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執(zhi)行器(qi)(qi)是自動(dong)(dong)(dong)控(kong)(kong)(kong)制系統中的(de)一(yi)個(ge)重要(yao)組成部(bu)分。它的(de)作(zuo)用(yong)是接受控(kong)(kong)(kong)制器(qi)(qi)送(song)來的(de)控(kong)(kong)(kong)制信(xin)號,改變(bian)被(bei)控(kong)(kong)(kong)介質的(de)大小,從而將(jiang)(jiang)被(bei)控(kong)(kong)(kong)變(bian)量維(wei)持在所(suo)要(yao)求的(de)數值上執(zhi)行器(qi)(qi)按(an)其能源(yuan)形式可分為氣動(dong)(dong)(dong)、液(ye)動(dong)(dong)(dong)、電(dian)動(dong)(dong)(dong)三(san)大類。氣動(dong)(dong)(dong)執(zhi)行器(qi)(qi)用(yong)壓(ya)縮空氣作(zuo)為能源(yuan),其特(te)點是結構簡單、動(dong)(dong)(dong)作(zuo)可靠、平穩、輸出推(tui)力(li)較大、維(wei)修方便、防火防爆,而且價(jia)格較低(di),因(yin)此廣泛地應用(yong)于化工、造紙、煉油等生(sheng)產過程(cheng)中,它可以方便地與被(bei)動(dong)(dong)(dong)儀(yi)表配套使(shi)用(yong)。即使(shi)是使(shi)用(yong)電(dian)動(dong)(dong)(dong)儀(yi)表或(huo)計算(suan)機控(kong)(kong)(kong)制時,只要(yao)經過電(dian)-氣轉換器(qi)(qi)或(huo)電(dian)-氣閥(fa)門定位(wei)器(qi)(qi)將(jiang)(jiang)電(dian)信(xin)號轉換為20-100kPa的(de)標準...
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ATKQ82型(NEUMAX)部(bu)分回轉(zhuan)閥(fa)(fa)門(men)電(dian)(dian)動裝置(zhi)是我公司在借鑒和(he)吸收國外先-進技術(shu)的(de)基礎上,研制(zhi)的(de)換代型產品(pin)(pin)。適用于控制(zhi)蝶閥(fa)(fa)、球閥(fa)(fa)、旋塞閥(fa)(fa)等(deng)(deng)做90°回轉(zhuan)的(de)閥(fa)(fa)門(men)。該產品(pin)(pin)箱體采用壓鑄鋁,外形(xing)美觀、體積小、重量(liang)輕,具有高-效率、可(ke)(ke)靠性好、防(fang)(fang)護性能好、低(di)噪音等(deng)(deng)特點。可(ke)(ke)現場(chang)操作,也可(ke)(ke)遠距離控制(zhi)。可(ke)(ke)廣(guang)泛用于石(shi)油、化工(gong)、發(fa)電(dian)(dian)廠、水處理、造紙等(deng)(deng)各(ge)行業。該產品(pin)(pin)的(de)防(fang)(fang)護等(deng)(deng)級為(wei)IP67。特殊訂(ding)貨可(ke)(ke)達IP68可(ke)(ke)生產基本型,帶現場(chang)操作按鈕燈盒型,整體型,整體調節型和(he)防(fang)(fang)爆型(防(fang)(fang)爆等(deng)(deng)級為(wei)ExdIIBT4G...
8-3
當(dang)需(xu)要(yao)異(yi)常的抗偏離能(neng)力和(he)高(gao)(gao)(gao)的推力以及快(kuai)的形成(cheng)(cheng)速度時,我們(men)往往選用液(ye)動(dong)或電(dian)液(ye)執(zhi)(zhi)行(xing)機(ji)構。因(yin)為(wei)液(ye)體的不可(ke)壓(ya)縮性,采用液(ye)動(dong)執(zhi)(zhi)行(xing)器的優(you)(you)點就(jiu)是(shi)較優(you)(you)的抗偏離能(neng)力,這對(dui)于調(diao)節(jie)(jie)工(gong)(gong)況是(shi)很重(zhong)要(yao)的,因(yin)為(wei)當(dang)調(diao)節(jie)(jie)元件接近閥(fa)座時節(jie)(jie)流工(gong)(gong)況是(shi)不穩定的,越是(shi)壓(ya)差大,這種情況越厲害(hai)。另(ling)外,液(ye)動(dong)執(zhi)(zhi)行(xing)機(ji)構運行(xing)起(qi)來非常平穩,響應快(kuai),所(suo)以能(neng)實現高(gao)(gao)(gao)精度的控制(zhi)。電(dian)液(ye)動(dong)執(zhi)(zhi)行(xing)機(ji)構是(shi)將(jiang)電(dian)機(ji)、油(you)泵、電(dian)液(ye)伺服閥(fa)集成(cheng)(cheng)于一體,只(zhi)要(yao)接入電(dian)源(yuan)和(he)控制(zhi)信號即可(ke)工(gong)(gong)作(zuo),而液(ye)動(dong)執(zhi)(zhi)行(xing)器和(he)氣缸相近,只(zhi)是(shi)比氣缸能(neng)耐更(geng)高(gao)(gao)(gao)的壓(ya)力,它的工(gong)(gong)作(zuo)需(xu)要(yao)外部的液(ye)壓(ya)系統,工(gong)(gong)廠...
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一(yi)、用(yong)(yong)途DKJ-Z型(xing)電(dian)動(dong)(dong)執(zhi)(zhi)行(xing)器(qi),是0DZ型(xing)電(dian)動(dong)(dong)單元組合儀表中的(de)執(zhi)(zhi)行(xing)單元,它(ta)接受調節單元的(de)輸(shu)出信(xin)號,自動(dong)(dong)地操縱執(zhi)(zhi)行(xing)機(ji)構完(wan)成調節任務,廣泛(fan)地用(yong)(yong)于電(dian)力、化(hua)工、石油、冶金、建材,輕工等行(xing)業(ye)。DKJ-Z型(xing)電(dian)動(dong)(dong)執(zhi)(zhi)行(xing)器(qi),配(pei)戰利(li)品種電(dian)操作器(qi),可完(wan)成調節系統的(de)“手動(dong)(dong)-自動(dong)(dong)”的(de)無擾切稱,及對(dui)被調節對(dui)象的(de)遠方(fang)手動(dong)(dong)操作。DKJ-Z型(xing)電(dian)動(dong)(dong)執(zhi)(zhi)行(xing)器(qi)與各種蝶閥、球(qiu)閥及其它(ta)轉角90°的(de)閥直接聯結使(shi)用(yong)(yong)。直聯型(xing)角行(xing)程(cheng)電(dian)動(dong)(dong)執(zhi)(zhi)行(xing)機(ji)構直接安裝在閥門的(de)法蘭上,避免了普通角行(xing)程(cheng)電(dian)動(dong)(dong)執(zhi)(zhi)行(xing)機(ji)構在使(shi)用(yong)(yong)時需構筑底(di)座配(pei)置連桿(gan)機(ji)構等繁...
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Q型(xing)閥(fa)門電動(dong)執行器具有(you)以下特點:1.體積(ji)小、重量輕,主傳動(dong)采(cai)用(yong)直齒(chi)輪、蝸桿蝸輪和(he)(he)少齒(chi)差行星減(jian)速機(ji)構(gou),該三級減(jian)速機(ji)構(gou)放在(zai)同(tong)一個殼體內、結構(gou)緊湊。2.整(zheng)機(ji)外殼為密閉結構(gou),殼體的所有(you)結合部位均(jun)采(cai)用(yong)O形橡膠密封(feng)圈,密閉該產品(pin)有(you)普通型(xing)、非侵(qin)入式免開蓋(gai)整(zheng)體型(xing)和(he)(he)調節型(xing)、防爆型(xing)等結構(gou)型(xing)式。3.承(cheng)擔載(zai)荷(he)的零件采(cai)用(yong)高(gao)強度的材料(liao),經熱處理,強度高(gao),整(zheng)機(ji)承(cheng)載(zai)能力大。4.設有(you)行程(cheng)控制(zhi)(zhi)機(ji)構(gou)、轉矩控制(zhi)(zhi)機(ji)構(gou)、現場(chang)開度指(zhi)示(shi)機(ji)構(gou)和(he)(he)遠距離(li)指(zhi)示(shi)閥(fa)門開度的電位器及手(shou)動(dong)機(ji)構(gou)等。功能,整(zheng)機(ji)5.手(shou)電動(dong)切換(huan)為全自(zi)動(dong)切換(huan),沒有(you)...
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伯納德AQ30電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)(zhi)行(xing)器是一種高效、可靠的(de)自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)控制(zhi)設備,廣泛應(ying)用于工(gong)業(ye)自動(dong)(dong)(dong)(dong)(dong)(dong)(dong)化領域(yu)(yu)。它具有高精(jing)度、大扭矩、低音等(deng)特點,能(neng)夠實現精(jing)確的(de)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)控制(zhi)和位置控制(zhi)。AQ30電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)(zhi)行(xing)器的(de)工(gong)作原理(li)、應(ying)用領域(yu)(yu)和優勢等(deng)方面進行(xing)詳細說明,讓我們來了解一下(xia)AQ30電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)(zhi)行(xing)器的(de)工(gong)作原理(li)。AQ30電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)執(zhi)(zhi)行(xing)器采用電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)作為驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)源,通(tong)過傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)置將(jiang)電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)的(de)旋(xuan)轉運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)轉化為線性運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)。它由電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)、傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)置和執(zhi)(zhi)行(xing)機(ji)構(gou)三部(bu)分組成。電(dian)(dian)(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)通(tong)過齒輪、蝸桿(gan)等(deng)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)置將(jiang)旋(xuan)轉運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)轉化為線性運動(dong)(dong)(dong)(dong)(dong)(dong)(dong),并(bing)通(tong)過執(zhi)(zhi)行(xing)機(ji)構(gou)實現位置控制(zhi)。這種結(jie)構(gou)...
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注:高級設置(zhi)(zhi)(zhi)(zhi)(zhi)時,需電(dian)(dian)(dian)(dian)源斷(duan)電(dian)(dian)(dian)(dian),方式鈕在停止位(wei)(wei)(wei)(wei)置(zhi)(zhi)(zhi)(zhi)(zhi);紅(hong)燈(deng)(deng)(deng)(關(guan)位(wei)(wei)(wei)(wei)燈(deng)(deng)(deng))、綠燈(deng)(deng)(deng)(開位(wei)(wei)(wei)(wei)燈(deng)(deng)(deng))、關(guan)位(wei)(wei)(wei)(wei)鍵(jian)(jian)、開位(wei)(wei)(wei)(wei)鍵(jian)(jian)在線路板上(shang)。(1)、丟信動作(僅(jin)調節(jie)型有此(ci)設置(zhi)(zhi)(zhi)(zhi)(zhi),默認設置(zhi)(zhi)(zhi)(zhi)(zhi)--丟信保位(wei)(wei)(wei)(wei))a、按(an)(an)(an)下(xia)(xia)關(guan)位(wei)(wei)(wei)(wei)鍵(jian)(jian)上(shang)電(dian)(dian)(dian)(dian)約3秒鐘(zhong),紅(hong)燈(deng)(deng)(deng)第一(yi)次亮(liang)釋放(fang)(fang)按(an)(an)(an)鍵(jian)(jian),紅(hong)燈(deng)(deng)(deng)閃爍(shuo)三下(xia)(xia),丟信關(guan)設置(zhi)(zhi)(zhi)(zhi)(zhi)完成(cheng)。b、按(an)(an)(an)下(xia)(xia)開位(wei)(wei)(wei)(wei)鍵(jian)(jian)上(shang)電(dian)(dian)(dian)(dian)約3秒鐘(zhong),綠燈(deng)(deng)(deng)第一(yi)次亮(liang)釋放(fang)(fang)按(an)(an)(an)鍵(jian)(jian),綠燈(deng)(deng)(deng)閃爍(shuo)三下(xia)(xia),丟信開設置(zhi)(zhi)(zhi)(zhi)(zhi)完成(cheng)。c、同(tong)時按(an)(an)(an)兩(liang)按(an)(an)(an)鍵(jian)(jian)上(shang)電(dian)(dian)(dian)(dian)約3秒鐘(zhong),兩(liang)燈(deng)(deng)(deng)同(tong)亮(liang)釋放(fang)(fang)按(an)(an)(an)鍵(jian)(jian),兩(liang)燈(deng)(deng)(deng)同(tong)閃三下(xia)(xia),丟信保位(wei)(wei)(wei)(wei)設置(zhi)(zhi)(zhi)(zhi)(zhi)完成(cheng)。(2)、控制電(dian)(dian)(dian)(dian)流(liu)標定(僅(jin)調節(jie)型有此(ci)設置(zhi)(zhi)(zhi)(zhi)(zhi))輸入4mA電(dian)(dian)(dian)(dian)流(liu),按(an)(an)(an)下(xia)(xia)關(guan)位(wei)(wei)(wei)(wei)鍵(jian)(jian)上(shang)電(dian)(dian)(dian)(dian)約10秒...
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ROTORK電動(dong)執(zhi)(zhi)(zhi)行器(qi)(qi)根據其(qi)特(te)點和(he)使用范圍,主要有5大系(xi)(xi)列(lie)(lie)(lie),即(ji)lQ系(xi)(xi)列(lie)(lie)(lie)、G系(xi)(xi)列(lie)(lie)(lie)、M系(xi)(xi)列(lie)(lie)(lie)、AQ系(xi)(xi)列(lie)(lie)(lie)、A系(xi)(xi)列(lie)(lie)(lie)其(qi)中1Q系(xi)(xi)列(lie)(lie)(lie)應(ying)用最為廣(guang)泛(fan)。絕大部分隔(ge)離閥(fa)(fa)門(men)采用1Q系(xi)(xi)列(lie)(lie)(lie),另外(wai)還有少數AQ系(xi)(xi)列(lie)(lie)(lie)的執(zhi)(zhi)(zhi)行器(qi)(qi)用于蝶閥(fa)(fa)控(kong)(kong)制。本(ben)文主要介紹1Q及(ji)IQM系(xi)(xi)列(lie)(lie)(lie)執(zhi)(zhi)(zhi)行器(qi)(qi)的基本(ben)知(zhi)識(shi)和(he)故(gu)障情況。ROTORK閥(fa)(fa)門(men)執(zhi)(zhi)(zhi)行器(qi)(qi)是新型電動(dong)執(zhi)(zhi)(zhi)行器(qi)(qi),因其(qi)操(cao)作方便(bian),使用范圍廣(guang)泛(fan)、性能可靠、控(kong)(kong)制功能設定(ding)組態簡易并帶(dai)智(zhi)能自(zi)診斷功能被廣(guang)泛(fan)應(ying)用。控(kong)(kong)制回路ROTORK閥(fa)(fa)門(men)執(zhi)(zhi)(zhi)行器(qi)(qi)可以開(kai)展遠端狀(zhuang)(zhuang)態監(jian)視和(he)操(cao)作對(dui)于1Q系(xi)(xi)列(lie)(lie)(lie)執(zhi)(zhi)(zhi)行器(qi)(qi)帶(dai)有4副狀(zhuang)(zhuang)態開(kai)關反應(ying)...
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一、產品概述3810R系列(lie)電子式執(zhi)行(xing)器是以220V交流單相電源(yuan)作(zuo)為驅動電源(yuan),接(jie)收來(lai)自調節器控制信(xin)號(DC4-20mA或(huo)DC1-5V),實現預定角位移運動的(de)(de)新型執(zhi)行(xing)器。本(ben)系列(lie)執(zhi)行(xing)器被(bei)用作(zuo)調節閥(fa)的(de)(de)執(zhi)行(xing)機構時,幾乎具備了調節閥(fa)本(ben)身所要(yao)求的(de)(de)各種動作(zuo)變換功能(neng)以及(ji)閥(fa)開度信(xin)號功能(neng)和手動功能(neng)。因(yin)此被(bei)廣泛應用于發電、冶金、石化、輕工以及(ji)環保等工業部門。本(ben)系列(lie)執(zhi)行(xing)器有(you)以下主要(yao)特(te)點:1.執(zhi)行(xing)器設計內(nei)置伺服系統,無需(xu)另配伺服放大器,只需(xu)接(jie)入(ru)DC4-20mA(或(huo)DC1-5V)信(xin)號和AC220V單相電源(yuan)...
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AT執行器綜合(he)了國(guo)內(nei)外新(xin)技術,通過(guo)CAD三維模型(xing)創新(xin)優(you)化(hua)設計,外形美觀緊湊、現代化(hua)的造型(xing);并(bing)采用實用新(xin)型(xing)材料(liao)、新(xin)工(gong)(gong)藝(yi),使產品的質量、性能更加(jia)(jia)可靠:多規格選型(xing)更經(jing)實惠;產品全面符(fu)合(he)最新(xin)國(guo)際標準技術規范,滿(man)足現在(zai)和未來的需求。1.齒(chi)輪齒(chi)條雙活塞對稱結構設計,動作(zuo)快(kuai)速平穩,精(jing)度高(gao),輸出功率(lv)大,通過(guo)簡單的改變活塞裝配位置(zhi)可得到反方向旋轉。2.擠壓的優(you)質鋁合(he)金缸體,經(jing)精(jing)密加(jia)(jia)工(gong)(gong)中心加(jia)(jia)工(gong)(gong)的內(nei)孔和外部表面進(jin)行硬(ying)質陽(yang)極氧化(hua)處理(特殊情(qing)況(kuang)下陽(yang)極氧化(hua)+特氟隆涂層),使用壽(shou)命更長,摩擦系數低。3.一...
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電(dian)動(dong)(dong)蝶(die)閥(fa)執(zhi)行(xing)(xing)(xing)器作為工(gong)(gong)業自(zi)動(dong)(dong)化控制(zhi)中的(de)(de)(de)重(zhong)要(yao)(yao)(yao)組成部分(fen),其性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)的(de)(de)(de)穩定性(xing)(xing)(xing)(xing)(xing)和(he)可靠性(xing)(xing)(xing)(xing)(xing)直接關(guan)系(xi)到整(zheng)個(ge)系(xi)統(tong)的(de)(de)(de)運(yun)(yun)行(xing)(xing)(xing)效果。因(yin)此,對執(zhi)行(xing)(xing)(xing)器進(jin)行(xing)(xing)(xing)性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)和(he)故(gu)障診斷顯(xian)得尤(you)為重(zhong)要(yao)(yao)(yao)。本文將從這兩個(ge)方(fang)(fang)面(mian)進(jin)行(xing)(xing)(xing)詳細(xi)闡述。一、電(dian)動(dong)(dong)蝶(die)閥(fa)執(zhi)行(xing)(xing)(xing)器的(de)(de)(de)性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)電(dian)動(dong)(dong)蝶(die)閥(fa)執(zhi)行(xing)(xing)(xing)器的(de)(de)(de)性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)主要(yao)(yao)(yao)包括以下幾(ji)個(ge)方(fang)(fang)面(mian):1.密(mi)(mi)封性(xing)(xing)(xing)(xing)(xing)測(ce)(ce)(ce)試(shi)(shi)(shi)(shi):密(mi)(mi)封性(xing)(xing)(xing)(xing)(xing)是(shi)衡量執(zhi)行(xing)(xing)(xing)器性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)的(de)(de)(de)重(zhong)要(yao)(yao)(yao)指標(biao)之一。在(zai)(zai)測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)過(guo)程中,需要(yao)(yao)(yao)分(fen)別(bie)進(jin)行(xing)(xing)(xing)靜密(mi)(mi)封和(he)動(dong)(dong)密(mi)(mi)封測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)。靜密(mi)(mi)封測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)主要(yao)(yao)(yao)是(shi)檢(jian)測(ce)(ce)(ce)蝶(die)閥(fa)在(zai)(zai)關(guan)閉狀態下的(de)(de)(de)密(mi)(mi)封性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng),確保(bao)無泄漏;動(dong)(dong)密(mi)(mi)封測(ce)(ce)(ce)試(shi)(shi)(shi)(shi)則是(shi)在(zai)(zai)運(yun)(yun)行(xing)(xing)(xing)過(guo)程中檢(jian)測(ce)(ce)(ce)密(mi)(mi)封性(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng),確保(bao)蝶(die)閥(fa)在(zai)(zai)不同工(gong)(gong)況下均...