CN210252347U

CN210252347U - Sample rack and sample analyzer

Info

Publication number: CN210252347U
Application number: CN201920612809.8U
Authority: CN
Inventors: 刘文成; 欧阳长旭
Original assignee: Maccura Medical Electronics Co Ltd
Current assignee: Maccura Medical Electronics Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-04-07
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a sample frame and sample analysis appearance, the sample frame includes: the sample rack comprises a sample rack body and a base, wherein the base can be matched with a sample conveying device; wherein, the base is used for being connected with sample frame body detachably. The utility model discloses a sample frame, because the base can with defeated appearance device cooperation, and the base is used for being connected with sample frame body detachably, then when above-mentioned sample frame is applied to different defeated appearance devices only change different base can, change whole sample frame and compare than prior art, effectively the cost is reduced.

Description

Sample rack and sample analyzer

Technical Field

The utility model relates to a sample analysis technical field, more specifically say, relate to a sample frame and sample analysis appearance.

Background

In testing a sample, the sample is typically placed in a sample tube, and a sample rack is used to carry the sample tube. The bottom end of the sample rack is matched with sample conveying devices such as a sample injector and the like to realize sample introduction.

At present, the sample rack is of an integrated structure, the bottom structure of the sample rack is single, the sample rack can only be used universally among instruments in the same series and instruments with the same sample conveying device, and a plurality of different sample racks need to be designed to meet different product requirements, so that the cost is high.

In view of the above, how to design the sample rack to reduce the cost is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sample frame to reduce cost. Another object of the utility model is to provide a sample analysis appearance with above-mentioned sample frame.

In order to achieve the above object, the present invention provides the following technical solutions:

a sample rack comprising: the sample rack comprises a sample rack body and a base, wherein the base can be matched with a sample conveying device; wherein, the base is used for being detachably connected with the sample frame body.

Preferably, the base is detachably connected with the sample rack body through a clamping structure.

Preferably, the clamping structure comprises a clamping matched buckle and a clamping hole; one of the buckle and the buckle hole is arranged on the base, and the other is arranged on the sample rack body.

Preferably, the buckle is arranged on the top surface of the base, and the buckle hole is arranged on the side wall of the sample rack body.

Preferably, one of the sample rack body and the base is provided with a positioning part, and the other is provided with a positioning structure; the positioning piece and the positioning structure are matched in a positioning mode along the length direction and/or the width direction of the sample rack body.

Preferably, one of the sample holder body and the base is provided with a first error-proofing structure, and the other is provided with a second error-proofing structure which is matched with the first error-proofing structure to prevent the two ends of the sample holder body from being mistakenly assembled back and forth along the length direction of the sample holder body.

Preferably, the bottom end of the base is a plane structure for matching with the sample conveying device;

or one end of the base along the length direction is provided with a first clamping groove used for being matched with the sample conveying device;

or a second clamping groove used for being matched with the sample conveying device is arranged on the bottom surface of the base and is arranged along the width direction of the base;

or the bottom surface of the base is provided with a first guide groove for positioning and guiding, and the first guide groove is arranged along the length direction of the base;

or the side surfaces of the two sides of the base in the width direction are provided with second guide grooves for positioning and guiding, and the second guide grooves are arranged in the length direction of the base.

Preferably, a second clamping groove used for being matched with the sample conveying device is formed in the bottom surface of the base, and the second clamping groove is formed in the width direction of the base;

the second clamping groove is a T-shaped groove or a U-shaped groove;

the second clamping grooves are at least two and are distributed in sequence along the length direction of the base.

Preferably, the sample rack further comprises: a handle, and/or a grip, and/or an adapter into which the sample tube can be inserted, and/or an anti-rotation pad for preventing rotation of the sample tube;

the handle is detachably connected with the rear end of the sample rack body, and the hand grip is detachably connected with the front end of the sample rack body;

the sample frame body is provided with a placing cavity for placing the sample tube, the adapter is detachably arranged in the placing cavity, and the anti-rotation pad is arranged at the bottom end of the placing cavity.

Based on the sample frame that above-mentioned provided, the utility model also provides a sample analyzer, this sample analyzer includes the sample frame, the sample frame is above-mentioned arbitrary sample frame.

The utility model provides a sample frame, because the base can with defeated appearance device cooperation, and the base is used for being connected with sample frame body detachably, then when above-mentioned sample frame is applied to different defeated appearance devices only change different base can, change whole sample frame and compare than prior art, effectively the cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a sample rack according to an embodiment of the present invention;

FIG. 2 is an exploded view of the sample holder of FIG. 1;

fig. 3 is another schematic structural diagram of a sample rack provided in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of the base in FIG. 3;

fig. 5 is another schematic structural diagram of a sample rack provided in an embodiment of the present invention;

fig. 6 is another schematic structural diagram of a sample rack provided in an embodiment of the present invention;

FIG. 7 is a schematic structural view of the base of FIGS. 5 and 6;

fig. 8 is another schematic structural diagram of a sample rack provided in an embodiment of the present invention;

FIG. 9 is a schematic structural view of the base of FIG. 8;

fig. 10 is another schematic structural diagram of a sample rack provided in an embodiment of the present invention;

fig. 11 is another schematic structural diagram of a sample rack according to an embodiment of the present invention;

FIG. 12 is a schematic structural view of the base of FIG. 11;

fig. 13 is another schematic structural diagram of the sample rack according to the embodiment of the present invention.

Fig. 14 is a schematic structural view of the base in fig. 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-14, the embodiment of the present invention provides a sample rack, including: the sample rack comprises a sample rack body 1 and a base 5 which can be matched with a sample conveying device; wherein, the base 5 is used for being detachably connected with the sample rack body 1.

The sample rack body 1 is provided with a placing cavity for placing the sample tube, and the base 5 is positioned at the bottom end of the sample rack body 1. The shape, size and number of the placing cavities are selected according to actual needs, and the shape, size and number are not limited in this embodiment.

The embodiment of the utility model provides a sample frame, because base 5 can with defeated appearance device cooperation, and base 5 is used for being connected with 1 detachably of sample frame body, then when above-mentioned sample frame is applied to different defeated appearance devices only change different base 5 can, change whole sample frame and compare than prior art, effectively the cost is reduced.

And simultaneously, the embodiment of the utility model provides a sample frame only changes base 5 and can make whole sample frame be applicable to different defeated appearance device, has still saved mould expense and administrative cost, has also improved the suitability.

To base 5 and sample frame body 1 detachably connected structure, select according to actual need, for example adopt threaded connection spare to realize detachably connecting, or adopt joint structure to realize detachably connecting etc.. In order to simplify the structure and facilitate the connection, the base 5 is preferably detachably connected with the sample rack body 1 through a clamping structure.

Preferably, the clamping structure comprises a clamp buckle 9 and a clamp hole 10 which are in clamping fit; one of the buckle 9 and the buckle hole 10 is arranged on the base 5, and the other is arranged on the sample rack body 1.

As shown in fig. 2, for the convenience of installation, the buckle 9 is preferably disposed on the base 5, and the buckle hole 10 is disposed on the sample rack body 1. Further, the buckle 9 is disposed on the top surface of the base 5, and the buckle hole 10 is disposed on the side wall of the sample rack body 1. At this time, the bottom end of the sample rack body 1 is provided with an accommodating cavity for the buckle 9 to extend into, and the buckle 10 is communicated with the accommodating cavity.

Of course, the buckle 9 may be disposed at other positions of the base 5, such as the side of the base 5, but is not limited thereto.

The number and distribution of the snap fasteners 9 and the snap holes 10 are selected according to actual needs. In order to improve the stability, it is preferable that the buckles 9 are distributed in two rows, each row of buckles 9 is arranged along the length direction of the base 5, and the number of each row of buckles 9 may be one or more than two.

In the sample rack, the clamping structure can be selected to be other structures, such as the clamping-fit buckle 9 and the protrusion, and the invention is not limited to the above-mentioned embodiment.

In order to facilitate the installation of the sample rack body 1 and the base 5, one of the sample rack body 1 and the base 5 is provided with a positioning piece, and the other is provided with a positioning structure; wherein, the positioning piece and the positioning structure are matched in a positioning way along the length direction and/or the width direction of the sample rack body 1.

In the installation, through setting element and location structure's cooperation, can realize that sample frame body 1 and base 5 fix a position along the length direction or the width direction of sample frame body 1, like this, be convenient for detachably connect sample frame body 1 and base 5.

It can be understood that the longitudinal direction of the sample rack body 1 coincides with the longitudinal direction of the base 5, the width direction of the sample rack body 1 coincides with the width direction of the base 5, and the height direction of the sample rack body 1 coincides with the height direction of the base 5.

Specifically, the positioning member is a positioning rib or a positioning column, and the positioning structure is a positioning groove or a positioning hole. The positioning member is a positioning rib, the positioning structure is a positioning groove, and the side surface of the positioning rib is in contact with the groove wall of the positioning groove and is positioned mutually. The positioning ribs and the positioning grooves can be in one-to-one correspondence, and one positioning groove can correspond to at least two positioning ribs. And the number of the positioning ribs and the positioning grooves is designed according to actual needs.

In order to simplify the structure, a plurality of positioning ribs are preferably matched with the same positioning groove in a positioning mode. At this moment, the positioning ribs are respectively arranged at different positions of the positioning groove. Specifically, as shown in fig. 2, taking the positioning rib as four as an example, the four positioning ribs are respectively a first positioning rib 7, a second positioning rib 8, a third positioning rib 11 and a fourth positioning rib 12, the positioning groove is rectangular, the first positioning rib 7, the second positioning rib 8, the third positioning rib 11 and the fourth positioning rib 12 are respectively arranged at four vertex angles of the positioning groove, and the first positioning rib 7, the second positioning rib 8, the third positioning rib 11 and the fourth positioning rib 12 are all L-shaped.

Further, the location muscle sets up on base 5, and the constant head tank setting is on sample frame body 1. Specifically, the first positioning rib 7 and the second positioning rib 8 are located at one end of the base 5, and the third positioning rib 11 and the fourth positioning rib 12 are located at the other end of the base 5.

When the buckle 9 is arranged on the top surface of the base 5, the groove cavity of the positioning groove is the accommodating cavity. At this time, the positioning ribs are distributed at the end part of the base 5, and the buckle 9 is positioned between the positioning ribs at the two ends.

In the application process, the assembly of the sample holder body 1 and the base 5 has directionality, and usually, the front end and the rear end of the sample holder body 1 cannot be inverted. Specifically, the front end and the rear end of the sample rack body 1 are two ends of the sample rack body 1 along the length direction thereof, respectively.

In order to avoid the misassembly, one of the sample rack body 1 and the base 5 is provided with a first misassembly prevention structure, and the other is provided with a second misassembly prevention structure which is matched with the first misassembly prevention structure to prevent the forward and backward misassembly of the two ends of the sample rack body 1 along the length direction.

Specifically, when the sample frame body 1 and the base 5 are assembled in a wrong way, the first error-proofing structure and the second error-proofing structure interfere with each other, so that the sample frame body 1 and the base 5 cannot be assembled, and the error assembly is avoided. When the sample rack body 1 and the base 5 are correctly assembled, the first misassembly prevention structure and the second misassembly prevention structure cannot interfere.

And designing the specific types of the first mistake proofing structure and the second mistake proofing structure according to actual needs. Preferably, first mistake proofing dress structure includes that first mistake proofing dress is protruding and second mistake proofing dress is protruding, and second mistake proofing dress structure is first mistake proofing dress groove and second mistake proofing dress groove, and first mistake proofing dress is protruding to be pegged graft with first mistake proofing dress groove and is cooperated, and second mistake proofing dress is protruding to be pegged graft with second mistake proofing dress groove and is cooperated, and first mistake proofing dress is protruding can't insert in second mistake proofing dress groove or second mistake proofing dress is protruding can't insert in the first mistake proofing dress groove.

Certainly, the second error-proofing structure can also be selected as an error-proofing groove, the first error-proofing protrusion is in inserting fit with the first end of the error-proofing groove, the second error-proofing protrusion is in inserting fit with the second end of the error-proofing groove, the first error-proofing protrusion cannot be inserted into the second end of the error-proofing groove, or the second error-proofing protrusion cannot be inserted into the first end of the error-proofing groove.

When the sample rack is provided with the positioning part, the positioning structure, the first error-proofing structure and the second error-proofing structure, one of the positioning part and the positioning structure is preferably selected as the first error-proofing structure, and the other one is preferably selected as the second error-proofing structure.

Specifically, as shown in fig. 2, taking the positioning element as an example, the positioning ribs are disposed on the base 5, and the number of the positioning ribs is four, and the positioning ribs are the first positioning rib 7, the second positioning rib 8, the third positioning rib 11, and the fourth positioning rib 12. Above-mentioned first location muscle 7, above-mentioned second location muscle 8 all are located the first end of base 5, and above-mentioned third location muscle 11 and above-mentioned fourth location muscle 12 all are located the second end of base 5, and the lateral wall of first location muscle 7 and the lateral wall of second location muscle 8 are not the parallel and level, and the lateral wall of third location muscle 11 and the lateral wall parallel and level of fourth location muscle 12.

It should be noted that the outer sidewall of the first positioning rib 7 refers to a sidewall of the first positioning rib 7 near the first end of the base 5; the outer side wall of the second positioning rib 8 is the side wall of the second positioning rib 8 close to the first end of the base 5; the outer side wall of the third positioning rib 11 refers to the side wall of the third positioning rib 11 close to the second end of the base 5; the outer side wall of the fourth positioning rib 12 refers to the side wall of the fourth positioning rib 12 close to the second end of the base 5.

In the sample rack, the first error-proofing structure and the second error-proofing structure may be selected to be of other types, and are not limited to the above embodiments.

In the sample holder, the structure of the base 5 can be selected according to actual needs.

When the sample rack is conveyed by a belt or a hook, the bottom end of the base 5 is preferably a planar structure 501 for cooperating with a sample conveying device, as shown in fig. 3 and 4. Thus, the base 5 can be directly placed on a belt or a bearing piece of the sample conveying device, and conveying is facilitated.

When the sample rack adopts a pushing structure of a side push piece, one end of the base 5 along the length direction thereof is preferably provided with a first clamping groove 502 for matching with a sample conveying device, as shown in fig. 5-7. It can be understood that the first card slot 502 is matched with the push piece of the sample conveying device in a clamping manner, and the first card slot 502 is a through slot; when the sample rack is divided into front and rear parts along the length direction of the sample rack, the first clamping groove 502 is positioned at the rear end of the base 5. To the size and the shape of first draw-in groove 502, design according to actual need, in order to facilitate with defeated appearance device cooperation, first draw-in groove 502 is U type groove, and the tank bottom surface in U type groove can be the plane also can be the curved surface.

When the sample rack is transported by using a bottom push piece or a bottom hook, it is preferable that the bottom surface of the base 5 is provided with a second slot 503 for matching with the sample transporting device, and the second slot 503 is arranged along the width direction of the base 5, as shown in fig. 8-10. The number of the second card slots 503 may be one, or may be at least two. In order to increase the force bearing area, at least two second slots 503 are provided and are distributed along the length direction of the base 5. The size and shape of the second card slot 503 are designed according to actual needs, and in order to facilitate the matching with the sample transfer device, the second card slot 503 is a T-shaped slot, as shown in fig. 8 and 9. Of course, the second locking groove 503 may also be a U-shaped groove, as shown in fig. 10, the bottom surface of the U-shaped groove may be a plane or a curved surface; the second slot 503 can be a dovetail slot, which is not limited in the embodiments of the present invention.

When the specimen rack is conveyed by the intermediate guide rail, it is preferable that the bottom surface of the base 5 is provided with a first guide groove 504 for positioning and guiding, and the first guide groove 504 is provided along the longitudinal direction of the base 5, as shown in fig. 11 and 12. It will be appreciated that the first guide channel 504 is a sliding fit with the central guide rail of the sample presentation device. To facilitate the sliding fit, the first guide groove 504 is a T-shaped groove. Of course, the first guide groove 504 may be a U-shaped groove, a dovetail groove, or the like, but is not limited thereto.

When the sample rack is conveyed by using a side rail or a side clamp structure, it is preferable that the base 5 is provided with second guide grooves 505 for positioning and guiding on both sides in the width direction thereof, and the second guide grooves 505 are provided along the length direction of the base 5, as shown in fig. 13 and 14. For convenience, the second guide groove 505 is a U-shaped groove, and the bottom surface of the U-shaped groove may be a flat surface or a curved surface. In order to facilitate the assembly of the sample rack and the sample transportation device, the second guide groove 505 has a divergent section at both ends, and the divergent section is divergent from the middle of the second guide groove 505 to the end of the second guide groove 505.

Of course, the base 5 can be selected to have other structures according to actual needs, and is not limited to the above-mentioned embodiment.

In order to facilitate the movement of the sample rack by human hands, the sample rack further comprises a handle 3, and the handle 3 is connected with the end part of the sample rack body 1. The handle 3 is detachably connected to the sample holder body 1 for easy detachment. Meanwhile, the handle 3 with different lengths can be replaced according to the requirement.

When the two ends of the sample holder body 1 are distinguished from each other, the handle 3 is preferably detachably connected to the rear end of the sample holder body 1. The specific structure of the detachable connection is selected according to actual needs, for example, a threaded connector or a clamping structure is adopted to realize the detachable connection. To simplify the mounting, the handle 3 is preferably detachably connected to the rear end of the sample holder body 1 by snapping.

In order to facilitate the matching of the sample rack and the sample conveying device, the sample rack also comprises a hand grip 6, and the hand grip 6 is connected with the end part of the sample rack body 1. Therefore, the sample hooking and pushing frame can be realized. In order to facilitate the detachment, the hand grip 6 is detachably connected with the sample rack body 1. Meanwhile, the hand grips 6 with different lengths can be replaced according to the requirements so as to adapt to different structures.

When the two ends of the sample holder body 1 are distinguished from each other, the grip 6 is preferably detachably connected to the front end of the sample holder body 1. The specific structure of the detachable connection is selected according to actual needs, for example, a threaded connector or a clamping structure is adopted to realize the detachable connection. To simplify the mounting, the gripper 6 is preferably detachably connected to the rear end of the sample holder body 1 by snapping.

In order to facilitate the matching of the sample rack and the sample transportation device, the bottom of the hand grip 6 has a tapered section 601, and the tapered section 601 tapers from the top end of the sample rack body 1 to the bottom end of the sample rack body 1. Specifically, the tapered section 601 has an inverted triangle structure, an inverted trapezoid structure, or the like.

Among the above-mentioned sample frame, sample frame body 1 has the chamber of placing that is used for placing the sample pipe, should place the chamber and only can place the sample pipe rather than matching, and when the pipe diameter of sample pipe is less, then can't place, and the commonality is relatively poor. In order to improve the versatility, the sample rack further comprises an adapter 2 into which the sample tube can be inserted, and the adapter 2 is detachably disposed in the placing cavity.

When the diameter of the sample tube to be placed is small, the adapter 2 is placed in the placing chamber, and then the sample tube is placed in the placing chamber through the adapter 2. It will be appreciated that after the adapter 2 is placed in the placement chamber, the adapter 2 and the placement chamber are coaxial to ensure that the inserted sample tube is centered.

Preferably, the above-mentioned adapter 2 is removably arranged in the placing cavity by snapping. For example, the outer wall of the adapter 2 is provided with a clamping buckle, and the placing cavity is provided with a clamping groove matched with the clamping buckle. Of course, other clamping structures may be selected and are not limited thereto.

The outer wall of the sample tube is usually provided with a sample information code representing sample information, and the sample information in the sample tube is obtained by scanning the sample information code with a scanner. When the sample tube is positioned in the placing cavity, the sample tube is easy to rotate, so that the scanner cannot scan the sample information code. In order to avoid the above problem, the sample rack further comprises an anti-rotation pad 4 for preventing the sample tube from rotating, and the anti-rotation pad 4 is disposed at the bottom end of the placing cavity.

In the structure, after the sample tube is placed in the placing cavity, the bottom end of the sample tube is contacted with the anti-rotation pad 4. The anti-rotation pad 4 can prevent the sample tube from rotating through a larger friction coefficient, and can also prevent the sample tube from rotating through a limiting structure. In order to simplify the structure, the anti-rotation pad 4 is preferably a soft pad with a large friction coefficient, for example, the anti-rotation pad 4 is a silicone pad or a rubber pad.

Among the above-mentioned sample frame, to the size of base 5, select and design according to actual need, the embodiment of the utility model provides a do not restrict to this.

Based on the sample frame that above-mentioned embodiment provided, the embodiment of the utility model provides a still provides a sample analyzer, and this sample analyzer includes the sample frame, this sample frame is above-mentioned embodiment the sample frame.

Since the sample rack provided by the above embodiment has the above technical effects, and the sample analyzer has the above sample rack, the sample analyzer also has corresponding technical effects, which are not described herein again.

To the type of above-mentioned sample analyzer, design according to actual need, the embodiment of the utility model provides a do not restrict to this.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A sample rack, comprising: the sample rack comprises a sample rack body and a base, wherein the base can be matched with a sample conveying device; the base is used for being detachably connected with the sample rack body;

the base with the sample frame body passes through joint structure detachably and connects, perhaps the base with the sample frame body passes through threaded connection spare detachably and connects.

2. The sample rack according to claim 1, wherein the base is detachably connected with the sample rack body through a clamping structure, and the clamping structure comprises a clamping matched buckle and a clamping hole; one of the buckle and the buckle hole is arranged on the base, and the other is arranged on the sample rack body.

3. The sample holder of claim 2, wherein the catch is disposed on a top surface of the base and the catch aperture is disposed on a sidewall of the sample holder body.

4. The specimen rack according to claim 1, wherein one of the specimen rack body and the base is provided with a positioning member, and the other is provided with a positioning structure; the positioning piece and the positioning structure are matched in a positioning mode along the length direction and/or the width direction of the sample rack body.

5. The specimen rack of claim 1, wherein one of the specimen rack body and the base is provided with a first mis-assembly prevention structure, and the other is provided with a second mis-assembly prevention structure that cooperates with the first mis-assembly prevention structure to prevent both ends of the specimen rack body along the length direction thereof from being mis-assembled back and forth.

6. The sample holder of claim 1,

the bottom end of the base is a plane structure matched with the sample conveying device;

7. The sample holder of claim 6,

a second clamping groove used for being matched with the sample conveying device is formed in the bottom surface of the base, and the second clamping groove is formed in the width direction of the base;

the second clamping groove is a T-shaped groove or a U-shaped groove;

8. The sample holder of any of claims 1-7, further comprising: a handle, and/or a grip, and/or an adapter into which the sample tube can be inserted, and/or an anti-rotation pad for preventing rotation of the sample tube;

9. A sample analyser comprising a sample holder, wherein the sample holder is according to any one of claims 1 to 8.