堆積(ji)(ji)體(ti)錨索鉆(zhan)孔跟(gen)管(guan)鉆(zhan)進(jin)工(gong)(gong)藝技術的(de)應(ying)用樓日新(成(cheng)都(dou)理工(gong)(gong)大(da)學,四(si)川(chuan)成(cheng)都(dou)610059)關鍵詞:滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)治理;沖擊(ji)跟(gen)管(guan)鉆(zhan)進(jin);堆積(ji)(ji)體(ti);錨索;抗滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)樁;川(chuan)藏(zang)公(gong)(gong)路工(gong)(gong)程(cheng)(cheng)摘(zhai)要:川(chuan)藏(zang)公(gong)(gong)路二郎(lang)山隧道是國家(jia)“九五”重點(dian)建設工(gong)(gong)程(cheng)(cheng)。長(chang)期(qi)以來龍(long)膽溪(xi)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)影響川(chuan)藏(zang)公(gong)(gong)路這(zhe)一交通大(da)動脈(mo),由于緊鄰公(gong)(gong)路的(de)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)體(ti)規模大(da),滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)面(mian)(mian)深(shen)(shen)(shen)、穩定性差(cha),設計采用了較(jiao)(jiao)長(chang)的(de)堆積(ji)(ji)體(ti)錨索(76m)和較(jiao)(jiao)深(shen)(shen)(shen)的(de)堆積(ji)(ji)體(ti)抗滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)樁(65m),而在國內(nei)外(wai)還沒有類似工(gong)(gong)程(cheng)(cheng)的(de)成(cheng)功(gong)(gong)經驗,特別是在松(song)散堆積(ji)(ji)體(ti)中(zhong)(zhong)(zhong)進(jin)行大(da)口(kou)徑跟(gen)管(guan)鉆(zhan)進(jin),其難度(du)很大(da)。結合(he)工(gong)(gong)程(cheng)(cheng)實踐,前(qian)面(mian)(mian)次成(cheng)功(gong)(gong)開發對心式(shi)(shi)、自銳式(shi)(shi)跟(gen)管(guan)鉆(zhan)具及配套(tao)的(de)工(gong)(gong)藝技術,很好地解決了工(gong)(gong)程(cheng)(cheng)難題,并針對不同性狀的(de)堆積(ji)(ji)體(ti)提出了相應(ying)的(de)施(shi)工(gong)(gong)措施(shi)。B1工(gong)(gong)程(cheng)(cheng)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)體(ti)概況(kuang)川(chuan)藏(zang)公(gong)(gong)路二郎(lang)山隧道是國家(jia)“九五”重點(dian)建設工(gong)(gong)程(cheng)(cheng)。龍(long)膽溪(xi)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)(1號)位于四(si)川(chuan)省天全縣二郎(lang)山隧道東口(kou)龍(long)膽溪(xi)右岸,國道318線(xian)K2729+920～K2730+425處。滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)地形(xing)陡峻,平均(jun)坡(po)(po)度(du)約43°,前(qian)后緣海撥分別為(wei)1840m和2135m。滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)分東西(xi)兩塊:K2729+920～K2730+165為(wei)東塊,K2730+166～425為(wei)西(xi)塊。