US 11,878,085 B2
LED UV sterilization device
Ming Chen, Shanghai (CN); Xiaoliang He, Shanghai (CN); Shan Li, Shanghai (CN); and Defeng Ni, Shanghai (CN)
Assigned to Shanghai Sansi Electronic Engineering Co. Ltd., Shanghai (CN); Shanghai Sansi Technology Co. Ltd., Shanghai (CN); Jiashan Sansi Optoelectronic Technology Co. Ltd., Zhejiang (CN); and Pujiang Sansi Optoelectonic Technology Co. Ltd., Zhejiang (CN)
Filed by Shanghai Sansi Electronic Engineering Co. Ltd., Shanghai (CN); Shanghai Sansi Technology Co. Ltd., Shanghai (CN); Jiashan Sansi Optoelectronic Technology Co. Ltd., Country Jiaxing (CN); and Pujiang Sansi Optoelectronic Technology Co. Ltd., Jinhua (CN)
Filed on Jun. 15, 2022, as Appl. No. 17/840,648.
Claims priority of application No. 2021225597479 (CN), filed on Oct. 22, 2021.
Prior Publication US 2023/0126492 A1, Apr. 27, 2023
Int. Cl. A61L 2/10 (2006.01); F21V 3/06 (2018.01); H05B 47/115 (2020.01); F21V 23/00 (2015.01); F21Y 115/10 (2016.01)
CPC A61L 2/10 (2013.01) [F21V 3/061 (2018.02); F21V 23/003 (2013.01); H05B 47/115 (2020.01); F21Y 2115/10 (2016.08)] 7 Claims
OG exemplary drawing
 
1. A light-emitting diode (LED) ultraviolet (UV) sterilization device, comprising:
a lens assembly, including a plurality of lenses of different materials suitable for light of different wavelengths; and
a light source assembly, including a visible light source assembly and an ultraviolet light source assembly; wherein visible light irradiated by the visible light source assembly and invisible ultraviolet light irradiated by the ultraviolet light source assembly pass through lenses of corresponding materials and form an overlapped light spot, so that an irradiation location of the invisible ultraviolet light is indicated by the visible light;
wherein the visible light source assembly comprises a visible light chip; the ultraviolet light source assembly comprises a UVA chip and a UVC chip; wherein the lens assembly is reserved with an accommodating space for placing a UVC lens suitable for the UVC chip.