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防火卷帘门配件门铰链的安装要求
2015-2-5 14:52:19
防火卷帘门配件门铰链的安装要求:
Requirements for fireproof rolling shutter door fittings of door hinge mounting:
1、门铰链应能支撑住门体的质量,在开启90°过程中,门体不应产生倾斜,门铰链轴线不应产生大于2mm的位移。
1, the door hinge can support the quality of the door body, in the open 90 degrees in the process, the door body should not have tilted, door hinge axis should not produce displacement of more than 2mm.
2、门铰链应转动灵活,在49N拉力作用下门体可灵活转动90°。济南卷帘门厂
2, the door hinge should be flexible rotation, in 49N under the action of the tension of the door can be flexibly rotated 90 degrees.
3、门铰链在强度上应能承受使用普通机械手工工具对铰链实施冲击破坏时传给铰链的冲击力和撬扒力矩,在规定时间内,门铰链应无断裂现象,采用焊接时,焊缝不得高于铰链表面。
3, the door hinge should be able to withstand the impact damage on the hinge implementation using ordinary mechanical hand tools passed to the hinge of the impact force and torque lever grilled in strength, in a specified time, door hinge should be no fracture phenomenon, by welding, weld shall not be higher than the hinge surface.
4、门铰链与门扇的连接处,在6000N压力作用下,力的作用方向为门的开启方向,门框与门扇之间不应产生大于8mm的位移,门扇面不应产生大于5mm的凹陷变形。
Junction 4, door hinge and the door leaf, in 6000N pressure, direction of the force for the opening direction of the door, between the door frame and the door leaf should not produce displacement is larger than 8mm, the door fan should not have sunken deion is greater than 5mm.
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