Patent ID: 11859825
Assignee: nan
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 11:
12. The combustion furnace with controllable firepower according to claim 9, wherein the furnace body comprises a first furnace body unit and a second furnace body unit, and the second furnace body unit is provided in the first furnace body unit;
the bottom wall of the second furnace body unit is higher than the bottom wall of the first furnace body unit to form a second air passage between the bottom wall of the first furnace body unit and the bottom wall of the second furnace body unit;
the air inlet is provided at the bottom of the side wall of the first furnace body unit, the combustion chamber is provided in the second furnace body unit, and the bottom wall of the second furnace body unit is provided with an opening to realize the communication among the combustion chamber, the second air passage and the air inlet.