各(ge)(ge)種爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)、爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)器材(cai)銷毀以及(ji)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)器材(cai)意外(wai)爆(bao)(bao)(bao)(bao)(bao)炸時,爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)源(yuan)與人員和其他保(bao)(bao)護(hu)對(dui)象之間的(de)(de)(de)安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li)稱為爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li)。爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li)應(ying)取各(ge)(ge)種爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)效應(ying)(地(di)震(zhen)(zhen)、沖擊波、飛(fei)(fei)石(shi)、有(you)毒氣體(ti)等(deng))分別(bie)核定(ding)(ding)的(de)(de)(de)大(da)值。爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)時,必(bi)然產生(sheng)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)地(di)震(zhen)(zhen)、空氣沖擊波、碎石(shi)飛(fei)(fei)散及(ji)有(you)害氣體(ti),因(yin)此(ci),爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)設計時必(bi)須(xu)確(que)(que)定(ding)(ding)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)危(wei)害范圍(wei),并確(que)(que)定(ding)(ding)爆(bao)(bao)(bao)(bao)(bao)點到(dao)附近(jin)人員、設備(bei)、建筑物及(ji)井巷等(deng)的(de)(de)(de)安(an)(an)全(quan)(quan)(quan),這一段(duan)距(ju)(ju)離(li)(li)就稱為爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li)。如何控制好(hao)這段(duan)距(ju)(ju)離(li)(li)就顯的(de)(de)(de)尤(you)為重要。為保(bao)(bao)證(zheng)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)安(an)(an)全(quan)(quan)(quan),爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)地(di)點與人員或(huo)其他應(ying)保(bao)(bao)護(hu)對(dui)象之間必(bi)須(xu)保(bao)(bao)持短的(de)(de)(de)相隔(ge)長度。爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)有(you)害效應(ying)隨(sui)距(ju)(ju)離(li)(li)的(de)(de)(de)增(zeng)加有(you)規律地(di)衰減,用距(ju)(ju)離(li)(li)作為安(an)(an)全(quan)(quan)(quan)尺度可限定(ding)(ding)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)有(you)害效應(ying)在允許限度之內。中國《爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)安(an)(an)全(quan)(quan)(quan)規程》規定(ding)(ding)了爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)(po)地(di)震(zhen)(zhen)安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li),個別(bie)飛(fei)(fei)散物安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li),以及(ji)爆(bao)(bao)(bao)(bao)(bao)炸沖擊波的(de)(de)(de)安(an)(an)全(quan)(quan)(quan)距(ju)(ju)離(li)(li)。
施工工藝嚴格遵循六(liu)字方(fang)針(掛滿、貼(tie)緊、對準):(1)要(yao)保證(zheng)炮眼(yan)打眼(yan)質(zhi)量,炮眼(yan)必(bi)須(xu)按技(ji)術要(yao)求(qiu)合理布置。(2)要(yao)保證(zheng)掏槽(cao)眼(yan)以(yi)(yi)及(ji)其他眼(yan)眼(yan)的(de)打眼(yan)質(zhi)量,一定(ding)(ding)要(yao)在(zai)(zai)規定(ding)(ding)位置上打眼(yan);二要(yao)保證(zheng)炮眼(yan)深度和角度。(3)聚(ju)(ju)能(neng)(neng)管(guan)(guan)裝藥(yao)(yao)(yao)時,要(yao)保證(zheng)乳化炸(zha)藥(yao)(yao)(yao)在(zai)(zai)聚(ju)(ju)能(neng)(neng)管(guan)(guan)中(zhong)空內(nei)壁中(zhong)填充飽(bao)滿不(bu)得有空隙出現時以(yi)(yi)產生拒爆。(4)聚(ju)(ju)能(neng)(neng)管(guan)(guan)在(zai)(zai)炮眼(yan)中(zhong)裝填時,要(yao)保證(zheng)聚(ju)(ju)能(neng)(neng)管(guan)(guan)的(de)兩(liang)條(tiao)聚(ju)(ju)能(neng)(neng)槽(cao)指向巷道輪廓線(xian)方(fang)向并且各個(ge)炮眼(yan)聚(ju)(ju)能(neng)(neng)管(guan)(guan)的(de)聚(ju)(ju)能(neng)(neng)槽(cao)軸線(xian)方(fang)面要(yao)保證(zheng)相互連接在(zai)(zai)隧道輪廓線(xian)上。否則成型(xing)效果不(bu)僅不(bu)好(hao),反而更差(cha)。(5)保證(zheng)炮眼(yan)堵塞質(zhi)量。(6)放炮員應提前按規定(ding)(ding)裝好(hao)聚(ju)(ju)能(neng)(neng)管(guan)(guan)的(de)炸(zha)藥(yao)(yao)(yao),并做好(hao)準備工作。試(shi)用范(fan)圍:一級(ji)至五級(ji)圍巖的(de)光面爆破(po)工程(cheng)。
聚能(neng)(neng)(neng)藥(yao)(yao)(yao)包(bao)(bao)破(po)碎(sui)法(fa)(fa)特點(dian)是:不需(xu)要(yao)打眼,因(yin)而(er)不需(xu)要(yao)購買打眼設備和(he)(he)動(dong)(dong)力(li)設備;施(shi)工(gong)(gong)簡(jian)(jian)單,施(shi)工(gong)(gong)進度比淺眼爆(bao)破(po)法(fa)(fa)快安(an)全(quan)性比普通(tong)淺眼爆(bao)破(po)法(fa)(fa)和(he)(he)普通(tong)裸露藥(yao)(yao)(yao)包(bao)(bao)法(fa)(fa)好;勞動(dong)(dong)強度比淺眼爆(bao)破(po)法(fa)(fa)低(di)。制造(zao)聚能(neng)(neng)(neng)藥(yao)(yao)(yao)包(bao)(bao)所采用(yong)(yong)的(de)(de)炸藥(yao)(yao)(yao)有:黑(hei)索金(jin)和(he)(he)梯(ti)恩梯(ti)混合熔鑄(zhu)型(xing);乳化油炸藥(yao)(yao)(yao)和(he)(he)黑(hei)索金(jin)混裝型(xing)和(he)(he)二號巖石硝鉸炸藥(yao)(yao)(yao)壓(ya)制型(xing)。根據(ju)使用(yong)(yong)的(de)(de)結(jie)果證明,選(xuan)用(yong)(yong)密度較(jiao)大(da)和(he)(he)爆(bao)速較(jiao)高的(de)(de)炸藥(yao)(yao)(yao)制造(zao)聚能(neng)(neng)(neng)藥(yao)(yao)(yao)包(bao)(bao)能(neng)(neng)(neng)獲得較(jiao)好的(de)(de)破(po)碎(sui)效(xiao)果。這(zhe)主(zhu)要(yao)是由于它加工(gong)(gong)簡(jian)(jian)單和(he)(he)破(po)碎(sui)能(neng)(neng)(neng)力(li)較(jiao)大(da)。在礦山由于二次破(po)碎(sui)消耗的(de)(de)藥(yao)(yao)(yao)包(bao)(bao)較(jiao)多,而(er)且金(jin)屬藥(yao)(yao)(yao)型(xing)罩的(de)(de)加工(gong)(gong)費工(gong)(gong)又(you)費材(cai)料,所以(yi)多不采用(yong)(yong)藥(yao)(yao)(yao)型(xing)罩。國內生產的(de)(de)一種用(yong)(yong)于破(po)碎(sui)大(da)塊的(de)(de)聚能(neng)(neng)(neng)藥(yao)(yao)(yao)包(bao)(bao),裝置(zhi)聚能(neng)(neng)(neng)藥(yao)(yao)(yao)包(bao)(bao)時,要(yao)將(jiang)藥(yao)(yao)(yao)包(bao)(bao)垂直裝在大(da)塊的(de)(de)頂面(mian)上,聚能(neng)(neng)(neng)穴朝下。藥(yao)(yao)(yao)包(bao)(bao)位置(zhi)應選(xuan)在頂面(mian)的(de)(de)幾何中心或附(fu)近較(jiao)平整的(de)(de)地點(dian)。然后在上面(mian)覆蓋泥沙。
專業c型聚能管光面爆破技術優勢:相對于傳統爆破工藝,聚能管光面爆破比常規爆破具有以下優勢∶少打眼,少裝藥。節約周邊鉆孔量50%,總鉆孔進尺減少30%;節約炸藥10~20%,雷管30%。節約噴漿料15-20%。節省時間∶每循環鉆孔、裝藥、噴漿時間1.5-2.0小時。c型聚能管公司在安(an)全(quan)方面利用(yong)水沙(sha)袋替代炮泥(ni),以(yi)(yi)避免搗炮泥(ni)損(sun)毀電雷管導線,造(zao)成(cheng)瞎炮。大(da)(da)大(da)(da)減(jian)少(shao)(shao)對圍巖擾動,光面效果好(hao),巖性(xing)條件差情(qing)況(kuang)下(xia)可(ke)(ke)以(yi)(yi)大(da)(da)大(da)(da)減(jian)少(shao)(shao)超挖量,控制(zhi)巷(xiang)道(dao)成(cheng)型;巖性(xing)完整無節理情(qing)況(kuang)下(xia)眼痕率(lv)可(ke)(ke)以(yi)(yi)達到90%以(yi)(yi)上,巷(xiang)道(dao)成(cheng)型好(hao),穩定性(xing)強。布孔(kong)(kong)方式(shi)優化成(cheng)多排掏槽布孔(kong)(kong),單次掘進深度(du)可(ke)(ke)以(yi)(yi)優化提高10%到15%不等。由(you)于炮孔(kong)(kong)數量大(da)(da)大(da)(da)減(jian)少(shao)(shao)可(ke)(ke)以(yi)(yi)考(kao)慮一起全(quan)斷面起爆,節省放炮時間(jian)。