The invention discloses an amplitude-variable hydraulic cylinder of a crane. The amplitude-variable hydraulic cylinder comprises a hydraulic cylinder body, a sensor base and a magnetostrictive displacement sensor assembly, the sensor base is arranged on the outer wall of the hydraulic cylinder body; the magnetostrictive displacement sensor assembly is arranged on the sensor base and connected with a piston rod assembly in the hydraulic cylinder body. The detection precision can be guaranteed, and the working performance of the hydraulic cylinder is not affected.

    本发明公开了一种起重机变幅液压缸,包括液压缸本体、传感器底座和磁滞伸缩位移传感器组件;所述传感器底座设于所述液压缸本体的外壁上;所述磁滞伸缩位移传感器组件设于所述传感器底座上,且与所述液压缸本体中的活塞杆组件相连。本发明能够保证检测精度,且不影响液压缸工作性能。


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    Titel :

    Luffing hydraulic cylinder of crane


    Weitere Titelangaben:

    一种起重机变幅液压缸


    Beteiligte:
    YU GUOQING (Autor:in) / ZHENG YUANYUAN (Autor:in) / YANG SIHUA (Autor:in)

    Erscheinungsdatum :

    2024-04-12


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein / B66C Krane , CRANES



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