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粘貼碳纖維布檢驗與驗收
來源:   發布時間:2019-06-13 08:48   次瀏覽
       重慶建筑加固由大量的工程實踐證明,碳纖維加固技術對于混凝土結構構件的補

       重慶建筑加固由(you)大量的(de)工(gong)(gong)(gong)程實(shi)踐證明(ming),碳(tan)纖(xian)(xian)維加(jia)固(gu)(gu)技術對(dui)于混(hun)凝(ning)土(tu)結(jie)(jie)構(gou)(gou)(gou)(gou)構(gou)(gou)(gou)(gou)件(jian)(jian)的(de)補強加(jia)固(gu)(gu)效果(guo)十(shi)分理想,在基(ji)本(ben)不增大構(gou)(gou)(gou)(gou)件(jian)(jian)的(de)截面(mian)尺(chi)寸及(ji)(ji)自(zi)重的(de)前提下,該技術在施(shi)(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)期、材(cai)料耐久性(xing)、施(shi)(shi)工(gong)(gong)(gong)質(zhi)量等方面(mian)均能(neng)(neng)達到要(yao)求。施(shi)(shi)工(gong)(gong)(gong)簡便、快捷,使用(yong)碳(tan)纖(xian)(xian)維加(jia)固(gu)(gu)構(gou)(gou)(gou)(gou)件(jian)(jian)時不需要(yao)大型施(shi)(shi)工(gong)(gong)(gong)機構(gou)(gou)(gou)(gou)及(ji)(ji)周轉材(cai)料,易(yi)于操作,施(shi)(shi)工(gong)(gong)(gong)周期短(duan),經(jing)濟性(xing)好。碳(tan)纖(xian)(xian)維具有較高的(de)抗(kang)酸、堿(jian)鹽類介質(zhi)腐蝕的(de)性(xing)能(neng)(neng),應(ying)用(yong)面(mian)較廣,用(yong)其加(jia)固(gu)(gu)后(hou)(hou)能(neng)(neng)大大提高結(jie)(jie)構(gou)(gou)(gou)(gou)的(de)耐腐蝕性(xing)及(ji)(ji)耐久性(xing),可(ke)以應(ying)用(yong)于各(ge)種工(gong)(gong)(gong)作環(huan)境的(de)構(gou)(gou)(gou)(gou)件(jian)(jian)加(jia)固(gu)(gu)。用(yong)碳(tan)纖(xian)(xian)維后(hou)(hou),可(ke)以有效的(de)封閉混(hun)凝(ning)土(tu)結(jie)(jie)構(gou)(gou)(gou)(gou)的(de)裂縫,延長混(hun)凝(ning)土(tu)結(jie)(jie)構(gou)(gou)(gou)(gou)構(gou)(gou)(gou)(gou)件(jian)(jian)的(de)使用(yong)壽命。碳(tan)纖(xian)(xian)維自(zi)重輕、厚度小,易(yi)于保持結(jie)(jie)構(gou)(gou)(gou)(gou)原(yuan)狀,基(ji)本(ben)不增加(jia)結(jie)(jie)構(gou)(gou)(gou)(gou)自(zi)重及(ji)(ji)截面(mian)尺(chi)寸。碳(tan)纖(xian)(xian)維具有良好的(de)綜合經(jing)濟效益和社(she)會效益,具有較大的(de)推廣使用(yong)價值。由(you)此可(ke)見,碳(tan)纖(xian)(xian)維布(bu)加(jia)固(gu)(gu)結(jie)(jie)構(gou)(gou)(gou)(gou)技術的(de)優點很明(ming)顯,其應(ying)用(yong)前景很光(guang)明(ming)。

 
 
  粘貼碳纖維布檢驗與驗收
 
 
     (1)嚴格按照施工程序進行施工,如不滿足有關規定應立即采取補救措施,情節嚴重的要返工重做;
 
     (2)施工之前應確認碳纖維和配套樹脂類粘貼材料的產品合格證及廠方提供的檢驗報告,滿足設計要求;
 
     
     (3)碳纖維實際粘貼面積不應小于設計面積,位置偏差不應大于10mm;碳纖維與混凝土之間的粘結質量,可用小錘輕輕敲擊或手壓碳纖維片材表面的方法進行檢查,總有效粘貼面積不應低于95%,當碳纖維布的空鼓面積不大于10000mm2時,可采用針管注膠的方法進行修補,當碳纖維布的空鼓面積大于10000mm2時,宜將空鼓部位的碳纖維切除,重新搭接貼上等量的碳纖維,搭接長度不應小于200mm。