JPS60186896U - Electric motor protection device - Google Patents
Electric motor protection deviceInfo
- Publication number
- JPS60186896U JPS60186896U JP7331684U JP7331684U JPS60186896U JP S60186896 U JPS60186896 U JP S60186896U JP 7331684 U JP7331684 U JP 7331684U JP 7331684 U JP7331684 U JP 7331684U JP S60186896 U JPS60186896 U JP S60186896U
- Authority
- JP
- Japan
- Prior art keywords
- stator winding
- electric motor
- current
- protection device
- rotor
- 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
- Control Of Motors That Do Not Use Commutators (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の実施例を示す電動機の正面図、第2図
は本考案の他の実施例を示す電動機の正面図、第3図は
第1図もしくは第2図に用(〈る □電気回路図、第
4図は位置検出器の出力を、示す説 ・明図、第5図
は固定子巻線への電圧の印加状態を示す説明図である。
。
2・・・回転子、3・・・固定±巻線、5・・・位置検
出゛ ・器、8・・・スイッチング部、17・・・電流
検出部、2 ”2・・・電流制御部。 ゛
1、−1−− I
X1
N」 −
20−’°′−FIG. 1 is a front view of an electric motor showing an embodiment of the present invention, FIG. 2 is a front view of an electric motor showing another embodiment of the invention, and FIG. □Electrical circuit diagram, Figure 4 is an explanation showing the output of the position detector. - Clear diagram, Figure 5 is an explanatory diagram showing the state of voltage application to the stator winding. 2...Rotor , 3... Fixed ± winding, 5... Position detection device, 8... Switching section, 17... Current detection section, 2 ``2... Current control section.
1, -1-- I
X1 N'' − 20−'°′−
Claims (1)
において11回転子の回転位置を検出する位置検出器と
、この位置検出器の出力に基づいて固定子巻線への通電
を切換えるスイッチング部、 と、固定子巻線へ流れ
る電流を検出する電流検出部と、この電流検出部の検出
する電流が所定値を越えた時に固定子巻線べの通電量を
減らす電流制御部とを備えたことを特徴とする電動機の
保護袋装置。 、 −In an electric motor consisting of a stator winding and a rotor having a permanent magnet, a position detector detects the rotational position of the 11 rotor, and a switching unit switches energization to the stator winding based on the output of the position detector. and a current detection section that detects the current flowing to the stator winding, and a current control section that reduces the amount of current flowing through the stator winding when the current detected by the current detection section exceeds a predetermined value. A protective bag device for electric motors featuring: , −
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7331684U JPS60186896U (en) | 1984-05-18 | 1984-05-18 | Electric motor protection device |
US06/892,476 US4701683A (en) | 1984-05-18 | 1986-08-05 | Inverter circuit for converting DC power to pulse wave power |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7331684U JPS60186896U (en) | 1984-05-18 | 1984-05-18 | Electric motor protection device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60186896U true JPS60186896U (en) | 1985-12-11 |
Family
ID=30612563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7331684U Pending JPS60186896U (en) | 1984-05-18 | 1984-05-18 | Electric motor protection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60186896U (en) |
-
1984
- 1984-05-18 JP JP7331684U patent/JPS60186896U/en active Pending
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