Thin hidden motor home air conditioner indoor unit and vehicle provided with air conditioner indoor unit

The utility model discloses a thin hidden type motor home air conditioner indoor unit and a vehicle provided with the same. The thin hidden type motor home air conditioner indoor unit comprises an evaporator, a housing, an air supply fan and a chassis assembly. The air supply fan comprises an air inlet and an air outlet; the evaporator is installed above the chassis assembly, and the air supply fan and the evaporator are arranged side by side. The evaporator is located in the cover shell, the air supply fan is installed on a back plate of the cover shell, and the back plate is provided with an open hole in butt joint with the air outlet. The front side of the housing is an opening, and airflow generated by the air supply fan flows out of the opening after passing through the evaporator; the air inlet and the airflow outlet of the air supply fan are not in the same plane and are far away from each other, so that the problem of mixed flow is avoided; the air supply fan is arranged on the back plate of the housi