牵引顶升法在斜拉桥景观照明施工中的应用  

Application of Traction Jack‑up Method in Landscape Lighting Construction of Bridge Stay Cables

作　　者：段卫文 赵旋宇[2] 李家琪 胡永红 余凌 李涛 DUAN Weiwen;ZHAO Xuanyu;LI Jiaqi;HU Yonghong;YU Ling;LI Tao(Shenzhen Dart Lighting Co.,Ltd.,Shenzhen 518040,Guangdong Province,China;Power Dispatch Control Center of China Southern Power Grid,Guangzhou 510623,China;State Grid Jiangxi Electric Power Company Yongxin County Power Supply Branch,Ji’an 343400,Jiangxi Province,China)

机构地区：[1]深圳市达特照明股份有限公司,广东省深圳市518040 [2]中国南方电网电力调度控制中心,广州市510623 [3]国网江西省电力公司永新县供电分公司,江西省吉安市343400

出　　处：《建筑电气》2021年第4期63-68,共6页Building Electricity

摘　　要：结合四川省宜宾市翠屏区金沙江中坝大桥斜拉索景观照明施工案例,对比分析采用蜘蛛人在斜拉索上用不锈钢抱箍固定灯具的传统方法和牵引顶升法施工,得出结论:在大型高耸的斜拉索桥梁顶端勾勒天际线采用牵引顶升法施工,更安全快捷、用工时间少、施工安全风险可控、日后运营维修方便,且施工工艺简单、可靠性高;同时,可大大减轻作业人员劳动强度,规避诸多不可控风险因素。Combined with the construction case of stay cable landscape lighting of Zhongba Bridge in Jinsha River,Cuiping District,Yibin,Sichuan,and by comparing and analyzing the traditional method of fixing luminaires with stainless steel hoop on stay cables by Spider‑Man and the traction jack‑up method,it is concluded that the traction jack‑up method is safer and faster,with less labor time,controllable construction safety risks,convenient operation and maintenance,simple construction technology and high reliability.At the same time,it can greatly reduce the labor intensity of operators and avoid many uncontrollable risk factors.

关 键 词：景观照明 牵引顶升法 铝合金焊接 三角牵引轮 导轮支架 梯形操作平台 直流开关电源 固定支座滑轮预埋件 

分 类 号：TU74[建筑科学—建筑技术科学]