JPH01310519A - High-frequency transformer - Google Patents
High-frequency transformerInfo
- Publication number
- JPH01310519A JPH01310519A JP14210988A JP14210988A JPH01310519A JP H01310519 A JPH01310519 A JP H01310519A JP 14210988 A JP14210988 A JP 14210988A JP 14210988 A JP14210988 A JP 14210988A JP H01310519 A JPH01310519 A JP H01310519A
- Authority
- JP
- Japan
- Prior art keywords
- coil lead
- terminal
- coil
- lead winding
- terminal plate
- 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 abstract description 34
- 238000000465 moulding Methods 0.000 claims 1
- 238000005476 soldering Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 3
- 241000219051 Fagopyrum Species 0.000 description 1
- 235000009419 Fagopyrum esculentum Nutrition 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
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面実装用の高周波
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 for surface mounting used in various electronic devices.
従来の技術
従来この種の高周波変成器のは、例えば、第６図のよう
な構造になっていた。複数本の基板取り付は用端子１を
、端子板２にインサート成形し、可変インダクタである
ため、端子板２の上部にボビン４が設けである。ボビン
４にはコイル３が巻かれそのコイルリード７は、基板取
付用の端子１に巻付けられている。ボビン４の上部には
、回転可能に配設されたキャンプ型コア６が被せてあり
、その全体をシールドケース６でおおうようになってい
た。2. Description of the Related Art Conventionally, this type of high frequency transformer has had a structure as shown in FIG. 6, for example. To attach a plurality of terminals to a board, the terminals 1 are insert-molded on the terminal board 2, and since the terminal board is a variable inductor, a bobbin 4 is provided on the top of the terminal board 2. A coil 3 is wound around a bobbin 4, and its coil lead 7 is wound around a terminal 1 for mounting a board. The upper part of the bobbin 4 is covered with a rotatably arranged camping core 6, and the whole is covered with a shield case 6.
発明が解決しようとする課題
しかし、このような構造のものでは、基板に取り付ける
際に、コイルリード了を半田付した端子１を再度半田付
しなければならず、その熱でコイルリードアの半田付部
分が溶け、コイルリード７が端子１から外れ、導通しな
くなるなどの問題があった。Problems to be Solved by the Invention However, with such a structure, when attaching it to the board, the terminal 1 to which the coil lead has been soldered must be soldered again, and the heat will cause the solder of the coil lead to melt. There were problems such as the attached part melted, the coil lead 7 came off from the terminal 1, and there was no continuity.
そこで、本発明は、基板取付用の端子を半田付しても、
コイルリードの巻付けに影響のないようにするものであ
る。Therefore, in the present invention, even if the terminals for mounting the board are soldered,
This is to ensure that the winding of the coil lead is not affected.
課題を解決するだめの手段
そして、上記課題を解決する技術的な手段は、端子板の
側面に凹欠部を設け、その凹欠部内に、コイルのリード
巻付部を設ける構成としたものである。Means to Solve the ProblemsThe technical means to solve the above problems is to provide a concave notch on the side surface of the terminal board, and to provide a coil lead winding part within the concave notch. be.
作用 この技術的手段による作用は次のようになる。action The effect of this technical means is as follows.
すなわち、端子板の側面に凹欠部と設け、その凹欠部内
にコイルのリード巻付部を設けることにより、底面積を
増やさずに基板取付用端子と、コイルリード巻付部を分
離し、基板への半田付の際に、コイルリード巻付部に直
接熱が加わることがないようにするものである。That is, by providing a concave notch on the side surface of the terminal board and providing the coil lead winding part within the concave notch, the board mounting terminal and the coil lead winding part can be separated without increasing the bottom area. This prevents direct heat from being applied to the coil lead winding portion during soldering to the board.
実施例 以下、本発明の実施例を添付の図面を用いて説明する。Example Embodiments of the present invention will be described below with reference to the accompanying drawings.
