Composite suspension structure and passenger car

The utility model provides a composite suspension structure and a passenger car. The composite suspension structure comprises a car frame and a plate spring assembly. A fixed support is arranged at one end of the frame, and a lifting lug support is arranged at the other end of the frame; one end of the plate spring assembly is rotatably connected with the fixed support, and the other end of the plate spring assembly is rotatably connected with the lifting lug support; the plate spring assembly comprises a plate spring, and the plate spring is a glass fiber plate spring; according to the scheme, the glass fiber plate spring is applied to a suspension system, the weight of the plate spring is reduced, the number of the plate spring pieces is reduced, the gap of the plate spring is increased,meanwhile, the plate spring and the support are flexibly connected, the NVH performance and the smoothness of the whole vehicle are improved, and the safety performance is improved. 本实用新型提供一种复合悬架结构及客车，复合悬架结构包括车架和板簧组件；车架一端设有固