JPS61291775A - Igniter for internal-combustion engine - Google Patents
Igniter for internal-combustion engineInfo
- Publication number
- JPS61291775A JPS61291775A JP60132629A JP13262985A JPS61291775A JP S61291775 A JPS61291775 A JP S61291775A JP 60132629 A JP60132629 A JP 60132629A JP 13262985 A JP13262985 A JP 13262985A JP S61291775 A JPS61291775 A JP S61291775A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- bobbin
- intermediate terminal
- primary
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は点火コイルと一次電流制御回路とを一体化した
内燃機関用点火装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an ignition device for an internal combustion engine that integrates an ignition coil and a primary current control circuit.
（従来の技術）
従来のこの種のものとしては、点火コイルと一次電流制
御回路との間を接続する中間ターミナルは、点火コイル
のボビンのっぽ部にかしめ固定したりモールド固定され
ている（例えば特開昭６０−４７４０６号公報）。(Prior Art) In conventional devices of this kind, the intermediate terminal connecting between the ignition coil and the primary current control circuit is fixed by caulking or molded to the top of the bobbin of the ignition coil (for example, a special terminal). Publication No. 60-47406).
（発明が解決しようとする問題点）
ところが、上述した従来のものでは、ボビンのっぽ部に
中間ターミナルがかしめやモールドにより固定しである
ので、かしめ工程や、ボビン成形機に中間ターミナルを
挿入するという煩雑な工程を必要とするのみならず、中
間ターミナルの点火コイルへの半田付は接続部と一次電
流制御回路への半田付は接続部とが比較的近接している
ので、一方を半田付けするときに他方に半田付けした部
分が溶けて接続不良が発生す、るという問題がある。(Problem to be Solved by the Invention) However, in the conventional device described above, the intermediate terminal is fixed to the tail of the bobbin by caulking or molding. Not only does it require a complicated process, but the connection part for soldering the intermediate terminal to the ignition coil and the connection part for soldering to the primary current control circuit are relatively close to each other, so it is necessary to solder only one side. Sometimes, the part soldered to the other side melts, causing a connection failure.
そこで、本発明は煩雑な工程を必要とせず、接続不良を
防止して、各工程の自動化を可能にするものである。Therefore, the present invention does not require complicated processes, prevents connection failures, and enables automation of each process.
（問題点を解決するための手段）
そのため本発明は、点火コイルのボビンのっぽ部に垂直
方向に貫通する複数の貫通穴を設け、これら各貫通穴に
各々中間ターミナルを貫通させて挿入し、前記ボビンの
外周側の対向位置より前記各中間ターミナルの両端を突
出すると共に、これら各中間ターミナルの一端に、一次
電流制御回路を装着したプリント板を接続し、かつ前記
各中間ターミナルの他端に前記点火コイルの一次巻線の
端末などの接続線を接続した内燃機関用点火装置を提供
するものである。(Means for Solving the Problems) Therefore, the present invention provides a plurality of through holes that pass through the bobbin tail portion of the ignition coil in a vertical direction, and inserts the intermediate terminal through each of these through holes. Both ends of each of the intermediate terminals protrude from opposing positions on the outer peripheral side of the bobbin, and a printed board equipped with a primary current control circuit is connected to one end of each of these intermediate terminals, and the other end of each of the intermediate terminals is connected to the The present invention provides an ignition device for an internal combustion engine to which a connecting wire such as the terminal of the primary winding of an ignition coil is connected.
（作用）
これにより、ボビンのっぽ部の垂直方向に貫通する各貫
通穴に中間ターミナルを挿入することによって、ボビン
の外周側の対向位置より各中間ターミナルの両端が突出
し、ボビンを介して中間ターミナルの一端にプリント板
が接続され、他端に接続線が接続される。(Function) As a result, by inserting the intermediate terminal into each through-hole that passes through the bobbin tail in the vertical direction, both ends of each intermediate terminal protrude from opposing positions on the outer circumferential side of the bobbin, and the intermediate terminal passes through the bobbin. A printed board is connected to one end, and a connection line is connected to the other end.
（実施例） 以下本発明を図に示す実施例について説明する。(Example) The present invention will be described below with reference to embodiments shown in the drawings.
第１図ないし第３図において、１は内燃機関のエンジン
ケースに取り付けられる点火コイルのコアで、図示され
ていないマグネトロータとのエアギャップ部を形成する
磁極部１ａと前記ケースに取り付けるための取り付は穴
（図示せず）とを有する。２は点火コイル、コンデンサ
充電コイル１０および一次電流制御回路などを収納する
合成樹脂製のケースであり、この中に前記各部品を絶縁
するため、エボキン樹脂などの絶縁材２ａが注型しであ
る。４及び９は点火コイルの一次および二次コイルであ
る。３は合成樹脂製の一次ボビンで、中心にコア１が貫
通しており、かつ外周の軸方向にずれた位置に一次コイ
ル４とコンデンサ充電コイル１０とが巻かれている。一
次コイル４の・巻き始め端末４ａは例えば一端をコア１
にアースしたアースターミナル６の他端側にからげて半
田付は接続しである。また、コンデンサ充電コイル１０
の巻始め端末１０ａは、エンジンストップターミナル７
の一端にからげて半田付は接続しである。In Figures 1 to 3, reference numeral 1 denotes the core of an ignition coil that is attached to the engine case of an internal combustion engine, and includes a magnetic pole part 1a that forms an air gap with a magnetrotor (not shown) and a mounting for attaching it to the case. The attachment has a hole (not shown). 2 is a case made of synthetic resin that houses the ignition coil, capacitor charging coil 10, primary current control circuit, etc., and an insulating material 2a such as Evokin resin is cast in this case to insulate each of the above components. . 4 and 9 are the primary and secondary ignition coils. Reference numeral 3 denotes a primary bobbin made of synthetic resin, through which a core 1 passes through the center, and a primary coil 4 and a capacitor charging coil 10 are wound around the outer periphery at positions shifted in the axial direction. For example, the winding start terminal 4a of the primary coil 4 connects one end to the core 1.
The other end of the earth terminal 6 is connected by soldering. In addition, the capacitor charging coil 10
The winding start terminal 10a is the engine stop terminal 7
The soldering is connected to one end of the wire.
５は一次ボビン３の外周に配置した合成樹脂製の二次ボ
ビンで、その外周に形成した複数の巻溝に二次コイル９
が分割して巻かれ、例えば、この巻終り端末９ａは、二
次ボビン５に固定した高圧ターミナル１３に接続されて
いる。８は高圧ターミナル１３に接続されたハイテンシ
ランコード、１１はプリント板で、整流用ダイオード３
０．抵抗３１、サイリスタ３２９点火用コンデンサ３３
などの一次電流制御回路を構成する電気素子が組付けら
れており、アースターミナル６および点火コイルの各中
間ターミナル２１に接続するための複数の接続穴１１ａ
を有している。5 is a secondary bobbin made of synthetic resin placed on the outer periphery of the primary bobbin 3, and a secondary coil 9 is installed in a plurality of winding grooves formed on the outer periphery of the secondary bobbin 5.
The winding end 9a is connected to a high voltage terminal 13 fixed to the secondary bobbin 5, for example. 8 is a high-tensile silane cord connected to the high voltage terminal 13, 11 is a printed board, and rectifier diode 3
0. Resistor 31, thyristor 329, ignition capacitor 33
Electrical elements constituting a primary current control circuit such as the following are assembled, and a plurality of connection holes 11a are provided for connection to the ground terminal 6 and each intermediate terminal 21 of the ignition coil.
have.
ターミナルを含まずに成形された一次ボビン３は、コイ
ル巻線部３ａ、３ｂと巻線くずれ防止のためのっぽ部３
Ｃより成っている。このつば部３Ｃには、コイル巻線と
干渉しないように、また、各中間ターミナル２１が後組
付は出来るよう上下又は、左右方向のどちらか一方の垂
直方向にターミナルが貫通する複数（３個）の貫通穴３
ｄが設けられており、これらの穴に各中間ターミナル２
１を一方向から挿入する。各中間ターミナル２１は、一
端に一次コイル４およびコンデンサ充電コイル１０の巻
線端末をからげて半田付は接続するための切り込み溝２
１ｂが設けてあり、他端は、プリント板１１の接続穴１
１ａに挿入しやすくするため先端が少しテーバ状に細く
なっていて、一次ボビン３の外周側の対向位置より各中
間ターミナル２１０両端が突出している。そして、これ
らの中間ターミナル２１の途中に各中間ターミナル２１
を打ち込んだ際のストッパとするための突出部（図示せ
ず）が設けである。The primary bobbin 3, which is molded without a terminal, has coil winding parts 3a and 3b and a tail part 3 to prevent the winding from collapsing.
It consists of C. This collar part 3C has a plurality of terminals (three terminals) that pass through the flange part 3C vertically in either the vertical direction or the left and right directions so that each intermediate terminal 21 can be assembled later so as not to interfere with the coil winding. ) through hole 3
d are provided, and each intermediate terminal 2 is inserted into these holes.
1 from one direction. Each intermediate terminal 21 has a cut groove 2 at one end for connecting the winding terminals of the primary coil 4 and capacitor charging coil 10 for soldering.
1b is provided, and the other end is connected to the connection hole 1 of the printed board 11.
