US 11,717,589 B2
Tray disinfection device
Li Zhang, Beijing (CN); Zhiqiang Chen, Beijing (CN); Qingping Huang, Beijing (CN); Mingzhi Hong, Beijing (CN); Yue Li, Beijing (CN); Bo Li, Beijing (CN); Minghua Qiu, Beijing (CN); and Yanhua Lu, Beijing (CN)
Assigned to Nuctech Company Limited, Beijing (CN); and Tsinghua University, Beijing (CN)
Filed by Nuctech Company Limited, Beijing (CN); and Tsinghua University, Beijing (CN)
Filed on Dec. 29, 2020, as Appl. No. 17/136,781.
Claims priority of application No. 202010341340.6 (CN), filed on Apr. 26, 2020.
Prior Publication US 2021/0330848 A1, Oct. 28, 2021
Int. Cl. A61L 2/26 (2006.01); A61L 2/10 (2006.01)
CPC A61L 2/26 (2013.01) [A61L 2/10 (2013.01); A61L 2202/11 (2013.01); A61L 2202/122 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A tray disinfection device for a security inspection system, comprising:
a frame;
a disinfection channel on the frame, wherein an ultraviolet disinfection lamp is arranged in the disinfection channel; and
a conveyor on the frame, which is configured to convey a tray to pass through the disinfection channel, so as to disinfect the tray through an irradiation of the ultraviolet disinfection lamp,
wherein the disinfection channel comprises:
a base plate connected to the frame and located above the conveyor, wherein the ultraviolet disinfection lamp is installed on the base plate;
a first bottom shading plate below the conveyor, and the first bottom shading plate is made of a mirror stainless steel; and
two first side shading plates on both sides of the conveyor respectively,
and wherein the two first side shading plates, the first bottom shading plate and the base plate enclose to form the disinfection channel;
wherein at least one end of the conveyor along a conveying direction is provided with a shading channel in communication with the disinfection channel;
wherein the shading channel comprises:
a top shading plate connected to the frame and located above the conveyor;
a second bottom shading plate below the conveyor; and
two second side shading plates on both sides of the conveyor respectively;
wherein the two second side shading plates, the second bottom shading plate and the top shading plate enclose to form the shading channel; and
wherein inner surfaces of the top shading plate, the second bottom shading plate and the second side shading plates are subjected to blackening, frosting or hairline treatments.