CN221602049U

CN221602049U - Colorimetric tube rack

Info

Publication number: CN221602049U
Application number: CN202322876835.0U
Authority: CN
Inventors: 张彩云; 刘冬梅; 潘宝怡; 黎俊杰; 王晶
Original assignee: Guangzhou Jinzhi Detection Technology Co ltd
Current assignee: Guangzhou Jinzhi Detection Technology Co ltd
Priority date: 2023-10-25
Filing date: 2023-10-25
Publication date: 2024-08-27
Anticipated expiration: 2033-10-25

Abstract

The utility model discloses a colorimetric tube rack, which comprises a rack body, a connecting assembly and a mounting piece, wherein the rack body is provided with a plurality of connecting holes; the frame body is provided with a plurality of first accommodating grooves for accommodating the pipe body, the mounting piece is provided with a plurality of second accommodating grooves for accommodating the pipe cover, and the first accommodating grooves correspond to the second accommodating grooves one by one; the connecting assembly comprises a main body and a moving part, wherein the main body is arranged on the frame body, one end of the moving part is rotationally connected with the main body, the other end of the moving part is connected with the mounting part, and the moving part is driven to rotate relative to the main body so as to drive the mounting part to rotate relative to the frame body. Such color comparison pipe support has the first holding tank that is used for placing the pipe shaft and is used for placing the second holding tank of tube cover, and it corresponds to put can make pipe shaft and tube cover, prevents that the tube cover of a plurality of color comparison pipes from taking place to confuse to prevent that the sample in the pipe shaft of color comparison pipe from taking place cross contamination, and, the pipe shaft and the tube cover of placing like this can not make pipe shaft and tube cover bump, can prevent that color comparison pipe from taking place to damage.

Description

Colorimetric tube rack

Technical Field

The utility model relates to the field of medical equipment, in particular to a colorimetric tube rack.

Background

In the detection industry, physical and chemical detection is indispensable in the fields of food, environment, public health, medicine and the like, and a cuvette is often required to be used in the physical and chemical detection.

The pipe shaft and the pipe cover of color comparison pipe are separated, the traditional color comparison pipe rack is not provided with a place for placing the pipe cover, in order to reduce that the pipe cover corresponding to a plurality of pipe shafts is lost or confused, the pipe shaft and the pipe cover are bound by a proper rope generally, the pipe cover is opened at the moment, the pipe cover can drop along with the rope to collide with the pipe shaft, cross contamination is easily caused to samples in a plurality of color comparison pipes, and damage to the color comparison pipe is also easily caused.

Disclosure of utility model

Accordingly, it is necessary to provide a colorimetric tube stand in which a tube body and a tube cover can be placed and the tube body and the tube cover after placement can be associated with each other.

In order to solve the problems, the utility model provides a colorimetric tube rack which comprises a rack body, a connecting assembly and a mounting piece;

The frame body is provided with a plurality of first accommodating grooves for accommodating the pipe body, the mounting piece is provided with a plurality of second accommodating grooves for accommodating the pipe cover, and the first accommodating grooves correspond to the second accommodating grooves one by one;

The connecting assembly comprises a main body and a moving part, wherein the main body is arranged on the frame body, one end of the moving part is rotationally connected with the main body, the other end of the moving part is connected with the mounting part, and the moving part is driven to rotate relative to the main body so as to drive the mounting part to rotate relative to the frame body.

In one embodiment, the main body is provided with a notch, and the other end of the moving member penetrates through the notch and then is connected with the mounting member, so that the notch limits the movement range of the moving member.

In one embodiment, the notch is arc-shaped, and the radian of the notch is 0.2 pi-pi.

In one embodiment, the radian of the notch is 0.5 pi, the side wall at one side of the notch corresponds to the upper part of the frame body, and the side wall at the other side of the notch corresponds to one side of the frame body;

When the moving part rotates relative to the main body to be abutted with the side wall on one side of the notch, the mounting part is arranged above the frame body in parallel, and when the moving part rotates relative to the main body to be abutted with the side wall on the other side of the notch, the mounting part is arranged on one side of the frame body.

In one embodiment, the body comprises a cylindrical housing, the notch being disposed through the housing;

The moving part comprises a connecting part and a cylindrical rotating part, the rotating part is rotatably arranged in the shell, one end of the connecting part is fixedly connected with the rotating part, the other end of the connecting part penetrates through the notch and is fixedly connected with the mounting part, and when the rotating part rotates relative to the shell, the connecting part can move along the notch.

In one embodiment, the inner wall of the shell is provided with a first bulge, and the first bulge is annularly arranged on the inner wall of the shell so as to form an annular first bulge;

The annular first protrusion is perpendicular to the extending direction of the shell.

In one embodiment, the outer circumference of the rotating part is provided with a second protrusion, the extending direction of the second protrusion is the same as that of the cylindrical rotating part, and when the rotating part is arranged in the shell, the first protrusion presses the second protrusion so as to increase the friction between the rotating part and the shell;

the cylindrical inner wall interval of casing is equipped with first location portion and second location portion, first location portion with the extending direction of second location portion is all in the extending direction of casing is the same, when rotation portion rotates to the second arch with first location portion or second location portion correspond, the second arch with first protruding cancellation butt.

In one embodiment, the first positioning portion corresponds to a side wall on one side of the notch, and the second positioning portion corresponds to a side wall on the other side of the notch.

In one embodiment, the number of the protrusions is plural, and the plural protrusions are disposed at intervals in the extending direction of the housing.

In one embodiment, the connection is a connecting rod.

According to the embodiment of the utility model, the colorimetric pipe rack can rotate relative to the rack body by driving the moving part to rotate relative to the main body, the position of the mounting part is changed by rotation, so that the mounting part is stretched, and the position of the mounting part can be changed by rotation, so that the mounting part and the colorimetric pipe rack are folded and stored;

Such color comparison pipe support has the first holding tank that is used for placing the pipe shaft and is used for placing the second holding tank of tube cover, places the color comparison pipe through the color comparison pipe support and can make pipe shaft and tube cover correspond, can prevent that the tube cover of a plurality of color comparison pipes from mixing up to prevent that the sample in the pipe shaft of color comparison pipe from taking place cross contamination, and, the pipe shaft and the tube cover of placing like this can not make pipe shaft and tube cover bump, can prevent that the color comparison pipe from taking place to damage.

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 a colorimetric tube stand according to an embodiment.

Fig. 2 is a side view of the colorimetric tube stand shown in fig. 1.

Fig. 3 is a cross-sectional view of the connection assembly in the cuvette holder as shown in fig. 1.

Fig. 4 is a schematic view of the internal structure of the connecting assembly in the cuvette holder shown in fig. 1.

Fig. 5 is a schematic view of the internal structure of the connecting assembly in the cuvette holder shown in fig. 1.

Fig. 6 is an interior side view of the connection assembly in the cuvette holder shown in fig. 1.

Reference numerals:

10-a frame body and 12-a first accommodating groove;

A 20-connection assembly;

22-main body, 221-notch, 222-shell, 2222-first positioning part, 2224-second positioning part, 2226-third positioning part, 223-intermediate piece, 2232-first protrusion;

24-a mover, 242-a rotating portion, 2422-a second protrusion, 244-a connecting portion;

30-mounting, 32-second receiving slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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 directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the members in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-6, the present utility model discloses a colorimetric tube stand according to an embodiment, which comprises a stand body 10, a connecting assembly 20 and a mounting member 30; the frame body 10 is provided with a plurality of first accommodating grooves 12 for accommodating pipe bodies, the mounting piece 30 is provided with a plurality of second accommodating grooves 32 for accommodating pipe covers, and the first accommodating grooves 12 and the second accommodating grooves 32 are in one-to-one correspondence.

The connecting assembly 20 comprises a main body 22 and a moving member 24, wherein the main body 22 is arranged on the frame body 10, one end of the moving member 24 is rotationally connected with the main body 22, the other end of the moving member 24 is connected with a mounting member 30, and the moving member 24 is driven to rotate relative to the main body 22 so as to drive the mounting member 30 to rotate relative to the frame body 10.

Specifically, the first accommodation groove 12 is matched with the pipe body, the pipe body of the cuvette is inserted into the first accommodation groove 12, the pipe body can be mounted, the second accommodation groove 32 is matched with the pipe cover, and the pipe cover of the cuvette is put into the second accommodation groove 32, so that the pipe cover can be mounted; the first accommodation groove 12 and the second accommodation groove 32 are corresponding in meaning, so that the pipe body and the pipe cover of each cuvette can be placed in a corresponding manner, and confusion of the pipe covers among a plurality of cuvettes can be prevented.

The main body 22 is fixedly connected to the frame body 10, one end of the moving member 24 is rotatably connected with the main body 22, the other end of the moving member 24 is connected with the mounting member 30, and the mounting member 30 can be driven to rotate relative to the frame body 10 by rotating the moving member 24 relative to the main body 22, so that the position of the mounting member 30 can be changed.

The position of the mounting piece 30 is changed, so that the mounting piece 30 can be conveniently stretched and folded, and the contrast color tube rack can be conveniently used and stored.

According to the embodiment of the utility model, the colorimetric tube stand can rotate the mounting piece 30 relative to the stand body 10 by driving the moving piece 24 to rotate relative to the main body 22, the mounting piece 30 can be stretched by rotating to change the position of the mounting piece 30, and the mounting piece 30 and the colorimetric tube stand can be folded and stored by rotating to change the position of the mounting piece 30.

Such color comparison pipe support has the first holding tank 12 that is used for placing the pipe shaft and is used for placing the second holding tank 32 of tube cover, places the color comparison pipe through the color comparison pipe support and can make pipe shaft and tube cover correspond, can prevent that the tube cover of a plurality of color comparison pipes from mixing up to prevent that the sample in the pipe shaft of color comparison pipe from taking place cross contamination, and, the pipe shaft and the tube cover of placing like this can not make the pipe shaft bump with the tube cover, can prevent that the color comparison pipe from taking place to damage.

In specific use, the moving member 24 is driven to rotate relative to the main body 22, and the mounting member 30 is rotated to a position right above the frame body 10, and at this time, the pipe body placed in the first accommodating groove 12 corresponds to the pipe cover placed in the second accommodating groove 32; in the use, can be convenient for change the position of mounting piece 30 through driving moving piece 24 relative main part 22 rotation, after using, driving moving piece 24 relative main part 22 rotation rotates mounting piece 30 to the positive side of support body 10, and at this moment, accomplishes the accomodating of color comparison pipe support.

Preferably, the main body 22 is provided with a notch 221, and the other end of the moving member 24 penetrates through the notch 221 and is connected with the mounting member 30, so that the notch 221 limits the movement range of the moving member 24.

Specifically, the notch 221 can limit the movement range of the moving member 24, so that the moving member 24 can only move within the arc range corresponding to the notch 221, and the moving member 24 can be placed to be excessively moved.

Preferably, the notch is arc-shaped, and the arc of the notch 221 is 0.2pi-pi.

Further, the radian of the notch 221 is 0.5 pi, the side wall at one side of the notch 221 corresponds to the upper part of the frame 10, and the side wall at the other side of the notch 221 corresponds to one side of the frame 10; when the moving member 24 rotates relative to the main body 22 to abut against the side wall on one side of the notch 221, the mounting member 30 is disposed in parallel above the frame 10, and when the moving member 24 rotates relative to the main body 22 to abut against the side wall on the other side of the notch 221, the mounting member 30 is disposed on one side of the frame 10.

Specifically, the greater the arc of the notch 221, the greater the range of motion of the motion member 24.

The radian of the notch 221 is 0.5 pi, so that the maximum rotatable angle of the moving member 24 is 90 degrees, the side wall on one side of the notch 221 is parallel to the vertical plane, the other side of the notch 221 is parallel to the horizontal plane, and the periphery of the main body 22 is cylindrical, therefore, the notch 221 is arc-shaped, and the center of the notch 221 is the center of the main body 22.

When the moving member 24 rotates to abut against the side wall of the notch 221 side, the mounting member 30 is disposed right above the bracket; when the moving member 24 rotates to abut against the side wall on the other side of the notch 221, the mounting member 30 is disposed directly in front of or directly behind the bracket.

In one embodiment, the number of the mounting members 30 is two and the number of the connection assemblies 20 is four, wherein two connection assemblies 20 are disposed at both ends of the mounting member 30 and the other two connection assemblies 20 are disposed at both ends of the mounting member 30.

The second receiving groove 32 of one of the mounting members 30 corresponds to one of the first receiving grooves 12, and the second receiving groove 32 of the other mounting member 30 corresponds to the other of the first receiving grooves 12, such that the second receiving groove 32 of the mounting member 30 corresponds to the first receiving groove 12. When the moving member 24 rotates to abut against the side wall on one side of the notch 221, the two mounting members 30 are arranged in parallel right above the bracket, and the two mounting members 30 are located on the same plane; when the moving member 24 rotates to abut against the side wall on the other side of the notch 221, one of the mounting members 30 rotates to the front side of the bracket, and the other mounting member 30 rotates to the rear side of the bracket.

