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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>水泵機(jī)械密封件,機(jī)械密封件</p><p><span>***更新：</span>2020-12-20 10:15:20</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="fykhta7" 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(jī)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(jī): </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="vyaxjq3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="tceg7hj" class="box"><p><p> 羅茨風(fēng)機(jī)定期檢查方法：一.每日檢查1.檢查油位高度。潤滑油過多或過少，都會損壞軸承。2.檢查主、副油及軸承部位溫度。3.檢查吸入和排出的壓力，可確認(rèn)風(fēng)機(jī)的運(yùn)轉(zhuǎn)工況是否正常。4，水泵機(jī)械密封件.檢查電機(jī)負(fù)荷。若電機(jī)負(fù)荷增大，表明存在某種異常狀況，應(yīng)查明原因。5.檢查填料密封效果。二.三個月檢查，水泵機(jī)械密封件。更換主油箱滑油，清洗空氣濾清器。三.半年的檢查，水泵機(jī)械密封件。更換副油箱內(nèi)潤滑油，檢查風(fēng)機(jī)管道支承情況。填料密封風(fēng)機(jī)應(yīng)檢查密封泄漏情況。四.一年的檢查1.檢查旋轉(zhuǎn)軸唇形密封圈。2.檢查葉輪及機(jī)殼內(nèi)部，檢查各部間隙。3.檢查齒輪。羅茨風(fēng)機(jī)密封原理：羅茨風(fēng)機(jī)機(jī)械密封工作時，由密封流體的壓力和彈性元件的彈力等弓起的軸向力使動環(huán)和靜環(huán)互相貼合并相對運(yùn)動，由于兩個密封端面的緊密配合，使密封端面之間的交界形成一個微小間隙，當(dāng)有壓介質(zhì)通過此間隙時，形成極薄的液膜，產(chǎn)生阻力，阻止介質(zhì)泄漏，同時液膜又使得端面得以潤滑，獲得長期密封效果。羅茨風(fēng)機(jī)機(jī)械密封拆除步驟：1.在拆前，應(yīng)對機(jī)械密封進(jìn)行打壓試驗(yàn)(試驗(yàn)壓力1kg)，確認(rèn)是否泄漏，記錄泄漏的數(shù)據(jù)，確認(rèn)更換的數(shù)量。2.從機(jī)架上拆下機(jī)械密封的**支架安裝在機(jī)械密封上。3.拆除固定螺釘。4.均勻頂出機(jī)械密封，做好安裝位置記號?；⑶饏^(qū)109機(jī)械密封件。水泵機(jī)械密封件</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="水泵機(jī)械密封件,機(jī)械密封件" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159341982422/1925071.png"></div><p> 把動環(huán)壓向彈簧能自由地彈回來）。（2）密封面潤滑油量不足引起干摩擦或拉毛密封端面。對策：油室腔內(nèi)潤滑油面高度應(yīng)加到高于動、靜環(huán)密封面。（3）轉(zhuǎn)子周期性振動。原因是定子與上、下端蓋未對中或葉輪和主軸不平衡，汽蝕或軸承損壞（磨損），這種情況會縮短密封壽命和產(chǎn)生滲漏。對策：可根據(jù)維修標(biāo)準(zhǔn)來糾正上述問題。2、由于壓力產(chǎn)生的滲漏（1）高壓和壓力波造成的機(jī)械密封滲漏由于彈簧比壓力及總比壓設(shè)計(jì)過大和密封腔內(nèi)壓力超過3MPa時，會使密封端面比壓過大，液膜難以形成，密封端面磨損嚴(yán)重，發(fā)熱量增多，造成密封面熱變形。對策：在裝配機(jī)封時，彈簧壓縮量一定要按規(guī)定進(jìn)行，不允許有過大或過小的現(xiàn)象，高壓條件下的機(jī)械密封應(yīng)采取措施。