JPS6146878U - permanent magnet field motor - Google Patents

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本案の一実施例を示す永久磁石界磁電動機の上
半部縦断面図、第２図は第１区の電機子巻線と永久磁石
界磁の関係を示す展開図、第３図は本案の一実施例を示
す永久磁石界磁の平面図を示す。 ４・・・電機子巻線、４ａ・・・整流コイル、３・・・
整流子、６・・・ブラシ、１０・・・永久磁石界磁、１
０ａ・・・永久磁石界磁面取部。Fig. 1 is a vertical sectional view of the upper half of the permanent magnet field motor showing an embodiment of the present invention, Fig. 2 is a developed view showing the relationship between the armature winding of the first section and the permanent magnet field, and Fig. 3 is a developed view showing the relationship between the armature winding of the first section and the permanent magnet field. The figure shows a plan view of a permanent magnet field showing an embodiment of the present invention. 4... Armature winding, 4a... Rectifier coil, 3...
Commutator, 6... Brush, 10... Permanent magnet field, 1
0a... Permanent magnet field chamfer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 継鉄の内周に永久磁石を装着して界磁を構成し、回転子
は整流子と電機子により構成し、かつ永久磁界磁の軸方
向長さが、電機子鉄心の積厚長あるいは電機子巻線の直
線部より長く設定した永久磁石界磁電動機において、′
永久磁石界磁の軸方向両端部の両隅もしくは少くとも片
隅が電機子巻線のエンドコイル部で囲まれた内側に入る
ように永久磁石を面取り形状にしたことを特徴とした永
久磁石界磁電動機。A permanent magnet is attached to the inner circumference of the yoke to constitute the field, and the rotor is composed of a commutator and an armature, and the axial length of the permanent magnetic field is equal to the stacking thickness of the armature core or In a permanent magnet field motor that is set longer than the straight part of the child winding, ′
A permanent magnet field characterized in that the permanent magnet is chamfered so that both corners or at least one corner of both axial ends of the permanent magnet field are inside surrounded by the end coil part of the armature winding. Electric motor.