Cavity type prefabricated assembly wall structure and assembly method

The invention discloses a cavity type prefabricated assembly wall structure and an assembly method, and relates to the technical field of assembly wall bodies, the cavity type prefabricated assembly wall structure comprises an inner sheet plate, an outer sheet plate and a plurality of longitudinal ribs are arranged at the rear end of the inner sheet plate, a prefabricated cavity is formed in the inner sheet plate, and the longitudinal ribs are poured on inner sheet plate wall bodies located at the front end and the rear end of the prefabricated cavity; a through long cavity is formed between the two opposite longitudinal ribs; the steel bar group comprises a plurality of horizontal bars, a plurality of longitudinal bars and a plurality of tie bars, the plurality of horizontal bars are vertically arranged and welded inside the inner sheet plate, and the plurality of longitudinal bars are horizontally arranged and welded inside the inner sheet plate. According to the prefabricated shear wall, the annular ribs a