CN219205677U

CN219205677U - Sub-totipotent stem cell draws cryopreservation device

Info

Publication number: CN219205677U
Application number: CN202320903651.6U
Authority: CN
Inventors: 曾素花; 杨丽铭
Original assignee: Beijing Kangtai Lianhe International Biotechnology Co ltd
Current assignee: Beijing Kangtai Lianhe International Biotechnology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-06-20
Anticipated expiration: 2033-04-21

Abstract

The utility model relates to the technical field of cell extraction and cryopreservation, in particular to a sub-totipotent stem cell extraction and cryopreservation device. The utility model provides a sub-totipotent stem cell extraction cryopreservation device which is convenient for taking a cryopreservation tube and improves operation safety. The utility model provides a device is frozen in extraction of sub-totipotent stem cell, includes freezing jar, lid, rack and mechanism of taking, and freezing jar anterior upside joint has the lid, and the rotation is connected with the rack in the freezing jar, opens the lid, places the freezing pipe that stores the sub-totipotent stem cell on the rack and carries out the low temperature and store, and freezing jar front portion is equipped with the mechanism of taking that is used for taking the freezing pipe. According to the utility model, the support plate moves to drive the taking piece to slide upwards on the guide chute, so that the effects of facilitating taking of the freezing storage tube and improving operation safety can be achieved.

Description

Sub-totipotent stem cell draws cryopreservation device

Technical Field

The utility model relates to the technical field of cell extraction and cryopreservation, in particular to a sub-totipotent stem cell extraction and cryopreservation device.

Background

The human sub-totipotent stem cells have the function of regulating immunity, can induce specific immune tolerance, have the characteristics of multi-tissue differentiation, regeneration and repair, functional reconstruction, important bidirectional immunoregulation and the like, develop a new treatment technology or clinical scheme for the treatment of various diseases, and have high application value in the aspect of medical practice.

After extracting the sub-totipotent stem cells, the sub-totipotent stem cells need to be stored in a low-temperature environment, the existing extraction freezing device is used for storing the freezing pipes storing the sub-totipotent stem cells in a liquid nitrogen tank at low temperature, and when the sub-totipotent stem cells need to be taken out, operators are required to use clamping equipment to clamp the freezing pipes in the liquid nitrogen tank, so that the operation is inconvenient, and certain potential safety hazards exist.

Therefore, aiming at the problems, a sub-totipotent stem cell extraction freezing device which is convenient for taking a freezing tube and improves the operation safety is developed.

Disclosure of Invention

The utility model provides a sub-totipotent stem cell extraction freezing device which is convenient for taking a freezing tube and improves the operation safety, and aims to overcome the defects that the existing device is inconvenient to operate when the freezing tube is taken and has certain potential safety hazard.

The technical scheme of the utility model is as follows: the utility model provides a device is frozen in extraction of sub-totipotent stem cell, includes freezing jar, lid, rack and mechanism of taking, and freezing jar anterior upside joint has the lid, and the rotation is connected with the rack in the freezing jar, opens the lid, places the freezing pipe that stores the sub-totipotent stem cell on the rack and carries out the low temperature and store, and freezing jar front portion is equipped with the mechanism of taking that is used for taking the freezing pipe.

Optionally, the mechanism of taking is including taking piece, backup pad and fixed pin, and the front wall is opened there is the direction spout in the freezing jar, and slidingtype connection has the piece of taking on the direction spout, and the piece top of taking is connected with the backup pad, and backup pad lower part front side slidingtype connection has the fixed pin, upwards pulls the backup pad, and the backup pad removes and drives the piece of taking and upwards slides on the direction spout, can take out the freezing pipe on the rack, and the fixed pin is fixed through backup pad to the piece of taking with freezing jar card switch-on.

Optionally, still including counterpoint mechanism, counterpoint mechanism is including counterpoint dish, installed part, card post and spring, and rack upper portion is connected with counterpoint dish, and freezing jar anterior upside is connected with the installed part, and slidingtype is connected with the card post on the installed part, is connected with the spring between card post and the installed part, and the rack rotates and drives counterpoint dish and rotate, drives the card post and slide on the installed part under the effect of spring, and the card post carries out the joint with the counterpoint dish and can counterpoint to be convenient for take out the cryopreservation pipe.

Optionally, a rotating handle is arranged at the top of the placement frame.

Optionally, a gripping plate is provided on the support plate.

Optionally, the rear portion of the clamping post is of a spherical structure.

The beneficial effects of the utility model are as follows: 1. according to the utility model, the support plate moves to drive the taking piece to slide upwards on the guide chute, so that the effects of facilitating taking of the freezing storage tube and improving operation safety can be achieved.

2. According to the utility model, the positioning disc is driven to rotate through the rotation of the placing frame, the clamping column is driven to be clamped with the positioning disc under the action of the spring, the effect of positioning the placing frame and conveniently taking out the freezing storage tube can be achieved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a perspective sectional view of the picking mechanism and the aligning mechanism of the present utility model.

Fig. 3 is a structural cross-sectional view of the alignment mechanism of the present utility model.

The reference symbols in the drawings: 1: freezing jar, 2: cover, 3: placing rack, 4: taking mechanism, 41: guide chute, 42: picking piece, 43: support plate, 44: fixing pin, 5: alignment mechanism, 51: alignment plate, 52: mounting, 53: clamping column, 54: and (3) a spring.

Detailed Description

The utility model will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the utility model, but are not to be construed as limiting the utility model.

