ICS 29.280 CCS S 80 DB11 北京市地方标准 DB11/T 2342—2024 城市轨道交通牵引供电架空刚性接触网 技术规范 Technical specification for overhead conductor rail of traction power supply system in urban rail transit 2024 - 12 - 25发布 2025 - 04 - 01实施 北京市市场监督管理局 发布 DB11/T 2342—2024 I 目次 前言................................................................................. III 1 范围................................................................................. 1 2 规范性引用文件 ....................................................................... 1 3 术语和定义 ........................................................................... 2 4 设计技术要求 ......................................................................... 3 4.1 总体要求 ......................................................................... 3 4.2 应用条件 ......................................................................... 3 4.3 系统设计 ......................................................................... 4 4.4 结构设计 ......................................................................... 7 5 设备及零部件技术要求 ................................................................. 8 5.1 一般要求 ......................................................................... 8 5.2 接触线 ........................................................................... 8 5.3 其他导线 ......................................................................... 8 5.4 汇流排及其附件 ................................................................... 8 5.5 零部件 ........................................................................... 8 5.6 绝缘子 ........................................................................... 9 5.7 分段绝缘器 ....................................................................... 9 5.8 隔离开关 ........................................................................ 10 5.9 弓网检测装置 .................................................................... 10 5.10 设备及零部件检验方法 ........................................................... 10 6 施工技术要求 ........................................................................ 11 6.1 一般要求 ........................................................................ 12 6.2 埋入锚栓安装 .................................................................... 12 6.3 支持悬挂装置安装 ................................................................ 13 6.4 汇流排及附件安装 ................................................................ 14 6.5 附加导线安装及调整 .............................................................. 14 6.6 刚柔过渡安装 .................................................................... 15 6.7 接触线架设及调整 ................................................................ 15 6.8 接触悬挂调整 .................................................................... 16 6.9 中心锚结安装 .................................................................... 17 6.10 电连接安装 ..................................................................... 17 6.11 隔离开关安装 ................................................................... 18 6.12 分段绝缘器安装 ................................................................. 18 DB11/T 2342—2024 II 6.13 接地安装 ...................................................................... 19 6.14 均流、回流安装 ................................................................ 19 6.15 分相安装 ...................................................................... 20 6.16 电缆敷设 ...................................................................... 20 6.17 号码牌、标志牌安装 ............................................................ 21 7 施工质量验收技术要求 ............................................................... 21 7.1 验收范围 ....................................................................... 21 7.2 埋入锚栓安装 ................................................................... 21 7.3 支持悬挂装置安装 ............................................................... 22 7.4 汇流排及附件安装 ............................................................... 23 7.5 附加导线架设及调整 ...............