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class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637321361852998047/9239385.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="fe8tvco" 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)品關鍵詞：</span>聊城國產(chǎn)機械密封,機械密封</p><p><span>***更新：</span>2021-01-17 11:16:48</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="2ovsrs3" 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="7v3w3oq" class="page-proshow02"><p class="title">詳細說明</p><div id="wixu8mo" class="box"><p><p> 帶懸液分離器，聊城國產(chǎn)機械密封、換熱器的自沖洗）◆雙端面密封（DualSeals）PLAN52（帶無壓緩沖罐的串聯(lián)式密封）PLAN53A（帶有壓密封液的雙端面密封）PLAN53B（強制循環(huán)密封液的雙端面密封）PLAN53C（帶增壓罐的雙端面密封）PLAN54（采用外引密封液的雙端面密封）◆冷卻密封（QuenchSeals）PLAN62（外沖洗或急冷防止密封面堆積固體顆粒）PLAN65（帶浮子液位開關測量密封泄露量）◆氣體密封（GasSeals）PLAN72（采用隔離氮氣用于易揮發(fā)介質的串聯(lián)式干氣密封）PLAN74（雙端面干氣密封）PLAN75（用于不易揮發(fā)介質的串聯(lián)式干氣密封）PLAN76（采用外引密封氣的串聯(lián)式干氣密封）各個方案詳細圖解如下PLAN01（單端面自沖洗）方案描述：從泵的出口引出至密封的內(nèi)部循環(huán)，操作類似PLAN11，防止PLAN11外露管的凍結和流體結晶堵塞的危險。采用原因：密封腔冷卻；密封腔的排氣。應用場合：清潔常溫流體，且被輸送流體非常粘稠或容易固化的情況下；多用于單端面密封，很少用于雙端面密封。維護：沖洗不能直接沖洗密封面；必須保證充足的循環(huán)量；機封冷卻不能過度，聊城國產(chǎn)機械密封。PLAN02（夾套冷卻伴熱）方案描述：無沖洗液循環(huán)的封閉密封腔。應用場合：常溫運轉下的大孔，聊城國產(chǎn)機械密封、開口密封腔；高溫運轉下的冷卻套密封腔。南通泵用機械密封件。聊城國產(chǎn)機械密封</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="聊城國產(chǎn)機械密封,機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637321361852998047/9239385.png"></div><p> 1.機械密封機械密封的定義機械密封是指由至少一對垂直于旋轉軸線的端面，在流體壓力和補償機構彈力（或磁力）的作用下，輔助密封的配合下，保持貼合，并相對滑動而構成的防止流體泄漏的裝置。機械密封的組成（1）主要部件，包括動環(huán)和靜環(huán);（2）輔助密封件，主要是指密封圈;（3）彈力補償機構，主要包括彈簧和推環(huán);（4）傳動件，彈箕座以及鍵或者是各種各樣的螺釘。機械密封的分類按照彈簧元件是旋轉還是靜止，可分為旋轉型和靜止型兩;按照密封介質泄漏方向劃分，可分為內(nèi)流式和外流式兩類;按照介質于端面所引起卸載情況，可劃分為平衡式和非平衡式兩類;按照靜環(huán)位置劃分，可分為內(nèi)裝式和外裝式;按照密封腔內(nèi)溫度劃分，可分為高溫密封、中溫密封、普溫密封和低溫密封四類;按照密封腔內(nèi)壓力，可分為超高壓機械密封、高壓機械密封、中壓機械密封和低壓機械密封;按照彈簧個數(shù)劃分，可分為單彈簧式和多彈簧式;按照非接觸式機械密封結構，可劃分為流體靜壓式、流體動壓式和干氣密封式;按照彈性元件劃分可分為彈簧壓縮式和波紋管式。2.機械密封基本元件及作用（1）動、靜環(huán)保持緊密貼合組成密封面防止介質泄漏。要求動、靜環(huán)具有良好的耐磨性動環(huán)可以軸向移動。聊城國產(chǎn)機械密封江陰波紋管機械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="聊城國產(chǎn)機械密封,機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637321487675449219/9092623.png"></div><p> 其體積和硬度變化小，且不粘附在金屬表面上。6）摩擦系數(shù)小，耐磨性好。7）具有與密封面結合的柔軟性。8）耐老化性好，經(jīng)久耐用。9）加工制造方便，價格便宜，取材容易。六、機械密封安裝、使用技術要領1）設備轉軸的徑向跳動應≤，軸向竄動量不允許大于；2）設備的密封部位在安裝時應保持清潔，密封零件應進行清洗，密封端面完好無損，防止雜質和灰塵帶入密封部位；3）在安裝過程中嚴禁碰擊、敲打，以免使機械密封摩擦副破損而密封失效；4）安裝時在與密封相接觸的表面應涂一層清潔的機械油，以便能順利安裝；5）安裝靜環(huán)壓蓋時，擰緊螺絲必須受力均勻，保證靜環(huán)端面與軸心線的垂直要求；6）安裝后用手推動動環(huán)，能使動環(huán)在軸上靈活移動，并有一定彈性；7）安裝后用手盤動轉軸、轉軸應無輕重感覺；8）設備在運轉前必須充滿介質，以防止干摩擦而使密封失效。七、機械密封在工業(yè)方面發(fā)展及應用橡膠是常用的密封材料。除橡膠外，適合于做密封材料的還有石墨等，聚四氟乙烯以及各種密封膠等。當前采用新材料和工藝的各種機械密封的新技術，進展較快，有下列的機械密封新技術。密封面開槽密封技術近年來，在機械密封的密封端面上開了各種各樣的流槽，以產(chǎn)生流體靜、動壓效應。</p><p> 平衡型機械密封內(nèi)裝式密封軸上的臺階使密封端面延徑向內(nèi)移但不減少密封面的寬度。密封的開啟力不變，但由于動環(huán)有較大的面積暴露在液體中，因此，閉合力被平衡了相當一部分。平衡型機械密封外裝式密封的平衡方法除作用力方向恰好相反外，其余與內(nèi)裝式機械密封相同。在這種情況下，要增加閉合力中的液壓的份額，以抵銷機械密封端面間液膜的開啟力。平衡型機械密封能部分平衡液體對端面的作用，端面比壓隨流體壓力的上升而緩慢上升。一般非平衡型機械密封只能用于低壓，但對潤滑性能差，低沸點，易汽化介質及高速工況，即使在低壓下，也應選用平衡型機械密封。因為對于非平衡型機械密封，當機械密封腔壓力上升時，會將密封端面間的液膜擠出，使機械密封的密封面很快損壞。平衡型機械密封能用于各種壓力場合。4、內(nèi)裝式機械密封和外裝式機械密封內(nèi)裝式機械密封：指機械密封安裝在密封腔內(nèi)。外裝式機械密封：指機械密封安裝在密封腔外。由于內(nèi)裝式機械密封的受力情況好，比壓隨介質壓力的增加而增加，內(nèi)裝式機械密封的泄漏方向與離心力方向相反，因此一般情況均選用內(nèi)裝式機械密封。只有當介質腐蝕性極強時，且又不想考慮用有壓雙重機械密封時，才考慮選用外裝式機械密封。蕪湖輕型機械密封廠。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="聊城國產(chǎn)機械密封,機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637321361482949219/1860127.png"></div><p> 但彈簧和波紋管可補償液泵在起動和停機過程中因主軸運動的壓力不足，使密封面始終保持一定的密封壓力。腐蝕磨損問題由于多種原因，例如包括軸承的公差、軸端余隙、振動和主軸偏差，都會使液泵的主軸產(chǎn)生徑向和軸向運動。此外，由于將接觸面之間保持相對平行是十分困難的，因此機械密封本身的內(nèi)部產(chǎn)生移動也是很正常的。這類移動往往是由于設備和安裝公差、熱膨脹、管路應力或主軸調(diào)試不當所造成。為了使密封面之間始終保持互相配合，彈簧起到了機械密封與運動主軸之間的恒定調(diào)節(jié)作用。當旋轉面和主軸之間采用人造橡膠密封時，該彈性體就會在主軸上來回運動。這種重復摩擦動作，會磨蝕主軸上的防腐材料，失去主軸的氧化膜保護層，終會在主軸的摩擦面上形成磨損溝槽，造成液體從溝槽中泄漏，并增加必要的維修工作量或甚至更換主軸。為了解決這一問題，一般在填料盒內(nèi)安裝一個可更換的軸套。然而，解決腐蝕磨損問題的辦法是去除其內(nèi)部的動態(tài)密封?，F(xiàn)在，大部分主要密封制造廠生產(chǎn)非腐蝕磨損型密封，以防止液泵零件的腐蝕磨損。平衡和非平衡式密封機械密封的平衡對接觸面的密封壓力有很大影響。這一密封壓力取決于密封本身的有效截面以及填料盒內(nèi)的壓力。錫山區(qū)109機械密封件。聊城國產(chǎn)機械密封</p><p style="text-indent:25px">無錫輕型機械密封件。聊城國產(chǎn)機械密封</p><p> 安裝時要根據(jù)不同的聯(lián)軸節(jié)要求進行安裝.2.安裝靜止部件(1)先將防轉銷1裝人密封壓蓋的銷孔內(nèi)，無論立式或臥式防轉銷壓配時要注意埋人孔內(nèi)的深度，使銷子伸出的長度不要與靜環(huán)(靜環(huán)座)的凹槽底部或與軸面相碰[見9-6(a)、(b)].(2)將靜環(huán)密封圈2套在靜環(huán)3上，并將靜環(huán)上凹槽對準壓蓋10中防轉銷1，均勻地推人壓蓋內(nèi).3.組裝旋轉部件(1)將彈贊座4朝上放平，再將小彈簧5分別放人彈贊座的彈簧孔內(nèi)，不能歪斜.(2)將動環(huán)密封圈6套人動環(huán)7內(nèi)，再將壓環(huán)8套在動環(huán)上，注意壓環(huán)應壓住密封圈6.(3)將壓環(huán)、動環(huán)密封圈和動環(huán)一起套入彈簧座4內(nèi)，注意動環(huán)外徑上的凹槽應對準彈贊座上凸出部分.(4)將彈贊座連同彈簧、壓環(huán)、動環(huán)密封圈和動環(huán)一起套在軸上劃線定位處，然后用固緊螺釘9將旋轉部件固定在軸上，關于彈贊的頂壓縮量，外商圖紙定為4mm，國內(nèi)一般為4~6mm，具體視單彈簧和多彈簧以及彈贊尺寸而定。動環(huán)安裝后須保證能在軸上靈活移動，將動環(huán)壓向彈贊后能自動彈回.(5)將組裝好的壓蓋10裝在填料箱體上，并用螺栓均勻地分幾次擰緊(使用四氛O形密封圈，螺栓至少間隔30分鐘，并經(jīng)多次擰緊，直至不需擰緊為止).(6)總裝以后，檢查輔助裝置是否正常。聊城國產(chǎn)機械密封</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2887997.html</p></div></div></div></div></div><div id="mgn2xzj" class="page-right twoColRt"><div id="qfmvieb" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ixuwdpg" class="recomPic likePro"><a 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