Composite high-temperature-resistant cable

The utility model discloses a composite type high-temperature-resistant cable, which relates to the field of high-temperature-resistant cables, and comprises a plurality of copper wires, an outer sheath arranged outside the copper wires, and a heat insulation layer arranged outside the copper wires, the outer side wall of the heat insulation layer is fixedly connected with lantern rings, the lantern rings are connected through a spiral connecting rib I, and the spiral connecting rib II is fixedly connected with the outer side wall of the heat insulation layer. The first spiral connecting rib abuts against the outer side wall of the heat insulation layer. The inner side wall of the outer sheath is provided with a pressing ring, and the pressing ring is disposed on the lantern ring in a sleeving manner. According to the utility model, the pressing ring and the sleeve ring can tightly press the thermal insulation layer at different positions in a cable line, so that the tightness of the thermal insulation layer