CN108533795A - A kind of three-way hard seal ball valve - Google Patents
A kind of three-way hard seal ball valve Download PDFInfo
- Publication number
- CN108533795A CN108533795A CN201810582203.4A CN201810582203A CN108533795A CN 108533795 A CN108533795 A CN 108533795A CN 201810582203 A CN201810582203 A CN 201810582203A CN 108533795 A CN108533795 A CN 108533795A
- Authority
- CN
- China
- Prior art keywords
- valve
- threeway
- sphere
- valve body
- deck
- 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.)
- Pending
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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/087—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug
- F16K11/0873—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug the plug being only rotatable around one spindle
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a kind of three-way hard seal ball valves, including：Valve body, valve deck, stuffing box, locking assembly, valve seat, threeway sphere, valve rod and multiple threeway flanges, valve body are connected with valve deck, stuffing box and locking assembly in turn from bottom to top；Valve seat and triple-valve body are placed in valve inner, and valve seat partly wraps threeway sphere and limited to direction around threeway sphere, and threeway sphere along being connect with valve body and valve deck, complete to limit threeway sphere upper and lower directions by valve body and valve deck；One end of valve rod sequentially passes through valve deck, stuffing box and locking assembly and stretches out certain distance upwards, and the other end is clamped with threeway sphere to drive threeway sphere to be rotated in valve inner；Multiple threeway flanges are all in the same horizontal plane and are connect with valve body, and the valve body for the side being oppositely arranged with one of threeway flange is equipped with connection end cap.The three-way hard seal ball valve of the present invention can keep excellent sealing performance in the condition of high temperature, and have the advantages that interchangeability is higher, versatile.
Description
Technical field
The present invention relates to valve technology fields, specifically, more particularly to a kind of three-way hard seal ball valve.
Background technology
In the prior art, in traditional three-way ball valve between valve body and other spare and accessory parts it is soft seal, is used in long-time
Or in the condition of high temperature, the sealing performance of valve can substantially reduce, and cannot be satisfied the requirement in actual condition, reduce valve
The service life of door；On the other hand, the matching component in valve is typically all single making, and versatility, interchangeability are poor, from
And the design and producing cost of enterprise is caused to greatly increase.
Invention content
The present invention is directed to solve one of above-mentioned technical problem in the prior art at least to a certain extent.In view of this,
The present invention need to provide it is a kind of excellent sealing performance can be kept in the condition of high temperature, and it is higher, versatile with interchangeability
The advantages of three-way hard seal ball valve.
The present invention provides a kind of three-way hard seal ball valve, including：Valve body, valve deck, stuffing box, locking assembly, valve seat, threeway
Sphere, valve rod and multiple threeway flanges, the valve body are connected with the valve deck, the stuffing box and the lock in turn from bottom to top
Tight component；The valve seat and the triple-valve body are placed in the valve inner, wherein the valve seat partly wraps the threeway
Sphere simultaneously limits direction around the threeway sphere, the threeway sphere vertically respectively with the valve body and
The valve deck connection, the valve body and the valve deck are completed to limit the threeway sphere upper and lower directions；One end of the valve rod
The valve deck, the stuffing box and the locking assembly are sequentially passed through upwards and stretch out certain distance, the other end and the threeway
Sphere is clamped to drive the threeway sphere to be rotated in the valve inner；Multiple threeway flanges are all in the same horizontal plane
And connect with the valve body, it is equipped with connecting pin with the valve body for the side that threeway flange is oppositely arranged described in one of them
Lid.
According to one embodiment of present invention, the locking assembly includes pressing sleeve, pressing plate and supported flange, and the pressing plate is set
On the pressing sleeve, and the pressing plate and the pressing sleeve are connect by bolt with the stuffing box, the bolt and the pressing plate
Between be equipped with multilayer disc spring；The opening that the interconnecting piece of the supported flange is provided symmetrically, the pressing plate, the pressing sleeve and institute
State the outside that bolt is located at the opening, and the lower end of the supported flange wrap the pressing sleeve after connect with the stuffing box
It connects.
According to one embodiment of present invention, further comprise multiple seating spring pedestals, multiple seating spring bottoms
Seat is located between the valve seat and the threeway flange and the valve seat and the connection end cap, wherein the valve seat
Spring pedestal is connect with the connection end cap, the threeway flange by spring respectively.
According to one embodiment of present invention, the valve body and the connection end cap, the valve body and the valve deck and
It is equipped with first seal between the valve deck and the stuffing box.
According to one embodiment of present invention, the seating spring pedestal and the connection end cap, the seating spring bottom
It is equipped with second seal between seat and the threeway flange.
