Heavy aromatics combustion furnace

The invention belongs to the technical field of heavy aromatics combustion furnaces, and discloses a heavy aromatics combustion furnace which comprises a bottom plate, a furnace body is arranged on the bottom plate, the fuel inlet end of the furnace body is connected with a liquid guide pump through a pipeline, the liquid guide pump is connected with a filter cartridge through a pipeline, and the filter cartridge is connected with a fuel treatment tank. A fuel preheating assembly is installed on the fuel treatment tank and connected with a smoke guide pipe, the smoke guide pipe is connected with a smoke exhaust port, the smoke exhaust port is installed on the furnace body, the top of the fuel treatment tank is connected with a sedimentation tank through a fixing shell, and the sedimentation tank is connected with the fuel treatment tank through a communicating pipe. The fuel preheating assembly comprises a driving motor, a smoke guide pipe is guided into fuel, the temperature of heavy aromatics is increased t