JPH0354359U - - Google Patents
Info
- Publication number
- JPH0354359U JPH0354359U JP11342389U JP11342389U JPH0354359U JP H0354359 U JPH0354359 U JP H0354359U JP 11342389 U JP11342389 U JP 11342389U JP 11342389 U JP11342389 U JP 11342389U JP H0354359 U JPH0354359 U JP H0354359U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic reinforcing
- rotor
- reinforcing plate
- permanent magnet
- synchronous motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims 3
- 230000001360 synchronised effect Effects 0.000 claims 3
- 230000004907 flux Effects 0.000 description 2
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図はこの考案の一実施例を示す断面側面図
、第２図は第１図に示す永久磁石を後着磁した場
合の軸方向の磁束密度分布を示すグラフ、第３図
、第４図は従来例を示すそれぞれ第４図のＡ−Ａ
断面図、第３図のＢ−Ｂ断面図、第５図は第３図
に示す永久磁石を後着磁した場合の軸方向の磁束
密度分布を示すグラフである。
１……鉄心、５……永久磁石、６ａ〜６ｄ……
非磁性補強板、６ｅ……中央に位置する非磁性補
強板。
Fig. 1 is a cross-sectional side view showing an embodiment of this invention, Fig. 2 is a graph showing the magnetic flux density distribution in the axial direction when the permanent magnet shown in Fig. 1 is post-magnetized, Figs. The figures are A-A in Fig. 4, respectively, showing conventional examples.
The sectional view, the BB sectional view in FIG. 3, and FIG. 5 are graphs showing the magnetic flux density distribution in the axial direction when the permanent magnet shown in FIG. 3 is magnetized afterward. 1...Iron core, 5...Permanent magnet, 6a to 6d...
Non-magnetic reinforcing plate, 6e...Non-magnetic reinforcing plate located in the center.
Claims (1)
に所定の間隔をおいて複数枚の非磁性補強板が介
在されている永久磁石形誘導同期電動機の回転子
において、前記非磁性補強板の厚さは、中央に位
置する非磁性補強板を他の非磁性補強板よりも厚
くするようにしたことを特徴とする永久磁石形誘
導同期電動機の回転子。 ２ 両端部に位置する非磁性補強板から中央に位
置する非磁性補強板に向かつてその厚さが徐々に
厚くなるようにした請求項１記載の永久磁石形誘
導同期電動機の回転子。[Claims for Utility Model Registration] 1. In a rotor of a permanent magnet induction synchronous motor in which a plurality of non-magnetic reinforcing plates are interposed at predetermined intervals in the axial direction between the iron core and permanent magnets constituting the rotor. A rotor for a permanent magnet type induction synchronous motor, wherein the thickness of the non-magnetic reinforcing plate is such that the non-magnetic reinforcing plate located at the center is thicker than the other non-magnetic reinforcing plates. 2. The rotor for a permanent magnet type induction synchronous motor according to claim 1, wherein the thickness of the non-magnetic reinforcing plate gradually increases from the non-magnetic reinforcing plates located at both ends to the non-magnetic reinforcing plate located at the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11342389U JPH0354359U (en) | 1989-09-29 | 1989-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11342389U JPH0354359U (en) | 1989-09-29 | 1989-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0354359U true JPH0354359U (en) | 1991-05-27 |
Family
ID=31661839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11342389U Pending JPH0354359U (en) | 1989-09-29 | 1989-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0354359U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5320515A (en) * | 1976-08-09 | 1978-02-24 | Hitachi Ltd | Rotor of permanent magnet synchronous motor |
| JPS61262041A (en) * | 1985-05-15 | 1986-11-20 | Mitsubishi Electric Corp | Rotor for rotary electric machine |
-
1989
- 1989-09-29 JP JP11342389U patent/JPH0354359U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5320515A (en) * | 1976-08-09 | 1978-02-24 | Hitachi Ltd | Rotor of permanent magnet synchronous motor |
| JPS61262041A (en) * | 1985-05-15 | 1986-11-20 | Mitsubishi Electric Corp | Rotor for rotary electric machine |
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