CN210338964U

CN210338964U - Liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation box

Info

Publication number: CN210338964U
Application number: CN201921210031.4U
Authority: CN
Inventors: 谢海涛; 谭昭骏; 胡春敏; 阙喜盈; 胡金林
Original assignee: Guangdong Xiankangda Biotechnology Co ltd
Current assignee: Guangdong Xiankangda Biotechnology Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-04-17
Anticipated expiration: 2029-07-30

Abstract

The utility model relates to a blood bag cryopreserved box technical field specifically is a hemopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen, including the box body and through pivot articulated lid, the box body cavity has been seted up to the box body upper surface, from up being equipped with first baffle and cryopreserved box down in the box body cavity in proper order, the lateral wall middle part of keeping away from the pivot on the box body sets up flutedly, the lid cavity has been seted up to the lid lower surface, is equipped with the second baffle in the lid cavity, the inside wall middle part of keeping away from the pivot on the lid is equipped with the lug, the lateral wall middle part of keeping away from the pivot. This hemopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen, rectangular hole and the rectangular hole on second baffle and the lid on first baffle and the box body through setting up, the cryopreserved box of a plurality of via holes is seted up through the lateral wall and the bottom that set up, has solved the blood bag cryopreserved box commonly used at present and has caused the blood bag in the box damaged easily and be unfavorable for the timely abundant problem that the blood bag surface freezes to deposit to it of liquid nitrogen when using.

Description

Liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation box

Technical Field

The utility model relates to a blood bag cryopreserving box technical field specifically is a hemopoietic stem cell blood bag cryopreserving box is stored to liquid nitrogen.

Background

The hematopoietic stem cells have long-term self-renewal capacity and the potential of differentiating into various mature blood cells, and the kit has important significance in the aspects of medical treatment and research, the blood bags for storing the hematopoietic stem cells are frozen by common liquid nitrogen, and the conventional blood bag freezing kit is not favorable for freezing the blood bags by timely and fully filling the liquid nitrogen because the blood bags in the kit are easily damaged and have a closed structure when in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hematopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cryopreservation box for storing hematopoietic stem cells and blood bags by liquid nitrogen comprises a box body and a box cover, wherein the box cover is hinged at one side end of the box body through a rotating shaft, the upper surface of the box body is provided with a box body cavity, a first baffle plate and a freezing storage box are sequentially arranged in the box body cavity from bottom to top, the upper surface of the freezing storage box is provided with a freezing storage box cavity, the bottom and the peripheral side walls of the freezing storage box cavity are provided with a plurality of through holes, the outer side wall of the freezing storage box is provided with a plurality of convex columns, the middle part of the outer side wall of the box body, which is far away from the rotating shaft, is provided with a groove at the position close to the top edge, the lower surface of the box cover is provided with a box cover cavity, a second baffle plate is arranged in the box cover cavity, a convex block is arranged on the box cover at the position which is far away from the middle part of the inner side wall of the rotating shaft and is close to the edge of the bottom, and a handle is arranged at the position, which is far away from the middle part of the outer side wall of the rotating shaft and is close to the edge of the bottom, on the box cover.

Preferably, the bottom of the box cavity is provided with a plurality of first rectangular holes which are arranged in a matrix manner.

Preferably, the first baffle welded fastening be in on the inside wall of box body, just first baffle with form a cavity between the bottom of box body, set up a plurality of third rectangular holes that are the matrix and arrange on the first baffle, the third rectangular hole with first rectangular hole is the same structure of size specification and is the dislocation arrangement each other.

Preferably, the number of the convex columns is at least eight, one end of each convex column is welded and fixed on the outer side wall of the cryopreservation box, and the other end of each convex column is welded and fixed on the inner side wall of the box body.

Preferably, a plurality of second rectangular holes arranged in a matrix are formed in the top of the box body cavity.

Preferably, the second baffle is welded and fixed on the inner side wall of the box cover, a cavity is formed between the second baffle and the top of the box cover, a plurality of fourth rectangular holes which are arranged in a matrix mode are formed in the second baffle, and the fourth rectangular holes and the second rectangular holes are of the same structure in size and specification and are arranged in a staggered mode.

Preferably, the projection, the handle and the box cover are of an integrally formed structure.

Preferably, the size of the lug is matched with that of the groove, and the lug is clamped and fixed in the groove.

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

1. this hemopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen, through the rectangular hole on the first baffle that sets up and the box body and the rectangular hole on second baffle and the lid, gets into the rectangular hole of fit inside with the liquid nitrogen and staggers and arranges, has solved the blood bag cryopreserved box commonly used at present and has caused the damaged problem of the blood bag in the box easily when using.

2. This hemopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen, through the cryopreserved box that is higher than the second baffle that sets up, cryopreserved box lateral wall and bottom have seted up a plurality of via holes for the liquid nitrogen is more easily through the via hole filling place the blood bag wherein, has solved the blood bag cryopreserved box commonly used at present and has been unfavorable for the timely abundant blood bag surface of liquid nitrogen to its problem of cryopreserving.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded view of the overall structure of the present invention;

fig. 3 is a top view of the overall structure of the present invention;

FIG. 4 is a sectional view taken along line A-A of the top view of the overall structure of the present invention;

FIG. 5 is a schematic structural view of the box body of the present invention;

fig. 6 is a schematic structural view of the middle box cover of the present invention;

fig. 7 is a schematic structural view of the cryopreservation box of the present invention.

In the figure: 1. a box body; 10. a box body cavity; 11. a first rectangular hole; 12. a groove; 2. a box cover; 20. a box cover cavity; 21. a second rectangular hole; 22. a bump; 23. a handle; 3. a rotating shaft; 4. freezing and storing the box; 40. freezing and storing the cavity of the box; 41. a convex column; 42. a via hole; 5. a first baffle plate; 50. a third rectangular hole; 6. a second baffle; 60. a fourth rectangular aperture.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-7, the present invention provides a technical solution:

the utility model provides a hemopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen, including box body 1 and lid 2, lid 2 articulates a side at box body 1 through pivot 3, box body cavity 10 has been seted up to 1 upper surface of box body, from up being equipped with first baffle 5 and cryopreserving box 4 down in proper order in the box body cavity 10, cryopreserved box 4 upper surface has been seted up cryopreserved box cavity 40, cryopreserved box cavity 40's bottom and lateral wall have seted up a plurality of via hole 42 all around on, be equipped with a plurality of projection 41 on cryopreserved box 4 lateral wall, the lateral wall middle part of keeping away from pivot 3 on the box body 1 and the position that is close to the top edge has seted up recess 12, lid cavity 20 has been seted up to 2 lower surfaces of lid, be equipped with second baffle 6 in the lid cavity 20, the inside wall middle part of keeping away from pivot 3 on the lid 2 and the position that is close to the bottom edge is equipped with lug 22.

In this embodiment, a plurality of first rectangular holes 11 that are the matrix and arrange are seted up to the bottom of

box body cavity

10, 5 welded fastening of first baffle is on the inside wall of box body 1, and form a cavity between the bottom of first baffle 5 and box body 1, set up a plurality of third rectangular holes 50 that are the matrix and arrange on the first baffle 5, third rectangular hole 50 just is the dislocation arrangement each other for the structure that size and specification are the same with first rectangular hole 11, prevent that the blood bag is stabbed to the direct first rectangular hole 11 through the bottom of box body 1 of outside sharp-pointed object.

In addition, a plurality of second rectangular holes 21 that are the matrix and arrange are seted up at the top of

box body cavity

10, 6 welded fastening of second baffle is on the inside wall of lid 2, and form a cavity between the top of second baffle 6 and lid 2, set up a plurality of fourth rectangular holes 60 that are the matrix and arrange on the second baffle 6, fourth rectangular holes 60 just are the dislocation arrangement each other for the structure that size and specification are the same with second rectangular hole 21, prevent that the blood bag is stabbed to the direct second rectangular hole 21 through lid 2 bottoms of outside sharp-pointed object.

Further, the quantity of projection 41 is eight at least, and projection 41 one end welded fastening is on the lateral wall of cryopreserving box 4, and other end welded fastening is on the inside wall of box body 1, and cryopreserving box 4 is higher than first baffle 5 and through projection 41 and box body 1's inner wall connection, and the blood bag of placing wherein freezes in cryopreserving box cavity 40 is got into from cryopreserving box 4's bottom and lateral wall to the liquid nitrogen of being convenient for.

