CN214991633U

CN214991633U - Multi-sample nucleic acid extraction instrument

Info

Publication number: CN214991633U
Application number: CN202120790734.XU
Authority: CN
Inventors: 刘奕; 王宇; 宋佳霏
Original assignee: Shandong Kaijing Biotechnology Co ltd
Current assignee: Shandong Kaijing Biotechnology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-03
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a multiple sample nucleic acid draws appearance, including organism and barb support, one side swing joint of organism has the guard gate, one side edge of guard gate is provided with the guide rail strip, the outside of guide rail strip is provided with the guide rail strip, the guide rail strip docks with the guide rail strip through the mounting groove, the organism is close to the inboard edge of guard gate and is fixed with the baffle, the butt joint groove has been seted up to one side of baffle, the inboard bottom of organism is provided with puts the dish, the top of putting the dish is provided with the reagent frame. This many samples nucleic acid extraction appearance docks the installation sealed pad in the guide rail strip outside of "T" style of calligraphy, when the rotatory butt joint groove of closing and drive sealed pad and baffle one side extrudees, carries out the stable butt joint with the guard gate in one side of organism to guarantee that this many samples nucleic acid extraction appearance has good inside and outside leakproofness when the operation.

Description

Multi-sample nucleic acid extraction instrument

Technical Field

The utility model relates to a nucleic acid detects technical field, specifically is a many samples nucleic acid extraction appearance.

Background

The nucleic acid extractor is an instrument which automatically finishes the extraction work of sample nucleic acid by using a matched nucleic acid extraction reagent. The nucleic acid extractor can simultaneously operate a plurality of samples by utilizing a reaction disc special for general biochemistry, and can be widely applied to the fields of conventional scientific research, genomics, disease control systems, food safety, forensic science and the like. The multiple sample nucleic acid extraction instrument in the market has a great variety, but the existing multiple sample nucleic acid extraction instrument still has the problems of poor tightness and the like of the nucleic acid extraction instrument when in use, therefore, the working efficiency of the multiple sample nucleic acid extraction instrument can be improved through innovation of the multiple sample nucleic acid extraction instrument, the multiple sample nucleic acid extraction instrument is convenient for sealing and protection, and the stirring sleeve component is convenient for positioning and butt joint to exert the maximum value.

Although the types and the number of the multi-sample nucleic acid extractors on the market are very large, the multi-sample nucleic acid extractors have the following defects: the multi-sample nucleic acid extractor is inconvenient to carry, and the stirring sleeve component of the multi-sample nucleic acid extractor is difficult to position and install and has poor sealing performance when the multi-sample nucleic acid extractor runs. Therefore, the present multi-sample nucleic acid extractor is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multiple sample nucleic acid extraction appearance to solve the multiple sample nucleic acid extraction appearance transport inconvenience on the existing market that above-mentioned background art provided, the stirring cover subassembly of multiple sample nucleic acid extraction appearance is difficult to the relatively poor problem of leakproofness when location installation and multiple sample nucleic acid extraction appearance move.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multiple sample nucleic acid draws appearance, includes organism and barb support, one side swing joint of organism has the guard gate, one side edge of guard gate is provided with the guide rail strip, the outside of guide rail strip is provided with the guide rail strip, the guide rail strip docks with the guide rail strip through the mounting groove, the organism is close to the inboard edge of guard gate and is fixed with the baffle, the butt joint groove has been seted up to one side of baffle, the inboard bottom of organism is provided with puts the dish, the top of putting the dish is provided with the reagent frame.

Preferably, the guide rail bar has a T-shaped cross section, the cross section of the guide rail bar is matched with the cross section of the mounting groove, and the guide rail bar passes through the mounting groove and the gasket to form a clamping structure.

Preferably, the baffle is in an arch structure, the length of the baffle is the same as that of the butt joint groove, and the width of the butt joint groove on one side of the baffle is smaller than the maximum width of the sealing gasket.

