Composite optical cable

The utility model belongs to the technical field of communication facility, especially, relate to a composite optical cable, including regular hexagon's central metal reinforcement, evenly distributed is at the peripheral a set of sleeve pipe of central metal reinforcement, the intraductal optic fibre that all is equipped with the thigh of a plurality of covers, a set of set of outside of tubes is equipped with dampproof course, flame retardant coating and high density polyethylene outer jacket in proper order, it has the complex still to fill between inside sleeve pipe of dampproof course and the central metal reinforcement, still be provided with the pool of buffer strip between dampproof course and the flame retardant coating, still be provided with steel wire strengthen spare between outer jacket and the flame retardant coating, the utility model has the advantages of simple structure, fire -resistant protection against the tide, intensity height. 本实用新型属于通信设施技术领域，尤其涉及种复合光缆，包括正六边形的中心金属加强件，均匀分布在中心金属加强件周边的组套