Interlocked armored aluminum alloy cable and method of making same

Through multi-layer protection structure and component design, the problems of electric field concentration, partial discharge and loosening of aluminum alloy cables are solved, which improves the stability of high voltage operation and connection, extends service life, and reduces maintenance frequency and power outage losses.

CN121075743BActive Publication Date: 2026-07-03JIANGSU JINLING SPECIAL CABLE CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
JIANGSU JINLING SPECIAL CABLE CO LTD
Filing Date
2025-09-11
Publication Date
2026-07-03

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Abstract

This invention discloses an interlocking armored aluminum alloy cable and its manufacturing method, comprising an aluminum alloy cable body, wherein the aluminum alloy cable body includes an aluminum alloy conductor and a protective layer disposed on the aluminum alloy conductor, the protective layer having a multi-layer structure, and multiple aluminum alloy conductors. This invention not only protects the aluminum alloy conductor, but also forms a uniform electric field distribution between the conductor shielding layer and the insulation shielding layer, suppressing partial discharge of the aluminum alloy conductor, reducing the risk of electrical treeing aging caused by impurities, and extending the cable's service life. Simultaneously, it can reinforce and lock the ends of the aluminum alloy layers disposed on the aluminum alloy conductor, thereby preventing the aluminum alloy layers from detaching from the conductor. Furthermore, when the binding assembly is fitted onto the aluminum alloy conductor, it can clean mud, sand, and oil stains from the locking grooves on the binding tape, preventing jamming and reducing the frequency of manual maintenance.
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