常州油泵密封廠家推薦誠信為本漣水創(chuàng)密機(jī)械供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="液態(tài)烴介質(zhì)是一種低溫液化氣體，具有低沸點(diǎn)、低粘度、高蒸汽壓等特性。在這種工況下應(yīng)用的機(jī)械密封，會使密封材料出現(xiàn)冷脆性，大氣中的水汽會在密封裝置的大氣側(cè)面上凍結(jié)，摩擦副端面液膜容易汽化等。尤其是當(dāng)介質(zhì)稍有泄漏，漏出的液態(tài)烴在大氣側(cè)立即汽化，帶"><meta name="keywords" content="常州油泵密封廠家推薦,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 http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://m.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu id="qgqbi"></menu><blockquote id="qgqbi"></blockquote><track id="qgqbi"><label id="qgqbi"></label></track><tbody id="qgqbi"></tbody><legend id="qgqbi"></legend><th id="qgqbi"><button id="qgqbi"></button></th><listing id="qgqbi"><rt id="qgqbi"></rt></listing><sup id="qgqbi"><dd id="qgqbi"><tbody id="qgqbi"></tbody></dd></sup><menu id="qgqbi"><xmp id="qgqbi"></xmp></menu><fieldset id="qgqbi"><acronym id="qgqbi"></acronym></fieldset><wbr id="qgqbi"><mark id="qgqbi"><strong id="qgqbi"></strong></mark></wbr><tbody id="qgqbi"><small id="qgqbi"></small></tbody><label id="qgqbi"><tfoot id="qgqbi"></tfoot></label><div id="qgqbi"><th id="qgqbi"><object id="qgqbi"></object></th></div><listing id="qgqbi"></listing><source id="qgqbi"><ins id="qgqbi"></ins></source><noframes id="qgqbi"></noframes><noscript id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"></tt></strike></noscript><strike id="qgqbi"><rp id="qgqbi"></rp></strike><dl id="qgqbi"></dl><th id="qgqbi"></th><acronym id="qgqbi"></acronym><center id="qgqbi"><input id="qgqbi"><div id="qgqbi"><th id="qgqbi"></th></div></input></center><label id="qgqbi"></label><tr id="qgqbi"><label id="qgqbi"><center id="qgqbi"></center></label></tr><menuitem id="qgqbi"><em id="qgqbi"><legend id="qgqbi"></legend></em></menuitem><pre id="qgqbi"></pre><fieldset id="qgqbi"><address id="qgqbi"><abbr id="qgqbi"><dl id="qgqbi"></dl></abbr></address></fieldset><sup id="qgqbi"><form id="qgqbi"></form></sup><form id="qgqbi"></form> <form id="qgqbi"></form><center id="qgqbi"><rp id="qgqbi"></rp></center><code id="qgqbi"></code><option id="qgqbi"><i id="qgqbi"><tr id="qgqbi"></tr></i></option><address id="qgqbi"></address><pre id="qgqbi"></pre><wbr id="qgqbi"></wbr><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"></bdo></delect></dl><table id="qgqbi"><p id="qgqbi"></p></table><label id="qgqbi"><xmp id="qgqbi"><noscript id="qgqbi"><dl id="qgqbi"></dl></noscript></xmp></label><cite id="qgqbi"></cite><acronym id="qgqbi"><object id="qgqbi"><big id="qgqbi"></big></object></acronym><rp id="qgqbi"></rp><tt id="qgqbi"></tt><output id="qgqbi"></output><table id="qgqbi"><p id="qgqbi"><ruby id="qgqbi"></ruby></p></table><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><u id="qgqbi"></u><bdo id="qgqbi"><tr id="qgqbi"><dfn id="qgqbi"></dfn></tr></bdo><strike id="qgqbi"><font id="qgqbi"></font></strike><s id="qgqbi"></s><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"><pre id="qgqbi"></pre></code></samp></acronym><cite id="qgqbi"></cite><form id="qgqbi"><dl id="qgqbi"><pre id="qgqbi"><label id="qgqbi"></label></pre></dl></form><center id="qgqbi"><rp id="qgqbi"></rp></center><font id="qgqbi"></font><menu id="qgqbi"></menu><small id="qgqbi"><strong id="qgqbi"><sup id="qgqbi"><form id="qgqbi"></form></sup></strong></small><label id="qgqbi"><tfoot id="qgqbi"><em id="qgqbi"></em></tfoot></label><optgroup id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></optgroup><label id="qgqbi"></label><meter id="qgqbi"><noframes id="qgqbi"><i id="qgqbi"><ins id="qgqbi"></ins></i></noframes></meter><kbd id="qgqbi"></kbd><b id="qgqbi"></b><dl id="qgqbi"><delect id="qgqbi"><th id="qgqbi"><span id="qgqbi"></span></th></delect></dl><font id="qgqbi"></font><small id="qgqbi"></small><mark id="qgqbi"></mark><del id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></del><dd id="qgqbi"><ruby id="qgqbi"><menu id="qgqbi"></menu></ruby></dd><th id="qgqbi"><em id="qgqbi"></em></th><abbr id="qgqbi"></abbr><span id="qgqbi"><kbd id="qgqbi"><dfn id="qgqbi"><sub id="qgqbi"></sub></dfn></kbd></span><ins id="qgqbi"></ins><s id="qgqbi"><progress id="qgqbi"></progress></s><th id="qgqbi"></th><bdo id="qgqbi"></bdo><blockquote id="qgqbi"></blockquote><b id="qgqbi"></b><nav id="qgqbi"><div id="qgqbi"></div></nav> <meter id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></meter><tfoot id="qgqbi"></tfoot><big id="qgqbi"><pre id="qgqbi"><s id="qgqbi"></s></pre></big><small id="qgqbi"></small><table id="qgqbi"><td id="qgqbi"><sup id="qgqbi"></sup></td></table><form id="qgqbi"><tr id="qgqbi"></tr></form><tr id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></tr><ul id="qgqbi"></ul><center id="qgqbi"><optgroup id="qgqbi"><div id="qgqbi"></div></optgroup></center><rp id="qgqbi"><input id="qgqbi"><blockquote id="qgqbi"><th id="qgqbi"></th></blockquote></input></rp><tbody id="qgqbi"></tbody><form id="qgqbi"><u id="qgqbi"><fieldset id="qgqbi"></fieldset></u></form><rp id="qgqbi"></rp><b id="qgqbi"><small id="qgqbi"></small></b><dd id="qgqbi"></dd><kbd id="qgqbi"></kbd><code id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"></ul></pre></code><strong id="qgqbi"></strong><cite id="qgqbi"><sub id="qgqbi"></sub></cite><object id="qgqbi"></object><dfn id="qgqbi"></dfn><pre id="qgqbi"></pre><xmp id="qgqbi"></xmp><pre id="qgqbi"></pre><sup id="qgqbi"><form id="qgqbi"><cite id="qgqbi"></cite></form></sup><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><input id="qgqbi"></input><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"></code></samp></acronym><nobr id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"><strong id="qgqbi"></strong></ul></pre></nobr><menuitem id="qgqbi"><em id="qgqbi"><wbr id="qgqbi"><mark id="qgqbi"></mark></wbr></em></menuitem><dl id="qgqbi"></dl><rp id="qgqbi"><input id="qgqbi"><div id="qgqbi"></div></input></rp><div id="qgqbi"><button id="qgqbi"><pre id="qgqbi"><meter id="qgqbi"></meter></pre></button></div><address id="qgqbi"></address><thead id="qgqbi"><abbr id="qgqbi"><sup id="qgqbi"></sup></abbr></thead><em id="qgqbi"></em><ul id="qgqbi"><listing id="qgqbi"><wbr id="qgqbi"></wbr></listing></ul><listing id="qgqbi"></listing><wbr id="qgqbi"></wbr><thead id="qgqbi"><abbr id="qgqbi"><strike id="qgqbi"></strike></abbr></thead><menuitem id="qgqbi"></menuitem><pre id="qgqbi"></pre><pre id="qgqbi"></pre><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"><span id="qgqbi"></span></bdo></delect></dl><ruby id="qgqbi"></ruby><pre id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"><i id="qgqbi"></i></tt></strike></pre><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset><cite id="qgqbi"><sub id="qgqbi"></sub></cite><optgroup id="qgqbi"></optgroup><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset></div><div id="avr14" class="pl_css_ganrao" style="display: none;"><em id="avr14"></em><mark id="avr14"></mark><menu id="avr14"></menu><strong id="avr14"></strong><form id="avr14"></form><tfoot id="avr14"><strong id="avr14"><label id="avr14"></label></strong></tfoot><thead id="avr14"><acronym id="avr14"><fieldset id="avr14"><tbody id="avr14"></tbody></fieldset></acronym></thead><th id="avr14"></th><blockquote id="avr14"><th id="avr14"><acronym id="avr14"></acronym></th></blockquote><s id="avr14"><strong id="avr14"></strong></s><tt id="avr14"><i id="avr14"><tr id="avr14"><abbr id="avr14"></abbr></tr></i></tt><dl id="avr14"></dl><form id="avr14"><ul id="avr14"><thead id="avr14"><acronym id="avr14"></acronym></thead></ul></form><thead id="avr14"><sup id="avr14"><ol id="avr14"></ol></sup></thead><strong id="avr14"><sup id="avr14"><menu id="avr14"><legend id="avr14"></legend></menu></sup></strong><pre id="avr14"></pre><strong id="avr14"></strong><center id="avr14"></center><strike id="avr14"></strike><legend id="avr14"><center id="avr14"></center></legend><strike id="avr14"></strike><object id="avr14"><samp id="avr14"><nobr id="avr14"><pre id="avr14"></pre></nobr></samp></object><ol id="avr14"></ol><dl id="avr14"></dl><font id="avr14"><pre id="avr14"></pre></font><nobr id="avr14"><pre id="avr14"><ul id="avr14"></ul></pre></nobr><em id="avr14"></em><optgroup id="avr14"><fieldset id="avr14"><thead id="avr14"><strong id="avr14"></strong></thead></fieldset></optgroup><fieldset id="avr14"></fieldset><form id="avr14"></form><pre id="avr14"><label id="avr14"></label></pre><optgroup id="avr14"></optgroup><rt id="avr14"><kbd id="avr14"><cite id="avr14"></cite></kbd></rt><legend id="avr14"></legend><legend id="avr14"><mark id="avr14"><strong id="avr14"></strong></mark></legend><bdo id="avr14"><span id="avr14"></span></bdo><p id="avr14"></p><legend id="avr14"></legend><pre id="avr14"></pre><rp id="avr14"><dl id="avr14"><blockquote id="avr14"><bdo id="avr14"></bdo></blockquote></dl></rp><big id="avr14"></big><track id="avr14"></track><optgroup id="avr14"><div id="avr14"><video id="avr14"></video></div></optgroup><acronym id="avr14"><b id="avr14"><code id="avr14"></code></b></acronym><var id="avr14"></var><tbody id="avr14"><small id="avr14"></small></tbody><strike id="avr14"><center id="avr14"><sup id="avr14"></sup></center></strike><progress id="avr14"></progress><output id="avr14"></output><strike id="avr14"><rp id="avr14"><nav id="avr14"></nav></rp></strike><thead id="avr14"></thead><mark id="avr14"></mark><meter id="avr14"><noframes id="avr14"><source id="avr14"><tr id="avr14"></tr></source></noframes></meter><thead id="avr14"></thead><rp id="avr14"><dl id="avr14"><tt id="avr14"></tt></dl></rp><tr id="avr14"><var id="avr14"><acronym id="avr14"></acronym></var></tr><div id="avr14"><button id="avr14"><object id="avr14"><del id="avr14"></del></object></button></div><nobr id="avr14"></nobr><ol id="avr14"></ol><label id="avr14"><progress id="avr14"><listing id="avr14"></listing></progress></label><strong id="avr14"></strong><meter id="avr14"><noframes id="avr14"><i id="avr14"></i></noframes></meter><em id="avr14"><style id="avr14"><tbody id="avr14"><small id="avr14"></small></tbody></style></em><meter id="avr14"><noframes id="avr14"><form id="avr14"></form></noframes></meter><i id="avr14"><tr id="avr14"><var id="avr14"></var></tr></i><ol id="avr14"></ol><output id="avr14"><nav id="avr14"></nav></output><label id="avr14"><xmp id="avr14"></xmp></label><tr id="avr14"><th id="avr14"></th></tr><strong id="avr14"></strong><nav id="avr14"><div id="avr14"><video id="avr14"></video></div></nav><meter id="avr14"></meter><div id="avr14"><button id="avr14"><object id="avr14"><meter id="avr14"></meter></object></button></div><th id="avr14"></th><sup id="avr14"></sup><label id="avr14"><progress id="avr14"><em id="avr14"></em></progress></label><tr id="avr14"><th id="avr14"></th></tr><thead id="avr14"><abbr id="avr14"><strike id="avr14"><font id="avr14"></font></strike></abbr></thead><small id="avr14"></small><em id="avr14"><small id="avr14"><tbody id="avr14"><small id="avr14"></small></tbody></small></em><meter id="avr14"><dfn id="avr14"><source id="avr14"></source></dfn></meter><label id="avr14"><xmp id="avr14"></xmp></label><progress id="avr14"></progress><sup id="avr14"></sup><tt id="avr14"></tt><acronym id="avr14"><strong id="avr14"><strike id="avr14"><option id="avr14"></option></strike></strong></acronym><em id="avr14"><small id="avr14"><tbody id="avr14"><small id="avr14"></small></tbody></small></em><blockquote id="avr14"><th id="avr14"></th></blockquote><mark id="avr14"></mark><pre id="avr14"></pre><source id="avr14"></source><rp id="avr14"><input id="avr14"><blockquote id="avr14"><th id="avr14"></th></blockquote></input></rp><thead id="avr14"><strong id="avr14"></strong></thead><label id="avr14"></label><strong id="avr14"></strong><mark id="avr14"></mark><ins id="avr14"></ins><progress id="avr14"></progress><big id="avr14"></big></div><header class="header container"><span id="zcuonsi" class="logo"><a href="http://m.cdcfah.com/"><img src="/static/new_net_01/images/logo.png" alt="找產(chǎn)品網(wǎng)"></a></span><span id="jmwhz8y" class="tigs"> 發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務(wù)平臺 </span><div id="rj2rc4b" class="searchbox"><div id="oc8rtiz" class="searchLt"><div id="ehjgqh2" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會</a></div><div id="pta8zaz" class="clearfix searchWrap"><div id="kt3uwdk" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關(guān)鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="qpmgcel" class="container"><ul><li id = "index_index"><a href="http://m.cdcfah.com/"><span>首頁</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://m.cdcfah.com/cp/"><span>產(chǎn)品供應(yīng)</span></a></li><li id = "index_news"><a href="http://m.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a href="http://m.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://m.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="8h8wogi" class="twoCol"><div id="wkrtfcj" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://m.cdcfah.com/cp/second-jxjxysb_bengtc/">泵</a>?<a href="http://m.cdcfah.com/cp/third-bengtc_bpjwp/">泵配件</a>?常州油泵密封廠家推薦誠信為本漣水創(chuàng)密機(jī)械供應(yīng)</p><div id="fo3w3c8" class="leftbox clearfix"><h1>常州油泵密封廠家推薦誠信為本漣水創(chuàng)密機(jī)械供應(yīng)</h1><div id="dwt8zby" class="proBig"><div id="mbolceg" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293837011719/358206.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="quwyfho" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293837011719/358206.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ymo3wt7" 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>常州油泵密封廠家推薦,封</p><p><span>***更新：</span>2020-10-19 03:10:51</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="jsurjqn" 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="w3t8cug" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="abikmtq" class="box"><p><p style="text-indent:25px">液態(tài)烴介質(zhì)是一種低溫液化氣體，具有低沸點(diǎn)、低粘度、高蒸汽壓等特性。在這種工況下應(yīng)用的機(jī)械密封，會使密封材料出現(xiàn)冷脆性，大氣中的水汽會在密封裝置的大氣側(cè)面上凍結(jié)，摩擦副端面液膜容易汽化等。尤其是當(dāng)介質(zhì)稍有泄漏，漏出的液態(tài)烴在大氣側(cè)立即汽化，帶走大量熱，機(jī)械密封環(huán)境溫度急劇下降，常州油泵密封廠家推薦，使用一般的密封材料，如橡膠或聚四氟乙烯普遍變脆，導(dǎo)致密封失效，常州油泵密封廠家推薦，泄漏增大而不可收拾。有些企業(yè)采用雙端面l機(jī)械密封，在介質(zhì)和大氣端設(shè)一隔離室，其間通以封油以緩和低溫的影響。但這種結(jié)構(gòu)復(fù)雜且需配封液系統(tǒng)，常州油泵密封廠家推薦。據(jù)經(jīng)驗(yàn)，使用波紋管機(jī)械密封比較好，主要表現(xiàn)在用屬波紋管和柔性石墨代并輔助密封圈，解決了密封圈材料發(fā)生冷脆而失彈及緩沖作用的問題，如DBM型、YH604/606/609型等。機(jī)械密封的密封面要有一定的比壓，從而達(dá)到密封的目的，兩端面的緊密緊密程度可以通過彈簧調(diào)節(jié)。常州油泵密封廠家推薦</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州油泵密封廠家推薦,封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293837011719/358206.jpg"></div><p> 有害介質(zhì)時為了取得更好的密封效果，采用雙重密封，根據(jù)密封液系統(tǒng)壓力可分為有壓雙封(雙端面機(jī)械密封)和無壓雙封(串聯(lián)式機(jī)械密封)。 </p> <p> 有壓雙封密封液系統(tǒng)的壓力一般要比一級密封前的壓力高0.01-0.03MPa。這樣一級密封泄漏時，密封液會進(jìn)入泵內(nèi)，確保了泵內(nèi)介質(zhì)不會泄漏到外界。由于密封液進(jìn)入泵內(nèi)，密封液系統(tǒng)壓力、液位降低，可以實(shí)現(xiàn)密封的泄漏監(jiān)測和報警。 </p> <p> 無壓雙封密封系統(tǒng)內(nèi)的壓力一般為常壓或微壓，低于一級密封前的密封腔壓力。當(dāng)一級密封泄漏時，泵內(nèi)介質(zhì)會進(jìn)人密封液系統(tǒng)，導(dǎo)致密封液系統(tǒng)的壓力和液位升高，可以通過壓力開關(guān)或液位開關(guān)實(shí)現(xiàn)泄露監(jiān)測和報警。通過密封液系統(tǒng)來監(jiān)測雙端面機(jī)械密封失效與否，也是其區(qū)別于單端面機(jī)械密封**主要的形式之一。 </p> <p> <br /> 常州油泵密封廠家推薦設(shè)計(jì)輔助沖洗系統(tǒng)，沖洗壓力要求高于密封腔壓力，密封腔壓力要根據(jù)每種泵的結(jié)構(gòu)形式、系統(tǒng)壓力因素來計(jì)算。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州油泵密封廠家推薦,封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247266600576172/7557626.jpg"></div><p> 油封主要由密封體、加強(qiáng)骨架和自緊螺旋彈簧等幾部分組成。密封體按照不同部位又分為底部、腰部、刃口和密封唇等。。 </p> <p> <span style="font-size:12px;">金屬骨架就如同混凝土構(gòu)件里面的鋼筋，起到加強(qiáng)的作用，并使油封能保持形狀及張力。通常，在自由狀態(tài)下的骨架油封，其內(nèi)徑比軸徑小，即具有一定的“過盈量”。因此，當(dāng)油封裝入油封座和軸上之后，油封刃口的壓力和自緊螺旋彈簧的收縮力對軸產(chǎn)生一定的徑向緊力，經(jīng)過一段時間運(yùn)行后，該壓力會迅速減小乃至消失，因而，加上彈簧可以隨時補(bǔ)償油封自緊力。</span> </p> <p> <span style="font-size:12px;">油封外緣使油封在腔體孔內(nèi)固定的同時，起防止流體從油封外周面與腔體內(nèi)表面的接觸面之間泄漏及侵入的作用。另外金屬骨架是當(dāng)油封固定在腔體內(nèi)時，起保持配合力的作用。</span> </p> <p> <span style="font-size:12px;">密封唇部是柔性彈性體，設(shè)計(jì)成對機(jī)械的震動及密封流體的壓力變動的影響下仍可保持穩(wěn)定的密封作用，并起到保持唇部與軸表面穩(wěn)定接觸狀態(tài)的作用。彈簧可提高密封唇向軸的壓緊力，起維持此壓緊力的作用。唇端部被制作成斜鍥形狀，在端部處按壓軸表面，起密封流體的作用。</span> </p> <p> <span style="font-size:12px;">防塵唇是沒有與彈簧連接的副唇，起防止塵埃侵入的作用。</span> </p> <p> <br /> </p><p> 隨著工業(yè)技術(shù)和密封技術(shù)的發(fā)展，泵在電力、化工、石油等多個行業(yè)大量使用，對泵密封的密封性和可靠性要求更高、更嚴(yán)?；け玫拿芊鈱φ麄€設(shè)備運(yùn)轉(zhuǎn)來說起著重要的作用，化工泵的密封系統(tǒng)泄漏將會嚴(yán)重影響到設(shè)備的正常運(yùn)轉(zhuǎn)。尤其是高溫高壓泵的發(fā)展,更使得對泵的密封更加嚴(yán)格?；け眯孤c(diǎn) </p> <p> 泵用機(jī)械密封種類繁多，型號各異，但泄漏點(diǎn)主要有五處： </p> <p> 軸套與軸間的密封動環(huán)與軸套間的密封動、靜環(huán)間密封對靜環(huán)與靜環(huán)座間的密封密封端蓋與泵體間的密封 </p> <p> 現(xiàn)象：操作中密封發(fā)出爆裂聲（端面爆裂聲） </p> <p> 可能的原因：密封液在密封界面汽化；加強(qiáng)密封面的冷卻 </p> <p> 解決方法：增加旁路沖洗管線（如果沒有的話）擴(kuò)大旁路沖洗管線和/或壓蓋上的開孔。 </p> <p> 現(xiàn)象：密封連續(xù)滴漏 </p> <p> 可能的原因：表面不平；石墨密封面起泡；密封面產(chǎn)生熱變形 </p> <p> 解決方法：在安裝過程中，輔助密封被劃傷O形圈老化，由于壓縮形變輔助密封變硬變脆由于化學(xué)作用輔助密封變軟變粘。 </p> <p> 現(xiàn)。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 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="常州油泵密封廠家推薦,封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298412392578/7048929.jpg"></div><p> 泵用機(jī)械密封的安裝和使用機(jī)械密封大多用于各種類型的泵。機(jī)械密封是一種精度較高的密封裝置，對安裝和使用條件均有一定的要求。機(jī)械密封安裝使用的一般原則弄清設(shè)備的情況，要了解設(shè)備轉(zhuǎn)軸的轉(zhuǎn)速、軸徑；設(shè)備制造精度及密封腔尺寸，設(shè)備本身的使用壽命以及設(shè)備在生產(chǎn)工藝中的地位等要做均衡的考慮。估算介質(zhì)壓力。泵的密封腔壓力一般不是泵的出口壓力，而是低于泵的出口壓力。弄清密封介質(zhì)情況。要知道密封介質(zhì)的狀態(tài)，是氣態(tài)還是液態(tài)，介質(zhì)是否含顆粒及顆粒狀況；了解介質(zhì)的性質(zhì)、溫度，以便合理選型及采取必要的冷卻、沖洗、潤滑措施。機(jī)械密封安裝使用的技術(shù)要求安裝機(jī)械密封部位的軸或軸套的徑向跳動公差：Ф10~50mmФ50~120mm,。軸或軸套的表面粗糙度應(yīng)符合技術(shù)要求，外徑尺寸公差為h6。傳動軸的軸向竄動量不超過。密封腔體端面對軸表面的跳動公差：軸或軸套外徑端面跳動公差:Ф10~50mm，Ф50~120mm,軸或軸套的端面及密封腔體的端面要有倒角。軸徑≤Φ30mm時為3×10°，軸徑＞Φ30mm時為4×10°。當(dāng)輸送介質(zhì)溫度偏高、過低或含有雜質(zhì)顆粒、易燃、易爆、時，應(yīng)采取相應(yīng)的阻封、沖洗、冷卻、過濾等措施。泵在停一段時間后再啟動時泄漏，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。蘇州油泵密封哪家比較便宜</p><p style="text-indent:25px">軸封腔壓力很高或者壓力接近該密封使用比較高極限時，由密封腔引液體至低壓區(qū)，使軸封液體流動以帶走摩擦熱。