JPS60990U

JPS60990U - electrical equipment

Info

Publication number: JPS60990U
Application number: JP9190583U
Authority: JP
Inventors: 章渡辺; 上杉　典久
Original assignee: 富士電機株式会社
Priority date: 1983-06-15
Filing date: 1983-06-15
Publication date: 1985-01-07

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図は従来の放熱機構を備えた電気装置の斜視図、第
２図は第１図におけるプリント板７の斜視図、第３図は
第１図の電気装置に用いられている金属、製ガイドレー
ルの一部斜視図で、同図のＡ。Ｂ、　Ｃ，Ｄの各図はそれぞれ異なる構造のガイド−レ
ール、第４図は本考案による放熱機構を備えた電気装置
の一実施例の斜視図、第５図は第４図の装置における放
熱機構の一実施例の説明図、第６図および第７図はそれ
ぞれ第５図における要部断面図で、第６図はプリント板
７がガイドレール２０に挿入されている場合、第７図は
プリント板７がガイドレール２０から抜き出された場合
である。各図において、１・・・金属製外被としての側板、２、
　２ａ、　　２ｂ・・・枠としての横梁、３・・・筐体
、７・・・プリント配線基板、９・・・電子部品、１１
・・・第１接触片、２０・・・ガイドレール、２０ａ・
・・溝、２３・・・第２接触片、２３ａ・・・舌状部、
２３ｂ・・・帯状部、２４・・・板ばね。FIG. 1 is a perspective view of an electrical device equipped with a conventional heat dissipation mechanism, FIG. 2 is a perspective view of the printed circuit board 7 in FIG. 1, and FIG. Part A of the same figure is a perspective view of the guide rail. Figures B, C, and D each have a guide-rail with a different structure, Figure 4 is a perspective view of an embodiment of an electrical device equipped with a heat dissipation mechanism according to the present invention, and Figure 5 shows heat dissipation in the device shown in Figure 4. An explanatory diagram of an embodiment of the mechanism, FIGS. 6 and 7 are sectional views of the main parts in FIG. 5, respectively. This is a case where the printed board 7 is pulled out from the guide rail 20. In each figure, 1... side plate as a metal outer cover, 2,
2a, 2b...Horizontal beam as a frame, 3...Housing, 7...Printed wiring board, 9...Electronic component, 11
...first contact piece, 20...guide rail, 20a.
... Groove, 23... Second contact piece, 23a... Tongue-shaped part,
23b...Striped portion, 24...Leaf spring.

Claims

[Scope of utility model registration request]

A casing formed of a metal frame, a guide rail provided with a groove in the longitudinal direction and installed on the frame, and an outer cover attached to the frame and at least a part of which is made of metal, In an electrical device in which at least one printed wiring board on which electronic components are mounted is inserted into the groove and housed in the housing, the guide rail is formed of synthetic resin, and the printed wiring board near the guide rail is A metal band-shaped first contact piece thermally conductively coupled to the electronic component is provided on the surface of the guide rail along the guide rail, and a plurality of tongue-like parts protruding to one side in the width direction are formed by a leaf spring. An electric device characterized in that a band-like part of a second metal contact piece is pressed against the first contact piece, and the tongue-like part is pressed against the frame.