發(fa)揮巨大效(xiao)力的(de)(de)關(guan)鍵又在其(qi)上(shang)面的(de)(de)“聚能(neng)(neng)槽(cao)”上(shang)。項(xiang)(xiang)(xiang)目(mu)(mu)部(bu)目(mu)(mu)前采用的(de)(de)聚能(neng)(neng)管(guan)有兩(liang)個“聚能(neng)(neng)槽(cao)”,通過(guo)這(zhe)兩(liang)個聚能(neng)(neng)槽(cao)的(de)(de)作用讓爆炸的(de)(de)威力在隧道中切(qie)割出(chu)(chu)十(shi)分平順的(de)(de)輪廓線,的(de)(de)控制(zhi)(zhi)了(le)(le)(le)爆破(po)(po)量,有效(xiao)管(guan)控了(le)(le)(le)超(chao)挖欠挖的(de)(de)現(xian)象。為了(le)(le)(le)進一(yi)步(bu)嚴格控制(zhi)(zhi)開挖輪廓,達(da)到(dao)(dao)提高光面爆破(po)(po)效(xiao)果(guo)的(de)(de)目(mu)(mu)的(de)(de),并研究出(chu)(chu)了(le)(le)(le)聚能(neng)(neng)管(guan)上(shang)兩(liang)個“聚能(neng)(neng)槽(cao)”變(bian)為三個“聚能(neng)(neng)槽(cao)”的(de)(de)發(fa)明設計,目(mu)(mu)前,該發(fa)明設計已(yi)經(jing)進入(ru)到(dao)(dao)了(le)(le)(le)試生產階段。未來,三“聚能(neng)(neng)槽(cao)”設計的(de)(de)聚能(neng)(neng)水壓(ya)爆破(po)(po)技術(shu)將推動中鐵(tie)十(shi)四局四公司張吉懷(huai)鐵(tie)路項(xiang)(xiang)(xiang)目(mu)(mu)部(bu)施工開展邁(mai)上(shang)一(yi)個新的(de)(de)臺階,給(gei)項(xiang)(xiang)(xiang)目(mu)(mu)部(bu)帶來巨大的(de)(de)經(jing)濟效(xiao)益(yi)。工程(cheng)爆破(po)(po)技術(shu)經(jing)過(guo)幾(ji)十(shi)年的(de)(de)發(fa)展,已(yi)經(jing)滲(shen)透(tou)到(dao)(dao)經(jing)濟建(jian)設的(de)(de)眾多領域(yu),特別為中國的(de)(de)鐵(tie)路建(jian)設、礦山(shan)開采、城市拆舊(jiu)定向(xiang)爆破(po)(po)等(deng)做(zuo)出(chu)(chu)了(le)(le)(le)重要貢獻。
在(zai)鐵(tie)路、礦(kuang)山(shan)、水庫等(deng)大(da)(da)型工(gong)(gong)程(cheng)(cheng)中,爆(bao)破技術(shu)的(de)(de)作用(yong)(yong)(yong)很關(guan)鍵(jian)很重要(yao)。采(cai)礦(kuang)修路的(de)(de)開(kai)山(shan)挖隧道,城(cheng)市對舊建(jian)筑物的(de)(de)拆除,都會用(yong)(yong)(yong)到(dao)爆(bao)破技術(shu)。隨(sui)著經濟(ji)的(de)(de)發展(zhan)、工(gong)(gong)程(cheng)(cheng)建(jian)設的(de)(de)增多(duo),爆(bao)破引起了(le)(le)人們更多(duo)的(de)(de)關(guan)注。爆(bao)破聚能管作為一(yi)(yi)種(zhong)(zhong)(zhong)科(ke)學技術(shu),應(ying)用(yong)(yong)(yong)很廣,但在(zai)工(gong)(gong)程(cheng)(cheng)上的(de)(de)應(ying)用(yong)(yong)(yong)無疑是(shi)重要(yao)、常(chang)見的(de)(de),采(cai)礦(kuang)開(kai)山(shan),修鐵(tie)路、公(gong)路用(yong)(yong)(yong)鉆(zhan)爆(bao)法(fa)來開(kai)掘隧道,水利工(gong)(gong)程(cheng)(cheng)上也(ye)用(yong)(yong)(yong)一(yi)(yi)些,城(cheng)市里(li)面(mian)也(ye)使用(yong)(yong)(yong)了(le)(le),拆除樓房。利用(yong)(yong)(yong)炸爆(bao)炸產生的(de)(de)巨大(da)(da)能量破壞某種(zhong)(zhong)(zhong)物體的(de)(de)原結構,這(zhe)種(zhong)(zhong)(zhong)"破壞"效果不(bu)是(shi)其他方法(fa)能代替的(de)(de),它雖然不(bu)是(shi)獨立(li)完成(cheng)一(yi)(yi)個(ge)工(gong)(gong)程(cheng)(cheng),但卻(que)是(shi)一(yi)(yi)個(ge)重要(yao)的(de)(de)工(gong)(gong)序(xu),特(te)別是(shi)石(shi)方開(kai)挖、礦(kuang)山(shan)開(kai)采(cai)等(deng)工(gong)(gong)程(cheng)(cheng)缺(que)少了(le)(le)這(zhe)個(ge)工(gong)(gong)序(xu)還不(bu)行(xing)。中國目前(qian)有(you)發達(da)的(de)(de)鐵(tie)路和公(gong)路交通網(wang),可以想(xiang)象,當初(chu)在(zai)修這(zhe)些路的(de)(de)時候(hou)會遇(yu)到(dao)許多(duo)高山(shan)峻嶺,一(yi)(yi)座(zuo)大(da)(da)山(shan)橫在(zai)兩地之間,想(xiang)要(yao)修路,就(jiu)必須讓這(zhe)座(zuo)山(shan)消失,這(zhe)個(ge)時候(hou)聚能管爆(bao)破就(jiu)起到(dao)決定性作用(yong)(yong)(yong)了(le)(le)。
