Curve frame

The utility model belongs to the electric motor car field, electric motor car frame especially, it looks to see pattern curve not smooth present electric motor car, be still waiting to improve in theaspect of the comfort level of riding, it is many to weld loaded down with trivial details interface, increase the amount of labour for the workman, current bumper shock absorber receives the restriction of frame, the bumper shock absorber can not furthest bear the power of applying, it is not good to lead to the shock attenuation effect, the travelling comfort is not ideal thereby the frame is moved away to avoid possible earthquakes, a curve frame includes riser connection girder, installation back vent and bumper shock absorber on the girder, its characterized in that: the girder of girderis buckled backwards to extend and link to each other the boss and is formed left roof beam on the curved, shang youliang, and xiazuoliang, xiayouliang, of the present invention advantage and beneficial effect are: utilize two