CN211449731U

CN211449731U - High leakproofness prevents leaking ball valve

Info

Publication number: CN211449731U
Application number: CN201922430662.3U
Authority: CN
Inventors: 万鹏程
Original assignee: Binhai Liansheng Valve Co ltd
Current assignee: Binhai Liansheng Valve Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-08
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a ball valve is prevented leaking by high leakproofness, including first valve body and fixing bolt, first valve body one side welded fastening has left ring flange, and left ring flange opposite side is provided with right ring flange, fixing bolt runs through and sets up inside right ring flange. This ball valve is prevented leaking by high leakproofness, one side of first sealing washer is closely laminated with one side of second sealing washer, the goodness of fit is higher, the leakproofness is better, and inside first spacing and the left ring flange welded fastening of first sealing washer, the spacing and the spacing welded fastening of second of the inside second of second sealing washer, avoid using the back for a long time, first sealing washer, the aversion phenomenon appears in the second sealing washer, improve the stability in use and the leakproofness of this ball valve, when infiltration phenomenon appears in first valve body and second valve body junction, can in time discover through the monitoring test paper, in time handle this ball valve, improve the service function nature and the security of this ball valve.

Description

High leakproofness prevents leaking ball valve

Technical Field

The utility model relates to a ball valve technical field specifically is a ball valve is prevented leaking by high leakproofness.

Background

The ball valve, the piece that opens and shuts (spheroid) is driven by the valve rod, and the valve of rotary motion is made to the duplex winding ball valve axis, also can be used to fluidic regulation and control, wherein have very strong shearing force between its V type ball core of hard seal V type ball valve and the metal disk seat of build-up welding carbide, specially adapted contains the fibre, the medium of small solid particle etc. and the multiple-way ball valve not only can nimble control medium's confluence, reposition of redundant personnel, and the switching of flow direction on the pipeline, also can close arbitrary passageway simultaneously and make two other passageways link to each other, this type valve generally should horizontal installation in the pipeline, the ball valve is categorised: pneumatic ball valves, electric ball valves, manual ball valves.

Ball valve in market, sealing washer contact surface are planar structure mostly, and sealing performance is relatively poor, influences the performance of ball valve, and the ball valve does not have the early warning structure of leaking, when the ball valve takes place the infiltration phenomenon, can not in time discover to handle, easily causes the problem of great safety problem, for this reason, we provide a ball valve is prevented leaking by high leakproofness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ball valve is prevented leaking by high leakproofness to solve the ball valve on the market that proposes among the above-mentioned background art, the sealing washer contact surface is planar structure mostly, and sealing performance is relatively poor, influences the performance of ball valve, and the ball valve does not have the leakage early warning structure, when the ball valve takes place the infiltration phenomenon, can not in time discover to handle, easily causes great safety problem's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ball valve is prevented leaking by high leakproofness, includes first valve body and fixing bolt, first valve body one side welded fastening has left ring flange, and left ring flange opposite side is provided with right ring flange, fixing bolt runs through and sets up inside right ring flange, and right ring flange one side welded fastening has the second valve body, left ring flange inside is provided with high seal assembly, and the left ring flange outside is provided with prevents leaking the subassembly.

Preferably, high seal assembly includes first spacing, first sealing washer, second sealing washer and the spacing of second, the bonding is fixed with first sealing washer in the first spacing outside, and is provided with the second sealing washer on one side of the first sealing washer, the inside parcel of second sealing washer is provided with the spacing of second.

Preferably, the shape structure of one side of the first sealing ring is completely matched with the shape structure of the other side of the second sealing ring, and the first sealing ring and the left flange form a fixing structure through the first limiting frame.

Preferably, prevent leaking the subassembly and including fixed welding frame, fretwork net and monitoring test paper, fixed welding frame inside welded fastening has the fretwork net, and fixed welding frame one side settles and have monitoring test paper.

Preferably, the fixed welding frame and the left flange form an integrated structure through welding, and the inner side of the fixed welding frame is tightly attached to one side of the monitoring test paper.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses one side of first sealing washer closely laminates with one side of second sealing washer, and the goodness of fit is higher, and the leakproofness is better, and the inside first spacing and the left ring flange welded fastening of first sealing washer, and the spacing welded fastening of second of the inside second of second sealing washer avoid after long-time the use, and the aversion phenomenon appears in first sealing washer, second sealing washer, improves the stability in use and the leakproofness of this ball valve.

2. The utility model discloses monitoring test paper is inside to have anhydrous copper sulfate composition, meets water and is blue by the achromatism, and monitoring test paper settles in the fretwork net inboard of fixed welding frame, when the infiltration phenomenon appears in first valve body and second valve body junction, through monitoring test paper discovery in time, in time handles this ball valve, improves the service function nature and the security of this ball valve.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is an enlarged structural view of the high seal assembly of the present invention;

fig. 3 is a schematic view of the rear view structure of the present invention.

In the figure: 1. a first valve body; 2. a left flange plate; 3. a right flange plate; 4. fixing the bolt; 5. a second valve body; 6. a high seal assembly; 601. a first limit bracket; 602. a first seal ring; 603. a second seal ring; 604. a second limiting frame; 7. a leak-proof assembly; 701. fixing a welding frame; 702. hollowing out the net; 703. and monitoring the test paper.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a high-sealing leakage-proof ball valve comprises a first valve body 1, a left flange plate 2, a right flange plate 3, a fixing bolt 4, a second valve body 5, a high-sealing assembly 6, a first limiting frame 601, a first sealing ring 602, a second sealing ring 603, a second limiting frame 604, a leakage-proof assembly 7, a fixed welding frame 701, a hollowed-out net 702 and monitoring test paper 703, wherein the left flange plate 2 is fixedly welded on one side of the first valve body 1, the right flange plate 3 is arranged on the other side of the left flange plate 2, the fixing bolt 4 penetrates through the right flange plate 3, the second valve body 5 is fixedly welded on one side of the right flange plate 3, the high-sealing assembly 6 is arranged inside the left flange plate 2, the high-sealing assembly 6 comprises the first limiting frame 601, the first sealing ring 602, the second sealing ring 603 and the second limiting frame 604, the first sealing ring 602 is fixedly bonded on the outer side of the first limiting frame 601, and the second sealing ring 603 is, the second sealing ring 603 is wrapped with a second limiting frame 604, the shape structure of one side of the first sealing ring 602 is completely matched with the shape structure of the other side of the second sealing ring 603, the first sealing ring 602 and the left flange 2 form a fixed structure through the first limiting frame 601, the contact surface of one side of the first sealing ring 602 and one side of the second sealing ring 603 is a matched saw-toothed structure, one side of the first sealing ring 602 is tightly attached to one side of the second sealing ring 603, the matching degree is higher, the sealing performance is better, the first limiting frame 601 in the first sealing ring 602 is welded and fixed with the left flange 2, the second limiting frame 604 in the second sealing ring 603 is welded and fixed with the second limiting frame 604, the phenomenon that the first sealing ring 602 and the second sealing ring 603 shift after long-time use is avoided, the use stability and the sealing performance of the ball valve are improved, the outer side of the left flange 2 is provided with a leakage-proof component 7, the anti-leakage assembly 7 comprises a fixed welding frame 701, a hollowed-out net 702 and monitoring test paper 703, the hollowed-out net 702 is welded and fixed inside the fixed welding frame 701, the monitoring test paper 703 is arranged on one side of the fixed welding frame 701, the fixed welding frame 701 and a left flange plate 2 form an integrated structure through welding, the inner side of the fixed welding frame 701 is tightly attached to one side of the monitoring test paper 703, anhydrous copper sulfate components are arranged inside the monitoring test paper 703, the monitoring test paper 703 is colorless and blue when meeting water, the monitoring test paper 703 is arranged on the inner side of the hollowed-out net 702 of the fixed welding frame 701, when a water seepage phenomenon occurs at the joint of the first valve body 1 and the second valve body 5, the water seepage phenomenon can be found in time through the monitoring test paper 703, the ball valve is timely treated.

The working principle is as follows: for the high-sealing leakage-proof ball valve, firstly, a high-sealing assembly 6 is arranged inside a left flange 2, a fixing bolt 4 penetrates through the left flange 2 and a right flange 3, one side of a first sealing ring 602 is tightly attached to one side of a second sealing ring 603, the matching degree is higher, the sealing performance is better, a first limiting frame 601 inside the first sealing ring 602 is fixedly welded with the left flange 2, a second limiting frame 604 inside the second sealing ring 603 is fixedly welded with the second limiting frame 604, the phenomenon that the first sealing ring 602 and the second sealing ring 603 shift after long-time use is avoided, the use stability and the sealing performance of the ball valve are improved, a leakage-proof assembly 7 is arranged outside the left flange 2, anhydrous copper sulfate components are arranged inside monitoring test paper 703, the monitoring test paper 703 is colorless and blue when meeting water, and is arranged inside a hollow net 702 of a fixed welding frame 701, when the water seepage phenomenon appears at the junction of the first valve body 1 and the second valve body 5, the monitoring test paper 703 can be found in time, the ball valve can be processed in time, the use functionality and the safety of the ball valve are improved, and the use process of the whole high-sealing leakage-proof ball valve is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high leakproofness prevents leaking ball valve, includes first valve body (1) and fixing bolt (4), its characterized in that: first valve body (1) one side welded fastening has left ring flange (2), and left ring flange (2) opposite side is provided with right ring flange (3), fixing bolt (4) run through set up inside right ring flange (3), and right ring flange (3) one side welded fastening has second valve body (5), left ring flange (2) inside is provided with high seal assembly (6), and the left ring flange (2) outside is provided with prevents leaking subassembly (7).

2. A high leak tightness leak-proof ball valve according to claim 1, wherein: high seal assembly (6) are including first spacing (601), first sealing washer (602), second sealing washer (603) and second spacing (604), first spacing (601) outside bonding is fixed with first sealing washer (602), and first sealing washer (602) one side is provided with second sealing washer (603), the inside parcel of second sealing washer (603) is provided with spacing (604) of second.

3. A high leak tightness leak-proof ball valve according to claim 2, wherein: the shape structure of one side of the first sealing ring (602) is completely matched with the shape structure of the other side of the second sealing ring (603), and the first sealing ring (602) and the left flange plate (2) form a fixing structure through the first limiting frame (601).

4. A high leak tightness leak-proof ball valve according to claim 1, wherein: the anti-leakage component (7) comprises a fixed welding frame (701), a hollowed-out net (702) and monitoring test paper (703), wherein the hollowed-out net (702) is welded and fixed inside the fixed welding frame (701), and the monitoring test paper (703) is arranged on one side of the fixed welding frame (701).

5. A high leak tightness leak-proof ball valve according to claim 4, wherein: the fixed welding frame (701) and the left flange plate (2) form an integrated structure through welding, and the inner side of the fixed welding frame (701) is tightly attached to one side of the monitoring test paper (703).