施工因其復雜性(xing)、專(zhuan)業(ye)(ye)(ye)性(xing)、危險性(xing),稍有不(bu)(bu)慎,將對人民的(de)(de)(de)(de)(de)(de)生(sheng)命(ming)財產(chan)(chan)安(an)全造成不(bu)(bu)可(ke)估量(liang)的(de)(de)(de)(de)(de)(de)損失(shi),例如廣東(dong)宏大(da)(da)寧夏“10.16”、山(shan)東(dong)保利“5.20”等(deng)重大(da)(da)安(an)全事故。因此,相較其他行(xing)業(ye)(ye)(ye),國家出臺的(de)(de)(de)(de)(de)(de)相關(guan)(guan)法(fa)律法(fa)規(gui)多、專(zhuan)、嚴,從爆(bao)(bao)(bao)破材(cai)料(liao)(炸(zha)藥(yao)、雷(lei)管、導爆(bao)(bao)(bao)索(suo)?管?及(ji)相關(guan)(guan)材(cai)料(liao))的(de)(de)(de)(de)(de)(de)生(sheng)產(chan)(chan)、購(gou)進(jin)、運(yun)輸(shu)、儲存、發放、布(bu)網、連接、起爆(bao)(bao)(bao)、排爆(bao)(bao)(bao)等(deng)一(yi)系列(lie)程(cheng)序均(jun)有嚴格的(de)(de)(de)(de)(de)(de)法(fa)律規(gui)定和(he)科學(xue)(xue)的(de)(de)(de)(de)(de)(de)操作規(gui)程(cheng),并且相關(guan)(guan)從業(ye)(ye)(ye)單位和(he)人員均(jun)應取得(de)相應資質(zhi)。做為各類爆(bao)(bao)(bao)破中不(bu)(bu)可(ke)或缺(que)的(de)(de)(de)(de)(de)(de)一(yi)種導線,特別不(bu)(bu)同于一(yi)般的(de)(de)(de)(de)(de)(de)電線電纜,其質(zhi)量(liang)要(yao)求(qiu)及(ji)各項技(ji)術(shu)參數(shu)也(ye)與普通電線電纜不(bu)(bu)同。部分家庭作坊式的(de)(de)(de)(de)(de)(de)電線電纜廠無(wu)科學(xue)(xue)的(de)(de)(de)(de)(de)(de)生(sheng)產(chan)(chan)工藝、無(wu)基本的(de)(de)(de)(de)(de)(de)檢測設備、無(wu)專(zhuan)業(ye)(ye)(ye)的(de)(de)(de)(de)(de)(de)技(ji)術(shu)人員,甚至不(bu)(bu)知道爆(bao)(bao)(bao)破線的(de)(de)(de)(de)(de)(de)質(zhi)量(liang)要(yao)求(qiu)和(he)技(ji)術(shu)參數(shu),更(geng)不(bu)(bu)可(ke)能制(zhi)訂自己的(de)(de)(de)(de)(de)(de)企業(ye)(ye)(ye)標準,僅(jin)憑(ping)簡陋的(de)(de)(de)(de)(de)(de)設備、以粗糙(cao)的(de)(de)(de)(de)(de)(de)模仿進(jin)行(xing)生(sheng)產(chan)(chan)經營(ying)活動,致(zhi)使市場充斥著假冒(mao)偽劣產(chan)(chan)品,導致(zhi)爆(bao)(bao)(bao)破中提前(qian)或延遲起爆(bao)(bao)(bao)、盲(mang)炮增加且強(qiang)制(zhi)排爆(bao)(bao)(bao)困難(nan),給人身安(an)全和(he)財產(chan)(chan)以及(ji)正常的(de)(de)(de)(de)(de)(de)生(sheng)產(chan)(chan)經營(ying)活動造成了不(bu)(bu)可(ke)估量(liang)的(de)(de)(de)(de)(de)(de)損失(shi)。
預(yu)(yu)裂與(yu)光(guang)(guang)面(mian)(mian)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)技術(shu)的(de)(de)(de)歷史與(yu)現(xian)狀(zhuang):預(yu)(yu)裂爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)是(shi)沿設計開挖(wa)(wa)邊界布置(zhi)密(mi)集(ji)炮孔,采(cai)取不耦(ou)合裝藥(yao)(yao)或(huo)裝填(tian)低威力炸(zha)藥(yao)(yao),在(zai)(zai)主(zhu)(zhu)爆(bao)