Automobile body bearing structure assembly and automobile body

The utility model provides an automobile body bearing structure assembly, including D post inner panel, D post reinforcing plate, tail crossbeam inner panel and tail cross member reinforcement board, tail crossbeam inner panel includes the stabilizer blade that crossbeam body and this end of body of crossbeam set up, and D post inner panel and D post reinforcing plate include supporting part and the extension that extends towards tail crossbeam inner panel respectively, on tail cross member reinforcement board is fixed in tail crossbeam inner panel, and the stabilizer blade of tail crossbeam inner panel and the extension overlap joint of D post reinforcing plate, the tip of the crossbeam body of tail crossbeam inner panel and the extension overlap joint of D post inner panel. The utility model discloses a cavity of top cap planking, side wall planking junction is cut apart to this stabilizer blade of aspect, reduces the area of cavity, and there is the many places pin joint in on the other hand between side wall assembly and the tail beam assembly, when rear of a vehicle side wall side bumps, can effectual dispersed impact, and the rigidity of improvement automobile body. The utility model provides an automobile body.