CN219043336U

CN219043336U - Centrifugal tube electromagnetic force frame

Info

Publication number: CN219043336U
Application number: CN202222529037.6U
Authority: CN
Inventors: 朱琦; 李巧玲; 孙文静
Original assignee: Hefei Xingzhi Biotechnology Co ltd
Current assignee: Hefei Xingzhi Biotechnology Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-05-19
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses an electromagnetic force frame of a centrifuge tube, which comprises a lower support plate, a vertical plate fixed on the lower support plate, electromagnetic devices equidistantly arranged on the vertical plate and an upper support plate fixed on the top of the vertical plate, wherein an upper mounting hole is formed in the upper support plate, a lower positioning hole is formed in the lower support plate, and a fixing assembly for fixing the centrifuge tube is arranged at the bottom of the upper support plate. According to the utility model, the centrifuge tube is inserted from the upper mounting hole, the lower end of the centrifuge tube is inserted into the lower positioning hole, then the connecting ring is loosened, the connecting strip is pushed to push the arc-shaped clamping plate to move due to the elastic force of the spring, the arc-shaped clamping plate is contacted with the centrifuge tube to fix the centrifuge tube, so that the centrifuge tube is prevented from falling off, when waste liquid is required to be poured at the same time, the electromagnetic force frame is only required to be turned over, the efficiency of waste liquid treatment is improved, the operation time is saved, each centrifuge tube is not required to be poured one by one, the labor intensity is reduced, and the centrifuge tube cannot fall off from the magnetic force frame.

Description

Centrifugal tube electromagnetic force frame

Technical Field

The utility model relates to the technical field of molecular biology, in particular to an electromagnetic force frame of a centrifugal tube.

Background

Nucleic acid extraction by the magnetic bead method can be generally divided into four steps: cleavage-binding-washing-elution. The magnetic bead method is to lyse sample cells through cell lysate, and the nucleic acid molecules released from the cells are specifically adsorbed to the surfaces of magnetic beads to form magnetic bead-nucleic acid polymer, while the impurities such as proteins are not adsorbed but remain in solution.

The utility model provides a nucleic acid extraction centrifuging tube electromagnetic force support to published as 202020155265.X, includes vertical support, upper horizontal support, upper fixed orifices, lower horizontal support, lower fixed orifices, electromagnetic means, switch and supply socket, vertical support be a rectangle box that comprises panel, its below both sides respectively have evenly distributed's 6 apertures, total 12 apertures, upper horizontal support be rectangle panel structure, upper fixed orifices be 12 apertures of upper horizontal support evenly distributed, lower horizontal support be rectangle panel structure, lower fixed orifices be evenly distributed 12 apertures on lower horizontal support to with upper fixed orifices one-to-one, electromagnetic means be by 12 enamelled coil and 12 soft iron cylinders of copper, it is located the rectangle box inside constitution electro-magnet of vertical support. The magnetic force can be controlled at any time, so that the magnetic beads can be controlled, the batch effect during washing is realized, and the working efficiency can be improved. The scheme can control the existence of magnetic force at any time through an electromagnetic principle, achieves the control of magnetic beads, achieves the effect of batch carrying out during washing, and can improve the working efficiency, but after the experiment is completed, liquid in the centrifuge tube is poured, the electromagnetic force frame cannot simultaneously pour the centrifuge tube, and after the electromagnetic force frame is overturned, the centrifuge tube falls off from the mounting hole easily.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an electromagnetic force frame of a centrifugal tube, and solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the electromagnetic force frame of the centrifuge tube comprises a lower support plate, a vertical plate fixed on the lower support plate, electromagnetic devices equidistantly arranged on the vertical plate and an upper support plate fixed on the top of the vertical plate, wherein an upper mounting hole is formed in the upper support plate, a lower positioning hole is formed in the lower support plate, and a fixing assembly used for fixing the centrifuge tube is arranged at the bottom of the upper support plate;

the fixing component comprises an arc-shaped clamping plate and a connecting strip fixed at the top of the arc-shaped clamping plate, a limiting groove is formed in the bottom of the upper support plate, the connecting strip is slidably arranged inside the limiting groove, and a spring is fixedly connected between the connecting strip and the limiting groove.

