Protective fence for building construction

The utility model belongs to the technical field of building construction protective equipment, and particularly relates to a building construction protective fence which comprises a protective fence base, two universal wheels are symmetrically and fixedly installed at the bottom of the protective fence base, and supporting positioning assemblies used for improving supporting stability are symmetrically arranged at the positions, close to the universal wheels, of the two side walls of the protective fence base. A cross rod is movably arranged above the protective fence base, a plurality of telescopic rods are evenly arranged between the protective fence base and the cross rod, an adjusting assembly used for adjusting the height of the protective fence is further arranged between the protective fence base and the cross rod, and a limiting assembly is arranged on the adjusting assembly. The height of the protective fence can be effectively adjusted according to different building height requirements, and rapid