摘要
 

随着我国社会和经济的飞速发展，我国城市化进程不断的加快，各种各样的民用建筑随之兴建。而混凝土结构作为当今建筑的主要结构形式应用十分广泛。这样混凝上结构的裂缝问题，就成为当今建筑行业首要问题，困扰着建筑行业的技术人员和管理人员，是必须委解决的技术难题。就混凝土自身而言，产生裂缝的机理一般认为是因为混凝土材料，变形受约束所引起的内应力大于材料抗拉强度的缘故。在本文中通过研究大量民用建筑，分析混凝土结构裂缝形成的原因，从而提出一些必要的预防措施和解决方法。

关键词：混凝土  裂缝   预防措施  

目录

摘要································································1
Abstract······························2
第1章  绪论························································3
1.1 论文的研究背景和意义········································
    1.1.1 论文的研究背景···········································
    1.1.2 论文的研究意义···········································
   1.2 国内外研究的现状············································
    1.2.1 国外研究混凝土裂缝的现状·························
    1.2.2 国内研究混凝土裂缝的现状·····················
   1.3 论文研究的方法和内容·································
第2章  民用混凝土相关理论概念····················
2.1 民用混凝土的概念····························
2.2 民用混凝土的配料·························
2.3 民用混凝土的分类·························
第3章  导致民用混凝土产生裂缝的原因·················
3.1 温度变化引起民用混凝土结构裂缝的原因················
3.1.1温度过高引起民用混凝土结构裂缝的原因··············
3.1.2温度过低引起民用混凝土裂缝结构的原因···················
3.2 外荷载引起民用混凝土结构裂缝的原因························
3.2.1由动荷载引起民用混凝土结构裂缝的原因················
3.2.2由静荷载引起民用混凝土结构裂缝的原因··············
3.3 施工工艺不当造成民用混凝土结构裂缝的原因·····················
3.4模板拆除时间不当引起民用混凝土结构裂缝的原因············
3.4.1模板拆除时间过早引起混凝土结构裂缝的原因··············
3.5 地基引起民用混凝土结构裂缝的原因·················
3.5.1地基不均匀下沉引起民用混凝土构件裂缝的原因·············
第4章  民用混泥土裂缝的防范措施·····················
4.1 温度引起民用混凝土结构裂缝的防范措施···············
4.1.1温度过高引起民用混凝土结构裂缝的防范措施··············
4.1.2温度过低引起民用混凝土结构裂缝的防范措施···············
4.2 外荷载引起民用混凝土结构裂缝的防范措施··············
4.2.1由动荷载引起民用混凝土结构裂缝的防范措施·············
4.2.2由静荷载引起民用混凝土结构裂缝的防范措施············
4.3施工工艺不当造成民用混凝土结构裂缝的防范措施·················
4.4 拆模时间不当引起民用混凝土结构裂缝的防范措施···········
4.4.1拆模拆除时间过早引起民用混凝土结构裂缝的防范措施···········
4.5地基引起民用混凝土结构裂缝的防范措施···············
4.5.1地基不均匀沉降引起民用混凝土构件裂缝的防范措施···········
总结·································
致谢·································