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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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>黑河凱泉泵用機(jī)械密封KQWH50-100A,凱泉泵用機(jī)械密封</p><p><span>***更新：</span>2020-12-22 12:16:33</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="7etacjl" 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="87yahj8" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="74olsub" class="box"><p><p> 通常與制造水平和加工人員的素養(yǎng)有關(guān)，例如電焊工的水平低，或者沒有按照圖紙要求加工等。有時(shí)，設(shè)計(jì)時(shí)對密封問題考慮不周造成的后果，可以通過加工制造階段加以彌補(bǔ)，黑河凱泉泵用機(jī)械密封KQWH50-100A。因此，加工制造人員具備密封的基本知識，時(shí)時(shí)關(guān)注泄漏問題十分重要。在加工制造過程中，對泄漏問題主要應(yīng)作如下考慮。1、焊接件的檢漏設(shè)備零部件的焊縫是否需要進(jìn)行檢漏，應(yīng)根據(jù)焊接質(zhì)量和設(shè)備所允許的泄漏率來確定。焊縫的檢漏是在零部件的加工過程中進(jìn)行還是在總裝以后進(jìn)行，需視具體情況而定。例如，某些設(shè)備由于裝配后焊縫不暴露在外面，此時(shí)，即使發(fā)現(xiàn)了漏孔也無法進(jìn)行補(bǔ)焊。又如某些大容器在總裝后其容積過大，因而檢漏靈敏度可能很低，檢不出小漏孔，從而達(dá)不到檢漏的要求。對于類似這樣的容器和設(shè)備，黑河凱泉泵用機(jī)械密封KQWH50-100A，應(yīng)在零部件的加工過程中就對焊縫進(jìn)行檢漏，黑河凱泉泵用機(jī)械密封KQWH50-100A。經(jīng)過檢漏的零件在對焊縫進(jìn)行切削加工后，應(yīng)再次進(jìn)行檢漏，補(bǔ)焊后的焊縫也需重新檢漏。2、其他加工件的檢漏金屬板材一般不需檢漏（除鑄件外），但對表面和內(nèi)部有缺陷（夾渣、氣孔、裂紋）的金屬材料，則必須進(jìn)行檢漏。機(jī)械加工后的工件一般也不需要檢漏。但薄壁管材經(jīng)彎曲后可能出現(xiàn)裂紋，因此需要對彎曲部位進(jìn)行檢漏。3、機(jī)械加工與焊接加工相比。凱泉泵用機(jī)械密封KQH65-315B。黑河凱泉泵用機(jī)械密封KQWH50-100A</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑河凱泉泵用機(jī)械密封KQWH50-100A,凱泉泵用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637367961722060547/2690088.png"></div><p> 一、化工泵油封密封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(hù)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(bǔ)償能力，但不耐高壓，所以一般用在低壓場合的化工泵上?；け靡揽侩x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(xiǎn)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?；け糜头鈶?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。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，防止事故的發(fā)生。造成油封漏油的主要因素油封密封不嚴(yán)是造成漏油的主要因素。當(dāng)軸出現(xiàn)磨損形成溝槽，即使更換新油封仍不能密封時(shí)，是由于油封唇口與軸的接觸壓力下降，造成安裝后油封唇直徑與軸徑的過盈量太小?，F(xiàn)以S195型柴油機(jī)曲軸油封為例，分析其密封不嚴(yán)的主要原因是：①油封制造質(zhì)量差；②軸或軸承質(zhì)量差；③使用維護(hù)不當(dāng)；④安裝不當(dāng)；⑤保管不當(dāng)。黑河凱泉泵用機(jī)械密封KQWH50-100A凱泉泵用機(jī)械密封3N6-11-2。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑河凱泉泵用機(jī)械密封KQWH50-100A,凱泉泵用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637367961667001953/5345434.png"></div><p> 將動(dòng)環(huán)壓向彈簧后應(yīng)能自動(dòng)彈回來。2、拆卸時(shí)注意事項(xiàng)（1）在拆卸機(jī)械密封時(shí)要仔細(xì)，嚴(yán)禁動(dòng)用手錘和扁鏟，以免損壞密封元件?？勺鲆粚︿摻z勾子，在對自負(fù)盈虧方向伸入傳動(dòng)座缺口處，將密封裝置拉出。如果結(jié)垢拆卸不下時(shí)，應(yīng)清洗干凈后再進(jìn)行拆卸。（2）如果在泵兩端都用機(jī)械密封時(shí)，在裝配，拆卸過程中互相照顧，防止顧此失彼。（3）對運(yùn)行過的機(jī)械密封，凡有壓蓋松動(dòng)使密封發(fā)生移動(dòng)的情況，則動(dòng)靜環(huán)零件必須更換，不應(yīng)重新上緊繼續(xù)使用。因?yàn)樵谥畼娱簞?dòng)后，摩擦副原來運(yùn)轉(zhuǎn)軌跡會發(fā)生變動(dòng)，接觸面的密封性就很容易遭到破壞。機(jī)械密封件正常運(yùn)行和維護(hù)1、啟動(dòng)前的準(zhǔn)備工作及注意事項(xiàng)（1）檢查機(jī)械密封，以及附屬裝置和管線安裝是否齊全，是否符合技術(shù)要求。