Multifunctional heating furnace

The invention belongs to the technical field of heating equipment, particularly relates to a multifunctional heating furnace. The multifunctional heating furnace aims to solve the problems that an existing heating furnace is single in function, needs manual fuel adding and is general in heating effect. According to the scheme, the multifunctional heating furnace comprises a furnace base, wherein the furnace base is of a hollow structure and of a stair landing structure, and a combustion chamber is fixed to one side of the top of the furnace base; a heating pipe assembly is arranged at the topof the combustion chamber, smoke exhaust pipe assemblies are arranged on the two sides of the heating pipe assembly, the bottom ends of the smoke exhaust pipe assemblies communicate with the furnace base, and smoke exhaust holes communicating with the interior of the furnace base are formed in the side, away from the combustion chamber, of the top of the furnace base; and the outer side of the heating pipe assembly is pro