為使端面受力合理，盡量減小變形，可采用硬質(zhì)合金、陶瓷等耐壓強(qiáng)度高的材料，并加強(qiáng)冷卻的潤滑措施。（2）真空狀態(tài)運(yùn)行造成的機(jī)械密封滲漏泵在起動、停機(jī)過程中，由于泵進(jìn)口堵塞，抽送介質(zhì)中含有氣體等原因，有可能使密封腔出現(xiàn)負(fù)壓，密封腔內(nèi)若是負(fù)壓，會引起密封端面干摩擦，內(nèi)裝式機(jī)械密封會產(chǎn)生漏氣（水）現(xiàn)象，真空密封與正壓密封的不同點(diǎn)在于密封對象的方向性差異，而且機(jī)械密封也有其某一方向的適應(yīng)性。水泵機(jī)械密封件工業(yè)園區(qū)109-55機(jī)械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="水泵機(jī)械密封件,機(jī)械密封件" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159100410157/3082440.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(jié)合的柔軟性;8)耐老化性好，經(jīng)久耐用;9)加工制造利便，價格便宜，取材輕易。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。4機(jī)械密封安裝、使用技術(shù)要領(lǐng)1)、設(shè)備轉(zhuǎn)軸的徑向跳動應(yīng)≤，軸向竄動量不答應(yīng)大于2)、設(shè)備的密封部位在安裝時應(yīng)保持清潔，密封零件應(yīng)進(jìn)行清洗，密封端面完好無損，防止雜質(zhì)和灰塵帶入密封部位;3)、在安裝過程中嚴(yán)禁碰擊、敲打，以免使機(jī)械密封摩擦付破損而密封失效;4)、安裝時在與密封相接觸的表面應(yīng)涂一層清潔的機(jī)械油，以便能順利安裝;5)、安裝靜環(huán)壓蓋時，擰緊螺絲必需受力平均，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(zhuǎn)軸、轉(zhuǎn)軸應(yīng)無輕重感覺;8)、設(shè)備在運(yùn)轉(zhuǎn)前必需布滿介質(zhì)，以防止干摩擦而使密封失效;9)、對易結(jié)晶、顆粒介質(zhì)，對介質(zhì)溫度》80oC時，應(yīng)采取相應(yīng)的沖刷、過濾、冷卻措施，各種輔助裝置請參照機(jī)械密封有關(guān)尺度。10)、安裝時在與密封相接觸的表面應(yīng)涂一層清潔的機(jī)械油，要特別留意機(jī)械油的選擇對于不同的輔助密封材質(zhì)。</p><p> 或者是由于定位螺釘?shù)乃蓜?、壓蓋沒有壓緊以及機(jī)器設(shè)備精度不夠高，使密封面之間沒有完全貼合，都會造成機(jī)械密封失效，介質(zhì)泄漏。如果是軸套發(fā)生泄漏，原因可能是軸套密封圈裝配時壓縮量不夠或未被壓緊，也有可能是裝置已經(jīng)損壞。2周期性泄漏機(jī)械密封組成部件中轉(zhuǎn)子組件的周期性轉(zhuǎn)動以及軸向移動量過大都會在成機(jī)械密封的泄露，機(jī)械密封的密封面要受到一定的應(yīng)力作用才能起到良好的密封作用。要做到以上要求，機(jī)械密封的彈簧裝置必須有一定的壓縮量才能給端面一定的應(yīng)力作用，使機(jī)械密封達(dá)到預(yù)期的密封效果。同時為了保證應(yīng)力處于適當(dāng)范圍，泵軸不能有較大的移動量，但是實(shí)際設(shè)計(jì)中往往出現(xiàn)不合理的因素，使得泵軸的移動量高于預(yù)期，這對機(jī)械密封的性能具有很大程度的不利影響。3機(jī)械密封經(jīng)常性泄露由密封端面的損傷引起的經(jīng)常性泄漏故障表現(xiàn)有機(jī)械密封石墨端面出現(xiàn)均勻環(huán)狀溝紋、石墨斷面處產(chǎn)生的環(huán)狀深溝、石墨內(nèi)部邊緣的磨損、石墨環(huán)臺階被磨損、石墨外邊援缺口、石墨環(huán)斷裂、石墨環(huán)上出現(xiàn)腐蝕坑、硬質(zhì)合金面裂痕以及灼傷等。輔助密封圈引起的經(jīng)常性泄漏故障表現(xiàn)有端面磨損、鑲嵌環(huán)松脫等。彈簧引起的泄漏包括轉(zhuǎn)子振動、零件松動、介質(zhì)問題以及機(jī)械密封輔助設(shè)置的損壞等。