CN109519574A - Intelligent pressure regulating center - Google Patents
Intelligent pressure regulating center Download PDFInfo
- Publication number
- CN109519574A CN109519574A CN201811651177.2A CN201811651177A CN109519574A CN 109519574 A CN109519574 A CN 109519574A CN 201811651177 A CN201811651177 A CN 201811651177A CN 109519574 A CN109519574 A CN 109519574A
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- Prior art keywords
- valve
- explosion
- valve pocket
- spring
- pressure
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0446—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces
- F16K17/0453—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces the member being a diaphragm
-
- 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
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The present invention relates to a kind of intelligent pressure regulating center, voltage-regulating transformer valve body lower end is connect by bottom base valve pocket with explosion-proof actuator shell；Voltage-regulating transformer valve body upper end is connect by top base valve pocket component with membranous disc component；The lower valve shaft lower end of lower valve sleeve component is connect by sealing guide sleeve with electromagnetic linear driver；The upper valve head of top base valve pocket component is connect with upper valve shaft lower end；Spring, spring slide are equipped in top base valve pocket, guide blot is symmetrically mounted on spring slide, and the overhanging both ends of guide blot are contacted with the interior step that pliable pressure adjusts ring, and pliable pressure adjusts ring and matches with top base valve pocket by screw thread；Explosion-proof actuator shell side is equipped with display window gland and pack alloy partition, is equipped with computer main board unit, power supply unit, electromagnetic linear driver and absolute position transducer in the closed cavity of formation；Display button unit is electrically connected with computer main board unit.Pressure regulation current limliting, flexible cutting may be implemented in the present invention, reduces the configuration of pressure regulating box, voltage regulating station.
Description
Technical field
It is exactly one kind to adjust the present invention relates to regulator, current-limiting apparatus, metering device, cut-off disconnecting device
The intelligent pressure regulating center of multi parameters control function is provided simultaneously with based on pressure.
Background technique
According to national standard " city gas pressure regulator ", gas pressure regulator, governor is divided into two major classes respectively by GB-27790-2011 is: straight
Connect action type pressure regulator and indirect-action type pressure regulator.Pressure regulator is automatic adjustment gas outlet pressure, stablizes it certain
The dropping equipment of range.With the development of gas industry, over more than 100 years, voltage adjusting device is also continued to develop and perfect,
There is miscellaneous pressure regulator.Such as: spring or gravity formula pressure regulator, Reynolds formula pressure regulator, piston type pressure regulator,
Measurement formula pressure regulator, Tieling formula pressure regulator, meander formula pressure regulator, axial flow pressure regulator etc..They make up structure each other
With the deficiency in performance, but since epithelium induction working principle never changes, the working performance of every kind of pressure regulator all exists
Intrinsic limitation.
Above-mentioned pressure regulator belongs to purely mechanic semi-automatic regulating device, has a single function, and voltage-regulation voltage-stabilization limitation is big, big flow
Outlet pressure sharply declines --- i.e. and the pressure flow static characteristic index of pressure regulator is poor！And it cannot achieve remote automation control
System;Epithelium structure is there are weak link maintenance is more frequent, and epithelium is once damaged be easy to cause all kinds of safety accidents.There are also tradition
Pressure regulator work normally premise be that must assure that certain preceding pressure (inlet pressure) otherwise equal cisco unity malfunction of pressure regulator；
There is traditional pressure regulator not have remote controllability again, it is necessary to Field adjustment disposition etc. of sending a car of sending someone.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of intelligent pressure regulating centers.It can easily realize six big operation moulds
Formula: being automatic Regulation mode, automatic current limiting mode, automatic low stream mode, multi-period pressure reservation protocol, multi-period current limliting respectively
Reservation protocol, gas gross accumulation mode.There are gas dosing, the functions such as Flexible Safety cutting simultaneously.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of intelligent pressure regulating center, including voltage-regulating transformer valve body, top base valve pocket component and bottom base valve pocket component, the pressure regulation
Device valve body lower end is connect by bottom base valve pocket with explosion-proof actuator shell；The upper end of voltage-regulating transformer valve body then passes through top base valve pocket
