CN217927322U

CN217927322U - Stop valve with pressure release protection architecture

Info

Publication number: CN217927322U
Application number: CN202221643226.XU
Authority: CN
Inventors: 栾俊; 齐东升; 付宁; 高山; 裘明; 姜福; 刘昕杰; 赵毅; 王晓军
Original assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Current assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-29
Anticipated expiration: 2032-06-28

Abstract

The utility model relates to a stop valve technical field, in particular to stop valve with pressure release protection architecture, including ending the valve body, keeping away from with ending the valve body by the entrance point that valve body one side was equipped with in the exit end that entrance point one side was equipped with, it is equipped with the pressure release seat to end a valve body side surface, side surface fixedly connected with protrusion box around the pressure release seat, protrusion box inner chamber fixedly connected with telescopic link, telescopic link outside surface cover embedded connection has strong spring, strong spring one end fixedly connected with slide plate body, slide plate body one end fixedly connected with motion sealing block, the pressure release mouth has been seted up to pressure release seat bottom surface, the utility model discloses a set up first connecting pipe, cup joint pipe and second connecting pipe, first connecting pipe is located the pressure release mouth under, when motion sealing block moves to pressure release mouth one side, high pressure can follow the pressure release mouth and rush out this moment, and first connecting pipe can carry out the water conservancy diversion with the liquid and the gas mixture in the pressure release.

Description

Stop valve with pressure release protection architecture

Technical Field

The utility model relates to a stop valve with pressure release protection architecture belongs to stop valve technical field.

Background

The extensive application of stop valve is in the manufacturing, when being connected to stop valve and pipeline, need have the effect of certain pressure release protection, the life of extension stop valve that could be better, also reduce bursting of pipeline simultaneously, the stop valve of an automatic pressure release that mentions as authorization bulletin number CN207261749U, automatic pressure release can be carried out to this stop valve, the life of effectual extension stop valve, but when carrying out the pressure release to this stop valve, spout when gas and liquid mixture, can cause certain injury to the passerby.

The prior art has the following problems:

the existing stop valve with automatic pressure relief as the authorized notice No. CN207261749U can not better effectively block the moving sealing block when in use, can cause the damage of nearby pipelines when the moving sealing block is sprayed out, causes secondary damage, can not be better beneficial to the application of the stop valve at the required junction, and is not beneficial to popularization and use.

SUMMERY OF THE UTILITY MODEL

To solve the problems raised in the background art described above. The utility model provides a stop valve with pressure release protection architecture.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stop valve with pressure release protection architecture, include the inlet end that is equipped with on one side of the stop valve body, the stop valve body and keep away from in the exit end that inlet end one side was equipped with, the pressure release seat is equipped with to a side surface of the stop valve body, the protruding box of side surface fixedly connected with around the pressure release seat, protruding box inner chamber fixedly connected with telescopic link, telescopic link outside surface cover embedded connection has powerful spring, powerful spring one end fixedly connected with slide plate body, slide plate body one end fixedly connected with motion sealing block, the pressure release mouth has been seted up on pressure release seat bottom surface, pressure release mouth below is equipped with first connecting pipe, first connecting pipe outside surface threaded connection has the bell and spigot joint pipe, bell and spigot joint pipe inside surface threaded connection has the second connecting pipe, the protruding box keep away from in stop valve body one end fixedly connected with first calorie of post, first calorie of post one side is equipped with the second card post, second card post one end fixedly connected with safety cover.

Preferably, the telescopic rod is fixedly connected to the sliding plate body, and the corrosion-resistant layer is uniformly coated on the outer side surface of the telescopic rod.

Preferably, one end of the strong spring is fixedly connected to the sliding plate body, and one end of the strong spring, which is far away from the sliding plate body, is fixedly connected to the protruding box.

Preferably, the front side surface and the rear side surface of the inner cavity of the protruding box are provided with slideways matched with the structure size of the sliding plate body, and the outer side surface of the sliding plate body and the outer side surface of the motion sealing block are coated with sealing soft layers.

Preferably, the outer side surface of the second connecting pipe is provided with a thread layer matched with the inner side surface of the sleeve pipe, and the bottom end of the second connecting pipe is fixedly connected with a steel wire hose.

Preferably, the outer side surface of the first clamping column is in threaded connection with a lantern ring, and the inner side surface of the lantern ring is provided with a threaded layer matched with the outer side surface of the second clamping column.

Preferably, the surface coating in the safety cover outside has the soft layer of anticollision, the vertical section of safety cover is the rectangle structure.

