| 影响板式橡胶支座耐久性的因素与对策 |
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| 引用本文： | 黄跃平,周明华,胥明.影响板式橡胶支座耐久性的因素与对策[J].现代交通技术,2006,3(4):15-18,62. |
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| 作者姓名： | 黄跃平 周明华 胥明 |
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| 作者单位： | 东南大学土木工程学院,江苏,南京,210096 |
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| 摘 要： | 本文介绍了板式橡胶支座的特点及其内部橡胶层的应力分布情况，根据撕裂能理论说明了橡胶支座内损伤的萌生机理和现象，提出了橡胶支座的临界疲劳损伤应力和强度储备的概念，并针对影响板式橡胶支座耐久性的各因素提出了防治对策。
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| 关 键 词： | 橡胶支座 许用应力 耐久性 临界疲劳极限应力 损伤 |
| 文章编号： | 1672-9889（2006）04-0015-04 |
| 收稿时间： | 2006-02-20 |
| 修稿时间： | 2006-02-20 |
Influence Factors and Countermeasure for Plate Type Elastomeric Pad Bearings Durability of Highway Bridges |
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| Huang Yueping,Zhou Minghu,Xu Ming.Influence Factors and Countermeasure for Plate Type Elastomeric Pad Bearings Durability of Highway Bridges[J].Modern Transportation Technology,2006,3(4):15-18,62. |
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| Authors: | Huang Yueping Zhou Minghu Xu Ming |
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| Institution: | Southeast University, Civil Engineering College, Nanjing 210096, China |
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| Abstract: | Thls paper introduced the characteristics of elastomeric pad hearing and stress distributing of internal rubber layer.According to the tear energy theory,the damage mechanism inside rubber and phenomenon are ananlysed, the critical fatigue stress of elastomeric bearing and the concept of the strength storage are also put forward.Based on the analysis of the durability influence factors, it puts forward the prevention method. |
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| Keywords: | elastomeric hearings allowable stress durability fatigue limit stress damage |
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