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class="home-main container clearfix"><div id="l7gyqv4" class="twoCol"><div id="qm2kp8l" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/second-yiqiyibiao_famen/">閥門</a>?<a href="http://www.cdcfah.com/cp/third-famen_fati/">閥體</a>?三沙防火閥哪個(gè)品牌好服務(wù)至上佛山文質(zhì)通風(fēng)設(shè)備供應(yīng)</p><div id="u2asfuy" class="leftbox clearfix"><h1>三沙防火閥哪個(gè)品牌好服務(wù)至上佛山文質(zhì)通風(fēng)設(shè)備供應(yīng)</h1><div id="wdc3pk9" class="proBig"><div id="smewova" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174258398438/156679.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="kprjbic" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174258398438/156679.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="eik32ce" 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>三沙防火閥哪個(gè)品牌好,防火閥</p><p><span>***更新：</span>2020-11-11 02:23:29</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="m2suro8" 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="8hj2xjt" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="ydfh2yl" class="box"><p><p style="text-indent:25px">安裝在通風(fēng)、空氣調(diào)節(jié)系統(tǒng)的送，三沙防火閥哪個(gè)品牌好，三沙防火閥哪個(gè)品牌好、回風(fēng)管道上，平時(shí)呈開啟狀態(tài)，火災(zāi)時(shí)當(dāng)管道內(nèi)煙氣溫度達(dá)到70℃時(shí)關(guān)閉，三沙防火閥哪個(gè)品牌好，并在一定時(shí)間內(nèi)能滿足漏煙量和耐火完整性要求，起隔煙阻火作用的閥門。設(shè)置防火閥位置：通風(fēng)、空氣調(diào)節(jié)系統(tǒng)的風(fēng)管在下列部位應(yīng)設(shè)置公稱動(dòng)作溫度為70℃的防火閥：穿越防火分區(qū)處;穿越通風(fēng)、空氣調(diào)節(jié)機(jī)房的房間隔墻和樓板處;穿越重要或火災(zāi)危險(xiǎn)性大的場所的房間隔墻和樓板處; 穿越防火分隔處的變形縫兩側(cè); 豎向風(fēng)管與每層水平風(fēng)管交接處的水平管段上。注：當(dāng)建筑內(nèi)每個(gè)防火分區(qū)的通風(fēng)、空氣調(diào)節(jié)系統(tǒng)均**設(shè)置時(shí)，水平風(fēng)管與豎向總管的交接處可不設(shè)置防火閥。防火閥運(yùn)用中注意事項(xiàng)：在生活中,通常在通風(fēng)和空調(diào)體系道路的計(jì)劃中都會(huì)裝置和運(yùn)用防火閥。三沙防火閥哪個(gè)品牌好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="三沙防火閥哪個(gè)品牌好,防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174258398438/156679.png"></div><p style="text-indent:25px">70度防火閥用在空調(diào)送風(fēng)、通風(fēng)系統(tǒng)管道上；平時(shí)常開，發(fā)生火災(zāi)時(shí)關(guān)閉，聯(lián)鎖風(fēng)機(jī)，使風(fēng)機(jī)關(guān)閉；280度防火閥用在排煙系統(tǒng)管道上，平時(shí)常開，發(fā)生火災(zāi)時(shí)排煙，當(dāng)煙氣溫度達(dá)到280度時(shí)，防火閥關(guān)閉，聯(lián)鎖風(fēng)機(jī)關(guān)閉；280防火閥應(yīng)為常開，又叫高溫防火閥，一般安裝在有高溫環(huán)境的通風(fēng)管道中，當(dāng)溫度到達(dá)280后易熔合金熔化，閥門關(guān)閉，同時(shí)可以用24V電信號(hào)控制。如果說是280排煙防火閥應(yīng)為常閉，安裝在排煙管道中發(fā)生火災(zāi)時(shí)控制中心給出電信號(hào)使其打開排煙，當(dāng)溫度到達(dá)280時(shí)易熔合金熔化閥門關(guān)閉，是一種二次動(dòng)作的閥門。佛山防火閥品牌推薦排風(fēng)防火閥電動(dòng)開啟消耗電流小。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="三沙防火閥哪個(gè)品牌好,防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174428339844/3800722.png"></div><p style="text-indent:25px">一種防火閥，包括閥體、若干轉(zhuǎn)動(dòng)連接于閥體內(nèi)壁上的閥板和驅(qū)動(dòng)所述閥板轉(zhuǎn)動(dòng)的執(zhí)行部件，所述閥體垂直于閥板兩側(cè)的內(nèi)壁上均固定有抵觸于閥板側(cè)壁的密封板，所述密封板具有彈性，且在未受力時(shí)橫截面形狀為外凸的弧形；所述閥板沿長度方向的兩側(cè)的側(cè)壁上設(shè)置有定位部，所述密封板上設(shè)置有在閥板閉合狀態(tài)下，供定位部卡入的定位凹槽。由于密封板有彈性，且在未受力時(shí)為外凸的弧形；因而當(dāng)閥板閉合時(shí)，能夠沿著密封板的弧形面，逐步抵壓在密封板增大密封板的形變量，因此閥板整體轉(zhuǎn)動(dòng)過程較為流暢；而當(dāng)閥板完全閉合后，閥板兩側(cè)抵壓在密封板上，密封板在自身彈性的作用下與閥板保持穩(wěn)密的貼合，從而提升了在閥板閉合后閥體側(cè)壁與閥板之間密封性；當(dāng)閥板閉合后，閥板上的定位部卡入密封板上的定位凹槽內(nèi)；定位凸塊與定位凹槽的配合，對(duì)閥板有限位的作用，使得閥板在閉合后，位置處于穩(wěn)定。</p><p style="text-indent:25px">防火閥會(huì)振動(dòng)在使用防火閥的過程中，我們經(jīng)常會(huì)直接出現(xiàn)振動(dòng)問題。消防通風(fēng)閥主要是火災(zāi)的主要組成部分，因此可以在排煙系統(tǒng)中看到。管道排氣閥流量，它可以算作開啟狀態(tài)，特別是在火災(zāi)時(shí)我們需要關(guān)閉280度煙氣排氣管溫度來完成，并在一定時(shí)間內(nèi)滿足火災(zāi)完整性對(duì)煙氣泄漏的要求和煙。從火中煙霧非常好。排氣閥的運(yùn)行中會(huì)出現(xiàn)振動(dòng)讓我們了解防火閥振動(dòng)的原因：這是因?yàn)榉阑鹋艧熼y在一些運(yùn)行初期軸承振動(dòng)時(shí)很小，但隨著工作時(shí)間的延長，排氣口的粉塵不會(huì)粘附在葉輪的動(dòng)平衡上，逐漸破壞防火排煙閥，使軸承的振動(dòng)逐漸進(jìn)入折痕，逐漸開始振動(dòng)。防火排煙閥附近有振動(dòng)危險(xiǎn)，振動(dòng)表報(bào)警，應(yīng)及時(shí)檢查調(diào)整。通風(fēng)管是火災(zāi)時(shí)不使用的到70度時(shí)關(guān)閉防火閥起到阻止火災(zāi)蔓延的作用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="三沙防火閥哪個(gè)品牌好,防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174394492188/7492810.png"></div><p style="text-indent:25px">排煙閥安裝在高層建筑、地下建筑排煙系統(tǒng)的管道系統(tǒng)各支管端部（煙氣吸入口）處，平時(shí)呈關(guān)閉狀態(tài)并滿足漏風(fēng)量要求，感溫（煙）電信號(hào)聯(lián)動(dòng)，排煙風(fēng)機(jī)同時(shí)啟運(yùn)；手動(dòng)使閥門開啟，排煙風(fēng)機(jī)同時(shí)啟動(dòng)；輸出閥門開啟信號(hào)?