JPS6216759U - - Google Patents
Info
- Publication number
- JPS6216759U JPS6216759U JP10804485U JP10804485U JPS6216759U JP S6216759 U JPS6216759 U JP S6216759U JP 10804485 U JP10804485 U JP 10804485U JP 10804485 U JP10804485 U JP 10804485U JP S6216759 U JPS6216759 U JP S6216759U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- switching element
- circuit
- semiconductor switching
- control
- 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
- 239000000446 fuel Substances 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Output Control And Ontrol Of Special Type Engine (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
図面は本考案の一実施例の電気回路図である。
８……燃料ポンプ、９……リレースイツチ、１
０……直流電源、１１……エンジン制御スイツチ
、１２……半導体スイツチング素子としてのＮＰ
Ｎトランジスタ、１３……リレーコイル、１５…
…接続点、１６……交流発電機、１９……スイツ
チング制御回路、２０……トリガ回路、Ｅ……エ
ンジン。
The drawing is an electrical circuit diagram of an embodiment of the present invention. 8...Fuel pump, 9...Relay switch, 1
0...DC power supply, 11...Engine control switch, 12...NP as a semiconductor switching element
N transistor, 13... Relay coil, 15...
... connection point, 16 ... alternator, 19 ... switching control circuit, 20 ... trigger circuit, E ... engine.
Claims (1)
制御装置において、直流電源と、エンジン始動時
に導通するエンジン制御スイツチと、スイツチン
グ制御回路により制御される半導体スイツチング
素子と、前記燃料ポンプの作動をオン・オフ制御
するためのリレーコイルとが閉回路をなして接続
され、前記エンジンにより駆動される交流発電機
が、整流回路およびダイオードを介して、前記半
導体スイツチング素子およびリレーコイルの接続
点に接続され、前記スイツチング制御回路には、
前記エンジン制御スイツチの導通に応じてトリガ
信号を出力するトリガ回路と、前記整流回路の出
力端とが接続され、該スイツチング制御回路は、
トリガ信号の入力に応じて半導体スイツチング素
子を導通させるとともに、前記整流回路の出力電
圧が一定値以上となつたときに半導体スイツチン
グ素子を遮断すべく構成されることを特徴とする
燃料ポンプの制御装置。 A control device for a fuel pump for supplying fuel to an engine includes a DC power supply, an engine control switch that conducts when the engine starts, a semiconductor switching element controlled by a switching control circuit, and a switch that turns on and off the operation of the fuel pump. A relay coil for control is connected to form a closed circuit, and an alternating current generator driven by the engine is connected to a connection point between the semiconductor switching element and the relay coil via a rectifier circuit and a diode. The switching control circuit includes
A trigger circuit that outputs a trigger signal in response to conduction of the engine control switch is connected to an output end of the rectifier circuit, and the switching control circuit includes:
A control device for a fuel pump, characterized in that it is configured to conduct a semiconductor switching element in response to input of a trigger signal, and to cut off the semiconductor switching element when the output voltage of the rectifier circuit exceeds a certain value. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985108044U JPH0234462Y2 (en) | 1985-07-15 | 1985-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985108044U JPH0234462Y2 (en) | 1985-07-15 | 1985-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6216759U true JPS6216759U (en) | 1987-01-31 |
| JPH0234462Y2 JPH0234462Y2 (en) | 1990-09-17 |
Family
ID=30984875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985108044U Expired JPH0234462Y2 (en) | 1985-07-15 | 1985-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0234462Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839816A (en) * | 1971-09-27 | 1973-06-12 |
-
1985
- 1985-07-15 JP JP1985108044U patent/JPH0234462Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4839816A (en) * | 1971-09-27 | 1973-06-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0234462Y2 (en) | 1990-09-17 |