In another embodiment, the number of the mounting members 30 is one, the number of the connecting assemblies 20 is two, and the second receiving grooves 32 on the mounting members 30 correspond to the first receiving grooves 12.

Referring to fig. 1-6, the main body 22 includes a cylindrical housing 222, and a notch 221 is disposed through the housing 222; the moving member 24 includes a connecting portion 244 and a cylindrical rotating portion 242, the rotating portion 242 is rotatably disposed in the housing 222, one end of the connecting portion 244 is fixedly connected with the rotating portion 242, the other end of the connecting portion 244 penetrates through the notch 221 and is fixedly connected with the mounting member 30, and when the rotating portion 242 rotates relative to the housing 222, the connecting portion 244 can move along the notch 221.

Preferably, the connection 244 is a connecting rod.

Specifically, the housing 222 is cylindrical, the inner wall of the housing 222 is cylindrical, the rotating portion 242 is cylindrical, the housing 222 is sleeved on the outer periphery of the rotating portion 242, the connecting portion 244 is fixedly connected with the rotating portion 242, and the connecting portion 244 corresponds to the notch 221. The other end of the connection portion 244 can be conveniently disposed through the notch 221 such that the connection portion 244 can only move within the range of the notch 221 to limit the rotation angle of the rotation portion 242.

The rod-shaped connection portion 244 can facilitate connection of the mounting member 30 and the rotation portion 242, and facilitate mounting and fixing of the mounting member 30.

Referring to fig. 3 to 6, the inner wall of the housing 222 is provided with a first protrusion 2232, and the first protrusion 2232 is annularly disposed on the inner wall of the housing 222, thereby forming an annular first protrusion 2232; the annular first protrusion 2232 is perpendicular to the extending direction of the housing 222.

Preferably, the number of the protrusions is plural, and the plural protrusions are disposed at intervals in the extending direction of the housing 222.

Specifically, by providing the annular first protrusion 2232 on the inner wall of the housing 222, the housing 222 extends in the front-rear direction, and the first protrusion 2232 is perpendicular to the extending direction of the housing 222.

When the moving member 24 is driven to rotate relative to the main body 22, the rotating portion 242 rotates in the housing 222, and the first protrusion 2232 and the rotating portion 242 are mutually pressed, so that friction between the rotating portion 242 and the housing 222 is increased, and the phenomenon that the moving member 24 drives the mounting member 30 to shake due to automatic rotation of the rotating portion 242 in the housing 222 without external force is avoided, so that stability of the mounting member 30 is increased, and the mounting member 30 can rotate relative to the frame 10 only under the action of external force.

Setting the first protrusion 2232 perpendicular to the extending direction of the housing 222 can facilitate the rotation of the rotation portion 242 relative to the housing 222, so as to avoid jamming during rotation of the rotation portion 242 relative to the housing 222.

Providing a plurality of protrusions at intervals along the extending direction of the housing 222 can increase the friction between the rotating portion 242 and the housing 222, thereby increasing the stability of the mount 30.

Preferably, the outer circumference of the rotation part 242 is provided with a second protrusion 2422, and the second protrusion 2422 extends in the same direction as the cylindrical rotation part 242, and when the rotation part 242 is disposed in the housing 222, the first protrusion 2232 presses the second protrusion 2422 to increase the friction between the rotation part 242 and the housing 222.

The inner wall of the cylindrical housing 222 is provided with a first positioning portion 2222 and a second positioning portion 2224 at intervals, the extending directions of the first positioning portion 2222 and the second positioning portion 2224 are the same as the extending direction of the housing 222, and when the rotating portion 242 rotates until the second protrusion 2422 corresponds to the first positioning portion 2222 or the second positioning portion 2224, the second protrusion 2422 is out of abutment with the first protrusion 2232.

Specifically, the outer circumference of the cylindrical rotation part 242 is provided with the second protrusions 2422, and when the housing 222 is sleeved outside the rotation part 242, the first protrusions 2232 and the second protrusions 2422 abut against each other to enable the housing 222 to be pressed against the rotation part 242, thereby increasing the friction between the housing 222 and the rotation part 242.

