CN214654997U

CN214654997U - Kit for extracting nucleic acid by using paramagnetic particle method

Info

Publication number: CN214654997U
Application number: CN202120395091.9U
Authority: CN
Inventors: 张荣才
Original assignee: Fujian Baimeng Medical Technology Co ltd
Current assignee: Fujian Baimeng Medical Technology Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-11-09
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses an utilize magnetic bead method to extract nucleic acid kit, comprises a box bod, one side swing joint of box body has the rotor plate, the top swing joint of box body has the lid, fixedly connected with second reagent board on the inner wall of box body, surface fixedly connected with baffle under the second reagent board, the first slide rail of fixedly connected with on the inner wall of box body, the first slide rail of swing joint has first slide on the first slide rail, the first reagent board of lower fixed surface of first slide, the last fixed surface of first reagent board is connected with the dog, the lower fixed surface of first reagent board is connected with the fixture block, fixedly connected with guide arm on the inner wall of box body. The utility model discloses a setting of reagent board, slide and slide rail when using, outwards slides first reagent board, makes it part with second reagent board, has increased the area of reagent board, when not using, pushes away first reagent board into, can also save the space that reagent board occupy.

Description

Kit for extracting nucleic acid by using paramagnetic particle method

Technical Field

The utility model relates to a kit technical field especially relates to an utilize paramagnetic particle method to draw nucleic acid kit.

Background

The magnetic bead method nucleic acid extraction kit is a high and new technology product integrating biological science and nano material science, is a major breakthrough of nucleic acid extraction and purification technology in China, and thoroughly solves the situation that nucleic acid extraction and purification in China depend on import for a long time.

Through retrieval, patent with publication number CN209428498U discloses a kit for extracting nucleic acid by magnetic bead method, which comprises a box body, a box cover and a placing groove, wherein the box cover is arranged on the top of the box body, and the placing groove is arranged on the bottom of the box body. The above patents suffer from the following disadvantages: when the kit is used, the kit cannot be stored in a telescopic way, the capacity of the kit is reduced, the requirements of people cannot be met, and the kit for extracting nucleic acid by using a magnetic bead method is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a kit for extracting nucleic acid by using a magnetic bead method.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a kit for extracting nucleic acid by using a magnetic bead method comprises a box body, wherein one side of the box body is movably connected with a rotating plate, the top of the box body is movably connected with a box cover, the inner wall of the box body is fixedly connected with a second reagent plate, the lower surface of the second reagent plate is fixedly connected with a baffle plate, the inner wall of the box body is fixedly connected with a first slide rail, the first slide rail is movably connected with a first slide plate, the lower surface of the first slide plate is fixedly connected with a first reagent plate, the upper surface of the first reagent plate is fixedly connected with a stop block, the lower surface of the first reagent plate is fixedly connected with a clamping block, the inner wall of the box body is fixedly connected with a guide rod, one end of the guide rod is movably connected with a slide block, an extension spring is sleeved on the guide rod, the bottom of the slide block is fixedly connected with the upper surface of the first reagent plate, the inner wall of the box body is fixedly connected with a second slide rail, and the second slide rail is movably connected with a second slide plate, the lower surface of second slide and the last fixed surface of first reagent board are connected, fixedly connected with installation shell on the outer wall of box body, the inside fixedly connected with inserted bar of installation shell, the one end swing joint of inserted bar has the chucking board, and has cup jointed chucking spring on the inserted bar.

Preferably, the four corners of the bottom of the box body are fixedly connected with supporting rods.

Preferably, the upper surface of the rotating plate is fixedly connected with a movable magnet.

Preferably, the sponge pad is fixedly connected to the bottom surface inside the box body.

Preferably, one side of the box body is fixedly connected with a connecting rope, and one end of the connecting rope is fixedly connected with the upper surface of the rotating plate.

Preferably, the bottom surface of the interior of the box body is fixedly connected with a partition plate.

Preferably, the lower surface of the first reagent plate is fixedly connected with a pushing block.

The utility model has the advantages that:

1. through the setting of reagent board, slide and slide rail, when using, outwards slide first reagent board, separately with second reagent board, increased the area of reagent board, when not using, push into first reagent board, when not reducing the reagent board area, can also save the space that the reagent board occupy.

2. Through the setting of chucking board and fixture block for after first reagent board pushed into, the fixture block is by the chucking of chucking board, prevents that first reagent board from sliding in the box body, has reduced rocking of box body.

3. Through the setting of guide arm and extension spring, after the separation of fixture block and chucking plate, the extension spring of compressed can promote first reagent board and outwards slide, and the guide arm can restrict the position of extending the spring, realizes the automatic outwards extension of first reagent board, practices thrift manual operation's time, has made things convenient for the use of kit.

4. Through the setting of baffle and dog for when outwards sliding again, the slide can not drop from the slide rail, has restricted the gliding position of first reagent board, also can reduce rocking of first reagent board simultaneously, has increased the stability that the device used.

Drawings

FIG. 1 is a schematic diagram of a schematic front view of a kit for extracting nucleic acid by a magnetic bead method according to the present invention;

FIG. 2 is a schematic diagram of a cross-sectional structure of a kit for extracting nucleic acid by a magnetic bead method according to the present invention;

FIG. 3 is a schematic diagram of the point A amplification structure of the kit for extracting nucleic acid by using the magnetic bead method according to the present invention.

In the figure: 1. a box body; 2. a support bar; 3. a rotating plate; 4. a movable magnet; 5. a sponge cushion; 6. connecting ropes; 7. a partition plate; 8. a first reagent plate; 9. a baffle plate; 10. a stopper; 11. a box cover; 12. a second reagent plate; 13. a pushing block; 14. a first slide plate; 15. a first slide rail; 16. a clamping block; 17. a second slide plate; 18. a guide bar; 19. a slider; 20. an extension spring; 21. a second slide rail; 22. a chucking plate; 23. inserting a rod; 24. the spring is clamped.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a kit for extracting nucleic acid by using a magnetic bead method, comprising a box body 1, a rotating plate 3 is rotatably connected to one side of the box body 1, one side of the box body 1 is unfolded by rotating the rotating plate 3, a box cover 11 is rotatably connected to the top of the box body 1, a second reagent plate 12 is fixedly connected to the inner wall of the box body 1 through bolts, a baffle 9 is fixedly connected to the lower surface of the second reagent plate 12, a first slide rail 15 is fixedly connected to the inner wall of the box body 1 through bolts, a first slide plate 14 is slidably connected to the first slide rail 15, a first reagent plate 8 is fixedly connected to the lower surface of the first slide plate 14 through bolts, a stopper 10 is fixedly connected to the upper surface of the first reagent plate 8 through bolts, and the stopper 10 and the baffle 9 are arranged, so that when the first reagent plate 8 slides outward, the slide plate will not fall off the slide rail, thereby limiting the sliding position of the first reagent plate 8, meanwhile, the shaking of the first reagent plate 8 can be reduced, the use stability of the device is improved, the lower surface of the first reagent plate 8 is fixedly connected with a clamping block 16 through a bolt, the inner wall of the box body 1 is fixedly connected with a guide rod 18 through a bolt, one end of the guide rod 18 is connected with a sliding block 19 in a sliding manner, an extension spring 20 is sleeved on the guide rod 18 and is always in a compressed state, the bottom of the sliding block 19 is fixedly connected with the upper surface of the first reagent plate 8 through a bolt, the inner wall of the box body 1 is fixedly connected with a second sliding rail 21 through a bolt, the second sliding rail 21 is connected with a second sliding plate 17 in a sliding manner, the lower surface of the second sliding plate 17 is fixedly connected with the upper surface of the first reagent plate 8 through a bolt, the first sliding plate 14, the first sliding rail 15, the second sliding plate 17 and the second sliding rail 21 are symmetrically distributed, and the outer wall of the box body 1 is fixedly connected with a mounting shell through a bolt, bolt fixedly connected with inserted bar 23 is passed through to the inside of installation shell, and the one end sliding connection of inserted bar 23 has chucking plate 22, and has cup jointed chucking spring 24 on the inserted bar 23, and chucking spring 24 is in compression state always, through chucking plate 22 and fixture block 16's setting for back is pushed into to first reagent board 8, and fixture block 16 is by chucking plate 22 chucking, prevents that first reagent board 8 from sliding in box body 1, has reduced rocking of box body 1.

