時間: 2020-06-15 16:07:25來源: 湘潭南方電機車制造有限公司湖南電機車
腳(jiao)制(zhi)動(dong)(dong)閥(fa)在機車(che)行(xing)駛過(guo)程中用于點(dian)動(dong)(dong)輔(fu)助減速(su),使(shi)用腳(jiao)制(zhi)動(dong)(dong)閥(fa)時必須點(dian)動(dong)(dong)使(shi)用,否則將對電機或(huo)減速(su)機造成沖(chong)擊(ji)。氣路(lu)由(you)控制(zhi)管(guan)路(lu)和供(gong)(gong)氣管(guan)路(lu)組成,控制(zhi)管(guan)路(lu)主要是(shi)把手剎和腳(jiao)制(zhi)動(dong)(dong)閥(fa)的(de)(de)制(zhi)動(dong)(dong)指(zhi)令(ling)通(tong)過(guo)繼(ji)動(dong)(dong)閥(fa)發出,實現(xian)機車(che)及后(hou)(hou)配套列車(che)的(de)(de)制(zhi)動(dong)(dong)指(zhi)令(ling)一致;供(gong)(gong)氣管(guan)路(lu)只要保證連續供(gong)(gong)氣,向氣罐和通(tong)過(guo)繼(ji)動(dong)(dong)閥(fa)給制(zhi)動(dong)(dong)氣缸供(gong)(gong)氣,實現(xian)機車(che)及后(hou)(hou)配套列車(che)的(de)(de)制(zhi)動(dong)(dong)。
制(zhi)(zhi)動(dong)(dong)(dong)閥(fa)(fa)在(zai)(zai)行車制(zhi)(zhi)動(dong)(dong)(dong)和駐(zhu)車過(guo)程中,制(zhi)(zhi)動(dong)(dong)(dong)閥(fa)(fa)給出控(kong)制(zhi)(zhi)氣控(kong)制(zhi)(zhi)繼(ji)(ji)動(dong)(dong)(dong)閥(fa)(fa)的(de)閥(fa)(fa)芯開口大小,氣源(儲氣罐)通過(guo)繼(ji)(ji)動(dong)(dong)(dong)閥(fa)(fa)直接向制(zhi)(zhi)動(dong)(dong)(dong)氣缸供氣,而不經過(guo)制(zhi)(zhi)動(dong)(dong)(dong)閥(fa)(fa),大大的(de)縮短了供氣管路的(de)長度,起到(dao)制(zhi)(zhi)動(dong)(dong)(dong)加速的(de)作用;在(zai)(zai)啟動(dong)(dong)(dong)時(shi),制(zhi)(zhi)動(dong)(dong)(dong)氣缸內(nei)的(de)氣經過(guo)繼(ji)(ji)動(dong)(dong)(dong)閥(fa)(fa)快速排出,起到(dao)快放閥(fa)(fa)的(de)作用。
keyword:湖南電機車
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