CN219194465U - Cover opening device for sample test tube and detection equipment - Google Patents

Abstract

The utility model relates to the technical field of chemical detection equipment, in particular to a cover opening device for a sample test tube and detection equipment. The uncovering device comprises a base, a lifting assembly, an opening and clamping assembly and a rotating assembly; the lifting assembly is used for driving the opening clamp assembly to move up and down relative to the base; the clamping opening assembly comprises a clamping jaw structure and a clamping opening mechanism, the clamping opening mechanism comprises a clamping opening piece and a clamping opening moving block, a clamping opening inclined plane is arranged on the outer side of the clamping opening piece, and the clamping opening inclined plane is abutted to the clamping opening moving block and used for driving the clamping jaw structure to clamp or release a tube cover of the sample test tube; the rotating assembly is used for driving the opening clamp assembly to rotate along the axis of the sample test tube. In the uncapping device of this embodiment, through setting up clamping jaw structure and opening the cooperation of clamp mechanism, can carry out automatic centre gripping or release to the tube cap of sample test tube, can carry out automatic uncapping or dress lid operation to sample test tube through setting up rotating assembly and lifting unit cooperation to overall structure is simple, uncaps and dress lid is efficient.

Description

Cover opening device for sample test tube and detection equipment

Technical Field

The utility model relates to the technical field of chemical detection equipment, in particular to a cover opening device for a sample test tube and detection equipment.

Background

Sample tubes are a widely used storage container in the medical and chemical testing arts, where the cover of the tube needs to be opened to transfer the sample inside. When the existing detection equipment is used, a test tube is usually uncapped in a manual or semi-automatic mode, cross contamination is easy to occur when the test tube is uncapped manually, the uncapping efficiency is low, and the manual labor intensity is high; when the semi-automatic cover opening is performed, manual operation is still needed, the opening efficiency cannot be effectively improved, the whole structure of the existing semi-automatic cover opening mechanism is complex, and the manufacturing cost is high.

Therefore, there is a need for an improvement to the above-described problems to change the current situation.

Disclosure of Invention

The utility model provides a cover opening device and detection equipment for a sample test tube, which are used for solving the problems that the existing detection equipment is easy to cause low cross contamination efficiency when the manual cover opening is adopted, the whole structure of an automatic cover opening mechanism is complex, and the manufacturing cost is high.

The utility model proposes a uncapping device for a sample tube, comprising:

a base for connecting an external member;

the lifting assembly is arranged on the base;

the clamping opening assembly is arranged on the lifting assembly and is used for driving the clamping opening assembly to move up and down relative to the base; the clamping opening assembly comprises a clamping jaw structure and a clamping opening mechanism, the clamping opening mechanism comprises a clamping opening piece and a clamping opening moving block, a clamping opening inclined plane is arranged on the outer side of the clamping opening piece, the clamping opening moving block is connected to the clamping jaw structure, and the clamping opening inclined plane is abutted to the clamping opening moving block and used for driving the clamping jaw structure to clamp or release a tube cover of the sample test tube; and

the rotating assembly is connected with the open clamp assembly in a power mode and is used for driving the open clamp assembly to rotate along the axis of the sample test tube.

According to one embodiment of the utility model, the clamping jaw structure comprises at least two clamping blocks and reset pieces, wherein the at least two clamping blocks are uniformly arranged along the circumferential direction of the sample tube, and the reset pieces are respectively connected with the clamping blocks so that the clamping blocks have a trend of moving towards the central axis direction of the sample tube;

the clamping block comprises a clamping blade and a push-pull part, one side of the push-pull part, facing the pipe cover, is provided with a containing groove, the clamping blade is connected to the inner wall of the containing groove and is used for being matched with the flute of the outer wall of the pipe cover in a clamping manner, and the clamping block is connected to the clamping moving block.

According to one embodiment of the present utility model, the clamping jaw structure further includes a falling-preventing baffle plate, and the falling-preventing baffle plate is disposed between the opening clamp and the push-pull portion.

According to one embodiment of the utility model, the opening and clamping piece comprises an opening and clamping connecting rod and an opening and clamping jacking block, wherein the opening and clamping jacking block is arranged at one end of the opening and clamping connecting rod, the opening and clamping connecting rod penetrates through the rotating assembly and is in sliding fit with the rotating assembly, and the opening and clamping inclined plane is arranged on the outer wall of the opening and clamping jacking block; the clamping opening mechanism further comprises a clamping opening driving piece, and the clamping opening driving piece is used for driving the clamping opening connecting rod to move along the axial direction of the clamping opening connecting rod;

the opening clamp moving block comprises a block body and an opening clamp roller, the opening clamp roller is rotationally connected to the block body, the block body is in sliding fit with the rotating assembly, and the opening clamp inclined plane is in rolling contact with the opening clamp roller.

According to one embodiment of the utility model, the opening and clamping assembly further comprises an opening and clamping sensor, the opening and clamping mechanism and the opening and clamping sensor are movably arranged relatively, and the opening and clamping sensor is used for acquiring a position signal of the opening and clamping mechanism.

According to one embodiment of the utility model, the lifting assembly comprises a lifting motor, a lifting screw rod and a lifting seat, wherein the lifting motor is connected to the base, the lifting seat is in sliding fit with the base, the lifting screw rod is connected to the lifting motor and the lifting seat in a power mode, and the clamping opening assembly and the rotating assembly are arranged on the lifting seat.

According to one embodiment of the utility model, the lifting assembly further comprises a lifting sensor, wherein the lifting sensor is arranged on the base and is used for acquiring a position signal of the lifting seat.

According to one embodiment of the utility model, the lifting seat is provided with a mounting hole in a penetrating manner, the rotating assembly comprises a rotating driving mechanism and a rotating structure, the rotating driving mechanism is connected to the lifting seat, the rotating structure penetrates through the mounting hole, the opening clamping piece penetrates through the rotating structure and is in rotating fit with the rotating structure, and the clamping jaw structure is connected to the rotating structure.

According to one embodiment of the utility model, the rotating structure comprises a rotating seat, a rotating shaft and a rotating bearing, wherein the rotating shaft penetrates through the mounting hole, the rotating bearing is sleeved on the rotating shaft and is positioned in the mounting hole, the rotating seat is connected with the output end of the rotating shaft, the clamping jaw structure is connected with the rotating seat, and the opening and clamping moving block is in sliding fit with the rotating seat;

and/or the rotating assembly further comprises a rotation sensor, wherein the rotation sensor is connected with the lifting seat and is used for acquiring a position signal of the rotating seat.

The utility model also provides a detection device, comprising:

a host; and

the cover opening device according to any one of the above claims, wherein the cover opening device is detachably connected to the host through the base.

The embodiment of the utility model has the following beneficial effects:

when using the uncapping device of this embodiment, with sample test tube centre gripping on the clamping jaw structure, open the clamp movable block through opening the drive of clamp piece and remove and can drive the clamping jaw structure and carry out centre gripping or release to the tube cap of sample test tube, rotating assembly can open the clamp assembly through the drive and rotate in order to drive the tube cap rotation and realize uncapping or dress lid, and lifting assembly drive opens the clamp assembly and can drive the tube cap and remove in order to drive the tube cap removal along the axial of sample test tube.

In the uncapping device of this embodiment, through setting up clamping jaw structure and opening the cooperation of clamp mechanism, can carry out automatic centre gripping or release to the tube cap of sample test tube, can carry out automatic uncapping or dress lid operation to sample test tube through setting up rotating assembly and lifting unit cooperation to overall structure is simple, uncaps and dress lid is efficient.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

fig. 1 is a schematic structural view of an opening device in an embodiment of the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of another view of the door opening device according to the embodiment of the present utility model;

FIG. 4 is an enlarged view of part B of FIG. 3;

FIG. 5 is a side view of an uncapping device in an embodiment of the present utility model;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 5;

FIG. 7 is an enlarged view of portion D of FIG. 6;

reference numerals:

10. a cover opening device;

100. a base;

200. a lifting assembly; 210. a lifting motor; 220. lifting the screw rod; 230. a lifting seat; 231. a mounting hole; 240. a lifting sensor; 250. lifting the induction piece;

