Flat and emergency module box bottom assembly

The invention relates to a flat and emergency module box bottom assembly. The flat and emergency module box bottom assembly comprises a bottom plate and a plurality of bottom steel beams arranged below the bottom plate, wherein a bottom plate supporting piece is arranged between every two adjacent bottom steel beams; and the bottom plate supporting pieces are abutted against the lower surface of the bottom plate. According to the flat and emergency module box bottom assembly, the bottom plate supporting pieces are arranged between the bottom plate and the bottom steel beams, the bottom plate supporting pieces are simple in structure and convenient to mount, a supporting effect can be achieved, the probability that the bottom plate and a module mounted on the bottom plate are affected by accumulated water can be reduced effectively, the using effect of a module box is guaranteed, application of the module box bottom assembly to the module box is facilitated, and thus, popularization andapplication of the modul