To provide a bearing device which can inhibit wear of an insulator of a sensor cable and prevents troubles such as insulation failure, and to provide an electric vertical takeoff and landing aircraft.SOLUTION: A bearing device 6 includes: a rolling bearing 7; and a monitoring device 8 including a sensor which monitors a state of the rolling bearing 7. An inner ring 9, which is a stationary side raceway, of the rolling bearing 7 is fixedly fitted in an axle 18, and a flange 16 is provided at one axial end of the axle 18. The monitoring device 8 has: a sensor holder 26 which supports a sensor; a sensor bracket which fixes the sensor holder 26 to the bearing device 6; and a detection circuit 25 which processes the output of the sensor and outputs a processing signal. A recessed part 28 is provided on an axial outer surface of the flange 16 facing an end surface of the rolling bearing 7, and the sensor bracket is disposed in the recessed part 28. The bearing device includes: an elastic part 27b which biases the sensor holder to an end surface of the inner ring 9; and a sensor cable holding part which holds a sensor cable 20 of the sensor.SELECTED DRAWING: Figure 1

    【課題】センサケーブルの絶縁体が摩耗することを抑制し、絶縁不良等の不具合を防止することができる軸受装置および電動垂直離着陸機を提供する。【解決手段】軸受装置6は、転がり軸受7と、転がり軸受7の状態を監視するセンサを含む監視装置8とを備える。転がり軸受7の静止側軌道輪である内輪9が車軸18に嵌合固定され、車軸18の軸方向一端にフランジ16が設けられる。監視装置8は、センサを支持するセンサホルダ26と、センサホルダ26を軸受装置6に固定するセンサブラケットと、センサの出力を処理し処理信号を出力する検知回路25とを有する。転がり軸受7の端面に対向するフランジ16の軸方向外側面に凹み部28が設けられ、凹み部28にセンサブラケットが配置される。センサホルダを内輪9の端面に向けて付勢する弾性部27bと、センサのセンサケーブル20を保持するセンサケーブル保持部とを備えた。【選択図】図1


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    Titel :

    BEARING DEVICE AND ELECTRIC VERTICAL TAKEOFF AND LANDING AIRCRAFT


    Weitere Titelangaben:

    軸受装置および電動垂直離着陸機


    Beteiligte:
    KONDO DAICHI (Autor:in) / FUKUSHIMA YASUYUKI (Autor:in) / OGUCHI YOJI (Autor:in)

    Erscheinungsdatum :

    2022-12-27


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16C SHAFTS , Wellen / B60B VEHICLE WHEELS , Räder für Fahrzeuge / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / G01K MEASURING TEMPERATURE , Messen der Temperatur



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