Vegetable and fruit fresh-keeping device

The invention discloses a vegetable and fruit fresh-keeping device which comprises a fresh-keeping cabinet, a cabinet door is hinged to the front side of the fresh-keeping cabinet through hinges, a rear cover plate is detachably connected to the rear side of the fresh-keeping cabinet through screws, a vertical partition plate is arranged between the cabinet door and the rear cover plate, and the vertical partition plate is fixedly connected with the side wall of an inner cavity of the fresh-keeping cabinet; and the inner cavity of the fresh-keeping cabinet is divided into an equipment cavity and a storage cavity from back to front by the vertical partition plate. According to the vegetable and fruit fresh-keeping device, the storage cavity is kept in a low-temperature environment through a refrigerating unit, vegetables and fruits are refrigerated at low temperature, outside air is pressurized and condensed to be in a liquid state through a high-pressure air pump, then the liquid air is fractionated through a