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云南“10-07景谷地震”建筑結(jié)構(gòu)震害分析*
邱斌1,2,3,趙寶生1,2,3,劉有軍1,2,3,王紀(jì)偉1,3,董桂紅1,3,胡韶懿1,3
摘 要

(1 云南省建筑結(jié)構(gòu)與新材料企業(yè)重點(diǎn)實(shí)驗(yàn)室(籌備), 昆明 650223; 2 昆明市建筑工程

結(jié)構(gòu)安全和新技術(shù)重點(diǎn)實(shí)驗(yàn)室, 昆明 650223; 3 云南省建筑科學(xué)研究院, 昆明 650223)

[摘要]通過(guò)對(duì)云南省2014年“10-07景谷地震”震后建筑結(jié)構(gòu)安全性檢測(cè)及抗震性能鑒定結(jié)果的歸納總結(jié),得出如下結(jié)論:應(yīng)準(zhǔn)確分析框架結(jié)構(gòu)梁柱節(jié)點(diǎn)與柱腳的損傷情況、填充墻的分布和梁柱施工縫留置位置及其處理方式對(duì)結(jié)構(gòu)安全性及抗震性能的影響;應(yīng)正確評(píng)價(jià)單跨框架、縱向框架梁按照連系梁設(shè)計(jì)的框架結(jié)構(gòu)的安全性;應(yīng)重視對(duì)填充墻門窗洞口處圈過(guò)梁、構(gòu)造柱設(shè)置等抗震措施的檢測(cè),并充分考慮其對(duì)結(jié)構(gòu)安全性的影響;砌體結(jié)構(gòu)教學(xué)樓應(yīng)重視抗震概念對(duì)結(jié)構(gòu)安全性及其抗震承載性能的影響;若檢測(cè)時(shí)室外回填尚未完成或未達(dá)設(shè)計(jì)要求,應(yīng)在鑒定時(shí)充分考慮該因素對(duì)結(jié)構(gòu)安全性的影響,并應(yīng)及時(shí)建議按設(shè)計(jì)要求完成回填。

[關(guān)鍵詞]景谷地震; 建筑結(jié)構(gòu); 震害分析; 安全性檢測(cè); 抗震鑒定

中圖分類號(hào):TU375文獻(xiàn)標(biāo)識(shí)碼:A文章編號(hào):1002-848X(2017)01-0050-05

 

Analysis on  seismic damage of building structures after “10-07 Jinggu earthquake” 

occurred in Yunnan province

Qiu Bin1,2,3, Zhao Baosheng1, 2, 3, Liu Youjun1, 2, 3, Wang Jiwei1, 3, Dong Guihong1, 3, Hu Shaoyi1, 3

(1 Yunnan Key Laboratory of Building Structure and New materials (in preparation), Kunming 650223, China; 2 Kunming Key Laboratory of Building Structural Safety and New Technology, Kunming 650223, China; 3 Yunnan Institute Of Building Research, Kunming 650223, China)

Abstract:Structure safety inspection and seismic performance appraisal results of post-earthquake buildings after "10-07 Jinggu earthquake" in Yunnan province in 2014 were summarized, the following conclusions were obtained. The damage conditions of beam-column joint and the column foot of frame structure, the distribution of the filler wall and indwelling position and treatment of beam-column construction joint should be accurately analyzed as well as their influences on the structure safety and the seismic performance. The frame structure safety should be correctly evaluated with single span frame and longitudinal frame beam designed according to coupling beam requirements. Attention should be paid to the inspection of seismic measures for ring beams and constructional columns at windows and doors of filler wall, and its influence on the structure safety should be fully considered. Masonry structure teaching buildings should attach importance to the effects of seismic concept on the structure safety and seismic bearing performance. If the outdoor backfill has not been completed or failed to reach the design requirements in testing, the factor′s influence on structure safety should be fully considered, and it′s suggested  to complete the backfill without delay according to the design requirements.

Keywords:Jinggu earthquake; building structure; seismic damage analysis; safety inspection; seismic appraisal

 

*云南省科技廳院所專項(xiàng)項(xiàng)目(2013DC010),昆明市建筑工程結(jié)構(gòu)安全和新技術(shù)重點(diǎn)實(shí)驗(yàn)室資助項(xiàng)目,昆明市建筑材料研發(fā)與檢測(cè)科技創(chuàng)新團(tuán)隊(duì)發(fā)展計(jì)劃資助項(xiàng)目。

 

作者簡(jiǎn)介:邱斌,博士,工程師,Email:18213925649@163.com。

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