Preferably, the inside one side of keeping away from the guard gate of organism is provided with the bar magnet frame, the below of bar magnet frame is docked there is the link, the spout has been seted up to the bottom of link, the draw-in groove has been seted up to the inboard one end of spout, the internal connection of spout has the stirring cover, the one end that the spout was stretched out to the stirring cover is fixed with the arm-tie, the connecting hole has been seted up to the inboard of arm-tie, the barb support sets up the inboard at the connecting hole, the barb support stretches out the one end and the draw-in groove of connecting hole and docks, the both sides of arm-tie are fixed with the handle, the thickness of barb support is less than the degree of depth of connecting hole, and the cross sectional shape of barb support is "L" style of calligraphy to the top of barb support and the connection size phase-match of draw-in groove.

Preferably, the handles are symmetrically distributed about the center line of the pulling plate, and the handles are V-shaped.

Preferably, the organism is close to the adjacent both sides of guard gate and has seted up the recess, the inboard bottom of recess is provided with the pivot, the outside of pivot is connected with the torsional spring, pivot and baffle swing joint, the highly opening width that is greater than the recess of baffle, and the length of baffle and the length of recess are identical to the baffle passes through and constitutes revolution mechanic between torsional spring and the pivot.

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

(1) the multi-sample nucleic acid extractor extrudes the partition plates at two sides of the machine body through fingers, so that the partition plates rotate around the rotating shaft, the partition plates are driven to extrude the torsion springs, the fingers are inserted into the grooves and pull the machine body, the multi-sample nucleic acid extractor is transferred, and the multi-sample nucleic acid extractor is convenient to stably carry;

(2) the multi-sample nucleic acid extractor drives one end of the stirring sleeve to be inserted into the sliding groove in the bottom of the connecting frame through the pulling plate, and when the stirring sleeve is completely inserted into the sliding groove in the connecting frame, the handle is pushed through pressing, so that the barb support and the clamping groove on one side of the handle are clamped, the stirring sleeve assembly of the multi-sample nucleic acid extractor is convenient to position and install, and butt joint offset of the multi-sample nucleic acid extractor during detection is avoided;

(3) this many samples nucleic acid extraction appearance docks the sealed pad of installation in the guide rail strip outside of "T" style of calligraphy, when the rotatory butt joint groove of closing and drive sealed pad and baffle one side of guard gate extrudees, carries out the stable butt joint with the guard gate in one side of organism to guarantee that this many samples nucleic acid extraction appearance has good inside and outside leakproofness when the operation.

Drawings

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

FIG. 2 is a schematic structural view of the cross section of the present invention;

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

FIG. 4 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present invention;

FIG. 5 is a schematic view of a partial enlarged structure at B in FIG. 2 according to the present invention;

fig. 6 is a schematic view of a partial enlarged structure at C in fig. 3 according to the present invention.

In the figure: 1. a body; 2. a protective door; 3. a guide rail bar; 4. a gasket; 5. mounting grooves; 6. a baffle plate; 7. a butt joint groove; 8. placing the plate; 9. a reagent rack; 10. a magnetic rod rack; 11. a connecting frame; 12. a chute; 13. a card slot; 14. a stirring sleeve; 15. pulling a plate; 16. connecting holes; 17. a barb support; 18. a handle; 19. a groove; 20. a rotating shaft; 21. a torsion spring; 22. a separator.

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. 1-6, the present invention provides a technical solution: a multi-sample nucleic acid extraction instrument comprises a machine body 1, a protective door 2, a guide rail bar 3, a sealing gasket 4, a mounting groove 5, a baffle 6, a butt joint groove 7, a placing disc 8, a reagent frame 9, a magnetic bar frame 10, a connecting frame 11, a sliding groove 12, a clamping groove 13, a stirring sleeve 14, a pulling plate 15, a connecting hole 16, a barb support 17, a handle 18, a groove 19, a rotating shaft 20, a torsion spring 21 and a partition plate 22, one side of the machine body 1 is movably connected with a protective door 2, the edge of one side of the protective door 2 is provided with a guide rail bar 3, the guide rail bar 3 is arranged on the outer side of the guide rail bar 3, the guide rail bar 3 is butted with the guide rail bar 3 through a mounting groove 5, a baffle 6 is fixed on the inner side edge of the machine body 1 close to the protective door 2, a butt joint groove 7 is arranged on one side of the baffle 6, the bottom end of the inner side of the machine body 1 is provided with a placing disc 8, and a reagent rack 9 is arranged above the placing disc 8.

