The invention provides a suspension system, a vehicle chassis, a vehicle and a vehicle control method. The suspension system comprises two suspension units, and each suspension unit comprises a suspension oil cylinder comprising a first working cavity and a second working cavity; the suspension control valve is provided with an oil inlet, an oil return port, a first working oil port, a second working oil port and an energy storage port, the first working oil port is connected with a first working cavity of the suspension oil cylinder of the suspension unit where the suspension control valve is located, and the second working oil port is connected with a second working cavity of the suspension oil cylinder of the other suspension unit; the energy storage port is connected with the first working oil port and the second working oil port, and the suspension control valve controls the oil inlet and the oil return port to be connected and disconnected with the first working oil port and the second working cavity; the suspension energy accumulator is connected with the energy storage port; and the suspension rigid-elastic switching valve is connected between the first working cavity and the first working oil port and is configured to control the suspension oil cylinder to be switched between an elastic supporting state and a rigid supporting state.
本申请提供了一种悬架系统、车辆底盘、车辆和车辆操控方法。悬架系统包括两个悬架单元,每个悬架单元包括:悬架油缸,包括第一工作腔和第二工作腔;悬架控制阀,具有进油口、回油口、第一工作油口、第二工作油口和蓄能口,第一工作油口与悬架控制阀所在的悬架单元的悬架油缸的第一工作腔连接,第二工作油口与另一个悬架单元的悬架油缸的第二工作腔连接,蓄能口与第一工作油口和第二工作油口连接,悬架控制阀控制其进油口和其回油口与其第一工作油口和第二工作腔通断;悬架蓄能器,与蓄能口连接;和悬架刚弹性切换阀,连接于第一工作腔与第一工作油口之间,被配置为控制悬架油缸在弹性支撑状态和刚性支撑状态之间切换。
Suspension system, vehicle chassis, vehicle and vehicle control method
悬架系统、车辆底盘、车辆和车辆操控方法
2023-09-15
Patent
Electronic Resource
Chinese
IPC: | B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge |
Chassis vehicle, chassis vehicle control system and chassis vehicle control method
European Patent Office | 2021
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