CN217766464U - Sample transfer device and sample detection equipment - Google Patents

Abstract

The utility model relates to a sample transfer device and sample test equipment. The sample transfer device comprises a middle plate, a top plate, an adapter and a driving assembly; the middle plate is provided with a first matching part; the top plate is connected with the middle plate in a sliding manner; the adaptor is rotationally connected to the top plate; the bearing component is connected with the adapter; the driving assembly is connected to the middle plate and used for driving the top plate to drive the bearing assembly and the adaptor to move along a first horizontal direction; the adaptor is provided with a second matching part matched with the first matching part; the first matching portion is used for enabling the second matching portion to drive the adapter to rotate when the top plate drives the bearing assembly to move, so that the adapter drives the bearing assembly to rotate relative to the top plate. The bearing component is driven to move by the driving component driving top plate, the second matching portion on the adapter piece can be matched with the first matching portion, so that the second matching portion drives the adapter piece to drive the bearing component to rotate, the bearing component is driven to move and rotate by the driving component, the cost is reduced, and the movement efficiency is improved.

Description

Sample transfer device and sample detection equipment

Technical Field

The utility model relates to a check out test set technical field especially relates to sample transfer device and sample check out test set.

Background

When nucleic acid exists in various organisms, when the nucleic acid in a biological sample is detected, due to the functional layout of a nucleic acid sample detection device, in some cases, a PCR (Polymerase Chain Reaction) pore plate needs to be horizontally moved and rotated by 90 degrees, a common manipulator needs to have a moving function and a rotating function, the complexity of the manipulator is increased, if a motor is adopted for driving, the PCR pore plate needs to be horizontally moved by one motor, the PCR pore plate needs to be rotated by one motor, two motors need to be arranged, and the cost is high.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a sample transfer device for the technical problems that in the sample detection process, due to the layout problem of the sample detection device, a manipulator is required to drive a sample to move, and the sample is required to be driven to rotate, so that the complexity of the manipulator is increased or two motors are required to be arranged, and the cost is high.

A sample transfer device, comprising:

a middle plate provided with a first matching part;

the top plate is connected with the middle plate and can slide along a first horizontal direction relative to the middle plate;

the adapter is rotatably connected to the top plate;

the bearing assembly is used for bearing a sample and is fixedly connected to one side of the adapter piece, which is far away from the top plate; and

the driving assembly is connected to the middle plate and used for driving the top plate to drive the bearing assembly and the adaptor to move along a first horizontal direction;

the adapter is provided with a second matching part matched with the first matching part;

the first matching portion is used for enabling the second matching portion to drive the adapter piece to rotate in the process that the top plate drives the bearing assembly and the adapter piece to move along the first horizontal direction, so that the adapter piece drives the bearing assembly to rotate relative to the top plate.

In one embodiment, the first mating portion is configured as a mating wall, and the first mating portion extends along a second horizontal direction having an included angle with the first horizontal direction;

the second matching part can abut against the first matching part, and the second matching part is eccentrically arranged relative to the first rotating axis of the adapter; in the process that the top plate drives the adapter piece to move along the first horizontal direction, the first matching part can apply torque eccentric relative to the first rotating axis to the second matching part;

wherein the first axis of rotation coincides with the vertical direction.

In one embodiment, the middle plate is provided with a track groove, at least one side groove wall of the track groove forms a matching wall, and the second matching part is positioned on one side of the adapter piece, which is far away from the bearing assembly, and is accommodated in the track groove.

In one embodiment, the two side groove walls of the track groove form a matching wall, the second matching part is sleeved with a roller, and the wheel surface of the roller is used for being abutted and matched with the two side groove walls respectively.

In one embodiment, at least one end of the rail groove is provided with a communicated guide groove, the guide groove extends along the first horizontal direction, and the guide groove is used for guiding when the second matching part moves relative to the groove wall of the guide groove along the first horizontal direction.

In one embodiment, a through hole is formed in the top plate, a bearing is arranged in the through hole, a first end portion of the adapter piece, which is far away from the bearing assembly, penetrates through the bearing and extends out towards the middle plate, the adapter piece is rotatably supported on the top plate through the bearing, and the second matching portion is arranged on the first end portion.

In one embodiment, the top plate is provided with a mounting frame on each of two sides of the adaptor, and the mounting frames are provided with magnets;

when the top plate drives the bearing component to reach one end part of the first matching part, one ferromagnetic part is adsorbed with the corresponding magnet, so that the bearing component drives the sample to rotate to a correct angle.

In one embodiment, the driving assembly comprises a driving piece, a synchronous belt, a driving wheel and a driven wheel;

the driving part is connected to the middle plate and used for driving the driving wheel to rotate;

the driving wheel and the driven wheel are rotatably supported on the middle plate and are arranged at intervals along a first horizontal direction; the synchronous belt is stretched over the driving wheel and the driven wheel; the top plate is connected with the synchronous belt;

the synchronous belt is used for driving the top plate to move along a first horizontal direction relative to the middle plate when the driving wheel rotates.

In one embodiment, the sample transfer device further comprises a base plate, the middle plate being connected to the base plate and being slidable in a first horizontal direction relative to the base plate;

the synchronous belt comprises a first synchronous belt section and a second synchronous belt section which are arranged on two opposite sides of the driving wheel in a spanning mode, the top plate is connected to the first synchronous belt section, and the bottom plate is connected to the second synchronous belt section; so that the middle plate can move in the same direction in the first horizontal direction relative to the bottom plate when the top plate moves in the first horizontal direction relative to the middle plate.

The utility model also provides a sample test equipment can solve at least one technical problem.

A sample detection device comprises the sample transfer device.

Has the advantages that:

the embodiment of the utility model provides a sample transfer device includes medium plate, roof, adaptor and drive assembly; the middle plate is provided with a first matching part; the top plate is connected with the middle plate and can slide along a first horizontal direction relative to the middle plate; the adaptor is rotationally connected to the top plate; the bearing assembly is used for bearing a sample and is fixedly connected to one side of the adapter piece, which is far away from the top plate; the driving assembly is connected to the middle plate and used for driving the top plate to drive the bearing assembly and the adaptor to move along a first horizontal direction; the adapter is provided with a second matching part matched with the first matching part; the first matching portion is used for enabling the second matching portion to drive the adapter to rotate in the process that the top plate drives the bearing assembly and the adapter to move along the first horizontal direction, so that the adapter drives the bearing assembly to rotate relative to the top plate. In this application, drive the roof through a drive assembly and drive adaptor and the relative medium plate of carrier assembly and remove along first horizontal direction, and drive the in-process that the relative medium plate of carrier assembly removed along first horizontal direction at the roof, second cooperation portion on the adaptor can cooperate with first cooperation portion, make second cooperation portion drive adaptor drive carrier assembly and rotate, thereby realized carrier assembly's removal and rotation through a drive assembly, the cost is reduced, and simultaneously, carrier assembly is also rotating when removing, and the efficiency of motion is improved.

The embodiment of the utility model provides a sample test equipment, including foretell sample transfer device, can realize above-mentioned at least one technological effect.

Drawings

Fig. 1 is a first schematic view of a sample transfer device according to an embodiment of the present invention;

fig. 2 is a schematic view of a sample transfer device according to an embodiment of the present invention with a top plate removed;

fig. 3 is a schematic view of a connecting member and a second matching portion in the sample transferring device according to an embodiment of the present invention;

fig. 4 is a first top view of a sample transfer device according to an embodiment of the present invention;

fig. 5 is a second top view of a sample transfer device according to an embodiment of the present invention;

fig. 6 is a third top view of a sample transfer device according to an embodiment of the present invention;

fig. 7 is a second schematic view of a sample transfer device according to an embodiment of the present invention.

