The utility model provides a plate type adjustable sweeper device. A fixing center is arranged at the center of a round plate, symmetrical limiting holes are arranged on the periphery of the round plate, a handle and a rotary shaft are arranged inside the two symmetrical limiting holes, the rotary shaft is connected with one end of the connection rod, and the other end of the connection rod is connected with a plate brush through a plate brush shaft. The plate type adjustable sweeper device can effectively avoid abrasion to a belt from the sweeper device plate brush, prevents accidents of belt scrapping and tearing, and is simple and easy to operate, strong in reliability, and high in safety factor.