Extension assembly with red and blue light physiotherapy device and intelligent cover plate

An extension assembly with a red and blue light physiotherapy device and an intelligent cover plate, the extension assembly comprises a telescopic part, the front end of the telescopic part is connected with a physiotherapy assembly, the physiotherapy assembly comprises a light source part and a light condensation part, the light source part is matched in the light condensation part, and the light source part comprises a first light source capable of generating red light and a second light source capable of generating blue light. The light source part has a first physical therapy mode and a second physical therapy mode, only the first light source is started in the first physical therapy mode, and only the second light source is started in the second physical therapy mode; the light gathering part is used for gathering the first light source or the second light source in a human body to-be-treated area. According to the utility model, the physiotherapy assembly with the blue light source and the red light sou