一、工作原理
氣(qi)動(dong)執(zhi)行(xing)器(qi)是(shi)用(yong)氣(qi)壓(ya)力(li)驅(qu)動(dong)啟(qi)閉(bi)或(huo)調(tiao)節(jie)閥(fa)門(men)的(de)執(zhi)行(xing)裝(zhuang)置(zhi),又(you)被(bei)稱(cheng)氣(qi)動(dong)執(zhi)行(xing)機(ji)構(gou)或(huo)氣(qi)動(dong)裝(zhuang)置(zhi),不(bu)過(guo)一(yi)般(ban)通(tong)俗(su)的(de)稱(cheng)之(zhi)為(wei)氣(qi)動(dong)頭(tou)。氣(qi)動(dong)執(zhi)行(xing)器(qi)有(you)時(shi)還(hai)配(pei)備(bei)一(yi)定(ding)的(de)輔(fu)助(zhu)裝(zhuang)置(zhi)。常(chang)用(yong)的(de)有(you)閥(fa)門(men)定(ding)位(wei)器(qi)和(he)手(shou)輪(lun)機(ji)構(gou)。閥(fa)門(men)定(ding)位(wei)器(qi)的(de)...