Low-temperature transfer tank

Abstract

The utility model discloses a low-temperature transfer tank which comprises a transfer tank, a vacuum tank is arranged in the transfer tank, and a cold insulation piece is arranged on the vacuum tank. The cold insulation piece can insulate temperature conduction of the vacuum tank, and the vacuum tank can preserve heat of a sample; and the transfer tank can be used for storing and transferring the samples. The vacuum tank has the advantages that the heat preservation inner layer and the heat preservation outer layer of the vacuum tank are disconnected through the cold insulation part and connected through the cold insulation part, the problem of solid-state temperature conduction of the inner layer and the outer layer of the vacuum tank is solved, the temperature in the heat preservation inner layer is kept low for a long time, and the outer layer cannot be frosted; by arranging the supporting assembly, the grillage supporting assembly is supported on the inner layer of the vacuum tank, gaps exist between the bottom and the side face of the grillage supporting assembly and the heat preservation inner layer of the vacuum tank so that liquid nitrogen can flow, the grillage supporting assembly makes contact with the liquid nitrogen in the maximum area, and the low temperature of a grillage placed in the grillage supporting assembly is guaranteed; meanwhile, liquid nitrogen can be prevented from rolling over; and by arranging the grillage supporting piece, the capacity for bearing the grillage is expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of sample storage and transportation, in particular to a low-temperature transportation tank. Background Art

[0002] Transfer tanks are used to transfer biological samples and provide a low-temperature environment for temporary storage of samples during the process. Current transfer tanks are all filled with liquid nitrogen, but due to temperature conduction, the temperature difference between the internal low-temperature environment and the external room temperature can cause frost on the outer shell.

[0003] Although vacuuming the middle layer of the transfer tank can create a vacuum layer for thermal insulation, the temperature can still be transferred to the outer layer through solid conduction, resulting in temperature loss and frost on the outer layer. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the utility model to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] In view of the above problems or problems existing in the prior art, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide a low-temperature transfer tank, which disconnects the insulating inner layer and the insulating outer layer of the vacuum tank through a cold insulation piece, and connects them through the cold insulation piece, thereby solving the problem of solid-state temperature conduction between the inner and outer layers of the vacuum tank, so that the temperature in the insulating inner layer can be kept at a low temperature for a long time, and the outer layer will not frost; by arranging a support assembly, the plate rack support assembly is supported on the inner layer of the vacuum tank, so that the bottom and sides of the plate rack support assembly are spaced from the insulating inner layer of the vacuum tank for liquid nitrogen to flow, and the plate rack support assembly contacts the liquid nitrogen with the maximum area, so that the plates placed in the plate rack support assembly can ensure low temperature; at the same time, it can prevent liquid nitrogen from rolling; by arranging the plate rack support piece, two layers can be placed, with two rows of plate racks placed side by side on each layer, thereby expanding the capacity of the plate racks that can be carried.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a low-temperature transfer tank, which includes a transfer tank, which can store and transfer samples in liquid nitrogen; a vacuum tank is provided in the transfer tank, and a cold insulation component is provided on the vacuum tank; the cold insulation component can isolate the vacuum tank from temperature conduction, and the vacuum tank can keep the samples warm.

[0008] As a preferred solution of the low-temperature transfer tank of the utility model, the vacuum tank includes an insulating inner layer and an insulating outer layer; an insulating inner layer is arranged on the inner side of the insulating outer layer, and the insulating inner layer and the insulating outer layer are connected by a cold insulation component. A vacuum cavity is formed between the insulating inner layer, the insulating outer layer and the cold insulation component, and the vacuum cavity keeps the sample warm.

[0009] As a preferred solution of the low-temperature transfer tank of the utility model, wherein: the cold insulation component is arranged at the upper end of the thermal insulation inner layer, and the upper end of the cold insulation component is connected to the thermal insulation outer layer.

[0010] As a preferred solution of the low-temperature transfer tank of the utility model, a plate rack support assembly is provided in the vacuum tank, and the plate rack support assembly can store the plate rack.

