CN213776538U

CN213776538U - A pneumatic ball valve for chemical industry field

Info

Publication number: CN213776538U
Application number: CN202022958567.3U
Authority: CN
Inventors: 李茉
Original assignee: Bolai Valve Changzhou Co ltd
Current assignee: Bolai Valve Changzhou Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-07-23
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a pneumatic ball valve for chemical industry field, including the ball valve body, the pneumatic mechanism of fixedly connected with on the ball valve body, the both sides of ball valve body all are provided with the pipeline, the ball valve body is installed between two pipelines, the weeping is cup jointed on the pneumatic ball valve and is held the box, ball valve body, pneumatic mechanism all are located the weeping completely and are accepted the box, the box is accepted including a pair of semi-shell to the weeping, begin on the semi-shell with pipeline assorted breach, the both ends of semi-shell all are provided with semi-ring screw thread mouth, and are a pair of threaded connection has transparent cover on the semi-ring screw thread mouth, and is a pair of be seal structure between the semi-shell and between breach and the pipeline, transparent cover and cover are transparent material. The utility model discloses a box is accepted to the weeping realizes accepting the weeping, is convenient for control the liquid of leaking, and reducible chemical industry field is because of the potential safety hazard that the leakage brought.

Description

A pneumatic ball valve for chemical industry field

Technical Field

The utility model belongs to the technical field of pneumatic ball valve, concretely relates to pneumatic ball valve for chemical industry field.

Background

Pneumatic ball valve generally includes ball valve body and pneumatic mechanism, and wherein pneumatic mechanism is used for driving the rotation of valve rod to realize opening and close of pneumatic ball valve body, pneumatic ball valve wide application in the chemical industry field.

When pneumatic ball valve is used for the chemical industry field, often installed have corrosion or poisonous liquid pipeline in, some liquid still have easily flammable characteristics, in case liquid wherein takes place to leak, the liquid of leaking is difficult to control, has great potential safety hazard, especially to the manual pneumatic ball valve of opening and close often not, because often not operating, it is more unfavorable for the discovery to take place less degree leakage.

Therefore, in order to solve the above technical problems, it is necessary to provide a pneumatic ball valve for the chemical industry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic ball valve for chemical industry field to solve foretell problem.

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

a pneumatic ball valve used in the chemical industry field comprises a ball valve body, wherein a pneumatic mechanism is fixedly connected to the ball valve body, pipelines are arranged on two sides of the ball valve body, the ball valve body is installed between the two pipelines, a liquid leakage receiving box is sleeved on the pneumatic ball valve, and the ball valve body and the pneumatic mechanism are completely located in the liquid leakage receiving box;

the leakage receiving box comprises a pair of half shells, notches matched with the pipelines are formed in the half shells, semi-ring threaded openings are formed in the two ends of each half shell, transparent covers are connected to the semi-ring threaded openings in a threaded mode, and sealing structures are arranged between the half shells and between the notches and the pipelines.

As a further improvement of the utility model, the semi-shell and the transparent cover are made of transparent materials.

As a further improvement, the transparent cover is fixedly connected with raised bars, the raised bars and the transparent cover are made of the same material.

As a further improvement of the present invention, the edge of the half shell is fixedly connected with a sealing ring.

As a further improvement, the inner wall of the half shell is fixedly connected with a limiting block, and the limiting block is contacted with the pneumatic mechanism.

As a further improvement of the utility model, a fixed paste is fixedly connected between the inner walls of the limiting block and the half shell.

As a further improvement, the utility model is used when the last connecting line that is connected with of pneumatic mechanism, still set up on the weeping bears the box with connecting line assorted second through-hole.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses a box is accepted to the weeping realizes accepting the weeping, is convenient for control the liquid of leaking, and reducible chemical industry field is because of the potential safety hazard that the leakage brought.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed 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 some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an exploded view of a pneumatic ball valve used in the chemical field according to an embodiment of the present invention;

fig. 2 is a schematic structural view illustrating an installation or disassembly process of a pneumatic ball valve used in the chemical field according to an embodiment of the present invention;

fig. 3 is a schematic view of a usage status structure of a pneumatic ball valve used in the chemical field according to an embodiment of the present invention.

In the figure: 1. the ball valve comprises a ball valve body, a pneumatic mechanism 2, a pipeline 3, a leakage receiving box 4, a half shell 401, a notch 402, a half ring threaded opening 403, a limiting block 5, a fixing paste 6, a transparent cover 7, a convex strip 8 and a sealing ring 9.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

An embodiment of the utility model discloses a pneumatic ball valve for chemical industry field, including ball valve body 1, fixedly connected with pneumatic mechanism 2 on the ball valve body 1, the both sides of ball valve body 1 all are provided with pipeline 3, and ball valve body 1 is installed between two pipelines 3, and wherein, being connected between ball valve body 1 and the pipeline 3 can be the connection of bolt and nut, for comparatively conventional connected mode among the prior art, need not extra incremental cost.

Referring to fig. 3, the leakage receiving box 4 is sleeved on the pneumatic ball valve, the ball valve body 1 and the pneumatic mechanism 2 are both completely located in the leakage receiving box 4, meanwhile, a first through hole matched with the pipeline 3 is formed in the leakage receiving box 4, and a sealing structure is arranged between the first through hole and the pipeline 3, so that the leakage receiving box 4 has certain capacity of temporarily storing liquid.

Referring to fig. 1, in particular, the leakage receiving box 4 includes a pair of half shells 401, the pair of half shells 401 cooperate with each other to form the leakage receiving box 4, and a sealing arrangement is provided between the pair of half shells 401.

Preferably, in order to achieve a relatively good sealing effect, referring to fig. 1, a sealing ring 9 is fixedly connected to an edge of the half shell 401, and the sealing ring 9 may be made of elastic rubber or silica gel material, and a certain over-win fit is provided in a mutual fit relationship, so that a relatively good sealing effect can be achieved.

In order not to interfere with the normal passage of the pipe 3, as shown in fig. 1, the half-shell 401 starts with a notch 402 matching with the pipe 3, the two notches 402 matching together and having the same shape as the cross-section of the pipe 3.

Specifically, the outer diameter of the pipeline 3 is generally a perfect circle, the inner diameter formed by the notch 402 is matched with the perfect circle, and the sealing ring 9 fixedly connected with the edge of the half shell 401 passes through the notch 402, so that the sealing between the notch 402 and the pipeline 3 can be realized, i.e. the sealing structures are respectively arranged between the pair of half shells 401 and between the notch 402 and the pipeline 3.

Referring to fig. 1, a limit block 5 is fixedly connected to the inner wall of the half shell 401, the limit block 5 contacts with the pneumatic mechanism 2, and the limit block 5 can fix the position of the half shell 401, so that the half shell 401 is not prone to tilting, and the position of the half shell 401, namely the position of the leakage receiving box 4, is easy to control.

Referring to fig. 1, in order to fix the stopper 5, a fixing sticker 6 is fixedly connected between the stopper 5 and the inner wall of the half shell 401.

Preferably, fixed 6 of pasting can be powerful double faced adhesive tape, the stopper 5 of being convenient for is fixed, and the cost is lower simultaneously, and the position of stopper 5 also is convenient for adjust according to pneumatic mechanism 2's position, also is convenient for make stopper 5 avoid the difficult button isotructure that contacts on the pneumatic mechanism 2.

Referring to fig. 1 to 2, both ends of the half shell 401 are provided with half-ring screw ports 403, a pair of half-ring screw ports 403 may form a regular circular port, and a transparent cover 7 is screwed on the pair of half-ring screw ports 403.

Specifically, the half-ring screw port 403 is provided with an external thread, the transparent cover 7 is provided with an internal thread matched with the external thread, and the transparent cover 7 is connected to the pair of half-ring screw ports 403, so that the opening of the half-ring screw port 403 can be sealed, and the pair of half shells 401 can be fixed.

Preferably, the half shell 401 and the transparent cover 7 are made of transparent materials, the transparent cover 7 is fixedly connected with a convex strip 8, the convex strip 8 and the transparent cover 7 are made of the same materials and made of transparent materials, direct observation of the states of the ball valve body 1 and the pneumatic mechanism 2 is facilitated, and meanwhile, when liquid exists in the liquid leakage receiving box 4, discovery is facilitated.

The raised lines 8 also have the effect of convex lenses, have certain amplification effect, and when the leaked liquid is colored liquid, the effect displayed by the raised lines 8 is better and prominent.

In addition, the above embodiment is only used in the case that there is no connecting pipeline between the pneumatic mechanism 2 and the outside, and when there is a connecting pipeline between the pneumatic mechanism 2 and the outside, such as a control line, a gas source pipe, etc., the liquid leakage receiving box 4 is further provided with a second through hole matched with the connecting pipeline, which is not shown in the drawing.

In use, as shown in fig. 2, after the pair of half shells 401 are completely matched, the pair of half-ring threaded openings 403 at the upper and lower ends are connected with the transparent cover 7 in a threaded manner, so that the transparent cover 7 can fix the pair of half shells 401, and the tight matching of the pair of half shells 401 can be realized, thereby ensuring the sealing property, and the pipeline 3 can also support the leakage receiving box 4.

When the ball valve body 1 itself or the junction of the ball valve body 1 and the pipeline 3 leaks, the leaked liquid can enter the leaked liquid receiving box 4 and finally flow into the transparent cover 7, and the existence of the liquid can be found more easily under the amplification effect of the convex strip 8.

According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A pneumatic ball valve used in the chemical industry field comprises a ball valve body, wherein a pneumatic mechanism is fixedly connected to the ball valve body, pipelines are arranged on two sides of the ball valve body, and the ball valve body is installed between the two pipelines;

2. The pneumatic ball valve for the chemical industry field as claimed in claim 1, wherein the half shell and the transparent cover are made of transparent materials.

3. The pneumatic ball valve used in the chemical engineering field according to claim 1, wherein a convex strip is fixedly connected to the transparent cover, and the convex strip and the transparent cover are made of the same material.

4. The pneumatic ball valve used in the chemical engineering field according to claim 1, wherein a sealing ring is fixedly connected to an edge of the half shell.

5. The pneumatic ball valve used in the chemical engineering field according to claim 1, wherein a limiting block is fixedly connected to the inner wall of the half shell, and the limiting block is in contact with a pneumatic mechanism.

6. The pneumatic ball valve used in the chemical engineering field according to claim 5, wherein a fixing paste is fixedly connected between the limiting block and the inner wall of the half shell.

7. The pneumatic ball valve used in the chemical engineering field according to claim 1, wherein when the pneumatic mechanism is connected with a connecting pipeline, the leakage receiving box is further provided with a second through hole matched with the connecting pipeline.