JPH0459913U

JPH0459913U -

Info

Publication number: JPH0459913U
Application number: JP10378090U
Authority: JP
Priority date: 1990-10-01
Filing date: 1990-10-01
Publication date: 1992-05-22

Description

[Brief explanation of the drawing]

第１図は本考案にかかる電磁ソレノイドの全体
構成を示す模式的縦断面図、第２図は本考案にか
かる電磁ソレノイドの要部を示す部分拡大断面図
、第３図は本考案にかかる電磁ソレノイドの動作
説明図、第４図ＡないしＤは、本考案にかかる電
磁ソレノイドを二連にした場合の動作説明図、第
５図は電磁ソレノイドのストロークと出力トルク
の関係を示すグラフ、第６図は従来の電磁ソレノ
イドの模式的縦断面図、及び第７図は従来の電磁
ソレノイドの部分拡大断面図である。１……外装ヨーク、２……ヨーク板、３……開
口、４……コイルボビン、５……円筒コイル、６
……固定コア、７……可動コア、８……フランジ
、９……テーパ面、１０……傾斜端面。 Fig. 1 is a schematic vertical sectional view showing the overall configuration of the electromagnetic solenoid according to the invention, Fig. 2 is a partially enlarged sectional view showing the main parts of the electromagnetic solenoid according to the invention, and Fig. 3 is an electromagnetic solenoid according to the invention. 4A to 4D are explanatory diagrams of the operation of the solenoid; FIG. 4 is an explanatory diagram of the operation when the electromagnetic solenoid according to the present invention is arranged in two; FIG. The figure is a schematic vertical sectional view of a conventional electromagnetic solenoid, and FIG. 7 is a partially enlarged sectional view of the conventional electromagnetic solenoid. 1... Exterior yoke, 2... Yoke plate, 3... Opening, 4... Coil bobbin, 5... Cylindrical coil, 6
... fixed core, 7 ... movable core, 8 ... flange, 9 ... tapered surface, 10 ... inclined end surface.

Claims

[Claims for Utility Model Registration] 1. An electromagnetic solenoid comprising an exterior yoke having an opening, a coil disposed in the exterior yoke, and a movable core inserted into the cylindrical coil through the opening and having a flange. , an inclined end surface is formed along the opening of the exterior yoke, a tapered surface is formed on the side of the flange opposite to the opening, and the inclined end surface and the tapered surface are parallel to each other. An electromagnetic solenoid that is characterized by facing each other. 2. The stroke of the movable core determined by the position of the flange with respect to the exterior yoke is approximately 1
Claim characterized in that the opposing area between the inclined end surface and the tapered surface is set so that the permeance between the exterior yoke and the movable core is improved in a region of mm or less. 1. The electromagnetic solenoid according to 1.