CN213029609U

CN213029609U - Stem cell storage device

Info

Publication number: CN213029609U
Application number: CN202020459425.XU
Authority: CN
Inventors: 杨琼会
Original assignee: Guangzhou Quanzheng Technology Co ltd
Current assignee: Guangzhou Quanzheng Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-04-23
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a stem cell storage device relates to stem cell storage field, including the outer case, the inside of outer case is provided with the insulated bag, the inside of insulated bag is provided with the inner case, the inside of inner case is provided with storage bin, liquid nitrogen storehouse from a left side to the right side, the inside top that is located storage bin of inner case is provided with first protective cover. The utility model discloses temperature sensor has been set up, pilot lamp and liquid nitrogen container, when liquid nitrogen in the liquid nitrogen container runs out, temperature sensor can monitor rising and the pilot lamp of temperature and light, the suggestion staff changes the liquid nitrogen container, the insulated bag has been set up, first chamber door, first protective cover, storehouse and liquid nitrogen storehouse, when the liquid nitrogen runs out, the insulated bag, first chamber door, the multilayer protection of first protective cover can slow down the rising of temperature, and storehouse and liquid nitrogen storehouse part, make and change the liquid nitrogen container and make, air conditioning in the storehouse can not run out, reduce the damage of stem cell when changing the liquid nitrogen container.

Description

Stem cell storage device

Technical Field

The utility model relates to a stem cell storage field specifically is a stem cell storage device.

Background

Stem cells are a type of pluripotent cells with self-renewal ability, which can differentiate into a variety of APSC pluripotent cells under certain conditions, and are a type of primitive cells with self-replication and multipotent differentiation potential, i.e., stem cells maintain an unoriented differentiation state and have proliferation ability, and under proper conditions or given appropriate signals, can differentiate into a variety of functional cells or tissue organs, which are called "universal cells" in medical science, and also are called "cells that do what the stem behaves" in common and figure, and stem cells are derived from embryos, fetal tissues and adult tissues. Embryonic stem cells derived from embryonic and fetal tissues have a multipotent differentiation property and can be differentiated into almost 200 or more types of mature cells in mature individuals, while adult stem cells derived from tissues of adult individuals include hematopoietic stem cells, neural stem cells, pancreatic stem cells, and the like.

The stem cells are possibly damaged by vibration in the moving process, however, the existing stem cell storage device also has certain defects, when a cooling system of the storage device is damaged, the damage cannot be found in time and cannot be adjusted in time, the temperature in the storage device is increased, the stem cells are damaged, the loss is caused, and the survival rate of the stem cells is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the temperature can not be monitored when stem cells are stored and the temperature is increased when a cooling system is damaged, the stem cells are disadvantageously stored, a stem cell storage device is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a stem cell storage device comprises an outer shell box, wherein a heat preservation bag is arranged inside the outer shell box, an inner shell box is arranged inside the heat preservation bag, a storage bin and a liquid nitrogen bin are arranged inside the inner shell box from left to right, a first protective cover is arranged at the top end, located on the storage bin, of the inner shell box, a first box door is arranged above the first protective cover inside the outer shell box, a second protective cover is arranged on one side, located on the liquid nitrogen bin, of the inner shell box, a second box door is arranged on one side, located on the heat preservation bag, of the inner shell box, a fixing seat is arranged inside the storage bin, a fixing hole is formed in the fixing seat, a storage test tube is arranged inside the fixing hole, a test tube cover is connected to the top end of the storage test tube, a liquid nitrogen tank is arranged inside the liquid nitrogen bin, and a switch is connected to the top of the liquid nitrogen, one side of the switch is connected with a connector, one side of the connector is connected with a transmission pipe, the inner side of the inner shell box is fixed with a temperature sensor, and one end of the outer shell box is connected with an indicator lamp.

Preferably, the fixing seat is fixedly connected with the inner shell box through viscous glue, and the storage test tube is rotatably connected with the test tube cover through threads.

Preferably, the first box door, the second box door and the outer case are rotatably linked through a rotating shaft, and magnetic buckles are arranged at the joints of the first box door, the second box door and the outer case.

Preferably, the transmission pipe is rotatably connected with a connecting port through threads, and the connecting port is fixedly connected with the switch through welding.

Preferably, the indicator light will light up when the temperature detected by the temperature sensor is higher than-196 ℃.

Preferably, the one end of shell case is connected with external power supply, and temperature sensor, pilot lamp and external power supply electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a temperature sensor has been set up, pilot lamp and liquid nitrogen container, when liquid nitrogen in the liquid nitrogen container runs out, temperature sensor can monitor rising and the pilot lamp of temperature and light, the suggestion staff changes the liquid nitrogen container, the insulated bag has been set up, first chamber door, first protective cover, storage compartment and liquid nitrogen storehouse, when the liquid nitrogen runs out, the insulated bag, first chamber door, the multilayer protection of first protective cover can slow down the rising of temperature, and storage compartment and liquid nitrogen storehouse part, make to change the liquid nitrogen container and make, air conditioning in the storage compartment can not run out, reduce the damage of stem cell when changing the liquid nitrogen container.

Drawings

FIG. 1 is a front sectional view of the present invention;

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

fig. 3 is a top view of the present invention;

fig. 4 is an enlarged view of the present invention a.

In the figure: 1. a housing case; 2. a heat-preservation bag; 3. an inner shell case; 4. a storage bin; 5. a liquid nitrogen bin; 6. a first door; 7. a first protective cover; 8. a second door; 9. a second protective cover; 10. a fixed seat; 11. a liquid nitrogen tank; 12. a fixing hole; 13. storing the test tubes; 14. a test tube cover; 15. a conveying pipe; 16. a connecting port; 17. a switch; 18. a temperature sensor; 19. and an indicator light.

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.

The temperature sensor (model number is Pt100) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-4, a stem cell storage device comprises an outer casing 1, a thermal insulation bag 2 is arranged inside the outer casing 1, an inner casing 3 is arranged inside the thermal insulation bag 2, a storage bin 4 and a liquid nitrogen bin 5 are arranged inside the inner casing 3 from left to right, a first protective cover 7 is arranged inside the inner casing 3 and positioned at the top end of the storage bin 4, a first box door 6 is arranged inside the outer casing 1 and positioned above the first protective cover 7, a second protective cover 9 is arranged inside the inner casing 3 and positioned at one side of the liquid nitrogen bin 5, a second box door 8 is arranged inside the outer casing 1 and positioned at one side of the thermal insulation bag 2, a fixed seat 10 is arranged inside the storage bin 4, a fixed hole 12 is arranged inside the fixed seat 10, a storage test tube 13 is arranged inside the fixed hole 12, a test tube cover 14 is connected to the top end of the storage test tube 13, a liquid nitrogen tank 11 is arranged inside the liquid nitrogen bin 5, a switch 17 is connected above the liquid nitrogen tank 11, a connecting port 16 is connected to one side of the switch 17, a transmission pipe 15 is connected to one side of the connecting port 16, a temperature sensor 18 is fixed to the inner side of the inner shell case 3, and an indicator lamp 19 is connected to one end of the outer shell case 1.

Please refer to fig. 1, the fixing base 10 is fixedly connected to the inner casing 3 by the viscous glue, and the storage tube 13 is rotatably connected to the tube cover 14 by the screw threads, so that the stem cells can be stored in the storage tube 13 and fixed in the fixing base 10, thereby enhancing the stability of the device and reducing the damage of the stem cells caused by shaking.

Please refer to fig. 1 and 2, the first door 6, the second door 8 and the housing case 1 are rotatably connected by a rotating shaft, and the joints between the first door 6, the second door 8 and the housing case 1 are provided with magnetic buttons, so that the first door 6 and the second door 8 can be opened to store stem cell storage tubes 13 or replace a liquid nitrogen tank 11.

Please refer to fig. 4, the transmission pipe 15 is connected with the connection port 16 by a screw thread, the connection port 16 is fixedly connected with the switch 17 by welding, the transmission pipe 15 can be separated from the liquid nitrogen tank 11 by rotating the connection port 16, which is convenient for replacing the liquid nitrogen tank 11 when the liquid nitrogen in the liquid nitrogen tank 11 is used up.

Referring to fig. 1 and 2, the indicator 19 is turned on when the temperature detected by the temperature sensor 18 is higher than-196 ℃, so as to prompt the operator to replace the liquid nitrogen tank 11 and prevent the temperature in the storage bin from increasing to be unfavorable for storing stem cells.

Please refer to fig. 1 and fig. 3, one end of the housing 1 is connected to an external power source, and the temperature sensor 18 and the indicator 19 are electrically connected to the external power source, so that the temperature sensor 18 and the indicator 19 can ensure the normal operation of the temperature sensor 18 and the indicator 19.

The working principle is as follows: leave the stem cell in storage test tube 13, screw up test tube lid 14, open first chamber door 6, take away insulated bag 2, open first protective cover 7 again and will deposit the storage test tube 13 of stem cell and gradually cool down and put into fixing base 10 after, close first protective cover 7, connect external power source behind first chamber door 6 and the insulated bag 2, open second chamber door 8, take away insulated bag 2, open second protective cover 9 again, rotary switch 17, make the liquid nitrogen in liquid nitrogen tank 11 get into storage compartment 4 through transmission pipe 15, cool down storage compartment 4, when the liquid nitrogen in liquid nitrogen tank 11 runs out, pilot lamp 19 lights, can separate transmission pipe 15 and liquid nitrogen tank 11 through rotating connector 16, be convenient for change liquid nitrogen tank 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A stem cell storage device comprising an outer housing case (1), characterized in that: the heat preservation bag (2) is arranged inside the outer shell box (1), the inner shell box (3) is arranged inside the heat preservation bag (2), the storage bin (4) and the liquid nitrogen bin (5) are arranged inside the inner shell box (3) from left to right, the first protective cover (7) is arranged at the top end, located on the storage bin (4), of the inner shell box (3), the first box door (6) is arranged above the first protective cover (7) of the inner shell box (1), the second protective cover (9) is arranged on one side, located on the storage bin (5), of the inner shell box (3), the second box door (8) is arranged on one side, located on the heat preservation bag (2), of the inner shell box (1), the fixing seat (10) is arranged inside the liquid nitrogen bin, the fixing hole (12) is formed inside the fixing hole (12), and the storage test tube (13) is arranged inside the fixing hole (12), the top of storage test tube (13) is connected with test tube lid (14), the inside in liquid nitrogen storehouse (5) is provided with liquid nitrogen container (11), the top of liquid nitrogen container (11) is connected with switch (17), one side of switch (17) is connected with connector (16), one side of connector (16) is connected with transmission pipe (15), the inboard of inner housing case (3) is fixed with temperature sensor (18), the one end of outer housing case (1) is connected with pilot lamp (19).

2. A stem cell storage device as defined in claim 1, wherein: fixing base (10) and inner shell case (3) are through viscidity glue fixed connection, storage test tube (13) are connected through screw thread rotation with test tube lid (14).

3. A stem cell storage device as defined in claim 1, wherein: the first box door (6), the second box door (8) and the outer case (1) are rotationally connected through a rotating shaft, and magnetic buckles are arranged at the joints of the first box door (6), the second box door (8) and the outer case (1).

4. A stem cell storage device as defined in claim 1, wherein: the transmission pipe (15) is rotatably connected with the connecting port (16) through threads, and the connecting port (16) is fixedly connected with the switch (17) through welding.

5. A stem cell storage device as defined in claim 1, wherein: the indicator light (19) will light up when the temperature detected by the temperature sensor (18) is higher than-196 ℃.

6. A stem cell storage device as defined in claim 1, wherein: one end of the outer case (1) is connected with an external power supply, and the temperature sensor (18) and the indicator lamp (19) are electrically connected with the external power supply.