装配式混凝土新旧结合面质量检测技术分析与研究  

Analysis and research of testing technology for new and old joints of prefabricated concrete

作　　者：王大永 刘钊[1] 谢丽霞[1] 时闵生 刘思国[1] 许艺腾 WANG Da-yong;LIU Zhao;XIE Li-xia;SHI Min-sheng;LIU Si-guo;XU Yi-teng(CCCC Tianjin Port Engineering Institute Co.,Ltd.,Tianjin 300222,China)

机构地区：[1]中交天津港湾工程研究院有限公司

出　　处：《中国港湾建设》2019年第12期20-24,共5页China Harbour Engineering

基　　金：天津市自然科学基金(17JCQNJC07200)

摘　　要：随着地铁工程装配式混凝土结构的推广和使用,新旧混凝土结合面的质量检测研究备受关注。采用超声波检测法、地质雷达法、钻芯法等检测手段对装配式结构的新旧混凝土结合面的密实度、强度、完整性等指标进行系统全面的分析研究。研究结果显示,预制装配式结构的新旧混凝土结合面质量数据分析综合全面,检测手段可相互验证。该研究方法可为装配式结构施工过程提供一定的技术参考。With the promotion and use of prefabricated concrete structures in metro engineering,the quality inspection of new and old concrete joints has attracted much attention.In this study,the ultrasonic testing method,geological radar method,core drilling method and other testing methods are used to systematically analyze the compactness,strength and integrity of the new and old concrete joints of the assembled structure.The research shows that the quality data analysis of the new and old concrete joints of the prefabricated structure is comprehensive and the testing methods can mutually verify.This research method can provide a certain technical reference for the assembly structure construction process.

关 键 词：新旧结合面 装配式结构 超声波检测法 地质雷达法 

分 类 号：U654[交通运输工程—港口、海岸及近海工程] U293.6[交通运输工程—船舶与海洋工程]