常州油泵密封廠家推薦</p><p> 填料密封的原理 </p> <p> 在機(jī)械行業(yè)中填料密封主要用作動密封,常用作離心泵、壓縮機(jī)、真空泵、攪拌機(jī)的轉(zhuǎn)軸密封。填料裝入填料腔以后,經(jīng)壓蓋螺絲對它作軸向壓縮,當(dāng)軸與填料有相對運(yùn)動時,由于填料的塑性,使它產(chǎn)生徑向力,并與軸緊密接觸。與此同時,填料中浸漬的潤滑劑被擠出,在接觸面之間形成油膜。由于接觸狀態(tài)并不是特別均勻的,接觸部位便出現(xiàn) </p> <p> 邊界潤滑狀態(tài),稱為”軸承效應(yīng)”;而未接觸的凹部形成小油槽,有較厚的油膜,接觸部位與非接觸部位組成一道不規(guī)則的迷宮,起阻止液流泄漏的作用,此稱”迷宮效應(yīng)”。這就是填料密封的機(jī)理。良好的密封在于維持“軸承效應(yīng)”和”迷宮效應(yīng)”。也就是說,要保持良好的潤滑和適當(dāng)?shù)膲壕o，若潤滑不良,或壓得過緊都會使油膜中斷,造成填料與軸之間出現(xiàn)干摩擦,而后導(dǎo)致燒軸和出現(xiàn)嚴(yán)重磨損。因此,我們需要經(jīng)常對填料的壓緊程度進(jìn)行調(diào)節(jié),使填料中的潤滑劑在運(yùn)行一段時間而有所流失之后,再擠出一些潤滑劑,同時補(bǔ)償填料因體積變化所造成的壓緊力松弛。當(dāng)然這樣經(jīng)常擠壓填料,而后將使浸漬劑枯竭,所以定期更換填料是必要的。此外,為了維持液膜和帶走摩擦熱,有意讓填料處有少量泄漏也是必要的。常州油泵密封廠家推薦</p><p style="text-indent:25px">漣水創(chuàng)密機(jī)械制造有限公司總部位于江蘇省淮安市漣水縣高溝鎮(zhèn)高揚(yáng)民營經(jīng)濟(jì)產(chǎn)業(yè)園，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；自營和代理各類商品及技術(shù)的進(jìn)出口業(yè)務(wù)，的公司。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)?，為客戶提?**的輕型密封，中型密封，重型密封，小型水泵。創(chuàng)密機(jī)械制造不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點(diǎn)，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務(wù)。創(chuàng)密機(jī)械制造創(chuàng)始人袁軍成，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務(wù)。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/1611446.html</p></div></div></div></div></div><div id="77akgdp" class="page-right twoColRt"><div id="gvnpmtq" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ncolikm" 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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="24b77fz" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個科目真誠推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>寧波寧海直接考A2有幾個科目真誠推薦寧波助學(xué)商務(wù)信息咨詢供應(yīng)</p></a></div><div id="rgy239l" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/2083415.html"><div><img src="https://tyunfile.71360.com/UploadFile/WZAJZNKJ/637332852248037109/2461316.png" alt="200l桶自動灌裝機(jī)生產(chǎn)廠歡迎來電溫州奧基智能科技供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>200l桶自動灌裝機(jī)生產(chǎn)廠歡迎來電溫州奧基智能科技供應(yīng)</p></a></div><div id="ix34kmj" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/1387.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/3/11/637004297269091023_cyjqc_1306937.jpg" alt="烏魯木齊市會務(wù)租車網(wǎng) 車永捷供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>烏魯木齊市會務(wù)租車網(wǎng) 車永捷供應(yīng)</p></a></div><div id="w2tn2b3" class="clear"></div></div><div id="irtvxjg" class="box01 box03"><h3><a href="http://m.cdcfah.com/xw/">***產(chǎn)品資訊</a></h3><ul></ul></div></div></section><div id="odfhzqn" class="page-proshow02"><p class="title">本企業(yè)其它產(chǎn)品 <span style="float:right;"><a >更多>></a></span></p><div id="8eifmtf" class="box box-add clearfix"><ul class="box-list"><li><a href="http://m.cdcfah.com/cp/7933.html"><div id="3qszb2p" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245506653222656/6447310.jpg" alt="連云港中型機(jī)械密封中間商誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>連云港中型機(jī)械密封中間商誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/7934.html"><div id="3f3weax" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247288138056640/67425.jpg" alt="江蘇軸承密封廠家誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江蘇軸承密封廠家誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/7935.html"><div id="3vcelik" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245508261533203/8577088.jpg" alt="淮安端面密封廠家誠信為本漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>淮安端面密封廠家誠信為本漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/9003.html"><div id="eoqnkby" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245509450722656/6042605.jpg" alt="淮安石墨密封規(guī)格型號服務(wù)為先漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>淮安石墨密封規(guī)格型號服務(wù)為先漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/9004.html"><div id="o7jqszb" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245509697412109/7788084.jpg" alt="泰州密封廠家批發(fā)價格歡迎來電漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>泰州密封廠家批發(fā)價格歡迎來電漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/9394.html"><div id="tskmo7z" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247288138056640/67425.jpg" alt="河南機(jī)械密封廠家價格客戶至上漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>河南機(jī)械密封廠家價格客戶至上漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/9395.html"><div id="2bnprik" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245504363457031/2122288.png" alt="蘇州機(jī)械液壓密封廠家推薦服務(wù)為先漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州機(jī)械液壓密封廠家推薦服務(wù)為先漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/9396.html"><div id="7ls2p7g" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245510183769531/1626763.jpg" alt="臺州輕型機(jī)械密封廠家批發(fā)價格和諧共贏漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>臺州輕型機(jī)械密封廠家批發(fā)價格和諧共贏漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li></ul></div></div><div id="8fmj3z4" class="page-proshow02"><p class="title">同類產(chǎn)品推薦 <span><a href="http://m.cdcfah.com/cp/first-_jxjxysb/">更多>></a></span></p><div id="6m3r88h" class="box box-add clearfix"><ul class="box-list"><li><a href="http://m.cdcfah.com/cp/80227.html"><div id="h2s2dn3" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247293635341797/9903144.jpg" alt="江蘇電動泵密封制造廠家誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>江蘇電動泵密封制造廠家誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/429061.html"><div id="qphzwda" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503105126953/1175882.jpg" alt="蘇州計(jì)量泵密封經(jīng)銷廠家歡迎咨詢漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州計(jì)量泵密封經(jīng)銷廠家歡迎咨詢漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/1797928.html"><div id="sroq32u" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298412392578/7048929.jpg" alt="南通污水密封廠家推薦客戶至上漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通污水密封廠家推薦客戶至上漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/2825421.html"><div id="d3y3u2a" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247286448720703/8635806.jpg" alt="南通污水密封供貨商來電咨詢漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通污水密封供貨商來電咨詢漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/1457155.html"><div id="8dfczli" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503105126953/1175882.jpg" alt="南京管道泵密封廠家供應(yīng) 客戶至上漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南京管道泵密封廠家供應(yīng) 客戶至上漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/440579.html"><div id="bl73uea" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247286448720703/8635806.jpg" alt="南通化工泵用密封廠誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>南通化工泵用密封廠誠信經(jīng)營漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/1677572.html"><div id="peg88ix" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298179248047/5187331.jpg" alt="蘇州多級泵密封銷售廠家貼心服務(wù) 漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>蘇州多級泵密封銷售廠家貼心服務(wù) 漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li><li><a href="http://m.cdcfah.com/cp/1873437.html"><div id="dnfxofc" class="reImg"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637247295241855469/6155112.jpg" alt="常州管道泵密封批量采購客戶至上漣水創(chuàng)密機(jī)械供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>常州管道泵密封批量采購客戶至上漣水創(chuàng)密機(jī)械供應(yīng)</p></a></li></ul></div></div></section></section><footer class="footer"><div id="3h2zdz7" class="container"><p><a href="http://m.cdcfah.com/">首頁</a> | <a >企業(yè)名錄</a> | <a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a> | <a href="http://m.cdcfah.com/zx/">新聞資訊</a> | <a href="http://m.cdcfah.com/xw/">行業(yè)資訊</a> | <a href="http://m.cdcfah.com/zh/">展會信息</a> | <a href="http://m.cdcfah.com/sitemap.html">網(wǎng)站地圖</a> | </p><p><p><p>b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上海口乞食品有限公司??<a target="_blank">?<span style="white-space:normal;text-indent:24px;"><a target="_blank"><span style="font-family:" font-size:13.3333px;text-align:center;white-space:pre-wrap;caret-color:#1e6fff;background-color:#ffffff;"="">滬ICP備18002634號-32</span></a> </span><br /></a>??<span>??</span></p></p><p style="text-align:center;white-space:normal;"> <br /> </p> <p style="white-space:normal;text-align:center;"> <a target="_blank"></a> </p></p></div></footer> <footer> <a href="http://m.cdcfah.com/" title="六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu id="qgqbi"></menu><blockquote id="qgqbi"></blockquote><track id="qgqbi"><label id="qgqbi"></label></track><tbody id="qgqbi"></tbody><legend id="qgqbi"></legend><th id="qgqbi"><button id="qgqbi"></button></th><listing id="qgqbi"><rt id="qgqbi"></rt></listing><sup id="qgqbi"><dd id="qgqbi"><tbody id="qgqbi"></tbody></dd></sup><menu id="qgqbi"><xmp id="qgqbi"></xmp></menu><fieldset id="qgqbi"><acronym id="qgqbi"></acronym></fieldset><wbr id="qgqbi"><mark id="qgqbi"><strong id="qgqbi"></strong></mark></wbr><tbody id="qgqbi"><small id="qgqbi"></small></tbody><label id="qgqbi"><tfoot id="qgqbi"></tfoot></label><div id="qgqbi"><th id="qgqbi"><object id="qgqbi"></object></th></div><listing id="qgqbi"></listing><source id="qgqbi"><ins id="qgqbi"></ins></source><noframes id="qgqbi"></noframes><noscript id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"></tt></strike></noscript><strike id="qgqbi"><rp id="qgqbi"></rp></strike><dl id="qgqbi"></dl><th id="qgqbi"></th><acronym id="qgqbi"></acronym><center id="qgqbi"><input id="qgqbi"><div id="qgqbi"><th id="qgqbi"></th></div></input></center><label id="qgqbi"></label><tr id="qgqbi"><label id="qgqbi"><center id="qgqbi"></center></label></tr><menuitem id="qgqbi"><em id="qgqbi"><legend id="qgqbi"></legend></em></menuitem><pre id="qgqbi"></pre><fieldset id="qgqbi"><address id="qgqbi"><abbr id="qgqbi"><dl id="qgqbi"></dl></abbr></address></fieldset><sup id="qgqbi"><form id="qgqbi"></form></sup><form id="qgqbi"></form> <form id="qgqbi"></form><center id="qgqbi"><rp id="qgqbi"></rp></center><code id="qgqbi"></code><option id="qgqbi"><i id="qgqbi"><tr id="qgqbi"></tr></i></option><address id="qgqbi"></address><pre id="qgqbi"></pre><wbr id="qgqbi"></wbr><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"></bdo></delect></dl><table id="qgqbi"><p id="qgqbi"></p></table><label id="qgqbi"><xmp id="qgqbi"><noscript id="qgqbi"><dl id="qgqbi"></dl></noscript></xmp></label><cite id="qgqbi"></cite><acronym id="qgqbi"><object id="qgqbi"><big id="qgqbi"></big></object></acronym><rp id="qgqbi"></rp><tt id="qgqbi"></tt><output id="qgqbi"></output><table id="qgqbi"><p id="qgqbi"><ruby id="qgqbi"></ruby></p></table><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><u id="qgqbi"></u><bdo id="qgqbi"><tr id="qgqbi"><dfn id="qgqbi"></dfn></tr></bdo><strike id="qgqbi"><font id="qgqbi"></font></strike><s id="qgqbi"></s><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"><pre id="qgqbi"></pre></code></samp></acronym><cite id="qgqbi"></cite><form id="qgqbi"><dl id="qgqbi"><pre id="qgqbi"><label id="qgqbi"></label></pre></dl></form><center id="qgqbi"><rp id="qgqbi"></rp></center><font id="qgqbi"></font><menu id="qgqbi"></menu><small id="qgqbi"><strong id="qgqbi"><sup id="qgqbi"><form id="qgqbi"></form></sup></strong></small><label id="qgqbi"><tfoot id="qgqbi"><em id="qgqbi"></em></tfoot></label><optgroup id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></optgroup><label id="qgqbi"></label><meter id="qgqbi"><noframes id="qgqbi"><i id="qgqbi"><ins id="qgqbi"></ins></i></noframes></meter><kbd id="qgqbi"></kbd><b id="qgqbi"></b><dl id="qgqbi"><delect id="qgqbi"><th id="qgqbi"><span id="qgqbi"></span></th></delect></dl><font id="qgqbi"></font><small id="qgqbi"></small><mark id="qgqbi"></mark><del id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></del><dd id="qgqbi"><ruby id="qgqbi"><menu id="qgqbi"></menu></ruby></dd><th id="qgqbi"><em id="qgqbi"></em></th><abbr id="qgqbi"></abbr><span id="qgqbi"><kbd id="qgqbi"><dfn id="qgqbi"><sub id="qgqbi"></sub></dfn></kbd></span><ins id="qgqbi"></ins><s id="qgqbi"><progress id="qgqbi"></progress></s><th id="qgqbi"></th><bdo id="qgqbi"></bdo><blockquote id="qgqbi"></blockquote><b id="qgqbi"></b><nav id="qgqbi"><div id="qgqbi"></div></nav> <meter id="qgqbi"><dfn id="qgqbi"><source id="qgqbi"><tr id="qgqbi"></tr></source></dfn></meter><tfoot id="qgqbi"></tfoot><big id="qgqbi"><pre id="qgqbi"><s id="qgqbi"></s></pre></big><small id="qgqbi"></small><table id="qgqbi"><td id="qgqbi"><sup id="qgqbi"></sup></td></table><form id="qgqbi"><tr id="qgqbi"></tr></form><tr id="qgqbi"><fieldset id="qgqbi"><thead id="qgqbi"><strong id="qgqbi"></strong></thead></fieldset></tr><ul id="qgqbi"></ul><center id="qgqbi"><optgroup id="qgqbi"><div id="qgqbi"></div></optgroup></center><rp id="qgqbi"><input id="qgqbi"><blockquote id="qgqbi"><th id="qgqbi"></th></blockquote></input></rp><tbody id="qgqbi"></tbody><form id="qgqbi"><u id="qgqbi"><fieldset id="qgqbi"></fieldset></u></form><rp id="qgqbi"></rp><b id="qgqbi"><small id="qgqbi"></small></b><dd id="qgqbi"></dd><kbd id="qgqbi"></kbd><code id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"></ul></pre></code><strong id="qgqbi"></strong><cite id="qgqbi"><sub id="qgqbi"></sub></cite><object id="qgqbi"></object><dfn id="qgqbi"></dfn><pre id="qgqbi"></pre><xmp id="qgqbi"></xmp><pre id="qgqbi"></pre><sup id="qgqbi"><form id="qgqbi"><cite id="qgqbi"></cite></form></sup><tt id="qgqbi"><tbody id="qgqbi"><acronym id="qgqbi"><b id="qgqbi"></b></acronym></tbody></tt><input id="qgqbi"></input><acronym id="qgqbi"><samp id="qgqbi"><code id="qgqbi"></code></samp></acronym><nobr id="qgqbi"><pre id="qgqbi"><ul id="qgqbi"><strong id="qgqbi"></strong></ul></pre></nobr><menuitem id="qgqbi"><em id="qgqbi"><wbr id="qgqbi"><mark id="qgqbi"></mark></wbr></em></menuitem><dl id="qgqbi"></dl><rp id="qgqbi"><input id="qgqbi"><div id="qgqbi"></div></input></rp><div id="qgqbi"><button id="qgqbi"><pre id="qgqbi"><meter id="qgqbi"></meter></pre></button></div><address id="qgqbi"></address><thead id="qgqbi"><abbr id="qgqbi"><sup id="qgqbi"></sup></abbr></thead><em id="qgqbi"></em><ul id="qgqbi"><listing id="qgqbi"><wbr id="qgqbi"></wbr></listing></ul><listing id="qgqbi"></listing><wbr id="qgqbi"></wbr><thead id="qgqbi"><abbr id="qgqbi"><strike id="qgqbi"></strike></abbr></thead><menuitem id="qgqbi"></menuitem><pre id="qgqbi"></pre><pre id="qgqbi"></pre><dl id="qgqbi"><delect id="qgqbi"><bdo id="qgqbi"><span id="qgqbi"></span></bdo></delect></dl><ruby id="qgqbi"></ruby><pre id="qgqbi"><strike id="qgqbi"><tt id="qgqbi"><i id="qgqbi"></i></tt></strike></pre><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset><cite id="qgqbi"><sub id="qgqbi"></sub></cite><optgroup id="qgqbi"></optgroup><fieldset id="qgqbi"><address id="qgqbi"></address></fieldset></div> <div class="friend-links"> <a href="http://www.bjcldhs.com">亚洲另类在线欧美制服</a> <a href="http://www.ahlxmyzz.com">色七七在线综合视频</a> <a href="http://www.junzishuo.com">亚洲中文字幕久久精品91</a> <a href="http://www.yhzblp.com">国产精品自在在线免费</a> <a href="http://www.zwlkg.com">久久国产乱子伦精品免费午夜</a> </div> </footer> <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body><div id="wqxck" class="pl_css_ganrao" style="display: none;"><sub id="wqxck"><label id="wqxck"><th id="wqxck"></th></label></sub><li id="wqxck"></li><th id="wqxck"><rt id="wqxck"><del id="wqxck"><dfn id="wqxck"></dfn></del></rt></th><nobr id="wqxck"></nobr><sup id="wqxck"><form id="wqxck"></form></sup><label id="wqxck"></label><form id="wqxck"><legend id="wqxck"><pre id="wqxck"><input id="wqxck"></input></pre></legend></form><strong id="wqxck"><font id="wqxck"><li id="wqxck"><tfoot id="wqxck"></tfoot></li></font></strong><rp id="wqxck"><input id="wqxck"><blockquote id="wqxck"><th id="wqxck"></th></blockquote></input></rp><ol id="wqxck"></ol><bdo id="wqxck"><span id="wqxck"><dfn id="wqxck"></dfn></span></bdo><var id="wqxck"><wbr id="wqxck"><abbr id="wqxck"><strong id="wqxck"></strong></abbr></wbr></var><meter id="wqxck"><dfn id="wqxck"><source id="wqxck"></source></dfn></meter><td id="wqxck"><ruby id="wqxck"><optgroup id="wqxck"><legend id="wqxck"></legend></optgroup></ruby></td><th id="wqxck"><em id="wqxck"></em></th><i id="wqxck"></i><u id="wqxck"></u><thead id="wqxck"></thead><li id="wqxck"><tfoot id="wqxck"><em id="wqxck"><style id="wqxck"></style></em></tfoot></li><dfn id="wqxck"><td id="wqxck"></td></dfn><pre id="wqxck"><strike id="wqxck"><tt id="wqxck"><i id="wqxck"></i></tt></strike></pre><dl id="wqxck"><pre id="wqxck"><label id="wqxck"></label></pre></dl><legend id="wqxck"><mark id="wqxck"></mark></legend><label id="wqxck"><em id="wqxck"><style id="wqxck"></style></em></label><em id="wqxck"></em><xmp id="wqxck"></xmp><input id="wqxck"></input><table id="wqxck"><td id="wqxck"></td></table><em id="wqxck"><style id="wqxck"><mark id="wqxck"></mark></style></em><font id="wqxck"></font><dl id="wqxck"><small id="wqxck"><p id="wqxck"></p></small></dl><pre id="wqxck"></pre><blockquote id="wqxck"></blockquote><ol id="wqxck"></ol><form id="wqxck"><u id="wqxck"><thead id="wqxck"></thead></u></form><kbd id="wqxck"></kbd><em id="wqxck"><small id="wqxck"><tbody id="wqxck"><noframes id="wqxck"></noframes></tbody></small></em><strong id="wqxck"></strong><abbr id="wqxck"></abbr><dl id="wqxck"><delect id="wqxck"><bdo id="wqxck"></bdo></delect></dl><sup id="wqxck"><optgroup id="wqxck"></optgroup></sup><form id="wqxck"></form><optgroup id="wqxck"><blockquote id="wqxck"></blockquote></optgroup><progress id="wqxck"></progress><tbody id="wqxck"><menuitem id="wqxck"></menuitem></tbody><tr id="wqxck"></tr><progress id="wqxck"></progress><thead id="wqxck"></thead><div id="wqxck"><button id="wqxck"><object id="wqxck"><meter id="wqxck"></meter></object></button></div><object id="wqxck"><del id="wqxck"><option id="wqxck"></option></del></object></div></html>