CN220925253U - Sample transfer apparatus and biological sample automated storage device - Google Patents

Abstract

The utility model relates to the technical field of biological sample storage, in particular to a sample transfer device and biological sample automatic storage equipment, and aims to solve the problem that the existing samples are required to be transferred to a storage warehouse for storage after the treatment of an operation room is finished, most of windows between the operation room and the storage warehouse are open, the storage warehouse is usually a clean room, and dust, bacteria and other substances easily enter the storage warehouse through the windows to affect the storage. For this purpose, the sample transfer apparatus of the present utility model comprises a sealed compartment, a sample transfer mechanism, and an opening and closing mechanism, wherein windows are provided on two opposite side walls of the sealed compartment, a sealing door is provided on the window, and the opening and closing mechanism drives the sealing door to open or close the window. According to the utility model, when the sample enters or goes out, the other window is in a closed state through the sealing door, so that the circulation of air between the operation room and the storage warehouse is isolated when the sealing cabin is arranged between the operation room and the storage warehouse, and the tightness is ensured.

Description

Sample transfer apparatus and biological sample automated storage device

Technical Field

The utility model relates to the technical field of biological sample storage, and particularly provides a sample transfer device and biological sample automatic storage equipment.

Background

The biological sample library is an important basic device for research work in the current medical field and biological field, and can keep the activity of blood, stem cells and immune cell biological tissues for a long time through low-temperature preservation. In the prior art, samples are generally stored in a freezing tube, and then the freezing tube is stored in a biological sample storage library.

At present, samples are required to be transferred to a storage warehouse for storage after the treatment of an operation room is finished, most of windows between the operation room and the storage warehouse are open, the storage warehouse is usually a clean room, and dust, bacteria and other substances in the operation room easily enter the storage warehouse through the windows to influence the storage.

Accordingly, the present utility model is directed to a sample transfer apparatus and an automated storage device for biological samples, which solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the technical problems that the prior samples are required to be transferred to a storage warehouse for storage after the treatment of an operation room is finished, most of windows between the operation room and the storage warehouse are open, the storage warehouse is usually a clean room, and dust, bacteria and other substances in the operation room easily enter the storage warehouse through the windows to influence the storage.

To this end, in a first aspect, the present utility model provides a sample transfer apparatus comprising a sealed compartment, a sample transfer mechanism and an opening and closing mechanism, wherein windows are provided on two opposite side walls of the sealed compartment, a sealing door is provided on the windows, the opening and closing mechanism is fixedly connected with the sealed compartment, the opening and closing mechanism drives the sealing door to open or close the windows, the sample transfer mechanism is provided in the sealed compartment, and the sample transfer mechanism is provided to be able to transport samples from one window into the sealed compartment and transport samples from the other window to the outside of the sealed compartment.

Under the condition of adopting the technical scheme, through the arrangement of the sealed cabin, the sealed cabin can form a closed environment, samples can be sent out from one window after entering the sealed cabin from the other window, when the samples enter or are sent out, the other window is in a closed state through the sealing door, and the sealed cabin is isolated from air circulation between the operation room and the storage warehouse when being arranged between the operation room and the storage warehouse, so that the tightness is ensured, and the influence of external air entering the storage warehouse on the internal cleanliness is avoided.

In a specific embodiment of the above sample transfer apparatus, the sample transfer mechanism includes a sample conveying mechanism, a first moving mechanism and a second moving mechanism, the first moving mechanism is disposed in the sealed cabin, the second moving mechanism is connected with the first moving mechanism, the first moving mechanism can drive the second moving mechanism and the sample conveying mechanism to reciprocate together, and the second moving mechanism can drive the sample conveying mechanism to reciprocate relative to the first moving mechanism.

Under the condition of adopting the technical scheme, the second moving mechanism and the sample conveying mechanism can jointly move under the driving of the first moving mechanism, and the second moving mechanism can drive the sample conveying mechanism to move relative to the first moving mechanism, so that the movement stroke of the sample conveying mechanism is increased, and the sample conveying mechanism drives the sample to be smoothly sent out from the window to the outside of the sealed cabin.

In a specific embodiment of the above sample transfer apparatus, the first moving mechanism includes a first moving plate, a first motor and a first transmission assembly, the first moving plate is slidably connected to the bottom in the sealed cabin, the first motor is fixed to the bottom in the sealed cabin, and the first motor drives the first moving plate to make a reciprocating linear motion through the first transmission assembly.

In a specific embodiment of the above sample transfer apparatus, the second moving mechanism includes a second moving plate and a second transmission assembly, where the second moving plate is located above the first moving plate and is slidably connected to the first moving plate, and the second transmission assembly is disposed on the first moving plate and is connected to the second moving plate, and the second transmission assembly is configured to be capable of following the first moving plate to perform a reciprocating rectilinear motion, and in a motion process, can drive the second moving plate to perform a rectilinear motion relative to the first moving plate.

In a specific embodiment of the above sample transfer apparatus, the second transmission assembly includes a chain and two sprockets, the two sprockets are rotatably connected with the first moving plate, the chain is sleeved on the two sprockets, the first moving plate passes through the inner side of the chain, a part of the chain above the first moving plate is fixedly connected with the second moving plate, and a part of the chain below the first moving plate is fixedly connected with the bottom of the sealed cabin.

Under the condition of adopting the technical scheme, because the bottom of chain and sealed cabin is in fixed connection state, at the in-process that first movable plate drove sprocket removal, the sprocket is rotatory, thereby make the chain drive second movable plate and remove relative first movable plate, thereby increased the holistic travel of second movable plate, under the prerequisite that guarantees that second movable plate drive sample conveying mechanism homoenergetic is stretched out to the outside from two relative windows in, reduced sample transfer mechanism overall dimension, occupation space is little.

In a specific embodiment of the above sample transfer apparatus, the opening and closing mechanism includes a lifting mechanism, a first sliding rail and a first sliding block, where the number of the lifting mechanism and the number of the first sliding rails are two and are respectively set on the sealed cabins on two sides of the sealing door, the first sliding rail is connected with the first sliding block in a sliding manner, the first sliding block is connected with the sealing door, and the lifting mechanism drives the first sliding block to drive the sealing door to move up and down so as to open or close the window.

In a specific embodiment of the above sample transfer apparatus, the opening and closing mechanism further includes a pressing mechanism capable of applying a pressure perpendicular to the sealing door direction to the sealing door so as to tightly adhere the sealing door to the edge portion of the window.

In a specific embodiment of the sample transfer apparatus, the number of the pressing mechanisms is two and the pressing mechanisms are respectively located at two sides of the window; and/or

The pressing mechanism comprises a dowel bar, a first gear piece and a second gear piece, one end of the dowel bar is hinged to the adjacent first sliding block, the other end of the dowel bar is hinged to the sealing door, the first gear piece is fixed to the adjacent side wall of the first sliding rail, the second gear piece is arranged on the sealing door, and the second gear piece follows the sealing door to move downwards and limit the displacement of the sealing door to move downwards when the second gear piece contacts with the first gear piece.

Under the condition of adopting the technical scheme, the sealing door cannot move downwards due to the fact that the first gear piece is contacted with the second gear piece in the downward moving process of the sealing door, the dowel bar deflects at an angle at the moment, and pressure vertical to the sealing door is applied to the sealing door in the deflecting process, so that the sealing door is tightly attached to a window, and the sealing performance is guaranteed.

In a specific embodiment of the above sample transfer apparatus, the top end face of the first gear member is composed of an inclined plane and a plane, the second gear member is a roller, the roller is rotatably connected with the sealing door, and the roller can roll on the inclined plane and the plane.

Under the condition of adopting the technical scheme, the inclined plane is arranged on the first gear, and the sealing door moves downwards to play a guiding role in the process, so that the sealing door can move towards the direction vertical to the window, and the sealing door is beneficial to the follow-up sealing door to be tightly attached to the window.

