电动铲运机能够独立完成装、运、卸作(zuo)业(ye)，越来(lai)越受煤(mei)矿行业(ye)的青睐(lai)，而(er)电动铲(chan)运机的各种作(zuo)业(ye)任务(wu)都离不(bu)开行驶系统(tong)。

电动(dong)(dong)(dong)铲运机(ji)行驶系统由(you)静液(ye)压传动(dong)(dong)(dong)装置(zhi)(zhi)和驱(qu)动(dong)(dong)(dong)桥等机(ji)械装置(zhi)(zhi)组成(cheng)。电动(dong)(dong)(dong)机(ji)旋转(zhuan)，补(bu)油(you)(you)(you)泵(beng)工(gong)(gong)作(zuo)向控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)系统、变(bian)量(liang)(liang)泵(beng)、停车制(zhi)(zhi)(zhi)(zhi)(zhi)动(dong)(dong)(dong)系统供(gong)(gong)油(you)(you)(you)。变(bian)量(liang)(liang)泵(beng)排(pai)量(liang)(liang)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)阀(fa)(fa)处(chu)于(yu)中间位(wei)置(zhi)(zhi)，变(bian)量(liang)(liang)油(you)(you)(you)泵(beng)斜盘处(chu)于(yu)零(ling)位(wei)，不排(pai)油(you)(you)(you)不吸油(you)(you)(you)，起到工(gong)(gong)作(zuo)制(zhi)(zhi)(zhi)(zhi)(zhi)动(dong)(dong)(dong)的作(zuo)用；液(ye)压阀(fa)(fa)阀(fa)(fa)芯(xin)处(chu)于(yu)左端(duan)位(wei)置(zhi)(zhi)，补(bu)油(you)(you)(you)泵(beng)供(gong)(gong)出的油(you)(you)(you)经阀(fa)(fa)进入增(zeng)压器(qi)，增(zeng)压器(qi)推动(dong)(dong)(dong)停车制(zhi)(zhi)(zhi)(zhi)(zhi)动(dong)(dong)(dong)器(qi)的活塞，压缩弹(dan)簧，解除(chu)停车制(zhi)(zhi)(zhi)(zhi)(zhi)动(dong)(dong)(dong)。当工(gong)(gong)作(zuo)阻(zu)力超过压力限(xian)制(zhi)(zhi)(zhi)(zhi)(zhi)阀(fa)(fa)的限(xian)制(zhi)(zhi)(zhi)(zhi)(zhi)值(zhi)时(shi)，油(you)(you)(you)泵(beng)斜盘自动(dong)(dong)(dong)回中位(wei)，泵(beng)处(chu)于(yu)工(gong)(gong)作(zuo)制(zhi)(zhi)(zhi)(zhi)(zhi)动(dong)(dong)(dong)状态，起到安全作(zuo)用，保护油(you)(you)(you)泵(beng)。操纵阀(fa)(fa)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)变(bian)量(liang)(liang)阀(fa)(fa)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)变(bian)量(liang)(liang)泵(beng)的排(pai)油(you)(you)(you)方(fang)向和流量(liang)(liang)大(da)小，使马达正反转(zhuan)以(yi)所需转(zhuan)数驱(qu)动(dong)(dong)(dong)前后桥，使电动(dong)(dong)(dong)铲运机(ji)以(yi)任意速(su)度前进、后退。

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