CN207527292U - Remote controlled pressure regulator - Google Patents
Remote controlled pressure regulator Download PDFInfo
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- CN207527292U CN207527292U CN201721593392.2U CN201721593392U CN207527292U CN 207527292 U CN207527292 U CN 207527292U CN 201721593392 U CN201721593392 U CN 201721593392U CN 207527292 U CN207527292 U CN 207527292U
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- valve
- pressure
- gas storage
- gas
- solenoid valve
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Abstract
The utility model discloses a kind of remote controlled pressure regulators, are related to gas ductwork technical field.The utility model is made of a homophony component, a pilot valve, three part of control unit, control unit control pilot valve setting pressure, realize remote adjustment, pilot valve is designed as spring adjusting and gas regulation exists simultaneously, it can adjust on the spot, also remote controlled adjusting, spring adjusts one predetermined pressure of setting during operation, remote adjustment is carried out on the basis of predetermined pressure again, ensure in the case where control unit breaks down, gas ductwork pressure can be also maintained at more than predetermined pressure, ensure downstream gas supply, more securely and reliably.The utility model patent have compact-sized, easy to install and use, good airproof performance, service life it is long, it is easy to maintenance, can remote adjustment be also adjusted on the spot, precision is high, the range of regulation remarkable advantages such as extensively.
Description
Technical field
The utility model is related to gas ductwork technical field, more specifically to a kind of remote controlled pressure regulator.
Background technology
In recent years, with the high speed development of Chinese national economy, the requirement to fluid supply equipment is higher and higher.Particularly
China's natural gas industry and the high speed development of gas gas, it is higher and higher to pressure regulator precision, range of regulation requirement.It is conventional
Pressure regulator can only practical operation at the scene, do not have long-range voltage regulation function, conventional pressure regulator is adjusted by rotating pilot valve screw rod
Pressure regulator needs live practical operation, and regulation precision, range of regulation are influenced by pilot valve pressure spring, low precision, pressure regulation
Narrow range.When need change range of regulation when need to change pilot valve pressure spring, program is cumbersome.
State Intellectual Property Office discloses a Publication No. CN102109055A on June 29th, 2011, it is entitled from
The patent of invention of power formula pressure regulator remote pressure and flow control system, the patent of invention include flowmeter, with pilot valve
Self operated Regulator, flow computer, inlet pressure transmitter, outlet pressure transmitter, air inlet electromagnetic valve and exhaust solenoid valve
And controller；Flowmeter is connected with flow computer, and flow computer is connected with controller；Inlet pressure transmitter and outlet are pressed
Power transmitter is connected with the signal input part of controller, signal output end and the air inlet electromagnetic valve and exhaust solenoid valve phase of controller
Even；The pilot valve of Self operated Regulator includes level Four pilot valve.
Above-mentioned Self operated Regulator of the prior art is complicated, and regulation precision is poor, when need change range of regulation
When its control program it is relatively complicated, production cost is higher.
Utility model content
In order to overcome above-mentioned defect in the prior art and deficiency, the utility model provides a kind of remote controlled
Pressure regulator, the goal of the invention of the utility model be intended to solve conventional pressure regulator can only manual adjustment on the spot, precision, pressure regulation model
Enclosing is influenced by pilot valve pressure spring, and low precision, range of regulation is narrow, when need change range of regulation when need to change pilot valve pressure regulation
The problems such as spring, program is cumbersome.The utility model have compact-sized, easy to install and use, good airproof performance, service life it is long,
It is easy to maintenance, can the remarkable advantages such as remote adjustment is also adjusted on the spot, precision is high, range of regulation is wide.
