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<meta http-equiv="Cache-Control" content="no-transform" /> <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 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src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174524755860/63578.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3cif737" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174524755860/63578.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="emj8rtk" 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>東莞防火閥供應(yīng),防火閥</p><p><span>***更新：</span>2021-01-26 06:17:10</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="tx3yf79" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">佛山文質(zhì)通風(fēng)設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>馮達(dá)斌</p><p><span>郵箱: </span>751633122@qq.com</p><p><span>電話: </span>13679725711</p><p><span>傳真: </span>0757_</p><p><span>網(wǎng)址: </span>http://fswztf.1688.com</p><p><span>手機(jī): </span>0757-85965668</p><p><span>地址: </span>大瀝鎮(zhèn)黃岐六聯(lián)鄉(xiāng)高力中村倉庫(自編)3號(hào)(住所申報(bào))</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="zszwgpl" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="bvsprt3" class="box"><p><p style="text-indent:25px">廚房，東莞防火閥供應(yīng)、浴室、廁所等的垂直排風(fēng)管道，當(dāng)沒有采取防止回流的措施時(shí)，則必須在支管上設(shè)置防火閥。公共建筑廚房，由于油煙溫度較高，為防止防火閥產(chǎn)生誤動(dòng)作，東莞防火閥供應(yīng)，在排油煙管道與垂直風(fēng)道交接處，應(yīng)設(shè)置150℃熔斷的防火閥?？照{(diào)集中新風(fēng)系統(tǒng)設(shè)計(jì)中防火閥的設(shè)置，新風(fēng)系統(tǒng)形式通常有分層設(shè)置水平式新風(fēng)系統(tǒng)和垂直式新風(fēng)系統(tǒng)?！⌒嘛L(fēng)系統(tǒng)按樓層分別設(shè)置。新風(fēng)吸入方式有兩種，一種是新風(fēng)通過從外墻上開洞從室外吸??；另一種是設(shè)一總新風(fēng)豎風(fēng)道，各層新風(fēng)機(jī)組從豎風(fēng)道取風(fēng)。前一種取新風(fēng)方式，東莞防火閥供應(yīng)，不需在新風(fēng)機(jī)組入口處設(shè)防火閥，后者集中取新風(fēng)，對(duì)于高層建筑，總新風(fēng)豎風(fēng)道要跨越防火分區(qū)，每層新風(fēng)機(jī)組的吸入口風(fēng)管上應(yīng)設(shè)70℃熔斷的防火閥。防火閥安裝在通風(fēng)、空氣調(diào)節(jié)系統(tǒng)的送、回風(fēng)道上。東莞防火閥供應(yīng)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="東莞防火閥供應(yīng),防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174524755860/63578.png"></div><p style="text-indent:25px">應(yīng)由同一防煙分區(qū)內(nèi)的兩只**的火災(zāi)探測(cè)器的報(bào)警信號(hào)，作為排煙口、排煙窗或排煙閥開啟的聯(lián)動(dòng)觸發(fā)信號(hào)，并應(yīng)由消防聯(lián)動(dòng)控制器聯(lián)動(dòng)控制排煙口、排煙窗或排煙閥的開啟，同時(shí)停止該防煙分區(qū)的空氣調(diào)節(jié)系統(tǒng)。應(yīng)由排煙口、排煙窗或排煙閥開啟的動(dòng)作信號(hào)，作為排煙風(fēng)機(jī)啟動(dòng)的聯(lián)動(dòng)觸發(fā)信號(hào)，并應(yīng)由消防聯(lián)動(dòng)控制器聯(lián)動(dòng)控制排煙風(fēng)機(jī)的啟動(dòng)。防煙系統(tǒng)、排煙系統(tǒng)的手動(dòng)控制方式，應(yīng)能在消防控制室內(nèi)的消防聯(lián)動(dòng)控制器上手動(dòng)控制送風(fēng)口、電動(dòng)擋煙垂壁、排煙口、排煙窗、排煙閥的開啟或關(guān)閉及防煙風(fēng)機(jī)、排煙風(fēng)機(jī)等設(shè)備的啟動(dòng)或停止，防煙、排煙風(fēng)機(jī)的啟動(dòng)、停止按鈕應(yīng)采用**線路直接連接至設(shè)置在消防控制室內(nèi)的消防聯(lián)動(dòng)控制器的手動(dòng)控制盤，并應(yīng)直接手動(dòng)控制防煙、排煙風(fēng)機(jī)的啟動(dòng)、停止。送風(fēng)口、排煙口、排煙窗或排煙閥開啟和關(guān)閉的動(dòng)作信號(hào)，防煙、排煙風(fēng)機(jī)啟動(dòng)和停止及電動(dòng)防火閥關(guān)閉的動(dòng)作信號(hào)，均應(yīng)反饋至消防聯(lián)動(dòng)控制器。排煙風(fēng)機(jī)入口處的總管上設(shè)置的 280℃ 排煙防火閥在關(guān)閉后應(yīng)直接聯(lián)動(dòng)控制風(fēng)機(jī)停止，排煙防火閥及風(fēng)機(jī)的動(dòng)作信號(hào)應(yīng)反饋至消防聯(lián)動(dòng)控制器。三亞防火閥廠商排煙防火閥是主動(dòng)化體系中的一個(gè)重要組成部分，它裝于現(xiàn)場操控流路。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="東莞防火閥供應(yīng),防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174440576172/5261893.png"></div><p style="text-indent:25px">施工安裝可以防火閥可與通風(fēng)機(jī)、排煙風(fēng)機(jī)聯(lián)鎖。閥門的操作機(jī)構(gòu)一側(cè)應(yīng)有不小于200mm 的凈空間以利檢修。安裝閥門前必須檢查閥門的操作機(jī)構(gòu)是否完好，動(dòng)作是否靈活有效。防火閥應(yīng)安裝在緊靠墻或樓板的風(fēng)管管段中，防火分區(qū)隔墻兩側(cè)的防火閥距墻表面不應(yīng)大于200mm，防火閥兩側(cè)各2.0m范圍內(nèi)的管道及其絕熱材料應(yīng)采用不燃材料。防火閥應(yīng)單獨(dú)設(shè)支吊架，以防止發(fā)生火災(zāi)時(shí)管道變形影響其性能。防火閥的熔斷片應(yīng)裝在朝向火災(zāi)危險(xiǎn)性較大的一側(cè)。</p><p style="text-indent:25px">在排煙系統(tǒng)管道上設(shè)排煙防火閥，以防止火災(zāi)時(shí)高溫有毒煙氣傳輸，引起火災(zāi)蔓延擴(kuò)大和毒性加重，排煙閥管道穿越防火分區(qū)的隔墻處；管道穿越通風(fēng)、空氣調(diào)節(jié)機(jī)房及重要的或火災(zāi)危險(xiǎn)性大的房間隔墻和樓板處；垂直風(fēng)管與每層水平風(fēng)管交接處的水平管段；管道穿越變形縫的兩側(cè)。防火閥和排煙防火閥并不是一種產(chǎn)品，其作用也不一樣，防火閥：作用是防火，700C溫度熔斷器自動(dòng)關(guān)閉，可聯(lián)動(dòng)，用于通風(fēng)空調(diào)系統(tǒng)風(fēng)管內(nèi)。防煙防火閥：依靠煙感控制動(dòng)作，電動(dòng)關(guān)閉(防煙)，也可700C溫度熔斷器自動(dòng)關(guān)閉(防火)用于通風(fēng)空調(diào)系統(tǒng)風(fēng)管內(nèi)。防火閥的熔斷片應(yīng)裝在朝向火災(zāi)危險(xiǎn)性較大的一側(cè)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="東莞防火閥供應(yīng),防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174468476563/9962033.png"></div><p style="text-indent:25px">由于煙氣的瞬時(shí)溫度可能超過15 0℃，即使設(shè)置了1 5 0℃的消防閥，也可能產(chǎn)生誤操作，更不用說隨意規(guī)定的消防閥的工作溫度會(huì)給商品的標(biāo)準(zhǔn)化帶來困難。建議不應(yīng)在此安裝消防閥，如有必要，可采取防止回流的技術(shù)措施。有**認(rèn)為應(yīng)安裝2 80℃消防閥，或有**認(rèn)為可安裝70℃主動(dòng)密封消防閥，作者同意后一種觀點(diǎn)，對(duì)于排風(fēng)排煙組合系統(tǒng)中的出氣室消防閥，部分**認(rèn)為消防閥應(yīng)設(shè)置在2 80℃。由于補(bǔ)給溫度過高，可能會(huì)引起火災(zāi)，危及人民的安全。排風(fēng)防火閥執(zhí)行機(jī)構(gòu)驅(qū)動(dòng)靈活，反饋、聯(lián)鎖信號(hào)準(zhǔn)確。東莞防火閥供應(yīng)</p><p style="text-indent:25px">排風(fēng)與排煙系統(tǒng)共用風(fēng)管時(shí)無遠(yuǎn)程控制把持。東莞防火閥供應(yīng)</p><p style="text-indent:25px">走道長，設(shè)置了機(jī)械排煙系統(tǒng)，每層樓只有一個(gè)防煙分區(qū)。每層的排煙主管上設(shè)計(jì)了一個(gè)電動(dòng)的常閉的防火閥，每層的每個(gè)排煙口又設(shè)計(jì)一個(gè)電動(dòng)的常閉的排煙閥，消防排煙風(fēng)機(jī)的吸入口處也設(shè)計(jì)了一個(gè)電動(dòng)的常閉的排煙防火閥。顯然，這種設(shè)計(jì)存在功能浪費(fèi)，也是模塊、閥門、建筑成本的浪費(fèi)。建議:方法之一是把排煙口的排煙閥和模塊取消，風(fēng)口改成單層百葉;方法二是把每層的排煙主管上電動(dòng)的常閉的防火閥改成常開的280度關(guān)閉的防火閥，控制模塊改為一般的監(jiān)視模塊。這兩種方法同樣能達(dá)到消防規(guī)范要求，并且實(shí)際控制起來也十分可靠。東莞防火閥供應(yīng)</p><p style="text-indent:25px">佛山文質(zhì)通風(fēng)設(shè)備有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家生產(chǎn)型的公司。文質(zhì)通風(fēng)致力于為客戶提供良好的3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)，一切以用戶需求為中心，深受廣大客戶的歡迎。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造機(jī)械及行業(yè)設(shè)備良好品牌。文質(zhì)通風(fēng)立足于全國市場，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3016031.html</p></div></div></div></div></div><div id="3czbikh" class="page-right twoColRt"><div id="l3uhzwd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8dkmtvw" 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 id="kzb8jgi" 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