To provide a safety device that checks the fastened state of a bolt for fixing a step while operating, and a passenger conveyor.SOLUTION: A safety device 11 comprises a detection unit 18 and a determination unit 19. The detection unit 18 sequentially detects passage of a plurality of bolts 17 on a track C drawn by the tips of the bolts 17 when fastening of the bolts 17 is not enough. The bolts 17 fix a step 7 to a circulating step shaft of a passenger conveyor. The determination unit 19 determines that fastening of the bolts 17 is not enough when time intervals for detecting passage of the bolts 17 by the detection unit 18 exceed preset time t3.SELECTED DRAWING: Figure 3

    【課題】ステップを固定するボルトの締結の状態を運転しながら確認する安全装置および乗客コンベアを提供する。【解決手段】安全装置11は、検出部18と、判定部19と、を備える。検出部18は、ボルト17の締結が十分なときに当該ボルト17の先端が描く軌道Cの上において、複数のボルト17の通過を順次検出する。ボルト17は、乗客コンベアの循環移動するステップ軸にステップ7を固定する。判定部19は、検出部18が複数のボルト17の通過を検出する時間間隔が予め設定された時間t3を超えるときに、ボルト17の締結が不十分であると判定する。【選択図】図3


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    Title :

    SAFETY DEVICE FOR CHECKING FASTENED STATE OF BOLT FOR FIXING STEP, AND PASSENGER CONVEYOR


    Additional title:

    ステップを固定するボルトの締結の状態を確認する安全装置および乗客コンベア


    Contributors:

    Publication date :

    2020-08-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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