JPS5913058U

JPS5913058U - Rotor with grooved coils

Info

Publication number: JPS5913058U
Application number: JP10994582U
Authority: JP
Inventors: 遠田　治正
Original assignee: 三菱電機株式会社
Priority date: 1982-07-16
Filing date: 1982-07-16
Publication date: 1984-01-26

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は溝収納形コイルを備えた回転子の従来の回転子
軸におけるウェッジ、溝、コイル等の関係構造、を示し
た断面図、第２図はその要部詳細断面図、第３図〜第５
図は従来のウェッジと溝との各種の接触状態を示す要部
詳細図、第６図はウェッジの肩面における接触位置に伴
なう隅角部の応力の変化状態図、第７図は本考案の一実
施例を示す要部詳細断面図、第８図は本考案の他の実施
例の要部詳細断面図、第９図は本考案の更に他の実施例
の要部詳細断面図、第１０図はクリスマスツリー形ウェ
ッジへの適用例の要部詳細断面図である。１・・・・・・回転子軸本体、２・・・・・・溝、３・
・・・・・コイル等、４・・・・・・ウェッジ、５・・
・・・・接触面、６・・・・・・ウェッジ４の肩面、７
・・・・・・溝外周面、ト・・ウェッジ４の隅角部、９
・・・・・・溝２の隅角部、１１．・３１・・曲突出部
、２１・・・・・・突出部材。なお、各図中、同一記号
は同−又は相当部分を示す。焔９図　　　− −Ｗ）１０図Fig. 1 is a cross-sectional view showing the relationship structure of wedges, grooves, coils, etc. in a conventional rotor shaft of a rotor equipped with grooved coils, Fig. 2 is a detailed cross-sectional view of the main parts, and Fig. 3 ~5th
The figures are detailed views of the main parts showing various contact states between conventional wedges and grooves, Figure 6 is a diagram of changes in stress at the corners depending on the contact position on the shoulder surface of the wedge, and Figure 7 is the main part of the main part showing various contact states between the conventional wedge and groove. FIG. 8 is a detailed sectional view of the main part of another embodiment of the invention; FIG. 9 is a detailed sectional view of the main part of yet another embodiment of the invention; FIG. 10 is a detailed sectional view of a main part of an example of application to a Christmas tree-shaped wedge. 1...Rotor shaft body, 2...Groove, 3...
...Coil, etc., 4...Wedge, 5...
...Contact surface, 6...Shoulder surface of wedge 4, 7
・・・・・・Groove outer circumferential surface, ・・Corner part of wedge 4, 9
...Corner part of groove 2, 11.・31...Curved protrusion part, 21...Protrusion member. In each figure, the same symbols indicate the same or equivalent parts. Homura Figure 9 - -W) Figure 10

Claims

[Scope of utility model registration request]

A coil, etc. is housed in a groove formed in the rotor shaft, and
A rotor configured to be held down by wedges so that the coils, etc. do not come off the grooves, characterized in that a protrusion is provided on one of the mutual contact surfaces of the wedges and the grooves. A rotor equipped with a grooved coil.