CN219824237U

CN219824237U - Centrifugal device for cell culture

Info

Publication number: CN219824237U
Application number: CN202321054822.9U
Authority: CN
Inventors: 王禄; 姚成岭; 文学军; 黄好学
Original assignee: Shandong Kejin Biological Development Co ltd
Current assignee: Shandong Kejin Biological Development Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-13
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a centrifugal device for cell culture, which relates to the technical field of biological cells and comprises a centrifugal box and a placing frame, wherein an equipment cavity and a centrifugal cavity are arranged in the centrifugal box, a box cover is arranged on the centrifugal box in a turnover manner, a gear motor is arranged in the equipment cavity, a fixing component for fixing the placing frame is arranged on the gear motor, the fixing frame is positioned in the centrifugal cavity, and the placing frame is detachably arranged on the fixing component so as to enable the placing frame to be correspondingly replaced according to the specification of a centrifuge tube specification. The device is suitable for centrifuge tubes with different specifications, has a higher application range, and has simple operation and high use value in whole cell centrifugation operation.

Description

Centrifugal device for cell culture

Technical Field

The utility model relates to the technical field of biological cells, in particular to a centrifugal device for cell culture.

Background

Cell centrifugation is a fundamental means of studying, for example, nuclei, mitochondria, golgi, lysosomes and microsomes, and various macromolecules, and utilizes centrifugal force when an object rotates at high speed to cause suspended particles placed in a rotating body to settle or float, thereby achieving the purpose of concentrating or separating certain particles from other particles.

Chinese patent CN217221946U discloses an immune cell centrifugation device, including the centrifugation device main part, be provided with test tube fixture on the inner wall of centrifugation device main part, the lower bottom surface of centrifugation device main part is provided with stabilizing mean, test tube fixture is including the centrifugation pivot, the surface rotation of centrifugation pivot is connected with the spliced pole, the one end surface fixedly connected with centre gripping box of centrifugal pivot is kept away from to the spliced pole.

Chinese patent CN113019715a discloses a biological cell centrifugation device convenient to adjust different kinds of cell centrifugation speed, including the box, the bottom swing joint of box has the dwang, the top fixedly connected with longitudinal screw of dwang, the outer wall threaded connection of longitudinal screw has longitudinal slide.

The two prior arts meet the centrifugal operation of cells, but the centrifugal operation of cells has different sizes of centrifugal tubes with various specifications of 0.5ml, 1.5ml, 5ml and the like in the specific operation process, and the device has single use and limited application range.

Disclosure of Invention

The present utility model is directed to solving the problems set forth in the background art, and further provides a centrifugal device for cell culture.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a centrifugal device for cell culture, includes centrifugal box and rack, is equipped with equipment chamber and centrifugal chamber in the centrifugal box, and the upset is provided with the case lid on the centrifugal box, and equipment intracavity is equipped with gear motor, is equipped with the fixed subassembly that is used for fixed rack on the gear motor, and the mount is in centrifugal chamber, and rack detachable installs on fixed subassembly so that can change according to centrifuging tube specification rack specification is corresponding.

Further, fixed subassembly includes bottom plate, inserted post, apron and fixing base, and the bottom plate is in centrifugal intracavity and is connected with gear motor, and the bottom plate middle part is provided with an inserted post perpendicularly, has inserted the apron on the inserted post and passes through the fixed apron position of fixing base.

Further, the fixing seat is in threaded connection with the inserted column so as to facilitate disassembly and assembly between the fixing seat and the inserted column.

Further, the shape of the rack main body is round, a jack for accessing the inserting column is arranged in the center of the rack, and a plurality of placing holes for placing the centrifuge tube are further formed in the rack.

Further, rubber pads are arranged around the placing holes so as to improve the placing effect on the centrifuge tube.

Further, the box cover is provided with an observation window which is convenient for a worker to check the centrifugal process.

Further, the bottom of the centrifugal box is provided with a base, and the base adopts EVA (ethylene-vinyl acetate) shockproof, anti-skid and shock-absorbing foot pads to avoid vibration, noise and position deviation in the process of the device.

Further, the centrifugal box is connected with the box cover through the electric rod, so that the telescopic motion of the electric rod is converted into the opening and closing motion of the box cover, the bottom end of the electric rod is positioned in the equipment cavity, and the top end of the electric rod penetrates through a movable opening arranged at the top of the equipment cavity to be connected with the box cover.

Further, still include control panel, control panel sets up in the centrifugal case outside in order to the staff operation, and control panel electric connection has gear motor and electric pole.

