Biological sample storage refrigerator

Abstract

The utility model provides a biological sample storage refrigerator which comprises a first shell, a moving module and a second shell, the moving module and the second shell are arranged in the first shell, the moving module at least enables a sample box to enter and exit from the first shell, and a storage space used for storing the sample box is arranged in the second shell. The first shell and the second shell are detachably connected. According to the biological sample storage refrigerator, different moving modules can be designed according to requirements, the first shell and the second shell with different internal mechanisms are combined according to use requirements, and diversified requirements of users are met.

Description

Technical Field

[0001] This utility model belongs to the field of refrigeration equipment technology, and more specifically, it relates to a biological sample storage refrigerator. Background Technology

[0002] In the biomedical industry, ultra-low temperature freezers are used for storing biological samples. Biobanks are essential infrastructure for research in the medical and biological fields, allowing blood, stem cells, and immune cells to maintain their viability for extended periods through cryopreservation. The common technique involves storing samples in cryovials, placing the cryovials in cryovial boxes, and then storing them in an ultra-low temperature freezer.

[0003] Most automated refrigerators on the market are currently designed as a single unit, which is bulky and cannot flexibly combine functions, making it difficult to cater to various usage scenarios and limiting users' choices. Utility Model Content

[0004] The purpose of this utility model embodiment is to provide a biological sample storage refrigerator to solve the technical problems of existing integrated refrigerators, such as large size, limited functions, and inability to be used flexibly according to various scenarios.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a biological sample storage refrigerator is provided, including a first outer shell, a movable module disposed within the first outer shell, and a second outer shell. The movable module is at least capable of allowing sample boxes to enter and exit the first outer shell, and the second outer shell has a storage space for storing the sample boxes. The first outer shell and the second outer shell are detachably connected.

[0006] Optionally, the first housing and the second housing are detachably connected by a locking member, and a guide structure is provided between the first housing and the second housing.

[0007] Optionally, the guide structure includes a guide base and a guide portion for extending into the guide base, the guide base being fixed to one of the first housing and the second housing, and the guide portion being fixed to the other of the first housing and the second housing.

[0008] Optionally, the guide base has a circular hole into which the guide portion extends. The guide portion includes a conical portion for guiding and engaging with the circular hole and a mating portion for circumferential positioning engagement with the circular hole. The end of the conical portion away from its tip is connected to the mating portion.

[0009] Optionally, the first shell has a first side wall, the second shell has a second side wall, the first side wall and the second side wall are arranged adjacent to each other or abutting to each other, the number of the locking members is plural, and the locking members are arranged around the edges of the first side wall and the second side wall, and the number of the guiding structures is plural, and the guiding structures are arranged around the edges of the first side wall and the second side wall.

[0010] Optionally, the first shell has a first inlet and outlet for the sample box to enter and exit, the second shell has a second inlet and outlet for the sample box to enter and exit, the first inlet and outlet and the second inlet and outlet are communicated with each other, and the annular sealing member is arranged between the first shell and the second shell, and the first inlet and outlet and the second inlet and outlet are located in the area defined by the annular sealing member.

[0011] Optionally, the moving module comprises a sample box taking mechanism and a sample box manipulator, the sample box taking mechanism is used for moving the sample box in the second shell to the sample box manipulator, and the sample box manipulator is used for moving the sample box to a target position.

[0012] Optionally, the moving module further comprises a sample manipulator, the sample manipulator is used for taking a frozen sample from one sample box and moving to another sample box.

[0013] Optionally, the moving module further comprises a transfer box lifting mechanism and a transfer channel, the sample box manipulator is used for moving the sample box into the transfer box of the transfer box lifting mechanism, and the transfer box lifting mechanism is used for moving the transfer box to the transfer channel.

[0014] Optionally, the biological sample storage refrigerator further comprises a shelf arranged in the second shell and a box taking module used for taking the sample box from the shelf and moving into the first shell, and the shelf is located in the storage space.

