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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="2cw2iah" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245504363457031/2122288.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="quwfgnz" 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>蘇州機(jī)械液壓密封供應(yīng)商,密封</p><p><span>***更新：</span>2020-07-20 04:25:22</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="hvxzg8g" 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(huà): </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(xiàn)] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="88he22j" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="pec7bsu" class="box"><p><p style="text-indent:25px">V型密封圈V型密封圈為一種唇形密封圈，是使用早使用多的成型填料之一。它主要用于往復(fù)運(yùn)動(dòng)，作活塞或活塞桿的密封。很少用于轉(zhuǎn)動(dòng)中或作靜密封。V型密封圈有下列特點(diǎn)：密封性能良好；應(yīng)有一定的偏心載荷、和偏心運(yùn)動(dòng)；可以多圈重疊使用，并通過(guò)調(diào)節(jié)壓緊力來(lái)獲得比較大密封效果；耐沖擊壓力和振動(dòng)壓力；當(dāng)填料不能從軸向裝進(jìn)時(shí)，可以開(kāi)切口使用，只要安裝時(shí)將切口互相錯(cuò)開(kāi)，不影響密封效果。其缺點(diǎn)是摩擦阻力較其他成型填料的大。Y型密封圈活塞密封用的U形和Y形密封圈在外形上略有不同，U形圈的唇長(zhǎng)，底部與唇部同厚度或略大于唇部厚度。Y形圈的唇短，底部厚，這是為了克服U形圈經(jīng)常不能穩(wěn)定安放而設(shè)計(jì)的，同時(shí)可增大唇的強(qiáng)度，蘇州機(jī)械液壓密封供應(yīng)商，以免唇根部被撕裂，蘇州機(jī)械液壓密封供應(yīng)商。泵在停一段時(shí)間后再啟動(dòng)時(shí)泄漏，蘇州機(jī)械液壓密封供應(yīng)商，因?yàn)槟Σ粮备浇橘|(zhì)的凝固、結(jié)晶，摩擦副上有水垢、彈簧腐蝕、阻塞而失彈。蘇州機(jī)械液壓密封供應(yīng)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州機(jī)械液壓密封供應(yīng)商,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245504363457031/2122288.png"></div><p> 填料密封的機(jī)械密封改造 </p> <p> 1.改裝方法 </p> <p> 污水泵填料筒的徑向尺寸和軸向尺寸較小，影響了機(jī)械密封的安裝。在滿(mǎn)足強(qiáng)度的情況下，將填料筒的內(nèi)徑相應(yīng)地?cái)U(kuò)大;若有軸套，可將軸套的外徑相應(yīng)地縮小或?qū)⑤S套拆除。 </p> <p> 2.主要尺寸確定 </p> <p> (1)確定傳動(dòng)套或彈簧座在軸套上的位置。如圖3所示。為了防止傳動(dòng)套或彈簧座同填料內(nèi)套端面碰，把安裝機(jī)械密封的起點(diǎn)尺寸定為[H-K=5～15mm]。 </p> <p> (2)確定軸套總長(zhǎng)度。軸套的總長(zhǎng)度一般比原來(lái)的總長(zhǎng)度稍稍長(zhǎng)一點(diǎn)。因?yàn)榭紤]到軸套尾端部分要伸出密封壓蓋5～10mm左右，以利于安裝方便。尺寸根據(jù)設(shè)計(jì)的密封壓蓋厚度而定。南通輕型密封中間商聚四氟乙烯盤(pán)根是以純聚四氟乙烯分散樹(shù)脂為原料,先制成生料薄膜,再經(jīng)過(guò)捻線(xiàn),編強(qiáng)織成盤(pán)根。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州機(jī)械液壓密封供應(yīng)商,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245501188613281/2330165.png"></div><p> 機(jī)械密封是一種依靠彈性元件對(duì)靜、動(dòng)環(huán)端面密封副的預(yù)緊和介質(zhì)壓力與彈性元件壓力的壓緊而達(dá)到密封的軸向端面密封裝置，故又稱(chēng)端面密封。 </p> <p> 其中動(dòng)環(huán)和靜環(huán)的端面組成一對(duì)摩擦副，動(dòng)環(huán)靠密封室中液體的壓力和彈性元件的推力使其壓緊在靜環(huán)端面上，并在兩環(huán)端面上產(chǎn)生適當(dāng)?shù)谋葔汉捅３忠粚訕O薄的液體膜而達(dá)到密封的目的。 </p> <p> 機(jī)械密封被廣泛應(yīng)用于工業(yè)泵產(chǎn)品中，尤其在石油化工領(lǐng)域內(nèi)的存在易燃、易爆、易揮發(fā)、劇毒等介質(zhì)場(chǎng)所，在國(guó)內(nèi)選煤、選礦行業(yè)中泵上的應(yīng)用也越來(lái)越普遍。 </p> <p> 其主要有以下優(yōu)點(diǎn)： </p> <p> ⑴.密封效果好，可達(dá)到介質(zhì)無(wú)泄露; </p> <p> ⑵.壽命長(zhǎng)，在普通泵中一般可運(yùn)行1~2年或更長(zhǎng)時(shí)間;MAAG泵的機(jī)械密封在正常使用中壽命可達(dá)5~10年以上; </p> <p> ⑶.對(duì)軸(或軸套)無(wú)磨損; </p> <p> ⑷.適用范圍廣，可在目前常用介質(zhì)、轉(zhuǎn)速、溫度、壓力及軸徑條件下使用; </p><p> 機(jī)械密封的動(dòng)環(huán)、靜環(huán)、密封圈、彈性元件的工作狀態(tài)如何? </p> <p> <p> 動(dòng)密封環(huán)(亦稱(chēng)動(dòng)環(huán)) </p> <p> 它隨泵軸一起旋轉(zhuǎn)，并和靜環(huán)緊密貼合組成密封面，以防止介質(zhì)泄漏。它與靜環(huán)相對(duì)滑動(dòng)，當(dāng)密封面磨損以后，動(dòng)環(huán)可以軸向移動(dòng)進(jìn)行自動(dòng)補(bǔ)償，保持密封面的良好貼合。 </p> <p> 靜密封環(huán)(亦稱(chēng)靜環(huán)) </p> <p> 安置在泵殼上靜止不動(dòng)，它與動(dòng)環(huán)配對(duì)組成密封面防止介質(zhì)泄漏。 </p> <p> 靜環(huán)密封圈 </p> <p> 采用合成橡膠或聚四氟乙烯制成的O形圈，V形圈及其他形狀的密封圈，以防止靜環(huán)與壓蓋之間(或靜環(huán)座之間)的泄漏，并使靜環(huán)具有一定浮動(dòng)性。 </p> <p> 動(dòng)環(huán)密封圈 </p> <p> 采用與靜密封圈相同的密封圈，防止介質(zhì)從動(dòng)環(huán)與軸之間的間隙中產(chǎn)生泄漏，并使動(dòng)環(huán)具有一定的浮動(dòng)性，保證動(dòng)環(huán)與靜環(huán)的良好貼合，當(dāng)密封面磨損后能使動(dòng)環(huán)可以產(chǎn)生軸向移動(dòng)。 </p> <p> 彈性元件 </p> <p> 彈性元件主要起補(bǔ)償及緩沖的作用。彈性力使機(jī)械密封端面產(chǎn)生合理的端面比壓，也是機(jī)械密封使用壽命和密封性能的關(guān)鍵影響因素。彈性元件主要包括彈簧和波紋管兩種，通常采用圓柱螺旋彈簧，但也有采用圓錐彈簧和波形彈簧的；波紋管類(lèi)彈性元件包括橡膠波紋管、聚四氟乙烯波紋管和金屬波紋管。 </p> 機(jī)械密封一旦出現(xiàn)泄漏，先不急于拆修，有時(shí)密封可能沒(méi)有損壞，只需調(diào)整工作狀況或調(diào)整密封就可消除泄漏。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州機(jī)械液壓密封供應(yīng)商,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245505207080078/488251.jpg"></div><p style="text-indent:25px">軸封（shaftseal）一種摩擦密封或填料函，用以防止壓縮機(jī)或其他流體輸送設(shè)備軸與軸承之間的液體泄漏。軸封是防止泵軸與殼體處泄漏而設(shè)置的密封裝置常用的軸封型式有填料密封、機(jī)械密封和動(dòng)力封。往復(fù)泵的軸封通常是填料密封。當(dāng)輸送不允許泄漏介質(zhì)時(shí)，可采用隔膜式往復(fù)泵。旋轉(zhuǎn)式泵(含葉片式泵、轉(zhuǎn)子泵等)的軸封主要有填料密封、機(jī)械密封和動(dòng)力密封。填料密封填料密封結(jié)構(gòu)簡(jiǎn)單、價(jià)格便宜、維修方便。但泄漏量大、功耗損失大。因此填料密封用于輸送一般介質(zhì)，如水等;一般不適用于石油及化工介質(zhì)，特別是不能用在貴重、易爆和有危害介質(zhì)中。機(jī)械密封機(jī)械密封(也稱(chēng)端面密封)的密封效果好，泄漏量很小，壽命長(zhǎng)，但價(jià)格貴，加工安裝維修保養(yǎng)比一般密封要求高。機(jī)械密封適用于輸送石油及化工介質(zhì)，可用于各種不同粘度、強(qiáng)腐蝕性和含顆粒的介質(zhì)。美國(guó)石油學(xué)會(huì)標(biāo)準(zhǔn)API610(第8版)規(guī)定:除用戶(hù)有規(guī)定外，應(yīng)當(dāng)裝備集裝式機(jī)械密封。石墨炭化是使用碳-石墨環(huán)時(shí)密封失效的主要原因之一。蘇州機(jī)械液壓密封供應(yīng)商</p><p style="text-indent:25px">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。蘇州機(jī)械液壓密封供應(yīng)商</p><p> 墊密封 </p> <p> 墊密封廣泛應(yīng)用于管道，壓力容器以及各種殼體的結(jié)合面的靜密封中。墊密封有非金屬密封墊，非金屬與金屬組合密封墊和金屬密封墊三大類(lèi)。其常用材料有橡膠，皮革，石棉，軟木，聚四氟乙烯，鋼，鐵，銅和不銹鋼等。 </p> <p> 墊密封的泄露有三種形式：界面泄露，滲透泄露和破壞性泄露。其中以前二者為主要形式。 </p> <p> 密封膠 </p> <p> 概述 </p> <p> 密封材料的功能是填充構(gòu)形復(fù)雜且不利施工的間隙，以起密封作用。密封材料主要有三種類(lèi)型： </p> <p> 硫化型的橡膠墊片或密封圈； </p> <p> 非硫化型的密封膠帶； </p> <p> 無(wú)固定外形的膏狀或膩?zhàn)訝畹囊后w密封膠。蘇州機(jī)械液壓密封供應(yīng)商</p><p style="text-indent:25px">漣水創(chuàng)密機(jī)械制造有限公司是一家漣水創(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(xiāo)售；機(jī)械配件、汽車(chē)配件銷(xiāo)售；自營(yíng)和代理各類(lèi)商品及技術(shù)的進(jìn)出口業(yè)務(wù)，的公司，創(chuàng)建于2014-07-02。創(chuàng)密機(jī)械制造深耕行業(yè)多年，始終以客戶(hù)的需求為向?qū)В瑸榭蛻?hù)提供***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(hù)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)注機(jī)械及行業(yè)設(shè)備市場(chǎng)，以敏銳的市場(chǎng)洞察力以準(zhǔn)確定位，實(shí)現(xiàn)與客戶(hù)的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/656912.html</p></div></div></div></div></div><div id="mlxzk8l" class="page-right twoColRt"><div 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