A get-off hydraulic control system comprises a hydraulic pump, a hydraulic oil tank, a get-off control valve set, a steering mechanism, a differential lock and a brake mechanism. The getting-off control valve group comprises a pressure reducing valve group, a brake control valve and a differential mechanism control valve, the pressure reducing valve group is connected with an oil outlet of the hydraulic pump, the brake mechanism is connected with the pressure reducing valve group through the brake control valve, and the differential lock is connected with the pressure reducing valve group through the differential mechanism control valve; the lower vehicle control valve group further comprises a sequence valve, a priority valve and a steering control valve, an oil inlet of the priority valve is connected with an oil outlet of the hydraulic pump, and a priority oil outlet of the priority valve is sequentially connected with the steering control valve and the steering mechanism. A secondary oil outlet of the priority valve is connected with an oil inlet of the sequence valve, an oil outlet of the sequence valve is connected with a getting-on executing mechanism, and an oil drainage port of the sequence valve is connected with the hydraulic oil tank.

    一种下车液压控制系统,包括液压泵、液压油箱、下车控制阀组、转向机构、差速锁和制动机构;所述下车控制阀组包括减压阀组、制动控制阀和差速器控制阀,所述减压阀组与所述液压泵的出油口连接,所述制动机构通过所述制动控制阀与所述减压阀组连接,所述差速锁通过所述差速器控制阀与所述减压阀组连接;所述下车控制阀组还包括顺序阀、优先阀和转向控制阀,所述优先阀的进油口与所述液压泵的出油口连接,所述优先阀的优先出油口与所述转向控制阀和所述转向机构依次连接;所述优先阀的次级出油口与所述顺序阀的进油口连接,所述顺序阀的出油口与上车执行机构连接,所述顺序阀的泄油口与所述液压油箱连接。


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    Titel :

    Lower vehicle hydraulic control system and aerial work platform


    Weitere Titelangaben:

    一种下车液压控制系统及高空作业平台


    Beteiligte:
    LI JINGE (Autor:in) / XU HU (Autor:in) / ZHANG HONGFEI (Autor:in) / CHENG TING (Autor:in) / WANG XIAOFEI (Autor:in)

    Erscheinungsdatum :

    30.05.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein



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