A drying apparatus comprising: a main body having an entrance hole through which air is introduced thereinto and having outlets through which the air is discharged toward a front of the main body ; a fan assembly disposed at the main body to receive the air through the entrance hole and to discharge the air through the outlets ; a moving bar movably mounted to the main body to discharge air introduced from an outside of the moving bar while moving along the main body ; a drive assembly disposed at the main body to move the moving bar , wherein the moving bar comprises: an inlet disposed at a side thereof, the inlet allowing the air to be introduced into the moving bar ; a bar fan assembly disposed at the moving bar to receive the air through the inlet ; and a discharge nozzle to discharge a flow of the air generated by the bar fan assembly toward the outside of the moving bar , and an air guide to guide the air from the bar fan assembly to the discharge nozzle characterised in that a guide flow space is defined in the air guide such that the air delivered from the bar fan assembly flows in the guide flow space , the guide flow space having a flow cross-sectional area gradually decreasing toward a lower flow part of the guide flow space from an upper flow part thereof, wherein a first communication slot is formed longitudinally from the upper flow part of the air guide to the lower flow part thereof in a longitudinal direction of the air guide , and to allow the air flowing in the guide flow space to be delivered to the discharge nozzle , and wherein the discharge nozzle extends longitudinally in a side-to-side direction of the moving bar , and a nozzle flow path in which the air delivered from the bar fan assembly flows extends longitudinally in a side-to-side direction of the discharge nozzle . a main body having an entrance hole through which air is introduced thereinto and having outlets through which the air is discharged toward a front of the main body ; a fan assembly disposed at the main body to receive the air through the entrance hole and to discharge the air through the outlets ; a moving bar movably mounted to the main body to discharge air introduced from an outside of the moving bar while moving along the main body ; a drive assembly disposed at the main body to move the moving bar , wherein the moving bar comprises: an inlet disposed at a side thereof, the inlet allowing the air to be introduced into the moving bar ; a bar fan assembly disposed at the moving bar to receive the air through the inlet ; and a discharge nozzle to discharge a flow of the air generated by the bar fan assembly toward the outside of the moving bar , and an air guide to guide the air from the bar fan assembly to the discharge nozzle characterised in that a guide flow space is defined in the air guide such that the air delivered from the bar fan assembly flows in the guide flow space , the guide flow space having a flow cross-sectional area gradually decreasing toward a lower flow part of the guide flow space from an upper flow part thereof, wherein a first communication slot is formed longitudinally from the upper flow part of the air guide to the lower flow part thereof in a longitudinal direction of the air guide , and to allow the air flowing in the guide flow space to be delivered to the discharge nozzle , and wherein the discharge nozzle extends longitudinally in a side-to-side direction of the moving bar , and a nozzle flow path in which the air delivered from the bar fan assembly flows extends longitudinally in a side-to-side direction of the discharge nozzle . <EOS>