JPS6287429U

JPS6287429U -

Info

Publication number: JPS6287429U
Application number: JP1985178519U
Authority: JP
Priority date: 1985-11-20
Filing date: 1985-11-20
Publication date: 1987-06-04
Also published as: JPH034018Y2

Description

[Brief explanation of the drawing]

第１図はこの考案による積層型電気二重層キヤ
パシタの一実施例を示した断面図、第２図は同実
施例に適用されている端子板を示したもので、同
図Ａは平面図、同図ＢはそのＢ―Ｂ線断面図、第
３図は同実施例に適用されている電気絶縁体の断
面図、第４図は上記端子板の変形例を示したもの
で、同図Ａは平面図、同図ＢはそのＢ―Ｂ線断面
図、第５図は上記端子板の他の変形例を示した断
面図、第６図は従来の積層型電気二重層キヤパシ
タを示した断面図である。図中、１はセル積層体、２は電気二重層キヤパ
シタセル、１０は積層型電気二重層キヤパシタ、
１１はケース、１２は第１の端子板、１２ｃはリ
ード片、１３は電気絶縁体、１３ｂは環状リブ、
１４は第２の端子板、１４ｃはリード片、１５は
凸部、１６は環状突起である。 Fig. 1 is a sectional view showing an embodiment of the laminated electric double layer capacitor according to this invention, Fig. 2 shows a terminal board applied to the same embodiment, and Fig. A is a plan view; Figure B is a cross-sectional view taken along the line B--B, Figure 3 is a cross-sectional view of the electrical insulator applied to the same embodiment, Figure 4 is a modified example of the terminal plate, and Figure A is a plan view, B is a sectional view taken along line B-B, FIG. 5 is a sectional view showing another modification of the above terminal board, and FIG. 6 is a sectional view showing a conventional laminated electric double layer capacitor. It is a diagram. In the figure, 1 is a cell laminate, 2 is an electric double layer capacitor cell, 10 is a laminated electric double layer capacitor,
11 is a case, 12 is a first terminal plate, 12c is a lead piece, 13 is an electrical insulator, 13b is an annular rib,
14 is a second terminal plate, 14c is a lead piece, 15 is a convex portion, and 16 is an annular projection.

Claims

[Claims for Utility Model Registration] (1) A case having a cylindrical body with a bottom made of a conductive material, in which a plurality of electric double layer capacitor cells are placed, the lowest one of which is on the bottom surface of the case. In addition to stacking them so that they are in electrical contact,
A first terminal board having a lead piece that can protrude to the outside through the opening of the case is placed on the top of the cell stack, and an insertion hole for inserting the lead piece of the first terminal board into the bottom part. A bottomed cylindrical electrical insulator having a hole electrically insulates the circumferential surface of the cell stack and the first terminal plate from the case, and a lead piece is provided in the opening of the case. A laminated electric double layer capacitor in which the second terminal plate is fixed in electrical contact with the case by arranging a second terminal plate having a second terminal plate and caulking the edge of the opening thereof, The first terminal board and the second terminal board have the same shape,
A laminated electric double layer capacitor characterized by having the same dimensions. (2) In claim (1) for utility model registration, the laminated layer is characterized in that each of the terminal plates has a convex portion protruding approximately in the center thereof in a direction opposite to the lead piece. type electric double layer capacitor. (3) The laminated electric double layer capacitor according to claim (1) of the utility model registration, characterized in that a protrusion is formed on the surface of each terminal board opposite to the lead piece. (4) The laminated electric double layer capacitor according to claim (3), wherein the protrusion is formed in an annular shape.