JPH0515049B2 - - Google Patents
Info
- Publication number
- JPH0515049B2 JPH0515049B2 JP60265212A JP26521285A JPH0515049B2 JP H0515049 B2 JPH0515049 B2 JP H0515049B2 JP 60265212 A JP60265212 A JP 60265212A JP 26521285 A JP26521285 A JP 26521285A JP H0515049 B2 JPH0515049 B2 JP H0515049B2
- Authority
- JP
- Japan
- Prior art keywords
- molded body
- fitting
- fitting protrusion
- shield case
- bobbin
- 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.)
- Expired - Fee Related
Links
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000013011 mating Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Landscapes
- Coils Or Transformers For Communication (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本発明は各種電子機器に利用される高周波変成
器に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a high frequency transformer used in various electronic devices.
従来の技術
従来この種の高周波変成器は、第６図のように
複数の鍔１ａを有しコイルを鍔１ａ間に巻回する
ボビン１に端子板２を設け、この端子板２の下面
にコンデンサ取付孔２ａを設け、端子板２の両側
面の上部に嵌合用突起２ｂを有し、かつ下面にピ
ン端子３を植設し、第７図のようにこのボビン１
および端子板２に樹脂よりなるモールド体４を被
せ、金属よりなるシールドケース５を被せて嵌合
させた構造となつていた。BACKGROUND ART Conventionally, this type of high-frequency transformer has a terminal plate 2 provided on a bobbin 1 having a plurality of flanges 1a and around which a coil is wound between the flanges 1a, as shown in FIG. A capacitor mounting hole 2a is provided, a fitting protrusion 2b is provided at the top of both sides of the terminal board 2, and a pin terminal 3 is implanted on the bottom surface of the bobbin 1 as shown in FIG.
The terminal plate 2 was covered with a molded body 4 made of resin, and a shield case 5 made of metal was fitted over the terminal plate 2.
発明が解決しようとする問題点
しかし、このような構造の高周波変成器では、
第８図、第９図のように嵌合部分でシールドケー
ス５が脹らみ義足５′の間隔に影響を及ぼし、設
備にて脹らみ修正工程を設けても強くすれば端子
板２の割れ、弱くすれば修正が不完全で、セツト
組立工程でプリント基板への挿入が困難なものが
発生していた。また、シールドケース５が脹らむ
ことにより端子板２とシールドケース５の嵌合位
置がズレ、加振による周波数ズレの原因となつて
いた。また、モールド体４の嵌合窓を下方に広げ
シールドケース５の嵌合用突起２ｂと係合する嵌
合用突起をモールド体４に重ねない方法をとつて
も各部品の寸法精度によつて嵌合が不充分で上記
と同様に周波数ズレが発生していた。Problems to be Solved by the Invention However, in a high frequency transformer with such a structure,
As shown in FIGS. 8 and 9, the shield case 5 swells at the mating part and affects the spacing between the prosthetic legs 5'. If it cracked or weakened, the repair would be incomplete, and it would be difficult to insert it into the printed circuit board during the assembly process. In addition, the expansion of the shield case 5 causes a misalignment of the fitting position between the terminal plate 2 and the shield case 5, causing a frequency shift due to vibration. In addition, the fitting window of the molded body 4 is expanded downward, and the fitting protrusion that engages with the fitting protrusion 2b of the shield case 5 is not overlapped with the molded body 4, so that the fitting is achieved with the dimensional accuracy of each component. was insufficient, and a frequency shift occurred in the same way as above.
そこで本発明は充分な嵌合を保証し、信頼性の
高い高周波変成器を提供するものである。 Therefore, the present invention provides a high frequency transformer that guarantees sufficient fitting and is highly reliable.
問題点を解決するための手段
そして上記問題点を解決する本発明の技術的な
手段は、ピン端子を植込んだ樹脂よりなり、相対
向する両側面に嵌合用突起を設け、この嵌合用突
起の下部に凹溝を設けた端子板を有するコイルを
巻回するボビンと、このボビンに被せられ嵌合用
突起に対応して嵌合窓を設けた樹脂よりなるモー
ルド体と、このモールド体の外周に被せられ端子
板の嵌合用突起と嵌合し凹溝にモールド体の一部
を押し込む嵌合用突起を有する金属よりなるシー
ルドケースとからなるものである。Means for Solving the Problems The technical means of the present invention for solving the above-mentioned problems is that the resin is made of a resin in which pin terminals are embedded, and fitting protrusions are provided on both opposing sides. A bobbin for winding a coil having a terminal plate with a recessed groove in the lower part of the bobbin, a molded body made of resin that is placed over the bobbin and has a fitting window corresponding to the fitting protrusion, and an outer periphery of the molded body. The shield case is made of metal and has a fitting protrusion that is placed over the terminal plate and that fits with the fitting protrusion of the terminal board and pushes a part of the molded body into the groove.
作 用
この技術的手段による作用は次のようになる。
シールドケースの嵌合突起が端子板に設けた凹溝
にモールド体を押し込みシールドケースの脹みを
なくしまた上下方向はもちろん左右方向の端子板
のガタをも吸収し、高信頼性が可能となるのであ
る。Effect The effect of this technical means is as follows.
The fitting protrusion of the shield case pushes the molded body into the recessed groove provided on the terminal board, eliminating swelling of the shield case and absorbing the play of the terminal board not only in the vertical direction but also in the left and right directions, achieving high reliability. It is.
実施例
以下、本発明の一実施例を添付図面にもとづい
て説明する。Embodiment Hereinafter, an embodiment of the present invention will be described based on the accompanying drawings.
第１図にボビン６を示し、ボビン６はコイル巻
装用鍔６ａと端子板７よりなり、端子板７にはコ
ンデンサ取付孔７ａと底部にはコンデンサリード
配線用溝７ｂが設けられ、かつピン端子８が底部
に植設されている。また相対向する両側面には嵌
合用突起７ｃとこの嵌合用突起７の下部には凹溝
７ｄが設けられている。 Fig. 1 shows a bobbin 6. The bobbin 6 consists of a coil winding collar 6a and a terminal plate 7. The terminal plate 7 has a capacitor mounting hole 7a and a groove 7b for capacitor lead wiring at the bottom. 8 is planted at the bottom. Moreover, a fitting protrusion 7c and a groove 7d are provided at the lower part of the fitting protrusion 7 on both opposing side surfaces.
第２図にボビン６に組合せるモールド体９、シ
ールドケース１０を示している。９ａはモールド
体９に設けた嵌合窓、１０ａはシールドケース１
０に設けた義足である。第３図に完成品状態の断
面図、第４図に嵌合部の垂直断面拡大図、第５図
に同水平断面拡大図を示したものである。 FIG. 2 shows a molded body 9 and a shield case 10 to be combined with the bobbin 6. 9a is a fitting window provided in mold body 9, 10a is shield case 1
This is a prosthetic leg installed at 0. FIG. 3 is a sectional view of the completed product, FIG. 4 is an enlarged vertical sectional view of the fitting portion, and FIG. 5 is an enlarged horizontal sectional view of the same.
すなわち、コイルを巻回しコンデンサを組込ん
だボビン６にモールド体９を被せ、端子板７の嵌
合用突起７ｃにモールド体９の嵌合窓９ａを対応
させて組込み、このモールド体９の外周に金属よ
りなるシールドケース１０を被せ、端子板７の嵌
合用突起７ｃの下面に係合されるように嵌合用突
起１０ｂを押出しポンチなどで形成して嵌合させ
る。このとき、嵌合用突起１０ｂによつて端子板
７側に押されるモールド体９は、端子板７の凹溝
７ｂに押し込まれ、シールドケース１０の脹みは
なくなつて義足１０ａの間隔は一定に保たれ、モ
ールド体９の一部、シールドケース１０の嵌合用
突起１０ｂが端子板７の凹溝７ｄおよび嵌合用突
起７ｃと確実に嵌合するため、その結合状態は安
定した強固なものとなる。 That is, the molded body 9 is placed over the bobbin 6 in which the coil is wound and the capacitor is assembled, and the fitting protrusion 7c of the terminal plate 7 is matched with the fitting window 9a of the molded body 9, and the molded body 9 is fitted with a molded body 9. A shield case 10 made of metal is placed on the terminal board 7, and a fitting protrusion 10b is formed using an extrusion punch or the like so as to be engaged with the lower surface of the fitting protrusion 7c of the terminal board 7, and the terminal plate 7 is fitted. At this time, the molded body 9 pushed toward the terminal board 7 by the fitting protrusion 10b is pushed into the groove 7b of the terminal board 7, the shield case 10 no longer bulges, and the interval between the prosthetic legs 10a becomes constant. Since the part of the molded body 9 and the fitting protrusion 10b of the shield case 10 are reliably fitted with the groove 7d and the fitting protrusion 7c of the terminal board 7, the bonded state becomes stable and strong. .
