Air fryer

The utility model discloses an air fryer which comprises a shell and a cover body, the cover body covers the upper portion of the shell, a cooking cavity and an installation cavity which are separated from each other are formed in the shell, the installation cavity is formed in the side of the cooking cavity, and a hot air assembly is arranged in the installation cavity and comprises a first fan and a heating piece; hot air generated by the hot air assembly is input into the cooking cavity to cook food materials, the cooking cavity is provided with an air outlet and an air return opening, the air return opening is formed in the side wall of the cooking cavity and located below the air outlet, the air outlet is provided with a flow guide structure, and hot air generated by the hot air assembly is obliquely blown upwards to the cover body under the action of the flow guide structure and flows out of the cooking cavity through the air return opening. The flow guide structure can guide the hot air generated by th