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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 id="qgqbi"></u><noframes 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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="che2a24" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shplfb/637368287123476563/2574052.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="83if4qs" class="content"><p><span>需求數量：</span>0</p><p><span>價格要求：</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>產品關鍵詞：</span>云南防爆緊急切斷閥品牌,防爆緊急切斷閥</p><p><span>***更新：</span>2020-11-15 02:19:03</p><p><span id="click" >瀏覽次數：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="kzwtio3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海派力防爆科技有限公司</a></p><p><span>聯(lián)系人：</span>張軍克</p><p><span>郵箱: </span>junkezhang88@163.com</p><p><span>電話: </span>15000234576</p><p><span>傳真: </span>0577_</p><p><span>網址: </span>http://www.palex.com.cn</p><p><span>手機: </span>0577-57769997</p><p><span>地址: </span>老港鎮(zhèn)老蘆公路536號</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="vz7o8pr" class="page-proshow02"><p class="title">詳細說明</p><div id="xhry9jl" class="box"><p><p style="text-indent:25px">　燃氣緊急切斷閥作為燃氣輸配系統(tǒng)中的一種安全裝置，主要有自力式燃氣緊急切斷閥和電磁式燃氣緊急切斷閥兩種。自力式燃氣緊急切斷閥利用管線內燃氣的自身壓力波動，驅動閥門關閉，多用于無需外界控制，能夠自行快速關閉的場合。但其監(jiān)控對象*為壓力，如遇到火災、地震、燃氣微量泄漏等諸多情況時，自力式閥很難滿足使用需要。電磁式燃氣緊急切斷閥，通過外部控制，云南防爆緊急切斷閥品牌，用電驅動閥門關閉，因此，云南防爆緊急切斷閥品牌，作為執(zhí)行器，一般與燃氣泄漏報警器，云南防爆緊急切斷閥品牌，燃氣壓力傳感器，熱力設備的極限溫度、壓力傳感器，地震報警器等配合使用于安全控制系統(tǒng)中。緊急切斷閥作為一種輔助的安全保護類型閥門。云南防爆緊急切斷閥品牌</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="云南防爆緊急切斷閥品牌,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287123476563/2574052.png"></div><p style="text-indent:25px">當然在次高壓環(huán)境中使用的電磁式燃氣緊急切斷閥，利用內部壓力反向推動作用減小了對電磁力的要求，由于采用特殊的密封設計，使其即可用作液態(tài)液化石油氣的管道輸送，較大工作壓力可達1.6MPa，又可在低壓氣體環(huán)境中良好密封，做到了工作壓力從1.5kPa到1.6MPa的全覆蓋，達到一閥多用的功能。根據電磁式燃氣緊急切斷閥的應用特點，大多數切斷閥應用于中低壓場合。需要注意的是，隨著壓力的降低，對閥門設計和材質的要求也隨之降低，閥門的品牌和種類隨之增多。為選型帶來困難。云南防爆緊急切斷閥品牌燃氣緊急切斷閥優(yōu)點是相對于拔銷式，所需電磁力較小，能耗較少。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="云南防爆緊急切斷閥品牌,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287096552735/3623497.png"></div><p style="text-indent:25px">ZCRB燃氣緊急切斷閥的應用原理：與可燃氣體泄漏監(jiān)測儀器連接。當儀器檢測到可燃氣體泄漏時，它會自動關閉主供氣閥，切斷供氣，及時停止發(fā)生惡性事故。與熱設備的極限溫度（壓力）安全控制器連接。當設備中檢測點的溫度（壓力）超過設定的極限值時，氣體供應閥自動快速關閉以停止供應燃料。與高層建筑的**火災報警系統(tǒng)相連。當建筑物發(fā)生火災時，建筑物內的氣體供應會自動切斷，以防止瓦斯。將ZCR燃氣緊急切斷閥設置在市或工廠的供氣管網中，可在**控制室集中控制，遠程控制緊急關閉事故現場的管道供應。</p><p style="text-indent:25px">流體作業(yè)狀態(tài)時油缸用手油泵充入2～4MPa液壓油壓力，油缸活塞桿推動凸輪杠桿，開啟主閥閥瓣，主彈簧壓縮繃緊。當裝卸作業(yè)時如突然發(fā)生火災、泄漏等意外緊急事故時，通過在場的工作人員操作泄放手油泵的油壓，或者裝在油缸上的易熔元件在溫度超過70±5℃時，易熔元件中的易熔合金自動熔化，液壓油就會從塞孔中漏出，泄放油缸中的油壓，此時油缸活塞桿回退，凸輪杠桿回彈，主閥閥瓣也快速關閉切斷，從而防止燃油泄漏和火災事故的進一步擴大。同時液壓式緊急切斷閥常常附帶有過流切斷保護功能，當閥門出口介質的流量大于額定流量時，主閥能夠實現自動關閉，起到了限流保護作用。防爆燃氣緊急切斷閥廣泛應用于燃氣管網系統(tǒng)，燃氣熱電廠車間，燃氣鍋爐房和住宅設施。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="云南防爆緊急切斷閥品牌,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287292753907/9614329.png"></div><p style="text-indent:25px">緊急切斷閥是一種安全保護閥，安裝在液化石油氣(燃氣)，液相與氣相管路上，與遠距離氣源配套使用，利用氣源控制閥門開啟-關閉,以便在管道或儲罐上發(fā)生大量泄漏甚至起火時，快速手動使氣源卸壓，或高溫≥75%%p5C%%D時易熔合金熔化，而氣缸自動卸壓，閥門迅速關閉而止漏，起安全保護作用。常開型氣動緊急切斷閥；具有較佳的技術性能，低負荷損失和高可靠性，與遠距離氣源配套使用，利用氣源控制閥門的關閉,以便在管道或儲罐上發(fā)生意外情況時，工作人員迅速通過控制室觸動開關，電磁閥瞬間通電，氣源快速通過關閉切斷閥。燃氣緊急切斷閥與高層建筑的**消防泄露儀器系統(tǒng)相連接。云南防爆緊急切斷閥品牌</p><p style="text-indent:25px">家用燃氣緊急切斷電磁閥，是家用燃氣管道的安全緊急切斷裝置。云南防爆緊急切斷閥品牌</p><p style="text-indent:25px">緊急切斷閥具有較佳的技術性能，低負荷損失和高可靠性。適用于煤氣、天然氣及液化石油氣等可燃氣體，普遍應用于供氣管網系統(tǒng)、燃氣熱能工廠車間、燃氣鍋爐房及住宅居所的安全設施。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復位功能。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。當事故發(fā)生時，閥門線圈瞬時通電，觸發(fā)閥門快速關閉，進入自鎖狀態(tài)。此時即使撤去電源，閥門仍處于自鎖狀態(tài)，不會重新自動打開。閥門采用先導式閥瓣，開啟輕松，即使壓力達到6bar開啟也十分輕松，口徑大于DN125，采用杠桿手柄，使閥門達到開關省力、快速。當工作人員處理完事故，人工重新開啟閥門，才會恢復供氣。注：根據客戶要求也可提供斷電關閉的常閉型緊急切斷閥。云南防爆緊急切斷閥品牌</p><p style="text-indent:25px">上海派力防爆科技有限公司是一家節(jié)能電磁的集成電路研發(fā)和生產、防爆科技領域內的技術研發(fā)和生產、電磁線圈節(jié)能和防爆技術的研發(fā)和生產、工業(yè)自動化管道閥門的技術研發(fā)和生產、閥門電動執(zhí)行器的防爆技術研發(fā)的生產、閥門氣動執(zhí)行器的研發(fā)和生產、氣動元件配套設計和銷售、防爆電氣的配套和銷售、管道閥門防爆技術的方案設計的公司，致力于發(fā)展為創(chuàng)新務實、誠實可信的企業(yè)。派力防爆深耕行業(yè)多年，始終以客戶的需求為向導，為客戶提供***的防爆電磁閥、防爆電磁線圈，防爆緊急切斷閥，防爆電動執(zhí)行器，氣動執(zhí)行器。派力防爆致力于把技術上的創(chuàng)新展現成對用戶產品上的貼心，為用戶帶來良好體驗。派力防爆始終關注機械及行業(yè)設備市場，以敏銳的市場洞察力，實現與客戶的成長共贏。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1993330.html</p></div></div></div></div></div><div id="39zlvmb" class="page-right twoColRt"><div id="xhebq89" 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