CN220181771U

CN220181771U - Single body workstation for storing biological samples

Info

Publication number: CN220181771U
Application number: CN202321581930.1U
Authority: CN
Inventors: 杨荣丽; 刘占杰; 张守兵; 范玉琪; 魏路键; 赵洪滨
Original assignee: Qingdao Haier Biomedical Co Ltd
Current assignee: Qingdao Haier Biomedical Co Ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-12-15
Anticipated expiration: 2033-06-20

Abstract

The utility model belongs to the technical field of biological sample storage, and particularly provides a single workstation for storing biological samples. The storage occupancy rate of the existing biological sample storage equipment is low, and the automatic transfer device is inconvenient to maintain. The single body workstation comprises a box body, a freezing storage rack group, a transfer manipulator, a linear conveying device, a shell and a transfer device, wherein a first inlet and a first outlet are formed in the box body; the linear conveying device can be in butt joint with the transfer manipulator and the transfer device; the transferring manipulator can transfer the freezing box between the freezing frame group and the linear conveying device; the transfer device can circumferentially rotate and can stretch and retract along the length direction of the transfer device. The single workstation has high storage utilization rate and is convenient to maintain and transport the device.

Description

Single body workstation for storing biological samples

Technical Field

The utility model belongs to the technical field of biological sample storage, and particularly provides a single workstation for storing biological samples.

Background

The development of life science research and the progress of disease analysis detection and treatment and health care technologies in the clinical medical field have promoted the increasingly wide demand for biological samples, and have also put higher demands on the storage technology and equipment of biological samples, including demands on the safety, reliability and stability of stored samples, and the accuracy, efficiency and scientificity of sample access processes and procedures. Biological samples often are stored in subjects that encompass samples of biological macromolecules, cells, tissues, and organs, such as human organ tissue, whole blood, plasma, serum, biological fluids, or processed biological samples (including DNA, RNA, proteins, etc.), and the like. However, long-term storage of biological samples generally requires the use of as low a temperature as possible to reduce the biochemical reactions within the sample and to increase the stability of the various components within the sample. In order to realize long-term, stable and reliable storage and sampling of large-batch biological samples, an automatic low-temperature biological sample access device and an ultralow-temperature biological sample access device are gradually becoming main storage devices.

In order to realize automatic access of the frozen storage box, the conventional automatic biological sample access equipment is provided with various transfer devices for receiving and transferring the frozen storage box, so that the storage space in the box body is low in occupied ratio for storing the frozen storage box, the storage utilization rate of the internal space is low, and in addition, the various transfer devices are positioned in a low-temperature environment in the box body of the equipment, and maintenance is difficult.

Accordingly, there is a need in the art for a new solution to the above-mentioned technical problems.

Disclosure of Invention

The utility model aims to solve the technical problems that the storage occupancy rate of the existing biological sample storage equipment is low and the automatic transfer device is inconvenient to maintain.

The utility model provides a single workstation for storing biological samples, which comprises a box body, a freezing storage frame group and a transferring manipulator, wherein the freezing storage frame group and the transferring manipulator are arranged in the box body; the single body workstation further comprises a linear conveying device, a shell and a transferring device arranged in the shell; the shell is arranged on the box body and is positioned at the outer side of the box body, the shell is communicated with the box body through the first inlet and outlet, the shell is provided with a second inlet and outlet, and the shell is communicated with the external environment through the second inlet and outlet; the linear conveying device is arranged in the box body and faces the first inlet and outlet, the linear conveying device is arranged to be capable of conveying the freezing box along a straight line, and can be in butt joint with the transferring manipulator and can penetrate out of the first inlet and outlet to be in butt joint with the transferring device so as to receive and transfer the freezing box; the transferring manipulator is arranged to be capable of transferring the freezing box between the freezing frame group and the linear conveying device; the transfer device is arranged to be capable of rotating circumferentially and extending and retracting along the length direction thereof so as to be capable of docking with the linear conveying device and docking with the outside through the second inlet and outlet so as to receive and transfer the freezing box.

In the preferred technical scheme of the single body workstation for storing biological samples, a liquid nitrogen dehumidification system is communicated in the shell through a pipeline so as to dehumidify the inner space of the shell.

In the preferred technical scheme of the single-body workstation for storing biological samples, the temperature in the box ranges from minus 100 ℃ to minus 70 ℃; the temperature in the shell is normal temperature.

In the above-mentioned preferred technical scheme for storing the monomer workstation of biological sample, the quantity of freezing the frame group is two and two freezing the relative setting of frame group, freezing the frame group and including a plurality of freezing the frame, freezing the frame and can storing and freeze the box, a plurality of freezing the frame and setting up side by side along the length direction of box, transfer the manipulator is located two freezing between the frame group.

In the above preferred technical solution of the monomer workstation for storing biological samples, the freezing shelf includes a shelf body and a plurality of storage pieces mounted on the shelf body, one side of the shelf body has an opening, the storage pieces are distributed at intervals along the height direction of the shelf body and form a plurality of storage areas, each storage area is provided with a first storage position and a second storage position for storing freezing boxes, the first storage position and the second storage position are distributed at intervals along the width direction of the box body, and the first storage position is close to the opening.

In the preferred technical scheme of the single body workstation for storing biological samples, the storage piece is horizontally arranged on the frame body, a first limiting piece and a second limiting piece are arranged on the storage piece, the first limiting piece is located at one end of the storage piece close to the opening, and the second limiting piece is located at the middle position of the storage piece so as to separate the first storage position from the second storage position.

In the preferred technical solution of the single body workstation for storing biological samples, the transfer manipulator comprises a horizontal moving mechanism, a first mounting piece, a first lifting mechanism and a first shovel disk mechanism; the first lifting mechanism is arranged on the first mounting piece, and the first shovel disk mechanism is arranged on the first lifting mechanism; the horizontal moving mechanism is arranged to drive the first mounting piece, the first lifting mechanism and the first shovel disk mechanism to move along the length direction of the box body; the first lifting mechanism is arranged to drive the first shovel disk mechanism to move along the vertical direction; the first shovel disk mechanism is arranged to be capable of rotating circumferentially and extending and retracting along the length direction of the first shovel disk mechanism to receive and transfer the freezing box.

In the preferred technical solution of the single-body workstation for storing biological samples, the first shovel disk mechanism comprises a second mounting piece, a first rotating mechanism, a third mounting piece, a first telescopic mechanism and a first shovel disk piece; the second mounting piece is connected with the first lifting mechanism, the third mounting piece is connected with the second mounting piece through the first rotating mechanism, and the first telescopic mechanism and the first shovel disk piece are mounted on the third mounting piece; the first rotating mechanism is arranged to drive the third mounting piece, the first telescopic mechanism and the first shovel disk piece to rotate around a vertical shaft; the first shovel disc piece comprises a first shovel plate and a hooking structure positioned at the end part of the first shovel plate, the hooking structure can be clamped into the freezing storage box, the first telescopic mechanism is connected with the first shovel plate and is arranged to drive the first shovel disc piece to stretch and retract relative to the third mounting piece along the length direction of the third mounting piece; when the first shovel disc piece is retracted inwards, the hooking structure can hook the freezing box located at the second storage position to the first storage position, and when the first shovel disc piece is extended outwards, the hooking structure can push the freezing box from the first storage position to the second storage position.

In the above preferred technical solution of the single-body workstation for storing biological samples, the hooking structure is a bump, and the bump extends vertically upwards.

In the above preferred technical solution of the monomer workstation for storing biological samples, the transfer manipulator further includes a detecting member mounted at the bottom of the third mounting member, and the detecting member is capable of detecting whether an article exists in front of the third mounting member within a preset distance.

In the preferred technical solution of the single-body workstation for storing biological samples, the linear conveying device comprises a first connecting piece, a first guide rail assembly, a second connecting piece, a second guide rail assembly, a driving mechanism and a box carrying piece, wherein the box carrying piece can carry a freezing box; the first connecting piece with the box is connected, the one end of first connecting piece is towards first access opening extends, the second connecting piece is through first guide rail subassembly with first connecting piece is connected and can follow first connecting piece's length direction moves, the one end of second connecting piece is towards first access opening extends, first guide rail subassembly can be when the second connecting piece is relative first connecting piece moves the second connecting piece is guided so that the second connecting piece makes linear movement, the carrier piece is connected through the second guide rail subassembly with the second connecting piece and can follow the length direction of second connecting piece with respect to the second connecting piece, the second guide rail subassembly can be when the carrier piece moves with respect to the second connecting piece the carrier piece is guided so that the carrier piece makes linear movement, the actuating mechanism is installed on the first connecting piece, the actuating mechanism can move with the second connecting piece and the carrier piece is the second connecting piece, and the second actuating mechanism can move with respect to the carrier piece the second connecting piece simultaneously.

In the preferred technical scheme of the single workstation for storing biological samples, the transfer device comprises a first fixing piece, a second lifting mechanism and a second shovel disk mechanism, wherein the first fixing piece is connected with the box body and the shell, the second lifting mechanism is installed on the first fixing piece, the second shovel disk mechanism is installed on the second lifting mechanism, the second lifting mechanism is arranged to drive the second shovel disk mechanism to move along the vertical direction, and the second shovel disk mechanism is arranged to rotate circumferentially and stretch along the length direction of the second shovel disk mechanism to receive and transfer the freezing box.

