The utility model relates to a safety fence support, in particular to a fixed safety fence support for transformer substation working site safety protection. The fixed safety fence support comprises an epoxy resin fence insertion rod and an insertion rod base, wherein the epoxy resin fence insertion rod is inserted into the insertion rod base, a red reflecting film and a yellow fluorescent film which are arranged in a spaced mode wrap the surface of the epoxy resin fence insertion rod, and fence hooks are arranged at the upper portion of the epoxy resin fence insertion rod and the lower portion of the epoxy resin fence insertion rod. The insertion rod base comprises a metal fixed base, a ceramic tile fixed base and a metal fixed embedded pipe. The insertion rod base is fixedly installed underground. The ceramic tile fixed base is tightly installed on the outer wall of the metal fixed base. The metal fixed embedded pipe is tightly installed on the inner wall of the metal fixed base. A protective cover is arranged on the upper end face of the metal fixed base. The fence insertion rod and the insertion rod base are arranged in a split mode. In the use process, the fence insertion rod is inserted into the insertion rod base to form a whole, and the fixed safety fence support is high in insulation strength, light in weight, high in rigidity and high in warning performance and identification performance, automatically emits warning light at night, simplifies operation procedures on the job site, and improves work efficiency.