Outdoor low-temperature-resistant cable

The utility model discloses an outdoor low temperature resistant cable comprising an outer sheath, the inner side of the outer sheath is provided with an armor, the inner side of the armor is provided with an isolation sleeve, the inner side of the isolation sleeve is provided with a filler, the inner side of the filler is embedded with a power-on line, the inner side surface of the isolation sleeve is provided with a projection, and the projection is provided with an outer sheath. A heating wire is arranged on the inner side of the protrusion, and a reinforcing insulation sleeve is installed on the outer side of the heating wire in a sleeving mode; the ice melting structure is arranged on the inner side of the cable, when the cable is erected and used, if ice is generated on the cable and the weight of the cable is increased, the ice can be melted through heating of the heating wire in the cable, the weight of the erected cable is prevented from being increased, and generally, if the cable is trampled and ex