Smoke exhaust fireproof valve

According to the technical scheme, the smoke exhaust fireproof valve is characterized in that the smoke exhaust fireproof valve comprises a valve frame; a smoke exhaust cavity is formed in one side of the valve frame; a plurality of fireproof assemblies capable of closing the opening of the smoke exhaust cavity and a plurality of barrier strips matched with the fireproof assemblies are arranged in the smoke exhaust cavity; a control assembly used for driving the fireproof assembly is arranged on the outer side of the valve frame. The movable end of the control assembly is connected with the fireproof assembly. The sealing structure has the advantages of being good in sealing performance and capable of improving the smoke-isolating and fire-retarding performance. 本实用新型涉及一种排烟防火阀，其技术方案要点是：包括：阀门架；在所述阀门架的一侧设置有排烟腔；在所述排烟腔内设置有若干可封闭排烟腔开口的防火组件、及若干与所述防火组件相适配的挡条；在所述阀门架的外侧设置有用于驱动所述防火组件的控制组件；所述控制组件的活动端连接所述防火组件；本申请具有密封性较好以提高隔烟阻火性能的优点。