In order to facilitate insertion into the terminal 1a, the tip is slightly tapered, and both ends of each intermediate terminal 210 protrude from opposing positions on the outer circumferential side of the primary bobbin 3. Then, each intermediate terminal 21 is located in the middle of these intermediate terminals 21.
A protrusion (not shown) is provided to serve as a stopper when driving.
また、アースターミナル６は一次ボビン３の巻線部３ａ
の内径側を通り、つば部３ｃの貫通穴３ｅを通してその
先端はプリント板１１の接続穴１１ａに挿入してあって
、アースターミナル６および各中間ターミナル２１はプ
リント板１１に半田付は接続されている。そして、エン
ジンストップターミナル７も一次ボビン３の巻線部３ａ
の内径側を通り、その一端はっは部３Ｃの貫通穴３ｆを
通して各中間ターミナル２１のからげ部と同一方向に外
径側に突出すると共に、他端は軸方向の一端よりケース
２の外部へ軸方向に突出していて、この突出する部分に
エンジンストップスイッチ１４よりのリード線が接続さ
れる。In addition, the ground terminal 6 is connected to the winding portion 3a of the primary bobbin 3.
The ground terminal 6 and each intermediate terminal 21 are connected to the printed board 11 by soldering. There is. The engine stop terminal 7 is also connected to the winding portion 3a of the primary bobbin 3.
passes through the inner diameter side, and one end thereof protrudes toward the outer diameter side in the same direction as the barbed part of each intermediate terminal 21 through the through hole 3f of the cutout part 3C, and the other end extends from the one end in the axial direction to the outside of the case 2. It protrudes in the axial direction, and a lead wire from the engine stop switch 14 is connected to this protruding portion.
上記構成のものにおいて、一次ボビン３にターミナルが
一体成形されていないので、各ターミナルを成形機に挿
入する必要がなく、従って人手に幀らずにボビンの成形
が出来、各中間ターミナル２１も一方向から一次ボビン
３の各貫通穴３ｄに挿入するので、各中間ターミナル２
１の連鎖が可能であり、またコイルの巻線部が複数ある
ものでも、ボビン成形、中間ターミナル打込み、コイル
巻線、コイル端末のからげなどの各工程の自動化が可能
となり、大幅なコスト低減が出来る。In the above configuration, since the terminals are not integrally molded on the primary bobbin 3, there is no need to insert each terminal into the molding machine, and therefore the bobbin can be molded without manual intervention, and each intermediate terminal 21 is also integrally molded. Since it is inserted into each through hole 3d of the primary bobbin 3 from the direction, each intermediate terminal 2
1 chain, and even if there are multiple coil winding parts, it is possible to automate each process such as bobbin forming, intermediate terminal driving, coil winding, and coil end tying, which significantly reduces costs. I can do it.
更に、本構成は、複数のコイル巻線部があってもコイル
端末を引出すのに、巻線されたコイル部分を越えて、コ
イル端末を引出さずに、すぐ隣りのつば部３Ｃに設けた
ターミナル２１にコイル端末をからげることが出来、巻
線順序の制限を無くすることが可能で、工程の合理化が
出来る。Furthermore, with this configuration, even if there are multiple coil winding parts, the coil terminal is not pulled out beyond the wound coil part, but is provided in the immediately adjacent collar part 3C. The coil end can be tied to the terminal 21, eliminating restrictions on the winding order and streamlining the process.
第４図は本発明の他の実施例を示すもので、エンジンス
トップターミナル７に、コンデンサ充電コイル１０の巻
始め端末からげ用ターミナルを共通化し、エンジンスト
ップターミナル７を一次ボビン３の外周側に配置して、
このターミナル７一次ボビシ３への打込みを、からげ側
で行なう。このようにすることにより、二点鎖線で示す
ごとくのターミナルの連鎖化とコイルのからげ箇所の減
少とが可能となる。FIG. 4 shows another embodiment of the present invention, in which the engine stop terminal 7 has a common terminal for winding the capacitor charging coil 10, and the engine stop terminal 7 is placed on the outer circumferential side of the primary bobbin 3. Place it and
This driving into the terminal 7 primary bobbish 3 is done on the side of the trap. By doing so, it becomes possible to chain the terminals as shown by the two-dot chain line and to reduce the number of coil tangles.
なお、各ターミナル６．７．２１に対する各部の接続は
半田付けに限らず、溶接でもよい。Note that the connection of each part to each terminal 6.7.21 is not limited to soldering, but may be welded.
また、中間ターミナル２１を二次ボビン側に設けるよう
にしてもよい。Further, the intermediate terminal 21 may be provided on the secondary bobbin side.
また、コンデンサ充電コイルｌＯをケース２内に収納せ
ずに別に設けるようにしてもよい。Further, the capacitor charging coil IO may not be housed in the case 2 but may be provided separately.
（発明の効果）
以上述べたように本発明においては、ボビンの各貫通穴
に中間ターミナルを挿入するのみでよいから、中間ター
ミナルのボビンへの固定が容易にできるのみならず、ボ
ビンの外周側の対向位置より各中間ターミナルの両端が
突出し、ボビンを介して中間ターミナルの一端にプリン
ト板が接続ささ、他端に接続線が接続されるから、各中
間ターミナルのプリント板への接続部と接続線への接続
部との間の距離を長くすることができて、各中間ターミ
ナルの接続部相互間での接続時の悪影響を防止すること
ができ、さらに、各中間ターミナルのプリント板への各
接続部の突出方向を同一方向にすることができると共に
、各接続線への各接続部の突出方向を同一方向にするこ
とができるため、設備費の低減、組付けの容易化、自動
化が可能となり、工数低減が容易にできるという優れた
効果がある。(Effects of the Invention) As described above, in the present invention, since it is only necessary to insert the intermediate terminal into each through hole of the bobbin, not only can the intermediate terminal be easily fixed to the bobbin, but also the Both ends of each intermediate terminal protrude from opposite positions, and a printed board is connected to one end of the intermediate terminal via a bobbin, and a connecting wire is connected to the other end, so that the connection part of each intermediate terminal to the printed board is connected. It is possible to increase the distance between the connecting parts of each intermediate terminal to the printed circuit board, and prevent negative effects when connecting between the connecting parts of each intermediate terminal. Since the protruding directions of the connecting parts can be made in the same direction, and the protruding directions of each connecting part to each connecting line can be made in the same direction, it is possible to reduce equipment costs, simplify assembly, and automate. This has the excellent effect of easily reducing the number of man-hours.
【図面の簡単な説明】
第１図は本発明装置の一実施例を示す縦断面図、第２図
は上記実施例における一次ボビンの横断面図、第３図は
上記実施例における電気回路図、第４図は本発明装置の
他の実施例における一次ボビンの横断面図である。
３・・・一次ぎビン、３ｄ・・・貫通穴、４・・・一次
巻線。
１１・・・プリント板、２１・・・中間ターミナル。[BRIEF DESCRIPTION OF THE DRAWINGS] Fig. 1 is a longitudinal sectional view showing one embodiment of the device of the present invention, Fig. 2 is a transverse sectional view of the primary bobbin in the above embodiment, and Fig. 3 is an electric circuit diagram in the above embodiment. , FIG. 4 is a cross-sectional view of a primary bobbin in another embodiment of the device of the present invention. 3... Primary bin, 3d... Through hole, 4... Primary winding. 11...Printed board, 21...Intermediate terminal.
Claims (1)
数の貫通穴を設け、これら各貫通穴に各々中間ターミナ
ルを貫通させて挿入し、前記ボビンの外周側の対向位置
より前記各中間ターミナルの両端を突出すると共に、こ
れら各中間ターミナルの一端に、一次電流制御回路を装
着したプリント板を接続し、かつ前記各中間ターミナル
の他端に前記点火コイルの一次巻線の端末などの接続線
を接続した内燃機関用点火装置。A plurality of through holes are provided in the collar of the ignition coil bobbin in a vertical direction, and intermediate terminals are inserted through each of these through holes, and both ends of each intermediate terminal are inserted from opposing positions on the outer circumferential side of the bobbin. At the same time, a printed board equipped with a primary current control circuit is connected to one end of each of these intermediate terminals, and a connecting wire such as a terminal of the primary winding of the ignition coil is connected to the other end of each of the intermediate terminals. Ignition system for internal combustion engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60132629A JPH0674782B2 (en) | 1985-06-18 | 1985-06-18 | Ignition device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60132629A JPH0674782B2 (en) | 1985-06-18 | 1985-06-18 | Ignition device for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61291775A true JPS61291775A (en) | 1986-12-22 |
| JPH0674782B2 JPH0674782B2 (en) | 1994-09-21 |
Family
ID=15085791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60132629A Expired - Lifetime JPH0674782B2 (en) | 1985-06-18 | 1985-06-18 | Ignition device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0674782B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01162224U (en) * | 1988-04-26 | 1989-11-10 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56145676U (en) * | 1980-04-01 | 1981-11-02 | ||
| JPS6047406A (en) * | 1983-08-25 | 1985-03-14 | Nippon Denso Co Ltd | Ignition device for internal combustion engine |
-
1985
- 1985-06-18 JP JP60132629A patent/JPH0674782B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56145676U (en) * | 1980-04-01 | 1981-11-02 | ||
| JPS6047406A (en) * | 1983-08-25 | 1985-03-14 | Nippon Denso Co Ltd | Ignition device for internal combustion engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01162224U (en) * | 1988-04-26 | 1989-11-10 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0674782B2 (en) | 1994-09-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |