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<meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.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 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clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/second-_dzyqj/">電子元器件</a>?<a href="http://www.cdcfah.com/cp/third-dzyqj_ylbsq/">壓力變送器</a>?茂名官方螺桿泵深圳市群勛科技供應</p><div id="uoikhws" class="leftbox clearfix"><h1>茂名官方螺桿泵深圳市群勛科技供應</h1><div id="hwlc3d2" class="proBig"><div id="z33oy8w" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/qunxun/637211876906445312/5967838.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="xm32g7e" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/qunxun/637211876906445312/5967838.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8sro4sh" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>茂名官方螺桿泵,螺桿泵</p><p><span>***更新：</span>2020-08-10 15:16:35</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="y2lc47w" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市群勛科技有限公司</a></p><p><span>聯(lián)系人：</span>張華</p><p><span>郵箱: </span>zh@qxunad.com</p><p><span>電話: </span>18603057926</p><p><span>傳真: </span>0755_23156458</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0755-33075040</p><p><span>地址: </span>光明新區(qū)公明街道民生路70號銘源商務大廈808室</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="ga48u4j" class="page-proshow02"><p class="title">詳細說明</p><div id="v3vhgfr" class="box"><p><p> 螺桿泵業(yè)計量螺桿泵配件選型指南，隨著工業(yè)化和城市化的進程逐步加快，螺桿泵閥制造業(yè)的需求越來越大，發(fā)展前景異常廣闊。螺桿泵閥產(chǎn)業(yè)是一個龐大的產(chǎn)業(yè)群體，在國民經(jīng)濟建設中發(fā)揮著重要的作用。目前，我國螺桿泵閥行業(yè)低端領域已基本實現(xiàn)國產(chǎn)化，中**領域亦憑借著成本、服務等優(yōu)勢實現(xiàn)著對進口產(chǎn)品的逐步替代，并致力于螺桿泵閥行業(yè)的國際化競爭中。在過去的幾十年中，明杰螺桿泵業(yè)的螺桿泵閥產(chǎn)品經(jīng)過不斷的技術更新、新品開發(fā)和品牌創(chuàng)新，一直保持著業(yè)界計量螺桿泵產(chǎn)品技術的前端地位。在技術的應用，產(chǎn)品性能范圍、應用領域，茂名官方螺桿泵、產(chǎn)品質(zhì)量、可靠性、效率、噪聲、振動、外觀等多方面突出優(yōu)勢受到相關行業(yè)采購商的***關注與青睞。 </p> <p> 螺桿泵定義計量螺桿泵是一種可以滿足各種嚴格的工藝流程需要，茂名官方螺桿泵，流量可以在0-**范圍內(nèi)無級調(diào)節(jié)，用來輸送液體（特別是腐蝕性液體）一種特殊容積螺桿泵。計量螺桿泵也稱定量螺桿泵或比例螺桿泵，計量螺桿泵屬于往復式容積螺桿泵，用于精確計量的，通常要求計量螺桿泵的穩(wěn)定性精度不超過±1%。隨著現(xiàn)代化工業(yè)朝著自動化操作，茂名官方螺桿泵、遠距離自動控制這一形勢的不斷發(fā)展，計量螺桿泵的配套性強、適應介質(zhì)（液體）***的優(yōu)勢尤為顯得突出。 </p> <p> <br /> 重新裝泵前，應做好各項更換、維修的準備工作。茂名官方螺桿泵</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="茂名官方螺桿泵,螺桿泵" src="http://tyunfile.71360.com/UploadFile/qunxun/637211876906445312/5967838.jpg"></div><p> 螺桿泵安全操作及問題解析，螺桿泵安全操作規(guī)程： </p> <p> <br /> </p> <p> 1.啟動前的準備工作 </p> <p> <br /> </p> <p> a清理設備周圍影響設備和操作人員安全的雜物。 b檢查密封水槽內(nèi)的工藝水是否在正常工作液位，不足時應補加。 </p> <p> <br /> </p> <p> c檢查密封水管道上所有閥門要開關正確。 </p> <p> <br /> </p> <p> d在長期停機或泵檢修后***次開車時，拆下電機的風扇罩并手動盤車，檢查螺桿泵轉動是否靈活，在確認沒有問題后裝好風扇罩。 </p> <p> <br /> </p> <p> e打開泵的進口閥，關閉泵的出口閥。 </p> <p> <br /> </p> <p> f通知電工向現(xiàn)場操作盤送電。 </p> <p> <br /> 云浮螺桿泵高性價比選擇各螺桿的相互嚙合以及螺桿與襯筒內(nèi)壁的緊密配合。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="茂名官方螺桿泵,螺桿泵" src="http://tyunfile.71360.com/UploadFile/qunxun/637211876900878906/8418485.jpg"></div><p> 2.按腐蝕的破壞特征，可分為***腐蝕和局部腐蝕 </p> <p> <br /> </p> <p> ***腐蝕也稱為均勻腐蝕，它的特點是腐蝕均勻地發(fā)生在整個金屬的表面，腐蝕的結果是設備壁厚的均勻減薄。***腐蝕容易被發(fā)現(xiàn)和測量，因此這種臠蝕的危險性較小，只要在螺桿泵的設計時考慮足夠的腐蝕裕量就可以保證螺桿泵的機械強度和*吏用壽命。 </p> <p> <br /> </p> <p> 局部腐蝕又稱為非均勻腐蝕，它的特點是腐蝕集中在金屬表面的一定區(qū)域，而其他區(qū)域不腐蝕或腐蝕很輕微。這類腐蝕又包括區(qū)域腐蝕、點腐蝕、晶間腐蝕、應力腐蝕、腐蝕疲勞和空泡腐蝕等。 </p> <p> <br /> </p> <p> <br /> </p><p> 螺桿泵液壓防反轉技能是通過螺桿泵液壓防反轉裝置來實現(xiàn)開釋扭矩的。螺桿泵液壓防反轉裝置可以在螺桿泵停機后主軸反轉時，通過液壓抑動鉗活塞伸出，推動摩擦片卡緊制動盤，使體系壓力敏捷低落。制動鉗失去壓力后，主軸降速反轉，齒輪泵繼承開始事情，制動鉗再次孕育發(fā)生壓力卡緊制動盤，如許時斷時續(xù)的卡緊—松開—卡緊—松開，直至主軸反轉扭矩卸至為零，消除寧靜***。 </p> <p> 螺桿泵液壓防反轉裝置可實現(xiàn)內(nèi)部設置單向定壓卸載機構，制動力矩大，制動安穩(wěn)可靠，散熱性好，扭矩可主動開釋，不需人工卸扭矩。這個裝置為**裝置，可以大概在原有驅(qū)動裝置上舉行**，操縱簡樸，**本錢低。 </p> <p> 立式單螺桿泵轉速和流量是線性干系，泵可定轉速而定流量。也可無級調(diào)速或多級變速來滿意用戶種種特性的要求，流量精度（1%），可作為計量泵用于實行室，配藥，配料等。壓力（揚程）天生與“定子”螺旋導程（T）有關，一個導程（T）輸出壓力為0.6Mpa（60米揚程）壓差級，二個導程為二級泵壓力為1.2Mpa（120米揚程）。憑據(jù)工況必要任何一種型號都可以制造成，立式，斜置式，可移小車載式等型式的泵。立式單螺桿泵零件少，布局不龐大，以是折卸，維修簡樸，縱然***利用也可在短期內(nèi)容易掌握。 </p> <p> <br /> 要求輸送壓力穩(wěn)定，介質(zhì)固有結構不受破壞時，選用單螺桿泵輸送**為理想。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="茂名官方螺桿泵,螺桿泵" src="http://tyunfile.71360.com/UploadFile/qunxun/637211876901093750/5238493.jpg"></div><p> 抽油桿在忽然開釋反扭矩時，受到桿柱儲存的彈性勢能和油套壓差的影響，會孕育發(fā)生巨大的瞬時扭矩，容易導致光桿在高速旋轉歷程中被甩彎或甩斷，皮帶輪高速旋轉破裂飛出，對職員及設置裝備部署造成侵害。 </p> <p> <br /> </p> <p> 由于該二部件的特別多少形狀，分別形成單獨的密封容腔，介質(zhì)由軸向勻稱推行活動，內(nèi)部流速低，容積連結穩(wěn)定，壓力穩(wěn)固，因而不會孕育發(fā)生渦流和攪動。每級泵的輸出壓力為0.6MPa，揚程60m（凈水），自吸高度一樣通常在6m，實用于運送介質(zhì)溫度80℃以下（特別要求可達150℃）。 </p> <p> <br /> </p> <p> 因定子選用多種彈性質(zhì)料制成，以是這種泵對高粘度流體的運送和含有硬質(zhì)懸浮顆粒介質(zhì)或含有纖維介質(zhì)的運送，有一樣通常泵種所不克不及勝任的特點。其流量與轉速成正比。 </p> <p> <br /> </p> <p> <br /> 對采用機械密封的，則要非常小心翼翼地進行，否則極易造成動、靜環(huán)的破碎。汕頭螺桿泵廠</p><p style="text-indent:25px">是按迥轉嚙合容積式原理工作的新型泵種。茂名官方螺桿泵</p><p> 下面以三螺桿為例。 </p> <p> 它主要是由固定在泵體中的襯套（泵缸）以及安插在泵缸中的主動螺桿和與其嚙合的兩根從動螺桿所組成。三根互相嚙合的螺桿，在泵缸內(nèi)按每個導程形成為一個密封腔，造成吸排口之間的密封。 </p> <p> 泵工作時，由于兩從動螺桿與主動螺桿左右對稱嚙合，故作用在主動螺桿上的徑向力完全平衡，主動螺桿不承受彎曲負荷。從動螺桿所受徑向力沿其整個長度都由泵缸襯套來支承，因此，不需要在外端另設軸承，基本上也不承受彎曲負荷。在運行中，螺桿外圓表面和泵缸內(nèi)壁之間形成的一層油膜，可防止金屬之間的直接接觸，使螺桿齒面的磨損**減少。 </p> <p> 螺桿泵工作時，兩端分別作用著液體的吸排壓力，因此對螺桿要產(chǎn)生軸向推力。對于壓差小于10千克力/cm2 的小型泵，可以采用止推軸承。此外，還通過主動螺桿的**油孔將高壓油引入各螺桿軸套的底部，從而在螺桿下端產(chǎn)生一個與軸向推力方向相反的平衡推力。 </p> <p> 螺桿泵和其它容積泵一樣，當泵的排出口完全封閉時，泵內(nèi)的壓力就會上升到使泵損壞或使電動機過載的危險程度。所以，在泵的吸排口處，就必須設置安全閥。 </p> <p> 螺桿泵的軸封，通常采用機械軸封，并可根據(jù)工作壓力的高低采取不同的形式。 </p> <p> <br /> 茂名官方螺桿泵</p><p style="text-indent:25px">深圳市群勛科技有限公司坐落光明新區(qū)公明街道民生路70號銘源商務大廈808室，交通便利，環(huán)境優(yōu)美，是一家貿(mào)易型企業(yè)。公司是一家有限責任公司企業(yè)，以誠信務實的創(chuàng)業(yè)精神、質(zhì)量高效的管理團隊、精悍的職工隊伍，努力為廣大用戶提供***的產(chǎn)品。以滿足顧客要求為己任；以顧客永遠滿意為標準；以保持行業(yè)**為目標，提供***的[ "視覺噴點膠機", "點膠閥", "壓力泵", "壓痕檢測機" ]。群勛科技順應時代發(fā)展和市場需求，通過**技術，力圖保證高規(guī)格高質(zhì)量的[ "視覺噴點膠機", "點膠閥", "壓力泵", "壓痕檢測機" ]。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/870741.html</p></div></div></div></div></div><div id="rbfrgco" class="page-right twoColRt"><div id="u2kmlsk" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gqk3pof" class="recomPic likePro"><a href="http://www.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配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="ue3aczb" 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