（2）機(jī)械密封啟動(dòng)前進(jìn)行靜壓試驗(yàn)，檢查機(jī)械密封是否有泄漏現(xiàn)象。若泄漏較多，應(yīng)查清原因設(shè)法消除。如仍無效，則應(yīng)拆卸檢查并重新安裝。一般靜壓試驗(yàn)壓力用2~3公斤/平方厘米。（3）按泵旋向盤車，檢查是否輕快均勻。如盤車吃力或不動(dòng)時(shí)，則應(yīng)檢查裝配尺寸是否錯(cuò)誤，安裝是否合理。2、安裝與停運(yùn)（1）啟動(dòng)前應(yīng)保持密封腔內(nèi)充滿液體。對于輸送凝固的介質(zhì)時(shí)，應(yīng)用蒸氣將密封腔加熱使介質(zhì)熔化。啟動(dòng)前必須盤車。</p><p> 而螺紋只起提供壓緊力的作用。螺紋密封在化工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(jì)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(shí)不僅承受壓緊力，還承受扭矩，使墊片產(chǎn)生變形甚至損壞，因此，當(dāng)墊片為非金屬時(shí)，一般只適用于壓力不高的化工泵，如果墊片為金屬則適用壓力可達(dá)30Mpa以上。化工泵上經(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(jì)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。七、化工泵迷宮密封在設(shè)計(jì)合理，加工精良，裝配完好、轉(zhuǎn)速較高時(shí)，迷宮密封效果很好。但在實(shí)際應(yīng)用中，因此而產(chǎn)生的化工泵泄漏卻很多，所以在化工泵密封中不常用。在設(shè)計(jì)合理，加工精良，裝配完好、轉(zhuǎn)速較高時(shí)。KQDQ40-8S凱泉泵用機(jī)械密封。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑河凱泉泵用機(jī)械密封KQWH50-100A,凱泉泵用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637367962043632812/4874715.png"></div><p> 由于礦石初選工況較為惡劣，因此在這一工段，渣漿泵的使用壽命普遍較低。當(dāng)然，不同的礦石，磨蝕性也不一樣。在洗煤行業(yè)，由于工況不同，較大煤塊，煤矸石容易堵塞，對于渣漿泵的設(shè)計(jì)要求很高。在海水選砂領(lǐng)域，渣漿泵應(yīng)用也開始逐漸被客戶認(rèn)可但是在海水里選砂，河道里挖沙，渣漿泵更容易被認(rèn)為，稱為砂泵，挖泥泵。盡管叫法不一，但是從結(jié)構(gòu)特點(diǎn)和泵的性能原理上來講，都可以通稱為渣漿泵。因此這海水選砂中我們經(jīng)常稱為砂泵，在河道清淤里面習(xí)慣上叫挖泥泵。渣漿泵的主要用途是在工業(yè)部門生產(chǎn)中輸送漿料，如冶金、電力、煤炭、礦山等行業(yè)都離不開渣漿泵的應(yīng)用。渣漿泵的工作特點(diǎn)是所處理的漿料多帶有各種固體顆粒，需要我們在日常操作中多了解其使用注意事項(xiàng)渣漿泵在處理雜質(zhì)顆粒較多的漿料例如清理泥漿時(shí)?？梢栽谶M(jìn)水口處放置一張過濾網(wǎng)，這樣能夠減少進(jìn)入泵體的雜質(zhì)顆粒，減小卡泵的幾率，延長渣漿泵的使用壽命。渣漿泵的使用時(shí)間不宜過長，如果有備用泵，zui好采取輪流作業(yè)的形式工作渣漿泵在工作過程中，應(yīng)當(dāng)將泵體放置在地面上，保持泵體的穩(wěn)定。如果是泥漿泵或液下渣漿泵等需要水下工作的渣漿泵，則受限于其結(jié)構(gòu)必須將泵放置入水中。凱泉泵用機(jī)械密封DG100-50。黑河凱泉泵用機(jī)械密封KQWH50-100A</p><p style="text-indent:25px">凱泉泵用機(jī)械密封KQWR-G300-400。黑河凱泉泵用機(jī)械密封KQWH50-100A</p><p> 機(jī)械加工一般不會引起泄漏。機(jī)械加工時(shí)，尺寸和精度符合圖紙要求就可以了，通常無需另外采取措施。鑄造件進(jìn)行機(jī)加工時(shí)，去掉表層氧化皮后，里面的鑄造氣孔可能暴露出來。雖然鑄造氣孔未必都會引起泄漏，但對泄漏率要求很嚴(yán)的裝置和部件，這樣的鑄造件就應(yīng)報(bào)廢，或應(yīng)采取有效的修補(bǔ)措施。密封面的光潔度對連接的密封性能有明顯影響，對金屬密封件來說，通常密封面光潔度越高，密封效果越好。對非金屬墊片，則不必采用很高的光潔度。密封面光潔度的選擇，除了應(yīng)考慮連接的密封效果外，還應(yīng)考慮機(jī)加工成本。此外，連接的密封面部分必須采取保護(hù)措施，以免在加工、組裝和使用過程中出現(xiàn)劃傷等缺陷。4、組裝過程組裝過程中認(rèn)真注意泄漏問題十分重要。組裝階段，可以對以前各階段出現(xiàn)的問題作綜合檢查，也可對設(shè)計(jì)或加工階段采取的防止泄漏措施作進(jìn)一步的檢驗(yàn)。在組裝過程中，可以對各零部件的尺寸精度、表面加工狀態(tài)、有無傷痕等進(jìn)行再次檢查。根據(jù)組裝狀況，還可大致判斷出設(shè)備是否會發(fā)生泄漏。組裝人員的經(jīng)驗(yàn)和技術(shù)水準(zhǔn)，將對組裝后的設(shè)備質(zhì)量產(chǎn)生很大影響。安裝調(diào)試階段在以前各個(gè)階段中，認(rèn)真注意了泄漏問題，而且又進(jìn)行了檢漏試驗(yàn)。黑河凱泉泵用機(jī)械密封KQWH50-100A</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/2514724.html</p></div></div></div></div></div><div id="39ikmjq" class="page-right twoColRt"><div id="04dfceq" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="wlyvnpg" class="recomPic likePro"><a 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