Working face gate roadway top beam overturning equipment

The invention discloses working face gate roadway top beam overturning equipment. The working face gate roadway top beam overturning equipment comprises a rack, a flat car capable of sliding on the rack, an overturning mechanism arranged above the flat car and a promoting mechanism capable of moving on the rack in the horizontal direction. The overturning mechanism comprises an overturning bucketlocated above the flat car, a connecting rod being in pivotal connection with the overturning bucket and a first hydraulic cylinder, the promoting mechanism comprises a second hydraulic cylinder and apromoting arm connected with a push rod of the second hydraulic cylinder, and the promoting arm is connected with a first hydraulic cylinder and the connecting rod. According to the working face gateroadway top beam overturning equipment, the second hydraulic cylinder drives the promoting mechanism to adjust the integral structural height position, meanwhile the second hydraulic cylinder is matched with the first hydrauli