Air -cooled transformer

The utility model discloses an air -cooled transformer, including iron core, first secondary cylinder manifold, center tap cylinder manifold and secondary cylinder manifold of second and the air -cooling structure who from top to bottom sets up, the iron core outward respectively alternate coiling have first copper pipe and second copper pipe, the top of first copper pipe with first secondary cylinder manifold electricity is connected, the end of first copper pipe passes first secondary cylinder manifold with center tap cylinder manifold electricity is connected, the top of second copper pipe passes respectively first secondary cylinder manifold and center tap cylinder manifold with the secondary cylinder manifold of second electricity is connected, the end of second copper pipe passes first secondary cylinder manifold with center tap cylinder manifold electricity is connected, a lateral part of first secondary cylinder manifold, center tap cylinder manifold and the secondary cylinder manifold of second has t