Noise eliminating and anti-freezing device of cooling tower

The invention provides a noise eliminating and anti-freezing device of a cooling tower, which comprises a plurality of upright posts and transverse beams. A transverse supporting rack is respectively arranged between every two upright posts, a plurality of noise eliminating sheets are arranged on the transverse supporting rack, a ventilating channel is respectively arranged between every two noise eliminating sheets, a flow guide plate is respectively arranged at one end of each noise eliminating sheet, an inclination angle Alpha is arranged between the flow guide plate and the noise eliminating sheet, the flow guide plate is articulated with the noise eliminating sheet, the two end heads at one side of the flow guide plate are respectively articulated with a first connecting rod and a second connecting rod, the first connecting rod is articulated with one end of a first driving rod, the second connecting rod is articulated with one end of a second driving rod, the other end of a rotary rod is connected with