JPS60135061U - Induction motor rotation detector - Google Patents

Induction motor rotation detector

Info

Publication number
JPS60135061U
JPS60135061U JP2178684U JP2178684U JPS60135061U JP S60135061 U JPS60135061 U JP S60135061U JP 2178684 U JP2178684 U JP 2178684U JP 2178684 U JP2178684 U JP 2178684U JP S60135061 U JPS60135061 U JP S60135061U
Authority
JP
Japan
Prior art keywords
induction motor
rotation detector
motor rotation
magnetic sensor
motor
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
Application number
JP2178684U
Other languages
Japanese (ja)
Inventor
川端 晃
Original Assignee
サニ−株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by サニ−株式会社 filed Critical サニ−株式会社
Priority to JP2178684U priority Critical patent/JPS60135061U/en
Publication of JPS60135061U publication Critical patent/JPS60135061U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of drawings]

第1図は速度界電機を取の付けた従来の誘導電動機の構
造を示す断面図、第2図は電動機の成る −瞬間の磁束
分布を内部断面図、第3図は本考案による回転検出を示
す断面図、第4図は磁気センサとして用いられるピック
アップコイルの斜視図である。 1・・・・・・誘導電動機、2・・・・・・回転軸、3
・・・・・・磁石、4・・・・・・ピックアップコイル
、5・・・・・・固定子、6・・・・・・漏れ磁束、7
・・・・・・回転子、8・・曲支持体。
Figure 1 is a sectional view showing the structure of a conventional induction motor equipped with a velocity field machine, Figure 2 is an internal sectional view showing the instantaneous magnetic flux distribution of the motor, and Figure 3 is a rotation detection system according to the present invention. The sectional view shown in FIG. 4 is a perspective view of a pickup coil used as a magnetic sensor. 1... Induction motor, 2... Rotating shaft, 3
...Magnet, 4...Pickup coil, 5...Stator, 6...Leakage magnetic flux, 7
...Rotor, 8...Curved support.

Claims (1)

【実用新案登録請求の範囲】 1 誘導電動機の回転軸方向に延びた外周面上に該電動
機に生ずる回転磁界の漏れ磁束を検出する磁気センサを
配置したことを特徴とする誘導電動機の回転検出器。 2 磁気センサとしてピックアップコイルを用いた実用
新案登録請求の範囲第1項記載の誘導電動機の回転検出
器。
[Claims for Utility Model Registration] 1. A rotation detector for an induction motor, characterized in that a magnetic sensor for detecting leakage magnetic flux of a rotating magnetic field generated in the motor is arranged on the outer peripheral surface extending in the direction of the rotation axis of the induction motor. . 2. A rotation detector for an induction motor according to claim 1, which uses a pickup coil as a magnetic sensor.
JP2178684U 1984-02-20 1984-02-20 Induction motor rotation detector Pending JPS60135061U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2178684U JPS60135061U (en) 1984-02-20 1984-02-20 Induction motor rotation detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2178684U JPS60135061U (en) 1984-02-20 1984-02-20 Induction motor rotation detector

Publications (1)

Publication Number Publication Date
JPS60135061U true JPS60135061U (en) 1985-09-07

Family

ID=30513498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2178684U Pending JPS60135061U (en) 1984-02-20 1984-02-20 Induction motor rotation detector

Country Status (1)

Country Link
JP (1) JPS60135061U (en)

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