Title:
AIR PURIFICATION DEVICE
Document Type and Number:
Japanese Patent JP2021171317
Kind Code:
A
Abstract:
To provide an air purification device capable of suppressing entering of water into electrical components included in a light source device while suppressing an increase in the size of a casing.SOLUTION: A filter unit 30 includes a first filter 51, a second filter 52, and a third filter 53 that constitute a photocatalyst filter, and a light source device 54 that irradiates each of the filters 51 to 53 with light. The filter unit 30 includes a dust removal filter 40 that is arranged within a casing 10 and upstream of the photocatalyst filter and removes foreign matter, and a support wall portion 62 that supports the dust removal filter 40 from below. The support wall portion 62 is provided so as to extend from the inner wall side of the casing 10 toward the inside of the casing 10. The light source device 54 includes a first light source unit 55 and a second light source unit 56 as electrical components operated by electric power, and at least the first light source unit 55 and the second light source unit 56 are provided below the support wall portion 62.SELECTED DRAWING: Figure 2
Inventors:
OTSUKI TAKEYUKI
KUWAYAMA AKINORI
KUWAYAMA AKINORI
Application Number:
JP2020077671A
Publication Date:
November 01, 2021
Filing Date:
April 24, 2020
Export Citation:
Assignee:
DENSO CORP
International Classes:
A61L9/00; A61L9/18; B01J35/02; B60H3/00; F24F7/003
Attorney, Agent or Firm:
Patent Business Corporation Yuai Patent Office