[0015] The biological sample storage refrigerator has the advantages that, compared with the prior art, the biological sample storage refrigerator comprises a first shell and a second shell, a moving module in the first shell can make the sample box enter and exit the first shell, the inside of the second shell is used for storing the sample box, and the first shell and the second shell are detachably connected, so that different moving modules can be designed according to requirements, the first shell and the second shell with different internal mechanisms are combined according to use requirements, and the diversified requirements of users are met. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without any creative effort.

[0017] Figure 1 The explosion structure diagram of the biological sample storage refrigerator is provided for the embodiments of the present application.

[0018] Figure 2 The three-dimensional structure diagram of the first cabin body is provided for the embodiments of the present application.

[0019] Figure 3 For Figure 1 The local enlarged view of A in FIG.

[0020] Figure 4 For Figure 2 The local enlarged view of B in FIG.

[0021] Figure 5 The explosion structure diagram of the guiding structure is provided for the embodiments of the present application.

[0022] Figure 6 The three-dimensional structure diagram of the biological sample storage refrigerator is provided for the embodiments of the present application. Figure 1 ;

[0023] Figure 7 The three-dimensional structure diagram of the biological sample storage refrigerator is provided for the embodiments of the present application. Figure 1 .

[0024] In the drawings, various reference signs represent:

[0025] 10 - first cabin body; 11 - first outer shell; 12 - first inlet and outlet; 13 - first connecting hole; 14 - sample box taking mechanism; 15 - sample box mechanical hand; 16 - sample mechanical hand; 20 - second cabin body; 21 - second outer shell; 22 - second connecting hole; 23 - second inlet and outlet; 30 - guiding structure; 31 - guiding base; 311 - round hole; 312 - third connecting hole; 32 - guiding part; 321 - matching part; 322 - conical part. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical solutions and beneficial effects of the present application more clearly understood, the following will further describe the present application in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0027] It is to be noted that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or indirectly connected to the other element.

[0028] It is to be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and 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 cannot be understood as a limitation on the present application.

[0029] In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0030] In the biological medical industry, the field of biological sample storage, an ultra-low temperature refrigerator is needed to store biological samples. The biological sample library is an important basic equipment in the current medical field and biological field research work, and through low-temperature preservation, blood, stem cells and immune cell biological tissues can be kept active for a long time. In the related art, the sample is stored in a cryopreservation tube, and the cryopreservation tube is placed in a cryopreservation box and stored in an ultra-low temperature refrigerator.

[0031] At present, most of the automatic refrigerator equipment on the market is of one-piece design, large in size, and the functions cannot be flexibly combined, so it is difficult to take into account various use scenarios, and users will be limited when choosing.

[0032] In order to alleviate or solve the above technical problems, the present application provides a new biological sample storage refrigerator, which comprises a first shell 11 and a second shell 21 which are detachably connected, a moving module is arranged in the first shell 11, the moving module can realize the in-out of the sample box, the inside of the second shell 21 is mainly used for storing the sample box, thereby separating the function area and the storage area of the refrigerator, the moving module can be designed as different function modules according to the use demand of the user, forming different cabin bodies, and then the first shell 11 and the second shell 21 with different internal mechanisms can be connected and used in cooperation according to the use demand of the user, meeting the more diversified needs of the user.

[0033] The biological sample storage refrigerator provided in the embodiment of the present application will be described.

[0034] Please see Figures 1 to 5 , the biological sample storage refrigerator comprises a first shell 11, a moving module arranged in the first shell 11, and a second shell 21, the moving module can at least enable sample boxes to enter and exit the first shell 11, the second shell 21 has a storage space for storing sample boxes, and the first shell 11 and the second shell 21 are detachably connected.

[0035] The first shell 11 and the moving module in the first shell 11 are functional cabins of the biological sample storage refrigerator, the moving module is arranged in the interior of the first shell 11, the moving module can at least enable sample boxes to enter and exit the first shell 11, and the entering and exiting of the sample boxes are realized, specifically, at least the sample boxes in the second shell 21 can be transported to a target position, and the sample boxes can also be transported to the second shell 21, and the specific mechanism and function of the moving module are not limited here, and the moving module can be combined for use according to the needs of users.

[0036] The second shell 21 and the internal structure of the second shell 21 are storage cabins of the biological sample storage refrigerator, the internal structure of the second shell 21 has a storage space, and the storage space is located in the interior of the second shell 21.

[0037] The first shell 11 and the second shell 21 are detachably connected, different first shells 11 and second shells 21 with internal mechanisms can be combined for use according to the needs of use, and flexible configuration is realized.

[0038] The biological sample storage refrigerator in the above embodiment comprises a first shell 11 and a second shell 21, a moving module in the first shell 11 can enable sample boxes to enter and exit the first shell 11, the second shell 21 is used for storing sample boxes, and the first shell 11 and the second shell 21 are detachably connected, therefore, different moving modules can be designed according to needs, different first shells 11 and second shells 21 with internal mechanisms are combined for use according to the needs of use, and the diversified needs of users are met.

[0039] The first shell 11 and the second shell 21 are detachably connected, different first shells 11 and second shells 21 with internal mechanisms can be combined for use according to the needs of use, and flexible configuration is realized.

[0040] In some embodiments of the utility model, please refer to Figure 1 and Figure 2The first shell 11 and the second shell 21 are detachably connected through a locking piece, and the first shell 11 and the second shell 21 have a guide structure 30 therebetween. The locking piece is used for connecting the first shell 11 and the second shell 21, and the guide structure 30 is used for guiding when the first shell 11 and the second shell 21 are installed, so as to position the two shells relative to each other. Specifically, when the first shell 11 and the second shell 21 are installed, the two shells are close to each other, and under the action of the guide structure 30, the first shell 11 and the second shell 21 are aligned with each other, and then the first shell 11 and the second shell 21 are locked through the locking piece, thereby realizing the installation of the first shell 11 and the second shell 21. When disassembly is needed, the locking piece is disassembled, and the first shell 11 and the second shell 21 are separated from each other.

[0041] Through the arrangement of the guide structure 30, the first shell 11 and the second shell 21 can be positioned relative to each other when installed, the first shell 11 and the second shell 21 are aligned with each other, and the installation difficulty is reduced.

[0042] In some embodiments, the first shell 11 corresponds to the first cabin body 10, which can be a front cabin, facilitating the storage and retrieval of the sample box. The second shell 21 corresponds to the second cabin body 20, which can be a rear cabin, facilitating the storage of the sample box.

[0043] In some embodiments, the bottom of the first shell 11 has a first roller, and the bottom of the second shell 21 has a second roller. When the first shell 11 and the second shell 21 are installed, the first shell 11 and the second shell 21 can be pushed to make the two shells close to each other for docking. The arrangement of the first roller and the second roller makes the installation of the first shell 11 and the second shell 21 more convenient.

[0044] In some embodiments, referring to Figure 1 and Figure 2 the first shell 11 is provided with a first connecting hole 13, and the second shell 21 is provided with a second connecting hole 22. The locking piece passes through the first connecting hole 13 and is connected to the second connecting hole 22, or the locking piece passes through the second connecting hole 22 and is connected to the first connecting hole 13.

[0045] Optionally, the locking piece is a threaded structure such as a screw or a bolt.

[0046] Optionally, one of the first connecting hole 13 and the second connecting hole 22 is an oblong hole 311. When there is a machining error in the first shell 11 and the second shell 21, the first connecting hole 13 and the second connecting hole 22 can also be aligned to prevent the first connecting hole 13 and the second connecting hole 22 from being misaligned with each other and being unable to be installed.

[0047] In some embodiments of the utility model, referring to Figures 1 to 5The guiding structure 30 comprises a guiding base 31 and guiding portions 32 extending into the guiding base 31. The guiding base 31 is fixed to one of the first housing 11 and the second housing 21, and the guiding portions 32 are fixed to the other one of the first housing 11 and the second housing 21. In some embodiments, the guiding base 31 is fixed to the first housing 11, and the guiding portions 32 are fixed to the second housing 21. Alternatively, the guiding base 31 is fixed to the second housing 21, and the guiding portions 32 are fixed to the first housing 11.

[0048] The guiding base 31 and the guiding portions 32 are cooperated to guide the first housing 11 and the second housing 21, and gradually realize the alignment and positioning of the first housing 11 and the second housing 21.

[0049] In some embodiments, the guiding base 31 is fixed to one of the housings by a threaded fastener. Alternatively, the guiding base 31 is fixed to one of the housings by welding.

[0050] In some embodiments, the guiding portions 32 are fixed to the other one of the housings by a threaded fastener. Alternatively, the guiding base 31 is fixed to the other one of the housings by welding.

[0051] In some embodiments of the present application, please refer to Figures 3 to 5 The guiding base 31 has a circular hole 311 for the guiding portions 32 to extend into, and the guiding portions 32 comprise a conical portion 322 for guiding cooperation with the circular hole 311 and a cooperating portion 321 for circumferential positioning cooperation with the circular hole 311. The conical portion 322 is connected to the cooperating portion 321 at an end away from the tip thereof. The tip of the conical portion 322 is the end with smaller cross section. When the first housing 11 and the second housing 21 gradually approach and cooperate with each other, the guiding portions 32 extend into the interior of the guiding base 31. Specifically, the tip of the conical portion 322 enters the interior of the circular hole 311 first, and even when the central axis of the conical portion 322 is misaligned with the central axis of the circular hole 311, the conical portion 322 can still gradually enter the interior of the circular hole 311. After the conical portion 322 completely passes through the circular hole 311, the cooperating portion 321 is located in the interior of the circular hole 311, and the outer diameter of the cooperating portion 321 matches the inner diameter of the circular hole 311, thereby realizing the mutual positioning of the two housings.

[0052] The circular hole 311 and the conical portion 322 are cooperated to guide and position the first housing 11 and the second housing 21 when they are assembled.

[0053] In some embodiments, the guiding base 31 has the circular hole 311 at the center thereof. The circular guiding base 31 is easy to manufacture and install, and easy to be aligned with the guiding portions 32.

[0054] Optionally, the outer contour of the guide base 31 is a cylindrical surface, and the circular hole 311 is located in the interior of the guide base 31. The center line of the circular hole 311 can be offset from the center line of the outer contour of the guide base 31, or the center line of the circular hole 311 can coincide with the center line of the outer contour of the guide base 31. When the center line of the circular hole 311 coincides with the center line of the outer contour of the guide base 31, the guide base 31 is in the form of a circular ring.

[0055] Optionally, a third connecting hole 312 is formed in the guide base 31, and a fourth connecting hole is formed in the corresponding shell. A threaded member passes through the third connecting hole 312 and the fourth connecting hole, so that the guide base 31 is fixed to the corresponding shell. The number of third connecting holes 312 can be two or three, and a plurality of third connecting holes 312 can be arranged around the center line of the circular hole 311 of the guide base 31.

[0056] Optionally, the fitting part 321 is in clearance fit with the circular hole 311, so that when the fitting part 321 is located in the interior of the circular hole 311, the fitting part 321 is subjected to the circumferential inner wall of the circular hole 311, and the guide part 32 cannot move radially relative to the guide base 31.

[0057] In some embodiments of the present application, please refer to Figure 1 and Figure 2 , the first shell 11 has a first side wall, and the second shell 21 has a second side wall. The first side wall and the second side wall are arranged adjacent to each other or abutting each other. The number of locking members is multiple, and the locking members are arranged around the edges of the first side wall and the second side wall. The number of guide structures 30 is multiple, and the guide structures 30 are arranged around the edges of the first side wall and the second side wall.

[0058] When the first shell 11 and the second shell 21 are assembled with each other, one of the side walls of the first shell 11 and one of the side walls of the second shell 21 are arranged adjacent to each other or abutting each other. The two side walls are the first side wall and the second side wall respectively. The locking members are used to lock the first side wall and the second side wall, and the guide structure 30 is arranged between the first side wall and the second side wall. The number of locking members is multiple, which can improve the connection strength between the first shell 11 and the second shell 21. The first shell 11 and the second shell 21 are generally large, and a sufficient number of locking members are required to lock the first shell 11 and the second shell 21. The number of guide structures 30 is also multiple, which can guide at various positions of the first side wall and the second side wall.

[0059] By arranging a plurality of locking members around the edges of the first side wall and the second side wall, the situation that one side is locked and the other side is not locked can be avoided. By arranging a plurality of guide structures 30 around the edges of the first side wall and the second side wall, the situation that one side is not guided can be avoided.

[0060] In some embodiments, the number of locking pieces is six, and the top side of the first side wall (the second side wall) has three locking pieces, and the bottom side of the first side wall (the second side wall) has three locking pieces.

[0061] In some embodiments, the number of locking pieces is four, and the locking pieces are arranged at the four corners of the first side wall (the second side wall), respectively.

[0062] In some embodiments, the first side wall and the second side wall are in close contact with each other, so as to reduce the gap between the first side wall and the second side wall, so as to prevent cold energy from leaking out of the refrigerator.

[0063] In some embodiments, the first side wall and the second side wall are arranged in a spaced manner, and the first side wall and the second side wall can be spaced by a sealing piece, so as to seal the first inlet and outlet 12 on the first side wall and the second inlet and outlet 23 on the second side wall.

[0064] In some embodiments of the utility model, please refer to Figure 1 and Figure 2 , the first shell 11 has a first inlet and outlet 12 for the sample box to enter and exit, the second shell 21 has a second inlet and outlet 23 for the sample box to enter and exit, the first inlet and outlet 12 and the second inlet and outlet 23 are in communication with each other, and the first shell 11 and the second shell 21 are arranged with an annular sealing piece, and the first inlet and outlet 12 and the second inlet and outlet 23 are located in the area defined by the annular sealing piece. The first shell 11 and the second shell 21 are in communication with each other through the first inlet and outlet 12 and the second inlet and outlet 23, specifically, when the sample box is put into the warehouse, the sample box in the first shell 11 is sent into the second shell 21 through the first inlet and outlet 12 and the second inlet and outlet 23 by the moving module; when the sample box is taken out of the warehouse, the sample box in the second shell 21 enters the first shell 11 through the second inlet and outlet 23 and the first inlet and outlet 12. The annular sealing piece is arranged in a ring shape and located between the first shell 11 and the second shell 21, and the space formed by the annular sealing piece is a sealing area, and the first inlet and outlet 12 and the second inlet and outlet 23 are located in the sealing area.

[0065] Through the arrangement of the annular sealing piece, the first inlet and outlet 12 and the second inlet and outlet 23 can be sealed, so as to prevent cold energy from leaking out of the first shell 11 and the second shell 21.

[0066] In some embodiments, the annular sealing piece is arranged around the edge of the first side wall (the second side wall).

[0067] In some embodiments, the opening area of the first inlet and outlet 12 is larger than the opening area of the second inlet and outlet 23, and the annular sealing piece is arranged around the edge of the first inlet and outlet 12. Alternatively, the opening area of the first inlet and outlet 12 is smaller than the opening area of the second inlet and outlet 23, and the annular sealing piece is arranged around the edge of the second inlet and outlet 23.

[0068] In some embodiments, the annular sealing ring is a rubber ring, a silicone ring, or the like.

[0069] In some embodiments of the utility model, please refer to Figure 6 , the moving module includes a sample box taking mechanism 14 and a sample box manipulator 15. The sample box taking mechanism 14 is used to move the sample box of the second shell 21 to the sample box manipulator 15, and the sample box manipulator 15 is used to move the sample box to a target position. When it is needed to take out the sample box from the second shell 21, the sample box taking mechanism 14 transports the sample box of the second shell 21 to the first shell 11, and then the sample box manipulator 15 moves the sample box at the sample box taking mechanism 14 to the target position. The target position can be another position in the first shell 11, or a manual sample box taking position where the sample box can be taken out manually. In this embodiment, the first cabin 10 has the function of moving the sample box.