Reference numerals:

110-a first mating portion; 120-middle plate; 121-a first guide rail; 122-a first stopper; 130-a track groove; 131-a first guide groove; 133-a second channel; 140-a top plate; 141-a first slider; 150-a base plate; 151-a second guide rail; 152-a second stop block; 160-a fixing piece; 170-a fastener; 180-a photoelectric switch; 200-a drive assembly; 210-a drive member; 220-synchronous belt; 221-a first synchronous band segment; 222-a second synchronous band segment; 230-driving wheel; 240-driven wheel; 300-a carrier assembly; 310-rotating plate; 320-support column; 330-installation frame; 340-orifice plate; 410-a second mating portion; 420-an adaptor; 430-a bearing; 440-a linker arm; 510-a mounting frame; 520-a magnet; 530-a ferromagnetic piece; 540-support column.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 and 2, fig. 1 is a first schematic view of a sample transfer device according to an embodiment of the present invention; fig. 2 is a schematic view of a sample transfer device according to an embodiment of the present invention, with a top plate removed. The utility model provides a sample transfer device, including medium plate 120, roof 140, adaptor 420 and drive assembly 200; the middle plate 120 is provided with a first fitting part 110; the top plate 140 is connected to the middle plate 120 and can slide in a first horizontal direction with respect to the middle plate 120; the adaptor 420 is rotatably connected to the top plate 140; the carrier assembly 300 is used for carrying a sample and is fixedly connected to a side of the adaptor 420 facing away from the top plate 140; the driving assembly 200 is connected to the middle plate 120 and configured to drive the top plate 140 to drive the bearing assembly 300 and the adaptor 420 to move along a first horizontal direction; the adaptor 420 is provided with a second matching part 410 matched with the first matching part 110; the first matching portion 110 is used for enabling the second matching portion 410 to drive the adaptor 420 to rotate in the process that the top plate 140 drives the carrier assembly 300 and the adaptor 420 to move along the first horizontal direction, so that the adaptor 420 drives the carrier assembly 300 to rotate relative to the top plate 140.

Specifically, in the present application, the top plate 140 is driven by the driving assembly 200 to drive the adaptor 420 and the bearing assembly 300 to move along the first horizontal direction relative to the middle plate 120, and in the process that the top plate 140 drives the bearing assembly 300 to move along the first horizontal direction, the second matching portion 410 on the adaptor 420 can be matched with the first matching portion 110, so that the second matching portion 410 drives the adaptor 420 to drive the bearing assembly 300 to rotate relative to the middle plate 120, thereby realizing the movement and rotation of the bearing assembly 300 through one driving assembly 200, reducing the cost, and simultaneously, the bearing assembly 300 also rotates while moving, and improving the movement efficiency.

It should be noted that, in the present application, the sample carried by the carrying assembly 300 is a nucleic acid, but the present application is not limited thereto, and in other embodiments, the sample may be other samples.

Referring to fig. 1 and 2, in one embodiment, the first mating portion 110 is configured as a mating wall, and the first mating portion 110 extends along a second horizontal direction having an included angle with the first horizontal direction; the second mating portion 410 can abut against the first mating portion 110, and the second mating portion 410 is eccentrically disposed with respect to the first rotation axis of the adaptor 420; so that the first fitting portion 110 can apply a torque eccentric with respect to the first rotation axis to the second fitting portion 410 in a process in which the top plate 140 moves the adaptor 420 in the first horizontal direction; wherein the first axis of rotation coincides with the vertical direction.

Specifically, the second matching portion 410 can abut against the first matching portion 110, and because an included angle is formed between the second horizontal direction and the first horizontal direction, and the included angle is an acute angle, in the process that the driving assembly 200 drives the top plate 140 to drive the adaptor 420 and the bearing assembly 300 to move along the first horizontal direction relative to the middle plate 120, the second matching portion 410 applies a component force to the first matching portion 110 along a direction perpendicular to the matching wall, so that the first matching portion 110 applies a reaction force to one side of the second matching portion 410 along the direction perpendicular to the matching wall, and the adaptor 420 receives a certain torque and rotates around the first rotation axis under the action of the torque. And the second fitting portion 410 is eccentrically disposed with respect to the first rotation axis of the adaptor 420, so that the adaptor 420 can keep abutting against the first fitting portion 110 while following the movement of the top plate 140 in the first horizontal direction, thereby enabling the adaptor 420 and the carrier assembly 300 to rotate about the first rotation axis while moving in the first horizontal direction. Preferably, the middle plate 120 extends in a first horizontal direction.

In other embodiments, the first matching portion 110 is configured as a rack, the second matching portion 410 is a gear, and the second matching portion 410 is engaged with the first matching portion 110, so that during the driving assembly 200 drives the top plate 140 to drive the adaptor 420 and the carrier assembly 300 to move relative to the middle plate 120 along the first horizontal direction, the rack is in engagement with the gear, so that the adaptor 420 and the carrier assembly 300 can rotate around the axis of the gear while moving along the first horizontal direction.

With continued reference to fig. 1 and fig. 2, in one embodiment, the middle plate 120 is provided with a track groove 130, at least one side groove wall of the track groove 130 forms a matching wall, and the second matching portion 410 is located on a side of the adaptor 420 facing away from the bearing assembly 300 and is accommodated in the track groove 130.

Specifically, the track groove 130 is arranged, so that in the process that the top plate 140 drives the adaptor 420 and the carrier assembly 300 to move along the first horizontal direction under the driving of the driving assembly 200, the second matching portion 410 can avoid other components while matching with the matching wall in the track groove 130, so that the adaptor 420 drives the carrier assembly 300 to stably move and rotate.

When a side groove wall of the track groove 130 forms a matching wall, in the process of driving the adaptor 420 and the carrier assembly 300 to move along one side of the first horizontal direction under the driving of the driving assembly 200, the second matching portion 410 is always abutted against the matching wall, and applies a component force to the first matching portion 110 along a direction perpendicular to the matching wall, so that the matching wall applies a certain torque to the adaptor 420, and the second matching portion 410 drives the adaptor 420 to rotate.

When the two side groove walls of the track groove 130 form the matching walls, in the process of driving the adaptor 420 and the carrier assembly 300 to move back and forth along the two sides of the first horizontal direction under the driving of the driving assembly 200, the second matching portions 410 are respectively abutted against one of the matching walls, and apply a component force to the matching wall in a direction perpendicular to the matching wall, so that the matching wall applies a certain torque to the adaptor 420, and the second matching portions 410 can drive the adaptor 420 to rotate forward or reversely.

Referring to fig. 1, 2 and 3, fig. 3 is a schematic view illustrating a connecting member and a second matching portion of a sample transferring apparatus according to an embodiment of the present invention. In one embodiment, the two side walls of the track groove 130 form mating walls, and the second mating portion 410 is sleeved with a roller, and a wheel surface of the roller is used for abutting against and mating with the two side groove walls of the track groove 130.

Specifically, during the process that the adaptor 420 and the top plate 140 reciprocate along the first horizontal direction, the wheel surfaces of the rollers respectively abut against and engage with one of the side groove walls of the track groove 130, and the friction force between the rollers and the side groove walls is rolling friction force, so that the abrasion of the second engaging portion 410 can be reduced. In other embodiments, both sides of the second matching portion 410 abut against the side groove wall of the rail groove 130, so that the second matching portion 410 can be limited from moving in a direction perpendicular to the side groove wall of the rail groove 130, and the stability of the second matching portion 410 driving the adaptor 420 and the carrier assembly 300 to rotate is improved.

Further, in the vertical direction, the height of gyro wheel is higher than the height of cooperation wall, and track groove 130 runs through the setting along vertical direction to can the at utmost increase the area of contact of gyro wheel tread and cooperation wall, and then can improve bearing assembly 300 pivoted stability. In other embodiments, the number of the rollers may be multiple, as long as the contact area between the roller wheel surface and the matching wall can be increased.

Referring to fig. 2, in one embodiment, at least one end of the rail groove 130 is provided with a communicating guide groove extending in the first horizontal direction, and the guide groove is used for guiding when the second matching portion 410 moves in the first horizontal direction relative to a groove wall of the guide groove.

Specifically, when one end of the rail groove 130 is provided with a communicating guide groove, the guide groove is defined as a first guide groove 131. When the second matching portion 410 is accommodated in the track groove 130, the second matching portion 410 is matched with the side groove wall of the track groove 130, so that the second matching portion 410 drives the adaptor 420 and the bearing component 300 to rotate, and the rotating angle of the bearing component 300 can be adjusted by setting the shape and length of the track groove 130. When the second matching portion 410 is accommodated in the first guide slot 131, in a process that the driving assembly 200 drives the top plate 140 to drive the adaptor 420 and the second matching portion 410 to move along the first horizontal direction, the second matching portion 410 can be in sliding fit with at least one slot wall of the first guide slot 131, so as to guide the movement of the second matching portion 410 along the first horizontal direction, so that the bearing assembly 300 rotates to a correct angle.

When the two ends of the track groove 130 are both provided with a communicating guide groove, the other guide groove is defined as the second guide groove 133, and the structure of the second guide groove 133 is the same as that of the first guide groove 131, which both plays a role in guiding the second matching portion 410 to move along the first horizontal direction, and therefore, the description is omitted.

Referring to fig. 2 and 3, in one embodiment, the sample transfer device further includes a connecting arm 440, the connecting arm 440 is located between the top plate 140 and the middle plate 120, one end of the connecting arm 440 is connected to the adaptor 420, and the other end is connected to the second matching portion 410.

Specifically, the second matching portion 410 is matched with the first matching portion 110, and the adaptor 420 is connected with the second matching portion 410 through the connecting arm 440, so that the second matching portion 410 drives the carrier assembly 300 to rotate around the first rotation axis of the adaptor 420, and thus, while the second matching portion 410 moves along the extending direction of the track groove 130, the adaptor 420 moves along the first horizontal direction under the driving of the top plate 140.

Referring to fig. 1, 2 and 3, in one embodiment, an adaptor 420 extends through the top plate 140 away from a first end of the bearing assembly 300 and protrudes toward the middle plate 120, and a second mating portion 410 is disposed on the first end.

Specifically, the top plate 140 is disposed above the middle plate 120, and the bearing assembly 300 is disposed above the adaptor 420, so that the length of the adaptor 420 can be reduced, that is, the bearing assembly 300 has higher stability while ensuring the same height of the bearing assembly 300.

Furthermore, a first guide rail 121 extending along the first horizontal direction is disposed on the middle plate 120, a first slider 141 is disposed on a side of the top plate 140 away from the bearing assembly 300, and the first slider 141 and the first guide rail 121 are slidably connected along the first horizontal direction, so as to guide the movement of the top plate 140 relative to the middle plate 120 along the first horizontal direction.

Furthermore, the first limiting block 122 is disposed at two ends of the first guide rail 121 along the first horizontal direction, and when the first slider 141 moves to the first preset position, the first limiting block 122 can limit the first slider 141 to move relative to the first guide rail 121 along the first horizontal direction.

Referring to fig. 1 and 2, in one embodiment, the top plate 140 is provided with a through hole, and the adaptor 420 is rotatably supported on the top plate 140 by a bearing 430.

Specifically, the inner ring of the bearing 430 is fixedly connected with the adaptor 420, and the outer ring of the bearing 430 is fixedly connected with the top plate 140, so that the adaptor 420 can be supported, and the bearing assembly 300 can be stably supported by the adaptor 420. Meanwhile, the arrangement of the bearing 430 can reduce the friction force between the adaptor 420 and the top plate 140, so that the adaptor 420 can be driven by the second matching portion 410 to rotate more smoothly.

In other embodiments, the adaptor 420 may also be supported by the midplane 120.

Referring to fig. 1 and 7, fig. 7 is a second schematic view of a sample transfer device according to an embodiment of the present invention. In one embodiment, the portion of the adaptor 420 above the top plate 140 is sleeved with a supporting column 540 through a bearing, the lower end of the supporting column 540 is connected with the top plate 140, and the bearing and the supporting column 540 are used for limiting the movement of the adaptor 420 in the horizontal direction.

Specifically, be equipped with the draw-in groove on the roof 140, the lower extreme of support column 540 holds and locates in the draw-in groove to restriction support column 540 removes at the horizontal direction, and then makes support column 540 can restrict adaptor 420 and remove on the horizontal direction, makes adaptor 420 rotate under the drive of second cooperation portion 410 more stably.

Referring to fig. 7, in one embodiment, a mounting bracket 510 is disposed on the top plate 140 on each side of the adaptor 420, and a magnet 520 is mounted on the mounting bracket 510; when the top plate 140 drives the carrier assembly 300 to reach one end of the first matching portion 110, one of the ferromagnetic members 530 is attracted to the corresponding magnet 520, so as to ensure that the carrier assembly 300 drives the sample to rotate to a correct angle.

Specifically, the two ferromagnetic members 530 are located between the two magnets 520, when the top plate 140 is located at one end of the mating wall, one of the ferromagnetic members 530 abuts against the corresponding magnet 520, an included angle between the other ferromagnetic member 530 and the corresponding magnet 520 is a preset angle at which the carrier assembly 300 drives the sample to rotate, when the top plate 140 is located at the other end of the mating wall, the carrier assembly 300 drives the sample to rotate by the preset angle, and the other ferromagnetic member 530 is attracted to the corresponding magnet 520, so that the carrier assembly 300 can be limited, and the carrier assembly 300 drives the sample to rotate to a correct angle. It should be noted that, in the present embodiment, the predetermined angle is 90 degrees, that is, the two ferromagnetic members 530 are vertically disposed, but not limited thereto, and the predetermined angle may also be other values.

Referring to fig. 1 and 2, in one embodiment, the carrier assembly 300 includes a rotating plate 310, a supporting column 320, and a mounting frame 330; one end of the adapter 420, which faces away from the connecting arm 440, is connected to the center of the rotating plate 310, the number of the supporting columns 320 is multiple, multiple supporting columns 320 are connected to the rotating plate 310 around the axis of the adapter 420, the mounting frame 330 is connected to one end of the supporting column 320, which is far away from the rotating plate 310, and the supporting columns 320 are used for supporting the mounting frame 330.

Specifically, the sample is mounted on the mounting frame 330 through the orifice plate 340, and a space is reserved in the vertical direction by the arrangement of the support column 320, so that the sample adding hole on the orifice plate 340 can be avoided. In other embodiments, the sample may be contained in the reaction tube and mounted on the mounting frame 330 by a fixing plate matched with the reaction tube.

Referring to fig. 1, 4, 5 and 6, fig. 4 is a first top view of a sample transfer device according to an embodiment of the present invention; fig. 5 is a second top view of a sample transfer device according to an embodiment of the present invention; fig. 6 is a third top view of a sample transfer device according to an embodiment of the present invention. In one embodiment, the driving assembly 200 includes a driving member 210, a timing belt 220, a driving pulley 230, and a driven pulley 240; the driving member 210 is connected to the middle plate 120, and the driving member 210 is used for driving the driving wheel 230 to rotate; the driving wheel 230 and the driven wheel 240 are rotatably supported on the middle plate 120 and are arranged at intervals along a first horizontal direction; the synchronous belt 220 is stretched over the driving wheel 230 and the driven wheel 240; the top plate 140 is connected to a timing belt 220; the timing belt 220 is used for driving the top plate 140 to move in a first horizontal direction relative to the middle plate 120 when the driving pulley 230 rotates.

Specifically, the driving member 210 is configured to drive the driving pulley 230 to rotate, and the driven pulley 240 is driven to rotate by the synchronous belt 220, so that the synchronous belt 220 performs a closed loop motion along the first horizontal direction. Since the top plate 140 is connected to the timing belt 220, the timing belt 220 drives the top plate 140 to move along the first horizontal direction relative to the middle plate 120, so as to realize the movement of the bearing assembly 300. Preferably, the drive 210 is an electric motor.

Referring to fig. 1 and 2, in one embodiment, the sample transfer device further includes a bottom plate 150, and the middle plate 120 is connected to the bottom plate 150 and can slide in a first horizontal direction with respect to the bottom plate 150; the timing belt 220 includes a first timing belt section 221 and a second timing belt section 222 straddling opposite sides of the driving pulley 230, the top plate 140 being connected to the first timing belt section 221, and the bottom plate 150 being connected to the second timing belt section 222; so that the middle plate 120 can move in the same direction in the first horizontal direction with respect to the bottom plate 150 when the top plate 140 moves in the first horizontal direction with respect to the middle plate 120.

