北侖公共煙道止回閥批發(fā) 歡迎來電寧波延鑫模塑供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="油煙機止回閥的工作原理：當(dāng)煙道內(nèi)的溫度達到150°時(煙道溫度達到150°默認為煙道內(nèi)有明火），閥體背面的溫控元件動作，觸動關(guān)閉開關(guān)。閥片在彈簧回彈的作用下強制關(guān)閉閥門，阻止火災(zāi)通過油煙排氣口向室內(nèi)蔓延。這類閥門是靠管路中介質(zhì)本身的流動產(chǎn)生"><meta name="keywords" content="北侖公共煙道止回閥批發(fā),油煙機止回閥"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>北侖公共煙道止回閥批發(fā),油煙機止回閥</p><p><span>***更新：</span>2021-01-27 09:11:35</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="tn7hzgv" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">寧波延鑫模塑有限公司</a></p><p><span>聯(lián)系人：</span>金偉成</p><p><span>郵箱: </span>1422868828@qq.com</p><p><span>電話: </span>13621730205</p><p><span>傳真: </span>0574_</p><p><span>網(wǎng)址: </span>http://15888070381.shop.88360.com</p><p><span>手機: </span>0574-83550667</p><p><span>地址: </span>桃源街道金山九路12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="h8prov7" class="page-proshow02"><p class="title">詳細說明</p><div id="vpm39g8" class="box"><p><p style="text-indent:25px">油煙機止回閥的工作原理：當(dāng)煙道內(nèi)的溫度達到150°時(煙道溫度達到150°默認為煙道內(nèi)有明火），閥體背面的溫控元件動作，觸動關(guān)閉開關(guān)。閥片在彈簧回彈的作用下強制關(guān)閉閥門，阻止火災(zāi)通過油煙排氣口向室內(nèi)蔓延。這類閥門是靠管路中介質(zhì)本身的流動產(chǎn)生的力而自動開啟和關(guān)閉的，屬于一種自動閥門。止回閥用于管路系統(tǒng)，其主要作用是防止介質(zhì)倒流、可以適用于各種介質(zhì)的管路上。止回閥安裝在管路上，即成為這一完整管路的流體部件之一，油煙機止回閥，又稱內(nèi)墻風(fēng)帽，也是建設(shè)部推廣的環(huán)保產(chǎn)品。在現(xiàn)代住房建設(shè)中，北侖公共煙道止回閥批發(fā)，得到了普遍應(yīng)用，北侖公共煙道止回閥批發(fā)。它既能防止油煙倒流，又能起到管道的連接作用，北侖公共煙道止回閥批發(fā)。在安裝的的過程中，很多時候由于安裝工人的疏忽沒能將膠帶物揭開，導(dǎo)致油煙機止回閥無法打開。北侖公共煙道止回閥批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北侖公共煙道止回閥批發(fā),油煙機止回閥" src="https://tyunfile.71360.com/UploadFile/15888070381/637359327532998047/1203842.png"></div><p style="text-indent:25px">油煙機止回閥在安裝的過程中，要注意這幾點；1、副煙道務(wù)必保留，家庭煙道一般有主次之分，油煙先從副煙道進入主煙道這樣保證每一戶的油煙是隔開的，進一步防止油煙反串。2、施工細節(jié)要注意油煙機的位置，一般管道要越短越好，另外就是煙道開口一定要在副煙道上，不要隨意改變位置導(dǎo)致打在了主煙道上就不好了。3、有些用戶直接放棄了走公共煙道的形式直接在窗戶上開口，一定要注意提前要經(jīng)過物業(yè)的認可，開洞不要太小，而且煙道管在外部應(yīng)該向下傾斜防止雨水倒灌，并把風(fēng)擋在外面。4、止逆閥門的更換和清洗，如果止逆閥的閥門可取下清洗更好，長期的使用止回閥會積累很多雜物，定期的清洗或者更換新的止回閥能夠更好的提升排煙效率，兩年更換一次，一兩個月清洗一次是較好選擇。鎮(zhèn)海廚房煙機止回閥哪家好油煙機的油煙機止回閥效果不是很明顯，而在煙道安裝油煙機止回閥可以保護油煙機。