PROBLEM TO BE SOLVED: To prevent entanglement of a wire rope caused by untwisting of the wire rope.SOLUTION: In a crane 1 having a structure in which a main wire rope 27 fed from a main winch 26 is connected to a top boom member 22f of a telescopic boom 22 through a sheave 33 of a main hook block 23, a rope end part 27x of the main wire rope 27 and the top boom member 22f are connected to each other through a connecting member 40, the connecting member 40 includes a first member 41 connected to the top boom member 22f and a second member 42 connected to the rope end part 27x, and the rope end part 27x has a connection structure in which the second member 42 is rotatably connected to the first member 41.SELECTED DRAWING: Figure 2

    【課題】ワイヤロープの撚り戻りに起因して、ワイヤロープに絡みが生じることを防止する。【解決手段】メインウインチ26から繰り出されたメインワイヤロープ27がメインフックブロック23のシーブ33を介して伸縮ブーム22のトップブーム部材22fに連結されている構成のクレーン1において、メインワイヤロープ27の索端部27Xとトップブーム部材22fが、連結部材40を介して連結されており、連結部材40は、トップブーム部材22fに連結される第一部材41と、索端部27Xに連結される第二部材42と、を備え、第二部材42が第一部材41に対して回転可能に連結されている索端部27Xの連結構造とする。【選択図】図2


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    Title :

    ROPE END CONNECTION STRUCTURE OF WIRE ROPE FOR CRANE


    Additional title:

    クレーンにおけるワイヤロープの索端連結構造


    Contributors:

    Publication date :

    2018-04-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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