In order to solve above-mentioned problems of the prior art, the utility model is achieved through the following technical solutions：
Remote controlled pressure regulator, including homophony component and pilot valve, pilot valve is connected by pipeline with homophony component,
It is characterized in that：Further include control unit, the control unit for controlling pilot valve, the control unit include gas storage packet,
Solenoid valve I, solenoid valve II, solenoid valve III, solenoid valve IV and pressure transmitter, the pressure transmitter connect with gas storage packet and are used for
The gas pressure of gas storage packet is measured, the gas storage, which is wrapped, is provided with air inlet, gas outlet and pressure relief opening, the air inlet of the gas storage packet
Mouth is connected by air inlet pipeline with the inlet end of gas ductwork；The solenoid valve I is arranged on air inlet pipeline；The gas storage packet
Gas outlet is connected by control piper with the upper cavity of pilot valve, and the solenoid valve II is arranged on control piper；The commander
The upper cavity of device is in communication with the outside by blowdown piping, and the solenoid valve III is arranged on blowdown piping；The gas storage packet is let out
Pressure mouth is in communication with the outside by pressure relief pipe, and the solenoid valve IV is arranged on pressure relief pipe.
Needle valve I is provided on the air inlet pipeline, needle valve II, the pressure relief pipe are provided on the control piper
On be provided with needle valve III.
The needle valve I is arranged on the pipeline between the air inlet of solenoid valve I and gas storage packet；The needle valve II is set
On the pipeline between the gas outlet of solenoid valve II and gas storage packet；The needle valve III is arranged on letting out for solenoid valve IV and gas storage packet
It presses on the pipeline between mouth.
The control unit further includes needle valve IV, and the needle valve IV is arranged on what pressure transmitter was connect with gas storage packet
On pipeline.
Described blowdown piping one end is connected with the upper cavity of pilot valve, and the other end is in communication with the outside.
Described blowdown piping one end is connected with control piper, and the other end is in communication with the outside.
The pipeline connected between one end of the blowdown piping and control piper solenoid II and the upper cavity of pilot valve
Connection.
Needle valve V is provided on the blowdown piping.
Compared with prior art, technique effect beneficial caused by the utility model is shown：
1st, the utility model is made of a homophony component, a pilot valve, three part of control unit, control unit
Pilot valve setting pressure is controlled, realizes remote adjustment, pilot valve is designed as spring adjusting and gas regulation exists simultaneously, can be on the spot
It adjusts, also remote controlled adjusting, spring adjusts one predetermined pressure of setting during operation, then is carried out on the basis of predetermined pressure
Remote adjustment ensures that gas ductwork pressure can be also maintained at more than predetermined pressure in the case where control unit breaks down, protects
Downstream gas supply is demonstrate,proved, more securely and reliably.The utility model patent has compact-sized, easy to install and use, good airproof performance, use
Long lifespan, it is easy to maintenance, can the remarkable advantages such as remote adjustment is also adjusted on the spot, precision is high, range of regulation is wide, solve routine
Pressure regulator manual adjustment, precision, range of regulation can only be influenced by pilot valve pressure spring on the spot, and low precision, range of regulation is narrow, when
It needs to need to change pilot valve pressure spring when changing range of regulation, the problems such as program is cumbersome.
2nd, compared with prior art, the operation principle of the application is：Before operation, first standard-sized sheet needle valve rotates pilot valve
Adjusting rod compresses pilot valve spring, sets predetermined pressure, ensures gas ductwork minimum safe pressure.During normal operation, by remote
Solenoid valve I is opened in process control, and gas ductwork import high pressure gas enters gas storage packet, pressure transmitter transmission gas storage packet pressure data
To control room, solenoid valve IV can be opened, discharge gas storage packet gas to pipe network blowdown system, control gas storage packet pressure is in a suitable number
Value.When needing to increase supply gas pressure, remote control opens solenoid valve II, and high pressure gas enters pilot valve upper cavity by gas storage packet,
Gas supply pressure rise；When need to reduce supply gas pressure, remote controlled opening solenoid valve III discharges pilot valve upper cavity gas
Body, supply gas pressure reduce.For the prior art compared to Publication No. CN102109055A, the control of the application is simpler
It is single, and control accuracy can also be protected, it is compact-sized, by the setting of needle valve, it can realize and adjust on the spot and long-range
Adjust two kinds of regulative modes so that the regulative mode of pressure regulator is more extensive, can also ensure system cut-off later to pressure regulator
Manual control.
Description of the drawings
Fig. 1 is the application overall structure diagram；
Reference numeral：1st, homophony component, 2, pilot valve, 3, control unit, 4, solenoid valve I, 5, solenoid valve II, 6, solenoid valve
III, 7, solenoid valve IV, 8, needle valve I, 9, needle valve II, 10, needle valve III, 11, needle valve IV, 12, pressure transmitter, 13,
Gas storage packet, 14, pilot valve spring, 15, upper cavity, 16, adjusting rod, 17, air inlet pipeline, 18, control piper, 19, pressure relief pipe,
20th, blowdown piping.
Specific embodiment
Embodiment 1
As one preferred embodiment of the utility model, with reference to Figure of description 1, present embodiment discloses：
Remote controlled pressure regulator, including homophony component 1 and pilot valve 2, pilot valve 2 passes through pipeline and homophony component 1
Be connected, further include control unit 3, the control unit 3 for controlling pilot valve 2, the control unit 3 include gas storage packet 13,
Solenoid valve I 4, solenoid valve II 5, solenoid valve III 6, solenoid valve IV 7 and pressure transmitter 12, the pressure transmitter 12 and gas storage packet
13 connections are provided with air inlet, gas outlet and pressure relief opening, institute for measuring the gas pressure of gas storage packet 13 on the gas storage packet 13
The air inlet for stating gas storage packet 13 is connected by air inlet pipeline 17 with the inlet end of gas ductwork；The solenoid valve I 4 is arranged on air inlet
On pipeline 17；The gas outlet of the gas storage packet is connected by control piper 18 with the upper cavity 15 of pilot valve 2, the solenoid valve II
5 are arranged on control piper 18；The upper cavity 15 of the pilot valve 2 is in communication with the outside by blowdown piping 20, the solenoid valve
III 6 are arranged on blowdown piping 20；The pressure relief opening of the gas storage packet 13 is in communication with the outside by pressure relief pipe 19, the solenoid valve
IV 7 are arranged on pressure relief pipe 19.
In the present embodiment, it is made of, controls 3 three part of control unit of pilot valve 2, one of homophony component 1, one
Component 3 controls pilot valve 2 to set pressure, realizes remote adjustment, pilot valve 2 is designed as spring adjusting and gas regulation is deposited simultaneously
It can adjust on the spot, also remote controlled adjusting, spring adjusts one predetermined pressure of setting during operation, then in predetermined pressure
On the basis of carry out remote adjustment, ensure control unit 3 break down in the case of, gas ductwork pressure can also be maintained at predetermined
More than pressure, ensure downstream gas supply, more securely and reliably.
Embodiment 2
As the utility model another embodiment, with reference to Figure of description 1, present embodiment discloses：
Remote controlled pressure regulator, including homophony component 1 and pilot valve 2, pilot valve 2 passes through pipeline and homophony component 1
Be connected, further include control unit 3, the control unit 3 for controlling pilot valve 2, the control unit 3 include gas storage packet 13,
Solenoid valve I 4, solenoid valve II 5, solenoid valve III 6, solenoid valve IV 7 and pressure transmitter 12, the pressure transmitter 12 and gas storage packet
13 connections are provided with air inlet, gas outlet and pressure relief opening, institute for measuring the gas pressure of gas storage packet 13 on the gas storage packet 13
The air inlet for stating gas storage packet 13 is connected by air inlet pipeline 17 with the inlet end of gas ductwork；The solenoid valve I 4 is arranged on air inlet
On pipeline 17；The gas outlet of the gas storage packet is connected by control piper 18 with the upper cavity 15 of pilot valve 2, the solenoid valve II
5 are arranged on control piper 18；The upper cavity 15 of the pilot valve 2 is in communication with the outside by blowdown piping 20, the solenoid valve
III 6 are arranged on blowdown piping 20；The pressure relief opening of the gas storage packet 13 is in communication with the outside by pressure relief pipe 19, the solenoid valve
IV 7 are arranged on pressure relief pipe 19；Needle valve I 8 is provided on the air inlet pipeline 17, needle is provided on the control piper 18
Type valve II 9 is provided with needle valve III 10 on the pressure relief pipe 19；The needle valve I 8 is arranged on solenoid valve I 4 and gas storage packet 13
Air inlet between pipeline on；The needle valve II 9 is arranged on the pipeline between the gas outlet of solenoid valve II 5 and gas storage packet 13
On；The needle valve III 10 is arranged on the pipeline between the pressure relief opening of solenoid valve IV 7 and gas storage packet 13.
In the present embodiment, before operation, first standard-sized sheet needle valve rotates 2 adjusting rod 16 of pilot valve, compresses pilot valve spring
14, predetermined pressure is set, ensures gas ductwork minimum safe pressure.During normal operation, solenoid valve I 4 is opened by remote control,
Gas ductwork import high pressure gas enters gas storage packet 13, and pressure transmitter 12 transmits 13 pressure data of gas storage packet to control room, can
Solenoid valve IV 7 is opened, 13 gas of discharge gas storage packet to pipe network blowdown system, 13 pressure of control gas storage packet is in an appropriate value.It needs
When increasing supply gas pressure, remote control opens solenoid valve II 5, and high pressure gas enters 2 upper cavity 15 of pilot valve by gas storage packet 13,
Gas supply pressure rise；When need to reduce supply gas pressure, remote controlled opening solenoid valve III 6 discharges 2 upper cavity 15 of pilot valve
Gas, supply gas pressure reduce.
In the present embodiment, it if system cut-off, can be realized by the open and close of manual control needle valve to pressure regulation
The control on the spot of device prevents from causing danger after system cut-off.
Embodiment 3
As the utility model another embodiment, with reference to Figure of description 1, present embodiment discloses：
Remote controlled pressure regulator, including homophony component 1 and pilot valve 2, pilot valve 2 passes through pipeline and homophony component 1
Be connected, further include control unit 3, the control unit 3 for controlling pilot valve 2, the control unit 3 include gas storage packet 13,
Solenoid valve I 4, solenoid valve II 5, solenoid valve III 6, solenoid valve IV 7 and pressure transmitter 12, the pressure transmitter 12 and gas storage packet
13 connections are provided with air inlet, gas outlet and pressure relief opening, institute for measuring the gas pressure of gas storage packet 13 on the gas storage packet 13
The air inlet for stating gas storage packet 13 is connected by air inlet pipeline 17 with the inlet end of gas ductwork；The solenoid valve I 4 is arranged on air inlet
On pipeline 17；The gas outlet of the gas storage packet is connected by control piper 18 with the upper cavity 15 of pilot valve 2, the solenoid valve II
5 are arranged on control piper 18；The upper cavity 15 of the pilot valve 2 is in communication with the outside by blowdown piping 20, the solenoid valve
III 6 are arranged on blowdown piping 20；The pressure relief opening of the gas storage packet 13 is in communication with the outside by pressure relief pipe 19, the solenoid valve
IV 7 are arranged on pressure relief pipe 19；Needle valve I 8 is provided on the air inlet pipeline 17, needle is provided on the control piper 18
Type valve II 9 is provided with needle valve III 10 on the pressure relief pipe 19.
The needle valve I 8 is arranged on the pipeline between the air inlet of solenoid valve I 4 and gas storage packet 13；The needle valve II
9 are arranged on the pipeline between the gas outlet of solenoid valve II 5 and gas storage packet 13；The needle valve III 10 is arranged on solenoid valve IV 7
On pipeline between the pressure relief opening of gas storage packet 13.
The control unit 3 further includes needle valve IV 11, and the needle valve IV 11 is arranged on pressure transmitter 12 and gas storage
On the pipeline of 13 connection of packet；Described 20 one end of blowdown piping is connected with the upper cavity 15 of pilot valve 2, and the other end is in communication with the outside.
In the present embodiment, the blowdown piping 20 can also be that one end is connected with control piper 18, the other end and the external world
Connection.And it is connected between one end of the blowdown piping 20 and 18 solenoid II 5 of control piper and the upper cavity 15 of pilot valve 2
Pipeline connection.Needle valve V is provided on the blowdown piping 20.
Claims (8)
1. remote controlled pressure regulator, including homophony component (1) and pilot valve (2), pilot valve (2) passes through pipeline and homophony portion
Part (1) is connected, it is characterised in that：Control unit (3) is further included, the control unit (3) is described for controlling pilot valve (2)
Control unit (3) includes gas storage packet (13), solenoid valve I (4), solenoid valve II (5), solenoid valve III (6), solenoid valve IV (7) and pressure
Power transmitter (12), the pressure transmitter (12) connect the gas pressure for measuring gas storage packet (13) with gas storage packet (13),
Air inlet, gas outlet and pressure relief opening are provided on the gas storage packet (13), the air inlet of the gas storage packet (13) passes through air inlet pipe
Road (17) is connected with the inlet end of gas ductwork；The solenoid valve I (4) is arranged on air inlet pipeline (17)；The gas storage packet
(13) gas outlet is connected by control piper (18) with the upper cavity (15) of pilot valve (2), and the solenoid valve II (5) is arranged on
On control piper (18)；The upper cavity (15) of the pilot valve (2) is in communication with the outside by blowdown piping (20), the solenoid valve
III (6) are arranged on blowdown piping (20)；The pressure relief opening of the gas storage packet (13) is in communication with the outside by pressure relief pipe (19), institute
Solenoid valve IV (7) is stated to be arranged on pressure relief pipe (19).
2. remote controlled pressure regulator as described in claim 1, it is characterised in that：It is provided on the air inlet pipeline (17)
Needle valve I (8) is provided with needle valve II (9) on the control piper (18), needle valve is provided on the pressure relief pipe (19)
Ⅲ(10)。
3. remote controlled pressure regulator as claimed in claim 2, it is characterised in that：The needle valve I (8) is arranged on electromagnetism
On pipeline between the air inlet of valve I (4) and gas storage packet (13)；The needle valve II (9) is arranged on solenoid valve II (5) and gas storage
It wraps on the pipeline between the gas outlet of (13)；The needle valve III (10) is arranged on letting out for solenoid valve IV (7) and gas storage packet (13)
It presses on the pipeline between mouth.
4. the remote controlled pressure regulator as described in claim 1-3 any one, it is characterised in that：The control unit
(3) needle valve IV (11) is further included, the needle valve IV (11) is arranged on what pressure transmitter (12) was connect with gas storage packet (13)
On pipeline.
5. the remote controlled pressure regulator as described in claim 1-3 any one, it is characterised in that：The blowdown piping
(20) one end is connected with the upper cavity (15) of pilot valve (2), and the other end is in communication with the outside.
6. the remote controlled pressure regulator as described in claim 1-3 any one, it is characterised in that：The blowdown piping
(20) one end is connected with control piper (18), and the other end is in communication with the outside.
7. remote controlled pressure regulator as claimed in claim 6, it is characterised in that：One end of the blowdown piping (20) with
The pipeline connected between control piper (18) solenoid II (5) and the upper cavity (15) of pilot valve (2) connects.
8. the remote controlled pressure regulator as described in 1 or 7 any one of claim, it is characterised in that：The blowdown piping
(20) needle valve V is provided on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721593392.2U CN207527292U (en) | 2017-11-24 | 2017-11-24 | Remote controlled pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721593392.2U CN207527292U (en) | 2017-11-24 | 2017-11-24 | Remote controlled pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207527292U true CN207527292U (en) | 2018-06-22 |
Family
ID=62580546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721593392.2U Active CN207527292U (en) | 2017-11-24 | 2017-11-24 | Remote controlled pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207527292U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795850A (en) * | 2017-11-24 | 2018-03-13 | 乐山川天燃气输配设备有限公司 | Remote controlled pressure regulator |
| CN113531398A (en) * | 2021-06-25 | 2021-10-22 | 河北永良燃气设备有限公司 | Pneumatic type remote pressure regulating control system |
-
2017
- 2017-11-24 CN CN201721593392.2U patent/CN207527292U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795850A (en) * | 2017-11-24 | 2018-03-13 | 乐山川天燃气输配设备有限公司 | Remote controlled pressure regulator |
| CN113531398A (en) * | 2021-06-25 | 2021-10-22 | 河北永良燃气设备有限公司 | Pneumatic type remote pressure regulating control system |
| CN113531398B (en) * | 2021-06-25 | 2022-06-03 | 河北永良燃气设备有限公司 | Pneumatic type remote pressure regulating control system |
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