An elevator rope elongation measuring device provided with: a camera 10 for photographing one or a plurality of elevator ropes R; and an image processing unit 22 for image processing a photographed image output from the camera 10, wherein: the image processing unit 22 detects an external form portion of the elevator rope R as a regular hill and valley shape T, converts a cyclic length of the hill and valley shape into actual dimensions and makes this a measured value, and finds a ratio of the measured value with respect to a standard value prescribed for the elevator rope as an elongation, therefore attaining the effect of making it unnecessary to have a preliminary installation of a sensor or marker to the rope, or preliminary creation of a database.


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    Title :

    ELEVATOR ROPE ELONGATION MEASURING DEVICE


    Additional title:

    AUFZUGSSEILDEHNUNGSMESSVORRICHTUNG
    DISPOSITIF DE MESURE DE L'ALLONGEMENT D'UN CÂBLE D'ASCENSEUR


    Contributors:

    Publication date :

    2021-11-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS