CN109027296A - A kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction - Google Patents
A kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction Download PDFInfo
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- CN109027296A CN109027296A CN201811056699.8A CN201811056699A CN109027296A CN 109027296 A CN109027296 A CN 109027296A CN 201811056699 A CN201811056699 A CN 201811056699A CN 109027296 A CN109027296 A CN 109027296A
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- hole
- valve body
- reducing plate
- pressure fluid
- sphere
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- 230000009467 reduction Effects 0.000 title claims abstract description 26
- 238000005520 cutting process Methods 0.000 title claims abstract description 25
- 239000012530 fluid Substances 0.000 claims abstract description 61
- 238000003475 lamination Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 239000004677 Nylon Substances 0.000 claims description 14
- 229920001778 nylon Polymers 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 230000006837 decompression Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F16K5/0605—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 with particular plug arrangements, e.g. particular shape or built-in 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
- 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
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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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
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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
- F16K5/0694—Spindle sealings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses the high pressure anti-cavitation cutting ball valves that one kind is capable of noise reduction, belong to pipe control valve, the technical problem to be solved in the present invention be ball valve cannot reduce pressure, reduce flow velocity, control noise and regulation performance it is poor, the technical solution of use are as follows: its structure includes main valve body, auxiliary valve body, valve seat, valve rod and sphere, it is characterized in that, auxiliary valve body is mounted on main valve body, valve seat is mounted in the valve body of main valve body and auxiliary valve body composition, for sphere installation in valve seat, valve rod is fixedly connected with sphere；Low-pressure fluid tap hole is offered on main valve body, and high-pressure fluid is offered on auxiliary valve body and flows into hole, through-hole one is offered on sphere, high-pressure fluid flows into hole, through-hole one and low-pressure fluid tap hole and is sequentially communicated；Several evenly distributed laminations are provided in the through-hole one of sphere, lamination is arranged in layered laminate, is provided with through-hole two between every laminates；The lateral position setting of lamination is fluted, and groove is connected to through-hole two and groove is in rectangle or zigzag.
Description
Technical field
The present invention relates to a kind of pipe control valve, specifically a kind of high pressure anti-cavitation cutting ball for capableing of noise reduction
Valve.
Background technique
Ball valve due to, switch small with flow resistance rapidly, good seal performance, long service life, convenient for gas control and automatically controlled etc. special
Point is widely used in the industries such as coal chemical industry, petrochemical industry, steel, metallurgy, space division.
However, ball valve has the characteristics that negotiability is big, switch is rapid, it be easy to cause ball valve in opening-closing process, especially
It is the problem of there is strong noise and strong vibrations under the operating condition of High Pressure Difference.Ball valve is in opening-closing process, the pressure of valve two sides
Difference is very big, and fluid velocity is very high, when fluid passes through ball valve runner with very high speed, can generate turbulent flow, flash distillation and air pocket etc.
Problem causes the abrasion and injury of valve body and sphere.Simultaneously, the high noisy in cutting ball valve opening-closing process and strong vibration
The energy loss of valve is caused, very big harm is carried out to the health care belt of operator.
In conclusion how to solve ball valve to reduce pressure, reduce flow velocity, control noise and regulation performance difference to be mesh
Preceding technical problem urgently to be solved.
Summary of the invention
Technical assignment of the invention is to provide a kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction, cannot to solve ball valve
The problem for reducing pressure, reducing flow velocity, control noise and regulation performance difference.