Further, be equipped with dustproof rubber ring on the centrifugal box, dustproof rubber ring is provided with the round in order to improve the dustproof effect to the cell centrifugation in-process along centrifugal chamber upper surface.

Further, be provided with brake subassembly in the equipment chamber so that the gear motor accomplish instantaneous stop after the centrifugation, brake subassembly includes electronic jar and clamping block, and electronic jar has two and symmetry setting at the equipment intracavity, and electronic jar is connected with clamping block, and clamping block is used for locking gear motor's rotor.

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

the centrifugal tube fixing device is suitable for the use of centrifugal tubes with different specifications, has a higher use range, the placing frame is detachably arranged on the fixing assembly so that the specification of the placing frame can be correspondingly changed according to the specification of the centrifugal tube, when the centrifugal tube fixing device is used, the cover plate and the fixing seat in the fixing assembly are taken down, then the centrifugal tube is placed on the placing frame, then the cover plate is placed on the placing frame to compress the centrifugal tube, the fixing seat is used for fixing the position of the centrifugal tube, the device is started, the speed reducing motor operates to drive the centrifugal tube to perform centrifugal motion, and after the speed reducing motor finishes, the centrifugal tube is taken down, so that the whole cell centrifugal operation is simple to operate and has high use value.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a structure of a rack;

FIG. 3 is an external schematic view of the present utility model;

FIG. 4 is a schematic illustration of the installation of a brake assembly;

wherein: 1. a centrifugal box; 11. a case cover; 12. an observation window; 13. an electric lever; 14. a base; 2. a speed reducing motor; 3. a bottom plate; 31. inserting a column; 32. a cover plate; 33. a fixing seat; 4. a placing rack; 41. a jack; 42. placing the hole; 5. a dustproof rubber ring; 6. a control panel; 7. an electric cylinder; 71. and (5) clamping the block.

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. The utility model will be further described with reference to the accompanying drawings and examples:

as shown in fig. 1 to 3, a centrifugal device for cell culture comprises a centrifugal box 1 and a plurality of storage racks 4 with different specifications for storing centrifugal tubes, wherein a device cavity and a centrifugal cavity are arranged in the centrifugal box 1, a box cover 11 for sealing the centrifugal cavity is arranged on the centrifugal box 1 in a turnover manner, and an observation window 12 for facilitating a worker to check a centrifugal process is arranged on the box cover 11; the bottom of the centrifugal box 1 is provided with a base 14, and the base 14 adopts EVA (ethylene-vinyl acetate) shockproof, anti-skid and shock-absorbing foot pads to avoid vibration, noise and position deviation in the process of the device; the equipment intracavity is equipped with gear motor 2, is equipped with the fixed subassembly that is used for fixed rack 4 on the gear motor 2 so that rack 4 utilize fixed subassembly to fix the back and rotate along with gear motor 2's function, and the mount is in centrifugal intracavity, and rack 4 detachable installs on fixed subassembly so that can change according to centrifuging tube specification rack 4 specification is corresponding.

In the above scheme, the fixing component comprises a bottom plate 3, a plug-in column 31, a cover plate 32 and a fixing seat 33, wherein the bottom plate 3 is positioned in the centrifugal cavity and is connected with the gear motor 2, the middle part of the bottom plate 3 is vertically provided with the plug-in column 31, the plug-in column 31 is connected with the cover plate 32 and fixes the position of the cover plate 32 through the fixing seat 33, and the fixing seat 33 is in threaded connection with the plug-in column 31 so as to facilitate the disassembly and assembly between the two; in the implementation process, the placement frame 4 is firstly installed on the bottom plate 3, then the cover plate 32 is placed on the placement frame 4 to compress the placement frame 4 so as to avoid the position deviation of the placement frame 4 in the centrifugation process, and then the cover plate 32 is fixedly locked by the fixing seat 33.

In the above scheme, the main body of the placement frame 4 is circular, the center of the placement frame 4 is provided with a jack 41 for accessing the inserted column 31, the placement frame 4 is also provided with a plurality of placement holes 42 for placing centrifuge tubes, and rubber pads are arranged around the placement holes 42 to improve the placement effect on the centrifuge tubes; the main body structure of each rack 4 remains identical, differing only in the aperture of the placement holes 42.

In the above scheme, the case cover 11 is automatically opened and closed, the centrifugal case 1 and the case cover 11 are connected through the electric rod 13, so that the telescopic motion of the electric rod 13 is converted into the opening and closing motion of the case cover 11, specifically, the bottom end of the electric rod 13 is positioned in the equipment cavity, and the top end of the electric rod 13 passes through the movable opening arranged at the top of the equipment cavity and is connected with the case cover 11.

Of course, the device also comprises a control panel 6 in a specific use process, as shown in fig. 3, the control panel 6 is arranged outside the centrifugal box 1 so as to be convenient for operators to operate, and the control panel 6 is electrically connected with the gear motor 2 and the electric rod 13; in the implementation process, the control panel 6 is operated to start the device, the cover 11 is automatically opened, the cover plate 32 and the fixing seat 33 are taken down, the centrifuge tube is placed on the placing frame 4, then the cover plate 32 is placed on the placing frame 4 to compress the centrifuge tube, the position of the centrifuge tube is fixed by the fixing seat 33, then the control panel 6 is operated, the cover 11 is automatically closed, finally, the gear motor 2 operates to drive the centrifuge tube to perform centrifugal motion, and after the completion, the centrifuge tube is taken down.

In the above scheme, in order to improve the dustproof effect in the cell centrifugation process, as shown in fig. 1, a dustproof rubber ring 5 is arranged on the centrifugal box 1, and a circle of dustproof rubber ring 5 is arranged along the upper surface of the centrifugal cavity; in the implementation process of the scheme, the cover 11 is contacted with the dustproof rubber ring 5 in the closing process, and then the dustproof rubber ring is compressed, so that no gap exists between the cover 11 and the upper surface of the centrifugal cavity, and the centrifugal cavity is completely closed.

In order to avoid that the gear motor 2 can not stop rotating in time after the centrifugation is finished, as shown in fig. 4, the design is further provided with a brake component in the equipment cavity so that the gear motor 2 can stop instantaneously after the centrifugation is finished, the brake component comprises two electric cylinders 7 and two clamping blocks 71, the two electric cylinders 7 are symmetrically arranged in the equipment cavity, the two electric cylinders 7 are connected with the clamping blocks 71, and the clamping blocks 71 are used for locking a rotor of the gear motor 2.

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 foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A centrifugal device for cell culture, which is characterized by comprising a centrifugal box (1) and a placing frame (4);

the centrifugal box (1) is internally provided with an equipment cavity and a centrifugal cavity, and a box cover (11) is arranged on the centrifugal box (1) in a turnover way;

the equipment cavity is internally provided with a gear motor (2), the gear motor (2) is provided with a fixing component for fixing the placing rack (4), the fixing rack is positioned in the centrifugal cavity, and the placing rack (4) is detachably arranged on the fixing component so that the placing rack (4) can be correspondingly replaced according to the specification of the centrifugal pipe specification.

2. The centrifugal device for cell culture according to claim 1, wherein the fixing component comprises a bottom plate (3), a plug column (31), a cover plate (32) and a fixing seat (33), the bottom plate (3) is positioned in the centrifugal cavity and is connected with the gear motor (2), the plug column (31) is vertically arranged in the middle of the bottom plate (3), and the cover plate (32) is connected to the plug column (31) and fixed at the position of the cover plate (32) through the fixing seat (33).

3. A centrifugal device for cell culture according to claim 2, wherein the fixing base (33) is screwed with the plug (31).

4. The centrifugal device for cell culture according to claim 2, wherein the main body of the placement frame (4) is circular, a jack (41) for inserting the inserting column (31) is arranged in the center of the placement frame (4), and a plurality of placement holes (42) for placing centrifugal tubes are further formed in the placement frame (4).

5. The centrifugal device for cell culture according to claim 4, wherein rubber pads are provided around the placement holes (42).

6. The centrifugal device for cell culture according to claim 1, wherein a base (14) is arranged at the bottom of the centrifugal box (1), and the base (14) adopts EVA (ethylene vinyl acetate) shockproof, anti-skidding and shock-absorbing foot pads.

7. The centrifugal device for cell culture according to claim 1, wherein the centrifugal box (1) is connected with the box cover (11) through an electric rod (13), the bottom end of the electric rod (13) is positioned in the equipment cavity, and the top end of the electric rod (13) passes through a movable port arranged at the top of the equipment cavity and is connected with the box cover (11).

8. The centrifugal device for cell culture according to claim 1, wherein the centrifugal box (1) is provided with a dustproof rubber ring (5), and the dustproof rubber ring (5) is provided with a circle along the upper surface of the centrifugal cavity.

9. The centrifugal device for cell culture according to claim 1, wherein a brake assembly is arranged in the equipment cavity, the brake assembly comprises two electric cylinders (7) and clamping blocks (71), the two electric cylinders (7) are symmetrically arranged in the equipment cavity, and the clamping blocks (71) are connected with the electric cylinders (7).