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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/shrqjd/637305768465166015/1742911.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ei328nz" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/shrqjd/637305768465166015/1742911.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7llct8r" 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>黑龍江進(jìn)氣切斷閥安裝方便,進(jìn)氣切斷閥</p><p><span>***更新：</span>2020-11-10 10:00:38</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="5dzlcya" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海銳銓機(jī)電設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>李恬</p><p><span>郵箱: </span>roltran@163.com</p><p><span>電話: </span>13918994917</p><p><span>傳真: </span>021_61492341</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-61492341</p><p><span>地址: </span>環(huán)林東路799弄9號(hào)1層B142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="0ub7z7s" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="58nseqc" class="box"><p><p> 切斷閥是自動(dòng)化系統(tǒng)中執(zhí)行機(jī)構(gòu)的一種，由多彈簧氣動(dòng)薄膜執(zhí)行機(jī)構(gòu)或浮動(dòng)式活塞執(zhí)行機(jī)構(gòu)與調(diào)節(jié)閥組成，接收調(diào)節(jié)儀表的信號(hào)，控制工藝管道內(nèi)流體的切斷、接通或切換。具有結(jié)構(gòu)簡(jiǎn)單，反應(yīng)靈敏，動(dòng)作可靠等特點(diǎn)，黑龍江進(jìn)氣切斷閥安裝方便?？?**地應(yīng)用在石油、化工、冶金等工業(yè)生產(chǎn)部門。氣動(dòng)切斷閥的氣源要求經(jīng)過(guò)濾的壓縮空氣，流經(jīng)閥體內(nèi)的介質(zhì)應(yīng)該是無(wú)雜質(zhì)和無(wú)顆粒的液體和氣體。根據(jù)允許壓差情況、介質(zhì)特點(diǎn)以及工藝管道要求，可選用單座、套筒、三通切斷閥。切斷閥工作的可靠性，在很大程度上取決于正確選擇其結(jié)構(gòu)和完全能適合其工作條件的材料，并取決于運(yùn)行條件。如切斷閥只能在兩種狀態(tài)下工作，全開或全關(guān)。當(dāng)閥瓣在閥座內(nèi)處于中間位置時(shí)，由于壓降大而產(chǎn)生大的流速，這就形成汽蝕的條件，引起侵蝕，破壞閥瓣和閥座的密封面，結(jié)果喪失了關(guān)閉件的密封性，在滲漏介質(zhì)對(duì)金屬的作用下，初始時(shí)的小漏很快會(huì)變成大漏。折疊編輯本段材質(zhì)所有切斷閥的材質(zhì)、壓力等級(jí)和連接方式，黑龍江進(jìn)氣切斷閥安裝方便，必須同與其相連接的設(shè)備的規(guī)格相符。這一點(diǎn)適用于所有的切斷閥，無(wú)論它是直接安裝在設(shè)備上還是裝在一個(gè)與設(shè)備相連的立管上，黑龍江進(jìn)氣切斷閥安裝方便。折疊編輯本段位置和尺寸切斷閥可裝在容器接頭或立管上。當(dāng)閥連接在立管上時(shí)。中國(guó)防爆標(biāo)準(zhǔn)MT990-2006 礦用防爆柴油機(jī)通用技術(shù)條件。黑龍江進(jìn)氣切斷閥安裝方便</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑龍江進(jìn)氣切斷閥安裝方便,進(jìn)氣切斷閥" src="https://tyunfile.71360.com/WaterMark/UploadFile/shrqjd/637305768465166015/1742911.png"></div><p> 進(jìn)口氣動(dòng)切斷閥工作原理圖及結(jié)構(gòu)特點(diǎn)進(jìn)口氣動(dòng)切斷閥是用于工藝管道中突發(fā)故障或事故時(shí)，將管路介質(zhì)（液體、氣體）流體緊急快速截?cái)嗟母咝阅芮袛嚅y，具有動(dòng)作迅速、嚴(yán)密切斷、安全可靠等特點(diǎn)，在其高危險(xiǎn)物料的加工處理，貯存運(yùn)輸過(guò)程中被得到普遍應(yīng)用，在氣體泄漏、意外事故、操作不當(dāng)、人員沒(méi)辦法靠近時(shí)，能夠遠(yuǎn)距離快速關(guān)閉閥門，起安全保護(hù)作用。進(jìn)口氣動(dòng)切斷閥結(jié)構(gòu)特點(diǎn)：1、切斷閥采用薄膜式多彈簧執(zhí)行機(jī)構(gòu)與調(diào)節(jié)機(jī)構(gòu)用三根立柱相連，整個(gè)高度可減小約30％，重量可減輕約30％。2、閥體按流體力學(xué)原理設(shè)計(jì)成等截面低流阻流道，額定流量系數(shù)增大30％。3、閥內(nèi)件密封部分有嚴(yán)密型和軟密封兩種，嚴(yán)密型為堆焊硬質(zhì)合金，軟密封型為軟質(zhì)材料制作，關(guān)閉時(shí)密封性能優(yōu)良。4、平衡型閥內(nèi)件，提高了切斷閥的許用壓差。進(jìn)口氣動(dòng)切斷閥工作原***動(dòng)切斷閥主要由執(zhí)行機(jī)構(gòu)與閥體兩部分組成，通常由控制室/控制中心操作，也可以在現(xiàn)場(chǎng)安全地操作。氣動(dòng)切斷閥對(duì)閥的基本要求是：關(guān)閉嚴(yán)密快速，并具火災(zāi)安全結(jié)構(gòu)。雖然，常規(guī)閥門中，高密封性能的金屬密封是較佳選擇，當(dāng)采用軟密封結(jié)構(gòu)時(shí)，必須是火災(zāi)安全型結(jié)構(gòu)，以保證軟密封結(jié)構(gòu)失效后，仍能截?cái)辔ｋU(xiǎn)物料而不流入事故場(chǎng)所！消防車進(jìn)氣切斷閥進(jìn)口切斷閥E系列切斷閥金屬和金屬密封，使用壽命長(zhǎng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑龍江進(jìn)氣切斷閥安裝方便,進(jìn)氣切斷閥" src="https://tyunfile.71360.com/WaterMark/UploadFile/shrqjd/637305768586093750/9287455.png"></div><p> 結(jié)構(gòu)型式在切斷效果方面，角行程閥比直行程閥（如單座閥、套筒閥、閘閥等）結(jié)構(gòu)更簡(jiǎn)單、密封效果更可靠、更具有優(yōu)越性。比較有**性的有三偏心硬密封蝶閥、球閥等。密封面面對(duì)面密封常見(jiàn)的柱塞閥芯，其密封面為60°的小錐面，此小錐面的寬度通常在～2mm之間，要密封好就必須保證兩個(gè)錐面良好接觸。但事實(shí)上，它始終受到加工誤差的影響（如同心度、不圓度、傾斜度等），其密封效果不很理想。這類閥的泄漏率通常為10-4，經(jīng)精密研磨后可達(dá)到10-6，可達(dá)較高的密封等級(jí)。球面密封利用球面的球面轉(zhuǎn)動(dòng)與固定的閥定小錐面相切，它們之間為線接觸，這就比上述面對(duì)面密封效果好。球閥、球面密封蝶閥等就是采用這一思路來(lái)制作的，其泄漏率可達(dá)10-6～10-8，高性能的三偏心蝶閥可達(dá)10-8，甚至為零泄漏。 </p><p> 1、閥體結(jié)構(gòu)有單座、套筒、雙座（二位三通）三種，密封形式有填料密封和波紋管密封兩種，產(chǎn)品公稱壓力等級(jí)有PN10、16、40、64四種，公稱口徑范圍DN20～200mm。適用流體溫度由-60～450℃。泄漏量等級(jí)為IV級(jí)或Ⅵ級(jí)。流量特性為快開；2、采用多彈簧執(zhí)行機(jī)構(gòu)與調(diào)節(jié)機(jī)構(gòu)用三根立柱相連，整個(gè)高度可減小約30%，重量可減輕約30%；3、閥體按流體力學(xué)原理設(shè)計(jì)成等截面低流阻流道，額定流量系數(shù)增大30%；4、閥內(nèi)件密封部分有嚴(yán)密型和軟密封兩種，嚴(yán)密型為堆焊硬質(zhì)合金，軟密封型為軟質(zhì)材料制作，關(guān)閉時(shí)密封性能優(yōu)良；5、平衡型閥內(nèi)件，提高了切斷閥的許用壓差；6、波紋管密封型對(duì)移動(dòng)的閥桿形成完全的密封，堵絕了介質(zhì)外漏的可能性；7、活塞式執(zhí)行機(jī)構(gòu)，操作力大，使用壓差大。 F系列切斷閥金屬和金屬密封，摩擦力小，使用壽命長(zhǎng) 。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="黑龍江進(jìn)氣切斷閥安裝方便,進(jìn)氣切斷閥" src="https://tyunfile.71360.com/WaterMark/UploadFile/shrqjd/637305768546113281/8429197.png"></div><p> 切斷閥(Cutoffvalve)又稱緊急切斷閥，顧名思義，用以緊急時(shí)切斷流體的安全閥門，切斷閥有：氣動(dòng)緊急切斷閥液動(dòng)緊急切斷閥燃?xì)饩o急切斷閥液氨緊急切斷閥。切斷閥是自動(dòng)化系統(tǒng)中執(zhí)行機(jī)構(gòu)的一種，由多彈簧氣動(dòng)薄膜執(zhí)行機(jī)構(gòu)或浮動(dòng)式活塞執(zhí)行機(jī)構(gòu)與調(diào)節(jié)閥組成，接收調(diào)節(jié)儀表的信號(hào)，控制工藝管道內(nèi)流體的切斷、接通或切換。具有結(jié)構(gòu)簡(jiǎn)單，反應(yīng)靈敏，動(dòng)作可靠等特點(diǎn)?？善毡榈貞?yīng)用在石油、化工、冶金等工業(yè)生產(chǎn)部門。氣動(dòng)切斷閥的氣源要求經(jīng)過(guò)濾的壓縮空氣，流經(jīng)閥體內(nèi)的介質(zhì)應(yīng)該是無(wú)雜質(zhì)和無(wú)顆粒的液體和氣體。根據(jù)允許壓差情況、介質(zhì)特點(diǎn)以及工藝管道要求，可選用單座、套筒、三通切斷閥。切斷閥采用安全閥的升降結(jié)構(gòu)和止回閥防止介質(zhì)倒流的原理，內(nèi)結(jié)構(gòu)裝有低熔點(diǎn)(易熔合金)的塞子。在外界≥80C溫度(易熔金)熔化，堵塞氣管泄壓。切斷閥迅速關(guān)閉，保護(hù)貯罐系統(tǒng)的安全。切斷閥專為液氨、氨氣、燃?xì)獾墓苈坊蜓b置設(shè)計(jì)。填料采用聚四氟乙烯，密封可靠。密封副材料采用聚四氟乙烯或尼龍對(duì)閥體本體材料，為軟密封，密封可靠。加上防爆電磁閥，空氣減壓過(guò)濾器，信號(hào)反饋開關(guān)，能夠遠(yuǎn)距離的控制閥門，為生產(chǎn)工作提高了安全、方便、快捷的效率。手動(dòng)電控超速監(jiān)測(cè)停車系統(tǒng)使用一個(gè)手動(dòng)切換開關(guān)來(lái)實(shí)現(xiàn)關(guān)閉進(jìn)氣切斷閥。中國(guó)香港濟(jì)柴柴油機(jī)進(jìn)氣切斷閥</p><p style="text-indent:25px">AMOT 2678快速泄壓閥，用于需要快速泄壓的一些大容量裝置，比如帶閥蓋或管路較長(zhǎng)的裝置。黑龍江進(jìn)氣切斷閥安裝方便</p><p> 緊急切斷閥又叫做安全切斷閥，是指在遇到突發(fā)情況的時(shí)候，閥門會(huì)迅速的關(guān)閉或者打開，避免造成事故的發(fā)生。中文名緊急切斷閥外文名Emergencycut-offvalve別名安全切斷閥。緊急切斷閥應(yīng)用場(chǎng)合1、與可燃?xì)怏w泄漏監(jiān)測(cè)儀器聯(lián)接，當(dāng)儀器檢測(cè)到可燃?xì)怏w泄漏時(shí)，自動(dòng)快速關(guān)閉主供氣閥門，切斷燃?xì)獾墓┙o，及時(shí)制止惡性事故的發(fā)生。2、與熱力設(shè)備的極限溫度(壓力)安全控制器聯(lián)接，當(dāng)設(shè)備內(nèi)檢測(cè)點(diǎn)的溫度(壓力)超過(guò)設(shè)定的極限數(shù)值時(shí)，自動(dòng)快速關(guān)閉供氣閥門，停止燃料的供給。3、與高層建筑的**消防報(bào)警系統(tǒng)聯(lián)接，當(dāng)大廈發(fā)生火警時(shí)，自動(dòng)切斷大廈內(nèi)的燃?xì)夤?yīng)，防止煤氣的發(fā)生。4、在城市或工廠的燃?xì)夤?yīng)管網(wǎng)內(nèi)設(shè)置ZCR燃?xì)饩o急切斷閥，可在**控制室內(nèi)集中控制，遠(yuǎn)程遙控緊急關(guān)閉事故現(xiàn)場(chǎng)的管線供氣。緊急切斷閥優(yōu)點(diǎn)緊急切斷閥具有較好的技術(shù)性能，低負(fù)荷損失和高可靠性。適用于煤氣、天然氣及液化石油氣等可燃?xì)怏w。廣泛應(yīng)用于供氣管網(wǎng)系統(tǒng)、燃?xì)鉄崮芄S車間、燃?xì)忮仩t房及住宅居所的安全設(shè)施。氣緊急切斷閥是常開型脈沖觸發(fā)式型電磁閥，具有事故自鎖及手動(dòng)復(fù)位功能。緊急切斷閥工作原理1、閥門在日常工作中處于常開狀態(tài)，電磁閥線圈處于斷電狀態(tài)，不消耗電能。黑龍江進(jìn)氣切斷閥安裝方便</p><p style="text-indent:25px">上海銳銓機(jī)電設(shè)備有限公司位于環(huán)林東路799弄9號(hào)1層B142室。上海銳銓致力于為客戶提供良好的FPE溫控閥，AMOT溫控閥，進(jìn)口溫控閥，CALTHERM，一切以用戶需求為中心，深受廣大客戶的歡迎。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競(jìng)爭(zhēng)力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于機(jī)械及行業(yè)設(shè)備行業(yè)的發(fā)展。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1931033.html</p></div></div></div></div></div><div id="6hdkmi3" class="page-right twoColRt"><div id="5c34drn" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gfhdpbs" 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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div 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