[0011] As a preferred solution of the low-temperature transfer tank of the present invention, a gap channel is provided between the plate rack support assembly and the thermal insulation inner layer, and the liquid nitrogen in the thermal insulation inner layer freezes the plate rack support assembly through the gap channel.

[0012] As a preferred solution of the low-temperature transfer tank of the present invention, the plate rack support assembly includes a plate rack support member, at least one group of plate rack support members is provided, the plate rack support member is provided above the insulation inner layer, and the plate rack support member can support and limit the plate rack.

[0013] As a preferred solution of the low-temperature transfer tank of the present invention, the plate rack support assembly also includes a fixed bracket, which is connected to the plate rack support member. The fixed bracket is arranged on the inner side of the cold insulation member, and the fixed bracket can be vertically arranged with multiple layers of plate rack support members.

[0014] As a preferred solution of the low-temperature transfer tank of the utility model, a support assembly is provided on the cold insulation member; the support assembly can support and limit the plate rack support member.

[0015] As a preferred solution of the low-temperature transfer tank of the utility model, the transfer tank includes a tank body and a tank cover; the tank body is arranged on the outside of the vacuum tank, and the tank cover is arranged above the tank body and the vacuum tank, and the tank cover can insulate and seal the samples in the vacuum tank.

[0016] As a preferred solution of the low-temperature transfer tank of the utility model, a plate rack support assembly is provided below the tank cover, and a limiting piece is provided on the plate rack support assembly, and the limiting piece can limit the tank cover.

[0017] As a preferred solution of the low-temperature transfer tank of the utility model, a clamping tray and a handle are provided on the tank body; the clamping tray can be connected to an external machine.

[0018] As a preferred solution of the low-temperature transfer tank of the utility model, a clamping claw hole is opened on the tank cover, and the clamping claw hole can be docked and grasped by an external manipulator.

[0019] As a preferred solution of the low-temperature transfer tank of the utility model, a positioning base is provided at the bottom of the transfer tank, and the positioning base can be docked with an external mechanism for positioning.

[0020] The beneficial effects of the present invention are as follows: the present invention disconnects the heat-insulating inner layer and the heat-insulating outer layer of the vacuum tank through the cold insulation component, and connects them through the cold insulation component, thereby solving the problem of solid-state temperature conduction between the inner and outer layers of the vacuum tank, so that the temperature in the heat-insulating inner layer is kept at a low temperature for a long time, and the outer layer will not frost; by arranging the support assembly, the plate rack support assembly is supported on the inner layer of the vacuum tank, so that there is a gap between the bottom and side of the plate rack support assembly and the heat-insulating inner layer of the vacuum tank for liquid nitrogen to flow, and the plate rack support assembly contacts the liquid nitrogen with the largest area, so that the plate racks placed in the plate rack support assembly are kept at a low temperature; at the same time, it can prevent the liquid nitrogen from rolling; by arranging the plate rack support component, at least two layers can be placed, with two rows of plate racks placed side by side on each layer, thereby expanding the capacity of the plate racks that can be carried. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:

[0022] Figure 1 This is an overall schematic diagram of the low-temperature transfer tank.

[0023] Figure 2 This is a side view of the cryogenic transfer tank.

[0024] Figure 3 for Figure 2 Cross-sectional view of the medium and low temperature transfer tank at point AA.

[0025] Figure 4 This is a top view of the vacuum tank of the low-temperature transfer tank.

[0026] Figure 5 for Figure 4 Cross-sectional view of the low-temperature transfer tank at point BB.

[0027] Figure 6 Schematic diagram of the plate rack support assembly for the cryogenic transfer tank.

