Wireless transmission multi-layer safety grating

The utility model provides a wireless transmission multi-level safety grating, which relates to the technical field of safety gratings and comprises a safety grating body, a support column and a fixing base, a fixing frame is fixedly mounted on one side of the safety grating body, the fixing frame is sleeved outside the support column, the fixing base is fixedly mounted at the bottom of the support column, and the fixing frame is sleeved outside the support column. Side frames are symmetrically and fixedly installed on the two sides of the safety grating body, and lead screws and sliding rods are arranged in the side frames correspondingly. Through the arrangement of the small motor, the moving plate and the cleaning soft brush, the small motor drives the lead screw to rotate, then under the combined action of the lead screw and the sliding rod, the limiting block moves up and down, the moving plate slides up and down, and the cleaning soft brush cleans dust adsorbed on the surface of the transmitting port of