The invention discloses a microwave oven device convenient to clean. The microwave oven device comprises a microwave oven body, a cover, a control panel and a safety lock switch. The microwave oven body is internally provided with a heating cavity. The heating cavity is internally provided with a placing platform. The cover is arranged at the edge of an opening of the microwave oven body, and one side of the cover is hinged to the microwave oven body. A safety linkage switch and the control panel are further arranged on the side, where the cover is hinged, of the microwave oven body. A faucet connector and a cleaning agent storage tank are arranged on the upper surface of the microwave oven body. The top of the heating cavity is provided with a nozzle communicating with the faucet connector and further provided with a cleaning cup communicating with the cleaning agent storage tank through a connecting pipe. A plurality of through holes are formed in the side surface of the cleaning cup. According to the microwave oven device convenient to clean, the problems that after a microwave oven in the prior art is used, oil stains inside the microwave oven are serious, cleaning is inconvenient, a sanitation safety hidden danger exists inside the microwave oven after long-term use, and the health of people is threatened are solved.