1. 首shou先xian,安an裝zhuang短duan鑽zuan杆gan作zuo業ye中zhong,將jiang牙ya輪lun鑽zuan頭tou與yu短duan鑽zuan杆gan緊jin密mi連lian接jie。通tong過guo機ji械xie臂bi操cao作zuo,將jiang短duan鑽zuan杆gan送song入ru機ji架jia並bing固gu定ding在zai機ji頭tou,隨sui後hou機ji械xie臂bi回hui縮suo,確que保bao機ji頭tou下xia移yi,使shi鑽zuan頭tou接jie觸chu到dao地di層ceng。接jie著zhe,在zai機ji架jia底di座zuo預yu先xian安an裝zhuang好hao扶fu正zheng半ban卡ka環huan,以yi穩wen定ding鑽zuan杆gan。2. 開始鑽孔時,先開啟水源,使用較低的壓力(約2-4兆帕)和低轉速,進行間歇性推進,同時配合上下提動鑽頭清
1. 首shou先xian,安an裝zhuang短duan鑽zuan杆gan作zuo業ye中zhong,將jiang牙ya輪lun鑽zuan頭tou與yu短duan鑽zuan杆gan緊jin密mi連lian接jie。通tong過guo機ji械xie臂bi操cao作zuo,將jiang短duan鑽zuan杆gan送song入ru機ji架jia並bing固gu定ding在zai機ji頭tou,隨sui後hou機ji械xie臂bi回hui縮suo,確que保bao機ji頭tou下xia移yi,使shi鑽zuan頭tou接jie觸chu到dao地di層ceng。接jie著zhe,在zai機ji架jia底di座zuo預yu先xian安an裝zhuang好hao扶fu正zheng半ban卡ka環huan,以yi穩wen定ding鑽zuan杆gan。
2. 開始鑽孔時,先開啟水源,使用較低的壓力(約2-4兆帕)和he低di轉zhuan速su,進jin行xing間jian歇xie性xing推tui進jin,同tong時shi配pei合he上shang下xia提ti動dong鑽zuan頭tou清qing除chu孔kong內nei的de碎sui石shi。在zai整zheng個ge過guo程cheng中zhong,要yao密mi切qie關guan注zhu測ce量liang數shu據ju,一yi旦dan發fa現xian孔kong位wei偏pian離li,應ying立li即ji調tiao整zheng,如ru果guo偏pian斜xie過guo大da,則ze需xu要yao重zhong新xin開kai孔kong,避bi免mian對dui鑽zuan具ju造zao成cheng損sun害hai。
3. 完wan成cheng短duan鑽zuan杆gan鑽zuan孔kong後hou,遵zun循xun先xian停ting機ji後hou停ting水shui的de原yuan則ze。按an照zhao步bu驟zhou更geng換huan鑽zuan杆gan,利li用yong扶fu正zheng半ban卡ka環huan支zhi撐cheng,繼ji續xu使shi用yong小xiao鑽zuan壓ya和he低di轉zhuan速su推tui進jin。當dang鑽zuan杆gan完wan全quan進jin入ru導dao孔kong後hou,關guan閉bi水shui源yuan,卸xie下xia此ci根gen鑽zuan杆gan,換huan上shang穩wen定ding器qi推tui進jin至zhi導dao孔kong內nei。重zhong複fu上shang述shu過guo程cheng,每mei次ci鑽zuan孔kong深shen度du超chao過guo3米後,可以逐步調整到正常參數,增加軸向壓力並提升轉速。
zaidadaoxiangkongdeguochengzhong,suizheshenduzengjiahezuanganshuliangzengduo,zuantousuoshoutuijinlihuizengda。weilekongzhizhezhongzengdadeyingxiang,jianyishishijiangdituijinyali,jutilaishuo,meizengjia9根鑽杆,大約減少0.5兆帕的壓力以保持鑽進的穩定性。