大卡車的(de)氣剎的(de)工作原理是什么?
發布:xxcxzdq瀏覽(lan):3958次
在(zai)汽車啟動(dong)(dong)(dong)的(de)過(guo)(guo)程中,空氣壓(ya)縮機開始(shi)工作(壓(ya)縮空氣,以使其氣缸(gang)中充滿高壓(ya)氣體(ti)),這一(yi)過(guo)(guo)程俗稱(cheng)“打氣”。在(zai)需要對車輛進行制(zhi)動(dong)(dong)(dong)的(de)時(shi)候(用腳(jiao)踩下剎車板),氣缸(gang)就(jiu)會被(bei)打開,氣體(ti)在(zai)壓(ya)強(qiang)差的(de)作用下會進入剎車制(zhi)動(dong)(dong)(dong)的(de)管道(dao)(dao),同時(shi)對管道(dao)(dao)另一(yi)頭的(de)活塞(sai)做功,推(tui)動(dong)(dong)(dong)活塞(sai)拉動(dong)(dong)(dong)制(zhi)動(dong)(dong)(dong)器(qi),從而達到制(zhi)動(dong)(dong)(dong)效(xiao)果。當(dang)汽車重新啟動(dong)(dong)(dong)時(shi),氣缸(gang)閥(fa)就(jiu)會被(bei)重新關閉,同時(shi)制(zhi)動(dong)(dong)(dong)管道(dao)(dao)會連通空氣,消除(chu)壓(ya)強(qiang)差帶來的(de)壓(ya)力,此時(shi)活塞(sai)在(zai)彈簧彈力的(de)作用下回歸原位(wei),制(zhi)動(dong)(dong)(dong)器(qi)被(bei)收(shou)起,汽車取(qu)消制(zhi)動(dong)(dong)(dong)效(xiao)果,恢(hui)復行駛。