CN104747777A - Fuel gas electromagnetic valve control circuit - Google Patents
Fuel gas electromagnetic valve control circuit Download PDFInfo
- Publication number
- CN104747777A CN104747777A CN201510104398.8A CN201510104398A CN104747777A CN 104747777 A CN104747777 A CN 104747777A CN 201510104398 A CN201510104398 A CN 201510104398A CN 104747777 A CN104747777 A CN 104747777A
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- China
- Prior art keywords
- diode
- resistance
- triode
- control circuit
- electromagnetic valve
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- 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.)
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Classifications
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a fuel gas electromagnetic valve control circuit. The fuel gas electromagnetic valve control circuit comprises an alternating current AC 220 V, a first triode G1, a second triode G2, a third triode G3, a fourth triode G4, a fifth triode G5, a first capacitor C1, a capacitor C, a Schottky diode US, a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, a fifth diode D5, a sixth diode D6, a seventh diode D7, an eighth diode D8, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6 and a seventh resistor R7. An alternating current AC 220 V capacitance voltage reduction full-wave rectification voltage stabilizing device is formed by the first capacitor C1, the first diode D1 and the Schottky diode US, an alternating current AC 220 V passes the first capacitor C1 and the first resistor R1, the alternating current with the reduced voltage enters the first diode D1, then the alternating current with reduced voltage finally enters the Schottky diode US, full-wave rectification is carried out through the Schottky diode US, the alternating current passes the second resistor R2, and a 27 V direct current power source power supply device is formed.
Description
Technical field
The present invention relates to a kind of control circuit of solenoid valve, particularly relate to the gas electromagnetic valve control circuit that a kind of hand is opened, power-off is closed.
Background technique
The solenoid valve of rock gas is the capital equipment in fuel gas transmission equipment, along with the development of national economy, extensive use in the facility of production, life, is absolutely necessary for control gear, simultaneously for control gear, the safety on using function, reliability are even more important.
In the prior art, 1. the control circuit of solenoid valve is when carrying out the electromagnetic coil driving solenoid valve, need certain electric current just can control, existing control circuit all needs enough large electric current under normal circumstances and maintains, just can ensure the normal work of solenoid valve, therefore the operation energy consumption of solenoid valve is higher in the case; 2. because power supply voltage occurs that voltage instantaneous changes sometimes, thus cause the misoperation of Controlling solenoid valve, and affect the overall operation of whole equipment; 3. solenoid valve control circuit poor anti jamming capability, when in the malfunctioning situation of external signal, electromagnetic coil will continue energising, electromagnetic coil overload fire hazardous, and form sunken safely suffering from.
Summary of the invention
In view of this, main purpose of the present invention is to provide the gas electromagnetic valve control circuit that a kind of hand is opened, power-off is closed, pass through the technical program, utilize electric capacity as energy-storage travelling wave tube, control circuit carries out work under lower operating voltage, when needs drive solenoid valve, by energy-storage travelling wave tube, the solenoid valve in control circuit is carried out to electricity, not only ensure that the normal work of solenoid valve, and greatly reduce the operating amperage of control circuit, achieve energy-conservation object.
In order to achieve the above object, technological scheme of the present invention is achieved in that
A kind of gas electromagnetic valve control circuit, comprising: Ac AC 200V, the first triode G1, the second triode G2, the 3rd triode G3, the 4th triode G4, the 5th triode G5; First electric capacity C1 and electric capacity C; Schottky diode US, the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 5th diode D5, the 6th diode D6, the 7th diode D7, the 8th diode D8; First resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, wherein, the interchange AC 220V capacitance decompression full wave rectifier stable-pressure device of described first electric capacity C1, the first diode D1, Schottky diode US composition, described Ac AC220V is by described first electric capacity C1, the first resistance R1, and be depressurized to the first diode D1, finally enter into Schottky diode US, full wave rectifier is carried out by it, and finally by the second resistance R2, and form the direct-current power source supply device of 27V.
Further, preferred structure is, described second diode D2, the 3rd diode D3, form a non-return device, and the 3rd diode D3 connects direct current DC24V, described first diode D1, the second diode D2, form a double-power source and optionally use device, and the double loop forming described Ac AC220V and direct current DC24V selects arbitrarily power supply to select device.
