Feeding structure, uniform material distribution system and material distribution method

The invention provides a feeding structure, a uniform distribution system and a distribution method, and relates to the technical field of mineral sorting devices.The feeding structure comprises a discharging hopper, a plurality of grid trays and a plurality of high-pressure air ejector pipes, the discharging hopper is provided with a feeding end and a discharging end, and the discharging hopper comprises a first discharging part and a second discharging part; the first discharging part is arranged on one side of the feeding end of the discharging hopper, and the second discharging part is arranged on one side of the discharging end of the discharging hopper. The multiple grid plates are arranged on the first discharging part, the multiple high-pressure air spraying pipes are arranged on the second discharging part, and the grid plates are used for guiding materials on the first discharging part and laying the materials on the sides, away from the discharging end of the discharging hopper, of the high-pressur