The invention relates to a follow-up steering lifting axle assembly and a vehicle chassis, and the follow-up steering lifting axle assembly comprises a follow-up steering axle unit which comprises a follow-up steering axle I-beam, a left wheel end assembly, a right wheel end assembly, a left lower knuckle arm and a right lower knuckle arm, the left wheel end assembly and the right wheel end assembly are rotationally connected to the two ends of the follow-up steering axle I-beam, and the left lower knuckle arm and the right lower knuckle arm are connected to the left wheel end assembly and the right wheel end assembly respectively; the transverse pull rod assembly is rotationally connected between the left lower section arm and the right lower section arm; the steering axle lifting unit comprises plate spring assemblies fixed to the two ends of the follow-up steering axle I-shaped beam, the front ends of the plate spring assemblies are connected with the frame assembly through connecting bases, the rear ends of the plate spring assemblies are connected with the frame assembly through main air bags, and the connecting bases are further connected with lifting air bags for driving the follow-up steering axle I-shaped beam to ascend and descend. According to the method, the GVW of the vehicle can be effectively improved, the tire grinding problem can be effectively solved, meanwhile, whether the vehicle axle bears or not can be selected according to the empty load and the full load of the vehicle, tire abrasion is reduced, and oil consumption is reduced.
本申请涉及一种随动转向提升桥总成及车辆底盘,包括:随动转向桥单元,其包括随动转向桥工字梁,转动连接在随动转向桥工字梁两端的左轮端总成和右轮端总成,分别连接在左轮端总成和右轮端总成上的左下节臂和右下节臂,以及转动连接在左下节臂和右下节臂之间的横拉杆总成;转向桥提升单元,其包括固定在随动转向桥工字梁两端的板簧总成,板簧总成的前端通过连接座与车架总成连接,板簧总成的后端通过主气囊与车架总成连接,连接座上还连接有驱动随动转向桥工字梁升降的举升气囊。本申请可以有效提升车辆GVW,且可有效解决磨胎问题,同时可以根据车辆空满载,选择车桥是否承载,不仅减小了轮胎的磨损,也降低了油耗。
Follow-up steering lifting axle assembly and vehicle chassis
一种随动转向提升桥总成及车辆底盘
2023-09-05
Patent
Elektronische Ressource
Chinesisch
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