The invention discloses a telescopic mechanism with a locking device, which comprises a front end arm, a rear end arm and a locking device, the front end arm comprises a plurality of front section arms, and the plurality of front section arms are connected through a telescopic oil cylinder; the rear end arm comprises a plurality of rear section arms, the rear section arms close to the front section arms are connected through pulley assemblies, the other rear section arms are connected through pulley assemblies, the telescopic oil cylinder stretches out and draws back to drive the front section arms and the telescopic pulley assemblies to stretch out and draw back in sequence, and the pulley assemblies stretch out and draw back to drive the rear section arms to stretch out and draw back in sequence; the locking device is arranged on the outer wall of the tail end of the tail-section rear-section arm in the rear-end arm, and a plurality of locking grooves matched with the locking device are formed in the outer wall of one rear-section arm adjacent to the tail-section rear-section arm; the control circuit is used for controlling the locking device to be embedded into the locking groove to achieve locking.

    本发明公开了一种带有锁止装置的伸缩机构,包括:前端臂,所述前端臂包括多个前节臂,多个所述前节臂之间通过伸缩油缸连接;后端臂,所述后端臂包括多个后节臂,靠近所述前节臂的后节臂之间以及其余所述后节臂之间均通过滑轮组件连接,所述伸缩油缸伸缩,带动多个前节臂及伸缩滑轮组件依次伸缩,所述滑轮组件伸缩带动多个后节臂依次伸缩;锁止装置,所述锁止装置设于后端臂中末节后节臂的末端外壁上,与所述末节后节臂相邻的其中一个后节臂的外壁上设有多个与锁止装置匹配的锁止槽;控制线路,所述控制线路用于控制锁止装置嵌入锁止槽实现锁定。


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    Titel :

    Telescopic mechanism with locking device and crane


    Weitere Titelangaben:

    一种带有锁止装置的伸缩机构及起重机


    Beteiligte:
    MA SHANHUA (Autor:in) / CHEN SUXUN (Autor:in) / ZHU WEI (Autor:in) / ZHANG YANWEI (Autor:in)

    Erscheinungsdatum :

    2023-06-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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