轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)機(ji)總成即轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi),又(you)名轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)機(ji)、方向(xiang)(xiang)(xiang)機(ji),它是轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)系中最重要的(de)部件。它的(de)作用是:增大轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)盤(pan)傳(chuan)到轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)傳(chuan)動(dong)機(ji)構(gou)的(de)力(li)和改變力(li)的(de)傳(chuan)遞(di)方向(xiang)(xiang)(xiang)。轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)的(de)操縱是全(quan)液(ye)(ye)壓(ya)式(shi)(shi)(shi),也就是說在(zai)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)柱(zhu)和轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)輪之(zhi)(zhi)間(jian)沒有機(ji)械連(lian)接,在(zai)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)與轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)油缸(gang)之(zhi)(zhi)間(jian)是液(ye)(ye)壓(ya)管(guan)(guan)或軟管(guan)(guan)鏈接。當轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)動(dong)方向(xiang)(xiang)(xiang)盤(pan),轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)根據(ju)方向(xiang)(xiang)(xiang)盤(pan)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)動(dong)比(bi)例輸送(song)相(xiang)對的(de)油量,該油量直接流到操縱缸(gang)相(xiang)應一側,同時(shi)另(ling)一側的(de)油量回到油箱。轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)按結構(gou)形式(shi)(shi)(shi)可分(fen)(fen)為(wei):有齒(chi)輪齒(chi)條式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)、蝸桿曲柄指(zhi)銷式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)、循環(huan)球-齒(chi)條齒(chi)扇式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)、循環(huan)球曲柄指(zhi)銷式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)、蝸桿滾輪式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)等(deng)。按照(zhao)助(zhu)力(li)形式(shi)(shi)(shi)又(you)可以(yi)分(fen)(fen):為(wei)機(ji)械式(shi)(shi)(shi)(無助(zhu)力(li))轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi),和動(dong)力(li)式(shi)(shi)(shi)(有助(zhu)力(li))轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)兩種(zhong),其中動(dong)力(li)轉(zhuan)(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)器(qi)(qi)(qi)又(you)可以(yi)分(fen)(fen)為(wei)氣壓(ya)動(dong)力(li)式(shi)(shi)(shi)、液(ye)(ye)壓(ya)動(dong)力(li)式(shi)(shi)(shi)、電動(dong)助(zhu)力(li)式(shi)(shi)(shi)、電液(ye)(ye)助(zhu)力(li)式(shi)(shi)(shi)等(deng)種(zhong)類(lei)。
吉利(li)海景(jing)(null)是吉(ji)利(li)英倫的國(guo)產車廠吉(ji)利(li)汽車于(yu)2010年推出的一款(kuan)緊湊(cou)型三廂轎車,最(zui)新年款(kuan)為2010,曾用名稱:海景,華普海景SC7,別(bie)名:小英,官方指導價:6.39-10.19萬元(yuan);
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