CN216392813U - Liquid nitrogen container case for cell storage - Google Patents
Liquid nitrogen container case for cell storage Download PDFInfo
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- CN216392813U CN216392813U CN202122593549.4U CN202122593549U CN216392813U CN 216392813 U CN216392813 U CN 216392813U CN 202122593549 U CN202122593549 U CN 202122593549U CN 216392813 U CN216392813 U CN 216392813U
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- liquid nitrogen
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- tank
- freezing
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Abstract
The utility model relates to the technical field of medical liquid nitrogen storage, in particular to a liquid nitrogen tank box for cell storage, wherein the front part of a storage box is provided with a pulley; the top of the storage box is provided with a telescopic pull rod; a liquid nitrogen tank is arranged in the storage tank; a liquid nitrogen filling port is formed in the top of the liquid nitrogen tank; a freezing box is arranged in the storage box body beside the liquid nitrogen tank; a middle heat insulation box is arranged outside the freezing box; the upper part of the freezing box is provided with a sealing cover; the bottom of the liquid nitrogen tank is connected with the freezing tank through a liquid nitrogen inlet pipe A; the top of the middle heat insulation box is provided with a sealing cover; the bin bottom is provided with the antiskid stabilizer blade, solves the liquid nitrogen and stores the problem that freezing effect is not good.
Description
Technical Field
The utility model relates to the technical field of medical liquid nitrogen storage, in particular to a liquid nitrogen tank box for cell storage.
Background
Liquid nitrogen refers to liquid nitrogen. The liquid nitrogen is inert, colorless, odorless, non-corrosive, non-combustible and extremely low-temperature liquid, and a large amount of heat absorption contact during vaporization causes frostbite. Nitrogen constitutes the majority of the atmosphere (78.03% by volume, 75.5% by weight). At atmospheric pressure, the boiling point of nitrogen is-196.56 ℃, and 1 cubic meter of liquid nitrogen can expand to 696 cubic meters of pure gaseous nitrogen (21 ℃). If pressurization is carried out, liquid nitrogen can be obtained at a higher temperature, in industrial production, the liquid nitrogen obtained by a method of fractional distillation of compressed liquid air can be used as a deep refrigerant, and can be directly contacted with biological tissues due to chemical inertia and immediately frozen without destroying biological activity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a liquid nitrogen tank box for cell storage, which solves the problem of poor freezing effect of liquid nitrogen storage.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a liquid nitrogen tank box for cell storage comprises a storage box, pulleys, a telescopic pull rod, a liquid nitrogen tank, a liquid nitrogen filling port, a freezing box, an intermediate heat insulation box, a heat insulation cover, a sealing cover, a liquid nitrogen inlet pipe A, a liquid nitrogen inlet pipe B, a liquid inlet B and anti-skidding support legs; the front part of the storage box is provided with a pulley; the top of the storage box is provided with a telescopic pull rod; a liquid nitrogen tank is arranged in the storage tank; a liquid nitrogen filling port is formed in the top of the liquid nitrogen tank; a freezing box is arranged in the storage box body beside the liquid nitrogen tank; a middle heat insulation box is arranged outside the freezing box; the upper part of the freezing box is provided with a sealing cover; the bottom of the liquid nitrogen tank is connected with the freezing tank through a liquid nitrogen inlet pipe A; the top of the middle heat insulation box is provided with a sealing cover; the bottom of the storage box is provided with anti-skid support legs.
Further, a liquid nitrogen inlet pipe B is arranged at the bottom of the liquid nitrogen tank; and a liquid nitrogen inlet pipe B is connected to the bottom of the middle heat insulation box through a liquid inlet B.
Further, the heat shield is arranged in a barrel-shaped structure.
Further, the liquid nitrogen liquid inlet pipe A is connected with the liquid inlet B; the liquid inlet B is vertically arranged on the side wall of the freezing box.
Furthermore, the pulley is connected with the storage box through two shock absorbing springs.
Furthermore, a power supply jack is arranged beside the bottom of the storage box; the power supply jack is connected with the storage battery; the storage battery is connected with the refrigeration compressor; the refrigeration compressor is connected with the middle heat insulation box.
