JPS63100943U

JPS63100943U -

Info

Publication number: JPS63100943U
Application number: JP19525186U
Authority: JP
Priority date: 1986-12-20
Filing date: 1986-12-20
Publication date: 1988-06-30

Description

[Brief explanation of the drawing]

第１図は、本考案に成るコイルボビンの例の断
面図ａ、正面図ｂ、側面図ｃ、矢視図ｄ、Ａ―Ａ
断面図ｅ、Ｂ―Ｂ断面図ｆ、第２図は該コイルボ
ビンに巻線を巻装した状態を示す断面図ａと正面
図ｂ、第３図は従来技術に成るコイルボビンの例
の断面図ａ、正面図ｂ、側面図ｃ、第４図は該コ
イルボビンに巻線を巻装した状態を示す断面図ａ
と正面図ｂ、第５図は同従来技術の問題点を説明
する要部拡大図である。符号の説明、１……胴部、２……鍔、３……厚
肉の鍔、４……細い凹溝、４―１……屈曲部、５
……外面側凹部、５―１……内周側の壁、５―２
……外周側の壁、６……ブロツク、６―１……貫
通孔、６―２……引出線通し溝、７……狭い貫通
溝、８……巻線空間、９……巻線、９―１……巻
線の端末、１０……引出線、１１……接続部、１
２……絶縁部材、１３……固定子部材。 FIG. 1 is a sectional view a, a front view b, a side view c, an arrow view d, and an A-A of a coil bobbin according to the present invention.
sectional view e, BB sectional view f, FIG. 2 is a sectional view a and front view b showing a state in which a winding is wound around the coil bobbin, and FIG. 3 is a sectional view a of an example of a coil bobbin according to the prior art. , front view b, side view c, and FIG.
, front view b, and FIG. 5 are enlarged views of main parts to explain the problems of the prior art. Explanation of symbols, 1... Body, 2... Tsuba, 3... Thick tsuba, 4... Thin groove, 4-1... Bent part, 5
...Outer side recess, 5-1...Inner peripheral side wall, 5-2
...Outer wall, 6...Block, 6-1...Through hole, 6-2...Leader wire passage groove, 7...Narrow through groove, 8...Winding space, 9...Winding wire, 9-1...Winding terminal, 10...Leader wire, 11...Connection part, 1
2... Insulating member, 13... Stator member.

Claims

[Claims for Utility Model Registration] (1) In a coil bobbin that is used for winding the excitation winding of a small electric motor and has a cylindrical body and a disc-shaped collar integrally formed at both ends of the body. , one side of the brim is thick, and the brim has a plurality of narrow through grooves having openings on the outer periphery of the brim, an outer recess connected to the narrow through groove and having walls on the inner and outer peripheries, and a recess in the recess. A coil bobbin for a small electric motor, characterized by having thin arc-shaped grooves connected to each other in the circumferential direction, and a block having a through hole integral with the outer peripheral surface of the brim and connected to the thin arc-shaped grooves. . (2) The coil bobbin for a small electric motor according to claim 1, wherein the plurality of narrow through grooves are each formed in a direction offset from the center. (3) The coil bobbin for a small electric motor according to claim 1, wherein a bent portion is formed in a part of the narrow arc-shaped groove formed in the circumferential direction.