CN2463637Y - Variable voltage drive solenoid valve - Google Patents
Variable voltage drive solenoid valve Download PDFInfo
- Publication number
- CN2463637Y CN2463637Y CN 01210006 CN01210006U CN2463637Y CN 2463637 Y CN2463637 Y CN 2463637Y CN 01210006 CN01210006 CN 01210006 CN 01210006 U CN01210006 U CN 01210006U CN 2463637 Y CN2463637 Y CN 2463637Y
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- China
- Prior art keywords
- solenoid valve
- control device
- low pressure
- voltage
- electromagnetic
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Abstract
The utility model relates to an electromagnetic valve mainly comprises a main valve and an electromagnetic control device; the electromagnetic control device is composed of an electromagnetic coil, a magnetic conductive iron core, a coil frame, a power supply control circuit and an installation component. The utility model is characterized in that the power supply control circuit is provided with a high-low voltage relay switching control device to realize two voltage power supply work states of high-voltage for starting and low-voltage or holding; thus, the utility model has the advantage of small volume, lower temperature rise and high use safety performance; the electromagnetic control valve is very suitable for being arranged on tax control fuel oil adding machines.
Description
The utility model relates to a kind of electric control valve, specifically about a kind of solenoid valve.The utility model is applicable to the control switch on the oilling machine oil feed line.
Solenoid valve is widely used on the pipeline of each industrial field and equipment, is used for the circulation status of pilot line medium.Along with the issue of national tax control fuel oil adding machine standard is implemented, in order to improve the degree of accuracy of quantitative refueling, stipulate that clearly the tax control oilling machine must install solenoid valve, this just requires a kind ofly to be suitable for that the inner volume of installing of oilling machine is little, temperature rise is low, Security and the good solenoid valve of explosion-proof performance.Common solenoid valve is not because use occasion has strict volume restrictions, the temperature rise of electromagnetic valve coil can solve with the increase wire circle, yet oilling machine is mounted in the oilling machine with solenoid valve, and its installation volume is subjected to strict restriction, for reduced volume, the number of turns of electromagnetic valve coil can not be selected very greatly, and the line footpath of coil is often also very little, adds eddy current effect, so in use the temperature rise of valve body is higher, make oilling machine exist bigger potential safety hazard.
The purpose of this utility model is the problem that exists at prior art, provides the transformation that a kind of volume is little, temperature rise is low, Safety performance is good to drive solenoid valve.
The technological scheme that realizes the utility model purpose comprises main valve and electromagnetic control apparatus, electromagnetic control apparatus mainly is made up of electromagnetic coil, conducting magnet core, coil carrier and power control circuit and assembling set, and its key problem in technology is to be provided with the high low pressure conversion control device in power control circuit.
The utility model beneficial effect compared with prior art is the high low pressure conversion control device that is provided with conversion from the High Voltage Power Supply to the low voltage power supply in the power control circuit of solenoid valve, under the constant situation of external power, the electromagnetic coil of solenoid valve is driven by High Voltage Power Supply during starting state, and the electromagnetic coil that starts with rear electromagnetic valve keeps working state by low voltage power supply, realize starting and the different power voltage supplies that keep two kinds of working staties, reduce small product size and reduce the work temperature rise thereby reach, improve the safe application performance of product.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the schematic diagram of power control circuit embodiment among the utility model Fig. 1.
Fig. 3 is the schematic diagram of second kind of embodiment of power control circuit among the utility model Fig. 1.
Fig. 4 is the schematic diagram of the third embodiment of power control circuit among the utility model Fig. 1.
Now describe embodiment of the present utility model in conjunction with the accompanying drawings in detail.
Embodiment one:
Transformation as shown in Figure 1 and Figure 2 drives solenoid valve, comprises main valve 1 and electromagnetic control apparatus, and electromagnetic control apparatus mainly is made up of electromagnetic coil 4, conducting magnet core 2, coil carrier 5 and power control circuit 3 and assembling set.The input end that its power control circuit 3 is by two groups of bridge rectifier D ＇, D parallel with one another " and the high low pressure conversion control device is formed two rectification circuit D ＇, D " is connected, and another input end passes through the dividing potential drop impedance Z respectively
1, Z
2After interconnect.Two rectification circuit D ＇, D " negative output terminal be connected with an end of electromagnetic coil 4 together.Rectification circuit D " positive output end directly link to each other with the other end of electromagnetic coil 4, and the positive output end of rectification circuit D ＇ is through high low pressure conversion control device and diode D
2After the series arm of forming with rectification circuit D " positive output end be connected diode D
2Negative pole connect towards electromagnetic coil 4 directions.The dividing potential drop impedance Z
1By resistance R
1With capacitor C
1Compose in parallel the dividing potential drop impedance Z
2By resistance R
2With capacitor C
2Compose in parallel.
