JP2504544Y2 - Trance - Google Patents
TranceInfo
- Publication number
- JP2504544Y2 JP2504544Y2 JP3153991U JP3153991U JP2504544Y2 JP 2504544 Y2 JP2504544 Y2 JP 2504544Y2 JP 3153991 U JP3153991 U JP 3153991U JP 3153991 U JP3153991 U JP 3153991U JP 2504544 Y2 JP2504544 Y2 JP 2504544Y2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- terminal
- bobbin
- portions
- bobbin main
- 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
Landscapes
- Coils Of Transformers For General Uses (AREA)
- Insulating Of Coils (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案は、ラップトップ型やノー
ト型のパソコン、ワープロなどの電子機器のインバータ
用トランスに使用して有効なトランスに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transformer which is effectively used as an inverter transformer for electronic devices such as laptop type and notebook type personal computers and word processors.
【０００２】[0002]
【従来の技術】この種トランスの従来技術としては、実
開平１−１７６９１０号公報に記載されている技術があ
る。As a conventional art of this kind transformer, there is a technique described in the real <br/> Hei 1-176910 JP.
【０００３】この従来技術では、図４に示すごとく、隆
起部を有する台部１上に、巻線３を施したボビンの筒状
部２を設け、筒状部２の軸方向の両側からＥ字型の磁気
コア４を装着し、固定している。また、前記台部１に端
子５を設けている。In this prior art, as shown in FIG. 4, a bobbin tubular portion 2 provided with a winding 3 is provided on a pedestal portion 1 having a raised portion, and E is provided from both sides in the axial direction of the tubular portion 2. The character-shaped magnetic core 4 is attached and fixed. Further, terminals 5 are provided on the pedestal portion 1.
【０００４】[0004]
【考案が解決しようとする課題】しかし、前記従来技術
では、端子５を設けている台部１の上に、巻線３を巻回
したボビンの筒状部２や磁気コア４を搭載している。そ
の結果、台部１が必然的に厚くなり、従来技術では構造
上、トランスの厚さｈ2 が厚くなる。However, in the above-mentioned prior art, the cylindrical portion 2 of the bobbin around which the winding 3 is wound and the magnetic core 4 are mounted on the base portion 1 provided with the terminals 5. There is. As a result, the pedestal portion 1 inevitably becomes thicker, and the thickness h 2 of the transformer becomes thicker structurally in the prior art.
【０００５】ところで、近年ラップトップ型やノート型
のパソコン、ワープロなどの電子機器が盛んに開発され
ている。これらラップトップ型やノート型のパソコン・
ワープロなどで電子機器に使用される電子部品には、薄
型化、小型化が厳しく要求されている。By the way, in recent years, electronic devices such as laptop type and notebook type personal computers and word processors have been actively developed. These laptop and notebook computers
2. Description of the Related Art Electronic components used in electronic devices such as word processors are required to be thin and compact.
【０００６】本考案の第１の目的は、大幅な薄型化を図
り得るトランスを提供することにある。A first object of the present invention is to provide a transformer which can be made extremely thin.
【０００７】さらに、本考案の第２の目的は、薄型化の
外に、小型化をも図り得るトランスを提供することにあ
る。Further, a second object of the present invention is to provide a transformer which can be miniaturized in addition to being thin.
【０００８】[0008]
【課題を解決するための手段】前記第１の目的を達成す
るため、本考案では中空状の胴部を有するボビン本体の
軸方向の両側に、板状部とこの板状部の外側の端部に設
けられた肉厚部とを有するＬ字型の第１，第２の端子部
を、前記板状部の内側の端部を介して連接し、前記第
１，第２の端子部の肉厚部に端子を植接し、前記ボビン
本体の胴部の外周面にコイルを巻回し、前記ボビン本体
に第１，第２の端子部側から第１，第２の磁気コアを装
着し、固定している。In order to achieve the first object, according to the present invention, a bobbin main body having a hollow body is provided on both sides in the axial direction with a plate-shaped portion and an outer end of the plate-shaped portion. L-shaped first and second terminal portions having a thick portion provided in the portion are connected to each other through the inner end portion of the plate-shaped portion, and the first and second terminal portions of the first and second terminal portions are connected. A terminal is planted in the thick portion, a coil is wound around the outer peripheral surface of the body of the bobbin main body, and the bobbin main body is mounted with the first and second magnetic cores from the first and second terminal portions. It is fixed.
【０００９】また、前記第１の目的を達成するため、本
考案では前記ボビン本体と第１，第２の端子部とをそれ
ぞれ別体に形成し、前記ボビン本体の軸方向の両側に、
第１，第２の端子部の板状部の両側の端部を、結合手段
を介して連結している。In order to achieve the first object, according to the present invention, the bobbin main body and the first and second terminal portions are separately formed, and the bobbin main body is provided on both sides in the axial direction.
Both ends of the plate-shaped portions of the first and second terminal portions are connected to each other via a coupling means.
【００１０】さらに、前記第２の目的を達成するため、
本考案では前記第１，第２の端子部を合体させ、かつボ
ビン本体と第１，第２の磁気コアのアセンブリの軸方向
の長さより僅かに長いチャンネル型の端子部を形成する
とともに、この端子部の板状部に、コイルを巻回したボ
ビン本体と第１，第２の磁気コアとを組み立てたアセン
ブリの前記ボビン本体を、結合手段を介して結合してい
る。Further, in order to achieve the second object,
According to the present invention, the first and second terminal portions are combined together to form a channel-type terminal portion slightly longer than the axial length of the assembly of the bobbin body and the first and second magnetic cores. The bobbin main body of the assembly in which the bobbin main body around which the coil is wound and the first and second magnetic cores are assembled is coupled to the plate-shaped portion of the terminal portion through the coupling means.
【００１１】[0011]
【作用】本考案では、コイルを巻回するための胴部を有
するボビン本体の軸方向の両側に、板状部と肉厚部とを
有するＬ字型の第１，第２の端子部を連接し、前記第
１，第２の端子部の板状部の外側の端部に設けられた肉
厚部に端子を植設している。In the present invention, the L-shaped first and second terminal portions having the plate portion and the thick portion are provided on both sides in the axial direction of the bobbin main body having the body for winding the coil. The terminals are connected to each other, and the terminals are planted in the thick portions provided at the outer ends of the plate-like portions of the first and second terminal portions.
【００１２】このように、本考案では端子を植設してい
る肉厚部には、コイルを巻回しかつ第１，第２の磁気コ
アを装着するためのボビン本体を配置せず、第１，第２
の端子部の薄い板状部の内側の端部に前記ボビン本体を
連接しているので、トランス全体を大幅に薄型化するこ
とができる。As described above, in the present invention, the thick portion in which the terminal is implanted does not have the bobbin main body for winding the coil and mounting the first and second magnetic cores. , Second
Since the bobbin body is connected to the inner end of the thin plate-like portion of the terminal portion, the entire transformer can be significantly thinned.
【００１３】また、本考案では前記ボビン本体と第１，
第２の端子部とを別体に形成し、ボビン本体の軸方向の
両側に、第１，第２の端子部の板状部の内側の端部を、
結合手段を介して連結しており、この構成によっても、
トランス全体の薄型化を図ることができる。In the present invention, the bobbin body and the first and second
The second terminal portion is formed separately, and the inner ends of the plate-shaped portions of the first and second terminal portions are formed on both sides of the bobbin body in the axial direction.
They are connected via a coupling means, and this configuration also
It is possible to reduce the thickness of the entire transformer.
【００１４】さらに、本考案では端子部を、前記第１，
第２の端子部を合体させたチャンネル型に形成し、しか
も前記端子部をボビン本体と第１，第２の磁気コアのア
センブリの軸方向の長さより僅かに長い長さに形成し、
この端子部の板状部に、コイルを巻回したボビン本体と
第１，第２の磁気コアとを組み立てたアセンブリの前記
ボビン本体を、結合手段を介して結合しているので、ボ
ビン本体の軸方向の長さを短縮できる結果、前記薄型化
の外に、小型化を図ることができる。Further, in the present invention, the terminal portion is provided with the first,
The second terminal portion is formed into a combined channel type, and the terminal portion is formed to have a length slightly longer than the axial length of the assembly of the bobbin body and the first and second magnetic cores.
