To provide a crane monitoring device that can extract a hoisted cargo from an image more easily, a crane monitoring method and an overhead crane.SOLUTION: A crane monitoring device D according to the present invention, which monitors an object person involved in an overhead crane equipped with a lifting carriage that suspends a hook liftably, comprises: first and second photographing parts 1-1 and 1-2 arranged in the lifting carriage across the hook with photographing directions thereof pointed to the hook; an extracting part 22 that extracts a hoisted cargo and the object person on the basis of a plurality of images photographed by the first and second photographing parts 1-1 and 1-2; a distance processing part 23 that determines a minimum distance between the hoisted cargo and the object person extracted by the extracting part 22; and a warning processing part 24 that when the minimum distance determined by the distance processing part 23 is below or less than a predetermined threshold, gives a warning to the outside.SELECTED DRAWING: Figure 1

    【課題】本発明は、画像から吊り荷をより容易に抽出できるクレーン監視装置およびクレーン監視方法ならびに天井クレーンを提供する。【解決手段】本発明のクレーン監視装置Dは、フックを昇降自在に懸吊する昇降台車を備える天井クレーンに関わる対象者を監視する装置であって、前記フック側に撮像方向を向け、前記フックを挟んで前記昇降台車に配設された第1および第2撮像部1-1、1-2と、第1および第2撮像部1-1、1-2で生成された複数の画像に基づいて吊り荷および前記対象者を抽出する抽出部22と、抽出部22で抽出した前記吊り荷と前記対象者との最小距離を求める距離処理部23と、距離処理部23で求めた最小距離が所定の閾値以下または未満である場合に、警告を外部に報知する警告処理部24とを備える。【選択図】図1


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    Title :

    CRANE MONITORING DEVICE AND CRANE MONITORING METHOD AS WELL AS OVERHEAD CRANE


    Additional title:

    クレーン監視装置および該方法ならびに天井クレーン


    Contributors:

    Publication date :

    2022-04-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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