CN219039097U

CN219039097U - Sample analyzer

Info

Publication number: CN219039097U
Application number: CN202320018227.3U
Authority: CN
Inventors: 周胜龙; 潘鹏飞
Original assignee: Zhongyuan Huiji Biotechnology Co Ltd
Current assignee: Zhongyuan Huiji Biotechnology Co Ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-16
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a sample analyzer, which comprises a sample frame and a conveying mechanism, wherein the sample frame is provided with a placing groove for containing test tubes, the conveying mechanism comprises a bracket and a movable driving piece, a conveying channel is formed in the bracket, the movable driving piece is used for driving the sample frame to move along the conveying channel, and two sides of the conveying channel are provided with righting blocks connected to the bracket. Sample that has the detection analysis is held to the in vitro, put into the standing groove to the sample frame with the test tube, so that remove driving piece drive sample frame and drive the test tube and remove along the transportation passageway, when removing driving piece drive sample frame and remove to the position of corresponding each righting piece, each righting piece homoenergetic touches the test tube in order to right the test tube, right the piece through with the test tube butt and then right the test tube, make the test tube vertically place in the standing groove steadily, effectively avoided the test tube slope to lead to the sampling needle to buckle, the sampling needle of being convenient for stretches into the sampling, the reliability of sampling has been improved.

Description

Sample analyzer

Technical Field

The utility model relates to the technical field of sample detection, in particular to a sample analyzer.

Background

In blood sample detection analysis, a test tube is often used as a container for containing a sample, the sample in the test tube is uniformly mixed before sample detection is carried out, and then the sample is put back into a sample rack for subsequent sample detection, however, when the test tube is placed on the sample rack, the edge of the bottom of the test tube is easy to be placed or bumped on the sample rack, so that the test tube is placed obliquely; when the sampling needle stretches into to the in vitro and samples, the test tube of slope placement probably leads to the sampling needle unable to stretch into, even the sampling needle stretches into to the in vitro also can lead to the sampling needle curved needle, and the sampling needle of buckling not only takes out inconveniently, and seriously influences the sampling of follow-up test tube.

Disclosure of Invention

The utility model mainly aims to provide a sample analyzer, which aims to solve the problem that a test tube is easy to incline when being placed on a sample rack.

To achieve the above object, the present utility model provides a sample analyzer comprising:

a sample rack provided with a placing groove for containing test tubes;

the conveying mechanism comprises a support and a movable driving piece, a conveying channel is formed in the support, the movable driving piece is used for driving the sample rack to move along the conveying channel, and the two sides of the conveying channel are respectively provided with a righting block connected to the support.

Optionally, the righting block arranged at one side of the transportation channel is a first righting block, and the righting block arranged at the other side of the transportation channel is a second righting block; the first righting block and the second righting block are arranged in a flush mode or in a staggered mode in the vertical direction, and are symmetrically arranged or in a staggered mode in the horizontal direction.

Optionally, the support includes first backup pad and the second backup pad of interval arrangement, first backup pad with form between the second backup pad the transportation passageway, first righting piece set up in the first backup pad, the second righting piece set up in the second backup pad.

Optionally, a supporting platform is formed at the upper end of the first supporting plate, and the first righting block is arranged on the supporting platform and protrudes towards the transportation channel.

Optionally, a support arm extending vertically is disposed on the second support plate, and the second righting block is disposed on a side of the support arm facing the transportation channel.

Optionally, the sample analyzer further comprises a mixing mechanism, the mixing mechanism comprises a clamping jaw and a clamping jaw driving piece, the clamping jaw and the first righting block are arranged along the transportation channel at intervals, and the clamping jaw driving piece is arranged on one side of the first supporting plate and used for driving the clamping jaw to be close to or far away from the transportation channel.

Optionally, the clamping jaw includes two grip blocks that symmetry set up, each the grip block includes interconnect's centre gripping section and righting section, two the distance between the righting section is the divergent setting along keeping away from the direction of centre gripping section.

Optionally, the bottom groove wall of the placing groove forms an arc-shaped supporting portion, and the supporting portion is concavely arranged towards a direction deviating from the notch of the placing groove.

Optionally, the test tube comprises a bottom tube wall and a side tube wall surrounding the periphery of the bottom tube wall, and the bottom tube wall is arc-shaped and protrudes towards a direction away from the side tube wall; or, the test tube comprises a tube body and a support tube sleeved on the outer side of the tube body.

