Water pan and air conditioner indoor unit

The utility model belongs to the technical field of air conditioners, and particularly relates to a water pan and an air conditioner indoor unit. The water pan comprises a bottom plate, a blocking edge arranged on the peripheral side of the bottom plate in a surrounding mode and at least one first connecting piece. A water receiving groove is formed by the bottom plate and the blocking edge, a groove opening of the water receiving groove faces an air duct assembly of the air conditioner indoor unit, and the water receiving groove is used for containing part of the air duct assembly. At least one water outlet hole is formed in the bottom plate; the flange is provided with at least one connecting part which is used for being connected with the lower portion of the air duct assembly. The first connecting piece is arranged in the water receiving groove and used for being connected with the lower portion of the air duct assembly. The water pan is connected with the air duct assembly through the first connecting pi