The invention mainly discloses an alternate cooling and heating type cupboard. According to the technical scheme, the alternate cooling and heating type cupboard comprises a cupboard body and a cupboard door; two partition plates are transversely arranged in the cupboard body and partition the cupboard body into a first cavity, a second cavity and a third cavity from top to bottom; the cupboard door is composed of an independent first cupboard door body, an independent second cupboard door body and an independent third cupboard body; a refrigerating device is arranged in the first cavity; heating tubes and a temperature control device are arranged in the second cavity, and a carrying plate is arranged above the heating tubes; a sterilization device and a dish rack with water drainage holes are arranged in the third cavity, a chopstick box with water drainage holes, and a water receiving box are arranged on the inner side of the third cupboard door body, and the chopstick box and the water receiving box are both detachably connected with the third cupboard door body; a water drainage device is arranged at the bottom of the cupboard body. The alternating cooling and heating type cupboard has the advantages of being simple in structure, diverse in function, and capable of conducting refrigeration to preserve food and conducting heating to keep food hot, maintain the dryness of the cupboard and reduce bacterium breeding.