| 摘要 |
PROBLEM TO BE SOLVED: To prevent dust contained in the outdoor air and deposited above a support base around an opening from entering a gear portion of a humidification rotor and disturbing the rotation of the humidification rotor.SOLUTION: This humidification unit includes: a humidification rotor 63; a motor (driving means) connected to a gear portion 64 provided on an outer circumferential surface 63s of the humidification rotor 63; and a support base 80 supporting an outer circumference 63c of the humidification rotor 63 from below. This support base 80 includes: a support portion 81 abutting on a lower surface 63b of the humidification rotor 63; and an inclined portion 82 arranged circumferentially outward of the support base 81 and inclined downward toward a radially inward side. |
