換(huan)(huan)向(xiang)(xiang)(xiang)閥(fa)實現液壓油流(liu)的溝通、切斷和換(huan)(huan)向(xiang)(xiang)(xiang)，以及壓力卸載和順序動作控(kong)制。所謂二(er)(er)位,即(ji)開關二(er)(er)個(ge)位置,五通即(ji)五個(ge)進氣出(chu)口(kou)(kou)孔，是(shi)常見的換(huan)(huan)向(xiang)(xiang)(xiang)元件。它具(ju)有多向(xiang)(xiang)(xiang)可調的通道，可適(shi)時改(gai)變流(liu)體(ti)(ti)流(liu)向(xiang)(xiang)(xiang)。工作時借著閥(fa)外的驅動傳動機(ji)構轉動驅動軸，帶動搖拐(guai)臂(bei)，啟動閥(fa)板，使工作流(liu)體(ti)(ti)時而從左入(ru)口(kou)(kou)通向(xiang)(xiang)(xiang)閥(fa)的下(xia)部出(chu)口(kou)(kou)，時而從右入(ru)口(kou)(kou)變換(huan)(huan)通向(xiang)(xiang)(xiang)下(xia)部出(chu)口(kou)(kou)，實現了周(zhou)期變換(huan)(huan)流(liu)向(xiang)(xiang)(xiang)的目的。

應用

石(shi)油、化工生產中(zhong)有著廣泛的(de)應用

注：

壓(ya)力露點必須至少低于環境和介質溫(wen)度(du)15℃，并且允許(xu)的很高(gao)溫(wen)度(du)為3℃

壓縮空氣的機油含量必須在整個使用壽命中保(bao)持不變

Rexroth力(li)(li)士(shi)樂(le)由原(yuan)博世自動(dong)(dong)(dong)(dong)化(hua)(hua)技術部與(yu)原(yuan)力(li)(li)士(shi)樂(le)公司于2001年合并成為(wei)博世力(li)(li)士(shi)樂(le)公司，屬博世集團(tuan)全資擁有(you)，但(dan)獨立(li)進(jin)(jin)行(xing)(xing)業(ye)務運作,提供(gong)工(gong)業(ye)液壓，電(dian)(dian)子傳(chuan)(chuan)動(dong)(dong)(dong)(dong)與(yu)控制(zhi)，液壓閥，電(dian)(dian)磁(ci)閥，比例閥，截止閥，線性傳(chuan)(chuan)動(dong)(dong)(dong)(dong)與(yu)組裝技術，氣(qi)動(dong)(dong)(dong)(dong)，液壓傳(chuan)(chuan)動(dong)(dong)(dong)(dong)服務以(yi)及(ji)行(xing)(xing)走(zou)機(ji)械(xie)液壓方面(mian)的傳(chuan)(chuan)動(dong)(dong)(dong)(dong)與(yu)控制(zhi)解(jie)(jie)決(jue)方案。德國Bosch Rexroth博世力(li)(li)士(shi)樂(le)是全球先(xian)進(jin)(jin)的傳(chuan)(chuan)動(dong)(dong)(dong)(dong)與(yu)控制(zhi)專(zhuan)家。力(li)(li)士(shi)樂(le)為(wei)工(gong)業(ye)及(ji)工(gong)廠自動(dong)(dong)(dong)(dong)化(hua)(hua)，行(xing)(xing)走(zou)機(ji)械(xie)，以(yi)及(ji)可再生能(neng)源等領(ling)域的客戶提供(gong)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)，控制(zhi)與(yu)移動(dong)(dong)(dong)(dong)解(jie)(jie)決(jue)方案；作為(wei)全球超過50萬客戶的共同選擇，力(li)(li)士(shi)樂(le)正不斷(duan)為(wei)客戶提供(gong)高質量的電(dian)(dian)控，液壓，氣(qi)動(dong)(dong)(dong)(dong)以(yi)及(ji)機(ji)電(dian)(dian)一體化(hua)(hua)元件(jian)和系統。