The invention discloses a multifunctional rubbish bin. The multifunctional rubbish bin comprises a bin body, a bin cover, an illuminating lamp and a lighting power supply system. The bin cover is installed at the upper side of the bin body. The illuminating lamp is installed on the bin cover and is of a circular tube shape. The lighting power supply system is installed inside the illuminating lamp. A radiator is arranged on the inner wall of the illuminating lamp. A thermal insulating layer is arranged between the illuminating lamp and the lighting power supply system. The multifunctional rubbish bin has the beneficial effects that the illuminating effect is good, automatic power supply can be realized by means of a solar panel and wind power generation, luminous energy conversion efficiency is high, the radiating effect is good, and the service life is long; and moreover, the location of the rubbish bin can be better positioned accurately by people at night through illumination of the illuminating lamp of the rubbish bin, and the night insect-expelling effect is quite good.