Patent ID: 6781278
Filing Date: 2004-08-24
Classification: H02K

Abstract:
An assembling type stator structure of motors comprising:a main body of the stator having a plurality of scoop channels and at least one semi-circular recess on a side of each scoop channel; a plurality of positioning pins for positioning; a plurality of disassembled radial toothlets having an addendum and a dedendum constructed by punching and stacking up a plurality of permeable silicon steel sheets, a top end of the addendum is a circular arc surface and an air gap is kept from a corresponding rotor, the dedendum of each toothlet matches a configuration and size of the scoop channel of the main body of the stator to be inserted and tightly fitted into the scoop channel, each dedendum has at least one semi-circular recess on a side thereof and each of the two corners of the dedendum has a chamfer to facilitate insertion into the main body of the stator; the dedendum of each disassembled radial toothlet is inserted into each scoop channel to assemble the assembling type stator, one of the plurality of positioning pins inserted into each semi-circular recess of each of the dedendum of each of the plurality of disassembled radial toothlets; and a plurality of bobbins made of insulated material for bushing a plurality of toothlets for winding.