According to one embodiment of present invention, the first seal is metal winding gasket seal.
According to one embodiment of present invention, the second seal is V-type graphite annulus.
According to one embodiment of present invention, between the threeway sphere and the valve body, the valve rod and the valve deck
It is equipped with thrust bearing, and the thrust bearing is horizontally disposed；The threeway sphere and the valve body and the valve
It is equipped with composite bearing between lid, the valve rod and the supported flange, and multiple composite bearings are vertically set
It sets.
According to one embodiment of present invention, the valve body is cube structure.
The hard sealed valve of a kind of threeway of the present invention, in valve body and connection end cap, valve body and valve deck and valve deck and filler
Metal winding gasket seal is equipped between case, heat safe metal winding gasket seal ensures ball valve in worst hot case
Under good leakproofness, while interchangeability of parts is also enhanced, to extend the service life of ball valve；On the other hand, exist
Heat-resistance type soft graphite ring is equipped between seating spring pedestal and connection end cap, seating spring pedestal and threeway flange, in high temperature
Under environment, when graphite annulus expands, the connection of valve rod and threeway sphere and compactness can be made to remain at normally by disc spring
State, so that ball valve keeps excellent sealing performance under worst hot case.
A kind of three-way hard seal ball valve of the present invention, valve body use cube structure, the four sides of the valve body of this design to tie
Structure is identical, is applicable on a variety of ball valves and uses, improves the universal performance of valve body.
Description of the drawings
Fig. 1 is a kind of stereogram of three-way hard seal ball valve according to an embodiment of the invention.
Fig. 2 is a kind of sectional view of three-way hard seal ball valve according to an embodiment of the invention.
Fig. 3 is a kind of partial enlarged view of three-way hard seal ball valve according to an embodiment of the invention.
Reference numeral：A kind of three-way hard seal ball valves of 100-；1- valve bodies；2- valve decks；3- stuffing boxes；4- locking assemblies；5-
Valve seat；6- threeway spheres；7- valve rods；8- threeway flanges；9- connection end caps；10- seating spring pedestals；11- springs；12- first
Sealing element；13- second seals；14- thrust bearings；15- composite bearings；41- pressing sleeves；42- pressing plates；43- supported flanges；44-
Bolt；45- disc springs.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
As shown in Figure 1 to Figure 3, according to an embodiment of the invention, a kind of three-way hard seal ball valve 100 includes：Valve body 1, valve
Lid 2, stuffing box 3, locking assembly 4, valve seat 5, threeway sphere 6, valve rod 7 and multiple threeway flanges 8, valve body 1 is from bottom to top successively
It is connected with valve deck 2, stuffing box 3 and locking assembly 4；Valve seat 5 and triple-valve body 6 are placed in inside valve body 1, and wherein valve seat 5 half wraps
Wrap threeway sphere 6 and to threeway sphere 6 around direction limit, threeway sphere 6 vertically respectively with valve body 1 and
Valve deck 2 connects, and valve body 1 and valve deck 2 are completed to limit 6 upper and lower directions of threeway sphere；One end of valve rod 7 sequentially passes through valve deck upwards
2, stuffing box 3 and locking assembly 4 and certain distance is stretched out, the other end is clamped with threeway sphere 6 to drive threeway sphere 6 in valve body
1 inner rotation；Multiple threeway flanges 8 are all in the same horizontal plane and are connect with valve body 1, opposite with one of threeway flange 8
The valve body 1 of the side of setting is equipped with connection end cap 9；Locking assembly 4 includes pressing sleeve 41, pressing plate 42 and supported flange 43, pressing plate
42 are located on pressing sleeve 41, and pressing plate 42 and pressing sleeve 41 are connect by bolt 44 with stuffing box 3, are equipped between bolt 44 and pressing plate 42
Multilayer disc spring 45；The opening that the interconnecting piece of supported flange 43 is provided symmetrically, pressing plate 42, pressing sleeve 41 and bolt 44 are located at opening
Outside, and the lower end of supported flange 43 wrap pressing sleeve 41 after connect with stuffing box 3；The present invention further comprises multiple valves
Seat spring pedestal 10, multiple seating spring pedestals 10 are located at valve seat 5 and threeway flange 8 and valve seat 5 and connection end cap 9
Between, wherein seating spring pedestal 10 passes through 11 elastic connection of spring, valve body 1 and company with connection end cap 9, threeway flange 8 respectively
It connects and is equipped with first seal 12, wherein first seal 12 between end cap 9, valve body 1 and valve deck 2 and valve deck 2 and stuffing box 3
For metal winding gasket seal；Between seating spring pedestal 10 and connection end cap 9, seating spring pedestal 10 and threeway flange 8
It is equipped with second seal 13, second seal 13 is heat-resistance type V-type graphite annulus flexible.
