JPH0434711U - - Google Patents
Info
- Publication number
- JPH0434711U JPH0434711U JP7633390U JP7633390U JPH0434711U JP H0434711 U JPH0434711 U JP H0434711U JP 7633390 U JP7633390 U JP 7633390U JP 7633390 U JP7633390 U JP 7633390U JP H0434711 U JPH0434711 U JP H0434711U
- Authority
- JP
- Japan
- Prior art keywords
- flanges
- coil
- cylindrical magnetic
- sectional area
- cross
- 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
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
Landscapes
- Coils Or Transformers For Communication (AREA)
Description
第１図は、本考案のコモンモードコイルを構成
するフエライトコアの一実施例を示す斜視図。第
２図は本考案のコモンモードコイルを構成するコ
モンモードコイルの一実施例を示し、第２図ａは
円柱状磁脚へ巻線し巻線端末のリード線を形成し
た斜視図、第２図ｂはコモンモードコイルを保持
する樹脂製ホルダの斜視図。第３図は、本考案に
よるコモンモードコイルの完成した斜視図。第４
図は、従来のコモンモードコイルを示し、第４図
ａは正面図、第４図ｂは平面図。
１……フエライトコア、２……鍔部、３……円
柱状磁脚、５……巻線、６……リード線、７……
突き合わせ面、８……樹脂製ホルダ、９……コイ
ル収納溝、１０……コイル仕切り、１１……コの
字形ばね、２０……樹脂ケース、２１……仕切り
板、２２……巻線。
FIG. 1 is a perspective view showing one embodiment of a ferrite core constituting a common mode coil of the present invention. Fig. 2 shows one embodiment of the common mode coil constituting the common mode coil of the present invention, Fig. 2a is a perspective view of winding around a cylindrical magnetic leg and forming a lead wire at the end of the winding; Figure b is a perspective view of a resin holder that holds a common mode coil. FIG. 3 is a completed perspective view of the common mode coil according to the present invention. Fourth
The figures show a conventional common mode coil, with FIG. 4a being a front view and FIG. 4b being a plan view. 1... Ferrite core, 2... Flange, 3... Cylindrical magnetic leg, 5... Winding wire, 6... Lead wire, 7...
Butting surface, 8... Resin holder, 9... Coil storage groove, 10... Coil partition, 11... U-shaped spring, 20... Resin case, 21... Partition plate, 22... Winding wire.
Claims (1)
脚を持つ２つのフエライトコアと、両端鍔部にお
いて２つのフエライトコアを並列に突き合わせて
閉磁路とし、前記鍔部突き合わせ面の断面積は少
なくとも円柱状磁脚の断面積に対し同じか大にな
るように構成し、２つの円柱状磁脚に銅線を巻回
してコイルを形成し、２つのコイルは中央にコイ
ル仕切り板と、両側にコイル収納溝を持つ樹脂製
ホルダにより鍔部突き合わせ面を両外側より押圧
するように固定し、コイル収納溝取付け面の樹脂
製ホルダ両側をコの字形ばねにより保持し形成し
たことを特徴とするコモンモードコイル。 Two ferrite cores with cylindrical magnetic legs with flanges attached to both ends with high magnetic permeability characteristics are butted in parallel at the flanges at both ends to form a closed magnetic path, and the cross-sectional area of the abutting surfaces of the flanges is The cross-sectional area of the two cylindrical magnetic legs is at least the same as or larger than the cross-sectional area of the cylindrical magnetic legs, and a coil is formed by winding copper wire around the two cylindrical magnetic legs. A resin holder having a coil storage groove is used to fix the abutting surfaces of the flanges so as to be pressed from both outside sides, and both sides of the resin holder on the mounting surface of the coil storage groove are held by U-shaped springs. common mode coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7633390U JPH0434711U (en) | 1990-07-17 | 1990-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7633390U JPH0434711U (en) | 1990-07-17 | 1990-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434711U true JPH0434711U (en) | 1992-03-23 |
Family
ID=31617708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7633390U Pending JPH0434711U (en) | 1990-07-17 | 1990-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434711U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009044187A (en) * | 2008-10-24 | 2009-02-26 | Sumida Corporation | Magnetic element |
| JP2017163099A (en) * | 2016-03-11 | 2017-09-14 | Tdk株式会社 | Coil device |
-
1990
- 1990-07-17 JP JP7633390U patent/JPH0434711U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009044187A (en) * | 2008-10-24 | 2009-02-26 | Sumida Corporation | Magnetic element |
| JP2017163099A (en) * | 2016-03-11 | 2017-09-14 | Tdk株式会社 | Coil device |
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