Environmental monitoring protective fence

The utility model relates to the technical field of fences, and discloses an environment monitoring protective fence which comprises an installation assembly and a fence body and further comprises two connecting assemblies, two transmission assemblies, a power assembly and a locking assembly, and the connecting assemblies, the transmission assemblies, the power assembly and the locking assembly are all arranged in the installation assembly. The two transmission assemblies are connected with the two connecting assemblies respectively, the power assembly is connected with the two transmission assemblies, the power assembly can drive the two transmission assemblies to rotate so as to drive the two connecting assemblies to rotate, and the locking assembly is connected with the power assembly and locks the power assembly during connection; according to the fence connecting device, through the connecting assembly, the transmission assembly and the power assembly, the angles of the four mounting sleeves can be adjus