CN215260682U

CN215260682U - Portable transportation liquid nitrogen container

Info

Publication number: CN215260682U
Application number: CN202121481173.1U
Authority: CN
Inventors: 胡嘉华; 张波; 陈海荣
Original assignee: Boyinuo Biotech Wuxi Co ltd
Current assignee: Boyinuo Biotech Wuxi Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-21
Anticipated expiration: 2031-06-30

Abstract

The utility model belongs to the technical field of sample low temperature transportation equipment, concretely relates to portable transportation liquid nitrogen container, which comprises a tank body, the cover that closes with jar airtight lid, the unsettled heat conduction metal sample frame that is equipped with integrated into one piece of jar internal, the below that the jar internal lies in integrated into one piece's heat conduction metal sample frame is the liquid nitrogen district, the recessed formation of integrated into one piece's heat conduction metal sample frame deposits the chamber, it is equipped with a plurality of hold up tanks to deposit the chamber diapire, the hold up tank stretches into the liquid nitrogen district downwards, deposit the bottom in chamber and set up a plurality of replenishment mouths, deposit the chamber and distinguish the intercommunication through replenishing mouth and liquid nitrogen. The utility model provides a portable transportation liquid nitrogen container can accomplish a large amount of samples and shift into other preservation containers under the advantage condition that avoids taking out integrated into one piece's heat conduction metal sample frame and make the sample expose in non-low temperature environment, can observe the liquid nitrogen surplus and add the liquid nitrogen through replenishing the mouth, through the direct contact of hold tank separation sample and liquid nitrogen, effectively avoid because of the cross contamination between the different samples that the liquid nitrogen infiltration sample pipe leads to in keeping microthermal simultaneously.

Description

Portable transportation liquid nitrogen container

Technical Field

The utility model belongs to the technical field of sample low temperature transportation equipment, concretely relates to portable transportation liquid nitrogen container.

Background

The transportation liquid nitrogen tank is common transportation equipment for transporting important samples in the field of biological medicine, and a low-temperature freezing environment is formed by evaporating and refrigerating liquid nitrogen, so that the samples can be conveniently and effectively protected. The existing liquid nitrogen transportation tank has the following problems: most of the traditional Chinese medicine preparation has large volume and is inconvenient to carry; in the middle and long distance transportation process, liquid nitrogen may need to be supplemented into the liquid nitrogen tank on the way, but the traditional liquid nitrogen tank equipped with the integrally formed heat-conducting metal sample frame only needs to open the tank cover and take out the integrally formed heat-conducting metal sample frame to observe the residual amount of the liquid nitrogen and supplement the liquid nitrogen, and the operation of repeatedly taking out the integrally formed heat-conducting metal sample frame easily causes the instability of the low-temperature environment of the sample, thereby influencing the activity or quality of the sample; direct contact with liquid nitrogen cannot be avoided, and taking a currently common sample tube opening sealing mode, namely a thermoplastic plastic sealing film as an example, the structure of the sealing film is damaged when encountering liquid nitrogen, and the original material property and sealing function are lost, so that the sample storage tube cannot be completely sealed, and the permeated liquid nitrogen easily causes cross contamination among different samples; the sample stored in the liquid nitrogen has low temperature, and can be safely taken only by using other tools or protective gloves, and a common liquid nitrogen transportation tank is not provided with the tools; after the sample reaches a target site, the sample needs to be transferred from the transportation liquid nitrogen tank to a fixed medium-large sample liquid nitrogen storage tank, and the integrally formed heat-conducting metal sample frame needs to be taken out in the transfer process, so that the sample is exposed to a room temperature environment and the activity or quality of the sample is easily damaged.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a portable transportation liquid nitrogen tank, aiming at solving the problems that the existing transportation liquid nitrogen has larger volume, is inconvenient to carry and is not easy to observe the liquid nitrogen allowance; the permeated liquid nitrogen is easy to cause cross contamination among different samples; the operation of taking and placing and transferring the sample and repeatedly taking the integrally formed heat-conducting metal sample holder easily causes the instability of the low-temperature environment of the sample, thereby influencing the activity or the quality of the sample.

