Overflow monitoring device for aluminum outlet of smelting furnace

The invention belongs to the technical field of alloy smelting, and particularly relates to a smelting furnace aluminum outlet overflow monitoring device which comprises a smelting furnace, an upper chute and a lower chute, a first aluminum outlet pipe and a second aluminum outlet pipe are arranged at the bottom of the rear end of the upper chute, a partition plate is arranged in the upper chute, and a flow dividing box is arranged on the side wall, close to the smelting furnace, of the partition plate; a shunting inlet is formed in the bottom end of the shunting box; a shunting outlet communicated with the shunting box is formed in the bottom end of the partition plate; the upper part of the shunting box is higher than that of the partition plate, so that the upper ends of the shunting box and the partition plate form an overflow chute; a first flow control device for blocking or opening the aluminum outlet is arranged at the front end of the upper chute; a second flow control device used for blocking or ope