Connecting structure of light steel and light concrete wall and floor beam

A connecting structure of a light steel and light concrete wall body and a floor beam comprises an upper layer wall body, a lower layer wall body, the floor beam, a mortar shear key and a wall body connecting plate. The upper-layer wall body comprises an upper light steel outer frame and upper wall body concrete; the upper light steel outer frame comprises an upper light steel outer frame unit, an upper connecting plate and an upper horizontal brace; the upper wall body concrete is poured in the upper light steel outer frame; the lower-layer wall is arranged at the bottom of the upper-layer wall; the lower-layer wall body comprises a lower light steel outer frame and lower wall body concrete; the lower light steel outer frame comprises a lower light steel outer frame unit, a lower connecting plate and a lower horizontal brace; the lower wall body concrete is poured in the lower light steel outer frame; the floor beam longitudinally penetrates between the upper-layer wall body and the lower-layer wall body; th