In the above preferred technical solution of the monomer workstation for storing biological samples, the monomer workstation further includes a first code scanning camera, the first code scanning camera is installed in the housing, and the first code scanning camera can scan barcode information of the cryopreserved box transferred by the transfer device; and/or, the single workstation still includes the second and sweeps a yard camera, the second sweeps a yard camera and installs in the casing, the second sweeps a yard camera and can scan the bar code information of the frozen storage pipe in the frozen storage box that transfer device shifted.

Under the condition of adopting the technical scheme, the single body workstation is provided with the shell outside the box body, the transfer device is arranged in the shell, and the linear conveying device which is in butt joint with the transfer manipulator and the transfer device and transfers the freezing box is arranged in the box body; secondly, the transferring device is arranged in the box body and is used for receiving and transferring the freezing box through rotation and expansion, so that the length is small, the volume of the single workstation can be effectively reduced, and the application is convenient; thirdly, the linear conveying device is arranged in the box body, and the size of the linear conveying device is small, so that the space in the box body is used for arranging the freezing storage rack, and the storage capacity and the utilization rate of the storage space in the box body can be improved; fourth, transfer device sets up in the casing, and convenient equipment is used, also convenient maintenance.

Further, make in the casing through pipeline intercommunication liquid nitrogen dehumidification system, can let in liquid nitrogen in to the casing to dehumidify the inner space of casing, so that keep dry environment in the casing, can avoid bringing into the box with external moisture when transferring the cryopreservation box, thereby avoid frosting in the box, make the storage environment in the box more stable.

Still further, the temperature in the casing is normal atmospheric temperature, does not need to cool down in the casing, can guarantee transfer device normal operating, need not to set up low temperature resistant actuating mechanism to reduce cost.

Still further, the number of the freezing and storing frame groups is two, the freezing and storing frame groups comprise a plurality of freezing and storing frames which are arranged side by side, and the transferring manipulator is arranged between the two freezing and storing frame groups, so that the two freezing and storing frame groups are arranged in the arrangement mode, the internal storage units are reduced, the volume is reduced, the volume of the single workstation is small, the application is convenient, and the cost is low; in addition, the storage capacity of the storage device is small compared with that of a large-capacity storage device, and the risk of bearing samples is low.

Still further, every layer of storage area of every frozen storage frame all sets up two storage positions, and two storage positions set up from front to back, have increased the storage capacity of monomer workstation in limited space, improve storage utilization.

Still further, install storage spare horizontal on the support body to be equipped with first locating part and second locating part on the storage spare, such setting up mode, first locating part and second locating part cooperate, can make the cryopreservation box stably place on first storage position or second storage position, guarantee the stability that the cryopreservation box was deposited.

Still further, set up transfer manipulator as horizontal migration mechanism, first installed part, first elevating system and first shovel dish mechanism, horizontal migration mechanism can drive first shovel dish mechanism and remove along the length direction of box, thereby make first shovel dish mechanism can dock the storage area of different positions department in the horizontal direction, first elevating system can drive first shovel dish mechanism and remove along vertical direction, thereby make first shovel dish mechanism can dock the storage area of different heights, first shovel dish mechanism can circumferential rotation and flexible removal, thereby can change the butt joint direction through rotating, and receive and place the cryopreserved box through flexible, so as to receive and transfer the cryopreserved box better.

Still further, the first shovel disk mechanism is provided with a second mounting piece, a first rotating mechanism, a third mounting piece, a first telescopic mechanism and a first shovel disk piece, and has a simple structure and is convenient to assemble and use; in addition, through set up the structure of getting that hooks at the tip of first shovel board, the structure of getting can block into the cryopreservation box to cooperate with the cryopreservation box, can be with the cryopreservation box that is located on the second storage position under the drive of first telescopic machanism to the first storage position, and can push into the second storage position on with the cryopreservation box from first storage position, so that store the cryopreservation box to the second storage position on, such setting up mode can shorten the flexible length of first shovel board, reduce the length of first shovel board mechanism, thereby reduce the volume of transferring the manipulator, and then reduce the volume of monomer workstation, increase the duty ratio of monomer workstation storage area, improve storage utilization ratio.

Still further, whether the place ahead through setting up the detecting element and being used for detecting the third installed part has article in predetermineeing the distance to can judge whether first storage position department has placed the cryopreservation box, so that access the cryopreservation box to the second storage position, access the cryopreservation box more accurately.

Still further, sharp conveyor includes first connecting piece, first guide rail assembly, second connecting piece, second guide rail assembly, actuating mechanism and carries the box spare, and such setting mode, first guide rail assembly and second guide rail assembly cooperate and make first connecting piece and second connecting piece form two-layer superimposed conveying structure, can shorten sharp conveyor's length on guaranteeing sharp conveying distance's basis to reduce the volume of monomer workstation, more facilitate the application.

Still further, transfer device sets up to first mounting, second elevating system and second shovel dish mechanism, and second elevating system can drive second shovel dish mechanism and remove along vertical direction, can change the height of second shovel dish mechanism, and second shovel dish mechanism can circumferential rotation and flexible removal, can change the butt joint direction through rotating to and receive and place the cryopreservation box through flexible, so that better butt joint and transfer the cryopreservation box.

Still further, set up first scanning sign indicating number camera in the casing for scan the bar code information of freezing the case, conveniently manage the freezing case of access, conveniently fix a position and calculate the stock.

Still further, set up the second in the casing and sweep the sign indicating number camera for scan the bar code information of the interior cryopreservation pipe of cryopreservation box, conveniently manage the cryopreservation pipe, in order to count stock quantity.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the construction of a monomer workstation of the present utility model;

FIG. 2 is a schematic view of the construction of the single workstation of the present utility model after concealing the housing;

FIG. 3 is a schematic perspective view of the case of the present utility model;

FIG. 4 is a schematic perspective view of the single workstation of the present utility model after concealing the enclosure and housing;

FIG. 5 is a schematic perspective view of a freezing shelf of the present utility model;

FIG. 6 is an enlarged schematic view of the structure at D in FIG. 5;

FIG. 7 is a schematic view of the transfer robot and the case of the present utility model;

FIG. 8 is an enlarged schematic view of the structure of FIG. 7A;

FIG. 9 is an enlarged schematic view of the structure at B in FIG. 7;

fig. 10 is a front view of the transfer robot of the present utility model;

FIG. 11 is an enlarged schematic view of the structure at C in FIG. 10;

FIG. 12 is a cross-sectional view taken along the direction A-A in FIG. 10;

fig. 13 is a schematic perspective view of a linear conveyor of the present utility model;

FIG. 14 is a perspective view of the cartridge of the present utility model;

FIG. 15 is a schematic perspective view of a transfer device of the present utility model;

FIG. 16 is a top view of the transfer device of the present utility model;

fig. 17 is a schematic structural view of the linear conveyor and the transfer device of the present utility model, wherein the first code scanning camera, the first electric seal door and the second electric seal door are shown.

List of reference numerals:

1. a case; 11. a first access port; 101. a fixed frame; 102. a thermal insulation board;

2. a freezing storage rack group; 21. a freezing storage rack; 211. a frame body; 2111. a top plate; 2112. a first base plate; 2113. a first side plate; 2114. a second side plate; 2115. a rear back plate; 212. a storage member; 2121. a first carrier strip; 2122. a second carrier strip; 2123. a storage gap; 213. a first storage location; 214. a second storage location; 215. a first limiting member; 216. a second limiting piece;

3. a transfer robot; 31. a horizontal movement mechanism; 311. a first driving member; 312. a first drive gear; 313. a first linear rack; 314. a first guide assembly; 3141. a first linear guide rail; 3142. a first rail slider; 32. a first mounting member; 33. a first lifting mechanism; 331. a fourth mount; 332. a second driving member; 333. a second drive gear; 334. a second linear rack; 335. a second guide assembly; 3351. a second linear guide rail; 3352. the first guide wheel; 3353. the second guide wheel; 336. a fifth mount; 34. a first shovel disk mechanism; 341. a second mounting member; 342. a first rotation mechanism; 3421. a third driving member; 3422. a first drive gear; 3423. a first driven gear; 343. a third mount; 344. a first telescopic mechanism; 3441. a fourth driving member; 3442. a first transmission assembly; 3443. a third linear guide rail; 3444. a third rail slide; 345. a first shovel disk member; 3451. a first blade; 3452. hooking the structure; 35. a detecting member;

4. A linear conveying device; 41. a first connector; 42. a first rail assembly; 421. a fourth linear guide rail; 422. a fourth rail block; 43. a second connector; 44. a second rail assembly; 441. a fifth linear guide rail; 442. a fifth rail block; 45. a driving mechanism; 451. a fifth driving member; 452. a third drive gear; 453. a third linear rack; 454. a second transmission assembly; 4541. a first pulley; 4542. a second pulley; 4543. a transmission belt; 46. a box carrying member; 461. a second base plate; 462. a support column; 463. a carrier strip; 464. a bearing surface; 465. a third limiting member; 466. a fourth limiting member;

