Air conditioner pipeline retainer and air conditioner indoor unit

The utility model relates to an air conditioner pipeline retainer and an air conditioner indoor unit using the pipeline retainer. The pipeline retainer of the air conditioner indoor unit comprises a ring support, a circular plate and at least one arc plate; the circular plate and the arc plate(s) are positioned in a hollow area of the ring support; and the ring support, the circular plate and the arc plate(s) are formed into a whole by point connections. The air conditioner pipeline retainer is fixed on a shell body of the air conditioner indoor unit by a fastener or a screw. The air conditioner pipeline retainer has simple structure and low cost, can be applicable to air conditioner indoor units with different pipe diameters; and the pipeline retainer ensures the integrality of the appearance of the air conditioner indoor unit, and the air conditioner indoor unit has more flexible placing position.