Biological sample freezing device

Abstract

A biological sample freezing device comprises: a cavity, defining a receiving cavity; at least one freezing rack group, arranged in the receiving cavity, the freezing rack group comprises a plurality of freezing racks arranged in a vertical direction, the freezing racks are used to store a plurality of freezing boxes, at least one freezing rack group comprises a first freezing rack and a second freezing rack arranged adjacent to each other, the second freezing rack is arranged above the first freezing rack; a taking and placing device, the taking and placing device is arranged inside or outside the receiving cavity, the taking and placing device is used to extract the freezing rack, and the first freezing rack is constructed to remain in a vertical position when the second freezing rack is extracted by the taking and placing device. The freezing rack group of the biological sample freezing device can hold a plurality of freezing boxes, thereby increasing the storage capacity and the efficiency of storing and accessing freezing boxes, and the plurality of vertically arranged freezing racks arranged in the freezing rack group can reduce the space required for carrying the racks, thereby increasing the space utilization rate, and the first freezing rack and the second freezing rack are simple in structure and suitable for low temperature environments.

Description

Technical Field

[0001] The present application relates to the technical field of biological sample cryopreservation, and in particular to a biological sample cryopreservation device. Background Art

[0002] With the rapid development of the biopharmaceutical industry, large-scale biological sample banks have emerged, and the storage capacity of biological samples has become larger and larger. Generally, biological samples such as tissues and cells in clinical or laboratory settings are placed in biological sample freezing devices for storage. However, the storage capacity of biological sample freezing devices in related technologies is not high. Utility Model Content

[0003] In view of the above problems, the present application is proposed to provide a biological sample freezing device that overcomes the above problems or at least partially solves the above problems.

[0004] The present application provides a biological sample freezing device, comprising: a cavity, the cavity defining a receiving cavity; at least one freezing rack group, the freezing rack group being arranged in the receiving cavity, the freezing rack group comprising a plurality of freezing racks arranged in a vertical direction, the freezing racks being used to store a plurality of freezing boxes, the freezing boxes being used to store biological samples, at least one of the freezing rack groups comprising a first freezing rack and a second freezing rack arranged adjacent to each other, and the second freezing rack being arranged above the first freezing rack; a picking and placing device, the picking and placing device being arranged inside or outside the receiving cavity, the picking and placing device being used to extract the freezing rack, and the first freezing rack being constructed to remain in the position in the vertical direction when the second freezing rack is extracted by the picking and placing device.

[0005] Optionally, the biological sample freezing device further comprises: at least one limiting structure, the at least one limiting structure is arranged in the accommodating cavity, and the limiting structure is used to limit the freezing rack set.

[0006] Optionally, at least one of the limiting structures includes a limiting sleeve, and the limiting sleeve defines a barrel cavity, and the barrel cavity is used to place at least one of the freezing racks.

[0007] Optionally, the at least one freezing rack group includes a plurality of freezing rack groups arranged along a horizontal plane.

[0008] Optionally, the freezing rack is used to store a plurality of freezing boxes arranged in a vertical direction.

[0009] Optionally, the first freezing rack and the second freezing rack are arranged at intervals or in close proximity.

[0010] Optionally, the biological sample freezing device further comprises: a box taking device, the box taking device being arranged inside or outside the accommodating chamber, the box taking device being used for taking and placing the freezing box from the freezing rack extracted by the taking and placing device.

[0011] Optionally, the taking and placing device is disposed in the accommodating chamber, and the taking and placing device is located above the at least one freezing shelf group.

[0012] Optionally, the freezing rack is movably disposed in the accommodating chamber, and / or the taking and placing device is movably disposed inside or outside the accommodating chamber.

[0013] Optionally, the cavity includes an inner liner defining the accommodating cavity and a shell arranged outside the inner liner, and a heat preservation device is arranged between the inner liner and the shell.

[0014] The freezing rack group of the biological sample freezing device provided in the present application can hold multiple freezing boxes, thereby increasing the storage capacity. The method of extracting the freezing rack improves the efficiency of storing and retrieving the freezing boxes, and the multiple vertically arranged freezing racks provided in the freezing rack group can reduce the space required for lifting the racks, thereby improving space utilization. The first freezing rack and the second freezing rack make the structure simple and suitable for this low-temperature environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other objects and advantages of the present application will be apparent from the following description of the present application with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present application.

[0016] Figure 1 is a schematic diagram of a biological sample freezing device provided according to some embodiments of the present application;

[0017] Figure 2 is a schematic diagram of a freezing rack set and a loading and unloading device of a biological sample freezing device provided in some embodiments of the present application;

[0018] Figure 3 is a schematic diagram of a freezing rack set and a limiting structure of a biological sample freezing device provided according to some embodiments of the present application;

[0019] Figure 4 It is a schematic diagram of a freezing rack group and a limiting structure of a biological sample freezing device provided according to other embodiments of the present application.

[0020] Among them, 10 is a biological sample freezing device, 100 is a cavity, 110 is a receiving cavity, 200 is a freezing rack group, 210 is a freezing rack, 211 is a freezing box, 220 is a first freezing rack, 230 is a second freezing rack, 300 is a taking and placing device, 400 is a limiting structure, and 410 is a sleeve. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be clearly and completely described below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiment is one embodiment of the present application, not all embodiments. Based on the described embodiments of the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0022] Unless otherwise defined, technical or scientific terms used in this application should have the common meanings understood by persons having ordinary skills in the field to which this application belongs.

[0023] This embodiment provides a biological sample freezing device 10 , which includes a cavity 100 , at least one freezing rack set 200 , and a placing and retrieving device 300 . Figure 1 is a schematic diagram of a biological sample freezing device provided according to some embodiments of the present application; Figure 2 is a schematic diagram of a freezing rack set and a loading and unloading device of a biological sample freezing device provided in some embodiments of the present application; Figure 3 is a schematic diagram of a freezing rack set and a limiting structure of a biological sample freezing device provided according to some embodiments of the present application; Figure 4 It is a schematic diagram of a freezing rack group and a limiting structure of a biological sample freezing device provided according to other embodiments of the present application.

[0024] The cavity 100 defines a receiving cavity 110; the freezing rack group 200 is arranged in the receiving cavity 110, the freezing rack group 200 includes a plurality of freezing racks 210 arranged in a vertical direction, the freezing racks 210 are used to store a plurality of freezing boxes 211, the freezing boxes 211 are used to store biological samples, at least one of the freezing rack groups 200 includes a first freezing rack 220 and a second freezing rack 230 arranged adjacent to each other, and the second freezing rack 230 is arranged above the first freezing rack 220; a taking and placing device 300, the taking and placing device 300 is arranged inside or outside the receiving cavity 110, the taking and placing device 300 is used to extract the freezing rack 210, and the first freezing rack 220 is configured to remain in the vertical position when the second freezing rack 230 is extracted by the taking and placing device 300.

[0025] The freezing rack group 200 of the biological sample freezing device 10 provided in this embodiment can hold multiple freezing boxes 211, thereby increasing the storage capacity. The method of extracting the freezing rack 210 improves the efficiency of storing and accessing the freezing boxes 211, and the multiple vertically arranged freezing racks 210 provided in the freezing rack group 200 can reduce the space required for lifting the racks, thereby increasing the space utilization rate. The first freezing rack 220 and the second freezing rack 230 have a simple structure and are suitable for such a low-temperature environment.

[0026] The biological sample freezing device 10 may include a refrigerator, a freezer, a cold storage, a liquid nitrogen tank, etc., which is not limited in this embodiment. The cavity 100 may include a box, a cabinet, a storage, a tank, etc.

[0027] The cryopreservation box 211 can be provided with holes to place cryopreservation tubes or cryopreservation bags containing biological samples. The pick-up and placement device 300 can be a clamping claw, so as to realize the pick-up and placement of the cryopreservation rack 210 by clamping the cryopreservation rack 210. The pick-up and placement device 300 can be a hook, so as to realize the pick-up and placement of the cryopreservation rack 210 by hooking the cryopreservation rack 210. The pick-up and placement device 300 can also be an adsorption device, so as to realize the pick-up and placement of the cryopreservation rack 210 by adsorbing the cryopreservation rack 210. The pick-up and placement device 300 can be arranged in the accommodating chamber 110, or can be arranged outside the accommodating chamber 110 through a supporting structure, a suspension mechanism, etc., and this embodiment does not limit this. There can be multiple pick-up and placement devices 300, and multiple pick-up and placement devices 300 can pick up and place different cryopreservation racks 210 in the same cryopreservation rack group 200, or can pick up and place cryopreservation racks 210 of different cryopreservation rack groups 200, and this embodiment does not limit this. The pick-and-place device 300 can be moved in various ways such as a gantry, a track, etc. Such structures are well known to those skilled in the art and will not be described in detail in this embodiment.

[0028] The biological sample freezing device 10 may further include at least one limiting structure 400, which is disposed in the accommodating chamber 110 and is used to limit the freezing rack set 200. This keeps the position of the freezing rack set 200 stable and can guide the movement of the freezing rack 210 to a certain extent.

[0029] In some embodiments, at least one of the limiting structures 400 includes a limiting sleeve 410, and the limiting sleeve 410 defines a barrel cavity, and the barrel cavity is used to place at least one of the freezing racks 210. This ensures the stability and guiding effect of the freezing rack set 200. In other embodiments, at least one of the limiting structures 400 includes a limiting rod

[0030] In some embodiments, the at least one freezing rack group 200 includes a plurality of freezing rack groups 200 arranged along a horizontal plane, thereby increasing the storage capacity. The freezing rack 210 is used to store a plurality of freezing boxes 211 arranged along a vertical direction, thereby further increasing the storage capacity.

[0031] In some embodiments, the first freezing rack 220 and the second freezing rack 230 are spaced apart (eg, separated by spring sheets, etc.) or arranged in close proximity.

[0032] The biological sample freezing device 10 may further include a box taking device, which is disposed inside or outside the accommodating chamber 110 , and is used to take and place the freezing box 211 from the freezing rack 210 extracted by the taking and placing device 300 .

[0033] In some embodiments, the taking and placing device 300 is disposed in the accommodating chamber 110 , and the taking and placing device 300 is located above the at least one freezing rack group 200 .

[0034] In some embodiments, the freezing rack 210 is movably disposed in the accommodating chamber 110, and / or the placing and taking device 300 is movably disposed inside or outside the accommodating chamber 110. The freezing rack 210 can be moved by various means such as slide rails, rollers, and push rods, and the placing and taking device 300 can be moved by various means such as slide rails and gantry frames.

[0035] In some embodiments, the cavity 100 includes an inner liner defining the accommodating cavity 110 and a shell disposed outside the inner liner, and a heat preservation device is disposed between the inner liner and the shell. The heat preservation device can be foaming, bathing, etc., thereby improving the heat preservation effect of the cavity 100.

[0036] Regarding the embodiments of the present application, it should also be noted that, in the absence of conflict, the embodiments of the present application and the features therein can be combined with each other to obtain new embodiments.

[0037] The above are only specific implementation methods of the present application, but the protection scope of the present application is not limited thereto. The protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A biological sample freezing device, characterized in that: include: a cavity, wherein the cavity defines a receiving cavity; At least one freezing rack group, the freezing rack group is arranged in the accommodating chamber, the freezing rack group includes a plurality of freezing racks arranged in a vertical direction, the freezing racks are used to store a plurality of freezing boxes, the freezing boxes are used to store biological samples, at least one of the freezing rack groups includes a first freezing rack and a second freezing rack arranged adjacent to each other, and the second freezing rack is arranged above the first freezing rack; A retrieval device is arranged inside or outside the accommodating chamber, and the retrieval device is used to retrieve the freezing rack, and the first freezing rack is configured to maintain the position in the vertical direction when the second freezing rack is retrieved by the retrieval device.

2. The biological sample freezing device according to claim 1, characterized in that: Also includes: At least one limiting structure is provided in the accommodating cavity, and the limiting structure is used to limit the freezing rack group.

3. The biological sample freezing device according to claim 2, characterized in that: At least one of the limiting structures includes a limiting sleeve, and the limiting sleeve defines a barrel cavity, and the barrel cavity is used to place at least one of the freezing racks.

4. The biological sample freezing device according to claim 1, characterized in that: The at least one freezing rack group includes a plurality of freezing rack groups arranged along a horizontal plane.

5. The biological sample freezing device according to claim 1, characterized in that: The freezing rack is used to store a plurality of freezing boxes arranged in a vertical direction.

6. The biological sample freezing device according to claim 1, characterized in that: The first freezing rack and the second freezing rack are arranged at intervals or in close proximity.

7. The biological sample freezing device according to claim 1, characterized in that: Also includes: A box taking device is arranged inside or outside the accommodating chamber, and is used to take and place the freezing box from the freezing rack extracted by the taking and placing device.

8. The biological sample freezing device according to claim 1, characterized in that: The taking and placing device is arranged in the accommodating chamber, and the taking and placing device is located above the at least one freezing shelf group.

9. The biological sample freezing device according to claim 1, characterized in that: The freezing rack is movably disposed in the accommodating chamber, and / or the taking and placing device is movably disposed inside or outside the accommodating chamber.

10. The biological sample freezing device according to claim 1, characterized in that: The cavity comprises an inner liner defining the accommodating cavity and a shell arranged outside the inner liner, and a heat preservation device is arranged between the inner liner and the shell.

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