CN109114249A - A kind of high temperature regulation ball valve - Google Patents
A kind of high temperature regulation ball valve Download PDFInfo
- Publication number
- CN109114249A CN109114249A CN201710479988.8A CN201710479988A CN109114249A CN 109114249 A CN109114249 A CN 109114249A CN 201710479988 A CN201710479988 A CN 201710479988A CN 109114249 A CN109114249 A CN 109114249A
- Authority
- CN
- China
- Prior art keywords
- valve
- high temperature
- ball valve
- temperature regulation
- sphere
- 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 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 230000009467 reduction Effects 0.000 claims abstract description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The present invention relates to a kind of high temperature regulation ball valves, sphere (3), valve deck (2), valve seat (5) and valve rod (1) including valve body (6), equipped with ball valve channel, sealing surface is contacted and formed between the valve seat (5) and sphere (3), the regulating orifice plate (18) with noise reduction hole (19) is additionally provided in ball valve channel.Compared with prior art, the present invention uses Multi-stage regulation hole plate, and velocity of medium, pressure and noise can be effectively reduced, meanwhile, entire ball valve sealing performance is reliable, and rapidly, the service life is permanent for opening and closing, and regulation performance is excellent to reach the high C of unconfined flow channel switch position offervValue, with good economic efficiency and social benefit etc..
Description
Technical field
The present invention relates to ball valve fields, more particularly, to a kind of high temperature regulation ball valve.
Background technique
High temperature regulation ball valve be widely used petroleum refining, long-distance transport pipes, chemical industry, papermaking, pharmacy, water conservancy, electric power,
The industries such as municipal administration, steel are mainly used for the flow of pipeline network regulation pressure medium entrance and exit, however since High Pressure Difference is easy to produce
Raw cavitation causes the restricting elements cavitation corrosion such as valve seat and spool to be damaged, and causes regulating valve serious leak, or even lose regulatory function.It is right
In gas medium, due to its compressibility, its flow velocity is up to 100m/s, right from static pressure conversion (from closing to opening) power release suddenly
Up to 100 decibels of (dbA) flow velocity noises that restricting element is washed away while being generated, injure the physical and mental health of people.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of high temperature regulation ball valves.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of high temperature regulation ball valve, including valve body, the sphere equipped with ball valve channel, valve deck, valve seat and valve rod, the valve
Seat with sealing surface is contacted and formed between sphere, the regulating orifice plate with noise reduction hole is additionally provided in ball valve channel.
As preferred embodiment, it is in that 45 ° of inclined parallels are arranged on regulating orifice plate that the noise reduction hole, which includes a plurality of,
Slit.
As above-mentioned preferred embodiment it is further preferred that the regulating orifice plate is vertically equipped in parallel in ball valve channel
Muti-piece, the noise reduction hole on adjacent two regulating orifice plate keeps dislocation arrangement.The noise reduction hole energy for the arrangement that misplaces on adjacent regulating orifice plate
The further flow velocity and pressure for reducing pumped (conveying) medium.
As preferred embodiment, also sealing forms spring plenum length between the valve body and valve seat, in spring plenum length
It is inside additionally provided with and resists valve seat, and it is made to be in close contact the Flexible element of sealing between sphere.
As above-mentioned preferred embodiment it is further preferred that the Flexible element includes spring, spring base, graphite central shoring
Circle and graphite-seal ring, wherein the spring is mounted in spring base, and one end resists valve body, and the other end resists graphite annulus
Support ring, the end of the graphite annulus support ring are additionally provided with the graphite-seal ring for sealing gap between valve seat and valve body.
As above-mentioned preferred embodiment it is further preferred that the valve body and valve seat is being located at the side of spring plenum length
Contact site is equipped with fire-protection ring, is sealed in the contact site for being located at the spring plenum length other side using the first sealing ring.
As preferred embodiment, the body base is additionally provided with lower valve pole socket, and the valve rod sequentially passes through valve
Lid and sphere, and it is rotatablely connected the lower valve pole socket.
As preferred embodiment, the thrust washer for resisting sphere top surface is additionally provided on the valve rod, in lower valve rod
Lower valve rod adjusting pad is additionally provided between seat and sphere.
It as preferred embodiment, is fixed between the lower valve pole socket and valve body by bolt structure, lower valve pole socket
Contact surface between valve body also uses the second sealing ring to seal.
Compared with prior art, the invention has the following advantages that
(1) by the way that one or more levels regulating orifice plate is arranged in ball valve channel, then cooperate the noise reduction arranged in 45 ° of oblique angles
Hole, in this way, pumped (conveying) medium can maximally reduce noise by the speed limit noise reduction step by step of one or more levels regulating orifice plate
Generation.
(2) regulating orifice plate is arranged in the ball valve channel of ball interior, is carrying out current limliting noise reduction process to the fluid passed through
When, it can be protected, service life is high.
(3) setting of Flexible element can effectively avoid graphite high-temperature expansion from leading to sphere locking and can not act；Together
When, hard sealed structure also can guarantee the low slip under high temperature and high pressure condition；Using non-maintaining design, guarantor convenient for safeguarding
It supports；After cooperating locator use, regulation performance is excellent.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the enlarged diagram at Flexible element of the invention；
Fig. 3 is the enlarged diagram at lower valve pole socket of the invention；
Fig. 4 is the structural schematic diagram of ball position of the invention；
In figure, 1- valve rod, 2- valve deck, 3- sphere, 4- lower valve pole socket, 5- valve seat, 6- valve body, 7- fire-protection ring, 8- spring, 9-
Spring base, 10- graphite annulus support ring, 11- graphite-seal ring, the first sealing ring of 12-, 13- lower valve rod adjusting pad, 14- self-lubricating axis
Lining, the second sealing ring of 15-, 16- spirotallic gasket, 17- bolt structure, 18- regulating orifice plate, 19- noise reduction hole.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of high temperature regulation ball valve, structure as shown in Figure 1, include valve body 6, the sphere 3 equipped with ball valve channel, valve deck 2,
Valve seat 5 and valve rod 1, contact and are formed sealing surface between valve seat 5 and sphere 3, be additionally provided in ball valve channel with noise reduction hole 19
Regulating orifice plate 18, noise reduction hole 19 include running through a plurality of parallel slit being arranged on regulating orifice plate 18, adjustment hole in 45 ° of oblique angles
The perpendicular separation in ball valve channel of plate 18 is equipped with 4 to 5 pieces, and the noise reduction hole 19 on adjacent two regulating orifice plate 18 keeps dislocation arrangement,
As shown in Figure 4.
Also sealing forms 8 cavity of spring between valve body 6 and valve seat 5, is additionally provided in 8 cavity of spring and resists valve seat 5, and makes
Its Flexible element that sealing is in close contact between sphere 3.As shown in Fig. 2, Flexible element includes spring 8, spring base 9, graphite
Central shoring circle 10 and graphite-seal ring 11, wherein spring 8 is mounted in spring base 9, and one end resists valve body 6, and the other end resists stone
Black central shoring circle 10, the end of the graphite annulus support ring 10 are additionally provided with the graphite-seal ring 11 for sealing gap between valve seat 5 and valve body 6.
Valve body 6 and valve seat 5 are equipped with fire-protection ring 7 in the contact site for being located at the side of 8 cavity of spring, are being located at the 8 cavity other side of spring
Contact site using the first sealing ring 12 seal.6 bottom of valve body is additionally provided with lower valve pole socket 4, between lower valve pole socket 4 and valve body 6
Contact surface is additionally provided with the spirotallic gasket for reinforcing sealing effect in step type on the step lands of lower valve pole socket 4 and valve body 6
16.Valve rod 1 sequentially passes through valve deck 2 and sphere 3, and is rotatablely connected lower valve pole socket 4.It is additionally provided on valve rod 1 and resists 3 top surface of sphere
Thrust washer.It is fixed by bolt structure 17 between lower valve pole socket 4 and valve body 6, the contact surface between lower valve pole socket 4 and valve body 6
Also sealed using the second sealing ring 15.When lower valve pole socket 4 is fixedly mounted on valve body 6, the prominent valve body 6 in top simultaneously protrudes into sphere
In the concave surface of 3 bottom ends, self-lubricating bush 14 is arranged in the top-side of lower valve pole socket 4, in order to the rotation of sphere 3, under
Lower valve rod adjusting pad 13 is equipped between the top of valve rod base 4 and the bottom end of sphere 3, as shown in Figure 3.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability
Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be of the invention
Within protection scope.
Claims (9)
1. a kind of high temperature regulation ball valve, sphere (3), valve deck (2), valve seat (5) and valve including valve body (6), equipped with ball valve channel
Bar (1) contacts between the valve seat (5) and sphere (3) and forms sealing surface, which is characterized in that also sets in ball valve channel
There is the regulating orifice plate (18) with noise reduction hole (19).
2. a kind of high temperature regulation ball valve according to claim 1, which is characterized in that the noise reduction hole (19) includes a plurality of
The slit being arranged on regulating orifice plate (18) in 45 ° of inclined parallels.
3. a kind of high temperature regulation ball valve according to claim 1 or 2, which is characterized in that the regulating orifice plate (18) exists
Parallel muti-piece is vertically equipped in ball valve channel, the noise reduction hole (19) on adjacent two regulating orifice plate (18) keeps dislocation arrangement.
4. a kind of high temperature regulation ball valve according to claim 1, which is characterized in that the valve body (6) and valve seat (5) it
Between sealing form spring (8) cavity, be additionally provided in spring (8) cavity and resist valve seat (5), and keep it tight between sphere (3)
The Flexible element of contiguity touching sealing.
5. a kind of high temperature regulation ball valve according to claim 4, which is characterized in that the Flexible element includes spring
(8), spring base (9), graphite annulus support ring (10) and graphite-seal ring (11), wherein the spring (8) is mounted on spring base
(9) in, one end is resisted valve body (6), and the other end resists graphite annulus support ring (10), and the end of the graphite annulus support ring (10) is additionally provided with
Seal the graphite-seal ring (11) in gap between valve seat (5) and valve body (6).
6. a kind of high temperature regulation ball valve according to claim 4, which is characterized in that the valve body (6) and valve seat (5) exists
Contact site positioned at the side of spring (8) cavity is equipped with fire-protection ring (7), in the contact portion for being located at spring (8) cavity other side
Position is sealed using the first sealing ring (12).
7. a kind of high temperature regulation ball valve according to claim 1, which is characterized in that described valve body (6) bottom is additionally provided with
Lower valve pole socket (4), the valve rod (1) sequentially pass through valve deck (2) and sphere (3), and are rotatablely connected the lower valve pole socket (4).
8. a kind of high temperature regulation ball valve according to claim 7, which is characterized in that be additionally provided on the valve rod (1) to
The firmly thrust washer of sphere (3) top surface is additionally provided with lower valve rod adjusting pad (13) between lower valve pole socket (4) and sphere (3).
9. a kind of high temperature regulation ball valve according to claim 7, which is characterized in that the lower valve pole socket (4) and valve body
(6) fixed by bolt structure (17) between, the contact surface between lower valve pole socket (4) and valve body (6) also uses the second sealing ring
(15) it seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479988.8A CN109114249A (en) | 2017-06-22 | 2017-06-22 | A kind of high temperature regulation ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479988.8A CN109114249A (en) | 2017-06-22 | 2017-06-22 | A kind of high temperature regulation ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109114249A true CN109114249A (en) | 2019-01-01 |
Family
ID=64732552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710479988.8A Pending CN109114249A (en) | 2017-06-22 | 2017-06-22 | A kind of high temperature regulation ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109114249A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764173A (en) * | 2019-03-14 | 2019-05-17 | 无锡智能自控工程股份有限公司 | A kind of high-pressure ball valve with redundancy packing seal structure |
| CN110454586A (en) * | 2019-09-11 | 2019-11-15 | 浙江联大阀门有限公司 | Wear-resisting regulation ball valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1122856A (en) * | 1997-07-07 | 1999-01-26 | Motoyama Seisakusho:Kk | Cage for adjusting valve adjusting valve and piping silencer |
| CN1353800A (en) * | 1999-06-01 | 2002-06-12 | Naf公司 | Device in valve |
| CN202432002U (en) * | 2011-11-14 | 2012-09-12 | 大连亨利测控仪表工程有限公司 | High-pressure difference V-shaped regulating ball valve |
| CN202937835U (en) * | 2012-11-28 | 2013-05-15 | 上海科科阀门集团有限公司 | Lock hopper valve seat |
| CN205745417U (en) * | 2016-06-21 | 2016-11-30 | 浙江精杰实业有限公司 | A kind of high voltage adjusting ball valve |
| CN206246713U (en) * | 2016-10-28 | 2017-06-13 | 福斯流体控制（苏州）有限公司 | High-performance abrasion-proof control type ball valve |
| CN206958305U (en) * | 2017-06-22 | 2018-02-02 | 上海弘盛特种阀门制造股份有限公司 | A kind of high temperature regulation ball valve |
-
2017
- 2017-06-22 CN CN201710479988.8A patent/CN109114249A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1122856A (en) * | 1997-07-07 | 1999-01-26 | Motoyama Seisakusho:Kk | Cage for adjusting valve adjusting valve and piping silencer |
| CN1353800A (en) * | 1999-06-01 | 2002-06-12 | Naf公司 | Device in valve |
| CN202432002U (en) * | 2011-11-14 | 2012-09-12 | 大连亨利测控仪表工程有限公司 | High-pressure difference V-shaped regulating ball valve |
| CN202937835U (en) * | 2012-11-28 | 2013-05-15 | 上海科科阀门集团有限公司 | Lock hopper valve seat |
| CN205745417U (en) * | 2016-06-21 | 2016-11-30 | 浙江精杰实业有限公司 | A kind of high voltage adjusting ball valve |
| CN206246713U (en) * | 2016-10-28 | 2017-06-13 | 福斯流体控制（苏州）有限公司 | High-performance abrasion-proof control type ball valve |
| CN206958305U (en) * | 2017-06-22 | 2018-02-02 | 上海弘盛特种阀门制造股份有限公司 | A kind of high temperature regulation ball valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764173A (en) * | 2019-03-14 | 2019-05-17 | 无锡智能自控工程股份有限公司 | A kind of high-pressure ball valve with redundancy packing seal structure |
| CN110454586A (en) * | 2019-09-11 | 2019-11-15 | 浙江联大阀门有限公司 | Wear-resisting regulation ball valve |
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