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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="azgdhde" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/lscmjx/637245508432666015/3759146.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="bfm3c8c" 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>聊城密封行價</p><p><span>***更新：</span>2020-06-06 18:19:29</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="pwsegse" 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="hwqvxtf" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="ve2ury3" class="box"><p><p> 機(jī)械密封的動環(huán)、靜環(huán)，聊城密封行價、密封圈、彈性元件的工作狀態(tài)如何? </p> <p> <p> 動密封環(huán)(亦稱動環(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)相對滑動，當(dāng)密封面磨損以后，動環(huán)可以軸向移動進(jìn)行自動補(bǔ)償，保持密封面的良好貼合，聊城密封行價。 </p> <p> 靜密封環(huán)(亦稱靜環(huán)) </p> <p> 安置在泵殼上靜止不動，它與動環(huán)配對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)具有一定浮動性。 </p> <p> 動環(huán)密封圈 </p> <p> 采用與靜密封圈相同的密封圈，防止介質(zhì)從動環(huán)與軸之間的間隙中產(chǎn)生泄漏，并使動環(huán)具有一定的浮動性，聊城密封行價，保證動環(huán)與靜環(huán)的良好貼合，當(dāng)密封面磨損后能使動環(huán)可以產(chǎn)生軸向移動。 </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> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="聊城密封行價" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245508432666015/3759146.jpg"></div><p> 盤根填料的形式和特點(diǎn) </p> <p> 隨著生產(chǎn)工藝的不斷出現(xiàn)，盤根填料的編制形式也逐漸多樣化，根據(jù)使用條件和環(huán)境的不同，不同的編制形式對密封的性能和受用壽命有著直接的影響。盤根編制填料主要采用的編制形式有：發(fā)辮編織、套層編織、穿心編制、夾心編制等。盤根的編制形式和特點(diǎn)如下： </p> <p> 發(fā)辮編織 </p> <p> 發(fā)辮編織是用八個錠子在二軌道上運(yùn)行編織，在四角和中間沒有絨芯，編織的產(chǎn)品斷面為方形，其特點(diǎn)是盤根松散，但對軸振動和偏心用一定的補(bǔ)償作用，只用于小斷面填料，但斷面尺寸大將會出現(xiàn)填料外表花紋粗糙，結(jié)構(gòu)松弛，致密性差的缺點(diǎn) </p> <p> 套層編織 </p> <p> 套層編織是用8、12、16、24、36、48、60等個錠子在二軌道上編織，根據(jù)盤根規(guī)格決定套層，一般編織1~4層，中間沒有絨芯，套層填料致密性好，密封性強(qiáng)，但由于是套層，層間沒有纖維相連容易脫層，故多用于靜密封或低速設(shè)備。 </p> <p> 夾心編織 </p> <p> 夾心編制是以橡膠或金屬為芯子，纖維在外，一層套一層的編織，層數(shù)按需要而定，類似于套層編織，夾心編織致密性較好，強(qiáng)度高，彎曲性能好，密封性好，但與套層結(jié)構(gòu)一樣，表面層磨損后就容易脫落，一般用于泵、閥，極少用于往復(fù)設(shè)備。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="聊城密封行價" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245503925410156/7817432.jpg"></div><p> 在工業(yè)生產(chǎn)中，水泵密封采用機(jī)械密封已經(jīng)成為大家的共識，其相比傳統(tǒng)的盤根填料密封，能耗低，密封性能好，使用壽命長普遍得到共同的認(rèn)可。但是，同樣是機(jī)械密封也是有區(qū)分，一些廠家為了投標(biāo)降低成本采用**代機(jī)械密封，雖然價格低廉，但是浮動性能差、使用壽命短，同時因為介質(zhì)泄漏造成的不必要停機(jī)，影響了設(shè)備連續(xù)生產(chǎn)，也給現(xiàn)場維修帶來了困擾。水泵機(jī)械密封是轉(zhuǎn)動機(jī)械本體密封較大程度有效的方式之一，其本身加工的精度比較高，尤其是動、靜環(huán)，如果拆裝方法不合適或使用不當(dāng)，裝配后的機(jī)械密封不但達(dá)不到密封的目的，而且會損壞集結(jié)的密封元件。機(jī)械密封拆卸時注意事項在拆卸機(jī)械密封時，嚴(yán)禁動用手錘和扁鏟，以免損害密封元件。如果在泵兩端都有機(jī)械密封時，則在拆卸過程中必須小心謹(jǐn)慎，防止顧此失彼。對工作過的機(jī)械密封，如果壓蓋松動時密封面發(fā)生移動的情況，則應(yīng)更換動靜環(huán)零件，不應(yīng)重新上緊繼續(xù)使用。因為在松動后，摩擦副原來運(yùn)轉(zhuǎn)軌跡會發(fā)生改變，接觸面的密封性就很容易遭到破壞。 </p><div 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