CN110043681A - A kind of high-performance ball valve - Google Patents
A kind of high-performance ball valve Download PDFInfo
- Publication number
- CN110043681A CN110043681A CN201810043496.9A CN201810043496A CN110043681A CN 110043681 A CN110043681 A CN 110043681A CN 201810043496 A CN201810043496 A CN 201810043496A CN 110043681 A CN110043681 A CN 110043681A
- Authority
- CN
- China
- Prior art keywords
- spool
- outer tube
- sphere
- valve
- ball valve
- 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- Withdrawn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
- 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
- F16K5/0647—Spindles or actuating means
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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
- F16K5/0668—Single packings
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a kind of high-performance ball valves, including the first outer tube, second outer tube, spool sphere and spool outer tube, spool outer tube one end has been bolted to connection the first outer tube, the spool outer tube other end has been bolted to connection the second outer tube, first outer tube and the second outer tube are provided with runner, the spool outer tube is equipped with spool sphere, spool sphere top, which is provided on platform described in platform, is equipped with valve rod, the stem exterior is provided with rod set, spool sphere bottom end is connected with valve ball seat, sealing ring is fixedly installed on the platform of the spool sphere other end, through-hole is additionally provided on the spool sphere, spool sphere side and second outer tube one end have been bolted to connection seal receptacle.Rationally, service life is normal for this kind of high-performance ball valve design, is suitble to promote.
Description
Technical field
The present invention relates to ball valve, in particular to a kind of high-performance ball valve.
Background technique
Traditional valve ball requires real by the extrusion deformation of metal seat valve or inlay no matter soft seal or metal sealing
Now seal.The conical surface elongated central line of seal receptacle is located on pipe center line.Valve ball is in switch Near The Critical Point still to valve seat
There are extruding and scraping, in the top and bottom of valve ball sealing, this phenomenon is then become apparent.
Summary of the invention
The main purpose of the present invention is to provide a kind of high-performance ball valves, can effectively solve the damage proposed in background technique
The problem of replacement cost is big when bad, waste of resource.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of high-performance ball valve, including the first outer tube, the second outer tube, spool sphere and spool outer tube, the spool outer tube
One end has been bolted to connection the first outer tube, and the spool outer tube other end has been bolted to connection the second outer tube,
First outer tube and the second outer tube are provided with runner, and the spool outer tube is equipped with spool sphere, the valve
Core sphere top, which is provided on platform described in platform, is equipped with valve rod, and the stem exterior is provided with rod set, the spool sphere
Bottom end is connected with valve ball seat, and sealing ring is fixedly installed on the platform of the spool sphere other end, is gone back on the spool sphere
It is provided with through-hole, spool sphere side and second outer tube one end have been bolted to connection seal receptacle.
Further, the valve rod is that bottom end is mounted by means of bolts on the cylindrical type on spool sphere tip platform
Bar, the rod set are set in stem exterior, by extending downward and through spool outer tube, and the rod set bottom end above spool outer tube
In spool outer tube, plane where rod set bottom end is higher than plane where spool sphere tip platform, top by bolt with
Spool outside pipe cylindrical side is fixedly connected.
Further, bearing is provided between spool sphere bottom end and valve ball seat, and the valve ball seat is cylindrical seat,
Bottom end extends downward and through spool outer tube by spool outer tube, is fixed by bolt and spool outside pipe cylindrical sides
Connection.
Further, the valve rod central axis coincides with valve ball seat central axis, and with spool sphere center vertical
Axis deviates in the horizontal plane.
Further, the through-hole on the spool sphere is cylindrical hole, the flow diameter of diameter and spool sphere two sides
It is identical, and through hole center axis with pass perpendicularly through the centerline of spool sphere other end platform in same level, and mutually
Vertically.
Further, the sealing ring side is fixedly installed with backup seal reinforcing ring on spool sphere, described spare
Sealing reinforcing ring side and spool sphere are fixedly installed with ball valve seal ring.
Further, the seal receptacle be annular, and be provided with scarf, the sealing on spool sphere opposite side
Scarf is also provided in circle, backup seal reinforcing ring and ball valve seal ring outer rim.
Further, when the through hole center axis is overlapped with runner central axis, the sealing ring, backup seal are reinforced
Scarf on ring and ball valve seal ring outer rim is bonded with the scarf of seal receptacle side.
Compared with prior art, the invention has the following beneficial effects: a kind of this kind of high-performance ball valve, its main features
" contactless " seal receptacle is shown as, single-side sealing, the seal receptacle and sealing ring designed by ipsilateral scarf, which is realized, to be sealed, sphere
It is only connect in full off-position with valve seat, in complete close, spool sphere and outside will not cause to squeeze there is no friction to spool sphere
Pressure and scraping, improve the service life of ball valve, this kind of high-performance ball valve design rationally, is suitble to promote.
