公路桥梁梳齿板伸缩缝应用分析及优化设计  

Application Analysis and Optimal Design of Expansion Joint of Comb Plate of Highway Bridge

作　　者：杨素霞 姜京伟 YANG Su-xia;JIANG Jing-wei(Shanxi Transportation New Technology Development Co.,Ltd.,Taiyuan,Shanxi 030012,China)

机构地区：[1]山西省交通新技术发展有限公司,山西太原030012

出　　处：《山西交通科技》2020年第2期83-85,共3页Shanxi Science & Technology of Transportation

摘　　要：对目前应用较为广泛的几种梳齿板伸缩装置进行简要介绍,针对实际工程中出现较多的病害现象,分析其原因之所在,提出一种对活动齿端进行压紧约束的新型梳齿板伸缩装置,解决梳齿板伸缩装置使用寿命短的致命缺点。This paper briefly introduced several kinds of comb plate expansion devices which are widely used at present.Focusing on the causes of the frequent diseases occurred in actual project,a new comb plate expansion device which can compress and constrain the movable teeth side was proposed,in order to solve the fatal defect of short service life of the comb plate expansion device.

关 键 词：梳齿板 伸缩装置 病害 压紧约束 寿命短 

分 类 号：U443.31[建筑科学—桥梁与隧道工程]