JPS6362882B2 - - Google Patents
Info
- Publication number
- JPS6362882B2 JPS6362882B2 JP25047683A JP25047683A JPS6362882B2 JP S6362882 B2 JPS6362882 B2 JP S6362882B2 JP 25047683 A JP25047683 A JP 25047683A JP 25047683 A JP25047683 A JP 25047683A JP S6362882 B2 JPS6362882 B2 JP S6362882B2
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- printed wiring
- bobbin
- 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.)
- Expired
Links
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 238000004804 winding Methods 0.000 claims description 13
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
- H01F27/2828—Construction of conductive connections, of leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本発明は各種電子機器に使用されるトランスに
関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to transformers used in various electronic devices.
従来例の構成とその問題点
近年電気製品市場の競争の激化により低価格化
の要求はめざましいものがある。各種電子機器に
利用されるトランスにおいても同様の要求があ
る。Conventional configurations and their problems In recent years, with the intensification of competition in the electrical product market, there has been a remarkable demand for lower prices. Similar requirements exist for transformers used in various electronic devices.
以下図面を参照しながら上述したような従来の
トランスについて説明を行う。 The conventional transformer as described above will be explained below with reference to the drawings.
第１図は従来のトランスの構造を示すものであ
る。第１図において、１は磁束を通す閉磁気回路
を構成した磁心であり、２は上記磁心１と電気的
に接続された金具であり、リード線接続用の突起
２ａを有している。３はボビンであり、両端に設
けたつばに端子５を有し、このボビン３には巻線
６が巻回されている。４は印刷配線板であり、上
記端子５と接続されている。上記端子５には巻線
６の一端が接続されており、又この端子５は印刷
配線板４と接続されている。以上のように構成さ
れたトランスについて以下その組立方法について
説明する。 FIG. 1 shows the structure of a conventional transformer. In FIG. 1, 1 is a magnetic core that constitutes a closed magnetic circuit through which magnetic flux passes, and 2 is a metal fitting electrically connected to the magnetic core 1, which has a protrusion 2a for connecting lead wires. A bobbin 3 has terminals 5 on flanges provided at both ends, and a winding 6 is wound around the bobbin 3. 4 is a printed wiring board, which is connected to the terminal 5 mentioned above. One end of a winding 6 is connected to the terminal 5, and this terminal 5 is also connected to the printed wiring board 4. The method of assembling the transformer constructed as described above will be explained below.
まず巻線６の施されたボビン３と磁心１を嵌合
し、ボビン３に有する端子５と印刷配線板４を接
続する。又磁心１を電気的に接続するため金具２
と磁心１を接続し、その金具２の突起２ａにリー
ド線７を接続する。しかしながら上記のような組
立方法ではリード線７が必要であり、又金具２の
突起２ａにリード線７を接続するためにリード線
７を金具２の突起２ａに巻きつける作業が加わる
ため作業性が悪く時間を要し生産性を低下させる
という欠点を有していた。 First, the bobbin 3 provided with the winding 6 and the magnetic core 1 are fitted together, and the terminals 5 on the bobbin 3 and the printed wiring board 4 are connected. Also, a metal fitting 2 is used to electrically connect the magnetic core 1.
and the magnetic core 1, and the lead wire 7 is connected to the protrusion 2a of the metal fitting 2. However, in the above-mentioned assembly method, the lead wire 7 is required, and in order to connect the lead wire 7 to the protrusion 2a of the metal fitting 2, the work of winding the lead wire 7 around the protrusion 2a of the metal fitting 2 is added, which reduces work efficiency. This method has disadvantages in that it takes time and reduces productivity.
発明の目的
本発明は上記のような従来の欠点に鑑み、生産
性に富み安価とすることのできるトランスを提供
するものである。OBJECTS OF THE INVENTION In view of the above-mentioned conventional drawbacks, the present invention provides a transformer that is highly productive and can be manufactured at low cost.
発明の構成
この目的を達成するために本発明のトランスは
閉磁気回路を構成する磁心に、巻線を巻回し少な
くとも１枚のつばを有し、このつばに巻線を接続
した端子を備えたボビンを組込み、このボビンの
つば部に上記端子を接続するとともに他の回路に
接続される印刷配線板を取付け、上記磁心に電気
的に接続された金具に上記印刷配線板に接続され
る突起を設けた構成とし、この構成とすることに
よつて、印刷配線板と磁心との電気的接続が容易
に行え、組立作業性の簡素化が図れることにな
る。Structure of the Invention In order to achieve this object, the transformer of the present invention has at least one rib around which a winding is wound around a magnetic core constituting a closed magnetic circuit, and is provided with a terminal to which the winding is connected to the collar. A bobbin is assembled, the terminal is connected to the brim of the bobbin, and a printed wiring board that is connected to other circuits is attached, and a protrusion that is connected to the printed wiring board is attached to a metal fitting that is electrically connected to the magnetic core. With this configuration, electrical connection between the printed wiring board and the magnetic core can be easily performed, and assembly workability can be simplified.
実施例の説明
以下本発明の一実施例について、図面を参照し
ながら説明する。第２図は本発明の実施例のトラ
ンスの構成を示すものである。第２図において８
はEE形あるいはEI形のラミネート鉄心を組合せ
て閉磁気回路を形成する鉄心、少なくとも両端に
つばを有するボビン、１０は印刷配線板、１１は
ボビン９のつばに植設された端子、１２は上記ボ
ビン９に巻回された巻線であり、１３は磁心８上
に電気的、機械的に接続された金具であり、この
金具１３の切起しによる突起１４は印刷配線板１
０に接続されている。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 2 shows the configuration of a transformer according to an embodiment of the present invention. 8 in Figure 2
1 is an iron core formed by combining EE type or EI type laminated iron cores to form a closed magnetic circuit, a bobbin having flanges at least at both ends, 10 is a printed wiring board, 11 is a terminal embedded in the rib of bobbin 9, and 12 is the above-mentioned It is a winding wound around the bobbin 9, 13 is a metal fitting electrically and mechanically connected to the magnetic core 8, and a protrusion 14 formed by cutting and raising the metal fitting 13 is a printed wiring board 1.
Connected to 0.
以上のように構成されたトランスについて以下
その組立方法について説明する。 The method of assembling the transformer constructed as described above will be explained below.
まず巻線１２の施されたボビン９と磁心８を嵌
合し磁心８と金具１３を接続する。その後ボビン
９に設けた端子１１と金具１３の突起１４とを印
刷配線板１０に挿入し、半田付けによつて接続す
る。 First, the bobbin 9 on which the winding 12 is applied is fitted into the magnetic core 8, and the magnetic core 8 and the metal fitting 13 are connected. Thereafter, the terminal 11 provided on the bobbin 9 and the protrusion 14 of the metal fitting 13 are inserted into the printed wiring board 10 and connected by soldering.
以上のように本実施例によれば、印刷配線板１
０に到達する突起１４を有する金具１３を使用す
ることにより、これまで必要だつたリード線を削
除することができ、又リード線を巻きつける作業
をなくすることができる。 As described above, according to this embodiment, printed wiring board 1
By using the metal fitting 13 having the protrusion 14 that reaches 0, it is possible to eliminate the lead wire that has been required up to now, and also eliminate the work of winding the lead wire.
発明の効果
以上のように本発明は金具の突起を印刷配線板
に到達させることにより磁心と印刷配線板の接続
が簡単に行え、リード線を削除できるとともにリ
ード線の巻きつけ作業をなくすることができ、組
立ての作業性が著しく向上し、その分コスト面で
安価にできるなどその実用的効果は大なるものが
ある。Effects of the Invention As described above, the present invention allows the protrusion of the metal fitting to reach the printed wiring board, thereby making it easy to connect the magnetic core and the printed wiring board, eliminating lead wires, and eliminating the work of winding the lead wires. This has great practical effects, such as significantly improving assembly workability and reducing costs accordingly.
第１図は従来のトランスの斜視図、第２図は本
発明の一実施例におけるトランスの斜視図であ
る。
８……磁心、９……ボビン、１０……印刷配線
板、１１……端子、１２……巻線、１３……金
具、１４……突起。
FIG. 1 is a perspective view of a conventional transformer, and FIG. 2 is a perspective view of a transformer according to an embodiment of the present invention. 8...Magnetic core, 9...Bobbin, 10...Printed wiring board, 11...Terminal, 12...Winding wire, 13...Metal fitting, 14...Protrusion.
Claims (1)
少なくとも１枚のつばを有し、このつばに巻線を
接続した端子を備えたボビンを組込み、このボビ
ンのつば部に上記端子を接続するとともに他の回
路に接続される印刷配線板を取付け、上記磁心に
電気的に接続された金具に上記印刷配線板に接続
される突起を設けてなるトランス。1. A bobbin having at least one collar around which a winding is wound and a terminal connected to the winding is incorporated into a magnetic core that forms a closed magnetic circuit, and the terminal is connected to the collar of this bobbin. At the same time, a printed wiring board connected to another circuit is attached, and a metal fitting electrically connected to the magnetic core is provided with a protrusion connected to the printed wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25047683A JPS60137006A (en) | 1983-12-26 | 1983-12-26 | Transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25047683A JPS60137006A (en) | 1983-12-26 | 1983-12-26 | Transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60137006A JPS60137006A (en) | 1985-07-20 |
| JPS6362882B2 true JPS6362882B2 (en) | 1988-12-05 |
Family
ID=17208416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25047683A Granted JPS60137006A (en) | 1983-12-26 | 1983-12-26 | Transformer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60137006A (en) |
-
1983
- 1983-12-26 JP JP25047683A patent/JPS60137006A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60137006A (en) | 1985-07-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |