大体积砼基础防裂缝措施及冷却管兼做钢筋支撑架的研究  

Research on Crack Prevention Measures for Large Volume Concrete Foundations and the Use of Cooling Pipes as Steel Reinforcement Support Frames

作　　者：朱学海 ZHU Xue-hai(China Railway 12th Bureau Group First Engineering Co.,Ltd.,Xi'an 710038,China)

机构地区：[1]中铁十二局集团第一工程有限公司,西安710038

出　　处：《价值工程》2024年第6期61-63,共3页Value Engineering

摘　　要：针对大体积砼筏板基础中常见的裂缝问题,进行了理论分析和深入研究。在此基础上,提出了多种有效的防裂缝措施,如优化配合比、采用低水化热水泥、设置冷却管等。特别地,本文还探讨了利用冷却管兼做钢筋支撑架的方案,为解决裂缝问题及降低施工成本提供了一种新颖的思路。通过理论分析和工程实例,证明了这些措施的有效性和可行性。Theoretical analysis and in-depth research were conducted on the common crack problems in large volume concrete raft foundations.On this basis,various effective crack prevention measures have been proposed,such as optimizing the mix proportion,using low hydration heat cement,and setting cooling pipes.Specifically,this article also explores the use of cooling pipes as steel reinforcement support frames,providing a novel approach to solving crack problems and reducing construction costs.The effectiveness and feasibility of these measures have been demonstrated through theoretical analysis and engineering examples.

关 键 词：大体积砼 防裂缝措施 冷却管 钢筋支撑架 温控技术 

分 类 号：TU755[建筑科学—建筑技术科学]