CN215277960U

CN215277960U - Centrifugal machine for stem cell separation

Info

Publication number: CN215277960U
Application number: CN202121006484.2U
Authority: CN
Inventors: 徐丽梅; 徐晓; 段莉
Original assignee: Shenzhen Second Peoples Hospital
Current assignee: Shenzhen Second Peoples Hospital
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-24
Anticipated expiration: 2031-05-12

Abstract

The utility model relates to the technical field related to cell engineering, in particular to a centrifugal machine for separating stem cells, which comprises a centrifugal machine body and an upper cover arranged on the centrifugal machine body, wherein the centrifugal machine body is of a rectangular platform body structure, the upper surface of the centrifugal machine body is provided with a centrifugal groove, a centrifugal component is rotatably arranged in the groove opening of the centrifugal machine body, and the centrifugal component is driven by a driving motor; first notch and second notch are all seted up through four edges and corners at the centrifuge body, through the flexible electric jar of mounting fixed mounting on the top surface of first notch, and set up the connecting plate on the telescopic link of flexible electric jar, and set up the piston at the lower surface of connecting plate, and the fixed glue of lower extreme border position department at the second notch has the sealing ring, thereby let centrifuge for the stem cell separation when in-service use, can adsorb through the negative pressure and fix on the table surface of glass material, thereby guarantee the stability of centrifuge for the stem cell separation when in-service use.

Description

Centrifugal machine for stem cell separation

Technical Field

The utility model relates to a cell engineering correlation technique field specifically is a centrifuge is used in stem cell separation.

Background

Centrifugal machine for stem cell separation is the professional splitter who separates and purify stem cell with the centrifugal force that the utilization fast rotation produced, when centrifuge operation, the slew velocity of its inside turn usually exceeds 10000/min, but current centrifuge is not provided with fastening device usually, only fix on the workstation under the pressure of dead weight, make centrifuge rotate along with the turn easily and produce the self-oscillation, it not only influences its centrifugal effect, and at long-time continuous operation, and do not have under the condition that the staff looked after, the phenomenon that the stem cell separation appears the landing from the desktop with centrifuge even can take place, thereby cause serious loss, for this reason, the utility model provides a centrifugal machine for stem cell separation is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stem cell is centrifuge for separation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal machine for stem cell separation comprises a centrifugal machine body and an upper cover arranged on the centrifugal machine body, wherein the centrifugal machine body is of a rectangular table structure, a centrifugal groove is formed in the upper surface of the centrifugal machine body, a centrifugal assembly is rotatably arranged in a notch of the centrifugal machine body and is driven by a driving motor, the upper cover is rotatably arranged on the upper surface of the centrifugal machine body through a hinge, the front side end of the upper cover and the front side end of the centrifugal machine body are clamped and fixed through a clamping lock, a mounting seat is arranged on the front side face of the centrifugal machine body close to the lower end of the centrifugal machine body, a display screen and a control button are arranged on the mounting seat, a first notch and a second notch are formed in each of four corners of the centrifugal machine body, the first notch is of a notch structure with a circular cross section, an air hole is reserved in the top of the first notch, and a sealing ring is fixedly glued to the edge position of the lower end of the second notch, the telescopic electric cylinder is fixedly mounted on the top surface of the first notch through a fixing part, a connecting plate is fixedly mounted at the lower end of a telescopic rod of the telescopic electric cylinder, a piston is fixedly mounted on the lower surface of the connecting plate, a first sealing plate is glued to the upper surface of the connecting plate, and a second sealing plate is glued to the lower surface of a cylinder body of the telescopic electric cylinder.

Preferably, the inner cavity of the second notch is in a round table shape, the sealing ring is a polyurethane ring, and the diameter of the inner ring of the sealing ring is larger than that of the lower end of the first notch.

Preferably, first closing plate, second closing plate are the annular plate, and first closing plate, second closing plate are the silica gel board, and both sizes of first closing plate, second closing plate are identical, and first closing plate external diameter is less than the diameter of first notch, and the internal diameter of first closing plate is greater than the telescopic link diameter of flexible electric jar, and flexible electric jar when the return stroke state, first closing plate, second closing plate are the setting that offsets, and the lower surface of flexible electric jar piston when the process state is parallel and level with the lower surface of first notch mutually.

Preferably, the lateral wall of the second notch is provided with a barometer, and the barometer is in electric signal connection with the PLC control module in the mounting seat.

