The invention discloses an air conditioner indoor unit air duct structure and an air conditioner. The air conditioner indoor unit air duct structure comprises an air inlet part, an
air exchange part,an air outlet part, a base and an air conditioner shell, in the case of the base, the base is mounted on the inner wall of the air conditioner shell, in the case of the air inlet part, the air inlet part is located above the air conditioner shell, in the case of the
air exchange part, the
air exchange part comprises a cross-flow fan and a
heat exchanger, the cross-flow fan is located in the middleof the air conditioner shell, the
heat exchanger is located above the cross-flow fan, in the case of the air outlet part, the air outlet part comprises a
volute, a
volute tongue body and an air deflector, the
volute and the volute
tongue body are fixed on the base, moreover, the volute is located on the left side of the lower portion of the cross-flow fan, and a volute end is arranged at the position, closest to the cross-flow fan, of the volute. According to the provided air conditioner indoor unit air duct structure and air conditioner, the air conditioner indoor unit air duct structure issimple, the
noise of the air conditioner can be remarkably reduced, the air
sound quality is improved, and obvious gasp sound does not appear.