The utility model discloses a cable de -icing device, including the deicing casing, the ice -melt module has been set gradually after to in the deicing casing, the module that opens ice, shovel ice module, walking module, driving motor and power module in the past, the ice -melt module includes heating plate and lower heating plate, the module that opens ice includes the open ice wheel and the wheel that opens ice down to open ice the wheel on, and evenly is provided with the arch with the lower circumference surface of taking turns that opens ice, shovel ice module includes shovel ice cover and shovel ice cover down, and walking module is including going upward travelling wheel and down travelling wheel, and driving motor sets up on the internal surface of epitheca, and driving motor goes upward travelling wheel and down travelling wheel through belt gearing, power module setting casing lower surface under. The utility model discloses can get rid of the ice and snow that the cable cup product covers, have advantage efficient and with low costs.