(bao)(bao)(bao)區(qu)之前起爆(bao)(bao)(bao)(bao),從而在(zai)(zai)爆(bao)(bao)(bao)(bao)區(qu)與(yu)保(bao)留(liu)區(qu)之間形(xing)成預(yu)(yu)裂縫,以減弱(ruo)主(zhu)(zhu)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)對保(bao)留(liu)巖體的(de)(de)(de)破(po)(po)(po)(po)(po)(po)壞(huai)并形(xing)成平整(zheng)輪廓面(mian)(mian)的(de)(de)(de)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)作(zuo)業。光(guang)(guang)面(mian)(mian)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)是(shi)沿設計開挖(wa)(wa)邊界布設密(mi)集(ji)炮孔,采(cai)用(yong)不耦(ou)合裝藥(yao)(yao)或(huo)裝填(tian)低威力炸(zha)藥(yao)(yao),在(zai)(zai)主(zhu)(zhu)爆(bao)(bao)(bao)(bao)區(qu)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)之后起爆(bao)(bao)(bao)(bao)的(de)(de)(de)以形(xing)成平整(zheng)的(de)(de)(de)開挖(wa)(wa)輪廓面(mian)(mian)的(de)(de)(de)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)作(zuo)業。爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)技術(shu)的(de)(de)(de)發展是(shi)先出(chu)現(xian)光(guang)(guang)面(mian)(mian)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po),然后衍生發展為預(yu)(yu)裂爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)。聚能管(guan)國(guo)內(nei)歷史與(yu)現(xian)狀(zhuang),我國(guo)于1964~1965年(nian)在(zai)(zai)湖北(bei)陸水(shui)水(shui)電站施工中(zhong)(zhong)(zhong)做過淺(qian)孔預(yu)(yu)裂爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)試(shi)驗,1965年(nian)鐵(tie)道部(bu)門在(zai)(zai)成昆鐵(tie)路建設中(zhong)(zhong)(zhong)開始試(shi)驗光(guang)(guang)面(mian)(mian)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po),1977年(nian)在(zai)(zai)西(xi)延線張家船(chuan)工點,全(quan)長近200m的(de)(de)(de)2000m2路塹邊坡全(quan)部(bu)采(cai)用(yong)光(guang)(guang)面(mian)(mian)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po),爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)后邊坡平整(zheng)穩定,殘留(liu)的(de)(de)(de)半孔清晰可見,是(shi)鐵(tie)路建設中(zhong)(zhong)(zhong)采(cai)用(yong)路塹光(guang)(guang)面(mian)(mian)爆(bao)(bao)(bao)(bao)破(po)(po)(po)(po)(po)(po)。