The utility model provides a portable transportation liquid nitrogen container, concrete technical scheme is as follows:

portable transportation liquid nitrogen container, including a jar body, with the cover that the airtight lid of jar body closed, the unsettled heat conduction metal sample frame that is equipped with integrated into one piece of jar internal, the internal position of jar is in the below of integrated into one piece's heat conduction metal sample frame is liquid nitrogen district, the recessed formation of integrated into one piece's heat conduction metal sample frame is deposited the chamber, it is equipped with a plurality of hold up tanks to deposit the chamber diapire, the hold up tank stretches into downwards in the liquid nitrogen district, deposit the bottom in chamber and set up a plurality of replenishment mouths, it passes through to deposit the chamber replenish the mouth with liquid nitrogen district intercommunication.

In some embodiments, the integrally formed heat-conducting metal sample holder is located in the cavity opening of the storage cavity, and extends outwards to form a support ring matched with the port of the tank body, and the integrally formed heat-conducting metal sample holder is hung in the tank body in a hanging manner through the support ring.

In some embodiments, a cylindrical thermal insulator is disposed within the can lid, an orthographic projection of the cylindrical thermal insulator completely falls into the storage cavity, and a thickness of the cylindrical thermal insulator is less than a depth of the storage cavity.

In some embodiments, the integrally formed heat-conducting metal sample holder is further provided with a heat-insulating handle, and the heat-insulating handle is fixedly connected with the bottom wall of the storage cavity and is positioned in the middle of the storage cavity.

In certain embodiments, the can lid is a closed fit with the can body by threads.

In some embodiments, the can lid is provided with a handle integrally connected to a top surface of the can lid.

In some embodiments, the can lid is fitted with a temperature gauge that extends into the interior of the can body.

In some embodiments, the top surface of the can lid is provided with a storage groove.

In some embodiments, the bottom of the tank body is further provided with a non-slip mat.

The utility model discloses following beneficial effect has: the utility model provides a portable transportation liquid nitrogen container can accomplish a large amount of samples and shift into other preservation containers under the advantage condition that avoids taking out integrated into one piece's heat conduction metal sample frame and make the sample expose in non-low temperature environment, can observe the liquid nitrogen surplus and add the liquid nitrogen through replenishing the mouth, through the direct contact of hold tank separation sample and liquid nitrogen, effectively avoid because of the cross contamination between the different samples that the liquid nitrogen infiltration sample pipe leads to in keeping microthermal simultaneously.

Drawings

FIG. 1 is a schematic perspective view of a portable transport liquid nitrogen container provided by the present invention;

FIG. 2 is a schematic diagram of a planar structure of the portable transport liquid nitrogen tank provided by the present invention;

fig. 3 is a top view of the integrally formed heat conducting metal sample holder 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 will be described in detail with reference to the accompanying drawings 1-3 in conjunction with the following embodiments.

Example 1

The portable transportation liquid nitrogen container that this embodiment provided, concrete technical scheme is as follows:

portable transportation liquid nitrogen container, which comprises a tank body 1, cover 2 with the airtight lid of the jar body 1 closes, the unsettled heat conduction metal sample frame 3 that is equipped with integrated into one piece in the jar body 1, the below that lies in integrated into one piece's heat conduction metal sample frame 3 in the jar body 1 is liquid nitrogen district 11, cavity 31 is deposited to the recessed formation of integrated into one piece's heat conduction metal sample frame 3, deposit cavity 31 diapire and be equipped with a plurality of hold up tanks 32, hold up tank 32 is arranged in depositing sample cell 4, hold up tank 32 stretches into liquid nitrogen district 11 downwards, so guarantee that liquid nitrogen, sample cell 4 can dip 11 not direct contact liquid nitrogen in district, deposit the bottom in cavity 31 and set up a plurality of supplementary mouths 33, deposit cavity 31 and distinguish 11 intercommunications through supplementary mouth 33 and liquid nitrogen. The replenishment port 33 is used to observe the amount of liquid nitrogen and liquid nitrogen replenishment can be performed on the liquid nitrogen region 11 directly through the replenishment port 33 without removing a sample.

Specifically, the integrally formed heat-conducting metal sample holder 3 is located at the cavity opening of the storage cavity 31 and extends outwards to form a support ring 34 matched with the port of the tank body 1, and the integrally formed heat-conducting metal sample holder 3 is hung in the tank body 1 in a hanging manner through the support ring 34. The support ring 34 is placed at the upper port of the tank 1, so that the whole integrated heat-conducting metal sample holder 3 is suspended in the tank 1, and the cover 2 is covered to fix the support ring 34 in an auxiliary manner.

Specifically, the cylindrical heat insulator 21 is provided in the tank cover 2, an orthographic projection of the cylindrical heat insulator 21 completely falls into the storage cavity 31, and the thickness of the cylindrical heat insulator 21 is smaller than the depth of the storage cavity 31. The cylindrical thermal insulator 21 prevents the inside of the tank body 1 from dissipating heat too quickly, and serves to insulate heat.

Specifically, the heat conducting metal sample holder 3 formed integrally is further provided with a heat insulating handle 35, and the heat insulating handle 35 is fixedly connected with the bottom wall of the storage cavity 31 and is located in the middle of the storage cavity 31. The heat-insulating handle 35 is used for integrally taking out the heat-conducting metal sample rack 3, so that the sample transfer efficiency is improved.

Specifically, the can lid 2 is screw-tightly fitted to the can body 1.

Specifically, the can lid 2 is provided with a handle 22, and the handle 22 is integrally connected to the top surface of the can lid 2. Handle 22 improves the portability of can lid 2.

Specifically, the can lid 2 is mounted with a temperature measuring device 23, and the temperature measuring device 23 is inserted into the can body 1. The temperature inside the liquid nitrogen tank is reflected in real time through the temperature measurer 23, so that the residual amount of the liquid nitrogen is indirectly reflected, and the supplement of the liquid nitrogen can be prompted in time.

Specifically, the top surface of the can cover 2 is provided with a storage groove 24. The storage slot 24 is used for storing and taking the required tools for sampling the sample tube, such as tweezers, clamps and the like.

Specifically, the bottom of the tank body 1 is also provided with a non-slip mat 12. The non-slip mat 12 is used for preventing the tank body 1 from slipping and falling in the transportation process.

The above-mentioned only the utility model discloses the feasible embodiment of preferred is not right the utility model discloses a restriction, the utility model discloses also not be limited to the above-mentioned example, technical field's technical personnel the utility model discloses an in the essential scope, change, modification, interpolation or replacement made also should belong to the utility model discloses a protection scope.

Claims

1. Portable transportation liquid nitrogen container, its characterized in that, including a jar body, with the cover that the airtight lid of jar body closed, the unsettled heat conduction metal sample frame that is equipped with integrated into one piece of jar internal, the internal position of jar is in the below of integrated into one piece's heat conduction metal sample frame is liquid nitrogen district, the recessed formation of integrated into one piece's heat conduction metal sample frame is deposited the chamber, it is equipped with a plurality of hold up tanks to deposit the chamber diapire, the hold up tank stretches into downwards in the liquid nitrogen district, deposit the bottom in chamber and set up a plurality of replenishment mouths, it passes through to deposit the chamber the replenishment mouth with liquid nitrogen district intercommunication.

2. The portable transport liquid nitrogen tank of claim 1, wherein a support ring matched with the port of the tank body extends outwards from the cavity opening of the storage cavity of the integrally formed heat-conducting metal sample holder, and the integrally formed heat-conducting metal sample holder is suspended in the tank body through the support ring.

3. The portable transport liquid nitrogen container of claim 1, wherein a cylindrical thermal insulator is provided in said container lid, an orthographic projection of said cylindrical thermal insulator completely falls into said storage cavity, and a thickness of said cylindrical thermal insulator is less than a depth of said storage cavity.

4. The portable transport liquid nitrogen container of claim 1, wherein the integrally formed thermally conductive metal sample holder is further provided with a thermally insulating handle, and the thermally insulating handle is fixedly connected with the bottom wall of the storage cavity and is located in the middle of the storage cavity.

5. The portable transport liquid nitrogen container of claim 1, wherein said container lid is threadably engaged with said container body in a sealing manner.

6. The transportable, transportable liquid nitrogen container of claim 1, wherein said container lid is provided with a handle integrally connected to a top surface of said container lid.

7. The transportable transport liquid nitrogen container of claim 1, wherein said container lid is fitted with a temperature measurer, said temperature measurer extending into the interior of said container.

8. The portable transport liquid nitrogen container as claimed in claim 1, wherein the top of the container cover is provided with a storage slot.

9. The portable transport liquid nitrogen container of claim 1, wherein the bottom of said container body is further provided with a non-slip mat.