Low-temperature-resistant wire cable suitable for alpine regions

The invention provides a low-temperature-resistant wire cable suitable for alpine regions, which relates to the technical field of cables and comprises a cable core, an outer sheath and a double-arc-shaped piece. According to the invention, the three groups of cable cores are distributed in the annu...

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1. Verfasser: YAN HONGZHONG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a low-temperature-resistant wire cable suitable for alpine regions, which relates to the technical field of cables and comprises a cable core, an outer sheath and a double-arc-shaped piece. According to the invention, the three groups of cable cores are distributed in the annular array, the three groups of double-arc-shaped members which are staggered with the three groups of cable cores by 60 degrees and are distributed in the annular array are designed, the double-arc-shaped members comprise the outward arc-shaped members and the inward arc-shaped members, and the outward arc-shaped members and the inward arc-shaped members are connected in a back-to-back manner. The inner sides and the outer sides of the double-arc-shaped pieces can absorb elastic extrusion deformation force, the double-arc-shaped pieces can well absorb uneven force generated by deformation when the cable contraction/expansion state changes in the alpine region are dealt with, and the overall structure formed by the