Air conditioner indoor unit and air conditioner

The utility model discloses an air conditioner indoor unit and an air conditioner, and the air conditioner indoor unit comprises a wind wheel, a volute, a motor and a cover plate. The volute is provided with an inner cavity for mounting the wind wheel; the motor is arranged in the inner cavity and comprises a rotor, a stator and a rotating shaft, the rotor is connected to the rotating shaft, the rotating shaft is connected to the wind wheel, and a gap is formed between the motor and the wind wheel; the cover plate is arranged on the side, away from the inner cavity, of the motor and installed on the volute, the cover plate comprises an end plate close to the end of the volute, the end plate is attached to the end, close to the motor, of the volute, and the cover plate further shields the gap. According to the technical scheme, the space around the motor is sealed by the cover plate, so that heat exchange between the periphery of the motor and external hot air is prevented, condensate water is prevented from b