High-temperature-resistant braided wire for vehicle and braiding equipment thereof

By employing an interlocking structure of metal wires and fastening wires in automotive wiring harnesses, the problem of high cost and environmental unfriendliness associated with glue-fixed mica tape wrapping is solved, achieving greater stability and environmental friendliness while meeting fire resistance and high temperature resistance requirements.

CN121366756BActive Publication Date: 2026-06-26JIANGSU YUANDA CABLE TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
JIANGSU YUANDA CABLE TECH CO LTD
Filing Date
2025-12-04
Publication Date
2026-06-26

AI Technical Summary

Technical Problem

The current method of using glue to fix mica tape wrapping in automotive wiring harnesses is costly and environmentally unfriendly, affecting environmental performance.

Method used

It adopts a combination structure of metal wire and fastening wire. The metal wire is embedded on the inside of the mica tape and the fastening wire is on the outside to form an anti-detachment structure, which prevents the mica tape from spreading out and replaces glue for fixation.

Benefits of technology

It improves the stability of mica tape, reduces production costs, and is more environmentally friendly, avoiding harmful substances from adhesive volatilization, while meeting fire resistance and high temperature resistance requirements.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application relates to a high-temperature-resistant braided wire for vehicles and a braiding device thereof, and relates to the technical field of vehicle wires. The braided wire comprises a metal core and an outermost braided layer, the metal core is sequentially wound with a metal wire, a mica tape and a fastening wire, two curved sections are arranged on the mica tape, the curved sections comprise a wave crest section and a wave trough section, the mica tapes of adjacent layers are embedded through the curved sections, the metal wire is located on the inner side of two superimposed wave crest sections, and the fastening wire is located on the inner side of two superimposed wave trough sections. The metal wire, the mica tape and the metal wire of the braided wire are sequentially wound into a spiral shape, the spiral shape has a fastening effect on the mica tape and avoids the mica tape from being scattered; the mica tapes of adjacent layers are superimposed through the curved sections, that is, the corresponding wave crest sections and wave trough sections are attached, and the anti-separation structure is formed through the embedding; the mica tape is prevented from being separated through the physical structure, the glued mica tape is avoided to be fixed, the cost is reduced, and the application is more environment-friendly.
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Citation Information

Patent Citations

  • High temperature resistant wire for car

    CN206601976U

  • High resistant environment friendly cables of waiting

    CN204632388U

  • High-temperature-resistant automobile wire harness with vibration damping structure

    CN210271863U