是由管(guan)體(ti)、前錐形(xing)定(ding)格(ge)(ge)(ge)帽、后(hou)(hou)定(ding)格(ge)(ge)(ge)堵(du)(du)構成,管(guan)體(ti)為(wei)塑性(xing)材料(liao)制成,呈(cheng)管(guan)狀,管(guan)體(ti)外(wai)(wai)徑(jing)(jing)(jing)小于正常炮眼內(nei)徑(jing)(jing)(jing),長度可(ke)隨(sui)爆破需要生產,管(guan)體(ti)兩端各(ge)有(you)(you)(you)外(wai)(wai)螺(luo)紋(wen),兩端外(wai)(wai)螺(luo)紋(wen)間有(you)(you)(you)一(yi)(yi)縱向切(qie)縫(feng),切(qie)縫(feng)間等距有(you)(you)(you)加強筋,前錐形(xing)定(ding)格(ge)(ge)(ge)帽呈(cheng)傘(san)(san)狀,傘(san)(san)形(xing)尖有(you)(you)(you)一(yi)(yi)光孔(kong),兩側直壁內(nei)徑(jing)(jing)(jing)有(you)(you)(you)螺(luo)紋(wen),與管(guan)體(ti)外(wai)(wai)徑(jing)(jing)(jing)前端螺(luo)紋(wen)配合(he),帽體(ti)外(wai)(wai)徑(jing)(jing)(jing)大于管(guan)體(ti),后(hou)(hou)定(ding)格(ge)(ge)(ge)堵(du)(du)為(wei)一(yi)(yi)封(feng)蓋,外(wai)(wai)徑(jing)(jing)(jing)直徑(jing)(jing)(jing)大于管(guan)體(ti)外(wai)(wai)徑(jing)(jing)(jing),與前錐形(xing)定(ding)格(ge)(ge)(ge)帽外(wai)(wai)徑(jing)(jing)(jing)一(yi)(yi)致,后(hou)(hou)定(ding)格(ge)(ge)(ge)堵(du)(du)內(nei)徑(jing)(jing)(jing)有(you)(you)(you)螺(luo)紋(wen),與管(guan)體(ti)外(wai)(wai)徑(jing)(jing)(jing)后(hou)(hou)端螺(luo)紋(wen)配合(he)。可(ke)根據炮眼深度采(cai)用合(he)適的聚(ju)能(neng)管(guan)管(guan)體(ti),不(bu)需其他(ta)工(gong)具(ju)幫助送入(ru)炮眼,切(qie)縫(feng)方向準確,兩端的前錐形(xing)定(ding)格(ge)(ge)(ge)帽和后(hou)(hou)定(ding)格(ge)(ge)(ge)堵(du)(du)外(wai)(wai)徑(jing)(jing)(jing)與炮眼內(nei)徑(jing)(jing)(jing)一(yi)(yi)致,保證聚(ju)能(neng)管(guan)管(guan)體(ti)同心,定(ding)向準確。且利于工(gong)業(ye)化生產,作(zuo)業(ye)安全
聚(ju)能(neng)(neng)(neng)包(bao)由(you)炸(zha)(zha)、形(xing)(xing)(xing)(xing)(xing)(xing)罩、隔板、殼(ke)體、引信和(he)支架等(deng)部分組成(cheng)(cheng),其(qi)作用及對(dui)聚(ju)能(neng)(neng)(neng)包(bao)威力的(de)(de)影響分述如下。1.炸(zha)(zha),炸(zha)(zha)是聚(ju)能(neng)(neng)(neng)管(guan)爆(bao)破的(de)(de)能(neng)(neng)(neng)源,炸(zha)(zha)的(de)(de)爆(bao)壓越大(da),聚(ju)能(neng)(neng)(neng)彈威力越大(da);為得到高(gao)爆(bao)壓,需(xu)高(gao)爆(bao)速、高(gao)密(mi)度(du)的(de)(de)炸(zha)(zha)。常用炸(zha)(zha)有梯恩梯、8321炸(zha)(zha)等(deng),裝(zhuang)方法有熔鑄,塑(su)裝(zhuang)和(he)壓裝(zhuang)多種(zhong)(zhong)。2.型(xing)罩,型(xing)罩的(de)(de)作用是把炸(zha)(zha)的(de)(de)爆(bao)炸(zha)(zha)能(neng)(neng)(neng)轉化(hua)成(cheng)(cheng)罩體材(cai)(cai)料的(de)(de)射流動能(neng)(neng)(neng),從而提高(gao)其(qi)穿透和(he)切割能(neng)(neng)(neng)力。型(xing)罩的(de)(de)材(cai)(cai)料必(bi)須滿足四點要求,即可壓縮(suo)性小、密(mi)度(du)高(gao)、塑(su)性和(he)延展性好(hao),在形(xing)(xing)(xing)(xing)(xing)(xing)成(cheng)(cheng)射流中(zhong)不汽化(hua)。大(da)量(liang)試驗證明(ming),用紫(zi)銅(tong)制作型(xing)罩效果好(hao),其(qi)次為鑄鐵、鋼和(he)陶瓷。型(xing)罩的(de)(de)形(xing)(xing)(xing)(xing)(xing)(xing)狀多種(zhong)(zhong)多樣,主(zhu)要有軸對(dui)稱(cheng)(cheng)(cheng)型(xing),如圓錐形(xing)(xing)(xing)(xing)(xing)(xing)、半球(qiu)形(xing)(xing)(xing)(xing)(xing)(xing)、拋物線(xian)形(xing)(xing)(xing)(xing)(xing)(xing)和(he)喇叭形(xing)(xing)(xing)(xing)(xing)(xing)等(deng);面對(dui)稱(cheng)(cheng)(cheng)型(xing),常見的(de)(de)有用于切割屬板材(cai)(cai)的(de)(de)直線(xian)形(xing)(xing)(xing)(xing)(xing)(xing)和(he)用于切割管(guan)材(cai)(cai)的(de)(de)環形(xing)(xing)(xing)(xing)(xing)(xing)聚(ju)能(neng)(neng)(neng)罩兩種(zhong)(zhong);中(zhong)心對(dui)稱(cheng)(cheng)(cheng)型(xing),這種(zhong)(zhong)球(qiu)形(xing)(xing)(xing)(xing)(xing)(xing)聚(ju)能(neng)(neng)(neng)包(bao),中(zhong)心有球(qiu)形(xing)(xing)(xing)(xing)(xing)(xing)空(kong)腔(qiang)和(he)球(qiu)形(xing)(xing)(xing)(xing)(xing)(xing)罩,球(qiu)形(xing)(xing)(xing)(xing)(xing)(xing)罩外(wai)敷設炸(zha)(zha),若能(neng)(neng)(neng)在瞬間同時起爆(bao),可在空(kong)腔(qiang)中(zhong)心點獲得極大(da)的(de)(de)能(neng)(neng)(neng)量(liang)集中(zhong)。在工程中(zhong)常用的(de)(de)是軸對(dui)稱(cheng)(cheng)(cheng)型(xing)和(he)面對(dui)稱(cheng)(cheng)(cheng)型(xing)兩類(lei)型(xing)罩。
安慶深孔爆破多向聚能管水壓爆破是在炮孔兩端填充水袋,中間裝上乳化炸,炮孔再用炮泥封死,炮孔間距很大,兩個炮空之間相距了一米左右,是常規爆破的炮孔間距的兩倍,這樣可以節省炮孔材料,這兩個凹槽又稱為聚能槽,聚能槽非常重要,放置的位置和方向都十分講究,一點也不能出錯,深孔爆破多向聚能管價格在爆(bao)(bao)(bao)破(po)的瞬間,高溫高壓(ya)聚能(neng)(neng)射(she)流立即往(wang)凹槽兩邊(bian)的巖石(shi)進行切(qie)割,巖石(shi)如同豆腐(fu)一樣輕松被(bei)切(qie)割切(qie)割出來(lai)的輪廓線十分(fen)平順,效(xiao)果(guo)極好,聚能(neng)(neng)水(shui)壓(ya)爆(bao)(bao)(bao)破(po)中(zhong)的水(shui)袋(dai)沒有降低(di)爆(bao)(bao)(bao)破(po)的效(xiao)果(guo),反而能(neng)(neng)保護隧道周邊(bian)植被(bei),減(jian)少(shao)地質擾動,降低(di)煙塵,重要(yao)的是節省炸成本,在未來(lai)這(zhe)項技術會(hui)廣泛(fan)應(ying)用于工(gong)程中(zhong),降低(di)施工(gong)成本。爆(bao)(bao)(bao)破(po)聚能(neng)(neng)管(guan)水(shui)壓(ya)光面爆(bao)(bao)(bao)破(po)較(jiao)水(shui)壓(ya)光面爆(bao)(bao)(bao)破(po),在周邊(bian)眼單循(xun)環火工(gong)品(pin)使用量上節約(yue)費用8.3%,周邊(bian)眼鉆(zhan)孔數量從39個下降為23個費用節約(yue)41%,混凝土噴(pen)射(she)每延米節約(yue)1.37立方米。
是將炸藥(yao)裝(zhuang)在(zai)(zai)聚能管(guan)(guan)內,兩頭均放置了水(shui)(shui)(shui)袋,聚能管(guan)(guan)爆(bao)炸產生的(de)高溫高壓(ya)射流,讓水(shui)(shui)(shui)袋產生“水(shui)(shui)(shui)楔”效應,使圍(wei)巖裂(lie)縫加(jia)劇延伸(shen)擴展。它(ta)是在(zai)(zai)水(shui)(shui)(shui)壓(ya)光面(mian)爆(bao)破基(ji)礎(chu)上發展起(qi)來(lai)的(de)一項新(xin)技術(shu),區別只是在(zai)(zai)周邊(bian)眼中(zhong)(zhong)安(an)裝(zhuang)專用(yong)線(xian)性聚能藥(yao)管(guan)(guan)替代常規爆(bao)破藥(yao)卷和(he)傳爆(bao)線(xian),只要做到(dao)七大(da)關鍵環節:水(shui)(shui)(shui)袋挺拔飽滿、炮泥(ni)軟硬(ying)適中(zhong)(zhong)、水(shui)(shui)(shui)袋裝(zhuang)填(tian)到(dao)底、炮泥(ni)回填(tian)到(dao)口、木棍(gun)逐節搗固(gu)、水(shui)(shui)(shui)藥(yao)緊密相連(lian)、槽面(mian)必須平(ping)行(xing),就能對控制超欠挖起(qi)到(dao)良(liang)好效果。在(zai)(zai)推廣(guang)水(shui)(shui)(shui)壓(ya)爆(bao)破的(de)基(ji)礎(chu)上,去年(nian)9月,水(shui)(shui)(shui)壓(ya)聚能爆(bao)破的(de)成(cheng)果上,今年(nian)更為深入地在(zai)(zai)興(xing)泉鐵(tie)路大(da)嶺隧(sui)道、牡佳(jia)鐵(tie)路麻山隧(sui)道采用(yong)了此項技術(shu),積累了成(cheng)功經驗。