5. a housing; 51. a second inlet and outlet;

6. a transfer device; 61. a first fixing member; 62. a second lifting mechanism; 621. a second fixing member; 622. a sixth driving member; 623. a fourth drive gear; 624. a fourth linear rack; 625. a third guide assembly; 6251. a sixth linear guide rail; 6252. a sixth rail block; 63. a second shovel disk mechanism; 631. a third fixing member; 632. a second rotation mechanism; 6321. a seventh driving member; 6322. a second drive gear; 6323. a second driven gear; 633. a fourth fixing member; 634. a second telescopic mechanism; 6341. an eighth driving member; 6342. a third transmission assembly; 6343. a seventh linear guide rail; 6344. a seventh rail block; 635. a second shovel disk member;

7. The first code scanning camera;

8. first electric sealing door

9. And a second electrically powered seal door.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through other members. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Based on the problem that the prior biological sample storage device has low storage occupancy rate and the transfer device is inconvenient to maintain. The single body workstation is characterized in that a shell is arranged on the outer side of a box body, a transfer device is arranged in the shell, and a linear conveying device which is in butt joint with a transfer manipulator and the transfer device and transfers a freezing box is arranged in the box body; secondly, the transferring device is arranged in the box body and is used for receiving and transferring the freezing box through rotation and expansion, so that the length is small, the volume of the single workstation can be effectively reduced, and the application is convenient; thirdly, the linear conveying device is arranged in the box body, and the size of the linear conveying device is small, so that the space in the box body is used for arranging the freezing storage rack, and the storage capacity and the utilization rate of the storage space in the box body can be improved; fourth, transfer device sets up in the casing, and convenient equipment is used, also convenient maintenance.

Specifically, referring to fig. 1 to 4 together, the single body workstation for storing biological samples of the present utility model includes a box 1, a freezing rack set 2, a transfer robot 3, a linear conveyor 4, a housing 5, and a transfer device 6.

The box body 1 is internally provided with a storage space, and the freezing storage rack group 2, the transfer manipulator 3 and the linear conveying device 4 are all positioned in the storage space. Specifically, in the present embodiment, as shown in fig. 4, the case 1 includes a fixed frame 101 and an insulation board 102, the freezing frame group 2, the transfer robot 3, and the linear conveyor 4 are all connected to the fixed frame 101, and the insulation board 102 is disposed around the fixed frame 101 and forms a closed storage space in the fixed frame 101.

The first inlet and outlet 11 and the first electric sealing door 8 are arranged on the box body 1, the first inlet and outlet 11 is formed in the heat insulation board 102, the first electric sealing door 8 can open and seal the first inlet and outlet 11, and the freezing storage rack set 2 can store freezing storage boxes. Only the freezing and storing frame group 2, the transferring manipulator 3 and the linear conveying device 4 are arranged in the box body 1, so that most of space is used for arranging the freezing and storing frames 21, the space occupation ratio of a storage area is improved, and the utilization rate of the storage space is improved.

The inside of the shell 5 is provided with a transferring space, the transferring device 6 is positioned in the transferring space, the shell 5 is arranged on the box body 1 and positioned at the outer side of the box body 1, the shell 5 is communicated with the box body 1 through a first inlet and outlet 11, the first inlet and outlet 11 is arranged to transfer the freezing box between the box body 1 and the shell 5, the shell 5 is provided with a second inlet and outlet 51 and a second electric sealing door 9, the second electric sealing door 9 can be opened and sealed to form a second inlet and outlet 51, and the shell 5 is communicated with the external environment through the second inlet and outlet 51. The shell 5 is arranged on the outer side of the box body 1, the shell 5 separates the box body 1 from the external environment, so that the stable storage environment can be kept in the box body 1, the transfer device 6 is arranged in the shell 5, the assembly and the use are convenient, and meanwhile, the maintenance is also convenient.

The linear conveying device 4 is arranged in the box body 1 and faces the first inlet and outlet 11, the linear conveying device 4 is arranged to be capable of conveying the freezing box along a straight line, the linear conveying device 4 can be in butt joint with the transferring manipulator 3, and the linear conveying device 4 can penetrate out of the first inlet and outlet 11 to be in butt joint with the transferring device 6 so as to receive and transfer the freezing box. The linear conveying device 4 can transfer the frozen storage boxes so as to realize automatic storage and taking of the frozen storage boxes by matching with the transfer manipulator 3 and the transfer device 6.

The transfer robot 3 is provided to be able to transfer the cryopreservation cassette between the cryopreservation shelves 2 and the linear conveyance device 4.

The transfer device 6 is arranged to be rotatable in the circumferential direction and to be telescopic in its length direction so as to be able to dock with the linear conveyor 4 and to be able to dock with the outside through the second access opening 51 for receiving and transferring the cryopreservation cassette.

The operation of the single workstation in the storage freezing box is as follows:

first, the second electrically operated seal door 9 is opened, the transfer device 6 is extended outward and extended out of the housing 5 through the second inlet and outlet 51, the external freezing box is received, the transfer device 6 is retracted inward to return to the housing 5 with the freezing box, and the second electrically operated seal door 9 is closed.

After the transfer device 6 rotates 90 degrees, the first electric sealing door 8 is opened, the linear conveying device 4 stretches into the shell 5 through the first inlet and outlet 11, the transfer device 6 is in butt joint with the linear conveying device 4 and transfers the frozen storage box to the linear conveying device 4, the linear conveying device 4 receives the frozen storage box and returns to the box body 1, and the first electric sealing door 8 is closed.

Finally, the linear conveying device 4 is in butt joint with the transferring manipulator 3, the transferring manipulator 3 receives the freezing storage boxes, and the received freezing storage boxes are stored on the freezing storage rack set 2, namely, the storage of the freezing storage boxes is completed.

The operation of the single workstation in taking out the freezing box is as follows:

firstly, the transferring manipulator 3 receives the freezing box on the freezing frame group 2 and transfers the freezing box to the linear conveying device 4;

after that, the first electric sealing door 8 is opened, the linear conveying device 4 stretches into the shell 5 through the first inlet and outlet 11 and is in butt joint with the transferring device 6, the transferring device 6 receives the frozen storage box on the linear conveying device 4, the linear conveying device 4 returns into the box body 1, and the first electric sealing door 8 is closed.

Finally, after the transfer device 6 rotates 90 degrees, the second electric sealing door 9 is opened, the transfer device 6 extends outwards and extends out of the shell 5 through the second inlet and outlet 51, the freezing box is transferred to the outer side of the shell 5 and is received by a person or an AGV, the transfer device 6 retracts inwards to return to the shell 5, and the second electric sealing door 9 is closed, so that the taking out of the freezing box is completed.

Preferably, a liquid nitrogen dehumidification system is communicated with the inside of the shell 5 through a pipeline so as to dehumidify the inner space of the shell 5.

The liquid nitrogen dehumidification system is used for introducing liquid nitrogen into the shell 5 through the pipeline, so that the interior space of the shell 5 can be dehumidified, and the interior of the shell 5 is kept dry, so that external moisture is prevented from entering the box 1 through the shell 5, and a stable storage environment is kept in the box 1, and frosting is avoided; in addition, the dehumidifying space is small, and the dehumidifying cost is reduced.

Preferably, the temperature within the tank 1 ranges from-100 ℃ to-70 ℃; the temperature in the case 5 is normal temperature.

The temperature in the casing 5 is normal atmospheric temperature, does not need to cool down in the casing 5, reduces refrigeration cost, in addition, can transfer device 6 normal operating, need not to set up low temperature resistant actuating mechanism 45 to reduce cost.

In addition, in other embodiments, the temperature inside the cabinet 1 may be set to-50 ℃ or-160 ℃. In practical applications, the temperature in the tank 1 may be adjusted according to the storage needs of the biological sample. The adjustment and variation of the temperature inside the tank 1 do not deviate from the basic principle of the utility model and should be limited within the scope of the utility model.

Preferably, referring to fig. 4, the number of the freezing frame groups 2 is two, and the two freezing frame groups 2 are oppositely arranged, the freezing frame groups 2 comprise a plurality of freezing frames 21, the freezing frames 21 can store freezing boxes, the plurality of freezing frames 21 are arranged side by side along the length direction of the box body 1, and the transferring manipulator 3 is located between the two freezing frame groups 2.

Set up two relative freezes and deposit frame group 2 in the box 1 to make transfer manipulator 3 be located between two freezes and deposit frame group 2, only set up two freezes and deposit frame group 2, through the quantity that reduces freezes and deposit frame group 2, reduced the volume of monomer workstation, make the monomer workstation more facilitate the use. In addition, compared with the existing large-capacity storage equipment, the storage quantity is less, the sample risk is reduced, the cost is low, a plurality of single workstations can be conveniently combined for use, and the application scene is more.