；馂?zāi)或需要排煙時(shí)手動(dòng)和電動(dòng)打開，起排煙作用的閥門。發(fā)生火災(zāi)時(shí)煙感探頭發(fā)出火警信號(hào)，消防控制中心通過DC24V電壓將閥門打開排煙，也可手動(dòng)使閥門打開，手動(dòng)復(fù)位。閥門開啟后可發(fā)出電訊號(hào)至消防控制中心。根據(jù)要求，還可與其它設(shè)備聯(lián)鎖。排煙閥與普通百葉風(fēng)口或板式風(fēng)口組合，可構(gòu)成排煙風(fēng)口。帶有裝飾口或進(jìn)行過裝飾處理的閥門稱為排煙口。一般建筑排煙系統(tǒng)需要人員確認(rèn)且操作，故排煙閥無感溫器件。一般大部分會(huì)安裝在建筑空間上部或吊頂部位。排煙閥可與火災(zāi)探測(cè)器聯(lián)鎖，特別是火災(zāi)煙感探測(cè)器的聯(lián)鎖，特別是火災(zāi)煙感探測(cè)器的聯(lián)鎖，通過探知火災(zāi)初期發(fā)生的煙氣來開啟閥門，進(jìn)行排煙，變成由電動(dòng)機(jī)或電磁機(jī)構(gòu)驅(qū)動(dòng)的自動(dòng)閥門。3C防火閥通常能夠裝置于空調(diào)設(shè)備如新風(fēng)機(jī)組、空調(diào)機(jī)組等出風(fēng)口的送風(fēng)主風(fēng)道上。三沙防火閥哪個(gè)品牌好</p><p style="text-indent:25px">防火閥是在調(diào)節(jié)的基礎(chǔ)上，增加感溫控制裝置。三沙防火閥哪個(gè)品牌好</p><p style="text-indent:25px">防火閥是一種記憶熔合金的溫度控制，利用重力作用和彈簧機(jī)構(gòu)的作用關(guān)閉的閥門形式。新型產(chǎn)品中亦有利用記憶合金產(chǎn)生形變使閥門關(guān)閉的。它的作用是：當(dāng)煙氣溫度達(dá)到280℃時(shí)，人已基本疏散完畢，排煙已無實(shí)際意義，而煙氣中此時(shí)已帶火，閥門自動(dòng)關(guān)閉，以避免火勢(shì)蔓延。防火閥是一種常閉型閥門，由控制中心通24V直流電開啟或手動(dòng)開啟，在280℃時(shí)自動(dòng)關(guān)閉，復(fù)位必須手動(dòng)。它的作用是：當(dāng)煙氣溫度達(dá)到280℃時(shí)，人已基本疏散完畢，排煙已無實(shí)際意義，而煙氣中此時(shí)已帶火，閥門自動(dòng)關(guān)閉，以避免火勢(shì)蔓延。系統(tǒng)的排煙風(fēng)口也可以用常閉型的防火排煙口，取消支管上的排煙防火閥。火災(zāi)時(shí)，該風(fēng)口由控制中心通24V直流電開啟或手動(dòng)開啟，當(dāng)煙溫達(dá)到280℃時(shí)自動(dòng)關(guān)閉，復(fù)位也必須手動(dòng)。排煙風(fēng)機(jī)房入口也應(yīng)安裝排煙防火閥，以防火勢(shì)蔓延到風(fēng)機(jī)房所在層三沙防火閥哪個(gè)品牌好</p><p style="text-indent:25px">佛山文質(zhì)通風(fēng)設(shè)備有限公司主要經(jīng)營范圍是機(jī)械及行業(yè)設(shè)備，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場口碑。公司業(yè)務(wù)涵蓋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)等，價(jià)格合理，品質(zhì)有保證。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。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>文章來源地址: http://www.cdcfah.com/cp/1936749.html</p></div></div></div></div></div><div id="yivnfhj" class="page-right twoColRt"><div id="dxkxum8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="tiaspmj" 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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