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振孔高噴施工工藝及其專用設備
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 振孔高噴施工工藝及其專用設備

       摘要:振孔高噴施工工藝及其專用設備是四平東北巖土工程公司發明的應用于地下連續墻施工的專利技術。是振動造孔技術與高壓噴射灌漿技術的巧妙結合,實現鉆噴一體化,是對常規鉆孔高噴技術的重大變革,使工效、質量得以數倍提高。振孔高噴工藝可以定噴、擺噴、旋噴三種形式進行防滲墻、擋土墻等工程的施工。此工藝已廣泛應用于水庫、堤壩除險加固及水工建筑物基礎處理工程。

  關鍵詞:振孔高噴,施工工藝,基礎處理,應用介紹

  1、概述

  ZHENKONGGAOPENSHIGONGGONGYIJIQIZHUANYONGSHEBEISHISIPINGDONGBEIYANTUGONGCHENGGONGSIFAMINGDEYINGYONGYUDIXIALIANXUQIANGSHIGONGDEZHUANLIJISHU。SHIZHENDONGZAOKONGJISHUYUGAOYAPENSHEGUANJIANGJISHUDEQIAOMIAOJIEHE,SHIXIANZHANPENYITIHUA,SHIDUICHANGGUIZHANKONGGAOPENJISHUDEZHONGDABIANGE,SHIGONGXIAO、ZHILIANGDEYISHUBEITIGAO。

  CIGONGYISHIYONGYUGELEIJUNZHITUCENG、SHACENGJISHALUANSHIDICENG。CHENGQIANGZHILIANGHAO、SHIGONGSUDUKUAI。ZUIDACHENGQIANGSHENDU25m,GONGZUOXIAOLVKEDA100m2/TAIRIYISHANG,QIANGTIQIANGDUWEI≥2Mpa,SHENTOUXISHUKZHI≤i×10-6cm/s。

幸运飞艇长  MUQIAN,ZHENKONGGAOPENGONGYIKEYIDINGPEN、BAIPEN、XUANPENSANZHONGXINGSHIJINXINGFANGSHENQIANG、DANGTUQIANGDENGGONGCHENGDESHIGONG。CIGONGYIYIGUANGFANYINGYONGYUSHUIKU、DIBACHUXIANJIAGUJISHUIGONGJIANZHUWUJICHUCHULIGONGCHENG。

  2、工藝原理與特點

  GAIGONGYISHILIYONGDAGONGLVZHENDONGQIJIANGGAOPENGUANZHIJIEZHENZHIYUDINGSHENDU(SHEJISHENDU),SHIZAOKONGHEXIAGUANYICIWANCHENG,JIEHEXIAOKONGJU,CHONGFENLIYONGGAOYAPENSHELIUJINPENZUIDEGAONENGQUQIEGEDICENG,CONGERSHIXIANKUAISUTISHENGDEYIZHONGXINGONGYI。QITEDIANSHISHIGONGBUYONGFENXUSHIXIANZHONGFUQIEGEDICENG,JUYOUGAOXIAOLV、DICENGSHIYINGXINGQIANG、CHENGQIANGZHILIANGHAODENGTEDIAN。

  ZHENKONGGAOPENGONGYIYUANLIJIANTU1:

  3、振孔高噴連接方式

  ①ZHENKONGBAIPENLIANJIEFANGSHI:CAIYONGSHIGONGZHOUXIANFANGXIANGDUIPENFANGSHIJIANXIATU:

  ②ZHENKONGXUANPENLIANJIEFANGSHI:CAIYONGSHIGONGZHOUXIANFANGXIANGTAOJIEFANGSHIJIANXIATU:

  4、施工工藝流程

  (1)SHIGONGCHENGXU

幸运飞艇长  ZHENKONGGAOPENSHIGONGCHENGXUWEI:

幸运飞艇长  SHIGONGZHUNBEI→QUEDINGKONGWEI→GAOPENJIJIUWEI→DIAOZHENGGAOPENGUANCHUIZHIDU→GONGQI、GONGJIANG、DIMIANSHIPEN→ZHENDONGCHENGKONGZHISHEJISHENDU→BAIDONG(HUOXUANZHUAN)TISHENGPENSHEZHISHEJIGAOCHENG→GAOPENJIESHUTICHUGAOPENGUAN→JINRUXIAYILIUCHENG。

  (2)ZHENKONGGAOPENGONGYILIUCHENGTUJIANTU4:

  5、施工技術參數

  5.1ZHENKONGBAIPEN

  ERGUANZHENKONGBAIPENCAIYONGDANPAIKONGDUIJIEXINGSHILIANJIECHENGQIANG。SHIGONGJISHUCANSHUYIBANTONGGUOXIANCHANGSHIYANQUEDING,YIWANGGONGCHENGSUOSHIYONGDEZHUYAOSHIGONGJISHUCANSHURUXIA:

幸运飞艇长  KONGJU:80~120cm;

幸运飞艇长  KONGSHEN:ANSHEJITUZHI(RUYAN0.3~0.5m);

  TISHENGSUDU:20~40cm/min;

  JIANGYA:30~38MPa(DUOSHUQINGKUANGXIAWEI32~35MPa);

  JIANGLIANG:70~100L/min;

幸运飞艇长  FENGYA:0.5~1.0MPa;

幸运飞艇长  FENGLIANG:2~5m3/min;

幸运飞艇长  JIANGYEMIDU:1.35~1.45g/cm3;

  BAIDONGSUDU:30~40CI/FEN;

  BAIJIAO:20°~30°;

  KONGXIELV:≤1.0%。

  5.2ZHENKONGXUANPEN

幸运飞艇长  ERGUANZHENKONGXUANPENCAIYONGSHIGONGZHOUXIANTAOJIEFANGSHILIANJIECHENGQIANG。SHIGONGJISHUCANSHUYIBANTONGGUOXIANCHANGSHIYANQUEDING,YIWANGGONGCHENGSUOSHIYONGDEZHUYAOSHIGONGJISHUCANSHURUXIA:

幸运飞艇长  KONGJU:60~80cm;

幸运飞艇长  KONGSHEN:ANSHEJITUZHI(RUYAN0.3~0.5m);

  TISHENGSUDU:15~25cm/min;

  JIANGYA:30~38MPa(DUOSHUQINGKUANGXIAWEI32~35MPa);

幸运飞艇长  JIANGLIANG:70~100L/min;

  FENGYA:0.5~1.0MPa;

幸运飞艇长  FENGLIANG:2~5m3/min;

  JIANGYEMIDU:1.35~1.45g/cm3;

幸运飞艇长  XUANZHUANSUDU:16~20r/min;

  KONGXIELV:≤1.0%。

  6、施工準備

幸运飞艇长  6.1ZHUYAOFUZHUSHESHI

  (1)SHIGONGPINGTAI

  SHIGONGPINGTAIYAOQIUPINGZHENG、JIANSHI,QUEBAOSHIGONGANQUAN,SHIGONGPINGTAIDINGKUANBUXIAOYU6m,BIANPOPODUXIAOYU1:1,TAIMIANGAOCHUZUIDASHUIMIAN1mYISHANG,TAIMIANQIFUCHAXIAOYU10cm。

  (2)GONGDIANXITONG

  DANJISHIGONGYAOQIUDIANRONGLIANG≥300KVA,GONGDIANDIANYA400V。SHIGONGQIJIANYAOQIULIANXUGONGDIAN。

  (3)GONGSHUIZHAN

幸运飞艇长  ZAISHIGONGFUJINANZHUANGQIANSHUIBENG,CHOUQUHESHUI(HUOKUSHUI)XIANGJIAOBANZHANGONGSHUI,MANZUSHIGONGYONGSHUIYAOQIU。

  (4)GAOYABENG

  GAOYABENGDEBENGYAYAOMANZUZUIGAOPENSHEYALIDEYAOQIU,YAOYOUYITAIBEIYONGBENG,YIBAOZHANGSHIGONGDESHUNLIJINXING。

  6.2、ZHUYAOCAILIAO

  (1)SHUINI

  SHIGONGSHIYONGDESHUINIWEI32.5JIPUTONGGUISUANYANSHUINI。SHIYONGDESHUINIYAOYOUCHUCHANGJIANYANBAOGAODAN,GEXIANGZHIBIAODADAOGB175-1999BIAOZHUN。SHIYONGZHONGDUISHUINIJINXINGCHOUJIAN,YIBAN200~400tWEIYIQUYANGDANWEI。

  (2)BANHESHUI

  GAOYAPENSHEJIANGYEBANHEYONGSHUIYIBANKEYONGHESHUIHUOSHUIKUSHUI,QISHUIZHIFUHE《HUNNINGTUBANHEYONGSHUIBIAOZHUN》(JGJ63-90)DI3.0.4TIAODEGUIDING。

  7、振孔高噴施工主要控制過程

  (1)KONGWEIDINGWEI:YOUCELIANGRENYUANFUZEKONGWEIFANGYANG,ZUOHAOBIAOJIJIBIANHAO。SHIGONGZHONG,CAOZUORENYUANZHUNQUEDINGWEI,DINGWEIYUNXUWUCHA±5cm。

  (2)DIAOZHENGZHENGUANDECHUIZHIDU:JIXIEDINGWEIHOU,YOUCAOZUOBANCHANGDIAOZHENGJIXIEDESHUIPINGDUHEPENGUANDECHUIZHIDU,QUERENZAIKONGZHIZHIBIAOYINEI,FANGKEJINXINGZHENKONGCAOZUO。

幸运飞艇长  (3)ZHENDONGZAOKONG:XIAZHENSHIJIANGYA8~10MPa,ZHENZHISHEJISHENDU。

幸运飞艇长  (4)BAI(XUAN)PENGUANJIANG:ZHENZHIYUDINGSHENDUHOU,JIANGQI、JIANGDIAODAOSHEJIZHIZAIKONGDIPENSHE,DAIKONGKOUFANJIANGZHENGCHANGHOU,ANSHEJICANSHUBAIDONG(XUANZHUAN)、TISHENG、GUANJIANGZHISHEJIGAOCHENG。

  (5)FUPENCHULI:ZAICHUXIANJIXIEGUZHANG、JIANGZUIDUSAIDENGYUANYINZAOCHENGSHIGONGZHONGDUANHUOSHIJISHIGONGCANSHUWEIDADAOJISHUYAOQIUSHI,ZAISHIGONGJISHUYUANHUOJIANLIGONGCHENGSHIDEZHIDAOXIAJINXINGFUPENCHULI,FUPENDAJIECHANGDUKONGZHIWEI≥0.5m。

幸运飞艇长  (6)GAOPENGUANJIANGJIESHU,YINGLIYONGHUIJIANGHUOSHUINIJIANGJISHIHUIGUAN,ZHIZHIKONGKOUJIANGMIANBUXIAJIANGWEIZHI。

  8、施工主要設備

  SHIGONGZHUYAOSHEBEIYOU:DY-90HUODY-60ZHENKONGGAOPENJI、GPB-90WDFXINGGAOYAJIANGBENG、GAOSUJIAOBANJI、CHUJIANGJIAOBANTONG、KONGYAJI、GONGSHUIBENG、PAIWUBENG、DIAOCHEDENG。

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