CN213629101U

CN213629101U - Large-traffic pilot-operated type plane stop valve

Info

Publication number: CN213629101U
Application number: CN202021957135.4U
Authority: CN
Inventors: 尚良品; 张广才
Original assignee: Anhui Zongheng Pump & Valve Manufacturing Co ltd
Current assignee: Anhui Zongheng Pump & Valve Manufacturing Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-07-06
Anticipated expiration: 2030-09-09

Abstract

The utility model relates to the technical field of stop valves, in particular to a large-flow pilot plane stop valve, which comprises a base, wherein a valve body is fixedly arranged at the center of the top of the base, a water inlet end and a water outlet end of the valve body are both communicated with a connecting pipe, a plate body is sleeved outside the surface of the connecting pipe, the bottom of the plate body is fixedly arranged with the top of the base, the outer side of the connecting pipe is communicated with a telescopic pipe, the outer side of the telescopic pipe is communicated with a first flange plate, and the top of the inner side of the plate body is in threaded connection with a screw rod; the utility model discloses a setting of base, valve body, connecting pipe, plate body, flexible pipe, first ring flange and screw rod has reached and has been convenient for carry out the purpose adjusted to the connection distance, has solved current guide's formula plane stop valve when using, and inconvenient installation is usually fixed with the connection distance of external pipeline, can not carry out nimble regulation according to actual conditions, the low problem of suitability like this.

Description

Large-traffic pilot-operated type plane stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is a large-traffic guide's formula plane stop valve.

Background

The stop valve is also called stop valve, belonging to forced sealing type valve, so when the valve is closed, it must apply pressure to valve clack to force sealing surface not to leak, when the medium is fed into the valve from below the valve clack, the resistance force which must be overcome by operation force is the friction force of valve stem and packing material and the thrust force produced by pressure of medium, the force for closing the valve is greater than the force for opening the valve, so the diameter of valve stem is greater, otherwise the failure of stem top bending can occur.

The existing pilot-operated type plane stop valve is inconvenient to install when in use, the connection distance between the existing pilot-operated type plane stop valve and an external pipeline is usually fixed, the existing pilot-operated type plane stop valve cannot be flexibly adjusted according to actual conditions, and therefore the applicability is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-traffic guide's formula plane stop valve possesses the advantage of being convenient for adjust the connection distance, has solved current guide's formula plane stop valve when using, and inconvenient installation is usually fixed with the connection distance of external pipeline, can not carry out nimble regulation according to actual conditions, the low problem of suitability like this.

In order to achieve the above object, the utility model provides a following technical scheme: a large-flow pilot-operated plane stop valve comprises a base, wherein a valve body is fixedly mounted at the center of the top of the base, a water inlet end and a water outlet end of the valve body are communicated with connecting pipes, a plate body is sleeved on the outer side of the surface of the connecting pipes, the bottom of the plate body and the top of the base are fixedly mounted, the outer side of each connecting pipe is communicated with a telescopic pipe, the outer side of each telescopic pipe is communicated with a first flange, a screw rod is in threaded connection with the top of the inner side of the plate body, and one end of the screw rod penetrates through the plate body and extends to the outside of the plate body to be supported by.

Preferably, the bottom of the inner side of the plate body is slidably connected with a sliding rod, and the outer side of the sliding rod penetrates through the plate body and extends out of the plate body to be fixedly mounted with the surface of the first flange plate.

Preferably, a second flange plate is attached to the outer side of the first flange plate, and the center of the outer side of the second flange plate is communicated with an external pipeline.

Preferably, the four corners of the outer side of the second flange are all connected with a screw rod in a threaded manner, and the inner side of the screw rod penetrates through the second flange and extends to the outer part of the second flange to be connected with the first flange in a threaded manner.

Preferably, the outer side of the first flange plate is provided with a groove, a sealing ring is embedded in the inner cavity of the groove, and the outer side of the sealing ring is attached to the inner side of the second flange plate.

Preferably, the inner side of the external pipeline penetrates through the second flange plate and the first flange plate in sequence and extends to the inner cavity of the first flange plate to be sleeved with a sealing plug, and the surface of the sealing plug is attached to the inner wall of the second flange plate.

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

1. the utility model discloses a setting of base, valve body, connecting pipe, plate body, flexible pipe, first ring flange and screw rod has reached and has been convenient for carry out the purpose adjusted to the connection distance, has solved current guide's formula plane stop valve when using, and inconvenient installation is usually fixed with the connection distance of external pipeline, can not carry out nimble regulation according to actual conditions, the low problem of suitability like this.

2. The utility model discloses a set up the slide bar, first ring flange can drive the slide bar and remove, carries on spacingly through the slip of plate body to the slide bar, prevents that the screw rod from driving first ring flange and rotates, through setting up external pipeline, external pipeline is used for and external water source intercommunication, and through setting up the lead screw, the lead screw is fixed first ring flange and second ring flange.

3. The utility model discloses a set up recess and sealing washer, the recess is used for installing and spacing to the sealing washer, and the sealing washer is with the leakproofness of connecting between first ring flange of improvement and the second ring flange, through setting up the sealing plug for improve the leakproofness between external pipeline and the first ring flange.

Drawings

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

fig. 2 is a left side view of the first flange of the present invention;

fig. 3 is a right side view of a second flange plate of the present invention;

fig. 4 is a schematic structural diagram of the sealing plug of the present invention.

In the figure: 1. a base; 2. a valve body; 3. a connecting pipe; 4. a plate body; 5. a telescopic pipe; 6. a first flange plate; 7. a screw; 8. a slide bar; 9. a second flange plate; 10. connecting a pipeline externally; 11. a screw rod; 12. a groove; 13. a seal ring; 14. and (4) sealing the plug.

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. 1-4, a large flow pilot plane stop valve comprises a base 1, a valve body 2 is fixedly installed at the center of the top of the base 1, a water inlet end and a water outlet end of the valve body 2 are both communicated with a connecting pipe 3, a plate body 4 is sleeved on the outer side of the surface of the connecting pipe 3, the bottom of the plate body 4 is fixedly installed with the top of the base 1, an extension pipe 5 is communicated with the outer side of the connecting pipe 3, a first flange 6 is communicated with the outer side of the extension pipe 5, a screw 7 is connected with the top of the inner side of the plate body 4 in a threaded manner, one end of the screw 7 penetrates through the plate body 4 and extends to the outer side of the plate body 4 to be supported by a surface bearing of the first flange 6, the purpose of conveniently adjusting the connection distance is achieved by the arrangement of the base 1, the valve body 2, the connecting pipe 3, the plate body 4, the extension, inconvenient installation, the distance of being connected with external pipeline is fixed usually, can not carry out nimble regulation according to actual conditions, the problem that the suitability is low like this.

In this embodiment, it is concrete, the inboard bottom sliding connection of plate body 4 has slide bar 8, and the outside of slide bar 8 runs through plate body 4 and extends plate body 4's the outside and the fixed surface installation of first ring flange 6, and through setting up slide bar 8, first ring flange 6 can drive slide bar 8 and remove, and it is spacing to slide bar 8's slip through plate body 4, prevents that screw rod 7 from driving first ring flange 6 and rotate.

In this embodiment, specifically, the second flange plate 9 is attached to the outer side of the first flange plate 6, the center of the outer side of the second flange plate 9 is communicated with the external pipeline 10, and the external pipeline 10 is used for being communicated with an external water source through the external pipeline 10.

In this embodiment, specifically, the four corners of the outer side of the second flange 9 are all connected with the screw rod 11 by threads, the inner side of the screw rod 11 penetrates through the second flange 9 and extends to the outer part of the second flange 9 to be connected with the first flange 6 by threads, and the screw rod 11 fixes the first flange 6 and the second flange 9 by threads.

In this embodiment, specifically, the outside of the first flange 6 is provided with a groove 12, an inner cavity of the groove 12 is embedded with a sealing ring 13, the outside of the sealing ring 13 is attached to the inside of the second flange 9, the groove 12 is used for installing and limiting the sealing ring 13 by arranging the groove 12 and the sealing ring 13, and the sealing ring 13 is used for improving the sealing performance between the first flange 6 and the second flange 9.

In this embodiment, specifically, the inner side of the external pipeline 10 sequentially penetrates through the second flange 9 and the first flange 6 and extends to the inner cavity of the first flange 6 to be sleeved with the sealing plug 14, the surface of the sealing plug 14 is attached to the inner wall of the second flange 9, and the sealing plug 14 is arranged to improve the sealing performance between the external pipeline 10 and the first flange 6.

The working principle is as follows: a user rotates the screw 7, the screw 7 rotates and moves in the plate body 4, the movement of the screw 7 pushes the first flange 6 to move, the first flange 6 drives the second flange 9 to move, the second flange 9 drives the extension tube 5 to extend, meanwhile, the second flange 9 drives the external pipeline 10 to move, so that the purpose of adjusting the installation distance is achieved, in the process of moving the first flange 6, the first flange 6 can drive the slide rod 8 to move, the slide of the slide rod 8 is limited through the plate body 4, the screw 7 is prevented from driving the first flange 6 to rotate, the first flange 6 and the second flange 9 are fixed through the screw rod 11, the first flange 6 and the second flange 9 extrude the sealing ring 13, the sealing ring 13 is used for improving the sealing property of the connection between the first flange 6 and the second flange 9, the sealing plug 14 is arranged to improve the sealing performance between the external pipe 10 and the first flange 6.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.

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 large-traffic pilot-operated formula plane stop valve, includes base (1), its characterized in that: the utility model discloses a valve plate, including base (1), water inlet end, connecting pipe (3), plate body (4) have been cup jointed in the outside on connecting pipe (3) surface, the bottom of plate body (4) and the top fixed mounting of base (1), the outside intercommunication of connecting pipe (3) has flexible pipe (5), the outside intercommunication of flexible pipe (5) has first ring flange (6), the inboard top threaded connection of plate body (4) has screw rod (7), the one end of screw rod (7) runs through plate body (4) and extends to the outside of plate body (4) and the surface bearing support of first ring flange (6).

2. A high flow pilot operated planar stop valve according to claim 1, wherein: the bottom of plate body (4) inboard sliding connection has slide bar (8), the outside of slide bar (8) runs through plate body (4) and extends the fixed surface installation of the outside of plate body (4) and first ring flange (6).

3. A high flow pilot operated planar stop valve according to claim 1, wherein: the outside laminating of first ring flange (6) has second ring flange (9), the center department in the second ring flange (9) outside intercommunication has external pipeline (10).

4. A high flow pilot operated planar stop valve according to claim 3, wherein: the screw rod (11) is connected to the four corners of the outer side of the second flange (9) in a threaded mode, the inner side of the screw rod (11) penetrates through the second flange (9) and extends to the outer portion of the second flange (9) to be connected with the first flange (6) in a threaded mode.

5. A high flow pilot operated planar stop valve according to claim 3, wherein: a groove (12) is formed in the outer side of the first flange plate (6), a sealing ring (13) is embedded in the inner cavity of the groove (12), and the outer side of the sealing ring (13) is attached to the inner side of the second flange plate (9).

6. A high flow pilot operated planar stop valve according to claim 3, wherein: the inboard of external pipeline (10) runs through second ring flange (9) and first ring flange (6) in proper order and extends to the inner chamber of first ring flange (6) and has cup jointed sealing plug (14), the surface of sealing plug (14) and the inner wall laminating of second ring flange (9).