JPH01180852U

JPH01180852U -

Info

Publication number: JPH01180852U
Application number: JP7075888U
Authority: JP
Priority date: 1988-05-27
Filing date: 1988-05-27
Publication date: 1989-12-26

Description

[Brief explanation of drawings]

第１図、第２図はこの考案の一実施例による回
転電機の軸受冷却装置を示す図で、第１図は軸受
部近傍の断面側面図、第２図はブラケツトの正面
部分図、第３図、第４図は従来の回転電機の軸受
冷却装置を示す図で、第３図は軸受部近傍の断面
側面図、第４図はブラケツトの正面図である。図において、１は回転軸、２は軸受、３，１３
はブラケツト、４は通風窓、５は遮熱カバー、６
は遮熱スリンガ、７は遮熱室、１４はヒートパイ
プである。なお、図中、同一符号は同一または相
当部分を示す。 1 and 2 are diagrams showing a bearing cooling device for a rotating electrical machine according to an embodiment of this invention, in which FIG. 1 is a cross-sectional side view of the vicinity of the bearing, FIG. 2 is a partial front view of the bracket, and FIG. 4 are views showing a conventional bearing cooling device for a rotating electrical machine, FIG. 3 is a sectional side view of the vicinity of the bearing, and FIG. 4 is a front view of the bracket. In the figure, 1 is a rotating shaft, 2 is a bearing, 3, 13
is the bracket, 4 is the ventilation window, 5 is the heat shield cover, 6
1 is a heat shield slinger, 7 is a heat shield chamber, and 14 is a heat pipe. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

In a bearing cooling device for a rotating electrical machine in which a heat shielding chamber is configured by a rotating shaft, a heat shielding cover, a heat shielding slinger, and a bracket having a ventilation window, a cooling device is provided that blocks the ventilation window of the bracket and penetrates the bracket in the axial direction. A bearing cooling device for a rotating electrical machine, comprising a heat pipe that is mounted as a heat pipe and has one end protruding into the heat shielding chamber and the other end protruding outside the machine.