Smoke exhaust pipeline connecting mechanism for building fire engineering

The utility model discloses a smoke exhaust pipeline connecting mechanism for building fire-fighting engineering, which belongs to the technical field of fire-fighting engineering and comprises two pipeline components, two connecting components are clamped outside the two pipeline components, mounting components are fixedly connected outside the connecting components, and the mounting components are fixedly connected with the pipeline components. And an assembling component is fixedly connected outside the connecting component. According to the smoke exhaust pipeline connecting mechanism for the building fire engineering, the fixing plate, the connecting plate, the clamping block, the mounting groove, a spring, a movable plate and a pressing plate are arranged, so that the two smoke exhaust pipe bodies in the device are connected in a clamping mode, the mounting and using firmness of the smoke exhaust pipe bodies can be effectively guaranteed, and meanwhile when the smoke exhaust pipe bodies need to be disass