Tubular air preheater with ash removal function

The utility model provides a tubular air preheater with an ash removal function, which comprises a shell, an air inlet pipeline is arranged at the upper part of one side of the shell, and an air outlet pipeline is arranged at the lower part of one side of the shell; a flue gas inlet flue is arranged below the tubular air preheater, and a flue gas outlet flue is arranged above the tubular air preheater; smoke pipes are vertically arranged in the shell, each smoke pipe is internally provided with one ash removal assembly, the upper ends of the ash removal assemblies are fixed to a driven shaft and a driving shaft, and the driven shaft and the driving shaft are installed on the outer wall of a smoke outlet flue of the tubular air preheater. The driven shaft is connected with the driving shaft which is connected with the power assembly. According to the utility model, the problem that a tubular air preheater is inconvenient and incomplete in ash removal is solved. According to the utility model, the online synchr