300. an opening and clamping assembly; 310. a clamping jaw structure; 311. clamping blocks; 3111. a clamping blade; 3112. a push-pull part; 31121. a receiving groove; 312. a reset member; 313. an anti-falling baffle; 320. an opening and clamping mechanism; 321. opening the clamping piece; 3211. opening and clamping a connecting rod; 3212. opening the clamping top block; 32121. opening and clamping the inclined plane; 322. opening and clamping the moving block; 3221. a block body; 3222. opening and clamping rollers; 323. an opening drive member; 330. a clip opening sensor;

400. a rotating assembly; 410. a rotary driving mechanism; 411. a rotary driving member; 412. a transmission belt; 413. a driving wheel; 420. a rotating structure; 421. a rotating seat; 422. a rotation shaft; 423. a rotating bearing; 430. a rotation sensor; 440. rotating the sensing piece;

20. a sample tube; 201. a tube cover; 2011. a stupefied groove; 202. a tube body.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, an embodiment of the present utility model provides an uncapping device 10 for a sample tube, in which a sample tube 20 includes a tube cap 201 and a tube body 202, and the tube cap 201 is screwed with the tube body 202; specifically, the door opening device 10 includes a base 100, a lifting assembly 200, an opening clamp assembly 300, and a rotating assembly 400; the base 100 is used for connecting an external member, for example, a robot arm or the like for fixing to an external detection device through the base 100; the lifting assembly 200 is arranged on the base 100; the opening clamp assembly 300 is arranged on the lifting assembly 200, and the lifting assembly 200 is used for driving the opening clamp assembly 300 to move up and down relative to the base 100; the opening clamp assembly 300 comprises a clamping jaw structure 310 and an opening clamp mechanism 320, wherein the opening clamp mechanism 320 comprises an opening clamp 321 and an opening clamp moving block 322, an opening clamp inclined plane 32121 is arranged on the outer side of the opening clamp 321, the opening clamp moving block 322 is connected to the clamping jaw structure 310, and the opening clamp inclined plane 32121 is abutted to the opening clamp moving block 322 and used for driving the clamping jaw structure 310 to clamp or release the tube cover 201 of the sample test tube 20; rotating assembly 400 is drivingly connected to open clamp assembly 300, and rotating assembly 400 is configured to drive open clamp assembly 300 in rotation along the axis of sample tube 20.

When the cover opening device 10 of this embodiment is used, the sample tube 20 is clamped on the clamping jaw structure 310, the clamping jaw structure 310 can be driven to clamp or release the tube cover 201 of the sample tube 20 by driving the clamping opening moving block 322 to move through the clamping opening piece 321, the rotating assembly 400 can drive the clamping opening assembly 300 to rotate so as to drive the tube cover 201 to rotate to open or close the cover, and the lifting assembly 200 can drive the tube cover 201 to move along the axial direction of the sample tube 20 so as to drive the tube cover 201 to move.

In the uncapping device 10 of the present embodiment, the tube cap 201 of the sample tube 20 can be automatically clamped or released by providing the cooperation of the clamping jaw structure 310 and the clamping opening mechanism 320, and the sample tube 20 can be automatically uncapped or capped by providing the cooperation of the rotating assembly 400 and the lifting assembly 200, and the whole structure is simple, and the uncapping and capping efficiency is high.

Referring to fig. 3, in an embodiment, the clamping jaw structure 310 includes at least two clamping blocks 311 and a reset member 312, where the clamping blocks 311 are uniformly arranged along the circumferential direction of the sample tube 20, and the reset member 312 is respectively connected to the clamping blocks 311 so that the clamping blocks 311 have a tendency to move toward the central axis direction of the sample tube 20.

When the sample tube 20 needs to be opened, the opening clamp 321 is moved to drive the clamping blocks 311 to move towards the axis far away from the sample tube 20 at the same time, so that the clamping blocks 311 are opened, then the tube cover 201 of the sample tube 20 is placed between the clamping blocks 311, and at the moment, the clamping blocks 311 can move towards the tube cover 201 under the driving action of the resetting piece 312 and clamp and fix the tube cover 201; specifically, the restoring member 312 may be an elastic member such as a coil spring or a spring plate.

Specifically, referring to fig. 4 and 7, the clamping block 311 includes a clamping blade 3111 and a push-pull portion 3112, wherein a receiving groove 31121 is formed on a side of the push-pull portion 3112 facing the tube cover 201, the clamping blade 3111 is connected to an inner wall of the receiving groove 31121 and is used for being in clamping engagement with a ridge 2011 on an outer wall of the tube cover 201, and the clamping block 311 is connected to the opening clamp moving block 322.

Thus, when the pipe cover 201 is clamped or released by the cover opening device 10, the pipe cover 201 is accommodated in the accommodating groove 31121, and when the cover is opened, the bottom surface of the accommodating groove 31121 is abutted against the bottom of the pipe cover 201, and the pipe cover 201 is driven to be separated from the pipe body 202 by driving of the lifting assembly 200; when the cover is assembled, the top surface of the accommodating groove 31121 can be abutted to the top of the pipe cover 201, the pipe cover 201 can be covered on the pipe body 202 by driving the lifting assembly 200, and the pipe cover 201 and the pipe body 202 can be driven to be in threaded connection by matching the rotating assembly 400 and the lifting assembly 200, so that automatic cover opening or cover assembling actions can be realized.

In addition, in this embodiment, by providing the clamping blade 3111 to cooperate with the ridge 2011 of the tube cover 201, the fixing firmness of the clamping jaw structure 310 and the tube cover 201 can be improved, and the tube cover 201 can be positioned after the clamping blade 3111 corresponds to any ridge 2011 of the tube cover 201, so that the positioning efficiency can be improved.

Further, referring to fig. 5 to 7, the clamping jaw structure 310 further includes a falling-preventing plate 313, and the falling-preventing plate 313 is disposed between the opening clamp 321 and the push-pull portion 3112.

By this arrangement, by arranging the anti-drop baffle 313 between the opening clamp 321 and the push-pull portion 3112, when the opening clamp 321 moves to the end of the path along the axial direction of the sample tube 20, the end portion of the opening clamp 321 can abut against the anti-drop baffle 313 to limit the movement of the opening clamp 321, so that the opening clamp 321 can be prevented from falling out of the rotating assembly 400, and the use effect is good.

Specifically, referring to fig. 2 and 7, the clip opening piece 321 includes a clip opening connecting rod 3211 and a clip opening top block 3212, the clip opening top block 3212 is disposed at one end of the clip opening connecting rod 3211, the clip opening connecting rod 3211 is disposed in the rotating assembly 400 in a penetrating manner and is in sliding fit with the rotating assembly 400, and a clip opening inclined plane 32121 is disposed on an outer wall of the clip opening top block 3212; the opening mechanism 320 further includes an opening driving member 323, where the opening driving member 323 is configured to drive the opening link 3211 to move along an axial direction thereof; the opening clamp moving block 322 includes a block body 3221 and an opening clamp roller 3222, the opening clamp roller 3222 is rotatably connected to the block body 3221, the block body 3221 is in sliding fit with the rotating assembly 400, and the opening clamp inclined plane 32121 is in rolling contact with the opening clamp roller 3222.

In this embodiment, by arranging the opening connecting rod 3211 inside the rotating assembly 400, the combined structure between the opening clamping member 321 and the rotating assembly 400 can be more compact, and the rotating assembly 400 can guide the axial movement of the opening clamping member 321, so as to improve the movement smoothness of the opening clamping member 321.

When the clamping jaw 321 drives the clamping jaw structure 310 to open, the opening inclined plane 32121 of the opening clamping top block 3212 can be in rolling contact with the opening clamping roller 3222, so that the friction force between the clamping jaw 321 and the clamping jaw structure 310 can be reduced, the smoothness of the clamping jaw 321 when driving the clamping jaw structure 310 to move can be improved, the structure is simple, and the using effect is good.

Further, referring to fig. 2, the opening clamp assembly 300 further includes an opening clamp sensor 330, the opening clamp mechanism 320 is movably disposed relative to the opening clamp sensor 330, and the opening clamp sensor 330 is configured to obtain a position signal of the opening clamp mechanism 320.

In this embodiment, the opening clamp 321 has a through slot facing one side of the opening clamp driving member 323, and the through slot corresponds to the opening clamp sensor 330, when the opening clamp 321 moves toward the clamping jaw structure 310 under the driving action of the opening clamp driving member 323 and drives the clamping jaw structure 310 to clamp or release the sample tube 20, the opening clamp sensor 330 can obtain a position signal of the through slot on the opening clamp 321, and determine the opening clamp state of the opening clamp assembly 300 through the position signal, thereby realizing the automatic opening clamp or release function of the cover opening device 10, realizing the automatic control of cover opening and cover mounting, and improving the operation efficiency.

In a preferred embodiment, the number of the open clamp sensors 330 is two, and the open clamp sensors 330 are arranged at intervals along the axial direction of the open clamp 321, as shown in the placement state of fig. 2, the open clamp sensor 330 on the upper side is a first open clamp sensor, the open clamp sensor 330 on the lower side is a second open clamp sensor, the first open clamp sensor can be used for acquiring the position state of the open clamp driving member 323, for example, when the open clamp driving member 323 is a motor, the first open clamp sensor can be used for acquiring the position signal of the output shaft of the motor, and the second open clamp sensor can be used for acquiring the position signal of the open clamp 321; in addition, by disposing the two opening clamp sensors 330 along the axial direction of the opening clamp 321, the overall structure of the opening clamp assembly 300 can be made more compact. In some embodiments, the open clamp sensor 330 may also be provided with three or more, and by providing a plurality of open clamp sensors 330 to cooperate with other elements of the open clamp assembly 300, the sensing precision of the open clamp assembly 300 may be effectively improved, and the use effect is good.

Specifically, referring to fig. 1 to 3, the lifting assembly 200 includes a lifting motor 210, a lifting screw 220 and a lifting seat 230, the lifting motor 210 is connected to the base 100, the lifting seat 230 is in sliding fit with the base 100, the lifting screw 220 is connected to the lifting motor 210 and the lifting seat 230, and the clamping opening assembly 300 and the rotating assembly 400 are both disposed on the lifting seat 230.

By arranging the lifting screw 220 to be respectively in power fit with the lifting motor 210 and the lifting seat 230, the rotation driving function of the lifting motor 210 can be converted into axial movement along the lifting screw 220, and the whole structure is compact.

Further, referring to fig. 3, the lifting assembly 200 further includes a lifting sensor 240, where the lifting sensor 240 is disposed on the base 100, and the lifting sensor 240 is used to obtain a position signal of the lifting seat 230.

In this embodiment, by providing the lifting sensor 240 to cooperate with the lifting base 230, the lifting sensor 240 can acquire the position signal of the lifting base 230 and automatically control the lifting assembly 200. In this embodiment, a lifting sensing piece 250 matched with the lifting sensor 240 may be further disposed on the lifting seat 230, and the lifting sensor 240 is an optocoupler sensor, and when the lifting seat 230 moves to a preset position, the lifting sensing piece 250 may move to the inner side of the sensing end of the lifting sensor 240 and activate the lifting sensor 240.

Specifically, referring to fig. 6 and 7, the lifting seat 230 is provided with a mounting hole 231 therethrough, the rotating assembly 400 includes a rotation driving mechanism 410 and a rotation structure 420, the rotation driving mechanism 410 is connected to the lifting seat 230, the rotation structure 420 is disposed in the mounting hole 231 in a penetrating manner, the opening clamp 321 is disposed in the rotation structure 420 in a rotating manner and is in running fit with the rotation structure 420, and the clamping jaw structure 310 is connected to the rotation structure 420.

Thus, after the pipe cover 201 is clamped by the opening clamp assembly 300, the opening clamp assembly 300 can be driven to integrally rotate by the cooperation of the rotating driving mechanism 410 and the rotating structure 420, so that the pipe cover 201 and the pipe body 202 are in threaded connection. Through penetrating the rotating structure 420 into the mounting hole 231 of the lifting seat 230, the rotating assembly 400 and the lifting assembly 200 can have a compact structure after being combined, and meanwhile, the rotating structure 420 can guide the movement of the opening and clamping piece 321 so as to improve the movement accuracy of the opening and clamping piece 321.

Referring to fig. 1 and 3, in particular, in one embodiment, the rotation driving mechanism 410 includes a rotation driving member 411, a transmission belt 412 and a driving wheel 413, where the rotation driving member 411 is disposed parallel to the rotation structure 420, and the rotation structure 420 and the rotation driving member 411 are respectively connected by the driving wheel 413 and the transmission belt 412 in a transmission manner, so that a driving effect of the rotation driving mechanism 410 can be achieved, and since the rotation driving mechanism 410 and the rotation structure 420 are disposed in parallel, the overall structure of the rotation assembly 400 can be made compact, and installation and arrangement of the cover opening device 10 are facilitated.

Specifically, referring to fig. 6 and 7, the rotating structure 420 includes a rotating base 421, a rotating shaft 422 and a rotating bearing 423, the rotating shaft 422 is disposed in the mounting hole 231, the rotating bearing 423 is sleeved on the rotating shaft 422 and is disposed in the mounting hole 231, the rotating base 421 is connected to an output end of the rotating shaft 422, the clamping jaw structure 310 is connected to the rotating base 421, and the clamping moving block 322 is slidably engaged with the rotating base 421.

Thus, when the opening clamp driving piece 323 drives the opening clamp piece 321 to move, the opening clamp piece 321 can move along the axial direction inside the rotating shaft 422 so as to drive the clamping jaw structure 310 to perform the opening clamp operation; after the clamping jaw structure 310 clamps and fixes the pipe cover 201, the rotary driving mechanism 410 can drive the rotary seat 421 to rotate by driving the rotary shaft 422, and at this time, the clamping jaw structure 310 is arranged on the rotary seat 421, so that the pipe cover 201 can be driven to rotate to realize threaded connection between the pipe cover 201 and the pipe body 202; by providing the rotation bearing 423 to be connected to the rotation shaft 422 and the elevating seat 230, the rotation stability of the rotation shaft 422 can be improved.

Further, the rotating assembly 400 further includes a rotation sensor 430, the rotation sensor is connected to the lifting seat 230, and the rotation sensor 430 is used for acquiring a position signal of the rotating seat 421.

In this embodiment, a rotation sensor 430 may be disposed in cooperation with the rotating seat 421, and the rotation sensor 430 may acquire a position signal of the rotating seat 421 and automatically control the lifting assembly 200. In this embodiment, a rotation sensing piece 440 matched with the rotation sensor 430 may be further disposed on the rotation seat 421, and the rotation sensor 430 is an optocoupler sensor, and when the rotation seat 421 rotates to a predetermined position, the rotation sensing piece 440 may move to the inner side of the sensing end of the rotation sensor 430 and activate the rotation sensor 430.

In an embodiment, the cover opening device 10 further includes a control module, and the control module is in signal connection with the lifting motor 210, the lifting sensor 240, the opening driving member 323, the opening sensor 330, the rotation driving member 411 and the rotation sensor 430, and by setting the control module, the electrical components of the cover opening device 10 can be automatically controlled, so that the automatic cover opening and cover mounting operation can be performed on the rotation sensing piece 440, and the operation efficiency is high and the use effect is good. Specifically, the control module includes, but is not limited to, a single-chip microcomputer, a PLC, and an industrial personal computer.

The utility model also provides a detection device, which comprises a host machine and the cover opening device 10 in any one of the embodiments, wherein the host machine is used for clamping and fixing the tube body 202 of the sample tube 20, and the cover opening device 10 is detachably connected to the host machine through the base 100 and is used for automatically opening or closing the cover 201 of the sample tube 20.

It will be appreciated that in the inspection apparatus of the present embodiment, by providing the uncapping device 10 of any one of the above embodiments, in the uncapping device 10 of the present embodiment, by providing the cooperation of the clamping jaw structure 310 and the opening and clamping mechanism 320, the tube cover 201 of the sample tube 20 can be automatically clamped or released, and by providing the cooperation of the rotating assembly 400 and the lifting assembly 200, the sample tube 20 can be automatically uncapped or capped, thereby realizing the re-flushing uncapping or capping operation in the inspection apparatus, the automation control, the operation efficiency and the inspection efficiency can be improved.

In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; 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 embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A uncapping device for a sample tube, comprising:

a base for connecting an external member;

the lifting assembly is arranged on the base;

the clamping opening assembly is arranged on the lifting assembly and is used for driving the clamping opening assembly to move up and down relative to the base; the clamping opening assembly comprises a clamping jaw structure and a clamping opening mechanism, the clamping opening mechanism comprises a clamping opening piece and a clamping opening moving block, a clamping opening inclined plane is arranged on the outer side of the clamping opening piece, the clamping opening moving block is connected to the clamping jaw structure, and the clamping opening inclined plane is abutted to the clamping opening moving block and used for driving the clamping jaw structure to clamp or release a tube cover of the sample test tube; and

the rotating assembly is connected with the open clamp assembly in a power mode and is used for driving the open clamp assembly to rotate along the axis of the sample test tube.

2. The uncapping device for a sample tube of claim 1, wherein the jaw structure comprises at least two clamping blocks, and at least two clamping blocks are uniformly arranged along a circumferential direction of the sample tube, and a reset member connected to the plurality of clamping blocks, respectively, so that the plurality of clamping blocks have a tendency to move toward a central axis direction of the sample tube;

the clamping block comprises a clamping blade and a push-pull part, one side of the push-pull part, facing the pipe cover, is provided with a containing groove, the clamping blade is connected to the inner wall of the containing groove and is used for being matched with the flute of the outer wall of the pipe cover in a clamping manner, and the clamping block is connected to the clamping moving block.

3. The uncapping device for the sample tube of claim 2, wherein the jaw structure further comprises a drop-resistant barrier disposed between the clip member and the push-pull portion.

4. The uncapping device for the sample tube of claim 1, wherein the clip member comprises a clip opening connecting rod and a clip opening top block, the clip opening top block is arranged at one end of the clip opening connecting rod, the clip opening connecting rod is arranged in the rotating assembly in a penetrating manner and is in sliding fit with the rotating assembly, and the clip opening inclined surface is arranged on the outer wall of the clip opening top block; the clamping opening mechanism further comprises a clamping opening driving piece, and the clamping opening driving piece is used for driving the clamping opening connecting rod to move along the axial direction of the clamping opening connecting rod;

the opening clamp moving block comprises a block body and an opening clamp roller, the opening clamp roller is rotationally connected to the block body, the block body is in sliding fit with the rotating assembly, and the opening clamp inclined plane is in rolling contact with the opening clamp roller.

5. The uncapping apparatus for the sample tube of claim 1, wherein the unclamping assembly further comprises an unclamping sensor, the unclamping mechanism being movably disposed relative to the unclamping sensor, the unclamping sensor being configured to acquire a position signal of the unclamping mechanism.

6. The uncapping apparatus for a sample tube of claim 1, wherein the lifting assembly comprises a lifting motor, a lifting screw, and a lifting base, the lifting motor is connected to the base, the lifting base is in sliding engagement with the base, the lifting screw is in powered connection with the lifting motor and the lifting base, and the clamping assembly and the rotating assembly are both disposed on the lifting base.

7. The uncapping apparatus for the sample tube of claim 6, wherein the lift assembly further comprises a lift sensor disposed on the base, and wherein the lift sensor is configured to acquire a position signal of the lift base.

8. The uncapping device of claim 6, wherein the lifting base is provided with a mounting hole therethrough, the rotating assembly comprises a rotation driving mechanism and a rotating structure, the rotation driving mechanism is connected to the lifting base, the rotating structure is provided in the mounting hole in a penetrating manner, the opening clamp is provided in the rotating structure in a penetrating manner and is in running fit with the rotating structure, and the clamping jaw structure is connected to the rotating structure.

9. The uncapping device for the sample tube of claim 8, wherein the rotating structure comprises a rotating base, a rotating shaft and a rotating bearing, the rotating shaft is arranged in the mounting hole in a penetrating manner, the rotating bearing is sleeved on the rotating shaft and is positioned in the mounting hole, the rotating base is connected to the output end of the rotating shaft, the clamping jaw structure is connected to the rotating base, and the opening and clamping moving block is in sliding fit with the rotating base;

and/or the rotating assembly further comprises a rotation sensor, wherein the rotation sensor is connected with the lifting seat and is used for acquiring a position signal of the rotating seat.

10. A detection apparatus, characterized by comprising:

a host; and

an opening device as set forth in any one of claims 1-9 detachably connected to said host through said base.

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