聚(ju)(ju)能包(bao)由炸(zha)(zha)、形罩(zhao)(zhao)(zhao)、隔板、殼體(ti)、引信和(he)(he)支架(jia)等(deng)部(bu)分組成,其作(zuo)(zuo)用(yong)及對(dui)聚(ju)(ju)能包(bao)威(wei)力(li)的(de)影響分述(shu)如下。1.炸(zha)(zha),炸(zha)(zha)是(shi)聚(ju)(ju)能管爆破(po)的(de)能源,炸(zha)(zha)的(de)爆壓(ya)(ya)越大(da),聚(ju)(ju)能彈威(wei)力(li)越大(da);為得(de)到高爆壓(ya)(ya),需高爆速、高密度(du)的(de)炸(zha)(zha)。常用(yong)炸(zha)(zha)有梯(ti)恩梯(ti)、8321炸(zha)(zha)等(deng),裝方法有熔鑄(zhu),塑裝和(he)(he)壓(ya)(ya)裝多種(zhong)(zhong)。2.型(xing)(xing)(xing)(xing)罩(zhao)(zhao)(zhao),型(xing)(xing)(xing)(xing)罩(zhao)(zhao)(zhao)的(de)作(zuo)(zuo)用(yong)是(shi)把(ba)炸(zha)(zha)的(de)爆炸(zha)(zha)能轉化成罩(zhao)(zhao)(zhao)體(ti)材(cai)料(liao)的(de)射流(liu)動能,從而(er)提(ti)高其穿透和(he)(he)切割(ge)能力(li)。型(xing)(xing)(xing)(xing)罩(zhao)(zhao)(zhao)的(de)材(cai)料(liao)必須滿(man)足(zu)四點要求,即可壓(ya)(ya)縮性(xing)(xing)小、密度(du)高、塑性(xing)(xing)和(he)(he)延展性(xing)(xing)好,在形成射流(liu)中(zhong)不汽(qi)化。大(da)量試驗(yan)證明,用(yong)紫銅制作(zuo)(zuo)型(xing)(xing)(xing)(xing)罩(zhao)(zhao)(zhao)效果(guo)好,其次為鑄(zhu)鐵、鋼和(he)(he)陶瓷(ci)。型(xing)(xing)(xing)(xing)罩(zhao)(zhao)(zhao)的(de)形狀多種(zhong)(zhong)多樣,主(zhu)要有軸對(dui)稱(cheng)(cheng)型(xing)(xing)(xing)(xing),如圓錐形、半球形、拋物線形和(he)(he)喇叭形等(deng);面對(dui)稱(cheng)(cheng)型(xing)(xing)(xing)(xing),常見的(de)有用(yong)于(yu)切割(ge)屬板材(cai)的(de)直線形和(he)(he)用(yong)于(yu)切割(ge)管材(cai)的(de)環形聚(ju)(ju)能罩(zhao)(zhao)(zhao)兩(liang)種(zhong)(zhong);中(zhong)心對(dui)稱(cheng)(cheng)型(xing)(xing)(xing)(xing),這種(zhong)(zhong)球形聚(ju)(ju)能包(bao),中(zhong)心有球形空腔(qiang)(qiang)和(he)(he)球形罩(zhao)(zhao)(zhao),球形罩(zhao)(zhao)(zhao)外敷設炸(zha)(zha),若能在瞬間同時(shi)起爆,可在空腔(qiang)(qiang)中(zhong)心點獲得(de)極大(da)的(de)能量集中(zhong)。在工程中(zhong)常用(yong)的(de)是(shi)軸對(dui)稱(cheng)(cheng)型(xing)(xing)(xing)(xing)和(he)(he)面對(dui)稱(cheng)(cheng)型(xing)(xing)(xing)(xing)兩(liang)類型(xing)(xing)(xing)(xing)罩(zhao)(zhao)(zhao)。
專注爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)聚能管(guan)(guan)批發(fa)銷售。隨著(zhu)中國現代化建設的(de)(de)(de)發(fa)展,爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)作(zuo)(zuo)(zuo)(zuo)業(ye)環(huan)境越來(lai)越復(fu)雜,對(dui)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)安(an)(an)全的(de)(de)(de)要求可(ke)能也會越來(lai)越高(gao)。盡管(guan)(guan)我們工程(cheng)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)技(ji)術(shu)(shu)已達到很(hen)高(gao)水平,爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)作(zuo)(zuo)(zuo)(zuo)業(ye)是(shi)一項危險性的(de)(de)(de)工作(zuo)(zuo)(zuo)(zuo),大家(jia)知(zhi)道(dao),一次爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)事故,可(ke)能會造(zao)成(cheng)人民生(sheng)命和(he)財產的(de)(de)(de)損失,也可(ke)能導致環(huan)境受到破(po)(po)(po)壞(huai)。為了安(an)(an)全,在工程(cheng)實(shi)踐(jian)中,往往有(you)許多要求和(he)標準需要我們努力(li)去(qu)解決,比如嚴格控制(zhi)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)的(de)(de)(de)振動效應、爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)沖擊波(bo)、噪聲、粉塵等影響(xiang),要預防電(dian)干擾(rao)等對(dui)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)作(zuo)(zuo)(zuo)(zuo)業(ye)的(de)(de)(de)威脅,還要關注水土保持、環(huan)境保護(hu)等問(wen)題(ti)。爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)作(zuo)(zuo)(zuo)(zuo)業(ye)的(de)(de)(de)安(an)(an)全問(wen)題(ti)一直是(shi)各方面所重視的(de)(de)(de)問(wen)題(ti),已形成(cheng)了一種(zhong)專業(ye)化的(de)(de)(de)規范、制(zhi)度和(he)技(ji)術(shu)(shu)。如中國自1992年(nian)頒布《拆除(chu)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)安(an)(an)全規程(cheng)》,通過拆除(chu)爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)分級管(guan)(guan)理、承擔單位(wei)及人員資格審查(cha)、爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)技(ji)術(shu)(shu)人員培訓與(yu)考核、爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)設計審查(cha)與(yu)安(an)(an)全評估等規定,有(you)力(li)地推(tui)動了爆(bao)(bao)(bao)(bao)(bao)破(po)(po)(po)工程(cheng)的(de)(de)(de)安(an)(an)全管(guan)(guan)理,取得了顯著(zhu)的(de)(de)(de)成(cheng)效。
在(zai)工(gong)程爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)破中(zhong),常用(yong)的(de)(de)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)方(fang)法(fa)有(you):電(dian)(dian)(dian)(dian)力(li)(li)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)法(fa)、導(dao)火索起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)法(fa)、導(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)索起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)法(fa)、導(dao)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)管(guan)(guan)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)法(fa)。電(dian)(dian)(dian)(dian)力(li)(li)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)法(fa)是(shi)(shi)(shi)利用(yong)電(dian)(dian)(dian)(dian)能使雷(lei)(lei)(lei)管(guan)(guan)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)(zha),進而起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)(zha)藥(yao)的(de)(de)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)芳法(fa)。它所需的(de)(de)器材(cai)有(you):電(dian)(dian)(dian)(dian)雷(lei)(lei)(lei)管(guan)(guan)、導(dao)線和起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)電(dian)(dian)(dian)(dian)源。電(dian)(dian)(dian)(dian)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)網路的(de)(de)連接(jie)形式,要(yao)根據爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)破方(fang)法(fa)、爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)破規模、工(gong)程的(de)(de)重(zhong)要(yao)性、所選起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)電(dian)(dian)(dian)(dian)源及其起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)能力(li)(li)等進行選擇,基本連接(jie)方(fang)式有(you):串聯(lian)、并聯(lian)、串并聯(lian)和并串聯(lian)等。電(dian)(dian)(dian)(dian)力(li)(li)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)法(fa)具有(you)較(jiao)安全、可(ke)靠、準(zhun)確、高效等優點(dian),在(zai)國內外(wai)仍占(zhan)有(you)較(jiao)大比重(zhong)。在(zai)大、中(zhong)型爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)破中(zhong),主(zhu)要(yao)仍是(shi)(shi)(shi)用(yong)電(dian)(dian)(dian)(dian)力(li)(li)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)。