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    防火卷帘门的应用和介绍
    来源:http://www.jnjqjc.com   时间:2014-8-29 10:51:47
    防火卷帘门是大洞口或大区域同享空间防火防烟必要的商品,是通常平开防火门所不能替代的。如今国内厂家所能供给的尺度宽度和高度均可到达15m,它平常可荫蔽在天花吊顶内,与温感、烟感探测器相匹配,可到达烟感信号来暂时,门降至距地上1.8米,使区域构成烟雾堵槽,避免烟雾向其他分区分散。当温度信号来暂时,承认灾情后门体将降至地上,堵截火源,一起宣布声光报警,辅导人员敏捷分散。如灾区仍有未及时分散的人员,该门仍能够由门两边的按钮将其提升到距地上1.8米的高度,在人逃生后门将延时封闭,避免火烟外窜。
    Fire shutter door is big hole or large area shared space fire smoke the necessary goods, is usually level open fireproof door can not be replaced. Now the domestic manufacturers can supply scale width and height can reach 15m, it can be hidden in the ceiling, and the temperature detector, smoke detector match, can reach the smoke signal to temporarily, doors down from the ground 1.8 meters, the area in which the smoke blocking groove, avoid smoke dispersed to other partitions. When the temperature signal to temporarily, that door will fall to the ground the body, cut off the fire, announced that the sound and light alarm, counselors agile dispersion. As the disaster area to still have not timely isolated personnel, the door can still by the door on both sides of the button to be away from the ground 1.8 meters in height, people escape the back door will delay closed, avoid the fire smoke there.
      别的,防火卷帘门定做厂家对于卷帘门无电源的情况下不能发挥效果的疑问,有关单位已开发了一种在无电或堵截电源的情况下靠温度熔断翻开减速离合器,使防火卷帘门靠自重匀速封闭,阻隔火情的“防火卷帘门熔断开释放置”,使防火卷帘门能在无电、无人的情况下仍能起到应有的效果。
    The other, not fire shutter doors custom manufacturers for the rolling shutter door without power supply conditions play a effect of doubt, the unit has developed a temperature without electricity or cut off the power supply in case of fuse open reduction clutch, the fire shutter doors closed by dead weight uniform, obstructing the fire "fire rolling shutter release placed fuse", the fireproof rolling shutter door can still play the desired effect in no electricity, no circumstances.