Sun shield mirror cover structure with noise-proof function

The invention relates to the technical field of automotive components, in particular to a sun shield mirror cover structure with a noise-proof function. The structure includes a mirror frame which is arranged on a sun shield and used for installing a mirror and a mirror cover matched with the mirror frame, the two sides of the bottom surface of the inner side of the mirror cover in the width direction are symmetrically provided with strip-shaped soft glue layers respectively, and the end, in pin joint with the mirror frame and away from the mirror cover, of each strip-shaped soft glue layer and the surface, opposite to the width direction of the mirror cover, of each strip-shaped soft glue layer are provided with arc-shaped bosses the upper end surfaces of which are flush with the upper end surfaces of the strip-shaped soft glue layers and are provided with arc-shaped protrusions; by arranging the strip-shaped soft glue layers on the positions, where the mirror frame is in contact with the mirror cover, of th