| 摘要 |
PROBLEM TO BE SOLVED: To provide a blower unit capable of realizing stable rotation of a rotary door. SOLUTION: This blower unit is provided with a rotary door 40 provided with a rotary door main body 41 stored coaxially between a front wall 11f and a rear wall 13 in a case 11, a front shaft 43 which protrudes coaxially from a front wall 44 toward the front wall 11f of the rotary door main body 41 and protrudes through a through hole part 11g, and a rear shaft 45 which protrudes coaxially from a rear wall part 46 like a long plate toward the rear wall 13 of the rotary door main body 41 and protrudes through a through hole part 12a. It is provided with a bellmouth 50 which is annularly formed from a peripheral wall part 42 toward a shaft core along the radial direction in the rotary door main body 41 and is positioned more close to a blower motor 62 than a centrifugal fan 61.
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