JPS6125597U

JPS6125597U - electric fan motor

Info

Publication number: JPS6125597U
Application number: JP11059684U
Authority: JP
Inventors: 充中村; 聖雨久野; 通孝河野; 登二郎須河
Original assignee: 株式会社東芝
Priority date: 1984-07-20
Filing date: 1984-07-20
Publication date: 1986-02-15

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図面は本考案の一実施例を示すもので、第１図は扇風機
用モータ部分の縦断面図、第２図は扇風，機の側面図、
第３図は回転軸の停止状態で示す要部の拡大縦断面図、
第４図は一部切除して示す油切カラーの斜視図、第５図
は回転軸の回転状態で示す第３図相当図である。図中、１は扇風機用モータ、３はモータフレーム、７は
回転軸、１６．１７は挿通孔、１９は含油軸受（軸受）
、２１は油切カラー、２２は環状接触部である。The drawings show an embodiment of the present invention; Fig. 1 is a longitudinal cross-sectional view of the fan motor, Fig. 2 is a side view of the fan and the machine;
Figure 3 is an enlarged vertical cross-sectional view of the main parts when the rotating shaft is stopped;
FIG. 4 is a perspective view of the oil drain collar partially cut away, and FIG. 5 is a view corresponding to FIG. 3 showing the rotational state of the rotating shaft. In the figure, 1 is a fan motor, 3 is a motor frame, 7 is a rotating shaft, 16.17 is an insertion hole, and 19 is an oil-impregnated bearing (bearing).
, 21 is an oil drain collar, and 22 is an annular contact portion.

Claims

[Claims for Utility Model Registration] 1. A rotary shaft to which a blade is attached is supported by a bearing mounted on the inside of an end face of a motor frame, wherein an oil drain collar is attached to the rotary shaft on the end face of the motor frame. An electric fan, which is attached so as to close the insertion hole of the rotation shaft formed therein, and has an annular contact portion extending on the outer periphery of the oil cutter collar, which slides into sliding contact with the inner peripheral surface of the insertion hole at least during rotation. motor. 2. The motor for an electric fan according to claim 1, wherein the annular contact portion is thinner toward the tip end and is oriented toward the bearing side toward the tip end.