Pure electric racing vehicle frame with auxiliary frame

The invention discloses a pure electric racing vehicle frame with an auxiliary frame. The pure electric racing vehicle frame comprises the auxiliary frame. The auxiliary frame comprises two vertical beams, a first edge beam, a suspension mounting plate, two first connecting beams, a lifting lug mounting plate, two second connecting beams, two third connecting beams and two fourth connecting beams;the two vertical beams are symmetrically arranged on two sides of the rear end of a main frame; two ends of the first edge beam are connected with the lower ends of the vertical beams; two adjacent sides of the suspension mounting plate and the inner sides of joints of the vertical beams and the first edge beam are integrally formed, and first connecting holes and first mounting holes are oppositely formed in the suspension mounting plate; one end of each first connecting beam is fixedly connected with the suspension mounting plate, and the other ends of the two first connecting beams are oppositely fixedly connected