江蘇109-50機(jī)械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="水泵機(jī)械密封件,機(jī)械密封件" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324159365996094/3709265.png"></div><p> 機(jī)泵的密封壓縮量如何測量機(jī)械密封的壓縮量是與整體尺寸鏈直接相關(guān)的，正確地裝配尺寸可以保證機(jī)械密封具有很好的彈簧比壓，從而使整個密封工作在合適的端面比壓狀態(tài)，保證合適的泄漏量和足夠的使用壽命。機(jī)械密封中尺寸鏈關(guān)鍵尺寸LI對應(yīng)提主提到的壓縮量，保證軸向尺寸LI即為達(dá)到了機(jī)械密封的很好安裝狀態(tài)，也就是我們追求的密封壓縮量很好值。附圖，請看標(biāo)注尺寸LI但是將其放置于裝置內(nèi)得到合適的軸套與壓蓋關(guān)聯(lián)尺寸，才能保證LI尺寸鏈。其實(shí)，這就是顧永泉教授書里提到的正確裝配技術(shù)。此處解釋一下，很多朋友問我，一般彈簧壓縮多少比較合適？這個問題不能一概而論；因?yàn)槲覀冃枰欢ǖ膹椈闪肀ＷC動靜環(huán)緊密貼合在一起，同時保證可以克服輔助密封的摩擦力實(shí)現(xiàn)動環(huán)（補(bǔ)償環(huán)）自由移動（用于補(bǔ)償軸的竄動和密封的磨損）。彈簧力太大，動靜環(huán)磨損較快，使用壽命縮短；彈簧力太小，動靜環(huán)容易打開，可靠性低。而關(guān)鍵在于機(jī)械密封中彈簧的工作位置通常并不一致，可能并不是理想的2/3，也不是理想的1/2。同一廠家不同密封表現(xiàn)不同，不同廠家不同密封千差萬別，此處并沒有統(tǒng)一的標(biāo)準(zhǔn)或規(guī)定。如果非要找一個萬變不離其宗的東西，那么我們可以認(rèn)為是彈簧比壓。工業(yè)園區(qū)泵用機(jī)械密封件。水泵機(jī)械密封件</p><p style="text-indent:25px">蘇州109-25機(jī)械密封件。水泵機(jī)械密封件</p><p> 被密封介質(zhì)在通過曲折迷宮的間隙時產(chǎn)生節(jié)流效應(yīng)而達(dá)到阻漏的目的。迷宮密封是離心式壓縮機(jī)級間和軸端基本的密封形式，根據(jù)結(jié)構(gòu)特點(diǎn)的不同，可分為平滑式、曲折式、階梯式及蜂窩式等四種類型。1、平滑式迷宮密封平滑式迷宮密封有整體和鑲片兩種結(jié)構(gòu)，它結(jié)構(gòu)簡單，便于制造，但密封效果較差。2、曲折式迷宮密封曲折式迷宮密封也分整體和鑲片兩種結(jié)構(gòu)，這種迷宮密封的結(jié)構(gòu)特點(diǎn)，是密封齒的伸出高度不一樣，而且高低齒相間排列，與之相配的軸表面，是特制的凹凸溝槽，這種高低齒與凹凸槽相配合的結(jié)構(gòu)，使平滑的密封間隙變成了曲折式，因此，增加了流動阻力，提高了密封效能。但只能用在有水平剖分面的缸體或隔板中，并且密封體也要作成水平剖分型。3、階梯式迷宮密封階梯式迷宮密封從結(jié)構(gòu)上分析它類似于平滑式迷宮密封，而密封效果卻與曲折式迷宮密封近似，常用于葉輪蓋板和平衡盤處。4、蜂窩式迷宮密封蜂窩式迷宮密封的密封齒片焊成蜂窩狀，以形成復(fù)雜形狀的膨脹室，它的密封性能優(yōu)于一般密封形式，適用于壓力差較大的場合，如離心式壓縮機(jī)的平衡盤密封。蜂窩式迷宮密封制造工藝復(fù)雜，密封片強(qiáng)度高，密封效果較好。水泵機(jī)械密封件</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2485774.html</p></div></div></div></div></div><div id="ex2fgdk" class="page-right twoColRt"><div id="cwtvc32" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="xbyfmtf" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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