CN218977858U - Biological cryopreservation box, cryopreservation frame comprising same and liquid nitrogen tank - Google Patents

Abstract

The utility model belongs to the technical field of freezing equipment, and particularly provides a biological freezing box, a freezing frame comprising the biological freezing box and a liquid nitrogen tank. The problem that the space utilization rate of the existing freezing storage box is low and the storage amount is small is solved. Therefore, the biological cryopreservation box comprises a box body, wherein test tube placing holes for placing the cryopreservation tubes are formed in the box body, the test tube placing holes are arranged in a 10 multiplied by 14 mode, and fixing members for fixing the cryopreservation tubes are arranged in the test tube placing holes. The test tube placing holes in the biological freezing box are tightly arranged, the test tube placing holes are arranged in a way of 10 multiplied by 14, the number of the test tube placing holes is increased in a limited volume, and the storage capacity is improved.

Description

Biological cryopreservation box, cryopreservation frame comprising same and liquid nitrogen tank

Technical Field

The utility model belongs to the technical field of freezing equipment, and particularly provides a biological freezing box, a freezing frame comprising the biological freezing box and a liquid nitrogen tank.

Background

In the biomedical field, biological samples of blood samples, vaccines, bacterial toxins, etc. are subjected to long-term active storage in liquid nitrogen. The biological freezing box is used for arranging and storing a plurality of test tubes, and biological samples are stored in the test tubes. The frozen box is a standard component, the size specification is standard parameter, the current frozen box mostly comprises a box body and a cover, the outer side wall of the upper end of the box body is required to be provided with a step for placing the cover, and the frozen box is required to be matched with the box body, so that the structure occupies a large space, the space utilization rate is reduced, and the storage quantity of test tubes is reduced.

In addition, current 2ml cryopreservation boxes typically hold up to 6 x 8 tubes, which are small in storage.

Accordingly, there is a need in the art for a new solution to the above-mentioned technical problems.

Disclosure of Invention

The utility model aims to solve the technical problems, namely, the problems of low space utilization rate and less storage capacity of the existing freezing storage box.

In a first aspect, the utility model provides a biological cryopreservation box, which comprises a box body, wherein test tube placing holes for placing cryopreservation tubes are formed in the box body, the test tube placing holes are arranged in a 10×14 manner, and fixing members for fixing the cryopreservation tubes are arranged in the test tube placing holes.

In the preferred technical scheme of the biological cryopreservation box, the test tube placing hole is formed in the thickness direction of the box body and penetrates through the box body, the fixing member comprises at least three fixing blocks which are uniformly arranged along the circumference of the test tube placing hole, the fixing blocks are located at the bottom of the inner wall of the test tube placing hole and extend towards the top of the test tube placing hole, one side, away from the inner wall of the test tube placing hole, of the top of the fixing blocks is provided with a limiting inclined surface, and a plurality of limiting cavities are formed between the limiting inclined surfaces and fix the cryopreservation tube in the limiting cavities.

In the preferred technical scheme of the biological cryopreservation box, the cross section of the test tube placing hole is round or regular polygon.

Under the condition of adopting the technical scheme, the biological freezing box provided by the utility model has the advantages that the arrangement is tighter by arranging the test tube placing holes into the arrangement of 10 multiplied by 14, and meanwhile, the storage capacity is effectively improved.

Further, set up the fixed component into at least three fixed block to set up spacing inclined plane in order to form spacing cavity at the top of fixed block, such setting method, simple structure is convenient for assemble and uses, and its fixed freezing pipe's of while is effectual, makes the deposit of freezing pipe more stable.

In a second aspect, the utility model provides a freezing frame, which comprises a frame, a plurality of storage components and the biological freezing boxes, wherein the storage components are arranged on the frame, the storage components are distributed at intervals along the height direction of the frame, and the biological freezing boxes are also arranged on the corresponding storage components.

In the preferred technical scheme of the freezing frame, the freezing frame further comprises a plurality of trays which are respectively placed on the corresponding storage components, each tray is provided with two containing cavities for placing standard freezing boxes, and a limiting component is arranged between the two containing cavities.

In the preferred embodiment of the above-described freezing frame, the shape and the size of the top surface of the biological freezing box are the same as the shape and the size of the top surface of the tray.

In the preferred technical scheme of the freezing frame, the number of the storage components is equal to the sum of the number of the biological freezing boxes and the number of the trays, and one biological freezing box or one tray is placed on each storage component.

