| abstract |
The invention relates to an ultraviolet disinfection lamp, and in particular relates to a controllable ultraviolet disinfection lamp. The controllable ultraviolet disinfection lamp comprises an ultraviolet lamp tube, a driving circuit, a working power supply circuit, a single-chip microcomputer, an infrared sensor and a current detector. The ultraviolet disinfection lamp provided by the invention works in power failure when people are around and works with continued power when people are not around, so that the direct radiation of ultraviolet rays to the human body is avoided; the ultraviolet disinfection lamp can be intelligently controlled according to the environmental temperature; when the working power supply circuit is abnormal, the working of the ultraviolet disinfection lamp can be stopped, and the lamp tube can be protected. |