Automatic tail cleaning device for air cooling dry type ash conveyor

The utility model relates to an automatic tail cleaning device for an air cooling dry type ash conveyor. The automatic tail cleaning device comprises a closed conveying pipeline. A feeding port and a discharging port are formed in the pipe wall of the conveying pipeline and connected with an ash flowing-out port and an ash flowing-in port of the air cooling dry type ash conveyor respectively. The conveying pipeline is internally provided with a conveying mechanism capable of circularly running in the conveying pipeline. The conveying mechanism is provided with a plurality of scrapers arranged at preset intervals. The automatic tail cleaning device further comprises a drive device and a tensioning device which are used for circularly driving and tensioning the conveying mechanism. The automatic tail cleaning device can replace a cleaning chain to remove fine ash at the bottom, space is saved, the equipment shell height is reduced, the production cost is reduced to a great extent, the structure is simple, cost is low, maintaining is convenient, the workload of maintainers is reduced, and the economic input of spare parts is reduced.