To provide a handrail device capable of suppressing the increase of mass and cost of a boom while increasing the strength of a whole handrail.SOLUTION: The handrail device includes a plurality of poles 2 that are provided on each of adjacent unit booms 31 and extend in a direction orthogonal to a longitudinal direction and a width direction, a main rope 3 stretched between the poles 2 at each of the adjacent unit booms 31, a pole supporting member 4 fixed to a column 32 or a pipe 33 at each of the adjacent unit booms 31 to support the poles 2, a connection member 5 fixed to one of the column 32 and the pipe 33, which is fixed with the pole supporting member 4, at each of the adjacent unit booms 31, a first stay rope 6a stretched between the pole 2 provided at a first unit boom 31d, which is one of the adjacent unit booms 31 and the connection member 5 provided on a second unit boom 31e, which is the other of the adjacent unit booms, and a second stay rope 6b stretched between the pole 2 provided on the second unit boom 31e and the connection member 5 provided on the first unit boom 31d.SELECTED DRAWING: Figure 3

    【課題】手摺全体の強度を増加させながら、ブームの質量やコストの増加を抑えることが可能な手摺装置を提供する。【解決手段】隣り合う単位ブーム31の各々に複数設けられ、長手方向および幅方向に直交する方向に延びるポール2と、隣り合う単位ブーム31の各々において、ポール2同士の間に張り渡された親綱3と、隣り合う単位ブーム31の各々において、支柱32またはパイプ33に固定され、ポール2を支持するポール支持部材4と、隣り合う単位ブーム31の各々において、支柱32及びパイプ33のうち、ポール支持部材4が固定されている方に固定された連結部材5と、隣り合う単位ブーム31の一方である第1単位ブーム31dに設けられたポール2と、他方である第2単位ブーム31eに設けられた連結部材5との間に張り渡された第1控え綱6aと、第2単位ブーム31eに設けられたポール2と、第1単位ブーム31dに設けられた連結部材5との間に張り渡された第2控え綱6bと、を有する。【選択図】図3


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    Title :

    HANDRAIL DEVICE


    Additional title:

    手摺装置


    Contributors:

    Publication date :

    2020-04-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66C Krane , CRANES



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