JPS62119669U - - Google Patents
Info
- Publication number
- JPS62119669U JPS62119669U JP681086U JP681086U JPS62119669U JP S62119669 U JPS62119669 U JP S62119669U JP 681086 U JP681086 U JP 681086U JP 681086 U JP681086 U JP 681086U JP S62119669 U JPS62119669 U JP S62119669U
- Authority
- JP
- Japan
- Prior art keywords
- rotating
- detection device
- analog
- speed detection
- analog converter
- 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 8
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Description
第１図は、この考案に係る回転電機の速度検出
装置を発電機に適用した例を示す斜視図、第２図
は、回転板の正面図、第３図は、検出器を示す説
明図、第４図は、回転軸の正常時と異常時のパル
スの状態を示すグラフである。
１…発電機、２…回転軸、３…回転板、４…反
射体、６…検出器、８…超音波発信器、９…超音
波受信器、１０…センサ部、１１…アナログ変換
器、１２…デジタル変換器、１３…軸移動検出回
路、１４…回転計、１５…出力制御装置。
FIG. 1 is a perspective view showing an example in which the speed detection device for a rotating electric machine according to the present invention is applied to a generator, FIG. 2 is a front view of a rotating plate, and FIG. 3 is an explanatory diagram showing a detector. FIG. 4 is a graph showing the state of pulses when the rotating shaft is normal and when it is abnormal. DESCRIPTION OF SYMBOLS 1... Generator, 2... Rotating shaft, 3... Rotating plate, 4... Reflector, 6... Detector, 8... Ultrasonic transmitter, 9... Ultrasonic receiver, 10... Sensor part, 11... Analog converter, 12...Digital converter, 13...Axis movement detection circuit, 14...Tachometer, 15...Output control device.
Claims (1)
され且つ該配列横方向に所定の巾寸法を有する、
複数の被検知部が設けられ、しかも該一側面が回
転電機と反対側向きとなるように、回転電機の回
転軸に取り付けられた回転板と、回転板の該一側
面と相対向するように配置され且つ前記被検知部
を検知して該回転軸の回転速度及び軸移動を検出
する検出器とを備えてなることを特徴とする回転
電機の速度検出装置。 (2) 前記検出器は、前記被検知部を検知するセ
ンサと、該センサから出力される検知信号をアナ
ログ量に変換するアナログ変換器と、該アナログ
変換器から出力されるアナログ信号をデジタル量
に変換するデジタル変換器と、前記アナログ変換
器から出力されるアナログ信号から前記回転軸の
移動を検出する軸移動検出回路とを有してなる実
用新案登録請求の範囲第１項記載の回転電機の速
度検出装置。 (3) 前記センサは、超音波発信器と超音波受信
器とを備えてなり、前記被検知部は、超音波反射
材料で形成されてなる実用新案登録請求の範囲第
２項記載の回転電機の速度検出装置。 (4) 前記センサは、発光器と受光器とを備えて
なり、前記被検知部は、回転板の一側面よりも光
反射率が高い実用新案登録請求の範囲第２項記載
の回転電機の速度検出装置。[Claims for Utility Model Registration] (1) Arranged in a ring on one side at predetermined intervals and having a predetermined width in the lateral direction of the arrangement;
A rotating plate attached to the rotating shaft of the rotating electrical machine is provided with a plurality of detected parts, and the one side faces opposite to the rotating electrical machine. A speed detection device for a rotating electric machine, comprising: a detector arranged to detect the detected portion to detect the rotational speed and shaft movement of the rotating shaft. (2) The detector includes a sensor that detects the detected part, an analog converter that converts the detection signal output from the sensor into an analog quantity, and an analog converter that converts the analog signal output from the analog converter into a digital quantity. A rotating electrical machine according to claim 1, comprising: a digital converter for converting into a digital converter; and a shaft movement detection circuit for detecting movement of the rotating shaft from an analog signal output from the analog converter. speed detection device. (3) The rotating electric machine according to claim 2, wherein the sensor includes an ultrasonic transmitter and an ultrasonic receiver, and the detected part is formed of an ultrasonic reflective material. speed detection device. (4) The sensor includes a light emitter and a light receiver, and the detected portion has a higher light reflectance than one side of the rotary plate of the rotating electric machine according to claim 2, which is a utility model registration. Speed detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP681086U JPS62119669U (en) | 1986-01-21 | 1986-01-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP681086U JPS62119669U (en) | 1986-01-21 | 1986-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62119669U true JPS62119669U (en) | 1987-07-29 |
Family
ID=30789675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP681086U Pending JPS62119669U (en) | 1986-01-21 | 1986-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62119669U (en) |
-
1986
- 1986-01-21 JP JP681086U patent/JPS62119669U/ja active Pending
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