Rotor assembly and motor using same
The utility model discloses a rotor assembly and a motor using the same. The motor comprises a rotating shaft, a rotor core, a permanent magnet and a plastic package body. The rotor core comprises a plurality of magnetic conductive blocks. A groove for mounting the permanent magnet is formed between...
Saved in:
Main Author | |
---|---|
Format | Patent |
Language | Chinese English |
Published |
16.06.2020
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Summary: | The utility model discloses a rotor assembly and a motor using the same. The motor comprises a rotating shaft, a rotor core, a permanent magnet and a plastic package body. The rotor core comprises a plurality of magnetic conductive blocks. A groove for mounting the permanent magnet is formed between every two adjacent magnetic conductive blocks; a central hole is formed in the middle of the rotorcore; the rotating shaft is arranged in the central hole through the plastic package body; the plastic package body enables the magnetic conductive block, the permanent magnet and the rotating shaft to be integrated through injection molding. a connecting section is arranged in the middle of the rotating shaft, knurled teeth and a plurality of annular grooves are formed in the surface of the connecting section, the annular grooves are distributed in one side or two sides of the knurled teeth, a plastic package body permeates into the annular grooves and tooth grooves of the knurled teeth in the injection molding proce |
---|---|
Bibliography: | Application Number: CN201921934076U |