Dirt blocking row device in front of dam of hydropower station

The utility model discloses a hydropower station dam front trash holding row device, and relates to the technical field of hydropower station trash holding devices, the hydropower station dam front trash holding row device comprises a plurality of floating boxes, the bottom ends of the plurality of floating boxes are connected with trash holding nets, the joints of the plurality of floating boxes and the trash holding nets are connected with connecting strips, and adjusting connecting pieces are connected among the plurality of floating boxes. According to the device, through cooperation between a movable block and an adjusting block, limiting heads can freely slide along a sliding groove, the two limiting heads can limit the rotating angle of a second connector along the outer surface of a connecting shaft, and the adjusting block and a connecting spring are matched with a clamping block and a clamping groove; the rotation angles of all the buoyancy tanks are adjusted according to the required installation a