JPH0442722U - - Google Patents
Info
- Publication number
- JPH0442722U JPH0442722U JP8457490U JP8457490U JPH0442722U JP H0442722 U JPH0442722 U JP H0442722U JP 8457490 U JP8457490 U JP 8457490U JP 8457490 U JP8457490 U JP 8457490U JP H0442722 U JPH0442722 U JP H0442722U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- shield plate
- circuit board
- printed circuit
- mounting band
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Regulation Of General Use Transformers (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
第１図及び第２図はこの考案に係る静電シール
ド付トランスの実施例を示し、第１図はプリント
基板を用いたトランスの断面図、第２図は取付バ
ンドにアースしたトランスの断面図である。第３
図及び第４図は従来例を示し、第３図は長いリー
ド線を用いたトランスの断面図、第４図は静電シ
ールド付トランスの１次巻線と２次巻線間の静電
結合の等価回路を示した回路図である。
主な符号の説明、１……静電シールド付トラン
ス、１ａ……トランスの１次巻線、１ｂ……トラ
ンスの２次巻線、１ｃ……トランスのトランスコ
ア、２……トランスを取り付るバンド、３……シ
ヤーシ、３ａ……シヤーシの切起部、４……プリ
ント基板、４ａ……プリント基板のアースパター
ン、５……１次巻線と２次巻線間のシールド板、
６……アースパターンとシールド板とを接続した
アースピン、７……ハンダ付け部、８……アース
パターンと接続したアース金具、９……シールド
板と取付バンドとを接続したリード線。
Figures 1 and 2 show an embodiment of the transformer with electrostatic shielding according to this invention. Figure 1 is a sectional view of a transformer using a printed circuit board, and Figure 2 is a sectional view of a transformer grounded to a mounting band. It is. Third
Figure 4 shows a conventional example, Figure 3 is a cross-sectional view of a transformer using long lead wires, and Figure 4 shows electrostatic coupling between the primary and secondary windings of a transformer with electrostatic shielding. FIG. 2 is a circuit diagram showing an equivalent circuit of FIG. Explanation of main symbols, 1...Transformer with electrostatic shielding, 1a...Primary winding of the transformer, 1b...Secondary winding of the transformer, 1c...Transformer core, 2...Installing the transformer 3... Chassis, 3a... Edge of chassis, 4... Printed circuit board, 4a... Earth pattern of printed circuit board, 5... Shield plate between primary winding and secondary winding,
6...Earth pin connecting the earth pattern and the shield plate, 7...Soldering part, 8...Earth metal fitting connected to the earth pattern, 9...Lead wire connecting the shield plate and the mounting band.
Claims (1)
線と２次巻線間にシールド板を設け、このシール
ド板をシヤーシに接続するよう構成した静電シー
ルド付トランスにおいて、 上記シールド板の近傍に設けてアースパターン
を形成したプリント基板と、このプリント基板の
アースパターンに取り付けたアースピンとを備え
、このアースピンが上記シールド板と接続し、更
に上記プリント基板のアースパターンがシヤーシ
と接続するよう構成したことを特徴とする静電シ
ールド付トランス。 ２ 上記取付バンドで組立てられたトランスの１
次巻線と２次巻線間のシールド板が直接取付バン
ドと接続するよう構成したことを特徴とする請求
項１記載の静電シールド付トランス。[Scope of Claim for Utility Model Registration] 1. In a transformer with an electrostatic shield configured to provide a shield plate between the primary winding and the secondary winding of the transformer assembled with a mounting band, and to connect this shield plate to the chassis. , a printed circuit board provided near the shield plate to form a ground pattern, and a ground pin attached to the ground pattern of the printed circuit board, the ground pin connected to the shield plate, and the ground pattern of the printed circuit board connected to the ground pin. A transformer with an electrostatic shield characterized by being configured to be connected to a chassis. 2 1 of the transformer assembled with the above mounting band
2. The electrostatic shielding transformer according to claim 1, wherein the shield plate between the next winding and the secondary winding is directly connected to the mounting band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8457490U JP2519315Y2 (en) | 1990-08-13 | 1990-08-13 | Transformer with electrostatic shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8457490U JP2519315Y2 (en) | 1990-08-13 | 1990-08-13 | Transformer with electrostatic shield |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0442722U true JPH0442722U (en) | 1992-04-10 |
| JP2519315Y2 JP2519315Y2 (en) | 1996-12-04 |
Family
ID=31633145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8457490U Expired - Fee Related JP2519315Y2 (en) | 1990-08-13 | 1990-08-13 | Transformer with electrostatic shield |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519315Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012005025A1 (en) * | 2010-07-07 | 2012-01-12 | オムロン株式会社 | Network apparatus and communication module |
-
1990
- 1990-08-13 JP JP8457490U patent/JP2519315Y2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012005025A1 (en) * | 2010-07-07 | 2012-01-12 | オムロン株式会社 | Network apparatus and communication module |
| JP2012019031A (en) * | 2010-07-07 | 2012-01-26 | Omron Corp | Network device and communication module |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519315Y2 (en) | 1996-12-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |