To provide a lifting magnet that can determine the hanging state of each electromagnet.SOLUTION: There is provided a lifting magnet for lifting steel, comprising one or more electromagnets having: an internal magnetic pole magnetically attached to the steel; an external magnetic pole magnetically attached to the steel; a magnetic flux generation mechanism for generating magnetic flux in the internal magnetic pole; and a magnetic flux sensor for measuring the leaked magnetic flux from the external magnetic pole.SELECTED DRAWING: Figure 7

    【課題】電磁石ことの吊り状態の判定が可能なリフティングマグネットを提供する。【解決手段】鋼材吊上げ用のリフティングマグネットであって、鋼材に磁着する内部磁極と、鋼材に磁着する外部磁極と、前記内部磁極に磁束を発生させる磁束発生機構と、前記外部磁極からの漏洩磁束を測定する磁束センサーとを有する電磁石を1または2以上備える、リフティングマグネット。【選択図】図7


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    Title :

    LIFTING MAGNET


    Additional title:

    リフティングマグネット


    Contributors:

    Publication date :

    2020-12-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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