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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>內(nèi)蒙古襄樊五二五泵用機械密封安裝,泵用機械密封</p><p><span>***更新：</span>2020-12-30 01:14:09</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="po37yfw" 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="7aq7fh8" class="page-proshow02"><p class="title">詳細說明</p><div id="ocelipm" class="box"><p><p> 無外供液沖洗冷卻系統(tǒng)，當這一級密封泄漏時，泵體介質(zhì)會直接泄漏到環(huán)境中，主要適用于一般介質(zhì)場合。與其他輔助密封并用時，可用于帶懸浮顆粒、高溫、高壓等場合。單端面密封3、雙端面密封離心泵的結(jié)構(gòu)和軸封特性雙端面密封離心泵的軸封由兩對摩擦副密封端面(動靜環(huán)摩擦副1、動靜環(huán)摩擦副2）組成，需外供封液系統(tǒng)，帶有泄漏液收集和泄漏報警裝置的雙機封密封。一級是內(nèi)機封，由泵體工藝介質(zhì)提供潤滑沖洗；一級是外機封，由外供液系統(tǒng)進行冷卻、沖洗。雙端面密封具有兩級密封，當內(nèi)機封泄漏時，會先泄漏到外級機封的沖洗冷卻系統(tǒng)壓力罐，而沒有直接泄漏到環(huán)境中來，確保初步的安全。只有內(nèi)外兩級機封都泄漏時，泵體介質(zhì)才會泄漏到環(huán)境中，適用于強腐蝕、高溫的介質(zhì)、氣體介質(zhì)、易燃易爆、易揮發(fā)，內(nèi)蒙古襄樊五二五泵用機械密封安裝、低粘度的介質(zhì)，以及高真空等場合。雙端面密封圖4、屏蔽泵的結(jié)構(gòu)和軸封特性（1）屏蔽泵的工作原理及結(jié)構(gòu)屏蔽泵是一種無密封泵，內(nèi)蒙古襄樊五二五泵用機械密封安裝，泵和驅(qū)動電機都被密封在一個被泵送介質(zhì)充滿的壓力容器內(nèi)，內(nèi)蒙古襄樊五二五泵用機械密封安裝，此壓力容器只有靜密封，并由一個電線組來提供旋轉(zhuǎn)磁場并驅(qū)動轉(zhuǎn)子。這種結(jié)構(gòu)取消了傳統(tǒng)離心泵具有的旋轉(zhuǎn)軸密封裝置，故能做到完全無泄漏。屏蔽泵屬于離心泵的一種特殊形式。貴陽飛力泵用機械密封廠家。內(nèi)蒙古襄樊五二五泵用機械密封安裝</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古襄樊五二五泵用機械密封安裝,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990676972656/2521191.png"></div><p> 即軸旋轉(zhuǎn)方向應(yīng)使彈簧越來越緊，否則會造成密封失效，彈簧旋向的選擇由下述方法確定：由靜環(huán)向動環(huán)看，軸順時針旋轉(zhuǎn)用右旋彈簧，反之，則選用左旋彈簧。3、機械密封的安裝方法機械密封部件無論從制造精度上或安裝精度上要求都很嚴格，如果安裝不當，就會影響密封的壽命和密封性能，嚴重時將會使密封迅速失效。(1)安裝前的準備工作及安裝注意事項①檢查要進行安裝的機械密封的型號、規(guī)格是否正確無誤，零件是否缺少。②檢查機械密封各元件是否有損壞，特別是動環(huán)和靜環(huán)的密封端面是否碰傷，如發(fā)現(xiàn)損壞時，需進行返修或更換新的零件。各密封元件需用汽油或煤油清洗干凈，保持各元件表面無灰塵、異物。③軸或軸套表面及密封腔內(nèi)壁、密封端蓋內(nèi)表面是否有毛刺、溝痕等。如發(fā)現(xiàn)毛刺、溝痕時應(yīng)修平、打光，并用汽油或煤油清洗，保持清潔，不許有灰塵雜物附在表面上。④不要用不干凈的布或棉紗布擦洗動環(huán)和靜環(huán)表面，應(yīng)使用干凈柔軟的紗布、脫脂棉之類的東西擦洗。⑤裝配過程中應(yīng)保持清潔，保證動環(huán)、靜環(huán)的密封端面不被劃傷、碰破，為了更于裝入，裝配時應(yīng)在軸或軸套表面、壓蓋與密封圈配合表面涂抹機油，以免啟動瞬間產(chǎn)生干摩擦。。內(nèi)蒙古襄樊五二五泵用機械密封安裝圖木舒克水泵用機械密封選型。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古襄樊五二五泵用機械密封安裝,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990492705078/8878366.png"></div><p> 但泄漏點主要有五處：（1）軸套與軸間的密封；（2）動環(huán)與軸套間的密封；（3）動、靜環(huán)間密封；（4）對靜環(huán)與靜環(huán)座間的密封；（5）密封端蓋與泵體間的密封。一般來說，軸套外伸的軸間、密封端蓋與泵體間的泄漏比較容易發(fā)現(xiàn)和解決，但需細致觀察。其余的泄漏直觀上很難辯別和判斷，須在長期管理、維修實踐的基礎(chǔ)上，對泄漏癥狀進行觀察、分析、研判，才能得出正確結(jié)論。3、泄漏原因分析及判斷、安裝靜試時泄漏機械密封安裝調(diào)試好后，一般要進行靜試，觀察泄漏量。如泄漏量較小，多為動環(huán)或靜環(huán)密封圈存在問題；泄漏量較大時，則表明動、靜環(huán)摩擦副間存在問題。在初步觀察泄漏量、判斷泄漏部位的基礎(chǔ)上，再手動盤車觀察，若泄漏量無明顯變化則靜、動環(huán)密封圈有問題；如盤車時泄漏量有明顯變化則可斷定是動、靜環(huán)摩擦副存在問題；如泄漏介質(zhì)沿軸向噴射，則動環(huán)密封圈存在問題居多，泄漏介質(zhì)向四周噴射或從水冷卻孔中漏出，則多為靜環(huán)密封圈失效。此外，泄漏通道也可同時存在，但一般有主次區(qū)別，只要觀察細致，熟悉結(jié)構(gòu)，一定能正確判斷。水泵機械密封泄露的原因、試運轉(zhuǎn)時出現(xiàn)的泄漏泵用機械密封經(jīng)過靜試后，運轉(zhuǎn)時高速旋轉(zhuǎn)產(chǎn)生的離心力，介質(zhì)的泄漏。因此。</p><p> 當產(chǎn)生抽空（汽蝕）時，靜環(huán)能離位，從而損壞密封。2）固定型靜環(huán)。圖21所示為幾種固定型靜環(huán)，這種靜環(huán)由于浮動性差，安裝時尤其要注意密封端面和軸心線的垂直度。其優(yōu)點是泵抽空時靜環(huán)不至于離位，較為可靠。3）粘結(jié)型靜環(huán)。上兩種靜環(huán)安裝在壓蓋中時都設(shè)有密封圈，而粘結(jié)型靜環(huán)則取消了密封圈，靜環(huán)與壓蓋之間的密封和防轉(zhuǎn)，用粘結(jié)劑實現(xiàn)。由于采用了粘結(jié)劑，使用溫度和介質(zhì)受到了粘結(jié)劑性能的限制，盡管如此，仍在很多場合得到應(yīng)用。集裝式密封的軸套的傳動普通機械密封的軸套都是事先安裝和固定在軸上后再安裝機械密封，而集裝式密封則不同，它是將密封軸套和壓蓋預(yù)先裝在軸套上，再整體向軸上安裝，于是存在一個軸套如何固定在軸上，并傳遞扭矩的問題，同時還要解決軸套和軸之間的泄漏問題。圖42a表示了一種傳動方式。螺釘安裝在零件A上，在軸套的對應(yīng)部位開有圓孔，將螺釘通過軸套的圓孔，并旋緊在軸上，即可實現(xiàn)軸套和軸的傳動。軸套和軸的密封，靠O形圈來完成。這種傳動方式比較簡單。圖42b是另一種傳動方式。它用圓螺母A壓緊軸和軸套之間的填料（四氟制成），靠填料與軸的摩擦力來傳動，同時也起到了密封圈的作用。吉林襄樊五二五泵用機械密封型號。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古襄樊五二五泵用機械密封安裝,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990642626953/3909698.png"></div><p> 防止工作介質(zhì)從泵內(nèi)泄漏出來或者防止外界雜質(zhì)或空氣侵入到泵內(nèi)部的裝置或措施稱為密封，被密封的介質(zhì)一般為液體、氣體或粉塵。泵的密封裝置主要分兩類：一類為靜密封，一類為動密封。靜密封通常有墊片密封、O型圈密封、螺紋密封等型式。動密封則主要有軟填料密封、油封密封、迷宮密封、螺旋密封、動力密封和機械密封等。造成泄漏的原因主要有兩個方面：一是密封面上有間隙。二是密封部位兩側(cè)存在壓力差，消除或減小任何一個因素都可以阻止或減小泄漏，達到密封的目的。泵的設(shè)計壓力和使用壓力是客觀存在不能減小，所以泵的密封該解決的是消除或減小密封面之間的間隙。這種間隙包括密封面之間的間隙和密封裝置本生內(nèi)部的間隙。機械密封機械密封是現(xiàn)代泵軸封的主要方法，雖然利用它實現(xiàn)完全不泄漏不大容易，但是達到微小的，令人完全可以接受的泄漏量卻是完全可能的。但在泵的運行中卻經(jīng)常出現(xiàn)令人尷尬的局面，那么機械密封失效的原因是什么呢?1、械密封的材質(zhì)選擇不合適。機械密封的材質(zhì)與所輸送的介質(zhì)不相匹配。在工作時，密封元件很快被腐蝕，溶解或磨損，因而失去密封能力。所以根據(jù)輸送介質(zhì)的性質(zhì)而選擇機械密封的材質(zhì)是保證其密封功能和正常壽命的先決條件。山西循環(huán)泵用機械密封型號。內(nèi)蒙古襄樊五二五泵用機械密封安裝</p><p style="text-indent:25px">攀枝花福斯泵用機械密封泄露。內(nèi)蒙古襄樊五二五泵用機械密封安裝</p><p> 也可采用內(nèi)裝式結(jié)構(gòu).實際上，引進裝置工藝泵的機械密封絕大部分為內(nèi)裝式密封.輸送危險性大的介質(zhì)，可選用雙端面密封結(jié)構(gòu)，并引人隔離液保護.此外，也可采用彈簧帶有保護層的措施.例如，彈簧外加套塑料軟管或噴涂一層防腐層，圖10-22為彈簧加保護套的密封結(jié)構(gòu).2.材質(zhì)上選用耐腐蝕材科推薦耐蝕材質(zhì)，這是根本出路.石油化工引進裝置所用.的機械密封大部分從材質(zhì)上解決了耐蝕問題，·所以在國外大的密封公司的樣本或手冊中都備有不同介質(zhì)所對應(yīng)的密封型號選定表.3.對泄漏的腐蝕性或有毒的介質(zhì)進行收集、安全排放或處理后排放.例如，有的帶回收液盤，有的裝排放管線，圖上標明排放至安全區(qū)域.揚子石油化工公司引進裝置應(yīng)角的機械密封大部分為耐腐蝕的密封，典型的如英國克蘭公司的59U、59B和10T型，日本比拉公司的BB8型和Eagle公司Y4D。型，西德布格曼公司TF型和Wernert公司橡膠波紋管(ConcertinaWalls)型密封.國內(nèi)用于耐腐蝕泵用機械密封有:151、152、153、154型.結(jié)構(gòu)如圖10-23、10-24、10-25、10-26所示.含有磨料介質(zhì)和高粘度介質(zhì)的機械密封密封介質(zhì)一般總有雜質(zhì)，所以要經(jīng)過處理，就是經(jīng)過處理的介質(zhì)也會在工藝過程中產(chǎn)生結(jié)晶、凝固和反應(yīng)物析出。內(nèi)蒙古襄樊五二五泵用機械密封安裝</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2619258.html</p></div></div></div></div></div><div id="xw8gdpw" class="page-right twoColRt"><div id="eolikm8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="tskc7dv" class="recomPic 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