The invention discloses a multifunctional ship capable of storing electricity by using solar energy. The multifunctional ship capable of storing electricity by using solar energy comprises a ship body, a cabin, a solar cabin cover, a cockpit, a living accommodation, a water route network and a solar cell portion, wherein a deck is paved on the upper part of the ship body, the cabin is arranged atthe middle part of the ship body and is provided with a cabin opening in the top, the solar cabin cover is arranged above the cabin opening and used for covering the cabin opening, the cockpit is arranged in front of the cabin, the living accommodation is arranged behind the cabin, the water route network comprises a water pipe paved below the horizontal plane on which the cabin opening is located, and positioned above the deck, the water pipe is provided with multiple water holes, the solar cell portion comprises a first solar panel which covers the cabin opening in a turnover way and secondsolar panels telescopically arranged on the both sides of the top of the living accommodation, the cabin is internally provided with a water pump, an accumulator used for supplying power for the waterpump, and a filtering and water-purification device used for filtering water pumped by the water pump, and the first solar panel is electrically connected with the accumulator and used for convertingthe solar energy into electric energy and transmitting the electric energy to the accumulator for storage.