Corrugated container board drying tunnel system of adjusting temperature

The utility model discloses a corrugated container board drying tunnel system of adjusting temperature, including boiler (2) and hot plate (1), the export of boiler (2) is passed through conveyer pipe (3) and is connected to in the drying tunnel of hot plate (1), be equipped with control valve I (4) on conveyer pipe (3) between boiler (2) and hot plate (1), hot plate (1) still is connected with main line (5) of the cooling of exhausting, be equipped with control valve II (6) on main line (5), lieing in be connected with on main line (5) at II (6) rears of control valve auxiliary piping (7), the other end of auxiliary piping (7) is connected to the recovery mouth of boiler (2), be equipped with control valve III (8) on auxiliary piping (7). It is convenient that the system that should adjust the temperature uses, the regulation and control of realization temperature that can be accurate quick, can suitable opportunity with temperature regulation to suitable value to improve the structural performance of cardboard, promote the quality of cardboard, have stronger practicality.