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

1. the centrifuge comprises a centrifuge body, wherein four corners of the centrifuge body are respectively provided with a first notch and a second notch, a telescopic electric cylinder is fixedly installed on the top surface of the first notch through a fixing part, a connecting plate is arranged on a telescopic rod of the telescopic electric cylinder, a piston is arranged on the lower surface of the connecting plate, and a sealing ring is fixedly glued at the edge position of the lower end of the second notch, so that the centrifuge for stem cell separation can be adsorbed and fixed on a glass working table top through the action of negative pressure when the centrifuge is actually used, and the stability of the centrifuge for stem cell separation when the centrifuge is actually used is ensured;

2. and through the last fixed surface at the connecting plate first closing plate that splices, and the cylinder body lower surface at flexible electric jar is fixed and is spliced the second closing plate, thereby after the return stroke motion through flexible electric jar, can form the counterbalance effect between its first closing plate and the second closing plate, thereby let first closing plate, can form compression deformation between the second closing plate, thereby let first closing plate, second closing plate and first notch lateral wall, form sealed effect between the telescopic link, thereby realize auxiliary seal's effect to the piston, thereby guarantee its holistic absorption fixed stability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a half sectional view of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 2.

In the figure: centrifuge body 1, upper cover 2, mount pad 3, display screen 4, control button 5, first notch 6, second notch 7, flexible electric jar 8, connecting plate 9, piston 10, sealing ring 11, first closing plate 12, second closing plate 13.

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. 1-3, the present invention provides a technical solution: a centrifugal machine for stem cell separation comprises a centrifugal machine body 1 and an upper cover 2 arranged on the centrifugal machine body 1, wherein the centrifugal machine body 1 is of a rectangular table structure, the upper surface of the centrifugal machine body is provided with a centrifugal groove, a centrifugal assembly is rotatably arranged in the groove opening of the centrifugal machine body and is driven by a driving motor, the upper cover 2 is rotatably arranged on the upper surface of the centrifugal machine body 1 through a hinge, the front side end of the upper cover 2 is fixedly clamped with the front side end of the centrifugal machine body 1 through a clamping lock, the front side surface of the centrifugal machine body 1 is provided with a mounting seat 3 close to the lower end, the mounting seat 3 is provided with a display screen 4 and a control button 5, four corners of the centrifugal machine body 1 are respectively provided with a first groove opening 6 and a second groove opening 7, the first groove opening 6 is of a groove opening structure with a circular cross section, an air hole is reserved at the top of the first groove opening 6, a sealing ring 11 is fixedly glued at the lower end edge position of the second groove opening 7, a telescopic electric cylinder 8 is fixedly arranged on the top surface of the first notch 6 through a fixing piece, a connecting plate 9 is fixedly arranged at the lower end of a telescopic rod of the telescopic electric cylinder 8, a piston 10 is fixedly arranged on the lower surface of the connecting plate 9, a first sealing plate 12 is fixedly glued on the upper surface of the connecting plate 9, a second sealing plate 13 is fixedly glued on the lower surface of a cylinder body of the telescopic electric cylinder 8, a first notch 6 and a second notch 7 are respectively arranged at four corners of the centrifuge body 1, the telescopic electric cylinder 8 is fixedly arranged on the top surface of the first notch 6 through the fixing piece, the connecting plate 9 is arranged on the telescopic rod of the telescopic electric cylinder 8, the piston 10 is arranged on the lower surface of the connecting plate 9, and a sealing ring 11 is fixedly glued at the lower end edge position of the second notch 7, so that the centrifuge for separating dry cells can be adsorbed and fixed on a glass worktable through negative pressure when the centrifuge is actually used, thereby ensuring the stability of the centrifugal machine for separating stem cells in actual use.

Further, the inner cavity of the second notch 7 is arranged in a circular truncated cone shape, the sealing ring 11 is a polyurethane circular ring, and the diameter of the inner ring of the sealing ring 11 is larger than that of the lower end of the first notch 6;

furthermore, the first sealing plate 12 and the second sealing plate 13 are both annular plates, the first sealing plate 12 and the second sealing plate 13 are both silica gel plates, the sizes of the first sealing plate 12 and the second sealing plate 13 are identical, the outer diameter of the first sealing plate 12 is smaller than the diameter of the first notch 6, the inner diameter of the first sealing plate 12 is larger than the diameter of the telescopic rod of the telescopic electric cylinder 8, and the first sealing plate 12 and the second sealing plate 13 are arranged in a mutually abutting manner when the telescopic electric cylinder 8 is in a return stroke state, the lower surface of the piston 10 is flush with the lower surface of the first notch 6 when the telescopic electric cylinder 8 is in a process state, the first sealing plate 12 is fixedly connected to the upper surface of the connecting plate 9, the second sealing plate 13 is fixedly connected to the lower surface of the cylinder body of the telescopic electric cylinder 8, and the first sealing plate 12 and the second sealing plate 13 can form an abutting effect after the return stroke movement of the telescopic electric cylinder 8, therefore, the first sealing plate 12 and the second sealing plate 13 can be compressed and deformed, and a sealing effect is formed among the first sealing plate 12, the second sealing plate 13, the side wall of the first notch 6 and the telescopic rod, so that an auxiliary sealing effect is realized on the piston 10, and the overall adsorption and fixation stability of the piston is ensured;

furthermore, a barometer is arranged on the side wall of the second notch 7, and the barometer is in electrical signal connection with a PLC control module in the mounting base 3 to monitor the air pressure in the second notch 7, so that the reduction of the fixing stability of the second notch due to air leakage is avoided;

the working principle is as follows: a first notch 6 and a second notch 7 are respectively arranged at four corners of a centrifuge body 1, a telescopic electric cylinder 8 is fixedly arranged on the top surface of the first notch 6 through a fixing part, a connecting plate 9 is arranged on a telescopic rod of the telescopic electric cylinder 8, a piston 10 is arranged on the lower surface of the connecting plate 9, and a sealing ring 11 is fixedly glued at the lower end edge position of the second notch 7, so that the centrifuge for stem cell separation can be adsorbed and fixed on a glass work table top through negative pressure during actual use, the stability of the centrifuge for stem cell separation during actual use is ensured, a first sealing plate 12 is fixedly glued on the upper surface of the connecting plate 9, a second sealing plate 13 is fixedly glued on the lower surface of a cylinder body of the telescopic electric cylinder 8, and after return stroke movement of the telescopic electric cylinder 8, a counterbalance effect can be formed between the first sealing plate 12 and the second sealing plate 13, thereby let and to form compression deformation between first closing plate 12, the second closing plate 13 to let and form sealed effect between first closing plate 12, the second closing plate 13 and first notch 6 lateral wall, the telescopic link, thereby realize supplementary sealed effect to piston 10, thereby guarantee its whole fixed stability of absorption.

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. The utility model provides a stem cell is centrifuge for separation, includes centrifuge body (1) and upper cover (2) of setting on centrifuge body (1), centrifuge body (1) is a rectangle stage structure, and its upper surface has seted up centrifugal groove, and rotates in its notch and install centrifugal subassembly, and its centrifugal subassembly is for driving its characterized in that through driving motor: the upper cover (2) is rotatably installed on the upper surface of the centrifuge body (1) through a hinge, the front side end of the upper cover (2) is fixedly clamped with the front side end of the centrifuge body (1) through a snap lock, the front side surface of the centrifuge body (1) is provided with an installation seat (3) by the lower end, the installation seat (3) is provided with a display screen (4) and a control button (5), four corners of the centrifuge body (1) are respectively provided with a first notch (6) and a second notch (7), the first notch (6) is of a notch structure with a circular cross section, the top of the first notch (6) is provided with an air hole, the lower end edge position of the second notch (7) is fixedly connected with a sealing ring (11) in an adhesive mode, and a telescopic electric cylinder (8) is fixedly installed on the top surface of the first notch (6) through a fixing piece, the telescopic rod lower extreme fixed mounting of flexible electric jar (8) has connecting plate (9), the lower fixed surface of connecting plate (9) installs piston (10), the last fixed surface of connecting plate (9) is glued and is connected first closing plate (12), the cylinder body lower fixed surface of flexible electric jar (8) is glued and is connected second closing plate (13).

2. The centrifuge for stem cell separation according to claim 1, wherein: the inner cavity of the second notch (7) is arranged in a circular truncated cone shape.

3. The centrifuge for stem cell separation according to claim 1, wherein: the sealing ring (11) is a polyurethane circular ring, and the diameter of the inner ring of the sealing ring (11) is larger than that of the lower end of the first notch (6).

4. The centrifuge for stem cell separation according to claim 1, wherein: the sealing structure is characterized in that the first sealing plate (12) and the second sealing plate (13) are both annular plates, the first sealing plate (12) and the second sealing plate (13) are both silica gel plates, the sizes of the first sealing plate (12) and the second sealing plate (13) are identical, the outer diameter of the first sealing plate (12) is smaller than that of the first notch (6), and the inner diameter of the first sealing plate (12) is larger than that of a telescopic rod of the telescopic electric cylinder (8).

5. The centrifuge for stem cell separation according to claim 4, wherein: when the telescopic electric cylinder (8) is in a return stroke state, the first sealing plate (12) and the second sealing plate (13) are arranged in a propping mode, and the lower surface of the piston (10) of the telescopic electric cylinder (8) in a process state is flush with the lower surface of the first notch (6).

6. The centrifuge for stem cell separation according to claim 1, wherein: and an air pressure meter is arranged on the side wall of the second notch (7), and the air pressure meter is in electric signal connection with a PLC control module in the mounting seat (3).