金属吹气风管

The sensor group and pneumatic actuator of the metal air blowing duct realize precise control of airflow velocity during the fiber cooling process, which solves the problems of low helium utilization efficiency and unstable manual adjustment in the existing device, improves the consistency of fiber outer coating diameter and cooling efficiency, and reduces production costs.

CN121494322BActive Publication Date: 2026-07-17YANGTZE OPTICAL FIBRE & CABLE (TIAN JIN) LTD CO +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
YANGTZE OPTICAL FIBRE & CABLE (TIAN JIN) LTD CO
Filing Date
2025-12-05
Publication Date
2026-07-17

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Abstract

本发明涉及金属吹气风管技术领域，且公开了金属吹气风管，包括：金属管和支架，支架设置于金属管的上下两端，金属管的外部设置有吹气环，吹气环的左侧连通有进气口，进气口的进气端连通有控制阀，控制阀的控制端设置有控制机构，壳体的内腔顶部连接有气动执行器，气动执行器的控制端连接有控制轴，控制轴的底部与控制阀的阀杆相连接，壳体的内腔两侧均连接有传感器组。该金属吹气风管，保障降温气流的聚拢效果，提升光纤降温效率，助力完全替代氦气以进一步降低生产成本，无需像传统方式那样通过提高塔身高度来增加空气冷却高度，规避了高难度技术改造与高额改造成本，更符合实际生产中的改造需求。
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