礦用型雙向聚能管廠家聚能藥包破碎法特點是:不需要打眼,因而不需要購買打眼設備和動力設備;施工簡單,施工進度比淺眼爆破法快安全性比普通淺眼爆破法和普通裸露藥包法好;勞動強度比淺眼爆破法低。礦用型雙向聚能管廠家制造(zao)聚(ju)能(neng)藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao)所采(cai)用(yong)(yong)的(de)(de)炸藥(yao)(yao)(yao)(yao)有(you):黑索金(jin)和梯(ti)恩梯(ti)混合熔(rong)鑄型(xing);乳化(hua)油(you)炸藥(yao)(yao)(yao)(yao)和黑索金(jin)混裝(zhuang)型(xing)和二(er)號(hao)巖石硝鉸炸藥(yao)(yao)(yao)(yao)壓制型(xing)。根(gen)據(ju)使用(yong)(yong)的(de)(de)結果證明,選用(yong)(yong)密度較(jiao)大和爆速較(jiao)高的(de)(de)炸藥(yao)(yao)(yao)(yao)制造(zao)聚(ju)能(neng)藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao)能(neng)獲得(de)較(jiao)好(hao)的(de)(de)破(po)碎效果。這主(zhu)要(yao)(yao)是由于(yu)(yu)(yu)它加工簡單(dan)和破(po)碎能(neng)力較(jiao)大。在礦(kuang)山由于(yu)(yu)(yu)二(er)次破(po)碎消耗的(de)(de)藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao)較(jiao)多(duo),而且金(jin)屬藥(yao)(yao)(yao)(yao)型(xing)罩(zhao)的(de)(de)加工費(fei)工又費(fei)材料,所以多(duo)不(bu)采(cai)用(yong)(yong)藥(yao)(yao)(yao)(yao)型(xing)罩(zhao)。國內生(sheng)產的(de)(de)一(yi)種用(yong)(yong)于(yu)(yu)(yu)破(po)碎大塊(kuai)的(de)(de)聚(ju)能(neng)藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao),裝(zhuang)置聚(ju)能(neng)藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao)時,要(yao)(yao)將(jiang)藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao)垂直裝(zhuang)在大塊(kuai)的(de)(de)頂面上(shang),聚(ju)能(neng)穴朝下。藥(yao)(yao)(yao)(yao)包(bao)(bao)(bao)位置應選在頂面的(de)(de)幾(ji)何(he)中心或附近較(jiao)平整(zheng)的(de)(de)地點(dian)。然后在上(shang)面覆蓋泥(ni)沙。
在工程爆(bao)(bao)(bao)(bao)(bao)(bao)破(po)中(zhong),常用的起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)方(fang)法(fa)(fa)(fa)有(you)(you):電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)(fa)、導(dao)火索(suo)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)(fa)、導(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)索(suo)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)(fa)、導(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)管(guan)(guan)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)(fa)。電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)(fa)是(shi)(shi)利用電(dian)(dian)能使(shi)雷管(guan)(guan)爆(bao)(bao)(bao)(bao)(bao)(bao)炸(zha),進(jin)而起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)藥的起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)芳法(fa)(fa)(fa)。它所(suo)需的器材有(you)(you):電(dian)(dian)雷管(guan)(guan)、導(dao)線(xian)和起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)電(dian)(dian)源。電(dian)(dian)爆(bao)(bao)(bao)(bao)(bao)(bao)網路(lu)的連接形式,要根(gen)據爆(bao)(bao)(bao)(bao)(bao)(bao)破(po)方(fang)法(fa)(fa)(fa)、爆(bao)(bao)(bao)(bao)(bao)(bao)破(po)規模(mo)、工程的重要性、所(suo)選起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)電(dian)(dian)源及其起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)能力(li)等進(jin)行選擇,基本(ben)連接方(fang)式有(you)(you):串聯(lian)(lian)、并聯(lian)(lian)、串并聯(lian)(lian)和并串聯(lian)(lian)等。