| 摘要 |
PROBLEM TO BE SOLVED: To provide an air blowing device that can lower the temperature of a motor without reducing the volume of air.SOLUTION: An air blowing device comprises: a body box 21 in which an air inlet port 3 and an air outlet port 4 are formed, a centrifugal air blower 11 that is incorporated in the body box 21 and comprises a motor 22 and a multiblade centrifugal impeller 28 attached to an output shaft of the motor 22; and blade casings 24 and 26 that surround the multiblade centrifugal impeller 28 and comprises suction ports that take in air sucked from the air inlet port 3 and a discharge port 7 that discharges the air to the air outlet port 4. The motor 22 is located on the inside of the suction ports and fitted with a bent cooling plate 30 in which end parts are bent. |
