Waterproof control cable

The utility model discloses a waterproof control cable comprising a cable core, a gap of which is filled with a filling layer. An outermost layer of the cable is wrapped by an outer sheath sleeve in an extruded manner. A first water-blocking layer, an inner lining layer, a second water-blocking layer, a metal armoring layer, and a third water-blocking layer are sequentially disposed between the cable core and the outer sheath. The cable core is formed by intertwisting three insulation cores together. Each of the insulation cores is formed by a conductor, which is wrapped by an insulation layer and a shielding layer in an extruded manner. The waterproof control cable is advantageous in that the structure is simple and reasonable, the production is easy, and the costs are low; the waterproof performance, the anti-interference performance, and the electrical performance are excellent; the cable is used for the automatic construction of the hydropower station, and the safety performance of the automatic operation system can be improved, and the good application value as well as the wide market prospect can be provided.