Technical assignment of the invention realizes in the following manner, a kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction,
The cutting ball valve includes main valve body, auxiliary valve body, valve seat, valve rod and sphere, and auxiliary valve body is mounted on main valve body, and valve seat is mounted on master
In the valve body of valve body and auxiliary valve body composition, for sphere installation in valve seat, valve rod is fixedly connected with sphere；
Low-pressure fluid tap hole is offered on main valve body, and high-pressure fluid is offered on auxiliary valve body and flows into hole, is offered on sphere logical
Kong Yi, high-pressure fluid flow into hole, through-hole one and low-pressure fluid tap hole and are sequentially communicated；It is provided in the through-hole one of sphere several
Evenly distributed lamination, lamination are arranged in layered laminate, are provided with through-hole two between every laminates；The lateral position of lamination is provided with
Groove, groove is connected to through-hole two and groove is in rectangle or zigzag, and fluid flows into hole from high-pressure fluid and flows into sphere through-hole one,
The rectangle or saw-tooth profile of via through holes two and lamination are flowed out from low-pressure fluid tap hole, according to the principle of fluid turnover loss
The decompression of fluid is realized, while reducing the noise in cutting ball valve opening-closing process.
Preferably, every laminates use is melted weldering and is fixedly connected.Wherein, lamination integrally melts postwelding and is processed.
Preferably, the hole wall of the through-hole one is male and fomale(M&F), male and fomale(M&F) is wavy or sinusoidal waveform, passes through waveform
Or the zigzag path of sinusoidal waveform increases the channel distance of fluid media (medium) approach, realizes the gradually deceleration of fluid media (medium), reaches
Control to noise source, is effectively reduced noise.
More preferably, it is embedded in nylon jacket on one hole wall of through-hole, nylon jacket and lamination gap setting and nylon jacket surface is equal
Cloth blind hole, blind hole can make noise form resonance, and then the extinction coefficient and acoustic impedance of ball valve in peak value frequency range, increase sound absorption
Bandwidth.
Preferably, the high-pressure fluid flows into hole far from being provided with entrance noise reducing plate, entrance noise reduction at one end of sphere
Several through-holes three are offered on plate, through-hole three is sequentially communicated high-pressure fluid and flows into hole, through-hole one, through-hole two and low-pressure fluid outflow
Hole.
More preferably, the low-pressure fluid tap hole far from being disposed with first order noise reduction at one end of sphere from outside to inside
Plate, second level noise reducing plate and third level noise reducing plate offer several through-holes four on first order noise reducing plate, open on the noise reducing plate of the second level
Equipped with several through-holes five, several through-holes six, through-hole four, through-hole five, through-hole six, low-pressure fluid flow are offered on third level noise reducing plate
Portal, through-hole one, through-hole two, through-hole one, through-hole two and high-pressure fluid flow into hole and be sequentially communicated.
More preferably, the diameter of the first order noise reducing plate be less than second level noise reducing plate diameter, second level noise reducing plate it is straight
Diameter is less than the diameter of third level noise reducing plate.
More preferably, the thickness of the first order noise reducing plate is less than the thickness of second level noise reducing plate, the thickness of second level noise reducing plate
Degree is less than the thickness of third level noise reducing plate.
Preferably, being provided with Packing seat between the valve rod and main valve body and auxiliary valve body, it is provided with and fills out above Packing seat
Expect gland, filler is filled between gland and Packing seat, gland upper side is provided with hold-down grid.
More preferably, the material of the filler uses PTFE.
