JPH07227027A - Branch circuit structure - Google Patents
Branch circuit structureInfo
- Publication number
- JPH07227027A JPH07227027A JP6035359A JP3535994A JPH07227027A JP H07227027 A JPH07227027 A JP H07227027A JP 6035359 A JP6035359 A JP 6035359A JP 3535994 A JP3535994 A JP 3535994A JP H07227027 A JPH07227027 A JP H07227027A
- Authority
- JP
- Japan
- Prior art keywords
- branch circuit
- fuse
- circuit structure
- circuit board
- printed circuit
- 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
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/403—Edge contacts; Windows or holes in the substrate having plural connections on the walls thereof
Landscapes
- Connection Or Junction Boxes (AREA)
- Fuses (AREA)
Abstract
(57)【要約】
【目的】 自動車用電気接続箱等に用いられる、簡略で
コンパクトな分岐回路構造体を提供する。
【構成】 分岐回路を形成した印刷回路基板２の前記分
岐回路に、ヒューズ４を一体に取り付けた分岐回路構造
体１。
【効果】 印刷回路基板２の分岐回路１にヒューズ４を
一体に取り付けたものなので、構造が簡略で且つコンパ
クトであり自動車内配線等に用いて顕著な効果を奏す
る。
(57) [Abstract] [Purpose] To provide a simple and compact branch circuit structure used in an electric junction box for an automobile or the like. A branch circuit structure 1 in which a fuse 4 is integrally attached to the branch circuit of a printed circuit board 2 on which a branch circuit is formed. [Effect] Since the fuse 4 is integrally attached to the branch circuit 1 of the printed circuit board 2, the structure is simple and compact, and a remarkable effect is obtained when used for wiring in an automobile.
Description
【０００１】[0001]
【産業上の利用分野】本発明は、自動車用電気接続箱等
に用いられる、簡略でコンパクトな分岐回路構造体に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple and compact branch circuit structure used for an electric junction box for automobiles and the like.
【０００２】[0002]
【従来の技術】自動車用電気接続箱等に用いられる分岐
回路構造体は、図４に示すように、バスバー13を複数
層、絶縁体14を介して重ね合わせて形成されており、こ
の分岐回路構造体は上部筐体15と下部筐体16からなる収
納部に収納して電気接続箱を構成していた。前記の分岐
回路構造体にヒューズ18を接続するには、分岐回路構造
体のバスバー13をタブ状に起立させ、この起立部19にヒ
ューズ18の端子20を中間接続端子21を介して接続してな
されていた。2. Description of the Related Art As shown in FIG. 4, a branch circuit structure used in an electric junction box for an automobile is formed by stacking a plurality of layers of bus bars 13 with an insulator 14 interposed therebetween. The structure was housed in a housing composed of an upper housing 15 and a lower housing 16 to form an electrical junction box. To connect the fuse 18 to the branch circuit structure, the bus bar 13 of the branch circuit structure is erected in a tab shape, and the terminal 20 of the fuse 18 is connected to the upright portion 19 via the intermediate connection terminal 21. It was done.
【０００３】[0003]
【発明が解決しようとする課題】前述の分岐回路構造体
は、バスバー、絶縁体、中間接続端子、ヒューズを組立
てたもので構造が複雑であった。又バスバーは銅合金条
をプレス打抜きして作製し、絶縁体は射出成形で量産す
る為、いずれも必要以上に厚く、分岐回路構造体は大型
なものとなった。The branch circuit structure described above has a complicated structure because it is formed by assembling the bus bar, the insulator, the intermediate connection terminal and the fuse. Further, the bus bar was manufactured by press punching a copper alloy strip, and the insulator was mass-produced by injection molding. Therefore, both were thicker than necessary and the branch circuit structure was large.
【０００４】[0004]
【課題を解決するための手段】本発明は、上記課題を解
決した、簡略でコンパクトな分岐回路構造体を提供する
もので、その構成は、分岐回路を形成した印刷回路基板
の前記分岐回路に、ヒューズを一体に取り付けたことを
特徴とするものである。SUMMARY OF THE INVENTION The present invention provides a simple and compact branch circuit structure which solves the above-mentioned problems, and has a structure in which the branch circuit of a printed circuit board having a branch circuit is formed. The fuse is integrally attached.
【０００５】本発明において、ヒューズを分岐回路に取
り付けるには、ヒューズに端子タブ部を設け、前記端子
タブ部を分岐回路に半田付けする方法が、簡便で又信頼
性に富み好ましい。本発明では、ガラスファイバー強化
エポキシ樹脂や紙フェノール樹脂等のプラスチック製基
板に、所定の回路パターンを銅箔にて形成した通常の印
刷回路基板が用いられる。又印刷回路基板の表面一層に
回路を形成したもの、表裏両面に回路を形成したもの、
これら印刷回路基板を多層に積み重ね絶縁皮膜で絶縁し
スルーホールを開けて導通させたもの等も用いられる。In the present invention, in order to attach the fuse to the branch circuit, a method of providing the fuse with a terminal tab portion and soldering the terminal tab portion to the branch circuit is simple, reliable and preferable. In the present invention, an ordinary printed circuit board in which a predetermined circuit pattern is formed of copper foil on a plastic substrate such as glass fiber reinforced epoxy resin or paper phenol resin is used. A printed circuit board with a circuit formed on one surface, a circuit formed on both front and back surfaces,
It is also possible to use these printed circuit boards which are stacked in multiple layers and insulated by an insulating film to open through holes for electrical continuity.
【０００６】本発明の分岐回路構造体は、用途によって
構造が異なるが、例えば自動車のパワー回路用のもの
は、銅箔回路が厚く設計されており、回路基板に入出力
端子部やヒューズを接続する為のハンダパット部が設け
られ、必要に応じて種々の電気部品が実装できる構造に
なっている。本発明において、ヒューズは所定の基板面
に、通常の表面実装法により装着される。ヒューズには
半田接合する為の端子タブ部を設けたものを用いると便
利である。The branch circuit structure of the present invention has a different structure depending on the application. For example, for a power circuit of an automobile, a copper foil circuit is thickly designed, and an input / output terminal portion and a fuse are connected to a circuit board. A solder pad portion is provided for this purpose, and various electric parts can be mounted as needed. In the present invention, the fuse is mounted on a predetermined substrate surface by a normal surface mounting method. It is convenient to use a fuse provided with a terminal tab portion for soldering.
【０００７】[0007]
【作用】本発明の分岐回路構造体は、分岐回路を形成し
た印刷回路基板の前記分岐回路に、ヒューズを一体に取
り付けたものなので、構造が簡略であり、コンパクトで
ある。The branch circuit structure of the present invention has a simple structure and is compact because a fuse is integrally attached to the branch circuit of the printed circuit board on which the branch circuit is formed.
【０００８】[0008]
【実施例】以下に、本発明を、実施例により詳細に説明
する。 実施例１ 図１は、本発明の分岐回路構造体の第１の実施例を示す
斜視説明図である。分岐回路構造体１は、所定の分岐回
路を形成した印刷回路基板２の複数の半田パット部３に
ブレード型ヒューズ４がそれぞれ接続されて構成された
ものである。ブレード型ヒューズ４の印刷回路基板２へ
の接続は、図２イに拡大図を示すようにブレード型ヒュ
ーズ４の下部から端子タブ部５を延出させこの端子タブ
部５を途中で直角に折り曲げ、折り曲げ部６を半田パッ
ト部３に半田付けして接続されている。印刷回路基板２
の縁端部には、外部電気部品の雌コネクタを7,17接続す
る為の基板コネクタ８又はターミナル９が設けられてい
る。この分岐回路構造体１は通常所定の筐体に収容して
用いられる。この分岐回路構造体１は１枚の印刷回路基
板２にブレード型ヒューズ４を一体に接続して構成され
ているので、簡略且つコンパクトである。尚、ブレード
型ヒューズ４の接続は、図２ロに示すように、印刷回路
基板２の所定位置にタブ挿入用穴10を設けて端子タブ部
５の先端部分を前記穴10に通し半田付けする方法等も適
用される。EXAMPLES The present invention will be described in detail below with reference to examples. Example 1 FIG. 1 is a perspective explanatory view showing a first example of the branch circuit structure of the present invention. The branch circuit structure 1 is configured by connecting blade-type fuses 4 to a plurality of solder pad portions 3 of a printed circuit board 2 on which a predetermined branch circuit is formed. To connect the blade-type fuse 4 to the printed circuit board 2, the terminal tab 5 is extended from the lower part of the blade-type fuse 4 as shown in the enlarged view of FIG. The bent portion 6 is soldered and connected to the solder pad portion 3. Printed circuit board 2
A board connector 8 or a terminal 9 for connecting female connectors 7 and 17 of an external electric component is provided at the edge portion of. The branch circuit structure 1 is usually housed and used in a predetermined housing. The branch circuit structure 1 is simple and compact because the blade type fuse 4 is integrally connected to one printed circuit board 2. As shown in FIG. 2B, the blade-type fuse 4 is provided with a tab insertion hole 10 at a predetermined position of the printed circuit board 2 and the tip portion of the terminal tab portion 5 is passed through the hole 10 for soldering. Methods etc. are also applied.
【０００９】実施例２ 図３は、本発明の分岐回路構造体の第２の実施例を示す
斜視説明図である。この分岐回路構造体11は、所定の分
岐回路を形成した印刷回路基板２にブレード型ヒューズ
４が複数個接続され、印刷回路基板２の端部にはプラグ
（雌コネクタ）12に接続する為のターミナル９が設けら
れている。この分岐回路構造体11はプラグ12との脱着が
簡単にできる。従って、もしヒューズ４が切れてもヒュ
ーズ４の交換が短時間のうちに簡単に行える。Second Embodiment FIG. 3 is a perspective explanatory view showing a second embodiment of the branch circuit structure of the present invention. The branch circuit structure 11 has a plurality of blade-type fuses 4 connected to a printed circuit board 2 on which a predetermined branch circuit is formed, and an end portion of the printed circuit board 2 is connected to a plug (female connector) 12. A terminal 9 is provided. The branch circuit structure 11 can be easily attached to and detached from the plug 12. Therefore, even if the fuse 4 is blown, the fuse 4 can be easily replaced in a short time.
【００１０】[0010]
【効果】以上述べたように、本発明の分岐回路構造体
は、分岐回路を形成した印刷回路基板の前記分岐回路に
ヒューズを一体に取り付けたものなので、構造が簡略且
つコンパクトであり、自動車内配線等に使用して顕著な
効果を奏する。As described above, since the branch circuit structure of the present invention has a fuse integrally attached to the branch circuit of the printed circuit board on which the branch circuit is formed, the structure is simple and compact. It has a remarkable effect when used for wiring.
【図１】本発明の分岐回路構造体の第１の実施例を示す
斜視説明図である。FIG. 1 is a perspective explanatory view showing a first embodiment of a branch circuit structure of the present invention.
【図２】本発明の分岐回路構造体におけるヒューズ接続
方法の態様を示す縦断面図である。FIG. 2 is a vertical cross-sectional view showing an aspect of a method for connecting a fuse in a branch circuit structure of the present invention.
【図３】本発明の分岐回路構造体の第２の実施例を示す
斜視説明図である。FIG. 3 is a perspective explanatory view showing a second embodiment of the branch circuit structure of the present invention.
【図４】従来の分岐回路構造体の斜視図である。FIG. 4 is a perspective view of a conventional branch circuit structure.
１,11 分岐回路構造体 ２ 印刷回路基板 ３ 半田パット部 ４ ブレード型ヒューズ ５ ブレード型ヒューズの端子タブ部 ６ ブレード型ヒューズの端子タブ部の折り曲げ部 ７,17 雌コネクタ ８ 基板コネクタ ９ ターミナル 10 タブ挿入用穴 12 プラグ 13 バスバー 14 絶縁体 15 上部筐体 16 下部筐体 18 ヒューズ 19 タブの起立部 20 ヒューズの端子 21 中間接続端子 1,11 Branch circuit structure 2 Printed circuit board 3 Solder pad section 4 Blade type fuse 5 Terminal tab section of blade type fuse 6 Bent section of terminal tab section of blade type fuse 7,17 Female connector 8 Board connector 9 Terminal 10 tab Insertion hole 12 Plug 13 Busbar 14 Insulator 15 Upper case 16 Lower case 18 Fuse 19 Tab upright 20 Fuse terminal 21 Intermediate connection terminal
Claims (2)
分岐回路に、ヒューズを一体に取り付けたことを特徴と
する分岐回路構造体。1. A branch circuit structure, wherein a fuse is integrally attached to the branch circuit of the printed circuit board on which the branch circuit is formed.
タブ部を分岐回路に半田付けすることを特徴とする請求
項１記載の分岐回路構造体。2. The branch circuit structure according to claim 1, wherein the fuse is provided with a terminal tab portion, and the terminal tab portion is soldered to the branch circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6035359A JPH07227027A (en) | 1994-02-08 | 1994-02-08 | Branch circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6035359A JPH07227027A (en) | 1994-02-08 | 1994-02-08 | Branch circuit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07227027A true JPH07227027A (en) | 1995-08-22 |
Family
ID=12439697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6035359A Pending JPH07227027A (en) | 1994-02-08 | 1994-02-08 | Branch circuit structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07227027A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0793249A3 (en) * | 1996-02-28 | 1998-02-04 | Harness System Technologies Research, Ltd. | Electric connection box |
| EP1130731A1 (en) * | 1995-12-28 | 2001-09-05 | Sumitomo Wiring Systems, Ltd. | An electrical connection box for an automotive vehicle |
| JP2006318768A (en) * | 2005-05-12 | 2006-11-24 | Taiheiyo Seiko Kk | fuse |
| JP2009252476A (en) * | 2008-04-04 | 2009-10-29 | Koyo Electronics Ind Co Ltd | Fuse unit |
| CN108648972A (en) * | 2018-07-09 | 2018-10-12 | 柳州紫荆循环能源科技有限公司 | Fast Installation fuse integration module in a kind of wire casing |
| WO2021145219A1 (en) * | 2020-01-14 | 2021-07-22 | 住友電装株式会社 | Board structure |
-
1994
- 1994-02-08 JP JP6035359A patent/JPH07227027A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1130731A1 (en) * | 1995-12-28 | 2001-09-05 | Sumitomo Wiring Systems, Ltd. | An electrical connection box for an automotive vehicle |
| EP0793249A3 (en) * | 1996-02-28 | 1998-02-04 | Harness System Technologies Research, Ltd. | Electric connection box |
| US5877944A (en) * | 1996-02-28 | 1999-03-02 | Harness System Technologies Research, Ltd. | Electric connection box for housing wire harness |
| JP2006318768A (en) * | 2005-05-12 | 2006-11-24 | Taiheiyo Seiko Kk | fuse |
| JP2009252476A (en) * | 2008-04-04 | 2009-10-29 | Koyo Electronics Ind Co Ltd | Fuse unit |
| CN108648972A (en) * | 2018-07-09 | 2018-10-12 | 柳州紫荆循环能源科技有限公司 | Fast Installation fuse integration module in a kind of wire casing |
| CN108648972B (en) * | 2018-07-09 | 2023-11-21 | 柳州紫荆循环能源科技有限公司 | A quick installation fuse integrated module in the wire trough |
| WO2021145219A1 (en) * | 2020-01-14 | 2021-07-22 | 住友電装株式会社 | Board structure |
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