Double power adaptation direct current motor

The utility model discloses a double power adaptation direct current motor, including motor front end housing, first brush, second brush, commutator contactor, commutator adapter, rotor core, brush seat, rotor winding, motor shell, motor spindle and motor rear end cap, the commutator contactor has first commutator segment and second commutator segment, the commutator adapter has first conducting strip and second conducting strip, double power's application has prolonged the life of motor, commutator contactor and brush can be installed at motor shell outsidely, with end cap seal before the motor, need not dismantle motor shell like this when commutator contactor and brush wear and just can change, and the maintenance of motor is more convenient, reduce the cost. The form that the brush freely slided and then contacted with the commutator segment along motor axial direction for the motor can present long and thin type structure in appearance, can install in long and thin type space.