot be clamped tightly by the enzyme-labeled tube slots, resulting in looseness during the operation process.

[0005] Therefore, a novel enzyme-labeled tube that can be disassembled according to the required number of enzyme-labeled tubes and has an elastic deformation space on the side wall of the enzyme-labeled tube slot is needed. Summary of the Utility Model

[0006] The purpose of the utility model is to overcome the above problems existing in the prior art and provide a novel microtiter plate.

[0007] To achieve the above technical purpose and reach the above technical effect, the utility model is realized through the following technical solutions:

[0008] A novel microtiter plate, comprising:

[0009] A microtiter plate body, a grid-shaped easy-tear groove is arranged at the bottom end of the microtiter plate body, the easy-tear groove divides the microtiter plate body into N*M microtiter plate individuals arranged in a rectangular array, both N and M are integers greater than 1, and a concave enzyme-labeled tube is arranged at the center of each microtiter plate individual;

[0010] A microtiter plate frame, N*M enzyme-labeled tube slots are arranged on the microtiter plate frame, the enzyme-labeled tubes are inserted into the enzyme-labeled tube slots from top to bottom, and the bottom end of the microtiter plate individual abuts against the top end of the microtiter plate frame.

[0011] Among them, the cross-section of the easy-tear groove is "V"-shaped.

[0012] Among them, the depth of the easy-tear groove is 70-90% of the thickness of the microtiter plate individual.

[0013] Among them, the bottom of the enzyme-labeled tube is flat, and the outer edge of the bottom end of the enzyme-labeled tube is rounded.

[0014] Among them, on both the left and right sides of the middle part of each enzyme-labeled tube slot on the enzyme-labeled plate frame, there is respectively provided a strip-shaped hole that penetrates up and down, and the enzyme-labeled plate frame on the long side of the strip-shaped hole bulges into the enzyme-labeled tube slot.

[0015] Among them, the distance between the centers of the left and right sides of the enzyme-labeled tube slot is less than the outer diameter of the enzyme-labeled tube, and the distance between the centers of the front and back sides of the enzyme-labeled tube slot is equal to the outer diameter of the enzyme-labeled tube.

[0016] The beneficial effects of the present utility model are as follows: By providing an easy-to-tear slot, it is convenient for the testers to tear off the corresponding number of enzyme-labeled plate individuals according to the required number of enzyme-labeled tubes, so that the required number of enzyme-labeled tubes are connected as a whole through the enzyme-labeled plate individuals, which is convenient for taking, installing, and removing as a whole; By providing a bulge on the enzyme-labeled plate frame on the long side of the strip-shaped hole into the enzyme-labeled tube slot and making the distance between the centers of the left and right sides of the enzyme-labeled tube slot less than the outer diameter of the enzyme-labeled tube, the enzyme-labeled tube is clamped to prevent the enzyme-labeled tube from loosening during the operation process. Description of the Drawings

[0017] The drawings described herein are used to provide a further understanding of the present utility model, and constitute a part of this application. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model. In the drawings:

[0018] Figure 1 is a schematic structural diagram of a new type of enzyme-labeled plate in Embodiment 1 of the present utility model;

[0019] Figure 2 is a schematic structural diagram of the first perspective of the enzyme-labeled plate body in Embodiment 1 of the present utility model;

[0020] Figure 3 is a schematic structural diagram of the second perspective of the enzyme-labeled plate body in Embodiment 1 of the present utility model;

[0021] Figure 4 is a schematic side view structural diagram of a part of the enzyme-labeled plate body in Embodiment 1 of the present utility model;

[0022] Figure 5 is a schematic structural diagram of the enzyme-labeled plate frame in Embodiment 1 of the present utility model;

[0023] Explanation of the reference numerals in the drawings: enzyme-labeled plate body 1, easy-to-tear slot 11, enzyme-labeled plate individual 12, enzyme-labeled tube 13, enzyme-labeled plate frame 2, enzyme-labeled tube slot 21, strip-shaped hole 22. Detailed Embodiments

[0024] Next, the present utility model will be described in detail with reference to the drawings and in conjunction with the embodiments.

[0025] As Figures 1 to 5 shown in Embodiment 1, a new type of enzyme-labeled plate includes:

[0026] The ELISA plate body 1 has a grid-shaped tear groove 11 at the bottom. The cross-section of the tear groove 11 is "V"-shaped, and the depth of the tear groove 11 is 80% of the thickness of the ELISA plate unit 12. The tear groove 11 divides the ELISA plate body 1 into 8 * 12 ELISA plate units 12 arranged in a rectangular array. A concave ELISA tube 13 is provided at the center of each ELISA plate unit 12. The bottom of the ELISA tube 13 is flat, and the outer edge of the bottom end of the ELISA tube 13 is rounded.

