Small split type brushless permanent magnet direct current motor convenient to install

• Main Authors: YUAN LIBING, GUO ZHONGMING, ZHU HONGQI
• Format: Patent
• Language: Chinese; English
• Published: 27.10.2023
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; GENERATION

The utility model relates to the technical field of motors, and discloses a small convenient-to-install split type brushless permanent magnet direct current motor, which comprises a shaft branch, a rotor iron core, a magnet, a first bearing, a second bearing, a stator iron core sheet, a first coil holder, a second coil holder, a phase line terminal, a Hall plate and a Hall chip, the outer side of the middle part of the shaft branch is provided with a positioning bulge, the center of the rotor core is provided with an axially through first through hole, the inner wall of the first through hole is axially provided with a positioning groove extending outwards, the shaft branch penetrates through the first through hole, and the positioning bulge on the shaft branch is matched with the positioning groove; the rotor iron core is also provided with a plurality of axially arranged magnet grooves, and a magnet is arranged in each magnet groove; the stator iron core sheet is of a columnar structure, the stator iron cor