CN215324260U

CN215324260U - Nucleic acid extraction kit for preventing cross contamination

Info

Publication number: CN215324260U
Application number: CN202121389684.0U
Authority: CN
Inventors: 刘梦娇; 张宇; 皇猛
Original assignee: Zhengzhou Dongge Bioengineering Technology Research Institute Co ltd
Current assignee: Zhengzhou Dongge Bioengineering Technology Research Institute Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-28
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a nucleic acid extraction kit capable of preventing cross contamination, which comprises a kit body, wherein a cross plate is fixedly connected to the inner side wall of the kit body, a limiting strip is fixedly connected to each of the cross plate and one side of the kit body, the surface of the limiting strip is slidably connected with a bottom plate, a supporting column is fixedly connected to the surface of the bottom plate, a first reagent plate is slidably connected to the inner side wall of the kit body, and a connecting column is fixedly connected to the lower surface of the first reagent plate. This prevent cross contamination's nucleic acid extraction kit, setting through spacing can make the bottom plate slide on its surface, can threaded connection bottom plate through the setting of adjusting the pole, make the bottom plate go up and down, can insert through the setting of support column and put reagent No. two boards, the effect that No. two boards of big point reagent go up and down, setting up through spring and connection piece is convenient to carry out the shock attenuation to the No. two boards of reagent on the support column, the setting that No. two boards of reagent go up and down can prevent that the hand from contacting in the box.

Description

Nucleic acid extraction kit for preventing cross contamination

Technical Field

The utility model relates to the technical field of kits, in particular to a nucleic acid extraction kit for preventing cross contamination.

Background

Traditional nucleic acid extraction test generally accomplishes through 96 deep-well plates, but traditional 96 deep-well plate is comparatively inconvenient in the use, can only stretch into to 96 deep-well plates through external reagent injection tube and take the nucleic acid of observing, and the manual hand is got to the reagent in reagent injection process is got and is put in addition, causes cross contamination easily.

The nucleic acid extraction kit disclosed in chinese patent application publication CN210163439U, this nucleic acid extraction kit, though, through separating outer box and reagent strip, can guarantee that the kit can be used many times, avoid only disposable, and the kit sets up the T style of calligraphy baffle that can contract, can guarantee that the reagent strip can not follow and insert intracavity slip-out, thereby avoid the nucleic acid in the reagent hole to be spilled out, the mark post that sets up on every reagent strip can guarantee that the laboratory technician can not obscure, however, this nucleic acid extraction kit, inconvenient taking, in the hand contact box, easily cause cross contamination.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a nucleic acid extraction kit for preventing cross contamination, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a prevent cross contamination's nucleic acid extraction kit, comprises a box bod, the inside wall fixedly connected with cross board of box body, the equal fixedly connected with spacing of one side of cross board and box body, the sliding surface of spacing has the bottom plate, the fixed surface of bottom plate is connected with the support column, the inside wall sliding connection of box body has a reagent board, the lower fixed surface of a reagent board is connected with the spliced pole, the lower fixed surface of spliced pole is connected with two boards of reagent, spacing mouthful has all been seted up to the both sides of bottom plate, the sliding surface of spacing mouthful is connected with spacing, the reagent mouth that can place reagent is all seted up to the upper surface of a reagent board and two boards of reagent.

Optionally, the upper surface of the support column is fixedly connected with a connecting sheet, the upper surface of the reagent second plate is provided with a jack, and the surface of the jack is connected with the support column in a sliding manner.

Optionally, the surface of the supporting column is sleeved with a spring, and one end of the spring in the elastic direction is connected with a reagent second plate in a sliding manner.

Optionally, a rotating groove is formed in the box body, a rotating disc is rotatably connected to the surface of the rotating groove, and an adjusting rod is fixedly connected to the upper surface of the rotating disc.

Optionally, the upper surface of the bottom plate is provided with a screw hole, the surface of the screw hole is in threaded connection with four adjusting rods, and the number of the adjusting rods is four.

Optionally, one side fixedly connected with fixture block of box body, one side of box body is rotated and is connected with the lid, one side of lid is offered and is used for the fixture block joint to have the draw-in groove.

(III) advantageous effects

The utility model provides a nucleic acid extraction kit for preventing cross contamination, which has the following beneficial effects:

this prevent cross contamination's nucleic acid extraction kit, setting through spacing can make the bottom plate slide on its surface, setting through adjusting the pole can the threaded connection bottom plate, make the bottom plate go up and down, can insert through the setting of support column and put reagent No. two boards, the effect that No. two boards of macroscale reagent go up and down, setting up through spring and connection piece conveniently carries out the shock attenuation to No. two boards of reagent on the support column, reduce and swing, setting through that No. two boards of reagent go up and down can prevent that the hand from contacting in the box, prevent cross infection, make the reagent show in the box body top, the box body can be closed in setting through the lid.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lid structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the cartridge of the present invention;

FIG. 4 is a schematic view of the bottom plate structure of the present invention;

FIG. 5 is a schematic view of the lifting structure of the second reagent plate of the present invention.

In the figure: 1. a box body; 2. a cross plate; 3. a limiting strip; 4. a base plate; 5. a support pillar; 6. reagent number one plate; 7. connecting columns; 8. reagent number two plate; 9. a limiting port; 10. a reagent port; 11. connecting sheets; 12. a jack; 13. a spring; 14. a rotating tank; 15. rotating the disc; 16. adjusting a rod; 17. a screw hole; 18. a clamping block; 19. a box cover; 20. a clamping groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a nucleic acid extraction kit preventing cross contamination comprises a kit body 1, wherein a cross plate 2 is fixedly connected to the inner side wall of the kit body 1, a limiting strip 3 is fixedly connected to each of the cross plate 2 and one side of the kit body 1, a bottom plate 4 is slidably connected to the surface of the limiting strip 3, a supporting column 5 is fixedly connected to the surface of the bottom plate 4, a first reagent plate 6 is slidably connected to the inner side wall of the kit body 1, a connecting column 7 is fixedly connected to the lower surface of the first reagent plate 6, a second reagent plate 8 is fixedly connected to the lower surface of the connecting column 7, limiting ports 9 are formed in each of two sides of the bottom plate 4, the limiting strips 3 are slidably connected to the surface of the limiting ports 9, reagent ports 10 capable of containing reagents are formed in the upper surfaces of the first reagent plate 6 and the second reagent plate 8, the bottom plate 4 can slide on the surface of the bottom plate through the arrangement of the limiting strips 3, the bottom plate 4 can be in threaded connection through the arrangement of an adjusting rod 16, the bottom plate 4 is lifted, the reagent second plate 8 can be inserted and placed through the support columns 5, the reagent second plate 8 on the support columns 5 can be conveniently damped through the arrangement of the springs 13 and the connecting pieces 11, the fluctuation is reduced, hands can be prevented from contacting the box through the lifting arrangement of the reagent second plate 8, the cross infection is prevented, the reagent is displayed above the box body 1, and the box body 1 can be closed through the arrangement of the box cover 19;

support column 5's last fixed surface is connected with connection piece 11, jack 12 has been seted up to the upper surface of No. two boards of reagent 8, the sliding surface of jack 12 is connected with support column 5, spring 13 has been cup jointed on support column 5's surface, the one end sliding connection of spring 13's elasticity direction has No. two boards of reagent 8, the inside of box body 1 is provided with swivelling chute 14, the surface rotation of swivelling chute 14 is connected with rotary disk 15, rotary disk 15's last fixed surface is connected with adjusts pole 16, screw 17 has been seted up to the upper surface of bottom plate 4, the surperficial threaded connection of screw 17 has the regulation pole 16, the quantity of adjusting pole 16 is four, one side fixedly connected with fixture block 18 of box body 1, one side of box body 1 is rotated and is connected with lid 19, one side of lid 19 is offered and is used for fixture block 18 joint to have draw-in groove 20.

As a preferred technical scheme of the utility model: the box body is made of plastic.

In summary, the nucleic acid extraction kit for preventing cross contamination comprises the following steps:

1. the bottom plate 4 can slide on the surface of the bottom plate through the arrangement of the limiting strips 3, and the bottom plate 4 can be connected with the adjusting rods 16 in a threaded manner, so that the bottom plate 4 can be lifted;

2. the reagent second plate 8 can be inserted and placed through the support columns 5, and the large reagent second plate 8 can be lifted and lowered, so that the reagent second plate 8 on the support columns 5 can be conveniently damped through the arrangement of the springs 13 and the connecting pieces 11, and the fluctuation is reduced;

3. the setting that goes up and down through reagent second board 8 can prevent that the hand from contacting in the box, prevents cross infection, makes the reagent show in box body 1 top, can close box body 1 through the setting of lid 19.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent cross contamination's nucleic acid extraction kit, includes box body (1), its characterized in that: the inner side wall of the box body (1) is fixedly connected with a cross plate (2), one side of the cross plate (2) and one side of the box body (1) are both fixedly connected with a limit strip (3), the surface of the limiting strip (3) is connected with a bottom plate (4) in a sliding way, the surface of the bottom plate (4) is fixedly connected with a supporting column (5), the inner side wall of the box body (1) is connected with a first reagent plate (6) in a sliding way, the lower surface of the reagent I plate (6) is fixedly connected with a connecting column (7), the lower surface of the connecting column (7) is fixedly connected with a reagent second plate (8), both sides of the bottom plate (4) are provided with limit openings (9), the surfaces of the limit openings (9) are connected with limit strips (3) in a sliding way, reagent mouth (10) that can place reagent are all seted up to the upper surface of reagent No. one board (6) and reagent No. two board (8).

2. The nucleic acid extraction kit for preventing cross contamination according to claim 1, wherein: the upper surface of support column (5) fixed connection has connection piece (11), jack (12) have been seted up to the upper surface of reagent second number board (8), the surperficial sliding connection of jack (12) has support column (5).

3. The nucleic acid extraction kit for preventing cross contamination according to claim 1, wherein: the surface of support column (5) has cup jointed spring (13), the one end sliding connection in the elasticity direction of spring (13) has reagent second number board (8).

4. The nucleic acid extraction kit for preventing cross contamination according to claim 1, wherein: the novel box is characterized in that a rotating groove (14) is formed in the box body (1), a rotating disc (15) is rotatably connected to the surface of the rotating groove (14), and an adjusting rod (16) is fixedly connected to the upper surface of the rotating disc (15).

5. The nucleic acid extraction kit for preventing cross-contamination according to claim 4, wherein: screw holes (17) are formed in the upper surface of the bottom plate (4), adjusting rods (16) are connected to the surface of the screw holes (17) in a threaded mode, and the number of the adjusting rods (16) is four.

6. The nucleic acid extraction kit for preventing cross contamination according to claim 1, wherein: one side fixedly connected with fixture block (18) of box body (1), one side of box body (1) is rotated and is connected with lid (19), one side of lid (19) is seted up and is used for fixture block (18) joint to have draw-in groove (20).