The cross-sectional shape of guide rail strip 3 is "T" style of calligraphy, and the cross-sectional dimension of guide rail strip 3 is identical with the cross-sectional dimension of mounting groove 5 to guide rail strip 3 passes through to constitute the block structure between mounting groove 5 and the sealed 4 of filling up, makes sealed 4 of filling up to dismantle when damaging and change.

Baffle 6 is domes, and the length of baffle 6 is the same with the length that docks groove 7 to the width that 6 one side of baffle docks groove 7 is less than the biggest width of sealed 4, makes baffle 6 through docking groove 7 and the sealed extrusion butt joint of 4 of filling up, can guarantee the leakproofness that guard gate 2 closed.

A magnetic rod frame 10 is arranged on one side, far away from the protective door 2, of the machine body 1, a connecting frame 11 is in butt joint with the lower portion of the magnetic rod frame 10, a sliding groove 12 is formed in the bottom end of the connecting frame 11, a clamping groove 13 is formed in one end of the inner side of the sliding groove 12, a stirring sleeve 14 is connected to the inner portion of the sliding groove 12, a pulling plate 15 is fixed to one end, extending out of the sliding groove 12, of the stirring sleeve 14, a connecting hole 16 is formed in the inner side of the pulling plate 15, a barb support 17 is arranged on the inner side of the connecting hole 16, one end, extending out of the connecting hole 16, of the barb support 17 is in butt joint with the clamping groove 13, handles 18 are fixed to two sides of the pulling plate 15, the thickness of the barb support 17 is smaller than the depth of the connecting hole 16, the cross section of the barb support 17 is L-shaped, the top end of the barb support 17 is matched with the connecting size of the clamping groove 13, so that the barb support 17 is clamped with the clamping groove 13 at one end of the sliding groove 12, the docking station of the mixing sleeve 14 can be positioned.

The handles 18 are symmetrically distributed about the center line of the pulling plate 15, and the handles 18 are in a V shape, so that the stirring sleeve 14 at one end of the pulling plate 15 is pulled by the handles 18, and slipping and falling off of the stirring sleeve 14 in butt joint can be avoided.

Organism 1 has seted up recess 19 near the adjacent both sides of guard gate 2, the inboard bottom of recess 19 is provided with pivot 20, the outside of pivot 20 is connected with torsional spring 21, pivot 20 and baffle 22 swing joint, baffle 22 highly is greater than recess 19's opening width, and the length of baffle 22 and recess 19 is identical to baffle 22 passes through torsional spring 21 and constitutes revolution mechanic between the pivot 20 for baffle 22 can seal the protection to the recess 19 that is used for the transport.

