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      ZDY12000LD型(xing)煤礦用(yong)履帶式(shi)全(quan)液壓坑道鉆(zhan)(zhan)(zhan)機是(shi)一款整體(ti)式(shi)大功率(lv)深孔(kong)(kong)定向鉆(zhan)(zhan)(zhan)機，適用(yong)孔(kong)(kong)底馬達(da)定向鉆(zhan)(zhan)(zhan)進、孔(kong)(kong)口(kou)回轉鉆(zhan)(zhan)(zhan)進以及復(fu)合鉆(zhan)(zhan)(zhan)進等多種施(shi)工(gong)工(gong)藝。可用(yong)于(yu)煤礦瓦斯抽采鉆(zhan)(zhan)(zhan)孔(kong)(kong)施(shi)工(gong)，也可用(yong)于(yu)井下(xia)探放水(shui)、地(di)質構(gou)造和煤層厚(hou)度(du)探測、煤層注(zhu)水(shui)、頂底板注(zhu)漿(jiang)等各類高精度(du)定向鉆(zhan)(zhan)(zhan)孔(kong)(kong)的(de)(de)施(shi)工(gong)。尤其是(shi)大直(zhi)徑(jing)高位孔(kong)(kong)的(de)(de)施(shi)工(gong)方面(mian)，具有突出優勢。

      動力(li)頭主軸采用(yong)(yong)φ135mm大通孔(kong)結(jie)構，能(neng)(neng)(neng)夠進(jin)(jin)行大角度鉆(zhan)(zhan)(zhan)進(jin)(jin)施(shi)工(gong)，并(bing)可(ke)配(pei)套(tao)(tao)使(shi)用(yong)(yong)多(duo)(duo)種(zhong)規格(ge)的(de)普通鉆(zhan)(zhan)(zhan)桿(gan)、通纜鉆(zhan)(zhan)(zhan)桿(gan)、螺(luo)旋鉆(zhan)(zhan)(zhan)桿(gan)和(he)(he)打撈(lao)鉆(zhan)(zhan)(zhan)具。鉆(zhan)(zhan)(zhan)機(ji)回(hui)轉(zhuan)系統(tong)和(he)(he)給進(jin)(jin)系統(tong)分別配(pei)套(tao)(tao)設(she)計快、慢兩(liang)檔操(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)模(mo)式，滿足(zu)正常鉆(zhan)(zhan)(zhan)進(jin)(jin)、復合鉆(zhan)(zhan)(zhan)進(jin)(jin)、鉆(zhan)(zhan)(zhan)孔(kong)方(fang)位調(diao)節等(deng)多(duo)(duo)種(zhong)施(shi)工(gong)要求，并(bing)可(ke)實現鉆(zhan)(zhan)(zhan)孔(kong)方(fang)位的(de)精確調(diao)整，同時針對快慢兩(liang)檔的(de)回(hui)轉(zhuan)系統(tong)單獨(du)(du)設(she)置(zhi)轉(zhuan)矩限制(zhi)模(mo)塊，增強(qiang)了鉆(zhan)(zhan)(zhan)機(ji)分別進(jin)(jin)行回(hui)轉(zhuan)鉆(zhan)(zhan)(zhan)進(jin)(jin)和(he)(he)定向鉆(zhan)(zhan)(zhan)進(jin)(jin)的(de)功(gong)(gong)能(neng)(neng)(neng)適(shi)應性，并(bing)起到安(an)全保(bao)(bao)(bao)護(hu)的(de)作(zuo)(zuo)(zuo)(zuo)(zuo)用(yong)(yong)。鉆(zhan)(zhan)(zhan)機(ji)液(ye)(ye)壓(ya)(ya)系統(tong)采用(yong)(yong)負(fu)載敏感和(he)(he)恒(heng)功(gong)(gong)率(lv)控(kong)(kong)制(zhi)技(ji)術(shu)，具有(you)顯著節能(neng)(neng)(neng)的(de)特點，同時具備(bei)可(ke)靠(kao)性高(gao)(gao)、操(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)性好的(de)優(you)點。 鉆(zhan)(zhan)(zhan)機(ji)自(zi)帶水泵(beng)流量監測(ce)儀，集(ji)中布置(zhi)于操(cao)縱臺上(shang)方(fang)，并(bing)配(pei)備(bei)水泵(beng)截(jie)流和(he)(he)卸荷(he)控(kong)(kong)制(zhi)閥，便(bian)于施(shi)鉆(zhan)(zhan)(zhan)人員集(ji)中操(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)。液(ye)(ye)壓(ya)(ya)系統(tong)設(she)置(zhi)有(you)多(duo)(duo)種(zhong)保(bao)(bao)(bao)護(hu)功(gong)(gong)能(neng)(neng)(neng)，具有(you)定向鉆(zhan)(zhan)(zhan)進(jin)(jin)回(hui)轉(zhuan)自(zi)鎖保(bao)(bao)(bao)護(hu)、定向鉆(zhan)(zhan)(zhan)進(jin)(jin)與(yu)(yu)回(hui)轉(zhuan)鉆(zhan)(zhan)(zhan)進(jin)(jin)轉(zhuan)矩限制(zhi)、防止(zhi)誤操(cao)作(zuo)(zuo)(zuo)(zuo)(zuo)功(gong)(gong)能(neng)(neng)(neng)保(bao)(bao)(bao)護(hu)等(deng)功(gong)(gong)能(neng)(neng)(neng)回(hui)路(lu)，與(yu)(yu)現有(you)煤礦(kuang)井(jing)下全液(ye)(ye)壓(ya)(ya)坑道鉆(zhan)(zhan)(zhan)機(ji)相比，該機(ji)液(ye)(ye)壓(ya)(ya)系統(tong)保(bao)(bao)(bao)護(hu)回(hui)路(lu)多(duo)(duo)，功(gong)(gong)能(neng)(neng)(neng)完善，操(cao)縱方(fang)便(bian)，可(ke)靠(kao)性高(gao)(gao)可(ke)有(you)效提高(gao)(gao)鉆(zhan)(zhan)(zhan)機(ji)工(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)效率(lv)。采用(yong)(yong)三泵(beng)系統(tong)分別獨(du)(du)立工(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)，回(hui)轉(zhuan)參(can)(can)數與(yu)(yu)給進(jin)(jin)參(can)(can)數可(ke)以(yi)獨(du)(du)立調(diao)節，配(pei)套(tao)(tao)使(shi)用(yong)(yong)恒(heng)功(gong)(gong)率(lv)控(kong)(kong)制(zhi)、負(fu)載敏感和(he)(he)恒(heng)壓(ya)(ya)變(bian)量控(kong)(kong)制(zhi)方(fang)式，有(you)效降(jiang)低鉆(zhan)(zhan)(zhan)機(ji)工(gong)作(zuo)(zuo)(zuo)(zuo)(zuo)時的(de)能(neng)(neng)(neng)耗。

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