電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)法(fa)(fa)(fa)具有(you)(you)較安全、可靠、準確、高效等優點,在國內外(wai)仍占(zhan)有(you)(you)較大(da)比重。在大(da)、中(zhong)型爆(bao)(bao)(bao)(bao)(bao)(bao)破(po)中(zhong),主要仍是(shi)(shi)用電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)。特別(bie)是(shi)(shi)在有(you)(you)瓦斯、礦(kuang)塵爆(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)的環境中(zhong),電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)是(shi)(shi)主要的起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)方(fang)法(fa)(fa)(fa)。但電(dian)(dian)力(li)起(qi)(qi)(qi)(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)容易受各種(zhong)電(dian)(dian)信號(hao)的干擾而發生早爆(bao)(bao)(bao)(bao)(bao)(bao),因此在有(you)(you)雜散電(dian)(dian)、靜電(dian)(dian)、雷電(dian)(dian)、射頻電(dian)(dian)、高壓感應電(dian)(dian)的環境中(zhong),不能使(shi)用普通電(dian)(dian)雷管(guan)(guan)。
不成(cheng)功的(de)(de)(de)(de)(de)(de)事(shi)(shi)例是(shi)有(you)的(de)(de)(de)(de)(de)(de),如爆(bao)(bao)而不倒、實施(shi)定向爆(bao)(bao)破(po)(po)后(hou)沒有(you)按爆(bao)(bao)破(po)(po)方案(an)的(de)(de)(de)(de)(de)(de)方向倒塌等等。這些事(shi)(shi)例警(jing)示:從爆(bao)(bao)破(po)(po)設計、爆(bao)(bao)破(po)(po)器材質量、爆(bao)(bao)破(po)(po)施(shi)工(gong)到起爆(bao)(bao)網路(lu)連接等,只要(yao)(yao)有(you)一個環節(jie)出現(xian)(xian)失誤(wu),都(dou)將(jiang)影響(xiang)爆(bao)(bao)破(po)(po)工(gong)程(cheng)的(de)(de)(de)(de)(de)(de)效果,乃(nai)至造成(cheng)嚴(yan)重(zhong)的(de)(de)(de)(de)(de)(de)后(hou)果。爆(bao)(bao)破(po)(po)作(zuo)業(ye)無論是(shi)老(lao)舊建筑物(wu)本身還是(shi)周圍(wei)環境都(dou)十分復雜,這不僅要(yao)(yao)求(qiu)認(ren)真調查爆(bao)(bao)破(po)(po)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)結(jie)構(包括施(shi)工(gong)缺陷),分析受力狀(zhuang)況,同時(shi)還要(yao)(yao)對(dui)(dui)采取技(ji)術(shu)措施(shi)(如預(yu)處理、嵌補、支撐等)的(de)(de)(de)(de)(de)(de)可靠和(he)(he)(he)安全性(xing)進行(xing)分析,對(dui)(dui)可能出現(xian)(xian)的(de)(de)(de)(de)(de)(de)意外情況,應(ying)預(yu)先(xian)制定應(ying)急方案(an),努力避免安全事(shi)(shi)故和(he)(he)(he)不必要(yao)(yao)的(de)(de)(de)(de)(de)(de)損失。工(gong)程(cheng)的(de)(de)(de)(de)(de)(de)環保(bao)性(xing)越來越受到人們的(de)(de)(de)(de)(de)(de)關注(zhu),同時(shi),探索無公(gong)害的(de)(de)(de)(de)(de)(de)拆(chai)除爆(bao)(bao)破(po)(po)技(ji)術(shu),一直是(shi)爆(bao)(bao)破(po)(po)工(gong)作(zuo)者(zhe)追求(qiu)的(de)(de)(de)(de)(de)(de)目(mu)標(biao)。設立掩蔽體(ti)(ti)(ti)對(dui)(dui)物(wu)體(ti)(ti)(ti)加以保(bao)護(hu),簡單(dan)的(de)(de)(de)(de)(de)(de)辦法是(shi)用(yong)草袋、竹笆一類材料覆蓋(gai)在(zai)需(xu)要(yao)(yao)保(bao)護(hu)的(de)(de)(de)(de)(de)(de)物(wu)體(ti)(ti)(ti)上(shang)面;對(dui)(dui)房屋和(he)(he)(he)機器設備常(chang)要(yao)(yao)在(zai)迎面和(he)(he)(he)頂部豎立排(pai)架,用(yong)木板或(huo)荊笆上(shang)罩鐵絲網,抵御較多的(de)(de)(de)(de)(de)(de)飛石和(he)(he)(he)較強(qiang)的(de)(de)(de)(de)(de)(de)空氣沖擊(ji)波的(de)(de)(de)(de)(de)(de)打(da)擊(ji);對(dui)(dui)某些重(zhong)要(yao)(yao)工(gong)程(cheng)的(de)(de)(de)(de)(de)(de)建筑物(wu)打(da)防(fang)震孔或(huo)者(zhe)用(yong)預(yu)裂爆(bao)(bao)破(po)(po)將(jiang)爆(bao)(bao)破(po)(po)區和(he)(he)(he)被保(bao)護(hu)的(de)(de)(de)(de)(de)(de)建筑物(wu)或(huo)工(gong)程(cheng)設施(shi)隔離開來。