To provide a height adjustment auxiliary apparatus, a crane with the same and a height adjustment method capable of assisting in adjusting the height from the ground of a counterweight after a hanging operation.SOLUTION: A height adjustment auxiliary apparatus 50 comprises an initial state determination unit to determine whether or not a hanging load 1 is hung up from the ground G at the beginning of the hanging operation, a height detection unit to detect the height from the ground G of a counterweight 30, a storage unit to store the initial height, an arithmetic unit to calculate the target value for correcting the height from the ground G of the counterweight 30 based on the initial height and the height after the operation, a notification unit capable of informing the operator of the information related to the target value, and a length adjustment apparatus 72 capable of adjusting the length from a tip 15A of a mast 15 to the counterweight 30.SELECTED DRAWING: Figure 1

    【課題】吊り荷作業の後においてカウンタウェイトの地盤からの高さの調節を補助することができる高さ調節補助装置、これを備えたクレーン及び高さ調節方法を提供する。【解決手段】高さ調節補助装置50は、吊り荷作業の開始時において吊り荷1が地盤Gから吊り上げられたか否かを判定する初期状態判定部と、カウンタウェイト30の地盤Gからの高さを検出する高さ検出部と、初期高さを記憶する記憶部と、初期高さと作業後高さとに基づいてカウンタウェイト30の地盤Gからの高さを補正する目標値を演算する演算部と、目標値に関する情報をオペレーターに報知可能な報知部と、マスト15の先端部15Aからカウンタウェイト30までの長さを調節可能な長さ調節装置72と、を備える。【選択図】図1


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    Titel :

    HEIGHT ADJUSTMENT AUXILIARY APPARATUS, CRANE THEREWITH AND HEIGHT ADJUSTMENT METHOD


    Weitere Titelangaben:

    高さ調節補助装置、これを備えたクレーン及び高さ調節方法


    Beteiligte:

    Erscheinungsdatum :

    2019-07-25


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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