Frame structure

The utility model discloses a frame structure, the longeron of arranging on the bottom plate include that the back end longeron is close to the both sides of overall width to be arranged from the anterior segment longeron of preceding ranging back, transition longeron and back end longeron, closely spaced interval between the back end longeron between the anterior segment longeron. Be close to theback end longeron both sides of overall width and arrange, have sufficient space layout on the bottom plate of battery package between the back end longeron like this, can compromise the platformization of traditional energy car and electric motor car and arrange, when changing the electric motor car into after the change of traditional energy trick -cycling art, avoid carrying out great technique change to former car, reduced the input of research and development funds, shortened the development period of electric motor car greatly. 本实用新型公开了种车架结构，底板上布置的纵梁包括自前向后延伸的前段纵梁、过渡纵梁及后段纵梁，后段纵梁靠近车宽的两侧布置，前段纵梁之间的间距小于后段纵梁之间的间距。将后段