Detailed description of the invention
Fig. 1 is a kind of the schematic diagram of the section structure of high-performance ball valve of the present invention.
Fig. 2 is a kind of spool sphere structural schematic diagram of high-performance ball valve of the present invention.
Fig. 3 is a kind of seal receptacle structural schematic diagram of high-performance ball valve of the present invention.
In figure: 1, the first outer tube；2, through-hole；3, sealing ring；4, valve ball seat；5, valve rod；6, rod set；7, spool outer tube；8,
Runner；9, seal receptacle；10, the second outer tube；11, platform；12, spool sphere；13, backup seal reinforcing ring；14, ball valve sealing
Ring.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1-3, a kind of high-performance ball valve, including the first outer tube 1, the second outer tube 10, spool sphere 12 and spool
Outer tube 7, described 7 one end of spool outer tube have been bolted to connection the first outer tube 1, and 7 other end of spool outer tube passes through spiral shell
Bolt is fixedly connected with the second outer tube 10, is provided with runner 8 inside first outer tube 1 and the second outer tube 10, outside the spool
Spool sphere 12 is installed, 12 top of spool sphere, which is provided on platform 11 described in platform 11, is equipped with valve rod inside pipe 7
5, rod set 6 is provided with outside the valve rod 5, and 12 bottom end of spool sphere is connected with valve ball seat 4, and the spool sphere 12 is another
It is fixedly installed with sealing ring 3 on the platform 11 at end, through-hole 2, the spool sphere 12 1 are additionally provided on the spool sphere 12
Side and 10 one end of the second outer tube, which are bolted, is connected to seal receptacle 9.
Wherein, the valve rod 5 is that bottom end is mounted by means of bolts on the cylindrical type on 12 tip platform 11 of spool sphere
Bar, the rod set 6 are set in outside valve rod 5, by extending downward and through spool outer tube 7, and the rod set above spool outer tube 7
6 bottom ends are in inside spool outer tube 7, and plane is higher than 12 tip platform of spool sphere, 11 place plane, top where 6 bottom end of rod set
It is fixedly connected by bolt with 7 exterior cylindrical side of spool outer tube.
Wherein, bearing is provided between 12 bottom end of spool sphere and valve ball seat 4, and the valve ball seat 4 is cylindrical seat,
Bottom end passes through bolt and 7 external cylindrical side of spool outer tube by extending downward and through spool outer tube 7 inside spool outer tube 7
It is fixedly connected.
Wherein, 5 central axis of valve rod coincides with 4 central axis of valve ball seat, and with 12 center vertical of spool sphere
Axis deviates in the horizontal plane.
Wherein, the through-hole 2 on the spool sphere 12 is cylindrical hole, and diameter and the runner 8 of 12 two sides of spool sphere are straight
Diameter is identical, and 2 central axis of through-hole with pass perpendicularly through the centerline of 12 other end platform 11 of spool sphere in same level,
And it is mutually perpendicular to.
Wherein, 3 side of sealing ring is fixedly installed with backup seal reinforcing ring 13 on spool sphere 12, described spare
Sealing 13 side of reinforcing ring and spool sphere 12 are fixedly installed with ball valve seal ring 14.
Wherein, the seal receptacle 9 be annular, and be provided with scarf, the sealing on 12 opposite side of spool sphere
Scarf is also provided on circle 3,14 outer rim of backup seal reinforcing ring 13 and ball valve seal ring.
Wherein, when 2 central axis of through-hole is overlapped with 8 central axis of runner, the sealing ring 3, backup seal are reinforced
Scarf in 14 outer rim of ring 13 and ball valve seal ring is bonded with the scarf of 9 side of seal receptacle.
It should be noted that the present invention is a kind of high-performance ball valve, metal 3 phases of close circle when work, on spool sphere 12
It fits like a glove to side shape and seal receptacle 9, therefore, the two only just generates contact when completely closing in place, in incomplete close,
By the centre of gyration after offset, short radius rotates spool sphere 12 to major radius direction, generates cam effect, valve ball when rotation
Body 12 is disengaged with seal receptacle 9, and spool sphere 12 and outside improve the service life of ball valve without scraping and rubbing.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of high-performance ball valve, including the first outer tube (1), the second outer tube (10), spool sphere (12) and spool outer tube (7),
It is characterized by: described spool outer tube (7) one end has been bolted to connection the first outer tube (1), the spool outer tube (7) is another
One end has been bolted to connection the second outer tube (10), is provided with inside first outer tube (1) and the second outer tube (10)
Runner (8), the spool outer tube (7) is internal to be equipped with spool sphere (12), and spool sphere (12) top is provided with platform
(11), it is equipped with valve rod (5), is provided with rod set (6) outside the valve rod (5), the spool sphere on the platform (11)
(12) bottom end is connected with valve ball seat (4), is fixedly installed with sealing ring on the platform (11) of spool sphere (12) other end
(3), it is additionally provided with through-hole (2) on the spool sphere (12), spool sphere (12) side and the second outer tube (10) one end
It is bolted and is connected to seal receptacle (9).
2. a kind of high-performance ball valve according to claim 1, it is characterised in that: the valve rod (5) is that bottom end passes through bolt
The cylindrical type bar being fixedly mounted on spool sphere (12) tip platform (11), the rod set (6) are set in valve rod (5) outside,
By extending downward and through spool outer tube (7) above spool outer tube (7), and the rod set (6) bottom end is in spool outer tube (7)
Portion, plane where rod set (6) bottom end are higher than plane where spool sphere (12) tip platform (11), and top passes through bolt and spool
Outer tube (7) exterior cylindrical side is fixedly connected.
3. a kind of high-performance ball valve according to claim 1, it is characterised in that: spool sphere (12) bottom end and valve ball
Bearing is provided between seat (4), and the valve ball seat (4) is cylindrical seat, bottom end is by extending downwardly and wearing inside spool outer tube (7)
Spool outer tube (7) are crossed, are fixedly connected by bolt with spool outer tube (7) external cylindrical side.
4. a kind of high-performance ball valve according to claim 1, it is characterised in that: valve rod (5) central axis and valve ball
Seat (4) central axis coincides, and deviates in the horizontal plane with spool sphere (12) central vertical axis.
5. a kind of high-performance ball valve according to claim 1, it is characterised in that: the through-hole on the spool sphere (12)
(2) be cylindrical hole, diameter is identical as runner (8) diameter of spool sphere (12) two sides, and through-hole (2) central axis with it is vertical
Centerline across spool sphere (12) other end platform (11) is mutually perpendicular in same level.
6. a kind of high-performance ball valve according to claim 1, it is characterised in that: sealing ring (3) side is in valve ball
It is fixedly installed on body (12) backup seal reinforcing ring (13), backup seal reinforcing ring (13) side and spool sphere (12)
It is fixedly installed with ball valve seal ring (14).
7. a kind of high-performance ball valve according to claim 6, it is characterised in that: the seal receptacle (9) is annular, and and valve
Scarf, the sealing ring (3), backup seal reinforcing ring (13) and ball valve seal ring are provided on core sphere (12) opposite side
(14) scarf is also provided in outer rim.
8. a kind of high-performance ball valve according to claim 7, it is characterised in that: through-hole (2) central axis and runner
(8) it is oblique in the sealing ring (3), backup seal reinforcing ring (13) and ball valve seal ring (14) outer rim when central axis is overlapped
Section is bonded with the scarf of seal receptacle (9) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810043496.9A CN110043681A (en) | 2018-01-17 | 2018-01-17 | A kind of high-performance ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810043496.9A CN110043681A (en) | 2018-01-17 | 2018-01-17 | A kind of high-performance ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110043681A true CN110043681A (en) | 2019-07-23 |
Family
ID=67273009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810043496.9A Withdrawn CN110043681A (en) | 2018-01-17 | 2018-01-17 | A kind of high-performance ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110043681A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2483570Y (en) * | 2001-06-21 | 2002-03-27 | 四川石油管理局 | Rail ball valve |
| CN1425112A (en) * | 1999-11-23 | 2003-06-18 | 斯瓦戈洛克公司 | Ball valve seat seal |
| JP2010014280A (en) * | 2009-10-19 | 2010-01-21 | Yamatake Corp | Low noise rotary valve |
| CN204114214U (en) * | 2014-09-26 | 2015-01-21 | 宣达实业集团有限公司 | A kind of forced seal ball valve |
| CN105822783A (en) * | 2015-01-05 | 2016-08-03 | 上海美科阀门有限公司 | Dual-center eccentric ball valve |
-
2018
- 2018-01-17 CN CN201810043496.9A patent/CN110043681A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1425112A (en) * | 1999-11-23 | 2003-06-18 | 斯瓦戈洛克公司 | Ball valve seat seal |
| CN2483570Y (en) * | 2001-06-21 | 2002-03-27 | 四川石油管理局 | Rail ball valve |
| JP2010014280A (en) * | 2009-10-19 | 2010-01-21 | Yamatake Corp | Low noise rotary valve |
| CN204114214U (en) * | 2014-09-26 | 2015-01-21 | 宣达实业集团有限公司 | A kind of forced seal ball valve |
| CN105822783A (en) * | 2015-01-05 | 2016-08-03 | 上海美科阀门有限公司 | Dual-center eccentric ball 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: 20190723 |
|
| WW01 | Invention patent application withdrawn after publication |