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我国混凝土建筑物加固改造的四种方法

作者:admin 来源:未知 发布日期:2018-05-23 14:38 点击次数:

JINNIANLAI,SUIZHEGUOMINJINGJIDEXUNSUZENGZHANG,JIANZHULINGYULI,BUDUANCHUXIANYUELAIYUEDUODEHUNNINGTUJIANZHUWUYOUYUSHEJIBIANGENG、SHIGONGZHILIANG、SHIYONGGONGNENGGAIBIANHUOJINGSHOUZAIHAIPOHUAIDENGYUANYIN,ERBIXUDUIYUANJIANZHUWUJINXINGJIAGUGAIZAO。JINDUIJIEGOUJIAGUDECHANGYONGDEJIZHONGFANGFAJINXINGJIANDANDEJIESHAO。LINGWAIZAIJIEGOUGAIZAOSHIJINGCHANGYAOCHAICHUHUNNINGTUDEMOUXIEBUFEN,YEKESHIYONGWUZHENDONGDEJINGTAIQIEGEDEFANGFA。

  YI、ZHIJIN

  ZHIJIN,JIGANGJINDEHOUSHENGGENJISHU。ZUOWEIGANGJINMAOGUYONGDEHUAXUECAILIAO,XIANZAISHICHANGSHANGTONGYONGDEJUNWEIJIEGOUJIAO,YIQUDAICHUNHUANYANGSHUZHIHUOSHUINISHAJIANG。JIEGOUJIAOZUOYONGJILIJIAOWEIFUZA,ZAICIKEJIANHUALIJIESHIYOUGANGJINYUJIAO、JIAOYUHUNNINGTUZHIJIANDEZHANJIELIGONGTONGZUOYONGCHANSHENGDEMAOGULI,LAIWANCHENGZHENGTI(GANGJINYUHUNNINGTU)SHOULIDEMUDE。MAOGULIBAOHAN:JIAOYUGANGJINBIAOMIANDEZHANJIELI、JIAOYUHUNNINGTUJIEMIANDEZHANJIELI、JIAOTIZISHENJIAOJIELI、GEJIEZHIZHIJIANDEMOZULIDENG。TONGGUODUIMAOGUGANGJINKANGLALIZHIDEJIANCE,QIZHUYAOPOHUAIXINGSHIYOUYIXIASANZHONG:

  (1)GANGJINPOHUAI:ZAIMAOGUSHENDUDAYUHUODENGYUJIANYIMAOGUSHENDUSHI,MAOGUJIAOJIMAOGUZHILIANGWEIHEGE;

  (2)JIAOTIPOHUAI:BIAOXIANXINGSHIWEIGANGJINYUJIAOTITUOLI、JIAOTIYUJICAITUOLI,DUOFASHENGYUMAOGUSHENDUXIAOYUJIANYIMAOGUSHENDU,QIEHOUZHEDUOFASHENGYUQIANZHE;

  (3)JICAIPOHUAI:ZAIBUTONGMAOGUSHENDUXIAJUNKEFASHENG,YUJICAIQIANGDUYOUZHIJIEGUANXI。CONGPOHUAIXINGSHIKEPANDINGCAILIAOZHENGTIXINGNENGJISHIGONGZHILIANGSHIFOUHEGE。

  ER、ZHANTANXIANWEIFUHECAILIAO、ZHANGANGJIAGU

  DANGJIEGOUDEKANGWAN、KANGJIANCHENGZAILIBUGOUHUOJIANZHUKANGZHENDABUDAOYAOQIUSHI,YINQIYUANYINYOU:SHEJISHIWU、SHIGONGCUOWU、HUNNINGTUQIANGDUGUODIDENG,DOUKEYICAIYONGZAIHUNNINGTUJIEGOUWAIMIANZHANTIETANXIANWEIBU(BAN)HUOGANGJINDEFANGFAJINXINGBUQIANG。ZHANGANGBANDESHIGONGGONGFAYIBEIYENEIGUANGWEISHUXI,ZAI《HUNNINGTUJIEGOUJISHUJIAGUGUIFAN》ZHONGYIYOUMINGQUECHANSHU。

  TANXIANWEIPIANCAI、BANCAIZAIWOGUOYANJIUHEYINGYONGSHIJINJINIANKAISHIFAZHANQILAIDE,DANFAZHANFEICHANGXUNSU,GONGCHENGYINGYONGFANWEIBUDUANKUODA。ZHEIZHONGGAOKEJIDEFUHECAILIAOYEYUELAIYUEBEIGENGDUODEYENEIRENSHIRENTONG。MUQIANGUONEISHIYONGDETANXIANWEIBUDABUFENSHIGUOWAIJINKOUCHANPIN,QIXINGJIABIJIAOHAO。SHANGSHULIANGZHONGCAILIAOSHIYONGDEJIAOZHANJIYIBANSHIGUOCHANCHANPIN,XINGNENGYUGUOWAITONGLEICHANPINJIBENXIANGTONGDANJIAGEBIANYIDEDUO。TANXIANWEIPIANCAIDUIHUNNINGTUDEJIAGUYUANLIYUZHANGANGBANXIANGTONG。DANQIDUYOUDETESHUXINGNENGSHIGANGBANWUFAQUDAIDE,ZHURU:ZHILIANGQING、SHIGONGBIANJIE、BUZENGJIAGOUJIANJIEMIANJI、QIANGDUGAO、NAIFUFANGXIUDENG。

  SAN、PENSHEHUNNINGTUKUODAHUNNINGTUJIEMIAN

  JIANZHUWUJIAGUYEJINGCHANGSHIYONGJIADAYUANYOUJIEGOUJIEMIANJIDEFANGFALAITIGAOJIEGOUDECHENGZAILI。QIYOUDIANSHIJIEGOUDEGANGXINGTIGAOJIAODUOQIESHIGONGCHENGBENJIAODI,QUEDIANSHIZENGDALEYUANJIEGOUDETIJIHEZHONGLIANG,SHIGONGBIJIAOFANSUO。ZENGDAJIEMIANDEHUNNINGTUCENGTONGCHANGJIAOBO,CAIYONGYIBANDEHUNNINGTUSHIGONGFANGFAHENNANZUODAOHUNNINGTUZISHENMISHI,YEHENNANDADAOHEYUANYOUHUNNINGTUMIANJIEHELAOGU,YINCIJINGCHANGSHIYONGPENSHEHUNNINGTUDEFANGFA。ERSHISHIJIQISHINIANDAI,WOGUOSHOUXIANZAIMEITANXITONGYINGYONGPENSHEHUNNINGTUFANGFAYONGYUDIXIAGONGCHENGZHONG。SUIZHEJISHURIZHENCHENGSHU,GAIFANGFAZAIDIMIANJIANZHUWUJIAGU、JIANZHUJIKENGHEYANSHIBIANPOHUPODENGGONGCHENGZHONGDEDAOGUANGFANYINGYONG,MANZULEGONGCHENGDEXUYAO。PENSHEHUNNINGTUJUYOUYIXIATEDIAN:JIANZHUWUJIAGUSHI,CHANGCAIYONGZAIJIEGOU(LIANG、ZHU、BAN、QIANG)BIAOMIANZENGJIAYICENGGANGJINHUNNINGTUKUODAYUANYOUJIEGOUDEJIEMIANJILAITIGAOCHENGZAILI。YOUYUPENSHEHUNNINGTUZHANJIEXINGQIANG,YOUJIAOGAODEQIANGDU,GUYUYUANYOUJIEGOUMIANZHANJIELAOGU,DADAOGONGTONGCHENGZAIDEMUDE。ZAIMOUXIEQINGKUANGXIA,MOBANDEZUZHUANGSHIKUNNANDE,QIEYAODALIANGSHIJIANZUOZHUNBEI。ERCAIYONGHUNNINGTUPENSHEGONGYI,SUIRANMEILIFANGMIPENSHEHUNNINGTUCHENGBENJIAOGAO,DANCONGJIESHENGDEZHUNBEIFEIYONGHESHIJIANSHANGJIANG,GAIFAHAISHIBICHUANTONGDELIMOJIAOGUANHUNNINGTUJINGJISHIYONG。CONGPENSHEFANGSHIHUAFENSHIGONGKEYIFENWEILIANGZHONG:

  (1)GANSHIPENSHEHUNNINGTU:ZAIGAIXITONGZHONG,HUNNINGTUZAIXIANCHANGJINXINGGANBANHE,RANHOUJIANGHUNHELIAOSONGRUZHUANZIPENSHEJI,ZAIYOUGAOSUYUNDONGDEYAFENGJIANGHUNHELIAOYANRUANGUANSHUSONG,DANGDAODAPENSHESHIZAIJIARUSHUI。YOUYUSHIZAISHULIAORUANGUANDEMODUANCAIJIASHUI,YINCIHUNNINGTUBUHUICHONGFENYUSHUIBANYUN,ZAIPENSHEGUOCHENGZHONGHUICHANSHENGXIANGDANGSHULIANGDEFENCHEN。ZHEIJIUYAOQIUZHENGQUEDIZHANGWOJIASHUILIANG,ZHEIZAIHENDACHENGDUSHANGQUJUEYUPENSHESHOUDEJINGYAN。WEILEHUODEYIDINGDEPENSHEHOUDU,BINGZENGQIANG“CHUIJIXIAOYING”,GAIFAXUYAOZAIHUNNINGTUZHONGJIAYIDINGSHULIANGDEGULIAO,YINCI,HUIDANLIANGHUIDADAO30%。

