CN216242548U

CN216242548U - Pipeline connecting valve for hydrogen preparation

Info

Publication number: CN216242548U
Application number: CN202122066706.6U
Authority: CN
Inventors: 陈祥
Original assignee: Shanghai Weixun Engineering Technology Co ltd
Current assignee: Shanghai Weixun Engineering Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-04-08
Anticipated expiration: 2031-08-30

Abstract

The utility model belongs to the technical field of gas preparation, and particularly relates to a pipeline connecting valve for hydrogen preparation. Make outside pipeline inwards remove compacter more, thereby can increase the stability and the leakproofness of connection, prevent gas leakage, and set up anti-skidding bulge loop in the inside of rubber ring, be for increasing its antiskid nature, prevent that outside pipeline from appearing the slip phenomenon in the inside of second connecting pipe, and through rotating the cross screw post, make the cross screw post drive the clamp splice and remove, thereby make the clamp splice be close to each other and fix outside pipeline, make the inside at the second connecting pipe that outside pipeline can be more stable fix, prevent not hard up landing phenomenon.

Description

Pipeline connecting valve for hydrogen preparation

Technical Field

The utility model belongs to the technical field of gas preparation, and particularly relates to a pipeline connecting valve for hydrogen preparation.

Background

Gas production is a fundamental and important skill in experimental chemistry. In some chemical reactions, gas is involved, but the gas reagent is not convenient to store, so the gas is generated by the reaction before the experiment is carried out and is used as needed.

Along with the development of science and technology, people can use a large amount of pipe connection valves usually when hydrogen is prepared, and general pipe connection valve is when using, can not be fine connect the pipeline, leads to the work of hydrogen preparation to receive the influence.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a pipeline connecting valve for hydrogen preparation, which solves the problem that the work of hydrogen preparation is influenced because a pipeline cannot be well connected when a common pipeline connecting valve is used.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pipe connection valve that hydrogen preparation was used, includes the valve body, the inside of valve body is provided with the ball valve, the surface of ball valve is provided with the axis of rotation, the one end of axis of rotation is provided with the handle, three sides of valve body are provided with first connecting pipe respectively, one side of first connecting pipe is provided with connecting device.

Preferably, connecting device is including solid fixed ring, gu fixed ring's inside is provided with the internal thread, gu one side of fixed ring is provided with the second and keeps off the ring, one side that the second kept off the ring is provided with first fender ring, and just first fender ring is located the surface of first connecting pipe, gu fixed ring's inside is provided with the second connecting pipe, the surface of second connecting pipe is provided with the external screw thread.

Preferably, one side of the second connecting pipe is provided with a sealing gasket, and the sealing gasket is positioned between the second connecting pipe and the first connecting pipe.

Preferably, the inside of second connecting pipe is provided with the rubber ring, the inside of rubber ring is provided with anti-skidding bulge loop, the appearance of rubber ring is the taper shape.

Preferably, one end of the second connecting pipe is provided with a fixing block, a cross-shaped threaded column is arranged inside the fixing block, and one end of the cross-shaped threaded column is provided with a clamping block.

Preferably, the clamping blocks are arc-shaped, and the number of the clamping blocks is four.

Preferably, the first retaining ring is located on one side of the second retaining ring, and the first retaining ring extends to the inside of the fixing ring.

Compared with the prior art, the utility model has the beneficial effects that:

make outside pipeline insert the inside of second connecting pipe, then contact with the inside rubber ring of second connecting pipe, and the rubber ring is the cavity toper, it is compacter to make outside pipeline more inwards remove, thereby can increase the stability and the leakproofness of connecting, prevent gas leakage, and set up anti-skidding bulge loop in the inside of rubber ring, be for increasing its antiskid nature, prevent that outside pipeline from appearing the slip phenomenon in the inside of second connecting pipe, and through rotating the cross screw post, make the cross screw post drive clamp splice remove, thereby make the clamp splice be close to each other and fix outside pipeline, make outside pipeline can be more stable fix in the inside of second connecting pipe, prevent not hard up landing phenomenon.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a perspective view of the first retainer ring of the present invention;

FIG. 4 is a perspective view of the ball valve of the present invention;

FIG. 5 is a first perspective view of a second connecting tube according to the present invention;

FIG. 6 is a second perspective view of the second connecting tube according to the present invention;

fig. 7 is a perspective view of the fixing ring of the present invention.

In the figure: 1, a valve body; 2 a first connecting pipe; 3, fixing a ring; 4 a second connecting pipe; 5, fixing blocks; 6, a cross-shaped threaded column; 7, clamping blocks; 8, a handle; 9 rotating the shaft; 10 a first baffle ring; 11 external threads; 12 internal threads; 13 a second baffle ring; 14 a rubber ring; 15 an anti-slip convex ring; 16 ball valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a pipe connection valve that hydrogen preparation was used, including valve body 1, valve body 1's inside is provided with ball valve 16, ball valve 16's surface is provided with axis of rotation 9, the one end of axis of rotation 9 is provided with handle 8, three sides of valve body 1 are provided with first connecting pipe 2 respectively, one side of first connecting pipe 2 is provided with connecting device, through turning handle 8, make handle 8 drive ball valve 16 through axis of rotation 9 and rotate, thereby come the direction of control flap circulation, and be provided with the tee bend, greatly increased the utilization ratio of valve, the usability is improved.

