CN215029156U

CN215029156U - Reagent tube connecting piece

Info

Publication number: CN215029156U
Application number: CN202120919338.2U
Authority: CN
Inventors: 朱海强; 胡玲; 湛嘉; 周敏雁
Original assignee: NINGBO ACADEMY OF SCIENCE AND TECHNOLOGY FOR INSPECTION AND QUARANTINE
Current assignee: NINGBO ACADEMY OF SCIENCE AND TECHNOLOGY FOR INSPECTION AND QUARANTINE
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-07
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a reagent tube connecting piece, in particular to the technical field of laboratory equipment, which comprises a body A, a body B and an adjusting device which can be used for adjusting the position between the body A and the body B; the body A and the body B have the same structure; the body A comprises a first hoop body, a second hoop body and a propping piece, and the first hoop body and the second hoop body are in telescopic connection; the number of the abutting pieces is two, and the abutting pieces are respectively arranged on the corresponding two sides of the first hoop body and the second hoop body; the tightening piece comprises a threaded rod, a tightening piece and a handle part convenient for an experimenter to rotate; the first hoop body is provided with a threaded hole which is matched with the threaded rod to penetrate through, the tightening piece is rotatably arranged at one end of the threaded rod, and the handle portion is fixedly arranged at one end, back to the tightening piece, of the threaded rod. The utility model has the advantages of can prevent that two reagent pipes that cup joint from appearing droing.

Description

Reagent tube connecting piece

Technical Field

The utility model relates to a laboratory paraphernalia technical field specifically is a reagent union coupling spare.

Background

In the laboratory handling of reagents, it is often necessary to connect two reagent tubes, such as to inject an extraction reagent into a filter cartridge. At this time, two outlet ports need to be sleeved. The liquid outlet ports of the traditional reagent tubes are designed in advance and can be directly sleeved to realize fixation.

However, while commonly used, problems also follow. Two or more than two reagent pipes are cup jointing the in-process of accomplishing, and when unexpected touching or cross liquid, the junction of reagent pipe drops easily, and then influences going on smoothly of experiment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reagent union coupling, this reagent union coupling has the advantage that can prevent that two reagent pipes that cup joint from appearing droing.

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

a reagent tube connecting piece comprises a body A, a body B and an adjusting device used for adjusting the position between the body A and the body B; the body A and the body B have the same structure; the body A comprises a first hoop body, a second hoop body and a propping piece, and the first hoop body and the second hoop body are in telescopic connection; the number of the abutting pieces is two, and the abutting pieces are respectively arranged on the corresponding two sides of the first hoop body and the second hoop body; the tightening piece comprises a threaded rod, a tightening piece and a handle part convenient for an experimenter to rotate; the first hoop body is provided with a threaded hole which is matched with the threaded rod to penetrate through, the tightening piece is rotatably arranged at one end of the threaded rod, and the handle portion is fixedly arranged at one end, back to the tightening piece, of the threaded rod.

Preferably, the elastic piece is further included, a sliding groove is formed in the first hoop body, a sliding rod matched with the sliding groove is arranged on the second hoop body, the elastic piece is sleeved on the outer side of the sliding rod, one end of the elastic piece is fixed to the first hoop body, and the other end of the elastic piece is fixed to the second hoop body.

Preferably, the adjusting device comprises an upper fixing rod, a lower telescopic rod and a sliding rail; one end of the upper fixing rod is fixed with the body A, the other end of the upper fixing rod is connected with the sliding rail in a sliding mode, one end of the lower telescopic rod is fixed with the body B, and the other end of the lower telescopic rod is fixed with the bottom end of the sliding rail.

Preferably, a sliding groove is formed in the sliding rail, a limiting sliding groove is formed in the wall of the sliding groove, and correspondingly, a limiting convex part matched with the limiting sliding groove is arranged at one end, back to the body A, of the upper fixing rod.

Preferably, the reagent tube connecting piece further comprises a limiting plug, the limiting plug is provided with a fixed convex part matched with the limiting sliding groove, and the limiting plug is fixedly embedded in the end parts of the two sides of the sliding rail.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model provides a reagent tube connecting piece accessible is fixed with two upper and lower reagent pipe correspondences respectively, can prevent that the junction of two reagent pipes from taking place to drop when receiving hydraulic pressure, influences going on of experiment.

Simultaneously, through the setting of piece that supports, can be so that the reagent pipe of different pipe diameters size all is suitable for, the rotatable threaded rod of experimenter for the outside of piece and reagent pipe that supports tightly, can realize fixing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic view showing the overall structure of a reagent tube connecting member;

FIG. 2 is a schematic view showing the overall structure of a reagent tube connecting member;

fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals:

1. the device comprises a second hoop body, a first hoop body, a sliding rod 11, a sliding rod 12, an elastic piece 13, a threaded rod 14, a handle part 15, a pressing piece 21, an upper fixing rod 22, a lower telescopic rod 23, a sliding rail 24 and a limiting plug.

