專用c型聚能管聚能包由炸、形罩、隔板、殼體、引信和支架等部分組成,其作用及對聚能包威力的影響分述如下。1.炸,炸是聚能管爆破的能源,炸的爆壓越大,聚能彈威力越大;為得到高爆壓,需高爆速、高密度的炸。常用炸有梯恩梯、8321炸等,裝方法有熔鑄,塑裝和壓裝多種。2.型罩,型罩的作用是把炸的爆炸能轉化成罩體材料的射流動能,從而提高其穿透和切割能力。c型聚能管廠家型(xing)罩(zhao)的(de)材(cai)料必須(xu)滿足四點(dian)要求,即可(ke)壓縮(suo)性小、密(mi)度(du)高(gao)、塑性和(he)延(yan)展性好(hao),在形(xing)(xing)(xing)(xing)(xing)成射流中(zhong)(zhong)不(bu)汽化。大量試驗證明,用(yong)紫銅制(zhi)作(zuo)型(xing)罩(zhao)效(xiao)果好(hao),其次(ci)為(wei)鑄鐵(tie)、鋼和(he)陶瓷。型(xing)罩(zhao)的(de)形(xing)(xing)(xing)(xing)(xing)狀多種多樣,主(zhu)要有(you)軸對(dui)(dui)稱(cheng)型(xing),如圓錐(zhui)形(xing)(xing)(xing)(xing)(xing)、半(ban)球形(xing)(xing)(xing)(xing)(xing)、拋(pao)物線形(xing)(xing)(xing)(xing)(xing)和(he)喇叭形(xing)(xing)(xing)(xing)(xing)等;面對(dui)(dui)稱(cheng)型(xing),常見的(de)有(you)用(yong)于切(qie)割(ge)屬板材(cai)的(de)直線形(xing)(xing)(xing)(xing)(xing)和(he)用(yong)于切(qie)割(ge)管材(cai)的(de)環形(xing)(xing)(xing)(xing)(xing)聚(ju)能罩(zhao)兩種;中(zhong)(zhong)心對(dui)(dui)稱(cheng)型(xing),這種球形(xing)(xing)(xing)(xing)(xing)聚(ju)能包,中(zhong)(zhong)心有(you)球形(xing)(xing)(xing)(xing)(xing)空腔(qiang)和(he)球形(xing)(xing)(xing)(xing)(xing)罩(zhao),球形(xing)(xing)(xing)(xing)(xing)罩(zhao)外(wai)敷設炸,若能在瞬間同(tong)時起爆,可(ke)在空腔(qiang)中(zhong)(zhong)心點(dian)獲得(de)極(ji)大的(de)能量集(ji)中(zhong)(zhong)。在工程中(zhong)(zhong)常用(yong)的(de)是軸對(dui)(dui)稱(cheng)型(xing)和(he)面對(dui)(dui)稱(cheng)型(xing)兩類(lei)型(xing)罩(zhao)。
采(cai)用(yong)(yong)一種抗靜電阻燃的特種塑料管(guan)(guan)、異(yi)形雙(shuang)槽聚(ju)能管(guan)(guan),根據炮(pao)眼深度可長(chang)可短(duan)。是兩(liang)個相似半(ban)壁管(guan)(guan)組(zu)成(cheng),半(ban)壁管(guan)(guan)中(zhong)央有個凹進(jin)去的槽叫做'聚(ju)能槽",使用(yong)(yong)聚(ju)能管(guan)(guan)光(guang)面爆(bao)破(po)成(cheng)型(xing)效果好(hao),開挖(wa)輪廓線平順整齊(qi),圍巖擾動(dong)減(jian)少(shao)(shao)(shao)、超欠挖(wa)明顯改(gai)善(shan),有利(li)于支護(hu)工(gong)(gong)(gong)序施(shi)(shi)工(gong)(gong)(gong),同(tong)時混凝土(tu)回填成(cheng)本大為(wei)降(jiang)低。鑿(zao)孔(kong)(kong)(kong)率(lv)減(jian)少(shao)(shao)(shao)30%,大大降(jiang)低了(le)(le)爆(bao)破(po)作業(ye)工(gong)(gong)(gong)班的勞(lao)動(dong)量:鉆(zhan)孔(kong)(kong)(kong)縮短(duan)30分鐘、少(shao)(shao)(shao)打眼、出渣量減(jian)少(shao)(shao)(shao),降(jiang)低了(le)(le)材(cai)料成(cheng)本、減(jian)少(shao)(shao)(shao)工(gong)(gong)(gong)時消耗、勞(lao)動(dong)效率(lv)明顯提(ti)(ti)高,周邊(bian)眼爆(bao)破(po)成(cheng)本降(jiang)低30%以上,半(ban)眼痕保留率(lv)高達(da)85%以上。pvc爆(bao)破(po)聚(ju)能管(guan)(guan)主要應用(yong)(yong)于隧道、煤礦、鐵礦等需(xu)要進(jin)行光(guang)面爆(bao)破(po)施(shi)(shi)工(gong)(gong)(gong)的工(gong)(gong)(gong)程。