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Fiber-reinforced prestressed reinforced concrete sleeper
A fiber-reinforced prestressed reinforced concrete sleeper is integrally cast and includes a sleeper body and two rail bearing regions. A rail clamping base is arranged on a surface of the each rail bearing region. The two rail bearing regions are located under rails on both sides of the sleeper and the two rail bearing regions are located above the sleeper body. A reinforcing fiber is mixed into the two rail bearing regions only, and a reinforcing rib is arranged in the sleeper body. The reinforcing fiber is concentrated in a main stress region under the surface of the rail bearing regions. The reinforcing fiber arranged in a region with a large stress is more than the reinforcing fiber arranged in a region with a small stress.
CHINA ACADEMY OF RAILWAY SCIENCES CORPORATON LIMITED RAILWAY ENGINEERING RESEARCH INSTITUTE BEIJING TIEKE SHOUGANG TRACK TECHNOLOGY Co., LTD CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED
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E01B B28B B28B B28B B28B E01B E01B
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Ruilin Zhanguo Liangshan Jia Xianggang Yangsheng Zhenyu Weibin
You Ma Xu Fan Du Ye Tan Liu