广东康美风通风设备有限公司

<pstyle="text-align:center;"><spanstyle="font-family:arial,helvetica,sans-serif;"><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/591/873/12639378195_1354819119.jpg"alt="undefined"/></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>防火阀</strong></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">防火阀是用于民用建筑或工业建筑通风系统中能自动隔离防火区域的阀门，其耐火极限≥90分钟，通过中国GB15930-1995的测试，常开，70℃自动关闭、电控或电动关闭。</span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">&nbsp;</span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>防火阀结构示意图</strong></span><br/><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgstyle="display:block;margin-left:auto;margin-right:auto;"src="https://cbu01.alicdn.com/img/ibank/2019/925/979/12715979529_1354819119.jpg"alt="undefined"/></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgstyle="display:block;margin-left:auto;margin-right:auto;"src="https://cbu01.alicdn.com/img/ibank/2019/433/204/12639402334_1354819119.jpg"alt="undefined"width="790"height="737.3333333333333"/></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>排烟防火阀</strong></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">排烟防火阀、排烟阀（口）用于和排烟设备共同控制大楼内的排烟区域，在周围温度为400℃的情况下能保证维持正常性能30分钟，并通过中国GB15931-1995的测试，常开，280℃自动关闭、电控或电动关闭。常闭，发生火灾时电控或电动打开排烟。</span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>&nbsp;</strong></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong><strong>排烟防火阀</strong>结构示意图</strong></span></p><pstyle="text-align:center;"><br/><br/><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/010/714/12639417010_1354819119.jpg"alt="undefined"/></span></p><pstyle="text-align:left;"><br/><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>排烟防火阀<strong>内部接线图</strong></strong></span><br/><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgstyle="display:block;margin-left:auto;margin-right:auto;"src="https://cbu01.alicdn.com/img/ibank/2019/096/900/12716009690_1354819119.jpg"alt="undefined"width="790"height="377.00239808153475"/></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/433/204/12639402334_1354819119.jpg"alt="undefined"width="790"height="737.3333333333333"/></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>排烟阀</strong></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">排烟、防火、防火排烟阀能在通风系统内自动隔离火灾和烟雾区域，为了防止火势烟雾在通风管道内的蔓延，康美风的阀门为此提供了一个有效的屏障，阀门在火灾情况下能耐火达3小时，并在控制烟雾方面结合了低泄露率的特点。康美风阀门适用于安装在金属管道内，或是安装在混凝土或砖制的墙和天花板上，以及轻质隔墙上。</span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">&nbsp;</span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>排烟阀结构示意图</strong></span></p><pstyle="text-align:center;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/249/414/12639414942_1354819119.jpg"alt="undefined"/><br/><br/></strong></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong><strong>排烟阀内部接线图</strong></strong></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong><imgstyle="display:block;margin-left:auto;margin-right:auto;"src="https://cbu01.alicdn.com/img/ibank/2019/096/900/12716009690_1354819119.jpg"alt="undefined"width="790"height="377.00239808153475"/></strong></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">&nbsp;</span></p><pstyle="text-align:center;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/704/075/12676570407_1354819119.jpg"alt="undefined"/></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>排烟口送风口</strong></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;">平时呈常闭状态，火灾时烟感器通过控制中心发来电气信号（DC24V），执行机构内的电磁铁通电动作，阀门自动开启，并输出开启电信号，当烟气温度达到280℃时阀门重新关闭。</span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>&nbsp;</strong></span></p><p><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>结构示意图</strong></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/158/924/12639429851_1354819119.jpg"alt="undefined"width="790"height="318.65015974440894"/></span></p><pstyle="text-align:left;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><strong>防火阀系列型号&amp;功能对照表</strong></span></p><pstyle="text-align:center;"><spanstyle="font-family:arial,helvetica,sans-serif;font-size:12.0pt;"><imgsrc="https://cbu01.alicdn.com/img/ibank/2019/739/753/12639357937_1354819119.jpg"alt="undefined"width="790"height="1045.3480358373536"/></span></p>