Heat exchange device based on energy foundation under winter working condition

The utility model discloses a heat exchange device based on an energy foundation under a winter working condition, which belongs to the technical field of machining and comprises an energy pile, a first heat insulation shell is sleeved on the side wall of the energy pile, a first connecting pipe positioned on the inner wall of the first heat insulation shell is wound on the side wall of the energy pile, and the other end of the first connecting pipe is connected with a heat exchange component; the heat exchange assembly comprises a second heat insulation shell and a heat exchange pipe inserted into the inner side of the second heat insulation shell, a second connecting pipe located on the inner side of the second heat insulation shell is wound around the outer side of the heat exchange pipe, a connecting assembly is installed between the corresponding ends of the second connecting pipe and the first connecting pipe, and ventilation fans are installed at the top and the bottom of the second heat insulation she