Furnace for converting and casting oxygen-free copper ingot

The invention provides a continuous blowing and casting furnace of oxygen-free copper ingots, which pertains to the technical field of manufacturing metal smelting and casting equipment. The furnace essentially comprises a furnace shell (3) which is externally coated with refractory bricks (1), a smelting furnace (4) and a deoxidation furnace (10) which are provided with an electric inductive heater (17) at the bottom and arranged in the furnace shell (3) in parallel, a bottom blowing chute (19) which is provided with gas permeable bricks (22) at the bottom and arranged between the smelting furnace (4) and the deoxidation furnace (10), a bottom blowing furnace end (11) which is provided with a casting gate (20) and bottom blowing bricks (12) at the bottom and connected with the deoxidation furnace (10), a diversion trench (21) which is distributed in an 'S' shape and arranged in the bottom blowing furnace end (11), a smelting furnace cover (5) arranged at the upper part of the smelting furnace (4) and a deoxi