滄州200DT-B45石家莊工業(yè)泵機械密封伊格爾博格曼機械密封供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 水泵的工作特點需要機械密封具有較高的精密度和可靠性，其密封性能對機組的高效運行和使用壽命的延長具有至關(guān)重要的作用。本文從機械密封的組成與原理出發(fā)，分析了機械密封發(fā)生滲漏的現(xiàn)象及其原因，并結(jié)合實"><meta name="keywords" content="滄州200DT-B45石家莊工業(yè)泵機械密封,石家莊工業(yè)泵機械密封"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u 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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="7h2y4nu" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637350689018105469/9609119.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="gaw7ijd" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>滄州200DT-B45石家莊工業(yè)泵機械密封,石家莊工業(yè)泵機械密封</p><p><span>***更新：</span>2021-01-09 01:13:51</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="qcyah3n" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">伊格爾博格曼機械密封（張家港）有限公司</a></p><p><span>聯(lián)系人：</span>閆女士</p><p><span>郵箱: </span>eaglebugmann@qq.com</p><p><span>電話: </span>18013293108</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://eaglebugmann.com</p><p><span>手機: </span>0512-58756006</p><p><span>地址: </span>德積福民村（天霸路）</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="cwdk7qh" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="dxoaho9" class="box"><p><p> 水泵的工作特點需要機械密封具有較高的精密度和可靠性，其密封性能對機組的高效運行和使用壽命的延長具有至關(guān)重要的作用。本文從機械密封的組成與原理出發(fā)，分析了機械密封發(fā)生滲漏的現(xiàn)象及其原因，并結(jié)合實踐經(jīng)驗，對防止?jié)B漏的發(fā)生提出了有效對策。以期減少人為的設(shè)計缺陷或使用問題，使機械密封性能長期、可靠，保證水泵機組運行的安全性和高效性。一、水泵機械密封漏水的現(xiàn)象及其原因分析水泵機械密封的組成與工作原理水泵在輸送高溫高壓水時常選擇機械密封的方式防止其泄漏，而滲漏造成的機械事故占水泵全部維修量的50%左右，可見，機械密封的可靠性對水泵的高效運行和使用壽命的延長具有至關(guān)重要的作用。機械密封一般由旋動環(huán)、靜止環(huán)、密封圈或密封墊等輔助元件以及彈性補償元件等幾部分組成，滄州200DT-B45石家莊工業(yè)泵機械密封。其工作原理是將一對垂直于旋轉(zhuǎn)軸線的端面相互貼合且相對轉(zhuǎn)動，并使端面間維持一層極薄的液膜，在輔助密封的配合下，使端面受到介質(zhì)流體壓力與補償機械彈力的作用，滄州200DT-B45石家莊工業(yè)泵機械密封，保持緊密的貼合度以達(dá)到密封的目的，滄州200DT-B45石家莊工業(yè)泵機械密封。漏水現(xiàn)象及其原因分析設(shè)計環(huán)節(jié)造成的漏水現(xiàn)象合理的設(shè)計是機械密封實現(xiàn)其功能的基礎(chǔ)。500DT-A76石家莊工業(yè)泵機械密封。滄州200DT-B45石家莊工業(yè)泵機械密封</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="滄州200DT-B45石家莊工業(yè)泵機械密封,石家莊工業(yè)泵機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637350689018105469/9609119.png"></div><p> 揚程取決于裝置管路特性，同一臺活塞泵流量不變，而揚程可隨著裝置管路特性變化。