Armored flame-retardant cable

• Main Authors: JIN DEFU, WANG ZHIMING, CHEN XIANGDONG, DAI XIANSONG
• Format: Patent
• Language: Chinese; English
• Published: 30.03.2011
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CONDUCTORS; ELECTRICITY; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

The utility model discloses an armored flame-retardant cable, which comprises an inner core, wherein a belting, an inner sheath and an outer sheath are sleeved outside the inner core in sequence, the inner core is formed by at least one conductor, an insulating layer is closely coated outside the conductor, and an armored layer formed by wound steel wire is additionally arranged between the inner sheath and the outer sheath. The utility model has simple structure, is easy to achieve, and greatly improves the fireproof ability of the cable through adding the armored layer formed by wound steel wire between the inner sheath and the outer sheath; and at the same time, the armored layer formed by steel wire can also be used as a support skeleton of the cable, so the service life of the cable is prolonged.