The invention provides an oil-pressure variable-frequency oil-gas suspension system and a variable-frequency leveling control method, and belongs to the technical field of oil-gas suspensions.The oil-pressure variable-frequency oil-gas suspension system comprises a vehicle-mounted sensor, a hydraulic adjusting system and a vehicle frame; the hydraulic adjusting system comprises a hydraulic pump, a hydraulic oil tank, a front axle control valve, a middle and rear axle control valve, a front axle branch, a middle and rear axle branch, a front wheel oil pressure frequency conversion adjusting mechanism and a middle and rear wheel oil pressure frequency conversion adjusting mechanism, the input end of the hydraulic pump is connected with an oil outlet of the hydraulic oil tank, and the output end of the hydraulic pump is connected with the front axle control valve and the middle and rear axle control valve; the front wheel oil pressure frequency conversion adjusting mechanism is arranged between the front axle branch and the front axle control valve, and the middle and rear wheel oil pressure frequency conversion adjusting mechanism is arranged between the middle and rear axle branch and the middle and rear axle control valve. Accurate release of different oil pressure frequencies of the front axle branch and the middle-rear axle branch can be achieved, the response speed and adjusting smoothness of special vehicles and off-road vehicles in the adjusting process are improved, and then the riding comfort can be improved.
本发明提供了一种油压变频油气悬架系统及变频调平控制方法,属于油气悬架技术领域,其系统包括车载传感器、液压调节系统及车架,液压调节系统包括液压泵、液压油箱、前轴控制阀、中后轴控制阀、前桥支路、中后桥支路、前轮油压变频调节机构和中后轮油压变频调节机构,液压泵输入端与液压油箱出油口连接,液压泵输出端分别与前轴控制阀和中后轴控制阀连接,前轮油压变频调节机构设置在前桥支路和前轴控制阀之间,中后轮油压变频调节机构设置在中后桥支路和中后轴控制阀之间。本发明可实现前桥支路、中后桥支路不同油压频率的精准释放,提高特种车辆、越野车辆调节过程中的响应速度和调节平顺性,进而可提高乘坐舒适性。
Oil pressure variable-frequency hydro-pneumatic suspension system and variable-frequency leveling control method
油压变频油气悬架系统及变频调平控制方法
2024-04-12
Patent
Electronic Resource
Chinese
IPC: | B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge |
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