The utility model discloses an insulating deicing cable, the vacuum circuit breaker inlet and outlet wiring sheath comprises a sheath, sheath outer surface is equipped with deicing cloth, deicing cloth bonds on the sheath, deicing cloth thickness is greater than sheath thickness, the sheath internal surface bonds on an insulating material layer, the insulating material layer thickness is less than sheath thickness, its internal surface is equipped with siloxane polymer architecture layer, siloxane polymer architecture in situ is filled there is waterproof material, its internal surface cladding fireproof cotton structure sets up, the fireproof cotton structure is more than one, it sets up along siloxane polymer architecture layer annular align to grid, its cladding tubular metal resonator setting, the tubular metal resonator embeds the conductor, the utility model discloses an is connected closely between insulating deicing cable layer and the layer, low in manufacturing cost, the result of use is showing, and cable transmission efficiency is high, self has certain rigidity, and antitorque qu xingqiang can effectively get rid of cable surface's ice sheet, has increased the safety in utilization of cable, has reduced impaired rate and change frequency.