The high pressure anti-cavitation cutting ball valve for capableing of noise reduction of the invention has the advantage that compared with prior art
(1), the present invention is flowed by lamination, the male and fomale(M&F) on sphere hole wall and nylon jacket in sphere through-hole one, high-pressure fluid
First order noise reducing plate, second level noise reducing plate and the third level noise reduction in entrance noise reducing plate and low-pressure fluid tap hole in hole
Plate not only realizes the reduction pressure of fluid in ball valve, reduces flow velocity and control noise, and noise is less than making an uproar for common V-type design
Sound, and the regulation performance of ball valve is substantially increased, flow can be adjusted by equal hundred flows；
(2), the lateral position of lamination opens up fluted, and groove is connected to through-hole two and groove is in rectangle or zigzag, and fluid is from height
Hydraulic fluid flow enters hole and flows into sphere through-hole one, the rectangle or saw-tooth profile of via through holes two and lamination, from low-pressure fluid tap hole
Outflow realizes the decompression of fluid according to the principle of fluid turnover loss, while reducing making an uproar in cutting ball valve opening-closing process
Sound；
(3), the hole wall of through-hole one is male and fomale(M&F), and male and fomale(M&F) is wavy or sinusoidal waveform, passes through waveform or sinusoidal waveform
Zigzag path increases the channel distance of fluid media (medium) approach, realizes the gradually deceleration of fluid media (medium), reaches the control to noise source
System, is effectively reduced noise；
(4), it is embedded in nylon jacket, nylon jacket and lamination gap setting on one hole wall of through-hole and nylon jacket surface is evenly distributed with blind hole, blind hole
Noise can be made to be formed in peak value frequency range to resonate, and then the extinction coefficient and acoustic impedance of ball valve, increase wide band sound absorption；
(5), the first order noise reducing plate in the entrance noise reducing plate and low-pressure fluid tap hole in high-pressure fluid inflow hole, second
Grade noise reducing plate and third level noise reducing plate and use welding structure fixed entrance noise reducing plate, first order noise reducing plate, second level noise reducing plate
With third level noise reducing plate so that the structural strength of ball valve greatly promotes, and then improves the shock resistance of ball valve, while big
The noise in ball valve opening-closing process is reduced greatly.
Therefore the present invention has the spies such as reasonable, simple, easy to process, small in size, the easy to use, multi-purpose content of structure of design
Point, thus, it has good value for applications.
Detailed description of the invention
The following further describes the present invention with reference to the drawings.
Attached drawing 1 is the structural schematic diagram for capableing of the high pressure anti-cavitation cutting ball valve of noise reduction；
Attached drawing 2 is the structural schematic diagram of lamination in attached drawing 1.
In figure: 1, main valve body, 2, auxiliary valve body, 3, valve seat, 4, sphere, 5, valve rod, 6, Packing seat, 7, filler, 8, filler pressure
Lid, 9, hold-down grid, 10, low-pressure fluid tap hole, 11, high-pressure fluid inflow hole, 12, through-hole one, 13, lamination, 14, through-hole
Two, 15, groove, 16, male and fomale(M&F), 17, nylon jacket, 18, blind hole, 19, entrance noise reducing plate, 20, through-hole three, 21, first order noise reduction
Plate, 22, second level noise reducing plate, 23, third level noise reducing plate, 24, through-hole four, 25, through-hole five, 26, through-hole six.
Specific embodiment
It is capable of the high pressure anti-cavitation cutting ball valve of noise reduction to one kind of the invention referring to Figure of description and specific embodiment
It is described in detail below.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", " perpendicular
Directly " orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description.Rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limitation of the invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be and be directly connected to, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment:
As shown in Fig. 1, one kind of the invention is capable of the high pressure anti-cavitation cutting ball valve of noise reduction, structure include main valve body 1,
Auxiliary valve body 2, valve seat 3, valve rod 5 and sphere 4, auxiliary valve body 2 are mounted on main valve body 1, and valve seat 3 is mounted on main valve body 1 and auxiliary valve body 2
In the valve body of composition, sphere 4 is mounted in valve seat 3, and valve rod 5 is fixedly connected with sphere 4；Valve rod 5 and main valve body 1 and auxiliary valve body 2 it
Between Packing seat 6 is installed, gland 8 is installed above Packing seat 6, between gland 8 and Packing seat 6 fill filler 7, fill out
Material 8 upper side of gland is equipped with hold-down grid 9.The material of filler 7 uses PTFE.