采(cai)用(yong)(yong)聚(ju)能管(guan)(guan)的光(guang)面爆(bao)破(po)可減(jian)少(shao)(shao)(shao)鉆(zhan)孔(kong)(kong)(kong),擴大孔(kong)(kong)(kong)距(ju),減(jian)少(shao)(shao)(shao)導爆(bao)管(guan)(guan)用(yong)(yong)量,減(jian)少(shao)(shao)(shao)超挖(wa),減(jian)少(shao)(shao)(shao)噴漿,提(ti)(ti)高半(ban)孔(kong)(kong)(kong)率(lv),既(ji)節(jie)省了(le)(le)成(cheng)本又(you)提(ti)(ti)高了(le)(le)施(shi)(shi)工(gong)(gong)(gong)效率(lv)。
水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po)技術基(ji)礎上(shang)發展起來的一項新技術,其掏槽(cao)眼(yan)、輔助眼(yan)裝藥(yao)結(jie)構和爆(bao)(bao)破(po)(po)方式與水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po)相同,但在周邊(bian)(bian)眼(yan)中安裝專用(yong)線性聚(ju)能藥(yao)管(guan)替(ti)代常規爆(bao)(bao)破(po)(po)藥(yao)卷和傳爆(bao)(bao)線,利用(yong)線性聚(ju)能藥(yao)管(guan)產生的粒子射(she)流動能、高壓(ya)爆(bao)(bao)破(po)(po)氣體應力及“氣楔”作用(yong),形成平整圓(yuan)順(shun)的開挖(wa)輪廓面(mian),對控制超欠挖(wa)具有良(liang)好效果,有效提(ti)升(sheng)了(le)隧(sui)道(dao)施(shi)工(gong)質(zhi)量(liang)、進(jin)度和經濟(ji)效益。水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po)較水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po),在周邊(bian)(bian)眼(yan)單循環火工(gong)品(pin)使用(yong)量(liang)上(shang)節(jie)約(yue)費(fei)用(yong)8.3%,周邊(bian)(bian)眼(yan)鉆孔數(shu)量(liang)從39個下降為23個費(fei)用(yong)節(jie)約(yue)41%,混凝土噴射(she)每延米(mi)(mi)節(jie)約(yue)1.37立(li)方米(mi)(mi)。聚(ju)能水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po)比水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po)每循環節(jie)約(yue)費(fei)用(yong)258.4元(yuan),即每延米(mi)(mi)節(jie)約(yue)76較元(yuan),節(jie)約(yue)費(fei)用(yong)比例達(da)32%。此外,聚(ju)能水(shui)(shui)(shui)壓(ya)光(guang)面(mian)爆(bao)(bao)破(po)(po)能有效降低隧(sui)道(dao)內(nei)石渣塊度和粉塵含量(liang),還可(ke)使通(tong)風時間有效縮短33%。
是將炸(zha)藥裝在(zai)(zai)聚(ju)能(neng)管內,兩(liang)頭均(jun)放置了水(shui)袋,聚(ju)能(neng)管爆(bao)炸(zha)產(chan)生(sheng)的(de)(de)高溫(wen)高壓(ya)射流,讓水(shui)袋產(chan)生(sheng)“水(shui)楔”效應,使圍巖裂(lie)縫加劇延伸擴展。它是在(zai)(zai)水(shui)壓(ya)光(guang)面爆(bao)破(po)基礎上(shang)(shang)發(fa)展起來的(de)(de)一項新(xin)技術,區別只是在(zai)(zai)周邊眼中(zhong)安裝專用(yong)線性聚(ju)能(neng)藥管替代常規爆(bao)破(po)藥卷(juan)和傳(chuan)爆(bao)線,只要做到(dao)(dao)七大關鍵環(huan)節(jie):水(shui)袋挺拔(ba)飽(bao)滿、炮泥軟硬適中(zhong)、水(shui)袋裝填到(dao)(dao)底(di)、炮泥回填到(dao)(dao)口(kou)、木棍逐節(jie)搗固、水(shui)藥緊密(mi)相連、槽面必須平(ping)行,就能(neng)對(dui)控制超欠挖起到(dao)(dao)良好效果(guo)。在(zai)(zai)推(tui)廣水(shui)壓(ya)爆(bao)破(po)的(de)(de)基礎上(shang)(shang),去(qu)年9月,水(shui)壓(ya)聚(ju)能(neng)爆(bao)破(po)的(de)(de)成果(guo)上(shang)(shang),今年更為深入地在(zai)(zai)興泉鐵路大嶺(ling)隧道(dao)、牡佳(jia)鐵路麻山隧道(dao)采用(yong)了此項技術,積(ji)累了成功經(jing)驗。
