The invention relates to a hydraulic control system (1) for a lifting drive (2) of a lifting support of a ground conveying vehicle, the control system (1) having a control direction valve device (5) which is connected to a conveying line (11) of a hydraulic pump (11), to a container line (13) leading to a container (12) and to a connecting line (14) leading to the lifting drive (2), wherein the control direction valve device (5) is designed to control a lifting operation and a lowering operation of the lifting drive (2). According to the invention, the control system (1) has a pressure safeguard valve (40) which is associated with the connecting line (14), the pressure safeguard valve (40) being designed to limit a pressure peak introduced into the lifting support in the event of a malfunction of the control direction valve device (5).
本发明涉及一种地面输送车辆的升降支架的升降驱动器(2)的液压控制系统(1),其中该控制系统(1)具有控制方向阀装置(5),该控制方向阀装置与液压泵(11)的输送管路(11)、通往容器(12)的容器管路(13)和通往升降驱动器(2)的连接管路(14)连接,其中所述控制方向阀装置(5)构造用于控制所述升降驱动器(2)的提升运行和下降运行。所述控制系统(1)具有压力保障阀(40),该压力保障阀配属于连接管路(14),其中所述压力保障阀(40)构造成在所述控制方向阀装置(5)的故障情况下限制导入到所述升降支架中的压力峰值。
Hydraulic control system of lifting driver of lifting support of ground conveying vehicle and ground conveying vehicle
地面输送车辆的升降支架的升降驱动器的液压控制系统和地面输送车辆
2023-09-22
Patent
Electronic Resource
Chinese
IPC: | F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein / 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 |