In a specific embodiment of the above sample transfer apparatus, the sample conveying mechanism is a conveyor belt conveying apparatus; and/or

A fan is arranged on the sealed cabin so as to keep the negative pressure state in the sealed cabin; and/or

A sterilizing device is arranged in the sealed cabin; and/or

The sample transfer apparatus further comprises a support, and the sealed cabin, the lifting mechanism and the first sliding rail are all fixed on the support.

Under the condition of adopting the technical scheme, the negative pressure state is kept in the sealed cabin, so that the influence of outside air on the cleanliness is avoided when the outside air enters the storage warehouse, and meanwhile, the sterilization device can sterilize samples entering the sealed cabin, so that the samples are prevented from carrying bacteria to enter the storage warehouse, and the safety of the storage warehouse is ensured.

In a second aspect, the utility model also provides an automated storage device for biological samples, comprising a repository and an operating room, wherein the operating room and the repository are mutually transferred by the sample transfer device according to any one of the technical schemes.

Drawings

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

FIG. 1 is an overall schematic of a sample transfer apparatus provided by the present utility model;

FIG. 2 is a schematic view of another angular sample transfer apparatus;

FIG. 3 is a schematic view of the structure within the capsule;

FIG. 4 is a schematic structural view of a first movement mechanism and a second movement mechanism;

Fig. 5 is a schematic view of the structure of the first moving mechanism and the second moving mechanism at another angle.

List of reference numerals:

1. A bracket; 2. sealing the cabin; 21. a window; 3. a sample delivery mechanism; 4. sealing the door; 5. an opening and closing mechanism; 51. a first slide rail; 52. a first slider; 53. a lifting mechanism; 531. a connecting block; 532. a synchronous belt; 533. a fourth motor; 534. a synchronizing gear; 535. a transmission shaft; 54. a compressing mechanism; 541. a dowel bar; 542. a second gear member; 543. a first gear member; 6. a first moving mechanism; 61. a first moving plate; 62. a first motor; 63. a first transmission assembly; 631. a rack; 632. a gear; 7. a second moving mechanism; 71. a second moving plate; 72. a second transmission assembly; 721. a chain; 722. a sprocket; 8. a support frame; 9. a blower.

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. Those skilled in the art can adapt it as desired to suit a particular application.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "inner," "outer," and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the relevant devices 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 ordinal terms "first," "second," 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 "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. 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.

The existing samples need to be transferred to a storage warehouse for storage after the treatment of an operation room is finished, most of windows between the operation room and the storage warehouse are open, the storage warehouse is usually a clean room, and dust, bacteria and other substances in the operation room easily enter the storage warehouse through the windows to influence the storage.

In order to solve the above technical problems, referring to fig. 1-5, the present utility model provides a sample transfer apparatus, which includes a sealed cabin 2, sample transfer mechanisms and an opening and closing mechanism 5, wherein windows 21 are provided on two opposite side walls of the sealed cabin 2, sealing doors 4 are provided on the windows 21, the opening and closing mechanism 5 is fixedly connected with the sealed cabin 2, one sealing door 4 corresponds to one opening and closing mechanism 5, the opening and closing mechanism 5 drives the corresponding sealing door 4 to open or close the corresponding window 21, the sample transfer mechanism is disposed in the sealed cabin 2, and the sample transfer mechanism is configured to be capable of conveying samples from one window 21 into the sealed cabin 2 and conveying samples from the other window 21 to the outside of the sealed cabin 2. Sealing strips are arranged between the sealing door 4 and the window 21, and can be fixed on the side wall of the sealed cabin 2 at the edge of the window 21, and also can be fixed on the side wall of the sealing door 4 facing the window 21, and the sealing door 4 presses the sealing strips to seal the window 21.

Specifically, the sample transfer apparatus further includes a support 1, the support 1 is a frame structure, the capsule 2 is fixed inside the support 1, a sealing plate is fixed on an outer wall of the support 1 to form a closed cavity, and in order to show a structural schematic diagram of the capsule 2, the sealing plate is not shown in the figure, and the capsule 2 is located in the closed cavity. The sealing plate is provided with openings at the positions corresponding to the windows 21 so that samples are conveyed to the outer side of the sealed cabin 2 from the windows 21 and the openings, and a partition plate is fixed in the sealed cavity so that the two openings are not communicated with each other.