The working principle is as follows: when the multi-sample nucleic acid extractor is used, firstly, the partition boards 22 on two sides of the machine body 1 are squeezed by fingers, so that the partition boards 22 rotate around the rotating shaft 20, the partition boards 22 are driven to squeeze the torsion springs 21, the machine body 1 is pulled by fingers, so that the multi-sample nucleic acid extractor is transferred, the multi-sample nucleic acid extractor is convenient to carry, then, the reagent rack 9 is butted in the placing tray 8, one end of the stirring sleeve 14 is driven by the pulling plate 15 to be inserted along the sliding groove 12 at the bottom of the connecting rack 11, when the stirring sleeve 14 is completely inserted into the sliding groove 12 in the connecting rack 11, the barb support 17 and the clamping groove 13 on one side of the handle 18 are clamped by pressing the pushing handle 18, so that the stirring sleeve 14 of the multi-sample nucleic acid extractor is positioned and installed, the deviation of the butting is avoided, when the stirring sleeve 14 needs to be taken out, by pressing one end of the handle 18, the handle 18 extrudes the barb support 17 to deform in the connecting hole 16, and then the handle 18 is pulled to drive the stirring sleeve 14 to be taken out from the sliding groove 12, when the multi-sample nucleic acid extractor runs, the rotary protective door 2 is butted with the baffle 6 at one side inside the machine body 1, so that the sealing gasket 4 at one side edge of the protective door 2 and the butt groove 7 at one side of the baffle 6 are pressed, thereby ensuring the internal and external sealing performance of the multi-sample nucleic acid extractor, and is butted with the mounting groove 5 inside the sealing gasket 4 through the T-shaped guide rail strip 3, the sealing gasket 4 can be disassembled and replaced, when the magnetic rod rack 10 and the connecting rack 11 move downwards simultaneously and are butted with a plurality of reagent racks 9 to oscillate back and forth, so that the nucleic acid extractor can detect a plurality of samples, and the content which is not described in detail in the specification belongs to the prior art which is well known to the person skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a multiple sample nucleic acid extraction appearance, includes organism (1) and barb support (17), its characterized in that: one side swing joint of organism (1) has guard gate (2), one side edge of guard gate (2) is provided with guide rail strip (3), the outside of guide rail strip (3) is provided with guide rail strip (3), guide rail strip (3) dock through mounting groove (5) and guide rail strip (3), the inboard edge that organism (1) is close to guard gate (2) is fixed with baffle (6), docking slot (7) have been seted up to one side of baffle (6), the inboard bottom of organism (1) is provided with puts dish (8), the top of putting dish (8) is provided with reagent frame (9).

2. The multi-sample nucleic acid extractor of claim 1, wherein: the cross-sectional shape of guide rail strip (3) is "T" style of calligraphy, and the cross-sectional dimension of guide rail strip (3) and the cross-sectional dimension of mounting groove (5) are identical, and guide rail strip (3) passes through to constitute block structure between mounting groove (5) and sealed pad (4).

3. The multi-sample nucleic acid extractor of claim 1, wherein: the baffle (6) is of an arch structure, the length of the baffle (6) is the same as that of the butt joint groove (7), and the width of the butt joint groove (7) on one side of the baffle (6) is smaller than the maximum width of the sealing gasket (4).

4. The multi-sample nucleic acid extractor of claim 1, wherein: the machine body (1) is internally provided with a magnetic rod rack (10) at one side far away from the protective door (2), a connecting rack (11) is butted below the magnetic rod rack (10), a sliding groove (12) is formed in the bottom end of the connecting rack (11), a clamping groove (13) is formed in one end of the inner side of the sliding groove (12), a stirring sleeve (14) is connected inside the sliding groove (12), a pulling plate (15) is fixed at one end, extending out of the sliding groove (12), of the stirring sleeve (14), a connecting hole (16) is formed in the inner side of the pulling plate (15), a barb support (17) is arranged on the inner side of the connecting hole (16), one end, extending out of the connecting hole (16), of the barb support (17) is butted with the clamping groove (13), handles (18) are fixed on two sides of the pulling plate (15), the thickness of the barb support (17) is smaller than the depth of the connecting hole (16), and the cross-sectional shape of the barb support (17) is L-shaped, and the top end of the barb support (17) is matched with the connecting size of the clamping groove (13).

5. The multi-sample nucleic acid extractor of claim 4, wherein: the handles (18) are symmetrically distributed about the center line of the pulling plate (15), and the handles (18) are V-shaped.

6. The multi-sample nucleic acid extractor of claim 1, wherein: organism (1) is close to the adjacent both sides of guard gate (2) and sets up recess (19), the inboard bottom of recess (19) is provided with pivot (20), the outside of pivot (20) is connected with torsional spring (21), pivot (20) and baffle (22) swing joint, the opening width that highly is greater than recess (19) of baffle (22), and the length of baffle (22) and the length of recess (19) are identical to baffle (22) pass through between torsional spring (21) and pivot (20) and constitute revolution mechanic.