High-strength armored heating cable

• Main Authors: QIN YOUGUO, ZHAO YONGDING, ZHANG ZHONGNIAN, HUA QINGSHENG, ZHANG CHANGSEN, PAN BAILAI, JI WANDING
• Format: Patent
• Language: Chinese; English
• Published: 04.01.2022
• Subjects: ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY

The utility model discloses a high-strength armored heating cable, which comprises a cold wire assembly, and is characterized in that the cold wire assembly comprises a hollow cylindrical armored layer I, an insulating layer I arranged in an inner cavity of the armored layer I, wires symmetrically arranged in the center of the insulating layer, and a reinforcing frame I arranged in the inner cavity of the armored layer I and attached to the inner wall of the armored layer; the connecting sleeve is arranged between the cold wire assembly and the hot wire assembly; the hot wire assembly comprises a hollow cylindrical armor layer II arranged at the right side end of the connecting sleeve, an insulating layer II arranged in an inner cavity of the armor layer II and the like; the first reinforcing frames and the second reinforcing frames are of triangular structures, the number of the first reinforcing frames is multiple, the number of the second reinforcing frames is multiple, the first reinforcing frames and the