The invention relates to a contact network intelligent monitoring device applied to an electrified railway, and belongs to the technical field of optical fiber monitoring. Comprising an intelligent stranded wire unit, a contact wire is arranged below the intelligent stranded wire unit, and the intelligent stranded wire unit and the contact wire are connected through a dropper; the intelligent stranded wire unit comprises multiple sections of intelligent stranded wires, the end part of any intelligent stranded wire is provided with a leading-out optical fiber bundle, and the leading-out optical fiber bundle sequentially penetrates through a ceramic tube and a protection tube and then is connected with a leading-in optical cable through a connector box; an anti-creepage spacer is arranged on the ceramic tube; the lead-in optical cable is connected with the corresponding DAS demodulation equipment, the DAS demodulation equipment is connected with the central processing host through a communication optical cable, and the central processing host is used for calculating and analyzing vibration data acquired by the multiple sections of intelligent stranded wires. According to the invention, signal gathering transmission is carried out among unmanned stations along a railway by adopting communication optical cables, so that the monitoring data quality and the smooth signal transmission are ensured; the device is suitable for a high-electric-field environment of an electrified railway catenary.
本发明涉及一种应用于电气化铁路的接触网智能监测装置,属于光纤监测技术领域。包括智能绞线单元,所述智能绞线单元下方设有接触线,两者通过吊弦线连接;所述智能绞线单元包括多段智能绞线,任一所述智能绞线端部具有引出光纤束,所述引出光纤束依次穿设陶瓷管和保护管后通过接头盒与引入光缆连接;所述陶瓷管上设有防爬电隔片;所述引入光缆与对应的DAS解调设备连接,所述DAS解调设备通过通信光缆与中央处理主机线连接,所述中央处理主机对多段智能绞线采集的振动数据进行计算分析。本申请采用通信光缆在铁路沿线各个无人站之间进行信号汇总传输,以保证监测数据质量和信号传输畅通;适用于电气化铁路接触网的高电场环境。
Intelligent overhead line system monitoring device applied to electrified railway
一种应用于电气化铁路的接触网智能监测装置
2022-12-30
Patent
Elektronische Ressource
Chinesisch
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