JPH0262181U - - Google Patents
Info
- Publication number
- JPH0262181U JPH0262181U JP14247088U JP14247088U JPH0262181U JP H0262181 U JPH0262181 U JP H0262181U JP 14247088 U JP14247088 U JP 14247088U JP 14247088 U JP14247088 U JP 14247088U JP H0262181 U JPH0262181 U JP H0262181U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- electromagnetic
- circuit
- valve control
- electromagnetic valve
- 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.)
- Pending
Links
- 230000005284 excitation Effects 0.000 claims description 9
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
Description
第1図は電磁弁制御装置の制御回路図、第2図
は動作状態を説明するための波形図、第3図は本
考案の電磁弁制御装置を用いた電磁切換弁の概要
図である。
1:励磁回路、2:フライホイール電流制限回
路、3:タイマー回路、4:スイツチ回路、5:
発振回路、6:定電圧回路、7:ホトカプラ、8
:発光素子駆動回路、15:励磁用電磁コイル、
16:電磁弁制御装置、17:電磁弁本体、18
:端子箱、41〜44:コンデンサ、21〜35
:抵抗、51〜57:ダイオード、56:ツエナ
ーダイオード、61〜66:トランジスタ、67
:オペアンプ、68:発光素子、69:受光素子
。
FIG. 1 is a control circuit diagram of a solenoid valve control device, FIG. 2 is a waveform diagram for explaining the operating state, and FIG. 3 is a schematic diagram of a solenoid switching valve using the solenoid valve control device of the present invention. 1: Excitation circuit, 2: Flywheel current limiting circuit, 3: Timer circuit, 4: Switch circuit, 5:
Oscillation circuit, 6: Constant voltage circuit, 7: Photocoupler, 8
: Light emitting element drive circuit, 15: Excitation electromagnetic coil,
16: Solenoid valve control device, 17: Solenoid valve body, 18
: Terminal box, 41-44: Capacitor, 21-35
: Resistor, 51-57: Diode, 56: Zener diode, 61-66: Transistor, 67
: operational amplifier, 68: light emitting element, 69: light receiving element.
Claims (1)
供給する電流を制御する励磁回路網と、該電力供
給源に該励磁回路網を負荷として接続させるホト
カプラのスイツチ手段とからなる電磁弁制御装置
において、該励磁回路網は、所定時間後に励磁回
路を駆動させる時定数回路と、電磁コイル励磁回
路と、フライホイール電流制限回路により構成さ
れたことを特徴とする電磁弁制御装置。 2 時定数回路が、励磁回路を制御するスイツチ
手段と、所定時間後にスイツチ手段を駆動させる
タイマー回路を含む請求項1記載の電磁弁制御装
置。 3 時定数回路が、励磁回路を制御するスイツチ
手段に、スイツチ手段を制御する発振回路を含む
請求項1又は2記載の電磁弁制御装置。 4 フライホイール電流制限回路が、フライホイ
ールトランジスタ及びフライホイールダイオード
を含んだ請求項1ないし3のいずれか記載の電磁
弁制御装置。 5 フライホイールトランジスタのコレクターエ
ミツタ間にツエナーダイオードを並列に接続した
請求項1又は4記載の電磁弁制御装置。 6 ホトカプラのスイツチ手段が、発光素子駆動
回路と、電磁コイル用電力供給源と定電圧回路と
の間に設けたホトカプラである請求項1ないし5
のいずれか記載の電磁弁制御装置。 7 請求項1記載の電磁弁制御装置、電磁弁コイ
ル、端子箱を内蔵させたことを特徴とする電磁切
換弁。 8 請求項6記載の電磁弁制御装置、電磁弁コイ
ル、端子箱を内蔵させたことを特徴とする電磁切
換弁。 9 電磁弁がスプリング力で戻る構造のバルブを
用いた請求項7又は8記載の電磁切換弁。[Claims for Utility Model Registration] 1. A power supply source for an electromagnetic coil, an excitation circuit network for controlling the current supplied to the electromagnetic coil, and a photocoupler switch means for connecting the excitation circuit network to the power supply source as a load. A solenoid valve control device comprising: a solenoid valve control device, wherein the excitation circuit network includes a time constant circuit that drives the excitation circuit after a predetermined time, an electromagnetic coil excitation circuit, and a flywheel current limiting circuit. Control device. 2. The electromagnetic valve control device according to claim 1, wherein the time constant circuit includes a switch means for controlling the excitation circuit, and a timer circuit for driving the switch means after a predetermined time. 3. The electromagnetic valve control device according to claim 1 or 2, wherein the time constant circuit includes an oscillation circuit for controlling the switch means for controlling the excitation circuit. 4. The electromagnetic valve control device according to claim 1, wherein the flywheel current limiting circuit includes a flywheel transistor and a flywheel diode. 5. The electromagnetic valve control device according to claim 1, further comprising a Zener diode connected in parallel between collector emitters of the flywheel transistor. 6. Claims 1 to 5, wherein the photocoupler switching means is a photocoupler provided between the light emitting element drive circuit, the electromagnetic coil power supply source, and the constant voltage circuit.
The solenoid valve control device according to any one of the above. 7. An electromagnetic switching valve characterized by incorporating the electromagnetic valve control device according to claim 1, an electromagnetic valve coil, and a terminal box. 8. An electromagnetic switching valve characterized by incorporating the electromagnetic valve control device according to claim 6, an electromagnetic valve coil, and a terminal box. 9. The electromagnetic switching valve according to claim 7 or 8, wherein the electromagnetic valve uses a valve having a structure in which the electromagnetic valve returns by a spring force.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14247088U JPH0262181U (en) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14247088U JPH0262181U (en) | 1988-10-31 | 1988-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0262181U true JPH0262181U (en) | 1990-05-09 |
Family
ID=31408454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14247088U Pending JPH0262181U (en) | 1988-10-31 | 1988-10-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0262181U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007024281A (en) * | 2005-07-21 | 2007-02-01 | Smc Corp | Solenoid valve driving control device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59103091A (en) * | 1982-12-01 | 1984-06-14 | Nippon Denso Co Ltd | Control method of electrification current for solenoid valve |
JPS60214507A (en) * | 1984-04-10 | 1985-10-26 | Sanmei Denki Kk | Electromagnet |
JPS6239076B2 (en) * | 1980-09-30 | 1987-08-20 | Mitsubishi Heavy Ind Ltd |
-
1988
- 1988-10-31 JP JP14247088U patent/JPH0262181U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6239076B2 (en) * | 1980-09-30 | 1987-08-20 | Mitsubishi Heavy Ind Ltd | |
JPS59103091A (en) * | 1982-12-01 | 1984-06-14 | Nippon Denso Co Ltd | Control method of electrification current for solenoid valve |
JPS60214507A (en) * | 1984-04-10 | 1985-10-26 | Sanmei Denki Kk | Electromagnet |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007024281A (en) * | 2005-07-21 | 2007-02-01 | Smc Corp | Solenoid valve driving control device |
JP4573197B2 (en) * | 2005-07-21 | 2010-11-04 | Smc株式会社 | Solenoid valve drive control device |
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