Since the bobbin main body of the assembly in which the bobbin main body around which the coil is wound and the first and second magnetic cores are assembled to the plate-shaped portion of the terminal portion through the coupling means, the bobbin main body As a result of being able to shorten the length in the axial direction, it is possible to reduce the size in addition to the reduction in thickness.
【００１５】[0015]
【実施例】以下、本考案の実施例を図面に基づいて説明
する。Embodiments of the present invention will be described below with reference to the drawings.
【００１６】図１〜図３は本考案の第１の実施例を示す
もので、図１は斜視図、図２は各部の組み立て前の斜視
図、図３は図１の側面図である。1 to 3 show a first embodiment of the present invention. FIG. 1 is a perspective view, FIG. 2 is a perspective view before assembling each part, and FIG. 3 is a side view of FIG.
【００１７】これらの図に示す第１の実施例では、ボビ
ン本体１１および第１，第２の端子部１７，１８を有す
るコイルボビン１０と、前記ボビン本体１１に巻回され
たコイル１６と、第１，第２の磁気コア２３，２４とを
備えて構成されている。In the first embodiment shown in these figures, a coil bobbin 10 having a bobbin main body 11 and first and second terminal portions 17, 18; a coil 16 wound around the bobbin main body 11; The first magnetic core 23 and the second magnetic core 24 are provided.
【００１８】前記ボビン本体１１と第１，第２の端子部
１７，１８とは、プラスチックにより一体に成形されて
いる。The bobbin body 11 and the first and second terminal portions 17 and 18 are integrally molded of plastic.
【００１９】前記ボビン本体１１は、中空状の胴部１２
と、これの軸方向の両端部に一体に設けられたフランジ
１３，１４とを有している。前記フランジ１３，１４に
は、それぞれ当該第１，第２の磁気コア２３，２４の中
央脚部挿通用の四角形の穴１５が形成されている。各穴
１５は、前記中空状の胴部１２の内部に連通している。The bobbin body 11 has a hollow body portion 12.
And flanges 13 and 14 that are integrally provided at both ends in the axial direction thereof. The flanges 13 and 14 are formed with square holes 15 for inserting the central leg portions of the first and second magnetic cores 23 and 24, respectively. Each hole 15 communicates with the inside of the hollow body 12.
【００２０】前記コイル１６は、ボビン本体１１の胴部
１２の外周面に巻回されている。The coil 16 is wound around the outer peripheral surface of the body 12 of the bobbin body 11.
【００２１】前記第１，第２の端子部１７，１８は、そ
れぞれ厚さの薄い板状部１９と、肉厚部２０とを有し、
ボビン本体１１の軸方向の断面が、背の低いＬ字型に形
成されている。また、第１，第２の端子部１７，１８は
前記ボビン本体１１をはさんで、このボビン本体１１の
軸方向に互いに対向させて設けられている。前記第１の
端子部１７の板状部１９の内側の端部は、ボビン本体１
１のフランジ１３の底部に連接され、また前記第２の端
子部１８の板状部１９の内側の端部は、ボビン本体１１
のフランジ１１の底部に連接されている。前記第１，第
２の端子部１７，１８の肉厚部２０は、当該板状部１９
の外側の端部に設けられている。前記ボビン本体１１の
フランジ１３と第１の端子部１７の肉厚部２０間、およ
び前記ボビン本体１１のフランジ１４と第２の端子部１
８の肉厚部２０間には、それぞれ第１，第２の磁気コア
２３，２４の長さＬ1 より僅かに長い間隔Ｌ2 が確保さ
れている。前記第１，第２の端子部１７，１８の板状部
１９の底面から当該肉厚部２０の外側面にわたって、複
数条の配線用の溝２１が形成されている。前記第１，第
２の端子部１７，１８の肉厚部２０の上面には、前記溝
２１をはさんで、複数本の端子であるピン端子２２が植
設されている。Each of the first and second terminal portions 17 and 18 has a thin plate-like portion 19 and a thick portion 20,
The axial cross section of the bobbin main body 11 is formed in a short L-shape. The first and second terminal portions 17 and 18 are provided so as to sandwich the bobbin main body 11 and face each other in the axial direction of the bobbin main body 11. The inner end of the plate-like portion 19 of the first terminal portion 17 has a bobbin body 1
1 is connected to the bottom of the flange 13, and the inner end of the plate-like portion 19 of the second terminal portion 18 is
Is connected to the bottom of the flange 11. The thick portion 20 of each of the first and second terminal portions 17 and 18 corresponds to the plate portion 19.
Is provided at the outer end of the. Between the flange 13 of the bobbin body 11 and the thick portion 20 of the first terminal portion 17, and between the flange 14 of the bobbin body 11 and the second terminal portion 1.
An interval L 2 slightly longer than the length L 1 of the first and second magnetic cores 23 and 24 is secured between the thick portions 20 of No. 8 respectively. A plurality of wiring grooves 21 for wiring are formed from the bottom surface of the plate-shaped portion 19 of the first and second terminal portions 17 and 18 to the outer surface of the thick portion 20. Pin terminals 22, which are a plurality of terminals, are planted on the upper surface of the thick portion 20 of the first and second terminal portions 17 and 18 with the groove 21 interposed therebetween.
【００２２】前記第１，第２の磁気コア２３，２４は、
フェライトにより形成されている。また、第１，第２の
磁気コア２３，２４はそれぞれ横ばり２５と、これの一
端面に並列に設けられた外側脚部２６および中央脚部２
７ならびに外側脚部２８とを有し、平面から見てＥ字型
に形成されている。前記第１，第２の磁気コア２３，２
４の中央脚部２７は、前記ボビン本体１１のフランジ１
３，１４に形成された穴１５に嵌合する形状に形成さ
れ、前記当該フランジ１３，１４に形成された穴１５を
通じてボビン本体１１の胴部１２内に差し込まれるよう
になっている。前記第１，第２の磁気コア２３，２４の
外側脚部２６，２８は、前記ボビン本体１１の胴部１２
に巻回されたコイル１６におけるボビン本体１１の軸方
向と直交する方向の両側部に配置されるようになってい
る。そして、第１，第２の磁気コア２３，２４はボビン
本体１１に装着した状態で、第１の磁気コア２３の外側
脚部２６，２８および中央脚部２７の端面と、第２の磁
気コア２４の外側脚部２６，２８および中央脚部２７の
端面とが互いに密着するように形成されている。The first and second magnetic cores 23 and 24 are
It is made of ferrite. The first and second magnetic cores 23 and 24 are respectively provided with a lateral beam 25, and an outer leg portion 26 and a central leg portion 2 provided in parallel on one end surface thereof.
7 and the outer leg portion 28, and is formed in an E-shape when viewed from above. The first and second magnetic cores 23, 2
The central leg 27 of 4 is the flange 1 of the bobbin body 11.
It is formed in a shape that fits into the holes 15 formed in the flanges 3 and 14, and is inserted into the body portion 12 of the bobbin main body 11 through the holes 15 formed in the flanges 13 and 14. The outer leg portions 26 and 28 of the first and second magnetic cores 23 and 24 are the body portion 12 of the bobbin body 11.
The coils 16 wound around the coil 16 are arranged on both sides of the coil 16 in a direction orthogonal to the axial direction of the bobbin main body 11. Then, with the first and second magnetic cores 23 and 24 mounted on the bobbin main body 11, the end faces of the outer leg portions 26 and 28 and the central leg portion 27 of the first magnetic core 23 and the second magnetic core The outer leg portions 26, 28 of 24 and the end faces of the central leg portion 27 are formed so as to be in close contact with each other.
【００２３】前記第１の実施例において、コイルボビン
１０と、第１，第２の磁気コア２３，２４とを組み立て
る場合には、コイルボビン１０のボビン本体１１の胴部
１２に線材を巻回してコイル１６を形成し、そのコイル
１６をエナメル等で固める。In the first embodiment, when the coil bobbin 10 and the first and second magnetic cores 23 and 24 are assembled, a wire is wound around the body 12 of the bobbin main body 11 of the coil bobbin 10 to form a coil. 16 is formed, and the coil 16 is hardened with enamel or the like.
【００２４】ついで、図２から分かるように、第１の磁
気コア２３をボビン本体１１のフランジ１３と第１の端
子部１７の肉厚部２０間にＥ字型に配置し、前記フラン
ジ１３に形成されている穴１５を通じて第１の磁気コア
２３の中央脚部２７をボビン本体１１の胴部１２内に差
し込み、第１の磁気コア２３の外側脚部２６，２８をコ
イル１６におけるボビン本体１１の軸方向の一半部側に
おいて、前記軸方向と直交する方向の両側に配置する。
また、第２の磁気コイル２４をボビン本体１１のフラン
ジ１４と第２の端子部１８の肉厚部２０間に逆Ｅ字型に
配置し、前記フランジ１４に形成されている穴１５を通
じて第２の磁気コア２４の中央脚部２７をボビン本体１
１の胴部１２内に差し込み、第２の磁気コア２４の外側
脚部２６，２８をコイル１６におけるボビン本体１１の
軸方向の他半部側において、前記軸方向と直交する方向
の両側に配置する。そして、フランジ１３と第１の磁気
コア２３の組、フランジ１４と第２の磁気コア２４との
組をそれぞれ接着剤で接着することにより、コイルボビ
ン１０と第１，第２の磁気コア２３，２４とを一体化さ
せる。Then, as can be seen from FIG. 2, the first magnetic core 23 is arranged in an E shape between the flange 13 of the bobbin main body 11 and the thick portion 20 of the first terminal portion 17, and the flange 13 is attached to the flange 13. The central leg portion 27 of the first magnetic core 23 is inserted into the body portion 12 of the bobbin main body 11 through the formed hole 15, and the outer leg portions 26 and 28 of the first magnetic core 23 are inserted into the bobbin main body 11 of the coil 16. On the one half side of the axial direction, they are arranged on both sides in the direction orthogonal to the axial direction.
In addition, the second magnetic coil 24 is arranged in an inverted E shape between the flange 14 of the bobbin main body 11 and the thick portion 20 of the second terminal portion 18, and the second magnetic coil 24 is formed through the hole 15 formed in the flange 14 The central leg portion 27 of the magnetic core 24 of the bobbin main body 1
1, and the outer leg portions 26 and 28 of the second magnetic core 24 are arranged on both sides of the coil 16 in the other half in the axial direction of the bobbin main body 11 in the direction orthogonal to the axial direction. To do. Then, the coil bobbin 10 and the first and second magnetic cores 23, 24 are bonded by bonding the pair of the flange 13 and the first magnetic core 23 and the pair of the flange 14 and the second magnetic core 24 respectively with an adhesive. Combine with.
【００２５】さらに、コイル１６から引き出し線を引き
出し、その引き出し線を第１，第２の端子部１７，１８
側に振り分け、第１，第２の端子部１７，１８の板状部
１９の底面から肉厚部２０の外側面にわたって形成され
た配線用の溝２１を通じてピン端子２２側に導き、当該
ピン端子２２にはんだ付けし、図１および図３に示す完
成品であるトランスとする。Further, a lead wire is drawn from the coil 16, and the lead wire is drawn to the first and second terminal portions 17 and 18.
To the pin terminal 22 side through the wiring groove 21 formed from the bottom surface of the plate-like portion 19 of the first and second terminal portions 17 and 18 to the outer surface of the thick portion 20, Soldered to No. 22 to obtain a completed transformer shown in FIGS. 1 and 3.
【００２６】この第１の実施例のトランスでは、ボビン
本体１１の軸方向の両側に、第１，第２の端子部１７，
１８を連接し、ボビン本体１１の胴部１２に線材を巻回
してコイル１６を形成し、かつ前記ボビン本体１１の軸
方向の両側から第１，第２の磁気コア２３，２４を装着
し、前記第１，第２の端子部１７，１８の外側の端部に
設けられた各肉厚部２０にピン端子２２を植設してい
る。その結果、この第１の実施例を示す図３と、端子５
が設けられている厚い台部１上に、ボビンの筒状部２と
巻線（コイル）３と磁気コア４のアセンブリを搭載した
従来技術を示す図４とを比較すると分かるように、本考
案の第１の実施例ではその構造上、コイルボビン１０と
コイル１６と第１，第２の磁気コア２３，２４のアセン
ブリの高さｈ1 を、従来技術における台部１とボビン２
と巻線３と磁気コア４のアセンブリの高さｈ2 に比べ
て、大幅に低くすることができ、大幅な薄型化を図るこ
とができる。In the transformer of the first embodiment, the bobbin main body 11 is provided on both sides in the axial direction with the first and second terminal portions 17,
18 is connected, a wire is wound around the body 12 of the bobbin main body 11 to form the coil 16, and the first and second magnetic cores 23 and 24 are attached from both sides in the axial direction of the bobbin main body 11, Pin terminals 22 are planted in the thick portions 20 provided at the outer ends of the first and second terminal portions 17, 18. As a result, FIG. 3 showing the first embodiment and the terminal 5
As can be seen by comparing FIG. 4 showing the prior art in which the assembly of the cylindrical portion 2 of the bobbin, the winding (coil) 3 and the magnetic core 4 is mounted on the thick base portion 1 provided with In the first embodiment, because of its structure, the height h 1 of the assembly of the coil bobbin 10, the coil 16, the first and second magnetic cores 23 and 24 is set to the base 1 and the bobbin 2 in the prior art.
The height h 2 of the assembly of the winding 3 and the magnetic core 4 can be significantly reduced, and the thickness can be greatly reduced.
【００２７】次に、図５および図６は本考案の第２の実
施例を示すもので、図５は各部の組み立て前の斜視図、
図６は組立てた状態の側面図である。Next, FIGS. 5 and 6 show a second embodiment of the present invention. FIG. 5 is a perspective view before assembling each part,
FIG. 6 is a side view of the assembled state.
【００２８】この第２の実施例では、ボビン本体３１と
第１，第２の端子部３９，４０とを組み立てたコイルボ
ビン３０と、ボビン本体３１に巻回されたコイル３８
と、第１，第２の磁気コア５１，５２とを備えて構成さ
れている。In the second embodiment, the coil bobbin 30 in which the bobbin main body 31 and the first and second terminal portions 39, 40 are assembled, and the coil 38 wound around the bobbin main body 31.
And first and second magnetic cores 51 and 52.
【００２９】前記ボビン本体３１と、第１の端子部３９
と、第２の端子部４０とは、プラスチックの如き合成樹
脂によりそれぞれ別体に成形されている。The bobbin body 31 and the first terminal portion 39
The second terminal portion 40 and the second terminal portion 40 are separately molded from synthetic resin such as plastic.
【００３０】前記ボビン本体３１は、中空状の胴部３２
と、これの軸方向の両端部に一体に設けられたフランジ
３３，３４とを有して構成されている。前記一方のフラ
ンジ３３には、ボビン本体３１の軸方向と直交する方向
の両端部に、第１の端子部３９の結合用の溝３５，３５
が形成されている。前記他方のフランジ３４には、ボビ
ン本体３１の軸方向と直交する方向の両端部に、第２の
端子部４０の結合用の溝３６，３６が形成されている。
また、フランジ３３，３４には当該第１，第２の磁気コ
ア５１，５２の差し込み用の穴３７が設けられている。
各穴３７は、中空状の胴部３２の内部に連通している。The bobbin body 31 has a hollow body 32.
And flanges 33 and 34 integrally provided at both ends in the axial direction thereof. Grooves 35, 35 for coupling the first terminal portion 39 are formed at both ends of the one flange 33 in the direction orthogonal to the axial direction of the bobbin main body 31.
Are formed. Grooves 36, 36 for coupling the second terminal portion 40 are formed in both ends of the other flange 34 in a direction orthogonal to the axial direction of the bobbin main body 31.
Further, the flanges 33, 34 are provided with holes 37 for inserting the first and second magnetic cores 51, 52.
Each hole 37 communicates with the inside of the hollow body 32.
【００３１】前記コイル３８は、ボビン本体３１の胴部
３２の外周面に巻回されている。The coil 38 is wound around the outer peripheral surface of the body 32 of the bobbin main body 31.
【００３２】前記第１の端子部３９は、厚さの薄い板状
部４１と、これの内側の端部に設けられた立ち上がり部
４３と、板状部４１の外側の端部に設けられた肉厚部４
７とを有している。この第１の端子部３９の立ち上がり
部４３と肉厚部４７間には、第１の磁気コア５１を配置
してこれをボビン本体３１側に差し込むための間隔が設
けられている。前記立ち上がり部４３には、ボビン本体
３１の軸方向と直交する方向の両端部に、結合用の突起
４５，４５が設けられている。この突起４５，４５は、
前記ボビン本体３１の一方のフランジ３３に形成された
結合用の溝３５，３５に嵌合する形状に形成されてい
る。この第１の端子部３９の板状部４１の底面から肉厚
部４７の外側の端面にわたって、複数条の配線用の溝４
９が形成されている。この第１の端子部３９の肉厚部４
７の上面には、前記４９をはさんで複数本のピン端子５
０が植設されている。The first terminal portion 39 is provided with a thin plate-like portion 41, a rising portion 43 provided at an inner end portion of the plate-like portion 41, and an outer end portion of the plate-like portion 41. Thick part 4
7 are provided. A space is provided between the rising portion 43 and the thick portion 47 of the first terminal portion 39 to arrange the first magnetic core 51 and insert the first magnetic core 51 into the bobbin main body 31 side. The rising portion 43 is provided with coupling protrusions 45 at both ends in a direction orthogonal to the axial direction of the bobbin main body 31. These protrusions 45, 45 are
The bobbin main body 31 is formed in a shape that fits into the coupling grooves 35, 35 formed in the one flange 33 of the bobbin main body 31. From the bottom surface of the plate portion 41 of the first terminal portion 39 to the outer end surface of the thick portion 47, a plurality of grooves 4 for wiring are provided.
9 is formed. The thick portion 4 of the first terminal portion 39
The upper surface of 7 has a plurality of pin terminals 5 with the above 49 interposed therebetween.
0 has been planted.
【００３３】一方、前記第２の端子部４０は、厚さの薄
い板状部４２と、これの内側の端部に設けられた立ち上
がり部４４と、板状部４２の外側の端部に設けられた肉
厚部４８とを有している。この第２の端子部４０の立ち
上がり部４４と肉厚部４８間には、第２の磁気コア５２
を配置してこれをボビン本体３１側に差し込むための間
隔が設けられている。前記立ち上がり部４４には、ボビ
ン本体３１の軸方向と直交する方向の両端部に、結合用
の突起４６，４６が設けられている。この突起４６，４
６は、前記ボビン本体３１の他方のフランジ３４に形成
された結合用の溝３６，３６に嵌合する形状に形成され
ている。この第２の端子部４０の板状部４２の底面から
肉厚部４８の外側の端面にわたって、複数条の配線用の
溝５０が形成されている。この第２の端子部４０の肉厚
部４８の上面には、前記溝４９をはさんで複数本のピン
端子５０が植設されている。On the other hand, the second terminal portion 40 is provided with a thin plate-like portion 42, a rising portion 44 provided at an inner end portion thereof, and an outer end portion of the plate-like portion 42. And a thickened portion 48. The second magnetic core 52 is provided between the rising portion 44 and the thick portion 48 of the second terminal portion 40.
Is provided and a space is provided for inserting this into the bobbin main body 31 side. The rising portion 44 is provided with coupling protrusions 46, 46 at both ends in a direction orthogonal to the axial direction of the bobbin main body 31. These protrusions 46, 4
6 is formed in a shape that fits into the coupling grooves 36, 36 formed in the other flange 34 of the bobbin main body 31. A plurality of wiring grooves 50 for wiring are formed from the bottom surface of the plate-shaped portion 42 of the second terminal portion 40 to the outer end surface of the thick portion 48. A plurality of pin terminals 50 are planted on the upper surface of the thick portion 48 of the second terminal portion 40 with the groove 49 interposed therebetween.
【００３４】前記第１，第２の磁気コア５１，５２は、
それぞれ横ばり５３と、これの内側の端面に並列に設け
られた外側脚部５４および中央脚部５５ならびに外側脚
部５６とを有し、平面から見てＥ字型に形成されてい
る。前記第１，第２の磁気コア５１，５２の中央脚部５
５は、ボビン本体３１の当該フランジ３３，３４に形成
された穴３７を通じてボビン本体３１の胴部３２内に差
し込むようになっている。また、第１，第２の磁気コア
５１，５２の外側脚部５６，５８は、ボビン本体３１に
第１，第２の磁気コア５１，５２が装着された状態で、
ボビン本体３１の胴部３２に巻回されたコイル３８にお
けるボビン本体３１の軸方向と直交する方向の両側に配
置されるようになっている。この第１，第２の磁気コア
５１，５２の横ばり５３は、ボビン本体３１に第１，第
２の磁気コア５１，５２が装着された状態で、ボビン本
体３１の当該フランジ３３，３４との間で第１，第２の
端子部３９，４０の立ち上がり部４３，４４をはさみ込
むようになっている。The first and second magnetic cores 51 and 52 are
Each of them has a lateral beam 53, and an outer leg portion 54, a central leg portion 55, and an outer leg portion 56, which are provided in parallel with each other on an inner end surface thereof, and are formed in an E shape when seen from a plane. Central leg portion 5 of the first and second magnetic cores 51 and 52
5 is inserted into the body portion 32 of the bobbin main body 31 through the holes 37 formed in the flanges 33 and 34 of the bobbin main body 31. Further, the outer leg portions 56, 58 of the first and second magnetic cores 51, 52 are in a state where the first and second magnetic cores 51, 52 are attached to the bobbin main body 31,
The coils 38 wound around the body 32 of the bobbin body 31 are arranged on both sides of the coil 38 in the direction orthogonal to the axial direction of the bobbin body 31. The horizontal beams 53 of the first and second magnetic cores 51 and 52 are the same as the flanges 33 and 34 of the bobbin main body 31 with the first and second magnetic cores 51 and 52 attached to the bobbin main body 31. The rising portions 43 and 44 of the first and second terminal portions 39 and 40 are sandwiched between them.
【００３５】この第２の実施例において、各部を組み立
てる場合には、ボビン本体３１の胴部３２の外周面に線
材を巻回し、コイル３８を形成したのち、ボビン本体３
１の一方のフランジ３３に形成された溝３５．３５に第
１の端子部３９の立ち上がり部４３に設けられた突起４
５，４５を嵌合させ、ボビン本体３１の他方のフランジ
３４に形成された溝３６，３６の第２の端子部４０の立
ち上がり部４４に設けられた突起４６，４６を嵌合さ
せ、ボビン本体３１と第１，第２の端子部３９，４０と
を結合するIn the second embodiment, when assembling each part, a wire is wound around the outer peripheral surface of the body 32 of the bobbin main body 31 to form the coil 38, and then the bobbin main body 3 is formed.
