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class="twoCol"><div id="ioge2pb" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_bengtc/">泵</a>?<a href="http://www.cdcfah.com/cp/third-bengtc_bpjwp/">泵配件</a>?蘇州化工泵密封廠家供應(yīng) 歡迎來電漣水創(chuàng)密機械供應(yīng)</p><div id="p8bpbtn" class="leftbox clearfix"><h1>蘇州化工泵密封廠家供應(yīng) 歡迎來電漣水創(chuàng)密機械供應(yīng)</h1><div id="qwwoclw" class="proBig"><div id="w9e45j6" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298359511719/4792927.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="jqhd4gu" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298359511719/4792927.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="6rhdino" 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>蘇州化工泵密封廠家供應(yīng),封</p><p><span>***更新：</span>2020-08-14 13:16:50</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="y6cp9s5" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">漣水創(chuàng)密機械制造有限公司</a></p><p><span>聯(lián)系人：</span>袁經(jīng)理</p><p><span>郵箱: </span>lscmjx@163.com</p><p><span>電話: </span>15250888877</p><p><span>傳真: </span>153_</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>153-66621921</p><p><span>地址: </span>高溝鎮(zhèn)高揚民營經(jīng)濟產(chǎn)業(yè)園</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="zxanknb" class="page-proshow02"><p class="title">詳細說明</p><div id="grqnge3" class="box"><p><p> <br /> </p> <p> 化工泵油封是一種自緊式唇狀密封，其結(jié)構(gòu)簡單，尺寸小，成本低廉，維護方便，阻轉(zhuǎn)矩較小，既能防止介質(zhì)泄漏，也能防止外部塵土和其它有害物質(zhì)侵入，而且對磨損有一定的補償能力，但不耐高壓，所以一般用在低壓場合的化工泵上。 </p> <p> 化工泵依靠離心原理來抽取液體物料，特殊材料制成的化工泵適用于瓶、桶、缸、池或其他容器中抽取腐蝕性液體。由于化工泵所抽取的介質(zhì)有腐蝕、揮發(fā)、等危險性的存在，對泵體的密封性能要求，要比其他種類的泵高很多。 </p> <p> 化工泵油封應(yīng)安裝在制造精度為h8～h9，表面粗糙度為1.6～0.8μm且經(jīng)過表面硬化處理的軸上。密封介質(zhì)不應(yīng)含有固體微粒和雜質(zhì)，否則會造成油封和軸的迅速磨損而使密封失效。 </p> <p> 在選擇此種密封方法是，要充分考慮化工泵所輸送到物料的性能和要求，以避免不必要的泄漏，防止意外的發(fā)生。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 各種密封其性能影響因素是不同的，蘇州化工泵密封廠家供應(yīng)，如機械密封(填料密封等)影響因素有溫度，蘇州化工泵密封廠家供應(yīng)，蘇州化工泵密封廠家供應(yīng)、介質(zhì)、磨損、所承受壓力等。蘇州化工泵密封廠家供應(yīng)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州化工泵密封廠家供應(yīng),封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298359511719/4792927.jpg"></div><p> 螺紋密封 </p> <p> 螺紋密封在泵上一般有兩種形式，一種是螺紋聯(lián)接墊片密封，一種是螺紋加填充濟密封，二者皆用于小直徑螺紋連接的密封場合。螺紋聯(lián)接墊片密封的密封件是墊片，而螺紋只起提供壓緊力的作用。密封的效果除了墊片的本身性能外。密封面的粗糙度以及與螺紋孔的相對幾何位置精度對密封效果影響也很大。于由密封墊片在擰緊螺紋時不*承受壓緊力，還承受扭矩，使墊片產(chǎn)生變形甚至損壞，因此，當墊片為非金屬時，一般只適用于壓力不高的場合，如果墊片為金屬則適用壓力可達30Mpa以上。 </p> <p> 泵上經(jīng)常使用的絲堵，則是另一種螺紋密封形式。由于考慮到絲堵制造的經(jīng)濟性，一般單靠螺紋的配合不能起到密封作用，往往用生膠帶，密封膠等填充物填充螺紋的密封間隙。其承壓能力取決于螺紋的制造精度和材質(zhì)，與絲堵和螺紋孔的配合形式?jīng)]有關(guān)系。螺紋孔與絲堵無論采用"錐對錐"還是"柱對錐"，密封效果相同，只是使用地域不同而已。我國目前兩種形式同等采用。影響密封效果的常見原因是在加工螺紋底孔時尺寸偏大，使螺紋牙形變短，牙頂變寬，造成密封面減小，當密封壓力升高后產(chǎn)生泄漏，甚至將絲堵壓出。南通化工泵密封廠家批發(fā)機械密封所能承受的壓力是有限度的，由于測算不準，造成密封腔內(nèi)的壓力超過機械密封承受的壓力而產(chǎn)生泄漏。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州化工泵密封廠家供應(yīng),封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293380048828/7808572.jpg"></div><p> 離心泵口環(huán)一般指葉輪口環(huán)，是安裝在水泵葉輪和泵體之間的一個環(huán)狀金屬圈， </p> <p> <span style="font-size:12px;"> 口環(huán)，也叫耐磨環(huán)。其主要作用是防止出口端介質(zhì)倒流回進口端介質(zhì)也就是密封作用（因此有“密封環(huán)”這一名稱）；同時也起耐磨作用，避免葉輪和泵殼直接接觸損壞，有保護葉輪的作用（因此有“耐磨環(huán)”這一名稱）。</span> </p> <p> <span style="font-size:12px;">離心泵口環(huán)，一般水泵的級數(shù)與口環(huán)的數(shù)量是一樣的，也就是說一個5級的水泵，那么口環(huán)也就有5個，一個首口環(huán)，4個口環(huán)。</span> </p> <p> <span style="font-size:12px;">多級離心泵口環(huán)的作用是在葉輪與泵殼間形成狹窄、曲折的通道，來增加介質(zhì)的流動阻力，達到減少介質(zhì)泄漏的目的。離心泵口環(huán)的設(shè)置還起到保護泵上主要零件不受磨損的作用(公眾號:泵管家)，在口環(huán)磨損后，可以修復(fù)或更換新環(huán)、恢復(fù)正常裝配間隙，這樣既經(jīng)濟又便于檢修。</span> </p> <p> <span style="font-size:12px;">口環(huán)間隙大會將低泵的使用效率，經(jīng)過泵加壓的流體會過多的從泵出口區(qū)域沿葉輪與口環(huán)的間隙返回到進口，從而降低了泵的使用效率，同時由于流量的加大，會使口環(huán)過早的被磨損。口環(huán)間隙過大，會導(dǎo)致泵的流量降低，嚴重時不上量。 </span> </p> <p> <span style="font-size:12px;">離心泵口環(huán)的完好性及它與葉輪問徑向間隙含，在拆卸泵時應(yīng)首先檢查。如離心泵口環(huán)已有溝槽等缺損或已破裂或間隙艿超過表5中所規(guī)定的數(shù)值時，應(yīng)更換新口環(huán)或?qū)⒃诃h(huán)補焊修復(fù)。</span> </p> <p> <br /> </p> <p> <br /> </p><p> 強酸強堿介質(zhì)具有較強的腐蝕性，且易結(jié)晶，為了防止介質(zhì)對密封彈性元件的腐蝕，應(yīng)使彈性元件與介質(zhì)隔離，采用外裝結(jié)構(gòu)，第3 種布置方式(背靠背或面對面)。O 形圈材料選用耐腐蝕的氟橡膠或全氟橡膠。動靜環(huán)選用硬對硬(碳化鎢或碳化硅)配置。 </p> <p> 強酸強堿泵現(xiàn)場大多采用單端面密封，因而密封背面大多出現(xiàn)結(jié)晶結(jié)垢，對設(shè)備造成腐蝕等現(xiàn)象。為了避免該現(xiàn)象發(fā)生，使現(xiàn)場更加清潔，可直接選用PLAN54(見圖4)。煉油裝置中大多數(shù)酸泵或堿泵的入口壓力較低，基本為常壓，因此PLAN54 的沖洗源可直接用循環(huán)水。該方案雖然選用了雙端面密封，但從經(jīng)濟角度考慮*增加了一對摩擦副，沒有另外增加輔助系統(tǒng)，既節(jié)約了投資成本又滿足了現(xiàn)場要求。橡塑密封件的作用使它成為**、化工、石油、煤炭、交通運輸和機械制造等國民經(jīng)濟主要行業(yè)中的基礎(chǔ)部件.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州化工泵密封廠家供應(yīng),封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293921376953/5749071.jpg"></div><p> 汽、柴油泵用機械密封 </p> <p> 多彈簧機械密封靜止結(jié)構(gòu) </p> <p> 該類泵的機械密封采用靜止結(jié)構(gòu)（溫度高于200℃泵采用波紋管結(jié)構(gòu)）。一是避免由于高速攪拌產(chǎn)生的熱量；二是防止彈簧傳遞扭矩。 </p> <p> 摩擦副材料的選取。 </p> <p> 對摩擦副材料的選取我們采用“WC-C”結(jié)構(gòu)。在選擇輔助密封材料時要考慮以下主要因素： </p> <p> 良好彈性，壓縮長久變形?。?</p> <p> 耐高溫，在高溫下不粘著； </p> <p> 與介質(zhì)相容，不易產(chǎn)生溶脹、硬化等； </p> <p> 摩擦系數(shù)小，有良好的機械性能。 </p> <p> 同過比較，我們選擇了耐溫較高的氟橡膠（溫度范圍-20℃-200℃）。 </p> <p> 輔助密封措施 </p> <p> 輕油泵機械密封輔助措施我們采用了密封腔夾套冷卻、無折流板急冷。 </p> <p> 因端面密封載荷的存在，在密封腔缺乏液體時啟動泵而發(fā)生干摩擦。蘇州油泵密封批發(fā)廠</p><p style="text-indent:25px">泵的密封對整個設(shè)備運轉(zhuǎn)來說起著重要的作用，泵的密封系統(tǒng)泄漏將會嚴重影響到設(shè)備的正常運轉(zhuǎn)。蘇州化工泵密封廠家供應(yīng)</p><p> 隨著時代的高速發(fā)展，對石油資源的需求量不斷增加，石油煉廠的生產(chǎn)任務(wù)越來越重。泵用機械在石油煉廠生產(chǎn)過程中發(fā)揮著非常重要的作用，但在其實際運行過程中，其機械密封往往會出現(xiàn)各種問題，不*影響機械的正常使用，還容易導(dǎo)致安全問題的發(fā)生。文章對石油煉廠常用機械密封的設(shè)計改進與應(yīng)用進行分析，希望對中國石油煉化事業(yè)的發(fā)展起到積極的促進作用。 </p> <p> 機械密封在流體機械中發(fā)揮著非常重要的作用，可以有效防止機械內(nèi)部的介質(zhì)流出泵外。其運行情況，對泵用機械運行的穩(wěn)定性有著非常直接的影響，在石油煉化生產(chǎn)過程中，發(fā)揮著非常重要的作用。各種流體機械在化工生產(chǎn)中，有著非常明顯的應(yīng)用，隨著石油煉化技術(shù)的高速發(fā)展，流體機械的應(yīng)用參數(shù)水平也在不斷提高，對機械性能要求也在不斷提高，轉(zhuǎn)軸密封的作用非常突出。我國對機械密封的研究開始較晚，從上個世紀80 年代，機械密封在石油煉化產(chǎn)業(yè)中才開始得到大規(guī)模的應(yīng)用。蘇州化工泵密封廠家供應(yīng)</p><p style="text-indent:25px">漣水創(chuàng)密機械制造有限公司注冊資金200-300萬元，是一家擁有51~100人***員工的企業(yè)。創(chuàng)密機械制造致力于為客戶提供質(zhì)量的[ "輕型密封", "中型密封", "重型密封", "小型水泵" ]，一切以用戶需求為中心,深受廣大客戶的歡迎。公司將不斷增強企業(yè)核心競爭力，努力學(xué)習(xí)行業(yè)先進知識，遵守行業(yè)規(guī)范，植根于機械及行業(yè)設(shè)備行業(yè)的發(fā)展。公司憑借深厚技術(shù)支持，年營業(yè)額度達到700-1000萬元，并與多家行業(yè)**公司建立了緊密的合作關(guān)系。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/913447.html</p></div></div></div></div></div><div id="8qtcohk" class="page-right twoColRt"><div id="vpy2iy1" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ysmomvy" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="squmz7v" class="recomPic likePro"><a 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