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Title:
MANUFACTURING METHOD OF STATOR OF WATERPROOF MOTOR AND STATOR OF WATERPROOF MOTOR
Document Type and Number:
Japanese Patent JP2019140897
Kind Code:
A
Abstract:
To provide a manufacturing method of the stator of a waterproof motor capable of reducing the destruction rate of electronic components, while reducing the used amount of waterproof grease significantly, and to provide the stator of a waterproof motor.SOLUTION: In a manufacturing method of the stator of a waterproof motor, a first unit including at least one coil set wound around a core set is positioned in a metal mould, the metal mould is filled with thermosetting plastic in melting state, the solidified thermosetting plastic forms a housing, and the coil set and the core set are wrapped in the housing. Furthermore, a second unit having a recess formed at one end of the housing, and including at least one electronic circuit unit is positioned in the recess of the housing, and the recess is filled with waterproof grease in melting state, so that the electronic circuit unit is wrapped in the solidified waterproof grease.SELECTED DRAWING: Figure 4

Inventors:
HONG YINSHU
CHEN GUO HAO
CAI QI CONG
Application Number:
JP2018188399A
Publication Date:
August 22, 2019
Filing Date:
October 03, 2018
Export Citation:
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Assignee:
SUNONWEALTH ELECTRIC MACHINE IND CO LTD
International Classes:
H02K15/12; B29C33/12; B29C45/14; B29C45/26; B29C70/68; H01R39/00; H01R43/00; H02K5/08; H02K5/22
Attorney, Agent or Firm:
Sumiko Shimosaka
Yusuke Uchikoshi
Kawanari Wataru