Multi-point atomization kiln feeding system for hazardous wastes

The invention provides a system for feeding hazardous wastes into a kiln through multipoint atomization. The system comprises a crushing-mixing-pumping system, a diverter valve and a plurality of sets of atomization devices, a discharge port of the crushing-mixing-pumping system is connected with an inlet of the diverter valve, each outlet of the diverter valve is connected with an inlet of the atomization device, and an outlet of the atomization device is connected with the cement kiln predecomposition furnace; the atomization device comprises a spray gun device and a stepped furnace; the stepped furnace comprises a furnace body, steps, an air inlet pipe and a plurality of air cannons; the ladder is arranged in the furnace body; a plurality of air cannons are arranged on the stepped vertical surface; the air inlet pipe is connected with the top side wall of the furnace body; a spray gun device feed port is connected with a diverter valve outlet, and a spray gun device discharge port is connected with a furna