CN218318587U

CN218318587U - Novel liquid nitrogen container structure

Info

Publication number: CN218318587U
Application number: CN202222670500.9U
Authority: CN
Inventors: 李文瑞
Original assignee: Hainan Qiyan Stem Cell Anti Aging Hospital Co ltd
Current assignee: Hainan Qiyan Stem Cell Anti Aging Hospital Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-01-17
Anticipated expiration: 2032-10-11

Abstract

The utility model relates to the technical field of biological sample storage, in particular to a novel liquid nitrogen tank structure, which comprises a tank body, a sample taking-out operation port, a sampling box which is arranged on the tank body and corresponds to the outer side of the sample taking-out operation port, and a tank opening which is arranged at the top of the tank body, wherein the inner side of the tank opening is also provided with an annular lining edge; a plurality of layered basket assemblies for storing samples are connected to the inner lining edge inside the tank body; according to the design, the sample taking-out operation port and the sampling box are designed on the tank body, so that liquid nitrogen is conveniently filled in the tank body during sampling, and the liquid nitrogen in the tank body flows into the sampling groove, so that the tank body and the sampling groove are both filled with the liquid nitrogen, the biological sample is conveniently transferred under the liquid nitrogen in the whole process, and the inactivation of the sample caused by sudden temperature rise and drop of the sample is avoided; and the layered basket assembly designed in a fan-shaped staggered manner can store samples in a classified manner, the samples are not interfered with each other, and the samples can be taken out and transferred conveniently.

Description

Novel liquid nitrogen container structure

Technical Field

The utility model relates to a biological sample storage technical field specifically is a novel liquid nitrogen container structure.

Background

The cryopreservation of liquid nitrogen is one of the main methods for preserving samples such as biological cells, tissues, organs and the like, and the cryopreservation technology is mainly utilized to place the biological sample in liquid nitrogen for low-temperature preservation, so that the biological sample can be temporarily separated from the growth state to preserve the cell characteristics of the biological sample, and the cells are revived for experiments when needed;

for example, chinese patent discloses a liquid nitrogen container for storing biological samples (No. CN 210213636U), which can rotate a rotating shaft according to the code of a target sample when the target sample needs to be taken out, and observe the relative positions of a pointer and a dial, quickly rotate a required suspension rod to the position right below a placing port, then take out a corresponding lifting cylinder, find a corresponding cryopreservation box, take out the target sample, and has low error rate and high working efficiency, but when the liquid nitrogen container disclosed above or a liquid nitrogen container commonly used in the existing market is actually used, there are some defects:

when a biological sample is taken out and transferred, most of the biological sample is directly taken out of a liquid nitrogen tank and then is placed into the sample transfer tank, in the operation process, the biological sample is taken out of the liquid nitrogen tank and transferred into the sample transfer tank, the biological sample can be separated from the liquid nitrogen environment for transfer, the temperature of the sample can be changed from low temperature to high temperature in the process, then the temperature of the sample can be changed from high temperature to low temperature when the biological sample enters the sample transfer tank, and then a temperature difference can be formed, and the operation can cause the temperature of the sample to suddenly rise and fall to cause the inactivation of the sample. Accordingly, those skilled in the art have provided a novel liquid nitrogen tank structure to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide a novel liquid nitrogen container structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel liquid nitrogen container structure, comprising:

the tank body is of a structure with a cylindrical lower part and a truncated cone-shaped upper part;

the sample taking-out operation port is arranged at the connecting part of the cylinder shape and the circular truncated cone shape of the tank body;

the sampling box is arranged on the tank body and corresponds to the outer side of the sample taking operation opening, and the sampling box is wrapped outside the sample taking operation opening;

the tank opening is formed in the top of the tank body, a tank cover is arranged on the tank opening in a sealing mode, and an annular lining edge is further arranged on the inner side of the tank opening;

the interior of the tank body is connected with a plurality of layered basket components for storing samples on the edge of the lining.

As a further aspect of the present invention: the layered basket assembly comprises a main connecting rod which is located in the tank body and fixed on the edge of the lower surface of the lining edge, a plurality of basket placing grooves are distributed on the surface of the main connecting rod from bottom to top, the basket placing grooves are distributed on the main connecting rod in a fan-shaped staggered mode, and the basket placing grooves are of cylindrical structures.

As the utility model discloses further scheme again: the layered basket assembly further comprises baskets placed in the basket placing grooves, the number of the baskets is the same as that of the basket placing grooves, each basket is provided with a lifting rail, and each lifting rail is of an L-shaped structure.

