2014年6月下 施工技术 第43卷第12期 CONSTRUCTION TECHNOLOGY 29 D0I:10.7672/5js2014120029 峡江水利枢纽泄水闸弧形闸门安装技术 李尚波,林小鹏1,梁启杰2 (1.武警水电第二总队第六支队,福建厦门361021;2.武警水电第二总队,江西南昌330096) [摘要]峡江水利枢纽工程泄水闸弧形闸门结构施工和设计都比较复杂,安装工艺流程繁琐,外界不利因素较多, 并且对各部位的安装精度要求很高.结合实际制定了简捷可行的施工方案,施工组织细致,达到每个环节的安装 精度要求. [关键词]水利枢纽:泄水闸;弧形闸门;安装 [中图分类号]TV663.2 [文献标识码]A [文章编号]1002-8498(2014)12-0029-03 Installation Technology of Radial Gate for Xiajiang Hydro-junction Sluice Li Shangbo' Lin Xiaopeng' Liang Qijie2 (1.No.6 Detachment of No.2 Hydropower Force of Armed Police Xiamen Fujian 361021 China; 2.No.2 Hydropouwer Force of Armed Police Nanchang Jiangxi 330096 China) Abstract:The construction and design of the radial gate structure for Xiajiang Hydro-junction Sluice is more plex the installation process is plicated and the construction has a lot of influence factors furthermore the gate has a high accuracy requirements.Combining with the feasible construction scheme and carefully organization for the construction the installation accuracy requirements for each step is obtained. Key words:hydro-junction;sluice;radial gate;installation 1工程概况 闸门结构如图1所示. 峡江水利枢纽是一座以防洪、发电、航运为主, 兼有灌溉、供水等综合利用功能的水利枢纽.泄水 000-0 闸共设18孔潜孔式特大型弧形闸门,宽约16m 半 .00011068 径21m.18孔闸门分2个施工段完成安装,首先是 掌近左岸的前6孔土建施工完成具备过水条件后, 000 200 2 然后中间12孔才开始修建围堰进行土建施工.前 45.500 6孔闸门由左岸向右岸逐个进行安装,在闸门安装 过程中保持3孔处于过水状态,以满足施工度汛 18 14160 要求. 28.500 弧形闸门门叶制作时分为6节,与支臂相连的 上下主横梁分别位于第1节和第4节(由下至上). 图1弧形闸门结构示意 每孔弧形闸门设2个支臂,单个支臂分为支臂上撑 Fig.1 Radial gate structure 梁、支臂下撑梁(含支臂裤衩)、竖衩、支臂前端板等 2施工重点及难点 4个单元...