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解析套管施工流程套管施工工艺护筒驱动器

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解析套管施工流程套管施工工艺护筒驱动器

发布日期:2019-04-15 作者: 点击:

套管施工流程套管施工工艺护筒驱动器

YI、HUTONGQUDONGQI

1、HUTONGQUDONGQIJIANJIE

HUTONGQUDONGQI(JIANCHENGQUDONGQI)SHIYIZHONGBIANJIEDETAOGUANQUDONGSHEBEI,YOUBAIGUANQIHEQUDONGHUATONG(JIANCHENGHUATONG)ZUCHENG。SHICHANGSHANGBUFENPINPAIJIANGBAIGUANQIJIANHUASHEJI,YUDONGLITOULIANJIEZAIYIQI,DANQUDONGYUANLIRENGBAOCHIBUBIAN。

驱动器下沉套管依靠旋挖钻机自身提供扭矩和加压力,摆管器上连动力头,下连驱动花筒;驱动花筒下连全套管。在使用过程中,驱动器与钻具和钻杆不会发生干涉,可以实现边下沉套管边打捞岩土的组合作业。驱动器的优势在于设备结构简单、采购成本较低,不需要额外增加液压站或其他大型设备辅助施工,在短桩、小直径桩的施工中能有效提高施工效率,降低施工成本。但由于驱动器受限于钻机的扭矩和加压力,在施工中如遇较深桩以及大直径桩会遇到扭矩和加压力不足的问题,且成桩垂直度一般。

2、JUTISHIGONGLIUCHENG

①LIANJIEBAIGUANQIHEHUATONG:DUIZHENGBAIGUANQIHEDONGLITOUDEJIANYUJIANCAOWEIZHI,NINGJINLUOSHUAN;CAIYONGXIAOZHOULIANJIEBAIGUANQIYUHUATONG。

②LIANJIEHUATONGYUTAOGUAN:SHOUXIANDUIJIE di YIJIETAOGUANHETAOGUANXUE,RANHOULIYONGDIAOCHEDIAOZHUTAOGUAN,SHIYONGZHUANGZAIJI/WAJIJIANGGONGRENZAIDAOGAOKONGDUIJIEHUATONGYUTAOGUAN。

③DUIZHENGZHUANGWEI:ZUANJILIANJIEHAO di YIJIETAOGUANYIHOU,DIAOZHENGZUANJISHITAOGUANZHONGXINDUIZHENGZHUANGWEIBIAOZHUDIAN,TONGSHIDIAOZHENGBIANFUYOUGANGJINKENENGJIANGWEIGANSUOHUI,DIAOZHENGZUANJICHUIZHIDUCANSHU,SHIZUANGANCHUIZHI。

④XIADI YIJIETAOGUAN:YOUYUDIBIAOTUCENGMISHIDUCHAJICEZULIXIAO,di YIJIETAOGUANBIJIAORONGYIXIA,ZHIZHITAOGUANDINGBUGAOCHUDIBIAO40~60cm。

⑤XIADI ERJIETAOGUAN:ZHONGFUBUZHOU②;DIAOJIEZUANJIJIANGLIANGJIETAOGUANDUIZHENG、LIANJIE;XIADIERJIETAOGUAN。

⑥ZHONGFUBUZHOU④~⑤,ZHIZHITAOGUANCHEDICHUANYUEBUWENDINGDICENG。

(RUGUOTAOGUANXIAXINGZULIJIAODA,DONGLITOUKEZHENGFANZHUANSHISHIZUANJIN,RUHAIBUNENGZUANJIN,KESHIYONGZUANTOULAOQU,SHIYONGBIANZUANJINBIANXIATAOGUANDEFANGFA,DANSHIZUANTOUSHENDUBUNENGCHAOGUOTAOGUANDIBU。)

⑦QINGKONG、YANKONG、XIAFANGGANGJINLONG、GUANZHU。ZAIGUANZHUGUOCHENGZHONG,JIANYIBIANGUANZHUBIANBATAOGUAN,(CAIYONGBIANGUANZHUBIANQIBATAOGUANSHIYAOBAOZHENGHUNNINGTUYEMIANSHIZHONGGAOYUTAOGUANDIBU2~4m)YIFANGZAIQIBASHIZULIGUODA。TAOGUANSHENDUCHAOGUO18m,JIANYIZENGPEIZHENDONGCHUIHUOBAGUANJIQIBA。

ZAIJINXINGTAOGUANXUANZESHI,ZHENDUIMEIZHONGZHUANGJINGKEGENJUGONGCHENGZHUANGSHENXUQIUXUANZEBUTONGZHANGDUDETAOGUANJIEYIBIANYUTAOGUANZONGZHANGYUGONGCHENGXUQIUPIPEIDUJIAOGAO。DANZAIDANJIEZHANGDUDEXUANZESHANG,JIANYIDANJIE4mDETAOGUANJIEYAOJIAODUOXUANYONG,YIJIANSHAOZAIZHUANGSHENFANWEINEIDETAOGUANJIESHULIANG,ZHEIYANGNENGJIANSHAOTAOGUANDUIJIESHIJIAN,JIANSHAOSHIJIANCHENGBEN。

套管施工流程套管施工工艺护筒驱动器


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