轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)機總成(cheng)即轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi),又名轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)機、方(fang)(fang)向(xiang)(xiang)機,它是(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)系中(zhong)最重(zhong)要的(de)部件。它的(de)作用是(shi)(shi)(shi):增大轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)盤(pan)傳(chuan)到轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)傳(chuan)動(dong)(dong)機構(gou)的(de)力(li)和改變力(li)的(de)傳(chuan)遞方(fang)(fang)向(xiang)(xiang)。轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)的(de)操縱(zong)(zong)是(shi)(shi)(shi)全液壓(ya)式(shi),也就(jiu)是(shi)(shi)(shi)說在(zai)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)柱和轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)輪(lun)之間沒有機械(xie)連接(jie),在(zai)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)與轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)油缸之間是(shi)(shi)(shi)液壓(ya)管或軟管鏈接(jie)。當轉(zhuan)(zhuan)(zhuan)動(dong)(dong)方(fang)(fang)向(xiang)(xiang)盤(pan),轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)根(gen)據方(fang)(fang)向(xiang)(xiang)盤(pan)轉(zhuan)(zhuan)(zhuan)動(dong)(dong)比(bi)例輸(shu)送相(xiang)對(dui)的(de)油量,該油量直接(jie)流到操縱(zong)(zong)缸相(xiang)應一側(ce),同(tong)時(shi)另一側(ce)的(de)油量回到油箱。轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)按結構(gou)形(xing)式(shi)可(ke)分為(wei):有齒(chi)輪(lun)齒(chi)條式(shi)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)、蝸桿(gan)曲(qu)柄指銷(xiao)式(shi)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)、循環球-齒(chi)條齒(chi)扇式(shi)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)、循環球曲(qu)柄指銷(xiao)式(shi)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)、蝸桿(gan)滾輪(lun)式(shi)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)等。按照(zhao)助(zhu)力(li)形(xing)式(shi)又可(ke)以(yi)(yi)分:為(wei)機械(xie)式(shi)(無助(zhu)力(li))轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi),和動(dong)(dong)力(li)式(shi)(有助(zhu)力(li))轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)兩種,其(qi)中(zhong)動(dong)(dong)力(li)轉(zhuan)(zhuan)(zhuan)向(xiang)(xiang)器(qi)又可(ke)以(yi)(yi)分為(wei)氣壓(ya)動(dong)(dong)力(li)式(shi)、液壓(ya)動(dong)(dong)力(li)式(shi)、電(dian)動(dong)(dong)助(zhu)力(li)式(shi)、電(dian)液助(zhu)力(li)式(shi)等種類。
saab9-3還保(bao)持了(le)它(ta)的(de)一(yi)些特色,如位于檔把后(hou)面的(de)點火鎖、可實行燈火管制(zhi)的(de)儀表(biao)等。薩(sa)博(bo)9-3雖然是一(yi)輛運動型(xing)轎車(che),但仍(reng)然繼承了(le)實用的(de)saab傳統(tong),車(che)內擁有(you)充裕(yu)的(de)儲物(wu)空間。乘客艙內小儲物(wu)箱不下(xia)13處(chu)。在前車(che)門上各(ge)帶一(yi)個大型(xing)儲物(wu)袋,還有(you)一(yi)個帶冷藏功能的(de)手套箱。
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發動機噴油嘴
137****5518 on 2021/1/3 16:36:09江蘇省蘇州市(shi)吳江區松陵鎮(zhen)227省道第三加油站南側(ce)
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