  (2)SHISHIPENSHEHUNNINGTU:ZAISHISHIPENSHEHUNNINGTUSHIGONGZHONG,HUNNINGTUSHIZAIJIAOBANZHANJINXINGBANHE,RANHOUJIANGHUNHELIAOSONGRUSHISHIPENSHEJI,ZAIYOUSHISHIPENSHEJIYANRUANGUANSHUSONGHUNNINGTULIAO,DANGDAODAPENJUSHIYAFENGJIANGHUNHELIAOPENSHEDAOJIEGOUMIAN。

  SI、HUNNINGTULIEFENGYALIZHUJIAOXIUBU

  GONGYEYUMINYONGJIANZHUZHUTICHUXIANLIEFENGSHIFEICHANGPUBIANDE。LIEFENGCHANSHENGDEYUANYINYESHIXIANGDANGFUZADE。JINNIANLAI,SUIZHESHANGPINHUNNINGTUDEGUANGFANSHIYONG,HUNNINGTUZHONGDEYIXIETIANJIACHENGFENYESHIYINQILIEFENGDEZHIJIEYUANYIN。LIEFENGSHIHUNNINGTUJIEGOUKENENGJINYIBUPOHUAIDEDIYIGEXINHAO,RUGUOBUJISHIJINXINGXIUBU,SUIZHESHIJIANDEJINXINGKENENGHUIZAOCHENGJIEGOUDEYANZHONGPOHUAI,YINGXIANGDAOZHENGCHANGSHIYONG。XIUBUKEYIYOUBIAOMIANXIUBUHENEIBUXIUBULIANGZHONGGONGFA,BIAOMIANXIUBUKEYICAIYONGZHANJIETANXIANWEIBUDEFANGFA。

  CHANGYONGJIEGOUNEIBUDEXIUBUFANGFASHI:CAIYONGYALIZHUSHEDEFANGFAJIANGDIZHANDUDEGAOFENZIJIEGOUJIAOZHURUJIEGOUDELIEFENGZHONG,JIEGOUJIAOGUHUAHOUJIANGHUNNINGTULIEFENGZHANHAO,JIKEHUIFUHUNNINGTUDEZHENGTIXINGYOUFENGBILELIEFENGFANGZHISHUIJIYOUHAIQITIDUIJIEGOUNEIBUDEQINSHI。SUOSHIYONGDEGUANFENGJIEGOUJIAOLIUDONGXINGHAO,BUSHOUSUO,KANGYA、KANGWANQIANGDUGAO,HEHUNNINGTUYOULIANGHAODEZHANJIEXING,GUHUASHIJIANJIAOZHANG,KEYITONGGUOZHUSHEQIYAZHUCHONGMANHUNNINGTUNEIBU。CIZHONGFANGFACHANGYONGYUXIUFU0.2~2mmHUNNINGTUDELIEFENG。

  LIEFENGXIUBUSHIGONGJINNIANLAISHIYONGDEDUOWEIZHUANYONGGUANZHUJIAO,PEIHEFENGFENGJIAOYIQISHIYONG。ZHUANYONGGUANZHUJIAOJUYOUZHANDUDI、ZHANJIELIDA、WUSHOUSUODENGTEDIAN,KEGUANZHUSHIJIANJIAZHANGZHI1~2XIAOSHI。CAIYONGDIYAZHUSHEFAGUANZHUSHIGONGBIJIAOJIANDAN,BUXUYAODAXINGSHEBEIHENSHIHEZAIZHENGZAISHIYONGDEJIANZHUWUGAIZAOJIAGUZHONGYINGYONG。XIANZAISHIMIANSHANGHAITUICHUYIZHONGZHUANYONGGUANZHUGONGJU,JUYOUTIJIXIAO,SHIGONGBIANJIE,CHENGBENDILIANDENGYOUDIAN。QIANJINIANZAILIEFENGGUANZHUSHIGONGZHONG,DUOSHIYONGCHUNHUANYANGSHUZHIHUOZIXINGDIAOPEIGUODEHUANYANGSHUZHIJIANGYE。YOUYUBUNENGDUIHUAXUEYUANCAILIAODEZHILIANGJINXINGYOUXIAOKONGZHI,TONGCHANGSHIDESUOYONGJIAOTIXICHOUBUYI,ZANCHENGGUANJIANGJIEGUOBUGOULIXIANG。ZHUJIAOCHULIGUOLIEFENGHUNNINGTU,KECAIYONGYALIZHUSHUILAIJIANCEMIFENGXING,BIYAOSHIKEZUOQIEKUAISONGJIAN。BIXUZHICHUDESHI,ZHEIZHONGLIEFENGZHUJIAOGONGFA,SUOSHIYONGDEDUIXIANGSHIHUNNINGTUJIEGOUHUOJUBEIYIDINGQIANGDUDEJICAI,ERBUSHIYONGYUZHUANQITIJIEGOU。

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