Panel structure and air conditioner indoor unit

The utility model provides a panel structure and an indoor unit of an air conditioner, which comprises a decorative plate component with an opening; the driving part is arranged on the decorative plate part; the roller shutter type door plate is connected with the driving part; the driving part can drive the roller shutter type door plate to be unfolded to close the opening or to be contracted to open the opening. Based on the technical scheme of the utility model, compared with a rigid opening control plate in the related technology, the roller shutter type door plate has the functions of contraction and expansion. The opening control plate is arranged to be a roller shutter type door plate, so that the occupied space of the opening control piece is greatly reduced. Therefore, the space utilization rate of the panel structure is improved, the structure of the indoor unit of the air conditioner is more compact, and the occupied area of the indoor unit of the air conditioner is reduced. Besides, the fit cleara