Nucleic acid extraction kit

By designing a limiting mechanism and a clamping mechanism, the problem of existing nucleic acid extraction kits being unable to fix reagent tubes of different sizes is solved, achieving stable clamping of the reagent tubes and ensuring safety during transportation.

CN223687144UActive Publication Date: 2025-12-19SHANGHAI JIENUO BIOLOGICAL TECH CO LTD
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Patent Information

Application Number
CN202423229323.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-26
Publication Date
2025-12-19
Estimated Expiration
2034-12-26

AI Technical Summary

Technical Problem

Existing nucleic acid extraction kits cannot effectively secure reagent tubes of different sizes, making them prone to collisions and loosening during transportation, leading to reagent leakage or inability to insert and secure them.

Method used

A nucleic acid extraction kit was designed, which includes a limiting mechanism and a clamping mechanism. Through the cooperation of a pull ring, a connecting plate, an arc plate and a tension spring, it can stably clamp reagent tubes of different sizes.

Benefits of technology

It achieves a stable clamping of reagent tubes of different sizes, avoiding collisions and loosening during transportation and ensuring the reagent tubes are securely fixed.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a nucleic acid extraction kit and relates to the technical field of nucleic acid extraction kits. The nucleic acid extraction kit comprises a kit main body, a limiting mechanism is arranged in the kit main body, and a clamping mechanism is arranged in the kit main body. According to the nucleic acid extraction kit, by arranging the connecting plate, when reagent tubes with different sizes need to be clamped and fixed, a pull ring is pulled firstly, so that the pull ring drives the connecting plate to slide, an arc-shaped plate II at the top of the connecting plate slides to the outermost edge of an insertion hole II, and meanwhile, an extension spring is in a stretched state under tensile force; at the moment, a pull ring is rotated to be clamped on one side of a first limiting strip, then a reagent tube is placed in a first insertion hole and penetrates through a second insertion hole and a third insertion hole, then the pull ring is rotated to be separated from the first limiting strip and then loosened, the elastic force of an extension spring enables a connecting plate and a second arc-shaped plate to slide, and the second arc-shaped plate clamps the reagent tube in the second insertion hole; the device is convenient for clamping and fixing reagent tubes with different sizes.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to nucleic acid extraction kit technical field, concretely relates to a nucleic acid extraction kit. BACKGROUND

[0002] The nucleic acid extraction kit is a container for storing nucleic acid extraction reagents, which mainly plays the roles of protecting the reagents, facilitating management and ensuring safety. The nucleic acid extraction kit usually has various structures and generally comprises a box body and a box cover. The box cover is designed to be compact, which can effectively prevent reagent leakage and foreign matter from entering.

[0003] The above device does not have a structure for clamping and fixing different sizes of reagent tubes when in use, so that the existing nucleic acid extraction kit usually increases a well plate in the box body to realize the limiting function of the reagent tube. However, if the transportation process is bumpy or turns over, the reagent tubes are easily thrown out of the box and collide with each other. Moreover, only a single size of reagent tube can be fixed in a single box. If reagent tubes of different sizes are placed in the same storage box, the problem of being unable to be inserted and fixed or being too loose after being inserted is likely to occur. Based on the deficiencies of the prior art, the utility model designs a nucleic acid extraction kit. UTILITY MODEL CONTENTS

[0004] To solve the above problems in the prior art, the utility model provides a nucleic acid extraction kit, which has the characteristics of clamping and fixing different sizes of reagent tubes.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a nucleic acid extraction kit, comprising a reagent kit main body, a limiting mechanism arranged in the inside of the reagent kit main body, and a clamping mechanism arranged in the inside of the reagent kit main body.

[0006] The clamping mechanism comprises a connecting plate, a third insertion hole, a second arc-shaped plate, a third limiting strip, a fixed plate, a tensile spring, a sliding rod, a rotating groove, a pull ring and a rotating shaft. The connecting plate is arranged in the inside of the reagent kit main body. The upper surface of the connecting plate is provided with the third insertion hole. The upper surface of the connecting plate is fixedly connected with the second arc-shaped plate. One side of the connecting plate is fixedly connected with the third limiting strip. One side of the connecting plate is fixedly connected with the fixed plate. One side of the fixed plate movably connects with the tensile spring. One side of the connecting plate is fixedly connected with the sliding rod. One side of the sliding rod is provided with the rotating groove. One side of the connecting plate is provided with the pull ring. One side of the pull ring is fixedly connected with the rotating shaft.

[0007] As a preferred technical scheme of the utility model, the top of the reagent kit main body movably connects with a box cover. The inside of the reagent kit main body is fixedly connected with a first positioning plate. The upper surface of the first positioning plate is provided with a first insertion hole.

[0008] As a kind of nucleic acid extraction kit preferred technical scheme of the utility model, the side of the kit main part is fixedly connected with limiting strip one, the side of the kit main part is equipped with sliding slot.

[0009] As a kind of nucleic acid extraction kit preferred technical scheme of the utility model, the limiting mechanism includes locating plate two, arc plate one, limiting strip two, limiting slot and jack two, the inside of the kit main part is fixedly connected with locating plate two, the upper surface of locating plate two is equipped with jack two, the upper surface of locating plate two is fixedly connected with arc plate one, the inside of the kit main part is fixedly connected with limiting strip two, the side of limiting strip two is equipped with limiting slot.

[0010] As a kind of nucleic acid extraction kit preferred technical scheme of the utility model, the connecting plate is slidably connected at the bottom of locating plate two, and the arc plate two is slidably connected in the inside of locating plate two.

[0011] As a kind of nucleic acid extraction kit preferred technical scheme of the utility model, the arc plate two is slidably connected at the side of arc plate one, and the limiting strip three is slidably connected in the inside of limiting slot.

[0012] As a kind of nucleic acid extraction kit preferred technical scheme of the utility model, the tension spring is movably clamped in the inside of the kit main part, and the sliding rod is slidably connected in the inside of sliding slot.

[0013] As a kind of nucleic acid extraction kit preferred technical scheme of the utility model, the pull ring is rotatably connected at the side of sliding rod, and the pull ring is arranged at the side of limiting strip one.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1、The utility model discloses in using, when needing to hold and fix different size reagent tube, first pull ring, make the pull ring drive connecting plate sliding, and the arc plate two of connecting plate top slides to the most edge of jack two, simultaneously, tension spring receives the tension in the state of stretching, at this time, rotate pull ring to make it clamped in the side of limiting strip one, then reagent tube is placed to the inside of jack one and passes through jack two and jack three, then rotate pull ring to make it separate limiting strip one, loosen pull ring, the elasticity of tension spring makes connecting plate and arc plate two slide and arc plate two is clamped to the reagent tube in the inside of jack two, the device is convenient for holding and fixing different size reagent tube. ACCURACY

[0016] The drawings are used to provide further understanding of the utility model, and constitute part of the specification, and with the embodiment of the utility model, for explaining the utility model, and do not constitute the limitation to the utility model.In the drawings:

[0017] Figure 1 It is the kit main body structure schematic view of the utility model;

[0018] Figure 2 It is the box cover structure schematic view of the utility model;

[0019] Figure 3 It is the positioning plate one structure schematic view of the utility model;

[0020] Figure 4 It is the limiting mechanism structure schematic view of the utility model;

[0021] Figure 5 It is the clamping mechanism structure schematic view of the utility model.

[0022] In the drawing: 1, reagent kit main body;101, box cover;102, positioning plate one;103, jack one;104, limiting strip one;105, sliding slot;2, limiting mechanism;201, positioning plate two;202, arc plate one;203, limiting strip two;204, limiting groove;205, jack two;3, clamping mechanism;301, connecting plate;302, jack three;303, arc plate two;304, limiting strip three;305, fixed plate;306, tension spring;307, sliding rod;308, rotating groove;309, pull ring;310, rotating shaft. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Embodiment 1

[0025] Please refer to Figures 1-5 The utility model provides the following technical scheme: a nucleic acid extraction kit, including reagent kit main body 1, the inside of reagent kit main body 1 is provided with limiting mechanism 2, the inside of reagent kit main body 1 is provided with clamping mechanism 3;

[0026] The top of reagent kit main body 1 is movably clamped with box cover 101, and the inside of reagent kit main body 1 is fixedly connected with positioning plate one 102, and the upper surface of positioning plate one 102 is provided with jack one 103.

[0027] The side of reagent kit main body 1 is fixedly connected with limiting strip one 104, and the side of reagent kit main body 1 is provided with sliding slot 105.

[0028] It needs to be further explained that: the top of the kit body 1 is provided with a box cover 101, the inside of the kit body 1 is provided with a positioning plate one 102 and a jack one 103, the bottom of the positioning plate one 102 is provided with a limiting mechanism 2 and a clamping mechanism 3, and the limiting mechanism 2 and the clamping mechanism 3 are arranged, so that the reagent tube of different sizes can be adapted.

[0029] Embodiment 2

[0030] Please refer to Figures 3-5 The utility model provides the following technical scheme:

[0031] The clamping mechanism 3 comprises a connecting plate 301, a jack three 302, an arc-shaped plate two 303, a limiting strip three 304, a fixed plate 305, a tension spring 306, a sliding rod 307, a rotating groove 308, a pull ring 309 and a rotating shaft 310, the connecting plate 301 is arranged in the inside of the kit body 1, the upper surface of the connecting plate 301 is provided with the jack three 302, the upper surface of the connecting plate 301 is fixedly connected with the arc-shaped plate two 303, one side of the connecting plate 301 is fixedly connected with the limiting strip three 304, one side of the connecting plate 301 is fixedly connected with the fixed plate 305, one side of the fixed plate 305 is movably clamped with the tension spring 306, one side of the connecting plate 301 is fixedly connected with the sliding rod 307, one side of the sliding rod 307 is provided with the rotating groove 308, one side of the connecting plate 301 is provided with the pull ring 309, and one side of the pull ring 309 is fixedly connected with the rotating shaft 310.

[0032] The limiting mechanism 2 comprises a positioning plate two 201, an arc-shaped plate one 202, a limiting strip two 203, a limiting groove 204 and a jack two 205, the positioning plate two 201 is fixedly connected in the inside of the kit body 1, the upper surface of the positioning plate two 201 is provided with the jack two 205, the upper surface of the positioning plate two 201 is fixedly connected with the arc-shaped plate one 202, the limiting strip two 203 is fixedly connected in the inside of the kit body 1, and one side of the limiting strip two 203 is provided with the limiting groove 204.

[0033] The connecting plate 301 is slidably connected at the bottom of the positioning plate two 201, and the arc-shaped plate two 303 is slidably connected in the inside of the positioning plate two 201.

[0034] The arc-shaped plate two 303 is slidably connected at one side of the arc-shaped plate one 202, and the limiting strip three 304 is slidably connected in the inside of the limiting groove 204.

[0035] The tension spring 306 is movably clamped in the inside of the kit body 1, and the sliding rod 307 is slidably connected in the inside of the sliding groove 105.

[0036] The pull ring 309 is rotatably connected at one side of the sliding rod 307, and the pull ring 309 is arranged at one side of the limiting strip one 104.

[0037] It needs to be further explained that: pulling the pull ring 309, so that the pull ring 309 drives the connecting plate 301 to slide, and the arc-shaped plate two 303 at the top of the connecting plate 301 slides to the edge of the second insertion hole 205, and the tension spring 306 is in a tension state under tension, at this time, rotating the pull ring 309 makes it clamped on one side of the limiting strip one 104, then placing the reagent tube into the first insertion hole 103 and passing through the second insertion hole 205 and the third insertion hole 302, and then rotating the pull ring 309 to make it disengage from the limiting strip one 104, releasing the pull ring 309, the elastic force of the tension spring 306 makes the connecting plate 301 and the arc-shaped plate two 303 slide and the arc-shaped plate two 303 clamps the reagent tube in the second insertion hole 205.

[0038] Working principle: when a nucleic acid extraction kit is used, first, the box cover 101 is arranged at the top of the kit main body 1, the positioning plate one 102 and the first insertion hole 103 are arranged in the kit main body 1, the limiting mechanism 2 and the clamping mechanism 3 are arranged at the bottom of the positioning plate one 102, and the limiting mechanism 2 and the clamping mechanism 3 are arranged to adapt to different sizes of reagent tubes.