從監測資料和工(gong)(gong)程(cheng)(cheng)施(shi)工(gong)(gong)所(suo)能(neng)揭示的(de)情況(kuang)看,西(xi)塊滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)體(ti)自公(gong)(gong)路為(wei)界分為(wei)上(shang)下(xia)多級(ji),下(xia)級(ji)又分為(wei)淺、中(zhong)(zhong)(zhong)、深(shen)(shen)(shen)三層(ceng)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)面(mian)(mian)。其中(zhong)(zhong)(zhong)好活躍的(de)是緊鄰公(gong)(gong)路的(de)上(shang)級(ji)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)坡(po)(po)和下(xia)級(ji)的(de)第三層(ceng)滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)面(mian)(mian)。西(xi)塊規模大(da),滑(hua)(hua)(hua)(hua)(hua)(hua)(hua)(hua)面(mian)(mian)深(shen)(shen)(shen)、穩定性差(cha)。跟(gen)管(guan)可以根據需要進(jin)行彎曲和彎折，適(shi)應(ying)復(fu)雜的(de)布(bu)線(xian)環境。山東實華(hua)機(ji)械跟(gen)管(guan)廠家(jia)供應(ying)

排(pai)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)道鋼(gang)板內襯修(xiu)(xiu)改，適用于大口(kou)徑管(guan)(guan)(guan)(guan)道接(jie)口(kou)錯位、滲(shen)漏的(de)(de)免開挖(wa)接(jie)口(kou)柔性修(xiu)(xiu)改工(gong)(gong)藝技(ji)術，具有(you)規劃合理(li)、實用性強(qiang)、修(xiu)(xiu)改質量高、施(shi)(shi)工(gong)(gong)簡練(lian)、工(gong)(gong)期短、施(shi)(shi)工(gong)(gong)不受地(di)上(shang)(shang)(shang)交(jiao)(jiao)通(tong)、環(huan)境溫濕度(du)的(de)(de)影響(xiang)等特點(dian)。修(xiu)(xiu)復(fu)流(liu)程：通(tong)風(feng)(feng)檢(jian)(jian)(jian)測(ce)(ce)(ce)。翻(fan)開施(shi)(shi)工(gong)(gong)管(guan)(guan)(guan)(guan)段(duan)檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)及前后(hou)檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)自(zi)然通(tong)風(feng)(feng)或(huo)機械通(tong)風(feng)(feng)30分(fen)鐘，運用毒氣(qi)檢(jian)(jian)(jian)測(ce)(ce)(ce)儀對(dui)(dui)施(shi)(shi)工(gong)(gong)管(guan)(guan)(guan)(guan)段(duan)作業井(jing)(jing)(jing)內進行(xing)上(shang)(shang)(shang)中下3個部(bu)(bu)位有(you)毒有(you)害氣(qi)體(ti)(ti)檢(jian)(jian)(jian)測(ce)(ce)(ce)。氣(qi)體(ti)(ti)檢(jian)(jian)(jian)測(ce)(ce)(ce)合格方(fang)可施(shi)(shi)作業業，氣(qi)體(ti)(ti)檢(jian)(jian)(jian)測(ce)(ce)(ce)不合格須繼續通(tong)風(feng)(feng)，直到(dao)氣(qi)體(ti)(ti)檢(jian)(jian)(jian)測(ce)(ce)(ce)合格。封(feng)(feng)堵(du)(du)導流(liu)。氣(qi)囊(nang)封(feng)(feng)堵(du)(du)加砌筑封(feng)(feng)堵(du)(du)墻封(feng)(feng)堵(du)(du)施(shi)(shi)工(gong)(gong)管(guan)(guan)(guan)(guan)段(duan)上(shang)(shang)(shang)游(you)檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)出(chu)水(shui)(shui)(shui)(shui)口(kou)和下面檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)入水(shui)(shui)(shui)(shui)口(kou)，用水(shui)(shui)(shui)(shui)泵(beng)從上(shang)(shang)(shang)游(you)封(feng)(feng)堵(du)(du)檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)的(de)(de)前一(yi)個井(jing)(jing)(jing)將(jiang)水(shui)(shui)(shui)(shui)導流(liu)至(zhi)下面封(feng)(feng)堵(du)(du)檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)的(de)(de)后(hou)一(yi)個井(jing)(jing)(jing)。施(shi)(shi)工(gong)(gong)前預處理(li)用高壓沖(chong)刷吸污(wu)(wu)車(che)對(dui)(dui)作業管(guan)(guan)(guan)(guan)道進行(xing)沖(chong)刷，將(jiang)淤積物沖(chong)刷到(dao)檢(jian)(jian)(jian)查(cha)(cha)(cha)(cha)井(jing)(jing)(jing)內，用吸污(wu)(wu)車(che)抽吸潔(jie)凈。沖(chong)刷水(shui)(shui)(shui)(shui)流(liu)方(fang)向(xiang)宜依(yi)照(zhao)排(pai)水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)流(liu)方(fang)向(xiang)共同(tong)。管(guan)(guan)(guan)(guan)道外（或(huo)管(guan)(guan)(guan)(guan)內）注(zhu)漿固化(hua)土(tu)體(ti)(ti)工(gong)(gong)藝原理(li)小管(guan)(guan)(guan)(guan)徑由(you)路面向(xiang)管(guan)(guan)(guan)(guan)道基層(ceng)灌(guan)漿，灌(guan)漿資料首(shou)要有(you)聚氨酯、水(shui)(shui)(shui)(shui)泥(ni)基類等，現場應根據不同(tong)的(de)(de)實際需要進行(xing)選(xuan)擇不同(tong)的(de)(de)資料針對(dui)(dui)存在洼陷變形、決裂滲(shen)漏水(shui)(shui)(shui)(shui)嚴(yan)峻(jun)部(bu)(bu)分(fen)的(de)(de)管(guan)(guan)(guan)(guan)道施(shi)(shi)行(xing)土(tu)體(ti)(ti)固化(hua)。小管(guan)(guan)(guan)(guan)徑土(tu)體(ti)(ti)固化(hua)施(shi)(shi)工(gong)(gong)①施(shi)(shi)工(gong)(gong)機械鉆(zhan)孔機械：選(xuan)用100型（或(huo)300型）工(gong)(gong)程地(di)質鉆(zhan)機，套管(guan)(guan)(guan)(guan)護壁(筆(bi)直鉆(zhan)孔時選(xuan)用)，或(huo)許選(xuan)用跟管(guan)(guan)(guan)(guan)鉆(zhan)機(選(xuan)用108mm套管(guan)(guan)(guan)(guan)。青海同(tong)心跟管(guan)(guan)(guan)(guan)施(shi)(shi)工(gong)(gong)廠家跟管(guan)(guan)(guan)(guan)可以有(you)效地(di)減少電線的(de)(de)混亂和交(jiao)(jiao)叉，方(fang)便維護和檢(jian)(jian)(jian)修(xiu)(xiu)。

該(gai)【錨(mao)桿(gan)、錨(mao)索(suo)跟管(guan)造(zao)(zao)孔(kong)工(gong)(gong)藝(yi)(yi)施工(gong)(gong)說明】是(shi)由【大笑(xiao)大甜】上傳分(fen)享，文(wen)(wen)(wen)(wen)檔一共【4】頁，該(gai)文(wen)(wen)(wen)(wen)檔可(ke)以(yi)在(zai)線(xian)閱讀，需(xu)要了解(jie)更多關于【錨(mao)桿(gan)、錨(mao)索(suo)跟管(guan)造(zao)(zao)孔(kong)工(gong)(gong)藝(yi)(yi)施工(gong)(gong)說明】的(de)內容，可(ke)以(yi)使用淘豆網的(de)站(zhan)內搜索(suo)功(gong)能，選擇自己適合(he)的(de)文(wen)(wen)(wen)(wen)檔，以(yi)下文(wen)(wen)(wen)(wen)字是(shi)截取該(gai)文(wen)(wen)(wen)(wen)章內的(de)部分(fen)文(wen)(wen)(wen)(wen)字，如需(xu)要獲得(de)完整電子版，請下載此文(wen)(wen)(wen)(wen)檔到您(nin)的(de)設(she)(she)備，方(fang)便您(nin)編輯和打印。