的(de)(de)(de)軍事(shi)應(ying)用:聚(ju)能(neng)爆(bao)破(po)技(ji)術(shu),早在二次世(shi)界(jie)大戰期間就(jiu)在軍事(shi)方面廣泛(fan)應(ying)用。國(guo)(guo)內在聚(ju)能(neng)破(po)甲技(ji)術(shu)如大錐角反(fan)艦導彈戰斗(dou)部和(he)大錐角反(fan)坦克地雷以及敏感(gan)彈戰斗(dou)部等方面取(qu)得了較(jiao)為快速的(de)(de)(de)發(fa)(fa)展,我(wo)國(guo)(guo)20世(shi)紀(ji)60年(nian)代(dai)打破(po)國(guo)(guo)外(wai)技(ji)術(shu)封(feng)鎖獨(du)立自主研發(fa)(fa)成功原子彈就(jiu)是(shi)得力于聚(ju)能(neng)爆(bao)破(po)技(ji)術(shu)轟擊核裝置而引(yin)爆(bao)原子彈。的(de)(de)(de)民爆(bao)應(ying)用——切(qie)(qie)(qie)槽爆(bao)破(po)技(ji)術(shu):聚(ju)能(neng)爆(bao)破(po)用于工程建設(she)也是(shi)20世(shi)紀(ji)60年(nian)代(dai)開始的(de)(de)(de),首先是(shi)瑞(rui)典的(de)(de)(de)U﹒Langefors提(ti)出(chu)孔壁切(qie)(qie)(qie)槽爆(bao)破(po)利用槽口應(ying)力集中定向開裂的(de)(de)(de)設(she)想,后經W﹒L﹒Fourney驗證是(shi)有效的(de)(de)(de)。70年(nian)代(dai)國(guo)(guo)外(wai)廣泛(fan)研究(jiu)和(he)應(ying)用了切(qie)(qie)(qie)槽爆(bao)破(po)技(ji)術(shu)。
水(shui)壓光面爆(bao)破(po)(po)技術,是在水(shui)壓光面爆(bao)破(po)(po)技術基礎上(shang)發展(zhan)起來的(de)一項(xiang)新技術,其(qi)(qi)掏槽(cao)眼、輔(fu)助(zhu)眼裝藥結(jie)構和(he)爆(bao)破(po)(po)方式與水(shui)壓光面爆(bao)破(po)(po)相同,但(dan)在周(zhou)邊眼中安(an)裝專用(yong)(yong)(yong)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)管(guan)裝置(zhi)替代常(chang)規爆(bao)破(po)(po)藥卷和(he)傳爆(bao)線,利(li)用(yong)(yong)(yong)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)管(guan)產生的(de)粒(li)子(zi)射流動(dong)能(neng)(neng)(neng)(neng)(neng)、高壓爆(bao)破(po)(po)氣(qi)體應(ying)力及“氣(qi)楔”作用(yong)(yong)(yong),形成(cheng)平(ping)整圓順的(de)開(kai)挖輪廓面,對(dui)控制超欠(qian)挖具(ju)有(you)良好效果(guo),有(you)效提(ti)升了隧(sui)道(dao)施(shi)工(gong)質量、進(jin)度和(he)經濟效益。科學合理(li)地利(li)用(yong)(yong)(yong)能(neng)(neng)(neng)(neng)(neng)源,提(ti)高能(neng)(neng)(neng)(neng)(neng)源利(li)用(yong)(yong)(yong)效率,對(dui)節能(neng)(neng)(neng)(neng)(neng)減排也十分重要。利(li)用(yong)(yong)(yong)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)管(guan)兩端的(de)水(shui)平(ping)開(kai)出(chu)的(de)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)槽(cao)產生的(de)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)射流效應(ying)對(dui)巖石進(jin)行破(po)(po)碎。據專家(jia)測算,由于聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)管(guan)兩端聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)槽(cao)產生的(de)聚(ju)(ju)能(neng)(neng)(neng)(neng)(neng)切割效應(ying),其(qi)(qi)能(neng)(neng)(neng)(neng)(neng)效比(bi)提(ti)升一個量級。