Can alleviate mixed type superstructure that dead weight just has good structural stiffness

The utility model discloses a can alleviate mixed type superstructure that dead weight just has good structural stiffness, which comprises a column, pile cap, the multi -ribbed plate of dark roof beam and polylith square, the stand is many of vertical setting, many stands are even dot matrix form and distribute, the many roof beams that dark roof beam set up for vertically and horizontally staggered, all be provided with a dark roof beam between the adjacent stand, per four stands and four dark roof beams enclose into the rigidity frame of a square, in each square rigidity frame, secretly the both sides of roof beam all are provided with the hollow slab band of going up that parallels and be the distribution of continuous form with dark roof beam along dark roof beam length direction, hollow both ends of going up the slab band extend to corresponding pile cap department, it is provided with the center flat board that the size is greater than the multi -ribbed plate to be located the rigidity frame central poi