JPS63105450U

JPS63105450U -

Info

Publication number: JPS63105450U
Application number: JP19674786U
Authority: JP
Priority date: 1986-12-23
Filing date: 1986-12-23
Publication date: 1988-07-08

Description

[Brief explanation of the drawing]

第１図は本考案によるすべり軸受装置の上半部
縦断面図、第２図は本考案によるカラーの部分断
面を含む要部斜視図、第３図は従来の回転電機の
部分縦断面図、第４図は従来の第１図相当図であ
る。１……回転軸、３……軸受箱、６……仕切カバ
ー、７……カラー、８……通風孔、８ａ……横穴
、８ｂ……縦穴、９……小室。 FIG. 1 is a vertical cross-sectional view of the upper half of the sliding bearing device according to the present invention, FIG. 2 is a perspective view of the main part including a partial cross-section of the collar according to the present invention, and FIG. 3 is a partial vertical cross-sectional view of a conventional rotating electrical machine. FIG. 4 is a diagram corresponding to the conventional diagram shown in FIG. 1... Rotating shaft, 3... Bearing box, 6... Partition cover, 7... Collar, 8... Ventilation hole, 8a... Horizontal hole, 8b... Vertical hole, 9... Small chamber.

Claims

[Scope of utility model registration request]

In a sliding bearing device in which a bearing box that covers a rotating shaft is lubricated with oil, a partition cover is provided at both ends of the bearing box and has a gap with the rotating shaft, and a disk-shaped partition cover is arranged from the outer peripheral surface toward the inner diameter of the bearing box. a collar having a ventilation hole formed by a plurality of vertical holes drilled radially and a horizontal hole enlarged at an angle θ in the outer diameter direction from the bottom of each vertical hole and drilled in the thickness direction of the disk; A sliding bearing device characterized in that a collar is fitted onto a rotating shaft and disposed in a small chamber inside the partition cover, with the opening of the horizontal hole facing away from the bearing box.