CN218404130U

CN218404130U - Nucleic acid extraction instrument

Info

Publication number: CN218404130U
Application number: CN202222723703.XU
Authority: CN
Inventors: 李刚; 李梦楠
Original assignee: Shandong Jiujia Biotechnology Co ltd
Current assignee: Shandong Jiujia Biotechnology Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-01-31
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a nucleic acid extraction instrument, including the extraction instrument main part, extraction instrument main part one side is fixed with the motor, and the motor output is fixed with the pivot, and the pivot top is fixed with the carousel, and the resettlement groove has been seted up on extraction instrument main part top, and resettlement inslot portion is fixed with electric putter, and the electric putter top is fixed with the fly leaf, has the adsorption apparatus who adsorbs the magnetic bead on the fly leaf to construct. The utility model discloses confirm the bar magnet quantity that needs to use during the use, then remove the regulating plate along the fixed plate, shelter from the perforated quantity of fixed plate lower extreme, make the perforated quantity that leaves the same with the bar magnet quantity that needs to use, then electric putter drives the fly leaf downstream, so drive the bar magnet downstream, the bar magnet extrusion regulating plate that the perforation was sheltered from, make the spring stretched, the bar magnet that needs to use normally passes the fixed plate and perforates downstream and adsorb work, then only need during the clearance clean the bar magnet that uses can, so can practice thrift the use of cleaning solution.

Description

Nucleic acid extraction instrument

Technical Field

The utility model relates to a nucleic acid extraction field specifically is a nucleic acid extraction appearance.

Background

At present nucleic acid need be damaged the cell when drawing, then adsorb nucleic acid through the magnetic bead, then adsorb the magnetic bead through the bar magnet with nucleic acid and broken cell separation, and the box size is fixed to sample arrangement when drawing, the inside hole of placing of whole arrangement box can't be filled up to the sample sometimes, make the inside hole of placing of arrangement box can't be by make full use of, cause the waste of placing box surplus resource easily, and the bar magnet quantity can't be adjusted as required when drawing, thereby draw all bar magnets of back once and all need wash the disinfection processing, clean the waste that has caused the cleaning solution to need not clear bar magnet, so need a device to solve above-mentioned problem promptly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nucleic acid extraction instrument, with the sample arrangement box size is fixed when drawing that proposes in solving above-mentioned background art, the sample can't fill up whole arrangement box inside place hole sometimes, make arrangement box inside place hole can't by make full use of, cause the waste of arrangement box surplus resource easily, and bar magnet quantity can't be adjusted as required when drawing, thereby draw all bar magnets in back once and all need wash the disinfection processing, clean the problem that has caused the waste of cleaning solution to need not clear bar magnet.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a nucleic acid extraction instrument, includes the extraction instrument main part, the fixed motor that is provided with in extraction instrument main part one side, the fixed pivot that is provided with of motor output, the fixed carousel that is provided with in pivot top, the arrangement groove has been seted up on extraction instrument main part top, the fixed electric putter that is provided with in arrangement inslot portion, the fixed fly leaf that is provided with in electric putter top, be provided with the adsorption apparatus who adsorbs the magnetic bead on the fly leaf, the fixed plate that is provided with in extraction instrument main part one side, fixed plate one side activity cup joints and is provided with the regulating plate, the carousel top is provided with the settling mechanism that the sample was settled to a plurality of, a plurality of perforation has been seted up on the fixed plate.

Preferably, adsorption apparatus constructs including bar magnet, spring and extension board, the bar magnet activity alternates on the fly leaf, the extension board is fixed on the bar magnet top, the spring is fixed between extension board and fly leaf, the bar magnet bottom flushes with the fixed plate upper surface, the bar magnet quantity that needs to use is confirmed when using, then remove the regulating plate along the fixed plate, shelter from the perforation quantity of fixed plate lower extreme, it is the same with the bar magnet quantity that needs to use to make the perforation quantity that leaves, then electric putter drives the fly leaf downstream, so drive the bar magnet downstream, the perforation is by the bar magnet extrusion regulating plate that shelters from, make the spring stretched, the bar magnet that needs to use normally passes the perforation downstream of fixed plate and adsorbs the work, then only need during the clearance to the bar magnet that uses clean can, so can practice thrift the use of cleaning solution.

Preferably, settle the mechanism and include fixed frame, settle box, sample box and flexure strip, fixed frame fixes on the carousel top, settle box activity joint inside fixed frame, sample box is settled inside settling the box, the flexure strip is fixed in sample box both sides, according to required sample hole quantity when using, fix the sample box of corresponding quantity inside settling the box through the flexure strip joint, the flexure strip is settled the box lateral wall through elasticity extrusion and is so guaranteed the fixed of sample box, so use the nucleic acid extraction work that can satisfy big batch sample through the stack of sample box, also can reduce the nucleic acid extraction work that sample box quantity is suitable for small batch sample simultaneously, so prevent the waste of sample box usage space.

Preferably, the spring is sleeved outside the magnetic rod and is made of non-magnetic metal.

Preferably, the number of the through holes on the fixing plate is the same as that of the magnetic rods, and the through holes correspond to the magnetic rods one by one.

Preferably, one side of the bottom end of the elastic piece, which is close to the placing box, is arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses confirm the bar magnet quantity that needs to use when using, then remove the regulating plate along the fixed plate, shelter from the perforated quantity of fixed plate lower extreme, make the perforated quantity that leaves the same with the bar magnet quantity that needs to use, then electric putter drives the fly leaf and moves down, so drive the bar magnet and move down, the bar magnet extrusion regulating plate that the perforation was sheltered from, make the spring stretched, the bar magnet that needs to use normally passes the fixed plate perforation and moves down and adsorbs work, then only need clean the bar magnet that uses when clearing up, so can practice thrift the use of cleaning solution;

2. the utility model discloses according to required sample hole quantity when using, pass through the flexure strip joint with the sample box of corresponding quantity and fix inside settling the box, the flexure strip is settled the box lateral wall through the elasticity extrusion and is so guaranteed the fixed of sample box, so use the nucleic acid extraction work that can satisfy big batch sample through the stack of sample box, also can reduce the nucleic acid extraction work that sample box quantity is suitable for little batch sample simultaneously, so prevent the waste of sample box usage space.

Drawings

FIG. 1 is a schematic view of the overall structure of a nucleic acid extractor of the present invention;

FIG. 2 is a schematic view of the installation of an electric push rod of the nucleic acid extractor of the present invention;

FIG. 3 is a schematic diagram of the structure A of the nucleic acid extractor of the present invention;

FIG. 4 is a schematic view of the structure B of the nucleic acid extractor of the present invention.

In the figure: 1. an extraction instrument main body; 2. a turntable; 3. a placing groove; 4. an electric push rod; 5. a fixing plate; 6. a movable plate; 7. a fixed frame; 8. a setting box; 9. a sample cartridge; 10. an elastic sheet; 11. a magnetic bar; 12. an extension plate; 13. a spring; 14. a motor; 15. a rotating shaft; 16. an adjusting plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a nucleic acid extraction appearance, including extraction appearance

main part

1, 1 one side of extraction appearance main part is fixed with motor 14 through the mounting bracket, the 14 output of motor is fixed with pivot 15 through the shaft coupling, 15 tops of pivot are fixed with carousel 2 through the bolt fastening, settling tank 3 has been seted up on 1 top of extraction appearance main part, 3 insides in settling tank have electric putter 4 through the bolt fastening, 4 tops of electric putter have fly leaf 6 through the bolt fastening, there is the adsorption apparatus who adsorbs the magnetic bead on

fly leaf

6, 1 one side welded fastening of extraction appearance main part has fixed plate 5, regulating plate 16 has been cup jointed in the activity of fixed plate 5 one side, there is the settling apparatus mechanism of a plurality of arrangement sample on 2 tops of carousel, set up a plurality of on fixed plate 5 and perforate.

In a case of this embodiment, the adsorption mechanism includes bar magnet 11, spring 13 and extension board 12, bar magnet 11 activity alternates on fly leaf 6, extension board 12 welded fastening is on bar magnet 11 top, spring 13 welded fastening is between extension board 12 and fly leaf 6, spring 13 cup joints the bar magnet 11 outside, spring 13 material is non-magnetic metal material, bar magnet 11 bottom flushes with fixed plate 5 upper surface, perforation quantity is the same with bar magnet 11 quantity on fixed plate 5, and one-to-one, confirm the bar magnet 11 quantity that needs to use when using, then remove regulating plate 16 along fixed plate 5, shelter from fixed plate 5 lower extreme perforation quantity, make the perforation quantity that leaves the same with the bar magnet 11 quantity that needs to use, then electric putter 4 drives fly leaf 6 and moves down, so drive bar magnet 11 and move down, the cleaning solution perforation is by the bar magnet 11 extrusion regulating plate 16 that shelters, make spring 13 stretched, bar magnet 11 that needs to use normally passes fixed plate 5 perforation and moves down to adsorb work, then only need clean bar magnet 11 that uses when clearing up, so can practice thrift the use of this.

In a condition of this embodiment, settle the mechanism and include fixed frame 7, settle box 8, sample box 9 and flexure strip 10, fixed frame 7 welded fastening is on 2 tops of carousel, settle box 8 activity joint inside fixed frame 7, sample box 9 is settled inside settling box 8, flexure strip 10 welded fastening is in sample box 9 both sides, flexure strip 10 bottom is close to settling box 8 one side and is the arc, according to required sample hole quantity when using, fix corresponding quantity's sample box 9 inside settling box 8 through flexure strip 10 joint, flexure strip 10 settles the fixed of box 8 lateral wall so as to guarantee sample box 9 through elasticity extrusion, so can satisfy the nucleic acid extraction work of big batch sample through the stack use of sample box 9, also can reduce the nucleic acid extraction work that sample box 9 quantity is suitable for small batch sample simultaneously, so prevent the waste of sample box 9 usage space.

The working principle is as follows: the utility model discloses a confirm the bar magnet 11 quantity that needs to use when using, then remove regulating plate 16 along fixed plate 5, shelter from the perforated quantity of fixed plate 5 lower extreme, make the perforated quantity that leaves the same with the bar magnet 11 quantity that needs to use, then electric putter 4 drives fly leaf 6 and moves down, so drive bar magnet 11 and move down, perforated bar magnet 11 that is sheltered from extrudes regulating plate 16, make spring 13 stretched, bar magnet 11 that needs to use normally passes fixed plate 5 and perforates and moves down and adsorbs work, then only need clean bar magnet 11 that uses when clearing up, so can practice thrift the use of cleaning solution; according to required sample hole quantity when using, fix corresponding quantity's sample box 9 inside settling box 8 through 10 joints of flexure strip, 8 lateral walls of box are settled through elasticity extrusion to flexure strip 10 so guarantee sample box 9 fixed, so use the nucleic acid extraction work that can satisfy big batch sample through sample box 9's stack, also can reduce the nucleic acid extraction work that sample box 9 quantity is suitable for small batch sample simultaneously, so prevent sample box 9 usage space's waste, and is simple in structure, high durability and convenient use, advantage that excellent in use effect.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A nucleic acid extractor comprises an extractor body (1), and is characterized in that: draw fixed motor (14) that is provided with in appearance main part (1) one side, motor (14) output end is fixed and is provided with pivot (15), the fixed carousel (2) that is provided with in pivot (15) top, draw appearance main part (1) top and seted up resettlement groove (3), resettlement groove (3) inside fixed electric putter (4) that is provided with, the fixed fly leaf (6) that is provided with in electric putter (4) top, be provided with the adsorption apparatus who adsorbs the magnetic bead on fly leaf (6), draw the fixed plate (5) that is provided with in appearance main part (1) one side, fixed plate (5) one side activity cup joints and is provided with regulating plate (16), carousel (2) top is provided with the settling mechanism that the sample was settled to a plurality of, set up a plurality of on fixed plate (5) and perforate.

2. The nucleic acid extractor of claim 1, wherein: the adsorption mechanism comprises a magnetic rod (11), a spring (13) and an extension plate (12), wherein the magnetic rod (11) is movably inserted on the movable plate (6), the extension plate (12) is fixed at the top end of the magnetic rod (11), the spring (13) is fixed between the extension plate (12) and the movable plate (6), and the bottom end of the magnetic rod (11) is flush with the upper surface of the fixed plate (5).

3. The nucleic acid extractor of claim 2, wherein: the arrangement mechanism comprises a fixed frame (7), an arrangement box (8), a sample box (9) and elastic pieces (10), the fixed frame (7) is fixed to the top end of the rotary table (2), the arrangement box (8) is movably clamped inside the fixed frame (7), the sample box (9) is arranged inside the arrangement box (8), and the elastic pieces (10) are fixed to two sides of the sample box (9).

4. The nucleic acid extractor of claim 3, wherein: the spring (13) is sleeved on the outer side of the magnetic rod (11), and the spring (13) is made of non-magnetic metal.

5. The nucleic acid extractor of claim 4, wherein: the number of the through holes on the fixing plate (5) is the same as that of the magnetic rods (11), and the through holes correspond to the magnetic rods one by one.

6. The nucleic acid extractor of claim 5, wherein: one side of the bottom end of the elastic sheet (10) close to the placing box (8) is arc-shaped.