Compared with the prior art, the utility model can realize one of the following beneficial effects:
1. the front part of the storage box is provided with a pulley; the top of the storage box is provided with a telescopic pull rod; a liquid nitrogen tank is arranged in the storage tank; a liquid nitrogen filling port is formed in the top of the liquid nitrogen tank; a freezing box is arranged in the storage box body beside the liquid nitrogen tank; a middle heat insulation box is arranged outside the freezing box; the upper part of the freezing box is provided with a sealing cover; the bottom of the liquid nitrogen tank is connected with the freezing tank through a liquid nitrogen inlet pipe A; the top of the middle heat insulation box is provided with a sealing cover; the bin bottom is provided with the antiskid stabilizer blade, can realize using through the freezer and the middle heat exchanger box combination that set up respectively in the bin, reduces heat transfer efficiency, improves the low temperature preservation effect of liquid nitrogen tank case.
2. A liquid nitrogen inlet pipe B is arranged at the bottom of the liquid nitrogen tank; the liquid nitrogen liquid inlet pipe B is connected to the bottom of the middle heat insulation box through the liquid inlet B, and the heat transfer efficiency can be reduced in the middle heat insulation box by shunting part of liquid nitrogen through the arranged liquid nitrogen liquid inlet pipe B, so that the freezing preservation effect is improved.
3. The heat shield is arranged in a barrel-shaped structure, so that the freezing box can be covered by the heat shield in the barrel-shaped structure, and heat transfer is reduced.
4. The liquid nitrogen liquid inlet pipe A is connected with the liquid inlet A; on the vertical arrangement freezer lateral wall of inlet A, can realize infusing the liquid nitrogen at the inlet A that the freezer co-altitude set up for the freezer is cold even.
5. The pulley passes through two spring coupling bins of moving away to avoid possible earthquakes, can realize reducing the vibrations of bin through the spring of moving away to avoid possible earthquakes that sets up, prevents to damage the cell that the freezer was preserved.
6. A power supply jack is arranged beside the bottom of the storage box; the power supply jack is connected with the storage battery; the storage battery is connected with the refrigeration compressor; the refrigeration compressor is connected middle hot box, can realize through the reserve refrigeration compressor who sets up, and when liquid nitrogen used up under emergency, the refrigeration compressor freezing of emergency use is preserved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of the structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
A liquid nitrogen tank for cell storage comprises a storage tank 1, a pulley 2, a telescopic pull rod 3, a liquid nitrogen tank 4, a liquid nitrogen filling opening 5, a freezing tank 6, a middle heat insulation tank 7, a heat insulation cover 8, a sealing cover 9, a liquid nitrogen inlet pipe A10, a liquid nitrogen inlet pipe B11, a liquid inlet B12 and anti-skid support legs 16; the front part of the storage box 1 is provided with a pulley 2; the top of the storage box 1 is provided with a telescopic pull rod 3; a liquid nitrogen tank 4 is arranged in the storage tank 1; a liquid nitrogen filling port 5 is arranged at the top of the liquid nitrogen tank 4; a freezing box 6 is arranged in the box body of the storage box 1 beside the liquid nitrogen tank 4; a middle heat insulation box 7 is arranged outside the freezing box 6; the upper part of the freezing box 6 is provided with a sealing cover 9; the bottom of the liquid nitrogen tank 4 is connected with the freezing box 6 through a liquid nitrogen inlet pipe A10; the top of the middle heat insulation box 7 is provided with a sealing cover 9; 1 bottom of bin is provided with anti-skidding stabilizer blade 16, can realize using through the freezer and the middle heat-exchanger tube combination that set up respectively in the bin, reduces heat transfer efficiency, improves the cryoconservation effect of liquid nitrogen tank case.
Example 2
On the basis of the embodiment 1, a liquid nitrogen inlet pipe B11 is arranged at the bottom of the liquid nitrogen tank 4; the liquid nitrogen liquid inlet pipe B11 is connected to the bottom of the middle heat insulation box 7 through the liquid inlet B12, so that the heat transfer efficiency can be reduced by shunting part of liquid nitrogen into the middle heat insulation box through the arranged liquid nitrogen liquid inlet pipe B, and the freezing preservation effect is improved.
