Patent ID: 8552825

Claim:
An iron core winding assembly, comprising: a coil rack including a winding portion wound by a wire, a through hole located in the coil rack and at least one lateral wire exit portion extended from one side of the winding portion; and an iron core structure which is coupled with the coil rack and includes two end walls and two axial magnetic cylinders located between the two end walls, and two top walls and two bottom walls between the two end walls to cover the winding portion, the two axial magnetic cylinders running through the through hole of the coil rack, each of the two top walls including a cooling vent and forming a wire exit notch with one of the two bottom walls run through by the at least one lateral wire exit portion, wherein the iron core structure includes two first mask sections each connecting to the top wall and two second mask sections each connecting to the bottom wall, the first mask section and the second mask section forming the wire exit notch between them.