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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ys7ydkb" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/qunxun/637211876900322265/6521222.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="povco8a" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>珠海口碑好螺桿泵,螺桿泵</p><p><span>***更新：</span>2020-09-11 10:05:38</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="887qhof" 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(jī): </span>0755-33075040</p><p><span>地址: </span>光明新區(qū)公明街道民生路70號(hào)銘源商務(wù)大廈808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="p3utpwd" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="earipri" class="box"><p><p> 螺桿泵，螺旋泵，亦稱“螺旋揚(yáng)水機(jī)”、“阿基米德螺旋泵”。利用螺旋葉片的旋轉(zhuǎn)，使水體沿軸向螺旋形上升的一種泵。由軸、螺旋葉片、外殼組成。抽水時(shí)，將泵斜置水中，使水泵主軸的傾角小于螺旋葉片的傾角，螺旋葉片的下端與水接觸。當(dāng)原動(dòng)機(jī)通過(guò)變速裝置帶動(dòng)螺旋泵軸旋轉(zhuǎn)時(shí)，水就進(jìn)入葉片，沿螺旋型流道上升，直至出流。結(jié)構(gòu)簡(jiǎn)單，制造容易，流量較大，水頭損失小，效率較高，便于維修和保養(yǎng)，但揚(yáng)程低，轉(zhuǎn)速低，需設(shè)變速裝置。多用于灌溉、排澇，以及提升污水、污泥等場(chǎng)合。中國(guó)從20世紀(jì)70年代開(kāi)始使用。螺旋泵的裝置包括原動(dòng)機(jī)，珠?？诒寐輻U泵、變速傳動(dòng)裝置和螺旋泵三部分，珠?？诒寐輻U泵，如圖1所示，具體是由螺旋葉片1，珠?？诒寐輻U泵、泵軸2、軸承座 </p> <p> <br /> 其**簡(jiǎn)單的形式（阿基米德螺桿泵）中，一個(gè)單螺桿在一個(gè)圓柱形的空腔中旋轉(zhuǎn)。珠海口碑好螺桿泵</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠?？诒寐輻U泵,螺桿泵" src="http://tyunfile.71360.com/UploadFile/qunxun/637211876900322265/6521222.jpg"></div><p> G型螺桿泵的橡膠套又名定子，橡膠套內(nèi)壁是橡膠材料制作而成，由于橡膠套與轉(zhuǎn)子（螺桿）之間間隙較小，所以G型單螺桿泵是***禁止空轉(zhuǎn)，必須要有液體使橡膠套與螺桿軸之間有潤(rùn)滑作用。 </p> <p> 目前，國(guó)內(nèi)很多螺桿泵廠家選擇使用新材料改善設(shè)備整體性能，延長(zhǎng)螺桿泵設(shè)備使用壽命，但是，從設(shè)備密封性能整體情況來(lái)看，螺桿泵密封性能故障存在很多影響因素，具體表現(xiàn)在以下幾個(gè)方面: </p> <p> 1、橡膠襯套與轉(zhuǎn)子之間壓力過(guò)大 </p> <p> <br /> </p> <p> 在實(shí)際螺桿泵的運(yùn)動(dòng)過(guò)程中，橡膠襯套與轉(zhuǎn)子之間處于過(guò)盈狀態(tài)，充分利用過(guò)盈接觸，這樣能夠比較大的減少流體漏失。但是，當(dāng)螺桿泵受到內(nèi)壁壓力、密封腔室間壓差等因素影響時(shí)，就會(huì)造成接觸壓力下降，從而產(chǎn)生泄漏，降低設(shè)備密封性。2、結(jié)構(gòu)參數(shù) </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 珠?？