是由(you)管(guan)(guan)(guan)體(ti)(ti)、前(qian)錐形定(ding)格(ge)(ge)帽(mao)(mao)、后(hou)定(ding)格(ge)(ge)堵(du)構成(cheng),管(guan)(guan)(guan)體(ti)(ti)為塑性材(cai)料制成(cheng),呈管(guan)(guan)(guan)狀,管(guan)(guan)(guan)體(ti)(ti)外(wai)(wai)(wai)徑(jing)(jing)小(xiao)于(yu)正常炮(pao)眼內(nei)(nei)徑(jing)(jing),長(chang)度(du)可(ke)隨爆(bao)破需要生產,管(guan)(guan)(guan)體(ti)(ti)兩(liang)端(duan)各有(you)外(wai)(wai)(wai)螺(luo)(luo)紋,兩(liang)端(duan)外(wai)(wai)(wai)螺(luo)(luo)紋間有(you)一(yi)(yi)縱向(xiang)切(qie)(qie)縫,切(qie)(qie)縫間等(deng)距有(you)加強筋,前(qian)錐形定(ding)格(ge)(ge)帽(mao)(mao)呈傘狀,傘形尖(jian)有(you)一(yi)(yi)光孔,兩(liang)側直壁內(nei)(nei)徑(jing)(jing)有(you)螺(luo)(luo)紋,與(yu)管(guan)(guan)(guan)體(ti)(ti)外(wai)(wai)(wai)徑(jing)(jing)前(qian)端(duan)螺(luo)(luo)紋配合,帽(mao)(mao)體(ti)(ti)外(wai)(wai)(wai)徑(jing)(jing)大于(yu)管(guan)(guan)(guan)體(ti)(ti),后(hou)定(ding)格(ge)(ge)堵(du)為一(yi)(yi)封蓋,外(wai)(wai)(wai)徑(jing)(jing)直徑(jing)(jing)大于(yu)管(guan)(guan)(guan)體(ti)(ti)外(wai)(wai)(wai)徑(jing)(jing),與(yu)前(qian)錐形定(ding)格(ge)(ge)帽(mao)(mao)外(wai)(wai)(wai)徑(jing)(jing)一(yi)(yi)致,后(hou)定(ding)格(ge)(ge)堵(du)內(nei)(nei)徑(jing)(jing)有(you)螺(luo)(luo)紋,與(yu)管(guan)(guan)(guan)體(ti)(ti)外(wai)(wai)(wai)徑(jing)(jing)后(hou)端(duan)螺(luo)(luo)紋配合。可(ke)根據炮(pao)眼深度(du)采用(yong)合適的聚(ju)能管(guan)(guan)(guan)管(guan)(guan)(guan)體(ti)(ti),不需其他工具幫(bang)助送(song)入炮(pao)眼,切(qie)(qie)縫方向(xiang)準確(que),兩(liang)端(duan)的前(qian)錐形定(ding)格(ge)(ge)帽(mao)(mao)和后(hou)定(ding)格(ge)(ge)堵(du)外(wai)(wai)(wai)徑(jing)(jing)與(yu)炮(pao)眼內(nei)(nei)徑(jing)(jing)一(yi)(yi)致,保證聚(ju)能管(guan)(guan)(guan)管(guan)(guan)(guan)體(ti)(ti)同(tong)心(xin),定(ding)向(xiang)準確(que)。且利于(yu)工業化生產,作業安全
水(shui)壓光(guang)面(mian)爆破(po)技(ji)術(shu),是在水(shui)壓光(guang)面(mian)爆破(po)技(ji)術(shu)基礎上發展起來的(de)(de)一項新技(ji)術(shu),其掏槽眼、輔助眼裝藥(yao)結(jie)構和爆破(po)方式與水(shui)壓光(guang)面(mian)爆破(po)相(xiang)同,但(dan)在周邊眼中安裝專用聚(ju)能(neng)(neng)(neng)管裝置替代常規爆破(po)藥(yao)卷和傳爆線,利(li)用聚(ju)能(neng)(neng)(neng)管產(chan)生的(de)(de)粒子射(she)流動能(neng)(neng)(neng)、高壓爆破(po)氣(qi)體(ti)應力及“氣(qi)楔”作(zuo)用,形成平(ping)整(zheng)圓順的(de)(de)開挖輪(lun)廓面(mian),對控制超(chao)欠挖具有良(liang)好效(xiao)果,有效(xiao)提升了隧道施工質量、進度(du)和經濟效(xiao)益。科學合理地利(li)用能(neng)(neng)(neng)源,提高能(neng)(neng)(neng)源利(li)用效(xiao)率,對節能(neng)(neng)(neng)減排也十分重要。利(li)用聚(ju)能(neng)(neng)(neng)管兩(liang)端的(de)(de)水(shui)平(ping)開出的(de)(de)聚(ju)能(neng)(neng)(neng)槽產(chan)生的(de)(de)聚(ju)能(neng)(neng)(neng)射(she)流效(xiao)應對巖石進行破(po)碎。據專家(jia)測算,由于聚(ju)能(neng)(neng)(neng)管兩(liang)端聚(ju)能(neng)(neng)(neng)槽產(chan)生的(de)(de)聚(ju)能(neng)(neng)(neng)切割效(xiao)應,其能(neng)(neng)(neng)效(xiao)比提升一個量級。