Example 3
On the basis of embodiment 1, the heat shield 8 is arranged in a barrel-shaped structure, so that the freezing box can be covered by the heat shield in the barrel-shaped structure, and heat transfer is reduced.
Example 4
On the basis of the embodiment 1, the liquid nitrogen inlet pipe A10 is connected with the liquid inlet A18; liquid inlet A18 is vertically arranged on the side wall of the freezing box 6, liquid nitrogen can be injected into liquid inlets B arranged at different heights of the freezing box, and the freezing box is uniform in cold refrigeration.
Example 5
On the basis of embodiment 1, pulley 2 connects storage box 1 through two shock absorber springs 17, can realize reducing the vibrations of storage box through the shock absorber spring that sets up, prevents to damage the cell that the freezer was preserved.
Example 6
On the basis of the embodiment 1, a power jack 13 is arranged beside the bottom of the storage box 1; the power supply jack 13 is connected with a storage battery 14; the storage battery 14 is connected with a refrigeration compressor 15; the refrigeration compressor 15 is connected with the middle heat insulation box 7, so that the refrigeration compressor can be used for freezing and storing in emergency when liquid nitrogen is used up in emergency through the arranged standby refrigeration compressor.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a liquid nitrogen container case for cell storage which characterized in that: the device comprises a storage box (1), pulleys (2), a telescopic pull rod (3), a liquid nitrogen tank (4), a liquid nitrogen filling opening (5), a freezing box (6), a middle heat insulation box (7), a heat insulation cover (8), a sealing cover (9), a liquid nitrogen inlet pipe A (10), a liquid nitrogen inlet pipe B (11), a liquid inlet B (12) and anti-skidding support legs (16); the front part of the storage box (1) is provided with a pulley (2); the top of the storage box (1) is provided with a telescopic pull rod (3); a liquid nitrogen tank (4) is arranged in the storage tank (1); a liquid nitrogen filling port (5) is arranged at the top of the liquid nitrogen tank (4); a freezing box (6) is arranged in the box body of the storage box (1) beside the liquid nitrogen tank (4); a middle heat insulation box (7) is arranged at the outer side of the freezing box (6); a sealing cover (9) is arranged at the upper part of the freezing box (6); the bottom of the liquid nitrogen tank (4) is connected with the freezing box (6) through a liquid nitrogen inlet pipe A (10); the top of the middle heat insulation box (7) is provided with a sealing cover (9); the bottom of the storage box (1) is provided with anti-skid support legs (16).
2. The liquid nitrogen tank for cell storage according to claim 1, wherein: a liquid nitrogen inlet pipe B (11) is arranged at the bottom of the liquid nitrogen tank (4); a liquid nitrogen inlet pipe B (11) is connected to the bottom of the middle heat insulation box (7) through a liquid inlet B (12).
3. The liquid nitrogen tank for cell storage according to claim 1, wherein: the heat shield (8) is arranged in a barrel-shaped structure.
4. The liquid nitrogen tank for cell storage according to claim 1, wherein: the liquid nitrogen inlet pipe A (10) is connected with the liquid inlet A (18); the liquid inlet A (18) is vertically arranged on the side wall of the freezing box (6).
5. The liquid nitrogen tank for cell storage according to claim 1, wherein: the pulley (2) is connected with the storage box (1) through two shock absorbing springs (17).
6. The liquid nitrogen tank for cell storage according to claim 1, wherein: a power supply jack (13) is arranged beside the bottom of the storage box (1); the power supply jack (13) is connected with a storage battery (14); the storage battery (14) is connected with the refrigeration compressor (15); the refrigeration compressor (15) is connected with the intermediate heat insulation box (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122593549.4U CN216392813U (en) | 2021-10-27 | 2021-10-27 | Liquid nitrogen container case for cell storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122593549.4U CN216392813U (en) | 2021-10-27 | 2021-10-27 | Liquid nitrogen container case for cell storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216392813U true CN216392813U (en) | 2022-04-29 |
Family
ID=81299642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122593549.4U Active CN216392813U (en) | 2021-10-27 | 2021-10-27 | Liquid nitrogen container case for cell storage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216392813U (en) |
-
2021
- 2021-10-27 CN CN202122593549.4U patent/CN216392813U/en active Active
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