特(te)別是(shi)(shi)(shi)在(zai)有(you)瓦斯(si)、礦塵(chen)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)炸(zha)(zha)的(de)(de)環(huan)(huan)境中(zhong),電(dian)(dian)(dian)(dian)力(li)(li)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)是(shi)(shi)(shi)主(zhu)要(yao)的(de)(de)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)方(fang)法(fa)。但電(dian)(dian)(dian)(dian)力(li)(li)起(qi)(qi)爆(bao)(bao)(bao)(bao)(bao)(bao)(bao)容易(yi)受各種電(dian)(dian)(dian)(dian)信號(hao)的(de)(de)干擾而發(fa)生(sheng)早爆(bao)(bao)(bao)(bao)(bao)(bao)(bao),因(yin)此在(zai)有(you)雜散電(dian)(dian)(dian)(dian)、靜電(dian)(dian)(dian)(dian)、雷(lei)(lei)(lei)電(dian)(dian)(dian)(dian)、射頻電(dian)(dian)(dian)(dian)、高壓感應電(dian)(dian)(dian)(dian)的(de)(de)環(huan)(huan)境中(zhong),不能使用(yong)普通電(dian)(dian)(dian)(dian)雷(lei)(lei)(lei)管(guan)(guan)。
我國20世紀(ji)60年(nian)代利(li)用(yong)斷(duan)裂(lie)力學對巖石(shi)損(sun)傷引起的裂(lie)紋擴展進行(xing)過(guo)試(shi)驗研(yan)究,為(wei)聚(ju)能(neng)爆(bao)(bao)破技(ji)(ji)(ji)術應用(yong)到工(gong)程做了(le)不少(shao)理(li)(li)論分析,也取得一些進展。80年(nian)代中期開始進行(xing)應用(yong)研(yan)究,以北京礦業(ye)(ye)學院為(wei)代表,著重研(yan)究了(le)聚(ju)能(neng)藥(yao)包切割饑理(li)(li)和(he)應用(yong)。1987年(nian)淮南礦業(ye)(ye)學院取得“雙面(mian)切割器(qi)”的zhuanli,1995年(nian)又取得“大理(li)(li)石(shi)花崗巖切割技(ji)(ji)(ji)術應用(yong)”zhuanli。1991年(nian)中國水(shui)電七局曾試(shi)圖采用(yong)硬質(zhi)紙加(jia)工(gong)聚(ju)能(neng)藥(yao)管(guan)成(cheng)形聚(ju)能(neng)藥(yao)卷做過(guo)聚(ju)能(neng)預(yu)(yu)裂(lie)爆(bao)(bao)破試(shi)驗研(yan)究,但終因當時(shi)的技(ji)(ji)(ji)術及工(gong)藝水(shui)平的限制無法用(yong)于正常施工(gong),但是他們開了(le)橢圓雙極線性聚(ju)能(neng)結構試(shi)驗的先河。雙聚(ju)能(neng)預(yu)(yu)裂(lie)與光面(mian)爆(bao)(bao)破綜合技(ji)(ji)(ji)術開創輪(lun)廓控制爆(bao)(bao)破新時(shi)代。
專業多向聚能管水壓光面爆破較水壓光面爆破,在周邊眼單循環火工品使用量上節約費用8.3%,周邊眼鉆孔數量從39個下降為23個費用節約41%,混凝土噴射每延米節約1.37立方米。濱州多向聚能管水壓(ya)光(guang)(guang)面爆(bao)破(po)(po)(po)(po)比水壓(ya)光(guang)(guang)面爆(bao)破(po)(po)(po)(po)每循環(huan)節(jie)約(yue)費用(yong)258.4元,即每延米節(jie)約(yue)76較元,節(jie)約(yue)費用(yong)比例(li)達(da)32%。此外,聚(ju)(ju)(ju)能(neng)管(guan)水壓(ya)光(guang)(guang)面爆(bao)破(po)(po)(po)(po)能(neng)有(you)效(xiao)降低隧道內石渣(zha)塊度(du)和粉塵含量(liang),還(huan)可(ke)(ke)使通風時(shi)間(jian)有(you)效(xiao)縮(suo)短33%。聚(ju)(ju)(ju)能(neng)管(guan)光(guang)(guang)面爆(bao)破(po)(po)(po)(po)工(gong)藝技(ji)術(shu)很(hen)成(cheng)(cheng)熟、可(ke)(ke)操作(zuo)性(xing)很(hen)強、材料成(cheng)(cheng)本很(hen)低、施工(gong)速度(du)很(hen)快、節(jie)能(neng)環(huan)保效(xiao)果很(hen)顯著、經(jing)濟效(xiao)益社(she)會效(xiao)益很(hen)高。聚(ju)(ju)(ju)能(neng)管(guan)定(ding)向(xiang)爆(bao)破(po)(po)(po)(po)技(ji)術(shu)是近幾年發(fa)展(zhan)起(qi)來(lai)的(de)一項掘進(jin)新技(ji)術(shu),這(zhe)種(zhong)爆(bao)破(po)(po)(po)(po)技(ji)術(shu)與傳(chuan)統的(de)光(guang)(guang)面爆(bao)破(po)(po)(po)(po)技(ji)術(shu)有(you)一定(ding)的(de)差(cha)別,聚(ju)(ju)(ju)能(neng)管(guan)定(ding)向(xiang)爆(bao)破(po)(po)(po)(po)原理是在巷道周邊眼中,將炸裝(zhuang)在聚(ju)(ju)(ju)能(neng)管(guan)中起(qi)爆(bao),爆(bao)破(po)(po)(po)(po)時(shi)利用(yong)聚(ju)(ju)(ju)能(neng)管(guan)的(de)聚(ju)(ju)(ju)能(neng)作(zuo)用(yong),以減少裂隙的(de)數量(liang)和控制優勢裂隙的(de)發(fa)展(zhan)方向(xiang)。