轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)機(ji)總(zong)成即轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi),又(you)(you)(you)名轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)機(ji)、方(fang)向(xiang)機(ji),它是轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)系中最重要的部件。它的作用是:增大轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)盤傳到(dao)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)傳動(dong)機(ji)構(gou)(gou)的力(li)和(he)改變力(li)的傳遞方(fang)向(xiang)。轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)的操(cao)縱(zong)(zong)是全液(ye)(ye)壓(ya)(ya)式(shi)(shi)(shi)(shi),也(ye)就是說在轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)柱和(he)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)輪之間沒有(you)機(ji)械(xie)(xie)連(lian)接(jie),在轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)與轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)油缸之間是液(ye)(ye)壓(ya)(ya)管或軟管鏈(lian)接(jie)。當轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)動(dong)方(fang)向(xiang)盤,轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)根據(ju)方(fang)向(xiang)盤轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)動(dong)比例輸送相對的油量(liang)(liang),該油量(liang)(liang)直接(jie)流到(dao)操(cao)縱(zong)(zong)缸相應一側,同時另一側的油量(liang)(liang)回到(dao)油箱。轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)按(an)結構(gou)(gou)形式(shi)(shi)(shi)(shi)可分(fen)為:有(you)齒輪齒條(tiao)式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)、蝸桿曲柄指銷式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)、循(xun)環球(qiu)(qiu)-齒條(tiao)齒扇式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)、循(xun)環球(qiu)(qiu)曲柄指銷式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)、蝸桿滾輪式(shi)(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)等(deng)。按(an)照助(zhu)(zhu)力(li)形式(shi)(shi)(shi)(shi)又(you)(you)(you)可以(yi)(yi)分(fen):為機(ji)械(xie)(xie)式(shi)(shi)(shi)(shi)(無(wu)助(zhu)(zhu)力(li))轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi),和(he)動(dong)力(li)式(shi)(shi)(shi)(shi)(有(you)助(zhu)(zhu)力(li))轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)兩種(zhong),其(qi)中動(dong)力(li)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)器(qi)(qi)又(you)(you)(you)可以(yi)(yi)分(fen)為氣(qi)壓(ya)(ya)動(dong)力(li)式(shi)(shi)(shi)(shi)、液(ye)(ye)壓(ya)(ya)動(dong)力(li)式(shi)(shi)(shi)(shi)、電動(dong)助(zhu)(zhu)力(li)式(shi)(shi)(shi)(shi)、電液(ye)(ye)助(zhu)(zhu)力(li)式(shi)(shi)(shi)(shi)等(deng)種(zhong)類。
力帆邁威是力帆旗下的一款汽車,于2016年4月25日開幕的北京車展上正式首發。外觀部分,邁威前臉的進氣格柵采用六邊形設計,中央標有“LIFAN”字樣。在尾部,新車的設計較有層次感,車頂擾流板和銀色下護板則提升了一定運動感。
2018年10月,力帆邁威EV400正式上市
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