The protrusion 4 provided on the rising portion 43 of the first terminal portion 39 in the groove 35.35 formed in the one flange 33 of
5, 45 are fitted to each other, and the projections 46, 46 provided on the rising portion 44 of the second terminal portion 40 of the grooves 36, 36 formed on the other flange 34 of the bobbin body 31 are fitted to each other, so that the bobbin body 31 and the first and second terminal portions 39, 40 are joined together
【００３６】ついで、第１の磁気コア５１を第１の端子
部３９側にＥ字型に配置し、その中央脚部５５を一方の
フランジ３３に形成された穴３７を通じてボビン本体３
１の胴部３２内に差し込み、第１の磁気コア５１の外側
脚部５４，５６をコイル３８におけるボビン本体３１の
軸方向の一半部において、前記軸方向と直交する方向の
両側に配置し、かつフランジ３３と第１の磁気コア５１
の横ばり５３間で、第１の端子部３９の立ち上がり部４
３をはさみ付ける。また、第２の磁気コア５２を第２の
端子部４０側に逆Ｅ字型に配置し、その中央脚部５５を
他方のフランジ３４に形成された穴３７を通じてボビン
本体３１の胴部３２内に差し込み、第２の磁気コア５２
の外側脚部５４，５６をコイル３８におけるボビン本体
３１の軸方向の他半部において、前記軸方向と直交する
方向の両側に配置し、かつフランジ３４と第２の磁気コ
ア５２の横ばり５３間で、第２の端子部４０の立ち上が
り部４４をはさみ付ける。そして、フランジ３３と立ち
上がり部４３と第１の磁気コア５１の組、およびフラン
ジ３４と立ち上がり部４４と第２の磁気コア５２の組を
それぞれ接着剤により接着し、ボビン本体３０と第１，
第２の端子部３９，４０と第１，第２の磁気コア５１，
５２とを一体に連結する。Then, the first magnetic core 51 is arranged in an E shape on the side of the first terminal portion 39, and the central leg portion 55 is passed through the hole 37 formed in the one flange 33 to form the bobbin main body 3
1, and the outer leg portions 54 and 56 of the first magnetic core 51 are arranged on both sides of the coil 38 in the axial half of the bobbin main body 31 in the direction orthogonal to the axial direction. And the flange 33 and the first magnetic core 51
The rising portion 4 of the first terminal portion 39 between the horizontal beams 53 of the
Sandwich 3. In addition, the second magnetic core 52 is arranged in an inverted E shape on the side of the second terminal portion 40, and the central leg portion 55 is provided in the body portion 32 of the bobbin main body 31 through the hole 37 formed in the other flange 34. Into the second magnetic core 52
The outer leg portions 54, 56 of the coil 38 are arranged on the other half of the coil 38 in the axial direction of the bobbin main body 31 on both sides in the direction orthogonal to the axial direction, and the lateral beam 53 of the flange 34 and the second magnetic core 52 is arranged. In between, the rising portion 44 of the second terminal portion 40 is sandwiched. Then, the set of the flange 33, the rising portion 43, and the first magnetic core 51, and the set of the flange 34, the rising portion 44, and the second magnetic core 52 are bonded by an adhesive, respectively, and the bobbin main body 30 and the first
The second terminal portions 39, 40 and the first and second magnetic cores 51,
52 and 52 are integrally connected.
【００３７】なお、この第２の実施例において、コイル
３８とピン端子５０間の配線は、前記第１の実施例と同
じである。In the second embodiment, the wiring between the coil 38 and the pin terminal 50 is the same as that in the first embodiment.
【００３８】この第２の実施例では、前記第１の実施例
と同様、薄型化を図ることができる外、コイルボビン３
０を構成しているボビン本体３１と第１の端子部３９と
第２の端子部４０とを別体に形成しているので、これら
の部材の成形用の金型の設計，製作を容易に行うことが
可能となる。In the second embodiment, like the first embodiment, the coil bobbin 3 can be thinned and the coil bobbin 3 can be made thin.
Since the bobbin main body 31, the first terminal portion 39, and the second terminal portion 40, which form part 0, are formed separately, it is easy to design and manufacture a mold for molding these members. It becomes possible to do.
【００３９】ついで、図７は前記第２の実施例の変形例
を示すもので、一部分の斜視図である。Next, FIG. 7 shows a modification of the second embodiment, and is a partial perspective view.
【００４０】この図７に示す実施例では、ボビン本体３
１の一方のフランジ３３には正面から見てほぼＬ字型の
結合用の溝５７，５７が形成され、他方のフランジ３４
にも同じ形状の結合用の溝５８，５８が形成されてい
る。In the embodiment shown in FIG. 7, the bobbin main body 3
One of the flanges 33 is formed with grooves 57, 57 having a substantially L-shape when viewed from the front, and the other flange 34 is formed.
Also, coupling grooves 58, 58 having the same shape are formed.
【００４１】また、第１の端子部３９の立ち上がり部４
３には前記溝５７，５７にフィットする結合用の突起５
９，５９が設けられ、第２の端子部４０の立ち上がり部
４４には前記溝５８，５８にフィットする結合用の突起
６０，６０が設けられている。The rising portion 4 of the first terminal portion 39
3 is a protrusion 5 for coupling that fits in the grooves 57, 57.
9, 59 are provided, and the rising portion 44 of the second terminal portion 40 is provided with coupling projections 60, 60 that fit into the grooves 58, 58.
【００４２】そして、前記一方のフランジ３３に形成さ
れた溝５７，５７には第１の端子部３９の立ち上がり部
４３に設けられた突起５９，５９を嵌合させ、前記他方
のフランジ３４に形成された溝５８，５８には第２の端
子部４０の立ち上がり部４４に設けられた突起６０，６
０を嵌合させ、ボビン本体３１と第１の端子部３９と第
２の端子部４０とを結合するように構成されている。Then, the protrusions 59, 59 provided on the rising portion 43 of the first terminal portion 39 are fitted into the grooves 57, 57 formed on the one flange 33, and are formed on the other flange 34. In the formed grooves 58, 58, the protrusions 60, 6 provided on the rising portion 44 of the second terminal portion 40 are provided.
0 is fitted and the bobbin main body 31, the first terminal portion 39, and the second terminal portion 40 are joined together.
【００４３】この図７に示す実施例の他の構成および作
用については、前記図５および図６に示す第２の実施例
と同じである。The other structure and operation of the embodiment shown in FIG. 7 are the same as those of the second embodiment shown in FIGS. 5 and 6.
【００４４】さらに、図８および図９は本考案の第３の
実施例を示すもので、図８は各部の組み立て前の斜視
図、図９は組み立てた状態の側面図である。Further, FIGS. 8 and 9 show a third embodiment of the present invention. FIG. 8 is a perspective view before assembling each part, and FIG. 9 is a side view of the assembled state.
【００４５】この第３の実施例では、ボビン本体３１の
一方のフランジ３３の底部に、ボビン本体３１の軸方向
と直交する方向に間隔をおいて、結合用の脚部６１，６
１が設けられ、他方のフランジ３４の底部にも、前記脚
部６１，６１と同様の間隔をおいて、結合用の脚部６
２，６２が設けられている。In the third embodiment, the leg portions 61, 6 for connection are provided at the bottom of one flange 33 of the bobbin main body 31 at intervals in the direction orthogonal to the axial direction of the bobbin main body 31.
1 is provided on the bottom of the other flange 34 at the same spacing as the leg portions 61, 61, and the connecting leg portion 6 is provided.
2, 62 are provided.
【００４６】また、第１の端子部３９の板状部４１に
は、一方のフランジ３３が設けられた脚部６１，６１の
挿通穴６５，６５が形成されている。さらに、第２の端
子部４０の板状部４２には、他方のフランジ３４に設け
られた脚部６２，６２の挿通穴６６，６６が形成されて
いる。Further, the plate-like portion 41 of the first terminal portion 39 is formed with insertion holes 65, 65 for the leg portions 61, 61 provided with the one flange 33. Further, the plate-shaped portion 42 of the second terminal portion 40 is formed with insertion holes 66, 66 for the leg portions 62, 62 provided on the other flange 34.
【００４７】そして、この第３の実施例ではボビン本体
３１の胴部３２の外周面にコイル３８を形成したうえ
で、一方のフランジ３３に設けられた脚部６１，６１を
第１の端子部３９に形成された挿通穴６５，６５に挿通
し、第１の端子部３９の板状部４１の底面から突出した
脚部６１，６１の端部をかしめて折り曲げ、他方のフラ
ンジ３４に設けられた脚部６２，６２を第２の端子部４
０に形成された挿通穴６６，６６に挿通し、第２の端子
部４０の板状部４２の底面から突出した脚部６２，６２
の端部をかしめて折り曲げ、ボビン本体３１と第１の端
子部３９と第２の端子部４０とを連結している。In the third embodiment, the coil 38 is formed on the outer peripheral surface of the body portion 32 of the bobbin main body 31, and the leg portions 61, 61 provided on the one flange 33 are connected to the first terminal portion. The leg portions 61, 61 are inserted into the through holes 65, 65 formed in the first terminal portion 39 and project from the bottom surface of the plate-like portion 41 of the first terminal portion 39 by crimping and bending, and the other end is provided on the flange 34. 2nd terminal part 4
Leg portions 62, 62 which are inserted into the insertion holes 66, 66 formed in the No. 0 and project from the bottom surface of the plate-like portion 42 of the second terminal portion 40.
The end portion of the bobbin is crimped and bent to connect the bobbin main body 31, the first terminal portion 39, and the second terminal portion 40.
【００４８】なお、プラスチック製の脚部６１，６１お
よび６２，６２をかしめる方法としては、脚部６１，６
１および６２，６２の端部をヒータ、高周波または超音
波より軟化させてから、かしめ工具で折り曲げてもよ
い。そして、図９において前記脚部６１の折り曲げられ
た端部を符号６３で示し、前記脚部６２の折り曲げられ
た端部を符号６４で示す。The method of caulking the plastic legs 61, 61 and 62, 62 is as follows.
The end portions of 1 and 62, 62 may be softened by a heater, high frequency or ultrasonic waves, and then bent by a caulking tool. In FIG. 9, the bent end portion of the leg portion 61 is indicated by reference numeral 63, and the bent end portion of the leg portion 62 is indicated by reference numeral 64.
【００４９】ついで、前記ボビン本体３１に第１の端子
部３９側から第１の磁気コア５１を差し込み、第２の端
子部４０側から第２の磁気コア５２を差し込み、固定し
て組み立てている。Then, the first magnetic core 51 is inserted into the bobbin main body 31 from the first terminal portion 39 side, and the second magnetic core 52 is inserted from the second terminal portion 40 side, fixed and assembled. .
【００５０】この第３の実施例の他の構成および作用
は、前記第２の実施例と同様である。The other structure and operation of the third embodiment are the same as those of the second embodiment.
【００５１】次に、図１０および図１１は本考案の第４
の実施例を示すもので、図１０は各部の組み立て前の斜
視図、図１１は組み立てた状態の側面図である。Next, FIGS. 10 and 11 show a fourth embodiment of the present invention.
FIG. 10 is a perspective view before assembling each part, and FIG. 11 is a side view of the assembled state.
【００５２】この第４の実施例では、前記第３の実施例
に対して、端子部が異なっている。The fourth embodiment is different from the third embodiment in the terminal portion.
【００５３】すなわち、この第４の実施例では端子部６
７が、厚さの薄い板状部６８と、この板状部６８におけ
るボビン本体３１の軸方向の両端部に設けられた肉厚部
６９，７０とを有するチャンネル型に形成されている。
また、この端子部６７の肉厚部６９，７０間の長さＬ4
は、コイル３８が巻回されたボビン本体１１と、これの
軸方向の両側に装着された第１，第２の磁気コア５１，
５２のアセンブリの長さＬ3 よりも僅かに長く形成され
ている。前記板状部６８には、挿通穴７１，７１および
７２，７２が形成されており、挿通穴７１，７１にはボ
ビン本体３１のフランジ３３に設けられた脚部６１，６
１が挿通され、挿通穴７２，７２にはボビン本体３１の
フランジ３４に設けられた脚部６２，６２が挿通される
ようになっている。前記板状部６８の底面から肉厚部６
９，７０の外側の端面にわたって、複数条の配線用の溝
７３が形成されている。各肉厚部６９，７０の上面に
は、溝７３をはさんで複数本のピン端子５０が植設され
ている。That is, in the fourth embodiment, the terminal portion 6
7 is a channel type having a thin plate-like portion 68 and thick-walled portions 69 and 70 provided at both ends of the plate-like portion 68 in the axial direction of the bobbin main body 31.
The length L 4 between the thick portions 69 and 70 of the terminal portion 67 is
Is the bobbin main body 11 around which the coil 38 is wound, and the first and second magnetic cores 51 mounted on both sides in the axial direction of the bobbin main body 11.
It is formed slightly longer than the assembly length L 3 of 52. Through holes 71, 71 and 72, 72 are formed in the plate-like portion 68, and the through holes 71, 71 have leg portions 61, 6 provided on the flange 33 of the bobbin main body 31.
1, the leg portions 62, 62 provided on the flange 34 of the bobbin main body 31 are inserted through the insertion holes 72, 72. From the bottom surface of the plate portion 68 to the thick portion 6
A plurality of wiring grooves 73 for wiring are formed over the outer end surfaces of 9, 70. A plurality of pin terminals 50 are planted on the upper surfaces of the thick portions 69 and 70 with the groove 73 interposed therebetween.
【００５４】以上の説明からも分かるように、この第４
の実施例の端子部６７は前記第３の実施例に対して、第
１，第２の端子部３９，４０の板状部４１，４２をボビ
ン本体３１の軸方向に短縮し、かつ第１，第２の端子部
３９，４０を合体した形状に形成されている。As can be seen from the above description, this fourth
The terminal portion 67 of this embodiment is different from the third embodiment in that the plate-like portions 41 and 42 of the first and second terminal portions 39 and 40 are shortened in the axial direction of the bobbin main body 31, and , The second terminal portions 39, 40 are formed into a united shape.
【００５５】また、この第４の実施例において、各部を
組み立てる場合には、コイル３８を巻回したボビン本体
３１と第１，第２の磁気コア５１，５２とを組み立て、
そのアセンブリを端子部６７の肉厚部６９，７０間に位
置合わせし、板状部６８に形成された挿通穴７１，７１
および７２，７２にボビン本体３１の一方のフランジ３
３に設けられた脚部６１，６１、および他方のフランジ
３４に設けられた脚部６２，６２を挿通し、前記第３の
実施例と同様、これらの脚部６１，６１および６２，６
２を板状部６８の底面側でかしめて折り曲げ、前記コイ
ル３８を巻回したボビン本体３１と第１，第２の磁気コ
ア５１，５２のアセンブリと、端子部６７とを結合し、
一体化する。この第４の実施例においても、脚部６１を
かしめて折り曲げた部分を符号６３で示し、脚部６２を
かしめて折り曲げた部分を符号６４で示す。In the fourth embodiment, when assembling the respective parts, the bobbin main body 31 around which the coil 38 is wound and the first and second magnetic cores 51 and 52 are assembled.
The assembly is aligned between the thick portions 69 and 70 of the terminal portion 67, and the insertion holes 71 and 71 formed in the plate-like portion 68.
And one of the flanges 3 of the bobbin main body 31 on 72 and 72.
3 and the leg portions 62, 62 provided on the other flange 34 are inserted through these leg portions 61, 61 and 62, 6 as in the third embodiment.
2 is crimped and bent at the bottom surface side of the plate-like portion 68, the bobbin main body 31 around which the coil 38 is wound, the assembly of the first and second magnetic cores 51 and 52, and the terminal portion 67 are coupled,
Unify. Also in the fourth embodiment, the portion where the leg portion 61 is crimped and bent is indicated by the reference numeral 63, and the portion where the leg portion 62 is crimped and bent is indicated by the reference numeral 64.
【００５６】この第４の実施例では、前記第３の実施例
と同様、薄型化、金型の設計，製作の容易化を図ること
ができる外、ボビン本体３１の軸方向の長さを短縮し、
小型化を図ることが可能である。In the fourth embodiment, similar to the third embodiment, it is possible to reduce the thickness, facilitate the design and manufacture of the mold, and shorten the axial length of the bobbin main body 31. Then
It is possible to reduce the size.
【００５７】なお、この第４の実施例の他の構成および
作用は、前記第３の実施例と同様である。The other structure and operation of the fourth embodiment are the same as those of the third embodiment.
【００５８】ついで、図１２および図１３は本考案の第
５の実施例を示すもので、図１２は各部の組み立て前の
斜視図、図１３は組み立てた状態の側面図である。12 and 13 show a fifth embodiment of the present invention. FIG. 12 is a perspective view before assembling each part, and FIG. 13 is a side view in the assembled state.
【００５９】この第５の実施例では、前記第３の実施例
に対して、ボビン本体３１のフランジの形状と、ボビン
本体３１と第１，第２の端子部３９，４０の結合手段が
異なっている。The fifth embodiment differs from the third embodiment in the shape of the flange of the bobbin main body 31 and the connecting means of the bobbin main body 31 and the first and second terminal portions 39, 40. ing.
【００６０】つまり、この第５の実施例ではボビン本体
３１の胴部３２の軸方向の両側部に、Ｌ字型に形成され
たフランジ７５，７６が一体に設けられている。That is, in this fifth embodiment, L-shaped flanges 75 and 76 are integrally provided on both axial sides of the body 32 of the bobbin main body 31.
【００６１】一方のフランジ７５の底部には互いに間隔
をおいて結合用のピン７７，７７が設けられ、他方のフ
ランジ７６の底部には互いに間隔をおいて結合用のピン
７８，７８が設けられている。Coupling pins 77, 77 are provided at the bottom of one flange 75 at a distance from each other, and coupling pins 78, 78 are provided at a bottom of the other flange 76 at a distance from each other. ing.
【００６２】一方、第１の端子部３９の板状部４１には
前記ピン７７，７７の挿通穴８１，８１が形成され、第
２の端子部４０の板状部４２には前記ピン７８，７８の
挿通穴８２，８２が形成されている。On the other hand, the plate-like portion 41 of the first terminal portion 39 is formed with insertion holes 81, 81 for the pins 77, 77, and the plate-like portion 42 of the second terminal portion 40 is formed with the pins 78, 81. 78 insertion holes 82, 82 are formed.
【００６３】この第５の実施例において、各部を組み立
てる場合には、前記第３の実施例と同様、ボビン本体３
１の胴部３２の外周面にコイル３８を巻回したうえで、
第１の端子部３９の板状部４１に形成された挿通穴８
１，８１には一方のフランジ７５に設けられたピン７
７，７７を合わせ、また第２の端子部４０の板状部４２
に形成された挿通穴８２，８２には他方のフランジ７６
に設けられたピン７８，７８を合わせて挿通し、第１の
端子部３９の板状部４１の底面側でピン７７，７７の端
部を大径にかしめ、第２の端子部４０の板状部４２の底
面側でピン７８，７８の端部を大径にかしめて結合す
る。なお、ピン７７のかしめられた部分を符号７９で示
し、ピン７８のかしめられた部分を符号８０で示す。In the fifth embodiment, when assembling the respective parts, the bobbin main body 3 is the same as in the third embodiment.
After winding the coil 38 around the outer peripheral surface of the body 32 of 1,
Insertion hole 8 formed in plate-like portion 41 of first terminal portion 39
1, 81 has a pin 7 provided on one flange 75.
7, 77 are joined together, and the plate-like portion 42 of the second terminal portion 40
The other flange 76 is inserted in the insertion holes 82, 82 formed in
The pins 78, 78 provided on the first terminal portion 39 are inserted together, and the end portions of the pins 77, 77 are caulked to a large diameter on the bottom surface side of the plate-like portion 41 of the first terminal portion 39 to form a plate for the second terminal portion 40. The ends of the pins 78, 78 are caulked to a large diameter on the bottom surface side of the shaped portion 42 to join them. The swaged portion of the pin 77 is indicated by the reference numeral 79, and the swaged portion of the pin 78 is indicated by the reference numeral 80.
【００６４】ついで、一方のフランジ７５と第１の端子
部３９の肉厚部４７側からボビン本体３１の胴部３２内
に第１の磁気コア５１を差し込み、他方のフランジ７６
と第２の端子部４０の肉厚部４７側からボビン本体３１
の胴部３２内に第２の磁気コア５２を差し込み、それぞ
れ接着して固定する。Then, the first magnetic core 51 is inserted into the body portion 32 of the bobbin main body 31 from one flange 75 and the thick portion 47 side of the first terminal portion 39, and the other flange 76.
And the bobbin main body 31 from the thick portion 47 side of the second terminal portion 40.
The second magnetic cores 52 are inserted into the body 32 of each of them, and are bonded and fixed.
【００６５】なお、この第５の実施例の他の構成，作用
は前記第３の実施例と同様である。The other construction and operation of the fifth embodiment are the same as those of the third embodiment.
【００６６】また、この第５の実施例において、前記第
４の実施例と同様、第１，第２の端子部３９，４０の板
状部４１，４２の長さを短縮し、かつ合体して、チャン
ネル型の端子部としてもよい。Further, in the fifth embodiment, as in the fourth embodiment, the lengths of the plate-like portions 41, 42 of the first and second terminal portions 39, 40 are shortened and combined. And may be a channel-type terminal portion.
【００６７】さらに、この第５の実施例において、結合
用のピン７７，７７および７８，７８に代えて、端子部
の板状部の底面側からフランジ７５，７６に止めねじを
ねじ込み、ボビン本体と３１と端子部とを結合するよう
にしてもよい。Further, in the fifth embodiment, instead of the connecting pins 77, 77 and 78, 78, a set screw is screwed into the flanges 75, 76 from the bottom surface side of the plate-like portion of the terminal portion, and the bobbin main body. 31 and the terminal portion may be connected.
【００６８】しかも、ボビン本体と第１，第２の端子
部、およびコイルを巻回したボビン本体と第１，第２の
磁気コアのアセンブリと、第１，第２の端子部やチャン
ネル型の端子部との結合手段は、前記第２〜第５の実施
例に示したものに限らず、結合すべき部材を強固に結合
できる構造であればよい。Moreover, the bobbin body and the first and second terminal portions, the assembly of the bobbin body wound with the coil and the first and second magnetic cores, the first and second terminal portions and the channel type The connecting means with the terminal portion is not limited to those shown in the second to fifth embodiments, and any structure that can firmly connect the members to be connected together may be used.
【００６９】[0069]
【考案の効果】本考案の請求項１記載の考案では、コイ
ルを巻回するための胴部を有するボビン本体の軸方向の
両側に、板状部と肉厚部とを有するＬ字型の第１，第２
の端子部を連接し、前記第１，第２の端子部の板状部の
外側の端部に設けられた肉厚部に端子を植設し、第１，
第２の端子部の薄い板状部の内側の端部に前記ボビン本
体を連接しているので、トランス全体を大幅に薄型化し
得る効果があり、ラップトップ型やノート型のパソコ
ン、ワープロなどのインバータ用トランスとして使用し
有効である。According to the first aspect of the present invention, an L-shaped body having a plate portion and a thick portion is formed on both axial sides of a bobbin main body having a body for winding a coil. First and second
Of the first and second terminal portions are connected to each other, and the terminals are planted in the thick portions provided at the outer ends of the plate-shaped portions of the first and second terminal portions.
Since the bobbin main body is connected to the inner end of the thin plate-like portion of the second terminal portion, there is an effect that the entire transformer can be significantly thinned, and it can be used in laptop type or notebook type personal computers, word processors, etc. Effectively used as an inverter transformer.
【００７０】また、本考案の請求項２記載の考案では、
前記ボビン本体と第１，第２の端子部とを別体に形成
し、ボビン本体の軸方向の両側に、第１，第２の端子部
の板状部の内側の端部を、結合手段を介して連結してお
り、この構成によっても、トランス全体の薄型化を図り
得る効果がある。According to the second aspect of the present invention,
The bobbin body and the first and second terminal portions are separately formed, and the inner end portions of the plate-like portions of the first and second terminal portions are connected to both sides in the axial direction of the bobbin body. This is also effective in reducing the thickness of the entire transformer.
【００７１】さらに、本考案の請求項３記載の考案で
は、端子部を前記第１，第２の端子部を合体させたチャ
ンネル型に形成し、しかも前記端子部をボビン本体と第
１，第２の磁気コアのアセンブリの軸方向の長さより僅
かに長い長さに形成し、この端子部の板状部に、コイル
を巻回したボビン本体と第１，第２の磁気コアとを組み
立てたアセンブリの前記ボビン本体を、結合手段を介し
て結合しているので、ボビン本体の軸方向の長さを短縮
できる結果、薄型化を図り得る外に、小型化をも図り得
る効果がある。Further, in the invention according to claim 3 of the present invention, the terminal portion is formed into a channel type in which the first and second terminal portions are united, and the terminal portion is formed on the bobbin main body and the first and second terminals. The second magnetic core was formed to have a length slightly longer than the axial length of the assembly, and the bobbin main body around which the coil was wound and the first and second magnetic cores were assembled to the plate-like portion of the terminal portion. Since the bobbin main body of the assembly is connected via the connecting means, the axial length of the bobbin main body can be shortened, and as a result, not only the thickness can be reduced, but also the size can be reduced.
【図１】本考案の第１の実施例の斜視図である。FIG. 1 is a perspective view of a first embodiment of the present invention.
【図２】本考案の第１の実施例における各部の組み立て
前の斜視図である。FIG. 2 is a perspective view of the respective parts in the first embodiment of the present invention before assembling.
【図３】本考案の第１の実施例の側面図である。FIG. 3 is a side view of the first embodiment of the present invention.
【図４】図３に対応させて示した従来技術の縦断面図で
ある。FIG. 4 is a longitudinal sectional view of a conventional technique shown in correspondence with FIG.