Component is connect with membranous disc component；Bottom base valve pocket component is equipped with lower valve shaft, lower valve head, the lower end of lower valve shaft by sealing guide sleeve with
The connection of electromagnetic linear driver, the upper end of lower valve shaft is connected with lower valve head；Top base valve pocket component is equipped with upper valve head, upper valve
Axis, upper valve head are connect with the lower end of upper valve shaft, and the top of upper valve shaft connects rubber diaphragm and big pallet and fastened by nut；Upper base
Spring, spring slide are equipped in seat valve set, the lower end of spring is packed into spring slide, and the upper end of spring is contacted with big pallet, is led
It is symmetrically tightened on to bolt on spring slide in being horizontally disposed with, guide blot slides in the long hole of top base valve pocket, is oriented to spiral shell
The overhanging both ends of bolt are contacted with the interior step that pliable pressure adjusts ring, and pliable pressure adjusts ring and passes through screw thread phase with top base valve pocket
Cooperation, rotation pliable pressure adjusts ring can stir guide blot up and down, and the upper and lower displacement of spring slide is driven to change the pre- of spring
Clamp force；Installation pressure sensor, communication module group and bus terminal in explosion-proof actuator shell back cavity；Explosion-proof actuator shell side
Equipped with display window gland and pack alloy partition, computer main board unit, power supply unit, electricity are equipped in the closed cavity of formation
Magnetic linear actuator and absolute position transducer；Display button unit is electrically connected with computer main board unit.
The present invention by adopting the above technical scheme, compared with prior art, the feature protruded is:
(1) collection pressure regulator, flowmeter, flow-limiting valve, stop valve, that is, four-in-one are designed at one.
(2) its structure it is simple, it is small in size, light-weight, need not maintenance.
(3) pressure regulation avoids weak link existing for traditional technology not against traditional epithelium, the induction structure of spring,
Improve safety.
(4) present apparatus can by pressure sensor monitoring pressure change, according to pressure change by computer main board unit from
It is dynamic to complete gas pressure adjusting and stable decompression.
Further optimal technical scheme is as follows:
The rear end cap, which is tightened on explosion-proof apparatus shell, forms explosion-proof connection box, and access is equipped at explosion-proof actuator shell back cavity
Mouthful, power supply line and control line are introduced wherein by access port.
Explosion-proof connection box further increases the explosion-proof performance of the present apparatus, and access port is arranged, convenient for connection setting conducting wire.
The rear end cap connect limit by lead sealing anti-theft screw with explosion-proof actuator shell, and limitation is illegally arbitrarily torn open
It unloads.
By the way that lead sealing anti-theft screw is arranged, it connect rear end cap with explosion-proof actuator shell more stable, and may be implemented one
Fixed anti-theft function.
The lower valve head is equipped with rubber valve pad；Upper valve head is equipped with rubber valve pad
By the way that valve pad is arranged, valve head, lower valve head is made to use the better tightness between valve port together.
The upper valve shaft upper end is fastenedly connected with big pallet and rubber diaphragm by fastening nut.
Cavity in the upper membranous disc is condensation of water vapor, and flexible shutoff signal pipe is connected to condensation of water vapor.
By setting condensation of water vapor, flexible shutoff signal pipe, it can make the present apparatus that there is flexible cutting function.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the embodiment of the present invention；
Fig. 2 is the sectional view along A-A of Fig. 1；
Fig. 3 is the B-B direction cross-sectional view of Fig. 2；
Fig. 4 is intelligent pressure regulating center control principle drawing of the invention；
Description of symbols: 1- shares valve port；2- lower valve shaft；3- electromagnetic linear driver；The explosion-proof actuator shell of 4-；5- wiring
Entrance；6- lead sealing anti-theft screw；7- communication module group and bus terminal；8- pressure sensor；9- power supply voltage regulation unit；10- is shown
Window gland；11- computer main board unit；12- display button unit；13- seals guide sleeve；Valve head under 14-；15- valve pad；16- upper valve
Head；17- top base valve pocket；18- spring；19- rubber diaphragm；The upper membranous disc of 20-；The upper valve shaft of 21-；22- flexibility shutoff signal pipe；
Membranous disc under 23-；24- valve pad；25- voltage-regulating transformer valve body；26- incoming signal pipe；27- exports signal pipe；28- internal battery group；29-
Plug wire；30- absolute position transducer；31- bottom base valve pocket；32- spring slide；33- guide blot；34- condensation of water vapor；
35- fastening nut；The big pallet of 36-；37- pliable pressure adjusts ring；38- gas sensing coupler；39- pressure scale mark；40-
Lead sealing anti-theft screw；41- Far end control signal pipe；42- high-strength bolt；43- rear end cap；44- pack alloy partition.
Specific embodiment
With reference to the accompanying drawings and embodiments, the present invention is further illustrated.
Referring to figures 1-3, a kind of intelligent pressure regulating center is made of voltage-regulating transformer valve body, upper valve sleeve component and lower valve sleeve component.
Voltage-regulating transformer valve body 25, which is equipped with, shares valve port 1, and 25 lower end of voltage-regulating transformer valve body passes through bottom base valve pocket 31 and explosion-proof execution
Device shell 4 connects；The upper end of voltage-regulating transformer valve body 25 then passes through top base valve pocket component and connect with membranous disc component；Voltage-regulating transformer valve body
Two sides are respectively equipped with incoming signal pipe 26, outlet signal pipe 27.
The lower end for sharing valve port 1 is lower valve head 14, and the upper end for sharing valve port 1 is upper valve head 16.In the same shared valve port 1
On according to sequence gas bottom in and top out from the bottom to top, get on, get off, mechanical job order after first intelligence.
Lower valve sleeve component is equipped with lower valve shaft 2, lower valve head 14, and the lower end of lower valve shaft 2 passes through sealing guide sleeve 13 and electromagnetic linear
Driver 3 connects, and the upper end of lower valve shaft 2 is connected with lower valve head 14.
Electromagnetic linear driver 3 drives lower valve shaft 2 vertically moving, so that lower valve head 14 be made to open or close.
Installation pressure sensor 8, communication module group and bus terminal 7 and absolute position in explosion-proof 4 back cavity of actuator shell
Sensor 30, rear end cap 43 are tightened on explosion-proof apparatus shell 4 and form explosion-proof connection box.It is equipped at explosion-proof 4 back cavity of actuator shell
Access port 5, power supply line and control line are introduced wherein by access port 5.The aperture of explosion-proof actuator shell 4 passes through 29 envelope of plug wire
It closes.
Explosion-proof actuator shell 4 is equipped with Far end control signal pipe 41.
By the connection limit of lead sealing anti-theft screw 40 between rear end cap 43 and explosion-proof actuator shell 4, limitation is illegal random
It tears open.
Fenestrate gland 10 and pack alloy partition 44 are installed in the other side of explosion-proof actuator shell 4, are formed by closing
Cavity in be equipped with computer main board unit 11, power supply unit 9, electromagnetic linear driver 3 and absolute position transducer 30 etc.；It is aobvious
Show and be connected between push-button unit 12 and computer main board unit 11 by signal wire, and passes through the centre bore of pack alloy partition 44
With epoxy resin encapsulation.
Gas pressure change in the pipeline of the perception of pressure sensor 8 outlet signal pipe 27.The outlet signal pipe of pressure regulator
27 are connected to the installation cavity of pressure sensor 8, the gas pressure when the Gas Load in outlet side downstream changes, in pipeline
Power changes immediately, and the signal that pressure sensor 8 is perceived changes therewith, and sends a signal to computer main board unit
11, computer main board unit 11 issues order-driven lower valve shaft 2 to electromagnetic linear driver 3 and turns on or off lower valve head 14, makes
Pressure remains relative constant.
Power supply voltage regulation unit 9 is electromagnetic linear driver 3, pressure sensor 8 and computer main board unit 11, display button list
Member 12 is powered.Voltage regulation unit 9 of powering is equipped with internal battery group 28.
Lower valve head 14 is equipped with valve pad 15.Upper valve head 16 is equipped with valve pad 24.
Top base valve pocket component is equipped with upper valve head 16, upper valve shaft 21, and upper valve head 16 is connect with the lower end of upper valve shaft 21, upper valve
The top of axis 21 connects big pallet 36 and rubber diaphragm 19, and is fastened by nut 35.Spring 18, spring are equipped in top base valve pocket
The lower end of slide 32, spring 18 is packed into spring slide 32, and big pallet 36 is withstood in the upper end of spring 18；Guide blot 33 symmetrically revolves
Tightly on spring slide 32, guide blot 33 can slide in the long hole of top base valve pocket 17, and guide blot 33 is in a horizontal state
Overhanging both ends are contacted with the interior step that pliable pressure adjusts ring 37, and pliable pressure adjusts ring and passes through screw thread phase with top base valve pocket
Cooperation, rotation pliable pressure, which adjusts ring 37, can stir guide blot up and down to drive 32 upper and lower displacement of spring slide and then change
Become the pretightning force of spring, the gas pressure intensity in die cavity 34 acts on big pallet to balance each other with the elastic force of spring；Under pressure regulator
Membranous disc 23 is connected with the upper surface of top base valve pocket 17 by 8 high-strength bolts 42.
Membranous disc component is equipped with lower membranous disc 23, upper membranous disc 20, and lower membranous disc 23 is with upper membranous disc 20 by being bolted；Rubber diaphragm
19, big pallet 36 is clipped in lower membranous disc 23, among upper membranous disc 20, and big pallet 36 is arranged on rubber diaphragm 19；Upper valve shaft 21 it is upper
End forms one by the fastening of fastening nut 35 with big pallet 36 and rubber diaphragm 19；Lower end connect gas sensing coupler 38, on
Valve head 16.
Upper membranous disc 20 constitutes closed induction cavity 34, flexible shutoff signal pipe 22 and condensation of water vapor 34 with rubber diaphragm 19
Connection, flexible shutoff signal pipe 22 and outlet pressure signal pipe 27 are connected with the outlet conduit at intelligent pressure regulating center respectively.
Referring to fig. 4 it is found that pressure sensor acquires inlet pressure and outlet pressure simultaneously, converter is by pressure sensor
Analog signal carry out digitized processing and be sent into computer main board unit carrying out operation, computer main board unit senses according to outlet pressure
The variation of device digital signal judges whether to turn on or off pressure regulator primary valve, and issues number at once by multiple elements design algorithm
Word instruction completes expected movement to electromagnetic linear driver 3；To remain and preset export goal pressure phase
Unanimously.
The actual position that absolute position transducer 30 records pressure regulator valve port in real time gives computer main board unit, while temperature passes
The information of sensor acquisition is also sent to computer main board unit；Computer main board unit calculates gas stream according to the mathematical model of flow
Measure
The wired or wireless remote both way communications between host computer are established at intelligent pressure regulating center by DTU, are completed online real-time
Data acquisition storage and control comprising the big operational mode of the six of intelligent voltage regulator is automatic Regulation mode, automatic current limiting respectively
Mode, automatic low stream mode, multi-period pressure reservation protocol, multi-period current limliting reservation protocol, gas gross accumulation mode etc.,
Remote failure alarm.
Two-way seamless handover function:
When power outage occurs, after the computer main board unit perception of computer main board unit 11, conversion to internal battery group 28 is supplied
Electricity；And valve head 14 under 2 enforced opening of lower valve shaft is driven to open pressure regulator by electromagnetic linear driver 3；It shares at valve port 1 at this time
Pressure increase rapidly and act on gas sensing coupler 38 and lock valve shaft 21 and upper control valve head 16 at once；Moment switching
To mechanical ventilation mode.
And when power is restored, computer main board unit 11 issues instruction to electromagnetic linear driver 3, and lower valve head 14 closes rapidly
It closing, shares the pressure at valve port 1 and reduce rapidly, gas sensing coupler 38 separates, and upper control valve head 16 is opened to maximum position,
Moment switches to intelligent blowing model, and above process moment in dynamic is automatically performed.
Flexible cutting function:
Flexible cutting, and its quick action emergency valve for being different from traditional sense may be implemented in the present embodiment.
Quick action emergency valve is once cut off must manual reset；Flexibility cutting is the process slowly cut off relatively, and when out
It can resume operation automatically again when mouth pressure reduction, without manual reset.Flexibility cutting working principle is as follows:
When outlet pressure increases extremely, outlet pressure enters closed gas condensation of water vapor 34 by flexible shutoff signal pipe 22,
Gas pressure acts on big pallet 36, to bottom offset and overcomes the elastic force of spring with dynamic diaphragm 19, is pushed down on by upper valve shaft 21
Dynamic upper control valve head 16 realizes flexible cutting so that rubber sheet gasket 24 is adjacent to share method mouth 1.
Pressure regulation current limliting, flexible cutting may be implemented in the present embodiment, can greatly reduce the configuration of pressure regulating box, voltage regulating station, subtract
The space and volume installed less and cost.
In conclusion the intelligent pressure regulating center that the present invention provides, is to remain on the basis of intelligent voltage regulator using 100
The membranous disc structure of many years simultaneously combines together, is mutually backups and supplements from performance；So-called intelligent voltage regulator is exactly to calculate completely
Under the control of machine, by itself the direct servo pressure regulator of precision digital actuator main valve to complete gas pressure adjust and
Stable decompression device.Its distinguishing feature is to support to run by software algorithm completely according to pressure sensor signal variation.To replace
The automanual epithelium induction technology of machinery of generation former technology；Therefore, the limit of intrinsic physical characteristic is not incuded by traditional epithelium
System；Artificial intelligence thinking can be implanted into the CPU of intelligent voltage regulator.It is provided simultaneously with bidirectional remote data communication, historical data is deposited
Storage and inquiry, remote online control；Therefore, have active safety and passive security management function as pressure regulation center, it can be right
Such as superpressure that occurs in combustion gas operation, power failure, leakage unusual condition are actively disposed, and remote prompts are alarmed.It greatly promotes
The real-time of safety and the dispatch control of gas-fired vacuum furnace, convenience.Fundamentally promote the digitization section of gas enterprise
The management of Huas modernization.And easily realize networking, scientific, intelligentized, systematized management and operation.As in pressure regulation
The integrated design of heart membranous disc structure is tantamount to install one monitoring pressure regulator additional in the downstream of intelligent voltage regulator；Even if in power failure
In the case of will not stop supplying.
The foregoing is merely preferably feasible embodiment of the invention, not thereby limiting the scope of the invention,
It is all to change with equivalent structure made by description of the invention and accompanying drawing content, it is intended to be included within the scope of the present invention.
Claims (7)
1. a kind of intelligent pressure regulating center, including voltage-regulating transformer valve body, top base valve pocket component and bottom base valve pocket component, feature exist
In: the voltage-regulating transformer valve body lower end is connect by bottom base valve pocket with explosion-proof actuator shell；The upper end of voltage-regulating transformer valve body is then
It is connect by top base valve pocket component with membranous disc component；Bottom base valve pocket component is equipped with lower valve shaft, lower valve head, the lower end of lower valve shaft
It is connect by sealing guide sleeve with electromagnetic linear driver, the upper end of lower valve shaft is connected with lower valve head；Top base valve pocket component is set
Have upper valve head, upper valve shaft, upper valve head is connect with the lower end of upper valve shaft, the top of upper valve shaft connection rubber diaphragm and big pallet and by
Nut fastening；Spring, spring slide are equipped in top base valve pocket, the lower end of spring is packed into spring slide, the upper end of spring with
Big pallet contact, guide blot are symmetrically tightened on spring slide in horizontally disposed, long hole of the guide blot in top base valve pocket
Interior sliding, the overhanging both ends of guide blot are contacted with the interior step that pliable pressure adjusts ring, and pliable pressure adjusts ring and top base
Valve pocket is matched by screw thread, and rotation pliable pressure adjusts ring can stir guide blot up and down, is driven the next on spring slide
Move the pretightning force for changing spring；Installation pressure sensor, communication module group and bus terminal in explosion-proof actuator shell back cavity；It is explosion-proof
Actuator shell side is equipped with display window gland and pack alloy partition, is equipped with computer main board list in the closed cavity of formation
Member, power supply unit, electromagnetic linear driver and absolute position transducer；Display button unit is electrically connected with computer main board unit
It connects.
2. intelligent pressure regulating center according to claim 1, it is characterised in that: the rear end cap is tightened on explosion-proof apparatus shell
Upper formation explosion-proof connection box is equipped with access port, power supply line and control line at explosion-proof actuator shell back cavity and passes through access port introducing
Wherein.
3. intelligent pressure regulating center according to claim 2, it is characterised in that: the rear end cap and explosion-proof actuator shell
It is connected and is limited by lead sealing anti-theft screw, limit illegal arbitrarily disassembly.
4. intelligent pressure regulating center according to claim 1, it is characterised in that: the lower valve head 14 is equipped with rubber valve
Pad；Upper valve head 16 is equipped with rubber valve pad.
5. intelligent pressure regulating center according to claim 1, it is characterised in that: the upper valve shaft upper end and big pallet and rubber
Glue film is fastenedly connected by fastening nut.
6. intelligent pressure regulating center according to claim 1, it is characterised in that: the cavity in the upper membranous disc is feeling of stress
Chamber is answered, flexible shutoff signal pipe is connected to condensation of water vapor.
7. intelligent pressure regulating center according to claim 1, the lower end that gas initially enters voltage-regulating transformer valve body are first passed through by intelligence
Then the lower valve head that can control flows out again by the upper valve head controlled by mechanical membranous disc from the upper end of voltage-regulating transformer valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811651177.2A CN109519574B (en) | 2018-12-31 | 2018-12-31 | Intelligent voltage regulating center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811651177.2A CN109519574B (en) | 2018-12-31 | 2018-12-31 | Intelligent voltage regulating center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109519574A true CN109519574A (en) | 2019-03-26 |
| CN109519574B CN109519574B (en) | 2023-09-19 |
Family
ID=65798603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811651177.2A Active CN109519574B (en) | 2018-12-31 | 2018-12-31 | Intelligent voltage regulating center |
Country Status (1)
| Country | Link |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19753275A1 (en) * | 1997-12-01 | 1999-06-10 | Siemens Ag | Electromechanical control device for combustion engine inlet/outlet valves |
| DE102007058160B3 (en) * | 2007-11-30 | 2009-05-20 | Klaus Heinrichs | Bleed valve for use in screw plug, has barrier locking advanced movement of valve body, where sealing surface of seal element is deformed such that sealing surfaces are separated from each other and valve is opened |
| CN203477499U (en) * | 2013-08-30 | 2014-03-12 | 重庆瑞力比燃气设备有限责任公司 | Pressure regulator |
| CN104806796A (en) * | 2015-04-24 | 2015-07-29 | 倪琨 | Integrated intelligent pressure regulator |
| CN205504146U (en) * | 2016-02-02 | 2016-08-24 | 成都天能燃气设备有限公司 | From taking filter screen voltage regulator |
| CN206036363U (en) * | 2016-08-16 | 2017-03-22 | 四川长仪油气集输设备股份有限公司 | Collection superpressure cut off with valve after voltage stabilizing function voltage regulator as an organic whole |
| CN107044562A (en) * | 2017-01-19 | 2017-08-15 | 北京市公用事业科学研究所 | A kind of intelligent gas pressure regulator and application method |
| CN208123566U (en) * | 2018-04-27 | 2018-11-20 | 成都华泰燃气设备有限公司 | A kind of pressure regulator with silencing function |
-
2018
- 2018-12-31 CN CN201811651177.2A patent/CN109519574B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19753275A1 (en) * | 1997-12-01 | 1999-06-10 | Siemens Ag | Electromechanical control device for combustion engine inlet/outlet valves |
| DE102007058160B3 (en) * | 2007-11-30 | 2009-05-20 | Klaus Heinrichs | Bleed valve for use in screw plug, has barrier locking advanced movement of valve body, where sealing surface of seal element is deformed such that sealing surfaces are separated from each other and valve is opened |
| CN203477499U (en) * | 2013-08-30 | 2014-03-12 | 重庆瑞力比燃气设备有限责任公司 | Pressure regulator |
| CN104806796A (en) * | 2015-04-24 | 2015-07-29 | 倪琨 | Integrated intelligent pressure regulator |
| CN205504146U (en) * | 2016-02-02 | 2016-08-24 | 成都天能燃气设备有限公司 | From taking filter screen voltage regulator |
| CN206036363U (en) * | 2016-08-16 | 2017-03-22 | 四川长仪油气集输设备股份有限公司 | Collection superpressure cut off with valve after voltage stabilizing function voltage regulator as an organic whole |
| CN107044562A (en) * | 2017-01-19 | 2017-08-15 | 北京市公用事业科学研究所 | A kind of intelligent gas pressure regulator and application method |
| CN208123566U (en) * | 2018-04-27 | 2018-11-20 | 成都华泰燃气设备有限公司 | A kind of pressure regulator with silencing function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109519574B (en) | 2023-09-19 |
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