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北侖公共煙道止回閥批發(fā),油煙機止回閥" src="https://tyunfile.71360.com/UploadFile/15888070381/637359327513798828/1102284.png"></div><p style="text-indent:25px">不銹鋼油煙機止回閥工作原理：不銹鋼油煙機止回閥由主閥、單向閥、針型閥、球閥、微形過濾器和壓力表組成水力控制接管系統(tǒng)。利用水力自動操作，可使主閥得到極好的開啟或關(guān)閉速度。防止水鍾水擊的產(chǎn)生，以達到緩閉消聲的效果。當(dāng)不銹鋼油煙機止回閥從進口端給水時，水通過微型過濾器、針型閥、單向閥進入主閥控制室，再經(jīng)過球閥排水至下游。因為針型閥開度小于球閥開度，即主閥控制室的排水速度大于進水速度，因此控制室壓力降低，作用于主閥盤下端的進口壓力打開主閥向下游供水。當(dāng)煙道停止供水時，若下游水開始回流，一部分回流水經(jīng)球閥進入主控制室，由于單向閥作用，回流水不能從主控制室流出，引起主控制室逐漸升壓，緩緩關(guān)閉主閥。</p><p style="text-indent:25px">防火油煙機止回閥的安裝注意事項：1、在家用廚房中安裝不銹鋼養(yǎng)到的時候，需要將副煙道保留下來，能夠防止管道內(nèi)油煙氣、廢氣、污染氣體等回流以及倒灌；2、廚房中安裝的不銹鋼煙道管道應(yīng)該盡量簡短些，避免管道太長引起煙味倒流；3、對于廚房中已經(jīng)有的煙道就不要輕易放棄了，可以開窗排煙；4、定出煙道的位置中心線，在預(yù)留孔洞中由屋面引下，四根垂直中心線，在樓板平面上彈出兩條正交的中心線。這樣就能保證煙道上下想通準(zhǔn)確無誤。油煙機止回閥的閥門非常適合作為介質(zhì)的切斷或調(diào)節(jié)及節(jié)流使用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北侖公共煙道止回閥批發(fā),油煙機止回閥" src="https://tyunfile.71360.com/UploadFile/15888070381/637359327397070313/74855.png"></div><p style="text-indent:25px">油煙機止回閥是平面與平面相接的，若是公共煙道，要注意是否需要定期更換，別圖便宜，好的油煙機止回閥在淘寶也不便宜。選擇油煙機止回閥的時候務(wù)必選擇擋板能夠輕松開合，盱角馱，阻擋風(fēng)量小。安裝方式上，玻璃窗上的較好用對夾式的；煙道的有打孔的，有彈簧卡子免打孔的，還有用石膏封的等。煙道類型：單煙道式。單煙道式煙道由一個簡單的矩形煙管構(gòu)成，垂直穿越各層住宅，在每層住宅中留有一個連接抽油煙機的進風(fēng)口，底層由一個補風(fēng)口補氣。其原理是各層煙氣在抽油煙機的推動下，將油煙排入煙道中，于煙氣溫度的作用，在煙道中產(chǎn)生上升浮渤，從出屋面的出風(fēng)口將煙氣排出。油煙機止回閥葉片合不上跟沒安裝油煙機止回閥是一樣的效果。鎮(zhèn)海廚房煙機止回閥哪家好</p><p style="text-indent:25px">大型的油煙機止回閥應(yīng)**支撐，使之不受管系產(chǎn)生的壓力的影響。北侖公共煙道止回閥批發(fā)</p><p style="text-indent:25px">防火油煙機止回閥的檢驗標(biāo)準(zhǔn)：一、外觀：防火止回閥的各零部件表面應(yīng)平整，不允許有裂隙、壓坑及明顯的凹凸、錘痕、毛刺、孔洞等缺點。金屬防火止回閥和零部件表面均應(yīng)進行防腐防銹處理。經(jīng)處理后的表面應(yīng)光滑、平整，鍍層涂層應(yīng)牢固，不允許有氣泡、剝落、開裂以及漏漆、流痕、皺紋等缺點。二、閥片開啟角度：廚房用止回閥在開啟壓力為80pa時，閥片應(yīng)達到完全開啟，較大開啟角度應(yīng)不小于60℃。三、復(fù)位功能：止回閥應(yīng)具備復(fù)位功能，其操作應(yīng)方便、可靠。北侖公共煙道止回閥批發(fā)</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3035046.html</p></div></div></div></div></div><div id="lzwyf7g" class="page-right twoColRt"><div id="sm3hzl9" class="box01 margin10 clearfix"><h3><a 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