A cooling enclosure , comprising: a cover body , wherein a first cooling cavity , a second cooling cavity , and an isolating cavity located between the first cooling cavity and the second cooling cavity are formed in the cover body , a plurality of first cooling pipes is disposed in the first cooling cavity , a plurality of second cooling pipes is disposed in the second cooling cavity , and the first cooling pipes and the second cooling pipes are both in communication with the isolating cavity and the outside; the cover body has a first surface and a second surface opposite to the first surface , and the second surface is configured to be mounted on a housing of a motor ; an inner fan , disposed on the first surface , wherein one side of the inner fan is in communication with the first cooling cavity and the other side is in communication with the second cooling cavity , and the inner fan is configured to provide circulating power for internal circulating air that flows circularly in the first cooling cavity , the second cooling cavity and said housing to cool the motor ; an outer fan , disposed on the first surface , located on the isolating cavity and in communication with the isolating cavity , wherein the external air pumped by the outer fan is subjected to heat exchange with the internal circulating air in the first and second cooling pipes ; and an inner air path guide air cylinder , located on the first surface , wherein the inner fan is located on the second cooling cavity , and the inner air path guide air cylinder is configured to communicate the first cooling cavity with the inner fan . a cover body , wherein a first cooling cavity , a second cooling cavity , and an isolating cavity located between the first cooling cavity and the second cooling cavity are formed in the cover body , a plurality of first cooling pipes is disposed in the first cooling cavity , a plurality of second cooling pipes is disposed in the second cooling cavity , and the first cooling pipes and the second cooling pipes are both in communication with the isolating cavity and the outside; the cover body has a first surface and a second surface opposite to the first surface , and the second surface is configured to be mounted on a housing of a motor ; an inner fan , disposed on the first surface , wherein one side of the inner fan is in communication with the first cooling cavity and the other side is in communication with the second cooling cavity , and the inner fan is configured to provide circulating power for internal circulating air that flows circularly in the first cooling cavity , the second cooling cavity and said housing to cool the motor ; an outer fan , disposed on the first surface , located on the isolating cavity and in communication with the isolating cavity , wherein the external air pumped by the outer fan is subjected to heat exchange with the internal circulating air in the first and second cooling pipes ; and an inner air path guide air cylinder , located on the first surface , wherein the inner fan is located on the second cooling cavity , and the inner air path guide air cylinder is configured to communicate the first cooling cavity with the inner fan . <EOS>