JPS6192161U

JPS6192161U -

Info

Publication number: JPS6192161U
Application number: JP17614684U
Authority: JP
Priority date: 1984-11-20
Filing date: 1984-11-20
Publication date: 1986-06-14
Also published as: JPH0323819Y2

Description

[Brief explanation of drawings]

第１図は本考案に使用されているブラシ装置の
部分正面図、第２図はその右側面図、第３図Ａは
ブラシ・アーム部分の拡大断面図、第３図Ｂはそ
のブラシ・アームとアーム・ガイドとの固着部分
の拡大断面図、第４図は本考案に係るブラシ装置
を備えたモータの斜視図、第５図はその縦断面図
、第６図は第４図の左側面図、第７図は第４図の
右側面図、第８図は第４図の下面図を示している
。図中、１はモータ・ケース、２はハウジング、
３はケース蓋、３ａはリム部、４は止めねじ、５
は長穴、６は風孔、７はベアリング、８は回転子
、９はシヤフト、１０は整流子、１１は風孔、１
２はブラシ装置、１３はマグネツト、１４はアー
ム・ガイド、１４ａは環状凸条部、１５はワツシ
ヤ、１６はブラシ・アーム、１６ａは支柱受け基
部、１６ｂは端面、１６ｃはリブ、１６ｄは折り
曲げ片、１７はターミナル板、１８は固定板、１
９は固定ねじ、２０はブラシ、２１はスプリング
受け、２２は金属性板ばねを表している。 Fig. 1 is a partial front view of the brush device used in the present invention, Fig. 2 is a right side view thereof, Fig. 3A is an enlarged sectional view of the brush arm portion, and Fig. 3B is the brush arm. 4 is a perspective view of a motor equipped with a brush device according to the present invention, FIG. 5 is a vertical sectional view thereof, and FIG. 6 is a left side view of FIG. 4. 7 shows a right side view of FIG. 4, and FIG. 8 shows a bottom view of FIG. 4. In the figure, 1 is the motor case, 2 is the housing,
3 is the case lid, 3a is the rim part, 4 is the set screw, 5
is a long hole, 6 is an air hole, 7 is a bearing, 8 is a rotor, 9 is a shaft, 10 is a commutator, 11 is an air hole, 1
2 is a brush device, 13 is a magnet, 14 is an arm guide, 14a is an annular protrusion, 15 is a washer, 16 is a brush arm, 16a is a support base, 16b is an end surface, 16c is a rib, and 16d is a bent piece. , 17 is a terminal plate, 18 is a fixed plate, 1
9 represents a fixing screw, 20 a brush, 21 a spring receiver, and 22 a metal plate spring.

Claims

[Scope of utility model registration request]

In a small rotating machine equipped with a brush device, the brush arm has two arm guides fixed to the inner surface of the case lid, a brush at the tip, and an insulating spring receiver in the center. The other end of the brush arm is attached to the arm guide via a terminal plate with fixing screws, and both ends of the annular metal plate spring are attached to the brush arm. Each of the brushes is latched to a spring holder provided in the center, and the brush is applied with a pressing force based on the elastic force of the metal plate spring, and the arm guide is provided with an annular protrusion. A small rotating machine equipped with a distinctive brush device.