Protective fence

The utility model discloses a protective fence which comprises a stand column and a fence body, grooves are symmetrically formed in the two sides of the stand column, fault-tolerant grooves are formed in the two ends of the fence body, bosses matched with the grooves are elastically arranged in the fault-tolerant grooves, limiting grooves are formed in the two ends of each groove, clamping blocks are elastically arranged at the two ends of each boss, and driving rods are hinged to the clamping blocks. A turntable is rotationally mounted in the boss, and the other end of the driving rod is hinged to the turntable; a water pipe is rotationally mounted at the top of the fence body, and nozzles are arranged on the side wall of the water pipe; a solar lamp is installed on the stand column. The protective fence can prevent dust on a construction site, the solar lamp can store energy in the daytime and illuminate at night, the protective fence is convenient to mount and dismount, and the working efficiency is improv