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DHB-3P-125A無接縫安全滑觸線特點用途安全、穩定、無接口（除供電點外）、體積小、安裝方便、經濟；1、無接縫滑觸線采用無接頭安裝，簡便省時，空間小。2、無接縫滑觸線特殊材質制造，運行平穩，速度快，噪音低。3、無接縫滑觸線安裝彎曲半徑較小，彎曲半徑≥750mm。

DHB-3P-125A無接縫安全滑觸線特點用途產品工藝、做工精細，造型美觀，實屬起重機行業系統的理想換代產品，廣泛吸取精華，銳意進取，開拓創新，產品已形成系列化，標準化，并且可按用戶要求特殊設計制造。無接縫滑觸線產品簡單的介紹一下：無接縫滑觸線安全、穩定、無接口（除供電點外）、體積小、安裝方便、經濟；采用無接頭安裝，簡便省時，空間小；以無氧銅特殊材質制造，運行平穩，速度快，噪音低。

移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)設(she)(she)(she)備(bei)(bei)因為移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)，需要(yao)不斷地變換方(fang)位，在每(mei)一個不同的方(fang)位上(shang)(shang)，移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)設(she)(she)(she)備(bei)(bei)又要(yao)隨時(shi)能(neng)獲得(de)動(dong)(dong)(dong)(dong)力電(dian)源(yuan)，否(fou)則就無法持續(xu)移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)。這(zhe)時(shi)，滑觸線就應運而生了。沿著移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)設(she)(she)(she)備(bei)(bei)的運轉(zhuan)(zhuan)軌跡平行敷(fu)設(she)(she)(she)了若干條(tiao)導體，接通電(dian)源(yuan)。在移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)的設(she)(she)(she)備(bei)(bei)上(shang)(shang)，又安裝上(shang)(shang)能(neng)夠從(cong)導體上(shang)(shang)取(qu)電(dian)的集(ji)電(dian)器(qi)。這(zhe)樣(yang)，當(dang)設(she)(she)(she)備(bei)(bei)移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)時(shi)，集(ji)電(dian)器(qi)隨設(she)(she)(she)備(bei)(bei)同步運轉(zhuan)(zhuan)，并隨時(shi)從(cong)導體上(shang)(shang)獲得(de)電(dian)源(yuan)，提供給設(she)(she)(she)備(bei)(bei)，以使設(she)(she)(she)備(bei)(bei)可持續(xu)移(yi)(yi)(yi)動(dong)(dong)(dong)(dong)。這(zhe)些導體和集(ji)電(dian)器(qi)組成的設(she)(she)(she)備(bei)(bei)就稱作(zuo)滑觸線。

橋(qiao)(qiao)門(men)式(shi)(shi)起重(zhong)(zhong)機(ji)(ji)(ji)是(shi)起重(zhong)(zhong)機(ji)(ji)(ji)械中(zhong)的(de)主要(yao)類(lei)別，屬于橋(qiao)(qiao)架(jia)(jia)(jia)(jia)類(lei)型，也是(shi)工(gong)(gong)(gong)礦企業中(zhong)常用(yong)的(de)起重(zhong)(zhong)設(she)備。主要(yao)用(yong)于室(shi)(shi)外的(de)料場貨、貨場、散貨的(de)裝(zhuang)卸工(gong)(gong)(gong)作。1、組成(cheng)：橋(qiao)(qiao)門(men)式(shi)(shi)起重(zhong)(zhong)機(ji)(ji)(ji)一(yi)般(ban)是(shi)由(you)橋(qiao)(qiao)架(jia)(jia)(jia)(jia)，大(da)車(che)運行(xing)機(ji)(ji)(ji)構、小(xiao)(xiao)車(che)運行(xing)機(ji)(ji)(ji)構、起升機(ji)(ji)(ji)構、小(xiao)(xiao)車(che)導(dao)電(dian)裝(zhuang)置、起重(zhong)(zhong)機(ji)(ji)(ji)總電(dian)源(yuan)導(dao)電(dian)裝(zhuang)置、司機(ji)(ji)(ji)室(shi)(shi)、電(dian)氣控制(zhi)系(xi)統、保護裝(zhuang)置等(deng)組成(cheng)的(de)。2、主要(yao)部件構造：一(yi)般(ban)由(you)主梁(liang)(liang)（橋(qiao)(qiao)架(jia)(jia)(jia)(jia)）、端梁(liang)(liang)、下橫梁(liang)(liang)、支(zhi)腿(tui)等(deng)結構部件組成(cheng)。主梁(liang)(liang)結構有(you)(you)箱(xiang)型梁(liang)(liang)和(he)(he)(he)桁架(jia)(jia)(jia)(jia)等(deng)形(xing)式(shi)(shi)。箱(xiang)型梁(liang)(liang)由(you)板材焊(han)接(jie)而(er)成(cheng)，桁架(jia)(jia)(jia)(jia)一(yi)般(ban)由(you)管子和(he)(he)(he)型鋼焊(han)接(jie)而(er)成(cheng)。端梁(liang)(liang)由(you)板梁(liang)(liang)和(he)(he)(he)桁架(jia)(jia)(jia)(jia)、車(che)輪(lun)組等(deng)組成(cheng)，是(shi)支(zhi)撐主梁(liang)(liang)的(de)構架(jia)(jia)(jia)(jia)。門(men)式(shi)(shi)起重(zhong)(zhong)機(ji)(ji)(ji)都有(you)(you)剛性支(zhi)腿(tui)（固(gu)定于橋(qiao)(qiao)架(jia)(jia)(jia)(jia)上，形(xing)成(cheng)一(yi)個穩定、靈活(huo)的(de)框架(jia)(jia)(jia)(jia)的(de)單(dan)支(zhi)腿(tui)或(huo)是(shi)雙(shuang)支(zhi)腿(tui)）和(he)(he)(he)柔性支(zhi)腿(tui)（用(yong)鉸軸(zhou)(zhou)連接(jie)到門(men)架(jia)(jia)(jia)(jia)上的(de)單(dan)支(zhi)腿(tui)或(huo)是(shi)雙(shuang)支(zhi)腿(tui)）。3、工(gong)(gong)(gong)作原理：小(xiao)(xiao)車(che)行(xing)走(zou)（牽(qian)(qian)引）機(ji)(ji)(ji)構分(fen)自(zi)行(xing)式(shi)(shi)和(he)(he)(he)牽(qian)(qian)引式(shi)(shi)。橋(qiao)(qiao)式(shi)(shi)起重(zhong)(zhong)機(ji)(ji)(ji)的(de)小(xiao)(xiao)車(che)多(duo)(duo)為自(zi)行(xing)式(shi)(shi)，門(men)式(shi)(shi)起重(zhong)(zhong)機(ji)(ji)(ji)多(duo)(duo)為牽(qian)(qian)引式(shi)(shi)。自(zi)行(xing)式(shi)(shi)又有(you)(you)集中(zhong)驅動(dong)(dong)(dong)和(he)(he)(he)分(fen)別驅動(dong)(dong)(dong)。集中(zhong)驅動(dong)(dong)(dong)多(duo)(duo)采用(yong)一(yi)臺三合一(yi)減速器(qi)和(he)(he)(he)一(yi)根通軸(zhou)(zhou)驅動(dong)(dong)(dong)兩個車(che)輪(lun)，分(fen)別驅動(dong)(dong)(dong)一(yi)般(ban)是(shi)采用(yong)立式(shi)(shi)三合一(yi)減速器(qi)直(zhi)接(jie)帶(dai)動(dong)(dong)(dong)車(che)輪(lun)實現(xian)行(xing)走(zou)。牽(qian)(qian)引式(shi)(shi)多(duo)(duo)在門(men)式(shi)(shi)起重(zhong)(zhong)機(ji)(ji)(ji)的(de)小(xiao)(xiao)車(che)驅動(dong)(dong)(dong)中(zhong)，牽(qian)(qian)引絞車(che)帶(dai)動(dong)(dong)(dong)鋼絲繩通過滑輪(lun)組牽(qian)(qian)引升起小(xiao)(xiao)車(che)在軌道上實現(xian)左右移(yi)動(dong)(dong)(dong)。