诒寐輻U泵單螺桿泵適合輸送敏性物品和易受離心力等破壞的物品.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠?？诒寐輻U泵,螺桿泵" src="http://tyunfile.71360.com/UploadFile/qunxun/637211876901611328/4013793.jpg"></div><p> 點(diǎn)腐蝕是由局部電作用引起的，腐蝕從金屬表面開(kāi)始，***產(chǎn)生凹坑，凹坑可能會(huì)被腐蝕產(chǎn)物覆蓋，結(jié)成瘤狀形的硬疤，疤的下面就是一個(gè)點(diǎn)蝕坑。點(diǎn)蝕經(jīng)常發(fā)生在金屬表面上有停滯或緩慢流動(dòng)介質(zhì)的區(qū)域。 </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> 晶間腐蝕先從金屬表面晶粒之間的邊緣開(kāi)始，腐蝕介質(zhì)逐步滲人到金屬的深處，破壞了金屬晶粒之間的結(jié)合力，在金屬表面不會(huì)留下宏觀的跡象，從表面不易發(fā)現(xiàn)，但金屬材料的強(qiáng)度和塑性幾乎完全喪失，只要在很小的外力作用下就可能破壞。比如，不銹鋼經(jīng)過(guò)嚴(yán)重晶間腐蝕后，表面看起來(lái)仍十分光滑，但只要用錘輕輕敲擊，它就會(huì)碎成粉末。由于設(shè)備在工作過(guò)程中晶間腐蝕不容易被發(fā)現(xiàn)，所以它是一種危險(xiǎn)性比較大的腐蝕破壞形式。 </p> <p> <br /> </p> <p> <br /> </p><p> 螺桿泵，螺旋泵，亦稱“螺旋揚(yáng)水機(jī)”、“阿基米德螺旋泵”。利用螺旋葉片的旋轉(zhuǎn)，使水體沿軸向螺旋形上升的一種泵。由軸、螺旋葉片、外殼組成。抽水時(shí)，將泵斜置水中，使水泵主軸的傾角小于螺旋葉片的傾角，螺旋葉片的下端與水接觸。當(dāng)原動(dòng)機(jī)通過(guò)變速裝置帶動(dòng)螺旋泵軸旋轉(zhuǎn)時(shí)，水就進(jìn)入葉片，沿螺旋型流道上升，直至出流。結(jié)構(gòu)簡(jiǎn)單，制造容易，流量較大，水頭損失小，效率較高，便于維修和保養(yǎng)，但揚(yáng)程低，轉(zhuǎn)速低，需設(shè)變速裝置。多用于灌溉、排澇，以及提升污水、污泥等場(chǎng)合。中國(guó)從20世紀(jì)70年代開(kāi)始使用。螺旋泵的裝置包括原動(dòng)機(jī)、變速傳動(dòng)裝置和螺旋泵三部分，如圖1所示，具體是由螺旋葉片1、泵軸2、軸承座 </p> <p> <br /> </p> <p> 螺旋泵裝置 </p> <p> 3和外殼4組成的。螺旋泵傾斜裝在上、下水池之間，螺旋泵的下端葉片浸入到水面以下。當(dāng)泵軸旋轉(zhuǎn)時(shí)，螺旋葉片將水池中的水推入葉槽，水在螺旋的旋轉(zhuǎn)葉片作用下，沿螺旋軸一級(jí)一級(jí)往上提升，直至螺旋泵的出水口。螺旋泵只改變流體的位能，它不同于葉片式水泵將機(jī)械能轉(zhuǎn)換為輸送液體的位能和動(dòng)能。 </p> <p> <br /> 螺桿泵由于其結(jié)構(gòu)特點(diǎn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠?？诒寐輻U泵,螺桿泵" src="http://tyunfile.71360.com/UploadFile/qunxun/637211876904726562/9106620.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(diǎn)是腐蝕均勻地發(fā)生在整個(gè)金屬的表面，腐蝕的結(jié)果是設(shè)備壁厚的均勻減薄。***腐蝕容易被發(fā)現(xiàn)和測(cè)量，因此這種臠蝕的危險(xiǎn)性較小，只要在螺桿泵的設(shè)計(jì)時(shí)考慮足夠的腐蝕裕量就可以保證螺桿泵的機(jī)械強(qiáng)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(diǎn)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(diǎn)腐蝕、晶間腐蝕、應(yīng)力腐蝕、腐蝕疲勞和空泡腐蝕等。 </p> <p> <br /> </p> <p> <br /> 單螺桿泵流量與泵的轉(zhuǎn)速成正比，因而具有良好的變量調(diào)節(jié)性.珠?？诒寐輻U泵</p><p style="text-indent:25px">重新裝泵前，應(yīng)做好各項(xiàng)更換、維修的準(zhǔn)備工作。珠?？诒寐輻U泵</p><p> 單螺桿泵是一種單螺桿式輸運(yùn)泵，它的主要工作部件是偏心螺旋體的螺桿（稱轉(zhuǎn)子）和內(nèi)表面呈雙線螺旋面的螺桿襯套（稱定子）。單螺桿泵工作原理是當(dāng)電動(dòng)機(jī)帶動(dòng)泵軸轉(zhuǎn)動(dòng)時(shí)，螺桿一方面則繞本身的軸線旋轉(zhuǎn)，另一方面它又沿襯套內(nèi)表面滾動(dòng)，這樣便會(huì)形成泵的密封腔室。螺桿每轉(zhuǎn)一周，密封腔內(nèi)的液體向前推進(jìn)一個(gè)螺距，隨著螺桿的連續(xù)轉(zhuǎn)動(dòng)，液體螺旋形方式從一個(gè)密封腔壓向另一個(gè)密封腔，***擠出泵體。單螺桿泵常適用于石蠟、糖蜜、果肉、巧克力漿、油漆、柏油、淀粉糊、潤(rùn)滑脂、泥漿、黏土、陶土等介質(zhì)的傳送。雙螺桿泵是外嚙合的螺桿泵，它利用相互嚙合，互不接觸的兩根螺桿來(lái)抽送液體。雙螺桿泵的一端伸出泵外的主動(dòng)螺桿由原動(dòng)機(jī)驅(qū)動(dòng)，主動(dòng)螺桿與從動(dòng)螺桿具有不同旋向的螺紋，螺桿與泵體緊密貼合，從動(dòng)螺桿是通過(guò)同步齒輪由主動(dòng)螺桿帶動(dòng)的。泵內(nèi)吸入室應(yīng)與排出室嚴(yán)密地隔開(kāi)，因此，泵體與螺桿外圓表面及螺桿與螺桿間隙應(yīng)盡可能小些，同時(shí)螺桿與泵體、螺桿與螺桿間又相互形成密封腔，保證密閉，否則就可能有液體從間隙中倒流回去。 </p> <p> 雙螺桿泵常適用于潤(rùn)滑油、潤(rùn)滑脂、原油、柏油、燃料油及其他高黏度油等介質(zhì)的傳送。 </p> <p> <br /> </p> <p> <br /> 珠海口碑好螺桿泵</p><p style="text-indent:25px">深圳市群勛科技有限公司是一家深圳市群勛科技有限公司經(jīng)營(yíng) 微電子智能產(chǎn)品的技術(shù)開(kāi)發(fā)和銷售；自動(dòng)化點(diǎn)膠機(jī)、自動(dòng)化控制器、機(jī)械設(shè)備、電子產(chǎn)品、自動(dòng)化點(diǎn)膠設(shè)備及其配件的銷售；國(guó)內(nèi)貿(mào)易、貨物及技術(shù)進(jìn)出口。微電子智能化產(chǎn)品的生產(chǎn)。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)。群勛科技作為深圳市群勛科技有限公司經(jīng)營(yíng) 微電子智能產(chǎn)品的技術(shù)開(kāi)發(fā)和銷售；自動(dòng)化點(diǎn)膠機(jī)、自動(dòng)化控制器、機(jī)械設(shè)備、電子產(chǎn)品、自動(dòng)化點(diǎn)膠設(shè)備及其配件的銷售；國(guó)內(nèi)貿(mào)易、貨物及技術(shù)進(jìn)出口。微電子智能化產(chǎn)品的生產(chǎn)。的企業(yè)之一，為客戶提供良好的視覺(jué)噴點(diǎn)膠機(jī)，點(diǎn)膠閥，壓力泵，壓痕檢測(cè)機(jī)。群勛科技始終以本分踏實(shí)的精神和必勝的信念，影響并帶動(dòng)團(tuán)隊(duì)取得成功。群勛科技始終關(guān)注機(jī)械及行業(yè)設(shè)備市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1241237.html</p></div></div></div></div></div><div id="e822w7z" class="page-right twoColRt"><div id="vcy8wvm" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="r3gnj7g" class="recomPic likePro"><a 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