【図５】本考案の第２の実施例における各部の組み立て
前の斜視図である。FIG. 5 is a perspective view of each part of the second embodiment of the present invention before assembling.
【図６】本考案の第２の実施例における各部を組み立て
た状態の側面図である。FIG. 6 is a side view showing the assembled state of each part in the second embodiment of the present invention.
【図７】本考案の第２の実施例の変形例を示すもので、
一部分の斜視図である。FIG. 7 shows a modification of the second embodiment of the present invention,
It is a one part perspective view.
【図８】本考案の第３の実施例における各部の組み立て
前の斜視図である。FIG. 8 is a perspective view of each part of the third embodiment of the present invention before assembling.
【図９】本考案の第３の実施例における各部を組み立て
た状態の側面図である。FIG. 9 is a side view showing the assembled state of each part in the third embodiment of the present invention.
【図１０】本考案の第４の実施例における各部の組み立
て前の斜視図である。FIG. 10 is a perspective view of the respective parts of the fourth embodiment of the present invention before assembling.
【図１１】本考案の第４の実施例における各部を組み立
てた状態の側面図である。FIG. 11 is a side view of the assembled parts of the fourth embodiment of the present invention.
【図１２】本考案の第５の実施例における各部の組み立
て前の斜視図である。FIG. 12 is a perspective view of each part of the fifth embodiment of the present invention before assembling.
【図１３】本考案の第５の実施例における各部を組み立
てた状態の側面図である。FIG. 13 is a side view showing a state in which parts of the fifth embodiment of the present invention are assembled.
１０ コイルボビン １１ ボビン本体 １２ ボビン本体の胴部 １３，１４ ボビン本体のフランジ １６ コイル １７，１８ 第１，第２の端子部 １９ 第１，第２の端子部の板状部 ２０ 第１，第２の端子部の肉厚部 ２２ 端子であるピン端子 ２３，２４ 第１，第２の磁気コア ３０ コイルボビン ３１ ボビン本体 ３２ ボビン本体の胴部 ３３，３４ ボビン本体のフランジ ３５，３６ 結合用の溝 ３８ コイル ３９，４０ 第１，第２の端子部 ４１，４２ 第１，第２の端子部の板状部 ４５，４６ 結合用の突起 ４７，４８ 第１，第２の端子部の肉厚部 ５０ ピン端子 ５１，５２ 第１，第２の磁気コア ５７，５８ 結合用の溝 ５９，６０ 結合用の突起 ６１，６２ 結合用の脚部 ６３，６４ 結合用の脚部のかしめられた部分 ６５，６６ 結合用の脚部の挿通穴 ６７ チャンネル型の端子部 ６８ 端子部の板状部 ６９，７０ 端子部の肉厚部 ７１，７２ 結合用の脚部の挿通穴 ７５，７６ ボビン本体のフランジ ７７，７８ 結合用のピン ７９，８０ 結合用のピンのかしめられた部分 ８１，８２ 結合用のピンの挿通穴 DESCRIPTION OF SYMBOLS 10 coil bobbin 11 bobbin main body 12 body part of bobbin main body 13,14 flange of bobbin main body 16 coil 17,18 first and second terminal part 19 plate-shaped part of first and second terminal part 20 first and second Thick part of the terminal part 22 Pin terminal which is a terminal 23, 24 First and second magnetic core 30 Coil bobbin 31 Bobbin body 32 Bobbin body barrel 33, 34 Bobbin body flange 35, 36 Groove for coupling 38 Coil 39,40 First and second terminal portions 41,42 Plate-shaped portions of first and second terminal portions 45,46 Coupling protrusions 47,48 Thick portions 50 of first and second terminal portions 50 Pin terminals 51, 52 First and second magnetic cores 57, 58 Coupling grooves 59, 60 Coupling projections 61, 62 Coupling legs 63, 64 Crimped portions of coupling legs 65, 66 Legs for connection Insertion hole 67 Channel type terminal part 68 Plate part of terminal part 69,70 Thick part 71,72 Terminal part insertion hole 75,76 Bobbin body flange 77,78 Connection pin 79 , 80 Crimped part of connecting pin 81, 82 Insertion hole of connecting pin
Claims (3)
向の両側に、板状部と前記板状部の外側の端部に設けら
れた肉厚部とを有するＬ字型の第１，第２の端子部を、
前記板状部の内側の端部を介して連接し、前記第１，第
２の端子部の肉厚部に端子を植設し、前記ボビン本体の
胴部の外周面にコイルを巻回し、前記ボビン本体に第
１，第２の端子部側から第１，第２の磁気コアを装着し
て固定したことを特徴とするトランス。1. A on both sides in the axial direction of the bobbin body having a hollow body portion, the first L-shaped having a thick portion provided at the outer end of the plate portion and the plate-like portion , The second terminal part,
Connected via the inner end of the plate-like portion, implanting terminals in the thick portions of the first and second terminal portions, winding a coil around the outer peripheral surface of the body of the bobbin body, A transformer characterized in that first and second magnetic cores are attached and fixed to the bobbin main body from the first and second terminal portion sides.
をそれぞれ別体に形成し、前記ボビン本体の軸方向の両
側に、第１，第２の端子部の板状部の両側の端部を、結
合手段を介して連結したことを特徴とする請求項１記載
のトランス。2. The bobbin main body and the first and second terminal portions are separately formed, and both sides of the plate-shaped portions of the first and second terminal portions are provided on both sides in the axial direction of the bobbin main body. The transformer according to claim 1, wherein the end portions of the transformer are connected via a coupling means.
つボビン本体と第１，第２の磁気コアのアセンブリの軸
方向の長さより僅かに長いチャンネル型の端子部を形成
するとともに、この端子部の板状部に、コイルを巻回し
たボビン本体と第１，第２の磁気コアとを組み立てたア
センブリの前記ボビン本体を、結合手段を介して結合し
たことを特徴とする請求項１記載のシランス。3. A channel-type terminal portion that is formed by combining the first and second terminal portions and is slightly longer than the axial length of the assembly of the bobbin body and the first and second magnetic cores. The bobbin main body of an assembly in which a bobbin main body around which a coil is wound and the first and second magnetic cores are assembled to the plate-shaped portion of the terminal portion through a coupling means. Clause 1 according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3153991U JP2504544Y2 (en) | 1991-04-08 | 1991-04-08 | Trance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3153991U JP2504544Y2 (en) | 1991-04-08 | 1991-04-08 | Trance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04120217U JPH04120217U (en) | 1992-10-27 |
| JP2504544Y2 true JP2504544Y2 (en) | 1996-07-10 |
Family
ID=31914770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3153991U Expired - Fee Related JP2504544Y2 (en) | 1991-04-08 | 1991-04-08 | Trance |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2504544Y2 (en) |
-
1991
- 1991-04-08 JP JP3153991U patent/JP2504544Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04120217U (en) | 1992-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6774755B2 (en) | Choke coil | |
| JPH077123U (en) | High current choke coil | |
| JPS5853112U (en) | Trance | |
| JPS6032736Y2 (en) | Terminal plate tower-mounted transformer | |
| JP2504544Y2 (en) | Trance | |
| JP3009883B1 (en) | choke coil | |
| JPH0817660A (en) | Thin type transformer | |
| KR20150139851A (en) | Circuit board magnetic component with integrated ground structure and methods for manufacture | |
| JP3054397U (en) | Coil bobbin, transformer case and transformer | |
| CN220914026U (en) | Special-shaped flat coil inductor | |
| JPH1197259A (en) | Thin coil component | |
| JPH0246018Y2 (en) | ||
| JP3865796B2 (en) | Inverter transformer | |
| JP3413615B2 (en) | Electrical component | |
| JPH0373408U (en) | ||
| JPH0440256Y2 (en) | ||
| JPS61185906A (en) | Chip inductor | |
| JPH0754975Y2 (en) | Small transformer | |
| JP2528340B2 (en) | Small winding parts | |
| JPH08172017A (en) | Thin transformer | |
| JP2567355Y2 (en) | Magnetic head | |
| JP3049520U (en) | Small transformer pedestal | |
| JPH10106846A (en) | Small-sized winding parts | |
| JP2607663Y2 (en) | Detection coil for proximity switch | |
| JPS61153312U (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |