JPH06302437A - Power coil component - Google Patents
Power coil componentInfo
- Publication number
- JPH06302437A JPH06302437A JP5085944A JP8594493A JPH06302437A JP H06302437 A JPH06302437 A JP H06302437A JP 5085944 A JP5085944 A JP 5085944A JP 8594493 A JP8594493 A JP 8594493A JP H06302437 A JPH06302437 A JP H06302437A
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- conductor piece
- piece
- magnetic core
- winding
- 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
Landscapes
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
(57)【要約】
【目的】 この発明は、機械組立が可能で、かつ、安価
な電力用コイル部品を得ることを目的とする。
【構成】 導体片１０は銅板をコの字状に折り曲げ、さ
らにその先端部を外側の折り曲げて作製されている。ま
た、渡し導体１２が銅板をＳ字状にプレス等により打ち
抜いて作製されている。コの字状の導体片１０は環状の
磁性体コア１を取り囲んで所定間隔に複数並設されてい
る。そして、渡し導体１２がその先端部を導体片１０の
接合片１０ａ上に位置するように上方から載置され、溶
接、はんだ等により導体片１０と渡し導体１２とが接合
されている。この時、渡し導体１２は、隣接する導体片
１０において、その一側の一端部と他側の他端部とを接
続して巻線を構成している。
(57) [Summary] [Object] An object of the present invention is to obtain a coil component for electric power which can be mechanically assembled and is inexpensive. [Construction] The conductor piece 10 is produced by bending a copper plate into a U-shape and further bending the tip end thereof outward. Further, the transfer conductor 12 is manufactured by stamping a copper plate into an S shape by a press or the like. A plurality of U-shaped conductor pieces 10 are arranged side by side at a predetermined interval so as to surround the annular magnetic core 1. Then, the transfer conductor 12 is placed from above so that its tip portion is located on the joining piece 10a of the conductor piece 10, and the conductor piece 10 and the passing conductor 12 are joined by welding, soldering or the like. At this time, the passing conductor 12 forms a winding by connecting one end of one side and the other end of the other side of the adjacent conductor piece 10.
Description
【０００１】[0001]
【産業上の利用分野】この発明は、磁性体コアにコイル
を巻回してなるインダクタ、あるいは該インダクタを備
えたチョークコイル、トランス等の電力用コイル部品に
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inductor formed by winding a coil around a magnetic core, or a power coil component such as a choke coil or a transformer having the inductor.
【０００２】[0002]
【従来の技術】図９は従来のインダクタの一例を示す斜
視図であり、図において１は環状の磁性体コア、２は磁
性コア体１に巻回された銅線からなる巻線である。2. Description of the Related Art FIG. 9 is a perspective view showing an example of a conventional inductor, in which 1 is an annular magnetic core and 2 is a winding made of a copper wire wound around a magnetic core 1.
【０００３】この従来のインダクタは、環状の磁性体コ
ア１に巻線２を手作業で巻回して作製され、等価的に図
１０に示すコモンモードチョークコイルとして機能す
る。This conventional inductor is manufactured by manually winding a winding 2 around an annular magnetic core 1 and equivalently functions as a common mode choke coil shown in FIG.
【０００４】また、図１１は従来のインダクタの他の例
を示す分解斜視図であり、図において３は銅材からなる
コの字状の導体、４はプリント基板、５はプリント基板
４の裏面側に貼付けられた銅箔を加工して形成されたプ
リント導体、６はプリント導体５の端部に穿設された接
続孔である。FIG. 11 is an exploded perspective view showing another example of a conventional inductor. In the figure, 3 is a U-shaped conductor made of a copper material, 4 is a printed circuit board, 5 is a back surface of the printed circuit board 4. A printed conductor formed by processing a copper foil attached to the side, 6 is a connection hole formed at the end of the printed conductor 5.
【０００５】この従来のインダクタを組み立てるには、
まず、プリント基板４上に磁性体コア１を配置する。そ
して、導体３を上方から磁性体コア１をまたいでその先
端部を接続孔６に挿入する。ついで、プリント基板４の
裏面側で導体３の先端部とプリント導体５とをはんだ接
合している。そこで、導体３とプリント導体５とにより
磁性コア１を巻回するコイルが構成され、図９で示した
従来のインダクタと同様に、図１０に示すコモンモード
チョークコイルとして機能する。To assemble this conventional inductor,
First, the magnetic core 1 is arranged on the printed board 4. Then, the conductor 3 is inserted from above into the connection hole 6 while straddling the magnetic core 1. Then, the front end of the conductor 3 and the printed conductor 5 are soldered to each other on the back surface side of the printed circuit board 4. Therefore, the conductor 3 and the printed conductor 5 form a coil around which the magnetic core 1 is wound, and function as the common mode choke coil shown in FIG. 10 similarly to the conventional inductor shown in FIG.
【０００６】しかし、図９で示した従来のインダクタで
は、例えば５０Ａ以上の大電流を流す場合、巻線２の直
径が４ｍｍ以上となり、手作業による巻線作業が困難と
なるという欠点あった。また、図１１で示した従来のイ
ンダクタでは、プリント導体５の銅箔の厚みの制約上、
例えば５０Ａ以上の大電流を流すことができないという
課題があった。However, the conventional inductor shown in FIG. 9 has a drawback in that when a large current of, for example, 50 A or more is passed, the diameter of the winding wire 2 becomes 4 mm or more, which makes manual winding work difficult. Further, in the conventional inductor shown in FIG. 11, due to the restriction of the thickness of the copper foil of the printed conductor 5,
For example, there has been a problem that a large current of 50 A or more cannot flow.
【０００７】その改善策として、本出願人は積層コイル
方式のコイル部品（特開平２−１０１７１５号公報）を
先に提案している。As an improvement measure, the present applicant has previously proposed a laminated coil type coil component (Japanese Patent Laid-Open No. 2-101715).
【０００８】図１２は例えば特開平２−１０１７１５号
公報に記載された従来のインダクタを示す分解斜視図で
あり、図において７ａ〜７ｍはフェライト薄板、８ａ〜
８ｍはフェライト薄板７ａ〜７ｍのそれぞれに形成され
た１ターンの印刷導体コイル、９ａ〜９ｎはフェライト
薄板７ａ〜７ｍのそれぞれに形成された溝部に印刷導体
コイル８ａ〜８ｍの端部が引き出されてなる端部電極で
ある。ここで、ｎ＝ｍ＋１である。FIG. 12 is an exploded perspective view showing a conventional inductor disclosed in, for example, Japanese Patent Laid-Open No. 2-101715, in which 7a to 7m are ferrite thin plates and 8a to 8m.
8m is a one-turn printed conductor coil formed on each of the ferrite thin plates 7a to 7m, and 9a to 9n is an end of the printed conductor coil 8a to 8m drawn into a groove formed on each of the ferrite thin plates 7a to 7m. Is an end electrode. Here, n = m + 1.
【０００９】この従来のインダクタを組み立てるには、
まず、それぞれに１ターンの印刷導体コイル８ａ〜８ｍ
が形成されたフェライト薄板７ａ〜７ｍを、各端部電極
９ａ〜９ｎの位置が一致するように重ね合わせる。そし
て、溝部にはんだを流し込んで上下の端部電極９ｂ〜９
ｍ同士を短絡している。そこで、印刷導体コイル８ａと
印刷導体コイル８ｂとが端部電極９ｂで接続され、印刷
導体コイル８ｂと印刷導体コイル８ｃとが端部電極９ｃ
で接続されて、印刷導体コイル８ａ〜８ｍが端部電極９
ｂ〜９ｍで順次接続されて、ｍターンのコイルが形成さ
れる。To assemble this conventional inductor,
First, printed conductor coils 8a to 8m each having one turn
The ferrite thin plates 7a to 7m formed with are laminated so that the positions of the end electrodes 9a to 9n coincide with each other. Then, the solder is poured into the groove portions to form the upper and lower end electrodes 9b to 9b.
m is short-circuited with each other. Therefore, the printed conductor coil 8a and the printed conductor coil 8b are connected by the end electrode 9b, and the printed conductor coil 8b and the printed conductor coil 8c are connected to the end electrode 9c.
And the printed conductor coils 8a to 8m are connected to each other by the end electrodes 9
The coils are sequentially connected at b to 9 m to form an m-turn coil.
【００１０】[0010]
【発明が解決しようとする課題】図９で示す従来のイン
ダクタでは、巻線２を手作業で磁性体コア１に巻回して
いるので、大電流を流す場合には巻線２の径が太くな
り、巻線作業が困難となり、一方、図１１で示す従来の
インダクタでは、プリント導体５の厚みの制約があり、
共に大電力用に適用できないという課題があった。In the conventional inductor shown in FIG. 9, since the winding 2 is manually wound around the magnetic core 1, the diameter of the winding 2 becomes large when a large current is passed. Therefore, the winding work becomes difficult. On the other hand, in the conventional inductor shown in FIG. 11, there is a restriction on the thickness of the printed conductor 5,
Both have a problem that they cannot be applied for high power.
【００１１】また、図１２で示す従来のインダクタで
は、大電流を流すことができるものの、製造コストが上
昇するという課題があった。In the conventional inductor shown in FIG. 12, a large current can be passed, but the manufacturing cost is increased.
【００１２】この発明は、上記のような課題を解決する
ためになされたもので、機械組立が可能で、かつ、安価
な大電力用のコイル部品を得ることを目的とする。The present invention has been made in order to solve the above problems, and an object thereof is to obtain a coil component for high power, which can be mechanically assembled and is inexpensive.
【００１３】[0013]
【課題を解決するための手段】この発明の第１の発明
は、巻線を磁性体コアに複数回巻回してなる電力用コイ
ル部品において、巻線は、磁性体コアを取り囲むように
所定間隔をもって磁性体コアの長さ方向に複数並設され
た両端を有する曲折形の導体片と、両端部を磁性体コア
の外側を通って隣接する導体片の一側の導体片の一端部
と他側の導体片の他端部とにそれぞれ接合された渡し導
体とで構成されているものである。According to a first aspect of the present invention, in a coil component for electric power, which is formed by winding a winding on a magnetic core a plurality of times, the winding has a predetermined interval so as to surround the magnetic core. And a bent conductor piece having a plurality of ends arranged side by side in the longitudinal direction of the magnetic core, and one end of the conductor piece on one side of the conductor piece that is adjacent to the conductor piece with both ends passing outside the magnetic core. The other side of the conductor piece on the side and the transfer conductor joined to each other.
【００１４】また、この発明の第２の発明は、巻線を磁
性体コアに複数回巻回してなる電力用コイル部品におい
て、巻線は、磁性体コアを取り囲むように所定間隔をも
って磁性体コアの長さ方向に複数並設された両端を有す
る曲折形の導体片と、両端部を磁性体コアの外側を通っ
て隣接する導体片の一側の導体片の一端部と他側の導体
片の他端部とにそれぞれ接合された渡し導体とで構成さ
れ、導体片および渡し導体の少なくとも一方は絶縁板に
並列に支持されているものである。A second aspect of the present invention is a power coil component in which a winding is wound around a magnetic core a plurality of times, and the winding has a predetermined interval so as to surround the magnetic core. , A bent conductor piece having a plurality of ends arranged in parallel in the length direction of the conductor piece, and one end of the conductor piece on one side and the conductor piece on the other side of the conductor piece that are adjacent to each other with both ends passing outside the magnetic core. Of the conductor and the other end of the conductor, and at least one of the conductor piece and the conductor is supported in parallel by the insulating plate.
【００１５】また、この発明の第３の発明は、巻線を磁
性体コアに複数回巻回してなる電力用コイル部品におい
て、巻線は、磁性体コアを取り囲むように所定間隔をも
って磁性体コアの長さ方向に複数並設された両端を有す
る曲折形の導体片と、両端部を磁性体コアの外側を通っ
て隣接する導体片の一側の導体片の一端部と他側の導体
片の他端部とにそれぞれ接合された渡し導体とで構成さ
れ、導体片および渡し導体の少なくとも一方は複数本毎
に絶縁板に並列に支持されているものである。A third aspect of the present invention is a power coil component in which a winding is wound around a magnetic core a plurality of times, wherein the winding surrounds the magnetic core at a predetermined interval. , A bent conductor piece having a plurality of ends arranged in parallel in the length direction of the conductor piece, and one end of the conductor piece on one side and the conductor piece on the other side of the conductor piece that are adjacent to each other with both ends passing outside the magnetic core. Of the conductor piece and at least one of the conductor pieces are supported in parallel on the insulating plate for every plurality of conductor pieces.
【００１６】[0016]
【作用】この発明の第１の発明においては、両端を有す
る曲折形の導体片を磁性体コアを取り囲むように所定間
隔をもって磁性体コアの長さ方向に複数並設し、渡し導
体の両端部を磁性体コアの外側を通って隣接する導体片
の一側の導体片の一端部と他側の導体片の他端部とにそ
れぞれ接合して、導体片と渡し導体とにより磁性体コア
を巻回しているので、巻線の巻加工の機械化が実現でき
る。さらに、巻線を構成する導体片および渡し導体はあ
らかじめ作製されており、それらの板厚あるいは径は巻
線の巻き加工に影響することがなく、厚板化あるいは大
径化が可能となり、大電流を流すことができる。According to the first aspect of the present invention, a plurality of bent conductor pieces having both ends are arranged side by side in the longitudinal direction of the magnetic core at a predetermined interval so as to surround the magnetic core. Is joined to one end of the conductor piece on one side of the adjacent conductor piece passing through the outside of the magnetic core and the other end of the conductor piece on the other side, and the magnetic core is formed by the conductor piece and the passing conductor. Since it is wound, mechanization of winding work can be realized. Furthermore, the conductor pieces and the transfer conductors that make up the winding are manufactured in advance, and their plate thickness or diameter does not affect the winding process of the winding, making it possible to increase the thickness or diameter of the winding. An electric current can be passed.
【００１７】また、この発明の第２の発明においては、
巻線は、磁性体コアを取り囲むように所定間隔をもって
磁性体コアの長さ方向に複数並設された両端を有する曲
折形の導体片と、両端部を磁性体コアの外側を通って隣
接する導体片の一側の導体片の一端部と他側の導体片の
他端部とにそれぞれ接合された渡し導体とで構成されて
いるので、上記第１の発明と同様に作用する。さらに、
導体片および渡し導体の少なくとも一方は絶縁板に並列
に支持されているので、導体片および渡し導体の少なく
とも一方は一体として扱うことができ、巻き加工におけ
る配列、接合工程が簡易となり、組立性が向上する。In the second invention of the present invention,
The winding is adjacent to a bent conductor piece having a plurality of ends arranged in parallel in the length direction of the magnetic core at a predetermined interval so as to surround the magnetic core and both ends passing through the outside of the magnetic core. Since the conductor piece is composed of the transfer conductor joined to one end of the conductor piece on one side and the other end of the conductor piece on the other side, the same operation as the first aspect of the invention is achieved. further,
Since at least one of the conductor piece and the passing conductor is supported in parallel with the insulating plate, at least one of the conductor piece and the passing conductor can be handled as one body, and the arrangement and joining process in the winding process can be simplified and the assemblability can be improved. improves.
【００１８】また、この発明の第３の発明においては、
導体片および渡し導体の少なくとも一方は複数本毎に絶
縁板に並列に支持されているので、上記第２の発明と同
様に作用する。In the third invention of the present invention,
At least one of the conductor piece and the transfer conductor is supported in parallel by the insulating plate for every plurality of conductor pieces, and therefore operates in the same manner as the second invention.
【００１９】[0019]
【実施例】以下、この発明の実施例を図について説明す
る。 実施例１．この実施例１は、この発明の第１の発明に係
る一実施例である。この実施例１は、この発明の実施例
１に係るインダクタを示す斜視図であり、図において図
９、図１１に示した従来のインダクタと同一または相当
部分には同一符号を付し、その説明を省略する。Embodiments of the present invention will be described below with reference to the drawings. Example 1. The first embodiment is an embodiment according to the first invention of the present invention. Example 1 is a perspective view showing an inductor according to Example 1 of the present invention. In the figure, the same or corresponding parts as those of the conventional inductor shown in FIGS. Is omitted.
【００２０】図において、１０は例えば銅板をコの字状
に折り曲げて作製された導体片、１０ａはコの字状の導
体片１０の両先端部を外側に折り曲げて形成された接合
片、１１は例えば銅板をＬ字状に折り曲げて作製された
引き出しリード、１２は例えば銅板をＳ字に作製された
渡し導体、１３は導体片１０と渡し導体１２との接合部
である。なお、この実施例１では、導体片１０、引き出
しリード１１および渡し導体１２は板厚１ｍｍ、幅５ｍ
ｍで作製されている。In the figure, 10 is a conductor piece made of, for example, a copper plate bent in a U shape, and 10a is a joining piece formed by bending both ends of the U-shaped conductor piece 10 to the outside. Is a lead lead made by bending a copper plate into an L shape, 12 is a transfer conductor made of, for example, a copper plate in an S shape, and 13 is a joint between the conductor piece 10 and the transfer conductor 12. In the first embodiment, the conductor piece 10, the lead 11 and the transfer conductor 12 have a plate thickness of 1 mm and a width of 5 m.