Further, preferred structure is described second electric capacity C2, the 3rd resistance R3, the 4th resistance R4, the first triode G1 form delay switching device, when outer power supply has a power failure, its C2 to R3, R4 discharge 2 ~ 3 second time, and its G1 ends, to the electric discharge of C3, R5 composition, make G1 emitter high petential, obtain G3 base stage high petential, G3 conducting, with regard to this G5 base stage high petential conducting, its C achieves the action of cup type electromagnet through the electric discharge of the Q coil of wire.
Further, preferred structure is when the composition such as the 4th triode G4 and the second triode G2 has a power failure or pilot switch capacitor discharge closes valve, prevents power supply continuation power supply from damaging the safety device of coil.
Beneficial effect after employing technique scheme is:
Pass through the technical program, utilize electric capacity as energy-storage travelling wave tube, control circuit carries out work under lower operating voltage, when needs drive solenoid valve, by energy-storage travelling wave tube, the solenoid valve in control circuit is carried out to electricity, not only ensure that the normal work of solenoid valve, and greatly reduce the operating amperage of control circuit, achieve energy-conservation object, add delay function simultaneously, stop the misoperation produced due to interference, the product of the technical program is on operation controls, in safety protection, energy-saving effect all has excellent performance, there is good application value.
Accompanying drawing explanation
Fig. 1 is the control circuit schematic diagram of gas electromagnetic valve of the present invention;
Fig. 2 is the general assembly schematic diagram of gas electromagnetic valve control circuit of the present invention;
Fig. 3 is the module diagram of gas electromagnetic valve control circuit of the present invention;
Fig. 4 is the module diagram of gas electromagnetic valve control circuit of the present invention;
Fig. 5 is the module diagram of gas electromagnetic valve control circuit of the present invention.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment in the present invention is described in further detail.
As shown in Fig. 1,2,3,4,5, a kind of gas electromagnetic valve control circuit, comprising: Ac AC 200V, the first triode G1, the second triode G2, the 3rd triode G3, the 4th triode G4, the 5th triode G5; First electric capacity C1 and electric capacity C; Schottky diode US, the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 5th diode D5, the 6th diode D6, the 7th diode D7, the 8th diode D8; First resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, wherein, the interchange AC 220V capacitance decompression full wave rectifier stable-pressure device of described first electric capacity C1, the first diode D1, Schottky diode US composition, described Ac AC220V is by described first electric capacity C1, the first resistance R1, and be depressurized to the first diode D1, finally enter into Schottky diode US, full wave rectifier is carried out by it, and finally by the second resistance R2, and form the direct-current power source supply device of 27V.
Further, preferred structure is, described second diode D2, the 3rd diode D3, form a non-return device, and the 3rd diode D3 connects direct current DC24V, described first diode D1, the second diode D2, form a double-power source and optionally use device, and the double loop forming described Ac AC220V and direct current DC24V selects arbitrarily power supply to select device.
Further, preferred structure is described second electric capacity C2, the 3rd resistance R3, the 4th resistance R4, the first triode G1 form delay switching device, when outer power supply has a power failure, its C2 to R3, R4 discharge 2 ~ 3 second time, and its G1 ends, to the electric discharge of C3, R5 composition, make G1 emitter high petential, obtain G3 base stage high petential, G3 conducting, with regard to this G5 base stage high petential conducting, its C achieves the action of cup type electromagnet through the electric discharge of the Q coil of wire.
Further, preferred structure is when the composition such as the 4th triode G4 and the second triode G2 has a power failure or pilot switch capacitor discharge closes valve, prevents power supply continuation power supply from damaging the safety device of coil.
Wherein, with reference to Fig. 1, namely this novel gas security solenoid valve has the power failure of former normal close type to close valve function, has again the comprehensive functions such as the manual valve opening of former open type, its major function relies on inside to set up control gear to realize, existing as follows for control principle drawing decomposition principle supplementary notes:
1,1., be 2. that AC220V to C1, R1 are depressurized to D1 full wave rectifier US in figure, the hidden pressure of R2 achieves 27V direct-current power source supply device.
2, form non-return device by D2, D3 commutation diode in figure, composition 1., 2. AC220V with 3., 4. DC24V double loop select arbitrarily power supply to select device.
3, in figure in normal power-up, by the existing hidden pressure of rectification of DC24V or AC220V, directly charged to C storage capacitor through D4 by switching tube G4j, under normal operating conditions, its C storage capacitor store electrical energy all the time, charging current is very little, is only the charging current that IC is very little, at this point, during valve energising runs, substantially without power consumption, during visible valve energising runs, achieve energy-saving safety without temperature rise and effectively ensure reliably.
4, delay switching device is formed by C2, R3, R4, G1 in figure, when outer power supply has a power failure, its C2 to R3, R4 discharge 2 ~ 3 second time, and its G1 ends, to the electric discharge of C3, R5 composition, make G1 emitter high petential, obtain G3 base stage high petential, G3 conducting, with regard to this G5 base stage high petential conducting, its C achieves the action of cup type electromagnet through the electric discharge of the Q coil of wire, unblanks to close the devices such as valve, achieves the function that valve is closed in power failure time delay at this point.
5, when valve normally runs, its gas monitor and control switch motion, its 5., 6. loop conducting, by R8 through pilot switch, make the conducting of G5 base stage high petential through D6, its storage capacitor C to the Q coil of wire electric discharge, cup type iron core build magnetic unblank close valve.At the same time through R9, G2 base stage high petential, and conducting, it launches very zero potential, and G4 ends, with regard to this current supply circuit power-off eliminate 5., 6. supervisory signal is malfunctioning time, power supply continues the hidden danger burning out coil to Q coil power supply.
6, as we know from the figure, this novel valve is always Weak current to capacitor charging, is C storage capacitor to Q coil discharge, unblanks during closedown in running, and closes valve, as seen its functional safety reliable (specifically seeing that stone figure is cutd open in general assembly)
This novel normally closed solenoid valve control characteristic:
1, this valve control device operation energising is only the IC electric current that storage capacitor charges small all the time, and very little to power supply line's loss, without pressure drop, this valve can have the feature at remote power feeding as seen.
2, the monitoring of this novel valve control gear controls for often opening passive switch eventually, and inside is equipped with small Pulse Width Control, as seen in length of run monitoring controls, many places control function can be established, can establish gas monitor and control, fire fighting monitoring, the many places such as emergency cock control are arranged on the spot.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a gas electromagnetic valve control circuit, is characterized in that, comprising: Ac AC 200V, the first triode G1, the second triode G2, the 3rd triode G3, the 4th triode G4, the 5th triode G5; First electric capacity C1 and electric capacity C; Schottky diode US, the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 5th diode D5, the 6th diode D6, the 7th diode D7, the 8th diode D8; First resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, wherein, the interchange AC 220V capacitance decompression full wave rectifier stable-pressure device of described first electric capacity C1, the first diode D1, Schottky diode US composition, described Ac AC220V is by described first electric capacity C1, the first resistance R1, and be depressurized to the first diode D1, finally enter into Schottky diode US, full wave rectifier is carried out by it, and finally by the second resistance R2, and form the direct-current power source supply device of 27V.
2. gas electromagnetic valve control circuit according to claim 1, it is characterized in that, described second diode D2, the 3rd diode D3, form a non-return device, and the 3rd diode D3 connects direct current DC24V, described first diode D1, the second diode D2, form a double-power source and optionally use device, and the double loop forming described Ac AC220V and direct current DC24V selects arbitrarily power supply to select device.
3. gas electromagnetic valve control circuit according to claim 1, it is characterized in that, described second electric capacity C2, the 3rd resistance R3, the 4th resistance R4, the first triode G1 form delay switching device, when outer power supply has a power failure, its C2 to R3, R4 discharge 2 ~ 3 second time, its G1 ends, and to the electric discharge of C3, R5 composition, makes G1 emitter high petential, obtain G3 base stage high petential, G3 conducting, with regard to this G5 base stage high petential conducting, its C achieves the action of cup type electromagnet through the electric discharge of the Q coil of wire.
4. gas electromagnetic valve control circuit according to claim 1, is characterized in that, when the composition such as the 4th triode G4 and the second triode G2 has a power failure or pilot switch capacitor discharge closes valve, prevents power supply continuation power supply from damaging the safety device of coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104398.8A CN104747777B (en) | 2015-03-10 | 2015-03-10 | A kind of gas electromagnetic valve control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104398.8A CN104747777B (en) | 2015-03-10 | 2015-03-10 | A kind of gas electromagnetic valve control circuit |
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| Publication Number | Publication Date |
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| CN104747777A true CN104747777A (en) | 2015-07-01 |
| CN104747777B CN104747777B (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510104398.8A Active CN104747777B (en) | 2015-03-10 | 2015-03-10 | A kind of gas electromagnetic valve control circuit |
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| CN (1) | CN104747777B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594359A (en) * | 2016-12-19 | 2017-04-26 | 西安欧中材料科技有限公司 | Automatic electromagnetic valve adjusting circuit and method thereof |
| CN110886888A (en) * | 2019-10-23 | 2020-03-17 | 华帝股份有限公司 | Electromagnetic valve control system and control method |
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| WO2009077783A1 (en) * | 2007-12-14 | 2009-06-25 | Renium Limited | Electro-mechanical actuator |
| EP2110820A2 (en) * | 2008-04-18 | 2009-10-21 | Siemens Energy & Automation, Inc. | Intrinsically safe circuit for driving a solenoid valve at a low power |
| CN201954076U (en) * | 2011-01-27 | 2011-08-31 | 陈清尧 | Water pipe inductive control switch |
| CN202501080U (en) * | 2012-04-19 | 2012-10-24 | 宁波市镇海华泰电器厂 | Electronic type alternating current electromagnetic valve |
| CN203099031U (en) * | 2012-11-21 | 2013-07-31 | 浙江汉特姆阀门有限公司 | Low-running current normally-closed gas safety solenoid valve electric control gear |
| CN203421263U (en) * | 2013-08-02 | 2014-02-05 | 衢州昀睿工业设计有限公司 | Driving circuit of self-hold electromagnetic valve |
| CN204628737U (en) * | 2015-03-10 | 2015-09-09 | 浙江汉特姆阀门有限公司 | A kind of gas electromagnetic valve control circuit |
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2015
- 2015-03-10 CN CN201510104398.8A patent/CN104747777B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009077783A1 (en) * | 2007-12-14 | 2009-06-25 | Renium Limited | Electro-mechanical actuator |
| EP2110820A2 (en) * | 2008-04-18 | 2009-10-21 | Siemens Energy & Automation, Inc. | Intrinsically safe circuit for driving a solenoid valve at a low power |
| CN201954076U (en) * | 2011-01-27 | 2011-08-31 | 陈清尧 | Water pipe inductive control switch |
| CN202501080U (en) * | 2012-04-19 | 2012-10-24 | 宁波市镇海华泰电器厂 | Electronic type alternating current electromagnetic valve |
| CN203099031U (en) * | 2012-11-21 | 2013-07-31 | 浙江汉特姆阀门有限公司 | Low-running current normally-closed gas safety solenoid valve electric control gear |
| CN203421263U (en) * | 2013-08-02 | 2014-02-05 | 衢州昀睿工业设计有限公司 | Driving circuit of self-hold electromagnetic valve |
| CN204628737U (en) * | 2015-03-10 | 2015-09-09 | 浙江汉特姆阀门有限公司 | A kind of gas electromagnetic valve control circuit |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594359A (en) * | 2016-12-19 | 2017-04-26 | 西安欧中材料科技有限公司 | Automatic electromagnetic valve adjusting circuit and method thereof |
| CN106594359B (en) * | 2016-12-19 | 2019-02-19 | 西安欧中材料科技有限公司 | Solenoid valve auto-adjusting circuit and its method |
| CN110886888A (en) * | 2019-10-23 | 2020-03-17 | 华帝股份有限公司 | Electromagnetic valve control system and control method |
| CN110886888B (en) * | 2019-10-23 | 2021-08-27 | 华帝股份有限公司 | Electromagnetic valve control system and control method |
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| Publication number | Publication date |
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| CN104747777B (en) | 2018-09-28 |
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| CB03 | Change of inventor or designer information |
Inventor after: Chi Yufu Inventor after: Ye Dongjun Inventor before: Ye Dongjun Inventor before: Chi Yufu |
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| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A control circuit of gas solenoid valve Effective date of registration: 20221109 Granted publication date: 20180928 Pledgee: Agricultural Bank of China Limited Qingtian County sub branch Pledgor: ZHEJIANG HANTEMU VALVE MANUFACTURE Co.,Ltd. Registration number: Y2022330003010 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |