JPH02125579U

JPH02125579U -

Info

Publication number: JPH02125579U
Application number: JP3428489U
Authority: JP
Priority date: 1989-03-28
Filing date: 1989-03-28
Publication date: 1990-10-16

Description

[Brief explanation of drawings]

第１図ないし第６図は本考案の実施例で、第１
図は一実施例の側面構成図、第２図ａ，ｂはクラ
ンプ棒の説明図、第３図は斜視図、第４図はクラ
ンプリングの他の例の断面図、第５図は他の実施
例の側面構成図、第６図は第５図の例についての
部分的説明図である。図面中、１はロータ、２はシヤフト、３は鉄心
、４は永久磁石、５はクランプ棒、６はクランプ
リングである。 Figures 1 to 6 show embodiments of the present invention.
The figure is a side configuration diagram of one embodiment, Figures 2a and b are explanatory diagrams of the clamp rod, Figure 3 is a perspective view, Figure 4 is a sectional view of another example of the clamp ring, and Figure 5 is an illustration of another example. FIG. 6, a side view of the configuration of the embodiment, is a partial explanatory diagram of the example shown in FIG. In the drawings, 1 is a rotor, 2 is a shaft, 3 is an iron core, 4 is a permanent magnet, 5 is a clamp rod, and 6 is a clamp ring.

Claims

[Scope of Claim for Utility Model Registration] A permanent magnet motor having a plurality of permanent magnets circumferentially arranged around the outer periphery of a rotor core, the permanent magnets having a shape in which both shoulders along the circumferential direction are cut off, A clamp ring that presses the cut shoulder of the permanent magnet between the permanent magnets and is provided with a wedge-shaped clamp rod made of a non-magnetic material, and further clamps the clamp rods together at both axial ends of the rotor. A permanent magnet motor characterized by being equipped with.