CN220715937U

CN220715937U - Test tube fixing device

Info

Publication number: CN220715937U
Application number: CN202322137869.8U
Authority: CN
Inventors: 江晓颖; 董联营; 相洋; 江锋; 曹爽; 杨名平
Original assignee: Xiamen Zhongji Xinzhi Testing Equipment Co ltd
Current assignee: Xiamen Zhongji Xinzhi Testing Equipment Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-04-05
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a test tube fixing device, comprising: a fixed frame: forming a plurality of vertical holes for accommodating test tubes; and (3) a clamping assembly: the clamping sliding pair is arranged on the side surface of the frame, and the clamping element is arranged on the clamping sliding pair; the clamping element moves perpendicular to the vertical hole and can be abutted against the side surface of the test tube in the vertical hole; clamping driving piece: the clamping driving piece is fixed on the side face of the fixed frame, the moving end of the clamping driving piece is provided with screw threads, the corresponding clamping element is provided with screw threads, and the clamping driving piece drives the clamping element to move through the cooperation of the screw threads and the screw threads. The utility model synchronously clamps the test tube, is convenient for opening and closing the test tube cover, and has simple structure and small volume.

Description

Test tube fixing device

Technical Field

The utility model relates to the field of detection automation, in particular to a test tube fixing device.

Background

An automated inspection station is a device in the biochemical arts that can enable automated operation of an inspection process including, but not limited to: the efficiency is higher because the mechanical operations such as storing a large number of test tubes containing the test sample, quantitatively adding the reagent into the test tubes, shaking the test tubes to make the reagent uniform, opening or screwing the test tube cover and the like are required to be repeated manually in the past; in the prior art, a test tube is clamped by the clamping jaw cylinder when the test tube cover is opened or screwed, a plurality of clamping jaw cylinders are arranged when a plurality of test tubes exist, the space in the equipment is occupied, the clamping jaw cylinders work synchronously, debugging is complex, and the failure rate is increased.

Therefore, a device capable of synchronously clamping a plurality of test tubes, which occupies a small space and has a simple structure is needed.

Disclosure of Invention

The present utility model aims to solve at least to some extent one of the technical problems in the above-described technology. Therefore, the utility model aims to provide a test tube fixing device for synchronously clamping test tubes, which is convenient for opening and closing a test tube cover, and has the advantages of simple structure and small volume.

To achieve the above object, an embodiment of the present utility model provides a test tube fixing device, including:

a fixed frame: forming a plurality of vertical holes for accommodating test tubes;

and (3) a clamping assembly: the clamping sliding pair is arranged on the side surface of the frame, and the clamping element is arranged on the clamping sliding pair; the clamping element moves perpendicular to the vertical hole and can be abutted against the side surface of the test tube in the vertical hole;

clamping driving piece: the clamping driving piece is fixed on the side face of the fixed frame, a screw thread is arranged at the moving end of the clamping driving piece, a screw thread is arranged corresponding to the clamping element, and the clamping driving piece drives the clamping element to move through the cooperation of the screw thread and the screw thread.

According to the test tube fixing device provided by the embodiment of the utility model, as the test tube is placed in the vertical hole of the fixing frame, the clamping assembly is clamped or loosened under the drive of the clamping driving piece, so that the test tube can be fixed in the clamp, and the test tube can be taken out after the clamp moves in place.

In addition, the test tube fixing device according to the embodiment of the utility model may further have the following additional technical features:

optionally, the fixed frame comprises an upper frame plate, a middle frame plate and a lower frame plate, which are sequentially connected through frame vertical rods to form a multi-layer structure; the vertical holes penetrate through the upper frame plate and the middle frame plate.

Further, the clamping sliding pairs are arranged on two sides of the middle frame plate, and the clamping elements are connected with the sliding blocks of the clamping sliding pairs and move in the space between the upper frame plate and the middle frame plate.

Optionally, the vertical hole side wall is detachably provided with an adjusting piece for adjusting the diameter of the vertical hole.

Optionally, the clamping element is equipped with the clamping piece with test tube contact position, the clamping piece is close to one side of test tube and is equipped with the V-arrangement groove along vertical.

Optionally, the device further comprises a limiting assembly, the limiting assembly comprises an induction element and a blocking element, the induction element is fixedly arranged on the fixed frame, the blocking element is arranged on the clamping element, and the clamping element moves to drive the blocking element to move in an induction area of the induction element.

Optionally, the clamping driving member is a stepper motor.

Drawings

FIG. 1 is a perspective view of a structure according to one embodiment of the present utility model;

FIG. 2 is an exploded view of an angled structure according to one embodiment of the utility model;

fig. 3 is another angular exploded view of an embodiment of the present utility model.

Description of the reference numerals:

vertical rods 15 of lower frame plate 14 of frame plate 13 in upper frame plate 12 of vertical hole 11 adjusting piece 111 of fixed frame 1

Clamping assembly 2 clamps clamping member 22 clamp 221 of sliding pair 21

Clamping drive 3

Spacing assembly 4 sensing element 41 blocking element 42

Test tube 5.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

According to the utility model, as the test tube is placed in the vertical hole of the fixed frame, the clamping assembly is clamped or loosened under the drive of the clamping driving piece, so that the test tube can be fixed in the clamp, and the test tube can be taken out after the clamp moves in place.

In order that the above-described aspects may be better understood, exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Fig. 1 to 3 are diagrams showing a multi-tube 5 clamp according to an embodiment of the present utility model, comprising:

fixing frame 1: forming a plurality of vertical holes 11 for accommodating the test tubes 5; optionally, the fixed frame 1 comprises an upper frame plate 12, a middle frame plate 13 and a lower frame plate 14, which are sequentially connected through a frame vertical rod 15 to form a multi-layer structure; vertical holes 11 extend through the upper frame plate 12 and the middle frame plate 13. Further, a clamping slide pair 21 is provided on both sides of the middle frame plate 13, and a clamping member 22 is connected to the slider of the clamping slide pair 21 and moves in the space between the upper frame plate 12 and the middle frame plate 13. When the clamp is used, the test tube 5 is clamped by other equipment and placed in the vertical hole 11, after the test tube 5 passes through the upper frame plate 12 and the middle frame plate 13, the bottom end of the clamp is abutted against the lower frame plate 14, so that the fixation of two degrees of freedom in space is realized, and in addition, the middle frame plate 13 also provides a structure capable of being fixed for the clamping sliding pair 21.

Clamping assembly 2: comprises a clamping sliding pair 21 arranged on the side surface of the frame and a clamping element 22 arranged on the clamping sliding pair 21; the clamping element 22 moves perpendicular to the vertical hole 11 and can abut against the side of the test tube 5 in the vertical hole 11; the clamping element 22 is fixed by moving on the side surface of the test tube 5, so that the test tube 5 is restrained in three directions in space, and thus the fixing is realized, alternatively, a clamping piece 221 is arranged at the contact position of the clamping element 22 and the test tube 5, a V-shaped groove is vertically arranged on one side of the clamping piece 221, which is close to the test tube 5, and the clamping piece 221 can be movably arranged on the clamping element 22 or can be elastically connected, for example, a spring is additionally arranged on a movable part so that the clamping piece 221 can reset and clamp the test tube 5.

Clamping driving member 3: the screw thread is arranged at the moving end of the clamping driving piece 3 and is provided with a screw thread corresponding to the clamping element 22, the clamping driving piece 3 drives the clamping element 22 to move through the cooperation of the screw thread and the screw thread, and the screw thread can be driven by the clamping driving piece 3 by referring to the structure of the screw pair, namely, the screw nut is correspondingly arranged on the clamping element 22. Alternatively, the grip driving member 3 is a stepping motor.

Optionally, the side wall of the vertical hole 11 is detachably provided with an adjusting member 111 for adjusting the diameter of the vertical hole 11, and the adjusting member 111 may be made of rubber or hard sponge to better match the shape of the test tube 5, and of course, the clamping member 221 described above may be provided with such an adjusting member 111.

Optionally, the test tube fixing device further comprises a limiting component 4, the limiting component 4 comprises an induction element 41 and a blocking element 42, the induction element 41 is fixedly arranged on the fixing frame 1, the blocking element 42 is arranged on the clamping element 22, the clamping element 22 moves to drive the blocking element 42 to move in an induction area of the induction element 41, specifically, the induction element 41 can be a photoelectric induction switch, and the test tube fixing device can be conveniently adapted to test tubes 5 of different specifications by adjusting the limiting element and replacing the matched clamping piece 221.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms should not be understood as necessarily being directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. Test tube fixing device, its characterized in that: comprising

2. The cuvette holder as defined in claim 1, wherein: the fixed frame comprises an upper frame plate, a middle frame plate and a lower frame plate which are sequentially connected through frame vertical rods to form a multi-layer structure; the vertical holes penetrate through the upper frame plate and the middle frame plate.

3. The cuvette holder as defined in claim 2, wherein: the clamping sliding pairs are arranged on two sides of the middle frame plate, and the clamping elements are connected with the sliding blocks of the clamping sliding pairs and move in the space between the upper frame plate and the middle frame plate.

4. The cuvette holder as defined in claim 1, wherein: the vertical hole side wall is detachably provided with an adjusting piece for adjusting the diameter of the vertical hole.

5. The cuvette holder as defined in claim 1, wherein: the clamping element is equipped with the clamping piece with test tube contact position, the clamping piece is close to one side of test tube and is equipped with the V-arrangement groove along vertical.

6. The cuvette holder as defined in claim 1, wherein: the device comprises a fixed frame, a clamping element and a limiting assembly, wherein the limiting assembly comprises an induction element and a blocking element, the induction element is fixedly arranged on the fixed frame, the blocking element is arranged on the clamping element, and the clamping element moves to drive the blocking element to move in an induction area of the induction element.

7. The cuvette holder as defined in claim 1, wherein: the clamping driving piece is a stepping motor.