Preferably, referring to fig. 5 and 6 together, the freezing storage rack 21 includes a rack body 211 and a plurality of storage pieces 212 mounted on the rack body 211, one side of the rack body 211 has an opening, the plurality of storage pieces 212 are distributed at intervals along the height direction of the rack body 211 and form a plurality of storage areas, each storage area has a first storage position 213 and a second storage position 214 for storing freezing storage boxes therein, the first storage position 213 and the second storage position 214 are distributed at intervals along the width direction of the box body 1, and the first storage position 213 is disposed close to the opening.

Each freezing storage rack 21 is provided with a plurality of layers of storage areas, each storage area is provided with two storage positions, the storage amount is increased in the limited space, the space of the single workstation is more reasonably utilized, the occupation ratio of the storage area is increased, and the utilization ratio of the storage space is improved.

Preferably, referring to fig. 6, the storage member 212 is horizontally mounted on the frame 211, and a first limiting member 215 (e.g. a protrusion or a limiting rib) and a second limiting member 216 (e.g. a protrusion or a limiting rib) are disposed on the storage member 212, where the first limiting member 215 is located at an end of the storage member 212 near the opening, and the first limiting member 215 is used for preventing the freezing box from being separated from the first storage position 213, so as to ensure that the freezing box is stably placed on the first storage position 213, and the second limiting member 216 is located at an intermediate position of the storage member 212, so as to separate the first storage position 213 from the second storage position 214, thereby preventing the freezing box from moving between the first storage position 213 and the second storage position 214, and being beneficial for keeping the freezing box stably placed. The first limiting member 215 and the second limiting member 216 cooperate to enable the freezing storage boxes located in the first storage position 213 and the second storage position 214 to be kept stable, so that the storage safety of the freezing storage boxes is ensured.

In this embodiment, referring to fig. 6, the storage member 212 includes a first supporting bar 2121 and a second supporting bar 2122, where the first supporting bar 2121 and the second supporting bar 2122 are horizontally spaced apart and have a storage gap 2123 therebetween, one end of the first supporting bar 2121 far from the second supporting bar 2122 is connected (e.g. welded or plugged) to the frame 211, and one end of the second supporting bar 2122 far from the first supporting bar 2121 is connected (e.g. welded or plugged) to the frame 211, and the top surfaces of the first supporting bar 2121 and the second supporting bar 2122 together form a storage area; the first and second brackets 2121, 2122 each have a first stop 215 at an end near the opening, and the first and second brackets 2121, 2122 each have a second stop 216 at an intermediate position.

The storage piece 212 is arranged to be the first supporting strip 2121 and the second supporting strip 2122, the structure is simple, the assembly and the use are convenient, a storage gap 2123 is formed between the first supporting strip 2121 and the second supporting strip 2122, and the transfer manipulator 3 can conveniently place the freezing box on the storage piece 212 or take the freezing box out of the storage piece 212 through the storage gap 2123.

In another embodiment, the storage member 212 includes a U-shaped supporting plate, two ends of the supporting plate are connected (e.g. welded or inserted) with the frame 211, a U-shaped opening of the supporting plate is disposed towards the opening, two supporting plates of the supporting plate have a first limiting member 215 near one end of the opening, and a second limiting member 216 is disposed in a middle position of the two supporting plates of the supporting plate.

The storage member 212 is provided as a U-shaped pallet so that the transfer robot 3 can place the freezing box on the storage member 212 or take the freezing box out of the storage member 212 through the U-shaped opening.

It should be noted that, the present utility model does not limit the structure of the storage element 212, as long as the storage element 212 can form a storage area to store the freezing box, and in practical application, a person skilled in the art can set the specific structure of the storage element 212 according to the actual needs. The specific implementation of the storage element 212 in the foregoing embodiment should not be construed as limiting the scope of the present utility model, and modifications and changes related to the specific structure of the storage element 212 should be limited to the scope of the present utility model.

Preferably, referring to fig. 5, the frame 211 includes a top plate 2111, a first bottom plate 2112, a first side plate 2113, a second side plate 2114 and a rear plate 2115, the first side plate 2113, the second side plate 2114 and the rear plate 2115 are all vertically disposed, the first side plate 2113 and the second side plate 2114 are all connected with the rear plate 2115 and form a U-shaped structure, the top plate 2111 is connected with the first side plate 2113 and the second side plate 2114 and seals a top opening of the U-shaped structure, the first bottom plate 2112 is connected with the first side plate 2113 and the second side plate 2114 and seals a bottom opening of the U-shaped structure, and both ends of the storage 212 are connected with the first side plate 2113 and the second side plate 2114, respectively.

Although the frame body 211 is provided as the top plate 2111, the first bottom plate 2112, the first side plate 2113, the second side plate 2114 and the rear plate 2115 in the above preferred embodiment, this should not limit the scope of the present utility model, and in practical applications, those skilled in the art may also provide other structures for the frame body 211. For example, the frame 211 includes four support columns, a top plate 2111 and a first bottom plate 2112, the top plate 2111 and the first bottom plate 2112 connect the four support columns, the top plate 2111 and the first bottom plate 2112 are respectively located at the top and the bottom of the support columns, the four support columns are vertically and rectangular, and two ends of the storage member 212 are respectively connected with the two support columns. Such modifications and changes in the specific structure of the frame 211 do not depart from the basic principle of the present utility model, and should be limited to the scope of the present utility model.

Preferably, referring to fig. 7 to 10 simultaneously, the transfer robot 3 includes a horizontal movement mechanism 31, a first mount 32, a first elevating mechanism 33, and a first blade mechanism 34.

Wherein the horizontal moving mechanism 31 is mounted on the case 1, the first mounting member 32 is mounted on the horizontal moving mechanism 31, the first lifting mechanism 33 is mounted on the first mounting member 32, and the first shovel disk mechanism 34 is mounted on the first lifting mechanism 33; the horizontal moving mechanism 31 is configured to be capable of driving the first mounting member 32, the first lifting mechanism 33, and the first shovel disk mechanism 34 to move along the length direction of the case 1; the first lifting mechanism 33 is configured to drive the first shovel disk mechanism 34 to move in the vertical direction; the first blade mechanism 34 is configured to be capable of rotating circumferentially and to be capable of telescoping along its length to receive and transfer the cryopreservation cassette.

When the transfer manipulator 3 is used, the horizontal moving mechanism 31 can drive the first lifting mechanism 33 and the first shovel disk mechanism 34 to move along the length direction of the box body 1, so that the first shovel disk mechanism 34 can be abutted with storage areas of different positions of the same level of the freezing storage rack set 2, the first lifting mechanism 33 can drive the first shovel disk mechanism 34 to move along the vertical direction, so that the first shovel disk mechanism 34 can be abutted with the storage areas of different heights of the freezing storage rack set 2, the freezing storage boxes can be stored in different storage positions, and the freezing storage boxes in different storage positions can be received, so that the freezing storage boxes are transferred.

Preferably, referring to FIG. 7, the horizontal moving mechanism 31 includes a first driving member 311 (e.g., a servo motor or a stepping motor), a first driving gear 312, a first linear rack 313 and a first guiding assembly 314, wherein the first linear rack 313 is mounted on the case 1 and extends along the length direction of the case 1, the first driving member 311 is mounted on the first mounting member 32, the first driving member 311 is connected with the first driving gear 312, the first driving gear 312 is engaged with the first linear rack 313, the first driving member 311 can drive the first driving gear 312 to rotate, thereby driving the first mounting member 32, the first driving member 311 and the first driving gear 312 to move along the length direction of the first linear rack 313, the first guiding assembly 314 is located between the first mounting member 32 and the case 1, and the first guiding assembly 314 can guide the first mounting member 32 during the movement of the first mounting member 32, so as to make the first mounting member 32 move linearly.

Although the horizontal moving mechanism 31 is configured in the above preferred embodiment such that the first driving member 311 moves the first mounting member 32 by the first driving gear 312 and the first linear rack 313 being engaged, this should not limit the scope of the present utility model. In practical application, the horizontal moving mechanism 31 may be configured in a structure form that a motor drives a screw rod to drive a slide block to move. Such adjustments and changes concerning the specific structure of the horizontal movement mechanism 31 do not deviate from the basic principle of the present utility model, and should be limited within the scope of the present utility model.

Preferably, referring to fig. 7, the first guide assembly 314 includes a first linear guide 3141 and a first guide slider 3142, the first linear guide 3141 is mounted on the case 1 and extends along the length direction of the case 1, the first guide slider 3142 is connected to the first mounting member 32, and the first guide slider 3142 is slidably connected to the first linear guide 3141 and is capable of sliding along the first linear guide 3141. The first guide assembly 314 is arranged to be the first linear guide 3141 and the first guide slide 3142, and the structure is simple and the assembly and the use are convenient.

Although the first guide assembly 314 is configured in a manner that the first linear guide 3141 is matched with the first guide slider 3142 in the above embodiment, this should not limit the scope of the present utility model, and in practical application, the first guide assembly 314 may be configured in a manner that a guide rod and a guide ring sleeved on the guide rod are also configured. Such modifications and changes in the specific structure of the first guide assembly 314 do not depart from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

Preferably, the number of the first guide assemblies 314 is two, and the two first guide assemblies 314 are spaced apart in the width direction of the case 1 and are located at both sides of the first mounting member 32, respectively.