発明の効果
以上のように、本発明は端子板の相対向する両
側面に凹溝を設けることにより、確実な嵌合が可
能で高信頼性の高周波変成器が提供可能となる。
またシールドケースの脹み修正工程が不用とな
り、設備保全、不良率等の低減が図れ実用的効果
は大なるものである。Effects of the Invention As described above, the present invention provides a highly reliable high frequency transformer that allows reliable fitting by providing grooves on both opposing side surfaces of the terminal plate.
In addition, the step of correcting the bulge of the shield case is no longer necessary, which improves equipment maintenance and reduces the defective rate, which has great practical effects.
第１図は本発明の一実施例による高周波変成器
に用いるボビンの斜視図、第２図は組合せに用い
るモールド、シールドケースの斜視図、第３図は
組合せた状態の断面図、第４図は嵌合部の垂直断
面拡大図、第５図は同じく水平断面拡大図、第６
図は従来の高周波変成器に用いるボビンの斜視
図、第７図、第８図及び第９図は組合せた断面図
または拡大断面図である。
６……ボビン、７……端子板、７ａ……コンデ
ンサ取付孔、７ｂ……コンデンサリード配線溝、
７ｃ……嵌合用突起、７ｄ……凹溝、８……ピン
端子、９……モールド体、１０……シールドケー
ス。
Fig. 1 is a perspective view of a bobbin used in a high frequency transformer according to an embodiment of the present invention, Fig. 2 is a perspective view of a mold and shield case used in the combination, Fig. 3 is a sectional view of the combined state, and Fig. 4 is an enlarged vertical cross-sectional view of the mating part, Fig. 5 is an enlarged horizontal cross-sectional view, and Fig. 6 is an enlarged horizontal cross-sectional view.
The figure is a perspective view of a bobbin used in a conventional high-frequency transformer, and FIGS. 7, 8, and 9 are a combined sectional view or an enlarged sectional view. 6...Bobbin, 7...Terminal board, 7a...Capacitor mounting hole, 7b...Capacitor lead wiring groove,
7c...Protrusion for fitting, 7d...Concave groove, 8...Pin terminal, 9...Mold body, 10...Shield case.
Claims (1)
る両側面に嵌合用突起を設け、この嵌合用突起の
下部に凹溝を設けた端子板を有するコイルを巻回
するボビンと、このボビンに被せられ嵌合用突起
に対応して嵌合窓を設けた樹脂よりなるモールド
体と、このモールド体の外周に被せられ、端子板
の嵌合用突起と嵌合し凹溝にモールド体の一部を
押し込む嵌合用突起を有する金属よりなるシール
ドケースとからなる高周波変成器。1. A bobbin for winding a coil, which is made of resin with a pin terminal embedded therein, and has a terminal plate with fitting protrusions on both opposing sides and a concave groove at the bottom of the fitting protrusion; A molded body made of resin is provided with a fitting window corresponding to the fitting protrusion that is placed over the outer periphery of the molded body, and a part of the molded body is placed in the concave groove that is placed over the outer periphery of the molded body and that fits with the fitting protrusion of the terminal board. A high frequency transformer consisting of a shield case made of metal and having a fitting protrusion that is pushed into the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60265212A JPS62125608A (en) | 1985-11-26 | 1985-11-26 | high frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60265212A JPS62125608A (en) | 1985-11-26 | 1985-11-26 | high frequency transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62125608A JPS62125608A (en) | 1987-06-06 |
| JPH0515049B2 true JPH0515049B2 (en) | 1993-02-26 |
Family
ID=17414083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60265212A Granted JPS62125608A (en) | 1985-11-26 | 1985-11-26 | high frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62125608A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999743A (en) * | 1989-09-27 | 1991-03-12 | At&T Bell Laboratories | Transformer with included current sensing element |
| CN110164668B (en) * | 2019-05-13 | 2021-11-30 | 泰科电子(昆山)有限公司 | Insulated terminal |
| JP7503401B2 (en) * | 2020-03-19 | 2024-06-20 | 太陽誘電株式会社 | Coil parts and electronic devices |
-
1985
- 1985-11-26 JP JP60265212A patent/JPS62125608A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62125608A (en) | 1987-06-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |