CN107120442A - The valve body and valve seat connecting structure of a kind of butterfly valve - Google Patents
The valve body and valve seat connecting structure of a kind of butterfly valve Download PDFInfo
- Publication number
- CN107120442A CN107120442A CN201710471670.5A CN201710471670A CN107120442A CN 107120442 A CN107120442 A CN 107120442A CN 201710471670 A CN201710471670 A CN 201710471670A CN 107120442 A CN107120442 A CN 107120442A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- valve seat
- hole
- draw runner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
- F16K1/427—Attachment of the seat to the housing by one or more additional fixing elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of valve body of butterfly valve and valve seat connecting structure, including valve seat and valve body, the valve seat is located at the inside of valve body, through hole is offered at the top of valve body, be slidably installed the gag lever post being vertically arranged in through hole, the horizontally disposed first in command is installed with the top of gag lever post, the two ends of the first in command are installed with spring respectively, the one end of spring away from the first in command is fixedly connected with valve seat, the inwall side of valve body is installed with fixed block, through hole is offered on fixed block, through hole internal thread is provided with horizontally disposed threaded post, one end of threaded post is fixedly connected with the draw runner being vertically arranged, draw runner is located at the side of valve seat, the top and bottom of draw runner are pressed on the inwall of valve body respectively.The present invention by draw runner fixed valve base, realize installation of the valve seat in valve body, be easy to the installation and dismounting of valve seat, will not because of valve seat infringement, cause whole butterfly valve to use, saved resource, it is easy to use, it is easy to promote.
Description
Technical field
The present invention relates to the valve body and valve seat connecting structure of butterfly valve technical field, more particularly to a kind of butterfly valve.
Background technology
Butterfly valve refers to closure member（Flap or butterfly plate）For disk, one kind of open and close is reached around valve shaft rotation
Valve, it is main on pipeline to play cut-out and throttling action.Butterfly valve opening and closing element is a discoidal butterfly plate, around its own in valve body
Axis rotation so that reach open and close or regulation purpose.Butterfly valve be applied to producer, coal gas, natural gas, liquefied petroleum gas,
Various corrosivity, non-corrosive fluids are conveyed in the engineering systems such as town gas, air, chemical industry smelting and generation environment-friendly to be situated between
On the pipeline of matter, the flowing for adjusting and blocking medium.Butterfly valve classification has：Handle butterfly valve, turbine butterfly valve, Pneumatic butterfly valve, electricity
Dynamic butterfly valve etc..
Existing butterfly valve body and valve seat connection is all substantially flush type, is all extremely bothered in terms of installation and dismounting, for inspection
The personnel of repairing bring great difficulty, and valve seat is easily damaged due to bear very big hydraulic pressure, and valve seat is broken, and whole butterfly valve is just complete
Portion will be changed, and cause the waste of resource, for problem above, it is necessary to the valve body and valve seat connecting structure of a kind of butterfly valve, to meet people
Demand.
The content of the invention
The invention aims to solve shortcoming present in prior art, and the valve body and valve of a kind of butterfly valve proposed
Seat attachment structure.
To achieve these goals, present invention employs following technical scheme：
The valve body and valve seat connecting structure of a kind of butterfly valve, including valve seat and valve body, the valve seat are located at the inside of valve body, the valve
Offer and be installed with the top of the gag lever post for being slidably installed and being vertically arranged in through hole, through hole, the gag lever post at the top of body
The horizontally disposed first in command, the two ends of the first in command are installed with spring respectively, the one end of spring away from the first in command with
Valve seat is fixedly connected, and the inwall side of the valve body, which is installed with fixed block, fixed block, offers through hole, through hole internal thread
Horizontally disposed threaded post is installed, one end of threaded post is fixedly connected with the draw runner being vertically arranged, and draw runner is located at the one of valve seat
Side, the top and bottom of draw runner are pressed on the inwall of valve body respectively, and are connected with valve body slides, are opened up at the top of the draw runner
Fluted, groove is adapted with the bottom of gag lever post, is offered in the threaded post and is rotatablely equipped with level in through hole, through hole and sets
Bearing is installed with the rotating bar put, the draw runner, one end of the rotating bar is fixedly connected through through hole with bearing, institute
State and gear is installed with rotating bar, bearing and gear are sheathed in rotating bar, chute, chute are offered on the draw runner
Inside it is slidably fitted with rack, rack and pinion engagement, the valve body and offers neck, neck is adapted to the lower end of rack, institute
The top and bottom for stating threaded post is installed with symmetrically arranged handle respectively, and handle is located at the side of valve body.
It is preferred that, the bottom of the draw runner offers through hole, and the lower end of rack is contacted through through hole with neck.
It is preferred that, the other end of the rotating bar is installed with the second in command, and the second in command is decussate texture.
It is preferred that, handle Anti-slip cover is installed, handle Anti-slip cover is sheathed on handle on the handle.
It is preferred that, it is installed with waterproof washer on the valve seat.
The beneficial effects of the invention are as follows：By draw runner, to help fixed valve base, when valve seat goes wrong, gag lever post
The upper end for helping to secure draw runner is set, and the setting of rack and neck helps the lower end of fixed draw runner, and the setting of threaded post is real
Moving horizontally for draw runner is showed, the present invention realizes installation of the valve seat in valve body, be easy to valve seat by draw runner fixed valve base
Install with dismounting, will not because of valve seat infringement, cause whole butterfly valve to use, saved resource, it is easy to use, structure letter
It is single, it is easy to promote.
Brief description of the drawings
Fig. 1 is a kind of valve body of butterfly valve proposed by the present invention and the structural representation of valve seat connecting structure.
In figure：1 valve seat, 2 valve bodies, 3 gag lever posts, 4 first in command, 5 springs, 6 fixed blocks, 7 threaded posts, 8 draw runners, 9 grooves,
10 rotating bars, 11 bearings, 12 gears, 13 racks, 14 necks, 15 handles.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Reference picture 1, the valve body and valve seat connecting structure of a kind of butterfly valve, including valve seat 1 and valve body 2, valve seat 1 are located at valve body 2
Inside, the top of valve body 2 offers the gag lever post 3 for being slidably installed and being vertically arranged in through hole, through hole, and the top of gag lever post 3 is consolidated
Dingan County is equipped with the horizontally disposed first in command 4, and the two ends of the first in command 4 are installed with spring 5 respectively, and spring 5 is away from first
One end of handle 4 is fixedly connected with valve seat 1, the inwall side of valve body 2 be installed with fixed block 6, fixed block 6 offer it is logical
Hole, through hole internal thread is provided with horizontally disposed threaded post 7, and one end of threaded post 7 is fixedly connected with the draw runner 8 being vertically arranged,
Draw runner 8 is located at the side of valve seat 1, and the top and bottom of draw runner 8 are pressed on the inwall of valve body 2 respectively, and slides company with valve body 2
Connect, the top of draw runner 8 opens up fluted 9, and groove 9 is adapted with the bottom of gag lever post 3, and through hole, through hole are offered in threaded post 7
Inside it is rotatablely equipped with horizontally disposed rotating bar 10, draw runner 8 and is installed with bearing 11, through hole is run through in one end of rotating bar 10
It is fixedly connected with bearing 11, gear 12 is installed with rotating bar 10, bearing 11 and gear 12 is sheathed in rotating bar 10,
Offered on draw runner 8 and rack 13 is slidably fitted with chute, chute, rack 13 is engaged with gear 12, and neck is offered on valve body 2
14, neck 14 is adapted to the lower end of rack 13, and the top and bottom of threaded post 7 is installed with symmetrically arranged handle respectively
15, handle 15 is located at the side of valve body 2.
In the present embodiment, the bottom of draw runner 8 offers through hole, and the lower end of rack 13 is contacted through through hole with neck 14, turns
The other end of lever 10 is installed with the second in command, and the second in command is that to be provided with handle on decussate texture, handle 15 anti-skidding
Set, handle Anti-slip cover is sheathed on handle 15, waterproof washer is installed with valve seat 1, by draw runner 8, to help standing valve
Seat 1, when valve seat 1 goes wrong, the setting of gag lever post 3 is helped to secure the upper end of draw runner 8, and rack 13 is set with neck 14
Put, help the lower end of fixed draw runner 8, the setting of threaded post 7 realizes moving horizontally for draw runner 8, and the present invention is solid by draw runner 8
Determine valve seat 1, realize installation of the valve seat 1 in valve body 2, be easy to the installation and dismounting of valve seat 1, will not because of valve seat 1 infringement,
Cause whole butterfly valve to use, save resource, it is easy to use, it is simple in construction, it is easy to promote.
In the present embodiment, when needing to change valve seat 1, the pull-up first in command 4 rotates rotating bar 10, and rotating bar 10 drives
12 are rotated, and gear 12 is engaged with rack 13, and rack 13 can be withdrawn from the inside of neck 14, rotate handle 15, draw runner 8 is to away from valve
The side movement of seat 1, can very easily take out valve seat 1, also be in this way, facilitating valve seat 1 in valve body 2 when installing valve seat 1
Installation and dismounting.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (5)
1. the valve body and valve seat connecting structure of a kind of butterfly valve, including valve seat（1）And valve body（2）, it is characterised in that the valve seat
（1）Positioned at valve body（2）Inside, the valve body（2）Top offer be slidably installed in through hole, through hole be vertically arranged it is spacing
Bar（3）, the gag lever post（3）Top be installed with the horizontally disposed first in command（4）, the first in command（4）Two ends point
Spring is not installed with it（5）, spring（5）Away from the first in command（4）One end and valve seat（1）It is fixedly connected, the valve body（2）
Inwall side be installed with fixed block（6）, fixed block（6）On offer through hole, through hole internal thread is provided with horizontally disposed
Threaded post（7）, threaded post（7）One end be fixedly connected with the draw runner being vertically arranged（8）, draw runner（8）Positioned at valve seat（1）One
Side, draw runner（8）Top and bottom press on valve body respectively（2）Inwall on, and and valve body（2）It is slidably connected, the draw runner
（8）Top open up fluted（9）, groove（9）With gag lever post（3）Bottom be adapted, the threaded post（7）On offer it is logical
Horizontally disposed rotating bar is rotatablely equipped with hole, through hole（10）, the draw runner（8）On be installed with bearing（11）, it is described
Rotating bar（10）One end run through through hole and bearing（11）It is fixedly connected, the rotating bar（10）On be installed with gear
（12）, bearing（11）And gear（12）It is sheathed on rotating bar（10）On, the draw runner（8）On offer in chute, chute it is sliding
It is dynamic that rack is installed（13）, rack（13）With gear（12）Engagement, the valve body（2）On offer neck（14）, neck（14）
With rack（13）Lower end adaptation, the threaded post（7）Top and bottom be installed with symmetrically arranged handle respectively
（15）, handle（15）Positioned at valve body（2）Side.
2. the valve body and valve seat connecting structure of a kind of butterfly valve according to claim 1, it is characterised in that the draw runner（8）
Bottom offer through hole, rack（13）Lower end run through through hole and neck（14）Contact.
3. the valve body and valve seat connecting structure of a kind of butterfly valve according to claim 1, it is characterised in that the rotating bar
（10）The other end be installed with the second in command, the second in command is decussate texture.
4. the valve body and valve seat connecting structure of a kind of butterfly valve according to claim 1, it is characterised in that the handle（15）
On handle Anti-slip cover is installed, handle Anti-slip cover is sheathed on handle（15）On.
5. the valve body and valve seat connecting structure of a kind of butterfly valve according to claim 1, it is characterised in that the valve seat（1）
On be installed with waterproof washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710471670.5A CN107120442A (en) | 2017-06-20 | 2017-06-20 | The valve body and valve seat connecting structure of a kind of butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710471670.5A CN107120442A (en) | 2017-06-20 | 2017-06-20 | The valve body and valve seat connecting structure of a kind of butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107120442A true CN107120442A (en) | 2017-09-01 |
Family
ID=59718539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710471670.5A Withdrawn CN107120442A (en) | 2017-06-20 | 2017-06-20 | The valve body and valve seat connecting structure of a kind of butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107120442A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740867A (en) * | 2017-09-21 | 2018-02-27 | 安徽荣达阀门有限公司 | A kind of ultra-temperature high-pressure stop valve |
-
2017
- 2017-06-20 CN CN201710471670.5A patent/CN107120442A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740867A (en) * | 2017-09-21 | 2018-02-27 | 安徽荣达阀门有限公司 | A kind of ultra-temperature high-pressure stop valve |
| CN107740867B (en) * | 2017-09-21 | 2019-03-26 | 安徽荣达阀门有限公司 | A kind of ultra-temperature high-pressure stop valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170901 |
|
| WW01 | Invention patent application withdrawn after publication |