JPS58122415U

JPS58122415U - Cast-insulated electrical equipment

Info

Publication number: JPS58122415U
Application number: JP1889482U
Authority: JP
Inventors: 上田　幸造; 吉川　邦生
Original assignee: 三菱電機株式会社
Priority date: 1982-02-12
Filing date: 1982-02-12
Publication date: 1983-08-20
Also published as: JPS6314420Y2

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]

第１図は従来の注形絶縁型電気機器を示す斜視図、第２
図は第１図からヒユーズを取除いた状態を示す斜視図、
第３図は第１図の底面図、第４図は第３図の線ＩＶ−Ｉ
Ｖにおける側断面図、第５図はこの考案に係る注形絶縁
型電気機器の一実施例を示す底面図、第６図は第５図の
線■−■における側断面図である。図において、各図中同一部分には同一符号を付しており
、１は筐体、１０１−＝１０３は貫通孔、２は変圧素子
、３３．　３ｂ？ｉ、−次リード線、４−ａ。４ｂは二次リード線、９ａ、　９ｂは一次端子、１１３
、１１ｂハ二次端子、１４は絶縁樹脂、１５は海綿状材
である。Figure 1 is a perspective view of a conventional cast-insulated electrical device;
The figure is a perspective view showing the state in which the fuse has been removed from Figure 1.
Figure 3 is a bottom view of Figure 1, Figure 4 is line IV-I of Figure 3.
5 is a bottom view showing an embodiment of the cast insulated electric device according to the invention, and FIG. 6 is a side sectional view taken along line 1--2 in FIG. 5. In the figures, the same parts in each figure are given the same reference numerals, 1 is the housing, 101-103 are through holes, 2 is a transformer element, 33. 3b? i, -order lead wire, 4-a. 4b is a secondary lead wire, 9a, 9b are primary terminals, 113
, 11b is a secondary terminal, 14 is an insulating resin, and 15 is a spongy material.

Claims

[Scope of utility model registration request]

(1) A casing having a through hole in the inner wall, an electric device installed in the casing and having a lead wire led out of the casing through the through hole, into which the lead wire is inserted and A cast insulated electrical device comprising: a spongy material that closes an open end within a housing; and an insulating resin that is injected into the housing and solidified.

(2) The cast insulated electrical device according to claim 1, wherein the area outside the through hole of the spongy material is 1.5 times or more the horizontal cross-sectional area of the through hole.