Cold and hot lunch -box

The utility model relates to a cold and hot lunch -box, including the lunch -box body, setting at internal lunch -box inner bag and the lunch -box cover of lunch -box, the outside of lunch -box inner bag bottom is equipped with the semiconductor refrigeration piece, the drive circuit of semiconductor refrigeration piece sets up on the drive circuit board dirver circuit board on be provided with to switch and flow through the?direction?of?current flow's the cold hot switch switch of semiconductor refrigeration piece. The utility model discloses a cold and hot lunch -box simple structure can satisfy the city white collar to it needs to reach outdoor food fresh keeping and heating. 本实用新型涉及种冷热饭盒，包括饭盒体、设置在饭盒体内的饭盒内胆及饭盒盖，所述饭盒内胆底部的外侧设有半导体制冷片，所述半导体制冷片的驱动电路设置在驱动电路板上，在所述的驱动电路板上设置有切换流过所述的半导体制冷片的电流方向的冷热切换开关。本实用新型的冷热饭盒结构简单，能够满足都市白领,以及户外食品保鲜及加热需要。