華建智能工程有限公司
聯系人：曹經理ＱＱ：1756007368
地址：山東省濟寧市任城區濟北工業園
鉆(zhan)(zhan)桿(gan)是一(yi)種尾部帶有螺紋的(de)鋼管，用于(yu)連接鉆(zhan)(zhan)機地表(biao)設(she)備(bei)和位于(yu)鉆(zhan)(zhan)井底(di)端(duan)鉆(zhan)(zhan)磨設(she)備(bei)或底(di)孔(kong)裝(zhuang)置(zhi)。鉆(zhan)(zhan)桿(gan)的(de)用途是將鉆(zhan)(zhan)探泥漿運送到鉆(zhan)(zhan)頭，并與鉆(zhan)(zhan)頭一(yi)起提高、降低或旋轉底(di)孔(kong)裝(zhuang)置(zhi)。鉆(zhan)(zhan)桿(gan)必須能夠承(cheng)受巨(ju)大的(de)內外壓、扭(niu)曲、彎曲和振···...
隨(sui)著(zhu)煤礦井(jing)下(xia)環(huan)境(jing)不(bu)斷(duan)(duan)地復雜化，人們對鉆桿(gan)(gan)的性能(neng)要(yao)(yao)求逐漸增加(jia)。由于(yu)礦井(jing)鉆井(jing)技術不(bu)斷(duan)(duan)的應用，鉆井(jing)成本和鉆井(jing)風(feng)險也在不(bu)斷(duan)(duan)提高，傳統意義的鉆桿(gan)(gan)已不(bu)能(neng)滿足使(shi)用要(yao)(yao)求，新一代(dai)鉆桿(gan)(gan)正(zheng)向著(zhu)高強(qiang)度、高韌(ren)性、防腐蝕、安全環(huan)···...
一(yi)、通風(feng)(feng)需(xu)求分析(xi)在西藏地(di)區修(xiu)建鐵路(lu)隧(sui)道(dao)，由于高原低(di)氧、氣(qi)候條件惡劣、隧(sui)道(dao)長度(du)較長等特點(dian)，通風(feng)(feng)需(xu)求顯(xian)得(de)尤為重要。通風(feng)(feng)的主要目的是提供足夠的氧氣(qi)，稀釋(shi)并排(pai)出隧(sui)道(dao)內的有害氣(qi)體，降低(di)粉塵濃度(du)，保(bao)證隧(sui)道(dao)施工安(an)全(quan)···...
1.鉆(zhan)孔(kong)結構設(she)計:根據礦體厚度、埋深、巖層性質等(deng)因(yin)素，設(she)計合(he)理的鉆(zhan)孔(kong)結構，包括開孔(kong)、孔(kong)深、孔(kong)徑(jing)、變徑(jing)、終孔(kong)等(deng)。2.鉆(zhan)孔(kong)定位(wei):使用GPS或全站儀(yi)等(deng)測量設(she)備，進(jin)行鉆(zhan)孔(kong)精確放樣，確保鉆(zhan)孔(kong)位(wei)置(zhi)準(zhun)確。3.鉆(zhan)機選···...
一、施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)準備(bei)(bei)(bei)在(zai)進行隧道通風口施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)前(qian)，需要進行充分的(de)施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)準備(bei)(bei)(bei)工(gong)(gong)(gong)作。包括對(dui)施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)圖紙的(de)熟悉、施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)現(xian)場的(de)勘察、施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)材料(liao)和(he)設備(bei)(bei)(bei)的(de)準備(bei)(bei)(bei)、施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)隊伍的(de)組織和(he)培(pei)訓等(deng)。同時，還需要制(zhi)定詳細的(de)施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)計劃和(he)安(an)全措施(shi)(shi)(shi)(shi)(shi)，確保施(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)的(de)···...
在(zai)西安，我們公司對鐵礦反井鉆機施(shi)工通風孔項目(mu)進行了深(shen)入的(de)考察(cha)(cha)，旨在(zai)為接(jie)下來(lai)的(de)施(shi)工工作做好充分的(de)準(zhun)備。這次考察(cha)(cha)的(de)核心目(mu)標是評估并確認采(cai)用反井鉆機進行1.5米(mi)通風孔施(shi)工的(de)可行性(xing)。在(zai)實地考察(cha)(cha)期(qi)間，我們對西安···...
