CN108087603A - A kind of outer pressure guiding gas pressure regulator, governor - Google Patents
A kind of outer pressure guiding gas pressure regulator, governor Download PDFInfo
- Publication number
- CN108087603A CN108087603A CN201810055969.7A CN201810055969A CN108087603A CN 108087603 A CN108087603 A CN 108087603A CN 201810055969 A CN201810055969 A CN 201810055969A CN 108087603 A CN108087603 A CN 108087603A
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- CN
- China
- Prior art keywords
- valve
- pressure regulator
- pressure
- nut
- gas
- 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.)
- Granted
Links
- 238000009792 diffusion process Methods 0.000 claims abstract description 29
- 210000000981 epithelium Anatomy 0.000 claims description 15
- 238000010586 diagram Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000011144 upstream manufacturing 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/34—Excess-flow valves in which the flow-energy of the flowing medium actuates the closing mechanism
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
- F16K31/365—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor the fluid acting on a diaphragm
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The present invention provides a kind of outer pressure guiding gas pressure regulator, governor.It includes main pressure regulator valve, diffusion valve, and the main pressure regulator valve includes valve body, air inlet, gas outlet, and the outlet port of the main pressure regulator valve is provided with high-pressure needle valve, and the high-pressure needle valve is provided with the first valve switch；Pressure regulator upper casing is provided with above the main pressure regulator valve, pressure regulator epicoele is shaped to inside the pressure regulator upper casing, the centre of the pressure regulator upper casing is provided with diffusion valve, the pressure regulator upper casing is additionally provided with first interface, second interface, and the first interface is connected by gas-guide tube with high-pressure needle valve.High pressure gas is transported to pressure regulator epicoele by the outer pressure guiding gas pressure regulator, governor by high-pressure needle valve by gas-guide tube, and main pressure regulator valve and diffusion valve are provided separately so that pressure regulator detects and easy to adjust, and flow control is simple, security is good.
Description
Technical field
The present invention relates to gas pressure regulator, governor device, particularly a kind of two-stage pressure-regulating structure is provided separately, flow control is simple,
Outer pressure guiding pressure regulator easy to detect.
Background technology
Gas pressure regulator, governor (gas pressure regulator) is commonly called as pressure reducing valve, is also gas pressure regulating valve, is by certainly
Equipment dynamic to change the gas flow for flowing through regulating valve, that outlet gas is made to keep authorized pressure, gas pressure regulator, governor are widely used in
On city gas conveyance conduit.
The function of pressure regulator is：1st, upstream pressure is reduced into a stable downstream pressure；2nd, when event occurs for pressure regulator
Downstream pressure can be limited during barrier in safe range.
At present, pressure regulator valve mainly includes main pressure regulator valve, diffusion valve, excess pressure valve, and wherein main pressure regulator valve, diffusion valve are for general
Delivery outlet gaseous-pressure, cut-out when excess pressure valve is for exceeding safe pressure are automatically adjusted when pressure condition and gas outlet overvoltage
Device, deficiency have：Main pressure regulator valve is nested with valve arrangement is diffused to be set, and two pressure modulating openings are too near, and homophony pressing spring and diffuse
Spring is nested to be set, stringent to air-tightness and part sensitivity requirement since gas combustion apparatus easily causes security incident, and
Since pressure modulating opening is too near and nesting is set, the gas leakage of built-in pilot part is not easy to observe above-mentioned pressure regulator valve, and fiber crops are caused to maintenance
It is tired, while it is unfavorable for the functional adjusting of parts, the flow of such pressure regulator valve is small in addition, and flow control is inconvenient.
The content of the invention
The purpose of the present invention is be directed to the setting nested with valve arrangement is diffused of the main pressure regulator valve of existing pressure regulator, two pressure modulating openings
Too near, the gas leakage of built-in pilot part is not easy to observe, and the flow of pressure regulator valve is small, and the deficiency of flow control inconvenience provides one kind
Outer pressure guiding gas pressure regulator, governor, the outer pressure guiding gas pressure regulator, governor are transported to high pressure gas by gas-guide tube by high-pressure needle valve
Pressure regulator epicoele, main pressure regulator valve and diffusion valve are provided separately so that pressure regulator detects and easy to adjust, and flow control it is simple,
Security is good.
In order to solve above-mentioned prior art problem, the technical scheme is that:
A kind of outer pressure guiding gas pressure regulator, governor of the present invention, it includes main pressure regulator valve, diffusion valve, and the main pressure regulator valve includes valve
Body, air inlet, gas outlet, the outlet port of the main pressure regulator valve are provided with high-pressure needle valve, and the high-pressure needle valve is provided with
First valve switch；
Pressure regulator upper casing is provided with above the main pressure regulator valve, is shaped to inside the pressure regulator upper casing on pressure regulator
Chamber, the centre of the pressure regulator upper casing are provided with diffusion valve, and the pressure regulator upper casing is additionally provided with first interface, second interface,
The first interface is connected by gas-guide tube with high-pressure needle valve；
The diffusion valve includes being arranged at the bottom cap of lower section and the limited block in the cap of bottom and lower end is connected to limit
Adjusting spring on the block of position, the diffusion valve further include the nut for being arranged at top, and the nut is bolted in pressure regulator upper casing, institute
The inner cavity for stating nut is socketed on adjusting spring upper end, and the upper end for adjusting spring is additionally provided with the spiral shell embedded at nut inner cavity
Female and spiral shell scale, the nut are socketed on outside spiral shell scale, and the upper end of the nut is locked to spiral shell scale upper end position；
The nut has cap, and the cap annular is provided with multiple ventholes, the vertical direction of the bottom hat brim wall
On form multiple groove bodies；
The main pressure regulator valve further includes the epithelium head cover being bonded successively, platen, epithelium, epithelium pressing disc on epithelium, described
Homophony valve valve rod is provided with below epithelium pressing disc and is socketed on the homophony valve filter core of homophony valve stem exterior and is arranged at
The homophony valve core seat of homophony valve filter core lower end.
When the air pressure of pressure regulator epicoele is more than setting value, the upward active force of the bottom cap is more than to be adjusted the diffusion valve
The downward active force of spring, bottom cap drives limited block successively, adjusts spring jacks up upwards, the groove body of the bottom cap and nut it is interior
The venthole of chamber and nut is formed as air flue, and pressure release is realized in high pressure gas discharge at this time, is set when the air pressure of pressure regulator epicoele drops to
During definite value, spring downward limited block and bottom cap are adjusted so that bottom cap lower end is connected to pressure regulator upper casing and realizes that air flue is closed；It is described
Spiral shell scale energy up and down adjustment so that nut simultaneously drives adjusting spring to move up and down, and realizes the setting of diffusion valve particular pressure value.
The pressure regulator when main inlet control valve overvoltage, open, and high pressure gas is led to by the first valve switch of the high-pressure needle valve
It crosses gas-guide tube and is transported to pressure regulator epicoele, pressure regulation is then realized by diffusion valve, after reaching predetermined pressure, first valve is opened
It closes, it is forever constant thus to reach pressure regulator device upper cavity pressure, to achieve the purpose that stable voltage.
A kind of outer pressure guiding gas pressure regulator, governor of the present invention, its advantage have：
1st, high pressure gas is transported to by high-pressure needle valve by pressure regulator epicoele, main pressure regulator valve and diffusion valve point by gas-guide tube
Open up and put so that pressure regulator detect and it is easy to adjust；
2nd, diffusion valve uses individual pressure adjusting structure, and flow control is simple and security is good.
Description of the drawings
Fig. 1, for a kind of connection diagram of the high-pressure needle valve of outer pressure guiding gas pressure regulator, governor of the present invention；
Fig. 2, for a kind of main pressure regulator valve of outer pressure guiding gas pressure regulator, governor of the present invention and the schematic diagram of diffusion valve；
Fig. 3, for a kind of structure diagram of the diffusion valve of outer pressure guiding gas pressure regulator, governor of the present invention；
Fig. 4 is the partial enlarged view in A portions in Fig. 2；
Fig. 5, for a kind of longitudinal sectional drawing of the nut of outer pressure guiding gas pressure regulator, governor of the present invention；
Fig. 6, for a kind of top view of the bottom cap of outer pressure guiding gas pressure regulator, governor of the present invention.
Specific embodiment
With reference to embodiment, the invention will be further described：
Embodiment
A kind of outer pressure guiding gas pressure regulator, governor of the present invention, it includes main pressure regulator valve 1, diffusion valve 2, and the main pressure regulator valve 1 wraps
Valve body 11, air inlet, gas outlet are included, the outlet port of the main pressure regulator valve is provided with high-pressure needle valve 3, the high-pressure needle valve
3 are provided with the first valve switch 31；
Pressure regulator upper casing 4 is provided with above the main pressure regulator valve, is shaped to inside the pressure regulator upper casing on pressure regulator
Chamber 41, the centre of the pressure regulator upper casing are provided with diffusion valve 2, and the pressure regulator upper casing is additionally provided with first interface 42, second
Interface 43, the first interface are connected by gas-guide tube with high-pressure needle valve；
The diffusion valve 2 includes being arranged at the bottom cap 21 of lower section and the limited block 22 in the cap of bottom and lower end abuts
In the adjusting spring 23 on limited block, the diffusion valve further includes the nut 24 for being arranged at top, and the nut is bolted in pressure regulation
Device upper casing, the inner cavity of the nut are socketed on adjusting spring upper end, and the upper end for adjusting spring is additionally provided with embedded at nut
The nut 25 of inner cavity and spiral shell scale 26, the nut are socketed on outside spiral shell scale, and the upper end of the nut is locked to spiral shell scale upper end position；
The nut 24 has cap, and the cap annular is provided with multiple ventholes 241, and 21 side wall of bottom cap is hung down
Nogata forms multiple groove bodies 211 upwards；
The main pressure regulator valve 1 further includes the epithelium head cover 12 being bonded successively, platen 13, epithelium 14, epithelium push on epithelium
Disk 15 is provided with homophony valve valve rod 16 below the epithelium pressing disc and is socketed on the homophony valve filter of homophony valve stem exterior
Core 17 and the homophony valve core seat 18 for being arranged at homophony valve filter core lower end.
When the air pressure of pressure regulator epicoele is more than setting value, the upward active force of the bottom cap is more than to be adjusted the diffusion valve
The downward active force of spring, bottom cap drives limited block successively, adjusts spring jacks up upwards, the groove body of the bottom cap and nut it is interior
The venthole of chamber and nut is formed as air flue, and pressure release is realized in high pressure gas discharge at this time, is set when the air pressure of pressure regulator epicoele drops to
During definite value, spring downward limited block and bottom cap are adjusted so that bottom cap lower end is connected to pressure regulator upper casing and realizes that air flue is closed；It is described
Spiral shell scale energy up and down adjustment so that nut simultaneously drives adjusting spring to move up and down, and realizes the setting of diffusion valve particular pressure value.
The pressure regulator when main inlet control valve overvoltage, open, and high pressure gas is led to by the first valve switch of the high-pressure needle valve
It crosses gas-guide tube and is transported to pressure regulator epicoele, pressure regulation is then realized by diffusion valve, after reaching predetermined pressure, first valve is opened
It closes, it is forever constant thus to reach pressure regulator device upper cavity pressure, to achieve the purpose that stable voltage.
High pressure gas is transported to pressure regulator epicoele by the pressure regulator by high-pressure needle valve by gas-guide tube, main pressure regulator valve and is put
Scattered valve is provided separately so that pressure regulator detect and it is easy to adjust.
The diffusion valve of the pressure regulator uses individual pressure adjusting structure, and flow control is simple and security is good.
The present invention is described in detail above, it is described above, it is only the preferred embodiments of the invention, when cannot
Limit the scope of the present invention, i.e., it is all to make equivalent changes and modifications according to the application scope, it all should still belong to covering scope of the present invention
It is interior.
Claims (3)
1. a kind of outer pressure guiding gas pressure regulator, governor, which is characterized in that it includes main pressure regulator valve, diffusion valve, the main pressure regulator valve bag
Valve body, air inlet, gas outlet are included, the outlet port of the main pressure regulator valve is provided with high-pressure needle valve, and the high-pressure needle valve is set
It is equipped with the first valve switch；
Pressure regulator upper casing is provided with above the main pressure regulator valve, pressure regulator epicoele, institute are shaped to inside the pressure regulator upper casing
The centre for stating pressure regulator upper casing is provided with diffusion valve, and the pressure regulator upper casing is additionally provided with first interface, second interface, and described
One interface is connected by gas-guide tube with high-pressure needle valve；
The diffusion valve includes being arranged at the bottom cap of lower section and the limited block in the cap of bottom and lower end is connected to limited block
On adjusting spring, the diffusion valve further includes the nut for being arranged at top, and the nut is bolted in pressure regulator upper casing, the spiral shell
The inner cavity of cap is socketed on adjusting spring upper end, the upper end for adjusting spring be additionally provided with embedded at nut inner cavity nut and
Spiral shell scale, the nut are socketed on outside spiral shell scale, and the upper end of the nut is locked to spiral shell scale upper end position.
2. a kind of outer pressure guiding gas pressure regulator, governor according to claim 1, which is characterized in that the nut has cap,
The cap annular is provided with multiple ventholes, and multiple groove bodies are formed in the vertical direction of the bottom hat brim wall.
3. a kind of outer pressure guiding gas pressure regulator, governor according to claim 1, feature exist
In, the main pressure regulator valve further include the epithelium head cover being bonded successively, platen on epithelium,
Epithelium, epithelium pressing disc are provided with homophony valve valve below the epithelium pressing disc
It bar and is socketed on the homophony valve filter core of homophony valve stem exterior and is arranged at homophony
The homophony valve core seat of valve filter core lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810055969.7A CN108087603B (en) | 2018-01-20 | 2018-01-20 | External pressure-guiding type gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810055969.7A CN108087603B (en) | 2018-01-20 | 2018-01-20 | External pressure-guiding type gas pressure regulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108087603A true CN108087603A (en) | 2018-05-29 |
| CN108087603B CN108087603B (en) | 2024-04-19 |
Family
ID=62181814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810055969.7A Active CN108087603B (en) | 2018-01-20 | 2018-01-20 | External pressure-guiding type gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087603B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB562084A (en) * | 1943-03-03 | 1944-06-16 | Saunders Valve Co Ltd | Improvements in and relating to fluid controlling valves |
| CN2400659Y (en) * | 1999-10-14 | 2000-10-11 | 赵军 | Adjustable leading safety valve |
| CN2599351Y (en) * | 2002-12-09 | 2004-01-14 | 陶月苗 | Gas pressure regulating valve |
| CN2643105Y (en) * | 2003-09-03 | 2004-09-22 | 胡伟 | Steam safety valve |
| CN2809375Y (en) * | 2005-08-05 | 2006-08-23 | 重庆科特工业阀门有限公司 | Overpressure release protector |
| CN201884738U (en) * | 2010-12-09 | 2011-06-29 | 谷红军 | Double-piston balanced type voltage regulator |
| CN103244720A (en) * | 2013-05-03 | 2013-08-14 | 扬中市阀门厂有限公司 | Relief valve |
| JP2013205992A (en) * | 2012-03-27 | 2013-10-07 | Fuji Koki Corp | Pressure reducing valve |
| CN204061931U (en) * | 2014-07-11 | 2014-12-31 | 北京晨光燃气有限公司 | A kind of Multi-channel parallel connection formula gas pressure regulator, governor |
| CN206347162U (en) * | 2016-12-28 | 2017-07-21 | 盐城市骊麟石油机械有限公司 | Pressure balance type wellhead casing pipe protector |
| CN206368988U (en) * | 2016-09-21 | 2017-08-01 | 宁波杰克龙精工有限公司 | A kind of adjustable safety valve of pressure release scope |
| CN207906539U (en) * | 2018-01-20 | 2018-09-25 | 河北和润燃气调压器有限公司 | A kind of outer pressure guiding gas pressure regulator, governor |
-
2018
- 2018-01-20 CN CN201810055969.7A patent/CN108087603B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB562084A (en) * | 1943-03-03 | 1944-06-16 | Saunders Valve Co Ltd | Improvements in and relating to fluid controlling valves |
| CN2400659Y (en) * | 1999-10-14 | 2000-10-11 | 赵军 | Adjustable leading safety valve |
| CN2599351Y (en) * | 2002-12-09 | 2004-01-14 | 陶月苗 | Gas pressure regulating valve |
| CN2643105Y (en) * | 2003-09-03 | 2004-09-22 | 胡伟 | Steam safety valve |
| CN2809375Y (en) * | 2005-08-05 | 2006-08-23 | 重庆科特工业阀门有限公司 | Overpressure release protector |
| CN201884738U (en) * | 2010-12-09 | 2011-06-29 | 谷红军 | Double-piston balanced type voltage regulator |
| JP2013205992A (en) * | 2012-03-27 | 2013-10-07 | Fuji Koki Corp | Pressure reducing valve |
| CN103244720A (en) * | 2013-05-03 | 2013-08-14 | 扬中市阀门厂有限公司 | Relief valve |
| CN204061931U (en) * | 2014-07-11 | 2014-12-31 | 北京晨光燃气有限公司 | A kind of Multi-channel parallel connection formula gas pressure regulator, governor |
| CN206368988U (en) * | 2016-09-21 | 2017-08-01 | 宁波杰克龙精工有限公司 | A kind of adjustable safety valve of pressure release scope |
| CN206347162U (en) * | 2016-12-28 | 2017-07-21 | 盐城市骊麟石油机械有限公司 | Pressure balance type wellhead casing pipe protector |
| CN207906539U (en) * | 2018-01-20 | 2018-09-25 | 河北和润燃气调压器有限公司 | A kind of outer pressure guiding gas pressure regulator, governor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108087603B (en) | 2024-04-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240328 Address after: 410000, No. 77, South Section of Dongliu Road, Changsha Area, China (Hunan) Pilot Free Trade Zone, Changsha City, Hunan Province, China. B43, Building B44, Phase 6 of Jinke Yida Science and Technology City, 903 Applicant after: Hunan Dongxin Energy Co.,Ltd. Country or region after: China Address before: 053000 Sugu Village, Wangjun Township, Zaoqiang County, Hengshui City, Hebei Province Applicant before: HEBEI HERUN GAS PRESSURE REGULATOR Co.,Ltd. Country or region before: China |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |