CN218932135U

CN218932135U - Multi-sample universal nucleic acid extractor

Info

Publication number: CN218932135U
Application number: CN202223058795.0U
Authority: CN
Inventors: 丘天惠; 农丽萍; 张永盛
Original assignee: Guangzhou Kangteng Biotechnology Co ltd
Current assignee: Guangzhou Kangteng Biotechnology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-04-28
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a multi-sample universal nucleic acid extractor, which belongs to the technical field of nucleic acid extractors and comprises a nucleic acid extractor body, wherein the right side of the nucleic acid extractor body is fixedly connected with a mounting shell, the left side of the mounting shell is hinged with a rotating shell through a hinge, the top of the rotating shell is provided with a limiting groove, a filter screen is arranged in the limiting groove, two inner cavities are arranged in the rotating shell, mounting plates are slidably connected in the two inner cavities, one sides of the two mounting plates, which are separated, are fixedly connected with fixing rods, one sides of the two mounting plates, which are separated, are fixedly connected with springs, one ends of the two fixing rods, which are separated, are respectively connected with a connecting plate in a rotating manner, the connecting plates are pulled by adjusting rods, the springs are extruded by the connecting plates through the fixing rods and the mounting plates until the limiting rods are separated from the limiting holes, the positions of the limiting rods, which deviate from the limiting holes, and the filter screen can be removed, the disassembly time is quick and convenient, and the cleaning efficiency of the filter screen is improved.

Description

Multi-sample universal nucleic acid extractor

Technical Field

The utility model relates to a nucleic acid extractor, in particular to a multi-sample universal nucleic acid extractor, and belongs to the technical field of nucleic acid extractors.

Background

Nucleic acid extractor, which is an instrument for automatically completing the extraction of sample nucleic acid by using matched nucleic acid extracting reagent, is divided into two types: one type is large automated, commonly referred to as an automated liquid workstation; the other type is a small automatic nucleic acid extractor, and the extraction and purification process is automatically completed by using the packaged matched reagent.

The prior patent number is CN201921332416.8, and discloses a multi-sample universal nucleic acid extractor which comprises a nucleic acid extractor body, a transparent sealing door, a fixed frame, a deep hole plate, an air supply mechanism, an air inducing mechanism and a sucker; the nucleic acid extraction instrument body is provided with a touch control type operation panel, and an experiment cabin is arranged in the nucleic acid extraction instrument body; the transparent sealing door is arranged on the nucleic acid extraction instrument body; the fixing frame is arranged on the nucleic acid extraction instrument body, and the deep hole plate is inserted into the fixing frame; the first positioning piece is inserted into the deep hole plate, and the second positioning piece is inserted into the deep hole plate; the air supply mechanism and the induced air mechanism are arranged on the nucleic acid extraction instrument body; the ventilation plate is arranged in the experiment cabin and is positioned on the same side with the air supply mechanism; the utility model has the advantages of excellent heat dissipation effect, high heat dissipation efficiency, protection to the instrument, convenient use and remarkable improvement of the operation efficiency.

It is mentioned in this publication that through screwing or unscrewing the bolt, realize the installation and dismantling to keeping off the dirt net, be convenient for change and clean keeping off the dirt net, guaranteed ventilation and keeping off dirt effect, to the dismouting mode of bolt, the process still needs time, and the length of dismantlement time then can directly influence the clean efficiency of keeping off the dirt net, and in this publication, because the mode of using the bolt dismantlement is consuming time relatively, leads to keeping off the clean inefficiency of dirt net.

Disclosure of Invention

The utility model aims to solve the problems and provide a multi-sample universal nucleic acid extractor which can enable a patient to directly push a rotating rod to automatically seal and push out a collecting bag and enable the patient to directly extract and take away the collecting bag.

The utility model realizes the aim through the following technical scheme, the multi-sample universal nucleic acid extractor comprises a nucleic acid extractor body, wherein the right side of the nucleic acid extractor body is fixedly connected with a mounting shell, the left side of the mounting shell is hinged with a rotating shell through a hinge, the top of the rotating shell is provided with a limit groove, the inside of the limit groove is provided with a filter screen, the inside of the rotating shell is provided with two inner cavities, the inside of each inner cavity is slidably connected with a mounting plate, one side of each mounting plate, which is separated, is fixedly connected with a fixing rod, one side of each mounting plate, which is separated, is fixedly connected with a spring, one end, which is separated, of each fixing rod is rotatably connected with a connecting plate, one side, which is opposite to the two connecting plates, is fixedly connected with a limit post, and the top of the filter screen is fixedly connected with a fixing strip.

Preferably, in order to suck external air into the nucleic acid extraction instrument body, four limiting sleeves are fixedly connected to the inner surface of the installation shell, and a small motor is arranged in the installation shell.

Preferably, for the convenience with little motor support installation, the one end fixedly connected with flabellum of little motor output shaft, the surface fixedly connected with of little motor four L type mounting brackets.

Preferably, in order to be convenient for fix the rotation shell in the left side of installation shell, four L type mounting bracket sets up respectively in four the inside of stop collar, the top fixedly connected with fixed plate of rotation shell.

Preferably, in order to play the effect of cooling the outside air, the inside threaded connection of fixed plate has two screws, the inside of nucleic acid extraction appearance body is provided with cooling body.

Preferably, in order to play a role in uniformly distributing the cooled air, a porous plate is arranged in the nucleic acid extraction instrument body, and a through hole is formed in the left side of the nucleic acid extraction instrument body.

Preferably, in order to be convenient for place the spacing traction of frame sliding track with the sample, a plurality of louvre has been seted up on the right side of nucleic acid extraction appearance body, the bottom fixedly connected with two slide rail bars of nucleic acid extraction appearance body inner wall.

Preferably, in order to play a role in rapidly positioning the sample placement frame, the sample placement frame is slidably connected between the two opposite sides of the slide rail and inside the nucleic acid extractor body.

The beneficial effects of the utility model are as follows: through adjusting pole pulling connecting plate, the connecting plate extrudees the spring through dead lever and mounting panel, and the spacing post breaks away from spacing hole and rotates the position that makes spacing post skew spacing hole can demolish the filter screen until spacing post, and the dismantlement time is quick convenient to the cleaning efficiency of filter screen has been improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the front view of the present utility model.

Fig. 2 is a left side cross-sectional view of the present utility model.

Fig. 3 is a cross-sectional view of the present utility model from the front.

Fig. 4 is an enlarged schematic view of the portion a of fig. 2 according to the present utility model.

Fig. 5 is an enlarged schematic view of the portion B of fig. 3 according to the present utility model.

In the figure: 1. a nucleic acid extraction instrument body; 2. a mounting shell; 3. rotating the shell; 4. a limit groove; 5. a filter screen; 6. an inner cavity; 7. a mounting plate; 8. a fixed rod; 9. a spring; 10. a connecting plate; 11. a limit column; 12. a fixing strip; 13. a limit sleeve; 14. a small motor; 15. a fan blade; 16. an L-shaped mounting rack; 17. a fixing plate; 18. a screw; 19. a cooling mechanism; 20. a porous plate; 21. a through hole; 22. a heat radiation hole; 23. a slide rail; 24. sample placement frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a multi-sample universal nucleic acid extractor comprises a nucleic acid extractor body 1, the top of the nucleic acid extractor body 1 is provided with a control panel, and the front of the nucleic acid extractor body 1 is hinged with a transparent observation door through a hinge, right side fixedly connected with installation shell 2 of the nucleic acid extractor body 1, the left side of the installation shell 2 is hinged with a rotation shell 3 through the hinge, spacing groove 4 is provided at the top of the rotation shell 3, the inside of the spacing groove 4 is provided with a filter screen 5, spacing groove 4 plays the effect of spacing filter screen 5, the internal surface fixedly connected with sealing layer of spacing groove 4, the sealing layer can seal the gap between filter screen 5 and spacing groove 4, prevent that outside air from entering the nucleic acid extractor body 1 from causing inside dust pollution, the inside of the rotation shell 3 is provided with two inner chambers 6, the inside of two inner chambers 6 is all slidingly connected with mounting plate 7, one side that two mounting plates 7 are separated is all fixedly connected with dead lever 8, one end that two dead levers 8 are separated all runs through and extends to the outside of rotation shell 3, and the department is sliding connection, the inside 7 is provided with filter screen 5, one side that two sides are separated from the mounting plate 7 are all fixedly connected with spring 10, two sides 10 are all fixedly connected with two connecting plates 10, two sides are all fixedly connected with 10, and two sides are fixedly connected with two connecting plates 10, and two sides are fixedly connected with 10, and two opposite side connecting plates are fixedly connected with 10, and 10.

As a technical optimization scheme of the utility model, as shown in FIG. 4, the inner surface of the installation shell 2 is fixedly connected with four limiting sleeves 13, the inner surface of the installation shell 2 is divided into four surfaces, the four limiting sleeves 13 are respectively and fixedly connected with the four surfaces, a small motor 14 is arranged in the installation shell 2, the small motor 14 is connected with an external control switch through the prior art, one end of an output shaft of the small motor 14 is fixedly connected with a fan blade 15, the outer surface of the small motor 14 is fixedly connected with four L-shaped mounting frames 16, the four L-shaped mounting frames 16 are respectively arranged in the four limiting sleeves 13, and the top of the rotation shell 3 is fixedly connected with a fixing plate 17.

As a technical optimization scheme of the utility model, as shown in FIG. 3, two screws 18 are connected with the inner threads of a fixing plate 17, two threaded holes are formed in the top of a mounting shell 2, the size and the screw 18 are matched, the threaded holes and the screws 18 are clamped to fixedly connect a rotating shell 3 with the mounting shell 2, a cooling mechanism 19 is arranged in the nucleic acid extractor body 1, the cooling mechanism 19 is used for cooling air blown into the nucleic acid extractor body 1, a porous plate 20 is arranged in the nucleic acid extractor body 1, the porous plate 20 plays a role of uniformly dispersing air, a through hole 21 is formed in the left side of the nucleic acid extractor body 1, the positions of the through holes 21 are communicated with the inside of the mounting shell 2, the positions of the through holes correspond to each other, a plurality of radiating holes 22 are formed in the right side of the nucleic acid extractor body 1, the radiating holes 22 flow out air blown into the nucleic acid extractor body 1, two slide rails 23 are fixedly connected to the bottom of the inner wall of the nucleic acid extractor body 1, a sample placing frame 24 is slidingly connected between two sides of the two opposite slide rails 23, and the two slide rails 23 are fixedly connected to the two fixed shafts respectively and the two opposite sides of the sample placing frame 24 are slidingly connected to the two fixed shafts respectively.

