CN210929358U

CN210929358U - Liquid nitrogen cell cryopreservation tube realized through superconductor suspension effect

Info

Publication number: CN210929358U
Application number: CN201922046908.7U
Authority: CN
Inventors: 马文康; 杜葳; 罗健东; 刘学源; 洪玮; 蒋丽丽; 罗敏桃; 郑嘉诚
Original assignee: Guangzhou Medical University
Current assignee: Guangzhou Medical University
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-07
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a liquid nitrogen cell freezing tube realized by superconductor suspension effect, which relates to the technical field of cell freezing, comprising a liquid nitrogen tank, a storage cavity is arranged in the liquid nitrogen tank, a liquid nitrogen layer is arranged in the storage cavity, a superconductor cryopreservation tube is arranged in the liquid nitrogen layer, a cell cryopreservation tube body is arranged on the superconductor cryopreservation tube, the outer wall of the cell cryopreservation tube body is provided with a convex block, the outer wall of the cell cryopreservation tube body is sleeved with a first superconductor block, the inside of the first superconductor block is provided with a clamping groove, and the externally mounted of first superconductor block has label paper, the utility model discloses a superconductor block has solved inside the cell cryopreserving pipe easily fell into the liquid nitrogen container, the problem of taking out not convenient for, through the mouth of pipe backing plate, has solved the mouth of pipe and has glued cell liquid, is not convenient for clean problem.

Description

Liquid nitrogen cell cryopreservation tube realized through superconductor suspension effect

Technical Field

The utility model belongs to the technical field of the cell cryopreserving, concretely relates to liquid nitrogen cell cryopreserving pipe that realizes through superconductor suspension effect.

Background

The cell cryopreservation is a technology for placing cells in a low-temperature environment and reducing cell metabolism so as to be stored for a long time, the cell cryopreservation is one of main methods for cell preservation, the cell preservation effect is achieved, the cells are placed into a cell cryopreservation tube and then placed in a liquid nitrogen low-temperature environment to be reduced for preservation, but the existing cell cryopreservation tube cannot meet the use requirement, the cell cryopreservation tube is easy to drop into a liquid nitrogen tank and is not convenient to take out, and in the process of loading the cells, cell liquid is adhered to a tube opening, so that the liquid nitrogen cell cryopreservation tube is not convenient to wipe clean.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid nitrogen cell that realizes through superconductor suspension effect freezes deposits pipe to the cell that proposes in solving above-mentioned background art freezes to deposit the pipe and easily falls into inside the liquid nitrogen container, is not convenient for take out, and the mouth of pipe glues cell liquid, is not convenient for clean problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid nitrogen cell cryopreserved pipe through superconductor suspension effect realization, includes the liquid nitrogen container, the storage chamber has been seted up to the inside of liquid nitrogen container, the inside of storing the chamber is equipped with the liquid nitrogen layer, the inside superconductor that is equipped with of liquid nitrogen layer cryopreserved pipe, the superconductor cryopreserved installs the cell on the pipe and cryopreserves the pipe body, and the cell cryopreserved pipe body's outer wall installs the lug, and the cell cryopreserved pipe body's outer wall cover is equipped with first superconductor block, the draw-in groove has been seted up to the inside of first superconductor block, and the externally mounted of first superconductor block has label paper.

Preferably, the cell cryopreservation tube body is provided with a tube orifice base plate at the top end, a tube orifice clamping groove is formed in the tube orifice base plate, and a convex ring is arranged on one side of the top end of the cell cryopreservation tube body.

Preferably, the top of the cell cryopreservation tube body is provided with a top cover, and the outer wall of the top cover is sleeved with a second superconductor block.

Preferably, the outer wall of the cell cryopreservation tube body is provided with a scale groove, and the bottom of the cell cryopreservation tube body is provided with a supporting seat.

Preferably, the number of the clamping grooves is six, and the six clamping grooves are distributed on the first superconductor block in a ring array.

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

(1) the utility model discloses a superconductor block, superconductor block are fixed and are deposited the outside of managing body and top cap at the cell freezing, utilize the superconductor to hang the effect, and the cell freezing is deposited the pipe and is in the suspended state in the liquid nitrogen jar, has guaranteed that the cell freezing is deposited the pipe and can not fall into liquid nitrogen tank bottom, has solved inside the cell freezing is deposited the pipe and is easily fallen into the liquid nitrogen jar, the problem of being not convenient for take out.

(2) The utility model discloses a mouth of pipe backing plate is depositing the cell liquid in-process of packing into in the pipe body to the cell freezing, freezes the mouth of pipe department of depositing the pipe body with mouth of pipe backing plate card at the cell, and the cell liquid can not glue the mouth of pipe, is favorable to keeping the cleanness that the mouth of pipe goes out, has solved the mouth of pipe and has glued the cell liquid, is not convenient for clean problem.

Drawings

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

FIG. 2 is a schematic structural diagram of a superconductor cryopreservation tube of the present invention;

FIG. 3 is a schematic structural view of the cell cryopreservation tube body of the present invention;

FIG. 4 is a top view of a first superconductor block of the invention;

FIG. 5 is a cross-sectional view of a port pad of the present invention;

in the figure: 1-freezing and storing a tube by a superconductor; 101-a first superconductor block; 102-label paper; 103-freezing and storing the tube body; 104-a second superconductor block; 105-a top cover; 2-a liquid nitrogen tank; 3-a storage chamber; 4-liquid nitrogen layer; 5-a support seat; 6-a scale groove; 7-pipe orifice backing plate; 8-convex ring; 9-a bump; 10-a card slot; 11-pipe orifice clamping groove.

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. 1-5, the present invention provides the following technical solutions: a liquid nitrogen cell cryopreservation tube realized by a superconductor suspension effect comprises a liquid nitrogen tank 2, wherein the side surface of the liquid nitrogen tank 2 is opened and is sealed by a safety door which is connected in a rotating way, a storage cavity 3 is arranged inside the liquid nitrogen tank 2, the safety doors are arranged at different directions on the side surface of the liquid nitrogen tank 2, when the superconductor cryopreservation tube is taken, the safety doors are opened and are taken out from the side surface, the top of the liquid nitrogen tank 2 is kept still, a liquid nitrogen layer 4 is arranged inside the storage cavity 3, the liquid nitrogen of the liquid nitrogen layer is colorless and odorless, and low-temperature liquid and gas under high pressure, a superconductor cryopreservation tube 1 is arranged inside the liquid nitrogen layer 4, a cell cryopreservation tube body 103 is arranged on the superconductor cryopreservation tube 1, a lug 9 is arranged on the outer wall of the cell cryopreservation tube body 103, a first superconductor block 101 is sleeved on the outer wall of the cell cryopreservation tube body 103, a clamping groove 10 is arranged inside the first superconductor block 101, the superconductor block is of high temperature T_cMade of superconducting material, high temperature T_cThe superconducting material is a silver oxide doped Y-Ba-Cu-O high-temperature superconductor, and the superconductor has zero resistance in the presence of liquid nitrogenAnd the magnet has complete diamagnetism, and when the magnet is contacted with the magnet, the magnet can be repelled, if the magnet is closer to the superconducting cryopreservation tube, the repelling force can be further increased, and the diamagnetism of the cryopreservation tube is stronger. When the magnet is lifted upwards in this position, the external magnetic field is reduced, with the result that the internal field of the superconductor sheet is reduced and has a positive magnetization. This forward magnetization causes attraction of the superconductor and the magnet to each other, and when the attraction is sufficient to balance gravity, the cryovial of superconducting material will be lifted and the superconductor will hang below the magnet, which is referred to as the superconductor suspension effect.

Further, mouth of pipe backing plate 7 is installed on the top of cell cryopreserving pipe body 103, and mouth of pipe draw-in groove 11 has been seted up to the inside of mouth of pipe backing plate 7, and protruding circle 8 is installed to cell cryopreserving pipe body 103's top one side, and protruding circle 8 is used for chucking top cap 105, and top cap 105 can not drop, avoids cell cryopreserving pipe body 103 inner cell liquid to flow.

Further, a top cover 105 is installed on the top of the cell freezing tube body 103, and a second superconductor block 104 is sleeved on the outer wall of the top cover 105.

Further, scale groove 6 has been seted up to the outer wall of cell cryopreserving pipe body 103, and supporting seat 5 is installed to the bottom of cell cryopreserving pipe body 103.

Furthermore, six slots 10 are provided, and the six slots 10 are distributed on the first superconductor block 101 in a circular array.

The utility model discloses a theory of operation and use flow: when the superconductor cryopreservation tube is used, a user inserts the cell cryopreservation tube body 103 into the first superconductor block 101, the bump 9 is matched and connected with the clamping groove 10, then the top cover 105 is inserted into the second superconductor block 104, the orifice base plate 7 is inserted into the orifice of the top of the cell cryopreservation tube body 103, the orifice clamping groove 11 clamps the orifice of the top of the cell cryopreservation tube body 103, cell sap is poured into the cell cryopreservation tube body 103, the user controls the amount of the added cell sap according to the numerical value of the scale groove 6 outside the cell cryopreservation tube body 103, takes out the orifice base plate 7, then covers the top cover 105 on the cell cryopreservation tube body 103, then places the superconductor cryopreservation tube 1 in the liquid nitrogen tank 2, the superconductor cryopreservation tube 1 is in the liquid nitrogen layer 4, the superconductor cryopreservation tube 1 is in a suspended state under the action of superconductor suspension effect, when the superconductor cryopreservation tube 1 needs to be taken out, the superconductor cryopreservation tube 1 is close to the superconductor cryopreservation tube 1 through, during the approaching process, repulsive force exists between the magnet and the first superconductor block 101 and the second superconductor block 104 on the superconductor cryopreservation tube 1, after the superconductor cryopreservation tube approaches, the magnet is slowly lifted, the repulsive force is instantly changed into attractive force, and the magnet is continuously lifted at the moment, so that the superconductor cryopreservation tube 1 can be lifted out of the liquid nitrogen tank 2.

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 pipe is cryopreserved to liquid nitrogen cell through superconductor suspension effect realization, includes liquid nitrogen container (2), storage chamber (3) have been seted up to the inside of liquid nitrogen container (2), the inside of storing chamber (3) is equipped with liquid nitrogen layer (4), liquid nitrogen layer (4) inside is equipped with superconductor cryopreserved pipe (1), its characterized in that: the cell cryopreservation tube is characterized in that a cell cryopreservation tube body (103) is installed on the superconductor cryopreservation tube (1), a bump (9) is installed on the outer wall of the cell cryopreservation tube body (103), a first superconductor block (101) is sleeved on the outer wall of the cell cryopreservation tube body (103), a clamping groove (10) is formed in the first superconductor block (101), and label paper (102) is installed outside the first superconductor block (101).

2. The liquid nitrogen cell cryopreservation tube realized by the superconductor suspension effect of claim 1, wherein: cell cryopreserved pipe body (103) top is installed mouth of pipe backing plate (7), and mouth of pipe draw-in groove (11) have been seted up to the inside of mouth of pipe backing plate (7), protruding circle (8) are installed to top one side of cell cryopreserved pipe body (103).

3. The liquid nitrogen cell cryopreservation tube realized by the superconductor suspension effect of claim 1, wherein: the top of the cell freezing tube body (103) is provided with a top cover (105), and the outer wall of the top cover (105) is sleeved with a second superconductor block (104).

4. The liquid nitrogen cell cryopreservation tube realized by the superconductor suspension effect of claim 1, wherein: the outer wall of the cell cryopreservation tube body (103) is provided with a scale groove (6), and the bottom of the cell cryopreservation tube body (103) is provided with a supporting seat (5).

5. The liquid nitrogen cell cryopreservation tube realized by the superconductor suspension effect of claim 1, wherein: six clamping grooves (10) are arranged, and the six clamping grooves (10) are distributed on the first superconductor block (101) in a ring array.