江蘇礦用型雙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,礦用型雙向聚能管公司在(zai)爆(bao)破(po)的(de)(de)瞬間,高(gao)溫(wen)高(gao)壓(ya)聚(ju)能射(she)流立即往凹(ao)槽兩邊的(de)(de)巖石(shi)進行切割,巖石(shi)如同豆(dou)腐一(yi)樣輕松被(bei)切割切割出來的(de)(de)輪廓線十分平順,效果極好,聚(ju)能水(shui)(shui)(shui)壓(ya)爆(bao)破(po)中的(de)(de)水(shui)(shui)(shui)袋沒有降(jiang)低爆(bao)破(po)的(de)(de)效果,反而能保護隧道周(zhou)邊植被(bei),減少地質(zhi)擾動,降(jiang)低煙(yan)塵,重要的(de)(de)是(shi)節(jie)省炸成(cheng)本,在(zai)未來這項(xiang)技(ji)術會廣泛應(ying)用于工(gong)程中,降(jiang)低施工(gong)成(cheng)本。爆(bao)破(po)聚(ju)能管水(shui)(shui)(shui)壓(ya)光面爆(bao)破(po)較水(shui)(shui)(shui)壓(ya)光面爆(bao)破(po),在(zai)周(zhou)邊眼單(dan)循(xun)環火工(gong)品使用量(liang)上節(jie)約(yue)費(fei)用8.3%,周(zhou)邊眼鉆孔數(shu)量(liang)從39個下降(jiang)為23個費(fei)用節(jie)約(yue)41%,混凝土噴(pen)射(she)每(mei)延米節(jie)約(yue)1.37立方米。
聚(ju)(ju)能包由(you)炸(zha)(zha)、形(xing)罩(zhao)(zhao)、隔板、殼(ke)體、引信和(he)支(zhi)架等(deng)部(bu)分組成(cheng),其作(zuo)用及(ji)對(dui)(dui)(dui)(dui)聚(ju)(ju)能包威(wei)力(li)(li)(li)的(de)(de)(de)(de)影(ying)響分述如(ru)下(xia)。1.炸(zha)(zha),炸(zha)(zha)是聚(ju)(ju)能管爆(bao)破的(de)(de)(de)(de)能源(yuan),炸(zha)(zha)的(de)(de)(de)(de)爆(bao)壓(ya)越大(da),聚(ju)(ju)能彈威(wei)力(li)(li)(li)越大(da);為得(de)到高(gao)爆(bao)壓(ya),需高(gao)爆(bao)速、高(gao)密度的(de)(de)(de)(de)炸(zha)(zha)。常用炸(zha)(zha)有(you)梯(ti)恩(en)梯(ti)、8321炸(zha)(zha)等(deng),裝(zhuang)方法(fa)有(you)熔鑄,塑裝(zhuang)和(he)壓(ya)裝(zhuang)多(duo)種(zhong)(zhong)。2.型(xing)(xing)(xing)(xing)(xing)罩(zhao)(zhao),型(xing)(xing)(xing)(xing)(xing)罩(zhao)(zhao)的(de)(de)(de)(de)作(zuo)用是把炸(zha)(zha)的(de)(de)(de)(de)爆(bao)炸(zha)(zha)能轉(zhuan)化成(cheng)罩(zhao)(zhao)體材料(liao)的(de)(de)(de)(de)射(she)(she)流動能,從而提高(gao)其穿透和(he)切(qie)割能力(li)(li)(li)。型(xing)(xing)(xing)(xing)(xing)罩(zhao)(zhao)的(de)(de)(de)(de)材料(liao)必須滿足(zu)四點要(yao)求,即可壓(ya)縮性小、密度高(gao)、塑性和(he)延展(zhan)性好(hao),在形(xing)成(cheng)射(she)(she)流中不汽化。大(da)量試驗(yan)證明,用紫銅制作(zuo)型(xing)(xing)(xing)(xing)(xing)罩(zhao)(zhao)效果(guo)好(hao),其次為鑄鐵、鋼和(he)陶瓷(ci)。型(xing)(xing)(xing)(xing)(xing)罩(zhao)(zhao)的(de)(de)(de)(de)形(xing)狀多(duo)種(zhong)(zhong)多(duo)樣,主要(yao)有(you)軸對(dui)(dui)(dui)(dui)稱(cheng)型(xing)(xing)(xing)(xing)(xing),如(ru)圓錐形(xing)、半球(qiu)形(xing)、拋(pao)物線形(xing)和(he)喇(la)叭形(xing)等(deng);面對(dui)(dui)(dui)(dui)稱(cheng)型(xing)(xing)(xing)(xing)(xing),常見(jian)的(de)(de)(de)(de)有(you)用于(yu)切(qie)割屬板材的(de)(de)(de)(de)直線形(xing)和(he)用于(yu)切(qie)割管材的(de)(de)(de)(de)環形(xing)聚(ju)(ju)能罩(zhao)(zhao)兩種(zhong)(zhong);中心對(dui)(dui)(dui)(dui)稱(cheng)型(xing)(xing)(xing)(xing)(xing),這種(zhong)(zhong)球(qiu)形(xing)聚(ju)(ju)能包,中心有(you)球(qiu)形(xing)空腔和(he)球(qiu)形(xing)罩(zhao)(zhao),球(qiu)形(xing)罩(zhao)(zhao)外(wai)敷設炸(zha)(zha),若能在瞬間同(tong)時(shi)起(qi)爆(bao),可在空腔中心點獲(huo)得(de)極(ji)大(da)的(de)(de)(de)(de)能量集(ji)中。在工(gong)程中常用的(de)(de)(de)(de)是軸對(dui)(dui)(dui)(dui)稱(cheng)型(xing)(xing)(xing)(xing)(xing)和(he)面對(dui)(dui)(dui)(dui)稱(cheng)型(xing)(xing)(xing)(xing)(xing)兩類型(xing)(xing)(xing)(xing)(xing)罩(zhao)(zhao)。
水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破技(ji)術基礎上(shang)發展起來的一項新技(ji)術,其掏槽眼(yan)(yan)、輔助眼(yan)(yan)裝藥結(jie)構和爆(bao)(bao)破方(fang)式與水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破相同,但(dan)在(zai)周邊(bian)(bian)眼(yan)(yan)中安裝專用線(xian)性聚(ju)能藥管(guan)替代(dai)常(chang)規爆(bao)(bao)破藥卷和傳爆(bao)(bao)線(xian),利用線(xian)性聚(ju)能藥管(guan)產生的粒子射流動能、高壓爆(bao)(bao)破氣(qi)體應力及“氣(qi)楔”作用,形成平(ping)整圓(yuan)順(shun)的開挖輪廓面(mian)(mian)(mian),對控(kong)制超欠挖具有良好效(xiao)果,有效(xiao)提升了隧道施工(gong)質量、進度和經濟(ji)效(xiao)益。水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破較(jiao)水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破,在(zai)周邊(bian)(bian)眼(yan)(yan)單循環火(huo)工(gong)品使(shi)用量上(shang)節(jie)約(yue)費(fei)用8.3%,周邊(bian)(bian)眼(yan)(yan)鉆孔(kong)數量從39個(ge)下降為23個(ge)費(fei)用節(jie)約(yue)41%,混凝土噴射每延(yan)米(mi)節(jie)約(yue)1.37立方(fang)米(mi)。聚(ju)能水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破比(bi)水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破每循環節(jie)約(yue)費(fei)用258.4元,即每延(yan)米(mi)節(jie)約(yue)76較(jiao)元,節(jie)約(yue)費(fei)用比(bi)例達32%。此外,聚(ju)能水(shui)(shui)壓光(guang)(guang)面(mian)(mian)(mian)爆(bao)(bao)破能有效(xiao)降低隧道內(nei)石(shi)渣塊度和粉塵(chen)含量,還可使(shi)通(tong)風時間有效(xiao)縮短(duan)33%。
采(cai)用(yong)一(yi)種(zhong)抗(kang)靜電(dian)阻(zu)燃的特(te)種(zhong)塑料(liao)(liao)管(guan)(guan)、異形雙(shuang)槽(cao)聚能(neng)管(guan)(guan),根(gen)據炮眼(yan)深度可長(chang)可短。是兩個相似半(ban)(ban)壁(bi)管(guan)(guan)組成(cheng)(cheng),半(ban)(ban)壁(bi)管(guan)(guan)中央有(you)個凹(ao)進(jin)去的槽(cao)叫做'聚能(neng)槽(cao)",使用(yong)聚能(neng)管(guan)(guan)光面爆(bao)(bao)破(po)(po)成(cheng)(cheng)型(xing)效(xiao)果好,開(kai)挖輪(lun)廓線(xian)平順整齊(qi),圍巖擾動(dong)(dong)減少、超(chao)欠(qian)挖明(ming)顯改善(shan),有(you)利于(yu)支護工(gong)(gong)序施工(gong)(gong),同(tong)時混凝(ning)土回填成(cheng)(cheng)本大為降低(di)(di)。鑿孔(kong)率減少30%,大大降低(di)(di)了爆(bao)(bao)破(po)(po)作業工(gong)(gong)班的勞動(dong)(dong)量:鉆(zhan)孔(kong)縮短30分鐘(zhong)、少打眼(yan)、出渣量減少,降低(di)(di)了材料(liao)(liao)成(cheng)(cheng)本、減少工(gong)(gong)時消(xiao)耗、勞動(dong)(dong)效(xiao)率明(ming)顯提高(gao)(gao),周邊(bian)眼(yan)爆(bao)(bao)破(po)(po)成(cheng)(cheng)本降低(di)(di)30%以上(shang),半(ban)(ban)眼(yan)痕保留率高(gao)(gao)達85%以上(shang)。pvc爆(bao)(bao)破(po)(po)聚能(neng)管(guan)(guan)主要應用(yong)于(yu)隧道、煤礦(kuang)、鐵礦(kuang)等(deng)需要進(jin)行光面爆(bao)(bao)破(po)(po)施工(gong)(gong)的工(gong)(gong)程。采(cai)用(yong)聚能(neng)管(guan)(guan)的光面爆(bao)(bao)破(po)(po)可減少鉆(zhan)孔(kong),擴大孔(kong)距,減少導爆(bao)(bao)管(guan)(guan)用(yong)量,減少超(chao)挖,減少噴漿,提高(gao)(gao)半(ban)(ban)孔(kong)率,既節省(sheng)了成(cheng)(cheng)本又(you)提高(gao)(gao)了施工(gong)(gong)效(xiao)率。
聚(ju)能(neng)藥(yao)包(bao)(bao)破碎(sui)法(fa)特點(dian)是:不需要打眼(yan),因而不需要購(gou)買打眼(yan)設備(bei)和(he)動(dong)(dong)力設備(bei);施工(gong)簡單,施工(gong)進度比淺眼(yan)爆破法(fa)快安全(quan)性(xing)比普(pu)通(tong)淺眼(yan)爆破法(fa)和(he)普(pu)通(tong)裸露藥(yao)包(bao)(bao)法(fa)好(hao);勞動(dong)(dong)強度比淺眼(yan)爆破法(fa)低。制(zhi)造聚(ju)能(neng)藥(yao)包(bao)(bao)所采(cai)用(yong)的炸藥(yao)有:黑(hei)索金(jin)和(he)梯恩梯混(hun)合(he)熔鑄型(xing);乳(ru)化油炸藥(yao)和(he)黑(hei)索金(jin)混(hun)裝型(xing)和(he)二(er)號巖(yan)石硝鉸炸藥(yao)壓(ya)制(zhi)型(xing)。根據使用(yong)的結(jie)果(guo)證明,選用(yong)密(mi)度較(jiao)(jiao)大和(he)爆速較(jiao)(jiao)高(gao)的炸藥(yao)制(zhi)造聚(ju)能(neng)藥(yao)包(bao)(bao)能(neng)獲得較(jiao)(jiao)好(hao)的破碎(sui)效果(guo)。這主要是由于(yu)它加工(gong)簡單和(he)破碎(sui)能(neng)力較(jiao)(jiao)大。在礦山由于(yu)二(er)次破碎(sui)消耗的藥(yao)包(bao)(bao)較(jiao)(jiao)多,而且金(jin)屬藥(yao)型(xing)罩的加工(gong)費工(gong)又(you)費材料,所以多不采(cai)用(yong)藥(yao)型(xing)罩。國(guo)內(nei)生(sheng)產的一種用(yong)于(yu)破碎(sui)大塊的聚(ju)能(neng)藥(yao)包(bao)(bao),裝置聚(ju)能(neng)藥(yao)包(bao)(bao)時,要將藥(yao)包(bao)(bao)垂直裝在大塊的頂面(mian)上,聚(ju)能(neng)穴朝下。藥(yao)包(bao)(bao)位置應(ying)選在頂面(mian)的幾(ji)何中心或(huo)附(fu)近較(jiao)(jiao)平整的地(di)點(dian)。然(ran)后在上面(mian)覆蓋(gai)泥沙。