室内家具地震次生灾害及其防御对策  被引量:2

Earthquake secondary disasters caused by indoor furniture and its prevention countermeasures

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作  者:陈建伟[1,2] 杨珺珺[1] 苏幼坡[1,2] 

机构地区:[1]河北联合大学建筑工程学院,河北唐山063009 [2]河北省地震工程研究中心,河北唐山063009

出  处:《世界地震工程》2015年第1期144-149,共6页World Earthquake Engineering

基  金:国家科技支撑计划资助项目(2011BAK07B01-04);河北省自然科学基金项目(E2014209089)

摘  要:室内家具、电器的翻倒、落下与移动是造成人员伤亡的重要地震次生灾害,致伤率达30%~50%。主要原因是地震动会引发家具、电器激烈摇晃,且未采取相应的抗震对策。不同的地震灾害导致的家具、电器翻倒、落下、移动的程度与致伤率不同。与抗震结构、减震结构的建筑比较,隔震结构的致伤率低,楼层越高次生灾害越严重。提高家具、电器的抗震能力,采用固定、组合、降低重心等抗震对策,可有效防止室内家具、电器的地震次生灾害。Turning, falling and shift of indoor furniture and electric appliances are the important seismic secondary disasters causing casualties, and their injury rate reaches 30%-50%. The main reason is that the ground motion causes furniture and electric appliances to shake intensely, and no seismic countermeasures is taken. Different furniture, in different earthquake disasters, the degree and injury rate of the earthquake second disasters are different. Compared with the anti-seismic structure and damping structure, isolation structure injury rate is low and the higher the floors, the serious the secondary disasters is Adopting earthquake prevention cuntermeasures, such as fixture, combination and lowering center of gravity of the furniture, may improve seismic capacity of the furnitures and reduce effectively their earthguake secondary disaster.

关 键 词:地震 次生灾害 家具 电器 翻倒 落下 伤亡 对策 

分 类 号:TU398[建筑科学—结构工程]

 

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