The utility model relates to a display cabinet with a secondary wind curtain, comprising an existing display cabinet, and is characterized in that a shelf (2) which is abutted on the middle position of the inner part of the display cabinet is fixed in a double-layer mode, a miniature evaporator (3) is arranged in the middle part, a small shelf fan (4) is arranged on the backside of the latter, and the evaporator (3) arranged in the middle of the double-layer shelf is divided into two parts by an intermediate plate. The utility model can easily carry the wind with a refrigeration capacity into the cabinet, causes the temperature of the cabinet to reduce, has a corresponding stable temperature, and has a good effect on heat insulation.