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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="aprdah8" 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>南通重型機(jī)械密封,密封</p><p><span>***更新：</span>2020-08-24 14:18:45</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="raxph88" 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(yíng)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="cax7jg4" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="xfhewds" class="box"><p><p> 工程機(jī)械密封圈是解決轉(zhuǎn)軸與閥體之間密封的一種裝置。它是一種防止流體泄漏的裝置，它由至少一對(duì)垂直于旋轉(zhuǎn)軸端面的流體壓力和補(bǔ)償機(jī)構(gòu)的彈性力(或磁力)的作用以及輔助密封的作用來(lái)防止流體泄漏。它常用于泵、壓縮機(jī)、反應(yīng)攪拌釜和其他旋轉(zhuǎn)流體機(jī)械，以及變速箱、船舶尾軸等。因此，機(jī)械密封是一種通用的軸封裝置。 </p> <p> <p> 機(jī)械密封結(jié)構(gòu)有很多種，**常用的機(jī)械密封結(jié)構(gòu)是端面密封。端面密封的靜環(huán)和動(dòng)環(huán)形成一對(duì)摩擦副，其作用是防止介質(zhì)泄漏。它要求靜環(huán)、動(dòng)環(huán)具有良好的耐磨性，運(yùn)動(dòng)環(huán)可在軸向靈活運(yùn)動(dòng)，自動(dòng)補(bǔ)償密封表面的磨損，使其與靜態(tài)環(huán)很好地匹配，靜環(huán)具有浮性，起到緩沖作用。因此，密封表面要求良好的加工質(zhì)量，以保證密封副具有良好的粘接性能。機(jī)械密封的基本部件有靜環(huán)、動(dòng)環(huán)、壓力罩、推環(huán)，南通重型機(jī)械密封、彈簧、定位環(huán)、軸套、動(dòng)環(huán)密封圈、靜環(huán)密封環(huán)、軸套密封環(huán)等，南通重型機(jī)械密封，南通重型機(jī)械密封。 </p> <p> <br /> </p> 軸承的嚴(yán)重磨損或損壞，使泵軸產(chǎn)生嚴(yán)重的軸向竄動(dòng)，也是機(jī)械密封泄漏的原因之一。南通重型機(jī)械密封</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通重型機(jī)械密封,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245509555029296/9629499.jpg"></div><p> 水泵機(jī)械密封選型方法 </p> <p> 機(jī)械密封按工作條件和介質(zhì)性質(zhì)的不同，有耐高溫、耐低溫機(jī)械密封，耐高壓、耐腐蝕機(jī)械密封，耐顆粒介質(zhì)機(jī)械密封和適應(yīng)易汽化的輕質(zhì)烴介質(zhì)的機(jī)械密封等，應(yīng)根據(jù)不同的用處選取不同結(jié)構(gòu)型式和材料的機(jī)械密封。 </p> <p> 選型的主要參數(shù)有：密封腔體壓力(MPA)、流體溫度(℃)、工作速度(M/S)、流體的特性以及安裝密封的有效空間等。 </p> <p> 選型的基本原則為： </p> <p> 1、根據(jù)密封腔體壓力，確定密封結(jié)構(gòu)采用平衡型或非平衡型，單端面或雙端面等。 </p> <p> 2、根據(jù)工作速度，確定采用旋轉(zhuǎn)式或靜止式，流體動(dòng)壓式或非接觸型。 </p> <p> 3、根據(jù)溫度及流體性質(zhì)，確定摩擦副和輔助密封材料，以及正確選擇潤(rùn)滑、沖洗、保溫、冷卻等機(jī)械密封循環(huán)保護(hù)系統(tǒng)等。 </p> <p> 4、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。鹽城密封供貨商密封面合理的間隙，機(jī)械密封的平衡程度，密封端面液膜的閃蒸都是造成端面打開而使固體顆粒進(jìn)入的主要原因。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通重型機(jī)械密封,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503026074218/7135997.jpg"></div><p> 反應(yīng)釜的密封包括靜密封與動(dòng)密封兩大類。 </p> <p> <span style="font-size:12px;">對(duì)于反應(yīng)釜來(lái)說，通常在封頭法蘭與筒體的法蘭、接管法蘭、人孔、手孔、溫度計(jì)接管、視鏡、壓力表接管等部位泄漏點(diǎn)采用靜密封，因?yàn)槊芊饷媸窍鄬?duì)靜止的。靜密封比較好解決，一般采用各種形式的靜密封墊片。</span> </p> <p> <span style="font-size:12px;">攪拌軸與釜體之間間隙處的泄漏點(diǎn)，由于旋轉(zhuǎn)的攪拌軸與靜止的釜體（上封頭）存在相對(duì)運(yùn)動(dòng)，要防止介質(zhì)的泄漏必須采用動(dòng)密封裝置：機(jī)械密封與填料密封。</span> </p> <p> <span style="font-size:12px;">填料密封：結(jié)構(gòu)簡(jiǎn)單、填料裝拆方便，但由于填料密封存在一些致命的弱點(diǎn)，導(dǎo)致它使用壽命較短，在高參數(shù)工況條件下（高溫、高壓、高轉(zhuǎn)速、高真空等條件）不適用。</span> </p> <p> <span style="font-size:12px;">機(jī)械密封：機(jī)械密封在反應(yīng)釜上多次采用，可以針對(duì)反應(yīng)釜的具體工況，對(duì)釜用機(jī)械密封進(jìn)行專門的結(jié)構(gòu)設(shè)計(jì)、材料選擇、潤(rùn)滑冷卻措施考慮，以滿足工藝要求。</span> </p> <p> <br /> </p><p> <p> 盤根填料的密封原理主要取決于迷宮效應(yīng)和軸承效應(yīng)。 </p> <p> 迷宮效應(yīng)：軸在微觀下表面非常的不平整，與盤根只能部分貼合，而部分未接觸，所以在盤根和軸之間著微小的間隙，像迷宮一樣，帶壓介質(zhì)在間隙中多次被節(jié)流，從而達(dá)到密封的作用。 </p> <p> 軸承效應(yīng)：在盤根填料和軸之間會(huì)存在著一層薄薄液膜，使盤根填料和軸類似于滑動(dòng)軸承，起到了一定的潤(rùn)滑作用，從而避免了盤根和軸的過度磨損。 </p> <p> 盤根填料對(duì)材料的要求 </p> <p> 由于受密封介質(zhì)的溫度、壓力、PH，以及設(shè)備的線速度、表面粗糙度、同軸度、徑跳、偏心等因素，就要求盤根材料具有以下特點(diǎn)： </p> <p> 1、有一定的彈塑性 </p> <p> 2、化學(xué)穩(wěn)定性 </p> <p> 3、不滲透性 </p> <p> 4、自潤(rùn)滑性 </p> <p> 5、耐溫性 </p> <p> 6、拆裝方便 </p> <p> 7、制造簡(jiǎn)單，價(jià)格低廉。 </p> <p> 上述材料特性直接影響著盤根填料的密封性能和使用壽命，而能完全符合上述所有性能的材料很少，所以獲取質(zhì)量的密封材料和提高其材料性能，一直是密封領(lǐng)域研究的重點(diǎn)。 </p> </p> <p> <br /> 在使用單彈簧的機(jī)械密封時(shí)，忽略彈簧的旋轉(zhuǎn)方向與泵轉(zhuǎn)子轉(zhuǎn)動(dòng)方向的正確組合也時(shí)有發(fā)生。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通重型機(jī)械密封,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247285433281250/3268152.jpg"></div><p> FBD系列機(jī)械密封件 </p> <p> <p> 單端面 </p> <p> 非平衡型 </p> <p> 任意旋向 </p> <p> 橡膠波紋管 </p> <p> FBD系列機(jī)械密封由于采用單彈簧不易堵塞.提高了旋轉(zhuǎn)環(huán)的浮動(dòng)性從而減少了補(bǔ)償阻力,適用于油、水及其它弱腐蝕性介質(zhì)中。 </p> <p> 材料組合 </p> <p> 密封端面: 石墨、碳化硅、碳化鎢、氧化鋁、不銹鋼 </p> <p> 輔助密封: 丁腈膠、氟橡膠、乙丙膠 </p> <p> 金屬構(gòu)件: 不銹鋼 </p> <p> 運(yùn)行參數(shù) </p> <p> 規(guī) 格: 16～120 mm </p> <p> 壓力: ≤1.2 Mpa </p> <p> 溫度: -20～150℃ </p> <p> 線速度: ≤10 m/s </p> <p> 軸向竄動(dòng)量: ±1.0 mm </p> <p> 漣水創(chuàng)密機(jī)械制造有限公司致力于機(jī)械及行業(yè)設(shè)備，以科技創(chuàng)新實(shí)現(xiàn)***管理的追求。創(chuàng)密機(jī)械制造深耕行業(yè)多年，始終以客戶的需求為向?qū)В瑸榭蛻籼峁?**的[ "輕型密封", "中型密封", "重型密封", "小型水泵" ]。公司終堅(jiān)持自主研發(fā)創(chuàng)新發(fā)展理念，不斷優(yōu)化的技術(shù)、產(chǎn)品為客戶帶來(lái)效益，目前年?duì)I業(yè)額達(dá)到700-1000萬(wàn)元。創(chuàng)密機(jī)械制造始終關(guān)注自身，在風(fēng)云變化的時(shí)代，我們對(duì)自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使我們?cè)谛袠I(yè)的從容而自信。 </p> 密封件必須存放在密封包裝內(nèi)，避免和空氣中的水分或塵埃接觸。南通重型機(jī)械密封</p><p style="text-indent:25px">動(dòng)密封類有哪些？答：皮碗、漲圈、螺旋、氣動(dòng)、水力、離心、填料、迷宮、機(jī)械密封等。南通重型機(jī)械密封</p><p style="text-indent:25px"> 填料密封主要用于機(jī)械行業(yè)中的過程機(jī)器和設(shè)備運(yùn)動(dòng)部分的動(dòng)密封，比如離心泵、壓縮機(jī)、真空泵、攪拌機(jī)、反應(yīng)釜的轉(zhuǎn)軸密封和往復(fù)泵、往復(fù)式壓縮機(jī)的柱塞或活塞桿，以及做直線、螺旋運(yùn)動(dòng)閥門的閥桿與固定機(jī)體之間的密封。填料函的基本形式是：(1)石棉盤根：耐溫和耐腐蝕性能都很好，但單獨(dú)使用時(shí)，密封效果不佳，所以總是浸漬或附加其他材料。油浸石棉盤根：它的基本結(jié)構(gòu)形式有兩種，一種是扭制，另一種是編結(jié)。又可分圓形和方形。(2)聚四氟乙烯編織盤根：將聚四氟乙烯細(xì)帶編織為盤根，有極好的耐腐蝕性能，又可用于深冷介質(zhì)。(3)橡膠O形圈：在低壓狀態(tài)下，密封效果良好。使用溫度受限制，如天然橡膠只能用于60℃。(4)塑料成型填料：一般做成三件式，也可做成其他形狀。所用塑料以聚四氟乙烯為多，也有采用尼龍66和尼龍1010的。(5)軟填料密封，又稱泥狀填料，是由新一代高性能合成纖維配以特殊的阻隔劑和潤(rùn)滑劑精制而成的高級(jí)“盤根”。軟填料的任意尺寸，任意形狀，極易安裝，通過**的高壓便可直接注射，不必象傳統(tǒng)的盤根，需要預(yù)切割，能適用任何尺寸的填料腔密封軟填料密封適用范圍較大范圍，如高壓往復(fù)泵或低轉(zhuǎn)速泵、高溫閥桿、閥或填料盒的密封它結(jié)構(gòu)簡(jiǎn)單。南通重型機(jī)械密封</p><p style="text-indent:25px">漣水創(chuàng)密機(jī)械制造有限公司位于江蘇省淮安市，注冊(cè)資本200-300萬(wàn)元，旗下?lián)碛?1~100人優(yōu)異專業(yè)的員工。致力于創(chuàng)造***的產(chǎn)品與服務(wù)，以誠(chéng)信、敬業(yè)、進(jìn)取為宗旨，以建創(chuàng)密機(jī)械制造產(chǎn)品為目標(biāo)，努力打造成為同行業(yè)中具有影響力的企業(yè)。公司以用心服務(wù)為重點(diǎn)價(jià)值,希望通過我們的專業(yè)水平和不懈努力,將漣水創(chuàng)密機(jī)械制造有限公司產(chǎn)品包括:輕型密封、中型密封、重型密封，廣泛應(yīng)用于石油、化工、電力、造紙，食品，機(jī)械密封件來(lái)料加工（塑料機(jī)械密封件除外）、銷售；機(jī)械配件、汽車配件銷售；自營(yíng)和代理各類商品及技術(shù)的進(jìn)出口業(yè)務(wù)，等業(yè)務(wù)進(jìn)行到底。自公司成立以來(lái)，一直秉承“以質(zhì)量求生存，以信譽(yù)求發(fā)展”的經(jīng)營(yíng)理念，始終堅(jiān)持以客戶的需求和滿意為重點(diǎn)，為客戶提供質(zhì)量的[ "輕型密封", "中型密封", "重型密封", "小型水泵" ]，從而使公司不斷發(fā)展壯大。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/1024319.html</p></div></div></div></div></div><div id="83li3zw" class="page-right twoColRt"><div id="2bskbdm" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8lnub7z" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img 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