The utility model has the advantages that:

the utility model discloses a first connecting pipe has been set up, socket joint pipe and second connecting pipe, first connecting pipe is located the pressure release mouth under, when the sealed piece of motion moves to pressure release mouth one side, the pressure release mouth rush out can be followed to high pressure this moment, first connecting pipe can carry out the water conservancy diversion with the liquid and the gas mixture in the pressure release, prevent that direct blowout from causing user's damage, it is further, through being equipped with the safety cover, first calorie of post, second calorie of post and the lantern ring, can be better play the effect of protection, under long-term high-pressure state, can cause certain damage to the sealed piece of motion, when the sealed piece rush out of motion like high pressure, can cause the damage of near pipeline or lead to the fact the harm to the personnel past, the effect of separation can be played to the safety cover, and the second card post of safety cover one side can be through the lantern ring and the spacing connection of first calorie of post, be convenient for equipment and replacement to the safety cover.

Drawings

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

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

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic structural view of the interior of the middle pressure relief seat and the protruding box of the present invention;

in the figure: 1. a stop valve body; 2. an inlet end; 3. an outlet end; 4. a protruding box; 5. a telescopic rod; 6. a strong spring; 7. a slider body; 8. moving the sealing block; 9. a pressure relief port; 10. a first connecting pipe; 11. sleeving a pipe; 12. a second connecting pipe; 13. a first clamp post; 14. second one clamping the column; 15. a protective cover; 16. a collar; 17. a pressure relief seat.

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.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a stop valve with pressure release protection architecture, including stop valve body 1, entrance point 2 that stop valve body 1 one side was equipped with keeps away from in exit end 3 that entrance point 2 one side was equipped with

stop valve body

1, 1 side surface of stop valve body is equipped with pressure release seat 17, side surface fixedly connected with protruding box 4 before the pressure release seat 17, protruding 4 inner chamber fixedly connected with telescopic link 5 of box, 5 outside surface cover scarf joints of telescopic link have

powerful spring

6, 6 one end fixedly connected with slide plate body 7 of powerful spring, 7 one end fixedly connected with motion sealing block 8 of slide plate body, pressure release mouth 9 has been seted up on 17 bottom surface of pressure release seat, pressure release mouth 9 below is equipped with first connecting

pipe

10, 10 outside surface threaded connection of first connecting pipe has connecting

pipe

11, 11 inside surface threaded connection of connecting pipe has second connecting pipe 12, protruding box 4 is kept away from 1 one end fixedly connected with first calorie of post 13 of stop valve body, first calorie of post 13 one side is equipped with second calorie of

post

14, 14 one end fixedly connected with safety cover 15 of second calorie of post.

When in use, the stop valve body 1 is taken to a proper position, then the flange plate on the inlet end 2 is connected with a pipeline, and the flange plate on the outlet end 3 is connected with another pipeline, so that the two pipelines are communicated.

As a preferred technical scheme of the utility model, the telescopic end of the telescopic rod 5 is fixedly connected with the sliding plate body 7, and the outer side surface of the telescopic rod 5 is uniformly coated with the corrosion-resistant layer; the corrosion-resistant layer is an epoxy paint layer, so that the service life of the telescopic rod 5 is prolonged better.

As a preferred technical solution of the present invention, one end of the strong spring 6 is fixedly connected to the slider body 7, and the end of the strong spring 6 away from the slider body 7 is fixedly connected to the protruding box 4; the position of the strong spring 6 is limited, and the form of the strong spring 6 is changed when the slider body 7 moves.

As a preferred technical scheme of the utility model, the front and back side surfaces of the inner cavity of the protruding box 4 are provided with slideways matched with the structure size of the sliding plate body 7, and the outer side surface of the sliding plate body 7 and the outer side surface of the motion sealing block 8 are coated with sealing soft layers; the outer side surface of the sliding plate body 7 and the outer side surface of the moving sealing block 8 are coated with sealing soft layers, the sliding plate body 7 and the slide way are effectively guaranteed to be connected in a sealing and laminating mode, the moving sealing block 8 and the inner wall of the pressure release seat 17 are also connected in a sealing and laminating mode, and air leakage from the position of the slide way is prevented.

As a preferred technical scheme of the utility model, the outer side surface of the second connecting pipe 12 is provided with a thread layer matched with the inner side surface of the sleeve pipe 11, and the bottom end of the second connecting pipe 12 is fixedly connected with a steel wire hose; the gas and liquid mixture is better guided out through a steel wire hose.

Example 2

Referring to fig. 2, the difference between the embodiment and the embodiment 1 is:

the outer side surface of the first clamping column 13 is in threaded connection with a lantern ring 16, and the inner side surface of the lantern ring 16 is provided with a threaded layer matched with the outer side surface of the second clamping column 14; the outer side surface of the protection cover 15 is coated with an anti-collision soft layer, and the vertical section of the protection cover 15 is of a rectangular structure; preferably, the collar 16 is used to limit the connection between the first latch 13 and the second latch 14, so as to limit the position of the protective cover 15.

The utility model discloses a theory of operation and use flow: during the use, carry out spacing connection with first connecting pipe 10 and second connecting pipe 12 through bell and spigot pipe 11, then carry out spacing connection with first card post 13 and second card post 14 through lantern ring 16, when the atmospheric pressure in pipeline inside is too high, atmospheric pressure promotes motion sealing block 8 and moves this moment, slide plate body 7 slides in the slide this moment, powerful spring 6 takes place to deform, telescopic link 5 stretches out, guarantee the stability of motion sealing block 8 motion, when motion sealing block 8 surpasses pressure release 9, the high pressure can be followed pressure release 9 and rushed out this moment, first connecting pipe 10 can carry out the water conservancy diversion with the gas mixture in the pressure release, prevent direct blowout from causing user's damage, it is further, under long-term high pressure state, can cause certain damage to motion sealing block 8, if the high pressure is rushed out motion sealing block 8, safety cover 15 can play the effect of separation, and second card post 14 of safety cover 15 one side can be spacing connection with first card post 13 through lantern ring 16, be convenient to the dismantlement replacement of safety cover 15.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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.

In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a stop valve with pressure release protection architecture, including stop valve body (1), entrance point (2) that stop valve body (1) one side was equipped with keep away from with stop valve body (1) exit end (3) that entrance point (2) one side was equipped with, its characterized in that: the pressure relief valve is characterized in that a pressure relief seat (17) is arranged on one side surface of the valve body (1), a front side surface and a rear side surface of the pressure relief seat (17) are fixedly connected with a protruding box (4), an inner cavity of the protruding box (4) is fixedly connected with a telescopic rod (5), an outer side surface of the telescopic rod (5) is connected with a strong spring (6) in an embedded mode, one end of the strong spring (6) is fixedly connected with a sliding plate body (7), one end of the sliding plate body (7) is fixedly connected with a moving sealing block (8), a pressure relief opening (9) is formed in the bottom surface of the pressure relief seat (17), a first connecting pipe (10) is arranged below the pressure relief opening (9), the outer side surface of the first connecting pipe (10) is connected with a sleeve pipe (11), the inner side surface of the sleeve pipe (11) is connected with a second connecting pipe (12) in a threaded mode, the protruding box (4) is kept away from a first clamping column (13) fixedly connected with one end of the valve body (1), one side of the first clamping column (13) is provided with a second clamping column (14), and one end of the second clamping column (14) is fixedly connected with a protective cover (15).

2. A shut-off valve with pressure relief protection according to claim 1, wherein: the telescopic rod (5) is fixedly connected with the sliding plate body (7), and the corrosion-resistant layer is uniformly coated on the outer side surface of the telescopic rod (5).

3. A shut-off valve with pressure relief protection according to claim 1, wherein: one end of the strong spring (6) is fixedly connected with the sliding plate body (7), and one end of the strong spring (6) far away from the sliding plate body (7) is fixedly connected with the protruding box (4).

4. A shut-off valve with pressure relief protection according to claim 1, wherein: the front side surface and the rear side surface of the inner cavity of the protruding box (4) are provided with slideways matched with the structure size of the sliding plate body (7), and the outer side surface of the sliding plate body (7) and the outer side surface of the moving sealing block (8) are coated with sealing soft layers.

5. A shut-off valve with pressure relief protection according to claim 1, wherein: the outer side surface of the second connecting pipe (12) is provided with a thread layer matched with the inner side surface of the sleeve pipe (11), and the bottom end of the second connecting pipe (12) is fixedly connected with a steel wire hose.

6. A shut-off valve with pressure relief protection according to claim 1, wherein: first calorie of post (13) outside surface threaded connection has lantern ring (16), lantern ring (16) inside surface be equipped with second calorie of post (14) outside surface assorted thread layer.

7. A shut-off valve with pressure relief protection according to claim 1, wherein: the surface coating in safety cover (15) outside has the soft layer of anticollision, safety cover (15) vertical section is the rectangle structure.