Optionally, the sample analyzer further comprises a sampling mechanism, wherein the sampling mechanism comprises a sampling needle and a sampling driving piece, and the sampling driving piece is arranged on one side of the bracket and used for driving the sampling needle to extend into the test tube.

According to the sample analyzer, the sample to be detected and analyzed is contained in the test tube, the test tube is placed in the placing groove of the sample rack, so that the sample rack is driven by the movable driving piece to drive the test tube to move along the conveying channel, when the sample rack is driven by the movable driving piece to move to the position corresponding to each righting block, each righting block can touch the test tube to right the test tube, the righting block is abutted with the test tube to right the test tube, the test tube is stably and vertically placed in the placing groove, bending of the sampling needle caused by inclination of the test tube is effectively avoided, the sampling needle is convenient to stretch into sampling, and the reliability of sampling is improved.

Drawings

In order to more clearly illustrate the embodiments of the present 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, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a sample analyzer according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a sample analyzer according to an embodiment of the present utility model in another view;

FIG. 3 is a schematic view showing a partial structure of a sample analyzer according to an embodiment of the present utility model;

FIG. 4 is a schematic view showing a partial structure of a sample analyzer according to an embodiment of the present utility model at another view angle;

FIG. 5 is a schematic view showing a structure of a clamping jaw in a sample analyzer according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a test tube according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a test tube according to another embodiment of the present utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	Sample analyzer	22a	First righting block
10	Sample rack	22b	Second righting block
				11	Placement tank	30	Mixing mechanism
111	Bearing part	31	Clamping jaw
				20	Transport mechanism	311	Clamping section
21	Support frame	312	Righting segment
				211	Transport channel	200	Test tube
212	First support plate	201	Bottom pipe wall
				213	Second support plate	202	Side pipe wall
214	Supporting platform	203	Pipe body
				215	Support arm	204	Support tube
22	Righting block	205	Pipe cap

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The technical solutions of the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is apparent that the described embodiments are only 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.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in this embodiment are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The description of the orientations of "up", "down", "front", "back", "left", "right", etc. in the present utility model is based on the orientations shown in fig. 1, 2, and 4, and is merely for explaining the relative positional relationship between the components in the orientations shown in fig. 1, 2, and 4, and if the specific orientation is changed, the directional indication is changed accordingly.

The present utility model proposes a sample analyzer 100.

As shown in fig. 1 to 4, the sample analyzer 100 of the present embodiment includes a sample rack 10 and a transport mechanism 20, the sample rack 10 has a placement groove 11 for accommodating a test tube 200, the transport mechanism 20 includes a support 21 and a moving driving member, a transport channel 211 is formed in the support 21, the moving driving member is used for driving the sample rack 10 to move along the transport channel 211, and two sides of the transport channel 211 are provided with righting blocks 22 connected to the support 21. Specifically, a transport channel 211 is formed in the support 21, the sample rack 10 can be placed in the transport channel 211, a plurality of placing grooves 11 which are sequentially arranged are formed on the sample rack 10, test tubes 200 can be placed in each placing groove 11, the two sides of the transport channel 211 are provided with righting blocks 22, the righting blocks 22 are connected to the support 21, and a moving driving piece is arranged on the support 21 and can drive the sample rack 10 to reciprocate along the transport channel 211.

In this embodiment, the sample to be detected and analyzed is contained in the test tube 200, the sample contained in the test tube 200 is uniformly mixed at first, then the test tube 200 is placed in the placing groove 11 of the sample rack 10, so that the sample rack 10 is driven by the moving driving piece to drive the test tube 200 to move along the transportation channel 211, when the moving driving piece drives the sample rack 10 to move to the position corresponding to each righting block 22, the righting blocks 22 on two sides touch two sides of the test tube 200 respectively to be matched with the righting test tube 200, the righting blocks 22 are abutted with the test tube 200 to straighten the test tube 200, the test tube 200 is stably and vertically placed in the placing groove 11, bending of a sampling needle caused by inclination of the test tube 200 is effectively avoided, the sampling needle is convenient to stretch into sampling, and the reliability of sampling is improved.

Further, the righting block 22 disposed at one side of the transportation channel 211 is a first righting block 22a, the righting block 22 disposed at the other side of the transportation channel 211 is a second righting block 22b, and the first righting block 22a and the second righting block 22b are respectively disposed at two sides of the transportation channel 211 and are respectively used for touching the front and rear sides of the test tube 200, so as to straighten the test tube 200 in the front and rear directions; the upper cover of the test tube 200 is provided with a tube cap 205, and the tube cap 205 is used for plugging the tube orifice of the test tube 200 to play a role of protecting a sample.

In the first embodiment, the first righting block 22a and the second righting block 22b are arranged flush in the vertical direction and symmetrically in the horizontal direction; that is, the first centering block 22a and the second centering block 22b are identical in height and are symmetrically arranged on both sides of the transport channel 211, the test tube 200 can pass between the first centering block 22a and the second centering block 22b, and the test tube 200 can be centered by touching the test tube 200 when the test tube 200 moves between the first centering block 22a and the second centering block 22b, so that the centering is stable and reliable.

In the second embodiment, the first centering block 22a and the second centering block 22b are arranged flush in the vertical direction and are arranged offset in the horizontal direction; that is, the first righting blocks 22a and the second righting blocks 22b are the same in height and are arranged at intervals along the conveying channel 211, when the test tube 200 moves to the position corresponding to the first righting blocks 22a, the first righting blocks 22a straighten the test tube 200 in the conveying channel 211, when the test tube 200 moves to the position corresponding to the second righting blocks 22b, the second righting blocks 22b straighten the test tube 200 in the conveying channel 211, the first righting blocks 22a and the second righting blocks 22b are matched with each other to touch two sides of the test tube 200 so as to straighten the test tube 200, and the first righting blocks 22a and the second righting blocks 22b which are arranged in a horizontal dislocation mode are convenient for the test tube 200 to pass through, so that the test tube 200 is effectively prevented from being blocked between the first righting blocks 22a and the second righting blocks 22 b.

In the third embodiment, as shown in fig. 1 to 4, the first righting block 22a and the second righting block 22b are arranged offset in the vertical direction and symmetrically in the horizontal direction; namely, the first righting block 22a and the second righting block 22b are different in height and are arranged on two sides of the conveying channel 211 in a front-back symmetrical mode, wherein the first righting block 22a is arranged corresponding to the test tube 200, the second righting block 22b is arranged corresponding to the cap 205 of the test tube 200, the first righting block 22a can touch the test tube 200, the second righting block 22b can touch the cap 205 and further cooperate to right the test tube 200 in the front-back direction and the vertical direction, excessive deflection of the test tube 200 during righting is effectively prevented, and the righting stability of the test tube 200 is improved.

In the fourth embodiment, the first righting block 22a and the second righting block 22b are arranged in a staggered manner in the vertical direction and in the horizontal direction; namely, the first righting blocks 22a and the second righting blocks 22b are different in height and are arranged at intervals along the conveying channel 211, and the first righting blocks 22a and the second righting blocks 22b are respectively arranged corresponding to the test tube 200 and the tube cap 205, so that the effect of righting the test tube 200 is achieved, the clamping stagnation or excessive deflection of the test tube 200 is effectively prevented, and the structure is flexible and reliable.

In this embodiment, the support 21 includes a first support plate 212 and a second support plate 213 that are arranged at intervals, a transport channel 211 is formed between the first support plate 212 and the second support plate 213, a first centering block 22a is disposed on the first support plate 212, and a second centering block 22b is disposed on the second support plate 213. As shown in fig. 1 to 4, the first support plate 212 and the second support plate 213 are arranged at intervals along the front-rear direction, a transportation channel 211 extending along the left-right direction is enclosed between the first support plate 212 and the second support plate 213, the moving driving member can drive the sample rack 10 to move along the transportation channel 211, the two sides of the transportation channel 211 are respectively provided with a centralizing block 22, the centralizing blocks 22 on the two sides are respectively used for touching the front side and the rear side of the test tube 200, and then the test tube 200 is centralized in the front-rear direction in a matching manner, so that the test tube 200 is vertically placed in the placing groove 11, the sample needle is convenient to extend in, the sample needle is effectively prevented from extending into the inclined test tube 200 to bend under stress, the placing stability of the test tube 200 is increased, and the effect of protecting the test tube 200 is achieved.

In the sample analyzer 100 of the present embodiment, a support platform 214 is formed at the upper end of the first support plate 212, and the first centering block 22a is disposed on the support platform 214 and protrudes toward the inside of the transport channel 211; the second supporting plate 213 is provided with a supporting arm 215 extending vertically, and the second righting block 22b is arranged on one side of the supporting arm 215 facing the conveying channel 211; the sample analyzer 100 further includes a mixing mechanism 30, the mixing mechanism 30 includes a clamping jaw 31 and a clamping jaw 31 driving member, the clamping jaw 31 is located at the upper side of the supporting platform 214, and the clamping jaw 31 and the first righting block 22a are arranged along the transportation channel 211 at intervals, the clamping jaw 31 driving member is arranged at one side of the first supporting plate 212 and is used for driving the clamping jaw 31 to approach or depart from the transportation channel 211, the clamping jaw 31 includes two clamping plates which are symmetrically arranged, each clamping plate includes a clamping section 311 and a righting section 312 which are connected with each other, and the distance between the two righting sections 312 is gradually expanded along the direction of departing from the clamping section 311.

As shown in fig. 1 to 5, the clamping jaw 31 is disposed at the outer side of the bracket 21, and the clamping jaw 31 and the first centralizing block 22a are arranged at intervals along the supporting platform 214, the clamping jaw 31 comprises two clamping plates, the two clamping plates can move towards each other or away from each other to correspondingly grasp or loosen the test tube 200, each clamping plate comprises a clamping section 311 and a centralizing section 312 connected to the clamping section 311, the two clamping sections 311 are used for cooperatively grasping the test tube 200, and each centralizing section 312 is obliquely disposed from the clamping section 311 where the clamping section 311 is located to a direction away from the other centralizing section 312; the clamping jaw 31 driving piece can drive the clamping jaw 31 to grab the test tube 200 from the sample rack 10 or place the test tube 200 on the sample rack 10, when the moving driving piece drives the sample rack 10 to move to the position corresponding to the clamping jaw 31, the clamping jaw 31 driving piece drives the clamping jaw 31 to stretch out and grab the test tube 200 in the placing groove 11 so as to mix samples in the test tube 200 uniformly, after the samples are mixed uniformly, the clamping jaw 31 driving piece drives the clamping jaw 31 to put the test tube 200 back into the placing groove 11 and separate the clamping jaw 31 from the test tube 200, then the clamping jaw 31 driving piece drives the clamping jaw 31 to move towards the direction close to the test tube 200 again, so that the two righting sections 312 respectively touch the left side and the right side of the test tube 200, and the test tube 200 is righted in the left-right direction; the clamping jaw 31 can touch the left and right sides of test tube 200, and then right test tube 200 in the left and right directions for test tube 200 is vertical to be placed in standing groove 11, and both be convenient for the sampling needle stretch into, effectively prevented that the sampling needle from stretching into the atress bending in the test tube 200 of slope, increased the stability that test tube 200 placed again, played the effect of protection test tube 200.

Further, a supporting arm 215 is formed on the second supporting plate 213 in an upward protruding manner, a second centering block 22b is connected to one side of the supporting arm 215 facing the transportation channel 211, and the second centering block 22b is arranged corresponding to the cap 205 of the test tube 200, when the sample rack 10 moves between the first centering block 22a and the second centering block 22b, the first centering block 22a protruding into the transportation channel 211 touches the test tube 200 to centering the test tube 200 to the rear side, the second centering block 22b touches the cap 205 to centering the test tube 200 to the front side, and the first centering block 22a, the second centering block 22b and the two centering segments 312 mutually cooperate in six directions of front, rear, left, right, up and down to centering the test tube 200, so as to ensure that the test tube 200 can be stably placed in the placement groove 11, further avoid bending the needle during sampling, and the structure is stable and reliable.

In one embodiment, as shown in fig. 6, the test tube 200 includes a bottom tube wall 201 and a side tube wall 202 surrounding the bottom tube wall 201, where the bottom tube wall 201 is arc-shaped and protrudes away from the side tube wall 202; the bottom pipe wall 201 and the side pipe wall 202 integrated into one piece are in order to form the holding chamber that has uncovered, and the holding chamber is used for splendid attire sample, and the bottom pipe wall 201 is to deviating from uncovered direction protrusion setting, the bottom slot wall of standing groove 11 forms and is curved supporting part 111, the supporting part 111 is sunken setting towards the direction that deviates from the standing groove 11 notch, the shape of supporting part 111 and bottom pipe wall 201 matches in order to stabilize the supporting of bottom pipe wall 201 in standing groove 11, supporting part 111 is used for with the cooperation of bottom pipe wall 201 in order to play the effect of positioning and placing test tube 200, the stability of test tube 200 placing has been improved. It will be appreciated that the tube 200 of the present embodiment is larger in volume and can be used as a whole blood tube 200 to hold a larger sample for testing.

In another embodiment, the test tube 200 includes a tube body 203 and a support tube 204 sleeved outside the tube body 203; as shown in fig. 7, an open accommodating cavity is formed in the tube body 203, the accommodating cavity is used for accommodating a sample, a supporting tube 204 is sleeved outside the tube body 203, the supporting tube 204 is integrally formed outside the tube body 203 and extends away from the tube body 203 in the open direction, the supporting tube 204 is used for supporting the supporting tube body 203 on the bearing portion 111 so as to stabilize the supporting tube body 203, and further, a sampling needle is convenient to stretch into the tube body 203 for sampling, and the structure is stable and reliable. It will be appreciated that the test tube 200 of the present embodiment is of a smaller capacity and may be used as a peripheral blood test tube 200 to hold a smaller sample for testing.

In this embodiment, the sample analyzer 100 further includes a sampling mechanism, where the sampling mechanism includes a sampling needle and a sampling driving member, and the sampling driving member is disposed on one side of the stand 21 and is used to drive the sampling needle to extend into the test tube 200. Specifically, the sampling needle is located the upside of supporting platform 214, and clamping jaw 31, first righting piece 22a and sampling needle follow supporting platform 214 interval arrangement in proper order, clamping jaw 31 snatchs test tube 200 and mixes the sample in the test tube 200, clamping jaw 31 right test tube 200 in the left and right directions after placing back to standing groove 11 with test tube 200 after the mixing, first righting piece 22a and second righting piece 22b right test tube 200 in the fore-and-aft direction then, when the test tube 200 after righting moves to the position that corresponds the sampling needle, adopt the driving piece drive sampling needle to stretch into in the test tube 200 of vertical placing and sample, effectively prevented that the sampling needle from buckling, the reliability of sampling has been improved.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A sample analyzer, the sample analyzer comprising:

a sample rack provided with a placing groove for containing test tubes;

2. The sample analyzer of claim 1, wherein the righting block disposed on one side of the transport channel is a first righting block and the righting block disposed on the other side of the transport channel is a second righting block; the first righting block and the second righting block are arranged in a flush mode or in a staggered mode in the vertical direction, and are symmetrically arranged or in a staggered mode in the horizontal direction.

3. The sample analyzer of claim 2, wherein the support comprises a first support plate and a second support plate arranged at intervals, the transport channel being formed between the first support plate and the second support plate, the first righting block being disposed on the first support plate, the second righting block being disposed on the second support plate.

4. The sample analyzer of claim 3, wherein the upper end of the first support plate is formed with a support platform, and the first righting block is disposed on the support platform and protrudes toward the transport channel.

5. A sample analyzer according to claim 3, wherein the second support plate is provided with a vertically extending support arm, and the second righting segment is disposed on a side of the support arm facing the transport channel.

6. The sample analyzer of claim 3, further comprising a blending mechanism comprising a jaw and a jaw drive, the jaw and the first righting block being disposed along the transport channel at a spaced apart relationship, the jaw drive being disposed on a side of the first support plate and configured to drive the jaw toward or away from the transport channel.

7. The sample analyzer of claim 6, wherein the clamping jaw comprises two symmetrically disposed clamping plates, each clamping plate comprising a clamping section and a centralizing section connected to each other, the distance between the two centralizing sections being tapered in a direction away from the clamping section.

8. The sample analyzer of any of claims 1-7, wherein a bottom channel wall of the holding channel defines an arcuate support portion that is recessed away from the slot opening.

9. The sample analyzer of any of claims 1-7, wherein the test tube comprises a bottom tube wall and a side tube wall surrounding the bottom tube wall, the bottom tube wall being curved and protruding away from the side tube wall; or, the test tube comprises a tube body and a support tube sleeved on the outer side of the tube body.

10. The sample analyzer of any of claims 1-7, further comprising a sampling mechanism comprising a sampling needle and a sampling driver disposed on one side of the support and configured to drive the sampling needle into the test tube.