[0027] By providing the tear groove, it is convenient for the tester to tear off the corresponding number of ELISA plate units according to the required number of ELISA tubes 13, so that the required number of ELISA tubes 13 are connected as a whole through the ELISA plate units, which is convenient for taking, installing, and removing them as a whole.

[0028] The ELISA plate frame 2 is provided with 8 * 12 ELISA tube slots 21. The ELISA tubes 13 are inserted into the ELISA tube slots 21 from top to bottom, and the bottom end of the ELISA plate unit 12 abuts against the top end of the ELISA plate frame 2. On the ELISA plate frame 2, a vertically penetrating strip hole 22 is provided on each side of the middle of each ELISA tube slot 21. The ELISA plate frame 2 on the long side of the strip hole 22 bulges into the ELISA tube slot 21. The distance between the centers of the left and right sides of the ELISA tube slot 21 is less than the outer diameter of the ELISA tube 13, and the distance between the centers of the front and back sides of the ELISA tube slot 21 is equal to the outer diameter of the ELISA tube 13.

[0029] By providing the ELISA plate frame 2 on the long side of the strip hole 22 to bulge into the ELISA tube slot 21 and making the distance between the centers of the left and right sides of the ELISA tube slot 21 less than the outer diameter of the ELISA tube 13, the ELISA tube 13 is clamped to prevent the ELISA tube 13 from loosening during the operation.

[0030] Embodiment 2 is different from Embodiment 1 in that: the depth of the tear groove 11 is 70% of the thickness of the ELISA plate unit 12; the tear groove 11 divides the ELISA plate body 1 into 2 * 3 ELISA plate units 12 arranged in a rectangular array. The ELISA plate frame 2 is provided with 2 * 3 ELISA tube slots 21.

[0031] Embodiment 3 is different from Embodiment 1 in that:

[0032] The depth of the tear groove 11 is 90% of the thickness of the ELISA plate unit 12; the tear groove 11 divides the ELISA plate body 1 into 4 * 6 ELISA plate units 12 arranged in a rectangular array. The ELISA plate frame 2 is provided with 4 * 6 ELISA tube slots 21.

[0033] Example 4, which is different from Example 1 in that: the depth of the easy-tear groove 11 is 85% of the thickness of the ELISA plate individual 12; the easy-tear groove 11 divides the ELISA plate body 1 into 6×8 ELISA plate individuals 12 arranged in a rectangular array. There are 6×8 ELISA tube slots 21 provided on the ELISA plate frame 2.

[0034] 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.

Claims

1. A novel enzyme-labeled plate, characterized in that: Comprising: An ELISA plate body, a grid-shaped easy-tear groove is provided at the bottom end of the ELISA plate body, the easy-tear groove divides the ELISA plate body into N*M ELISA plate individuals arranged in a rectangular array, both N and M are integers greater than 1, and a concave ELISA tube is provided at the center of each ELISA plate individual; An ELISA plate frame, N*M ELISA tube card slots are provided on the ELISA plate frame, the ELISA tubes are inserted into the ELISA tube card slots from top to bottom, and the bottom end of the ELISA plate individual abuts against the top end of the ELISA plate frame.

2. The novel enzyme-labeled plate according to claim 1, wherein: The cross-section of the easy-tear groove is "V"-shaped.

3. The novel ELISA plate according to claim 1, characterized in that: The depth of the easy-tear groove is 70-90% of the thickness of the ELISA plate individual.

4. The novel enzyme-labeled plate according to claim 1, wherein: The bottom of the ELISA tube is flat, and the outer edge of the bottom end of the ELISA tube is rounded.

5. The novel enzyme-labeled plate according to claim 1, characterized in that: On the ELISA plate frame, a vertically penetrating strip-shaped hole is provided on each of the left and right sides in the middle of each ELISA tube card slot, and the ELISA plate frame on the long side of the strip-shaped hole bulges into the ELISA tube card slot.

6. The novel ELISA plate according to claim 5, wherein: The distance between the centers of the left and right sides of the ELISA tube card slot is less than the outer diameter of the ELISA tube, and the distance between the centers of the front and back sides of the ELISA tube card slot is equal to the outer diameter of the ELISA tube.