As a further aspect of the present invention: the upper surface of the lining edge is in a circular array and is provided with a plurality of basket fixing openings, and the size of each basket fixing opening is matched with that of each lifting rail.

As a further aspect of the present invention: set up on the sampling box with the sample take out the operation mouth correspond and the sample groove that link up each other, and the upper portion of sampling box still articulates there is the lid.

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

a novel liquid nitrogen tank structure is characterized in that during actual operation, a sample taking operation opening is formed in a tank body, a sampling box is designed on the outer side of the sample taking operation opening, and a sampling groove in the sampling box is communicated with the inner part of the tank body through the sample taking operation opening; and be the layer-stepping hand-basket subassembly of fan-shaped formula design of staggering, not only can deposit the sample classification, mutual noninterference between each sample moreover more makes things convenient for the sample to deposit in the liquid nitrogen jar simultaneously, during the sample moreover, more conveniently promotes the sample and moves to the sample and takes out the operation mouth, more is favorable to taking out of sample to shift, and the liquid nitrogen jar structure of this design, not only the cost is low, and the sample is deposited moreover and is taken out more conveniently.

Drawings

FIG. 1 is a schematic structural diagram of a novel liquid nitrogen tank structure;

FIG. 2 is a cross-sectional view of a novel liquid nitrogen container configuration;

FIG. 3 is a schematic structural view of a layered basket assembly in a novel liquid nitrogen tank structure;

FIG. 4 is a side view of a novel liquid nitrogen tank structure;

FIG. 5 is a top view of a novel liquid nitrogen tank structure;

FIG. 6 is a top view of a basket placing groove on a main connecting rod in a novel liquid nitrogen tank structure.

In the figure: 1. a tank body; 2. a sampling box; 21. a sampling groove; 22. a box cover; 3. a tank opening; 4. an inner lining edge; 5. a layered basket assembly; 51. a basket placing groove; 52. lifting a basket; 53. lifting the handrail; 54. a main connecting rod; 6. a fixing port of the lifting basket.

Detailed Description

Referring to fig. 1 to 6, in an embodiment of the present invention, a novel liquid nitrogen tank structure includes:

the tank body 1 is a structure with a cylindrical lower part and a truncated cone-shaped upper part, and the structure is convenient for lifting a lifting basket and moving a sample to a sample taking-out operation port;

the sample taking operation port is arranged at the connecting part of the cylindrical shape and the circular truncated cone shape of the tank body 1, so that a sample can be conveniently translated into the sampling box 2 from the sample taking operation port;

as shown in fig. 1, 4 and 5, a sampling box 2 is mounted on a tank body 1 and corresponds to the outer side of a sample taking operation port, the sampling box 2 is wrapped outside the sample taking operation port, a sampling groove 21 which corresponds to the sample taking operation port and is communicated with the sample taking operation port is formed in the sampling box 2, a box cover 22 is further hinged to the upper portion of the sampling box 2, and the design of the sampling groove 21 which is communicated with the sampling box 2 facilitates the translation of a sample in a basket 52 into the sampling groove 21 when the sample is lifted and moved to the sample taking operation port, meanwhile, liquid nitrogen can be filled into the sampling groove 21 during sampling, then a sample transfer tank is placed into the sampling groove 21, and then the sample is transferred into the sample transfer tank 21 in cooperation with a sampling clamp, when the sampling tank is not in use, the box cover 22 is sealed on the sampling groove 21, and a sealing ring is arranged on the box cover 22, so that the sampling groove 21 and the sample taking operation port can be conveniently sealed;

as shown in fig. 1-3, a plurality of layered basket assemblies 5 for storing samples are connected to the inner lining edge 4 inside the tank body 1, each layered basket assembly 5 includes a main connecting rod 54 located inside the tank body 1 and fixed to the lower surface edge of the inner lining edge 4, a plurality of basket placing grooves 51 are distributed on the surface of the main connecting rod 54 from bottom to top, the basket placing grooves 51 are distributed on the main connecting rod 54 in a fan-shaped staggered manner (as shown in fig. 6), the basket placing grooves 51 are cylindrical structures, the basket placing grooves 51 are distributed on the main connecting rod 54 in a fan-shaped staggered manner, so that the baskets 52 can be placed in the basket placing grooves 51 in a staggered manner, lifting of the baskets 52 is not affected, and storage and taking of samples are facilitated;

as shown in fig. 2 and 3, the layered basket assembly 5 further includes baskets 52 placed in the basket placing grooves 51, the number of the baskets 52 is the same as that of the basket placing grooves 51, each basket 52 is provided with a handle bar 53, each handle bar 53 is of an L-shaped structure, and it is necessary to supplement that the lengths of the handle bars 53 are different according to the height of the basket placing grooves 51 on the main connecting rods 54, and the lengths of the handle bars 53 correspond to the basket placing grooves 51 with different heights, so that the samples can be placed in the tank body 1 at different depths, and the samples can be taken out more conveniently.

As shown in fig. 1, 2 and 5, the tank opening 3 is opened at the top of the tank body 1, a tank cover is hermetically arranged on the tank opening 3, an annular lining edge 4 is further arranged on the inner side of the tank opening 3, a plurality of basket fixing openings 6 are formed in the circular array of the upper surface of the lining edge 4, the size of each basket fixing opening 6 is matched with that of the corresponding lifting rail 53, the design of the lining edge 4 and the basket fixing openings 6 is adopted, when the lifting basket 52 is placed in the basket placing groove 51, the lifting rails 53 on the lifting basket 52 are clamped in the basket fixing openings 6, and the placing stability of the lifting basket 52 is improved.

The utility model discloses a theory of operation is: in the design, liquid nitrogen is added according to the amount (height) of the liquid nitrogen in the tank body 1 during sampling, so that the amount of the liquid nitrogen can flow into the sample taking operation port from the tank body 1 and then flow into the sampling groove 21, and the sampling groove 21 is ensured to have enough liquid nitrogen during sampling;

after introducing the liquid nitrogen, lifting the lifting rail 53 in the lifting basket fixing opening 6 to lift the lifting basket 52 upwards in the tank body 1, so that the lifting basket drives the sample to be transferred to the sample taking operation opening, then opening the box cover 22, and putting the sample transfer tank into the sampling groove 21;

and the sampling clamp is utilized again, under the condition that the sampling groove 21 is filled with liquid nitrogen, the sample in the basket 52 is transferred to the sample transfer tank from the sample taking operation port, so that the sampling process of the biological sample is ensured, the whole process is operated under the liquid nitrogen, and the temperature of the sample is not lost.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel liquid nitrogen container structure is characterized by comprising:

the tank body (1) is of a structure with a cylindrical lower part and a truncated cone-shaped upper part;

the sample taking-out operation port is arranged at the connecting part of the cylinder shape and the circular truncated cone shape of the tank body (1);

the sampling box (2) is arranged on the tank body (1) and corresponds to the outer side of the sample taking operation port, and the sampling box (2) is wrapped outside the sample taking operation port;

the tank opening (3) is arranged at the top of the tank body (1), a tank cover is hermetically arranged on the tank opening (3), and an annular lining edge (4) is also arranged on the inner side of the tank opening (3);

the inner part of the tank body (1) is positioned on the inner lining edge (4) and is connected with a plurality of layered basket components (5) for storing samples.

2. The novel liquid nitrogen tank structure as claimed in claim 1, wherein the layered basket assembly (5) comprises a main connecting rod (54) which is located inside the tank body (1) and fixed to the edge of the lower surface of the lining edge (4), a plurality of basket placing grooves (51) are distributed on the surface of the main connecting rod (54) from bottom to top, the basket placing grooves (51) are distributed on the main connecting rod (54) in a fan-shaped staggered manner, and the basket placing grooves (51) are of a cylindrical structure.

3. The novel liquid nitrogen tank structure as claimed in claim 1, wherein the layered basket assembly (5) further comprises baskets (52) placed in the basket placing grooves (51), the number of the baskets (52) is the same as that of the basket placing grooves (51), and each basket (52) is provided with a lifting rail (53), and each lifting rail (53) is of an L-shaped structure.

4. The novel liquid nitrogen tank structure as claimed in claim 3, wherein the upper surface of the lining edge (4) is a circular array with a plurality of basket fixing openings (6), and the size of the basket fixing openings (6) is matched with that of the lifting rail (53).

5. The novel liquid nitrogen tank structure as claimed in claim 1, wherein the sampling box (2) is provided with a sampling groove (21) corresponding to the sample taking-out operation port and communicating with the sample taking-out operation port, and the upper part of the sampling box (2) is hinged with a box cover (22).