Preferably, one side of the connecting strip is fixedly connected with a connecting ring for traction of the connecting strip.

Preferably, the limit groove is a T-shaped groove, and the upper end of the connecting strip is provided with a T-shaped end part.

Preferably, the riser one side fixedly connected with spacing frame, spacing frame inside has the joint groove, riser opposite side fixedly connected with spacing, the screw thread is provided with the bolt on the spacing frame.

Preferably, the clamping groove is a T-shaped groove, and the limit strip is a T-shaped strip.

Preferably, the number of the bolts is four, and the bolts are symmetrically distributed on two sides.

(III) beneficial effects

The utility model provides an electromagnetic force frame of a centrifuge tube, which has the following beneficial effects:

1. according to the utility model, the fixing assembly is adopted, the centrifugal tube is inserted from the upper mounting hole, the lower end is inserted into the lower positioning hole, then the connecting ring is loosened, the connecting strip is pushed due to the elastic force of the spring, the connecting strip pushes the arc-shaped clamping plate to move, the arc-shaped clamping plate is contacted with the centrifugal tube to fix the centrifugal tube, so that the centrifugal tube is prevented from falling off, when waste liquid needs to be poured at the same time, only the electromagnetic force frame needs to be turned over, the efficiency of waste liquid treatment is improved, the operation time is saved, each centrifugal tube does not need to be poured one by one, the labor intensity is reduced, and the centrifugal tube cannot fall off from the magnetic force frame.

2. According to the utility model, the limit frame and the limit bar are adopted, when the two electromagnetic force frames are required to be connected, the limit bar is inserted into the limit frame in a sliding manner, and then the bolt is screwed on the limit frame, so that the bolt is propped against the limit bar, and at the moment, the connection of the two electromagnetic force frames is realized, and the actual use requirement is met.

Drawings

FIG. 1 is a left-hand perspective structure diagram of an electromagnetic force frame of a centrifuge tube;

fig. 2 is a right-side perspective structure diagram of an electromagnetic force frame of a centrifugal tube provided by the utility model;

FIG. 3 is a right side perspective structure diagram of an electromagnetic force frame of a centrifugal tube provided by the utility model;

fig. 4 is an enlarged structural view at a of fig. 3.

In the figure: 1. a lower support plate; 2. a riser; 3. an upper support plate; 4. an upper mounting hole; 5. a lower positioning hole; 6. an electromagnetic device; 7. a fixing assembly; 71. a connecting strip; 72. an arc-shaped clamping plate; 73. a connecting ring; 74. a spring; 8. a limit groove; 9. a limit frame; 10. a bolt; 11. and a limit strip.

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.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the electromagnetic force frame of the centrifuge tube comprises a lower support plate 1, vertical plates 2 fixed on the lower support plate 1, electromagnetic devices 6 (starting the electromagnetic devices 6 to process samples in the centrifuge tube) equidistantly arranged on the vertical plates 2, an upper support plate 3 fixed on the top of the vertical plates 2, upper mounting holes 4 arranged on the upper support plate 3, lower positioning holes 5 arranged on the lower support plate 1, wherein the number of the lower positioning holes 5 is the same as that of the upper mounting holes 4, the lower positioning holes are concentrically arranged, and fixing assemblies 7 used for fixing the centrifuge tube are arranged at the bottom of the upper support plate 3;

the fixing component 7 comprises an arc-shaped clamping plate 72 and a connecting strip 71 fixed at the top of the arc-shaped clamping plate 72, a limiting groove 8 is formed in the bottom of the upper support plate 3, the connecting strip 71 is slidably arranged inside the limiting groove 8, a spring 74 is fixedly connected between the connecting strip 71 and the limiting groove 8, and a connecting ring 73 used for pulling the connecting strip 71 is fixedly connected to one side of the connecting strip 71.

