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clearfix"><h1>安徽化工泵用機械密封廠家伊格爾博格曼機械密封供應(yīng)</h1><div id="odv88hw" class="proBig"><div id="pzrolnp" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990601464844/125984.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="isuwykh" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990601464844/125984.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jyasuwn" 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>安徽化工泵用機械密封廠家,泵用機械密封</p><p><span>***更新：</span>2020-12-07 10:25:27</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="zolsuwy" 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="3zlip7h" class="page-proshow02"><p class="title">詳細說明</p><div id="od7czde" class="box"><p><p> 結(jié)果造成動環(huán)和靜環(huán)磨擦副的壓力不足而形成泄漏，安徽化工泵用機械密封廠家。6、軸承的嚴重磨損或損壞，使泵軸產(chǎn)生嚴重的軸向竄動，也是機械密封泄漏的原因之一。隨著科學(xué)的技術(shù)的發(fā)展，新的密封形式和密封材料陸續(xù)出現(xiàn)，其必然對泵的密封技術(shù)產(chǎn)生直接的影響和推動。長壽命、零泄漏的泵類產(chǎn)品會在越來越多的場合得到推廣和應(yīng)用。油封密封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，安徽化工泵用機械密封廠家。油封應(yīng)安裝在制造精度為h8～h9，表面粗糙度為～μm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。墊片密封墊片是離心泵靜密封的基本元件，使用范圍非常廣，安徽化工泵用機械密封廠家。墊片的選型主要根據(jù)泵輸送介質(zhì)、溫度、壓力和腐蝕性等因素決定。當溫度和壓力不高時一般選用非金屬密封墊片;中壓高溫時，選用非金屬與金屬組合墊片。非金屬墊片在泵上應(yīng)用普遍，其材料一般為紙、橡膠和聚四氟乙烯。當溫度不超過120℃，壓力在，一般選用青殼紙或模造紙墊片。如果輸送介質(zhì)為油，溫度在-30～110℃時(公眾號:泵管家)。內(nèi)蒙古福斯泵用機械密封型號。安徽化工泵用機械密封廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽化工泵用機械密封廠家,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990601464844/125984.png"></div><p> ***節(jié)機械密封原理機械密封是一種旋轉(zhuǎn)機械的軸封裝置。比如離心泵、離心機、反應(yīng)釜和壓縮機等設(shè)備。由于傳動軸貫穿在設(shè)備內(nèi)外，這樣，軸與設(shè)備之間存在一個圓周間隙，設(shè)備中的介質(zhì)通過該間隙向外泄漏，如果設(shè)備內(nèi)壓力低于大氣壓，則空氣向設(shè)備內(nèi)泄漏，因此必須有一個阻止泄漏的軸封裝置。軸封的種類很多，由于機械密封具有泄漏量少和壽命長等優(yōu)點，所以當今世界上機械密封是這些設(shè)備主要的軸密封方式。機械密封又叫端面密封，在國家有關(guān)標準中是這樣定義的：“由至少一對垂直于旋轉(zhuǎn)軸線的端面在流體壓力和補償機構(gòu)彈力（或磁力）的作用以及輔助密封的配合下保持貼合并相對滑動而構(gòu)成的防止流體泄漏的裝置?！币?、機械密封的分類機械密封近年來發(fā)展很快，根據(jù)不同的工況出現(xiàn)了各種各樣的結(jié)構(gòu)，但無論哪種結(jié)構(gòu)都由以下四部分組成：一部分是由動環(huán)和靜環(huán)組成的密封端面，有時也稱為摩擦副。第二部分是由彈性元件為主要零件組成的緩沖補償機構(gòu)，其作用是使密封端面緊密貼合。第三部分是輔助密封圈，其中有動環(huán)和靜環(huán)密封圈。第四部分是使動環(huán)隨軸旋轉(zhuǎn)的傳動機構(gòu)。機械密封實現(xiàn)的原理如圖所示：軸通過傳動座（6）和推環(huán)（4），帶動動環(huán)（2）旋轉(zhuǎn)，靜環(huán)(1)固定不動。長春泵用機械密封尺寸貴陽福斯泵用機械密封廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽化工泵用機械密封廠家,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990586083984/8203619.png"></div><p> 基本都是離心泵、風機基本都是軸流式的。因為軸流式泵在應(yīng)用中不能適應(yīng)各種不同工況下的實際要求，而且出口壓力在相同出力情況下是比較低的；一般適用于流量較大但是壓力較低的情況下使用。所以電廠的泵，除非有特殊要求，都是離心式的。而風機一般用軸流是的（流量大，壓力要求不高）。運行的介質(zhì)特性漿液循環(huán)泵是易損件之一，主要是受到漿液的酸性腐蝕、磨損、氣蝕，一般漿液循環(huán)泵的使用壽命3年左右，1年左右葉輪就要更換新的。1強磨蝕性脫硫塔底部的漿液含有大量的固體顆粒,這些固體顆粒具有很強的磨蝕性。2強腐蝕性在典型的石灰石－石膏法脫硫工藝中，一般塔底漿液的pH值為4～6屬于酸性環(huán)境；當吸收塔內(nèi)Cl離子富集超過20000mg/L時，在低pH值條件下將產(chǎn)生強烈的腐蝕性。3汽蝕性在脫硫系統(tǒng)中，循環(huán)泵輸送的漿液中往往含有一定量的氣體。實際上，離心循環(huán)泵輸送的漿被為氣固液多相流，固相對泵性能的影響是連續(xù)的、均勻的，而氣相對泵的影響遠比固相復(fù)雜且更難預(yù)測。當泵輸送的液體中含有氣體時泵的流量、揚程、效率均有所下降，含氣量越大，效率下降越快。隨著含氣量的增加，泵出現(xiàn)額外的噪聲振動，可導(dǎo)致泵軸、軸承和密封的破壞。</p><p> 普通油封的使用壓力一般不超過。當工作壓力超過這個值時應(yīng)選用耐壓型油封。在同一直徑條件下，不同材料制造的油封，適應(yīng)軸面旋轉(zhuǎn)線速度的能力不同。油封使用的線速度范圍一般小于15m/s。油封的工作范圍與油封使用的材料有關(guān)：材料為丁腈橡膠(NBR)時為-40~120℃，亞力克橡膠(ACM)-30~180℃，氟橡膠(FPM)-25~300℃。七、對應(yīng)軸及腔體的設(shè)計要求軸的設(shè)計：1、表面粗糙度，由于軸的速度與油量不同，一般軸的粗糙度過大或過小，都會影響到油封的泄漏與磨損。軸的表面粗糙度容許范圍為～μm；～μm。對旋轉(zhuǎn)軸用油封取～μmRz。2、硬度，旋轉(zhuǎn)軸的表面硬度一般取≥35HRC。當介質(zhì)較臟，有來自外界的污染雜質(zhì)，或軸表速度>12m/s時，軸表面硬度應(yīng)為55HRC以上，軸表面淬火層深度>。3、軸的倒角，推薦值15°~30°，以能讓油封確實裝入，不損傷油封唇緣為原則。4、軸的加工，正確的軸加工是保證密封系統(tǒng)正常工作的決定性因素，適宜的油封軸加工方法是橫向給進精研磨，金剛砂紙磨光。不適宜的加工方法是在車床上精加工，超精加工，滾光加工，金剛砂紙磨光（砂紙在軸向移動磨光）。5、軸的材料，主要是普通碳素結(jié)構(gòu)鋼，如C35和C45，另外還有鑄鐵，陶瓷類，樹脂塑料。云南化工泵用機械密封泄露。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽化工泵用機械密封廠家,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990697626953/3923738.png"></div><p> 九、波紋管式機械密封波紋管式機械密封的應(yīng)用范圍很廣，從低溫到高溫，從中性介質(zhì)到腐蝕性介質(zhì)，從低速到高速，從普通到苛刻的工作條件都可選用。所有這些可通過變更波紋管的幾何形狀（如內(nèi)外徑、波片厚度和波數(shù)等）與材料彈性模量，改變波紋管的彈率。根據(jù)介質(zhì)的腐蝕性能，選用不同的波紋管材料等。例如對工作壓力和溫度都不高的中性介質(zhì)（油和水等），可選用橡膠制造的簡易波紋管密封；在腐蝕性介質(zhì)中（酸或減等），可選用四氟制造的波紋管密封；高溫和高速下，可采用焊接金屬波紋管機械密封等。焊接金屬波紋管密封的特點焊接金屬波紋管機械密封用的波紋管是由軋制的金屬薄板沖裁成環(huán)形波紋狀的型面，波形多采用S形，將許多個波片重疊起來，分別在環(huán)形的外緣和內(nèi)緣進行焊接，組成一個波紋管，兩端再與傳動座和動環(huán)焊接成整體。除了不用輔助密封圈外，還具備使用溫度范圍***的特點，**高可達600度，**低可到一200度。此外高速下對軸的振動和振擺適應(yīng)性較強，有很好的補償能力，保證密封端面良好地貼合。但是長期在高溫下工作的焊接金屬波紋管密封，波紋管的彈率有減小的趨勢（俗稱“失彈”），使用受到一定的限制。漢中化工泵用機械密封選型。安徽化工泵用機械密封廠家</p><p style="text-indent:25px">圖木舒克循環(huán)泵用機械密封選型。安徽化工泵用機械密封廠家</p><p> 多采用以下幾種方式固定：1）螺帽固定（見圖3）。這種結(jié)構(gòu)要求軸上帶有凸臺，動環(huán)斷面為“L”形，動環(huán)裝入后用短套頂住，外面用圓螺帽旋緊。為防止介質(zhì)沿動環(huán)泄漏，在動環(huán)和軸套凸臺端面有密封圈。集裝式密封的動環(huán)也可用螺帽固定，和前者不同的是動環(huán)的螺帽從內(nèi)部旋緊，事先組裝好后再將整體機械密封向泵上安裝。2）螺釘傳動（圖38）。動環(huán)的后部端面鉆有螺釘孔并帶螺紋，軸套上帶有突緣，用螺釘將動環(huán)和軸套的突緣聯(lián)接在一起，中間設(shè)墊片防止介質(zhì)沿動環(huán)和軸套之間泄漏。3)頂絲傳動（圖39）。這種結(jié)構(gòu)實際上增加了一個傳動套，該套用頂絲固定在軸上，動環(huán)用銷釘與其傳動，在傳動套和軸以及動環(huán)和傳動套之間均設(shè)有密封圈。這種動環(huán)結(jié)構(gòu)較為復(fù)雜，但其浮動性得到了改善。4）銷釘傳動（圖40）。該種傳動省略了圖39的傳動套，動環(huán)和軸用銷釘傳動，其軸向靠臺階定位，顯然這種動環(huán)和軸沒有剛性聯(lián)接，浮動性很好。旋轉(zhuǎn)型機械密封的靜環(huán)防轉(zhuǎn)方法1）浮動型靜環(huán)。在靜環(huán)尾端設(shè)一開口，防轉(zhuǎn)銷插入此開口，起到靜環(huán)防轉(zhuǎn)作用。該結(jié)構(gòu)簡單，安裝方便，靜環(huán)的浮動性好，得到***的應(yīng)用。按防轉(zhuǎn)銷安裝位置可分為徑向和軸向兩種（圖41），其中軸向防轉(zhuǎn)銷用的較多。這種結(jié)構(gòu)有個缺點。安徽化工泵用機械密封廠家</p><p style="text-indent:25px">伊格爾博格曼機械密封（張家港）有限公司致力于機械及行業(yè)設(shè)備，以科技創(chuàng)新實現(xiàn)***管理的追求。張家港博格曼深耕行業(yè)多年，始終以客戶的需求為向?qū)?，為客戶提?**的機械密封，泵用機械密封，釜用機械密封，攪拌器機械密封。張家港博格曼繼續(xù)堅定不移地走高質(zhì)量發(fā)展道路，既要實現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實現(xiàn)轉(zhuǎn)型再突破。張家港博格曼始終關(guān)注機械及行業(yè)設(shè)備市場，以敏銳的市場洞察力，實現(xiàn)與客戶的成長共贏。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2304955.html</p></div></div></div></div></div><div id="3d33kgi" class="page-right twoColRt"><div id="j3ifxj8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="jsk8xel" 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="qfhj2ds" class="recomPic likePro"><a 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