| 摘要 |
An air purifier according to an embodiment comprises: a case including an air inlet and an air outlet; a light emitting diode part installed inside the case, and providing ultraviolet rays; a photocatalyst filter part surrounding the light emitting diode part, and performing a photocatalytic reaction by the ultraviolet rays provided from the light emitting diode part; and an operating part providing the ultraviolet rays to the photocatalyst filter part by axially rotating the light emitting diode part. Disclosed in the present invention is the air purifier performing efficient sterilization and deodorization by using the ultraviolet rays, being proper to be installed indoor, and improving photocatalytic reaction efficiency in the photocatalyst filter. |
