CN207093798U - Novel high-pressure regulating valve - Google Patents
Novel high-pressure regulating valve Download PDFInfo
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- CN207093798U CN207093798U CN201720886115.4U CN201720886115U CN207093798U CN 207093798 U CN207093798 U CN 207093798U CN 201720886115 U CN201720886115 U CN 201720886115U CN 207093798 U CN207093798 U CN 207093798U
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- noise reduction
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- valve seat
- cylindrical cap
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Abstract
Novel high-pressure regulating valve, the integral material of its valve element and valve seat uses tungsten carbide, valve seat connects cylindrical cap, and cylindrical cap covers valve seat, and cylindrical cap is located at the lower section of valve seat, the bottom of cylindrical cap has bottom plate, noise reduction through hole is equipped with the stack shell and bottom plate of cylindrical cap, is connected with inside and outside noise reduction cage above valve seat, interior noise reduction cage is located in outer noise reduction cage, it is movable in interior noise reduction cage that valve element is driven by valve rod, and noise reduction through hole is distributed with inside and outside noise reduction cage.The integral material of valve element, valve seat is used into tungsten carbide, the erosion of the anti-gas medium of matching trim and circulating area and cutting power are strengthened, and are improved valve seat, the service life of valve element, are avoided high-voltage high-speed gas medium from washing away and cause valve element, valve seat damage；Valve cage is combined by setting inside and outside noise reduction cage to form two-stage noise reduction, coordinates the cylindrical cap on valve seat to be readily able to the valve element of damage, valve seat protection inside, improves valve element, the erosion resistance and anti-cut ability of valve seat, reduce noise.
Description
Technical field
Regulating valve is the utility model is related to, regulation and control applied to technological parameters such as high steam, gas-liquid mixed, gases
System, belongs to instrument control field.
Background technology
At present in space division, refrigeration, chemical fertilizer, ammonia is cold, power plant, refinery, petrochemical industry, be often accompanied with high pressure, Jie of high temperature
Matter conveys and gas liquid reaction.Because the high-pressure mediums such as steam, hydrogen, oxygen, acetylene, oil gas need to could be used for after decompression
Process reaction, high-pressure single-seat adjustment valve upstream pressure is in 15 ~ 30MPa, and downstream pressure will aspire for stability in the range of 2 ~ 9MPa.It is right
In such harsh gas operating mode, big pressure drop produces noise, and gas flow rate is too fast seriously washes away valve seat and valve element contact surface
Mating surface is sealed, causes the life-span of valve seat and valve element relatively low, the valve seat and valve element service life of high-pressure single-seat adjustment valve are general
In 3 ~ May.
Utility model content
In view of technical problem present in background technology, the technical problem that the utility model solves, which aims to provide one kind, to be made
With the novel high-pressure regulating valve that the life-span is higher, noise is smaller.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：Novel high-pressure regulating valve, includes
Valve body, bonnet, valve rod, valve element and valve seat, on valve seat is arranged in valve body, valve element be connected with valve rod, valve element and valve seat cooperation,
It is characterized in that：The integral material of valve element and valve seat uses tungsten carbide, valve seat connection cylindrical cap, and cylindrical cap covers the medium of valve seat
Passage, cylindrical cap are located at the lower section of valve seat, and the bottom of cylindrical cap has bottom plate, noise reduction is equipped with the stack shell and bottom plate of cylindrical cap
Through hole, valve seat top are connected with interior noise reduction cage and outer noise reduction cage, and interior noise reduction cage is located in outer noise reduction cage, and valve element is driven by valve rod to exist
It is movable in interior noise reduction cage, it is distributed with noise reduction through hole on interior noise reduction cage and outer noise reduction cage.
Noise reduction through hole on bottom plate is uniformly distributed in honeycomb, and dislocation is uniformly distributed the noise reduction through hole on stack shell each other.
Noise reduction through hole and the noise reduction through hole mutual dislocation on outer noise reduction cage, interior noise reduction cage and outer noise reduction cage on interior noise reduction cage
Dislocation is uniformly distributed upper respective noise reduction through hole each other.
Valve body is connected with bonnet, and bonnet is provided with filler, and filler carries out sealing cooperation with valve rod, is sequentially connected above filler
Gland, spring and pressing plate, pressing plate are connected with bonnet, and spring, gland, filler are pressed on bonnet by pressing plate.
Interior noise reduction cage and outer noise reduction cage form two-stage noise reduction combination valve cage, are to mix sky between interior noise reduction cage and outer noise reduction cage
Between, blending space connects with the noise reduction through hole on the noise reduction through hole on interior noise reduction cage and outer noise reduction cage respectively, is set on interior noise reduction cage
Guide sleeve is put with stem guiding to coordinate.
The bottom of valve rod is connecting pole, and valve element is set on connecting pole and is locked at by fastener on valve rod, cylindrical cap
Step positioning assembling coordinates between valve seat, and cylinder is located at the lumen of valve body, and step is determined between cylindrical cap and valve body
Hyte assembling is closed.
The beneficial effects of the utility model are that the integral material of valve element, valve seat is used into tungsten carbide, without extra process,
The erosion and cutting power for making the anti-gas medium of the matching trim between them and circulating area are strengthened, and improve valve
Seat, the service life of valve element, avoid high-voltage high-speed gas medium from washing away and cause valve element, valve seat damage；Pass through noise reduction cage in setting
Two-stage noise reduction combination valve cage is formed with outer noise reduction cage, two-stage noise reduction combination valve cage coordinates the cylindrical cap on valve seat to be readily able to damage
Valve element, valve seat protection inside, improve valve element, the erosion resistance and anti-cut ability of valve seat, gas medium inside and outside noise reduction cage it
Between Energy distribution it is uniform, distributive mixing reallocation, substantially reduce noise；Valve seat connection cylindrical cap forms noise reduction valve seat, and gas is situated between
Matter is evenly distributed, mixture effect is more preferable；Two-stage noise reduction combines valve cage and arranged in pairs or groups with noise reduction valve seat, weakens gas medium to valve seat and valve
Core seals the erosion of mating surface.Valve rod, valve element, valve seat, cylindrical cap are that Split type structure is assembled, and form modular construction, more
It is convenient and swift when changing, repairing.Therefore, the utility model has substantive distinguishing features and progress compared with prior art.
Brief description of the drawings
The relevant details and operation principle of embodiment and embodiment of the present utility model are described below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is interior noise reduction cage and outer noise reduction cage forms the structural representation that two-stage noise reduction combines valve cage.
Fig. 3 is valve seat and the structural representation of cylindrical cap.
Fig. 4 is the structural representation of valve rod and valve element.
Fig. 5 is the structural representation of the bottom plate of cylindrical cap.
Fig. 6 is the structural representation of the stack shell of cylindrical cap.
Embodiment
Referring to accompanying drawing, novel high-pressure regulating valve in present embodiment, include valve body 1, bonnet 9, valve rod 8, valve element 4 and
Valve seat 3.On valve seat 3 is arranged in valve body 1, valve element 4 is connected with valve rod 8, and valve element 4 coordinates with valve seat 3 to be sealed, adjusts control
System.High pressure in present embodiment refers in background technology under pressure duty situation.
The integral material of valve element 4 and valve seat 3 uses tungsten carbide, without extra process, the superhard He of tungsten carbide integral core 4
Valve seat 3 completes anti-high-speed gas erosion and cutting, service life overlength, individually process tungsten carbide valve seat 3 and valve element 4 it is not only practical but also
It is economical.Strengthen valve seat 3, the anti-high-speed gas medium scouring capability of valve element 4, improve valve seat, the service life of valve element, avoid high pressure
High-speed gas medium, which washes away, causes valve element, valve seat damage.
Valve seat 3 connects cylindrical cap 2, and cylindrical cap 2 covers the medium channel of valve seat 3, and cylindrical cap 2 is located at the lower section of valve seat 3, circle
The bottom of barrel cover 2 has bottom plate, and the stack shell of cylindrical cap 2 is provided with noise reduction through hole 21, and the bottom plate of cylindrical cap 2 is provided with noise reduction through hole
22, pore size can be configured by actual conditions, and the aperture of the noise reduction through hole is in φ 1mm ~ φ 3mm in the present embodiment.Circle
Barrel cover 2 coordinate valve seat 3, gas medium can be made to be evenly distributed, mixture effect it is good.Wherein, the noise reduction through hole on bottom plate is in honeycomb
It is uniformly distributed, dislocation is uniformly distributed the noise reduction through hole on stack shell each other, is be combined with each other, noise reduction, mixture effect are more preferable.
The top of valve seat 3 is connected with interior noise reduction cage 6 and outer noise reduction cage 5, and interior noise reduction cage 6 is located in outer noise reduction cage 5, valve element 4
Carry out activity is driven by valve rod 8 in activity, valve element in interior noise reduction cage, being distributed with noise reduction on interior noise reduction cage 6 and outer noise reduction cage 5 leads to
Hole 61,51.Interior noise reduction cage and outer noise reduction cage form two-stage noise reduction combination valve cage, and two-stage noise reduction combination valve cage coordinates the circle on valve seat
Barrel cover 2 is readily able to the valve element of damage, valve seat protection inside, improves valve element, the erosion resistance and anti-cut ability of valve seat, and gas is situated between
Matter Energy distribution between inside and outside noise reduction cage is uniform, distributive mixing reallocation, substantially reduces noise, two-stage noise reduction combination valve cage with
Valve seat, cylindrical cap collocation, weaken erosion of the gas medium to valve seat and seal spool mating surface and circulating area.
Noise reduction through hole 61 and the mutual dislocation of noise reduction through hole 51 on outer noise reduction cage, interior noise reduction cage and outer drop on interior noise reduction cage
Making an uproar, dislocation is uniformly distributed respective noise reduction through hole on cage each other, and distributive mixing and noise reduction are more preferable.
Interior noise reduction cage 6 and outer noise reduction cage 5 form two-stage noise reduction combination valve cage, are to mix between interior noise reduction cage and outer noise reduction cage
Space, blending space connect with the noise reduction through hole on the noise reduction through hole on interior noise reduction cage and outer noise reduction cage respectively, on interior noise reduction cage
Set guide sleeve 7 to be oriented to valve rod 8 to coordinate.Gas medium is allocated mixed by noise reduction through hole inside into blending space
Close, carry out sub-distribution again further through noise reduction through hole outside after mixing, Energy distribution is uniform, substantially reduces noise.
Set guide sleeve to be oriented to valve rod 8 on interior noise reduction cage to coordinate, guide sleeve 7 uses anti-wear sleeve, valve rod 8, valve element fortune
Row is steady, and regulation performance is good, and leakage class is high.Valve rod material uses 17-4PH, and is refined after laser hardening, increases case hardness
And finish, improve the sealing property and service life of filler.In the present embodiment, valve element 4, interior noise reduction are followed successively by from inside to outside
Cage, outer noise reduction cage.The top of interior noise reduction cage has protruding circular ring step, and guide sleeve is set above protruding circular ring step.
Valve body 1 is connected with bonnet 9, and bonnet 9 is provided with filler 10, and filler and valve rod 8 carry out sealing cooperation, above filler according to
Secondary connection gland 11, spring 12 and pressing plate 13, pressing plate 13 are connected with bonnet 9, and spring, gland, filler are pressed in bonnet 9 by pressing plate
On.In the running of valve rod 8, valve rod 8 wears with filler, and the spring in the structure can compensate filler abrasion automatically,
Avoid leaking between valve rod 8 and filler, add the service life of filler, reduce the environmental pollution that leakage is brought, save spare part
And maintenance cost.In the present embodiment, spring selects disc spring, and spring housing is on gland, and spring is between gland and pressing plate.
The bottom of valve rod 8 is connecting pole 81, and valve element 4 is set on connecting pole 81 and is locked at by fastener on valve rod 8,
Valve element 4 has the through hole that cooperation is arranged with connecting pole in the present embodiment, and fastener uses the end spiral shell of nut, nut and connecting pole
Line coordinates, and step positioning assembling cooperation between cylindrical cap 2 and valve seat 3, cylindrical cap 2 is located at the lumen of valve body 1, and cylindrical cap
Step positioning assembling coordinates between 2 and valve body 1.Valve rod 8, valve element, valve seat, cylindrical cap are that Split type structure is assembled, and form mould
Blocking structure, it is convenient and swift when changing, repairing.Wherein, valve element 4 and valve seat integrally use tungsten carbide material, and valve rod uses 17-
4PH forges bar, and valve cage, cylindrical cap use 440C（Hardness HRC58）Material.
Claims (6)
1. novel high-pressure regulating valve, includes valve body（1）, bonnet（9）, valve rod（8）, valve element（4）And valve seat（3）, valve seat（3）
It is arranged on valve body（1）On interior, valve element（4）With valve rod（8）Connection, valve element（4）With valve seat（3）Coordinate, it is characterised in that：Valve element
（4）With valve seat（3）Integral material use tungsten carbide, valve seat（3）Connect cylindrical cap（2）, cylindrical cap（2）Cover the medium of valve seat
Passage, cylindrical cap（2）Positioned at valve seat（3）Lower section, cylindrical cap（2）Bottom there is bottom plate, on the stack shell and bottom plate of cylindrical cap
It is equipped with noise reduction through hole（21、22）, valve seat（3）Top is connected with interior noise reduction cage（6）With outer noise reduction cage（5）, interior noise reduction cage is located at
In outer noise reduction cage, valve element（4）By valve rod（8）Drive in interior noise reduction cage（6）Interior activity, interior noise reduction cage（6）With outer noise reduction cage（5）On
It is distributed with noise reduction through hole.
2. novel high-pressure regulating valve as claimed in claim 1, it is characterised in that：Noise reduction through hole on bottom plate uniformly divides in honeycomb
Cloth, dislocation is uniformly distributed the noise reduction through hole on stack shell each other.
3. novel high-pressure regulating valve as claimed in claim 1, it is characterised in that：Noise reduction through hole and outer noise reduction on interior noise reduction cage
Noise reduction through hole mutual dislocation on cage, dislocation is uniformly distributed interior noise reduction cage each other with respective noise reduction through hole on outer noise reduction cage.
4. novel high-pressure regulating valve as claimed in claim 1, it is characterised in that：Valve body is connected with bonnet, bonnet（9）It is provided with
Filler（10）, filler（10）With valve rod（8）Carry out sealing cooperation, filler（10）Top is sequentially connected gland（11）, spring（12）
And pressing plate（13）, pressing plate（13）With bonnet（9）Connection, pressing plate（13）Spring, gland, filler are pressed on bonnet.
5. novel high-pressure regulating valve as claimed in claim 1, it is characterised in that：Interior noise reduction cage and outer noise reduction cage form two-stage drop
Make an uproar and combine valve cage, be blending space between interior noise reduction cage and outer noise reduction cage, blending space leads to the noise reduction on interior noise reduction cage respectively
Hole connects with the noise reduction through hole on outer noise reduction cage, sets guide sleeve to coordinate with stem guiding on interior noise reduction cage.
6. novel high-pressure regulating valve as claimed in claim 1, it is characterised in that：The bottom of valve rod is connecting pole（81）, valve element
（4）It is set in connecting pole（81）Above and by fastener it is locked at valve rod（8）On, step positioning assembling between cylindrical cap and valve seat
Coordinate, cylinder is located at the lumen of valve body, and step positioning assembling coordinates between cylindrical cap and valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720886115.4U CN207093798U (en) | 2017-07-21 | 2017-07-21 | Novel high-pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720886115.4U CN207093798U (en) | 2017-07-21 | 2017-07-21 | Novel high-pressure regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207093798U true CN207093798U (en) | 2018-03-13 |
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ID=61545845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720886115.4U Active CN207093798U (en) | 2017-07-21 | 2017-07-21 | Novel high-pressure regulating valve |
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| CN (1) | CN207093798U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000034A (en) * | 2018-09-13 | 2018-12-14 | 浙江永盛科技股份有限公司 | A kind of compound voltage reducing silencing sleeve regulating valve |
| WO2020248932A1 (en) * | 2019-06-13 | 2020-12-17 | 浙江盾安人工环境股份有限公司 | Valve silencer and electronic expansion valve thereof |
| WO2020248858A1 (en) * | 2019-06-13 | 2020-12-17 | 浙江盾安人工环境股份有限公司 | Valve muffler and electronic expansion valve thereof |
| CN114562602A (en) * | 2020-11-27 | 2022-05-31 | 株式会社鹭宫制作所 | Electric valve |
-
2017
- 2017-07-21 CN CN201720886115.4U patent/CN207093798U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000034A (en) * | 2018-09-13 | 2018-12-14 | 浙江永盛科技股份有限公司 | A kind of compound voltage reducing silencing sleeve regulating valve |
| WO2020248932A1 (en) * | 2019-06-13 | 2020-12-17 | 浙江盾安人工环境股份有限公司 | Valve silencer and electronic expansion valve thereof |
| WO2020248858A1 (en) * | 2019-06-13 | 2020-12-17 | 浙江盾安人工环境股份有限公司 | Valve muffler and electronic expansion valve thereof |
| JP2022535641A (en) * | 2019-06-13 | 2022-08-10 | 浙江盾安人工環境股▲ふん▼有限公司 | Valve silencer and its electronic expansion valve |
| CN114562602A (en) * | 2020-11-27 | 2022-05-31 | 株式会社鹭宫制作所 | Electric valve |
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