Novel mine water underground treatment device

The utility model relates to the technical field of mine water treatment, in particular to a novel mine water underground treatment device. A stirring assembly is arranged in a water tank of the device, a positioning clamping plate is arranged on one side of the inner wall of the water tank, a positioning clamping groove is formed in the top of the positioning clamping plate, an ultrasonic nebulizer is arranged on the inner side wall of the water tank, side edge plates are arranged on the two sides of the ultrasonic nebulizer, and the side edge plates are clamped in the positioning clamping groove; the upper part of one side of the water tank is communicated with a water inlet pipe, the lower part is communicated with a sludge outlet pipe, the top of the water tank is communicated with a connecting pipeline, and the upper end of the connecting pipeline is connected with a water mist collecting mechanism. The device can effectively remove insoluble solid impurities in the mine water, does not need to additiona