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class="proBig"><div id="3nyar2j" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shyfby/637444922350876569/7445526.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="kjgszyk" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shyfby/637444922350876569/7445526.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="trtk78q" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>天津襯氟泵生產(chǎn),泵</p><p><span>***更新：</span>2021-01-14 07:04:16</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="shoqxo2" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海原孚泵業(yè)制造有限公司</a></p><p><span>聯(lián)系人：</span>吳經(jīng)理</p><p><span>郵箱: </span>yfbeng@163.com</p><p><span>電話: </span>17317897926</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.yfbeng.cn</p><p><span>手機(jī): </span>021-58570166</p><p><span>地址: </span>車(chē)墩鎮(zhèn)朝陽(yáng)路20號(hào)5幢104室</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="kipw2nw" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="2celnjq" class="box"><p><p> 水泵的軸向力知識(shí)軸向力的產(chǎn)生及危害1、當(dāng)泵在正常運(yùn)行時(shí)，葉輪吸入口處的壓力為P1，葉輪背面的壓力為P2,且P2>P1。因此沿著泵的軸向方向就會(huì)產(chǎn)生一個(gè)推力F1。2、由于葉輪流道內(nèi)的壓力分布不對(duì)稱(chēng)而產(chǎn)生的軸向力F4。3、對(duì)于立式泵而言，其內(nèi)部的轉(zhuǎn)子是有重力的，這會(huì)成為軸向力的組成部分；而對(duì)于臥式泵，這個(gè)軸向力是不存在的。4、葉輪前后蓋板不對(duì)稱(chēng)；5、軸臺(tái)階，軸端等結(jié)構(gòu)設(shè)計(jì)存在不合理因素；6、其他因素引起轉(zhuǎn)子產(chǎn)生軸向力，如泵腔內(nèi)徑向流。7、液體流經(jīng)葉輪后，由于流動(dòng)方向變化所產(chǎn)生的動(dòng)反力F2。在多級(jí)離心泵中，流體通常由軸向流入葉輪，徑向流出，流動(dòng)方向的變化是由于液體受到葉輪的作用力，因此液體也反作用給葉輪一個(gè)大小相等、方向相反的力。由于葉片上壓力分布不對(duì)稱(chēng)而引起的軸向力F8.葉片工作面壓強(qiáng)大于葉片背面的壓強(qiáng)，其所形成的壓力差也將產(chǎn)生軸向力，天津襯氟泵生產(chǎn)。在眾多產(chǎn)生軸向力的因素中，天津襯氟泵生產(chǎn)，泵腔內(nèi)流體的動(dòng)反力以及葉輪前后蓋板不對(duì)稱(chēng)是轉(zhuǎn)子產(chǎn)生軸向力的主要原因。襯氟離心泵哪家服務(wù)好，天津襯氟泵生產(chǎn)，上海原孚泵業(yè)為您服務(wù)！期待您的來(lái)電！天津襯氟泵生產(chǎn)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="天津襯氟泵生產(chǎn),泵" src="https://tyunfile.71360.com/UploadFile/shyfby/637444922350876569/7445526.png"></div><p> 防腐泵油封的正確安裝方法油封安裝前，軸或腔體一定不要受到“損傷”，否則會(huì)導(dǎo)致油封泄漏。中途搬運(yùn)一定要使用好用的油封搬運(yùn)夾具，這樣才能夠避免加工后的軸或者腔體產(chǎn)生碰撞。油封組裝前的準(zhǔn)備工作1.將油封從倉(cāng)庫(kù)中取出時(shí)，要查看油封表面以及唇口部位是否有灰塵及沙塵等雜質(zhì)，避免這些物質(zhì)在軸運(yùn)動(dòng)過(guò)程中損傷唇口和軸部，引起泄漏。2.