Low-pressure fluid tap hole 10 is offered on main valve body 1, and high-pressure fluid is offered on auxiliary valve body 2 and flows into hole 11, sphere 4
On offer through-hole 1, high-pressure fluid flows into hole 11, through-hole 1 and low-pressure fluid tap hole 10 and is sequentially communicated；Sphere 4
Through-hole 1 in several evenly distributed laminations 13 are installed, lamination 13 is arranged in layered laminate, and every laminates 13 are using melting weldering
It is fixedly connected with and has between every laminates 13 gap, gap location is through-hole 2 14.As shown in Fig. 2, the lateral position of lamination 13
Fluted 15 are opened up, groove 15 is connected to through-hole 2 14 and groove 15 is in rectangle, and fluid flows into hole 11 from high-pressure fluid and flows into ball
4 through-hole 1 of body, the side of 13 rectangular recess 15 of via through holes 2 14 and lamination are flowed out from low-pressure fluid tap hole 10, according to stream
The principle of body turnover loss realizes the decompression of fluid, while reducing the noise in cutting ball valve opening-closing process.
The hole wall of through-hole 1 is male and fomale(M&F) 16, and male and fomale(M&F) 16 is wavy.Nylon jacket 17 is embedded on one 12 hole wall of through-hole,
Nylon jacket 17 is with 13 gap setting of lamination and 17 surface of nylon jacket is evenly distributed with blind hole 18.
High-pressure fluid flows at the one end of hole 11 far from sphere 4 and is equipped with entrance noise reducing plate 19, opens on entrance noise reducing plate 19
Equipped with several through-holes 3 20, through-hole 3 20 is sequentially communicated high-pressure fluid and flows into hole 11, through-hole 1, through-hole 2 14 and low-pressure fluid
Tap hole 10.Low-pressure fluid tap hole 10 is sequentially installed with first order noise reducing plate 21, from outside to inside at one end far from sphere 4
Second level noise reducing plate 22 and third level noise reducing plate 23 offer several through-holes 4 24, second level noise reducing plate on first order noise reducing plate 21
Several through-holes 5 25 are offered on 22, several through-holes 6 26 are offered on third level noise reducing plate 23, and high-pressure fluid flows into hole 11, leads to
Hole 2 14, through-hole 1, low-pressure fluid tap hole 10, through-hole 6 26, through-hole 5 25, through-hole 4 24 be sequentially communicated.First order drop
The diameter of plate 21 of making an uproar is less than the diameter of second level noise reducing plate 22, and the diameter of second level noise reducing plate 22 is less than third level noise reducing plate 23
Diameter.The thickness of first order noise reducing plate 21 is less than the thickness of second level noise reducing plate 22, and the thickness of second level noise reducing plate 22 is less than the
The thickness of three-level noise reducing plate 23.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
It is fast that present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. one kind is capable of the high pressure anti-cavitation cutting ball valve of noise reduction, which includes main valve body, auxiliary valve body, valve seat, valve rod
And sphere, which is characterized in that auxiliary valve body is mounted on main valve body, and valve seat is mounted in the valve body of main valve body and auxiliary valve body composition,
For sphere installation in valve seat, valve rod is fixedly connected with sphere；
Low-pressure fluid tap hole is offered on main valve body, and high-pressure fluid is offered on auxiliary valve body and flows into hole, is offered on sphere logical
Kong Yi, high-pressure fluid flow into hole, through-hole one and low-pressure fluid tap hole and are sequentially communicated；It is provided in the through-hole one of sphere several
Evenly distributed lamination, lamination are arranged in layered laminate, are provided with through-hole two between every laminates；The lateral position of lamination is provided with
Groove, groove is connected to through-hole two and groove is in rectangle or zigzag.
2. the high pressure anti-cavitation cutting ball valve according to claim 1 for capableing of noise reduction, which is characterized in that every laminates use
Melt weldering to be fixedly connected.
3. the high pressure anti-cavitation cutting ball valve according to claim 1 or 2 for capableing of noise reduction, which is characterized in that the through-hole
One hole wall is male and fomale(M&F), and male and fomale(M&F) is wavy or sinusoidal waveform.