It is made of m.
【００２１】このように構成されたインダクタを組み立
てるには、まず、導体片１０、引き出しリード１１およ
び渡し導体１２をプレス加工等により作製しておく。そ
して、引き出しリード１１および導体片１０を所定枚数
並設する。ついで、導体片１０のコの字部内に環状の磁
性体コア１を配置する。その後、並設された複数の導体
片１０において、隣接する導体片１０の一側の導体片１
０の一端部の接合片１０ａと他側の導体片１０の他端部
の接合片１０ａとの上にそれぞれ端部が載るように上方
から渡し導体１２を載置する。つぎに、導体片１０の接
合片１０ａと渡し導体１２とを溶接、はんだ等により接
合し、導体片１０と渡し導体１２とからなる巻線により
磁性体コア１を所定回巻回してなるインダクタが作製さ
れる。ここで、巻線の両端部では、導体片１０および渡
し導体１２と引き出しリード１１とが接合されている。To assemble the thus constructed inductor, first, the conductor piece 10, the lead 11 and the transfer conductor 12 are prepared by pressing or the like. Then, a predetermined number of lead-out leads 11 and conductor pieces 10 are arranged in parallel. Then, the annular magnetic core 1 is arranged in the U-shaped portion of the conductor piece 10. After that, in the plurality of conductor pieces 10 arranged in parallel, the conductor piece 1 on one side of the adjacent conductor piece 10
The transfer conductor 12 is placed from above so that the end portions are placed on the joint piece 10a at one end portion of 0 and the joint piece 10a at the other end portion of the conductor piece 10 on the other side. Next, the inductor formed by welding the joining piece 10a of the conductor piece 10 and the passing conductor 12 by welding, soldering or the like, and winding the magnetic core 1 a predetermined number of times by the winding wire including the conducting piece 10 and the passing conductor 12 is obtained. It is made. Here, at both ends of the winding, the conductor piece 10 and the passing conductor 12 are joined to the lead lead 11.
【００２２】このように、上記実施例１によれば、巻線
がコの字状の導体片１０と渡し導体１２とで構成してい
るので、導体片１０を並設し、磁性体コア１を導体片１
０のコの字部内に設置し、上方から渡し導体１２を載置
した後、導体片１０と渡し導体１２とを接合して巻線を
形成でき、巻き加工を機械化することができ、組立が容
易となるとともにコストの低下を図ることができる。As described above, according to the first embodiment, since the winding is composed of the U-shaped conductor piece 10 and the transfer conductor 12, the conductor pieces 10 are arranged side by side to form the magnetic core 1. The conductor piece 1
It is installed in the U-shaped portion of 0, and after placing the passing conductor 12 from above, the conductor piece 10 and the passing conductor 12 can be joined to form a winding, and the winding process can be mechanized, and the assembly can be performed. It is easy and cost can be reduced.
【００２３】また、導体片１０および渡し導体１２の板
厚が巻き加工に何等支障をきたすものではなく、導体片
１０および渡し導体１２の板厚を厚くすることができ、
５０Ａ以上の大電流を流す電力用に適用することができ
る。Further, the plate thickness of the conductor piece 10 and the transfer conductor 12 does not hinder the winding process at all, and the plate thickness of the conductor piece 10 and the transfer conductor 12 can be increased,
It can be applied to electric power that flows a large current of 50 A or more.
【００２４】実施例２．この実施例２は、この発明の第
１の発明に係る他の実施例である。上記実施例１では、
導体片１０をコの字状の両端部が対向するように、渡し
導体１２をＳ字状に、それぞれ形成し、隣接する一側の
導体片１０の一端部と他側の導体片１０の他端部とを渡
し導体１２により斜めに接続するものとしているが、こ
の実施例２では、図２に示すように、導体片１０をコの
字状の両端部がずれるように、渡し導体１２を直線状
に、それぞれ形成し、導体片１０の一端部と隣接する導
体片１０の他端部とが対向するように導体片１０を並設
し、導体片１０の一端部と隣接する導体片１０の他端部
とを渡し導体１２により直線的に最短距離で接続するも
のとし、同様の効果を奏する。Example 2. The second embodiment is another embodiment according to the first invention of the present invention. In the above Example 1,
The conductor pieces 10 are formed in S-shapes so that the U-shaped ends of the conductor pieces 10 face each other. One end of the conductor piece 10 on one side and the other conductor piece 10 on the other side are adjacent to each other. Although the end portions are connected diagonally by the transfer conductors 12, in the second embodiment, as shown in FIG. 2, the transfer conductors 12 are arranged so that the conductor pieces 10 are offset from each other at the U-shaped ends. The conductor pieces 10 are formed linearly, and the conductor pieces 10 are arranged side by side so that one end of the conductor piece 10 and the other end of the adjacent conductor piece 10 face each other, and the conductor piece 10 is adjacent to one end of the conductor piece 10. The other end is connected to the other end linearly by the shortest distance, and the same effect is obtained.
【００２５】実施例３．この実施例３は、この発明の第
１の発明に係る他の実施例である。図３はこの発明の実
施例３に係るインダクタを示す要部斜視図であり、図に
おいて１５は例えば銅板をコの字状に折り曲げて作製さ
れた導体片、１５ａはコの字状の導体片１５の両先端部
に穿設された貫通孔、１６は例えば銅丸棒をＳ字状に作
製された渡し導体である。なお、この実施例３では、導
体片１５は板厚１ｍｍ、幅５ｍｍで、渡し導体１６は直
径４ｍｍでそれぞれ作製されている。Example 3. The third embodiment is another embodiment according to the first invention of the present invention. 3 is a perspective view of an essential part of an inductor according to a third embodiment of the present invention. In the figure, 15 is a conductor piece made by bending a copper plate into a U-shape, and 15a is a U-shape conductor piece. Through holes formed at both tip ends of 15 and 16 are, for example, copper conductors made of S-shaped conductors. In the third embodiment, the conductor piece 15 has a plate thickness of 1 mm and a width of 5 mm, and the transfer conductor 16 has a diameter of 4 mm.
【００２６】このように構成されたインダクタを組み立
てるには、まず、導体片１５、引き出しリードおよび渡
し導体１６を作製しておく。そして、引き出しリードお
よび導体片１５を所定枚数並設する。ついで、導体片１
５のコの字部内に環状の磁性体コア１を配置する。その
後、並設された複数の導体片１５において、隣接する導
体片１５の一側の導体片１５の一端部の貫通孔１５ａと
他側の導体片１５の他端部の貫通孔１５ａとにそれぞれ
渡し導体１６を挿入する。つぎに、導体片１５と渡し導
体１６とを溶接、はんだ等により接合し、導体片１５と
渡し導体１６とからなる巻線により磁性体コア１を所定
回巻回してなるインダクタが作製される。ここで、図示
していないが、巻線の両端部には、引き出しリードが接
合されている。To assemble the thus constructed inductor, first, the conductor piece 15, the lead-out lead and the transfer conductor 16 are prepared. Then, a predetermined number of lead-out leads and conductor pieces 15 are arranged in parallel. Then, conductor piece 1
The annular magnetic core 1 is arranged in the U-shaped portion of 5. Then, in the plurality of conductor pieces 15 arranged in parallel, the through hole 15a at one end of the conductor piece 15 on one side of the adjacent conductor piece 15 and the through hole 15a at the other end of the conductor piece 15 on the other side are respectively formed. The passing conductor 16 is inserted. Next, the conductor piece 15 and the transfer conductor 16 are joined by welding, soldering, or the like, and the inductor formed by winding the magnetic core 1 a predetermined number of times by the winding composed of the conductor piece 15 and the transfer conductor 16 is manufactured. Here, although not shown, lead-out leads are joined to both ends of the winding.
【００２７】この実施例３によれば、巻線をコの字状の
導体片１５と渡し導体１６とで構成しているので、上記
実施例１と同様の効果を奏する。According to the third embodiment, since the winding is composed of the U-shaped conductor piece 15 and the passing conductor 16, the same effect as that of the first embodiment can be obtained.
【００２８】実施例４．この実施例４は、この発明の第
１の発明に係る他の実施例である。上記実施例３では、
導体片１５をコの字状の両端部が対向するように、渡し
導体１６をＳ字状に、それぞれ形成し、隣接する一側の
導体片１５の一端部と他側の導体片１５の他端部とを渡
し導体１６により斜めに接続するものとしているが、こ
の実施例４では、図４に示すように、導体片１５をコの
字状の両端部がずれるように、渡し導体１６を直線状
に、それぞれ形成し、導体片１５の一端部と隣接する導
体片１５の他端部とが対向するように導体片１５を並設
し、導体片１５の一端部と隣接する導体片１５の他端部
とを渡し導体１６により直線的に最短距離で接続するも
のとし、同様の効果を奏する。Example 4. The fourth embodiment is another embodiment according to the first invention of the present invention. In the above Example 3,
The conductor pieces 15 are formed in S-shapes so that both ends of the U-shape face each other, and one end of the conductor piece 15 on one side and the other conductor piece 15 on the other side are adjacent to each other. Although the end portions are diagonally connected by the transfer conductors 16, in the fourth embodiment, as shown in FIG. 4, the transfer conductors 16 are arranged so that the conductor pieces 15 are displaced from each other at the U-shaped ends. The conductor pieces 15 are formed linearly, and the conductor pieces 15 are arranged side by side so that one end of the conductor piece 15 and the other end of the adjacent conductor piece 15 face each other. It is assumed that the other end is connected linearly with the transfer conductor 16 at the shortest distance, and the same effect is obtained.
【００２９】実施例５．この実施例５は、この発明の第
１の発明に係る他の実施例である。上記実施例１では、
平板から形成されたコの字状の導体片１０およびＳ字状
の渡し導体１２をその平面部が磁性体コア１の長手方向
に平行となるように配設するものとしているが、この実
施例５では、図５で示すように、平板から形成されたコ
の字状の導体片１７およびＳ字状の渡し導体１８をその
平面部が磁性体コア１の長手方向に直交するように配設
するものとし、同様の効果を奏する。Example 5. The fifth embodiment is another embodiment according to the first invention of the present invention. In the above Example 1,
The U-shaped conductor piece 10 and the S-shaped transfer conductor 12 formed of a flat plate are arranged such that the plane portions thereof are parallel to the longitudinal direction of the magnetic core 1. In FIG. 5, as shown in FIG. 5, a U-shaped conductor piece 17 and an S-shaped transfer conductor 18 formed of a flat plate are arranged so that their plane portions are orthogonal to the longitudinal direction of the magnetic core 1. The same effect is achieved.
