CN105202218B - Upper dress formula bellows fixing ball valve - Google Patents
Upper dress formula bellows fixing ball valve Download PDFInfo
- Publication number
- CN105202218B CN105202218B CN201510706790.XA CN201510706790A CN105202218B CN 105202218 B CN105202218 B CN 105202218B CN 201510706790 A CN201510706790 A CN 201510706790A CN 105202218 B CN105202218 B CN 105202218B
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- CN
- China
- Prior art keywords
- valve
- valve seat
- bellows
- ball
- sealing shroud
- 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.)
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0689—Packings between housing and plug
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses formula bellows fixing ball valve is filled in one kind, aim to provide a kind of upper dress formula bellows fixing ball valve simple in construction, low manufacturing cost, there is high sealing performance simultaneously, its drip irrigation device is that valve body is provided with flow channel, flow pass and the valve pocket for connecting flow channel and flow pass, valve ball is provided with valve pocket, valve rod is fixedly connected with valve ball, airtight and watertight padding is installed between valve rod and bonnet, valve body is provided with valve seat keeper, and valve seat is provided with the location division being engaged with valve seat keeper;The bellows component that the one end of valve seat is provided with, bellows component includes bellows and the sealing shroud being set on bellows;The other end of valve seat and valve ball are inconsistent, and the end is arranged with leaf spring successively and adjustment is enclosed, and adjustment circle is threadedly coupled with the valve seat;The end face of sealing shroud and the madial wall of valve body are inconsistent, and other end is inconsistent with leaf spring, and when rotation adjustment circle, adjustment circle compresses sealing shroud by leaf spring.
Description
Technical field
The present invention relates to valve field, more specifically, it relates to fill formula bellows fixing ball valve in one kind.
Background technology
Ball valve is widely used in the every field such as oil, chemical industry, steel, metallurgy and electric power, relative to other control pipelines
The valve of flow of media, ball valve has the advantages that resistance of medium is small, easy to operate.Traditional two panels or three-chip type split are side-mounted solid
Ball valve is determined because of structural limitation, valve body middle chamber uses bolt connection, leak point is relatively more, assembling safeguards cumbersome, limit its online dimension
Protective function, increases stopping production risk.
Wherein for the sealing for improving ball valve, using upper dress formula fixing ball valve come instead of side-mounted fixing ball valve, upper dress
Formula ball valve is typically made up of valve body, valve seat, spheroid, valve rod, bonnet, and valve seat and spheroid can load at bonnet, bonnet and valve
Packing seal is used between bar, wherein the valve body of upper dress formula fixing ball valve is an entirety in itself, compared to two panels or three-chip type point
The valve body itself of the side-mounted fixing ball valve of body reduces by one to two leakage points and improves sealing, but valve seat is placed in valve body, wherein
The lateral wall of valve seat is arranged the inconsistent formation radial seal of the madial wall of sealing ring and valve body, and this side radial seal mode is to valve seat
Lateral wall, sealing ring, valve body madial wall requirement on machining accuracy it is high, improve ball valve manufacturing cost, sealing ring uses process
It is middle the phenomenon of seepage easily occur when wearing and tearing, reduce the sealing property of ball valve.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of simple in construction, low manufacturing cost
Upper dress formula bellows fixing ball valve, while having high sealing performance.
To achieve the above object, the invention provides following technical scheme:
Formula bellows fixing ball valve, including valve seat, valve body, valve ball, valve rod, handle and bonnet, the valve body are filled in one kind
It is provided with flow channel, flow pass and the valve pocket for connecting flow channel and flow pass, the valve pocket and is provided with valve ball, valve rod
It is fixedly connected with valve ball, airtight and watertight padding is installed between valve rod and bonnet, the valve body is provided with valve seat keeper, and the valve seat is provided with
The location division being engaged with valve seat keeper;The bellows component that the one end of the valve seat is provided with, the bellows component bag
Include bellows and the sealing shroud being set on bellows;The other end of the valve seat and valve ball are inconsistent, and the end
Leaf spring is arranged with successively and adjustment is enclosed, and the adjustment circle is threadedly coupled with the valve seat;The end face and valve body of the sealing shroud
Madial wall it is inconsistent, other end is inconsistent with leaf spring, when rotation adjustment circle, it is described adjustment circle by leaf spring compress sealing
Set.
It is of the invention further to set:The bellows-sheathed is located on valve seat, and one end and the sealing shroud of the bellows are welded
Fixed, the other end is welded and fixed with valve seat.
It is of the invention further to set:The sealing shroud is provided with gasket seal and fire-protection ring with the inconsistent end face of valve seat.
It is of the invention further to set:The end face of the bonnet towards valve body is fixedly connected with support plate, and the valve rod is passed through
Support plate is fixedly connected with valve ball.
It is of the invention further to set:The location division processes the level table to be formed, valve seat positioning for the lateral wall of valve seat
Part and the level table are inconsistent.
It is of the invention further to set:The location division processes the chute to be formed for the lateral wall of valve seat, and chute is along valve seat axle
Line direction is set, and the valve seat keeper is placed in chute.
Beneficial effect of the present invention:Sealing shroud be set on bellows and by welding be fixedly connected, then together with
Valve seat is welded and fixed to be formed in one loading valve body, then loads valve ball in valve body, and the wherein one end of valve seat and valve ball is inconsistent
Sealed, the other end is sealed by the way that the madial wall of sealing shroud and valve body is inconsistent, because valve seat is also arranged with successively
Leaf spring and adjustment are enclosed, and because the valve body is provided with valve seat keeper, the valve seat is provided with the positioning being engaged with valve seat keeper
Portion, can prevent valve seat from being rotated with respect to valve body, when rotation adjustment circle, and the adjustment circle compresses sealing shroud by leaf spring, together
When valve seat can be done towards valve ball mobile and compress valve ball so that apply close between valve seat and valve ball and between sealing shroud and valve body
Feng Li, plays sealed function, simple in construction, reduction manufacturing cost.
Brief description of the drawings
Fig. 1 is a kind of half sectional view of upper dress formula bellows fixing ball valve of the present invention;
Fig. 2 is A partial enlarged drawings in Fig. 1;
Fig. 3 is the sectional view of the valve seat of embodiment one;
Fig. 4 is the sectional view of the valve seat of embodiment two;
The structural representation that Fig. 5 encloses for adjustment.
Description of reference numerals:1st, valve seat;11st, location division;2nd, valve body;21st, flow channel;22nd, flow pass;23rd, valve pocket;
3rd, valve ball;4th, valve rod;5th, handle;6th, bonnet;7th, support plate;8th, valve seat keeper;9th, bellows component;91st, bellows;92、
Sealing shroud;10th, leaf spring;20th, adjustment circle.
Embodiment
1 to Fig. 5 dress formula bellows fixing ball valve in one kind of the invention is described in further details referring to the drawings.
Formula bellows fixing ball valve, including valve seat 1, valve body 2, valve ball 3, valve rod 4, handle 5 and bonnet 6, institute are filled in one kind
State valve body 2 and (work as ball valve with the valve pocket 23 for connecting flow channel 21 and flow pass 22 provided with flow channel 21, flow pass 22
When being used in normal temperature, hot environment, flow channel, flow pass can be exchanged), the valve pocket 23 is interior to be provided with valve ball 3, valve rod 4
It is fixedly connected with valve ball 3, airtight and watertight padding is installed between valve rod 4 and bonnet 6, the end face of bonnet 6 towards the valve body 2 is fixedly connected
There is support plate 7, the valve rod 4 is fixedly connected through support plate 7 with valve ball 3 so that the quality of valve rod 4 and be placed in support plate 7
The quality of the valve motion part of top is pressed on support plate 7, is reduced valve ball 3 and is under pressure, it is to avoid valve ball 3 is by improper active force
The problem of deformation.
The valve body 2 is provided with valve seat keeper 8, and the valve seat 1 is provided with the location division 11 being engaged with valve seat keeper 8,
The valve seat 1 being arranged in valve body 2 can be avoided to relatively rotate;Wherein described location division 11 processes for the lateral wall of valve seat 1
The level table of formation, valve seat keeper 8 and the level table are inconsistent.
The bellows component 9 that the one end of the valve seat 1 is provided with, the bellows component 9 includes bellows 91 and set
The sealing shroud 92 on bellows 91 is located at, sealing shroud 92 is set on bellows 91 and is fixedly connected by welding, institute
Bellows 91 is stated to be set on valve seat 1 and be welded and fixed, the both ends of bellows 91 respectively with valve seat 1 and sealing shroud 92
It is connected, the sealing shroud 92 is provided with gasket seal and fire-protection ring with the inconsistent end face of valve body 2, improves sealing shroud 92 and valve seat
The sealing of 1 valve body 2, it is to avoid leak.
The other end of the valve seat 1 is by inlaying a seal washer and valve ball 3 is inconsistent is sealed, and the end
Portion is arranged with leaf spring 10 and adjustment circle 20 successively, and the adjustment circle 20 is threadedly coupled with the valve seat 1;The one of the sealing shroud 92
The madial wall of end face and valve body 2 is inconsistent, and other end and leaf spring 10 are inconsistent, when rotation adjustment circle 20, the adjustment circle 20
Sealing shroud 92 is compressed by leaf spring 10.
An alternative embodiment of the invention, the embodiment is with above-described embodiment distinguishing feature:The location division
11 process the chute to be formed for the lateral wall of valve seat 1, and chute is set along the axis direction of valve seat 1, and the valve seat keeper 8 is placed in cunning
In groove.
Operation principle:The sealing shroud 92 is set on bellows 91 and is fixedly connected by welding, then together
It is welded and fixed to be formed in one loading valve body 2 with valve seat 1, then loads the one end and valve ball of valve ball 3, wherein valve seat 1 in valve body 2
3 it is inconsistent sealed, the other end is sealed by the way that the madial wall of sealing shroud 92 and valve body 2 is inconsistent, due to valve seat 1 also
Leaf spring 10 and adjustment circle 20 are arranged with successively, and because the valve body 2 is provided with valve seat keeper 8, the valve seat 1 is provided with fixed with valve seat
The location division 11 that position part 8 is engaged, can prevent valve seat 1 from being rotated with respect to valve body 2, when rotation adjustment circle 20, the adjustment
Circle 20 compresses sealing shroud 92 by leaf spring 10, while valve seat 1 can do movement towards valve ball 3 and compress valve ball 3 so that in valve seat 1
Apply sealing force between valve ball 3 and between sealing shroud 92 and valve body 2, play sealed function, simple in construction, reduction is manufactured into
This.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (6)
1. on dress formula bellows fixing ball valve in one kind, including valve seat, valve body, valve ball, valve rod, handle and bonnet, the valve body
Provided with flow channel, flow pass and the valve pocket for connecting flow channel and flow pass, be provided with valve ball in the valve pocket, valve rod with
Valve ball is fixedly connected, and airtight and watertight padding is installed between valve rod and bonnet, it is characterized in that:The valve body is provided with valve seat keeper, described
Valve seat is provided with the location division being engaged with valve seat keeper;
The bellows component that the one end of the valve seat is provided with, the bellows component includes bellows and is set in bellows
On sealing shroud;
The other end of the valve seat and valve ball are inconsistent, and the end is arranged with leaf spring successively and adjustment is enclosed, the adjustment
Circle is threadedly coupled with the valve seat;
The end face of the sealing shroud and the madial wall of valve body are inconsistent, and other end is inconsistent with leaf spring, when rotation adjustment circle,
The adjustment circle compresses sealing shroud by leaf spring.
2. formula bellows fixing ball valve is filled in one kind according to claim 1, it is characterized in that:The bellows-sheathed is located at valve
On seat, one end and the sealing shroud of the bellows are welded and fixed, and the other end is welded and fixed with valve seat.
3. formula bellows fixing ball valve is filled in one kind according to claim 2, it is characterized in that:The sealing shroud and valve body phase
The end face of conflict is provided with gasket seal and fire-protection ring.
4. formula bellows fixing ball valve is filled in one kind according to claim 1 or 2 or 3, it is characterized in that:The bonnet direction
The end face of valve body is fixedly connected with support plate, and the valve rod is fixedly connected through support plate with valve ball.
5. formula bellows fixing ball valve is filled in one kind according to claim 1 or 2 or 3, it is characterized in that:The location division is
The lateral wall of valve seat processes the level table to be formed, and valve seat keeper and the level table are inconsistent.
6. formula bellows fixing ball valve is filled in one kind according to claim 1 or 2 or 3, it is characterized in that:The location division is
The lateral wall of valve seat processes the chute to be formed, and chute is set along valve seat axis direction, and the valve seat keeper is placed in chute.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510706790.XA CN105202218B (en) | 2015-10-27 | 2015-10-27 | Upper dress formula bellows fixing ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510706790.XA CN105202218B (en) | 2015-10-27 | 2015-10-27 | Upper dress formula bellows fixing ball valve |
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CN105202218A CN105202218A (en) | 2015-12-30 |
CN105202218B true CN105202218B (en) | 2017-10-10 |
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CN201510706790.XA Active CN105202218B (en) | 2015-10-27 | 2015-10-27 | Upper dress formula bellows fixing ball valve |
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Families Citing this family (2)
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CN109764158B (en) * | 2019-03-14 | 2024-01-09 | 无锡智能自控工程股份有限公司 | High temperature resistant type four-way ball valve |
CN114688290A (en) * | 2020-12-28 | 2022-07-01 | 纳福希(上海)阀门科技有限公司 | Corrugated pipe ball valve |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102927308A (en) * | 2011-08-13 | 2013-02-13 | 余金贤 | High-temperature and high-pressure rigid sealing ball valve |
CN102364177A (en) * | 2011-10-31 | 2012-02-29 | 浙江超达阀门股份有限公司 | Ball valve of corrugated pipe |
US9816625B2 (en) * | 2013-04-26 | 2017-11-14 | Flowserve Management Company | Seal carriers for ball valves, ball valve assemblies including such seal carriers, and related methods |
DE202015001040U1 (en) * | 2014-02-12 | 2015-06-22 | Rtc Tec Baglanti Elemanlari Medikal Makine Metal Plastik Ve Insaat Sanayi Ve Ticaret Anonim Sirketi | Hose connection component without seal |
CN203979487U (en) * | 2014-07-23 | 2014-12-03 | 天津百利展发集团有限公司 | A kind of valve base sealing structure of upper dress formula cryogenic ball valve |
CN204083325U (en) * | 2014-09-02 | 2015-01-07 | 四川凯茨阀门制造有限公司 | A kind of ball valve of novel sealing structure valve seat |
CN205078828U (en) * | 2015-10-27 | 2016-03-09 | 上正阀门集团有限公司 | Ball valve is fixed to upper assembling type bellows |
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Denomination of invention: Top entry bellows fixed ball valve Effective date of registration: 20220904 Granted publication date: 20171010 Pledgee: Agricultural Bank of China Limited Yongjia County sub branch Pledgor: SUNGO VALVES GROUP Co.,Ltd. Registration number: Y2022330002130 |