预埋式光纤快速连接器与直通式有什么区别?

2025-03-16 00:15:22
推荐回答(1个)
回答1:

主要区别在连接点和连接方法:
一、接续点设置
预埋光纤的接续点设置在连接器内部,预埋光纤有预置匹配液;
非预埋(直通式)光纤接续点在连接器表面,不预置匹配液,直接通过适配器与目标光纤相连。
二、连接方法
光纤快速接续连接器是将光纤穿入并固定在插针中,并将插针表面进行抛光处理后,在耦合管中实现对准。插针的外组件采用金属或非金属的材料制作。插针的对接端必须进行研磨处理,另一端通常采用弯曲限制构件来支撑光纤或光纤软缆以释放应力。耦合管一般是由陶瓷、或青铜等材料制成的两半合成的、紧固的圆筒形构件做成,多配有金属或塑料的法兰盘,以便于连接器的安装固定。为尽量精确地对准光纤,对插针和耦合管的加工精度要求很高。
直通式光纤快速连接器器件内部无预埋光纤及匹配膏,光纤安装夹紧后,可用放大镜对光纤端面进行检查,可避免光纤连接损耗偏大情况出现。轴向带定位机构,夹紧过程中,光纤不会轴向前移。

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