The hard sealed valve 100 of a kind of threeway of the present invention, in valve body 1 and connection end cap 9, valve body 1 and valve deck 2 and valve deck
Metal winding gasket seal is equipped between 2 and stuffing box 3, heat safe metal winding gasket seal ensures that ball valve exists
Good leakproofness under worst hot case, while interchangeability of parts is also enhanced, to extend the service life of ball valve；It is another
It is flexible to be equipped with heat-resistance type between seating spring pedestal 10 and connection end cap 9, seating spring pedestal 10 and threeway flange 8 for aspect
Graphite annulus, under high temperature environment, graphite annulus expand when, by disc spring 45 can make valve rod 8 and threeway sphere 6 connection and closely
Property remains at normal condition, so that ball valve keeps excellent sealing performance under worst hot case.
As shown in Fig. 2, thrust bearing 14 is equipped between threeway sphere 6 and valve body 1, valve rod 7 and valve deck 2, and thrust shaft
It is horizontally disposed to hold 14；It is equipped between threeway sphere 6 and valve body 1 and valve deck 2, valve rod 7 and supported flange 43 compound
Bearing 15, and multiple composite bearings 15 are arranged in vertical, and by the self-lubricating function of composite bearing 15, ensure three-way ball
Good relative rotation function between body 6 and valve body 1 and valve deck 2, valve rod 7 and supported flange 43, improve ball valve uses the longevity
Life.
As depicted in figs. 1 and 2, valve body 1 is cube structure, and the four sides structure of the valve body 1 of this design is identical, energy
It is enough applied on a variety of ball valves and uses, such as L-type threeway, straight-through valve etc., improve the universal performance of valve body 1.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (9)
1. a kind of three-way hard seal ball valve, which is characterized in that including：Valve body, valve deck, stuffing box, locking assembly, valve seat, threeway
Sphere, valve rod and multiple threeway flanges, the valve body are connected with the valve deck, the stuffing box and the lock in turn from bottom to top
Tight component；The valve seat and the triple-valve body are placed in the valve inner, wherein the valve seat partly wraps the threeway
Sphere simultaneously limits direction around the threeway sphere, the threeway sphere vertically respectively with the valve body and
The valve deck connection, the valve body and the valve deck are completed to limit the threeway sphere upper and lower directions；One end of the valve rod
The valve deck, the stuffing box and the locking assembly are sequentially passed through upwards and stretch out certain distance, the other end and the threeway
Sphere is clamped to drive the threeway sphere to be rotated in the valve inner；Multiple threeway flanges are all in the same horizontal plane
And connect with the valve body, it is equipped with connecting pin with the valve body for the side that threeway flange is oppositely arranged described in one of them
Lid.
2. a kind of three-way hard seal ball valve according to claim 1, which is characterized in that the locking assembly include pressing sleeve,
Pressing plate and supported flange, the pressing plate are located on the pressing sleeve, and the pressing plate and the pressing sleeve pass through bolt and the filler
Case connects, and multilayer disc spring is equipped between the bolt and the pressing plate；What the interconnecting piece of the supported flange was provided symmetrically
Opening, the pressing plate, the pressing sleeve and the bolt are located at the outside of the opening, and the lower end package of the supported flange
Residence is connect after stating pressing sleeve with the stuffing box.
3. a kind of three-way hard seal ball valve according to claim 1, which is characterized in that further comprise multiple seating springs
Pedestal, multiple seating spring pedestals are located at the valve seat and the threeway flange and the valve seat and the company
It connects between end cap, wherein the seating spring pedestal is connected with the connection end cap, the threeway flange by spring respectively
It connects.
4. a kind of three-way hard seal ball valve according to claim 1, which is characterized in that the valve body and the connecting pin
It is equipped with first seal between lid, the valve body and the valve deck and the valve deck and the stuffing box.
5. a kind of three-way hard seal ball valve according to claim 1, which is characterized in that the seating spring pedestal with it is described
It is equipped with second seal between connection end cap, the seating spring pedestal and the threeway flange.
6. a kind of three-way hard seal ball valve according to claim 4, which is characterized in that the first seal twines for metal
Wound gasket seal.
7. a kind of three-way hard seal ball valve according to claim 5, which is characterized in that the second seal is V-type stone
Mo Huan.
8. a kind of three-way hard seal ball valve according to claim 2, which is characterized in that the threeway sphere and the valve
Thrust bearing is equipped between body, the valve rod and the valve deck, and the thrust bearing is horizontally disposed；Described three
It is logical that composite bearing, and multiple institutes are equipped between sphere and the valve body and the valve deck, the valve rod and the supported flange
Composite bearing is stated to be arranged in vertical.
9. a kind of three-way hard seal ball valve according to claim 1, which is characterized in that the valve body is cube structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810582203.4A CN108533795A (en) | 2018-06-07 | 2018-06-07 | A kind of three-way hard seal ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810582203.4A CN108533795A (en) | 2018-06-07 | 2018-06-07 | A kind of three-way hard seal ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108533795A true CN108533795A (en) | 2018-09-14 |
Family
ID=63470359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810582203.4A Pending CN108533795A (en) | 2018-06-07 | 2018-06-07 | A kind of three-way hard seal ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108533795A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628461A (en) * | 2020-12-21 | 2021-04-09 | 李祖宇 | Special valve for liquid delivery |
| CN113154081A (en) * | 2021-04-25 | 2021-07-23 | 苏龙 | Tee bend ball valve sealed firmly |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542846U (en) * | 1991-11-07 | 1993-06-11 | 日本バルカー工業株式会社 | Top entry type 3-way switching ball valve |
| JPH07208624A (en) * | 1994-01-19 | 1995-08-11 | Miura Co Ltd | Valve device |
| CN202338656U (en) * | 2011-11-14 | 2012-07-18 | 大连亨利测控仪表工程有限公司 | Metal sealing ball valve for particle medium |
| CN102788163A (en) * | 2011-05-18 | 2012-11-21 | 新兴重工湖北三六一一机械有限公司 | Portable square ball valve |
| CN202955270U (en) * | 2012-11-08 | 2013-05-29 | 西安希佛隆阀门有限公司 | Hard sealing ball valve |
| CN203322379U (en) * | 2013-06-18 | 2013-12-04 | 重庆川仪特种阀门修造有限公司 | Three-way fixed four-valve-seat hard-seal ball valve |
| CN104989843A (en) * | 2015-07-22 | 2015-10-21 | 雷蒙德(北京)科技股份有限公司 | Ultralow-temperature metal hard seal floating ball valve |
| CN205136666U (en) * | 2015-11-11 | 2016-04-06 | 上海东宝阀门制造有限公司 | Metal hard seal floating ball valve |
| CN207213239U (en) * | 2017-08-23 | 2018-04-10 | 环球阀门集团有限公司 | Novel fire resistant anti-leak forging steel ball valve |
| CN208442322U (en) * | 2018-06-07 | 2019-01-29 | 盐城圣科球阀有限公司 | A kind of three-way hard seal ball valve |
-
2018
- 2018-06-07 CN CN201810582203.4A patent/CN108533795A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542846U (en) * | 1991-11-07 | 1993-06-11 | 日本バルカー工業株式会社 | Top entry type 3-way switching ball valve |
| JPH07208624A (en) * | 1994-01-19 | 1995-08-11 | Miura Co Ltd | Valve device |
| CN102788163A (en) * | 2011-05-18 | 2012-11-21 | 新兴重工湖北三六一一机械有限公司 | Portable square ball valve |
| CN202338656U (en) * | 2011-11-14 | 2012-07-18 | 大连亨利测控仪表工程有限公司 | Metal sealing ball valve for particle medium |
| CN202955270U (en) * | 2012-11-08 | 2013-05-29 | 西安希佛隆阀门有限公司 | Hard sealing ball valve |
| CN203322379U (en) * | 2013-06-18 | 2013-12-04 | 重庆川仪特种阀门修造有限公司 | Three-way fixed four-valve-seat hard-seal ball valve |
| CN104989843A (en) * | 2015-07-22 | 2015-10-21 | 雷蒙德(北京)科技股份有限公司 | Ultralow-temperature metal hard seal floating ball valve |
| CN205136666U (en) * | 2015-11-11 | 2016-04-06 | 上海东宝阀门制造有限公司 | Metal hard seal floating ball valve |
| CN207213239U (en) * | 2017-08-23 | 2018-04-10 | 环球阀门集团有限公司 | Novel fire resistant anti-leak forging steel ball valve |
| CN208442322U (en) * | 2018-06-07 | 2019-01-29 | 盐城圣科球阀有限公司 | A kind of three-way hard seal ball valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628461A (en) * | 2020-12-21 | 2021-04-09 | 李祖宇 | Special valve for liquid delivery |
| CN113154081A (en) * | 2021-04-25 | 2021-07-23 | 苏龙 | Tee bend ball valve sealed firmly |
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