CN211901593U

CN211901593U - Valve seat convenient to install

Info

Publication number: CN211901593U
Application number: CN202020140472.8U
Authority: CN
Inventors: 蔡静
Original assignee: Kunshan Sanshuo Precision Mould Co Ltd
Current assignee: Suzhou Zhibei Electromechanical Engineering Co ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-11-10
Anticipated expiration: 2030-01-21

Abstract

The utility model relates to a valve manufacturing technical field discloses a disk seat convenient to installation, including the disk seat body, the disk seat body cover is established inside the valve body, and is in the top of disk seat body is provided with extrusion mechanism, extrusion mechanism's top is equipped with the valve gap, the top middle part of valve gap is provided with the valve rod, the valve rod runs through valve gap, extrusion mechanism in proper order and extends to the inside of disk seat body, valve gap and valve rod threaded connection. The utility model discloses an installation of disk seat body only need open the valve gap, fills in the valve body with the disk seat body inside, installs extrusion mechanism again and closes the valve gap and accomplish to the extrusion mechanism who sets up makes the connection between disk seat body and valve body inseparabler.

Description

Valve seat convenient to install

Technical Field

The utility model relates to a valve manufacturing technical field especially relates to a disk seat convenient to installation.

Background

The valve seat is a detachable surface part in the valve and is used for supporting the fully closed position of the valve core and forming a sealing pair, the diameter of the valve seat is the maximum circulation diameter of the valve, the material of the valve seat generally uses elastic sealing material and small actuating mechanism thrust to obtain bubble tightness sealing, the sealing stress of the valve seat is compressed to enable the material to be elastically deformed and to be extruded into the rough surface of a matched metal part so as to block all leakage passages, but the existing valve seat is not convenient to install, so that a lot of inconvenience is brought to installation personnel;

through retrieval, chinese patent No. CN205908828U discloses a valve seat convenient to install, which comprises a valve seat body integrally vulcanized and formed by rubber, wherein an inner circumference of the valve seat body is provided with an annular protrusion, a back of the valve seat body is integrally vulcanized and formed with an annular steel ring, and the outer part of the steel ring is provided with a rubber protrusion.

The existing valve seat has the following defects: the installation and the dismantlement of disk seat in valve inside are all comparatively hard, and the installer installation of being not convenient for has reduced installer's work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disk seat convenient to installation, the valve gap only need be opened in the installation of disk seat body, fill in the valve body with the disk seat body inside, install extrusion mechanism again and close the valve cover and accomplish to the extrusion mechanism who sets up for the inseparabler advantage of being connected between disk seat body and valve body has solved current disk seat and has all comparatively difficultly with dismantling at the inside installation of valve, and the installer installation of being not convenient for has reduced installer's work efficiency's problem.

According to the utility model discloses disk seat convenient to installation, including the disk seat body, disk seat body cover is established inside the valve body, and is in the top of disk seat body is provided with extrusion mechanism, extrusion mechanism's top is equipped with the valve gap, the top middle part of valve gap is provided with the valve rod, the valve rod runs through valve gap, extrusion mechanism in proper order and extends to the inside of disk seat body, valve gap and valve rod threaded connection.

Furthermore, a mechanical seal is arranged at the top end of the valve cover, and the mechanical seal cover is arranged on the outer wall of the valve rod.

Furthermore, the top end of the valve rod is provided with a rotating handle, and an anti-skidding sleeve is sleeved on the rotating handle.

Furthermore, the middle part level of valve body is provided with the flowing water passageway, the disk seat body sets up in the middle part of flowing water passageway, just the outer wall of disk seat body all with valve body interference fit.

Further, a plurality of through grooves are horizontally arranged on the outer wall of the valve seat body and communicated with the water flowing channel.

Furthermore, a plurality of sealing plugs are arranged on the outer wall of the lower part of the valve rod, and the width of each sealing plug is large and the sealing plugs are communicated with the through grooves.

Further, the extrusion mechanism is including setting up the connecting block on disk seat body upper portion, the connecting block upside is equipped with the bottom block, the top of bottom block is equipped with the spring, the inside extrusion inslot portion in connecting block bottom is fixed to the spring upper end.

Furthermore, elastic pieces are arranged on two sides of the upper portion of the bottom block, one ends of the two elastic pieces are hinged with the bottom block through rotating pins, and the other ends of the two elastic pieces are fixed on the side wall of the extrusion groove.

Furthermore, two side walls of the extrusion groove are inclined, and the inclination angle on the vertical surface is minus degree.

Further, the spring sleeve is established on the valve rod outer wall, just the valve rod is rotatory can be realized going up and down.

Compared with the prior art, the utility model beneficial effect who has is:

1. the valve seat body is connected with the valve body more tightly through the arranged extrusion mechanism, the valve cover only needs to be opened when the valve seat body is installed, the valve seat body is plugged into the valve body, the extrusion mechanism is installed and the valve cover is closed, under the action of the extrusion mechanism, the valve seat body is contacted with the inner wall of the valve body more compactly, the spring provides elastic force to extrude the bottom block, the connecting block generates downward acting force, and the sealing performance between the valve seat body and the valve body is ensured;

2. can enough open the logical closeness of flowing water passageway through the valve rod that sets up, the valve rod realizes going up and down when rotating, when sealing plug on the valve rod and logical groove separation, has realized the intercommunication of flowing water passageway promptly, when the sealing plug stopped logical groove, realizes that the flowing water passageway seals promptly, and is easy and simple to handle to set up mechanical seal and guarantee the leakproofness, prolong its life.

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. In the drawings:

fig. 1 is a schematic view of an installation structure of a valve seat convenient to install according to the present invention;

fig. 2 is an enlarged schematic view of the structure of the area a in fig. 1.

In the figure: the valve comprises a valve body 1, a valve seat body 2, a connecting block 3, a bottom block 4, a spring plate 5, a rotating pin 6, a spring 7, a connecting block 8, a water flowing channel 9, a valve cover 10, a valve rod 11, a through groove 12, a sealing plug 13, a mechanical seal 14, a rotating handle 15 and an extrusion groove 16.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-2, the preferred embodiment of the present invention is shown.

A valve seat convenient to install comprises a valve seat body 2, wherein the valve seat body 2 is sleeved inside a valve body 1, an extrusion mechanism is arranged at the top end of the valve seat body 2, a valve cover 10 is arranged at the top end of the extrusion mechanism, a valve rod 11 is arranged in the middle of the top end of the valve cover 10, the valve rod 11 sequentially penetrates through the valve cover 10 and the extrusion mechanism and extends into the valve seat body 2, and the valve cover 10 is in threaded connection with the valve rod 11, so that the valve rod 11 can rotate to achieve lifting adjustment;

specifically, the installation of valve seat body 2 only needs to open valve gap 10, fills in valve seat body 2 inside valve body 1, installs extrusion mechanism again and closes valve gap 10, consequently simple installation to sealed effect is good.

In this embodiment, the top of valve gap 10 is provided with mechanical seal 14, and mechanical seal 14 cover is established on the outer wall of valve rod 11, guarantees the leakproofness, and the top of valve rod 11 is provided with turning handle 15, and the cover is equipped with anti-skidding cover on the turning handle 15, and the user can enough realize the rotation of valve rod 11 valve rod through turning handle 15.

In this embodiment, the middle part level of valve body 1 is provided with flowing water passageway 9, and valve seat body 2 sets up in the middle part of flowing water passageway 9, and valve seat body 2's outer wall all with 1 interference fit of valve body, and the outer wall of valve seat body 2 is improved level and is provided with a plurality of logical grooves 12, leads to 12 intercommunication flowing water passageway 9, is provided with a plurality of sealing plugs 13 on the lower part outer wall of valve rod 11, the width of sealing plug 13 big with lead to groove 12.

In this embodiment, the extrusion mechanism is including setting up connecting block 3 on 2 upper portions of disk seat body, 3 upsides of connecting block are equipped with bottom block 4, the top of bottom block 4 is equipped with spring 7, the extrusion groove 16 inside at 8 bottoms of connecting block is fixed to spring 7 upper end, 4 upper portion both sides of bottom block all are equipped with shell fragment 5, two 5 one ends of shell fragment are all articulated with bottom block 4 through rotating pin 6, two 5 other ends of shell fragment are all fixed on the lateral wall of extrusion groove 16, the both sides wall of extrusion groove 16 all is the slope form, and the angle that inclines on vertical face is 30-45, spring 7 cover is established on 11 outer walls of valve rod, and 11 rotations of valve rod can realize going up and down, spring 7 provides elasticity extrusion bottom block 4, make connecting block 3 produce a decurrent effort, the sealing performance between disk seat body 2 and valve body 1 has.

When the technical scheme is installed, only the valve cover 10 needs to be opened, the valve seat body 2 is plugged into the valve body 1, then the extrusion mechanism is installed, and the valve cover 10 is closed, under the action of the extrusion mechanism, the contact between the valve seat body 2 and the inner wall of the valve body 1 is more compact, the spring 7 provides elastic force to extrude the bottom block 4, the connecting block 3 generates a downward acting force, the sealing performance between the valve seat body 2 and the valve body 1 is ensured, the connection between the valve seat body 2 and the valve body 1 is more tight, the valve rod 11 can open the water flowing channel 9, the valve rod 11 can lift when rotating, when the sealing plug 13 on the valve rod 11 is separated from the through groove 12, the communication of the water flowing channel 9 is realized, when the sealing plug 13 plugs the through groove 12, the water flowing channel 9 is sealed, the operation is simple and convenient, the mechanical seal 14 is arranged to ensure the sealing performance, and the service life of the water flowing channel is prolonged.

In this embodiment, the whole operation process can be controlled by a computer, and PLC and the like are added to realize automatic operation control, and in each operation link, signal feedback can be performed by setting a sensor to realize sequential execution of steps, which are conventional knowledge of the current automatic control, and are not repeated in this embodiment.

The details of the present invention are well known to those skilled in the art.

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. A valve seat convenient to installation which characterized in that: including the disk seat body, the disk seat body cover is established inside the valve body, just the top of disk seat body is provided with extrusion mechanism, extrusion mechanism's top is equipped with the valve gap, the top middle part of valve gap is provided with the valve rod, the valve rod runs through valve gap, extrusion mechanism in proper order and extends to the inside of disk seat body, valve gap and valve rod threaded connection.

2. An easy to install valve seat according to claim 1, wherein: the top end of the valve cover is provided with a mechanical seal, and the mechanical seal is arranged on the outer wall of the valve rod.

3. An easy to install valve seat according to claim 2, wherein: the top end of the valve rod is provided with a rotating handle, and an anti-skidding sleeve is sleeved on the rotating handle.

4. A valve seat for ease of installation as defined in claim 3, wherein: the middle part level of valve body is provided with the flowing water passageway, the disk seat body sets up in the middle part of flowing water passageway, just the outer wall of disk seat body all with valve body interference fit.

5. An easy to install valve seat according to claim 4, wherein: the outer wall of the valve seat body is horizontally provided with a plurality of through grooves which are communicated with a water flowing channel.

6. An easy to install valve seat according to claim 5, wherein: the outer wall of the lower part of the valve rod is provided with a plurality of sealing plugs, and the width of each sealing plug is large and the sealing plugs are communicated with the through grooves.

7. An easy to install valve seat according to any of claims 1 to 6, wherein: the extrusion mechanism is including setting up the connecting block on disk seat body upper portion, the connecting block upside is equipped with the bottom block, the top of bottom block is equipped with the spring, the spring upper end is fixed in the extrusion inslot of connecting block bottom.

8. An easy to install valve seat according to claim 7, wherein: the two sides of the upper part of the bottom block are respectively provided with an elastic sheet, one end of each elastic sheet is hinged with the bottom block through a rotating pin, and the other end of each elastic sheet is fixed on the side wall of the extrusion groove.

9. An easy to install valve seat according to claim 8, wherein: the two side walls of the extrusion groove are inclined, and the inclination angle on the vertical surface is 30-45 degrees.

10. An easy to install valve seat according to claim 9, wherein: the spring sleeve is arranged on the outer wall of the valve rod, and the valve rod can rotate to lift.