JPS59139637U

JPS59139637U - Magnetic particle type electromagnetic coupling device

Info

Publication number: JPS59139637U
Application number: JP3434883U
Authority: JP
Inventors: 吉野　一雄
Original assignee: 三菱電機株式会社
Priority date: 1983-03-08
Filing date: 1983-03-08
Publication date: 1984-09-18
Also published as: JPH0220498Y2

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 drawings]

第１図は従来の磁性粒子式電磁連結装置を示す断面図、
第２図はこの考案の一実施例を示す断面図、第３図はこ
の考案の他の実施例を示す断面図イとその側面図口であ
る。図中、１１はステータ、１２は励磁コイル、１３はドラ
イブメンバ、１３ａはファン片、１４は中空軸、１５は
ブラケット、１５ａはインロー、１５ｂは円板状部材、
１５Ｃは通風路、１５ｄは放−′熱フィン、１６はベア
リング１．１８は磁性粒子、１９は取付板である。尚図
中、同一符号は同一または相当部分を示す。Figure 1 is a sectional view showing a conventional magnetic particle type electromagnetic coupling device.
FIG. 2 is a sectional view showing one embodiment of this invention, and FIG. 3 is a sectional view A and a side view thereof showing another embodiment of this invention. In the figure, 11 is a stator, 12 is an exciting coil, 13 is a drive member, 13a is a fan piece, 14 is a hollow shaft, 15 is a bracket, 15a is a spigot, 15b is a disc-shaped member,
15C is a ventilation passage, 15d is a radiation heat fin, 16 is a bearing 1, 18 is a magnetic particle, and 19 is a mounting plate. In the drawings, the same reference numerals indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

(1) A first connecting body having a fan piece on the outer periphery; a second connecting body disposed radially inwardly with respect to the first connecting body with a predetermined annular gap and having a built-in excitation means; magnetic particles filled in an annular gap, a bracket fastened to the second connecting body to support the device on a mounting plate, etc., and a disc located on the bracket between the mounting plate and the first connecting body; A ventilation passage passing through the disc-shaped member is provided, and cooling air generated by rotation of the fan piece passes from the mounting plate side of the disc-shaped member through the ventilation passage to the first connection. A magnetic particle type electromagnetic coupling device characterized in that it is configured to flow to the main body side.

(2) The magnetic particle type electromagnetic coupling device according to claim 1, which is a utility model registration, characterized in that a radiation fin is installed in the ventilation path of the bracket.