Energy-saving and environment-friendly combustion furnace

The utility model relates to the technical field of combustion furnaces, and discloses an energy-saving and environment-friendly combustion furnace which comprises a furnace body, the top end of the furnace body is fixedly connected with a chimney, an activated carbon filter screen is installed in the chimney, a supporting plate and a guide plate are fixedly connected in the furnace body, the guide plate is located below the supporting plate, and the supporting plate is fixedly connected with the chimney. The bottom end of the furnace body is fixedly connected with a discharging pipe, and the discharging pipe is in threaded connection with a waste box. According to the technical scheme, through threaded connection of the discharging pipe and the waste box, the waste box can be installed outside the furnace body, waste generated by combustion in the furnace body can accurately enter the discharging pipe under the action of the guide plate and then slide into the waste box, the waste is collected, it is not nee