In one embodiment, referring to fig. 2-5, the sample transfer mechanism includes a sample delivery mechanism 3, a first moving mechanism 6, and a second moving mechanism 7, the first moving mechanism 6 is disposed in the sealed compartment 2, the second moving mechanism 7 is connected to the first moving mechanism 6, the first moving mechanism 6 can drive the second moving mechanism 7 and the sample delivery mechanism 3 to reciprocate linearly, and the second moving mechanism 7 can drive the sample delivery mechanism 3 to reciprocate linearly relative to the first moving mechanism 6.

In the above embodiment, the second moving mechanism 7 and the sample conveying mechanism 3 can move together under the driving of the first moving mechanism 6, and the second moving mechanism 7 can drive the sample conveying mechanism 3 to move relative to the first moving mechanism 6, so that the movement stroke of the sample conveying mechanism 3 is increased, and the sample conveying mechanism 3 drives the sample to be smoothly sent out from the window 21 to the outside of the sealed cabin 2.

In one embodiment, the sample transport mechanism 3 is a conveyor belt transport.

Specifically, the conveyor belt conveying device comprises a frame body, a third motor, a driving belt, a driving roller and a driven roller, wherein the driving roller and the driven roller are both rotationally connected to the frame body, the third motor is fixed to the frame body and drives the driving roller to rotate, the driving roller drives the driven roller to rotate through the driving belt, and a sample is placed on the driving belt for conveying.

In one embodiment, referring to fig. 4 and 5, the first moving mechanism 6 includes a first moving plate 61, a first motor 62 and a first transmission assembly 63, the first moving plate 61 is slidably connected to the bottom inside the capsule 2, the first motor 62 is fixed to the bottom inside the capsule 2, and the first motor 62 drives the first moving plate 61 to reciprocate linearly through the first transmission assembly 63.

Specifically, the bottom of the sealed cabin 2 is fixed with a supporting frame 8, two second sliding rails parallel to each other are fixed on the supporting frame 8, two ends of the first moving plate 61 are respectively fixed with a second sliding block, and the second sliding blocks are connected on the second sliding rails in a sliding manner; the first transmission assembly 63 comprises a rack 631 and a gear 632, the gear 632 is fixed with an output shaft of the first motor 62, the rack 631 is fixed on the first moving plate 61, and the first motor 62 drives the gear 632 to rotate to drive the rack 631 to move, so that the reciprocating linear motion of the first moving plate 61 is realized.

It should be noted that, although the first transmission assembly 63 is described above as transmitting by engaging the gear 632 with the rack 631, this is merely an example, and the scope of the present utility model is not limited thereto, and a screw mechanism may be used. Since the screw mechanism is a prior art for a person skilled in the art, a detailed description thereof is omitted here.

In one embodiment, referring to fig. 4 and 5, the second moving mechanism 7 includes a second moving plate 71 and a second transmission assembly 72, where the second moving plate 71 is located above the first moving plate 61 and is slidably connected to the second moving plate, the second moving plate is capable of moving relative to the first moving plate, the second transmission assembly 71 is disposed on the first moving plate 61 and is connected to the second moving plate 71, and the second transmission assembly 72 is configured to be capable of following the first moving plate 61 to perform a reciprocating linear motion, and to drive the second moving plate to perform a linear motion relative to the first moving plate during the motion.

Specifically, two third sliding blocks parallel to each other are fixed at the bottom of the second moving plate 71, and two third sliding rails parallel to each other are fixed on the first moving plate 61, and the third sliding blocks are slidably connected with the third sliding rails.

In one embodiment, the second transmission assembly 72 includes a chain 721 and two sprockets 722, the two sprockets 722 are rotatably connected to the first moving plate 61, the chain 721 is sleeved on the two sprockets 722, the first moving plate 61 passes through the inside of the chain 721, a part of the chain 721 above the first moving plate 61 is fixedly connected to the second moving plate 71, and a part of the chain 721 below the first moving plate 61 is fixedly connected to the bottom of the sealed cabin 2.

Specifically, the push blocks are fixed on the chains above and below the first moving plate, the push blocks below the first moving plate are fixedly connected with the supporting frame, and the push blocks above the first moving plate are fixedly connected with the second moving plate. Two U-shaped openings are formed in the first moving plate 61, and two sprockets 722 are respectively rotatably connected in the U-shaped openings.

In the above embodiment, since the chain is in a fixed connection state with the bottom of the sealed cabin, the first moving plate drives the sprocket to rotate in the moving process, so that the chain drives the second moving plate to move relative to the first moving plate, the whole moving stroke of the second moving plate is increased, the whole size of the sample transfer mechanism is reduced on the premise that the second moving plate drives the sample conveying mechanism to extend out from two opposite windows, and the occupied space is small.

It should be noted that, although the second transmission assembly 72 is described above as a chain 721 and sprocket 722, this is not a limitation, and the second transmission assembly 72 may also be a structure in which a gear is engaged with a synchronous belt, which is also within the scope of the present application, but the second transmission assembly 72 described above is implemented as a preferred embodiment of the present application by using a chain 721 and sprocket 722, which has a simple overall structure, a long service life, and is not easy to damage.

In one embodiment, referring to fig. 2, the opening and closing mechanism 5 includes a lifting mechanism 53, a first sliding rail 51 and a first sliding block 52, where the number of the lifting mechanism 53 and the first sliding rail 51 is two and are respectively disposed on the sealed cabin 2 at two sides of the sealed door 4, the first sliding rail 51 is slidably connected with the first sliding block 52, the first sliding block 52 is connected with the sealed door 4, and the lifting mechanism 53 drives the first sliding block 52 to drive the sealed door 4 to move up and down so as to open or close the window 21.

Specifically, the lifting mechanism 53 includes a fourth motor 533, a synchronous belt 532, a connection block 531 and a synchronous gear 534, one end of the connection block 531 is fixedly connected with the synchronous belt 532, the other end of the connection block 531 is fixedly connected with the first slider 52, the number of the synchronous gears 534 is two and is rotationally connected to the bracket 1 in a vertically arranged manner, the synchronous belt 532 is sleeved on the two synchronous gears 534, the synchronous belt 532 is located at one side of the first sliding rail 51 far away from the sealing door 4, the fourth motor 533 is fixed on the bracket 1, and the fourth motor 533 drives the synchronous gear 534 to rotate, so that the synchronous belt 532 drives the connection block 531 to move up and down.

It should be noted that, the two lifting mechanisms 53 on the same side of the sealing door 4 may be driven by one fourth motor 533 together, or may be driven by one fourth motor 533 separately. For example, a fourth motor 533 is used for driving, at this time, the support 1 is rotatably connected to the transmission shaft 535, two ends of the transmission shaft 535 are respectively and fixedly connected to a synchronous gear 534, a driven gear is fixed on the transmission shaft 535, and a driving gear is fixed on an output shaft of the fourth motor 533 and drives the driven gear to rotate through a transmission belt.

In one embodiment, referring to fig. 2, the opening and closing mechanism 5 further includes a pressing mechanism 54, and the pressing mechanism 54 can apply a pressure perpendicular to the sealing door 4 so as to closely fit the sealing door 4 to the edge portion of the window 21.

In one embodiment, the number of hold-down mechanisms 54 is two and located on each side of the window 21. The pressing mechanisms 54 are symmetrically distributed on two sides of the window 21, so that balance of pressing force acting on the sealing door 4 is guaranteed, and sealing performance is good.

In one embodiment, with continued reference to fig. 2, the hold-down mechanism 54 includes a dowel 541, a first gear 543 and a second gear 542, one end of the dowel 541 is hinged to the adjacent first slider 52, the other end of the dowel 541 is hinged to the sealing door 4, the first gear 543 is fixed to the adjacent first rail 51 side wall, the second gear 542 is disposed on the sealing door 4, and the second gear 542 limits displacement of the sealing door 4 as the second gear 542 moves downward following the sealing door 4 into contact with the first gear 543.

It should be noted that the fixing of the first gear 543 to the first slide rail 51 is not limited, and the first gear 543 may be fixed to the bracket 1.

In the above embodiment, in the process of moving down the sealing door 4, the sealing door 4 cannot move down due to the contact between the first gear 543 and the second gear 542, at this time, the force transmission rod 541 deflects angularly, and in the deflecting process, the pressure perpendicular to the sealing door 4 is applied to the sealing door 4, so that the sealing door 4 moves towards the window, further, the sealing door is tightly pressed against the sealing strip and tightly attached to the window 21, and the tightness is ensured.

In one embodiment, the top end surface of the first gear 543 is composed of an inclined surface and a flat surface, and the second gear 542 is a roller, and the roller is rotatably connected to the sealing door 4, and the roller can roll on the inclined surface and the flat surface.

In the above embodiment, the inclined surface is provided on the first gear 543, which plays a guiding role in the downward moving process of the sealing door 4, so that the sealing door 4 can move in the direction perpendicular to the window 21, which is beneficial for the following sealing door 4 to be tightly attached to the window 21.

In one embodiment, a blower 9 is mounted on the capsule 2 to maintain a negative pressure state in the capsule 2. The sealed cabin 2 is kept in a negative pressure state, so that the influence on the cleanliness caused by the entering of external air into the storage warehouse is avoided.

In one embodiment, a sterilizing device is installed in the capsule 2. Illustratively, the sterilizing device is an ultraviolet sterilizer. The sterilization device can sterilize the sample entering the sealed cabin 2, so that bacteria carried on the sample are prevented from entering the storage warehouse, and the safety of the storage warehouse is ensured.

In the present application, whether the movement positions of the first moving plate 61 and the second moving plate 71 are in place or not and whether the sample conveyed by the sample conveying mechanism 3 is in place or not are detected by using sensors, and the sensors for detecting whether the movement of the first moving plate 61 and the second moving plate 71 is in place or not are proximity switches and the sample is conveyed to be in place or not is a photoelectric sensor, for example.

The working principle of the utility model is that, taking the case of transporting the sample of the operation room into the storage warehouse as an example, the sealing door 4 facing the window 21 of the operation room is opened, specifically, the fourth motor 533 is started to drive the synchronous gear 534 to rotate, so that the synchronous belt 532 drives the first sliding block 52 to move upwards, the purpose of opening the sealing door 4 is achieved, after opening, the sample transporting mechanism 3 needs to be partially extended to the outer side of the sealed cabin 2, at this moment, the first motor 62 is started to drive the first moving plate 61 to drive the first moving mechanism 6 and the sample transporting mechanism 3 to jointly move towards the window 21, in the moving process, the chain wheel rotates to drive the second moving plate to move relative to the first moving plate, the moving stroke of the second moving plate is increased, the second moving plate 71 drives the sample transporting mechanism 3 to partially extend to the outer side of the window 21, the sample is placed on the sample transporting mechanism 3, then the first motor 62 is started to drive the first moving plate 61 to reset, the second moving plate follows the reset, so that the sample transporting mechanism 3 and the sample is positioned in the sealed cabin 2, the window 21 facing the operation room is closed through the sealing door 4, at this moment, the sample is prevented from entering the storage warehouse after the operation room is sterilized, and the sample is not in the same way as the storage warehouse.

In addition, the utility model also provides an automatic biological sample storage device which comprises a storage warehouse and an operation room, wherein the operation room and the storage warehouse are mutually communicated with each other through the sample transmission device described in any one of the technical schemes.

In the various embodiments and various extended embodiments, through the arrangement of the sealed cabin, the sample can enter the sealed cabin from one window and then be sent out from the other window, when the sample enters or is sent out, the other window is in a closed state through the sealing door, and when the sealed cabin is arranged between the operation room and the storage warehouse, the circulation of air between the operation room and the storage warehouse is isolated, the tightness is ensured, and therefore the influence of the outside air entering the storage warehouse on the cleanliness in the storage warehouse is avoided.

