VQ647FH氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)V型(xing)(xing)(xing)球(qiu)閥(fa)(fa)(fa)(fa)，氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活塞(sai)(sai)式(shi)(shi)(shi)執行(xing)(xing)(xing)機(ji)構(gou)為(wei)雙(shuang)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)時(shi)：由(you)雙(shuang)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)定位器輸(shu)出(chu)(chu)的(de)(de)(de)(de)氣(qi)(qi)源(yuan)信(xin)號壓(ya)(ya)力(li)(li)(li)(li)(li)分別輸(shu)入(ru)(ru)執行(xing)(xing)(xing)機(ji)構(gou)活塞(sai)(sai)左(zuo)、右二氣(qi)(qi)室，由(you)于輸(shu)入(ru)(ru)活塞(sai)(sai)左(zuo)、右二氣(qi)(qi)室的(de)(de)(de)(de)氣(qi)(qi)源(yuan)壓(ya)(ya)力(li)(li)(li)(li)(li)不(bu)同，形(xing)成(cheng)壓(ya)(ya)差， 推(tui)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活塞(sai)(sai)作(zuo)(zuo)(zuo)直(zhi)線(xian)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，通(tong)過(guo)齒(chi)(chi)輪、齒(chi)(chi)條傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，將活塞(sai)(sai)的(de)(de)(de)(de)直(zhi)線(xian)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)轉(zhuan)(zhuan)(zhuan)(zhuan)換成(cheng)執行(xing)(xing)(xing)機(ji)構(gou)主軸的(de)(de)(de)(de)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，直(zhi)至(zhi)左(zuo)、右氣(qi)(qi)室壓(ya)(ya)力(li)(li)(li)(li)(li)平(ping)衡，運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)停止(zhi)，在執行(xing)(xing)(xing)機(ji)構(gou)作(zuo)(zuo)(zuo)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)(de)同 時(shi)帶動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)閥(fa)(fa)(fa)(fa)桿、閥(fa)(fa)(fa)(fa)芯(xin)作(zuo)(zuo)(zuo)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，改(gai)變閥(fa)(fa)(fa)(fa)芯(xin)、閥(fa)(fa)(fa)(fa)座間的(de)(de)(de)(de)流通(tong)面(mian)積，達(da)到調(diao)(diao)節(jie)目的(de)(de)(de)(de)；氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活塞(sai)(sai)式(shi)(shi)(shi)執行(xing)(xing)(xing)機(ji)構(gou)為(wei)單作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)時(shi)：由(you)單作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)定位器輸(shu)出(chu)(chu)的(de)(de)(de)(de)氣(qi)(qi)信(xin)號壓(ya)(ya)力(li)(li)(li)(li)(li)輸(shu)入(ru)(ru)到執行(xing)(xing)(xing)機(ji)構(gou) 無彈(dan)簧一側的(de)(de)(de)(de)氣(qi)(qi)室中，氣(qi)(qi)信(xin)號壓(ya)(ya)力(li)(li)(li)(li)(li)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)在活塞(sai)(sai)上形(xing)成(cheng)的(de)(de)(de)(de)推(tui)力(li)(li)(li)(li)(li)和(he)彈(dan)簧力(li)(li)(li)(li)(li)之(zhi)間差值(zhi)的(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)下，氣(qi)(qi)缸活塞(sai)(sai)作(zuo)(zuo)(zuo)直(zhi)線(xian) 運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，通(tong)過(guo)齒(chi)(chi)輪，齒(chi)(chi)條傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，直(zhi)至(zhi)氣(qi)(qi)信(xin)號壓(ya)(ya)力(li)(li)(li)(li)(li)形(xing)成(cheng)的(de)(de)(de)(de)推(tui)力(li)(li)(li)(li)(li)與彈(dan)簧力(li)(li)(li)(li)(li)平(ping)衡，運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)停止(zhi)，在執行(xing)(xing)(xing)機(ji)構(gou)主軸作(zuo)(zuo)(zuo)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)(de)同時(shi)帶動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)閥(fa)(fa)(fa)(fa)桿、閥(fa)(fa)(fa)(fa)芯(xin)作(zuo)(zuo)(zuo)旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)運(yun)(yun)(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，從而改(gai)變閥(fa)(fa)(fa)(fa)芯(xin)、閥(fa)(fa)(fa)(fa)座之(zhi)間的(de)(de)(de)(de)流通(tong)面(mian)積，達(da)到調(diao)(diao)節(jie)目的(de)(de)(de)(de)。VQ647FH氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)V型(xing)(xing)(xing)球(qiu)閥(fa)(fa)(fa)(fa)由(you)法(fa)蘭式(shi)(shi)(shi)V型(xing)(xing)(xing)球(qiu)閥(fa)(fa)(fa)(fa)與氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)執行(xing)(xing)(xing)機(ji)構(gou)及(ji)其(qi)它附件組成(cheng)，是一種直(zhi)角(jiao)(jiao)回(hui)轉(zhuan)(zhuan)(zhuan)(zhuan)結構(gou)的(de)(de)(de)(de)高級控制閥(fa)(fa)(fa)(fa)。氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)執行(xing)(xing)(xing)機(ji)構(gou)分單作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)和(he)雙(shuang)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)二種，法(fa)蘭式(shi)(shi)(shi)V型(xing)(xing)(xing)球(qiu)閥(fa)(fa)(fa)(fa)密封形(xing)式(shi)(shi)(shi)分為(wei)軟(ruan)密封和(he)硬(ying)密封二種，由(you)于氣(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)V型(xing)(xing)(xing)球(qiu)閥(fa)(fa)(fa)(fa)為(wei)直(zhi)角(jiao)(jiao)回(hui)轉(zhuan)(zhuan)(zhuan)(zhuan)式(shi)(shi)(shi)結構(gou)，當閥(fa)(fa)(fa)(fa)芯(xin)相對(dui)于閥(fa)(fa)(fa)(fa)座旋(xuan)轉(zhuan)(zhuan)(zhuan)(zhuan)時(shi)具(ju)有較強的(de)(de)(de)(de)剪切作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)，因(yin)此該產品尤其(qi)適用(yong)(yong)(yong)(yong)于帶有纖(xian)維和(he)微小(xiao)顆粒(li)介(jie)質的(de)(de)(de)(de)調(diao)(diao)節(jie)控制。該閥(fa)(fa)(fa)(fa)被廣(guang)泛用(yong)(yong)(yong)(yong)于石(shi)油、化(hua)工、電力(li)(li)(li)(li)(li)、造紙、冶金(jin)等行(xing)(xing)(xing)業。