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id="tx27a4i" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637350689032080078/3727790.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="m7hj28k" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637350689032080078/3727790.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="scjqseb" 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>通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA,石家莊工業(yè)泵機(jī)械密封</p><p><span>***更新：</span>2020-12-14 05:17:16</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="n8cebtv" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">伊格爾博格曼機(jī)械密封（張家港）有限公司</a></p><p><span>聯(lián)系人：</span>閆女士</p><p><span>郵箱: </span>eaglebugmann@qq.com</p><p><span>電話: </span>18013293108</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://eaglebugmann.com</p><p><span>手機(jī): </span>0512-58756006</p><p><span>地址: </span>德積福民村（天霸路）</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="lfmj7cq" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="mgspmyf" class="box"><p><p> 因?yàn)闄C(jī)械密封所密封的介質(zhì)是不同的，涼水和熱水的溫度不同，密封的介質(zhì)是否具有腐蝕性，腔室內(nèi)壓力的不同，機(jī)械密封的設(shè)計(jì)就會不同，檢修工藝也會有所差別，機(jī)械密封檢修過程中總結(jié)出一些經(jīng)驗(yàn)：機(jī)械密封要組裝，清掃檢查莫忘記。先看兩環(huán)后看軸，傷痕裂紋不要漏。在把膠圈看，氣孔直徑要看清。各種尺寸需測量，兩環(huán)間隙要調(diào)好。緊力一定要校核，小小彈簧是關(guān)鍵。螺栓受力要均勻，輕拿輕放好習(xí)慣水泵機(jī)械密封是轉(zhuǎn)動機(jī)械本體密封有效的方式之一，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(shí)注意事項(xiàng)在拆卸機(jī)械密封時(shí)，嚴(yán)禁動用手錘和扁鏟，通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA，以免損害密封元件，通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA。如果在泵兩端都有機(jī)械密封時(shí)，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(shí)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?yàn)樵谒蓜雍?，摩擦副原來運(yùn)轉(zhuǎn)軌跡會發(fā)生改變，通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA，接觸面的密封性就很容易遭到破壞。如密封元件被污垢或凝聚物粘結(jié)，應(yīng)***凝結(jié)物后再進(jìn)行機(jī)械密封的拆卸。采用機(jī)械密封的水泵有：化工泵，離心泵,多級泵。朝陽區(qū)石家莊工業(yè)泵機(jī)械密封HM74D-190SGA。通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA,石家莊工業(yè)泵機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637350689032080078/3727790.png"></div><p> 軸流管道泵的性能特點(diǎn)1、管道泵結(jié)構(gòu)緊湊,機(jī)泵一體化,體積小.其立式結(jié)構(gòu)具有安裝占地面積小,運(yùn)行平穩(wěn),安裝無需調(diào)整2、泵進(jìn)出口設(shè)計(jì)成規(guī)格相同法蘭,且位于同一中心在線,可象閥門一樣直接安裝在管路上,且中心低,便于管道布置,安裝方便.3、泵與電機(jī)同軸,軸向尺寸短,使泵運(yùn)行更加平穩(wěn),噪音低.4、取消傳統(tǒng)軸封方式,避免了輸送介質(zhì)的外泄,因此具有完全無泄漏的特點(diǎn)。十四、自吸泵自吸泵的工作原理是：水泵啟動前先在泵殼內(nèi)灌滿水(或泵殼內(nèi)自身存有水)。啟動后葉輪高速旋轉(zhuǎn)使葉輪槽道中的水流向渦殼，這時(shí)入口形成真空，使進(jìn)水逆止門打開，吸入管內(nèi)的空氣進(jìn)入泵內(nèi)，并經(jīng)葉輪槽道到達(dá)外緣。自吸泵的性能特點(diǎn)自吸泵屬自吸式離心泵，它具有結(jié)構(gòu)緊湊、操作方便、運(yùn)行平穩(wěn)、維護(hù)容易、效率高、壽命長，并有較強(qiáng)的自吸能力等優(yōu)點(diǎn)。管路不需安裝底閥，工作前只需保證泵體內(nèi)儲有定量引液即可。不同液體可采用不同材質(zhì)自吸泵。1、排污能力強(qiáng)：特殊的葉輪防堵設(shè)計(jì)，確保了泵高效且無堵塞。2、高效節(jié)能：采用水力模型，效率比一般自吸泵高3～5%。3、自吸性能好：自吸高度比一般自吸泵高1米，且自吸時(shí)間更短。十五、活塞泵活塞泵工作時(shí)借活塞在汽缸內(nèi)的往復(fù)作用使缸內(nèi)容積反復(fù)變化。遼陽40DT-A25石家莊工業(yè)泵機(jī)械密封石家莊工業(yè)泵機(jī)械密封40DT-17。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA,石家莊工業(yè)泵機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637350689515996094/1183825.png"></div><p> 是否影響機(jī)械密封的正常工作狀態(tài)。⑤檢查固定端蓋的螺釘是否松動，而引起密封端蓋的偏斜。⑥檢查泵的軸向竄動和徑向振動是否超過使用的技術(shù)要求。⑦若是裝軸套的情況，檢查軸套與軸之間的密封是否損壞，位置是否正確。⑧檢查密封體內(nèi)有無密封液循環(huán)，機(jī)械密封是否處于干摩擦狀態(tài)。機(jī)械密封件的選型方法和使用要求機(jī)械密封件屬于精密、結(jié)構(gòu)較為復(fù)雜的機(jī)械基礎(chǔ)元件之一，是各種泵類、反應(yīng)合成釜、透平壓縮機(jī)、潛水電機(jī)等設(shè)備的關(guān)鍵部件。其密封性能和使用壽命取決于許多因素，如選型、機(jī)器的精度、正確的安裝使用等。一、選型方法機(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。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。選型的基本原則為：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。2.根據(jù)工作速度，確定采用旋轉(zhuǎn)式或靜止式，流體動壓式或非接觸型。3.根據(jù)溫度及流體性質(zhì)，確定摩擦副和輔助密封材料。</p><p> 機(jī)械密封是用于密封旋轉(zhuǎn)軸與靜止泵腔的機(jī)械部件。被密封部分為圓柱形區(qū)域，設(shè)備中的軸旋轉(zhuǎn)并且貫穿設(shè)備內(nèi)外，機(jī)體部分靜止且內(nèi)部充滿流體介質(zhì)。在壓力差、濃度差、溫度差等驅(qū)動下，設(shè)備內(nèi)外流體相互交換；“密封”意味著控制內(nèi)外區(qū)域間流體的交換，使界面處“沒有泄露”現(xiàn)象。布赫特在《工業(yè)密封技術(shù)》一書中是這樣解釋的：機(jī)械密封是一個(gè)由一系列簡單設(shè)計(jì)元件組成的組合機(jī)構(gòu)，密封作用由兩個(gè)帶平面的主密封環(huán)完成，以防止泄漏。其中一個(gè)密封環(huán)與軸連在一起轉(zhuǎn)動，另一個(gè)密封環(huán)固定在殼體上。為了密封離心泵軸，靜密封環(huán)安裝在密封腔壓蓋上。在泵軸轉(zhuǎn)動期間，裝在軸上的密封環(huán)的密封面與對面的靜環(huán)密封面相摩擦。這兩個(gè)密封接觸面的接觸作用類似軸承，并且受到磨損。任何形式的系統(tǒng)泄漏都必須通過這個(gè)密封接觸面。作用在軸向的力使密封環(huán)始終保持摩擦接觸，其來源可以為機(jī)械的或者是液壓的，在很多設(shè)計(jì)中，取兩者之和。這種穩(wěn)定的接觸可以防止從摩擦面間泄漏或使泄漏量減到小。插張圖比較直觀：機(jī)械密封按照應(yīng)用的主機(jī)分類可分為泵用密封、釜用密封、壓縮機(jī)用密封等。泵用密封包括各種離心泵、旋渦泵、螺桿泵、內(nèi)燃機(jī)冷卻水泵，船用泵等。50DT-B40石家莊工業(yè)泵機(jī)械密封。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA,石家莊工業(yè)泵機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637350688990556641/8140832.png"></div><p> 泵在過程流體機(jī)械中占有很大比例，它是一種通用機(jī)械，是輸送流體并提高流體壓力的機(jī)器。在各個(gè)工業(yè)領(lǐng)域中，凡是有流體輸送的地方就有泵在工作，其主要應(yīng)用范圍有水利、石油、化工、城市給排水、冶金和交通運(yùn)輸?shù)裙I(yè)部門。根據(jù)作用原理，泵可以分為三大類：①容積泵：利用容積周期性變化來輸送并提高流體壓力，如活塞泵、柱塞泵、隔膜泵、齒輪泵等；②葉片泵：依靠泵內(nèi)高速旋轉(zhuǎn)的葉輪將能量傳給液體，提高壓力并輸送流體，如離心泵、混流泵、軸流泵等；③其他類型的泵：利用液體靜壓力或流體動能來輸送液體的流體動力泵，如射流泵、水錘泵等。1.離心泵離心泵特點(diǎn)：①結(jié)構(gòu)緊湊；②輸送流體種類多，流量和揚(yáng)程范圍寬；③適用于輕度腐蝕性液體；④控制選擇多；⑤流量均勻、運(yùn)轉(zhuǎn)平穩(wěn)、振動小，不需要特別減震措施；⑥設(shè)備安裝、維護(hù)檢修費(fèi)用較低。適用場合：用于電力、冶金、煤炭、建材等行業(yè)輸送含有固體顆粒的液體。2.多級離心泵特點(diǎn)：①多級離心泵為立式結(jié)構(gòu)，具有占地面積小的特點(diǎn)，泵重心重合于泵腳中心，因而運(yùn)行平穩(wěn)、振動小、壽命長。②多級離心泵口徑相同且在同一水平中心線上，無需改變管路結(jié)構(gòu)，可直接安裝在管道的任何部門。石家莊工業(yè)泵機(jī)械密封1.5/1B-AH。朝陽區(qū)100DT-A45石家莊工業(yè)泵機(jī)械密封</p><p style="text-indent:25px">石家莊工業(yè)泵機(jī)械密封300DI-A60。通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA</p><p> 3)先將靜環(huán)與壓蓋一起裝在軸上，注意不要與軸相碰，然后將動環(huán)組件裝入。彈簧座或傳動座的緊定螺釘應(yīng)分幾次均勻擰緊。在未固定壓蓋之前，用手推補(bǔ)償環(huán)作軸向壓縮，松開后補(bǔ)償環(huán)能自動彈回?zé)o卡滯現(xiàn)象，然后將壓蓋螺拴均勻地鎖緊。4.使用(1)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、有毒時(shí)，必須采取相應(yīng)的阻封、沖洗、冷卻、過濾等措施。(2)運(yùn)轉(zhuǎn)前用手盤車，注意轉(zhuǎn)矩是否過大，有無擦碰及不正常的聲音。(3)注意旋向，聯(lián)軸器是否對中，軸承部位的潤滑油加法是否適當(dāng)，配管是否正確。(4)運(yùn)轉(zhuǎn)前首先將介質(zhì)、冷卻水閥門打開，檢查密封腔內(nèi)的氣體是否全排出，防止靜壓引起泄漏，然后開機(jī)運(yùn)行。(5)開車后工作是否正常穩(wěn)定，有無因軸轉(zhuǎn)動引起的異常轉(zhuǎn)矩，以及異常響聲和過熱現(xiàn)象。三、主要技術(shù)結(jié)構(gòu)和解決方法這些泵的機(jī)械密封是由兩塊垂直于軸的密封元件(靜環(huán)和動環(huán))組成的，其表面光潔而平直，相互貼合。密封端面平面度不大于，表面粗糙度，金屬材料Ra=μm，非金屬材料Ra=μm。動環(huán)和靜環(huán)作相對轉(zhuǎn)動，摩擦副材料為石墨、氧化鋁陶瓷、碳化硅、氮化硅、碳化鎢硬質(zhì)合金等。工作時(shí)，靠彈簧和密封介質(zhì)(工作溶液)的壓力在旋轉(zhuǎn)的動環(huán)和靜環(huán)的接觸表面上產(chǎn)生適當(dāng)?shù)膲壕o力。通化石家莊工業(yè)泵機(jī)械密封HM74D-190SGA</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2396900.html</p></div></div></div></div></div><div id="ujb73i7" class="page-right twoColRt"><div id="gartkmt" class="box01 margin10 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