Title:
COOLING STRUCTURE OF MOTOR WITH SPEED REDUCER
Document Type and Number:
Japanese Patent JP2017028798
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a cooling structure of a motor with a speed reducer which can be enhanced in reliability of a flow path for cooling water that passes through mating faces of two adjacent members.SOLUTION: A main body member 17 and a left cover member 19 to be matched are connected to each other through a knock pin; a cylindrical member 51 is inserted into a recessed part 52 of the main body member 17, in a flow path 59 for cooling water L on mating faces S1 and S2; the cylindrical member 51 is inserted into a recessed part 53 of the left cover member 19; and in a fitted part between an outer peripheral face of the cylindrical member 51 and an inner peripheral face of the recessed part 52 of the main body member 17 are formed spigot parts 56 and 61. The outer peripheral face of the cylindrical member 51 and the inner peripheral face of the recessed part 52 of the main body member 17 are sealed with an O-ring 54; the outer peripheral face of the cylindrical member 51 and an inner peripheral face of the recessed part 53 of the left cover member 19 are sealed with an O-ring 55; and a liquid gasket 57 for oil is arranged between the flow path 59 for cooling water L on the mated faces S1 and S2 and an arrangement position 60 for cooling oil.SELECTED DRAWING: Figure 11
Inventors:
SAIJO MASAKI
Application Number:
JP2015143255A
Publication Date:
February 02, 2017
Filing Date:
July 17, 2015
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
H02K5/20; H02K7/116; H02K9/19
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda