JPS6155566U - - Google Patents
Info
- Publication number
- JPS6155566U JPS6155566U JP14150484U JP14150484U JPS6155566U JP S6155566 U JPS6155566 U JP S6155566U JP 14150484 U JP14150484 U JP 14150484U JP 14150484 U JP14150484 U JP 14150484U JP S6155566 U JPS6155566 U JP S6155566U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- control valve
- water control
- induction motor
- detector
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electrically Driven Valve-Operating Means (AREA)
- Flow Control (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は制水弁の開度と流量特性図、第３図は従来の
インチング運転による電動機通電時間を示す図で
ある。
１Ｆ，１Ｒ…正逆転切換指令用コンタクタ、２
ａ，２ｂ…速度切換指令用コンタクタ、３…可変
電圧・可変周波数インバータ、４…制水弁、５…
誘導電動機、６…故障検出スイツチ、７Ｆ，７Ｒ
…正逆転切換指令用電磁接触器コイル、８Ｆ，８
Ｒ…開閉指令スイツチ、９…開度検出スイツチ、
１０…高速低速切換指令用電磁接触器コイル。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a diagram showing the opening degree and flow rate characteristics of the water control valve, and FIG. 3 is a diagram showing the motor energization time in conventional inching operation. 1F, 1R... Contactor for forward/reverse switching command, 2
a, 2b... Contactor for speed switching command, 3... Variable voltage/variable frequency inverter, 4... Water control valve, 5...
Induction motor, 6...fault detection switch, 7F, 7R
...Magnetic contactor coil for forward/reverse switching command, 8F, 8
R...open/close command switch, 9...opening detection switch,
10...Magnetic contactor coil for high/low speed switching command.
Claims (1)
動機と、制水弁の全閉から所定開度までと該開度
から全開までの２つの開度領域を検出する開度検
出器と、この検出器の検出信号に応じて前記誘導
電動機の一次周波数を切換え弁開閉指令に応じた
相回転に切換えるインバータとを備えたことを特
徴とする電動制水弁の開閉制御装置。 an induction motor that opens and closes the water control valve by forward and reverse rotation; an opening detector that detects two opening ranges of the water control valve, from fully closed to a predetermined opening and from the opening to fully open; An opening/closing control device for an electric water control valve, comprising: an inverter that switches the primary frequency of the induction motor to a phase rotation according to a switching valve opening/closing command in response to a detection signal of the detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14150484U JPS6155566U (en) | 1984-09-18 | 1984-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14150484U JPS6155566U (en) | 1984-09-18 | 1984-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6155566U true JPS6155566U (en) | 1986-04-14 |
Family
ID=30699842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14150484U Pending JPS6155566U (en) | 1984-09-18 | 1984-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6155566U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58217876A (en) * | 1982-06-11 | 1983-12-17 | M Syst Giken:Kk | Controller for motor operated valve |
-
1984
- 1984-09-18 JP JP14150484U patent/JPS6155566U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58217876A (en) * | 1982-06-11 | 1983-12-17 | M Syst Giken:Kk | Controller for motor operated valve |
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