Title:
MOTOR, AIR BLOWING APPARATUS AND HOT-WATER SUPPLY APPARATUS
Document Type and Number:
Japanese Patent JP2020031522
Kind Code:
A
Abstract:
To provide a technique capable of suppressing fluctuations in temperatures of components of a sealed motor.SOLUTION: A motor 1 includes: a motor housing 16 involving a rotor 12 and a stator 13; and a rotor blade 15 fixed on a shaft 11 downward of the motor housing 16 in the axial direction. The rotor blade 15 includes a flat plate part; a plurality of rotary vanes 151 extending from the flat plate part upward in the axial direction; a rotor blade penetration part which is formed at the flat plate part and through which the shaft 11 penetrates in the axial direction; and a cylindrical bush part extending from an edge part of the rotor blade penetration part at the flat plate part downward in the axial direction. The motor 1 is also structured so that an end face on the lower side of the bush part in the axial direction faces a shaft hole 222 in an impeller housing 22 in the axial direction.SELECTED DRAWING: Figure 3
Inventors:
KAWAMURA SHIGEO
SUGIYAMA RYOTA
HONDA TOMOYUKI
SUGIYAMA RYOTA
HONDA TOMOYUKI
Application Number:
JP2018157645A
Publication Date:
February 27, 2020
Filing Date:
August 24, 2018
Export Citation:
Assignee:
NIHON DENSAN KK
International Classes:
H02K9/06; F24H1/12; H02K5/12; H02K7/14
Attorney, Agent or Firm:
Sano patent office