The utility model belongs to
fire smoke technology field, concretely is a kind of
fire smoke delaying
diffusion device, including installation frame;The top of installation frame is fixedly installed with
smoke collecting plate, the both sides of
smoke collecting plate are fixedly installed with ceiling, the inner wall of
smoke collecting plate is provided with smoke guide mechanism, the inner wall of smoke collecting plate is provided with barrier mechanism;The top of smoke collecting plate is provided with release mechanism;The top of smoke collecting plate is provided with smoke exhaust component;Through the setting of partition, guide plate,
discharge pipe,
flame-retardant isolation cloth, guide slot, sliding block and gravity plate, partition can be separated into small piece with smoke, so that smoke can be orderly discharged, prevent accumulation in the inner wall of smoke collecting plate, guide plate can guide smoke to
discharge pipe, so that it is transported to smoke exhaust component, the cooperation of
flame-retardant isolation cloth and gravity plate can realize rapid deployment, so that smoke can be rapidly isolated, prevent its
diffusion.