對(duì)于像TC、TA、TB、TF這類(lèi)有兩個(gè)以上唇口的油封，請(qǐng)?jiān)诖娇诓刻畛錆?rùn)滑脂，對(duì)于像SC、VC、VB這類(lèi)單唇口油封也要在唇端涂抹潤(rùn)滑油脂。3.確認(rèn)軸、腔體表面無(wú)附著的防銹油或灰塵等異物，如有請(qǐng)清洗干凈。4.確認(rèn)軸腔體、倒角等表面無(wú)毛邊，避免安裝時(shí)這些毛邊會(huì)損傷唇口部位。5.向腔體內(nèi)組裝，要注意油封的安裝方向是將密封唇部朝向密封介質(zhì)一側(cè)。6.在安裝油封時(shí)，請(qǐng)使用好用夾具，以避免油封產(chǎn)生傾斜。另外，在安裝時(shí)經(jīng)常會(huì)發(fā)生以下幾種操作不當(dāng)案例，一定要注意避免。江蘇氟塑料化工泵四氟泵哪家專(zhuān)業(yè)，上海原孚泵業(yè)值得信賴(lài)，歡迎各位新老朋友垂詢(xún)！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="天津襯氟泵生產(chǎn),泵" src="https://tyunfile.71360.com/UploadFile/shyfby/637444922370876611/6769916.png"></div><p> 離心泵檢修，檢修標(biāo)準(zhǔn)按設(shè)備制造廠要求執(zhí)行，無(wú)要求的按本標(biāo)準(zhǔn)執(zhí)行。1、葉輪的要求a.葉輪與軸的配合為H7/js6。b.更換的葉輪應(yīng)做靜平衡，工作轉(zhuǎn)速在3000r/min的葉輪，外徑上允許剩余不平衡不得大于表6的要求。必要時(shí)組裝后轉(zhuǎn)子做動(dòng)平衡校驗(yàn)，一般情況下，動(dòng)平衡精度要達(dá)到級(jí)。c.平衡校驗(yàn)，一般情況在葉輪上去重，但切去厚度不得大于葉輪壁厚的1/3。d.對(duì)于熱油泵，葉輪與軸裝配時(shí)，鍵頂部應(yīng)留有間隙，葉輪與前后隔板的軸向間隙不小于1~2mm。2、主軸a.主軸頸圓柱度為軸徑的，大值不超過(guò)，且表面應(yīng)無(wú)傷痕，表面粗糙度為。b.以?xún)奢S頸為基準(zhǔn)，找聯(lián)軸節(jié)和軸中段的徑向圓跳動(dòng)公差值為。 </p><p> 機(jī)械密封結(jié)構(gòu)形式分析1、離心泵動(dòng)環(huán)的結(jié)構(gòu)形式動(dòng)環(huán)常用的結(jié)構(gòu)。(a)比較簡(jiǎn)單，省略了推環(huán)，適合采用橡膠O形輔助密封圈，缺點(diǎn)是密封圈溝槽直徑不易測(cè)量，使加工與維修不便;(b)對(duì)于各種形狀的輔助密封圈都能適應(yīng)，裝拆方便，且容易找出因密封圈尺寸不合適而發(fā)生泄漏的原因;(c)只適合用0形密封圈，對(duì)密封圈尺寸精度要求低，容易密封，但密封圈易變形.為鑲嵌式結(jié)構(gòu)，這種結(jié)構(gòu)是將密封端面做成矩形截面的環(huán)狀零件(稱(chēng)為動(dòng)環(huán))，鑲嵌在金屬環(huán)座內(nèi)(稱(chēng)為動(dòng)環(huán)座)，從而可節(jié)約貴重金屬。(d)為采用壓裝和熱裝的剛性過(guò)盈鑲嵌結(jié)構(gòu)，加工簡(jiǎn)便，但由于動(dòng)環(huán)與動(dòng)環(huán)座材料的線脹系數(shù)不同，高溫時(shí)易脫落，一般使用于軸徑小于100mm、使用壓力小于5MPa、密封端面平均線速度小于20m/s的場(chǎng)合。(e)為柔性過(guò)盈鑲嵌結(jié)構(gòu)，其徑向不與動(dòng)環(huán)座接觸，而是支承在柔性的輔助密封圈上，并采用柱銷(xiāo)連接，從而克服(d)的缺點(diǎn)，但加工困難，在標(biāo)準(zhǔn)型機(jī)械密封中很少采用。氟塑料磁力泵選哪家，上海原孚泵業(yè)為您服務(wù)！相信您的選擇，值得信賴(lài)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="天津襯氟泵生產(chǎn),泵" src="https://tyunfile.71360.com/UploadFile/shyfby/637444922442087550/7092855.png"></div><p> 耐酸堿襯氟自吸泵流量與揚(yáng)程、功率相互之間的變化規(guī)律揚(yáng)程和功率隨水泵流量增大而逐漸減小，但是在變化進(jìn)程中間有轉(zhuǎn)折，隨流量增加，揚(yáng)程和功率反而逐漸升高，以后又逐漸下降。當(dāng)流量大時(shí)，效率高；當(dāng)流量Q=0時(shí)，水泵揚(yáng)程和軸功率均為高效率時(shí)的—2倍左右。自吸泵若在小流量的情況下工作，因?yàn)楸脙?nèi)產(chǎn)生漩渦，形成水泵效率急劇下降，并會(huì)出現(xiàn)性能不穩(wěn)定的工作狀態(tài)，在生產(chǎn)中是不允許的。A.從自吸泵性能參數(shù)相互關(guān)系的變化規(guī)律告訴我們：1、自吸泵不宜采用變閥來(lái)調(diào)節(jié)水泵性能。自吸泵在使用中，有時(shí)水泵性能不符合生產(chǎn)需要，就要調(diào)節(jié)水泵性能，使之能夠滿足實(shí)際需要。例如冬季枯水、夏天汛期，進(jìn)水池或出水池水位都發(fā)生了變化，原來(lái)所決定的揚(yáng)程和流量已經(jīng)不適應(yīng)，效率降低。所以，若要水泵既能滿足新要求，又能在較高的效率下工作，這就需要對(duì)水泵性能進(jìn)行調(diào)節(jié)。自吸泵在使用中，如何調(diào)節(jié)其性能?2、自吸泵不能隨便將流量減小，否則，水泵將會(huì)出現(xiàn)不穩(wěn)定工作狀態(tài)，且產(chǎn)生劇烈的振動(dòng)和噪音，效率也急劇地下降，這對(duì)水泵工作是很不利的。3、為了減少動(dòng)力機(jī)啟動(dòng)功率，自吸泵應(yīng)開(kāi)閥啟動(dòng)，因?yàn)榇藭r(shí)功率小，對(duì)動(dòng)力機(jī)安全。否則，電動(dòng)機(jī)起動(dòng)功率過(guò)大，以致燒毀電機(jī)。襯氟磁力泵選哪家，上海原孚泵業(yè)為您服務(wù)！期待您的來(lái)電！天津襯氟泵生產(chǎn)</p><p style="text-indent:25px">氟塑料離心泵哪家專(zhuān)業(yè)，上海原孚泵業(yè)值得信賴(lài)，歡迎有需求的朋友們聯(lián)系我司！天津襯氟泵生產(chǎn)</p><p> 離心泵汽蝕的識(shí)別汽蝕是造成離心泵的性能和效率下降的主要原因之一，及時(shí)識(shí)別出汽蝕的發(fā)生，便于采取相應(yīng)的防范措施，實(shí)際生產(chǎn)中可根據(jù)如下幾種辦法判別是否發(fā)生了汽蝕。1、根據(jù)噪音識(shí)別汽蝕發(fā)生時(shí)由于液體撞擊會(huì)產(chǎn)生各種噪聲，并且當(dāng)汽蝕嚴(yán)重時(shí)，可聽(tīng)到泵內(nèi)發(fā)出類(lèi)似于爆竹的噼噼啪啪的聲音。我們可以據(jù)此作為汽蝕的判斷。2、根據(jù)振動(dòng)識(shí)別離心泵的汽蝕伴隨著泵體的振動(dòng)，因此可以在泵體上加振動(dòng)傳感器，當(dāng)泵運(yùn)行時(shí)發(fā)現(xiàn)振動(dòng)與正常有異，應(yīng)該首先考慮是否發(fā)生了汽蝕。在實(shí)際生產(chǎn)中，我們可以根據(jù)經(jīng)驗(yàn)感覺(jué)出泵體振動(dòng)的不同，從而初步判定是否產(chǎn)生了汽蝕。天津襯氟泵生產(chǎn)</p><p style="text-indent:25px">上海原孚泵業(yè)制造有限公司是一家經(jīng)營(yíng)范圍：水泵閥門(mén)(除壓力)、機(jī)電設(shè)備(除特種)加工及銷(xiāo)售(以上限分支經(jīng)營(yíng));管道(除特種)及配件、儀器儀表、五金交電、電線電纜批發(fā)零售;商務(wù)信息咨詢(xún)。[依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門(mén)批準(zhǔn)后方可開(kāi)展經(jīng)營(yíng)活動(dòng)]的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠(chéng)實(shí)可信的企業(yè)。上海原孚泵業(yè)作為經(jīng)營(yíng)范圍：水泵閥門(mén)(除壓力)、機(jī)電設(shè)備(除特種)加工及銷(xiāo)售(以上限分支經(jīng)營(yíng));管道(除特種)及配件、儀器儀表、五金交電、電線電纜批發(fā)零售;商務(wù)信息咨詢(xún)。[依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門(mén)批準(zhǔn)后方可開(kāi)展經(jīng)營(yíng)活動(dòng)]的企業(yè)之一，為客戶(hù)提供良好的襯氟泵，氟塑料泵，氟塑料離心泵，氟塑料磁力泵。上海原孚泵業(yè)不斷開(kāi)拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺(tái)，以應(yīng)用為重點(diǎn)，以服務(wù)為保證，不斷為客戶(hù)創(chuàng)造更高價(jià)值，提供更優(yōu)服務(wù)。上海原孚泵業(yè)始終關(guān)注自身，在風(fēng)云變化的時(shí)代，對(duì)自身的建設(shè)毫不懈怠，高度的專(zhuān)注與執(zhí)著使上海原孚泵業(yè)在行業(yè)的從容而自信。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2840696.html</p></div></div></div></div></div><div id="8ugne8n" 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