The first guide assemblies 314 are arranged in two, and the first installation pieces 32 are clamped by the two first guide assemblies 314, so that the two ends of the first installation pieces 32 are limited, the stability of the first installation pieces 32 can be improved when the first installation pieces 32 move, and therefore shaking of the first installation pieces 32 and the first lifting and first shovel disk mechanism 34 in the moving process is avoided.

Preferably, referring to FIGS. 9 and 12, the first lifting mechanism 33 includes a fourth mounting member 331, and a second driving member 332 (e.g., a servo motor or a stepping motor) mounted on the fourth mounting member 331, a second driving gear 333, a second linear rack 334, a second guide assembly 335 and a fifth mounting member 336, the fourth mounting member 331 is connected to the first mounting member 32 and extends in a vertical direction, the second linear rack 334 is mounted on the fourth mounting member 331 and extends in a vertical direction, the second driving member 332 is mounted on the fifth mounting member 336, the second driving member 332 is connected to the second driving gear 333, the second driving gear 333 is engaged with the second linear rack 334, the second driving member 332 is capable of driving the second driving gear 333 to rotate, thereby driving the fifth mounting member 336, the second driving member 332 and the second driving gear 333 to move in a longitudinal direction of the second linear rack 334, the shovel mechanism is connected to the fifth mounting member 336, the second guide assembly is located between the fourth mounting member 331 and the fifth mounting member 336, and the fifth guide assembly 335 is capable of moving the fifth mounting member 336 when the second guide assembly 335 is moved in a linear direction to the fifth mounting member 336.

Preferably, referring to fig. 9 and 12, the second guide assembly 335 includes two second linear guide rails 3351, a first guide wheel 3352 and a second guide wheel 3353, the number of the second linear guide rails 3351 is two, the two second linear guide rails 3351 are mounted on the fourth mounting member 331 at intervals and extend along the vertical direction, the first guide wheel 3352 and the second guide wheel 3353 are rotatably mounted on the fifth mounting member 336, the first guide wheel 3352 and the second guide wheel 3353 are disposed at intervals, the two second linear guide rails 3351 are located between the first guide wheel 3352 and the second guide wheel 3353, and the first guide wheel 3352 and the second guide wheel 3353 are respectively abutted with one second linear guide rail 3351 and can slide along the length direction of the second linear guide rail 3351.

The side wall of the second linear guide 3351 is provided with a limit protruding strip (not shown in the figure), the limit protruding strip extends along the length direction of the second linear guide 3351, the first guide wheel 3352 and the second guide wheel 3353 are provided with limit grooves (not shown in the figure), the limit protruding strip is located in the limit grooves, and the limit protruding strip and the limit grooves cooperate to limit the fifth mounting piece 336 to move in the thickness direction of the second linear guide 3351, so that the fifth mounting piece 336 and the shovel disc mechanism are kept stable.

Although the second guide assembly 335 is configured in the manner that the second linear guide rail 3351 is matched with the first guide wheel 3352 and the second guide wheel 3353 in the above embodiment, this should not limit the scope of the present utility model, and in practical application, the specific structure of the second guide assembly 335 may be configured in the manner that the guide rod and the guide ring sleeved on the guide rod are configured. Such modifications and changes in the specific structure of the second guide assembly 335 do not depart from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

Preferably, referring to fig. 11, first blade mechanism 34 includes a second mount 341, a first rotation mechanism 342, a third mount 343, a first telescoping mechanism 344, and a first blade member 345; the second mounting piece 341 is connected with the first lifting mechanism 33, the third mounting piece 343 is connected with the second mounting piece 341 through the first rotating mechanism 342, and the first telescopic mechanism 344 and the first shovel disk piece 345 are mounted on the third mounting piece 343; the first rotating mechanism 342 is configured to drive the third mounting member 343, the first telescopic mechanism 344 and the first shovel disk member 345 to rotate about a vertical axis; first shovel plate 345 includes a first shovel plate 3451 and a hooking structure 3452 located at an end of first shovel plate 3451, hooking structure 3452 can be clamped into the freezing box, first telescopic mechanism 344 is connected with first shovel plate 3451, and first telescopic mechanism 344 is configured to drive first shovel plate 345 to extend and retract relative to third mounting member 343 along a length direction of third mounting member 343; wherein, when first shovel disk 345 is retracted inwards, the hooking structure 3452 can hook the freezing box located in the second storage position 214 to the first storage position 213, and when first shovel disk 345 is extended outwards, the hooking structure 3452 can push the freezing box from the first storage position 213 to the second storage position 214.

Through such setting, when first shovel dish mechanism 34 is in use, first rotary mechanism 342 can drive third installed part 343, first telescopic machanism 344 and first shovel dish spare 345 and rotate to change the butt joint direction of first shovel dish spare 345, in order to change the direction that first shovel dish spare 345 received and shifted the cryopreserved box, more convenient application, first telescopic machanism 344 can drive first shovel dish spare 345 and stretch out and draw back, can make first shovel dish spare 345 stretch into the bottom of cryopreserved box or be the bottom of storage position, thereby cooperate first elevating system 33 to rise or descend and can hold up the cryopreserved box or place the cryopreserved box in storage position, so as to receive the cryopreserved box and deposit the cryopreserved box.

In addition, through setting up the structure 3452 of getting that hooks at the tip of first shovel 3451, can with freeze the cooperation of case and get and promote the case that freezes, can be with the case that freezes that is located on the second storage position 214 on the first storage position 213 of hooking, so that take out the case that freezes on the second storage position 214, also can push the case that freezes on the first storage position on the second storage position 214, so that realize depositing the case that freezes on the second storage position 214, set up like this and can shorten the flexible length of first shovel 3451, reduce the volume of transferring manipulator 3, and then reduce the volume of monomer workstation, thereby improve the ratio of the storage area in box 1, improve the storage utilization ratio.

Preferably, the hooking structure 3452 is a bump that extends vertically upward.

The hooking structure 3452 is set to be an upward extending lug, so that the structure is simple, the freezing box can be hooked, the side wall of the freezing box can be abutted, the freezing box can be pushed forward, and the application is convenient.

Preferably, referring to FIG. 11, the first rotation mechanism 342 includes a third driving member 3421 (e.g., a servo motor or a stepper motor), a first driving gear 3422, a first driven gear 3423, a first vertical rotation shaft (not shown), and a first bearing (not shown).

The third driving member 3421 is mounted on the second mounting member 341, the first driven gear 3423 is fixedly connected with the third mounting member 343, the third driving member 3421 is connected with the first driven gear 3423 through the first driving gear 3422, a first vertical rotating shaft is fixedly arranged on the first driven gear 3423, the first vertical rotating shaft is connected with the second mounting member 341 through a first bearing and can rotate relative to the second mounting member 341, and the third driving member 3421 can drive the first driven gear 3423 and the third mounting member 343 to rotate when driving the first driving gear 3422 to rotate. The first rotation mechanism 342 is provided as a third driving member 3421, a first driving gear 3422, a first driven gear 3423, a first vertical rotation shaft and a first bearing, and has a simple structure and is convenient to assemble and use.

Preferably, referring to FIG. 11, the first telescopic mechanism 344 includes a fourth driving member 3441 (e.g., a servo motor or a stepper motor), a first transmission assembly 3442 (e.g., a rack and pinion transmission assembly or a rack and pinion transmission assembly), a third linear guide 3443 and a third guide slide 3444.

The fourth driving member 3441 is mounted on the third mounting member 343, the fourth driving member 3441 is connected with the third rail slider 3444 through a transmission assembly, the third linear rail 3443 is mounted on the third mounting member 343 and extends along the length direction of the third mounting member 343, the third rail slider 3444 is slidably connected with the third linear rail 3443 and can slide along the length direction of the third linear rail 3443, the first shovel plate 3451 is connected with the third rail slider 3444, the fourth driving member 3441 is connected with the first transmission assembly 3442 and can drive the third rail slider 3444 and the first shovel plate 345 to slide along the length direction of the third linear rail 3443 through the first transmission assembly 3442, so that the first shovel plate 345 stretches.

The fourth driving member 3441 drives the first transmission assembly 3442 to operate, so as to drive the first shovel disk 345 to move relative to the third mounting member 343, and make the first shovel disk 345 move linearly under the guiding action of the third linear guide 3443 and the third guide slider 3444, thereby realizing extension and retraction.

Preferably, referring to fig. 11, the transfer robot 3 further includes a detecting member 35, where the detecting member 35 is mounted at the bottom of the third mounting member 343, and the detecting member 35 can detect whether an article exists in front of the third mounting member 343 within a preset distance to determine whether a freezing box is placed at the first storage position 213.

Whether the article exists in the place ahead of third installed part 343 in the preset distance is detected through setting up detection piece 35 to can judge whether first storage position 213 department has placed the cryopreservation box, conveniently judge whether can deposit the cryopreservation box on second storage position 214 and whether can take out the cryopreservation box on the second storage position 214, more conveniently carry out the access cryopreservation box.

