To provide a crawler-type construction machine simply configured, easily handled at the time of attaching/detaching crawler frames, and provided with an attachment/detachment tool compactly retractable, and a method of attaching a crawler.SOLUTION: A crawler-type construction machine includes a lower running body provided with a track frame including a swing bearing; a pair of right and left crawler frames 23 detachably disposed at opposite sides of the truck frame; crawlers 22 attached to the respective crawler frames; and a pair of right and left spanner cylinders 28 configured to expand/retract the respective crawler frames in a vehicle width direction. The crawler-type construction machine includes extension links 34 configured to establish a connection between the spanner cylinders and the crawler frames when in use, i.e., at the time of attaching/detaching the crawler frames and configured to be retracted to retraction positions along outer surfaces of the crawler frames when not in use.SELECTED DRAWING: Figure 3

    【課題】簡単な構造で、クローラフレームを着脱する際に容易に取り扱うことができ、かつ、コンパクトに格納可能な着脱用治具を備えたクローラ式建設機械及びクローラの取付方法を提供する。【解決手段】下部走行体を、旋回ベアリングを有するトラックフレームと、該トラックフレームの両側に着脱可能に設けられる左右一対のクローラフレーム23と、各クローラフレームにそれぞれ装着したクローラ22と、各クローラフレームを車幅方向にそれぞれ拡縮させる左右一対のスパンナシリンダ28とで構成したクローラ式建設機械において、クローラフレームを着脱する使用時にスパンナシリンダとクローラフレームとの間を中継し、不使用時にはクローラフレームの外側面に沿わせた格納位置に格納される延長リンク34を備えている。【選択図】図3


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    Title :

    CRAWLER-TYPE CONSTRUCTION MACHINE AND METHOD OF ATTACHING CRAWLER


    Additional title:

    クローラ式建設機械及びクローラの取付方法


    Contributors:

    Publication date :

    2020-01-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B66C Krane , CRANES / E02D FOUNDATIONS , Gründungen / E02F Baggern , DREDGING



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