第１図、第２図は、本発明の実施例によるもので、第１
図は、本発明による端子板の斜視図、第２図は、その端
子板を用いた高周波変成器の完成品の一部断面斜視図で
ある。FIGS. 1 and 2 are according to embodiments of the present invention;
1 is a perspective view of a terminal plate according to the present invention, and FIG. 2 is a partially sectional perspective view of a completed product of a high frequency transformer using the terminal plate.
第１図および第２図において、基板取付用端子とリード
巻付部を分離することを目的として、基板取付用端子１
１２Ｌとコイルリード巻付部１３ａが端子板１２にイン
サート成形されている。In FIGS. 1 and 2, the board mounting terminal 1 is
12L and the coil lead winding portion 13a are insert-molded in the terminal plate 12.
また、コイルリード巻付部１３＆は、端子板１２の凹欠
部２０内に突出するように設けられ、さらにキャップ型
コア１５によるコイルリード１８の押し切ジ断線の防止
全目的として、キャップ型コア１６の内径より内側より
コイルリード１８を引き出せるように設定されたコイル
リード引き出し部１３Ｃが設けられている。The coil lead winding portion 13& is provided so as to protrude into the recessed notch 20 of the terminal plate 12, and furthermore, the coil lead winding portion 13& is provided so as to protrude into the recessed notch 20 of the terminal plate 12, and the cap-type core A coil lead pull-out portion 13C is provided so that the coil lead 18 can be pulled out from inside the inner diameter of the coil lead 16.
さらに、従来品と同数の端子を得ることを目的として、
基板取付用端子１１２Ｌのある側面の一方には基板取付
用端子１１ｂ’（５、反対側の側面の凹欠部２０には、
コイルリード巻付部１３ｂがインサート成形されており
、それぞれの基板取付部１１ａ、１１ｂとコイルリード
巻付部１３Ｊ１３ｂば、第３図に示すように端子板１２
の内部で電気的に導通を持っている。Furthermore, with the aim of obtaining the same number of terminals as conventional products,
One side of the board mounting terminal 112L has the board mounting terminal 11b' (5, and the concave notch 20 on the opposite side has the board mounting terminal 11b' (5).
The coil lead winding portion 13b is insert-molded, and the respective board mounting portions 11a, 11b and the coil lead winding portion 13J13b are attached to the terminal plate 12 as shown in FIG.
has electrical continuity inside.
第２図において、端子板１２の上部にボビン１４が設け
られ、ボビン１４には、コイル１７が巻かれ、そのコイ
ルリード１８は、コイルリード引き出し部１３Ｃより引
き出され、かつ、コイルリード巻き付は部１３ａに巻き
付けられている。In FIG. 2, a bobbin 14 is provided on the upper part of the terminal board 12, a coil 17 is wound around the bobbin 14, and the coil lead 18 is pulled out from the coil lead pull-out part 13C, and the coil lead winding is not performed. It is wound around the portion 13a.
ボビン１４の上部にインダクタンス可変用に回転可能に
配設された、キャップ型コア１５を被せ、その全体全シ
ールドケース１θでおおうようになっている。A cap-shaped core 15 rotatably disposed for variable inductance is placed on the top of the bobbin 14, and the entire core is covered with a shield case 1θ.
また、端子板１２の上部の磁気構造にこだわらず、例え
ば、第４図に示すように、ツバ付ボビン１４ａにコイル
１７を回巻し、ネジ型コア１９でインダクタンスを可変
させるタイプの可変インダクタ等、様々なコイル製品の
端子板として応用できる。In addition, regardless of the magnetic structure of the upper part of the terminal plate 12, for example, as shown in FIG. 4, a variable inductor of a type in which a coil 17 is wound around a flanged bobbin 14a and the inductance is varied with a screw-shaped core 19, etc. It can be applied as a terminal board for various coil products.
そして、コイルリード巻付部１３は、第５図に示すよう
に基板取付用端子１１がある面の側面でなくてもよく、
同一の面に凹欠部２０を設け、コイルリード巻付部１３
を設けてもよく、要は、基板取付用端子１１とコイルリ
ード巻付部１３が分離できればよいのであり、これを他
の実施例とすることもできる。The coil lead winding portion 13 does not have to be on the side surface of the surface where the board mounting terminal 11 is located as shown in FIG.
A recessed part 20 is provided on the same surface, and the coil lead winding part 13 is
The point is that it is only necessary that the board mounting terminal 11 and the coil lead winding part 13 can be separated, and this can also be used in other embodiments.
発明の効果
以上のように本発明は、端子板側部にコイルリード巻付
部を設け、基板への半田付の時に、コイルリード巻付部
に直接熱が加わることがないようにするものであるが、
さらに次のような効果を奏する。Effects of the Invention As described above, the present invention provides a coil lead winding part on the side of the terminal board so that heat is not directly applied to the coil lead winding part during soldering to a board. Yes, but
Furthermore, the following effects are achieved.
すなわち、従来品では、基板取付用端子に直接コイルリ
ードが巻付けられていたため、基板のソリが発生すると
、直接コイルリードが引っ張られ、断線などが発生して
いたが、本発明によれば、基板取付用端子と、コイルリ
ード巻付部は、分離されているため、基板のソリによる
断線をなくすことができる。In other words, in the conventional product, the coil lead was directly wound around the board mounting terminal, so when the board warped, the coil lead was directly pulled and wire breakage occurred, but according to the present invention, Since the board mounting terminal and the coil lead winding part are separated, disconnection due to warping of the board can be eliminated.
また、基板取付用端子を切り離さず、フープ状態のまま
でも、コイルリード巻付部が分離されているため、巻配
線が可能である０In addition, since the coil lead winding part is separated, even if the board mounting terminal is not separated and left in the hoop state, winding wiring is possible.
第１図は、本発明の高周波変成器の一実施例の端子板の
斜視図、第２図は本発明の端子板を用いた高周波変成器
の完成品の一部断面斜視図、第３図は本発明の一実施例
の端子板の上面図、第４図および第６図はそれぞれ本発
明の応用例を示した高周波変成器の完成品そして他の実
施例の斜視図、第６図は従来の端子板を用いた高周波変
成器の完成品の一部断面斜視図である。
１１ｉ＆、１１ｂ・・・・・・基板取付用端子、１２・
・・・・・端子板、１３ａ、１３ｂ・・・・・・コイル
リード巻付部、１３０・・・・・・コイルリード引き出
し部、１４・・・・・・ボビン、１６・・・・・・キャ
ップ型コア、１６・・・・・・シールドケース、１４ａ
・・・・・・ソバ付ポビン、１７・川・・コイル、１８
・・・・・・コイルリード、１９・・・・・・ネジ型コ
ア、２０・・・・・・凹欠部。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第１
図
第２図
第３図
第４図FIG. 1 is a perspective view of a terminal plate of an embodiment of the high frequency transformer of the present invention, FIG. 2 is a partial cross-sectional perspective view of a completed product of the high frequency transformer using the terminal plate of the present invention, and FIG. is a top view of a terminal board according to an embodiment of the present invention, FIGS. 4 and 6 are perspective views of a completed product and another embodiment of a high frequency transformer showing an application example of the present invention, and FIG. FIG. 2 is a partially cross-sectional perspective view of a completed high-frequency transformer using a conventional terminal plate. 11i&, 11b...Terminal for board mounting, 12.
...Terminal board, 13a, 13b...Coil lead winding part, 130...Coil lead extraction part, 14...Bobbin, 16...・Cap type core, 16... Shield case, 14a
・・・Pobin with buckwheat, 17・kawa・coil, 18
......Coil lead, 19...Screw type core, 20...Concave cutout. Name of agent: Patent attorney Toshio Nakao and 1 other person No. 1
Figure 2 Figure 3 Figure 4
Claims (3)
設けてなる端子板の側面に凹欠部を設け、その凹欠部内
に、基板取付用端子と電気的に導通されるコイルのリー
ド巻付部を設け、この端子板上にコイルを巻回したボビ
ンを取付け、このコイルのコイルリードをリード巻付部
に接続してなる高周波変成器。(1) A recessed part is provided on the side surface of a terminal board made by insert molding a COM terminal and a terminal for board mounting is provided, and a lead winding of a coil that is electrically connected to the terminal for board mounting is provided in the recessed part. A high-frequency transformer is provided with a terminal plate, a bobbin with a coil wound thereon is attached to the terminal plate, and the coil lead of this coil is connected to the lead winding part.
巻付部とリードを引き出す引き出し部を設けた請求項１
記載の高周波変成器。(2) Claim 1, wherein the coil lead winding part is provided with a winding part for winding the coil lead and a drawer part for pulling out the lead.
High frequency transformer as described.
端子を増設し、もう一方の反対側の側面に凹欠部を設け
、その凹欠部内に増設した基板取付用端子と電気的に導
通のあるコイルリード巻付部を設け、基板取付端子と、
コイルリード巻付部を分離しつつ、且つ多数個所への配
線を可能とした請求項１記載の高周波変成器。(3) Add a board mounting terminal to one side where the board mounting terminal is located, and provide a recessed part on the opposite side of the other side, and connect the added board mounting terminal in the recessed part with the electrical connection. A conductive coil lead winding part is provided on the board mounting terminal and
2. The high frequency transformer according to claim 1, wherein the coil lead winding portion is separated and wiring can be made to multiple locations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63142109A JPH06103651B2 (en) | 1988-06-09 | 1988-06-09 | High frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63142109A JPH06103651B2 (en) | 1988-06-09 | 1988-06-09 | High frequency transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01310519A true JPH01310519A (en) | 1989-12-14 |
| JPH06103651B2 JPH06103651B2 (en) | 1994-12-14 |
Family
ID=15307630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63142109A Expired - Fee Related JPH06103651B2 (en) | 1988-06-09 | 1988-06-09 | High frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06103651B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4223097A1 (en) * | 1991-07-16 | 1993-01-21 | Tdk Corp | REEL COMPONENT |
| DE4235314A1 (en) * | 1992-10-20 | 1994-04-21 | Siemens Ag | Component with transformer function for assembling printed circuit boards |
| DE4290287C2 (en) * | 1991-02-06 | 1995-05-04 | Tdk Corp | Coil connection device |
| JP2019516246A (en) * | 2016-04-20 | 2019-06-13 | ヴィシェイ デール エレクトロニクス エルエルシー | Shielding inductor and manufacturing method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5621407U (en) * | 1979-07-26 | 1981-02-25 | ||
| JPS625618A (en) * | 1985-07-02 | 1987-01-12 | Matsushita Electric Ind Co Ltd | Chip inductor |
-
1988
- 1988-06-09 JP JP63142109A patent/JPH06103651B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5621407U (en) * | 1979-07-26 | 1981-02-25 | ||
| JPS625618A (en) * | 1985-07-02 | 1987-01-12 | Matsushita Electric Ind Co Ltd | Chip inductor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4290287C2 (en) * | 1991-02-06 | 1995-05-04 | Tdk Corp | Coil connection device |
| DE4223097A1 (en) * | 1991-07-16 | 1993-01-21 | Tdk Corp | REEL COMPONENT |
| DE4235314A1 (en) * | 1992-10-20 | 1994-04-21 | Siemens Ag | Component with transformer function for assembling printed circuit boards |
| JP2019516246A (en) * | 2016-04-20 | 2019-06-13 | ヴィシェイ デール エレクトロニクス エルエルシー | Shielding inductor and manufacturing method |
| US11615905B2 (en) | 2016-04-20 | 2023-03-28 | Vishay Dale Electronics, Llc | Method of making a shielded inductor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06103651B2 (en) | 1994-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |