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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>內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商,防爆緊急切斷閥</p><p><span>***更新：</span>2020-11-24 02:19:58</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="3vkwl82" 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(wǎng)址: </span>http://www.palex.com.cn</p><p><span>手機(jī): </span>0577-57769997</p><p><span>地址: </span>老港鎮(zhèn)老蘆公路536號</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="8m2xr2r" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="88dipdz" class="box"><p><p style="text-indent:25px">機(jī)械式緊急切斷閥主要依靠機(jī)械動作的方式來進(jìn)行觸發(fā)，常用于油站的燃油加油機(jī)上，常見的類型有安全拉斷閥、剪切閥等。這類閥門的閥體設(shè)計(jì)有薄弱結(jié)構(gòu)環(huán)節(jié)，牢固的安裝在加油機(jī)機(jī)架上，內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商，以便外部加油管的沖擊力能夠傳遞到閥體上。比如槽車在加油站注油過程中，內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商，槽車不小心沿著下坡道滑下或者人為操作失誤導(dǎo)致槽車前行，此時(shí)槽車和加油管還沒有分開的情況下即駛離加油機(jī)，閥門瞬間承受注油管拉拔的沖擊力，閥體薄弱結(jié)構(gòu)環(huán)節(jié)處能立即斷裂脫開，觸發(fā)緊急關(guān)閉機(jī)構(gòu)，閥門密封副能自動封閉，從而防止槽車?yán)辜佑蜋C(jī)和燃油泄漏，內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商，又保證了人身安全。因此機(jī)械式緊急切斷閥靠的是閥體受到額外沖擊載荷致薄弱結(jié)構(gòu)處斷裂，觸發(fā)緊急關(guān)閉機(jī)械開關(guān)，實(shí)現(xiàn)緊急切斷，故機(jī)械式緊急切斷閥一般是常開結(jié)構(gòu)設(shè)計(jì)，常用于低壓燃油管的出口，安全拉斷閥的閥體材質(zhì)常常采用碳鋼或鋁合金，剪切閥的閥體材質(zhì)常常采用脆性的材料（球墨鑄鐵、黃銅合金等），同時(shí)閥體薄弱環(huán)節(jié)的斷裂強(qiáng)度在滿足管道壓力要求和實(shí)用要求前提下應(yīng)易于完全斷裂脫開。燃?xì)饩o急切斷閥利用電磁執(zhí)行機(jī)構(gòu)控制閥門關(guān)閉管道氣源。內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287169179688/4348840.png"></div><p style="text-indent:25px"> 緊急切斷閥做為承壓罐車的安全附件之一，在罐車的安全運(yùn)行與充裝過程中發(fā)揮著至關(guān)重要的作用。一旦緊急切斷閥失靈、泄漏或者因?yàn)椴僮鞑划?dāng)，那么罐體內(nèi)有毒有害、易燃易爆的介質(zhì)很有可能引發(fā)一場大災(zāi)難。所以，作業(yè)人員應(yīng)該掌握正確使用緊急切斷閥的方法，熟悉緊急切斷閥的性能，并且能夠辨別和排除常見技術(shù)故障，這樣，才能較大化的保證公共和自身的安全。緊急切斷閥的功能目前液化氣體承壓罐車在用緊急切斷閥有機(jī)械式（手拉）和液壓式兩種，機(jī)械式是通過手拉鋼絲拉索聯(lián)接的限位手柄帶動杠桿，聯(lián)動內(nèi)部凸輪后開啟緊急切斷閥進(jìn)行裝卸作業(yè)。裝卸完畢后，松開手拉的限位手柄，緊急切斷閥可在5秒內(nèi)關(guān)閉。內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商緊急切斷閥是一種安全保護(hù)閥。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287292753907/9614329.png"></div><p style="text-indent:25px">在建筑物的**消防報(bào)警系統(tǒng)、熱力設(shè)備的安全控制器、城市或樓宇地震監(jiān)控管網(wǎng)、城市或工廠的燃?xì)夤?yīng)管網(wǎng)中均可設(shè)置電磁式燃?xì)饩o急切斷閥，一旦發(fā)生危險(xiǎn)情況，可通過監(jiān)控系統(tǒng)實(shí)現(xiàn)對閥門的遠(yuǎn)程控制，切斷事故現(xiàn)場的供氣。所以，電磁式燃?xì)饩o急切斷閥普遍應(yīng)用于供氣管網(wǎng)系統(tǒng)、燃?xì)鉄崮芄S、燃?xì)忮仩t房及住宅居所等場所。近年來，國內(nèi)涌現(xiàn)出眾多的電磁式燃?xì)饩o急切斷閥生產(chǎn)廠。由于生產(chǎn)廠家的科研能力、生產(chǎn)能力參差不齊，加之目前沒有電磁式燃?xì)饩o急切斷閥的相關(guān)國家標(biāo)準(zhǔn)、行業(yè)標(biāo)準(zhǔn)，各電磁切斷閥廠家一般使用企業(yè)內(nèi)部標(biāo)準(zhǔn)進(jìn)行設(shè)計(jì)和檢驗(yàn)，造成產(chǎn)品質(zhì)量難以控制，許多粗制濫造的切斷閥流入市場，增加用戶的選用與維修困難，安全可靠性難以保障。</p><p style="text-indent:25px">氣動式緊急切斷閥主要應(yīng)用于液化石油氣、液氨等氣、液相介質(zhì)的儲罐站管路和化工管道上，其工作原理和液壓式緊急切斷閥相近，結(jié)構(gòu)形式類似于截止閥故在一些場合也常常作為氣動截止閥來使用，進(jìn)行作業(yè)時(shí)利用空氣壓縮機(jī)或者儲氣罐開啟主閥，在緊急情況時(shí)作業(yè)人員通過遠(yuǎn)距離快速泄放氣源，或者通過本體自帶的易熔元件進(jìn)***壓泄放進(jìn)行快速切斷動作，關(guān)閉出入口保證安全。氣動式氣源大致為0.6MPa，當(dāng)氣源進(jìn)行充氣時(shí)，主閥上的先導(dǎo)閥開啟，通過閥瓣之間的平衡孔使得進(jìn)口端壓力泄壓，主閥的啟閉力**減小，易于主閥迅速開啟，主彈簧壓縮繃緊。主閥關(guān)閉通過泄放氣源或者通過火災(zāi)現(xiàn)場的高溫使易熔元件塞體里的易熔合金熔化，氣壓從塞孔里進(jìn)行泄壓，氣缸受迫于彈簧的壓力，主閥快速關(guān)閉切斷。在結(jié)構(gòu)上氣動式緊急切斷閥由于結(jié)構(gòu)上的特殊性--驅(qū)動部分和閥體部分較分離，因此更容易進(jìn)行維修和易損件（氣缸O型圈）的更換。電磁式燃?xì)饩o急切斷閥通過外部控制，用電驅(qū)動閥門關(guān)閉。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商,防爆緊急切斷閥" src="https://tyunfile.71360.com/UploadFile/shplfb/637368287191923828/5769674.png"></div><p style="text-indent:25px">燃?xì)饩o急切斷閥的后側(cè),兩只自動切斷閥應(yīng)串聯(lián)。較好設(shè)置在煤氣表房內(nèi)。正常狀態(tài)下,切斷閥(I)應(yīng)常開。自動切斷閥是本系統(tǒng)內(nèi)較關(guān)鍵的裝置。該閥的質(zhì)量好壞將直接影響整個(gè)系統(tǒng)的有效性。它應(yīng)具有:動作方式可靠。耐壓及氣密性佳。此外,金門制作所的自動切斷閥更具有下側(cè)壓力的檢知機(jī)構(gòu)。當(dāng)下側(cè)的壓力有異常時(shí)(如爐灶上煤氣開關(guān)開著),閥會保持全閉狀態(tài),不管輸入何種開啟信號都將不會被開啟。這樣,就**提高了該閥(也即整個(gè)系統(tǒng))的安全性。徑向閉合式是指切斷閥的閥口與氣流方向平行。內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商</p><p style="text-indent:25px">燃?xì)饩o急切斷閥分為常開型、常閉型緊急切斷閥。內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商</p><p style="text-indent:25px">燃?xì)饩o急切斷閥安裝注意事項(xiàng)：閥門安裝單位應(yīng)具備相應(yīng)資質(zhì)并按相關(guān)的燃?xì)夤艿朗┕ひ?guī)范安裝。閥門應(yīng)安裝在戶內(nèi)的總進(jìn)氣閥之后，以便檢修。應(yīng)按閥體標(biāo)明的氣流方向安裝，閥體線圈不得倒立，允許水平和垂直安裝。電磁閥" >電磁閥控制線應(yīng)正確可靠連接，控制線有極性：白色線為正極黑色線為負(fù)極，不能接反。管道吹掃時(shí)，建議將電磁閥隔離，以免管內(nèi)雜物損壞閥門密封材料。管道在進(jìn)行試壓檢測密封性能前，應(yīng)先使電磁閥處開閥狀態(tài)。手動開閥時(shí)，宜在閥門進(jìn)出口壓力平衡時(shí)操作。電動關(guān)閥時(shí)，切忌接錯電源，如：接錯極性、加錯電壓或長時(shí)間通電等，以免損壞電磁線圈。內(nèi)蒙古防爆緊急切斷閥生產(chǎn)商</p><p style="text-indent:25px">上海派力防爆科技有限公司致力于機(jī)械及行業(yè)設(shè)備，以科技創(chuàng)新實(shí)現(xiàn)***管理的追求。派力防爆擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供防爆電磁閥、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(shù)上的創(chuàng)新展現(xiàn)成對用戶產(chǎn)品上的貼心，為用戶帶來良好體驗(yàn)。派力防爆始終關(guān)注自身，在風(fēng)云變化的時(shí)代，對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使派力防爆在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2116723.html</p></div></div></div></div></div><div id="nxu7qn8" class="page-right twoColRt"><div id="udkm87r" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="p88tlsu" 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) 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