Heating cable with long service life

The utility model discloses a heating cable with a long service life, which comprises a rubber outer layer, a cable skin layer is arranged in the rubber outer layer, a cable core material is movably connected in the cable skin layer, a coating layer is arranged in the rubber outer layer, and the cable core material is movably connected in the cable skin layer. And the center line of the rubber outer layer and the center line of the coating layer are on the same vertical plane. According to the heating cable with the long service life, the reinforcing metal wires, the cavities, the metal wire mesh and the coating layer are arranged, the multiple sets of cavities are formed in the rubber outer layer of the cable, the reinforcing metal wires are installed in the cavities, and therefore when external sharp objects collide with the rubber outer layer and the rubber outer layer is damaged, the rubber outer layer cannot be damaged, and the service life of the cable is prolonged. The reinforced metal wires can effect