Energy-saving steel core round aluminum stranded conductor insulated cable

The utility model discloses an energy-saving steel core round aluminum stranded conductor insulated cable, which comprises a fixed shell, a supporting rod is arranged at the top of the fixed shell, a supporting plate is arranged at the top of the supporting rod, and a thermal insulation outer ring is arranged on the supporting plate. The energy-saving steel core round aluminum stranded conductor insulated cable provided by the utility model is provided with the thermal insulation outer ring, the thermal insulation outer ring can be clamped on the supporting plate through the clamping blocks, and the thermal insulation outer ring can prevent a protection rubber ring on the outer surface of the cable from being hardened, brittle and bent in severe cold weather to cause damage. As only one layer of protective rubber ring is wrapped on the outer surface of most of the existing dragging cables, and the protective rubber ring can be hardened and brittle in severe cold weather, the protective rubber ring can be dama