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  • 钢结构防火涂料施工

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超薄型钢结构防火涂料施工技术研究

 ZHAIYAO:CHAOBOXINGGANGJIEGOUFANGHUOTULIAODEFANGHUOTUCENGHOUDUBUDAYU3mm,ZHUYAOYIRONGJIXINGWEIZHU,JUYOUHENHAODEZHUANGSHIHELIHUAXINGNENG。ZHONGDIANYANJIUGANGJIEGOUBIAOMIANCHULIFANGFA、FANGHUOTULIAOSHIGONGHUANJINGYIJIFANGHUOTULIAODESHIGONGGONGYIDUIFANGHUOTULIAOTUZHUANGXIAOGUODEYINGXIANG,YIQIDUICHAOBOXINGFANGHUOTULIAOZUIJIASHIGONGGONGYIDEXUANZETIGONGCANKAO。

   GUANJIANCI:CHAOBOXING;FANGHUOTULIAO;SHIGONGJISHU;GANGJIEGOU

   0 引言

   XIANDAIJIANZHUWUDEZHUYAOCHENGZHONGGOUJIANDADUOCAIYONGJIANGUYOUQINGBIANDEGANGCAI,ZAIHUODEZUOYONGXIA,GANGCAIBUHUIRANSHAO,DANSHIZAIGAOWENHUOYANDEZHIJIEZHUOSHAOXIA,QIANGDUHUISUIZHEWENDUDESHANGSHENGERJIANGDI,DANGDADAOYIGEJIXIANLINJIEDIANSHI,QIANGDUJIUHUIXIANZHUDIJIANGDIERSHIQUCHENGZAILI。YIBANGANGCAISHIQUQIANGDUDELINJIEWENDUWEI500℃,ERXIANWEIZHIHUOYANXIAZHUOSHAO5minWENDUJIUKEDADAO556℃,YINCIGANGJIEGOUDEFANGHUOCUOSHIDUIYUHUOZAIFASHENGSHIWANJIUSHENGMINGHEJIANSHAOCAICHANSUNSHIQIZHEZHIGUANZHONGYAODEZUOYONG[1]。

   CAIYONGFANGHUOTULIAOJINXINGGANGJIEGOUFANGHUOBAOHUSHIYOUXIAODEFANGHUOCUOSHIZHIYI,ERCHAOBOXINGFANGHUOTULIAOYOUYUTUCENGCHAOBO,GONGCHENGSHIYONGLIANGJIAOHOUXING、BOXINGGANGJIEGOUFANGHUOTULIAODADAJIANSHAO,CONGERJIANGDILEGONGCHENGFEIYONG,ZAIMANZUGANGJIEGOUFANGHUOYAOQIUDETONGSHI,YENENGMANZURENMENGAOZHUANGSHIXINGYAOQIU,SHIMUQIANXIAOFANGBUMENDALITUIGUANGDECHANPIN。JIYUMOUXIANGMUSHIGONGXIANCHANGCHAOBOXINGGANGJIEGOUFANGHUOTULIAO(YIXIAJIANCHENGFANGHUOTULIAO)XIANCHANGTUZHUANGJINGYAN,DUIFANGHUOTULIAOSHIGONGGONGYIJINXINGLEBIAOMIANCHULIFANGFA、SHIGONGHUANJINGJISHIGONGFANGFADUIFANGHUOTULIAOTUZHUANGXIAOGUOYINGXIANGDEYANJIU。

   1·钢结构表面处理方法的研究

   WEILECHONGFENFAHUIFANGHUOTULIAODUIJICAIDEBAOHUTEXING,CHUCAILIAOBENSHENDEZHILIANGWAI,JICAIDEBIAOMIANCHULIZHILIANGZHIJIEYINGXIANGTUZHUANGGONGCHENGDEZHILIANG。GANGJIEGOUBIAOMIANCHULIDEMUDEZHUYAOYOUSANGE:

   1)JIEGOUCHULI:SHOUXIANJINXINGYIDINGDEJIEGOUCHULI,RURUIBIANDEDAMO、DAOJIAODEMOYUAN、FEIJIANDEQUCHU、HANKONGDEBUHANJIMOPINGDENG;

   2)BIAOMIANQINGJIE:CHUQUBIAOMIANSHANGDUITULIAOYOUSUNHAIDEWUZHI,TEBIESHIYANGHUAPI、TIEXIU、KERONGXINGYAN、YOUZHI、SHUIFENDENG;

   3)BIAOMIANCUCAODU:BIAOMIANCUCAODUZENGDALETUCENGDEJIECHUBIAOMIAN,BINGYOUJIXIEWENHEZUOYONG,TIGAOLETUCENGDUIDICAIDEFUZHELI。

   BIAOMIANCHULIDEFANGFADUOZHONGDUOYANG,YINGGENJUBEITUJICAIDEBIAOMIANZHUANGTAI、WURANCHENGDUYIJITULIAODESHIGONGXINGNENGLAIXUANZE。BIAOMIANCHULIANCHULIFANGSHIKEFENWEI:RONGJIQINGLI、HUAXUEQINGLIHEJIXIEQINGLI。

 1.1RONGJIQINGLI

   RONGJIQINGLIZHUYAOMUDESHIDUIFUZHEZAIJICAIBIAOMIANDEYOUZHIJINXINGQINGCHU,YOUZHIDECUNZAIHUIYANZHONGYINGXIANGTUZHUANGGONGCHENGZHILIANG,ZAOCHENGTUCENGTUOLUO。RONGJIQINGXICHANGYONGDECAILIAOYOUJIANYE、YOUJIRONGJI、RUHUAJIDENG。QINGCHUJICAIBIAOMIANYOUZHISHIYINGGENJUYOUZHIQINGKUANG,XUANYONGSHIHEDERONGJI。YOUJIRONGJISHIZUICHANGXUANYONGDEQINGXIRONGJI,LIRUQIYOU、、SONGJIEYOU、SHINAOYOU、SONGXIANGSHUI、JIABEN、ERJIABEN、HANLVRONGJIDENG。CHANGYONGDEYOUZHIQINGXIFANGFAZHUYAOYOU:CASHI、JINPAO、PENSHE、HUOYAN、ZHENGQIHEDENG。ZAIYIBANGANGJIEGOUDEZHIZUOGUOCHENGZHONG,CASHICHUYOUSHIZUIWEIBIANJIEYOUXIAODEFANGFAZHIYI。

   1.2HUAXUECHULI

   HUAXUECHULICHANGJIANDEWEISUANXI。SUANXISHILIYONGWUJISUANHUOYOUJISUANYUGANGTIEBIAOMIANDEYANGHUAPI、TIEXIUJINXINGFANYING,SHENGCHENGKERONGXINGTIEYAN,RANHOUJIANGQICONGGANGTIEBIAOMIANQINGCHU。CHANGCAIYONGJINZI、PENLINHESHUATU3ZHONGCHULIFANGSHI。SUANXIKEYICHULIXIAOXINGGOUJIAN、6mmYIXIADEBOBANHEGUANCAIDENG。SUANXIDEQUEDIANSHIHUIZAOCHENGYIDINGDETIESUN、WUFATIGONGLINGRENMANYIDEBIAOMIANCUCAODU,DUIYUFANGHUOTUZHUANGGONGCHENGERYAN,MANZUSHEJIYAOQIUDEBIAOMIANCUCAODUDUIYUZUIZHONGDEFANGHUOGONGCHENGZHILIANGZHIGUANZHONGYAO。

   1.3JIXIECHULI

   MUQIANJIXIECHULIDEFANGFAZHUYAOYOU:DONGLIGONGJUQINGLI、PAOWANQINGLIJIQINGLI。

   1)DONGLIGONGJUQINGLIKEYIQINGCHUGANGTIEBIAOMIANSONGSANDEYANGHUAPI、TIEXIU、JIUQIMOHEQITAYOUHAIWUZHI,DANSHIBUNENGCHUQUFUZHELAOGUDEYANGHUAPI、TIEXIUHEJIUQIMO。DONGLIGONGJUQINGLIDECHANGYONGGONGJUYOUSHALUN、SHAZHIPAN、XUANZHUANGANGSIPAN、ZHUIXINGXIAOSHALUNDENG。

   2)PAOWANQINGLISHILIYONGPAOWANJIPAOTOUSHANGDEYELUNZAIGAOSUXUANZHUANSHISUOCHANSHENGDELIXINLI,BAMOLIAOYIHENGAODEXIANSUDUSHEXIANGBEICHULIDEGANGCAIBIAOMIAN,CONGERDADAOQINGLIBIAOMIANDEMUDE。PAOWANQINGLIDEXIAOLVHENGAO,KEYIZAIMIBIDEHUANJINGXIAJINXING,YOUXICHENZHUANGZHI,KEYIJIANXIAODUIHUANJINGDEWURAN,SHIMUQIANGANGJIEGOUBIAOMIANCHULIGUOCHENGZHONGYINGYONGZUIWEIGUANGFANDEFANGSHI。

   3)PENSHAQINGLISHIYIYASUOKONGQIWEIDONGLI,JIANGMOLIAOYIYIDINGSUDUPENXIANGBEICHULIBIAOMIAN,YICHUQUYANGHUAPI、TIEXIUDENGWUWUDEYIZHONGBIAOMIANCHULIFANGSHI。PENSHAQINGLIYIGANGWAN、GANGSHA、SHIYINGSHA、TONGKUANGSHADENGZUOWEIMOLIAO,DUOYONGYUDAXINGJIEGOUJIANDEBIAOMIANCHULI。

   SHIJIANBIAOMING,ZAIGANGJIEGOUBIAOMIANCHULIGUOCHENGZHONG,CAIYONGRONGJIQINGXIYUPENSHA/PAOWANCHULIXIANGJIEHEDEGONGYIFANGFA,KEYIZUIDACHENGDUDITIGAOBIAOMIANCHULIZHILIANGBINGBAOZHENGHOUXUDETUZHUANGZHILIANG。PENSHA/PAOWANSUOYONGMOLIAOJIAOWEILIXIANGDESHIYOUGANGWANHEGANGSHAZUCHENGDEHUNHEMOLIAO,ZHIJINGZAI0.8~1.5mmWEIYI。

2·施工环境

   SHIGONGHUANJINGDUIFANGHUOTULIAODETUZHUANGXIAOGUOYOUZHEXIANGDANGDADEYINGXIANG,YIBANYAOQIUSHIGONGCHANGSUOWEISHINEIHUANJING,WENDUHESHIDUSHIYI,JUBEILIANGHAODEZHAOMINGJITONGFENGTIAOJIAN。SHIJIANBIAOMING:FANGHUOTULIAOSHIGONGSHI,HUANJINGWENDUYI5~40℃WEIYI,XIANGDUISHIDUYAOQIUDIYU80%,WENDUGUOGAOHUOGUODI,DOUBULIYUFANGHUOTULIAODESHIGONG。RUOWENDUGUOGAO,JIANGHUIZAOCHENGTUCENGKAILIETUOLUO;RUOWENDUGUODI,FANGHUOTULIAOGUHUASUDUHUANMAN,JIANGHUIYANZHANGSHIGONGZHOUQI。TONGSHIYEBUNENGZAIHUWAIHUANJINGJINXINGFANGHUOTULIAODESHIGONG,FANGHUOTULIAODETEXINGJUEDINGQITUCENGNEIBUHUICUNZAIYIDINGDEKONGXI,RUYUYUWUTIANQI,SHUIQIHUIJINRUTUCENGNEIBU,JIANGZAOCHENGTUCENGQIPAOTUOLUO。YINCI,LIANGHAODESHIGONGHUANJINGDUIYUFANGHUOTULIAODESHIGONGZHIGUANZHONGYAO。

   3·施工方式

   MUQIANFANGHUOTULIAODESHIGONGFANGSHIZHUYAOYOUSHUATU、GUNTUHEPENTU。

   3.1SHUATU

   SHUATUSHIZUIJIANDANDESHOUGONGTUZHUANGFANGSHI,SHENTOUXINGQIANG,KEYISHENRUDAOXIKONG、KONGXIZHONG,KEYIDADAZENGQIANGTUCENGDEFUZHELI,ZHUYAOYONGYUXIAOMIANJIDETUZHUANGSHIGONG。SHIJIANBIAOMING:YOUYUFANGHUOTULIAOZISHENDENIANCHOUDUJIAOGAO,LIUPINGXINGNENGJIAOCHA,CAIYONGSHUATUSHIGONGXIAOLVDIXIA,NANYIXINGCHENGJIAOHOUDETUCENGHOUDU,QIEYICHANSHENGMINGXIANSHUAHEN,YIBANBUJIANYISHIYONGSHUATUDEFANGSHIJINXINGFANGHUOTULIAOSHIGONG。

   3.2GUNTU

   GUNTUSHIYIGUNTONGZUOTULIAODEZAITI,TULIAOZAIGUNTONGBIAOMIANXINGCHENGYIDINGHOUDUDESHIMO,RANHOUJIEZHUGUNTONGZAIZHUANDONGGUOCHENGZHONGYUBEITUBIAOMIANJIECHU,JIANGTULIAOTUFUZAIBEITUBIAOMIAN。GUNTUSHIYONGYUJIAODAMIANJIDETUZHUANG,XIAOLVGAOYUSHUATU。FANGHUOTULIAOSHIGONGSHI,CAIYONGGUNTUDEFANGSHI,YIYUHUODEJIAOHOUDETUCENGHOUDU,JIESHENGSHIGONGSHIJIAN。DANSHI,YOUYUFANGHUOTULIAODENIANDUJIAOGAO,GUNTUHOUDETUCENGBIAOMIANBUPINGZHENG,WAIGUANJIAOCHA。

   3.3PENTU

   CHANGJIANDEPENTUFANGSHIFENWEIKONGQIPENTUHE。

   1)KONGQIPENTUSHILIYONGYASUOKONGQI,JIANGTULIAOCONGRONGQIDEQIANGKOUZHONGPENCHU,BINGSHITULIAOJISUKUOSANXINGCHENGWUZHUANG,PENTUDAOBIAOMIANDEDAOJUNYUNTUTUCENG。KONGQIPENTUSHOUPENTUYALIDEXIANZHI,YIBANSHIYONGYUDINIANDUDETULIAO,DUIYUFANGHUOTULIAOZHEIZHONGNIANDUJIAOGAODETULIAOBINGBUSHIYONG。

   2)WUQIPENTUYECHENGGAOYAWUQIPENTU,TASHILIYONGYASUOKONGQIZUOWEIDONGLI,QUDONGYEYABENG,JIANGTULIAOZHIJIEZENGYA,TONGGUOGAOYARUANGUAN、PENQIANG、SHUNSHIPENCHU,XINGCHENGSHANXINGWUZHUANG,XUNSUPENXIANGBEIPENTUBIAOMIANXINGCHENGQIMO。FANGHUOTULIAOCAIYONGWUQIPENTUJINXINGSHIGONG,YOUYIXIAYOUDIAN:a.SHIGONGXIAOLVJIAOGAO;b.TUCENGDEZHILIANGHAO,WAIGUANPINGZHENG;c.YIBANBUYONGEWAITIANJIAXISHIJI。QUEDIANSHIRONGYIZAOCHENGJIAODADETULIAOSUNHAO,ZENGJIASHIGONGCHENGBEN。

 3.4HELIXUANZESHIGONGFANGSHI

   ZAIFANGHUOTULIAOSHIGONGGUOCHENGFAXIAN,RUCAIYONGDANYIDEGUNTUHUOWUQIPENTU,DOUWUFAQUDELINGRENMANYIDESHIGONGXIAOGUO。CAIYONGDANYIGUNTUHUIZAOCHENGZUIHOUDETUCENGBIAOMIANBUPINGZHENG,YINGXIANGZUIZHONGDETUCENGWAIGUAN,RUTU1SUOSHI;ERCAIYONGDANYIDEWUQIPENTU,TULIAODECHENGBENJIANGHUIZENGJIA3BEI~5BEI,XIAOYIDADAJIANGDI。

   SHIJIANBIAOMING,CAIYONGGUNTUJIAWUQIPENTUXIANGJIEHEDEFANGSHI,KEYIQUDELINGRENMANYIDESHIGONGXIAOGUO,RUTU2SUOSHI。ZAIMOUGANGJIEGOUFANGHUOGONGCHENGXIANGMUZHONG,SHEJIYAOQIUDEFANGHUOTUCENGHOUDUWEI2100μm,TULIAOCHANGJIAYAOQIUFANGHUOTULIAODEDANDAOTUCENGGANMOBUNENGCHAOGUO300μm。CAIYONGGUNTUJIAWUQIPENTUXIANGJIEHEDESHIGONGFANGFA,ZAIGANGJIEGOUWANCHENGBIAOMIANCHULIHOU,XIANJINXINGFANGXIUDIQIDEPENTUSHIGONG,DAIDIQIWANQUANGUHUAHOU,CAIYONGGUNTUDEFANGSHIJINXINGFANGHUOTULIAODETUFU,YIMEIDAO300μmDETUCENGHOUDUJINXINGDIEJIASHIGONG。DAITUCENGHOUDUDADAO1500μmHOU,CAIYONGSHALUNHUOSHAZHIPANJIANGBIAOMIANBUPINGZHENGDEDIFANGJINXINGMOPINGCHULI,MOPINGHOUCAIYONGWUQIPENTUDEFANGSHIJIXUJINXINGFANGHUOTULIAODESHIGONG,ZHIZHIFANGHUOTUCENGHOUDUMANZUSHEJIYAOQIU,ZUIHOUZAIANSHEJIYAOQIUJINXINGMIANQIDEPENTUSHIGONG。RUCICAOZUO,BUDANKEYIDEDAOLINGRENMANYIDETUCENGWAIGUAN,HAIKEYIJIANGDITULIAOSUNHAO、JIEYUECHENGBEN。

4·结语

   SUIZHEGANGJIEGOUZAIJIANZHUYEZHONGDEGUANGFANYINGYONG,GANGJIEGOUFANGHUOTULIAOYEDEDAOYUELAIYUEDUODEYINGYONG。CHAOBOXINGFANGHUOTULIAOZI1995NIANWENSHIYILAI,YIQIBUKEDAITIDEYOUSHICHENGWEIMUQIANGANGJIEGOUFANGHUOBAOHUDESHOUXUANCHANPIN[2]。ZAISHIJIYINGYONGZHONG,RUHEJINYIBUWANSHANSHIGONGGONGYI,JIANGDIFANGHUOTULIAOCHENGBEN,JIEJUEHUANJINGTIAOJIANDUIFANGHUOTULIAOSHIGONGDEZHUDUOXIANZHI,JIANGSHIJINHOUGANGJIEGOUFANGHUOTULIAOSHIGONGJISHUDEYANJIUFANGXIANGZHIYI。

   CANKAOWENXIAN

   [1]LIUXIN.FANGTULIAOYUTUZHUANGYINGYONG[M].BEIJING:HUAXUEGONGYECHUBANSHE,2008.

   [2]HUXUDONG,LUOYONGGUO,SHAODEJIN.GANGJIEGOUYONGCHAOBOXINGFANGHUOTULIAODESHIGONGFANGFAHEZHILIANGKONGZHI[J].ZHONGGUOZIYUANZONGHELIYONG,2009(4):31-32.