CN108799590A - Seal leakage-free ball valve - Google Patents
Seal leakage-free ball valve Download PDFInfo
- Publication number
- CN108799590A CN108799590A CN201810963941.3A CN201810963941A CN108799590A CN 108799590 A CN108799590 A CN 108799590A CN 201810963941 A CN201810963941 A CN 201810963941A CN 108799590 A CN108799590 A CN 108799590A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- barrel
- ball valve
- rotary sleeve
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000009987 spinning Methods 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000005299 abrasion Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- 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
- 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
-
- 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
Abstract
The invention discloses a kind of sealing leakage-free ball valves, it includes valve body, ball valve body, left valve barrel and right valve barrel, and the valve body has ball valve chamber, and the upper end of the valve body is provided with valve deck；The ball valve body can be rotated to support in ball valve chamber, and the upper end of the ball valve body is connected with the upper valve rod for driving ball valve body to rotate, and is provided through hole on the valve deck, the upper valve rod is passed through across hole；The left valve barrel is adjustably connected to the left part of valve body by left connection component or so, and all side walls of the left valve barrel and the ball valve body abut against；The right valve barrel is adjustably connected to the right part of valve body by right connection component or so, and all side walls of the right valve barrel and the ball valve body abut against.The left valve barrel and right valve barrel of the present invention can left and right adjusting, expand its use scope, under ultra-low temperature surroundings, also can ensure its leakproofness by adjusting the position of left valve barrel and right valve barrel, reach zero leakage.
Description
Technical field
The present invention relates to a kind of sealing leakage-free ball valves.
Background technology
Under ultra-low temperature surroundings, such as -196 DEG C, since shrinkage can make the leakproofness of ball valve be deteriorated, lead to the stream in ball valve
Body is revealed, and the use of ball valve is influenced.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies of existing technologies, a kind of sealing leakage-free ball valve is provided,
Its left valve barrel and right valve barrel can left and right adjusting, expand its use scope, under ultra-low temperature surroundings, can also pass through and adjust left valve
The position of body and right valve barrel ensures its leakproofness, reaches zero leakage.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of sealing leakage-free ball valve, it includes：
Valve body, the valve body have ball valve chamber, and the upper end of the valve body is provided with valve deck；
Ball valve body, the ball valve body can be rotated to support in ball valve chamber, and the upper end of the ball valve body is connected with for driving
The upper valve rod of ball valve body rotation, hole is provided through on the valve deck, and the upper valve rod is passed through across hole；
Left valve barrel, the left valve barrel are adjustably connected to the left part of valve body, and the left valve barrel by left connection component or so
It is abutted against with all side walls of the ball valve body；
Right valve barrel, the right valve barrel are adjustably connected to the right part of valve body, and the right valve barrel by right connection component or so
It is abutted against with all side walls of the ball valve body.
Further provide the concrete structure of a kind of left connection component and/or right connection component, the left connection component packet
Include be arranged the left part of valve body internal thread and the external screw thread in left valve barrel is set, the left valve barrel passes through its external screw thread and valve
The cooperation of the internal thread of the left part of body can be connected to spinning in and out the left part of valve body；And/or the right connection component packet
Include be arranged the right part of valve body internal thread and the external screw thread in right valve barrel is set, the right valve barrel passes through its external screw thread and valve
The cooperation of the internal thread of the right part of body can be connected to spinning in and out the right part of valve body.
Further for the abrasion for slowing down left valve barrel and right valve barrel, and make the various pieces of left valve barrel and right valve barrel uniform
Abrasion, sealing leakage-free ball valve further include two rotating driving devices, and a rotating driving device is used to that left valve barrel to be driven to rotate,
For driving right valve barrel to rotate, the rotating driving device includes another rotating driving device：
Rotary sleeve, the rotary sleeve are connected to the left part or right part of valve body by bearing, and the internal thread setting of valve body is being revolved
In pivoted housing；
Rotary sleeve rotating driving device, the rotary sleeve rotating driving device is connected with the rotary sleeve, will pass through rotary sleeve
Rotating driving device drives rotary sleeve rotation；
Anti- axial moving device, the anti-axial moving device include abutting bolt, and the abutting bolt is threaded into rotation
The inside of pivoted housing is simultaneously abutted against with the left valve barrel or right valve barrel to limit left valve barrel or the set rotation of right valve barrel relative rotation.
Further provide a kind of concrete structure of rotary sleeve rotating driving device, the rotary sleeve rotating driving device packet
Include rotary drive and two intermeshing bevel gears, a bevel gear is sleeved on rotary sleeve, rotary drive with it is another
A bevel gear is connected, will pass through the rotation of rotary drive driving bevel gear.
