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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>常州單級泵密封購買價格,封</p><p><span>***更新：</span>2020-12-18 07:10:32</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="7byv3mo" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">漣水創(chuàng)密機(jī)械制造有限公司</a></p><p><span>聯(lián)系人：</span>袁經(jīng)理</p><p><span>郵箱: </span>lscmjx@163.com</p><p><span>電話: </span>15250888877</p><p><span>傳真: </span>153_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>153-66621921</p><p><span>地址: </span>高溝鎮(zhèn)高揚(yáng)民營經(jīng)濟(jì)產(chǎn)業(yè)園</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="cm8bdug" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="lzr7reg" class="box"><p><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。 </p> <p> 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(dá)到密封的目的，常州單級泵密封購買價格。泵的設(shè)計(jì)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，常州單級泵密封購買價格，常州單級泵密封購買價格。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。 </p> <p> <br /> 根據(jù)溫度及流體性質(zhì)，確定摩擦副和輔助密封材料，以及選擇潤滑、沖洗、保溫、冷卻機(jī)械密封循環(huán)保護(hù)系統(tǒng)等。常州單級泵密封購買價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州單級泵密封購買價格,封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503162724609/640384.jpg"></div><p> 潛污泵的作用是將污水中的雜質(zhì)通過的方式處理。然后排放掉，與清水泵的不同之處使其技術(shù)要求也不同于普通類型的設(shè)備，它的設(shè)計(jì)需要考慮到效率、磨損以及特殊環(huán)境：（1）導(dǎo)板等部件自動與著脫耦合，耦合牢固可靠。（2）引出電纜應(yīng)采用YZW和YCW型橡套電纜或性能相同的電纜，且電纜的密封需采用水密頭式密封，確保潛污泵在使用過程中不至于發(fā)生泄露。（3）葉輪：葉輪設(shè)計(jì)成無堵塞型式，葉輪皆經(jīng)過靜平衡試驗(yàn)。葉輪材質(zhì)為HT200, 符合GB9439-88的要求，過流表面光潔無粘砂、尖角、冷隔、氣孔、砂眼等缺點(diǎn)。（4）主軸材質(zhì)選用3Cr13經(jīng)調(diào)質(zhì)處理，有效地、可靠地傳遞動力。主軸與葉輪用鍵連接，以傳遞動力。主軸與葉輪用葉輪螺母鎖緊并有止退墊片，可防止水泵倒轉(zhuǎn)，造成葉輪松脫。（5）密封環(huán)：材質(zhì)鑄造青銅，防止因銹蝕而與葉輪咬死。設(shè)有密封環(huán)可更大限度地減少內(nèi)部泄露，提高水泵的效率。（6）機(jī)械密封：采用兩套單端面非平衡型機(jī)械密封。油腔和電機(jī)室之間的上部密封單元由陶瓷，石墨組成；泵殼和油腔之間的下部密封單元由碳化硅，碳化硅組成，以防接觸介質(zhì)。 </p> <p> <br /> 常州單級泵密封購買價格機(jī)械密封的輔助沖洗系統(tǒng)是非常重要的，它可以有效的保護(hù)密封面，起到冷卻、潤滑、沖走雜物等作用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州單級泵密封購買價格,封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298412392578/7048929.jpg"></div><p> 結(jié)合設(shè)計(jì)經(jīng)驗(yàn)以及對API 682標(biāo)準(zhǔn)的研究，對泵用機(jī)械密封的選型要點(diǎn)進(jìn)行了分析，主要包括密封類型、密封形式、布置方式、沖洗方案等。進(jìn)而對煉油裝置中的高溫?zé)嵊捅?、高溫?zé)崴靡约皬?qiáng)酸強(qiáng)堿泵機(jī)械密封及輔助系統(tǒng)的選型提出了合理化建議，對API 682中的PLAN53B和PLAN23進(jìn)行了改進(jìn)，使之更好地為機(jī)械密封服務(wù)，有利于機(jī)械密封長期穩(wěn)定運(yùn)行。 </p> <p> 由于機(jī)械密封具有密封性能好、工作可靠、泄漏量小、功率消耗少等特點(diǎn)，因而在國內(nèi)外煉油化工生產(chǎn)的旋轉(zhuǎn)設(shè)備中得到了較大規(guī)模的應(yīng)用，已經(jīng)成為泵、壓縮機(jī)、反應(yīng)釜、攪拌器等工藝設(shè)備能否正常運(yùn)轉(zhuǎn)的關(guān)鍵部件。 </p> <p> 隨著環(huán)境保護(hù)和人類健康要求的提高，煉油裝置中對泵用機(jī)械密封的要求也在不斷提高。據(jù)統(tǒng)計(jì)，煉油裝置中機(jī)泵故障的40% 以上是由于機(jī)械密封發(fā)生泄漏而引起的。造成這一現(xiàn)象的原因，一是作為機(jī)泵中的動密封其本身所處的工作條件、起的作用所決定；二是許多國內(nèi)設(shè)計(jì)單位以及工程公司認(rèn)為機(jī)械密封及系統(tǒng)的選用是泵廠和密封廠的責(zé)任，往往對密封的類型、布置方式、沖洗方案了解不深，難以制定機(jī)械密封的選配方案，造成部分密封選型不當(dāng)。 </p> <p> <br /> </p><p> 油封的骨架和彈簧是金屬制作，密封唇口等主要部分為橡膠。油封根據(jù)使用環(huán)境，可以用不同的橡膠進(jìn)行生產(chǎn)，以滿足密封的性能和要求。**常用的耐油橡膠是丁腈橡膠，丁腈橡膠為目前油封及O型圈使用**普遍的橡膠之一。 </p> <p> <span style="font-size:12px;">可說是目前用途**廣、成本比較低的橡膠密封件。制造油封常用的還有聚丙酸酯橡膠、硅橡膠、氟橡膠和聚四氟乙烯等。各種橡膠的性能請參見：主要橡膠的種類與特長。 </span> </p> <p> <span style="font-size:12px;"> </span> </p> <p> 油封所使用的場合，其適用的密封介質(zhì)一般是礦物潤滑油、潤滑脂和合成潤滑油、潤滑脂。另外也可密封工業(yè)生產(chǎn)中使用的DIN51524液壓油類，VDMA24317以及VDMA24320高阻燃液壓油類，低潤滑特性的硅油類。在特殊情況下也可密封潤滑性低的酸類，堿類，有機(jī)溶劑類等腐蝕性介質(zhì)。 </p> <p> <span style="font-size:12px;">通常采用氟橡膠材料的油封其耐腐蝕性，耐高溫性都要比NBR材質(zhì)的好，在無潤滑、純干燥和多介質(zhì)的條件下建議采用PTFE密封唇制作的油封，其密封唇有足夠的潤滑能力，降低唇緣的磨損。單個油封不宜密封兩種不同的介質(zhì)，大量的化學(xué)物質(zhì)增加了對于油封材質(zhì)性能的影響，油封對密封介質(zhì)的相容性應(yīng)該通過實(shí)驗(yàn)室試驗(yàn)來確定。</span> </p> <br /> <p> <br /> 密封件的存放室溫比較好在30℃以下，避免密封件產(chǎn)生高溫老化。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州單級泵密封購買價格,封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247286448720703/8635806.jpg"></div><p> 微型水泵密封性能好壞與油脂有關(guān)索科潤滑油 4月16日微型水泵能在不加引水的情況下，可以吸水，就表示這個水泵有自吸的功能?？沙槿∷?、液體(溶液)，適用于需要進(jìn)行液體轉(zhuǎn)移、提升、清洗、噴灑、沖洗、灌溉等等多種場合。水泵的抽水管內(nèi)是空氣的情況下，利用泵工作時形成的負(fù)壓（真空），在大氣壓的作用下將低于抽水口的水壓上來，再從水泵的排水端排出。這個過程前是不需要加“引水（引導(dǎo)用的水）”的。就是說具備這種自吸能力的微型水泵，就叫“微型自吸水泵”。簡稱：“微型吸泵”原理類似微型真空泵。 </p> <p> 微型水泵油脂粘度是發(fā)揮真空泵性能的重要因素之一，液體的粘度是液體流動阻力，或者說是液體的內(nèi)摩擦力，因此粘度越大，各種運(yùn)動部件所受的阻力就越大；但粘度太小，泵的密封性能變差，引起氣體泄漏，真空變劣。因此，各類微型水泵對潤滑油的選擇極為重要。密封常用名稱：密封圈、盤根、機(jī)械密封、油封、水封、盤根、密封墊板、密封膠、軟填料、液壓、氣動密封件。江蘇單級泵密封批量采購</p><p style="text-indent:25px">機(jī)械密封是依靠彈性元件對動、靜環(huán)斷面的預(yù)緊力來對軸向端面進(jìn)行密封的，又稱為端面密封。常州單級泵密封購買價格</p><p> 高溫?zé)嵊捅弥饕谐５妆?、減底泵、催化油漿泵，該類泵的特點(diǎn)是溫度高（370℃-400℃）、油品粘度大、塔底有雜質(zhì)。我們針對高溫泵的這些特點(diǎn)采用的是YH-609系列機(jī)械密封, 結(jié)構(gòu)選型主要結(jié)合了以下幾個方面: </p> <p> 金屬波紋管旋轉(zhuǎn)結(jié)構(gòu) </p> <p> 旋轉(zhuǎn)波紋管密封在旋轉(zhuǎn)離心力作用下可以自身清洗波紋管，減少波紋管**沉積和內(nèi)側(cè)結(jié)焦，并能防止因急冷造成的波紋管變形。泵類設(shè)備轉(zhuǎn)速一般為2950r/min，機(jī)械密封線速度遠(yuǎn)小于25m/s,因此，可以選用旋轉(zhuǎn)結(jié)構(gòu)。 </p> <p> 密封結(jié)構(gòu)形式采用開槽斜面擠緊軸套 </p> <p> 這種定位傳動可靠，安裝拆卸方便且不傷軸。并設(shè)置有限位板，便于泵外調(diào)整密封的壓縮量。波紋管內(nèi)徑一處設(shè)一45℃斜角，以分散應(yīng)力，延長波紋管壽命。輔助密封采用柔性石墨替代合成橡膠，可以承受高達(dá)425℃的高溫。 </p> <p> 摩擦副材料的選取 </p> <p> 對摩擦副材料的選取我們采用“硬對硬”結(jié)構(gòu)，起初動靜環(huán)我們選擇了SiC-WC，但是運(yùn)轉(zhuǎn)一段時間發(fā)現(xiàn)動環(huán)出現(xiàn)肯邊現(xiàn)象。改用YG6-YG6之后，設(shè)備運(yùn)轉(zhuǎn)一直正常。 </p> <p> <br /> 常州單級泵密封購買價格</p><p> 淮安市漣水創(chuàng)密機(jī)械制造有限公司是一家專業(yè)從事機(jī)械密封產(chǎn)品的開發(fā)、制造、銷售與一體化的企業(yè)。企業(yè)擁有國內(nèi)前列的工藝、專業(yè)的技術(shù)人員，先進(jìn)的生產(chǎn)設(shè)備和檢測手段。堅(jiān)持以科技為導(dǎo)向，建立了嚴(yán)格的產(chǎn)品質(zhì)量和管理保證體系，并按照國家和國際的相關(guān)標(biāo)準(zhǔn)以及用戶的特殊需求，生產(chǎn)質(zhì)量的機(jī)械密封產(chǎn)品，滿足了廣大用戶的需求。同時，企業(yè)致力于為用戶提供相關(guān)的技術(shù)咨詢，解決用戶使用中的疑難和關(guān)鍵，體現(xiàn)了企業(yè)的價值。 </p> <p> <br /> </p> <p> 企業(yè)生產(chǎn)的機(jī)械密封產(chǎn)品包括：輕型密封、中型密封和重型密封。產(chǎn)品品種齊全，被廣泛應(yīng)用于石油、化工、電力、造紙，食品等行業(yè)。由于產(chǎn)品密封性能好，經(jīng)久耐用，深受廣發(fā)用戶好評。 </p> <p> <span style="font-size:12px;"> 企業(yè)始終以用戶至上、***為起點(diǎn)，緊扣時代脈搏，抓發(fā)展機(jī)遇，已被諸多用戶認(rèn)定為質(zhì)量產(chǎn)品供應(yīng)商，是值得依賴的合作伙伴。企業(yè)將永遠(yuǎn)把質(zhì)量的產(chǎn)品、誠信的服務(wù)奉獻(xiàn)給廣大用戶，熱忱歡迎新老客戶惠顧。</span> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2454368.html</p></div></div></div></div></div><div id="aaspr78" class="page-right twoColRt"><div id="nwdaxeb" class="box01 margin10 clearfix"><h3><a 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