CN215140987U

CN215140987U - Microplate centrifuge

Info

Publication number: CN215140987U
Application number: CN202023267561.8U
Authority: CN
Inventors: 李小娟; 刘家朋
Original assignee: Beiyisheng Intelligent Technology Suzhou Co ltd
Current assignee: Beiyisheng Intelligent Technology Suzhou Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-14
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to an automation equipment technical field discloses a micropore board centrifuge, including centrifugal frame and servo motor, centrifugal frame top is the mounting panel, and servo motor installs in the below of mounting panel, and servo motor's pivot stretches out the mounting panel top, and the shaft coupling is connected in the pivot, and the shaft coupling top sets up the ring flange, and fixed connection changes the board on the ring flange, and the bilateral symmetry of changeing the board sets up puts the magazine, it is used for placing the micropore board in the magazine to put. The utility model discloses realize that automatic operation is got and is put the micropore board and carry out centrifugal action to make the micropore board location after the centrifugal action.

Description

Microplate centrifuge

Technical Field

The utility model relates to an automation equipment technical field especially relates to a micropore board centrifuge.

Background

In the PCR detection process, a quantitative solution is injected into the microplate. Because the solution amount is small, generally less than 2ul, the small liquid drop is difficult to be positioned at the tube bottom in the microporous plate after liquid injection.

Therefore, in the PCR process, the microplate is centrifuged to spin the solution from the walls or other locations of the microplate through a centrifuge to the bottom of the tube by centrifugal force.

Because the existing operation is manual operation, the centrifuge is manually switched on and off, when the centrifuge stops working, the microporous plate is manually taken down from the centrifuge and then put into the microporous plate to be processed for next operation.

This mode of operation is not suitable for automated PCR detection work and does not match automated equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, provide a micropore board centrifuge realizes that automatic operation is got and is put the micropore board and carry out centrifugation action to make the micropore board location after the centrifugation action.

The utility model adopts the technical proposal that:

the utility model provides a micropore board centrifuge, characterized by, includes centrifuge frame and servo motor, centrifuge frame top is the mounting panel, and servo motor installs in the below of mounting panel, and servo motor's pivot stretches out the mounting panel top, and the shaft coupling is connected to the pivot, and the shaft coupling top sets up the ring flange, and fixed connection changes the board on the ring flange, and the bilateral symmetry of changeing the board sets up puts the magazine, be used for placing the micropore board in putting the magazine.

Furthermore, the micropore plates are vertically arranged in the material placing box, the micropore plates arranged on two sides are the same, and the bottoms of the micropore plates face away from the rotating shaft of the servo motor.

Furthermore, the material containing boxes are arranged symmetrically.

Furthermore, a limiting piece is arranged on a rotating shaft of the servo motor, a groove sensor is arranged on the centrifugal rack, and when the groove sensor is matched with the limiting piece, the rotating angle of the servo motor is positioned.

Furthermore, a plurality of symmetrical lightening holes are formed in the rotating plate.

Furthermore, the shell is arranged outside the microporous plate centrifuge, a microporous plate channel is arranged above the shell, and the microporous plate channel is positioned at a position corresponding to the material placing box.

Furthermore, a push-pull type upper cover is arranged on the micropore plate channel, a sensor is arranged on the side edge of the micropore plate channel and used for sensing the opening and closing of the upper cover, and the system controls the operation of the centrifuge according to the opening and closing conditions of the upper cover.

Further, the rotating speed of the servo motor is 2000-2500 rpm.

The utility model has the advantages that:

(1) the micro-porous plate is automatically taken and placed to a centrifuge, so that the automation of PCR operation is realized;

(2) after centrifugation, the positioning is carried out at an initial position, so that the positioning operation of the manipulator is facilitated;

(3) the centrifugal operation of two or four symmetrical micro-porous plates can be completed at one time.

Drawings

FIG. 1 is a schematic perspective view of the present invention, in which the housing is made transparent;

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

fig. 3 is a partially enlarged view of the positioning structure.

The reference numbers in the drawings are respectively:

1. a centrifuge housing; 2, a servo motor;

3. mounting a plate; 4, coupling;

5. a flange plate; 6, rotating the plate;

7. placing a material box; 8, micro-porous plate;

9. lightening holes; 10, a housing;

11. a microplate channel; 12, an upper cover;

13. a sensor; 14, a limiting sheet;

15. a groove sensor.

Detailed Description

The following describes in detail the embodiments of the microplate centrifuge of the present invention with reference to the drawings.

Referring to the attached drawings 1 and 2, the micropore plate centrifuge comprises a centrifuge frame 1 and a servo motor 2, a mounting plate 3 is arranged above the centrifuge frame 1, the servo motor 2 is arranged below the mounting plate 3, a rotating shaft of the servo motor 2 extends out of the upper portion of the mounting plate 3, the rotating shaft is connected with a coupler 4, a flange 5 is arranged above the coupler 4, a rotating plate 6 is fixedly connected onto the flange 5, material placing boxes 7 are symmetrically arranged on two sides of the rotating plate 6, and micropore plates 8 are arranged in the material placing boxes 7. The micropore plate 8 is vertically arranged in the material placing box 7, the micropore plates 8 arranged on two sides are the same, and the bottom of the micropore plate 8 faces back to the rotating shaft of the servo motor 2. When the servo motor 2 rotates, the liquid in the micropore plate 8 is thrown into the bottom of the tube towards the bottom under the action of centrifugal force.

The material placing boxes 7 are symmetrically provided with two or four material placing boxes 7, and more than six symmetrical material placing boxes 7 can be arranged on a micropore plate 8 with a smaller size. The rotating plate 6 is provided with a plurality of symmetrical lightening holes 9, the material placing box 7 is made of metal plates or high polymer materials, the weight of the two sides is uniform, and uneven stress during centrifugal action is reduced.

The shell 10 is arranged outside the micropore plate centrifuge, the micropore plate channel 11 is arranged above the shell 10, and the micropore plate channel 11 is positioned at the corresponding position of the material placing box 7. The push-pull type upper cover 12 is arranged on the micropore plate channel 11, the sensor 13 is arranged on the side edge of the micropore plate channel 11, the sensor 13 senses the opening and closing of the upper cover 12, and the system controls the operation of the centrifuge according to the opening and closing conditions of the upper cover 12. When the upper cover 12 is opened, the centrifuge stops operating to prevent a safety accident.

Referring to fig. 3, a rotating shaft of the servo motor 2 is provided with a limiting piece 14, a groove sensor 15 is arranged on the centrifugal frame 1, and when the groove sensor 15 is matched with the limiting piece 14, the rotating angle of the servo motor 2 is positioned.

The working process is as follows: in the initial state, the limiting piece 14 and the groove sensor 15 are in the matching position. The mechanical arm or the robot is put into the micro-hole plate 8 from the opened upper cover 12 to the material placing box 7, and the micro-hole plate 8 is injected with a certain amount of solution. After the upper cover 12 is closed, the centrifuge is started, the rotation speed of the servo motor 2 is maintained at 2000-2500 rpm for a period of time, the rotation of the servo motor 2 is stopped, the groove sensor 15 senses the limiting piece 14 after the speed of the servo motor 2 is reduced, when the rotation speed is within a preset range and the groove sensor 15 is matched with the limiting piece 14, the clamping position of the servo motor 2 is stopped, the microporous plate 8 is stopped at an initial position, the operation of a mechanical arm or a robot is facilitated during automatic operation, and the microporous plate 8 is conveniently taken out after the upper cover 12 is opened by the mechanical arm or the robot.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A microplate centrifuge, characterized in that: including centrifuge frame and servo motor, centrifuge frame top is the mounting panel, and servo motor installs in the below of mounting panel, and servo motor's pivot stretches out the mounting panel top, and the shaft coupling is connected to the pivot, and the shaft coupling top sets up the ring flange, and fixed connection changes the board on the ring flange, and the bilateral symmetry of changeing the board sets up the material box, be used for placing the micropore board in the material box.

2. The microplate centrifuge of claim 1, wherein: the micropore plates are vertically arranged in the material placing box, the micropore plates arranged on two sides are the same, and the bottoms of the micropore plates face away from the rotating shaft of the servo motor.

3. The microplate centrifuge of claim 1, wherein: the material containing boxes are four symmetrically arranged.

4. The microplate centrifuge of any one of claims 1-3, wherein: the centrifugal positioning device is characterized in that a limiting piece is arranged on a rotating shaft of the servo motor, a groove sensor is arranged on the centrifugal rack, and when the groove sensor is matched with the limiting piece, the rotating angle of the servo motor is positioned.

5. The microplate centrifuge of any one of claims 1-3, wherein: and a plurality of symmetrical lightening holes are formed in the rotating plate.

6. The microplate centrifuge of any one of claims 1-3, wherein: the shell is arranged outside the microporous plate centrifuge, a microporous plate channel is arranged above the shell, and the microporous plate channel is located at a position corresponding to the material placing box.

7. The microplate centrifuge of claim 6, wherein: the micro-pore plate channel is provided with a push-pull type upper cover, the side edge of the micro-pore plate channel is provided with a sensor, the sensor senses the opening and closing of the upper cover, and the system controls the operation of the centrifuge according to the opening and closing conditions of the upper cover.

8. The microplate centrifuge of any one of claims 1-3, wherein: the rotating speed of the servo motor is 2000-2500 rpm.