Further for the spinning in and out for facilitating left valve barrel and right valve barrel, rotation is both provided on the right valve barrel of the left valve barrel
Change hands handle.
Further for the leakproofness for ensureing valve deck, the upper valve rod and it is provided with across hole at least one O-shaped close
Seal.
Further for better ensuring that the leakproofness of valve deck, and prevent fluid leakage, the upper valve rod with across hole
Filler is filled between upper end.
Further, the ball valve body can be rotated to support on by lower valve rod in valve body, the lower valve rod and the upper valve
Bar is coaxially disposed.
Further for the abrasion for slowing down lower valve rod, upper valve rod and valve body, between the lower valve rod and valve body, upper valve rod with
Bushing is both provided between valve body.
Further for upper valve rod is more easily rotated, the upper surface of the valve deck is equipped with terminal pad, the terminal pad
On be equipped be connected with the upper valve rod and with for drive upper valve rod rotate turbine apparatus.
After using above-mentioned technical proposal, the left and right position of left valve barrel of the invention and right valve barrel is adjustable, so that this
Invention can meet its variation expanded with heat and contract with cold, and be suitable for different temperature environments, also can be left by adjusting under ultra-low temperature surroundings
The position of valve body and right valve barrel ensures its leakproofness, reaches zero leakage；The left valve barrel and right valve barrel of the present invention is rotatable, in turn
So that the various pieces uniform wear of left valve barrel and right valve barrel, extends service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of the sealing leakage-free ball valve of the present invention.
Specific implementation mode
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail.
As shown in Figure 1, a kind of sealing leakage-free ball valve, it includes：
Valve body 1, the valve body 1 have ball valve chamber 11, and the upper end of the valve body 1 is provided with valve deck 12；
Ball valve body 2, the ball valve body 2 can be rotated to support in ball valve chamber 11, and the upper end of the ball valve body 2, which is connected with, to be used for
The upper valve rod 31 of the rotation of ball valve body 2 is driven, hole is provided through on the valve deck 12, the upper valve rod 31 is passed through across hole；
Left valve barrel 4, the left valve barrel 4 are adjustably connected to the left part of valve body 1, and the left valve by left connection component or so
Body 4 and all side walls of the ball valve body 2 abut against；
Right valve barrel 7, the right valve barrel 7 are adjustably connected to the right part of valve body 1, and the right valve by right connection component or so
Body 7 and all side walls of the ball valve body 2 abut against.
As shown in Figure 1, the left connection component includes being arranged in the internal thread of the left part of valve body 1 and setting in left valve barrel
4 external screw thread, the left valve barrel 4 can be connected to spinning in and out by the cooperation of its external screw thread and the internal thread of the left part of valve body 1
It is connected on the left part of valve body 1；And/or the right connection component includes being arranged to exist in the internal thread of the right part of valve body 1 and setting
The external screw thread of right valve barrel 7, the right valve barrel 7 can precession rotations by the cooperation of its external screw thread and the internal thread of the right part of valve body 1
It is connected to the right part of valve body 1 with going out.
As shown in Figure 1, in order to slow down the abrasion of left valve barrel 4 and right valve barrel 7, and make each of left valve barrel 4 and right valve barrel 7
Part uniform wear, it further includes two rotating driving devices to seal leakage-free ball valve to further include, and a rotating driving device is used for
Left valve barrel 4 is driven to rotate, for driving right valve barrel 7 to rotate, the rotating driving device includes another rotating driving device：
Rotary sleeve 5, the rotary sleeve 5 are connected to the left part or right part of valve body 1, the internal thread setting of valve body 1 by bearing
In rotary sleeve 5；
Rotary sleeve rotating driving device, the rotary sleeve rotating driving device is connected with the rotary sleeve 5, will pass through rotary sleeve
Rotating driving device drives rotary sleeve 5 to rotate；
Anti- axial moving device, the anti-axial moving device include abutting bolt 51, and the abutting bolt 51 is revolved by screw thread
It is abutted against into the inside of rotary sleeve 5 and with the left valve barrel 4 or right valve barrel 7 to limit 7 relative rotation set of left valve barrel 4 or right valve barrel
5 rotations.
As shown in Figure 1, the rotary sleeve rotating driving device includes rotary drive 61 and two intermeshing cone teeth
Wheel 62, a bevel gear 62 is sleeved on rotary sleeve 5, and rotary drive 61 is connected with another bevel gear 62, will pass through rotation
Turn the rotation of 61 driving bevel gear 62 of actuator.In the present embodiment, the rotary drive 61 is motor, but not limited to this.
As shown in Figure 1, in order to facilitate the spinning in and out of left valve barrel 4 and right valve barrel 7, on the right valve barrel 7 of the left valve barrel 4
It is provided with rotating handle 71.
As shown in Figure 1, in order to ensure the leakproofness of valve deck 12, the upper valve rod 31 and it is provided at least one across hole
A O-ring seal 81.
As shown in Figure 1, in order to better ensure that the leakproofness of valve deck 12, and prevent fluid leakage, the upper valve rod 31 with
Filler 82 is filled with across the upper end in hole.
As shown in Figure 1, the ball valve body 2 can be rotated to support on by lower valve rod 32 in valve body 1, the lower valve rod 32 with
The upper valve rod 31 is coaxially disposed.
As shown in Figure 1, in order to slow down the abrasion of lower valve rod 32, upper valve rod 31 and valve body 1, the lower valve rod 32 and valve body 1
Between, between upper valve rod 31 and valve body 1 be both provided with bushing 10.
As shown in Figure 1, in order to more easily rotate upper valve rod 31, the upper surface of the valve deck 12 is equipped with terminal pad 13,
Be equipped in the terminal pad 13 be connected with the upper valve rod 31 and with for drive upper valve rod 31 rotate turbine apparatus 9.
Working principle of the present invention is as follows：
The left valve barrel 4 of the present invention and the left and right position of right valve barrel 7 are adjustable, so that the present invention can meet its change expanded with heat and contract with cold
Change, be suitable for different temperature environments, under ultra-low temperature surroundings, can also be protected by adjusting the position of left valve barrel 4 and right valve barrel 7
Its leakproofness is demonstrate,proved, zero leakage is reached；The left valve barrel 4 and right valve barrel 7 of the present invention is rotatable, so that left valve barrel 4 and right valve barrel 7
Various pieces uniform wear, extend service life.
Particular embodiments described above, pair present invention solves the technical problem that, technical solution and advantageous effect carry out
It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to this
Invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this hair
Within bright protection domain.
Claims (10)
1. a kind of sealing leakage-free ball valve, which is characterized in that it includes：
Valve body（1）, the valve body（1）With ball valve chamber（11）, the valve body（1）Upper end be provided with valve deck（12）；
Ball valve body（2）, the ball valve body（2）It can be rotated to support on ball valve chamber（11）It is interior, the ball valve body（2）Upper end connect
It is connected to for driving ball valve body（2）The upper valve rod of rotation（31）, the valve deck（12）On be provided through hole, the upper valve rod
（31）Across across hole；
Left valve barrel（4）, the left valve barrel（4）It is adjustably connected to valve body by left connection component or so（1）Left part, and institute
State left valve barrel（4）With the ball valve body（2）All side walls abut against；
Right valve barrel（7）, the right valve barrel（7）It is adjustably connected to valve body by right connection component or so（1）Right part, and institute
State right valve barrel（7）With the ball valve body（2）All side walls abut against.
2. sealing leakage-free ball valve according to claim 1, it is characterised in that：The left connection component includes being arranged in valve
Body（1）Left part internal thread and be arranged in left valve barrel（4）External screw thread, the left valve barrel（4）Pass through its external screw thread and valve
Body（1）The cooperation of internal thread of left part can be connected to valve body to spinning in and out（1）Left part；And/or the right connection
Component includes being arranged in valve body（1）Right part internal thread and be arranged in right valve barrel（7）External screw thread, the right valve barrel（7）
Pass through its external screw thread and valve body（1）The cooperation of internal thread of right part can be connected to valve body to spinning in and out（1）Right part.
3. sealing leakage-free ball valve according to claim 2, it is characterised in that：Further include two rotating driving devices, one
A rotating driving device is for driving left valve barrel（4）Rotation, another rotating driving device is for driving right valve barrel（7）Rotation,
The rotating driving device includes：
Rotary sleeve（5）, the rotary sleeve（5）It is connected to valve body by bearing（1）Left part or right part, valve body（1）It is interior
Screw thread is arranged in rotary sleeve（5）It is interior；
Rotary sleeve rotating driving device, the rotary sleeve rotating driving device and the rotary sleeve（5）It is connected, will pass through rotation
It covers rotating driving device and drives rotary sleeve（5）Rotation；
Anti- axial moving device, the anti-axial moving device include abutting bolt（51）, the abutting bolt（51）Pass through spiral shell
Line precession rotary sleeve（5）Inside and with the left valve barrel（4）Or right valve barrel（7）It abuts against to limit left valve barrel（4）Or right valve
Body（7）Relative rotation set（5）Rotation.
4. sealing leakage-free ball valve according to claim 3, it is characterised in that：The rotary sleeve rotating driving device includes
Rotary drive（61）With two intermeshing bevel gears（62）, a bevel gear（62）It is sleeved on rotary sleeve（5）On, rotation
Actuator（61）With another bevel gear（62）It is connected, will pass through rotary drive（61）Driving bevel gear（62）Rotation.
5. sealing leakage-free ball valve according to claim 2, it is characterised in that：The left valve barrel（4）Right valve barrel（7）On
It is both provided with rotating handle（71）.
6. sealing leakage-free ball valve according to claim 1, it is characterised in that：The upper valve rod（31）With across hole
It is provided at least one O-ring seal（81）.
7. sealing leakage-free ball valve according to claim 6, it is characterised in that：The upper valve rod（31）With across the upper of hole
Filler is filled between end（82）.
8. sealing leakage-free ball valve according to claim 1, it is characterised in that：The ball valve body（2）Pass through lower valve rod
（32）It can be rotated to support on valve body（1）It is interior, the lower valve rod（32）With the upper valve rod（31）Coaxial arrangement.
9. sealing leakage-free ball valve according to claim 8, it is characterised in that：The lower valve rod（32）With valve body（1）It
Between, upper valve rod（31）With valve body（1）Between be both provided with bushing（10）.
10. sealing leakage-free ball valve according to claim 1, it is characterised in that：The valve deck（12）Upper surface installation
There is terminal pad（13）, the terminal pad（13）On be equipped with and the upper valve rod（31）It is connected and with for driving upper valve rod（31）
The turbine apparatus of rotation（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963941.3A CN108799590A (en) | 2018-08-23 | 2018-08-23 | Seal leakage-free ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963941.3A CN108799590A (en) | 2018-08-23 | 2018-08-23 | Seal leakage-free ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108799590A true CN108799590A (en) | 2018-11-13 |
Family
ID=64080757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810963941.3A Pending CN108799590A (en) | 2018-08-23 | 2018-08-23 | Seal leakage-free ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108799590A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1216354A (en) * | 1968-10-10 | 1970-12-23 | Hills Mccanna Co | Ball valves |
| JPH09189365A (en) * | 1996-01-10 | 1997-07-22 | Nippon Boorubarubu Kk | Ultrasonic drive valve device |
| CN102278494A (en) * | 2011-07-15 | 2011-12-14 | 浙江信泰阀门有限公司 | Completely-sealed zero-leakage ball valve |
| CN202612771U (en) * | 2012-05-21 | 2012-12-19 | 保一集团有限公司 | Large-diameter ball valve |
| CN204493780U (en) * | 2015-02-04 | 2015-07-22 | 浙江太特阀门有限公司 | Separable type Integral ball hard seal fixing ball valve |
| CN105422897A (en) * | 2015-11-30 | 2016-03-23 | 大丰市奥凯流体机械有限公司 | Ultra-low temperature ball valve |
| CN206274091U (en) * | 2016-12-22 | 2017-06-23 | 江苏迪森阀门科技有限公司 | A kind of good ball valve of rotation |
| CN208719511U (en) * | 2018-08-23 | 2019-04-09 | 江苏诚功阀门科技有限公司 | Seal leakage-free ball valve |
-
2018
- 2018-08-23 CN CN201810963941.3A patent/CN108799590A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1216354A (en) * | 1968-10-10 | 1970-12-23 | Hills Mccanna Co | Ball valves |
| JPH09189365A (en) * | 1996-01-10 | 1997-07-22 | Nippon Boorubarubu Kk | Ultrasonic drive valve device |
| CN102278494A (en) * | 2011-07-15 | 2011-12-14 | 浙江信泰阀门有限公司 | Completely-sealed zero-leakage ball valve |
| CN202612771U (en) * | 2012-05-21 | 2012-12-19 | 保一集团有限公司 | Large-diameter ball valve |
| CN204493780U (en) * | 2015-02-04 | 2015-07-22 | 浙江太特阀门有限公司 | Separable type Integral ball hard seal fixing ball valve |
| CN105422897A (en) * | 2015-11-30 | 2016-03-23 | 大丰市奥凯流体机械有限公司 | Ultra-low temperature ball valve |
| CN206274091U (en) * | 2016-12-22 | 2017-06-23 | 江苏迪森阀门科技有限公司 | A kind of good ball valve of rotation |
| CN208719511U (en) * | 2018-08-23 | 2019-04-09 | 江苏诚功阀门科技有限公司 | Seal leakage-free ball valve |
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