錨(mao)桿(gan)、錨(mao)索(suo)跟管(guan)造(zao)(zao)孔(kong)工(gong)(gong)藝(yi)(yi)施工(gong)(gong)說明一、工(gong)(gong)程大要及(ji)地(di)質(zhi)(zhi)條件DK752+780~DK753+060段(duan)十(shi)級邊坡設(she)(she)計(ji)(ji)防范為錨(mao)桿(gan)框(kuang)架(jia)梁,、九(jiu)級邊坡設(she)(she)計(ji)(ji)防范為錨(mao)索(suo)框(kuang)架(jia)梁,錨(mao)桿(gan)設(she)(she)計(ji)(ji)長(chang)度12m,錨(mao)索(suo)設(she)(she)計(ji)(ji)長(chang)度25m,九(jiu)、十(shi)級邊坡內設(she)(she)計(ji)(ji)地(di)質(zhi)(zhi)情(qing)況為粉砂(sha)質(zhi)(zhi)泥巖(yan),褐黃色(se),淺(qian)灰色(se),灰綠色(se),棕(zong)紅色(se),弱風(feng)化,泥質(zhi)(zhi)構(gou)(gou)造(zao)(zao),層狀(zhuang)構(gou)(gou)造(zao)(zao),主要礦物(wu)成(cheng)分(fen)為黏土礦物(wu)及(ji)石英(ying),巖(yan)質(zhi)(zhi)軟,風(feng)干易崩解(jie),層厚(hou)(hou)30m,IV級,δo=400kPa。依照現(xian)場勘(kan)查,DK752+780~DK753+060段(duan)九(jiu)、十(shi)級邊坡內實質(zhi)(zhi)地(di)質(zhi)(zhi)情(qing)況為粗圓礫土,青灰色(se),稍濕,中密狀(zhuang),局部稍密,充填物(wu)為砂(sha)礫,層厚(hou)(hou)約15~20m,II級,δo=450kPa,與原設(she)(she)計(ji)(ji)地(di)質(zhi)(zhi)情(qing)況不符,質(zhi)(zhi)地(di)不均,構(gou)(gou)造(zao)(zao)松弛,不能夠被鉆(zhan)頭(tou)沖擊成(cheng)粉狀(zhuang)碎(sui)塊后(hou)排出,造(zao)(zao)成(cheng)阻(zu)力增大,鉆(zhan)機無法旋轉(zhuan),鉆(zhan)進過(guo)程的(de)擾動,造(zao)(zao)成(cheng)已(yi)成(cheng)孔(kong)段(duan)塌(ta)孔(kong),鉆(zhan)桿(gan)波(bo)折斷裂(lie),鉆(zhan)具(ju)卡死,無法回收,因此采用“跟管(guan)”工(gong)(gong)藝(yi)(yi),導管(guan)與鉆(zhan)機鉆(zhan)頭(tou)同(tong)時(shi)鉆(zhan)進。

全(quan)(quan)回(hui)(hui)(hui)轉(zhuan)全(quan)(quan)套(tao)(tao)(tao)(tao)管(guan)鉆(zhan)機(ji)施(shi)(shi)工(gong)(gong)工(gong)(gong)藝介紹#設備(bei)簡介全(quan)(quan)回(hui)(hui)(hui)轉(zhuan)全(quan)(quan)套(tao)(tao)(tao)(tao)管(guan)鉆(zhan)機(ji)性能參數(shu)（日本車輛制(zhi)(zhi)造株式會社(she)）主要工(gong)(gong)作范(fan)圍采用(yong)(yong)本設備(bei)對(dui)成(cheng)墻或成(cheng)樁(zhuang)(zhuang)(zhuang)遇到的(de)(de)(de)(de)地(di)(di)(di)(di)下(xia)(xia)障(zhang)(zhang)礙物(wu)進(jin)行消(xiao)掉，地(di)(di)(di)(di)下(xia)(xia)障(zhang)(zhang)礙物(wu)包括地(di)(di)(di)(di)下(xia)(xia)鋼(gang)筋混(hun)凝土結構(gou)(gou)、地(di)(di)(di)(di)下(xia)(xia)鋼(gang)結構(gou)(gou)、地(di)(di)(di)(di)下(xia)(xia)孤石、巖(yan)層等;各(ge)種(zhong)直(zhi)徑(jing)鉆(zhan)孔(kong)灌(guan)注樁(zhuang)(zhuang)(zhuang)、預制(zhi)(zhi)樁(zhuang)(zhuang)(zhuang)拔(ba)除(chu)、清理;3、地(di)(di)(di)(di)下(xia)(xia)結構(gou)(gou)咬合圍護樁(zhuang)(zhuang)(zhuang)施(shi)(shi)工(gong)(gong)，咬合樁(zhuang)(zhuang)(zhuang)直(zhi)徑(jing)2m~1m;地(di)(di)(di)(di)下(xia)(xia)圍護結構(gou)(gou)冷縫、繞流缺陷封閉處理;臨(lin)時及(ji)(ji)長(chang)久性鋼(gang)管(guan)柱(zhu)精(jing)確(que)定位施(shi)(shi)工(gong)(gong)，即蓋挖法施(shi)(shi)工(gong)(gong)時，鋼(gang)立柱(zhu)的(de)(de)(de)(de)精(jing)確(que)插入(ru)(ru)施(shi)(shi)工(gong)(gong);嵌巖(yan)樁(zhuang)(zhuang)(zhuang)施(shi)(shi)工(gong)(gong)，直(zhi)徑(jing)2m至1m鉆(zhan)孔(kong)灌(guan)注樁(zhuang)(zhuang)(zhuang)穿(chuan)越地(di)(di)(di)(di)下(xia)(xia)溶(rong)洞、巖(yan)層時，采用(yong)(yong)全(quan)(quan)套(tao)(tao)(tao)(tao)管(guan)跟進(jin)、切入(ru)(ru)施(shi)(shi)工(gong)(gong)。一地(di)(di)(di)(di)下(xia)(xia)障(zhang)(zhang)礙物(wu)消(xiao)掉施(shi)(shi)工(gong)(gong)地(di)(di)(di)(di)下(xia)(xia)障(zhang)(zhang)礙物(wu)消(xiao)掉施(shi)(shi)工(gong)(gong)是(shi)利用(yong)(yong)全(quan)(quan)回(hui)(hui)(hui)轉(zhuan)全(quan)(quan)套(tao)(tao)(tao)(tao)管(guan)鉆(zhan)機(ji)的(de)(de)(de)(de)夾(jia)(jia)緊系(xi)統(tong)，夾(jia)(jia)緊各(ge)種(zhong)直(zhi)徑(jing)的(de)(de)(de)(de)帶特(te)(te)種(zhong)刀(dao)頭(tou)特(te)(te)制(zhi)(zhi)鋼(gang)套(tao)(tao)(tao)(tao)管(guan)，再通過專門配備(bei)的(de)(de)(de)(de)液(ye)(ye)壓(ya)(ya)動(dong)力站(zhan)提(ti)供液(ye)(ye)壓(ya)(ya)動(dong)力，驅動(dong)全(quan)(quan)回(hui)(hui)(hui)轉(zhuan)鉆(zhan)機(ji)上的(de)(de)(de)(de)液(ye)(ye)壓(ya)(ya)馬達和升降油(you)缸，將鋼(gang)套(tao)(tao)(tao)(tao)管(guan)旋(xuan)轉(zhuan)切入(ru)(ru)地(di)(di)(di)(di)層及(ji)(ji)地(di)(di)(di)(di)下(xia)(xia)障(zhang)(zhang)礙物(wu)，然后輔以實用(yong)(yong)帶自由(you)落(luo)鉤的(de)(de)(de)(de)履帶吊、沖(chong)抓斗、十字沖(chong)錘(chui)、楔形錘(chui)等設備(bei)、設施(shi)(shi)，將套(tao)(tao)(tao)(tao)管(guan)內土體及(ji)(ji)障(zhang)(zhang)礙物(wu)取出，從而將地(di)(di)(di)(di)下(xia)(xia)障(zhang)(zhang)礙物(wu)消(xiao)掉。二(er)拔(ba)除(chu)各(ge)種(zhong)直(zhi)徑(jing)鉆(zhan)孔(kong)灌(guan)注樁(zhuang)(zhuang)(zhuang)、預制(zhi)(zhi)樁(zhuang)(zhuang)(zhuang)施(shi)(shi)工(gong)(gong)拔(ba)除(chu)各(ge)類灌(guan)注樁(zhuang)(zhuang)(zhuang)、預制(zhi)(zhi)樁(zhuang)(zhuang)(zhuang)施(shi)(shi)工(gong)(gong)是(shi)利用(yong)(yong)全(quan)(quan)回(hui)(hui)(hui)轉(zhuan)全(quan)(quan)套(tao)(tao)(tao)(tao)管(guan)鉆(zhan)機(ji)的(de)(de)(de)(de)夾(jia)(jia)緊系(xi)統(tong)，夾(jia)(jia)緊各(ge)種(zhong)直(zhi)徑(jing)的(de)(de)(de)(de)帶特(te)(te)種(zhong)刀(dao)頭(tou)特(te)(te)制(zhi)(zhi)鋼(gang)套(tao)(tao)(tao)(tao)管(guan)，再通過專門配備(bei)的(de)(de)(de)(de)液(ye)(ye)壓(ya)(ya)動(dong)力站(zhan)提(ti)供液(ye)(ye)壓(ya)(ya)動(dong)力。跟管(guan)可以根據需要進(jin)行防(fang)水(shui)和防(fang)塵處理，提(ti)高電線的(de)(de)(de)(de)可靠性。

由(you)于(yu)(yu)原地(di)質礦(kuang)(kuang)(kuang)產部(bu)(bu)在部(bu)(bu)標《DZ3-79》中規定了(le)鉆(zhan)(zhan)(zhan)(zhan)機(ji)類別標志，均全部(bu)(bu)用漢語拼音(yin)字母標注。立(li)(li)(li)(li)軸(zhou)式(shi)鉆(zhan)(zhan)(zhan)(zhan)機(ji)應用較為(wei)廣。原地(di)質礦(kuang)(kuang)(kuang)產部(bu)(bu)立(li)(li)(li)(li)軸(zhou)式(shi)鉆(zhan)(zhan)(zhan)(zhan)機(ji)系(xi)(xi)(xi)列(lie)定名為(wei)XY型(xing)，原冶金工業部(bu)(bu)立(li)(li)(li)(li)軸(zhou)式(shi)鉆(zhan)(zhan)(zhan)(zhan)機(ji)系(xi)(xi)(xi)列(lie)定名為(wei)YL（冶立(li)(li)(li)(li)）型(xing)，有色(se)金屬工業總(zong)公司立(li)(li)(li)(li)軸(zhou)式(shi)鉆(zhan)(zhan)(zhan)(zhan)機(ji)系(xi)(xi)(xi)列(lie)定名為(wei)CS（穿山）型(xing)。原煤炭(tan)工業部(bu)(bu)立(li)(li)(li)(li)軸(zhou)式(shi)鉆(zhan)(zhan)(zhan)(zhan)機(ji)系(xi)(xi)(xi)列(lie)定名為(wei)TK（探礦(kuang)(kuang)(kuang)）型(xing)。[1]全液(ye)壓(ya)履帶(dai)(dai)式(shi)煤礦(kuang)(kuang)(kuang)坑(keng)道(dao)鉆(zhan)(zhan)(zhan)(zhan)機(ji)全液(ye)壓(ya)履帶(dai)(dai)式(shi)煤礦(kuang)(kuang)(kuang)坑(keng)道(dao)鉆(zhan)(zhan)(zhan)(zhan)機(ji)是(shi)在總(zong)結國(guo)內外先進鉆(zhan)(zhan)(zhan)(zhan)機(ji)基礎上研(yan)制(zhi)開(kai)發的新型(xing)一體式(shi)履帶(dai)(dai)全液(ye)壓(ya)坑(keng)道(dao)鉆(zhan)(zhan)(zhan)(zhan)機(ji)。鉆(zhan)(zhan)(zhan)(zhan)機(ji)采用進口液(ye)壓(ya)系(xi)(xi)(xi)統(tong)，鋼制(zhi)礦(kuang)(kuang)(kuang)用履帶(dai)(dai)底盤，全液(ye)壓(ya)動(dong)力頭三(san)維鉸接伸縮等(deng)新型(xing)機(ji)構。具有轉矩高(gao)，無級調速(su)，好(hao)的多角度鉆(zhan)(zhan)(zhan)(zhan)孔開(kai)孔快速(su)定位，給進和(he)起拔能(neng)力大，操作(zuo)(zuo)簡單，靈(ling)活可(ke)靠，勞動(dong)強(qiang)度低，工作(zuo)(zuo)效率高(gao)等(deng)特(te)點。主要(yao)適用于(yu)(yu)煤礦(kuang)(kuang)(kuang)及非(fei)煤礦(kuang)(kuang)(kuang)山井(jing)下水氣(qi)。跟管可(ke)以(yi)防止(zhi)電線被人為(wei)損壞或非(fei)法接觸，提高(gao)安全性(xing)。河(he)南(nan)高(gao)性(xing)能(neng)跟管性(xing)能(neng)

跟(gen)管(guan)是一種(zhong)用(yong)于固定和保護電線(xian)、電纜(lan)等的管(guan)道。山東實華機械(xie)跟(gen)管(guan)廠(chang)家(jia)供應

工(gong)字鋼(gang)(gang)(gang)(gang)接頭采(cai)(cai)用10mm厚鋼(gang)(gang)(gang)(gang)板焊(han)接成(cheng)(cheng)，與(yu)(yu)鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)焊(han)接牢固。先施(shi)工(gong)一(yi)(yi)期(qi)槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)，一(yi)(yi)期(qi)槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)澆(jiao)注(zhu)混(hun)凝土(tu)(tu)(tu)前在(zai)工(gong)字鋼(gang)(gang)(gang)(gang)背后(hou)回填土(tu)(tu)(tu)或碎石，在(zai)二期(qi)槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)成(cheng)(cheng)槽(cao)(cao)(cao)(cao)(cao)結束(shu)后(hou)用鋼(gang)(gang)(gang)(gang)刷(shua)(shua)進行接頭刷(shua)(shua)壁處(chu)理。吊(diao)(diao)放(fang)二期(qi)鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)端頭向內收15mm，便于二期(qi)槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)與(yu)(yu)一(yi)(yi)期(qi)槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)端頭相(xiang)互嵌套，形成(cheng)(cheng)整體。鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)加工(gong)與(yu)(yu)吊(diao)(diao)裝(zhuang)鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)制(zhi)作應(ying)(ying)確保鋼(gang)(gang)(gang)(gang)筋(jin)的(de)型號、間距、數量準(zhun)(zhun)確，同時(shi)預先確定澆(jiao)筑(zhu)(zhu)(zhu)混(hun)凝土(tu)(tu)(tu)用導管的(de)位(wei)置。鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)的(de)起吊(diao)(diao)、運輸和吊(diao)(diao)放(fang)應(ying)(ying)根(gen)據(ju)重(zhong)量選取主、副吊(diao)(diao)設備，并(bing)進行吊(diao)(diao)點設計及加固。吊(diao)(diao)裝(zhuang)過程中不(bu)得(de)產生不(bu)能恢復的(de)變形，插入鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)時(shi)應(ying)(ying)對(dui)準(zhun)(zhun)單元槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)中心，垂直而又準(zhun)(zhun)確的(de)插入槽(cao)(cao)(cao)(cao)(cao)內。水下(xia)混(hun)凝土(tu)(tu)(tu)澆(jiao)筑(zhu)(zhu)(zhu)槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)長度不(bu)大于6m時(shi)，混(hun)凝土(tu)(tu)(tu)宜采(cai)(cai)用兩根(gen)導管同時(shi)澆(jiao)筑(zhu)(zhu)(zhu)，槽(cao)(cao)(cao)(cao)(cao)段(duan)(duan)長度大于6m時(shi)，混(hun)凝土(tu)(tu)(tu)宜采(cai)(cai)用三根(gen)導管同時(shi)澆(jiao)筑(zhu)(zhu)(zhu)。每根(gen)導管分擔的(de)澆(jiao)筑(zhu)(zhu)(zhu)面(mian)積應(ying)(ying)基(ji)本均等。鋼(gang)(gang)(gang)(gang)筋(jin)籠(long)(long)就位(wei)后(hou)應(ying)(ying)及時(shi)澆(jiao)筑(zhu)(zhu)(zhu)混(hun)凝土(tu)(tu)(tu)，澆(jiao)筑(zhu)(zhu)(zhu)面(mian)上升速度不(bu)宜小于3m/h，其施(shi)工(gong)工(gong)藝與(yu)(yu)水下(xia)灌(guan)注(zhu)樁類(lei)似。山(shan)東實華機(ji)械跟管廠家供應(ying)(ying)

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