CN105202218A - Top assembly type corrugated fixed ball valve - Google Patents
Top assembly type corrugated fixed ball valve Download PDFInfo
- Publication number
- CN105202218A CN105202218A CN201510706790.XA CN201510706790A CN105202218A CN 105202218 A CN105202218 A CN 105202218A CN 201510706790 A CN201510706790 A CN 201510706790A CN 105202218 A CN105202218 A CN 105202218A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve seat
- ball
- bellows
- valve body
- 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.)
- Granted
Links
Classifications
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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
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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
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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
- F16K5/08—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 a top assembly type corrugated fixed ball valve which is simple in structure, low in manufacturing cost and high in sealing performance. According to the technical scheme, the ball valve is characterized in that a valve body is provided with an inflow channel, an outflow channel and a valve cavity communicated with the inflow channel and the outflow channel; a valve ball is disposed in the valve cavity, the valve rod is fixedly connected with the valve ball, sealing filler is arranged between the valve rod and a valve deck, a valve seat positioning element is arranged on the valve body, and a valve seat is provided with a positioning part matched with the valve seat positioning element; a corrugated pipe assembly is arranged at one end of the valve seat, and the corrugated pipe assembly comprises a corrugated pipe and a sealing sleeve arranged on the corrugated pipe in a sleeving mode; the other end of the valve seat abuts against the valve ball and is sequentially sleeved with a leaf spring and an adjusting ring, and the adjusting ring is in threaded connection with the valve seat; one end face of the sealing sleeve abuts against the inner side wall of the valve body, and the other end face of the sealing sleeve abuts against the leaf spring; when the adjusting ring rotates, the adjusting ring presses the sealing ring through the leaf spring.
Description
Technical field
The present invention relates to valve field, more particularly, it relates to a kind of upper dress formula bellows fixing ball valve.
Background technique
Ball valve is widely used in the every field such as oil, chemical industry, iron and steel, metallurgy and electric power, and relative to the valve of other control valve track medias circulation, ball valve has the advantages such as resistance of medium is little, easy to operate.Tradition two panels or the side-mounted fixing ball valve of three pieces type split are because of structural limitation, and valve body lumen uses bolt to connect, and leak point is many, and assembling is safeguarded loaded down with trivial details, limits its on-line maintenance function, increases stopping production risk.
Wherein in order to improve the sealing of ball valve, in employing, dress formula fixing ball valve replaces side-mounted fixing ball valve, upper-mounting type ball valve is generally by valve body, valve seat, spheroid, valve rod, valve gap forms, valve seat and spheroid can load from valve gap, packing seal is adopted between valve gap and valve rod, the valve body itself wherein going up dress formula fixing ball valve is an entirety, the valve body self comparing two panels or the side-mounted fixing ball valve of three pieces type split reduces by one to two leakage points and improves sealing, but valve seat is placed in valve body, the wherein inconsistent formation radial seal of the madial wall of the sheathed seal ring of the outer side wall of valve seat and valve body, the mode of radial seal is here to the outer side wall of valve seat, seal ring, the madial wall requirement on machining accuracy of valve body is high, improve ball valve manufacture cost, when there are wearing and tearing in seal ring using process, very easily there is the phenomenon of seepage, reduce the sealability of ball valve.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide the upper dress formula bellows fixing ball valve of simple, the low manufacture cost of a kind of structure, there is high sealing performance simultaneously.
For achieving the above object, the invention provides following technological scheme:
Dress formula bellows fixing ball valve in one, comprise valve seat, valve body, valve ball, valve rod, handle and valve gap, described valve body is provided with flow channel, flow pass and is communicated with the valve pocket of flow channel and flow pass, valve ball is provided with in described valve pocket, valve rod is fixedly connected with valve ball, install stuffing box packing between valve rod and valve gap, described valve body is provided with valve seat locating piece, and described valve seat is provided with the positioning part of matching with valve seat locating piece; The bellows component that one end of described valve seat is provided with, described bellows component comprises bellows and is set in the stuffing box gland on bellows; The other end and the valve ball of described valve seat are inconsistent, and this end is arranged with leaf spring and adjustment circle successively, and described adjustment circle is threaded with described valve seat; One end face of described stuffing box gland and the madial wall of valve body inconsistent, other end and leaf spring inconsistent, when rotation adjustment circle, described adjustment is enclosed by leaf spring press seal cover.
The present invention is arranged further: described bellows-sheathed is located on valve seat, and one end and the stuffing box gland of described bellows are welded and fixed, and the other end and valve seat are welded and fixed.
The present invention is arranged further: described stuffing box gland and the inconsistent end face of valve seat are provided with gasket seal and fire-protection ring.
The present invention is arranged further: described valve gap is fixedly connected with support plate towards the end face of valve body, and described valve rod is fixedly connected with valve ball through support plate.
The present invention is arranged further: described positioning part is the level table that the outer side wall of valve seat is processed to form, valve seat locating piece and this level table inconsistent.
The present invention is arranged further: described positioning part is the chute that the outer side wall of valve seat is processed to form, and chute is arranged along valve seat axial direction, and described valve seat locating piece is placed in chute.
Beneficial effect of the present invention: stuffing box gland to be set on bellows and to be fixed connection by welding, being welded and fixed with valve seat together to be formed integrally loads in valve body again, valve ball is loaded again in valve body, wherein valve seat an end and valve ball is inconsistent seals, the other end seals by the madial wall of stuffing box gland and valve body is inconsistent, because valve seat is also arranged with leaf spring and adjustment circle successively, because described valve body is provided with valve seat locating piece, described valve seat is provided with the positioning part of matching with valve seat locating piece, can prevent the relative valve body of valve seat from rotating, when rotation adjustment circle, described adjustment circle is by leaf spring press seal cover, valve seat can do towards valve ball and moves and compress valve ball simultaneously, make to apply sealing force between valve seat and valve ball and between stuffing box gland and valve body, play the function of sealing, structure is simple, reduce manufacture cost.
Accompanying drawing explanation
Fig. 1 is the half sectional view of a kind of upper dress formula bellows fixing ball valve of the present invention;
Fig. 2 is A partial enlarged drawing 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;
Fig. 5 is the structural representation of adjustment circle.
Description of reference numerals: 1, valve seat; 11, positioning part; 2, valve body; 21, flow channel; 22, flow pass; 23, valve pocket; 3, valve ball; 4, valve rod; 5, handle; 6, valve gap; 7, support plate; 8, valve seat locating piece; 9, bellows component; 91, bellows; 92, stuffing box gland; 10, leaf spring; 20, adjustment circle.
Embodiment
With reference to accompanying drawing 1 to Fig. 5, dress formula bellows fixing ball valve in one of the present invention is described in further details.
Dress formula bellows fixing ball valve in one, comprise valve seat 1, valve body 2, valve ball 3, valve rod 4, handle 5 and valve gap 6, described valve body 2 is provided with flow channel 21, flow pass 22 be communicated with the valve pocket 23 of flow channel 21 and flow pass 22 (when ball valve is used in normal temperature, during hot environment, flow channel, flow pass can exchange), valve ball 3 is provided with in described valve pocket 23, valve rod 4 is fixedly connected with valve ball 3, between valve rod 4 and valve gap 6, stuffing box packing is installed, described valve gap 6 is fixedly connected with support plate 7 towards the end face of valve body 2, described valve rod 4 is fixedly connected with valve ball 3 through support plate 7, the quality of the valve motion part making the quality of valve rod 4 and be placed in above support plate 7 is pressed on support plate 7, reduce valve ball 3 to be under pressure, avoid valve ball 3 by the problem of improper force deformation.
Described valve body 2 is provided with valve seat locating piece 8, and described valve seat 1 is provided with the positioning part 11 of matching with valve seat locating piece 8, and the valve seat 1 be arranged in valve body 2 can be avoided to relatively rotate; Wherein said positioning part 11 is the level table that the outer side wall of valve seat 1 is processed to form, and valve seat locating piece 8 is inconsistent with this level table.
The bellows component 9 that one end of described valve seat 1 is provided with, described bellows component 9 comprises bellows 91 and is set in the stuffing box gland 92 on bellows 91, stuffing box gland 92 to be set on bellows 91 and to be fixed connection by welding, described bellows 91 to be set on valve seat 1 and to be welded and fixed, the two end part of bellows 91 are connected with stuffing box gland 92 with valve seat 1 respectively, described stuffing box gland 92 end face inconsistent with valve body 2 is provided with gasket seal and fire-protection ring, improve stuffing box gland 92 and the sealing of valve seat 1 valve body 2, avoid leaking.
The other end of described valve seat 1 is by inlaying a seal washer and valve ball 3 is inconsistent seals, and this end is arranged with leaf spring 10 and adjustment circle 20 successively, and described adjustment circle 20 is threaded with described valve seat 1; One end face of described stuffing box gland 92 and the madial wall of valve body 2 inconsistent, other end and leaf spring 10 inconsistent, when rotation adjustment circle 20, described adjustment circle 20 is by leaf spring 10 press seal cover 92.
An alternative embodiment of the invention, this embodiment and above-described embodiment are distinguished technical characteristics and are: described positioning part 11 is the chute that the outer side wall of valve seat 1 is processed to form, and chute is arranged along valve seat 1 axial direction, and described valve seat locating piece 8 is placed in chute.
Working principle: described stuffing box gland 92 to be set on bellows 91 and to be fixed connection by welding, being welded and fixed with valve seat 1 together to be formed integrally loads in valve body 2 again, valve ball 3 is loaded again in valve body 2, wherein valve seat 1 an end and valve ball 3 is inconsistent seals, the other end is sealed with the madial wall of valve body 2 is inconsistent by stuffing box gland 92, because valve seat 1 is also arranged with leaf spring 10 and adjustment circle 20 successively, because described valve body 2 is provided with valve seat locating piece 8, described valve seat 1 is provided with the positioning part 11 of matching with valve seat locating piece 8, can prevent the relative valve body 2 of valve seat 1 from rotating, when rotation adjustment circle 20, described adjustment circle 20 is by leaf spring 10 press seal cover 92, valve seat 1 can do towards valve ball 3 and moves and compress valve ball 3 simultaneously, make to apply sealing force between valve seat 1 and valve ball 3 and between stuffing box gland 92 and valve body 2, play the function of sealing, structure is simple, reduce manufacture cost.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technological schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a upper dress formula bellows fixing ball valve, comprise valve seat, valve body, valve ball, valve rod, handle and valve gap, described valve body is provided with flow channel, flow pass and is communicated with the valve pocket of flow channel and flow pass, valve ball is provided with in described valve pocket, valve rod is fixedly connected with valve ball, install stuffing box packing between valve rod and valve gap, it is characterized in that: described valve body is provided with valve seat locating piece, described valve seat is provided with the positioning part of matching with valve seat locating piece;
The bellows component that one end of described valve seat is provided with, described bellows component comprises bellows and is set in the stuffing box gland on bellows;
The other end and the valve ball of described valve seat are inconsistent, and this end is arranged with leaf spring and adjustment circle successively, and described adjustment circle is threaded with described valve seat;
One end face of described stuffing box gland and the madial wall of valve body inconsistent, other end and leaf spring inconsistent, when rotation adjustment circle, described adjustment is enclosed by leaf spring press seal cover.
2. dress formula bellows fixing ball valve in one according to claim 1, it is characterized in that: described bellows-sheathed is located on valve seat, one end and the stuffing box gland of described bellows are welded and fixed, and the other end and valve seat are welded and fixed.
3. dress formula bellows fixing ball valve in one according to claim 2, is characterized in that: described stuffing box gland and the inconsistent end face of valve body are provided with gasket seal and fire-protection ring.
4. in the one according to claim 1 or 2 or 3, dress formula bellows fixing ball valve, is characterized in that: described valve gap is fixedly connected with support plate towards the end face of valve body, and described valve rod is fixedly connected with valve ball through support plate.
5. dress formula bellows fixing ball valve in the one according to claim 1 or 2 or 3, is characterized in that: described positioning part is the level table that the outer side wall of valve seat is processed to form, valve seat locating piece and this level table inconsistent.
6. dress formula bellows fixing ball valve in the one according to claim 1 or 2 or 3, is characterized in that: described positioning part is the chute that the outer side wall of valve seat is processed to form, and chute is arranged along valve seat axial direction, and described valve seat locating piece 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 |
|---|---|---|---|
| CN201510706790.XA CN105202218B (en) | 2015-10-27 | 2015-10-27 | Upper dress formula bellows fixing ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105202218A true CN105202218A (en) | 2015-12-30 |
| CN105202218B CN105202218B (en) | 2017-10-10 |
Family
ID=54950060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510706790.XA Active CN105202218B (en) | 2015-10-27 | 2015-10-27 | Upper dress formula bellows fixing ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105202218B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764158A (en) * | 2019-03-14 | 2019-05-17 | 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 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102927308A (en) * | 2011-08-13 | 2013-02-13 | 余金贤 | High-temperature and high-pressure rigid sealing ball valve |
| US20140319395A1 (en) * | 2013-04-26 | 2014-10-30 | Flowserve Management Company | Seal carriers for ball valves, ball valve assemblies including such seal carriers, and related methods |
| 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 |
| 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 |
| 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 |
-
2015
- 2015-10-27 CN CN201510706790.XA patent/CN105202218B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US20140319395A1 (en) * | 2013-04-26 | 2014-10-30 | 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764158A (en) * | 2019-03-14 | 2019-05-17 | 无锡智能自控工程股份有限公司 | High temperature resistant type four way ball valve |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105202218B (en) | 2017-10-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
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 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |