Compressed air foam fire fighting truck for airport and fire extinguishing system of compressed air foam fire fighting truck

The invention discloses a compressed air foam fire fighting truck for an airport and a fire extinguishing system thereof, and relates to the technical field of fire fighting, the left and right side walls of a box body are fixedly connected with extension frames, the upper ends of the extension frames are fixedly connected with the lower end of an injection base, and the upper end of the injection base is rotatably connected with the lower end of a fire extinguishing head; the right side of the front end of the extension frame is fixedly connected with the rear end of a connecting block, the front end of the connecting block is fixedly connected with the rear end of a bearing frame, the inner wall of a telescopic hole is slidably connected with the outer wall of a wall breaking rod, the front end of a box body is fixedly connected with the rear end of a fixing removal frame, and the left side wall and the right side wall of the box body are fixedly connected with a vehicle speed detector. The aircraft fire ex