Preferably, the detecting member 35 is a distance sensor, and is configured to detect whether an object exists within a predetermined distance by receiving a feedback signal, so as to facilitate use. The detecting member 35 is arranged obliquely upward at the time of installation so that the sent signal is emitted toward the freezing box of the first storage position 213, and the assembly difficulty is low and the accuracy is high.

Preferably, referring to fig. 13, the linear transporter 4 includes a first connecting member 41, a first rail assembly 42, a second connecting member 43, a second rail assembly 44, a driving mechanism 45, and a box carrier 46, wherein the box carrier 46 is capable of carrying a freezing box.

Wherein, the first connecting piece 41 is connected with the box 1, one end of the first connecting piece 41 extends towards the first inlet and outlet 11, the second connecting piece 43 is connected with the first connecting piece 41 through the first guide rail assembly 42 and can move along the length direction of the first connecting piece 41 relative to the first connecting piece 41, one end of the second connecting piece 43 extends towards the first inlet and outlet 11, the first guide rail assembly 42 can guide the second connecting piece 43 when the second connecting piece 43 moves relative to the first connecting piece 41 so as to enable the second connecting piece 43 to move linearly, the box-carrying piece 46 is connected with the second connecting piece 43 through the second guide rail assembly 44 and can move along the length direction of the second connecting piece 43 relative to the second connecting piece 43, the second guide rail assembly 44 can guide the box-carrying piece 46 when the box-carrying piece 46 moves relative to the second connecting piece 43 so as to enable the box-carrying piece 46 to move linearly, the driving mechanism 45 is mounted on the first connecting piece 41, the driving mechanism 45 is connected with the second connecting piece 43 and the box-carrying piece 46, the driving mechanism 45 can drive the second connecting piece 43 to move relative to the first connecting piece 43, and can move relative to the box-carrying piece 46 in the same direction as the first connecting piece 43.

The linear conveying device 4 comprises a first connecting piece 41, a first guide rail assembly 42, a second connecting piece 43, a second guide rail assembly 44, a driving mechanism 45 and a box carrying piece 46, wherein the driving mechanism 45 can drive the second connecting piece 43 to move relative to the first connecting piece 41 and simultaneously drive the box carrying piece 46 to move relative to the second connecting piece 43, the moving direction of the second connecting piece 43 is the same as that of the box carrying piece 46, the first connecting piece 41 and the first guide rail assembly 42 form a first layer conveying structure, the second connecting piece 43 and the second guide rail assembly 44 form a second layer conveying structure, the two layers of overlapped conveying structures are matched for use, and the length of the linear conveying device 4 can be reduced under the condition of ensuring the linear conveying distance, so that the size of a single work station is reduced, and the linear conveying device is more convenient to use.

Although the linear transport device 4 is provided in the double-layer transport structure in the above-described embodiment, this should not limit the scope of the present utility model, and in practical applications, the linear transport device 4 may be provided in a single-layer transport structure. As long as the linear conveying device 4 can receive and convey the frozen storage boxes, the adjustment and the change of the specific structure of the linear conveying device 4 do not deviate from the basic principle of the present utility model, and all the adjustments and the changes are limited in the protection scope of the present utility model. Of course, the structure of the linear conveyor 4 described in the above embodiment is preferable, and the linear conveyor is small in size, short in length and more convenient to use.

Preferably, referring to fig. 13, the first rail assembly 42 includes a fourth linear rail 421 and a fourth rail slider 422, the fourth linear rail 421 is mounted on the first connecting member 41 and extends along the length direction of the first connecting member 41, the fourth rail slider 422 is mounted on the second connecting member 43, and the fourth rail slider 422 is slidably connected to the fourth linear rail 421 and is capable of sliding along the length direction of the fourth linear rail 421.

The first guide rail assembly 42 is provided with the fourth linear guide rail 421 and the fourth guide rail slider 422, and is simple in structure, convenient to assemble and use and good in guiding effect.

Preferably, the fourth linear guide 421 is provided with a first limit structure (for example, a limit bar), and the fourth guide slider 422 is provided with a second limit structure (for example, a limit groove matched with the limit bar), and the first limit structure and the second limit structure cooperate to limit the movement of the fourth guide slider 422 relative to the fourth linear guide 421 along the thickness direction and the width direction of the fourth linear guide 421.

Although the first rail assembly 42 is provided as the fourth linear rail 421 and the fourth rail slider 422 in the above-described embodiment, this should not limit the scope of the present utility model, and in practical applications, the first rail assembly 42 may be provided as a first guide rod and a first guide ring that can be sleeved on the first guide rod and can slide along the first guide rod. Such modifications and changes in the specific structure of first rail assembly 42 are not intended to depart from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

Preferably, referring to fig. 13, the second rail assembly 44 includes a fifth linear rail 441 and a fifth rail slider 442, the fifth linear rail 441 is mounted on the second connecting member 43 and extends along the length direction of the second connecting member 43, the fifth rail slider 442 is mounted on the carrier 46, and the fifth rail slider 442 is slidably connected to the fifth linear rail 441 and can slide along the length direction of the fifth linear rail 441.

The second guide rail assembly 44 is provided with the fifth linear guide rail 441 and the fifth guide rail sliding block 442, and has simple structure, convenient assembly and use and good guiding effect.

Preferably, the fifth linear guide 441 is provided with a third limiting structure (e.g., a limiting bar), and the fifth guide rail slider 442 is provided with a fourth limiting structure (e.g., a limiting groove matched with the limiting bar), and the third limiting structure and the fourth limiting structure cooperate to limit the movement of the fifth guide rail slider 442 relative to the fifth linear guide 441 in the thickness direction and the width direction of the fifth linear guide 441.

Although the second rail assembly 44 is provided as the fifth linear rail 441 and the fifth rail slider 442 in the above embodiment, this should not limit the scope of the present utility model, and in practical applications, the second rail assembly 44 may be provided as a second guide rod and a second guide ring that can be sleeved on the second guide rod and can slide along the second guide rod. Such modifications and changes in the specific structure of the second rail assembly 44 do not depart from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

Preferably, referring to FIG. 13, the drive mechanism 45 includes a fifth drive 451 (e.g., a servo motor or stepper motor), a third drive gear 452, a third linear rack 453, and a second transmission assembly 454.

Wherein the fifth driving member 451 is mounted on the first connection member 41, the third linear rack 453 is mounted on the second connection member 43 and extends along the length direction of the second connection member 43, the fifth driving member 451 is connected with the third driving gear 452, the third driving gear 452 is meshed with the third linear rack 453, and the fifth driving member 451 can drive the third driving gear 452 to rotate, so as to drive the third linear rack 453 and the second connection member 43 to move relative to the first connection member 41; the second transmission assembly 454 is mounted on the second link 43 and is connected to the carriage 46, and the second transmission assembly 454 simultaneously moves the carriage 46 relative to the second link 43 as the second link 43 moves relative to the first link 41.

The driving mechanism 45 is arranged as the fifth driving piece 451, the third driving gear 452, the third linear rack 453 and the second transmission assembly 454, and the structure is simple, the assembly is convenient, and the volume after the assembly is small.

Preferably, referring to fig. 13, the second transmission assembly 454 includes a first pulley 4541, a second pulley 4542 and a transmission belt 4543, the first pulley 4541 and the second pulley 4542 are rotatably mounted on the second connection member 43 and are spaced apart along the length direction of the second connection member 43, the first pulley 4541 and the second pulley 4542 are connected through the transmission belt 4543, the carrier member 46 is connected to one side transmission surface of the transmission belt 4543, the first connection member 41 is connected to the other side transmission surface of the transmission belt 4543, and the connection of the carrier member 46 and the transmission belt 4543 and the connection of the first connection member 41 and the transmission belt 4543 divide the transmission belt 4543 into two equal length portions.

The second transmission assembly 454 is arranged to be the first belt pulley 4541, the second belt pulley 4542 and the transmission belt 4543, so that the structure is simple, the assembly and the use are convenient, and the volume after the assembly is small.

It should be noted that the present utility model does not limit the relative positions of the first connecting member 41, the second connecting member 43 and the carrier 46, and in practical applications, those skilled in the art may set the relative positions of the first connecting member 41, the second connecting member 43 and the carrier 46 according to actual needs. For example: the first connector 41, the second connector 43 and the box-carrying member 46 may be arranged horizontally, and the first connector 41, the second connector 43 and the box-carrying member 46 may be arranged sequentially from bottom to top; alternatively, the first connector 41, the second connector 43 and the box-carrying member 46 may be horizontally arranged, and the first connector 41, the second connector 43 and the box-carrying member 46 may be sequentially arranged from top to bottom; alternatively, the first connector 41 and the second connector 43 may be disposed vertically, and the carrier 46 may be disposed horizontally; etc. Such adjustment and modification of the relative positions of the first connector 41, the second connector 43 and the carrier 46 are not departing from the basic principles of the present utility model and are intended to be within the scope of the present utility model.

