主管:中华人民共和国应急管理部
主办:应急管理部天津消防研究所
ISSN 1009-0029  CN 12-1311/TU

消防科学与技术 ›› 2024, Vol. 43 ›› Issue (4): 482-486.

• • 上一篇    下一篇

防火分隔用玻璃构件水击试验研究

徐文飞1,2,3, 郭战胜1,2,3, 王振祥1,2,3   

  1. (1. 应急管理部天津消防研究所,天津 30082;2. 工业与公共建筑火灾防控技术应急管理部重点实验室,天津 300381;3. 天津市消防安全技术重点实验室,天津 300381)
  • 出版日期:2024-04-15 发布日期:2024-04-15
  • 作者简介:徐文飞(1990- ),男,山东东营人,应急管理部天津消防研究所助理研究员,主要从事建筑构件的耐火性能研究工作,天津市西青区富兴路2号,300382。
  • 基金资助:
    应急管理部天津消防研究所基本科研业务费资助项目(2023SJ19)

Research on hose stream impact test of glass components for fire separation

Xu Wenfei1,2,3, Guo Zhansheng1,2,3,Wang Zhenxiang1,2,3   

  1. (1.Tianjin Fire Science and Technology Research Institute of MEM, Tianjin 300382, China; 2. Key Laboratory of Fire Protection Technology for Industry and Public Building, Ministry of Emergency Management, Tianjin 300381, China; 3. Tianjin Key Laboratory of Fire Safety Technology, Tianjin 300381, China)
  • Online:2024-04-15 Published:2024-04-15

摘要: 玻璃构件广泛应用于大型商业综合体,作为防火分隔使用。火灾发生后,消防员灭火救援过程中水击行为可能造成玻璃构件的损坏,造成火灾的蔓延。为了评价水击对受火后的玻璃构件的破坏性,本文结合玻璃构件耐火性能测试,按照建筑构件的标准水击方法,开展4次玻璃构件耐火测试后的水击测试。研究表明:4次水击试验,1次玻璃构件耐火性能合格,水击试验未破坏;1次玻璃构件耐火性能合格,水击导致玻璃破裂;2次玻璃构件失去隔热性,水击超温区域瞬间破裂。因此,玻璃构件耐火性能测试后,水击试验可能破坏玻璃构件的完整性,导致防火分隔功能的丧失,玻璃构件耐火试验后有必要进行水冲击测试。

关键词: 玻璃构件, 防火分隔, 耐火性能, 水击

Abstract: Glass components are widely used in large commercial complexes as fire partitions. After the fire broke out, the water strike behavior during the fire fighting and rescue may cause damage to the glass components, resulting in the spread of the fire. According to the standard hose stream method of building components, hose stream test after fire resistance test of glass components is carried out in this paper. The results show that when the glass insulation performance of the glass component is lost, the glass will open and collapse when the over temperature area touches the water, resulting in the loss of the fire separation function. The fire resistance of the glass component does not reach the fire resistance limit, and the glass component may collapse. Water impact test is necessary after fire resistance test of glass components.

Key words: glass components, fire separation, fire resistance, hose stream