JPS62178797U - - Google Patents
Info
- Publication number
- JPS62178797U JPS62178797U JP6406686U JP6406686U JPS62178797U JP S62178797 U JPS62178797 U JP S62178797U JP 6406686 U JP6406686 U JP 6406686U JP 6406686 U JP6406686 U JP 6406686U JP S62178797 U JPS62178797 U JP S62178797U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- drive
- motor
- main control
- drive transistor
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Non-Positive-Displacement Pumps (AREA)
- Stopping Of Electric Motors (AREA)
Description
第１図は本考案の自動停止機能付電動ポンプの
一実施例を示す回路図であり、第２図、第３図お
よび第４図はそれぞれ従来例を示す回路図である
。
１…主制御トランジスタ、２…駆動トランジス
タ、５…モータ駆動用トランジスタ、６…液面検
知回路、７…駆動モータ、１１…手動停止スイツ
チ。
FIG. 1 is a circuit diagram showing an embodiment of an electric pump with an automatic stop function of the present invention, and FIGS. 2, 3, and 4 are circuit diagrams showing conventional examples, respectively. DESCRIPTION OF SYMBOLS 1...Main control transistor, 2...Drive transistor, 5...Motor drive transistor, 6...Liquid level detection circuit, 7...Drive motor, 11...Manual stop switch.
Claims (1)
主制御トランジスタと、この主制御トランジスタ
を駆動させる駆動トランジスタと、この駆動トラ
ンジスタの制御端子に印加される電流、あるいは
電圧を制御する手動停止スイツチおよび液面検知
回路とを備えた自動停止機能付電動ポンプにおい
て、前記駆動モータと直列にモータ駆動用トラン
ジスタを挿入し、このモータ駆動用トランジスタ
の制御端子を前記主制御トランジスタの電源出力
側に接続したことを特徴とする自動停止機能付電
動ポンプ。 A drive motor, a main control transistor that controls the opening and closing of this drive motor, a drive transistor that drives this main control transistor, a manual stop switch that controls the current or voltage applied to the control terminal of this drive transistor, and a liquid level. In an electric pump with an automatic stop function equipped with a detection circuit, a motor drive transistor is inserted in series with the drive motor, and a control terminal of the motor drive transistor is connected to the power output side of the main control transistor. Electric pump with automatic stop function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6406686U JPS62178797U (en) | 1986-04-30 | 1986-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6406686U JPS62178797U (en) | 1986-04-30 | 1986-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62178797U true JPS62178797U (en) | 1987-11-13 |
Family
ID=30899883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6406686U Pending JPS62178797U (en) | 1986-04-30 | 1986-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62178797U (en) |
-
1986
- 1986-04-30 JP JP6406686U patent/JPS62178797U/ja active Pending