The first protrusion 2232 and the second protrusion 2422 are vertically disposed, so that the first protrusion 2232 and the second protrusion 2422 can be always kept in the abutting state, so that the housing 222 and the rotating portion 242 are kept in the mutually pressed state, and the abutting of the first protrusion 2232 and the second protrusion 2422 is canceled only when the second protrusion 2422 is rotated to the first positioning portion 2222 and the second positioning portion 2224, and the pressing of the housing 222 and the rotating portion 242 is canceled.

The first positioning portion 2222 and the second positioning portion 2224 are both disposed parallel to the second protrusion 2422, and when the user uses the first positioning portion 2222 and the second positioning portion 2224, the user can feel that the interaction force between the housing 222 and the rotating portion 242 is small and the pressing feeling is lost when the first protrusion 2232 and the second protrusion 2422 cancel the abutment until the second protrusion 2422 corresponds to the first positioning portion 2222 or the second positioning portion 2224.

The rotational angle of the rotational portion 242 can be positioned by the first and second positioning portions 2222 and 2224, thereby positioning the rotational positions of the moving member 24 and the mounting member 30.

Preferably, the housing 222 and the connecting portion 244 are in interference fit, so that friction between the housing 222 and the connecting portion 244 can be increased, stability of the mounting member 30 can be increased, and the mounting member 30 can be prevented from shaking.

Further, the first positioning portion 2222 corresponds to a side wall on one side of the notch 221, and the second positioning portion 2224 corresponds to a side wall on the other side of the notch 221.

Specifically, the connection portion 244 is fixedly connected to the second protrusion 2422, and when the rotation portion 242 rotates in the housing 222 until the connection portion 244 abuts against the sidewall of the notch 221, the second protrusion 2422 corresponds to the first positioning portion 2222, and the user perceives that the interaction force between the housing 222 and the rotation portion 242 becomes small and the squeezing feeling disappears; when the rotating portion 242 rotates within the housing 222 until the connecting portion 244 abuts against the side wall of the other side of the notch 221, the second protrusion 2422 corresponds to the second positioning portion 2224, and the user perceives that the interaction force between the housing 222 and the rotating portion 242 becomes small and the squeezing feeling disappears.

The rotation portion 242 can be positioned by the first positioning portion 2222 and the second positioning portion 2224, so that a user can use and adjust the position of the mounting member 30 conveniently, and an adjusted angle can be sensed in the adjusting process, and the rotation range of the rotation portion 242 can be further limited by the notch 221 and the connecting portion 244, so that the mounting member 30 can be prevented from rotating excessively.

In detail, a first protrusion 2232, a first positioning portion 2222, and a second positioning portion 2224 are provided on an inner side wall of the housing 222, and the first positioning portion 2222 and the second positioning portion 2224 are concave portions. When the rotation movement member 24 makes the second protrusion 2422 located at the first positioning portion 2222 and the second positioning portion 2224, the second protrusion 2422 cancels the contact with the first protrusion 2232, the mutual extrusion between the housing 222 and the rotation portion 242 becomes smaller, and when the rotation movement member 24 continues to make the second protrusion 2422 contact with the first protrusion 2232, the housing 222 and the rotation portion 242 are mutually extruded, the friction force increases, and the rotation portion 242 can be driven to rotate continuously only under the action of external force, so that the rotation stability of the connection portion 244 is improved, and the movement member 24 is prevented from driving the mounting member 30 to shake randomly.

In one embodiment, the main body 22 further includes a cylindrical intermediate member 223, the cylindrical intermediate member 223 is disposed on an inner wall of the housing 222, and the first protrusion 2232 is disposed on an inner wall of the cylindrical intermediate member 223.

The cylindrical middle piece 223 is provided with a channel which can be penetrated by the first positioning part 2222 and the second positioning part 2224 at intervals, and the channel corresponds to the first positioning part 2222 and the second positioning part 2224 through the channel grooves, so that the middle piece 223 is mounted in the shell 222, and the middle piece 223 is convenient to mount.

Preferably, the first positioning portion 2222 is a first positioning block fixedly connected to the inner wall of the housing 222, the second positioning portion 2224 is a second positioning block fixedly connected to the inner wall of the housing 222, and the height of the first protrusion 2232 is higher than the heights of the first positioning block and the second positioning block.

When the intermediate member 223 is inserted into the housing 222, the first protrusion 2232 protrudes from the first and second positioning blocks, thereby forming first and second recesses at the first and second positioning portions 2222 and 2224, and when the second protrusion 2422 corresponds to the first positioning portion 2222, the second protrusion 2422 enters into the first recess, thereby reducing the pressing between the housing 222 and the rotating portion 242.

Preferably, the first protrusions 2232 and the second protrusions 2422 are arc-shaped protrusions.

Specifically, the first protrusion 2232 is formed in an arc shape so as to facilitate the rotation of the rotation portion 242 with respect to the housing 222, and the second protrusion 2422 is formed in an arc shape so as to facilitate the rotation of the rotation portion 242 with respect to the housing 222 by the rotation of the connection portion 244, and the second protrusion 2422 is rotated out of the first recess.

Preferably, a third positioning portion 2226 is further provided on the inner side of the housing 222, and the third positioning portion 2226 is provided in an intermediate region between the first positioning portion 2222 and the second positioning portion 2224, so that the rotation angle of the moving member 24 can be further defined.

In one embodiment, the second accommodating groove 32 is disposed on the upper surface of the mounting member 30, and the connecting portion 244 is broken to enable the mounting member 30 to rotate relative to the frame body 10, when the side wall of the notch 221 of the connecting portion 244 abuts against the side wall, the second protrusion 2422 corresponds to the first positioning portion 2222, and the mounting member 30 is located right above the frame body 10, so that the storage of the pipe body and the pipe cover can be facilitated; the connecting part 244 is broken off to enable the mounting piece 30 to rotate relative to the frame body 10, when the connecting part 244 moves to the middle area of the notch 221, the second bulge 2422 corresponds to the third positioning part 2226, and the mounting piece 30 is positioned at the position 45 degrees above the frame body 10, so that the pipe body and the pipe cover can be taken out conveniently; the connecting portion 244 is broken to rotate the mounting member 30 relative to the frame 10, and when the connecting portion 244 moves to the side wall at the other side of the notch 221 to abut, the second protrusion 2422 corresponds to the second positioning portion 2224, and the mounting member 30 is located at the front side or the rear side of the frame 10. The position of the mounting piece 30 is adjusted through the connecting part 244, so that the pipe body and the pipe cover can be placed correspondingly, and meanwhile, the color comparison pipe rack can be stored and tidied conveniently.

Preferably, the frame body 10 is of a three-layer supporting structure, a positioning groove is formed in a first layer of supporting plate and can accommodate the bottom of a pipe body, through holes are formed in a second layer of supporting plate and a third layer of supporting plate, the pipe body can be inserted into the through holes, and the bottom of the pipe body enters the positioning groove, so that the pipe body is placed.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The colorimetric tube rack is characterized by comprising a rack body, a connecting assembly and a mounting piece;

2. The colorimetric tube stand of claim 1, wherein the main body is provided with a notch, and the other end of the moving member penetrates through the notch and then is connected with the mounting member, so that the notch limits the movement range of the moving member.

3. The colorimetric tube stand of claim 2, wherein the notch is arc-shaped and the arc of the notch is 0.2 pi-pi.

4. A colorimetric tube rack according to claim 3, characterised in that the arc of the gap is 0.5 pi, the side wall on one side of the gap corresponds to the upper part of the rack body, and the side wall on the other side of the gap corresponds to one side of the rack body;

5. The colorimetric tube stand of any one of claims 2-4, wherein the body comprises a cylindrical housing through which the gap is disposed;

6. The colorimetric tube stand of claim 5, wherein the inner wall of the housing is provided with a first protrusion, and the first protrusion is annularly arranged on the inner wall of the housing, thereby forming an annular first protrusion;

7. The colorimetric tube stand according to claim 6, wherein a second protrusion is provided on an outer periphery of the rotating portion, the second protrusion extending in the same direction as the cylindrical rotating portion, and when the rotating portion is provided in the housing, the first protrusion presses the second protrusion to increase friction between the rotating portion and the housing;

8. The colorimetric tube stand of claim 7, wherein the first locating portion corresponds to a side wall on one side of the gap and the second locating portion corresponds to a side wall on the other side of the gap.

9. The colorimetric tube stand of claim 8, wherein the number of protrusions is a plurality, and wherein the plurality of protrusions are disposed at intervals in the extending direction of the housing.

10. The colorimetric tube stand of claim 5, wherein the connecting portion is a connecting rod.