Water-coal protection device of belt conveyor tail coal feeder

The utility model relates to a water-coal protection device for a coal feeder at the tail of a belt conveyor. The device comprises a plurality of supporting legs, flow guide grooves, air cylinders andcoal water inlets, the supporting legs are evenly distributed on the two sides of the flow guide grooves, the coal water inlets are formed in the upper ends of the flow guide grooves, piston rods ofthe air cylinders extend into the coal water inlets, baffles are fixed to the lower ends of the piston rods so that the coal water inlets can be opened and closed, and suspension devices are arrangedat the rear ends of the air cylinders. According to the water coal protection device of the belt conveyor tail coal feeder, water coal flows to a running belt in stages through the water coal flow guide groove, the water coal is prevented from rushing to the tail and the two sides of a belt frame, normal running of a belt conveyor and safety of personnel are guaranteed, and safety production is guaranteed. 本实用新型涉及一种皮带机尾给煤机水