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 to 3, a reagent tube connecting member comprises a body a, a body B and an adjusting device for adjusting the direction between the body a and the body B; the body A and the body B have the same structure; the body A comprises a first hoop body 10, a second hoop body 1 and a resisting piece, wherein the first hoop body 10 and the second hoop body 1 are in telescopic connection; the number of the abutting pieces is two, and the abutting pieces are respectively arranged on the corresponding two sides of the first hoop body 10 and the second hoop body 1; the abutting piece comprises a threaded rod 13, an abutting piece 15 and a handle 14 convenient for an experimenter to rotate; the first hoop body 10 is provided with a threaded hole which is matched with the threaded rod 13 to penetrate through, the abutting piece 15 is rotatably arranged at one end of the threaded rod 13, and the handle part 14 is fixedly arranged at one end, back to the abutting piece 15, of the threaded rod 13.

During the use, can embolia the cavity in the body A with the reagent pipe that the upper end is connected, and the experimenter accessible rotates stalk portion 14 for threaded rod 13 promotes to support tight piece 15 and impels towards reagent pipe wall department, and then the support tight piece 15 that both sides set up is fixed the reagent pipe clamp (the elasticity of spring is limited, when threaded rod 13 impels towards the reagent pipe, finally support tight piece 15 still can support tightly fixedly with the reagent pipe). The abutting sheet 15 may be made of soft material, such as rubber, silica gel, etc., so as to avoid breaking the reagent tube during the abutting process.

As shown in fig. 1, the reagent tube connecting member further includes an elastic member 12, a sliding groove is formed on the first hoop body 10, a sliding rod 11 adapted to the sliding groove is formed on the second hoop body 1, the elastic member 12 is sleeved outside the sliding rod 11, and one end of the elastic member is fixed to the first hoop body 10 while the other end is fixed to the second hoop body 1. The first hoop body 10 and the second hoop body 1 are elastically connected through the elastic part 12, so that an experimenter can adjust the distance between the first hoop body 10 and the second hoop body 1 according to the pipe diameters of different reagent pipes.

As shown in fig. 3, the adjusting device includes an upper fixing rod 21, a lower telescopic rod 22 and a slide rail 23; one end of the upper fixing rod 21 is fixed with the body A, the other end of the upper fixing rod is connected with the sliding rail 23 in a sliding mode, one end of the lower telescopic rod 22 is fixed with the body B, and the other end of the lower telescopic rod is fixed with the bottom end of the sliding rail 23. Experimenter's accessible is adjusted the position of dead lever 21 on slide rail 23 to realize adjusting the position about between body A, the body B. The vertical position between the body A and the body B can be adjusted by adjusting the length of the lower telescopic rod 22.

In this embodiment, the slide rail 23 is provided with a slide groove, a groove wall of the slide groove is provided with a limit slide groove, and correspondingly, one end of the upper fixing rod 21, which faces away from the body a, is provided with a limit convex part adapted to the limit slide groove. Through the cooperation between spacing spout and the spacing convex part, can prevent that upper fixing rod 21 from taking place the aversion at the slip in-process.

This embodiment still includes spacing end cap 24 in order to prevent that upper fixing pole 21 from deviating from at the slip in-process, and spacing end cap 24 is equipped with the fixed convex part with spacing spout adaptation, and spacing end cap 24 is fixed to be inlayed and is established at the both sides tip of slide rail 23.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A reagent tube connecting piece is characterized by comprising a body A, a body B and an adjusting device used for adjusting the direction between the body A and the body B;

the body A and the body B have the same structure;

the body A comprises a first hoop body (10), a second hoop body (1) and a resisting piece, wherein the first hoop body (10) and the second hoop body (1) are in telescopic connection;

the number of the abutting pieces is two, and the abutting pieces are respectively arranged on the corresponding two sides of the first hoop body (10) and the second hoop body (1);

the tightening piece comprises a threaded rod (13), a tightening piece (15) and a handle part (14) convenient for an experimenter to rotate;

be equipped with the screw hole that adaptation threaded rod (13) passed on first hoop body (10), support tight piece (15) and rotate and set up in the one end of threaded rod (13), stalk portion (14) are fixed to be set up in the one end of threaded rod (13) back to support tight piece (15).

2. The reagent tube connecting member according to claim 1, further comprising an elastic member (12), wherein the first hoop body (10) is provided with a sliding groove, the second hoop body (1) is provided with a sliding rod (11) adapted to the sliding groove, the elastic member (12) is sleeved outside the sliding rod (11), and one end of the elastic member is fixed to the first hoop body (10) and the other end of the elastic member is fixed to the second hoop body (1).

3. A reagent tube connecting member according to claim 1, wherein the adjusting means comprises an upper fixing rod (21), a lower telescopic rod (22) and a slide rail (23);

one end of the upper fixing rod (21) is fixed to the body A, the other end of the upper fixing rod is connected with the sliding rail (23) in a sliding mode, one end of the lower telescopic rod (22) is fixed to the body B, and the other end of the lower telescopic rod is fixed to the bottom end of the sliding rail (23).

4. A reagent tube connecting member according to claim 3, wherein the slide rail (23) is provided with a slide groove, the wall of the slide groove is provided with a limit slide groove, and correspondingly, the end of the upper fixing rod (21) facing away from the main body a is provided with a limit protrusion adapted to the limit slide groove.

5. The reagent tube connecting piece according to claim 3, further comprising a limiting plug (24), wherein the limiting plug (24) is provided with a fixing convex part matched with the limiting sliding groove, and the limiting plug (24) is fixedly embedded at the end parts of two sides of the sliding rail (23).