JPS6388085U

JPS6388085U -

Info

Publication number: JPS6388085U
Application number: JP18008686U
Authority: JP
Priority date: 1986-11-21
Filing date: 1986-11-21
Publication date: 1988-06-08

Description

[Brief explanation of the drawing]

図―１は、従来方式の軸方向移動磁気カツプリ
ング装置の構造図。図―２は、従来方式の回転方
向磁気カツプリング装置の構造図。図―３は、本
考案の軸方向、回転方向移動が可能な磁気カツプ
リング装置の斜視図。図―４は、本考案による磁
気カツプリング装置磁気回路組立体の断面構造図
。図―５ａは、第１の磁気回路組立体を構成する
継鉄の構造図。図―５ｂは、第２の磁気回路組立
体を構成する継鉄の構造図。１１，１２，１３，１４，１５，１６……永久
磁石、２１，２２，２３，２４，２５，２６，２
７，２８……継鉄、Ａ……隔壁挿入部。 Figure 1 is a structural diagram of a conventional axially moving magnetic coupling device. Figure 2 is a structural diagram of a conventional rotational direction magnetic coupling device. FIG. 3 is a perspective view of the magnetic coupling device of the present invention that is movable in the axial and rotational directions. FIG. 4 is a cross-sectional structural diagram of the magnetic circuit assembly of the magnetic coupling device according to the present invention. FIG. 5a is a structural diagram of a yoke that constitutes the first magnetic circuit assembly. Figure 5b is a structural diagram of the yoke that constitutes the second magnetic circuit assembly. 11, 12, 13, 14, 15, 16...Permanent magnet, 21, 22, 23, 24, 25, 26, 2
7, 28...Yoke, A...Bulkhead insertion part.

Claims

[Scope of utility model registration request]

In a magnetic coupling device that transmits power without contact, both sides of the cylindrical end face are made of one permanent magnet magnetized to N and S, respectively, and a soft magnetic material, and the magnet is wrapped around the outer periphery of the permanent magnet. Two sets of soft magnetic material structures constituting magnetic pole plates that are oriented parallel to the axial direction and divided into four parts on the circumference of the magnet are placed facing each other,
A first magnetic circuit assembly assembled and configured to enclose a permanent magnet therein; and a first magnetic circuit assembly encased therein, the permanent magnet polarity of the first magnetic circuit assembly and opposing magnetic poles being different polarities. The cylindrical end face is N・
Two sets of 4-pole magnetic pole plate structures facing the soft magnetic pole plate of the first magnetic circuit assembly made of soft magnetic material are arranged so that the permanent magnet S magnetized is wrapped around the inner surface of the cylinder. and a second magnetic circuit assembly configured to wrap the permanent magnet from both sides of the permanent magnet by shifting the position, and the first magnetic circuit assembly is contained inside the second magnetic circuit assembly. , by combining two magnetic circuit assemblies with their central axes aligned,
A magnetic coupling device characterized by having a transmission function in both directions of rotation.