Elastic suspension device

The utility model provides an elastic suspension device installs in the vehicle axle, with axle and connected to the frame. Including multi -disc flat spring, wherein, every flat spring's length is different, flat spring adopts combined material to make. The grasswort corresponds the formation flat spring both ends department that length is the longest in multi -disc flat spring, will through twograssworts elastic suspension device installs on the frame. Grasswort reinforcing element corresponds the grasswort setting, is become by a slice lath -shaped material bending type, and the parcel isat the grasswort that corresponds and the grasswort of correspondence with to the surface of the flat spring juncture that should have the grasswort. The utility model discloses an elastic suspensiondevice can improve the rigidity and the fatigue resistance ability of grasswort, when satisfying vehicle lightweight requirement, and extension elastic suspension device's life. 本实用新型提供了种弹性悬挂装置，安装在车辆车桥上，将车桥与车架连接。包括多片板簧片，其中，每片板簧