Urban and rural planning building construction baffle

The invention discloses an urban and rural planning building construction baffle, and relates to the technical field of building construction. Comprising a plurality of transverse plates and two bottom plates; the height adjusting part comprises lower supporting frames which are fixedly mounted on the two bottom plates respectively; and the installation part comprises an extension structure installed between the two upper supporting frames, rotating shafts are installed on the two sides of the extension structure, and lifting structures are installed between the two rotating shafts and the corresponding lower supporting frames, the bottom plate and the upper supporting frames in a matched mode. The detachable baffle has the advantages that the baffle is installed in a disassembly and assembly mode, assembly and disassembly of the baffle can be independently completed by one person, meanwhile, the height and width of the baffle can be adjusted according to different terrains and needed lengths when the baffle