4. the high pressure anti-cavitation cutting ball valve according to claim 3 for capableing of noise reduction, which is characterized in that one hole of through-hole
It is embedded in nylon jacket, nylon jacket and lamination gap setting on wall and nylon jacket surface is evenly distributed with blind hole.
5. the high pressure anti-cavitation cutting ball valve according to claim 1 or 2 for capableing of noise reduction, which is characterized in that the high pressure
Fluid inflow hole offers several through-holes three, through-hole far from entrance noise reducing plate is provided at one end of sphere on entrance noise reducing plate
Three, which are sequentially communicated high-pressure fluid, flows into hole, through-hole one, through-hole two and low-pressure fluid tap hole.
6. the high pressure anti-cavitation cutting ball valve according to claim 5 for capableing of noise reduction, which is characterized in that the low-pressure fluid
Tap hole far from being disposed with first order noise reducing plate, second level noise reducing plate and third level noise reduction from outside to inside at one end of sphere
Plate offers several through-holes four on first order noise reducing plate, several through-holes five, third level noise reducing plate is offered on the noise reducing plate of the second level
On offer several through-holes six, through-hole four, through-hole five, through-hole six, low-pressure fluid tap hole, through-hole one, through-hole two, through-hole one,
Through-hole two and high-pressure fluid flow into hole and are sequentially communicated.
7. the high pressure anti-cavitation cutting ball valve according to claim 6 for capableing of noise reduction, which is characterized in that the first order drop
The diameter of plate of making an uproar is less than the diameter of second level noise reducing plate, and the diameter of second level noise reducing plate is less than the diameter of third level noise reducing plate.
8. the high pressure anti-cavitation cutting ball valve according to claim 7 for capableing of noise reduction, which is characterized in that the first order drop
The thickness of plate of making an uproar is less than the thickness of second level noise reducing plate, and the thickness of second level noise reducing plate is less than the thickness of third level noise reducing plate.
9. the high pressure anti-cavitation cutting ball valve according to claim 1 for capableing of noise reduction, which is characterized in that the valve rod and master
It is provided with Packing seat between valve body and auxiliary valve body, is provided with gland above Packing seat, is filled out between gland and Packing seat
Filling material, gland upper side are provided with hold-down grid.
10. the high pressure anti-cavitation cutting ball valve according to claim 9 for capableing of noise reduction, which is characterized in that the filler
Material uses PTFE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811056699.8A CN109027296A (en) | 2018-09-11 | 2018-09-11 | A kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811056699.8A CN109027296A (en) | 2018-09-11 | 2018-09-11 | A kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109027296A true CN109027296A (en) | 2018-12-18 |
Family
ID=64620866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811056699.8A Pending CN109027296A (en) | 2018-09-11 | 2018-09-11 | A kind of high pressure anti-cavitation cutting ball valve for capableing of noise reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109027296A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751432A (en) * | 2019-02-22 | 2019-05-14 | 凯瑞特阀业有限公司 | flow control valve |
| RU2730271C2 (en) * | 2019-01-21 | 2020-08-21 | Денис Игоревич Рысенко | Ball valve |
| CN112081993A (en) * | 2019-06-13 | 2020-12-15 | 费希尔控制国际公司 | Valve trim apparatus for use with valves |
| CN112303274A (en) * | 2020-10-26 | 2021-02-02 | 江苏明通福路流体控制设备有限公司 | High-pressure-resistant valve device and manufacturing method |
| CN114183554A (en) * | 2021-11-04 | 2022-03-15 | 北京卫星制造厂有限公司 | Plug valve |
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| CN103821962A (en) * | 2014-03-10 | 2014-05-28 | 重庆海王仪器仪表有限公司 | Noise reduction ball valve |
| CN205278440U (en) * | 2016-01-05 | 2016-06-01 | 盐城市精工阀门有限公司 | But welded ball valve of noise reduction |
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