Specifically, connecting device is including solid fixed ring 3, gu fixed ring 3's inside is provided with internal thread 12, gu fixed ring 3's one side is provided with the second and keeps off ring 13, one side that the second keeps off ring 13 is provided with first fender ring 10, and first fender ring 10 is located the surface of first connecting pipe 2, gu fixed ring 3's inside is provided with second connecting pipe 4, the surface of second connecting pipe 4 is provided with external screw thread 11, through rotating solid fixed ring 3, make solid fixed ring 3 contact through internal thread 12 and the external screw thread 11 on second connecting pipe 4 surface, thereby make internal thread 12 be connected with external screw thread 11, be connected through internal thread 12 and external screw thread 11, thereby come to couple together solid fixed ring 3 and second connecting pipe 4, and through threaded connection, greatly increased the leakproofness of connection.

Specifically, one side of second connecting pipe 4 is provided with sealed the pad, and sealed the pad and lie in between second connecting pipe 4 and first connecting pipe 2, through setting up sealed the pad, is the leakproofness in order to increase the connection, prevents that hydrogen from revealing from the junction.

Specifically, the rubber ring 14 is provided inside the second connection pipe 4, the anti-slip protruding ring 15 is provided inside the rubber ring 14, the rubber ring 14 is conical in shape, by such an arrangement, the external pipe is inserted into the second connection pipe 4 and then contacts with the rubber ring 14 inside the second connection pipe 4, and the rubber ring 14 is in a hollow cone shape, the external pipe moves more and more compactly inwards, so that the stability and the sealing performance of the connection can be increased, and gas leakage is prevented, and the anti-slip protruding ring 15 is provided inside the rubber ring 14, so as to increase the anti-slip performance thereof, and prevent the external pipe from slipping inside the second connection pipe 4.

Specifically, the one end of second connecting pipe 4 is provided with fixed block 5 respectively, the inside of fixed block 5 is provided with cross screw post 6, the one end of cross screw post 6 is provided with clamp splice 7, be located the inside back of second connecting pipe 4 when the outside pipeline, through rotating cross screw post 6, make cross screw post 6 drive clamp splice 7 remove, thereby make clamp splice 7 be close to each other and fix the outside pipeline, make the inside at second connecting pipe 4 that the outside pipeline can be more stable fix, prevent not hard up landing phenomenon.

Specifically, the appearance of clamp splice 7 is the arc, and the quantity of clamp splice 7 is four, is the arc through the appearance setting with clamp splice 7, is in order to make clamp splice 7 can laminate more with external pipeline to increase the fixity of clamp splice 7 to external pipeline.

Specifically, the first retaining ring 10 is located on one side of the second retaining ring 13, and the first retaining ring 10 extends to the inside of the fixing ring 3.

The working principle and the using process of the utility model are as follows: after the pipe joint is installed, an external pipe is inserted into the second connecting pipe 4 and then is in contact with the rubber ring 14 in the second connecting pipe 4, the rubber ring 14 is in a hollow conical shape, the external pipe moves inwards and becomes compact, the connection stability and sealing performance can be improved, gas leakage is prevented, an anti-skid convex ring 15 is arranged in the rubber ring 14 to improve the anti-skid performance and prevent the external pipe from sliding in the second connecting pipe 4, the cross threaded column 6 drives the clamping blocks 7 to move by rotating the cross threaded column 6, the clamping blocks 7 are close to each other to fix the external pipe, and the external pipe can be fixed in the second connecting pipe 4 more stably.

Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pipe connection valve that hydrogen preparation was used, includes valve body (1), its characterized in that: the novel valve is characterized in that a ball valve (16) is arranged inside the valve body (1), a rotating shaft (9) is arranged on the surface of the ball valve (16), a handle (8) is arranged at one end of the rotating shaft (9), three sides of the valve body (1) are respectively provided with a first connecting pipe (2), and a connecting device is arranged on one side of the first connecting pipe (2).

2. A pipe connecting valve for hydrogen gas production according to claim 1, wherein: connecting device is including solid fixed ring (3), the inside of solid fixed ring (3) is provided with internal thread (12), one side of solid fixed ring (3) is provided with the second and keeps off ring (13), one side that the second kept off ring (13) is provided with first fender ring (10), and just first fender ring (10) is located the surface of first connecting pipe (2), the inside of solid fixed ring (3) is provided with second connecting pipe (4), the surface of second connecting pipe (4) is provided with external screw thread (11).

3. A pipe connecting valve for hydrogen gas production according to claim 2, wherein: one side of the second connecting pipe (4) is provided with a sealing gasket, and the sealing gasket is positioned between the second connecting pipe (4) and the first connecting pipe (2).

4. A pipe connecting valve for hydrogen gas production according to claim 2, wherein: the inside of second connecting pipe (4) is provided with rubber ring (14), the inside of rubber ring (14) is provided with anti-skidding bulge loop (15), the appearance of rubber ring (14) is the taper shape.

5. A pipe connecting valve for hydrogen gas production according to claim 2, wherein: one end of the second connecting pipe (4) is provided with a fixing block (5) respectively, a cross-shaped threaded column (6) is arranged inside the fixing block (5), and a clamping block (7) is arranged at one end of the cross-shaped threaded column (6).

6. The pipe connecting valve for hydrogen production according to claim 5, wherein: the clamping blocks (7) are arc-shaped, and the number of the clamping blocks (7) is four.

7. A pipe connecting valve for hydrogen gas production according to claim 2, wherein: the first retaining ring (10) is located on one side of the second retaining ring (13), and the first retaining ring (10) extends to the inside of the fixing ring (3).