CN214262345U

CN214262345U - Centrifugal device for biotechnology

Info

Publication number: CN214262345U
Application number: CN202023153961.6U
Authority: CN
Inventors: 王亚丹
Original assignee: Ruibiao Wuhan Biotechnology Co ltd
Current assignee: Ruibiao Wuhan Biotechnology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-24
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a centrifugal device for biotechnology, which comprises a box body, the top of the box body is rotationally connected with a cover plate, the top of the cover plate is fixedly connected with a handle, the bottom of the box body is fixedly connected with a base, the inner wall of the base is fixedly connected with a motor, the outer wall of the bottom of the box body is fixedly connected with an electric control mechanism, the inner wall of the box body is rotationally connected with a rotating rod, the rotating rod and the motor are fixedly connected, the test tube can be limited and fixed by arranging an upper fixed block, a lower fixed block and a screw rod thereof, the rotating rod is driven to rotate by arranging the motor, and the upper fixed block, the lower fixed block and the rotating rod are connected and fixed by a slide block and a second spring, so that the test tube in the upper fixed block and the lower fixed block can be rotated and centrifuged, and the position of the slide block can be changed to fix test tubes with different heights, and the influence of the upper and lower vibration of the rotating rod on the test tube can be reduced by arranging the second spring, thereby ensuring the quality of the centrifugal treatment.

Description

Centrifugal device for biotechnology

Technical Field

The utility model relates to a centrifugal device technical field especially relates to a centrifugal device for biotechnology.

Background

The centrifugal technology is to utilize the strong centrifugal force generated by the high-speed rotation of an object to make the suspended particles in a rotating body settle or float, thereby achieving the purpose of concentrating or separating some particles from other particles. Centrifugation is one of the most common methods for separating proteins, enzymes, nucleic acids and cellular subcomponents, and is also a common method for separation, purification or clarification in biochemical laboratories. In particular, ultrafreeze centrifugation has become a common technical method in laboratories for the study of biological macromolecules.

When the common centrifugal device is used, the centrifugal equipment is rotated at a high speed to separate materials, the requirement on the stability of the equipment is high, the vibration of the centrifugal machine enables the solution to reduce the eccentricity in the centrifugal process, and the conventional device for fixing the test tube cannot be conveniently adjusted, so that the test tubes with different specifications are very troublesome to install and inconvenient to use, and therefore, the research on the centrifugal device which is convenient to adjust and install and is resistant to vibration influence is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a centrifugal device for biotechnology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a centrifugal device for biotechnology, includes the box, the box top is rotated and is connected with the apron, apron top fixedly connected with handle, bottom half fixedly connected with base, inner wall fixedly connected with motor of base, bottom half outer wall fixedly connected with electrical control mechanism, the inner wall of box rotates and is connected with the dwang, dwang and motor fixed connection, the dwang both ends all are provided with the slider, slider other end fixedly connected with second spring, dwang both ends outer wall top is provided with the fixed block, dwang both ends outer wall bottom is provided with down the fixed block, go up the fixed block and all with second spring fixed connection with lower fixed block, go up the fixed block and keep away from the equal threaded connection of second spring one end screw rod with lower fixed block.

Preferably, apron bottom fixedly connected with bearing, the bearing inner wall rotates and is connected with solid fixed ring, and solid fixed ring internal diameter is the same with the dwang external diameter.

Preferably, the outer wall of the two ends of the rotating rod is provided with a sliding groove, the sliding block is connected with the sliding groove in a sliding mode, and the outer wall of the end, away from the sliding groove, of the sliding block is in threaded connection with a limiting bolt.

Preferably, go up the fixed block and keep away from dwang one end and be provided with the limiting plate, limiting plate one end fixedly connected with third spring, the third spring other end and box inner wall fixed connection, the limiting plate is close to fixed block one end outer wall roll connection and has a plurality of gyro wheels.

Preferably, the inner walls of the upper fixing block and the lower fixing block are provided with rubber plates, and the rubber plates are rotatably connected with the screw rods.

Preferably, the outer wall of the bottom of the box body is fixedly connected with a plurality of ultraviolet lamps, and the ultraviolet lamps are electrically connected with the electric control mechanism.

Preferably, the bottom of the cover plate is fixedly connected with a plurality of first springs, the bottom of each first spring is fixedly connected with a connecting plate, and the bottom of each connecting plate is fixedly connected with the corresponding bearing.

The utility model has the advantages that:

1. can carry out spacing fixed to the test tube through setting up fixed block and lower fixed block and screw rod, rotate through setting up the motor drive dwang, and go up the fixed block and fixed by slider and second spring coupling down between fixed block and the dwang, thereby make the test tube in fixed block and the lower fixed block rotate the centrifugation, and can change the position of slider and can fix the not test tube of co-altitude, can reduce the influence of vibrations about the dwang to the test tube through setting up the second spring, thereby guarantee centrifugal treatment's quality.

2. The limiting plate connected by the third spring through the inner wall of the box body can limit and protect the upper fixing block and the lower fixing block, the upper fixing block and the lower fixing block are prevented from contacting with the inner wall of the box body, a plurality of rollers are arranged on the outer wall of the limiting plate, the upper fixing block and the lower fixing block are enabled to contact with the rollers when rotating, and contact safety is guaranteed.

3. Through setting up the apron bottom and being connected fixedly by first spring coupling's connecting plate and bearing, after covering the apron, with the solid fixed ring subrack dwang in the bearing, make dwang top and bearing rotate and connect, and can carry out effective elastic buffer to the dwang top, reduce vibrations to centrifugal influence.

Drawings

Fig. 1 is a schematic cross-sectional view of a centrifugal apparatus for biotechnology according to embodiment 1 of the present invention;

fig. 2 is a schematic view of an internal partial main structure of a centrifugal device for biotechnology according to the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of a centrifugal device for biotechnology according to embodiment 2 of the present invention.

In the figure: the device comprises a box body 1, a connecting plate 2, a first spring 3, a rotating rod 4, a lifting handle 5, a bearing 6, a sliding chute 7, a cover plate 8, a limiting bolt 9, an upper fixing block 10, a sliding block 11, a rubber plate 12, a screw 13, a lower fixing block 14, a second spring 15, a motor 16, an electric control mechanism 17, a base 18, an ultraviolet lamp 19, a roller 20, a limiting plate 21 and a third spring 22.

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.

Example 1

Referring to fig. 1-2, a centrifugal device for biotechnology, comprising a box body 1, a cover plate 8 is rotatably connected to the top of the box body 1, a handle 5 is fixedly connected to the top of the cover plate 8, a base 18 is fixedly connected to the bottom of the box body 1, a motor 16 is fixedly connected to the inner wall of the base 18, an electric control mechanism 17 is fixedly connected to the outer wall of the bottom of the box body 1, a rotating rod 4 is rotatably connected to the inner wall of the box body 1, the rotating rod 4 and the motor 16 are fixedly connected, sliders 11 are respectively arranged at two ends of the rotating rod 4, a second spring 15 is fixedly connected to the other end of each slider 11, an upper fixing block 10 is arranged at the top of the outer wall of each rotating rod 4, a lower fixing block 14 is arranged at the bottom of the outer wall of each rotating rod 4, the upper fixing block 10 and the lower fixing block 14 are both fixedly connected to the second spring 15, a screw 13 is respectively connected to one end of each upper fixing block 10 and one end of each lower fixing block 14, which is far away from the second spring 15, and the screw 13 thereof can limit and fix a test tube, drive dwang 4 through setting up motor 16 and rotate, and go up fixed block 10 and down between fixed block 14 and the dwang 4 by slider 11 and second spring 15 connection fixed to the test tube that makes in fixed block 10 and the lower fixed block 14 rotates the centrifugation, and can change slider 11's position can fix the not test tube of co-altitude, can reduce the influence of vibrations about the dwang 14 to the test tube through setting up second spring 15, thereby guarantee centrifugal processing's quality.

In the utility model, the bottom of the cover plate 8 is fixedly connected with the bearing 6, the inner wall of the bearing 6 is rotatably connected with the fixing ring, the inner diameter of the fixing ring is the same as the outer diameter of the rotating rod 4, and the top of the rotating rod 4 is limited and rotated;

the outer walls of the two ends of the rotating rod 4 are provided with sliding grooves 7, the sliding block 11 is in sliding connection with the sliding grooves 7, and the outer wall of the sliding block 11, which is far away from the sliding grooves 7, is in threaded connection with a limiting bolt 9, so that the position of the sliding block 11 is adjusted and limited;

a limiting plate 21 is arranged at one end, far away from the rotating rod 4, of the upper fixing block 10, a third spring 22 is fixedly connected to one end of the limiting plate 21, the other end of the third spring 22 is fixedly connected with the inner wall of the box body 1, the outer wall, close to one end of the upper fixing block 10, of the limiting plate 21 is connected with a plurality of rollers 20 in a rolling mode, the inner wall of the box body 1 is arranged, and the limiting plate 21 connected through the third spring 22 can limit and protect the upper fixing block 10 and the lower fixing block 14, so that the upper fixing block 10 and the lower fixing block 14 are prevented from contacting with the inner wall of the box body 1, and the outer wall of the limiting plate 21 is provided with the plurality of rollers 20, so that the upper fixing block 10 and the lower fixing block 14 are in contact with the rollers 20 when rotating, and the contact safety is ensured;

the inner walls of the upper fixing block 10 and the lower fixing block 14 are provided with rubber plates 12, and the rubber plates 12 are rotationally connected with the screw 13 to protectively fix the test tube;

the outer wall fixedly connected with a plurality of ultraviolet lamps 19 of box 1 bottom, ultraviolet lamp 19 and electrical control mechanism 17 electric connection carry out ultraviolet germicidal treatment to being in centrifugal test tube.

The working principle is as follows: in the spare part of the device, all the components are referred to as structural parts for connection, the specific connection means refers to the following working principle that the components are connected in sequence, the detailed connection means is the known technology in the field, the following main description of the working principle and process does not refer to the following description, when the device is used, the test tube can be limited and fixed by arranging the upper fixed block 10, the lower fixed block 14 and the screw rod 13 thereof, the rotating rod 4 is driven to rotate by arranging the motor 16, and the upper fixed block 10, the lower fixed block 14 and the rotating rod 4 are connected and fixed by the sliding block 11 and the second spring 15, so that the test tube in the upper fixed block 10 and the lower fixed block 14 can rotate and centrifuge, the test tubes with different heights can be fixed by changing the position of the sliding block 11, and the influence of the vertical vibration of the rotating rod 14 on the test tube can be reduced by arranging the second spring 15, thereby ensuring the quality of the centrifugal treatment.

Example 2

Referring to fig. 2-3, a centrifugal device for biotechnology, 8 bottom fixedly connected with a plurality of first springs 3 of apron, 3 bottom fixedly connected with connecting plate 2 of first spring, 2 bottom and bearing 6 fixed connection of connecting plate.

The working principle is as follows: connect fixedly through setting up connecting plate 2 and the bearing 6 that 8 bottoms of apron are connected by first spring 3, after 8 laps, with solid fixed ring subrack dwang 4 in the bearing 6, make 4 tops of dwang and bearing 6 rotate to be connected, and can carry out effective elastic buffer to 4 tops of dwang, reduce vibrations to centrifugal influence.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The centrifugal device for the biotechnology comprises a box body (1), wherein the top of the box body (1) is rotatably connected with a cover plate (8), the top of the cover plate (8) is fixedly connected with a handle (5), the bottom of the box body (1) is fixedly connected with a base (18), the inner wall of the base (18) is fixedly connected with a motor (16), the outer wall of the bottom of the box body (1) is fixedly connected with an electric control mechanism (17), the centrifugal device is characterized in that the inner wall of the box body (1) is rotatably connected with a rotating rod (4), the rotating rod (4) is fixedly connected with the motor (16), both ends of the rotating rod (4) are respectively provided with a sliding block (11), the other end of the sliding block (11) is fixedly connected with a second spring (15), the tops of the outer walls at both ends of the rotating rod (4) are provided with an upper fixed block (10), and the bottoms of the outer walls at both ends of the rotating rod (4) are provided with a lower fixed block (14), go up fixed block (10) and lower fixed block (14) all with second spring (15) fixed connection, go up fixed block (10) and lower fixed block (14) and keep away from second spring (15) one end equal threaded connection has screw rod (13).

2. The centrifugal device for biotechnology according to claim 1, wherein the bottom of the cover plate (8) is fixedly connected with a bearing (6), the inner wall of the bearing (6) is rotatably connected with a fixing ring, and the inner diameter of the fixing ring is the same as the outer diameter of the rotating rod (4).

3. The centrifugal device for biotechnology according to claim 1, wherein the outer wall of the rotating rod (4) is provided with a sliding groove (7), the sliding block (11) is slidably connected with the sliding groove (7), and the outer wall of the sliding block (11) far away from the sliding groove (7) is in threaded connection with a limit bolt (9).

4. The centrifugal device for biotechnology according to claim 1, wherein, a limiting plate (21) is arranged at one end of the upper fixed block (10) far away from the rotating rod (4), a third spring (22) is fixedly connected to one end of the limiting plate (21), the other end of the third spring (22) is fixedly connected to the inner wall of the box body (1), and a plurality of rollers (20) are connected to the outer wall of one end of the limiting plate (21) close to the upper fixed block (10) in a rolling manner.

5. The centrifugal device for biotechnology according to claim 1, wherein the inner walls of the upper fixed block (10) and the lower fixed block (14) are provided with rubber plates (12), and the rubber plates (12) are rotatably connected with the screw (13).

6. The centrifugal device for biotechnology according to claim 1, wherein a plurality of ultraviolet lamps (19) are fixedly connected to the outer wall of the bottom of the box body (1), and the ultraviolet lamps (19) are electrically connected with the electric control mechanism (17).

7. A centrifugal device for biotechnology according to claim 1 or 2, wherein a plurality of first springs (3) are fixedly connected to the bottom of the cover plate (8), a connecting plate (2) is fixedly connected to the bottom of the first springs (3), and the bottom of the connecting plate (2) is fixedly connected to the bearing (6).