CN214248440U

CN214248440U - Sealing device of combined high-pressure regulating valve

Info

Publication number: CN214248440U
Application number: CN202022856727.3U
Authority: CN
Inventors: 裴印柱; 杨睿
Original assignee: Hebei Xingrun Gas Regulator Co ltd
Current assignee: Hebei Xingrun Gas Regulator Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-09-21
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a modular high-pressure regulating valve's sealing device, including pipeline, pipeline's outside cover is equipped with first sealing washer, and one side fixed mounting of first sealing washer has the sealing layer, and one side cover of sealing layer is equipped with the rubber pad, and one side fixed mounting of rubber pad has O type circle, and the blotter is installed to one side of O type circle, and the internally mounted of blotter has buffer spring, and buffer spring's one end elastic mounting has the stopper, and the outside cover of stopper is equipped with the second sealing washer. The utility model has the advantages that: o type circle and cushion through setting up are too fast at the inside velocity of flow of water pipe, reduce the pressure inequality inside the valve body and cause the extrusion inflation to the valve body, cushion the valve body through the cushion, prevent bursting of the junction of pipeline, promote the efficiency of carrying, through the gas tightness of the second sealing washer that sets up and the gas tightness of the increase pipeline of mutually supporting of third sealing washer.

Description

Sealing device of combined high-pressure regulating valve

Technical Field

The utility model relates to a high pressure regulating valve technical field specifically is a modular high pressure regulating valve's sealing device.

Background

The sealing joint of the existing combined high-pressure regulating valve is often leaked, the sealing degree is not tight, and the sealing ring and the valve body in the combined high-pressure regulating valve are also often leaked; the current combination formula high pressure regulating valve is after the valve is closed, and the velocity of flow inequality of the rivers in the valve body leads to the fact certain pressure to the governing valve, and the pressure of high pressure regulating valve inside is uneven mainly, causes waterproof pad and pipeline connection department to leak more appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular high-pressure regulating valve's sealing device, traditional high-pressure regulating valve seal degree on the existing market that the solution above-mentioned background art provided is not tight, and inside sealing washer of modular high-pressure regulating valve and valve body also often appear leaking, current modular high-pressure regulating valve is after the valve is closed, the velocity of flow inequality of the rivers in the valve body leads to the fact certain pressure to the regulating valve, mainly the pressure of high-pressure regulating valve inside is uneven, cause waterproof pad and pipe connection department, thereby the problem of leaking appears more easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a modular sealing device of high-pressure regulating valve, includes pipeline, pipeline's outside cover is equipped with first sealing washer, one side fixed mounting of first sealing washer has the sealing layer, one side cover of sealing layer is equipped with the rubber pad, one side fixed mounting of rubber pad has O type circle, the blotter is installed to one side of O type circle, the internally mounted of blotter has buffer spring, buffer spring's one end elastic mounting has the stopper, the outside cover of stopper is equipped with the second sealing washer, the second sealing washer passes through one side threaded connection of activity pin and third sealing washer.

As the utility model relates to a preferred: the inside cover of first sealing washer and second sealing washer is equipped with first waterproof circle, the bottom fixed mounting of first waterproof circle has a plurality of spring, a plurality of the bottom of spring all with the waterproof circle fixed connection of second, the sealing washer layer is installed to the bottom of the waterproof circle of second, the circular rubber circle in outside on sealing washer layer.

As the utility model relates to a preferred: the circular rubber ring is made of transparent PVC rubber.

As the utility model relates to a preferred: and a sealing waterproof pad is arranged among the second sealing ring, the movable pin and the third sealing ring.

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

1) the installation position of a water pipe and a high-pressure regulating valve is sealed through the arranged first sealing ring, so that a gap is prevented from being formed at the joint of the water pipe, the leakage at the joint is avoided, the water seepage at the internal joint of the high-pressure valve is prevented through the arrangement of the sealing layer and the rubber pad, the water entering into the valve body is ensured, the service life of the high-pressure valve is prolonged, meanwhile, the sealing performance of the valve body is improved, and the end face perpendicular to the conveying pipeline is matched with the auxiliary sealing under the action of fluid pressure and the elasticity of the compensating mechanism through the arrangement of the first waterproof ring and the spring, so that the fluid leakage is prevented;

2) o type circle and cushion through setting up are too fast at the inside velocity of flow of water pipe, reduce the pressure inequality inside the valve body and cause the extrusion inflation to the valve body, cushion the valve body through the cushion, prevent bursting of the junction of pipeline, promote the efficiency of carrying, through the gas tightness of the second sealing washer that sets up and the gas tightness of the increase pipeline of mutually supporting of third sealing washer.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the spring structure of the present invention;

in the figure: 1. a delivery conduit; 2. a first seal ring; 3. a sealing layer; 4. a rubber pad; 5. an O-shaped ring; 6. a cushion pad; 7. a buffer spring; 8. a limiting block; 9. a second seal ring; 10. a third seal ring; 11. a first waterproof ring; 12. a spring; 13. a second waterproof ring; 14. a seal ring layer; 15. a circular rubber 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. 1-3, the present invention provides a technical solution: the utility model provides a modular sealing device of high pressure regulating valve, including pipeline 1, pipeline 1's outside cover is equipped with first sealing washer 2, one side fixed mounting of first sealing washer 2 has sealing layer 3, one side cover of sealing layer 3 is equipped with rubber pad 4, one side fixed mounting of rubber pad 4 has O type circle 5, blotter 6 is installed to one side of O type circle 5, the internally mounted of blotter 6 has buffer spring 7, buffer spring 7's one end elastic mounting has stopper 8, stopper 8's outside cover is equipped with second sealing washer 9, second sealing washer 9 is through one side threaded connection of activity pin and third sealing washer 10.

When the combined high-pressure regulating valve is used specifically, the joint of two water pipes where the combined high-pressure regulating valve is installed is firstly sealed through the arranged first sealing ring 2, so that the joint of the water pipes is prevented from having gaps, the waste of water resources is avoided, the internal joint of the high-pressure valve is prevented from seeping water through the arranged sealing layer 3 and the rubber pad 4, the internal water of the valve body is ensured to enter, the service life of the high-pressure valve is prolonged, meanwhile, the sealing performance of the valve body is improved, the flow velocity in the water pipes is too high through the arranged O-shaped ring 5 and the buffer pad 6, or the valve body is extruded and expanded due to overlarge pressure, the valve body needs to be buffered and fixed, the burst of the joint of the pipelines is prevented, the conveying efficiency is improved, and through the arrangement of the buffer spring 7 and the limiting block 8, the friction collision between the O-shaped ring 5 and the limiting block 8 is weakened by the buffer spring 7 in the specific shaking process, the air tightness of the pipeline is increased by the mutual matching of the arranged second sealing ring 9 and the third sealing ring 10.

In this embodiment: inside cover of first sealing washer 2 and second sealing washer 9 is equipped with first waterproof circle 11, and the bottom fixed mounting of first waterproof circle 11 has a plurality of spring 12, and the bottom of a plurality of spring 12 all with the waterproof circle 13 fixed connection of second, and the seal ring layer 14 is installed to the bottom of the waterproof circle 13 of second, the circular rubber circle 15 in the outside of seal ring layer 14.

When the sealing device is used specifically, the first waterproof ring 11 and the spring 12 are arranged to be matched with each other, so that the end face of the conveying pipeline 1 perpendicular to the conveying pipeline is matched with auxiliary sealing under the action of fluid pressure and the elasticity of a compensation mechanism, fluid leakage is prevented, the second waterproof ring 13, the sealing ring layer 14 and the circular rubber ring 15 are arranged to be matched with each other, the circular rubber ring 15 is used for auxiliary sealing in light sealing, and the spring 12 is required to be used for meeting the requirement of loading elasticity to seal and plug the high-pressure valve.

In this embodiment: the circular rubber ring 15 is made of transparent PVC rubber.

During specific use, the transparent PVC rubber material through setting up is convenient for carry out the shutoff to high-pressure valve inside, prevents to leak.

In this embodiment: and a sealing waterproof pad is arranged among the second sealing ring 9, the movable pin and the third sealing ring 10.

When the waterproof sealing pad is used specifically, water seepage at the connecting interface is avoided through the arranged waterproof sealing pad.

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 and equivalents may be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a modular sealing device of high pressure regulating valve, includes pipeline (1), its characterized in that, the outside cover of pipeline (1) is equipped with first sealing washer (2), one side fixed mounting of first sealing washer (2) has sealing layer (3), one side cover of sealing layer (3) is equipped with rubber pad (4), one side fixed mounting of rubber pad (4) has O type circle (5), blotter (6) are installed to one side of O type circle (5), the internally mounted of blotter (6) has buffer spring (7), one end elastic mounting of buffer spring (7) has stopper (8), the outside cover of stopper (8) is equipped with second sealing washer (9), second sealing washer (9) are through one side threaded connection of activity pin and third sealing washer (10).

2. The sealing device of a combined high-pressure regulator valve according to claim 1, wherein: the inside cover of first sealing washer (2) and second sealing washer (9) is equipped with first waterproof circle (11), the bottom fixed mounting of first waterproof circle (11) has a plurality of spring (12), a plurality of the bottom of spring (12) all with waterproof circle (13) fixed connection of second, seal ring layer (14) are installed to the bottom of waterproof circle of second (13), the circular rubber circle in outside (15) of seal ring layer (14).

3. The sealing device of a combined high-pressure regulator valve according to claim 2, wherein: the round rubber ring (15) is made of transparent PVC rubber.

4. The sealing device of a combined high-pressure regulator valve according to claim 1, wherein: and a sealing waterproof pad is arranged among the second sealing ring (9), the movable pin and the third sealing ring (10).