Durable central vertical tube type outdoor optical cable

• Main Authors: ZHANG CHUNXIA, CUI JIANJUN
• Format: Patent
• Language: Chinese; English
• Published: 05.06.2020
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

The utility model discloses a durable central vertical tube type outdoor optical cable. The optical cable comprises an optical cable body, the optical cable body comprises an optical fiber ribbon, thesurface of the optical fiber ribbon is fixedly sleeved with a rigid layer, the surface of the rigid layer is fixedly sleeved with a waterproof layer, the surface of the waterproof layer is fixedly sleeved with a water absorption layer, the surface of the water absorption layer is fixedly sleeved with a loose tube sleeve, and the surface of a flame-retardant layer is fixedly sleeved with a corrosion-resistant layer. According to the utility model, the optical cable body, the rigid layer, the water absorption layer, the optical cable sheath, the loose tube sleeve, the flame-retardant layer, thewear-resistant coating, the corrosion-resistant layer, the waterproof layer, the optical fiber ribbon and the rigid reinforcer are used in cooperation; the problems that an existing central verticaltube type outdoor optical c