Novel indoor environment-friendly flame-retardant photoelectric comprehensive user communication line
The utility model discloses a novel indoor environment-friendly flame-retardant photoelectric comprehensive user communication line and belongs to the technical field of communication. The photoelectric comprehensive user communication line consists of a three-core cable core and an armored indoor o...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a novel indoor environment-friendly flame-retardant photoelectric comprehensive user communication line and belongs to the technical field of communication. The photoelectric comprehensive user communication line consists of a three-core cable core and an armored indoor optical fiber, wherein the three-core cable core is formed by stranding three single cables which are formed by wrapping different chromatographic insulating layers on copper conductors, and wrapping a wrapping tape layer on the three stranded single cables; the armored indoor optical fiber is formed by obtaining an optical cable core by bundling optical fibers, water blocking yarns and an aramid fiber reinforcement and extruding a loose tube, and sequentially wrapping a water blocking tape, an optical cable inner sheath and an armor layer in an overlapping mode; and an 8-shaped outer sheath is extruded by the cable core and the armored optical cable. An optical cable and a cable are combined into one, so that the c |
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