Graded broken line early warning multi-core control cable

• Main Authors: CAI CHANGWEI, WANG DENGFENG, DING ZHINAN, WANG LIGUO, SHAO QIANJUN
• Format: Patent
• Language: Chinese; English
• Published: 07.05.2024
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CONDUCTORS; ELECTRICITY; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

The utility model discloses a graded broken line early warning multi-core control cable, which comprises two power line cores and two signal line cores, wherein the two power line cores and the two signal line cores surround the outside of a graded broken line early warning line core and are twisted together with a para-position type wholly aromatic copolyamide stretched fiber filling core material to form a cable core; an ETFE resin wrapping antifriction layer, an alignment type wholly aromatic copolyamide stretching fiber stranded wire wrapping pressure buffering layer, a metal wire mixed weaving shielding layer, a TPU extruded inner sheath layer, a Kevlar woven mesh and a TPU extruded outer sheath layer are sequentially wrapped outside the cable core, and the outer diameter of the graded broken wire early warning wire core is smaller than the outer diameter of the power wire core and the outer diameter of the signal wire core. The cable has the function of carrying out early-warning on the broken line of t