Harmful waste gas recovery device for waste copper smelting

According to the technical scheme, the waste copper smelting harmful waste gas recovery device comprises a shell, a treatment box is connected to the inner wall of the top of the shell, the top and the bottom of the treatment box are open, an auxiliary mechanism is arranged in the shell, and the auxiliary mechanism comprises two fixing plates; the two fixing plates are arranged outside the treatment box in a sleeving mode and fixedly connected with the outer shell, a supporting plate is fixedly connected to the interior of the outer shell, and the supporting plate is located at the bottom of the treatment box. According to the waste gas desulfurization device, the desulfurization liquid and the waste gas can be fully contacted and mixed, the pesticide effect of the desulfurization liquid can be fully exerted, the waste gas is fully desulfurized, the practicability of the recovery device can be improved, the desulfurization quality of the waste gas is improved, and the phenomenon of waste of the desulfurizatio