Ultralow-temperature intelligent refrigerator

Abstract

The utility model discloses an ultralow-temperature intelligent refrigerator which comprises a sample storage device, a rotating storage mechanism is arranged in the sample storage device and can rotate in the sample storage device, and a rotating channel mechanism is arranged on the sample storage device. The rotating storage mechanism can store and take the sample boxes when the rotating channel mechanism is in an open state, and the rotating channel mechanism can conduct heat preservation sealing on the sample storage equipment when the rotating channel mechanism is in a closed state. The biological sample storage device has the advantages that the biological sample boxes can be stored through the rotary storage mechanism, the sample storage device can be sealed or opened through the rotary channel mechanism, the operation area can be dehumidified through the internal circulation dehumidification mechanism, it is guaranteed that the sample boxes cannot be frosted when pipes are picked in the operation area, and the operation area is protected. And the maintenance door mechanism can be conveniently opened, so that the interior of the sample storage equipment and the rotary storage mechanism are maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of biological sample storage, in particular to an ultra-low temperature intelligent refrigerator. Background Art

[0002] The storage refrigerators currently in use adopt a fixed storage method, in which the basket is raised and lowered by an external mechanism, and the basket is stored in the storage compartment after the sample is retrieved. This storage method will waste a lot of space, store fewer sample boxes, and have low storage efficiency. Currently, in the process of picking tubes, frost will form when extracting samples under low temperature conditions, making it difficult to pick tubes and scan codes, and it is inconvenient to repair. For this reason, the inventor has designed a large-capacity storage refrigerator that can perform defrosting. Utility Model Content

[0003] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0004] In view of the above problems or problems existing in the prior art, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide an ultra-low temperature intelligent refrigerator, which can store large-capacity sample boxes. The sample boxes can be selected through the cooperation of the operation area. The operation area can be dehumidified through the internal circulation dehumidification mechanism to prevent frost from occurring during the tube selection process, and the sample storage device and the rotating storage mechanism can be quickly repaired by setting a maintenance door mechanism.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an ultra-low temperature intelligent refrigerator, which includes a sample storage device, a rotating storage mechanism is arranged inside the sample storage device, the rotating storage mechanism can rotate inside the sample storage device, and a rotating channel mechanism is arranged on the sample storage device. The rotating storage mechanism can store and retrieve sample boxes when the rotating channel mechanism is in an open state, and the rotating channel mechanism can insulate and seal the sample storage device when it is in a closed state.

[0007] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, an operating area is provided on the side of the rotating channel mechanism, and the operating area can be used for pipe picking operations.

[0008] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the rotating storage mechanism includes a sample rack, a circular array of sample racks forms a rotating storage rack, and at least one group of storage slots is arranged on the sample rack, and the storage slots can store sample boxes.

[0009] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, an extraction channel is vertically opened in the sample rack, and the shovel plate manipulator can scoop the sample box through the extraction channel.

[0010] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, a storage step is provided in the storage slot, and the storage step can support the sample box.

[0011] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the rotating storage mechanism also includes a driving mechanism and a rotating storage rack, the driving mechanism is arranged at the upper end of the rotating storage rack, and the driving mechanism can drive the rotating storage rack to rotate in a circle.

[0012] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the driving mechanism includes a driving member, a transmission shaft, a transmission gear, and a driven gear; the driven gear is arranged at the upper end of the rotating storage rack, the outer side of the driven gear is meshed and connected with the transmission gear, and the transmission gear is connected to the driving member through the transmission shaft.

[0013] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the rotating storage mechanism includes a rotating storage rack, an internal circulation dehumidification mechanism is arranged in the middle position of the rotating storage rack, the internal circulation dehumidification mechanism is connected with the operation area through a pipeline, the internal circulation dehumidification mechanism can dehumidify the operation area, and the internal circulation dehumidification mechanism can adsorb and filter the cold source inside the sample storage device.

[0014] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the internal circulation dehumidification mechanism includes a shell cover, a circulation component and an inner cavity; a circulation component is arranged below the shell cover, the circulation component is arranged in the inner cavity, and a filter component is also arranged in the inner cavity. The circulation component can absorb the cold source in the sample storage device into the inner cavity, and the inner cavity can transport the cold source to the operating area through a pipeline, and the filter component can filter the cold source.

[0015] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the operation area includes a scooping operation area, a tube picking operation area, and a transfer operation area; the scooping operation area and the transfer operation area are respectively arranged on both sides of the tube picking operation area, the scooping operation area can perform sample storage and retrieval operations on the rotating storage mechanism, the tube picking operation area can perform tube picking operations on sample tubes, and the transfer operation area can perform transfer operations on sample boxes.

[0016] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, a maintenance door mechanism is provided on the sample storage device, and the maintenance door mechanism can be rotated to open and the interior of the sample storage device can be inspected.

[0017] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the rotating channel mechanism includes a scooping channel, a sealing door and a sealing door driving component; a sealing door is arranged in the scooping channel, and the upper end of the sealing door is connected to the sealing door driving component, and the sealing door driving component can drive the sealing door away from the scooping channel.

[0018] As a preferred solution of the ultra-low temperature intelligent refrigerator of the utility model, the scooping channel is arranged vertically, and an operating area is arranged on the side of the scooping channel.

[0019] The beneficial effects of the utility model are as follows: the utility model can store biological sample boxes through the rotating storage mechanism, the sample storage device can be sealed or opened through the rotating channel mechanism, the samples of the rotating storage mechanism can be scooped through the rotating channel mechanism by the external scooping mechanism, the operation area can be picked up by a robot or manually, the operation area can be dehumidified by the internal circulation dehumidification mechanism to ensure that the sample boxes will not be frosted when picking up tubes in the operation area, and the maintenance door mechanism can be easily opened to inspect the inside of the sample storage device and the rotating storage mechanism. The device greatly increases the storage capacity and improves the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following is a brief introduction to the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0021] Figure 1 This is the overall schematic diagram of the ultra-low temperature smart refrigerator.

[0022] Figure 2 Schematic diagram of the rotating channel mechanism of the ultra-low temperature intelligent refrigerator.

[0023] Figure 3 Schematic diagram of the rotating storage mechanism of the ultra-low temperature smart refrigerator.

[0024] Figure 4 for Figure 3 Enlarged view of point A of the medium and ultra-low temperature smart refrigerator.

[0025] Figure 5 It is a cross-sectional view of the rotating storage mechanism of the ultra-low temperature smart refrigerator.

[0026] Figure numerals: sample storage device, 1; rotating storage mechanism, 2; rotating channel mechanism, 3; operating area, 4; sample rack, 21; rotating storage rack, 22; storage tank, 23; extraction channel, 24; storage step, 231, driving mechanism, 25; driving member, 251; transmission shaft, 252, transmission gear, 253; driven gear, 254; internal circulation dehumidification mechanism, 5; housing cover, 51; circulation member, 52; inner cavity, 53; scooping operation area, 41; pipe picking operation area, 42; transfer operation area, 43; maintenance door mechanism, 7; scooping channel, 31; sealing door, 32; sealing door driving member, 33; DETAILED DESCRIPTION

[0027] 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 in conjunction with the accompanying drawings.

[0028] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and 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.

[0029] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments.

[0030] Example 1

[0031] Reference Figures 1 to 3 , which is the first embodiment of the utility model, and this embodiment provides an ultra-low temperature intelligent refrigerator, which includes a sample storage device 1. A rotating storage mechanism 2 is arranged inside the sample storage device 1, and the rotating storage mechanism 2 can rotate inside the sample storage device 1. A rotating channel mechanism 3 is arranged on the sample storage device 1. The rotating storage mechanism 2 can store and retrieve sample boxes when the rotating channel mechanism 3 is in an open state, and the rotating channel mechanism 3 can keep the sample storage device 1 warm and seal when it is in a closed state.

[0032] Preferably, the rotating storage mechanism 2 can rotate within the rotating storage mechanism 2. By rotating the rotating storage mechanism 2, more biological sample boxes can be stored. By setting the rotating channel mechanism 3, a scooping channel can be formed in the sample storage device 1, which facilitates the storage and retrieval of sample boxes in the rotating storage mechanism 2.

[0033] Most of the storage methods currently used are fixed, which has low storage efficiency and wastes a lot of space. The rotating storage method adopted by this device can store more sample boxes, and the sample boxes are accessed by the rotating storage mechanism 2 through the rotating channel mechanism 3 through an external scooping mechanism.

[0034] In summary, the utility model can ensure a low-temperature freezing environment by arranging the rotating storage mechanism 2 in the sample storage device 1, so as to perform low-temperature freezing on the samples. Large-capacity sample boxes can be stored by rotating the rotating storage mechanism 2 without wasting space. By arranging the rotating channel mechanism 3, the sample boxes of the rotating storage mechanism 2 can be scooped by an external shoveling mechanism. The device can store large-capacity sample boxes and ensure low-temperature freezing of the samples.