Insert the centrifuging tube from last mounting hole 4, the lower extreme inserts in lower locating hole 5, then loosen this go-between 73, owing to the elasticity effect of spring 74, promote this connecting strip 71, the connecting strip 71 promotes arc grip block 72 motion, arc grip block 72 and centrifuging tube contact realization are fixed the centrifuging tube, thereby prevent that the centrifuging tube from droing, start electromagnetic means 6 handles the inside sample of centrifuging tube, after accomplishing the processing, when need empty the waste liquid simultaneously, only need overturn this electromagnetic force frame can, and the centrifuging tube can not drop from the magnetic force frame, thereby waste liquid treatment's efficiency has been improved, operating time has been saved, need not every centrifuging tube to empty one by one, intensity of labour has been reduced, when dismantling this centrifuging tube, pulling go-between 73, make arc grip block 72 and centrifuging tube separation, with the centrifuging tube follow in the mounting hole 4 in this moment, perhaps directly upwards pull out also can.

The limiting groove 8 is a T-shaped groove, the upper end of the connecting strip 71 is provided with a T-shaped end, the shape of the limiting groove 8 limits the connecting strip 71, and the T-shaped end is matched with the limiting groove 8 to prevent the connecting strip 71 from falling off.

The limiting frame 9 is fixedly connected to one side of the vertical plate 2, a clamping groove is formed in the limiting frame 9, limiting strips 11 are fixedly connected to the other side of the vertical plate 2, bolts 10 are arranged on the limiting frame 9 in a threaded mode, the clamping groove is a T-shaped groove, the structure of the clamping groove is identical to that of the limiting grooves 8, the limiting strips 11 are T-shaped strips, the limiting grooves 8 are matched with the limiting strips 11, the limiting strips 11 are inserted into the limiting grooves 8, the purpose of connection is achieved, the special T-shaped grooves ensure that the limiting strips 11 cannot fall off from the grooves, and the bolts 10 are distributed symmetrically on two sides.

When two electromagnetic force frames need to be connected, the limiting bars 11 are slidably inserted into the corresponding limiting frames 9, then the bolts 10 are screwed on the limiting frames 9, so that the bolts 10 are propped against the limiting bars 11, connection of the two electromagnetic force frames is realized, and the two electromagnetic force frames are combined into one, so that a plurality of centrifugal tubes can be simultaneously arranged, and the actual use requirement is met.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An electromagnetic force frame of a centrifuge tube is characterized in that: the centrifugal tube centrifuge comprises a lower support plate (1), a vertical plate (2) fixed on the lower support plate (1), electromagnetic devices (6) equidistantly arranged on the vertical plate (2) and an upper support plate (3) fixed on the top of the vertical plate (2), wherein an upper mounting hole (4) is formed in the upper support plate (3), a lower positioning hole (5) is formed in the lower support plate (1), and a fixing assembly (7) for fixing the centrifugal tube is arranged at the bottom of the upper support plate (3);

the fixing assembly (7) comprises an arc-shaped clamping plate (72) and a connecting strip (71) fixed at the top of the arc-shaped clamping plate (72), a limiting groove (8) is formed in the bottom of the upper support plate (3), the connecting strip (71) is slidably arranged inside the limiting groove (8), and a spring (74) is fixedly connected between the connecting strip (71) and the limiting groove (8).

2. The centrifuge tube electromagnetic force frame of claim 1, wherein: one side of the connecting strip (71) is fixedly connected with a connecting ring (73) for pulling the connecting strip (71).

3. The centrifuge tube electromagnetic force frame of claim 2, wherein: the limiting groove (8) is a T-shaped groove, and the upper end of the connecting strip (71) is provided with a T-shaped end part.

4. The centrifuge tube electromagnetic force frame of claim 1, wherein: the utility model discloses a vertical plate, including riser (2), limiting frame (9) is fixed connection to riser (2) one side, limiting frame (9) inside has the joint groove, riser (2) opposite side fixedly connected with spacing (11), screw thread is provided with bolt (10) on limiting frame (9).

5. The centrifuge tube electromagnetic force frame of claim 4, wherein: the clamping groove is a T-shaped groove, and the limiting strip (11) is a T-shaped strip.

6. The centrifuge tube electromagnetic force frame of claim 4, wherein: the number of the bolts (10) is four, and the bolts are symmetrically distributed on two sides.