JPS6431270U - - Google Patents
Info
- Publication number
- JPS6431270U JPS6431270U JP12635487U JP12635487U JPS6431270U JP S6431270 U JPS6431270 U JP S6431270U JP 12635487 U JP12635487 U JP 12635487U JP 12635487 U JP12635487 U JP 12635487U JP S6431270 U JPS6431270 U JP S6431270U
- Authority
- JP
- Japan
- Prior art keywords
- cutoff valve
- gas cutoff
- switching element
- capacitors
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electronic Switches (AREA)
- Magnetically Actuated Valves (AREA)
- Safety Valves (AREA)
Description
第１図は本考案の原理を示す図、第２図は本考
案に係る装置の実施例を示す回路図、第３図は本
考案に係る電源回路の他の実施例を示す回路図、
第４図は従来の構成を示す回路である。
１……ガス遮断弁、２……電源回路、３……第
１のスイツチング素子、４……第２のスイツチン
グ素子、５……表示回路、６，７……定電圧回路
、Ａ……操作者、Ｔ……電源トランス、ＱＰ１，
ＱＰ２……フオトトランジスタ、ＤＰ１，ＤＰ２
……フオトダイオード、Ｃ１……第１のコンデン
サ、Ｃ２……第２のコンデンサ。
FIG. 1 is a diagram showing the principle of the present invention, FIG. 2 is a circuit diagram showing an embodiment of the device according to the present invention, and FIG. 3 is a circuit diagram showing another embodiment of the power supply circuit according to the present invention.
FIG. 4 shows a circuit showing a conventional configuration. DESCRIPTION OF SYMBOLS 1... Gas cutoff valve, 2... Power supply circuit, 3... First switching element, 4... Second switching element, 5... Display circuit, 6, 7... Constant voltage circuit, A... Operation person, T...power transformer, QP 1 ,
QP 2 ... phototransistor, DP 1 , DP 2
...photodiode, C1 ...first capacitor, C2 ...second capacitor.
Claims (1)
ことにより該ガス遮断弁を弁閉及び弁開せしめる
ガス遮断弁駆動装置であつて、 正負の直流電圧を供給する電源回路と、該電源
回路よりの正負直流電圧により充電される第１及
び第２のコンデンサと、該第１及び第２のコンデ
ンサと前記ガス遮断弁との間に各々直列接続され
た第１及び第２のスイツチング素子とを備え、 前記第１又は第２のスイツチング素子の一方を
オンすることにより前記第１又は第２のコンデン
サの充電電荷を第１又は第２のスイツチング素子
及び前記ガス遮断弁を通して互いに逆方向に放電
せしめ、該放電電流によりガス遮断弁を弁閉及び
弁開するように構成したことを特徴とするガス遮
断弁駆動装置。[Claims for Utility Model Registration] A gas cutoff valve driving device that closes and opens a gas cutoff valve by passing current in opposite directions to the gas cutoff valve, which supplies positive and negative DC voltages. a power supply circuit; first and second capacitors charged by positive and negative DC voltages from the power supply circuit; and first and second capacitors connected in series between the first and second capacitors and the gas cutoff valve, respectively. a second switching element, and by turning on one of the first or second switching element, the charge in the first or second capacitor is transferred to the first or second switching element and the gas cutoff valve. 1. A gas cutoff valve driving device characterized in that the gas cutoff valve is configured to cause discharges to occur in opposite directions through the discharge currents, and to close and open a gas cutoff valve using the discharge current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12635487U JPH0636366Y2 (en) | 1987-08-21 | 1987-08-21 | Drive device for gas shutoff valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12635487U JPH0636366Y2 (en) | 1987-08-21 | 1987-08-21 | Drive device for gas shutoff valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6431270U true JPS6431270U (en) | 1989-02-27 |
| JPH0636366Y2 JPH0636366Y2 (en) | 1994-09-21 |
Family
ID=31377805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12635487U Expired - Lifetime JPH0636366Y2 (en) | 1987-08-21 | 1987-08-21 | Drive device for gas shutoff valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636366Y2 (en) |
-
1987
- 1987-08-21 JP JP12635487U patent/JPH0636366Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636366Y2 (en) | 1994-09-21 |
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