[0028] Reference numerals: transfer tank, 1; vacuum tank, 2; cold insulation, 3; thermal insulation inner layer, 21; thermal insulation outer layer, 22; vacuum chamber, 23; plate support assembly, 4; plate support member, 41; fixing bracket, 42; support assembly, 6; tank body, 11; tank cover, 12; limit member, 7; clamping support, 13; handle, 14; clamping claw hole, 15; positioning base, 16; DETAILED DESCRIPTION

[0029] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0030] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0031] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0032] Example 1

[0033] Reference Figures 1 to 3 , which is the first embodiment of the utility model, provides a low-temperature transfer tank, which includes a transfer tank 1, a vacuum tank 2 and a cold insulation 3. By arranging the cold insulation 3 on the vacuum tank 2, it can be ensured that the internal sample is in a low-temperature frozen state. The vacuum tank 2 and the cold insulation 3 are arranged in the transfer tank 1, and liquid nitrogen is arranged in the vacuum tank 2, which can store the sample at a low temperature. The transfer tank 1 can store and transport the sample.

[0034] Specifically, it includes a transfer tank 1, a vacuum tank 2 is arranged in the transfer tank 1, and a cold insulation component 3 is arranged on the vacuum tank 2; the cold insulation component 3 can isolate the vacuum tank 2 from temperature conduction, and the vacuum tank 2 can keep the sample warm; the transfer tank 1 can store and transport the sample.

[0035] Preferably, the cold insulation member 3 can be made of resin, fiberglass, or other existing cold insulation devices.

[0036] In summary, the utility model can avoid temperature loss through the vacuum tank 2 and the cold insulation 3, ensure the activity of the sample, and avoid the phenomenon of ice forming on the outside of the vacuum tank 2. The sample can be stored and transported through the transfer tank 1.

[0037] Example 2

[0038] Reference Figures 1 to 6, which is the second embodiment of the present invention, differs from the first embodiment in that: it also includes. In the previous embodiment, the low-temperature transfer tank includes a transfer tank 1, a vacuum tank 2, and a cold insulation 3. By providing the cold insulation 3 on the vacuum tank 2, the internal sample can be kept in a low-temperature frozen state. The transfer tank 1 is provided with the vacuum tank 2 and the cold insulation 3. The vacuum tank 2 is provided with liquid nitrogen, which can store the sample at a low temperature. The transfer tank 1 can store and transfer the sample.

[0039] Specifically, it includes a transfer tank 1, a vacuum tank 2 is arranged in the transfer tank 1, and a cold insulation component 3 is arranged on the vacuum tank 2; the cold insulation component 3 can isolate the vacuum tank 2 from temperature conduction, and the vacuum tank 2 can keep the sample warm; the transfer tank 1 can store and transport the sample.

[0040] Preferably, the cold insulation member 3 can be made of resin, fiberglass, or other existing cold insulation devices.

[0041] Furthermore, the vacuum tank 2 includes an insulating inner layer 21 and an insulating outer layer 22; the insulating inner layer 21 is arranged on the inner side of the insulating outer layer 22, and the insulating inner layer 21 and the insulating outer layer 22 are connected by a cold insulation component 3, and a vacuum cavity 23 is formed between the insulating inner layer 21, the insulating outer layer 22 and the cold insulation component 3, and the vacuum cavity 23 keeps the sample warm.

[0042] Preferably, the vacuum chamber 23 is vacuum, which can keep the sample warm and avoid temperature loss; by providing a cold insulation component 3, the insulation inner layer 21 and the insulation outer layer 22 can be separated, solving the problem of solid-state temperature conduction between the insulation inner layer 21 and the insulation outer layer 22, so that the temperature in the insulation inner layer 21 can be kept low for a long time, and the insulation outer layer 22 will not frost.

[0043] Furthermore, the cold insulation member 3 is provided at the upper end of the thermal insulation inner layer 21 , and the upper end of the cold insulation member 3 is connected to the thermal insulation outer layer 22 .

[0044] Preferably, liquid nitrogen is provided in the heat-insulating inner layer 21, and the liquid nitrogen can freeze the sample at low temperature.

[0045] Furthermore, a plate rack support assembly 4 is provided in the vacuum tank 2 , and the plate rack support assembly 4 can store the plate rack.

[0046] Preferably, by providing the plate rack support assembly 4, multiple sets of plate racks can be supported and stored.

[0047] Furthermore, a gap channel 5 is provided between the plate rack support assembly 4 and the thermal insulation inner layer 21 , and the liquid nitrogen in the thermal insulation inner layer 21 freezes the plate rack support assembly 4 through the gap channel 5 .

[0048] Preferably, the gap channel 5 is provided to ensure the flow of liquid nitrogen, facilitate freezing of the sample, and allow the plate rack support assembly 4 to contact the liquid nitrogen over a large area while preventing the liquid nitrogen from rolling.

[0049] Furthermore, the plate rack support assembly 4 includes plate rack support members 41 , at least one group of plate rack support members 41 is provided, the plate rack support members 41 are provided above the thermal insulation inner layer 21 , and the plate rack support members 41 can support and limit the plate rack.

[0050] Preferably, the plate rack support 41 can be arranged horizontally and vertically to ensure that multiple groups of samples can be stored and the capacity of the plate rack can be expanded.

[0051] Furthermore, the plate rack support assembly 4 also includes a fixed bracket 42, which is connected to the plate rack support member 41. The fixed bracket 42 is arranged on the inner side of the cold insulation member 3, and the fixed bracket 42 can be vertically arranged with multiple layers of plate rack support members 41.

[0052] Preferably, the plate rack support 41 is disposed on a fixed bracket 42 , and the fixed bracket 42 plays a supporting role.

[0053] Furthermore, a support assembly 6 is provided on the cold insulation member 3 ; the support assembly 6 can support and limit the plate rack support member 41 .

[0054] Preferably, the fixed bracket 42 can be supported and limited by setting a support component 6. By setting the support component 6 at a suitable height, a gap channel 5 is formed between the thermal insulation inner layer 21 and the fixed bracket 42 and the plate rack support 41, which facilitates the flow of liquid nitrogen to freeze the sample in the plate rack of the plate rack support 41.

[0055] Furthermore, the transfer tank 1 includes a tank body 11 and a tank cover 12; the tank body 11 is arranged on the outside of the vacuum tank 2, and the tank cover 12 is arranged above the tank body 11 and the vacuum tank 2, and the tank cover 12 can insulate and seal the sample in the vacuum tank 2.

[0056] Furthermore, a plate support assembly 4 is provided below the tank cover 12 , and a limiting member 7 is provided on the plate support assembly 4 , which can limit the tank cover 12 .

[0057] By providing the limiting member 7 and connecting the limiting member 7 to the tank cover 12 , it is ensured that the tank cover 12 does not shake during the transportation process.

[0058] Furthermore, a clamping support 13 and a handle 14 are provided on the tank body 11; the clamping support 13 can be connected to an external machine.

[0059] Preferably, by providing a clamping support 13 , it is convenient for an external manipulator, robot or other mechanical structure to clamp the tank body 11 .

[0060] Furthermore, a clamping hole 15 is provided on the tank cover 12, and the clamping hole 15 can be docked and grasped by an external robot.

[0061] Preferably, by providing the clamping claw hole 15 , it is convenient for a mechanical gripper to grab and open the can lid 12 .

[0062] Furthermore, a positioning base 16 is provided at the bottom of the transfer tank 1, and the positioning base 16 can be docked with an external mechanism for positioning.

[0063] In summary, the thermal insulation inner layer and the thermal insulation outer layer of the vacuum tank are disconnected by the cold insulation component and connected through the cold insulation component, so as to solve the problem of solid temperature conduction between the inner and outer layers of the vacuum tank, so that the temperature in the thermal insulation inner layer is kept at a low temperature for a long time and the outer layer will not frost; by setting the support assembly, the plate rack support assembly is supported on the inner layer of the vacuum tank, so that there is a gap between the bottom and side of the plate rack support assembly 4 and the thermal insulation inner layer of the vacuum tank for liquid nitrogen to flow, and the plate rack support assembly 4 contacts the liquid nitrogen with the maximum area, so that the plates placed in the plate rack support assembly 4 are kept at a low temperature; at the same time, it can prevent liquid nitrogen from rolling; by setting the plate rack support component 41, at least two layers can be placed, with two rows of plates placed side by side on each layer, thereby expanding the capacity of the plates that can be carried.