[0035] Example 2

[0036] Reference Figures 1 to 5 , which is the second embodiment of the utility model. In the previous embodiment, the ultra-low temperature intelligent refrigerator includes a sample storage device 1, a rotating storage mechanism 2 is arranged inside the sample storage device 1, the rotating storage mechanism 2 can rotate inside the sample storage device 1, and a rotating channel mechanism 3 is arranged on the sample storage device 1. The rotating storage mechanism 2 can store and retrieve sample boxes when the rotating channel mechanism 3 is in the open state, and the rotating channel mechanism 3 can keep the sample storage device 1 warm and seal when it is in the closed state.

[0037] Preferably, the rotating storage mechanism 2 can rotate within the rotating storage mechanism 2. By rotating the rotating storage mechanism 2, more biological sample boxes can be stored. By setting the rotating channel mechanism 3, a scooping channel can be formed in the sample storage device 1, which facilitates the storage and retrieval of sample boxes in the rotating storage mechanism 2.

[0038] Furthermore, an operating area 4 is provided on the side of the rotating channel mechanism 3, and the operating area 4 can be used for pipe picking operations.

[0039] Preferably, the operation area 4 can be provided with a sealed door, or it can be open, and direct manual pipe picking is also possible.

[0040] Preferably, an external shovel mechanism can be provided in the operating area to perform sample storage and retrieval operations on the rotating storage mechanism 2; a tube picking mechanism can also be provided to select the sample tubes in the sample box. Of course, if the selection is performed manually, the tube picking mechanism does not need to be provided.

[0041] Furthermore, the rotating storage mechanism 2 includes a sample rack 21 , and a circumferential array of the sample racks 21 forms a rotating storage rack 22 . At least one group of storage slots 23 is arranged on the sample rack 21 , and the storage slots 23 can store the sample boxes.

[0042] Preferably, the rotating storage rack 22 is composed of a plurality of sample racks 21 surrounding the circumference. The sample rack 21 can be vertically provided with a plurality of storage slots 23 , and each storage slot 23 can store sample boxes. Thus, a large number of sample boxes can be stored on the rotating storage rack 22 .

[0043] Furthermore, an extraction channel 24 is vertically opened in the sample rack 21 , and the shovel plate robot can scoop the sample box through the extraction channel 24 .

[0044] Preferably, an external shovel robot can scoop up the sample boxes in each layer of storage slots 23 through the extraction channel 24 .

[0045] Furthermore, a storage step 231 is provided in the storage slot 23, and the storage step 231 can support the sample box.

[0046] Furthermore, the rotary storage mechanism 2 further includes a driving mechanism 25 and a rotary storage rack 22. The driving mechanism 25 is disposed at the upper end of the rotary storage rack 22. The driving mechanism 25 can drive the rotary storage rack 22 to perform circular rotation.

[0047] Preferably, the rotating storage rack 22 is driven to rotate by the driving mechanism 25, so that each group of sample racks 21 can be docked with the scooping channel 31 when storing or extracting sample boxes, ensuring that each group of sample racks 21 and each layer of storage slots 23 can store and retrieve sample boxes.

[0048] Furthermore, the driving mechanism 25 includes a driving member 251, a transmission shaft 252, a transmission gear 253, and a driven gear 254; the driven gear 254 is arranged at the upper end of the rotating storage rack 22, and the outer side of the driven gear 254 is meshed and connected with the transmission gear 253, and the transmission gear 253 is connected to the driving member 251 through the transmission shaft 252.

[0049] Preferably, the driving member 251 may be a driving motor, which is disposed at the upper end of the sample storage device 1 and connected to a transmission gear 253 inside the sample storage device 1 via a transmission shaft 252 .

[0050] Preferably, the driving member 251 drives the transmission shaft 252 to rotate, the transmission shaft 252 drives the transmission gear 253 to engage and connect, the transmission gear 253 engages and rotates with the driven gear 254, and the driven gear 254 can drive the rotating storage rack 22 to rotate in a circle inside the sample storage device 1.

[0051] Furthermore, the rotating storage mechanism 2 includes a rotating storage rack 22, and an internal circulation dehumidification mechanism 5 is arranged in the middle position of the rotating storage rack 22. The internal circulation dehumidification mechanism 5 is connected to the operation area 4 through a pipeline. The internal circulation dehumidification mechanism 5 can dehumidify the operation area 4, and the internal circulation dehumidification mechanism 5 can adsorb and filter the cold source inside the sample storage device 1.