In the utility model, the four corners at the bottom of the box body 1 are fixedly connected with the supporting rods 2 through bolts, the box body 1 is separated from the bottom surface by the supporting rods 2, the cleanliness of the box body 1 is increased, the upper surface of the rotating plate 3 is bonded with the movable magnet 4, the corresponding position of the box body 1 is provided with the fixed magnet, the movable magnet 4 and the fixed magnet have adsorption effect, so that the rotating plate 3 can not loosen after being closed, the inner bottom surface of the box body 1 is bonded with the sponge pad 5, the damage of the reagent in the box can be prevented, one side of the box body 1 is fixedly connected with the connecting rope 6 through bolts, one end of the connecting rope 6 is fixedly connected with the upper surface of the rotating plate 3 through bolts, the box body 1 and the rotating plate 3 are connected through the connecting rope 6, the position of the rotating plate 3 is limited, the bottom surface of the box body 1 is fixedly connected with the partition board 7 through bolts, the lower surface of the first reagent board 8 is conveniently pushed by the pushing block 13 through bolts, keeping the first reagent plate 8 clean.

The working principle is as follows: when the reagent tube is used, the box cover 11 is opened, the rotating plate 3 is rotated, the connecting rope 6 is connected with the rotating plate 3 and the box body 1, the rotating angle of the rotating plate 3 can be prevented from being overlarge, the clamping plate 22 is pressed downwards, the clamping plate 22 slides on the inserted rod 23, the clamping spring 24 is compressed, the clamping plate 22 is separated from the clamping block 16, so that the first reagent plate 8 can be pulled out, the extension spring 20 outwards pushes the sliding block 19, the sliding block 19 slides on the guide rod 18 to push the first reagent plate 8 to outwards slide, the first reagent plate 8 slides to the baffle 9 to be contacted with the baffle 10, so that the first reagent plate 8 stops sliding, the reagent tube is placed on the first reagent plate 8 and the second reagent plate 12, various reagents used for extracting nucleic acid can be placed on the sponge cushion 5, the partition plate 7 can separate different reagents to prevent the used reagents from being mixed up, after the reagent tube is used, the pushing block 13 is pushed back to push the first reagent plate 8 inwards, the guiding fixture block 16 is clamped with the clamping plate 22, the rotating plate 3 is rotated, the movable magnet 4 is attracted with the fixed magnet on the box body 1, the rotating plate 3 is prevented from loosening, and the box cover 11 is closed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A kit for extracting nucleic acid by using a magnetic bead method comprises a kit body (1) and is characterized in that a rotating plate (3) is movably connected to one side of the kit body (1), a kit cover (11) is movably connected to the top of the kit body (1), a second reagent plate (12) is fixedly connected to the inner wall of the kit body (1), a baffle (9) is fixedly connected to the lower surface of the second reagent plate (12), a first slide rail (15) is fixedly connected to the inner wall of the kit body (1), a first slide plate (14) is movably connected to the first slide rail (15), a first reagent plate (8) is fixedly connected to the lower surface of the first slide plate (14), a stop block (10) is fixedly connected to the upper surface of the first reagent plate (8), a clamping block (16) is fixedly connected to the lower surface of the first reagent plate (8), and a guide rod (18) is fixedly connected to the inner wall of the kit body (1), one end swing joint of guide arm (18) has slider (19), and extends spring (20) and cup joint on guide arm (18), and the bottom of slider (19) is connected with the last fixed surface of first reagent board (8), fixedly connected with second slide rail (21) on the inner wall of box body (1), swing joint has second slide (17) on second slide rail (21), and the lower surface of second slide (17) is connected with the last fixed surface of first reagent board (8), fixedly connected with installation shell on the outer wall of box body (1), the inside fixedly connected with inserted bar (23) of installation shell, the one end swing joint of inserted bar (23) has chucking board (22), and cup jointed chucking spring (24) on inserted bar (23).

2. The kit for extracting nucleic acid by using the magnetic bead method according to claim 1, wherein support rods (2) are fixedly connected to four corners of the bottom of the box body (1).

3. The kit for extracting nucleic acid using the magnetic bead method according to claim 1, wherein the movable magnet (4) is fixedly connected to the upper surface of the rotating plate (3).

4. The kit for extracting nucleic acid by using the magnetic bead method according to claim 1, wherein a sponge pad (5) is fixedly connected to the inner bottom surface of the box body (1).

5. The kit for extracting nucleic acid using the magnetic bead method according to claim 1, wherein a connection string (6) is fixedly connected to one side of the case (1), and one end of the connection string (6) is fixedly connected to the upper surface of the rotation plate (3).

6. The kit for extracting nucleic acid using the magnetic bead method according to claim 1, wherein a partition (7) is fixedly connected to an inner bottom surface of the case (1).

7. The kit for extracting nucleic acid using the magnetic bead method according to claim 1, wherein a push block (13) is fixedly connected to a lower surface of the first reagent plate (8).