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操作原理
SAMSON總部位于德國,主要以閥門為主,我們是從SAMSON辦事處拿貨的,SAMSON都是源頭拿貨,,SAMSON的產品主要有:SAMSON氣動調節閥,SAMSON電動調節閥,SAMSON自力式閥門 SAMSON閥門定位器,SAMSON限位開關,SAMSON位置變送器,SAMSON電磁閥,SAMSON氣源過濾減壓器
SAMSON是我公司優勢品牌之一
操作原理
介(jie)質流經(jing)閥(fa)(fa)門(men)如箭(jian)頭所示。閥(fa)(fa)塞的(de)位置(zhi)(zhi)(zhi)(3)之間的(de)區域釋放塞和(he)閥(fa)(fa)座(2)確定流量。在(zai)無壓(ya)(ya)(ya)(ya)狀態(tai)下(線沒有連接和(he)沒有壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)的(de)控制(zhi)應(ying)用(yong)),閥(fa)(fa)門(men)是(shi)關閉設(she)(she)置(zhi)(zhi)(zhi)點的(de)力(li)(li)(li)(li)(li)量彈(dan)簧(7)。上游壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)p1控制(zhi)是(shi)利用(yong)閥(fa)(fa)入(ru)口,傳輸控制(zhi)線連接(9)執行機(ji)構住房(fang)(6)通過外部控制(zhi)line1)和(he)轉換成(cheng)定位力(li)(li)(li)(li)(li)。這個力(li)(li)(li)(li)(li)是(shi)用(yong)來移動塞取(qu)決于設(she)(she)置(zhi)(zhi)(zhi)點春天的(de)力(li)(li)(li)(li)(li)量。春天力(li)(li)(li)(li)(li)可以調整(zheng)設(she)(she)置(zhi)(zhi)(zhi)點調整(zheng)器(qi)(8)的(de)時候力(li)(li)(li)(li)(li)所引(yin)起的(de)上游壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)p1上方升起按比例調整(zheng)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)設(she)(she)定值,打(da)開閥(fa)(fa)門(men)壓(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)的(de)變化。
3251-1 和 3251-7 型氣動控制閥由 3345型隔膜閥與 3271 型氣動執行器或 3277型集成安裝定位器的氣動執行器組成。隔膜閥的閥桿通過桿部連接器與執行器桿連接,或通過螺紋連接(限于 DN25 及以下的不銹鋼閥體類型)。為保護隔膜閥膜片,在執行器桿的上部及下部安裝限位塊。過程介質可以從任一個方向通過閥門。隔膜閥膜片的位置決定了通過閥門的流量。閥桿的位置由作用在執行器膜片上的信號壓力所決定。故障-安全位置:松開并擰下閥桿上的鎖緊螺母和閥桿連接器螺母。將閥桿向上提。
2. 從執行器上拆下閥桿連接器和環形螺母。將環形螺母從閥桿滑到閥體上。
3. 將執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)放(fang)在支架(jia)上,并用(yong)環形(xing)螺母固定(ding)。查(cha)明執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)銘牌(pai)上標注(zhu)的(de)(de)(de)(de)工作范(fan)圍(wei)和執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)的(de)(de)(de)(de)故障(zhang)-安全(quan)動(dong)(dong)(dong)作類型(如(ru)“0.2 至 1 巴(ba)”和“執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)伸(shen)出(chu)”)。此時(shi) 0.2 巴(ba)表示(shi)(shi)工作范(fan)圍(wei)下(xia)限而(er) 1 巴(ba)表示(shi)(shi)工作范(fan)圍(wei)上限。故障(zhang)-安全(quan)動(dong)(dong)(dong)作“執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)伸(shen)出(chu)”或“執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)縮(suo)回”分別(bie)以縮(suo)寫的(de)(de)(de)(de)形(xing)式顯示(shi)(shi)在 3271 和 3277 型執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)銘牌(pai)上,具體(ti)為“桿(gan)(gan)(gan)伸(shen)出(chu) FA”,“桿(gan)(gan)(gan)縮(suo)回 FE”。隔膜閥(fa)有兩種不同的(de)(de)(de)(de)故障(zhang)-安全(quan)位(wei)置,這取決于執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)內彈(dan)(dan)簧的(de)(de)(de)(de)不同位(wei)置。執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)伸(shen)出(chu):當信號(hao)壓力(li)減(jian)小或出(chu)現(xian)供氣(qi)故障(zhang)時(shi),彈(dan)(dan)簧帶(dai)(dai)動(dong)(dong)(dong)執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)向下(xia)運動(dong)(dong)(dong),關閉閥(fa)門(men)。當信號(hao)壓力(li)再(zai)次增(zeng)加,信號(hao)壓力(li)克服(fu)(fu)執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)彈(dan)(dan)簧施(shi)加的(de)(de)(de)(de)作用(yong)力(li),閥(fa)門(men)打開。執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)縮(suo)回:當信號(hao)壓力(li)減(jian)小或出(chu)現(xian)供氣(qi)故障(zhang)時(shi),彈(dan)(dan)簧帶(dai)(dai)動(dong)(dong)(dong)執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)桿(gan)(gan)(gan)向上運動(dong)(dong)(dong),打開閥(fa)門(men)。當信號(hao)壓力(li)再(zai)次增(zeng)加,信號(hao)壓力(li)克服(fu)(fu)執(zhi)(zhi)(zhi)(zhi)行(xing)(xing)(xing)(xing)器(qi)(qi)彈(dan)(dan)簧施(shi)加的(de)(de)(de)(de)作用(yong)力(li),閥(fa)門(men)關閉。
操作原理
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