[0052] Preferably, by providing an internal circulation dehumidification mechanism 5, the low-temperature cold source in the sample storage device 1 can be sent to the operating area 4 through a pipeline to avoid frost on the sample box during the tube picking process. When the sample box is low-temperature frozen in the sample storage device 1 and is extracted and placed in the operating area 4, the internal circulation dehumidification mechanism 5 can transfer the cold source to the operating area 4, so the sample box will not be frosted and the tube picking can be carried out smoothly.

[0053] Furthermore, the internal circulation dehumidification mechanism 5 includes a shell cover 51, a circulation component 52 and an inner cavity 53; a circulation component 52 is arranged below the shell cover 51, and the circulation component 52 is arranged in the inner cavity 53. A filter component is also arranged in the inner cavity 53. The circulation component 52 can absorb the cold source in the sample storage device 1 into the inner cavity 53, and the inner cavity 53 can transport the cold source to the operating area 4 through a pipeline, and the filter component can filter the cold source.

[0054] Preferably, the circulation member 52 can be a circulation fan, which can suck the cold source of the sample storage device 1 into the operating area 4 through the pipe.

[0055] Preferably, the filter element can be made of some adsorbent materials, which can filter and adsorb the cold source.

[0056] Furthermore, the operation area 4 includes a scooping operation area 41, a tube picking operation area 42, and a transfer operation area 43; the scooping operation area 41 and the transfer operation area 43 are respectively arranged on both sides of the tube picking operation area 42, the scooping operation area 41 can perform sample storage and retrieval operations on the rotating storage mechanism 2, the tube picking operation area 42 can perform tube picking operations on sample tubes, and the transfer operation area 43 can perform transfer operations on sample boxes.

[0057] Preferably, an external scooping mechanism can be provided in the scooping operation area 41, the tube picking operation area 42 can be used for manual tube picking or tube picking using a tube picking device, and the transport operation area 43 can receive and transport sample boxes.

[0058] Furthermore, a maintenance door mechanism 7 is provided on the sample storage device 1 , and the maintenance door mechanism 7 can be rotated to open and inspect the interior of the sample storage device 1 .

[0059] Preferably, the sample storage device 1 and the rotating storage mechanism 2 can be easily inspected and repaired by providing a maintenance door mechanism 7 .

[0060] Furthermore, the rotating channel mechanism 3 includes a shoveling channel 31, a sealing door 32 and a sealing door driver 33; a sealing door 32 is arranged in the shoveling channel 31, and the upper end of the sealing door 32 is connected to the sealing door driver 33, and the sealing door driver 33 can drive the sealing door 32 away from the shoveling channel 31.

[0061] Preferably, the sealing door driving member 33 can be driven by a motor or other driving methods of the prior art. The sealing door driving member 33 can drive the sealing door 32 to rotate 90 degrees, thereby revealing the scooping channel 31, and the sample box can be accessed from the rotating storage mechanism 2 through the scooping channel 31.

[0062] Furthermore, the scooping channel 31 is vertically arranged, and an operating area 4 is arranged on the side of the scooping channel 31 to facilitate scooping the sample box and performing the tube picking work.

[0063] In summary, the utility model can store biological sample boxes through the rotating storage mechanism 2, and can seal or open the sample storage device 1 through the rotating channel mechanism 3. The sample of the rotating storage mechanism 2 can be scooped by the external scooping mechanism through the rotating channel mechanism 3. The operation area can be picked up by a robot or manually. The operation area can be dehumidified by the internal circulation dehumidification mechanism 5 to ensure that the sample box will not be frosted when the tube is picked up in the operation area. The maintenance door mechanism 7 can be easily opened to inspect the inside of the sample storage device 1 and the rotating storage mechanism 2. The device greatly increases the storage capacity and improves the work efficiency.

[0064] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. 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 ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, 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 a specific embodiment, 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 should be understood that in the development of any actual implementation, 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 for those of ordinary skill having the benefit of this disclosure, without undue experimentation, the development effort will be a routine task of design, fabrication, and production.

[0067] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An ultra-low temperature intelligent refrigerator, characterized in that: The sample storage device (1) comprises a rotating storage mechanism (2) disposed inside the sample storage device (1), wherein the rotating storage mechanism (2) can rotate inside the sample storage device (1), and the sample storage device (1) is provided with a rotating channel mechanism (3). The rotating storage mechanism (2) can store and retrieve sample boxes when the rotating channel mechanism (3) is in an open state, and the rotating channel mechanism (3) can heat-insulate and seal the sample storage device (1) when it is in a closed state.

2. The ultra-low temperature intelligent refrigerator according to claim 1, characterized in that: An operating area (4) is provided on the side of the rotating channel mechanism (3), and the operating area (4) can be used for pipe picking operations.

3. The ultra-low temperature intelligent refrigerator according to claim 1, characterized in that: The rotating storage mechanism (2) comprises a sample rack (21), wherein a circumferential array of the sample racks (21) forms a rotating storage rack (22), and at least one group of storage slots (23) is arranged on the sample rack (21), and the storage slots (23) can store sample boxes.

4. The ultra-low temperature intelligent refrigerator according to claim 3, characterized in that: An extraction channel (24) is vertically opened in the sample rack (21), and the shovel plate manipulator can scoop the sample box through the extraction channel (24).

5. The ultra-low temperature intelligent refrigerator according to claim 3, characterized in that: A storage step (231) is provided in the storage slot (23), and the storage step (231) can support the sample box.

6. The ultra-low temperature intelligent refrigerator according to any one of claims 1 to 5, characterized in that: The rotary storage mechanism (2) further comprises a driving mechanism (25) and a rotary storage rack (22); the driving mechanism (25) is arranged at the upper end of the rotary storage rack (22); and the driving mechanism (25) can drive the rotary storage rack (22) to perform circular rotation.

7. The ultra-low temperature intelligent refrigerator according to claim 6, characterized in that: The driving mechanism (25) comprises a driving member (251), a transmission shaft (252), a transmission gear (253), and a driven gear (254); the driven gear (254) is arranged at the upper end of the rotating storage rack (22), the outer side of the driven gear (254) is meshedly connected with the transmission gear (253), and the transmission gear (253) is connected to the driving member (251) through the transmission shaft (252).

8. The ultra-low temperature intelligent refrigerator according to claim 2, characterized in that: The rotary storage mechanism (2) comprises a rotary storage rack (22), an internal circulation dehumidification mechanism (5) is arranged in the middle of the rotary storage rack (22), the internal circulation dehumidification mechanism (5) is connected with the operation area (4) through a pipeline, the internal circulation dehumidification mechanism (5) can dehumidify the operation area (4), and the internal circulation dehumidification mechanism (5) can adsorb and filter the internal cold source of the sample storage device (1).

9. The ultra-low temperature intelligent refrigerator according to claim 8, characterized in that: The internal circulation dehumidification mechanism (5) comprises a housing cover (51), a circulation component (52) and an inner cavity (53); a circulation component (52) is arranged below the housing cover (51), the circulation component (52) is arranged in the inner cavity (53), a filter component is also arranged in the inner cavity (53), the circulation component (52) can absorb the cold source in the sample storage device (1) into the inner cavity (53), the inner cavity (53) can transport the cold source to the operating area (4) through a pipeline, and the filter component can filter the cold source.

10. The ultra-low temperature intelligent refrigerator according to claim 2, characterized in that: The operation area (4) comprises a scooping operation area (41), a tube picking operation area (42), and a transfer operation area (43); the scooping operation area (41) and the transfer operation area (43) are respectively arranged on both sides of the tube picking operation area (42); the scooping operation area (41) can perform sample storage and retrieval operations on the rotating storage mechanism (2), the tube picking operation area (42) can perform tube picking operations on sample tubes, and the transfer operation area (43) can perform transfer operations on sample boxes.

11. The ultra-low temperature intelligent refrigerator according to claim 1, characterized in that: The sample storage device (1) is provided with a maintenance door mechanism (7), and the maintenance door mechanism (7) can be rotated to open and the interior of the sample storage device (1) can be inspected and maintained.

12. The ultra-low temperature intelligent refrigerator according to claim 1, characterized in that: The rotating channel mechanism (3) comprises a scooping channel (31), a sealing door (32) and a sealing door driving member (33); the scooping channel (31) is provided with a sealing door (32), the upper end of the sealing door (32) is connected to the sealing door driving member (33), and the sealing door driving member (33) can drive the sealing door (32) away from the scooping channel (31).

13. The ultra-low temperature intelligent refrigerator according to claim 12, characterized in that: The scooping channel (31) is arranged vertically, and an operating area (4) is arranged on the side of the scooping channel (31).

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