由于(yu)工作任務繁重(zhong)橋式起重(zhong)機(ji)使用(yong)頻(pin)繁,易造成橋式起重(zhong)機(ji)各(ge)機(ji)械傳動系(xi)統磨損(sun)較為嚴重(zhong),這就需要對橋式起重(zhong)機(ji)的各(ge)個(ge)部位(wei)經常進行(xing)(xing)維護保養,使其發(fa)揮最大工作效率。橋式起重(zhong)機(ji)電氣控(kong)制系(xi)統在司機(ji)室(shi)內可同時控(kong)制主副(fu)鉤的升降(jiang),大小車的運行(xing)(xing)機(ji)構。
總(zong)控制回路(lu)電(dian)源(yuan)(yuan)(yuan)進(jin)線開關(guan)采用自動(dong)空(kong)氣(qi)開頭。總(zong)空(kong)氣(qi)開關(guan)是作(zuo)為電(dian)源(yuan)(yuan)(yuan)起到一(yi)定(ding)的保護(hu)作(zuo)用,只(zhi)有在(zai)緊急情況下(xia)(xia)才使(shi)用緊急按鈕接通閘線圈位(wei)空(kong)氣(qi)開關(guan)跳閘,一(yi)般(ban)情況下(xia)(xia),使(shi)用電(dian)源(yuan)(yuan)(yuan)接觸器分合電(dian)源(yuan)(yuan)(yuan)。電(dian)源(yuan)(yuan)(yuan)和供(gong)(gong)(gong)電(dian)形式(shi)機構上所有動(dong)力回路(lu)和控制回路(lu)均(jun)采用380V交流電(dian)電(dian)源(yuan)(yuan)(yuan)由角鋼滑線供(gong)(gong)(gong)電(dian),滑線裝在(zai)橋式(shi)起重機駕駛(shi)室正(zheng)對的一(yi)側。從供(gong)(gong)(gong)電(dian)點到電(dian)機最(zui)大壓降不(bu)超(chao)過額定(ding)電(dian)壓的3%,否(fou)則影響橋機的正(zheng)常運行。
橋式(shi)起重機(ji)大小車軌道必(bi)須按(an)規程(cheng)可靠接地。橋式(shi)起重機(ji)工作(zuo)照明采用500W防(fang)震行車燈,裝在主梁下面(mian),由照明變壓器供電,橋架內和司機(ji)室照明采用220V日光燈,所有(you)照明都由照明控制(zhi)箱控制(zhi)。
目(mu)前,我國(guo)已經從各方(fang)面進行橋式起重機(ji)節能技術(shu)研究。而且,“節能降耗,建設節約型(xing)社會”也是我國(guo)宏觀經濟運(yun)行中的一項緊迫任(ren)務(wu)(wu),更是一項長期的戰略(lve)任(ren)務(wu)(wu)。