轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)機總成(cheng)即轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi),又名轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)機、方(fang)向(xiang)(xiang)(xiang)(xiang)機,它是(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)系(xi)中最重要的部件。它的作用是(shi):增大轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)盤(pan)傳到轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)傳動(dong)(dong)機構(gou)的力(li)和改變力(li)的傳遞方(fang)向(xiang)(xiang)(xiang)(xiang)。轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)的操縱是(shi)全液壓式(shi)(shi)(shi),也就是(shi)說(shuo)在(zai)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)柱和轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)輪之(zhi)間沒有機械連接,在(zai)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)與轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)油缸之(zhi)間是(shi)液壓管或軟管鏈接。當轉(zhuan)(zhuan)(zhuan)(zhuan)動(dong)(dong)方(fang)向(xiang)(xiang)(xiang)(xiang)盤(pan),轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)根(gen)據方(fang)向(xiang)(xiang)(xiang)(xiang)盤(pan)轉(zhuan)(zhuan)(zhuan)(zhuan)動(dong)(dong)比例輸送相對的油量(liang),該油量(liang)直接流到操縱缸相應一側,同時(shi)另一側的油量(liang)回(hui)到油箱。轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)按結構(gou)形(xing)式(shi)(shi)(shi)可(ke)分(fen)為:有齒輪齒條式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)、蝸桿曲(qu)柄(bing)指(zhi)銷式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)、循環球-齒條齒扇式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)、循環球曲(qu)柄(bing)指(zhi)銷式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)、蝸桿滾(gun)輪式(shi)(shi)(shi)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)等。按照助(zhu)力(li)形(xing)式(shi)(shi)(shi)又可(ke)以(yi)分(fen):為機械式(shi)(shi)(shi)(無(wu)助(zhu)力(li))轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi),和動(dong)(dong)力(li)式(shi)(shi)(shi)(有助(zhu)力(li))轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)兩種,其中動(dong)(dong)力(li)轉(zhuan)(zhuan)(zhuan)(zhuan)向(xiang)(xiang)(xiang)(xiang)器(qi)(qi)(qi)(qi)(qi)又可(ke)以(yi)分(fen)為氣壓動(dong)(dong)力(li)式(shi)(shi)(shi)、液壓動(dong)(dong)力(li)式(shi)(shi)(shi)、電(dian)動(dong)(dong)助(zhu)力(li)式(shi)(shi)(shi)、電(dian)液助(zhu)力(li)式(shi)(shi)(shi)等種類。
中(zhong)華(hua)(hua)H530是華(hua)(hua)晨中(zhong)華(hua)(hua)品牌的一款全新的緊湊車(che)型(xing)。定位為今年(nian)最具(ju)戰略意義的車(che)型(xing)。中(zhong)華(hua)(hua)H530將搭載華(hua)(hua)晨自(zi)主(zhu)研發的1.5T渦輪增壓(ya)發動機,定于8月29日全面上市。中(zhong)華(hua)(hua)H530預計售價在7.98-12.98萬(wan)元之(zhi)間。
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