[0064] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, directional changes, etc.) without departing substantially from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0065] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0066] It will be appreciated that in the development of any actual embodiment, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will, for those of ordinary skill having the benefit of this disclosure, be a routine undertaking of design, fabrication, and production without undue experimentation.

[0067] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A low-temperature transfer tank, characterized by: The invention comprises a transfer tank (1), wherein a vacuum tank (2) is arranged in the transfer tank (1), and a cold insulation component (3) is arranged on the vacuum tank (2); the cold insulation component (3) can isolate the vacuum tank (2) from temperature conduction, and the vacuum tank (2) can keep the sample warm; the transfer tank (1) can store and transfer the sample.

2. The cryogenic transfer tank according to claim 1, wherein: The vacuum tank (2) comprises a heat-insulating inner layer (21) and a heat-insulating outer layer (22); a heat-insulating inner layer (21) is arranged on the inner side of the heat-insulating outer layer (22); the heat-insulating inner layer (21) and the heat-insulating outer layer (22) are connected via a cold-insulating member (3); a vacuum cavity (23) is formed between the heat-insulating inner layer (21), the heat-insulating outer layer (22) and the cold-insulating member (3); and the vacuum cavity (23) keeps the sample warm.

3. The cryogenic transfer tank according to claim 2, characterized in that: The cold insulation component (3) is arranged at the upper end of the thermal insulation inner layer (21), and the upper end of the cold insulation component (3) is connected to the thermal insulation outer layer (22).

4. The cryogenic transfer tank according to claim 2, wherein: A plate rack support assembly (4) is provided in the vacuum tank (2), and the plate rack support assembly (4) stores at least one group of plate racks.

5. The cryogenic transfer tank according to claim 4, characterized in that: A gap channel (5) is provided between the plate rack support assembly (4) and the thermal insulation inner layer (21), and the liquid nitrogen in the thermal insulation inner layer (21) freezes the plate rack support assembly (4) through the gap channel (5).

6. The cryogenic transfer tank according to claim 4 or 5, characterized in that: The plate rack support assembly (4) includes a plate rack support member (41), at least one group of the plate rack support members (41) is provided, the plate rack support member (41) is provided above the heat-insulating inner layer (21), and the plate rack support member (41) can support and limit the plate rack.

7. The cryogenic transfer tank according to claim 6, characterized in that: The plate rack support assembly (4) further comprises a fixed bracket (42), the fixed bracket (42) being connected to the plate rack support member (41), the fixed bracket (42) being arranged on the inner side of the cold insulation member (3), and the fixed bracket (42) can be arranged vertically with multiple layers of the plate rack support member (41).

8. The cryogenic transfer tank according to claim 4, wherein: A support assembly (6) is provided on the cold insulation component (3); the support assembly (6) can support and limit the plate rack support component (41).

9. The cryogenic transfer tank according to any one of claims 1 to 5, characterized in that: The transfer tank (1) comprises a tank body (11) and a tank cover (12); the tank body (11) is arranged on the outside of the vacuum tank (2), and the tank cover (12) is arranged above the tank body (11) and the vacuum tank (2); the tank cover (12) can perform heat insulation and sealing on the sample in the vacuum tank (2).

10. The cryogenic transfer tank according to claim 9, characterized in that: A plate support assembly (4) is provided below the tank cover (12), and a position limiting member (7) is provided on the plate support assembly (4), and the position limiting member (7) can limit the tank cover (12).

11. The cryogenic transfer tank according to claim 9, wherein: The tank body (11) is provided with a clamping support (13) and a handle (14); the clamping support (13) can be docked with an external machine.

12. The cryogenic transfer tank according to claim 9, wherein: The tank cover (12) is provided with a clamping claw hole (15), and the clamping claw hole (15) can be docked and grasped by an external manipulator.

13. The cryogenic transfer tank according to claim 9, wherein: A positioning base (16) is provided at the bottom of the transfer tank (1), and the positioning base (16) can be docked with an external mechanism for positioning.

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