Indoor unit of cabinet type air conditioner

The indoor unit of air conditioner cabinet has three air inlets and three air outlets, including two side air outlets with guide plate driven with a step motor, and one front air outlet with wind frame comprising cover plat and wind guide bars and driven with a step motor. The indoor unit has a wind blowing range as wide as 180 deg horizontally and 135 deg vertically, homogeneous air blast temperature, wide air inlet range, great air inlet quantity, low noise and capacity of fast regulation on indoor temperature.