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src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298359511719/4792927.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="p23hgse" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298359511719/4792927.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rli7eq3" class="content"><p><span>需求數量：</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>產品關鍵詞：</span>連云港管道泵密封生產企業(yè)</p><p><span>***更新：</span>2020-06-26 10:23:39</p><p><span id="click" >瀏覽次數：0次</span></p><a rel="nofollow" class="button">聯系我們</a></div></div><div id="xgdkuga" 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>聯系人：</span>袁經理</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)高揚民營經濟產業(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="2n3xzri" class="page-proshow02"><p class="title">詳細說明</p><div id="zjgyv33" class="box"><p><p> 機械密封的密封環(huán)之間應有一層液體薄膜，具有下列三個作用： </p> <p> 支持密封受到的大部分水壓負荷。 </p> <p> 作為潤滑劑，連云港管道泵密封生產企業(yè)，減少密封環(huán)生成的摩擦熱。 </p> <p> 使粗糙接觸**小化，從而降低磨損率。 </p> <p> 作為傳熱介質，轉移密封環(huán)直接區(qū)域的熱能。 </p> <p> 首先我們要研究密封失效的原因，根據我的經驗，有如下： </p> <p> 生產上的缺點； </p> <p> 設計上的缺點； </p> <p> 缺少培訓/技術； </p> <p> 在我們拆卸機械密封的之前，連云港管道泵密封生產企業(yè)，我們先要想好以下幾點： </p> <p> 主要的泄漏在哪里? </p> <p> 在外部件上是否有碎片？ </p> <p> 是否觀察到軸或旋轉的密封部件有偏心現象？ </p> <p> 有否與系統(tǒng)相關的震動/噪音（如氣穴，接合錯位）？ </p> <p> 在“泵”或密封是否存在局部的熱生成？ </p> <p> 在不同的情況下泄漏是否是間歇的，連云港管道泵密封生產企業(yè)，如在不同的溫度下？ </p> <p> 屬何種泄漏，噴射，小滴，水流或流往管道？ </p> <p> 軸承是否有軸向間隙？ </p> <p> 如果是雙端面密封，則檢查隔離液供應是否完好。 </p> <p> 密封在軸上的相對位置？ </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="連云港管道泵密封生產企業(yè)" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298359511719/4792927.jpg"></div><p> 平衡和非平衡式密封 </p> <p> 機械密封的平衡對接觸面的密封壓力有很大影響。這一密封壓力取決于密封本身的有效截面以及填料盒內的壓力。 </p> <p> <span style="font-size:12px;"> 非平衡型密封的旋轉面相反一側的截面完全暴露于填料盒的壓力范圍之下，這種情況會使密封面之間產生很高的密封壓力，從而會使工作溫度提高，加快磨損速度。在高溫工作條件下或液體具有較大腐蝕性和磨擦性的情況下，會極大降低機械密封的使用壽命。</span> </p> <p> <span style="font-size:12px;"> 對機械密封加以平衡，可降低密封壓力，延長密封的使用壽命。一般采用帶有臺階的主軸和軸套，降低旋轉面的有效截面，就可達到上述目的。不過千萬別將凈密封壓力調節(jié)到接近零的水平，因為這樣做的結果可能會造成密封面之間的工作狀況不穩(wěn)定，并可能會因突然的變故而將密封吹開。</span> </p> <p> <span style="font-size:12px;"> 解決這些密封問題的答案也許是采用非平衡式密封，對于某些服務來說，也許采用非平衡式密封能達到更好的效果。例如，在某些應用領域，與密封的使用壽命相比，也許更強調對液體泄漏造成的安全性問題。在這種情況下，對密封的選用也許可理解為更希望選擇具有較高的密封壓力。同樣，在選用較冷液體的密封時，操作溫度的增加也許是微不足道的。</span> </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="連云港管道泵密封生產企業(yè)" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298412392578/7048929.jpg"></div><p> 水泵出現滲水的部位主要是兩個部分，一是水泵的軸承密封件，一般此處漏是從水泵的溢流孔流出，此時需要更換水泵；二是水泵的也發(fā)動機結合部件的密封件，這里可以單獨更換此零件（提醒大家要注意避免“小病大治”）。 </p> <p> 水泵滲漏的原因：由于水泵設計原因，水泵軸承收到側面單邊力量過大，也就是皮帶輪側偏心力大，容易導致水泵軸承偏磨；加之大家平時急加速的和急收油等加速皮帶對水泵軸承的沖擊（這是從用的角度出發(fā)）；內部缺水，水泵軸承得不到冷卻液的潤滑，也會導致密封件損壞（這是從養(yǎng)的角度出發(fā)）；防凍液長時間不更換，雜質增加加速磨損（同樣也是養(yǎng)的問題）； </p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/397770.html</p></div></div></div></div></div><div id="tnkcoa2" class="page-right twoColRt"><div id="t7kyfmy" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="vfce32u" class="recomPic likePro"><a href="http://www.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 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