约束砂垫层隔震建筑振动测试研究*
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（1浙江省地震局，杭州 310013；2杭州天元建筑设计研究院，杭州 311201；3平湖市科技局，平湖 314200）[摘要] 砂垫层隔震技术具有材料简单、造价低廉、施工方便的特点，适用于在广大农村普及。本文对采用封闭式约束砂垫层隔震技术建成的一幢农村建筑进行了现场振动测试分析，结果表明，砂垫层隔震技术能够明显消减地震作用力，具有较好隔震效果。[关键词] 约束砂垫层；基础隔震；振动测试；农村民居抗震中图分类号：TU352.1+2 文献标识码：A 文章编号：1002-848X(2013)S1-1230-03作者简介：石树中，博士，高级工程师，Email：shisz@163.com。Vibration test study on seismic isolation buildings of Constraints sand cushionShi Shuzhong1, Qian Guozhen 2, Liu Nonger3(1 Seismological Bureau of Zhejiang Province , Hangzhou 310013, China; 2 Tianyuan Architectural Design and Research Institute of Hangzhou, Hangzhou 311201 China; 3 Pinghu Science and Technology Bureau , Pinghu 314200, China )Abstract: Sand cushion seismic isolation technology has the characteristics of simple material, low cost and convenient construction, is suitable for popularization in rural. Through the vibration test study of a pilot rural construction adopting constraint sand cushion seismic isolation technology，the results show that seismic isolation technology of sand cushion can significantly reduce the seismic force, effect of seismic isolation is better.Keywords: constraint sand cushion; base isolation; vibration test; seismic residence of building
