淮安多級泵密封可定制企業(yè) 值得信賴漣水創(chuàng)密機械供應-b2b網(wǎng)站_b2b電子商務平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="離心泵口環(huán)一般指葉輪口環(huán)，是安裝在水泵葉輪和泵體之間的一個環(huán)狀金屬圈，口環(huán)，也叫耐磨環(huán)。其主要作用是防止出口端介質倒流回進口端介質也就是密封作用（因此有“密封環(huán)”這一名稱）；同時也起耐磨作用，避免葉輪和泵殼直接接觸損"><meta name="keywords" content="淮安多級泵密封可定制企業(yè),封"><link rel="canonical" href="http://m.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta 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id="j7yo9jl" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503162724609/640384.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3frj4vc" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503162724609/640384.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bqnkjqs" 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>淮安多級泵密封可定制企業(yè),封</p><p><span>***更新：</span>2020-09-21 05:09:51</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="qfhzokm" 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: </span>153-66621921</p><p><span>地址: </span>高溝鎮(zhèn)高揚民營經(jīng)濟產(chǎn)業(yè)園</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="crtapby" class="page-proshow02"><p class="title">詳細說明</p><div id="jyvsuw8" class="box"><p><p> 離心泵口環(huán)一般指葉輪口環(huán)，是安裝在水泵葉輪和泵體之間的一個環(huán)狀金屬圈， </p> <p> <span style="font-size:12px;"> 口環(huán)，也叫耐磨環(huán)。其主要作用是防止出口端介質倒流回進口端介質也就是密封作用（因此有“密封環(huán)”這一名稱）；同時也起耐磨作用，避免葉輪和泵殼直接接觸損壞，有保護葉輪的作用（因此有“耐磨環(huán)”這一名稱）。</span> </p> <p> <span style="font-size:12px;">離心泵口環(huán)，一般水泵的級數(shù)與口環(huán)的數(shù)量是一樣的，也就是說一個5級的水泵，那么口環(huán)也就有5個，一個首口環(huán)，4個口環(huán)。</span> </p> <p> <span style="font-size:12px;">多級離心泵口環(huán)的作用是在葉輪與泵殼間形成狹窄、曲折的通道，來增加介質的流動阻力，達到減少介質泄漏的目的。離心泵口環(huán)的設置還起到保護泵上主要零件不受磨損的作用(公眾號:泵管家)，在口環(huán)磨損后，可以修復或更換新環(huán)、恢復正常裝配間隙，這樣既經(jīng)濟又便于檢修。</span> </p> <p> <span style="font-size:12px;">口環(huán)間隙大會將低泵的使用效率，經(jīng)過泵加壓的流體會過多的從泵出口區(qū)域沿葉輪與口環(huán)的間隙返回到進口，淮安多級泵密封可定制企業(yè)，從而降低了泵的使用效率，同時由于流量的加大，會使口環(huán)過早的被磨損。口環(huán)間隙過大，會導致泵的流量降低，嚴重時不上量。 </span> </p> <p> <span style="font-size:12px;">離心泵口環(huán)的完好性及它與葉輪問徑向間隙含，在拆卸泵時應首先檢查。如離心泵口環(huán)已有溝槽等缺損或已破裂或間隙艿超過表5中所規(guī)定的數(shù)值時，應更換新口環(huán)或將原口環(huán)補焊修復。</span> </p> <p> <br /> </p> <p> <br /> 泄漏通道也可同時存在，淮安多級泵密封可定制企業(yè)，但一般有主次區(qū)別，淮安多級泵密封可定制企業(yè)，只要觀察細致，熟悉結構，一定能正確判斷?；窗捕嗉壉妹芊饪啥ㄖ破髽I(yè)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮安多級泵密封可定制企業(yè),封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503162724609/640384.jpg"></div><p> 雙重密封和液體阻隔裝置 </p> <p> 采用雙重密封面的密封來代替單一的密封件具有更高程度的防漏特性。這類雙重密封大都應用于揮發(fā)性強、危險和潤滑性很差的液體。 </p> <p> <span style="font-size:12px;"> 雙重密封一般有三種設計型式，每種型式都要求在雙重密封面之間使用一種液體阻隔系統(tǒng)，以防止液體或氣體外泄。比較常用的低成本雙重密封是一種以背靠背方式安裝的密封，其旋轉密封面以相反的方向排列。它往往需要一種阻隔液體，其壓力應高于填料盒壓力，大約為20psi，這樣就可保證內(nèi)部的密封始終能得到阻隔液體的潤滑，而且也可保證密封面達到一定的密封壓力。</span> 淮安多級泵密封可定制企業(yè)影響密封的主要因素有哪些？密封本身質量、工藝操作條件、裝配安裝精度、主機本身精度、密封輔助系統(tǒng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮安多級泵密封可定制企業(yè),封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298412392578/7048929.jpg"></div><p> 泵用機械密封是精密的部件，制造精度及安裝精度要求都很嚴格，如果裝配不當就會影響密封性能，要正確安裝必須注意以下幾點： </p> <p> 泵用機械密封的冷卻和沖洗 </p> <p> 第一種冷卻形式由水泵的出口或高壓端，將輸送的干凈介質，直接沖洗密封端面，然后進入泵腔內(nèi)，通過介質的不斷循環(huán)，將磨擦端面的的磨擦熱帶走達到冷卻的效果。 </p> <p> 第二種冷卻方式在第一種冷卻形式的基礎上在靜環(huán)的背部增加一冷卻水套，冷卻效果有所改善，并可以沖洗，收集泄露出來的液體。當密封介質溫度＞150℃時除了在冷卻水套中通過冷卻水及靜環(huán)背部冷卻外，應采取強制冷卻措施。即從泵出口的干凈介質應預先經(jīng)熱交換器冷卻至50℃時。再進入密封腔冷卻沖洗，該形式是冷卻效果**良好的一種。 </p> <p> 如介質中含有顆?；螂s質，必須采用過濾措施，把常溫干凈沖洗液輸入密封腔內(nèi)。 </p><p> 密封墊片的種類有很多，不同材料、不同形狀的墊片有不同的作用。如果選錯了墊片，不僅不能很好的密封，還可能變?yōu)榘踩S時有發(fā)生危險的可能。你知道密封墊片有哪些嗎，他們有什么特點？ </p> <p> 工業(yè)橡膠板 </p> <p> 天然橡膠適用于水、海水、空氣、惰性氣體、堿類、鹽類水溶液等介質，但不耐礦物油和非極性溶劑，長期使用溫度不超過90℃，低溫性能優(yōu)異，可在-60℃以上使用。 </p> <p> 丁腈橡膠適用于石油類產(chǎn)品，如石油、潤滑油、燃料油等，長期使用溫度為120℃，如在熱油中可耐150℃，低溫為-10~-20℃。 </p> <p> 氯丁橡膠適用于海水、弱酸、弱堿、鹽溶液，耐氧和臭氧老化性能優(yōu)異，耐油性次于丁腈橡膠而優(yōu)于其他通用橡膠，長期使用溫度低于90℃，比較高使用溫度不超過130℃，低溫為-30~-50℃。 </p> <p> 氟橡膠有多個品種，它們分別具有良好的耐酸、耐氧化性能以及耐油、耐溶劑性能?？梢栽趲缀跛械乃犷惤橘|以及一些油和溶劑中使用，長期使用溫度低于200℃。 </p> <p> 橡膠板材作為法蘭墊片，多用于管道或經(jīng)常拆卸的人孔、手孔，壓力不超過1.568MPa。因在各類墊片中，橡膠墊片**軟，貼合性能好，在較小的預緊力下就能發(fā)揮密封效果。正因如此，在承受內(nèi)壓時，因墊片偏厚或硬度偏低而容易被擠出。 </p> <p> <br /> 為了比較大發(fā)揮機械密封的實際性能，應對密封環(huán)的使用進行調(diào)查，掌握其工作壓力、溫度等情況，合理進行選擇。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮安多級泵密封可定制企業(yè),封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293837011719/358206.jpg"></div><p> 泵用機械密封的安裝和技術要求 </p> <p> 對機、泵以及機械密封的配合部分技術要求： </p> <p> 軸彎曲度比較大不得超過0.05mm。 </p> <p> 部件內(nèi)各零件均符合圖紙要求。上緊壓蓋時應在聯(lián)軸器找正后進行，壓緊螺絲應均上緊，防止法蘭面偏斜。 </p> <p> 彈簧的壓縮量按圖紙規(guī)定進行允許誤差±2mm。軸在安裝機械密封處的振擺量不得大于0.1mm。軸的軸向竄動量不允許大于0.5mm。 </p> <p> 安裝機械密封部位軸制造公差為h8，光潔度1.6。e.安裝動環(huán)密封圈的軸（軸套）端部以及安靜環(huán)密封圈的密封壓蓋的端部應做成倒角并修光。 </p> <p> 動環(huán)安裝后必須保證動環(huán)能在軸上靈活移動。 </p> <p> 機械密封安裝、使用技術要領 </p> <p> 安裝時在與密封相接觸的表面應涂一層清潔的機械油，以便能順利裝； </p> <p> 設備的密封腔部位在安裝時應保持清潔，密封零件應進行清洗，保持密封端面完好無損，防止雜質和灰塵帶入密封部位； </p> <p> 在安裝過程中嚴禁敲打和碰擊，以免使機械密封付破損而造成密封失效； </p> <p> 設備轉軸的勁向跳動應≤0.04毫米，軸向竄動量不允許大于0.1毫米； </p> <p> 安裝靜環(huán)壓蓋時，擰緊螺絲必須受力均勻，保證靜環(huán)端面與軸垂直求； </p> <p> 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； </p> <p> 安裝后用手盤動轉軸、轉軸應無輕重感覺； </p> <p> 設備在運轉前必須充滿介質，以防止干摩擦而使密封失效； </p> <p> <br /> 根據(jù)安裝密封的有效空間，確定采用多彈簧或單彈簧或波形彈簧，內(nèi)裝式或外裝式。淮安多級泵密封可定制企業(yè)</p><p style="text-indent:25px">根據(jù)溫度及流體性質，確定摩擦副和輔助密封材料，以及選擇潤滑、沖洗、保溫、冷卻機械密封循環(huán)保護系統(tǒng)等?；窗捕嗉壉妹芊饪啥ㄖ破髽I(yè)</p><p> <span style="font-size:12px;">安裝機械密封部位的軸（或軸套）的徑向跳動公差比較大不超過0.04～0.06mm。</span> </p> <p> 轉子軸向竄動不超過0.3mm。 </p> <p> <span style="font-size:12px;">密封腔體與密封端蓋結合的定位端面對軸（或軸套）表面的跳動公差比較大不超過0.04～0.06mm。</span> </p> <p> <span style="font-size:12px;"> 密封件的確認</span> </p> <p> 確認所安裝的密封是否與要求的型號一致。 </p> <p> 安裝前要仔細地與總裝圖對照，零件數(shù)量是否齊全。 </p> <p> 采用并圈彈簧傳動的機械密封，其彈簧有左、右旋之分，須按轉軸的旋向來選擇。 </p> <p> <span style="font-size:12px;"> 安裝</span> </p> <p> 安裝方法隨機械密封型式、機器的種類不同而有所不同，但其安裝要領幾乎都相同，安裝步驟和注意事項如下： </p> <p> <span style="font-size:12px;">安裝尺寸的確定</span> </p> <p> 安裝時，應按產(chǎn)品的使用說明書或樣本，保證機械密封的安裝尺寸。 </p> <p> <span style="font-size:12px;">裝入前，軸（軸套）、壓蓋應無毛刺，軸承狀況良好；密封件、軸、密封腔、壓蓋都應該清洗干凈。</span> </p> <p> 為減少摩擦阻力，軸上安裝機械密封的部位要薄薄地涂上一層油，以進行潤滑，考慮到橡膠O形圈的相溶性，若不宜用油，可涂肥皂水。浮裝式靜環(huán)不帶防轉銷的結構，不宜涂油，應干式裝入壓蓋。 </p> <p> <span style="font-size:12px;">先將靜環(huán)與壓蓋一起裝在軸上，注意不要與軸相碰，然后將動環(huán)組件裝入。彈簧座或傳動座的緊定螺釘應分幾次均勻擰緊。</span> </p> <p> 在未固定壓蓋之前，用手推補償環(huán)作軸向壓縮，松開后補償環(huán)能自動彈回無卡滯現(xiàn)象，然后將壓蓋螺拴均勻地鎖緊。淮安多級泵密封可定制企業(yè)</p><p style="text-indent:25px">漣水創(chuàng)密機械制造有限公司主要經(jīng)營范圍是機械及行業(yè)設備，擁有一支專業(yè)技術團隊和良好的市場口碑。公司業(yè)務涵蓋輕型密封，中型密封，重型密封，小型水泵等，價格合理，品質有保證。公司秉持誠信為本的經(jīng)營理念，在機械及行業(yè)設備深耕多年，以技術為先導，以自主產(chǎn)品為重點，發(fā)揮人才優(yōu)勢，打造機械及行業(yè)設備良好品牌。創(chuàng)密機械制造立足于全國市場，依托強大的研發(fā)實力，融合前沿的技術理念，飛快響應客戶的變化需求。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/1362131.html</p></div></div></div></div></div><div id="eyaxzbi" class="page-right twoColRt"><div id="fzb88zr" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="qfxe3me" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="fzwoqxz" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/846569.html"><div><img 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