Specifically, the projection 22 and the handle 23 are integrally formed with the box cover 2, the projection 22 is matched with the groove 12 in size, and the projection 22 is clamped and fixed in the groove 12, so that the box cover 2 is convenient to close and open.

When the cryopreservation box for storing hematopoietic stem cells and blood bags by liquid nitrogen is used, the middle part of the front side wall of the box body 1 is pressed firstly, the front side wall of the box body 1 slightly deforms, the handle 23 is pulled upwards, the bump 22 slides out of the groove 12, and the box cover 2 is opened; then the blood bag to be frozen is put into the cavity 40 of the freezing storage box; then the box cover is pressed downwards, the convex block 22 is clamped in the groove 12, and the box cover is closed; then put whole box into the liquid nitrogen pool, the liquid nitrogen of bottom earlier through the first rectangular hole 11 on the box body 1 again through the third rectangular hole 50 on the first baffle 5 get into in the box body 1, the liquid nitrogen of top earlier through the second rectangular hole 21 on the lid 2 again through the fourth rectangular hole 60 on the second baffle 6 get into in the box body 1, then the liquid nitrogen in the box body 1 respectively from the top of freezing the box 4 to and the via hole 42 entering freezing on bottom and the lateral wall freezes and deposits in the box cavity 40 and freezes the blood bag of placing wherein.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hematopoietic stem cell blood bag cryopreserved box is stored to liquid nitrogen, includes box body (1) and lid (2), its characterized in that: the box cover (2) is hinged to one side end of the box body (1) through a rotating shaft (3), a box body cavity (10) is formed in the upper surface of the box body (1), a first baffle (5) and a freezing box (4) are sequentially arranged in the box body cavity (10) from bottom to top, a freezing box cavity (40) is formed in the upper surface of the freezing box (4), a plurality of via holes (42) are formed in the bottom and the peripheral side wall of the freezing box cavity (40), a plurality of protruding columns (41) are arranged on the outer side wall of the freezing box (4), a groove (12) is formed in the middle of the outer side wall of the box body (1) far away from the rotating shaft (3) and close to the top edge, a box cover cavity (20) is formed in the lower surface of the box cover (2), a second baffle (6) is arranged in the box cover cavity (20), and a protruding block (22) is arranged on the box cover (2) far away from the middle of the, keep away from on lid (2) the lateral wall middle part of pivot (3) and be close to the position of bottom edge and be equipped with handle (23).

2. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 1, wherein: the bottom of the box body cavity (10) is provided with a plurality of first rectangular holes (11) which are arranged in a matrix manner.

3. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 2, wherein: first baffle (5) welded fastening be in on the inside wall of box body (1), just first baffle (5) with form a cavity between the bottom of box body (1), set up a plurality of third rectangular holes (50) that are the matrix and arrange on first baffle (5), third rectangular hole (50) with first rectangular hole (11) are the same structure of specification and are the dislocation arrangement each other.

4. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 1, wherein: the quantity of projection (41) is eight at least, projection (41) one end welded fastening be in freeze on the lateral wall of depositing box (4), the other end welded fastening be in on the inside wall of box body (1).

5. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 1, wherein: the top of the box body cavity (10) is provided with a plurality of second rectangular holes (21) which are arranged in a matrix.

6. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 5, wherein: second baffle (6) welded fastening be in on the inside wall of lid (2), just second baffle (6) with form a cavity between the top of lid (2), set up a plurality of fourth rectangular holes (60) that are the matrix and arrange on second baffle (6), fourth rectangular hole (60) with second rectangular hole (21) are the same structure of specification and are the dislocation arrangement each other.

7. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 1, wherein: the lug (22), the handle (23) and the box cover (2) are of an integrally formed structure.

8. The liquid nitrogen storage hematopoietic stem cell blood bag cryopreservation kit of claim 1, wherein: the protruding block (22) is matched with the size of the groove (12), and the protruding block (22) is clamped and fixed in the groove (12).