CN206958305U - A kind of high temperature regulation ball valve - Google Patents
A kind of high temperature regulation ball valve Download PDFInfo
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- CN206958305U CN206958305U CN201720735262.1U CN201720735262U CN206958305U CN 206958305 U CN206958305 U CN 206958305U CN 201720735262 U CN201720735262 U CN 201720735262U CN 206958305 U CN206958305 U CN 206958305U
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- valve
- ball valve
- high temperature
- temperature regulation
- spheroid
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Abstract
It the utility model is related to a kind of high temperature regulation ball valve, spheroid (3), bonnet (2), valve seat (5) and valve rod (1) including valve body (6), provided with ball valve passage, contacted between described valve seat (5) and spheroid (3) and form sealing surface, the regulating orifice plate (18) with noise reduction hole (19) is additionally provided with ball valve passage.Compared with prior art, the utility model uses Multi-stage regulation hole plate, can effectively reduce velocity of medium, pressure and noise, meanwhile whole ball valve sealing performance is reliable, open and close rapid, life-span is permanent, and regulation performance is excellent to reach the high C of unconfined flow channel switch position offervValue, there is good economic benefit and social benefit etc..
Description
Technical field
Ball valve field is the utility model is related to, more particularly, to a kind of high temperature regulation ball valve.
Background technology
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, it is mainly used in the flow of pipeline network regulation pressure medium entrance and exit, is easily produced yet with High Pressure Difference
Raw cavitation causes the restricting element such as valve seat and valve element cavitation corrosion 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, and from static pressure conversion, the unexpected power release (from closing to opening), right
Restricting element is washed away with caused up to 100 decibels of (dbA) flow velocity noises, and the physical and mental health of people is injured.
Utility model content
The purpose of this utility model is exactly to provide a kind of high temperature regulation the defects of overcoming above-mentioned prior art to exist
Ball valve.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of high temperature regulation ball valve, including valve body, the spheroid provided with ball valve passage, bonnet, valve seat and valve rod, described valve
Seat is additionally provided with the regulating orifice plate with noise reduction hole with being contacted between spheroid and forming sealing surface in ball valve passage.
As preferred embodiment, it is in that 45 ° of inclined parallels are arranged on regulating orifice plate that described noise reduction hole, which includes a plurality of,
Slit.
As above-mentioned preferred embodiment it is further preferred that described regulating orifice plate be vertically provided with ball valve passage it is parallel
Polylith, the noise reduction hole on adjacent two regulating orifice plate keeps dislocation arrangement.The noise reduction hole energy for the arrangement that misplaced 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 described valve body and valve seat, in spring plenum length
Inside it is additionally provided with and props up valve seat, and it is in close contact the Flexible element of sealing between spheroid.
As above-mentioned preferred embodiment it is further preferred that described Flexible element includes spring, spring base, graphite central shoring
Circle and graphite-seal ring, wherein, described spring is arranged in spring base, and its one end props up valve body, and the other end props up 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 described valve body and valve seat positioned at the side of spring plenum length
Contact site is provided with fire-protection ring, is being sealed positioned at the contact site of spring plenum length opposite side using the first sealing ring.
As preferred embodiment, described body base is additionally provided with lower valve pole socket, and described valve rod sequentially passes through valve
Lid and spheroid, and it is rotatablely connected the lower valve pole socket.
As preferred embodiment, the thrust washer for propping up spheroid top surface is additionally provided with described valve rod, in lower valve rod
Lower valve rod adjusting pad is additionally provided between seat and spheroid.
As preferred embodiment, fixed between described lower valve pole socket and valve body by bolt structure, lower valve pole socket
Contact surface between valve body is also sealed using the second sealing ring.
Compared with prior art, the utility model has advantages below：
(1) by setting one or more levels regulating orifice plate in ball valve passage, then the noise reduction in 45 ° of oblique angles arrangements is coordinated
The speed limit noise reduction step by step of one or more levels regulating orifice plate is passed through in hole, so, pumped (conveying) medium, can reduce noise to greatest extent
Generation.
(2) regulating orifice plate is arranged in the ball valve passage of ball interior, and current limliting noise reduction process is carried out in the fluid to passing through
When, it can be protected, service life is high.
(3) setting of Flexible element can effectively avoid graphite high-temperature expansion from causing spheroid locking and can not act；Together
When, hard sealed structure can also ensure the low slip under high temperature and high pressure condition；Using non-maintaining design, it is easy to safeguard and protects
Support；After coordinating locator use, regulation performance is excellent.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the enlarged diagram at Flexible element of the present utility model；
Fig. 3 is the enlarged diagram at lower valve pole socket of the present utility model；
Fig. 4 is the structural representation of ball position of the present utility model；
In figure, 1- valve rods, 2- bonnets, 3- spheroids, 4- lower valve pole sockets, 5- valve seats, 6- valve bodies, 7- fire-protection rings, 8- springs, 9-
Spring base, 10- graphite annulus support rings, 11- graphite-seal rings, the sealing rings of 12- first, 13- lower valve rod adjusting pads, 14- self-lubricating axles
Lining, the sealing rings of 15- second, 16- spirotallic gaskets, 17- bolt structures, 18- regulating orifice plates, 19- noise reductions hole.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of high temperature regulation ball valve, its structure as shown in figure 1, spheroid 3, bonnet 2 including valve body 6, provided with ball valve passage,
Valve seat 5 and valve rod 1, contacted between valve seat 5 and spheroid 3 and form sealing surface, be additionally provided with ball valve passage 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 passage of plate 18 is provided 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 the cavity of spring 8 between valve body 6 and valve seat 5, is additionally provided with the cavity of spring 8 and props up valve seat 5, and made
It is in close contact the Flexible element of sealing between spheroid 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 arranged in spring base 9, and its one end props up valve body 6, and the other end props up 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 being provided with fire-protection ring 7 positioned at the contact site of the side of the cavity of spring 8, positioned at the cavity opposite side of spring 8
Contact site sealed using the first sealing ring 12.The bottom of valve body 6 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 strengthening sealing effectiveness in step type on the step lands of lower valve pole socket 4 and valve body 6
16.Valve rod 1 sequentially passes through bonnet 2 and spheroid 3, and is rotatablely connected lower valve pole socket 4.It is additionally provided with valve rod 1 and props up the top surface of spheroid 3
Thrust washer.Fixed between lower valve pole socket 4 and valve body 6 by bolt structure 17, 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 its top simultaneously stretches into spheroid
In the concave surface of 3 bottoms, self-lubricating bush 14 is arranged with the top-side of lower valve pole socket 4, in order to the rotation of spheroid 3, under
Lower valve rod adjusting pad 13 is provided between the top of valve rod base 4 and the bottom of spheroid 3, as shown in Figure 3.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using practicality
It is new.Person skilled in the art obviously can easily make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without by performing creative labour.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art according to announcement of the present utility model, do not depart from improvement that the utility model category made and
Modification all should be within the scope of protection of the utility model.
Claims (9)
1. a kind of high temperature regulation ball valve, including valve body (6), the spheroid (3) provided with ball valve passage, bonnet (2), valve seat (5) and valve
Bar (1), contacted between described valve seat (5) and spheroid (3) and form sealing surface, it is characterised in that also set in ball valve passage
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, it is characterised in that described noise reduction hole (19) includes a plurality of
The slit on regulating orifice plate (18) is arranged in 45 ° of inclined parallels.
3. a kind of high temperature regulation ball valve according to claim 1 or 2, it is characterised in that described regulating orifice plate (18) exists
Vertically it is provided with parallel polylith in ball valve passage, the noise reduction hole (19) on adjacent two regulating orifice plate (18) keeps dislocation arrangement.
A kind of 4. high temperature regulation ball valve according to claim 1, it is characterised in that described valve body (6) and valve seat (5) it
Between sealing form spring (8) cavity, be additionally provided with spring (8) cavity and prop up valve seat (5), and make it tight between spheroid (3)
Contiguity touches the Flexible element of sealing.
5. a kind of high temperature regulation ball valve according to claim 4, it is characterised in that described Flexible element includes spring
(8), spring base (9), graphite annulus support ring (10) and graphite-seal ring (11), wherein, described spring (8) is arranged on spring base
(9) in, its one end props up valve body (6), and the other end props up 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, it is characterised in that described valve body (6) and valve seat (5) exists
Fire-protection ring (7) is provided with positioned at the contact site of the side of spring (8) cavity, in the contact site positioned at spring (8) cavity opposite side
Position is sealed using the first sealing ring (12).
7. a kind of high temperature regulation ball valve according to claim 1, it is characterised in that described valve body (6) bottom is additionally provided with
Lower valve pole socket (4), described valve rod (1) sequentially pass through bonnet (2) and spheroid (3), and are rotatablely connected the lower valve pole socket (4).
A kind of 8. high temperature regulation ball valve according to claim 7, it is characterised in that be additionally provided with described valve rod (1) to
The firmly thrust washer of spheroid (3) top surface, lower valve rod adjusting pad (13) is additionally provided between lower valve pole socket (4) and spheroid (3).
9. a kind of high temperature regulation ball valve according to claim 7, it is characterised in that described 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) seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720735262.1U CN206958305U (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 |
|---|---|---|---|
| CN201720735262.1U CN206958305U (en) | 2017-06-22 | 2017-06-22 | A kind of high temperature regulation ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206958305U true CN206958305U (en) | 2018-02-02 |
Family
ID=61385991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720735262.1U Active CN206958305U (en) | 2017-06-22 | 2017-06-22 | A kind of high temperature regulation ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206958305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114249A (en) * | 2017-06-22 | 2019-01-01 | 上海弘盛特种阀门制造股份有限公司 | A kind of high temperature regulation ball valve |
| WO2019168540A1 (en) * | 2018-03-02 | 2019-09-06 | Saudi Arabian Oil Company | Erosion resistant trim for a valve |
-
2017
- 2017-06-22 CN CN201720735262.1U patent/CN206958305U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114249A (en) * | 2017-06-22 | 2019-01-01 | 上海弘盛特种阀门制造股份有限公司 | A kind of high temperature regulation ball valve |
| WO2019168540A1 (en) * | 2018-03-02 | 2019-09-06 | Saudi Arabian Oil Company | Erosion resistant trim for a valve |
| US11739850B2 (en) | 2018-03-02 | 2023-08-29 | Saudi Arabian Oil Company | Erosion resistant trim for a valve |
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