[0039] When it is necessary to clamp and fix different sizes of reagent tubes, first, the pull ring 309 is pulled, so that the pull ring 309 drives the connecting plate 301 to slide, and the arc-shaped plate two 303 at the top of the connecting plate 301 slides to the edge of the second insertion hole 205, and the tension spring 306 is in a tension state under tension, at this time, rotating the pull ring 309 makes it clamped on one side of the limiting strip one 104, then placing the reagent tube into the first insertion hole 103 and passing through the second insertion hole 205 and the third insertion hole 302, and then rotating the pull ring 309 to make it disengage from the limiting strip one 104, releasing the pull ring 309, the elastic force of the tension spring 306 makes the connecting plate 301 and the arc-shaped plate two 303 slide and the arc-shaped plate two 303 clamps the reagent tube in the second insertion hole 205, which is convenient for clamping and fixing different sizes of reagent tubes.

[0040] Finally, it should be pointed out that: the above is only a preferred embodiment of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent substitutions for some technical features. Any modification, equivalent substitution, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A nucleic acid extraction kit comprising a kit body (1), characterized by: The inside of the kit body (1) is provided with a limiting mechanism (2), and the inside of the kit body (1) is provided with a clamping mechanism (3); The clamping mechanism (3) comprises a connecting plate (301), a jack three (302), an arc-shaped plate two (303), a limiting strip three (304), a fixed plate (305), a tension spring (306), a sliding rod (307), a rotating groove (308), a pull ring (309) and a rotating shaft (310), the connecting plate (301) is arranged in the inside of the kit body (1), a jack three (302) is formed in the upper surface of the connecting plate (301), the upper surface of the connecting plate (301) is fixedly connected with an arc-shaped plate two (303), one side of the connecting plate (301) is fixedly connected with a limiting strip three (304), one side of the connecting plate (301) is fixedly connected with a fixed plate (305), one side of the fixed plate (305) is movably connected with a tension spring (306), one side of the connecting plate (301) is fixedly connected with a sliding rod (307), one side of the sliding rod (307) is provided with a rotating groove (308), one side of the connecting plate (301) is provided with a pull ring (309), and one side of the pull ring (309) is fixedly connected with a rotating shaft (310).

2. The nucleic acid extraction kit according to claim 1, characterized in that: The top of the kit body (1) is movably connected with a box cover (101), and the inside of the kit body (1) is fixedly connected with a positioning plate one (102).

3. The nucleic acid extraction kit according to claim 1, characterized in that: One side of the kit body (1) is fixedly connected with a limiting strip one (104), and one side of the kit body (1) is provided with a sliding groove (105).

4. The nucleic acid extraction kit according to claim 1, characterized by: The limiting mechanism (2) comprises a positioning plate two (201), an arc-shaped plate one (202), a limiting strip two (203), a limiting groove (204) and a jack two (205), the positioning plate two (201) is fixedly connected in the inside of the kit body (1), a jack two (205) is formed in the upper surface of the positioning plate two (201), the upper surface of the positioning plate two (201) is fixedly connected with an arc-shaped plate one (202), the limiting strip two (203) is fixedly connected in the inside of the kit body (1), and one side of the limiting strip two (203) is provided with a limiting groove (204).

5. The nucleic acid extraction kit according to claim 1, characterized by: The connecting plate (301) is slidably connected to the bottom of the positioning plate two (201), and the arc-shaped plate two (303) is slidably connected to the inside of the positioning plate two (201).

6. The nucleic acid extraction kit according to claim 1, characterized in that: The arc-shaped plate two (303) is slidably connected to one side of the arc-shaped plate one (202), and the limiting strip three (304) is slidably connected to the inside of the limiting groove (204).

7. The nucleic acid extraction kit according to claim 1, characterized in that: The tension spring (306) is movably connected in the inside of the kit body (1), and the sliding rod (307) is slidably connected in the inside of the sliding groove (105).

8. The nucleic acid extraction kit according to claim 1, characterized by: The pull ring (309) is rotatably connected to one side of the sliding rod (307), and the pull ring (309) is arranged on one side of the limiting strip one (104).