Solar energy-saving street lamp

The utility model relates to a street lamp and particularly relates to a solar energy-saving street lamp. The solar energy-saving street lamp comprises a solar panel, a charging and discharging controller for controlling the solar panel to charge and discharge, an electric energy storing machine, an energy-saving street lamp and a street lamp controller for controlling the street lamp, and further comprises an inversion controller, wherein a first loop is formed by the solar panel, the charging and discharging controller and the electric energy storing machine; and a second loop is formed by the charging and discharging controller, the inversion controller, the street lamp controller, the energy-saving street lamp and the electric energy storing machine. By utilizing the solar energy-saving street lamp provided by the utility model, solar energy can be sufficiently used as a working power source of the electronic energy-saving lamp, so that the solar energy-saving street lamp is charged during daytime and is