Specifically, the middle plate 120 is disposed above the top plate 140, when the driving element 210 drives the driving wheel 230 to rotate, since the second synchronous belt segment 222 of the synchronous belt 220 is connected to the bottom plate 150, the joint between the second synchronous belt segment 222 and the bottom plate 150 cannot move, in order to realize that the synchronous belt 220 wound around the driving wheel 230 is driven by the driving wheel 230 to move, the driving wheel 230 and the driven wheel 240 are subjected to a reverse acting force of the synchronous belt 220, so that the driving wheel 230 and the driven wheel 240 drive the middle plate 120 to move along a first direction relative to the bottom plate 150. Meanwhile, the connection between the first timing belt segment 221 of the timing belt 220 and the top plate 140 moves relative to the driving wheel 230, so that the top plate 140 also moves in the same direction in the first horizontal direction relative to the middle plate 120.

It should be noted that, when the driving wheel 230 moves a first distance relative to the bottom plate 150, the joint of the first timing belt segment 221 and the top plate 140 moves a first distance twice as long in the same direction as the bottom plate 150, that is, the top plate 140 moves along with the bottom plate 150 and also moves relative to the middle plate 120, so that the second matching portion 410 can match with the first matching portion 110, and the second matching portion 410 drives the adaptor 420 and the carrier assembly 300 to rotate.

Further, the sample transfer device further includes a fixing member 160 and a fastener 170, the fixing member 160 is mounted on the bottom plate 150, the bottom plate 150 is connected with the second timing belt segment 222 of the timing belt 220 through the fixing member 160, the fastener 170 is mounted on the top plate 140, and the top plate 140 is connected with the first timing belt segment 221 of the timing belt 220 through the fastener 170.

Referring to fig. 1 and 2, in one embodiment, a second guide rail 151 extending along the first horizontal direction is disposed on the bottom plate 150, and a second slider is disposed on a side of the middle plate 120 away from the top plate 140, and the second slider is slidably connected to the second guide rail 151 along the first horizontal direction, so as to guide the movement of the middle plate 120 relative to the bottom plate 150 along the first horizontal direction.

Further, two ends of the second guide rail 151 along the first horizontal direction are provided with second stoppers 152, and when the second slider moves to the preset position, the second stoppers 152 can limit the second slider to continue to move along the first horizontal direction relative to the second guide rail 151.

The bottom plate 150 is further provided with a photoelectric switch 180, a sensing piece is arranged at a position on the middle plate 120 corresponding to the bottom plate 150, and when the middle plate 120 moves to a second preset position relative to the bottom plate 150, the sensing piece can trigger the photoelectric switch 180, so that the driving piece 210 can be controlled to stop, and the middle plate 120 stops moving.

Referring to fig. 1, an embodiment of the present invention further provides a sample testing apparatus, including the above sample transferring device. In particular, the amount of the solvent to be used,

the sample detection device further comprises a sample detection device and a sample processing device, the bottom plate 150 is installed in the sample detection device, the sample processing device is arranged on one side of the sample detection device along the first horizontal direction, the sample processing device is used for placing a processed sample into a sample adding hole of the pore plate 340 on the bearing component 300, the bearing component 300 is driven by the driving part 210 to move along the first horizontal direction and rotate around the vertical direction, so that the bearing component 300 drives the sample to move into the sample detection device and be located at a preset position, and the sample detection device can conveniently detect the sample on the bearing component 300.

When the sample detection device does not start to operate, the sample transfer device is accommodated in the sample detection device, thereby facilitating the handling and maintenance of the sample detection device, when the sample detection device operates, the driving member 210 drives the driving wheel 230 to rotate, so that the middle plate 120 drives the top plate 140 to move along the first side of the first horizontal direction relative to the bottom plate 150, the top plate 140 drives the bearing component 300 to move along the first side of the first horizontal direction relative to the middle plate 120, so that the bearing component 300 can extend into the sample processing device, thereby facilitating the placement of the sample.

In this application, the carrying assembly 300 is moved along the first horizontal direction and rotated around the vertical direction by one driving assembly, so that the sample on the carrying assembly 300 is matched with other components, the cost and the efficiency are saved, and meanwhile, the middle plate 120 and the bottom plate 150 can move relative to the bottom plate 150, so that the sample transfer device can be accommodated in other components, and the sample transfer device is convenient to be matched with other components.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A sample transfer device, characterized in that it comprises:

a middle plate provided with a first matching part;

the top plate is connected to the middle plate and can slide along a first horizontal direction relative to the middle plate;

the adapter is rotatably connected to the top plate;

the bearing assembly is used for bearing a sample and is fixedly connected to one side of the adapter piece, which is far away from the top plate; and

the driving assembly is connected to the middle plate and used for driving the top plate to drive the bearing assembly and the adaptor to move along the first horizontal direction;

the adapter is provided with a second matching part matched with the first matching part;

the first matching portion is used for enabling the second matching portion to drive the adapter to rotate in the process that the top plate drives the bearing assembly and the adapter to move along the first horizontal direction, so that the adapter drives the bearing assembly to rotate relative to the top plate.

2. The sample transfer device according to claim 1, wherein the first engaging portion is configured as an engaging wall and extends along a second horizontal direction having an angle with the first horizontal direction;

the second matching part can abut against the first matching part, and the second matching part is eccentrically arranged relative to the first rotating axis of the adapter; when the top plate drives the adapter to move along the first horizontal direction, the first matching part can apply torque eccentric relative to the first rotating axis to the second matching part;

wherein the first axis of rotation coincides with a vertical direction.

3. The sample transfer device according to claim 2, wherein the middle plate is provided with a track groove, at least one side groove wall of the track groove forms the matching wall, and the second matching portion is located on a side of the adaptor facing away from the bearing assembly and is accommodated in the track groove.

4. The sample transfer device according to claim 3, wherein both side groove walls of the track groove form the mating wall, and wherein a roller is sleeved on the second mating portion, and a wheel surface of the roller is used for abutting and mating with the two side groove walls respectively.

5. The specimen transfer device of claim 3, wherein at least one end of the rail groove is provided with a communicating guide groove extending in the first horizontal direction, the guide groove being adapted to guide when the second engagement portion is moved in the first horizontal direction relative to a groove wall of the guide groove.

6. The sample transfer device according to any of claims 1 to 5, wherein a through hole is provided in the top plate, a bearing is provided in the through hole, a first end of the adaptor facing away from the carrier assembly passes through the bearing and protrudes toward the middle plate, the adaptor is rotatably supported on the top plate by the bearing, and the second engagement portion is provided on the first end.

7. The sample transfer device according to any of claims 1 to 5, wherein a mounting bracket is provided on the top plate on each side of the adaptor, the mounting bracket having a magnet mounted thereon;

one side of the bearing component, which faces the top plate, is provided with two ferromagnetic pieces arranged at an included angle, and when the top plate drives the bearing component to reach one end of the first matching part, one of the ferromagnetic pieces is adsorbed to the corresponding magnet, so that the bearing component is ensured to drive the sample to rotate to a correct angle.

8. The sample transfer device according to any of claims 1-5, wherein the drive assembly comprises a drive member, a timing belt, a drive pulley, and a driven pulley;

the driving part is connected to the middle plate and used for driving the driving wheel to rotate;

the driving wheel and the driven wheel are rotatably supported on the middle plate and are arranged at intervals along the first horizontal direction; the synchronous belt is stretched on the driving wheel and the driven wheel; the top plate is connected to the synchronous belt;

the synchronous belt is used for driving the top plate to move along the first horizontal direction relative to the middle plate when the driving wheel rotates.

9. The sample transfer device according to claim 8, further comprising a base plate, wherein said middle plate is connected to said base plate and is slidable in said first horizontal direction relative to said base plate;

the synchronous belt comprises a first synchronous belt section and a second synchronous belt section which are arranged on two opposite sides of the driving wheel in a spanning mode, the top plate is connected to the first synchronous belt section, and the bottom plate is connected to the second synchronous belt section; so that the middle plate can move in the same direction in the first horizontal direction relative to the bottom plate when the top plate moves in the first horizontal direction relative to the middle plate.

10. A sample testing device comprising a sample transfer apparatus as claimed in any one of claims 1 to 9.

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