燃?xì)獍踩叭住?/title> <meta name="description" content="燃?xì)獍踩叭住? /> <meta name="keywords" content="燃?xì)鈭缶? /> <link rel="stylesheet" href="/css/reset.css"/> <link rel="stylesheet" href="/css/public.css"/> <link rel="stylesheet" href="/css/public_media.css"/> <link rel="stylesheet" href="/css/news_detail.css"/> <link rel="shortcut icon" href="/image/favicon.ico" type="image/x-icon"/> <script src="/sitefiles/assets/components/lodash-4.17.4.min.js"></script><script src="http://user.pds.gov.cn/siteRes/js/stlClient.js"></script><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 class="newsCenter"> <h1><a href="http:///">日韩在线免费视频,国产精品久久久久久av,人妻蜜と1～4中文字幕第三卷,午夜时刻免费观看</a></h1><div id="mde7y" class="pl_css_ganrao" style="display: none;"><s id="mde7y"></s><em id="mde7y"></em><em id="mde7y"></em><dd id="mde7y"></dd><form id="mde7y"><sup 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2em;"><br/></p><div style="text-align: center;"><img src="https://mp.toutiao.com/mp/agw/article_material/open_image/get?code=NWFhYzAzZDMxNGYxNGMzMGNkN2UyZGRlZDNhODJkOTMsMTczODgwODU0NjgzNA=="/><a style=""></a></div><p style="line-height: 2; text-indent: 2em;"><br/></p><p style="line-height: 2; text-indent: 2em;">為什么要安裝燃?xì)獍踩叭住保?span style="text-indent: 2em;">燃?xì)獍踩P(guān)系千家萬戶。隨著燃?xì)馐褂玫钠占埃細(xì)獍踩珕栴}日益突出。據(jù)《全國燃?xì)馐鹿史治鰣蟾妫?023年·第二季度報告暨半年綜述》顯示，2023年上半年共收集到媒體報道的國內(nèi)（不含港澳臺）燃?xì)馐鹿?94起，其中天然氣事故118起；液化石油氣事故156起；氣源待核實事故20起。</span><span style="text-indent: 2em;">因此，預(yù)防燃?xì)馐鹿?，保障居民用氣安全是群眾的迫切需求?/span></p><p style="line-height: 2; text-indent: 2em;"><br/></p><p style="line-height: 2; text-indent: 2em;">2022年，國家新實施了《燃?xì)夤こ添椖恳?guī)范》GB55009-2021（簡稱《規(guī)范》），文中第6.1.7條規(guī)定：當(dāng)家庭用戶管道或液化石油氣鋼瓶調(diào)壓器與燃具采用軟管連接時，應(yīng)采用專用燃具連接軟管。軟管的使用年限不應(yīng)低于燃具的判廢年限。<span style="text-indent: 2em;">第6.1.9規(guī)定：家庭用戶管道應(yīng)當(dāng)設(shè)置當(dāng)管道壓力低于限定值或連接灶具管道的流量高于限定值時能夠切斷向灶具供氣的裝置。<span style="text-indent: 32px; text-wrap-mode: wrap;">此處的“安全裝置”，也就是燃?xì)庾蚤]閥。</span></span></p><p style="line-height: 2; text-indent: 2em;"><br/></p><div style="text-align: center;"><img src="https://mp.toutiao.com/mp/agw/article_material/open_image/get?code=Y2QzNWNiNTQ2OTg0ZmNhYTdlOGQzMjhmNGExYTM1MmUsMTczODgwODU0NjgzNA=="/><a style=""></a></div><p style="line-height: 2; text-indent: 2em;"><br/></p><p style="line-height: 2; text-indent: 2em;"><span style="text-indent: 2em;">由于《燃?xì)夤こ添椖恳?guī)范》是強制執(zhí)行，所以按照規(guī)范要求，家庭用戶都需要安裝自閉閥。</span></p><p style="line-height: 2; text-indent: 2em;"><span style="text-indent: 2em;"><br/></span></p><p style="line-height: 2; text-indent: 2em;">燃?xì)獍踩叭住庇惺裁醋饔茫?span style="text-indent: 2em;">家用燃?xì)鈭缶鞯淖饔茫?span style="text-indent: 32px; text-wrap-mode: wrap;">當(dāng)環(huán)境中燃?xì)庑孤舛冗_(dá)到或者超過報警器的預(yù)設(shè)點時，燃?xì)鈭缶骶蜁l(fā)出聲光報警信號，提醒人們采取急救措施。</span></span></p><p style="line-height: 2; text-indent: 2em;"><br/></p><div style="text-align: center;"><img src="https://mp.toutiao.com/mp/agw/article_material/open_image/get?code=ZTQyNmZkZjQ3NzM1NzZkMTM3YWNjMzEzZjI0YmE1ZjcsMTczODgwODU0NjgzNA=="/><a style=""></a></div><p style="line-height: 2; text-indent: 2em;"><br/></p><p style="line-height: 2; text-indent: 2em;"><span style="text-indent: 2em;">自閉閥的作用：<span style="text-indent: 32px; text-wrap-mode: wrap;">管道燃?xì)庾蚤]閥具有超壓、欠壓、過流自動切斷保護(hù)功能。當(dāng)管道內(nèi)的燃?xì)獬^或低于一定壓力時，或是當(dāng)膠管脫落造成燃?xì)饬魉佼惓Ｔ龃髸r，都會自動切斷，從而保護(hù)用戶用氣安全。</span></span></p><p style="line-height: 2; text-indent: 2em;"><br/></p><div style="text-align: center;"><img src="https://mp.toutiao.com/mp/agw/article_material/open_image/get?code=NDgyNDE5MmY4MmNlOWU4YzE3OWM5N2M2MmU0OTg4N2MsMTczODgwODU0NjgzNA=="/><a style=""></a></div><p style="line-height: 2; text-indent: 2em;"><span style="text-indent: 2em;">金屬軟管的作用：</span><span style="text-indent: 2em;">常規(guī)的橡膠軟管使用壽命僅為18個月，老化后會出現(xiàn)變硬、變脆、開裂等問題，已禁止使用。金屬軟管使用壽命一般都超過8年，使用螺紋連接后不易脫落，有防鼠咬、耐腐蝕等優(yōu)勢。</span></p> </div> </div> <div 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