即揚程提高，而流量不變，只在高壓區(qū)，流量稍有減少?；钊眠m用于高壓、小流量的場合，特別是流量小于100m3/h，排出壓力大于，更顯示出它較高的效率和良好的運行性能。它吸入性能好，能抽吸各種不同介質(zhì)、不同粘度的液體。因此，在石油化學(xué)工業(yè)、機械制造工業(yè)、造紙、食品加工、醫(yī)藥生產(chǎn)等方面應(yīng)用很廣。低中速活塞泵速度低，可用人力操作和畜力拖動，適用于農(nóng)村給水和小型灌溉。13.羅茨真空泵工作原理：靠泵腔內(nèi)一對葉形轉(zhuǎn)子同步、反向旋轉(zhuǎn)的推壓作用來移動氣體而實現(xiàn)抽氣的真空泵；羅茨泵的工作原理與羅茨鼓風(fēng)機相似。由于轉(zhuǎn)子的不斷旋轉(zhuǎn)，被抽氣體從進氣口吸入到轉(zhuǎn)子與泵殼之間的空間v內(nèi)，再經(jīng)排氣口排出。由于吸氣后v空間是全封閉狀態(tài)，所以，在泵腔內(nèi)氣體沒有壓縮和膨脹。但當(dāng)轉(zhuǎn)子頂部轉(zhuǎn)過排氣口邊緣，v空間與排氣側(cè)相通時，由于排氣側(cè)氣體壓強較高，則有一部分氣體返沖到空間v中去，使氣體壓強突然增高。當(dāng)轉(zhuǎn)子繼續(xù)轉(zhuǎn)動時，氣體排出泵外。羅茨泵在泵腔內(nèi)，有二個“8”字形的轉(zhuǎn)子相互垂直地安裝在一對平行軸上，由傳動比為1的一對齒輪帶動作彼此反向的同步旋轉(zhuǎn)運動。在轉(zhuǎn)子之間。滄州200DT-B45石家莊工業(yè)泵機械密封100DT-A50石家莊工業(yè)泵機械密封。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="滄州200DT-B45石家莊工業(yè)泵機械密封,石家莊工業(yè)泵機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637350688876308594/351297.png"></div><p> 對吸油條件要求較嚴(yán)，其轉(zhuǎn)速范圍必須在500~1500r/min范圍內(nèi)。2、對油液污染較敏感，葉片容易被油液中雜質(zhì)咬死，工作可靠性較差。3、結(jié)構(gòu)較復(fù)雜，零件制造精度要求較高，價格較高。葉片泵一般用在中壓(MPa)液壓系統(tǒng)中，主要用于機床控制，特別是雙作用式葉片泵(東京計器SQP葉片泵)因流量脈動很小，因此在精密機床中得到使用。十二、蒸汽噴射泵蒸汽噴射泵工作時蒸汽進入噴嘴后，高速噴出，產(chǎn)生低壓，將氣體吸入并在混合室混合，經(jīng)擴大管后，動能轉(zhuǎn)變?yōu)閴簭娔?。如果吸入的氣體來自容器，容器減壓，即可稱作噴射真空泵。蒸汽噴射泵的性能特點1、該泵無機械運動部分，不受摩擦、潤滑、振動等條件限制，因此可制成抽氣能力很大的泵。只要泵的結(jié)構(gòu)材料選擇適當(dāng)，對于排除具有腐蝕性氣體、含有機械雜質(zhì)的氣體以及水蒸等場合極為有利。2、結(jié)構(gòu)簡單、重量輕，占地面積小。3、工作蒸汽壓力為4～9×105Pa，在一般的冶金、化工、醫(yī)藥等企業(yè)中都具備這樣的水蒸汽源。因水蒸汽噴射泵具有上述特點，所以用于冶金、化工、醫(yī)藥、石油以及食品等工業(yè)部門。十三、軸流管道泵軸流管道泵的葉輪設(shè)計成軸流式。轉(zhuǎn)速很高，如果電機功率、葉輪直徑、管道直徑足夠大的話，流量可以很大。</p><p> 再經(jīng)低真空級壓縮后排至大氣中，即組成了雙級泵。這時總的壓縮比由兩級來負(fù)擔(dān)，因而提高了極限真空度。旋片式真空泵的性能特點旋片式真空泵(簡稱旋片泵)是一種油封式機械真空泵。其工作壓強范圍為101325~×10-2(Pa)屬于低真空泵。它可以單獨使用，也可以作為其它高真空泵或超高真空泵的前級泵。它已***地應(yīng)用于冶金、機械、**、電子、化工、輕工、石油及醫(yī)藥等生產(chǎn)和科研部門。1、體積小、重量輕、噪音低；2、設(shè)有氣鎮(zhèn)閥，可抽除少量水蒸氣；在環(huán)境溫度五攝氏度到四十?dāng)z氏度范圍內(nèi)，進氣口壓強小于，被抽氣體相對濕度大于百分之九十時，應(yīng)開氣鎮(zhèn)閥。3、設(shè)有自動防返油止回閥，啟動方便；4、進氣口連續(xù)暢通大氣運轉(zhuǎn)不得超過一分種；5、不適用于抽除對金屬有腐蝕的，對泵油起化學(xué)反應(yīng)的，含有顆粒塵埃的氣體，以及含氧過高的，有性的，有毒的氣體。十八、泥漿泵泥漿泵，是指在鉆探過程中向鉆孔里輸送泥漿或水等沖洗液的機械。泥漿泵是鉆探設(shè)備的重要組成部分。在常用的正循環(huán)鉆探中﹐它是將地表沖洗介質(zhì)──清水﹑泥漿或聚合物沖洗液在一定的壓力下，經(jīng)過高壓軟管﹑水龍頭及鉆桿柱中心孔直送鉆頭的底端，以達(dá)到冷卻鉆頭、將切削下來的巖屑并輸送到地表的目的。石家莊工業(yè)泵機械密封50DT-40D。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="滄州200DT-B45石家莊工業(yè)泵機械密封,石家莊工業(yè)泵機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637350688952480469/746495.png"></div><p> 3)先將靜環(huán)與壓蓋一起裝在軸上，注意不要與軸相碰，然后將動環(huán)組件裝入。彈簧座或傳動座的緊定螺釘應(yīng)分幾次均勻擰緊。在未固定壓蓋之前，用手推補償環(huán)作軸向壓縮，松開后補償環(huán)能自動彈回?zé)o卡滯現(xiàn)象，然后將壓蓋螺拴均勻地鎖緊。4.使用(1)當(dāng)輸送介質(zhì)溫度偏高、過低、或含有雜質(zhì)顆粒、易燃、易爆、有毒時，必須采取相應(yīng)的阻封、沖洗、冷卻、過濾等措施。(2)運轉(zhuǎn)前用手盤車，注意轉(zhuǎn)矩是否過大，有無擦碰及不正常的聲音。(3)注意旋向，聯(lián)軸器是否對中，軸承部位的潤滑油加法是否適當(dāng)，配管是否正確。(4)運轉(zhuǎn)前首先將介質(zhì)、冷卻水閥門打開，檢查密封腔內(nèi)的氣體是否全排出，防止靜壓引起泄漏，然后開機運行。(5)開車后工作是否正常穩(wěn)定，有無因軸轉(zhuǎn)動引起的異常轉(zhuǎn)矩，以及異常響聲和過熱現(xiàn)象。三、主要技術(shù)結(jié)構(gòu)和解決方法這些泵的機械密封是由兩塊垂直于軸的密封元件(靜環(huán)和動環(huán))組成的，其表面光潔而平直，相互貼合。密封端面平面度不大于，表面粗糙度，金屬材料Ra=μm，非金屬材料Ra=μm。動環(huán)和靜環(huán)作相對轉(zhuǎn)動，摩擦副材料為石墨、氧化鋁陶瓷、碳化硅、氮化硅、碳化鎢硬質(zhì)合金等。工作時，靠彈簧和密封介質(zhì)(工作溶液)的壓力在旋轉(zhuǎn)的動環(huán)和靜環(huán)的接觸表面上產(chǎn)生適當(dāng)?shù)膲壕o力。40D-A19石家莊工業(yè)泵機械密封。滄州200DT-B45石家莊工業(yè)泵機械密封</p><p style="text-indent:25px">朝陽區(qū)石家莊工業(yè)泵機械密封HM74D-190SGA。滄州200DT-B45石家莊工業(yè)泵機械密封</p><p> 軸流管道泵的性能特點1、管道泵結(jié)構(gòu)緊湊,機泵一體化,體積小.其立式結(jié)構(gòu)具有安裝占地面積小,運行平穩(wěn),安裝無需調(diào)整2、泵進出口設(shè)計成規(guī)格相同法蘭,且位于同一中心在線,可象閥門一樣直接安裝在管路上,且中心低,便于管道布置,安裝方便.3、泵與電機同軸,軸向尺寸短,使泵運行更加平穩(wěn),噪音低.4、取消傳統(tǒng)軸封方式,避免了輸送介質(zhì)的外泄,因此具有完全無泄漏的特點。十四、自吸泵自吸泵的工作原理是：水泵啟動前先在泵殼內(nèi)灌滿水(或泵殼內(nèi)自身存有水)。啟動后葉輪高速旋轉(zhuǎn)使葉輪槽道中的水流向渦殼，這時入口形成真空，使進水逆止門打開，吸入管內(nèi)的空氣進入泵內(nèi)，并經(jīng)葉輪槽道到達(dá)外緣。自吸泵的性能特點自吸泵屬自吸式離心泵，它具有結(jié)構(gòu)緊湊、操作方便、運行平穩(wěn)、維護容易、效率高、壽命長，并有較強的自吸能力等優(yōu)點。管路不需安裝底閥，工作前只需保證泵體內(nèi)儲有定量引液即可。不同液體可采用不同材質(zhì)自吸泵。1、排污能力強：特殊的葉輪防堵設(shè)計，確保了泵高效且無堵塞。2、高效節(jié)能：采用水力模型，效率比一般自吸泵高3～5%。3、自吸性能好：自吸高度比一般自吸泵高1米，且自吸時間更短。十五、活塞泵活塞泵工作時借活塞在汽缸內(nèi)的往復(fù)作用使缸內(nèi)容積反復(fù)變化。滄州200DT-B45石家莊工業(yè)泵機械密封</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2761654.html</p></div></div></div></div></div><div id="xwy7w88" class="page-right twoColRt"><div id="8zy3oaj" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="tsevhoi" class="recomPic likePro"><a 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