JPS6176942U

JPS6176942U -

Info

Publication number: JPS6176942U
Application number: JP16200584U
Authority: JP
Priority date: 1984-10-26
Filing date: 1984-10-26
Publication date: 1986-05-23

Description

[Brief explanation of drawings]

第１図ないし第５図はこの考案の実施例で、第
１図は静電シールリングの一部断面斜視図、第２
図は絶縁Ｌ形筒の一部断面斜視図、第３図はこの
考案の他の実施例の絶縁Ｌ形筒の一部断面斜視図
、第４図はこの考案の他の実施例の静電シールド
リングの一部断面斜視図、第５図は第４図の絶縁
Ｌ形筒の一部断面斜視図、第６図は変圧器巻線断
面図、第７図は従来の静電シールドリングの製造
方法を説明する斜視図である。２，４１：絶縁Ｌ形筒、３１，７２：導電部、
６２，６３：巻線、７１：心材。 1 to 5 show examples of this invention, in which FIG. 1 is a partially sectional perspective view of an electrostatic seal ring, and FIG.
The figure is a partially sectional perspective view of an insulating L-shaped tube, FIG. 3 is a partially sectional perspective view of an insulating L-shaped tube of another embodiment of this invention, and FIG. 4 is an electrostatic discharger of another embodiment of this invention. FIG. 5 is a partial cross-sectional perspective view of the insulating L-shaped cylinder shown in FIG. 4, FIG. 6 is a cross-sectional view of the transformer winding, and FIG. It is a perspective view explaining a manufacturing method. 2, 41: Insulating L-shaped cylinder, 31, 72: Conductive part,
62, 63: Winding wire, 71: Core material.

Claims

[Claims for Utility Model Registration] (1) An annular body disposed in contact with an axial end face of an electric appliance winding to relieve electric field concentration at the end face and tighten the winding in the axial direction, the annular body having a core material. , a conductive part arranged around the outer periphery of the core material and to which the potential of the winding end is applied, and an insulator covering the conductive part, wherein the conductive part has an insulation thickness that differs depending on its position. An electrostatic shield ring characterized by being covered with an insulator. (2) In the utility model registration claim described in paragraph 1, a part of the insulator is constituted by an insulating L-shaped cylinder whose inner surface matches the outer surface of the conductive part and whose cross section is L-shaped. An electrostatic shield ring featuring: (3) An electrostatic shield ring according to claim 2 of the utility model registration, characterized in that a conductive layer is formed on the inner surface of an insulating L-shaped cylinder. (4) The electrostatic charger described in either paragraph 2 or 3 of the claims for utility model registration, characterized in that the corners of the outer surface of the insulating L-shaped cylinder are formed at approximately right angles. shield ring.