CN219047149U - Liquid nitrogen tank for stem cell preparation - Google Patents

Abstract

The utility model discloses a liquid nitrogen tank for stem cell preparations, and relates to the technical field of refrigeration of stem cell preparations; the novel tank comprises a tank body, wherein a sealing cover is movably clamped on the outer side surface of the tank body, annular clamping grooves are fixedly arranged on one side, close to the tank body, of the sealing cover in a staggered manner, annular buckles are fixedly arranged on the outer side of the tank body, and the annular buckles are movably inserted in the annular clamping grooves; the utility model discloses a set up sealed apron, put subassembly and separator, when opening the device and get the reagent, can be to the giving off of reducing the air conditioning, classify the reagent, can get the use to the reagent that needs, avoid making a round trip to get back to a large amount of reagents and put back, cause the injury to stem cell, thereby can discounts greatly its result of use, support ring and ring piece have been set up and the inner bag can be supported, simultaneously, can conveniently go out to the inner bag, regularly maintain and wash the inner bag, guarantee that the environment of stem cell reaches a good effect.

Description

Liquid nitrogen tank for stem cell preparation

Technical Field

The utility model relates to the technical field of refrigeration of stem cell preparations, in particular to a liquid nitrogen tank for a stem cell preparation.

Background

Stem cells are a class of pluripotent cells with self-replicating capacity. Under certain conditions, it can differentiate into a variety of functional cells. Embryonic stem cells and adult stem cells are classified according to the developmental stage in which the stem cells are located. The stem cell storage tank is a common device in stem cell storage engineering, most of the existing stem cell storage tanks at present are composed of an inner container and an outer container, a vacuum interlayer is formed between the inner container and the outer container, the heat conduction coefficient is reduced through the vacuum interlayer, the inner container is kept at low temperature, stem cells to be stored are placed at the bottom of the inner container, liquid nitrogen is filled in the inner container and used for preserving the stem cells at low temperature, the existing device usually only has one storage container, when a reagent is taken out, the device is usually required to be opened, cold air in the device can flow out in a large amount in the opening process, thus the reagent is influenced, a large amount of liquid nitrogen is wasted, and meanwhile, because the stem cells stored in the device are quite important, the inner container is relatively troublesome to clean, and the inventor proposes a liquid nitrogen tank for stem cell preparations to solve the problems.

Disclosure of Invention

In order to solve the problem that a large amount of cold air is emitted when taking the reagent; the utility model aims to provide a liquid nitrogen tank for stem cell preparations.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a liquid nitrogen tank for stem cell preparation, includes the jar body, jar lateral surface activity card is equipped with sealed lid, sealed lid is close to the crisscross fixed annular draw-in groove that is equipped with in one side of jar body, jar external side is fixed and is equipped with annular buckle, annular buckle activity is inserted and is established in annular draw-in groove, jar internal fixation is equipped with the holding ring, jar internal activity is inserted and is equipped with the inner bag, the fixed ring piece that is equipped with in the inner bag outside, ring piece activity card is established on the holding ring, the inner bag internal fixation is equipped with the separator, the separator divide into four regions with the inner bag, four regional internal activity is inserted and is equipped with and is put the subassembly, it is fixed that the division board that the route distributes to put the subassembly inboard.

Preferably, a sealing piece is fixedly arranged on one side, close to the tank body, of the sealing cover, a liquid nitrogen injection pipe and an air outlet pipe are respectively fixedly arranged on the outer side of the tank body, and a pressure gauge is fixedly arranged on the outer side of the tank body.

Preferably, a base is fixedly arranged on one side, far away from the sealing cover, of the tank body, pulleys distributed in a rectangular array are fixedly arranged on one side, far away from the tank body, of the base, and a first handle is fixedly arranged on one side, far away from the tank body, of the sealing cover.

Preferably, the one side that puts the subassembly and be close to sealed lid is fixed and is equipped with No. two handles, the one side that puts the subassembly and be close to No. two handles is fixed and is equipped with the tag, the division board outside is fixed and is equipped with places the board, place the board lateral surface and seted up the circular slot.

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

1. the utility model discloses a set up sealed lid, put subassembly and separator, when opening the device and getting the reagent, can classify the giving off of reducing the air conditioning, can get the use to the reagent that needs, avoid getting back and forth a large amount of reagents and take out and put back, cause the injury to stem cell to can be to its result of use discount greatly;

2. the utility model discloses in can support the inner bag through having set up holding ring and ring piece, simultaneously, can conveniently take out to the inner bag, regularly maintain and wash the inner bag, guarantee that the environment of stem cell reaches a good effect.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic cross-sectional view of the structure of the present utility model.

Fig. 3 is an enlarged schematic view of a in fig. 2, which is a structural diagram of the present utility model.

In the figure: 1. a tank body; 11. a base; 12. a pulley; 13. a liquid nitrogen injection tube; 14. a pressure gauge; 15. an air outlet pipe; 16. an annular buckle; 17. a support ring; 2. sealing cover; 21. an annular clamping groove; 22. a first handle; 23. a sealing sheet; 3. an inner container; 31. a circular ring block; 32. a separation frame; 33. placing the components; 34. a second handle; 35. a label strip; 36. a partition plate; 37. the plate is placed.

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.

Embodiment one: as shown in fig. 1-3, the utility model provides a liquid nitrogen tank for stem cell preparation, comprising a tank body 1, wherein a sealing cover 2 is movably clamped on the outer side surface of the tank body 1, the sealing cover 2 seals the tank body 1 to prevent cold air and liquid nitrogen from being dispersed, one side of the sealing cover, which is close to the tank body 1, is fixedly provided with annular clamping grooves 21 in a staggered manner, the outer side of the tank body 1 is fixedly provided with annular clamping buckles 16, the annular clamping buckles 16 are movably inserted into the annular clamping grooves 21, the annular clamping grooves 21 are matched with the annular clamping buckles 16, the sealing cover 2 can be conveniently sealed, the traditional screw thread sealing is prevented from being easy to rust, a supporting ring 17 is fixedly arranged in the tank body 1 and used for supporting a circular block 31, so that the liner 3 can be supported, the liner 3 can be conveniently disassembled, cleaned and maintained in the later period, the liner 3 is movably inserted into the tank body 1, the inner bag 3 is used for storing reagent, the fixed ring piece 31 that is equipped with in the inner bag 3 outside, ring piece 31 activity card is established on holding ring 17, ring piece 31 can support on holding ring 17, can make inner bag 3 outer wall be the intercommunication state, make things convenient for liquid nitrogen to circulate in the inside, make refrigeration effect better, inner bag 3 internal fixation is equipped with splitter frame 32, splitter frame 32 divide into four regions with inner bag 3, be used for cutting apart the inside convenient storage of cutting apart of inner bag 3, four regional internal activities are inserted and are put subassembly 33, put subassembly 33 can conveniently take out corresponding reagent according to required demand, avoid all reagent to all take out the device and cause the influence to the reagent, put subassembly 33 inboard fixed be equipped with be path distribution's division board 36 for prevent to place board 37 and place the reagent.

Through adopting above-mentioned technical scheme, sealed lid 2 is close to the fixed sealing fin 23 that is equipped with in one side of jar body 1, and sealing plate 2 is when sealed the jar body 1, and sealing fin 23 can improve the sealed effect of device, and jar body 1 outside is fixed respectively and is equipped with liquid nitrogen injection pipe 13 and outlet duct 15, and liquid nitrogen injection pipe 13 is connected with external liquid nitrogen for carry out input liquid nitrogen to the device, reaches the refrigeration effect, and outlet duct 15 is connected with external recovery gas device, and outlet duct 15 discharges unnecessary gas in the device, prevents that the pressure in the device from being too big, and causes the influence, and jar body 1 outside is fixed and is equipped with manometer 14 for the pressure condition in the detection device.

Through adopting above-mentioned technical scheme, the fixed base 11 that is equipped with in one side that sealed apron 2 was kept away from to jar body 1 for fixed connection pulley 12, the fixed pulley 12 that is rectangular array distribution that is equipped with in one side that jar body 1 was kept away from to base 11, pulley 12 conveniently remove the device convenience, and is more nimble, and sealed lid 2 is kept away from the fixed handle 22 that is equipped with in one side of jar body 1, conveniently operates sealed lid 2.

Through adopting above-mentioned technical scheme, put the fixed handle 34 that is equipped with in one side that subassembly 33 is close to sealed apron 2, conveniently put subassembly 33 and take out and put into, put the fixed label strip 35 that is equipped with in one side that subassembly 33 is close to handle 34, label strip 35 can conveniently classify reagent and mark and conveniently take out, avoid taking out a large amount of reagent, then find required medicament again, the fixed board 37 that is equipped with in division board 36 outside, the circular slot has been seted up to the board 37 lateral surface of placing, place the round slot of forehead on the board 37 and be used for carrying out fixed placement to the medicament.

The working principle is that liquid nitrogen is firstly filled into the tank body 1 through the liquid nitrogen injection pipe 13, the air pressure in the tank body 1 can be checked through the pressure gauge 14, redundant air is discharged through the air outlet pipe 15, when a reagent is taken out, the sealing cover plate 2 is rotated anticlockwise firstly, the annular clamping groove 21 is separated from the constraint of the annular clamping buckle 16, the sealing cover plate 2 can be detached, then the placing component 33 where the reagent is located is taken out through the second handle 34 through checking the label, the waste of cold air caused by a large amount of cold air flowing out when the sealing cover plate 2 is opened is avoided, the purpose of controlling the cold air emission is achieved, after the placing component 33 is taken out, the sealing cover plate 2 is covered to rotate clockwise, the annular clamping buckle 16 is inserted into the annular clamping groove 21, the inner container 3 and the placing component 33 can be taken out during daily maintenance and cleaning, the pollution of the reagent caused by untimely cleaning is avoided, and the purpose of protecting the reagent is achieved.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (8)

1. Liquid nitrogen tank for stem cell preparation, including a tank body (1), characterized in that: the utility model discloses a jar body, jar body (1) lateral surface activity card is equipped with sealed lid (2), sealed lid is close to the crisscross fixed annular draw-in groove (21) that is equipped with in one side of jar body (1), jar body (1) outside is fixed and is equipped with annular buckle (16), annular buckle (16) activity are inserted and are established in annular draw-in groove (21), jar body (1) internal fixation is equipped with holding ring (17), jar body (1) internal fixation is inserted and is equipped with inner bag (3), the fixed ring piece (31) that is equipped with in inner bag (3) outside, ring piece (31) activity card is established on holding ring (17), inner bag (3) internal fixation is equipped with splitter frame (32), splitter frame (32) divide into four regions with inner bag (3), four regional internal activity is inserted and is equipped with put subassembly (33), put subassembly (33) inboard fixed being equipped with division board (36) that the route distributes.

2. A liquid nitrogen tank for stem cell preparations as claimed in claim 1, characterized in that the sealing cover (2) is fixedly provided with a sealing sheet (23) on the side close to the tank body (1).

3. A liquid nitrogen tank for stem cell preparations according to claim 1, wherein a liquid nitrogen injection pipe (13) and an air outlet pipe (15) are fixedly arranged on the outer side of the tank body (1), and a pressure gauge (14) is fixedly arranged on the outer side of the tank body (1).

4. A liquid nitrogen tank for stem cell preparations as claimed in claim 1, wherein a base (11) is fixedly arranged on the side of the tank body (1) far from the sealing cover (2), and pulleys (12) distributed in a rectangular array are fixedly arranged on the side of the base (11) far from the tank body (1).

5. A liquid nitrogen tank for stem cell preparations as claimed in claim 1, characterized in that the side of the sealing cover (2) remote from the tank body (1) is fixedly provided with a handle (22).

6. A liquid nitrogen tank for stem cell preparations as claimed in claim 1, characterized in that the side of the placement assembly (33) close to the sealing cover (2) is fixedly provided with a handle No. two (34).

7. A liquid nitrogen tank for stem cell preparations as claimed in claim 1, characterized in that the side of the placement assembly (33) adjacent to the handle No. two (34) is fixedly provided with a label strip (35).

8. A liquid nitrogen tank for stem cell preparations as claimed in claim 1, wherein a placement plate (37) is fixedly arranged on the outer side of the separation plate (36), and a circular groove is formed on the outer side surface of the placement plate (37).

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