[0070] In some embodiments, the sample box taking mechanism 14 can output movement in a first direction, so that the sample box can move in the first direction under the action of the sample box taking mechanism 14, that is, the sample box can move between the first shell 11 and the second shell 21. It should be noted that the first shell 11 and the second shell 21 are connected in sequence along the first direction.

[0071] In some embodiments, the sample box manipulator 15 includes a sample box gripper, and the sample box gripper can move in a first direction, a second direction, and a third direction, so as to clamp and transfer the sample box to achieve the movement of the sample box.

[0072] In some embodiments of the utility model, please refer to Figure 7 , the moving module includes a sample box taking mechanism 14, a sample box manipulator 15, and a sample manipulator 16. The sample box taking mechanism 14 is used to move the sample box of the second shell 21 to the sample box manipulator 15, the sample box manipulator 15 is used to move the sample box to a target position, and the sample manipulator 16 is used to take out a frozen sample from one of the sample boxes and move to another sample box. When it is needed to take out the sample box from the second shell 21, the sample box taking mechanism 14 transports the sample box of the second shell 21 to the first shell 11, and then the sample box manipulator 15 moves the sample box at the sample box taking mechanism 14 to the target position. The target position can be another position in the first shell 11, or a manual sample box taking position where the sample box can be taken out manually. In this embodiment, the first cabin 10 not only has the function of moving the sample box, but also has the function of transferring the sample. The sample manipulator 16 can take out the sample from one of the sample boxes and place it in another sample box.

[0073] In some embodiments, the sample manipulator 16 comprises a sample gripper, and the sample gripper is capable of moving in a first direction, a second direction and a third direction, thereby capable of picking up samples from sample boxes and transferring the samples to other sample boxes, achieving the transfer of samples. The first direction, the second direction and the third direction are perpendicular to each other, and the first direction and the second direction are horizontal directions, and the third direction is a vertical direction.

[0074] In some embodiments of the utility model, please refer to Figure 7 , the moving module comprises the sample box taking mechanism 14 and the sample box manipulator 15, further comprises the transfer box lifting mechanism and the transfer channel, the sample box manipulator 15 is used to move the sample box to the transfer box of the transfer box lifting mechanism, and the transfer box lifting mechanism is used to move the transfer box to the transfer channel. When the sample box needs to be taken out from the second shell 21, the sample box taking mechanism 14 transports the sample box of the second shell 21 to the first shell 11, and then the sample box manipulator 15 moves the sample box at the sample box taking mechanism 14 to the target position. Wherein, the target position can be other positions in the first shell 11, or the manual sample box taking position where the sample box can be taken out manually, or the position where the transfer box is located. When the target position is the position where the transfer box is located, the sample box manipulator 15 moves the sample box to the transfer box of the transfer box lifting mechanism, and the transfer box lifting mechanism moves the transfer box to the transfer channel, and the transfer box is moved to other refrigerators through the transfer channel. In the embodiment, the first cabin body 10 not only has the function of moving the sample box, but also can move the sample box to other refrigerators connected with the storage refrigerator.

[0075] In some embodiments, the transfer box lifting mechanism can output the movement in the first direction and the third direction, and when the transfer box lifting mechanism outputs the movement in the third direction, the transfer box can be lifted, so that the transfer box moves up and down between the sample box manipulator 15 and the transfer channel. When the transfer box lifting mechanism outputs the movement in the first direction, the transfer box can be translated, so that the transfer box can be moved to other refrigerators.

[0076] In some embodiments, the transfer channel can output the movement in the first direction, so that the transfer box on the transfer box lifting mechanism moves to the transfer channel.

[0077] In some embodiments of the utility model, the moving module comprises the sample box taking mechanism 14, the sample box manipulator 15 and the sample manipulator 16, further comprises the transfer box lifting mechanism and the transfer channel, the sample box manipulator 15 is used to move the sample box to the transfer box of the transfer box lifting mechanism, and the transfer box lifting mechanism is used to move the transfer box to the transfer channel. In the embodiment, the first cabin body 10 not only has the function of moving the sample box, but also has the function of transferring samples, and the sample manipulator 16 can take out samples from one sample box and place them in another sample box, and also can move the sample box to other refrigerators connected with the storage refrigerator.

[0078] In some embodiments of the utility model, biological sample storage refrigerator still include the shelf of setting in second shell 21 and the module group for taking out sample box from the shelf and remove to first shell 11, and the shelf is located in the storage space. When needing to take out sample box from second shell 21 to first shell 11, the module group takes out sample box from the shelf and removes to first shell 11.

[0079] Through the setting of module group, any sample box inside the storage space can be moved to first shell 11.

[0080] In some embodiments, the module group can output movement in the first direction, the second direction and the third direction, and thus the end mechanism of the module group can move the sample box.

[0081] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A biological sample storage refrigerator, characterized by: The biological sample storage refrigerator comprises a first shell, a moving module arranged in the first shell and a second shell, the moving module is capable of moving at least a sample box in and out of the first shell, the second shell has a storage space for storing the sample box, and the first shell and the second shell are detachably connected.

2. The biological sample storage refrigerator of claim 1, wherein: The first shell and the second shell are detachably connected by a locking member, and the first shell and the second shell have a guide structure therebetween.

3. The biological sample storage refrigerator of claim 2, wherein: The guide structure comprises a guide base and a guide part for extending into the guide base, the guide base is fixed to one of the first shell and the second shell, and the guide part is fixed to the other one of the first shell and the second shell.

4. The biological sample storage refrigerator of claim 3, wherein: The guide base has a circular hole for the guide part to extend into, the guide part comprises a conical part for guiding cooperation with the circular hole and a cooperation part for circumferential positioning cooperation with the circular hole, and the conical part is connected with the cooperation part at an end away from a tip thereof.

5. The biological sample storage refrigerator of claim 2, wherein: The first shell has a first side wall, the second shell has a second side wall, the first side wall and the second side wall are arranged adjacent to or abutting each other, the number of the locking members is plural, and the locking members are arranged around edges of the first side wall and the second side wall, and the number of the guide structures is plural, and the guide structures are arranged around the edges of the first side wall and the second side wall.

6. The biological sample storage refrigerator according to any one of claims 1 to 5, characterized in that: The first shell has a first inlet and outlet for the sample box to move in and out, the second shell has a second inlet and outlet for the sample box to move in and out, the first inlet and outlet and the second inlet and outlet are in communication with each other, an annular sealing member is arranged between the first shell and the second shell, and the first inlet and outlet and the second inlet and outlet are located in an area defined by the annular sealing member.

7. The biological sample storage refrigerator of claim 1, wherein: The moving module comprises a sample box taking mechanism and a sample box manipulator, the sample box taking mechanism is used for moving a sample box in the second shell to the sample box manipulator, and the sample box manipulator is used for moving the sample box to a target position.

8. The biological sample storage refrigerator of claim 7, wherein: The moving module further comprises a sample manipulator, the sample manipulator is used for taking a cryopreserved sample from one sample box and moving to another sample box.

9. The biological sample storage refrigerator according to claim 7 or 8, characterized in that: The moving module further comprises a transfer box lifting mechanism and a transfer channel, the sample box manipulator is used for moving the sample box into a transfer box of the transfer box lifting mechanism, and the transfer box lifting mechanism is used for moving the transfer box to the transfer channel.

10. The biological sample storage refrigerator according to any one of claims 1 to 5, wherein: The biological sample storage refrigerator further comprises a shelf arranged in the second shell and a sample box taking module for taking a sample box from the shelf and moving into the first shell, and the shelf is located in the storage space.

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