【００３０】実施例６．この実施例６は、この発明の第
１の発明に係る他の実施例である。上記実施例５では、
一方の巻線を構成する導体片１７と他方の巻線を構成す
る導体片１７とが相対して位置するようにそれぞれ並設
されているものとしているが、この実施例６では、図６
に示すように、一方の巻線を構成する導体片１７と他方
の巻線を構成する導体片１７とが交互に位置するように
それぞれ並設されているものとしている。Example 6. The sixth embodiment is another embodiment according to the first invention of the present invention. In the above Example 5,
It is assumed that the conductor piece 17 that constitutes one winding and the conductor piece 17 that constitutes the other winding are arranged in parallel so as to be positioned opposite to each other.
As shown in, the conductor pieces 17 forming one winding and the conductor pieces 17 forming the other winding are arranged in parallel so that they are alternately positioned.
【００３１】この実施例６によれば、巻線間の絶縁距離
を図中ＡＢ間で確保できるので、巻線間の間隙Ｗが小さ
くなり、インダクタの小型化を図ることができる。According to the sixth embodiment, since the insulation distance between the windings can be secured between AB in the figure, the gap W between the windings can be reduced and the inductor can be miniaturized.
【００３２】実施例７．この実施例７は、この発明の第
２の発明に係る一実施例である。図７はこの発明の実施
例７に係るインダクタを示す要部分解斜視図であり、図
において１９は例えばポリエステルで箱形に形成され、
その外周面に沿ってコの字状の導体片１０が所定間隔で
並んで付着された絶縁板、２０は例えばポリエステルで
平板に形成され、その裏面にＳ字状の渡し導体１２が所
定間隔で並んで付着された絶縁板である。ここで、絶縁
板１９に付着する導体片１０のピッチと絶縁板２０に付
着する渡し導体１２のピッチとを等しくしており、さら
に図示していないが引き出しリード１１も絶縁板１９、
２０に一体化されている。Example 7. The seventh embodiment is an embodiment according to the second invention of the present invention. FIG. 7 is an exploded perspective view of an essential part of an inductor according to a seventh embodiment of the present invention, in which 19 is formed of, for example, polyester into a box shape.
An insulating plate 20 having U-shaped conductor pieces 10 arranged side by side at a predetermined interval along the outer peripheral surface thereof is attached to the insulating plate 20, and a flat plate made of polyester, for example, is formed on the back surface of the S-shaped transfer conductors 12 at a predetermined interval. It is an insulating plate attached side by side. Here, the pitch of the conductor pieces 10 attached to the insulating plate 19 is made equal to the pitch of the transfer conductors 12 attached to the insulating plate 20, and although not shown, the lead lead 11 also includes the insulating plate 19,
It is integrated into 20.
【００３３】このように構成されたインダクタを組み立
てるには、まず、箱形の絶縁板１９の外周面に導体片１
０を所定間隔で並んで付着させて、複数の導体片１０と
絶縁板１９とを一体化する。また、絶縁板２０の裏面に
渡し導体１２を所定間隔で並んで付着させて、複数の渡
し導体１２と絶縁板２０とを一体化する。そこで、磁性
体コア１を絶縁板１９内に配置させ、各導体片１０の接
続片１０ａ上に渡し導体１２の端部がそれぞれ位置する
ように位置合わせながら上方から絶縁板２０を載置す
る。その後、導体片１０と渡し導体１２とを接合して、
インダクタを作製する。In order to assemble the inductor thus constructed, first, the conductor piece 1 is attached to the outer peripheral surface of the box-shaped insulating plate 19.
A plurality of conductor pieces 10 and the insulating plate 19 are integrated by adhering 0s side by side at predetermined intervals. Further, the transfer conductors 12 are attached to the back surface of the insulating plate 20 side by side at predetermined intervals to integrate the plurality of transfer conductors 12 and the insulating plate 20. Therefore, the magnetic core 1 is placed in the insulating plate 19, and the insulating plate 20 is placed from above while aligning the end portions of the transfer conductors 12 on the connecting pieces 10a of the conductor pieces 10 respectively. After that, the conductor piece 10 and the passing conductor 12 are joined,
Create an inductor.
【００３４】この実施例７によれば、導体片１０および
渡し導体１２がそれぞれ絶縁板１９、２０に一体化され
ているので、導体片１０および渡し導体１２の取り扱い
が容易となり、巻き加工の工程が大幅に削減でき、生産
性を向上できる。According to the seventh embodiment, since the conductor piece 10 and the transfer conductor 12 are integrated with the insulating plates 19 and 20, respectively, the conductor piece 10 and the transfer conductor 12 can be easily handled, and the winding process can be performed. Can be significantly reduced and productivity can be improved.
【００３５】なお、上記実施例７では、導体片１０およ
び渡し導体１２の両者とも絶縁板により支持一体化する
ものとしているが、少なくとも一方が絶縁板に支持一体
化されていれば、生産性の向上を図ることができる。In the seventh embodiment, both the conductor piece 10 and the transfer conductor 12 are supported and integrated by the insulating plate, but if at least one of them is supported and integrated by the insulating plate, the productivity is improved. It is possible to improve.
【００３６】また、上記実施例７では、上記実施例１に
おけるインダクタに適用しているが、上記実施例２〜６
におけるインダクタにも適用できることはいうまでもな
いことである。Further, although the seventh embodiment is applied to the inductor in the first embodiment, the second to sixth embodiments are applied.
It goes without saying that it can also be applied to the inductor in.
【００３７】実施例８．この実施例８は、この発明の第
３の発明に係る一実施例である。上記実施例７では、巻
線を構成する導体片１０および渡し導体１２のすべてを
それぞれ１枚の絶縁板１９、２０に支持一体化するもの
としているが、この実施例８では、導体片１０、渡し導
体１２、引き出しリード１１をそれぞれ複数本毎に絶縁
板に支持一体化するものとし、同様の効果を奏する。Example 8. The eighth embodiment is an embodiment according to the third invention of the present invention. In the seventh embodiment, all the conductor pieces 10 and the transfer conductors 12 constituting the winding are supported and integrated on one insulating plate 19 and 20, respectively, but in the eighth embodiment, the conductor piece 10, A plurality of transfer conductors 12 and a plurality of lead-out leads 11 are supported and integrated on the insulating plate, respectively, and the same effect is obtained.
【００３８】なお、上記各実施例では、インダクタの事
例について説明しているが、図８の（ａ）〜（ｅ）に各
等価回路図を示すように、 （ａ）電流大容量化の為のチップインダクタ（並列コイ
ル） （ｂ）インダクタンス増大用チップインダクタ（直列コ
イル） （ｃ）昇圧（または降圧）トランス （ｄ）チョークコイル（同相、差動） （ｅ）多巻線トランス 等のコイル部品にも応用でき、上記各実施例と同様の効
果を奏する。In each of the above embodiments, the case of the inductor has been described, but as shown in the equivalent circuit diagrams in FIGS. 8A to 8E, (a) In order to increase the current capacity, Chip inductor (parallel coil) (b) Chip inductor for increasing inductance (series coil) (c) Step-up (or step-down) transformer (d) Choke coil (in-phase, differential) (e) Coil parts such as multi-winding transformer Can also be applied to, and the same effect as each of the above embodiments can be obtained.
【００３９】また、上記各実施例では、巻線を構成する
導体片としてコの字状に折り曲げられた導体片を用いる
ものとして説明しているが、導体片の形状はコの字状に
限らず、両端を有する曲折形であればよく、例えばＵ字
形でもよい。Further, in each of the above embodiments, the conductor piece which is bent in a U-shape is used as the conductor piece constituting the winding, but the shape of the conductor piece is not limited to the U-shape. Instead, it may be a bent shape having both ends, for example, a U shape.
【００４０】[0040]
【発明の効果】この発明は、以上のように構成されてい
るので、以下に記載されるような効果を奏する。Since the present invention is constituted as described above, it has the following effects.
【００４１】この発明の第１の発明は、巻線を磁性体コ
アに複数回巻回してなる電力用コイル部品において、巻
線は、磁性体コアを取り囲むように所定間隔をもって磁
性体コアの長さ方向に複数並設された両端を有する曲折
形の導体片と、両端部を磁性体コアの外側を通って隣接
する導体片の一側の導体片の一端部と他側の導体片の他
端部とにそれぞれ接合された渡し導体とで構成されてい
るので、巻線の巻加工の機械化が実現でき、コストの低
下を図ることができるとともに、大電流を流す電力用に
適用することができる。A first aspect of the present invention is a power coil component in which a winding is wound around a magnetic core a plurality of times, and the winding has a length of the magnetic core at a predetermined interval so as to surround the magnetic core. A bent conductor piece having a plurality of ends arranged side by side in the vertical direction, one end of the conductor piece on one side and another conductor piece on the other side of the conductor piece that is adjacent to the conductor piece with both ends passing outside the magnetic core. Since it is composed of a transfer conductor joined to each end, mechanization of winding work can be realized, cost reduction can be achieved, and it can be applied to electric power flowing a large current. it can.
【００４２】また、この発明の第２の発明は、巻線を磁
性体コアに複数回巻回してなる電力用コイル部品におい
て、巻線は、磁性体コアを取り囲むように所定間隔をも
って磁性体コアの長さ方向に複数並設された両端を有す
る曲折形の導体片と、両端部を磁性体コアの外側を通っ
て隣接する導体片の一側の導体片の一端部と他側の導体
片の他端部とにそれぞれ接合された渡し導体とで構成さ
れ、導体片および渡し導体の少なくとも一方は絶縁板に
並列に支持されているので、上記第１の発明と同様の効
果を奏するとともに、組立性が向上して、生産性を高め
ることができる。A second aspect of the present invention is a power coil component in which a winding is wound around a magnetic core a plurality of times, and the winding has a magnetic core at a predetermined interval so as to surround the magnetic core. , A bent conductor piece having a plurality of ends arranged in parallel in the length direction of the conductor piece, and one end of the conductor piece on one side and the conductor piece on the other side of the conductor piece that are adjacent to each other with both ends passing outside the magnetic core. Of the conductor conductor and at least one of the conductor conductor and the conductor conductor which are joined in parallel to the other end portion of the conductor plate, and the conductor plate and the conductor conductor are supported in parallel with the insulating plate. Assemblability is improved, and productivity can be increased.
【００４３】また、この発明の第３の発明は、巻線を磁
性体コアに複数回巻回してなる電力用コイル部品におい
て、巻線は、磁性体コアを取り囲むように所定間隔をも
って磁性体コアの長さ方向に複数並設された両端を有す
る曲折形の導体片と、両端部を磁性体コアの外側を通っ
て隣接する導体片の一側の導体片の一端部と他側の導体
片の他端部とにそれぞれ接合された渡し導体とで構成さ
れ、導体片および渡し導体の少なくとも一方は複数本毎
に絶縁板に並列に支持されているので、上記第２の発明
の同様の効果を奏する。A third aspect of the present invention is a power coil component in which a winding is wound around a magnetic core a plurality of times, and the winding has a predetermined interval so as to surround the magnetic core. , A bent conductor piece having a plurality of ends arranged in parallel in the length direction of the conductor piece, and one end of the conductor piece on one side and the conductor piece on the other side of the conductor piece that are adjacent to each other with both ends passing outside the magnetic core. The same effect of the above-mentioned second invention, since at least one of the conductor piece and the transfer conductor is supported in parallel by the insulating plate for each plurality of conductor pieces. Play.
【図１】この発明の実施例１に係るインダクタを示す斜
視図である。FIG. 1 is a perspective view showing an inductor according to a first embodiment of the present invention.
【図２】この発明の実施例２に係るインダクタを示す要
部斜視図である。FIG. 2 is a main part perspective view showing an inductor according to a second embodiment of the present invention.
【図３】この発明の実施例３に係るインダクタを示す要
部斜視図である。FIG. 3 is a main part perspective view showing an inductor according to a third embodiment of the present invention.
【図４】この発明の実施例４に係るインダクタを示す要
部斜視図である。FIG. 4 is a main part perspective view showing an inductor according to a fourth embodiment of the present invention.
【図５】この発明の実施例５に係るインダクタを示す要
部斜視図である。FIG. 5 is a main part perspective view showing an inductor according to a fifth embodiment of the present invention.
【図６】この発明の実施例６に係るインダクタを示す要
部平面図である。FIG. 6 is a main part plan view showing an inductor according to a sixth embodiment of the present invention.
【図７】この発明の実施例７に係るインダクタを示す要
部分解斜視図である。FIG. 7 is an exploded perspective view of essential parts showing an inductor according to Embodiment 7 of the present invention.
【図８】（ａ）〜（ｅ）はそれぞれコイル部品の等価回
路図である。8A to 8E are equivalent circuit diagrams of coil components.
【図９】従来のインダクタの一例を示す斜視図である。FIG. 9 is a perspective view showing an example of a conventional inductor.
【図１０】図９に示す従来のインダクタの等価回路図で
ある。FIG. 10 is an equivalent circuit diagram of the conventional inductor shown in FIG.
【図１１】従来のインダクタの他の例を示す分解斜視図
である。FIG. 11 is an exploded perspective view showing another example of a conventional inductor.
【図１２】従来のインダクタのさらに他の例を示す分解
斜視図である。FIG. 12 is an exploded perspective view showing still another example of the conventional inductor.
１ 磁性体コア １０ 導体片 １２ 渡し導体 １５ 導体片 １６ 渡し導体 １７ 導体片 １８ 渡し導体 １９ 絶縁板 ２０ 絶縁板 DESCRIPTION OF SYMBOLS 1 magnetic core 10 conductor piece 12 passing conductor 15 conductor piece 16 passing conductor 17 conductor piece 18 passing conductor 19 insulating plate 20 insulating plate
Claims (3)
電力用コイル部品において、前記巻線は、前記磁性体コ
アを取り囲むように所定間隔をもって前記磁性体コアの
長さ方向に複数並設された両端を有する曲折形の導体片
と、両端部を前記磁性体コアの外側を通って隣接する前
記導体片の一側の導体片の一端部と他側の導体片の他端
部とにそれぞれ接合された渡し導体とで構成されている
ことを特徴とする電力用コイル部品。1. A power coil component having a winding wound around a magnetic core a plurality of times, wherein the winding has a plurality of windings in a length direction of the magnetic core at a predetermined interval so as to surround the magnetic core. A bent conductor piece having both ends juxtaposed with each other, one end of the conductor piece on one side of the conductor piece and the other end of the conductor piece on the other side, the both ends passing outside the magnetic core. A coil component for electric power, characterized in that the coil component for electric power is composed of a transfer conductor and a conductor.
電力用コイル部品において、前記巻線は、前記磁性体コ
アを取り囲むように所定間隔をもって前記磁性体コアの
長さ方向に複数並設された両端を有する曲折形の導体片
と、両端部を前記磁性体コアの外側を通って隣接する前
記導体片の一側の導体片の一端部と他側の導体片の他端
部とにそれぞれ接合された渡し導体とで構成され、前記
導体片および前記渡し導体の少なくとも一方は絶縁板に
支持されていることを特徴とする電力用コイル部品。2. A power coil component comprising a winding wound around a magnetic core a plurality of times, wherein the winding has a plurality of windings at predetermined intervals in a longitudinal direction so as to surround the magnetic core. A bent conductor piece having both ends juxtaposed with each other, one end of the conductor piece on one side of the conductor piece and the other end of the conductor piece on the other side, the both ends passing outside the magnetic core. A coil component for electric power, characterized in that the coil component for electric power is composed of a conductor and a conductor, and at least one of the conductor piece and the conductor is supported by an insulating plate.
電力用コイル部品において、前記巻線は、前記磁性体コ
アを取り囲むように所定間隔をもって前記磁性体コアの
長さ方向に複数並設された両端を有する曲折形の導体片
と、両端部を前記磁性体コアの外側を通って隣接する前
記導体片の一側の導体片の一端部と他側の導体片の他端
部とにそれぞれ接合された渡し導体とで構成され、前記
導体片および前記渡し導体の少なくとも一方は複数本毎
に絶縁板に支持されていることを特徴とする電力用コイ
ル部品。3. A power coil component having a winding wound around a magnetic core a plurality of times, wherein the winding has a plurality of windings at predetermined intervals in a length direction of the magnetic core so as to surround the magnetic core. A bent conductor piece having both ends juxtaposed with each other, one end of the conductor piece on one side of the conductor piece and the other end of the conductor piece on the other side, the both ends passing outside the magnetic core. A coil component for electric power, characterized in that the coil component for electric power is composed of a conductor and a conductor, and at least one of the conductor piece and the conductor is supported by an insulating plate for every plural conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5085944A JPH06302437A (en) | 1993-04-13 | 1993-04-13 | Power coil component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5085944A JPH06302437A (en) | 1993-04-13 | 1993-04-13 | Power coil component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06302437A true JPH06302437A (en) | 1994-10-28 |
Family
ID=13872878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5085944A Pending JPH06302437A (en) | 1993-04-13 | 1993-04-13 | Power coil component |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06302437A (en) |
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