JPS6349743U

JPS6349743U -

Info

Publication number: JPS6349743U
Application number: JP14450286U
Authority: JP
Priority date: 1986-09-18
Filing date: 1986-09-18
Publication date: 1988-04-04

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す縦断側面図
、第２図は第１図の電磁引きはずし可調整装置を
示す拡大図、第３図は第２図の主要部の分解斜視
図、第４図はイタバネの上面図、第５図は従来の
ものを示す一部を破断した構成図、第６図は第５
図の引外し装置の詳細構成図、第７図は第６図の
線―の断面図、第８図は第６図の線―の
概略断面図、第９図は第６図の部分構成図である
。図において、５５は電磁引きはずし装置、５５
ａは可動鉄心、２４は調整ボタン、５９はカム支
持台、６２はダルマ穴、６３はイタバネ、６６は
カム軸、６７は切欠段部、６８はカム、６９はア
ーム、７３はストツパー、５９〜７４は電磁引き
はずし可調整装置である。なお、各図中同一符号
は同一または相当部分を示す。 Fig. 1 is a vertical sectional side view showing an embodiment of this invention, Fig. 2 is an enlarged view showing the electromagnetic tripping adjustable device of Fig. 1, Fig. 3 is an exploded perspective view of the main parts of Fig. 2, Fig. 4 is a top view of the Itabane, Fig. 5 is a partially cutaway configuration diagram showing the conventional one, and Fig. 6 is a top view of the Itabane.
7 is a sectional view along the line in FIG. 6, FIG. 8 is a schematic sectional view along the line in FIG. 6, and FIG. 9 is a partial configuration diagram of the tripping device in FIG. It is. In the figure, 55 is an electromagnetic trip device;
a is a movable iron core, 24 is an adjustment button, 59 is a cam support base, 62 is a daruma hole, 63 is a leaf spring, 66 is a camshaft, 67 is a notch step, 68 is a cam, 69 is an arm, 73 is a stopper, 59- 74 is an electromagnetic trip adjustable device. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

A circuit switch or disconnector having an electromagnetic trip device and an adjustable electromagnetic trip device, wherein the adjustable electromagnetic trip device includes a cam support mounted on a case side, and one end side attached to the cam support. A camshaft rotatably supported and whose other end is rotatably supported by a snap action leaf spring, a cam provided on this camshaft, and an adjustment provided on the camshaft for operating this cam. A button, and an arm that is activated by engaging with the cam surface of the cam and moves the movable iron core of the electromagnetic tripping device, in which the leaf spring is directly attached to the cam support base, and A notch step is provided on one end side, and a drill hole is provided in the cam support, and the cutout step is engaged with the drill hole to rotatably support the one end side of the camshaft. 1. A circuit and disconnector characterized in that the leaf spring is provided with a stopper that abuts one end of the camshaft to position the camshaft.