The utility model provides a sub-totipotent stem cell draws cryopreservation device, as shown in figure 1, including freezing jar 1, lid 2, rack 3 and mechanism 4 of taking, freezing jar 1 anterior upside joint has lid 2, and the rotation is connected with rack 3 in the freezing jar 1, and rack 3 top is equipped with the turning handle, is convenient for drive rack 3 and rotates, and freezing jar 1 front portion is equipped with mechanism 4 of taking.

As shown in fig. 1 and 2, the taking mechanism 4 comprises a taking piece 42, a supporting plate 43 and a fixing pin 44, a guiding chute 41 is formed in the front wall of the freezing tank 1, the guiding chute 41 is connected with the taking piece 42 in a sliding manner, the top of the taking piece 42 is connected with the supporting plate 43, a grabbing plate is arranged on the supporting plate 43, the supporting plate 43 is convenient to pull, and the fixing pin 44 is connected to the front side of the lower portion of the supporting plate 43 in a sliding manner.

When the sub-totipotent stem cells need to be frozen, the device can be used for operation, firstly, the device is placed in an operation area, then the cover 2 is opened, the placing frame 3 is rotated, the frozen storage tubes in which the sub-totipotent stem cells are stored are placed on the placing frame 3 in sequence, then the cover 2 is covered for low-temperature storage, when the frozen storage tubes need to be taken out, the cover 2 can be opened, the supporting plate 43 is pulled upwards, the supporting plate 43 moves to drive the taking piece 42 to slide upwards on the guide sliding groove 41, the frozen storage tubes on the placing frame 3 can be taken out, the fixing pin 44 is clamped with the freezing tank 1 to fix the taking piece 42 through the supporting plate 43, then the frozen storage tubes are taken off from the taking piece 42, then the fixing pin 44 is separated from the freezing tank 1, the taking piece 42 slides downwards on the guide sliding groove 41 for resetting, finally, the placing frame 3 is rotated, and the frozen storage tubes are taken out from the freezing tank 1 in sequence repeatedly.

As shown in fig. 1-3, the refrigerator further comprises an alignment mechanism 5, the alignment mechanism 5 comprises an alignment disc 51, a mounting piece 52, a clamping column 53 and a spring 54, the upper portion of the placement frame 3 is connected with the alignment disc 51, the mounting piece 52 is connected to the upper side of the front portion of the refrigerator 1, the clamping column 53 is connected to the mounting piece 52 in a sliding mode, the rear portion of the clamping column 53 is of a spherical structure, and is convenient to clamp with the alignment disc 51, and the spring 54 is connected between the clamping column 53 and the mounting piece 52.

Use this device's aligning mechanism 5 can counterpoint rack 3, and rack 3 rotates and drives counterpoint dish 51 and rotate, drives card post 53 and slides on mounting 52 under the effect of spring 54, and card post 53 and counterpoint dish 51 carry out the joint and can counterpoint to counterpoint dish 51 to can counterpoint rack 3, make the cryopreservation pipe be located the piece 42 top of taking, and then be convenient for take out the cryopreservation pipe.

Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. A sub-totipotent stem cell extraction cryopreservation device is characterized in that: including freezing jar (1), lid (2), rack (3) and mechanism (4) of taking, freezing jar (1) anterior upside joint has lid (2), and rotation is connected with rack (3) in freezing jar (1), opens lid (2), places the cryopreservation tube that stores has sub-totipotent stem cell on rack (3) and carries out the low temperature and store, and freezing jar (1) front portion is equipped with and is used for carrying out mechanism (4) of taking to the cryopreservation tube.

2. The sub-totipotent stem cell extraction and cryopreservation device according to claim 1, wherein the device is characterized in that: the utility model provides a take mechanism (4) including taking piece (42), backup pad (43) and fixed pin (44), the front wall is opened there is direction spout (41) in freezing jar (1), slide-type connection has on direction spout (41) and takes piece (42), it is connected with backup pad (43) to take piece (42) top, backup pad (43) lower part front side sliding type connection has fixed pin (44), upwards pulling backup pad (43), backup pad (43) remove and drive take piece (42) upwards slide on direction spout (41), can take out the cryopreserved tube on rack (3), fixed pin (44) and freezing jar (1) card are put through backup pad (43) and are fixed taking piece (42).

3. The sub-totipotent stem cell extraction and cryopreservation device according to claim 2, which is characterized in that: the refrigerator is characterized by further comprising an alignment mechanism (5), wherein the alignment mechanism (5) comprises an alignment disc (51), a mounting piece (52), a clamping column (53) and a spring (54), the upper portion of the placement frame (3) is connected with the alignment disc (51), the upper side of the front portion of the refrigerator can (1) is connected with the mounting piece (52), the clamping column (53) is connected with the mounting piece (52) in a sliding mode, the spring (54) is connected between the clamping column (53) and the mounting piece (52), the placement frame (3) rotates to drive the alignment disc (51) to rotate, the clamping column (53) is driven to slide on the mounting piece (52) under the action of the spring (54), and the clamping column (53) and the alignment disc (51) are clamped to align the alignment disc (51), so that the refrigerator tube can be taken out conveniently.

4. The sub-totipotent stem cell extraction and cryopreservation device according to claim 1, wherein the device is characterized in that: the top of the placing rack (3) is provided with a rotating handle.

5. The sub-totipotent stem cell extraction and cryopreservation device according to claim 2, which is characterized in that: the support plate (43) is provided with a grip plate.

6. The sub-totipotent stem cell extraction and cryopreservation device according to claim 3, wherein the device is characterized in that: the rear part of the clamping column (53) is of a spherical structure.