Device for adjusting angle of embedded part of tunnel fan

The utility model relates to a device for adjusting the angle of a tunnel fan embedded part, which belongs to the field of underground tunnel engineering construction embedded devices, and comprises a supporting mechanism and an adjusting mechanism arranged on the supporting mechanism, and the supporting mechanism comprises a rectangular base and a semicircular angle plate vertically connected with the rectangular base; an embedded part through hole is formed in the rectangular base at the front end of the semicircular angle plate; 0-180-degree scales are arranged on the edge of the arc edge of the semicircular angle plate, a reference scale is arranged at the midpoint of the connecting line of the 0-degree scales and the 180-degree scales, and the reference scale corresponds to the position of a through hole of the embedded part; the adjusting structure comprises an adjusting rod and a containing box with an upper opening and a lower opening. The adjusting rod is connected with the containing box and is perp