The invention belongs to the technical field of fog and haze prevention, and particularly relates to equipment for rapidly preparing a fog and haze prevention coal combustion desulfurization leaching agent. The equipment for rapidly preparing the fog and haze prevention coal combustion desulfurization leaching agent has a good preparation effect, and is highly efficient in work and simple in structure. The equipment for rapidly preparing the fog and haze prevention coal combustion desulfurization leaching agent comprises a bottom plate, a left frame, a top plate, a first sliding rail, first sliding blocks, a preparation frame, a sloping plate, a discharge pipe, a valve, an electric pushrod, a connecting rod, a fixed pulley, a stay wire and the like, wherein the left frame is welded at the left end of the top of the bottom plate, the top plate is welded at the top end of the left frame, and the first sliding rail is connected to the right side of the top of the bottom plate in a bolt connecting manner. According to the equipment, the effects of good preparation effect, high working efficiency and simple structure are achieved, the equipment is novel in structure and high in practicability, and the coal combustion desulfurization leaching agent can be rapidly prepared.