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 (10)

1. The sample transfer apparatus is characterized by comprising a sealed cabin, sample transfer mechanisms and an opening and closing mechanism, wherein windows are arranged on two opposite side walls of the sealed cabin, a sealing door is arranged on each window, the opening and closing mechanism is fixedly connected with the sealed cabin, the opening and closing mechanism drives the sealing door to open or close the window, the sample transfer mechanisms are arranged in the sealed cabin, and the sample transfer mechanisms are arranged to be capable of conveying samples from one window into the sealed cabin and conveying samples from the other window to the outer side of the sealed cabin.

2. The sample transfer apparatus of claim 1, wherein the sample transfer mechanism comprises a sample transport mechanism, a first movement mechanism disposed within the capsule, and a second movement mechanism coupled to the first movement mechanism, the first movement mechanism being capable of driving the second movement mechanism and the sample transport mechanism to reciprocate in a linear motion, the second movement mechanism being capable of driving the sample transport mechanism to reciprocate in a linear motion relative to the first movement mechanism.

3. The sample transfer apparatus of claim 2, wherein the first moving mechanism comprises a first moving plate, a first motor and a first transmission assembly, the first moving plate is slidably connected to the bottom in the sealed compartment, the first motor is fixed to the bottom in the sealed compartment, and the first motor drives the first moving plate to reciprocate linearly through the first transmission assembly.

4. The sample transfer apparatus of claim 3, wherein the second moving mechanism comprises a second moving plate and a second transmission assembly, the second moving plate is positioned above the first moving plate and is slidably connected with the first moving plate, the second transmission assembly is arranged on the first moving plate and is connected with the second moving plate, and the second transmission assembly is arranged to be capable of following the first moving plate to perform reciprocating linear motion and to drive the second moving plate to perform linear motion relative to the first moving plate during the motion.

5. The sample transfer apparatus of claim 4, wherein the second transmission assembly comprises a chain and two sprockets, the two sprockets are rotatably connected with the first moving plate, the chain is sleeved on the two sprockets, the first moving plate passes through the inside of the chain, a part of the chain above the first moving plate is fixedly connected with the second moving plate, and a part of the chain below the first moving plate is fixedly connected with the bottom of the sealed cabin.

6. The sample transfer apparatus according to claim 2, wherein the opening and closing mechanism comprises a lifting mechanism, a first sliding rail and a first sliding block, the number of the lifting mechanism and the number of the first sliding rails are two and are respectively arranged on the sealed cabins on two sides of the sealing door, the first sliding rail is connected with the first sliding block in a sliding manner, the first sliding block is connected with the sealing door, and the lifting mechanism drives the first sliding block to drive the sealing door to move up and down so as to open or close the window; and/or

The opening and closing mechanism further comprises a pressing mechanism, and the pressing mechanism can apply pressure perpendicular to the direction of the sealing door to the sealing door so that the sealing door is tightly attached to the edge part of the window.

7. The sample transfer apparatus of claim 6, wherein the number of hold-down mechanisms is two and each is located on either side of the window; and/or

The pressing mechanism comprises a dowel bar, a first gear piece and a second gear piece, one end of the dowel bar is hinged to the adjacent first sliding block, the other end of the dowel bar is hinged to the sealing door, the first gear piece is fixed to the side wall of the adjacent first sliding rail, the second gear piece is arranged on the sealing door, and the second gear piece follows the sealing door to move downwards and limit the displacement of the sealing door to move downwards when the second gear piece contacts with the first gear piece.

8. The sample transfer apparatus of claim 7, wherein the top end surface of the first gear comprises a bevel and a flat surface, and the second gear is a roller rotatably coupled to the sealing door, the roller being capable of rolling on the bevel and flat surface.

9. The sample transfer apparatus of claim 6, wherein the sample transport mechanism is a conveyor belt transport; and/or

A fan is arranged on the sealed cabin so as to keep the negative pressure state in the sealed cabin; and/or

A sterilizing device is arranged in the sealed cabin; and/or

The sample transfer apparatus further comprises a support, and the sealed cabin, the lifting mechanism and the first sliding rail are all fixed on the support.

10. An automated storage apparatus for biological samples, comprising a storage compartment and an operating compartment, the operating compartment and the storage compartment being adapted to transfer samples to each other by means of a sample transfer device according to any one of claims 1-9.