專業礦用型雙向聚能管水壓光面爆破技術在隧道掘進作業中的實際應用。提升光面爆破水平、嚴抓隧道超挖管控進行了介紹。聚能水壓光面爆破工藝技術很成熟、可操作性很強、材料成本很低、施工速度很快、節能環保效果很顯著、經濟效益社會效益很高。一是要提高對推廣該項技術重要性和必然性的認識;二是要樹立必須采取聚能水壓光面爆破的意識;三是要堅持培訓、示范、監督“三位一體”;四是要制定切實的獎懲制度;五是要建立檢查監督機制,持續促進該項技術的深入推廣。礦用型雙向聚能管公司在隧道施工(gong)的現(xian)場管理、科(ke)技創新、人才培養、經濟效(xiao)益(yi)等方面的不足。建議(yi)對施工(gong)一線(xian)基礎技術工(gong)作扎(zha)實推(tui)進(jin);對新工(gong)藝(yi)、先進(jin)工(gong)法要深入學習鉆研;對消極懈怠、故步自封的思(si)想要堅決抵制。
水壓(ya)(ya)光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po)較水壓(ya)(ya)光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po),在周邊(bian)(bian)眼(yan)單循環火(huo)工品(pin)使用(yong)量上節約費(fei)用(yong)8.3%,周邊(bian)(bian)眼(yan)鉆孔(kong)數量從39個下降為23個費(fei)用(yong)節約41%,混凝土噴射每延米節約1.37立方(fang)米。水壓(ya)(ya)光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po)比水壓(ya)(ya)光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po)每循環節約費(fei)用(yong)258.4元,即(ji)每延米節約76較元,節約費(fei)用(yong)比例(li)達32%。此外,聚(ju)能(neng)(neng)(neng)(neng)管(guan)(guan)水壓(ya)(ya)光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po)能(neng)(neng)(neng)(neng)有(you)效(xiao)降低(di)隧道(dao)內(nei)石渣塊度和粉(fen)塵含量,還可(ke)使通(tong)風時間有(you)效(xiao)縮短33%。聚(ju)能(neng)(neng)(neng)(neng)管(guan)(guan)光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po)工藝技術(shu)很(hen)成(cheng)熟、可(ke)操作(zuo)性(xing)很(hen)強、材料(liao)成(cheng)本(ben)很(hen)低(di)、施工速度很(hen)快、節能(neng)(neng)(neng)(neng)環保(bao)效(xiao)果很(hen)顯(xian)著、經濟效(xiao)益社(she)會(hui)效(xiao)益很(hen)高。聚(ju)能(neng)(neng)(neng)(neng)管(guan)(guan)定(ding)向(xiang)爆(bao)(bao)破(po)(po)技術(shu)是近幾年發展(zhan)起(qi)(qi)來的一(yi)項掘進新技術(shu),這種爆(bao)(bao)破(po)(po)技術(shu)與傳統的光(guang)(guang)面(mian)(mian)爆(bao)(bao)破(po)(po)技術(shu)有(you)一(yi)定(ding)的差(cha)別,聚(ju)能(neng)(neng)(neng)(neng)管(guan)(guan)定(ding)向(xiang)爆(bao)(bao)破(po)(po)原(yuan)理是在巷(xiang)道(dao)周邊(bian)(bian)眼(yan)中(zhong),將炸(zha)裝在聚(ju)能(neng)(neng)(neng)(neng)管(guan)(guan)中(zhong)起(qi)(qi)爆(bao)(bao),爆(bao)(bao)破(po)(po)時利用(yong)聚(ju)能(neng)(neng)(neng)(neng)管(guan)(guan)的聚(ju)能(neng)(neng)(neng)(neng)作(zuo)用(yong),以減少裂(lie)隙(xi)的數量和控制優(you)勢(shi)裂(lie)隙(xi)的發展(zhan)方(fang)向(xiang)。