In a preferred embodiment, referring to fig. 17, the first connecting member 41, the second connecting member 43 and the box-carrying member 46 are all disposed horizontally, the second connecting member 43 is located above the first connecting member 41, and the box-carrying member 46 is located above the second connecting member 43.

The first connecting piece 41, the second connecting piece 43 and the box carrying piece 46 are all horizontally arranged, and the first connecting piece 41, the second connecting piece 43 and the box carrying piece 46 are sequentially arranged from bottom to top, so that the frozen box can be stably conveyed when being conveyed, and the safety is high.

In another preferred embodiment, the first connector 41 and the second connector 43 are both disposed vertically, the carrier 46 is disposed horizontally, and the side wall of the carrier 46 is connected to the second connector 43 by the second rail assembly 44.

The first connecting piece 41 and the second connecting piece 43 are vertically arranged, the box carrying piece 46 is horizontally arranged, the side wall of the box carrying piece 46 is connected with the second connecting piece 43 through the second guide rail assembly 44, the bottom of the box carrying piece 46 is empty, other devices can be conveniently installed, for example, a code scanning device can be installed, and bar code information of a freezing storage tube in the freezing storage box conveyed by the box carrying piece 46 can be conveniently scanned.

Preferably, referring to fig. 14, the carrier 46 includes a second bottom plate 461, four supporting columns 462 mounted on the second bottom plate 461, and two carrying bars 463, wherein the four supporting columns 462 are respectively located at four corners of the second bottom plate 461 and are rectangular, two ends of the carrying bars 463 are respectively connected with the two supporting columns 462 and are located above the supporting columns 462, the two carrying bars 463 are distributed at intervals along a horizontal direction, and top surfaces of the two carrying bars 463 form a carrying surface 464 for storing the freezing box.

The carrying box 46 comprises a second bottom plate 461, a supporting column 462 and a carrying strip 463, wherein the carrying strip 463 forms a carrying surface 464 for carrying the freezing box, and in such a setting mode, a certain distance is reserved between the carrying surface 464 and the second bottom plate 461, so that the freezing box can be conveniently taken and placed from two sides, and the freezing box is more convenient to use.

Preferably, referring to fig. 14, both ends of the carrying bar 463 in the length direction are provided with third limiting members 465 (e.g. limiting protrusions or limiting ribs), and the third limiting members 465 are capable of limiting the movement of the freezing box along the length direction of the carrying bar 463 relative to the carrying bar 463.

The third stopper 465 can restrict the movement of the freezing box in the length direction thereof, so that the freezing box is kept stable.

Preferably, referring to fig. 14, a fourth limiting member 466 (e.g., a limiting protrusion or a limiting rib) is disposed at one end of the two carrying bars 463 in the width direction away from each other, and the fourth limiting member 466 is capable of limiting the movement of the freezing storage box along the width direction of the carrying bar 463 relative to the carrying bar 463.

The fourth stopper 466 can restrict the movement of the cryopreservation cassette in the width direction thereof, and keep the cryopreservation cassette stable.

Preferably, referring to fig. 15 and 16, the transfer device 6 includes a first fixing member 61, a second lifting mechanism 62 and a second tray mechanism 63, the first fixing member 61 is vertically mounted on the case 1, the second lifting mechanism 62 is mounted on the first fixing member 61, the second tray mechanism 63 is mounted on the second lifting mechanism 62, the second lifting mechanism 62 is configured to drive the second tray mechanism 63 to move in a vertical direction, and the second tray mechanism 63 is configured to be circumferentially rotatable and to be telescopic in a length direction thereof to receive and transfer the cryopreserved box.

Preferably, as shown in fig. 15 and 16, the second lifting mechanism 62 includes a second fixing member 621, a sixth driving member 622 (e.g., a servo motor or a stepping motor), a fourth driving gear 623, a fourth linear rack 624, and a third guide assembly 625, the second shovel mechanism 63 is mounted on the second fixing member 621, the fourth linear rack 624 is mounted on the first fixing member 61 and extends in a vertical direction, the sixth driving member 622 is mounted on the second fixing member 621, the sixth driving member 622 is connected to the fourth driving gear 623, the fourth driving gear 623 is engaged with the fourth linear rack 624, the sixth driving member 622 is capable of driving the fourth driving gear 623 to rotate, thereby driving the second fixing member 621, the sixth driving member 622, and the fourth driving gear 623 to move in a length direction of the fourth linear rack 624, the third guide assembly 625 is located between the first fixing member 61 and the second fixing member 621, and the third guide assembly 625 is capable of guiding the second fixing member 621 when the second fixing member 621 moves to make a linear movement.

Preferably, with continued reference to fig. 16, the third guide assembly 625 includes a sixth linear guide 6251 and a sixth guide slider 6252, the sixth linear guide 6251 being mounted on the first fixing member 61 and extending in a vertical direction, the sixth guide slider 6252 being connected to the second fixing member 621, the sixth guide slider 6252 being slidably connected to the sixth linear guide 6251 and being capable of sliding along the sixth linear guide 6251. The third guide assembly 625 is provided as a sixth linear guide 6251 and a sixth guide slider 6252, which has a simple structure and is convenient to assemble and use.

Preferably, with continued reference to FIG. 16, second blade mechanism 63 includes a third mount 631, a second rotating mechanism 632, a fourth mount 633, a second telescoping mechanism 634, and a second blade member 635.

Wherein, the third fixing member 631 is connected to the second lifting mechanism 62, the fourth fixing member 633 is connected to the third fixing member 631 by the second rotating mechanism 632, and the second telescopic mechanism 634 and the second shovel disk member 635 are mounted on the fourth fixing member 633; second rotating mechanism 632 is configured to rotate fourth stationary member 633, second telescoping mechanism 634, and second shovel disk member 635 about a vertical axis; the first telescopic mechanism 344 is connected to the second tray 635, and the first telescopic mechanism 344 is configured to drive the second tray 635 to telescope relative to the fourth mount 633 along the length direction of the fourth mount 633, so as to receive and transfer the freezing box.

Preferably, with continued reference to FIG. 16, the first rotation mechanism 342 includes a seventh drive 6321 (e.g., a servo motor or stepper motor), a second drive gear 6322, a second driven gear 6323, a second vertical rotational axis (not shown), and a second bearing (not shown).

The seventh driving member 6321 is mounted on the third fixing member 631, the second driven gear 6323 is fixedly connected with the fourth fixing member 633, the seventh driving member 6321 is connected with the second driven gear 6323 through the second driving gear 6322, a second vertical rotating shaft is fixedly arranged on the second driven gear 6323, the second vertical rotating shaft is connected with the third fixing member 631 through the second bearing and can rotate relative to the third fixing member 631, and the seventh driving member 6321 can drive the second driven gear 6323 and the fourth fixing member 633 to rotate when driving the second driving gear 6322 to rotate. The second rotating mechanism 632 is provided as a seventh driving member 6321, a second driving gear 6322, a second driven gear 6323, a second vertical rotation shaft, and a second bearing, and has a simple structure and is convenient to assemble and use.

Preferably, with continued reference to FIG. 16, second telescoping mechanism 634 includes an eighth drive 6341 (e.g., a servo motor or stepper motor), a third drive assembly 6342 (e.g., a rack-and-pinion drive assembly or a rack-and-pinion drive assembly), a seventh linear guide 6343, and a seventh guide slide 6344.

The eighth driving member 6341 is mounted on the fourth fixing member 633, the eighth driving member 6341 is connected to the seventh rail slider 6344 through the third transmission assembly 6342, the seventh linear rail 6343 is mounted on the fourth fixing member 633 and extends along the length direction of the fourth fixing member 633, the seventh rail slider 6344 is slidably connected to the seventh linear rail 6343 and is capable of sliding along the length direction of the seventh linear rail 6343, the second shovel disk 635 is connected to the seventh rail slider 6344, the eighth driving member 6341 is connected to the third transmission assembly 6342 and is capable of driving the seventh rail slider 6344 and the second shovel disk 635 to slide along the length direction of the seventh linear rail 6343 through the third transmission assembly 6342, so that the second shovel disk 635 stretches.

The eighth driving member 6341 drives the third transmission assembly 6342 to operate, thereby driving the second shovel disk 635 to move relative to the fourth fixing member 633, and enabling the second shovel disk 635 to move linearly under the guiding action of the seventh linear guide 6343 and the seventh guide slider 6344, so as to implement telescoping.

Preferably, referring to fig. 17, the single workstation of the present utility model further includes a first code scanning camera 7, the first code scanning camera 7 is installed in the housing 5, and the first code scanning camera 7 can scan bar code information of the cryopreservation box transferred by the transferring device 6.

The first code scanning camera 7 is arranged in the shell 5, bar code information of the freezing box can be scanned, the freezing box which is stored and taken out is convenient to manage, and the stock quantity is convenient to position and calculate.

Preferably, the first code scanning camera 7 is arranged close to the first inlet and outlet 11 and is arranged opposite to the transfer device 6.

Although in the above preferred embodiment, the first code scanning camera 7 is disposed opposite to the transfer device 6, this should not limit the protection scope of the present utility model, and in practical application, the first code scanning camera 7 may be installed at other positions, as long as the first code scanning camera 7 can smoothly scan the barcode information of the freezing box. For example, the first code scanning camera 7 is provided on the top wall of the housing 5 and is disposed obliquely toward the transfer device 6. Such adjustment and change of the installation position of the first code scanning camera 7 do not deviate from the basic principle of the present utility model, and should be limited in the scope of the present utility model.

Preferably, the single body workstation of the utility model further comprises a second code scanning camera, the second code scanning camera is arranged in the shell 5, and the second code scanning camera can scan bar code information of a freezing tube in the freezing box transferred by the transferring device 6.

The second code scanning camera is arranged in the shell 5, so that bar code information of the freezing and storing tube in the freezing and storing box can be scanned, the freezing and storing tube can be managed conveniently, and stock quantity can be counted conveniently.

Preferably, the second code scanning camera is vertically upwards arranged, and is located under the moving route of the box carrying piece 46, the bottom of the box carrying piece 46 is provided with a code scanning hole, and the second code scanning camera can scan bar code information of a freezing tube in the freezing box through the code scanning hole.

The code scanning hole is formed in the bottom of the box carrying piece 46, and the second code scanning camera is arranged right below the moving route of the box carrying piece 46, so that code scanning can be performed more smoothly.

Although the second code scanning camera is installed directly below the moving path of the carrier box 46 in the above preferred embodiment, this should not limit the scope of the present utility model, and those skilled in the art may install the second code scanning camera at other positions in practical applications. For example, the second code scanning camera may be mounted on the second bottom plate 461 of the carrier 46, and the cryopreservation cassette is located above the second bottom plate 461 after being placed on the carrier 46, so that the second code scanning camera can scan barcode information of the cryopreservation tube above. The adjustment and the change of the installation position of the second code scanning camera do not deviate from the basic principle of the utility model, and all the adjustment and the change are limited in the protection scope of the utility model.

Besides the structure, the utility model also comprises a refrigerating system mechanism which is used for refrigerating the storage space in the box body 1 so as to keep a stable low-temperature environment in the box body 1; the refrigeration mechanism can be a liquid nitrogen refrigeration mechanism, an air cooling refrigeration mechanism or other refrigeration mechanisms.

Finally, it should be further noted that the specific structures of the first electrically-operated sealing door 8 and the second electrically-operated sealing door 9 are not limited in the present utility model, and the first electrically-operated sealing door 8 and the second electrically-operated sealing door 9 may be conventional automatic sealing doors in the art, and the specific structures thereof are not described herein.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims

1. The single workstation for storing biological samples is characterized by comprising a box body, a freezing and storing frame group and a transferring manipulator, wherein the freezing and storing frame group and the transferring manipulator are arranged in the box body, a first inlet and a first outlet are formed in the box body, and the freezing and storing frame group can store freezing and storing boxes;

The single body workstation further comprises a linear conveying device, a shell and a transferring device arranged in the shell;

the shell is arranged on the box body and is positioned at the outer side of the box body, the shell is communicated with the box body through the first inlet and outlet, the shell is provided with a second inlet and outlet, and the shell is communicated with the external environment through the second inlet and outlet;

the linear conveying device is arranged in the box body and faces the first inlet and outlet, the linear conveying device is arranged to be capable of conveying the freezing box along a straight line, and can be in butt joint with the transferring manipulator and can penetrate out of the first inlet and outlet to be in butt joint with the transferring device so as to receive and transfer the freezing box;

the transferring manipulator is arranged to be capable of transferring the freezing box between the freezing frame group and the linear conveying device;

the transfer device is arranged to be capable of rotating circumferentially and extending and retracting along the length direction thereof so as to be capable of docking with the linear conveying device and docking with the outside through the second inlet and outlet so as to receive and transfer the freezing box.

2. The single body workstation for storing biological samples of claim 1 wherein a liquid nitrogen dehumidification system is in communication with the housing through a conduit to enable dehumidification of the interior space of the housing.

3. The monomer workstation for storing biological samples of claim 1, wherein the temperature within the cabinet ranges from-100 ℃ to-70 ℃; the temperature in the shell is normal temperature.

4. The single workstation for storing biological samples according to claim 1, wherein the number of the freezing frame groups is two and two the freezing frame groups are arranged oppositely, the freezing frame groups comprise a plurality of freezing frames, the freezing frames can store freezing boxes, the freezing frames are arranged side by side along the length direction of the box body, and the transferring manipulator is positioned between the two freezing frame groups.

5. The single body workstation for storing biological samples according to claim 4, wherein the freezing shelf comprises a shelf body and a plurality of storage pieces mounted on the shelf body, one side of the shelf body is provided with an opening, the storage pieces are distributed at intervals along the height direction of the shelf body and form a plurality of layers of storage areas, each layer of storage area is internally provided with a first storage position and a second storage position for storing freezing boxes, the first storage position and the second storage position are distributed at intervals along the width direction of the box body, and the first storage position is arranged close to the opening.

6. The single body workstation for storing biological samples of claim 5 wherein said transfer robot comprises a horizontal movement mechanism, a first mount, a first lift mechanism and a first shovel disk mechanism;

the first lifting mechanism is arranged on the first mounting piece, and the first shovel disk mechanism is arranged on the first lifting mechanism;

the horizontal moving mechanism is arranged to drive the first mounting piece, the first lifting mechanism and the first shovel disk mechanism to move along the length direction of the box body;

the first lifting mechanism is arranged to drive the first shovel disk mechanism to move along the vertical direction;

the first shovel disk mechanism is arranged to be capable of rotating circumferentially and extending and retracting along the length direction of the first shovel disk mechanism to receive and transfer the freezing box.

7. The single body workstation for storing biological samples of claim 6 wherein the first shovel disk mechanism comprises a second mount, a first rotation mechanism, a third mount, a first telescoping mechanism, and a first shovel disk member;

The second mounting piece is connected with the first lifting mechanism, the third mounting piece is connected with the second mounting piece through the first rotating mechanism, and the first telescopic mechanism and the first shovel disk piece are mounted on the third mounting piece;

the first rotating mechanism is arranged to drive the third mounting piece, the first telescopic mechanism and the first shovel disk piece to rotate around a vertical shaft;

the first shovel disc piece comprises a first shovel plate and a hooking structure positioned at the end part of the first shovel plate, the hooking structure can be clamped into the freezing storage box, the first telescopic mechanism is connected with the first shovel plate and is arranged to drive the first shovel disc piece to stretch and retract relative to the third mounting piece along the length direction of the third mounting piece;

when the first shovel disc piece is retracted inwards, the hooking structure can hook the freezing box located at the second storage position to the first storage position, and when the first shovel disc piece is extended outwards, the hooking structure can push the freezing box from the first storage position to the second storage position.

8. The single body workstation for storing biological samples of claim 1 wherein the linear transport device comprises a first connector, a first rail assembly, a second connector, a second rail assembly, a drive mechanism, and a cassette carrier capable of carrying a cryopreservation cassette;

The first connecting piece is connected with the box body, one end of the first connecting piece extends towards the first inlet and outlet,

the second connecting piece is connected with the first connecting piece through the first guide rail component and can move along the length direction of the first connecting piece relative to the first connecting piece, one end of the second connecting piece extends towards the first inlet and outlet, the first guide rail component can guide the second connecting piece to enable the second connecting piece to move linearly when the second connecting piece moves relative to the first connecting piece,

the box carrying piece is connected with the second connecting piece through the second guide rail component and can move along the length direction of the second connecting piece relative to the second connecting piece, the second guide rail component can guide the box carrying piece to make the box carrying piece move linearly when the box carrying piece moves relative to the second connecting piece,

the driving mechanism is installed on the first connecting piece, the driving mechanism is connected with the second connecting piece and the box carrying piece, the driving mechanism can drive the second connecting piece to move relative to the first connecting piece and can simultaneously drive the box carrying piece to move relative to the second connecting piece, and the moving direction of the second connecting piece is the same as the moving direction of the box carrying piece.

9. The single body workstation for storing biological samples of claim 1 wherein said transfer device comprises a first fixture, a second lift mechanism and a second blade mechanism,

the first fixing piece is connected with the box body and the shell, the second lifting mechanism is arranged on the first fixing piece, the second shovel disk mechanism is arranged on the second lifting mechanism,

the second lifting mechanism is arranged to drive the second shovel disk mechanism to move along the vertical direction,

the second shovel disk mechanism is arranged to be capable of rotating circumferentially and extending and retracting along the length direction thereof to receive and transfer the freezing box.

10. The monomer workstation for storing biological samples according to any one of claims 1 to 9, further comprising a first code scanning camera mounted within the housing, the first code scanning camera being capable of scanning barcode information of the cryopreserved cassette transferred by the transfer device; and/or the number of the groups of groups,

the single workstation still includes the second and sweeps the sign indicating number camera, the second is swept the sign indicating number camera and is installed in the casing, the second is swept the sign indicating number camera and can be scanned the bar code information of the frozen tube in the frozen box that transfer device shifted.