Described high low pressure conversion control device is by charging circuit, control circuit and switch triode G
1Form, charging circuit is by charge and discharge capacitance C
3, current-limiting resistance R
3, R
4Form, control circuit is by triode G
2With voltage-stabiliser tube W
1, W
2Form.Voltage-stabiliser tube W
1Positive pole and charge and discharge capacitance C
3Positive pole, current-limiting resistance R
4An end and discharge diode D
1Positive pole interconnects, negative pole and triode G
2Base stage connect triode G
2Collector electrode and switch triode G
1Base stage, voltage-stabiliser tube W
2Anodal, resistance R
5An end be linked to be a node, resistance R
5The other end and discharge diode D
1Negative pole receive two current-limiting resistance R together
3, R
4Between tie point, current-limiting resistance R
3The other end and switch triode G
1Collector electrode is connected switch triode G with the positive output end of rectification circuit D ＇ together
1Emitter and diode D
2Positive pole is connected.Charge and discharge capacitance C
3Negative pole, triode G
2Emitter and voltage-stabiliser tube W
2" positive output end links to each other negative pole with rectification circuit D together.
Its working principle is: after the solenoid valve energising, the impedance step-down that alternating voltage is formed through resistance, electric capacity, the two ends that the VD of " after the rectification; export two groups of VDC; rectification circuit D wherein " is directly received electromagnetic valve coil and respectively by two groups of bridge rectifier D ＇, D, and this moment charge and discharge capacitance C
3Anodal place low potential, G
2End, its collector potential is limited in voltage-stabiliser tube W
2The voltage stabilizing value, triode G
1Conducting, the VD of rectification circuit D ＇ is through triode G
1, diode D
2Receive the electromagnetic coil of solenoid valve, make the solenoid valve high voltage startup.Along with charge and discharge capacitance C
3The rising of charging voltage, triode G
2Conducting, its collector electrode output low potential, triode G
1End, this moment, electromagnetic coil only had rectification circuit D " output dc voltage power supply, locate the low pressure hold mode.
In the above-described embodiments, the high low pressure conversion control device can be made up of touch switch, and these touch switch two ends are connected on rectification circuit D ＇ positive output end and diode D by lead respectively
2Between the positive pole.The on off state of touch switch is by the positioning control of solenoid valve conducting magnet core 2.Its working procedure is: before the solenoid valve energising, and its conducting magnet core 2 place's releasing state, touch switch place closed state is connected power supply moment at solenoid valve, and two groups of power supplys drop to the electromagnetic coil two ends simultaneously, make its high voltage startup.After the conducting magnet core adhesive, touch switch is disconnected, and solenoid valve place low pressure keeps working state.
Embodiment two:
Drive solenoid valve as Fig. 1, transformation shown in Figure 3, comprise main valve 1 and electromagnetic control apparatus, electromagnetic control apparatus mainly is made up of electromagnetic coil 4, conducting magnet core 2, coil carrier 5 and power control circuit 3 and assembling set.Its power control circuit 3 is made up of serial connection high low pressure conversion control device in arbitrary commutation diode branch road of bridge rectifier.Meet filter capacitor C between the positive-negative output end of rectification circuit
4And electromagnetic coil 4 two ends.The high low pressure conversion control device is made of touch switch K, and the on off state of touch switch K is by the location status control of solenoid valve conducting magnet core 2.Its working procedure is: before the solenoid valve energising, and its conducting magnet core 2 place's releasing state, touch switch K place closed state.Connect the moment of power supply at solenoid valve, touch switch K place closed state, electromagnetic coil 4 is started by the power supply of full wave rectifier output voltage, after conducting magnet core 2 adhesives, touch switch K is disconnected, electromagnetic coil 4 has been realized the working procedure that high voltage startup and low pressure keep by the power supply of one way rectifier output voltage.
Embodiment three:
Transformation as shown in figures 1 and 3 drives solenoid valve, comprises main valve 1 and electromagnetic control apparatus, and electromagnetic control apparatus mainly is made up of electromagnetic coil 4, conducting magnet core 2, coil carrier 5 and power control circuit 3 and assembling set.Its power control circuit 3 is connected in series one by resistance R by the AC side of rectification circuit
6With capacitor C
5Dividing potential drop impedance that composes in parallel and the high low pressure conversion control device in parallel with this dividing potential drop impedance phase are formed, and its high low pressure conversion control device constitutes for the touch switch K by the conducting magnet core 2 control switch states of solenoid valve.Its working procedure is: before the solenoid valve energising, and conducting magnet core 2 place's releasing state, touch switch K place closed state, short circuit is by resistance R
6And capacitor C
5The dividing potential drop impedance that composes in parallel.In the moment of connecting power supply, the input of rectification circuit AC side high pressure, electromagnetic coil 4 high voltage startups.After the conducting magnet core adhesive, touch switch K is disconnected, and the rectification circuit AC side seals in resistance R
6And capacitor C
5The dividing potential drop impedance of forming, electromagnetic coil 4 place's low-voltage power supplies keep working state.
Claims (6)
1, a kind of transformation drives solenoid valve, comprise main valve and electromagnetic control apparatus, electromagnetic control apparatus mainly is made up of electromagnetic coil (4), conducting magnet core (2), coil carrier (5) and power control circuit (3) and assembling set, it is characterized in that described power control circuit (3) is provided with the high low pressure conversion control device.
2, transformation according to claim 1 drives solenoid valve, it is characterized in that (form; (input end of D ＇, D ") interconnects two rectification circuits, and another input end passes through dividing potential drop impedance (Z respectively by D ＇, D ") and high low pressure conversion control device by two groups of full-wave rectifying circuits parallel with one another for described power control circuit (3)
1, Z
2) interconnect, (negative output terminal of D ＇, D ") is connected with an end of electromagnetic coil (4) simultaneously two rectification circuits; (positive output end of D ") directly links to each other with the other end of electromagnetic coil (4) rectification circuit, and the positive output end of rectification circuit (D ＇) transforms control gear and diode (D through high low pressure
2) (positive output end of D ") is connected, diode (D with rectification circuit after the series arm formed
2) negative pole connect towards electromagnetic coil (4) direction.
3, transformation according to claim 1 drives solenoid valve, it is characterized in that described power control circuit (3) is made up of serial connection high low pressure conversion control device in arbitrary commutation diode branch road of bridge rectifier.
4, transformation according to claim 1 drives solenoid valve, it is characterized in that the AC side of described power control circuit (3) is connected in series one by electric capacity (C
5) and resistance (R
6) dividing potential drop impedance that composes in parallel and the high low pressure conversion control device in parallel with this dividing potential drop impedance phase composition.
5, transformation according to claim 2 drives solenoid valve, it is characterized in that described high low pressure conversion control device is by charging circuit, control circuit and switch triode (G
1) form, charging circuit is by charge and discharge capacitance (C
3), current-limiting resistance (R
3, R
4) form, control circuit is by triode (G
2) and voltage-stabiliser tube (W
1, W
2) form voltage-stabiliser tube (W
1) anodal and charge and discharge capacitance (C
3) positive pole and current-limiting resistance R
4An end connect negative pole and triode (G
2) the base stage connection, triode (G
2) collector electrode and switch triode (G
1) base stage, voltage-stabiliser tube (W
2) anodal, resistance (R
5) an end be linked to be a node, resistance R
5The other end receive two current-limiting resistance (R
3, R
4) tie point, current-limiting resistance (R
3) the other end and switch triode (G
1) collector electrode is connected switch triode (G with rectification circuit D ＇ positive output end together
1) emitter and diode (D
2) positive pole is connected charge and discharge capacitance (C
3) negative pole, triode (G
2) emitter and voltage-stabiliser tube (W
2) " positive output end is connected negative pole with rectification circuit D simultaneously.
6, drive solenoid valve according to claim 1,2,3 or 4 described transformations, it is characterized in that described high low pressure conversion control device constitutes for the touch switch by conducting magnet core (2) control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01210006 CN2463637Y (en) | 2001-01-02 | 2001-01-02 | Variable voltage drive solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01210006 CN2463637Y (en) | 2001-01-02 | 2001-01-02 | Variable voltage drive solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2463637Y true CN2463637Y (en) | 2001-12-05 |
Family
ID=33629641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01210006 Expired - Fee Related CN2463637Y (en) | 2001-01-02 | 2001-01-02 | Variable voltage drive solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2463637Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317501C (en) * | 2004-04-16 | 2007-05-23 | 清华大学 | Electromagnetic valve drive circuit for engine |
| CN102966783A (en) * | 2012-11-21 | 2013-03-13 | 浙江汉特姆阀门有限公司 | Electric control system for normally closed gas safety solenoid valves |
| CN103291384A (en) * | 2013-06-06 | 2013-09-11 | 杭州和利时自动化有限公司 | Driving circuit of electromagnetic valve |
| CN111853246A (en) * | 2019-04-30 | 2020-10-30 | 江门市甜的电器有限公司 | Water inlet electromagnetic valve and implementation method |
-
2001
- 2001-01-02 CN CN 01210006 patent/CN2463637Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317501C (en) * | 2004-04-16 | 2007-05-23 | 清华大学 | Electromagnetic valve drive circuit for engine |
| CN102966783A (en) * | 2012-11-21 | 2013-03-13 | 浙江汉特姆阀门有限公司 | Electric control system for normally closed gas safety solenoid valves |
| CN102966783B (en) * | 2012-11-21 | 2014-12-03 | 浙江汉特姆阀门有限公司 | Electric control system for normally closed gas safety solenoid valves |
| CN103291384A (en) * | 2013-06-06 | 2013-09-11 | 杭州和利时自动化有限公司 | Driving circuit of electromagnetic valve |
| CN111853246A (en) * | 2019-04-30 | 2020-10-30 | 江门市甜的电器有限公司 | Water inlet electromagnetic valve and implementation method |
| CN111853326A (en) * | 2019-04-30 | 2020-10-30 | 江门市甜的电器有限公司 | Alternating current low-power pilot-operated water inlet electromagnetic valve |
| CN111853326B (en) * | 2019-04-30 | 2022-04-01 | 江门市甜的电器有限公司 | Alternating current low-power pilot-operated water inlet electromagnetic valve |
| CN111853246B (en) * | 2019-04-30 | 2022-05-20 | 江门市甜的电器有限公司 | Water inlet electromagnetic valve and implementation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |