Portable aviation ground 270V direct current static power source

The utility model discloses a portable aviation ground 270V direct current static power source, the compartment specialized for the geological exploration drilling machine comprises a compartment bod, internal power electronic parts, electromagnetism parts, radiator and fan, its characterized in that of being equipped with in railway carriage or compartment railway carriage or compartment body lower extreme is equipped with the vehicle bottom dish, the internal interval in railway carriage or compartment is equipped with two shielding baffles, railway carriage or compartment side wall is equipped with control panel, preceding cavity, well cavity and back cavity are separated into with the railway carriage or compartment body to the shielding baffle, the body preceding qianmen that is equipped with in railway carriage or compartment is equipped with the back door at the back, the higher authority is equipped with the top cap, the indoor wind channel that is equipped with respectively of preceding cavity, well cavity and back cavity, side are equipped with air intake and air exit respectively, be equipped with fan and radiator in the wind channel respectively, the ante -chamber indoor location has input electronic parts, the back cavity indoor location has electronic parts, the lumen indoor location has electronic parts, shields each other electronic parts and electromagnetism part through shielding the baffle, has effectively reduced the electromagnetic interference between the part.