CN211010298U

CN211010298U - Sealing device for valve connection

Info

Publication number: CN211010298U
Application number: CN201922054999.9U
Authority: CN
Inventors: 孙婧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-14
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to the technical field of valve connection, in particular to a sealing device for valve connection, which comprises a valve main body and a water pipe, wherein the left end and the right end of the valve main body are fixedly connected with a second flange, one end of the second flange is fixedly connected with a first flange through a bolt, one end of the first flange is fixedly connected with the water pipe, and the outer sides of the first flange and the second flange are respectively provided with a fixing ring, the sealing and water stopping of the gap between the semi-water stopping ring and the first flange and the gap between the semi-water stopping ring and the second flange are realized.

Description

Sealing device for valve connection

Technical Field

The utility model relates to a technical field is connected to the valve, specifically is a sealing device is used in valve connection.

Background

The valves are control components in fluid delivery systems, have functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure, and the like, are used for valves of fluid control systems, from the simplest stop valves to various valves used in extremely complex automatic control systems, have quite a variety of varieties and specifications, can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and are divided into cast iron valves, cast steel valves, stainless steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard custom valves and the like according to materials.

The pipeline valve that appears at present all is through flange joint above the flange above the valve and the pipeline together, current valve and pipe connection back together, do not do sealed processing to the junction gap between valve and the pipeline, the phenomenon of infiltration appears easily in the long-time rivers impact back in the junction of valve and pipeline, lead to appearing the bad phenomenon of leakproofness between valve and the pipeline, influence the normal use of valve and pipeline, appear behind the phenomenon of infiltration, also can lead to valve and pipe connection department to appear the phenomenon of corrosion simultaneously, therefore, propose a sealing device for valve connection to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealing device is used in valve connection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a sealing device is used in valve connection, includes valve main part and water pipe, the equal fixedly connected with second flange in both ends about the valve main part, the first flange of bolt fixedly connected with is passed through to the one end of second flange, the one end fixedly connected with water pipe of first flange, the outside of first flange and second flange all is provided with solid fixed ring.

Preferably, the equal screwed connection in both ends inboard has the adjusting screw that the level set up about solid fixed ring, adjusting screw's outside screwed connection has the clamping ring, and clamping ring and solid fixed ring looks block, gu fixed ring has all seted up the spout in both ends inboard about, gu fixed ring's inboard threaded hole is seted up, and the screw hole setting is in the inboard of spout, and the clamping ring passes through spout and solid fixed ring looks block, and adjusting screw passes through screw hole and solid fixed ring screwed connection.

Preferably, the telescopic link of the vertical setting of the inboard fixedly connected with in one end of clamping ring, the other end fixedly connected with dop of telescopic link, the outside of telescopic link is provided with the spring, and the both ends of spring respectively with clamping ring and dop fixed connection, the bottom block of dop has the cardboard.

Preferably, the one end fixedly connected with spacing ring of cardboard, the one end fixedly connected with sealing ring of spacing ring, the one end fixedly connected with go-between of spacing ring, and the go-between runs through the sealing ring, and the sealing ring is made by the rubber ring of rubber material.

Preferably, the inboard fixedly connected with of solid fixed ring half seal ring, and half seal ring is made by the rubber pad of rubber material, and half seal ring about both ends inboard all seted up ring groove, and half seal ring passes through ring groove and go-between looks block.

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

1. the utility model discloses in, through telescopic link, spring, dop and the cardboard that sets up, it is fixed to carry out the block through spring drive telescopic link and dop to the cardboard, and the staff of being convenient for installs the cardboard and dismantles, and then the staff of being convenient for is to the installation of spacing ring and sealing ring to the staff's of being convenient for use.

2. The utility model discloses in, through the semi-seal ring that sets up, the clamping ring, the sealing ring, the spacing ring, go-between and solid fixed ring, it fixes the gap outside between first flange and second flange to drive semi-seal ring through two upper and lower solid fixed rings, it is sealed to the stagnant water of first flange and second flange to realize through semi-seal ring, prevent to appear the phenomenon of infiltration between first flange and the second flange, it links together with semi-seal ring to make the sealing ring pass through the go-between through the clamping ring simultaneously, the sealed stagnant water in the gap between semi-seal ring and first flange and the second flange has been realized, the leakproofness between first flange and the second flange has further been improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the fixing ring of the present invention;

FIG. 3 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 2B according to the present invention;

fig. 5 is a schematic view of the installation structure of the semi-water stop ring of the present invention.

In the figure: 1-a valve main body, 2-a fixed ring, 3-a semi-water stop ring, 4-a pressure ring, 5-a water pipe, 6-an adjusting screw, 7-a chute, 8-a threaded hole, 9-a sealing ring, 10-a limiting ring, 11-a telescopic rod, 12-a spring, 13-a chuck, 14-a clamping plate, 15-a first flange, 16-a second flange and 17-a connecting ring.

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. 1-5, the present invention provides a technical solution:

the utility model provides a sealing device is used in valve connection, includes valve main part 1 and water pipe 5, the equal fixedly connected with second flange 16 in both ends about valve main part 1, the first flange 15 of bolt fixedly connected with is passed through to the one end of second flange 16, the one end fixedly connected with water pipe 5 of first flange 15, first flange 15 all is provided with solid fixed ring 2 with the outside of second flange 16.

The inner sides of the left end and the right end of the fixing ring 2 are spirally connected with adjusting screws 6 which are horizontally arranged, the outer side of each adjusting screw 6 is spirally connected with a pressing ring 4, the pressing ring 4 is clamped with the fixing ring 2, the inner sides of the left end and the right end of the fixing ring 2 are respectively provided with a sliding groove 7, the inner side of the fixing ring 2 is provided with a threaded hole 8, the threaded hole 8 is arranged at the inner side of the sliding groove 7, the pressing ring 4 is clamped with the fixing ring 2 through the sliding groove 7, the adjusting screws 6 are spirally connected with the fixing ring 2 through the threaded holes 8, the pressing ring 4 and the fixing ring 2 can be fixed together through the adjusting screws 6, the phenomenon that the pressing ring 4 shakes or falls off during working is ensured, the inner side of one end of the pressing ring 4 is fixedly connected with a vertically arranged telescopic rod 11, and both ends of the spring 12 are respectively fixedly connected with the pressing ring 4 and the chuck 13, the bottom end of the chuck 13 is clamped with the chuck plate 14, the spring 12 can drive the telescopic rod 11 and the chuck 13 to realize the limiting fixation of the chuck plate 14, the phenomenon that the chuck plate 14 is loosened in the installation process is prevented, one end of the chuck plate 14 is fixedly connected with the spacing ring 10, one end of the spacing ring 10 is fixedly connected with the sealing ring 9, one end of the spacing ring 10 is fixedly connected with the connecting ring 17, the connecting ring 17 penetrates through the sealing ring 9, the sealing ring 9 is made of rubber ring made of rubber material, the spacing ring 10 can drive the sealing ring 9 to be tightly attached to the first flange 15 and the second flange 16, the inner side of the fixing ring 2 is fixedly connected with the semi-water-stopping ring 3, the semi-water-stopping ring 3 is made of rubber pad made of rubber material, and the inner sides of, and half seal ring 3 passes through ring groove and go-between 17 looks block, prevents through go-between 17 that water from flowing out through the gap between half seal ring 3 and the sealing ring 9, increases the leakproofness between half seal ring 3 and the sealing ring 9.

The working process is as follows: in the utility model, when the joint between the valve main body 1 and the water pipe 5 needs to be sealed, the worker firstly places the fixing rings fixed with the semi-water-stop ring 3 on the upper and lower sides of the first flange 15 and the second flange 16 of the joint between the valve main body 1 and the water pipe 5 respectively, and makes the semi-water-stop ring 3 cover the gap between the first flange 15 and the second flange 16, then fixes the fixing rings 2 on the upper and lower sides together through nuts and bolts, and simultaneously makes the semi-water-stop ring 3 tightly attached to the first flange 15 and the second flange 16 through the fixing rings 2, then the worker inserts the clamping plate 14 fixed with the sealing ring 9, the limiting ring 10 and the connecting ring 17 into the inner side of the clamping ring 4, and simultaneously the clamping head 13 on the inner side of the clamping ring 4 can be clamped with the clamping plate 14 under the action of the spring 12 and the telescopic rod 11, thereby realizing the temporary limiting and fixing of the clamping plate 14, then a worker holds the pressing ring 4 to insert into the inner side of a sliding groove 7 stored in the fixing ring 2, the pressing ring 4 inserts the connecting ring 17 into a clamping groove of the fixing ring 2 through the clamping plate 14, the limiting ring 10 and the sealing ring 9, then the worker inserts the adjusting screw 6 into the inner side of a threaded hole 8 in the fixing ring 2 through the pressing ring 4, then the adjusting screw 6 is rotated to fix the pressing ring 4 and the fixing ring 2 together, the sealing rings 9 on the left side and the right side are respectively tightly attached to the first flange 15 and the second flange 16 through the clamping plate 14 and the limiting ring 10 by the pressing ring 4, the semi-water-stop ring 3 is used for realizing water stop sealing of the first flange 15 and the second flange 16, the water seepage phenomenon between the first flange 15 and the second flange 16 is prevented, meanwhile, the sealing rings 9 are connected with the semi-water-stop ring 3 through the pressing ring 4 through the connecting ring 17, and sealing and water stop of a gap between the semi-, the sealing between the first flange 15 and the second flange 16 is further improved.

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 sealing device is used in valve connection, includes valve main part (1) and water pipe (5), its characterized in that: the equal fixedly connected with second flange (16) in both ends about valve main part (1), bolt fixedly connected with first flange (15) are passed through to the one end of second flange (16), the one end fixedly connected with water pipe (5) of first flange (15), the outside of first flange (15) and second flange (16) all is provided with solid fixed ring (2).

2. The sealing device for valve connection according to claim 1, wherein: the utility model discloses a set up solid fixed ring (2), including solid fixed ring (2), the inboard equal screwed connection in both ends has adjusting screw (6) that the level set up about solid fixed ring (2), the outside screwed connection of adjusting screw (6) has clamping ring (4), and clamping ring (4) and solid fixed ring (2) looks block, both ends inboard has all seted up spout (7) about solid fixed ring (2), the inboard of solid fixed ring (2) set up threaded hole (8), and threaded hole (8) set up the inboard at spout (7), and clamping ring (4) pass through spout (7) and solid fixed ring (2) looks block, and adjusting screw (6) pass through threaded hole (8) and solid fixed ring (2) screwed connection.

3. The sealing device for valve connection according to claim 2, wherein: the utility model discloses a clamping device, including clamping ring (4), the inboard telescopic link (11) of the vertical setting of the inboard fixedly connected with of one end of clamping ring (4), the other end fixedly connected with dop (13) of telescopic link (11), the outside of telescopic link (11) is provided with spring (12), and the both ends of spring (12) respectively with clamping ring (4) and dop (13) fixed connection, the bottom block of dop (13) has cardboard (14).

4. A sealing device for valve connection according to claim 3, wherein: the one end fixedly connected with spacing ring (10) of cardboard (14), the one end fixedly connected with sealing ring (9) of spacing ring (10), the one end fixedly connected with go-between (17) of spacing ring (10), and go-between (17) run through sealing ring (9), and sealing ring (9) are made by the rubber ring of rubber material.

5. The sealing device for valve connection according to claim 1, wherein: the inboard fixedly connected with of solid fixed ring (2) partly seals up ring (3), and partly seals up ring (3) and is made by the rubber pad of rubber material, and half seals up ring (3) about both ends inboard have all seted up ring groove, and half seals up ring (3) through ring groove and go-between (17) looks block.