Gangue blocking protection device

The utility model discloses a gangue blocking protection device which comprises a support fixed at the top of a mining support, an adapter, a telescopic device, a gangue blocking net and a winding device, the telescopic device can be hinged to one end of the support in a horizontally rotating mode through the adapter, the gangue blocking net is fixed at the telescopic end of the telescopic device, and the winding device is fixed at the other end of the support. And a winding device capable of winding the waste rock blocking net is further fixed at the telescopic end of the telescopic device. Compared with the prior art, the protective device has the advantages that by lowering the gangue blocking net, a working face is protected, flying gangue and flying rocks are prevented from damaging personnel and equipment, hidden dangers are effectively eliminated, the accident rate is reduced, safety production is promoted, and by rotating the adapter, the telescopic device can drive the gangue blocking net to rotate,