When the filter screen 5 is detached, the filter screen 5 is slid into the limit groove 4, the adjusting rod is pulled until the connecting plate 10 drives the limit posts 11 to slide to the front or back of the fixed bar 12, the adjusting rod 8 drives the mounting plate 7 to slide and extrudes the spring 9 until the connecting plate 10 drives the limit posts 11 to separate from the limit holes, the adjusting rod is rotated, the connecting plate 10 drives the limit posts 11 to rotate to the position of the offset limit holes, the two limit posts 11 are adjusted to adjust the limit holes, the filter screen 5 can be pulled out of the limit groove 4, the filter screen 5 is detached, the filter screen 5 is installed, the adjusting rod is pulled until the connecting plate 10 drives the limit posts 11 to slide to the front or back of the fixed bar 12, the adjusting rod is rotated until the connecting plate 10 rotates to the corresponding position of the limit posts 11 and the limit holes to be released, and the spring 9 drives the mounting plate 7 to reset through self elasticity, so that the connecting plate 10 is pulled to reset through the fixing rod 8, the limit posts 11 are pulled and clamped into the limit holes to limit mounting of the fixed bar 12, and the filter screen 5 is installed.

Through two connecting buttons rotation two screw rods 18, two screw rods 18 can be moved up gradually by rotating, after screw rods 18 shift out the screw hole, just can remove the fixed mounting between fixed plate 17 and the installation shell 2, rotate the rotation shell 3 left side, until the rotation shell 3 removes the bottom to the installation shell 2, alright remove the spacing of rotation shell 3 to L type mounting bracket 16, just can take L type mounting bracket 16 out from stop collar 13, accomplish and demolish fast little motor 14 and flabellum 15, conveniently clear up flabellum 15, prevent that flabellum 15 from accumulating the efficiency that the dust influences the convulsions, and prevent the pollution of dust to the inside of nucleic acid extraction appearance body 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A multi-sample universal nucleic acid extractor is characterized in that: including nucleic acid extraction appearance body (1), the right side fixedly connected with installation shell (2) of nucleic acid extraction appearance body (1), the left side of installation shell (2) articulates through the hinge has rotation shell (3), limit groove (4) have been seted up at the top of rotation shell (3), the inside of limit groove (4) is provided with filter screen (5), the inside of rotation shell (3) is provided with two inner chambers (6), two the inside of inner chamber (6) is equal sliding connection has mounting panel (7), two the equal fixedly connected with dead lever (8) of one side that mounting panel (7) are separated, two the equal fixedly connected with spring (9) of one side that mounting panel (7) are separated, two the equal rotation of one end that dead lever (8) are separated is connected with connecting plate (10), two the equal fixedly connected with spacing post (11) of one side that connecting plate (10) are relative, the top fixedly connected with dead lever (12) of filter screen (5).

2. The multi-sample universal nucleic acid extractor of claim 1, wherein: four stop collars (13) are fixedly connected to the inner surface of the installation shell (2), and a small motor (14) is arranged in the installation shell (2).

3. The multi-sample universal nucleic acid extractor of claim 2, wherein: one end of the output shaft of the small motor (14) is fixedly connected with a fan blade (15), and the outer surface of the small motor (14) is fixedly connected with four L-shaped mounting frames (16).

4. The multi-sample universal nucleic acid extractor of claim 3, wherein: the four L-shaped mounting frames (16) are respectively arranged in the four limiting sleeves (13), and the top of the rotating shell (3) is fixedly connected with a fixing plate (17).

5. The multi-sample universal nucleic acid extractor of claim 4, wherein: the inside threaded connection of fixed plate (17) has two screw rods (18), the inside of nucleic acid extraction appearance body (1) is provided with cooling mechanism (19).

6. The multi-sample universal nucleic acid extractor of claim 1, wherein: the inside of nucleic acid extraction appearance body (1) is provided with perforated plate (20), through-hole (21) have been seted up in the left side of nucleic acid extraction appearance body (1).

7. The multi-sample universal nucleic acid extractor of claim 1, wherein: the right side of nucleic acid extraction appearance body (1) has seted up a plurality of louvre (22), the bottom fixedly connected with two slide rail strips (23) of nucleic acid extraction appearance body (1) inner wall.

8. The multi-sample universal nucleic acid extractor of claim 7, wherein: the nucleic acid extraction instrument body (1) is internally provided with a sample placing frame (24) which is arranged between two opposite sides of the sliding rail strips (23) in a sliding manner.