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摘要： 针对相关设计规范对风管穿变形缝处设置防火阀的规定,认为应根据变形缝两侧防火分隔的不同情况及防火阀在火灾时的作用合理设置。 关键词 ：变形缝　防火阀 设置 Discussion of setting the fire damper on both sides of ventilation ducts through the deformation joint By Zhang Mingyou★，Xu Yantao and Wang Yongwei Abstract Amiming at the related design codes for the setting of fire damper on ventilation ducts through the deformation joint, considers that the fire damper should be properly set for the different fire situations of the both sides of deformation joint and the functions of the fire damper in the case of Keywords deformation joint, fire damper, setting ★ Shandong Urban Construction Design Institute，Jinan，China