CN214716142U

CN214716142U - Vortex oscillator for nucleic acid purification

Info

Publication number: CN214716142U
Application number: CN202022974158.2U
Authority: CN
Inventors: 陶晔; 林芹; 查富蓉; 林爱婷; 查富星
Original assignee: Shanghai Ling Ling Biotechnology Co ltd
Current assignee: Shanghai Ling Ling Biotechnology Co ltd
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-11-16
Anticipated expiration: 2030-12-12

Abstract

The utility model discloses a vortex oscillator for nucleic acid purification, including rotatory tray, first motor, transmission frame, elevation structure and revolution mechanic, rotatory tray bottom and fixed column fixed connection, and fixed column bottom and guide block fixed connection, rotatory tray bottom central point puts and transmission shaft fixed connection simultaneously to the lower extreme of transmission shaft passes the wallboard and the worm wheel fixed connection of studio through the bearing, first motor is installed in the inside of studio, and studio bottom and buffer board fixed connection, and the buffer board sets up the inside at the casing simultaneously to the inner wall fixed surface of casing is connected with the gag lever post, transmission frame upper end and buffer board fixed connection. This a vortex oscillator for nucleic acid purification, guide block sliding connection reduce the frictional force between rotatory tray and the studio at the guide track, reduce the work load of first motor, improve the life of first motor.

Description

Vortex oscillator for nucleic acid purification

Technical Field

The utility model relates to a vortex oscillator equipment science and technology technical field specifically is a vortex oscillator for nucleic acid purification.

Background

In the process of nucleic acid purification, a vortex oscillator is required to be used, and the prior art discloses (application number: CN201821247971.6) a vortex oscillator through retrieval, wherein, the method comprises the steps of starting a first motor, a second motor and a cylinder to enable a reagent in a test tube to generate vortex oscillation, shaking the reagent for a period of time to enable the first motor, the second motor and the cylinder to be closed to finish the operation; "under the drive of first motor, realize the rotation work of rotatory tray, the bottom of rotatory tray is connected with the upper surface contact of studio, and this is exactly so that rotatory tray is when the pivoted, and the bottom of rotatory tray rubs with the upper surface of studio, increases the work load of first motor, reduces the life of first motor.

To this end, we propose a vortex oscillator for nucleic acid purification to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a vortex oscillator for nucleic acid purification, which solves the above mentioned drawbacks of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vortex oscillator for nucleic acid purification, includes rotatory tray, first motor, transmission frame, elevation structure and revolution mechanic, rotatory tray bottom and fixed column fixed connection, and fixed column bottom and guide block fixed connection, rotatory tray bottom central point puts and transmission shaft fixed connection simultaneously to the wallboard and the worm wheel fixed connection that the lower extreme of transmission shaft passed the studio through the bearing, first motor is installed in the inside of studio, and studio bottom and buffer board fixed connection, and the buffer board sets up the inside at the casing simultaneously to the inner wall fixed surface of casing is connected with the gag lever post, transmission frame upper end and buffer board fixed connection, and transmission frame internally mounted have the eccentric wheel, and eccentric wheel fixed mounting is on the axostylus axostyle simultaneously.

Preferably, the rotary tray is of a circular structure made of metal materials, four groups of guide blocks are uniformly arranged at the bottom of the rotary tray, the four groups of guide blocks are uniformly arranged in an arc shape, and the guide blocks are connected to the inside of the guide rail in a sliding mode.

Preferably, the worm wheel and the transmission shaft are coaxially arranged, the worm wheel is matched with the worm in size, the worm wheel is meshed with the worm and connected with the worm, and the output shaft of the first motor is fixedly connected with the worm.

Preferably, two sets of spacing holes have all been seted up at the both ends of buffer board, and spacing downthehole portion is pegged graft and is had the gag lever post, and reset spring has been cup jointed in the gag lever post outside, and reset spring sets up the bottom at the buffer board.

Preferably, the transmission frame is matched with the eccentric wheel in size, and the eccentric wheel is in transmission connection with the buffer plate through the transmission frame.

Preferably, the lifting structure is composed of a second motor, an eccentric wheel and a transmission frame, and an output shaft of the second motor is fixedly connected with the shaft rod.

Preferably, the rotating structure is composed of four parts, namely a first motor, a worm wheel, a transmission shaft and a worm.

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

1. when the buffer plate is driven by the lifting structure to carry out lifting operation, the two ends of the buffer plate are respectively sleeved with the limiting rods, so that the buffer plate which moves vertically can be limited and guided, the stability of the buffer plate during working is ensured, the buffer plate is prevented from inclining during lifting operation,

2. the guide block is connected to the guide rail in a sliding mode, friction between the rotary tray and the working chamber is reduced, the working load of the first motor is reduced, and the service life of the first motor is prolonged.

Drawings

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

FIG. 2 is a schematic view of the structure of the buffer plate of the present invention;

fig. 3 is a side view of the structure of fig. 1;

fig. 4 is a side view of the structure of fig. 2;

FIG. 5 is a top view of the rotary tray of the present invention;

fig. 6 is a schematic view of the structure guide block of the present invention.

Reference numbers in the figures: 1. rotating the tray; 2. a guide block; 3. a guide rail; 4. a first motor; 5. a worm gear; 6. a drive shaft; 7. a worm; 8. a working chamber; 9. fixing a column; 10. a housing; 11. a buffer plate; 12. a return spring; 13. a limiting rod; 14. an eccentric wheel; 15. a shaft lever; 16. a second motor; 17. a transmission frame; 18. a lifting structure; 19. and (5) a rotating structure.

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 vortex oscillator for nucleic acid purification comprises a rotary tray 1, a first motor 4, a transmission frame 17, a lifting structure 18 and a rotary structure 19, wherein the bottom of the rotary tray 1 is fixedly connected with a fixed column 9, the bottom of the fixed column 9 is fixedly connected with a guide block 2, the central position of the bottom of the rotary tray 1 is fixedly connected with a transmission shaft 6, the lower end of the transmission shaft 6 penetrates through a wall plate of a working chamber 8 through a bearing and is fixedly connected with a worm wheel 5, the first motor 4 is installed inside the working chamber 8, the bottom of the working chamber 8 is fixedly connected with a buffer plate 11, the buffer plate 11 is arranged inside a shell 10, a limiting rod 13 is fixedly connected to the surface of the inner wall of the shell 10, the upper end of the transmission frame 17 is fixedly connected with the buffer plate 11, an eccentric wheel 14 is installed inside the transmission frame 17, and the eccentric wheel 14 is fixedly installed on a shaft rod 15; two ends of the buffer plate 11 are respectively provided with two groups of limiting holes, limiting rods 13 are inserted into the limiting holes, return springs 12 are sleeved on the outer sides of the limiting rods 13, and the return springs 12 are arranged at the bottom of the buffer plate 11; the rotary tray 1 is a circular structure made of metal materials, four groups of guide blocks 2 are uniformly arranged at the bottom of the rotary tray 1, the four groups of guide blocks 2 are uniformly arranged in an arc shape, and meanwhile, the guide blocks 2 are connected inside the guide track 3 in a sliding manner; the worm wheel 5 and the transmission shaft 6 are coaxially arranged, the worm wheel 5 is matched with the worm 7 in size, meanwhile, the worm wheel 5 is meshed with the worm 7, and the output shaft of the first motor 4 is fixedly connected with the worm 7; the transmission frame 17 is matched with the eccentric wheel 14 in size, and the eccentric wheel 14 is in transmission connection with the buffer plate 11 through the transmission frame 17; the lifting structure 18 is composed of a second motor 16, an eccentric wheel 14 and a transmission frame 17, and an output shaft of the second motor 16 is fixedly connected with the shaft rod 15; the rotating structure 19 is composed of four parts, namely a first motor 4, a worm wheel 5, a transmission shaft 6 and a worm 7.

As shown in fig. 1-4: when needing to carry out the operation of going up and down to the swivel tray 1, start the external switch of second motor 16, second motor 16 improves axostylus axostyle 15 and drives eccentric wheel 14 and rotate, eccentric wheel 14 drives buffer board 11 downstream through transmission frame 17, buffer board 11 compresses the operation to reset spring 12 simultaneously, when the bottom of eccentric wheel 14 and the lower surface contact of transmission frame 17, buffer board 11 at this moment removes to minimum position, when the bottom of eccentric wheel 14 breaks away from transmission frame 17, reset spring 12 at this moment resets and rebounds, drive buffer board 11 rebound, make buffer board 11 resume to original position, with this lift work who realizes buffer board 11.

As shown in fig. 1-2: when buffer board 11 carries out the operation of going up and down under elevation structure's 18 drive, gag lever post 13 has all been cup jointed at its both ends, can carry on spacingly and the direction to vertical movement's buffer board 11, guarantee buffer board 11 stability at the during operation time, avoid buffer board 11 to take place the slope in the operation of going up and down, the rotatory operation of rotatory tray 1 can be realized in setting up of revolution mechanic 19, the operation of going up and down of rotatory tray 1 can be realized in the setting of elevation structure 18.

The working principle is as follows: when the vortex oscillator for nucleic acid purification is used, when the rotating tray 1 needs to rotate, an external switch of the first motor 4 is started, the first motor 4 drives the worm wheel 5 to rotate through the worm 7, the worm wheel 5 drives the rotating tray 1 to rotate through the transmission shaft 6, when the rotating tray 1 rotates, four groups of guide blocks 2 at the bottom of the rotating tray 1 are connected inside the guide rail 3 in a sliding mode, the rotating tray 1 is limited and guided when rotating, the rotating tray 1 is prevented from inclining when rotating, meanwhile, the friction force between the rotating tray 1 and the working chamber 8 is reduced, the working load of the first motor 4 is reduced, and the service life of the first motor 4 is prolonged; this is the entire process of operation of the vortex oscillator for nucleic acid purification.

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 vortex oscillator for nucleic acid purification, including rotatory tray (1), first motor (4), drive frame (17), elevation structure (18) and revolution mechanic (19), characterized in that: the bottom of the rotary tray (1) is fixedly connected with a fixed column (9), the bottom of the fixed column (9) is fixedly connected with a guide block (2), meanwhile, the center of the bottom of the rotary tray (1) is fixedly connected with the transmission shaft (6), the lower end of the transmission shaft (6) passes through the wall plate of the working chamber (8) through a bearing and is fixedly connected with the worm wheel (5), the first motor (4) is arranged in the working chamber (8), the bottom of the working chamber (8) is fixedly connected with a buffer plate (11), the buffer plate (11) is arranged in the shell (10), and the inner wall surface of the shell (10) is fixedly connected with a limiting rod (13), the upper end of the transmission frame (17) is fixedly connected with the buffer plate (11), and an eccentric wheel (14) is arranged in the transmission frame (17), and the eccentric wheel (14) is fixedly arranged on the shaft rod (15).

2. A vortex oscillator for nucleic acid purification according to claim 1, wherein: rotatory tray (1) is the circular structure of being made by the metal material, and the bottom of rotatory tray (1) evenly is provided with four groups of guide block (2), and the even arc of four groups of guide block (2) sets up, and guide block (2) sliding connection is in the inside of guide rail (3) simultaneously.

3. A vortex oscillator for nucleic acid purification according to claim 1, wherein: worm wheel (5) and transmission shaft (6) are coaxial setting, and worm wheel (5) and worm (7) size looks adaptation, and worm wheel (5) are connected with worm (7) meshing simultaneously, the output shaft and worm (7) fixed connection of first motor (4).

4. A vortex oscillator for nucleic acid purification according to claim 1, wherein: two sets of spacing holes have all been seted up at the both ends of buffer board (11), and spacing downthehole portion is pegged graft and is had gag lever post (13), and reset spring (12) have been cup jointed in gag lever post (13) outside, and reset spring (12) set up the bottom at buffer board (11).

5. A vortex oscillator for nucleic acid purification according to claim 1, wherein: the transmission frame (17) is matched with the eccentric wheel (14) in size, and the eccentric wheel (14) is in transmission connection with the buffer plate (11) through the transmission frame (17).

6. A vortex oscillator for nucleic acid purification according to claim 1, wherein: the lifting structure (18) consists of a second motor (16), an eccentric wheel (14) and a transmission frame (17), and an output shaft of the second motor (16) is fixedly connected with the shaft rod (15).

7. A vortex oscillator for nucleic acid purification according to claim 1, wherein: the rotating structure (19) is composed of a first motor (4), a worm wheel (5), a transmission shaft (6) and a worm (7).