JPS5843123U - Abnormal heat generation prevention circuit for motor speed control resistor - Google Patents
Abnormal heat generation prevention circuit for motor speed control resistorInfo
- Publication number
- JPS5843123U JPS5843123U JP13557081U JP13557081U JPS5843123U JP S5843123 U JPS5843123 U JP S5843123U JP 13557081 U JP13557081 U JP 13557081U JP 13557081 U JP13557081 U JP 13557081U JP S5843123 U JPS5843123 U JP S5843123U
- Authority
- JP
- Japan
- Prior art keywords
- speed control
- control resistor
- heat generation
- abnormal heat
- circuit
- 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
Landscapes
- Protection Of Generators And Motors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の一実施例を示すブロック図、第2図は
モータと回転検出回路との関係を示す縦断面図、第3図
は第1図示実施例の具体的な実施例である。
10・・・・・・’l源、20・・・・・・モータ、3
0・・・・・・リレー、40・・・・・・速度制御用抵
抗、50・・・・・・回転検出回路、60・・・・・・
リレー駆動回路、70・・・・・・遅延回路。
11−
40−一
普伸一、 ・
llFIG. 1 is a block diagram showing one embodiment of the present invention, FIG. 2 is a longitudinal cross-sectional view showing the relationship between the motor and the rotation detection circuit, and FIG. 3 is a specific embodiment of the first embodiment. . 10...'l source, 20...motor, 3
0...Relay, 40...Resistance for speed control, 50...Rotation detection circuit, 60...
Relay drive circuit, 70...Delay circuit. 11-40-Ippu Shinichi, ll
Claims (1)
ることにより、そのモータの速度制御を行なう回路にお
いて、前記モータと前記速度制御用抵抗との間に設けら
れたリレーと、前記モータが回転しているときに出力す
る回転検出回路と、この回転検出回路が出力していると
きに前記リレーを駆動するリレー駆動回路と、電源投入
から一定時間、前記リレーを駆動する遅延回路とから成
ることを特徴とするモータの速度制御用抵抗の異常発熱
防止回路。In a circuit that controls the speed of a motor by adjusting the value of a speed control resistor connected in series with the motor, a relay provided between the motor and the speed control resistor; It consists of a rotation detection circuit that outputs an output when it is rotating, a relay drive circuit that drives the relay when the rotation detection circuit outputs an output, and a delay circuit that drives the relay for a certain period of time after power is turned on. A circuit for preventing abnormal heat generation of a motor speed control resistor, characterized in that:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13557081U JPS5843123U (en) | 1981-09-14 | 1981-09-14 | Abnormal heat generation prevention circuit for motor speed control resistor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13557081U JPS5843123U (en) | 1981-09-14 | 1981-09-14 | Abnormal heat generation prevention circuit for motor speed control resistor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5843123U true JPS5843123U (en) | 1983-03-23 |
Family
ID=29928930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13557081U Pending JPS5843123U (en) | 1981-09-14 | 1981-09-14 | Abnormal heat generation prevention circuit for motor speed control resistor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5843123U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5384139A (en) * | 1976-12-29 | 1978-07-25 | Katsuyuki Totsu | Device for breaking automatic energization of motor |
-
1981
- 1981-09-14 JP JP13557081U patent/JPS5843123U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5384139A (en) * | 1976-12-29 | 1978-07-25 | Katsuyuki Totsu | Device for breaking automatic energization of motor |
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