In the preferred technical scheme of the freezing frame, the freezing frame further comprises a plurality of elastic clamping members mounted on the frame, the elastic clamping members are distributed at intervals along the height direction of the frame and are opposite to one inner side wall of the corresponding storage member along the horizontal direction, and the elastic clamping members can clamp the biological freezing box or the tray between the elastic clamping members and the inner side wall of the storage member through rebound force of the elastic clamping members so as to prevent the biological freezing box or the tray from being automatically separated from the storage member.

In the preferred technical scheme of the freezing frame, the freezing frame further comprises a plurality of buffer members, the buffer members are mounted on the inner side walls of the corresponding storage members and are arranged opposite to the corresponding elastic clamping members along the horizontal direction, and the buffer members are used for preventing the biological freezing box or the tray from rubbing against the inner side walls of the storage members in the process of taking and placing.

In a third aspect, the utility model provides a liquid nitrogen tank comprising the freezing shelf.

Under the condition of adopting the technical scheme, the freezing frame comprises a plurality of biological freezing boxes, and compared with the freezing frame with the same volume, the storage capacity can be effectively improved.

Furthermore, the freezing and storing rack further comprises a plurality of trays, the trays are placed on the corresponding storage components, the trays are arranged to be capable of simultaneously placing two standard freezing and storing boxes, by the arrangement of the trays capable of storing the standard freezing and storing boxes, the freezing and storing rack can store the biological freezing and storing boxes and can store the existing standard freezing and storing boxes, so that a user can store the standard freezing and storing boxes directly conveniently, in addition, the freezing and storing pipes can be picked from the standard freezing and storing boxes to the biological freezing and storing boxes through the pipe picking device, the biological freezing and storing boxes for receiving the freezing and storing pipes can be stored to improve the storage capacity, and the two using modes are combined, so that the storage capacity can be improved, the standard freezing and storing boxes can be stored directly, and the freezing and storing rack is simple and convenient to use and operate.

Still further, make the shape and the size of the top plane of biological cryopreservation box and the shape and the size of the top plane of tray the same, the mode of this arrangement makes same thing component of putting both can place biological cryopreservation box, thereby also can place the tray and deposit standard cryopreservation box, improves the application scope of putting the thing component, also need not to prepare the thing component branch size simultaneously, reduces the production degree of difficulty, convenient production preparation.

Still further, make the quantity of putting the thing component equal to the quantity sum of biological cryopreservation box and tray to make every put and put a biological cryopreservation box or a tray on the thing component, this kind of setting up mode, the user can set for the quantity and the corresponding position of biological cryopreservation box and tray by oneself according to self storage needs, thereby conveniently fix a position the position of biological cryopreservation box and tray, conveniently deposit standard cryopreservation box.

Still further, by providing the elastic clamping member and arranging the elastic clamping member opposite to one inner side wall of the corresponding storage member in the horizontal direction, the elastic clamping member can clamp the biological freezing box or tray between the elastic clamping member and the inner side wall of the storage member by the repulsive force, thereby fixing the biological freezing box or tray on the storage member.

Still further, through setting up the buffer member on the inside wall of putting the thing component to make buffer member and corresponding elastic clamping member set up along the horizontal direction relatively, this kind of setting up mode can avoid living beings to freeze and deposit box or tray when depositing, take place the friction with the inside wall of putting the thing component for living beings to freeze and deposit box or tray, prevent to take place wearing and tearing.

In addition, the liquid nitrogen tank has the beneficial effects of the freezing frame due to the fact that the liquid nitrogen tank comprises the freezing frame, compared with a liquid nitrogen tank in the prior art, the liquid nitrogen tank has larger storage capacity, can store a biological freezing box and a standard freezing box at the same time, can improve the storage capacity, can improve the use convenience of a user, and improves the use experience.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the structure of a biological cryopreservation cassette of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A;

FIG. 3 is a top view of the biological cryopreservation cassette of the utility model;

FIG. 4 is a schematic structural view of the freezing shelf of the present utility model;

fig. 5 is a schematic structural view of the tray of the present utility model;

fig. 6 is a schematic structural view of the tray of the present utility model assembled with a standard freezing box.

List of reference numerals：

1. A frame;

2. a storage member;

3. a biological cryopreservation box; 31. a case body; 32. a test tube placement hole; 33. a fixed block; 331. limiting inclined planes;

4. a tray; 41. a receiving chamber; 42. a limiting member;

5. an elastic clamping member;

6. a buffer member;

7. standard cryopreservation boxes.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "bottom," "top," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the term "disposed" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through other members. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Based on the problems of low space utilization rate and less storage amount of the existing freezing storage box pointed out in the background art. The biological freezing box of the utility model arranges the test tube placing holes in a 10 multiplied by 14 arrangement, so that the arrangement is more compact, and the storage capacity is effectively improved.

Specifically, as shown in fig. 1 to 3, the biological cryopreservation cassette 3 of the present utility model comprises a cassette body 31, wherein test tube placement holes 32 for placing cryopreservation tubes are arranged in the cassette body 31, the test tube placement holes 32 are arranged in a 10×14 array, and fixing members for fixing the cryopreservation tubes are arranged in the test tube placement holes 32.

According to the biological cryopreservation box 3, the test tube placement holes 32 are arranged in a 10 multiplied by 14 mode, the test tube placement holes 32 are tightly arranged, steps and other structures at the edges of a conventional cryopreservation box are removed, the compactness among the test tube placement holes 32 is improved, the number of the test tube placement holes 32 is increased, and the storage capacity is effectively improved.

It should be noted that, the present utility model does not limit the specific structure of the fixing member, and in practical application, a person skilled in the art can set the specific structure of the fixing member according to the actual needs. For example, the fixing member may be provided as a fixing ring, or alternatively, the fixing member may be provided as a fixing block, or the like. Such modifications and changes in the specific structure of the fixing member do not depart from the basic principle of the present utility model and are intended to be within the scope of the present utility model.

Preferably, as shown in fig. 2, the test tube placing hole 32 is formed along the thickness direction of the box body 31, the test tube placing hole 32 penetrates through the box body 31, the fixing member comprises at least three fixing blocks 33 uniformly arranged along the circumference of the test tube placing hole 32, the fixing blocks 33 are located at the bottom of the inner wall of the test tube placing hole 32 and extend towards the top of the test tube placing hole 32, one side, far away from the inner wall of the test tube placing hole 32, of the top of the fixing blocks 33 is provided with a limiting inclined plane 331, a limiting cavity is formed between the limiting inclined planes 331, and the freezing storage tube is fixed in the limiting cavity.

The fixing member is set to be the fixing block 33 which is uniformly arranged along the circumference of the test tube placing hole 32, the fixing block 33 at least comprises three fixing blocks, the top of the fixing block 33 is provided with the limiting inclined planes 331, and a limiting cavity is formed between the limiting inclined planes 331, so that the freezing tube is fixed in the limiting cavity.

It should be noted that the shape of the tube placement hole 32 is not limited in the present utility model, and in practical application, the shape of the tube placement hole 32 may be set according to the shape of the freezing tube.

Preferably, the tube placement hole 32 is circular or regular polygonal in cross section.

The cross section of the test tube placing hole 32 is set to be round or regular polygon, so that the test tube placing hole is convenient to set, can adapt to frozen storage tubes of different shapes, and is higher in applicability.

As shown in fig. 4, the freezing shelf of the present utility model includes a frame 1, a plurality of storage members 2 mounted on the frame 1, and the above-mentioned biological freezing boxes 3, wherein the plurality of storage members 2 are distributed at intervals along the height direction of the frame 1, the plurality of biological freezing boxes 3 are also distributed at intervals, and the plurality of biological freezing boxes 3 are respectively placed on the corresponding storage members 2.

The freezing frame comprises a plurality of biological freezing boxes 3, and compared with the freezing frame with the same volume, the freezing frame has large storage capacity and can store more samples.

Preferably, as shown in fig. 4 to 6, the freezing shelf of the present utility model further comprises a plurality of trays 4, wherein the plurality of trays 4 are respectively placed on the corresponding storage members 2, two accommodating cavities 41 for accommodating the standard freezing boxes 7 are arranged on each tray 4, and a limiting member 42 is arranged between the two accommodating cavities 41.

Set up a plurality of trays 4 in freezing the frame to make a plurality of trays 4 place respectively on corresponding putting thing component 2, be provided with two on the tray 4 and hold the chamber 41, hold and place standard freezing case 7, thereby make this freezing frame can deposit foretell biological freezing case 3 and standard freezing case 7 simultaneously, and then the convenience of customers can need not to choose the pipe operation in the in-process of using, directly deposit standard freezing case 7 in freezing the frame, improve the convenience of user's use. The standard freezing box 7 is a standard SBS freezing box which is used for storing 2ml standard freezing pipes and is commonly used in the prior art, and has 6X 8 test tube placing holes.

It should be noted that, the specific structure of the limiting member 42 is not limited in the present utility model, as long as the limiting member 42 can separate the two accommodating chambers 41 and limit the movement of the cryopreservation box in each accommodating chamber 41, and in practical application, a person skilled in the art can set the specific structure of the limiting member 42 according to the actual needs. For example, the stopper member 42 may be provided as a stopper rib between two accommodation chambers, or alternatively, the stopper member 42 may be provided as a stopper plate between two accommodation chambers, or the like. Such modifications and changes in the specific structure of the stop member 42 are not intended to depart from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

Preferably, the shape and size of the top view of the biological freezing box 3 are the same as the shape and size of the top view of the tray 4.

The shape and the size of the overlook surface of the biological freezing box 3 are the same as the shape and the size of the overlook surface of the tray 4, so that the same storage component 2 can be used for placing the biological freezing box 3 and the tray 4, so that the standard freezing box 7 can be stored, the application range of the storage component 2 is improved, in addition, when the storage component 2 with one size is prepared, the storage and the use can be met by the same freezing frame, the storage component 2 is not required to be prepared in different sizes, the production difficulty is reduced, and the production and the preparation are convenient.

Preferably, the number of the storage components 2 is equal to the sum of the number of the biological freezing boxes 3 and the number of the trays 4, and one biological freezing box 3 or one tray 4 is placed on each storage component 2.

The quantity of the storage components 2 is equal to the sum of the quantity of the biological freezing boxes 3 and the quantity of the trays 4, one biological freezing box 3 or one tray 4 is placed on each storage component 2, when the biological freezing boxes 3 and the trays 4 are stored in the corresponding storage components 2, the biological freezing boxes 3 and the trays 4 do not need to be transferred out of a liquid nitrogen tank in the actual use process, when the biological freezing boxes 3 are stored, if the freezing pipes need to be stored in the biological freezing boxes 3, the freezing pipes are selected from the standard freezing boxes 7 into the biological freezing boxes 3, then the biological freezing boxes 3 are placed on the corresponding storage components 2, and if the standard freezing boxes 7 need to be stored, the standard freezing boxes 7 are directly stored on the trays 4 of the corresponding storage components 2, so that the biological freezing boxes are convenient to use; in addition, the quantity of biological cryopreservation box 3 and tray 4 is fixed, and its position is also fixed, and the position of the cryopreservation pipe of convenient location deposit to the access of being convenient for improves the convenience of use.

The utility model does not limit the specific number of the biological freezing boxes and the trays in the freezing frame, and in practical application, a user can automatically adjust the number and the duty ratio of the biological freezing boxes and the trays according to the storage habit and the storage requirement. The specific number of the biological freezing boxes and the trays is adjusted and changed without departing from the basic principle of the utility model, and the biological freezing boxes and the trays are limited in the protection scope of the utility model.

Preferably, as shown in fig. 4, the freezing shelf of the present utility model further comprises a plurality of elastic clamping members 5 mounted on the frame 1, the plurality of elastic clamping members 5 being spaced apart along the height direction of the frame 1 and being disposed opposite to one inner side wall of the corresponding storage member 2 in the horizontal direction, the elastic clamping members 5 being capable of clamping the biological freezing box 3 or tray 4 between the elastic clamping members 5 and the inner side wall of the storage member 2 by their repulsive force, so as to prevent the biological freezing box 3 or tray 4 from being automatically removed from the storage member 2.

The elastic clamping members 5 are arranged to be matched with the inner side walls of the object placing members 2 to fasten the biological freezing box 3 or the tray 4 on the object placing members 2, so that the biological freezing box 3 or the tray 4 is prevented from being automatically separated from the object placing members 2 under the condition of no stress, the stability of the stored biological freezing box 3 and the standard freezing box 7 is ensured, and the biological freezing box 3 or the tray 4 is prevented from falling from the object placing members 2 in the normal storage process to damage samples.

It should be noted that, the specific structure of the elastic clamping member 5 is not limited in the present utility model, and in practical application, a person skilled in the art may set the specific structure of the elastic clamping member 5 according to actual needs. For example, the elastic clamping member 5 may be provided as a spring piece, or alternatively, the elastic clamping member 5 may be provided as an elastic plate, or the like. Such modifications and changes in the specific structure of the elastic clamping member 5 do not depart from the principle of the present utility model and are intended to be included in the scope of the present utility model.

Preferably, as shown in fig. 4, the freezing shelf of the present utility model further includes a plurality of buffer members 6, wherein the plurality of buffer members 6 are mounted on the inner side walls of the corresponding storage members 2 and are disposed opposite to the corresponding elastic clamping members 5 along the horizontal direction, and the buffer members 6 are used for avoiding friction between the biological freezing box 3 or the tray 4 and the inner side walls of the storage members 2 during the process of taking and placing.

The buffer member 6 is arranged on the inner side wall of the object placing member 2 at the side opposite to the elastic clamping member 5, so that when the biological freezing box 3 or the tray 4 is taken and placed, the biological freezing box 3 or the tray 4 is prevented from being abraded by friction with the inner side wall of the object placing member 2, and the integrity of the biological freezing box 3 and the tray 4 is ensured.

It should be noted that, the present utility model does not limit the specific structure of the cushioning member 6, and in practical applications, a person skilled in the art may set the structure of the cushioning member 6 according to the actual needs. For example, the buffer member 6 may be provided as a buffer block; alternatively, the buffer member 6 may be provided as a buffer plate; alternatively still, the buffer member 6 may be provided as a buffer rib, or the like. Such modifications and changes in the specific structure of the cushioning member 6 do not depart from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

Preferably, the buffer member 6 is provided with a guide slope at a side facing the access opening of the storage member 2 so as to smoothly place the biological freezing box 3 or the tray 4 on the storage member 2.

The guide inclined plane is arranged on one side of the buffer component 6, which faces the access opening of the storage component 2, so that the difficulty in storing the biological freezing box 3 or the tray 4 can be reduced, and the biological freezing box 3 or the tray 4 can be placed on the storage component 2 more easily.

In addition, the utility model also provides a liquid nitrogen tank, which comprises the freezing storage rack.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. The utility model provides a biological cryopreservation box, its characterized in that, biological cryopreservation box includes the box body, be provided with in the box body and be used for placing the test tube of cryopreservation pipe and place the hole, the test tube is placed the hole and is 10×14 range setting, be provided with in the test tube and be used for carrying out the fixed component of cryopreservation pipe.

2. The biological cryopreservation box according to claim 1, wherein the test tube placement hole is formed along the thickness direction of the box body and penetrates through the box body, the fixing member comprises at least three fixing blocks which are uniformly arranged along the circumference of the test tube placement hole, the fixing blocks are positioned at the bottom of the inner wall of the test tube placement hole and extend towards the top of the test tube placement hole, a limiting inclined plane is arranged at one side, away from the inner wall of the test tube placement hole, of the top of the fixing blocks, and a limiting cavity is formed among the limiting inclined planes and the cryopreservation tube is fixed in the limiting cavity.

3. The biological cryopreservation cassette of claim 1 or 2, wherein the cross section of the tube placement aperture is circular or regular polygonal.

4. The freezing frame is characterized by comprising a frame, a plurality of storage components and biological freezing boxes according to any one of claims 1 to 3, wherein the storage components are mounted on the frame, the storage components are distributed at intervals along the height direction of the frame, and the biological freezing boxes are also distributed at intervals along the height direction of the frame and are respectively placed on the corresponding storage components.

5. The freezing shelf according to claim 4, further comprising a plurality of trays and being placed on the corresponding storage members, wherein each tray is provided with two accommodating chambers for accommodating standard freezing boxes, and a limiting member is arranged between the two accommodating chambers.

6. The shelf of claim 5, wherein the biological freezing box has a top view of the same shape and size as the tray.

7. The shelf of claim 5, wherein the number of storage members is equal to the sum of the number of biological cryopreservation cassettes and the number of trays, one biological cryopreservation cassette or one tray being placed on each storage member.

8. The shelf of any one of claims 4 to 7, further comprising a plurality of resilient clamping members mounted on the frame, the plurality of resilient clamping members being spaced apart along the height of the frame and being disposed horizontally opposite a corresponding one of the inner side walls of the storage member, the resilient clamping members being capable of clamping the biological freezing box or tray between the resilient clamping members and the inner side walls of the storage member by its resilient force to prevent the biological freezing box or tray from automatically being removed from the storage member.

9. The shelf of claim 8, further comprising a plurality of buffer members mounted on the inner side walls of the corresponding storage members and disposed opposite the corresponding elastic clamping members in a horizontal direction, wherein the buffer members are configured to prevent friction between the biological cryopreservation cassette or the tray and the inner side walls of the storage members during the picking and placing process.

10. A liquid nitrogen tank, characterized in that it comprises a freezing shelf according to any one of claims 4 to 9.

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