JPH11204964A - Bendable wiring board - Google Patents
Bendable wiring boardInfo
- Publication number
- JPH11204964A JPH11204964A JP493598A JP493598A JPH11204964A JP H11204964 A JPH11204964 A JP H11204964A JP 493598 A JP493598 A JP 493598A JP 493598 A JP493598 A JP 493598A JP H11204964 A JPH11204964 A JP H11204964A
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- hinge
- bent
- insulating substrate
- flexible 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.)
- Granted
Links
Landscapes
- Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
- Structure Of Printed Boards (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、電線等の可撓性の
回路を弛みなくスムーズに屈曲させ得る屈曲配線板に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bent wiring board capable of smoothly bending a flexible circuit such as an electric wire without loosening.
【０００２】[0002]
【従来の技術】図５(a)(b)は、特開平３−１５５３１６
号公報に記載された従来の屈曲配線板を示すものであ
る。この屈曲配線板１５は、図５(a) の如く上層及び下
層の各バスバー１６，１７と、両バスバー１６，１７の
間に配置される絶縁基板１８と、各部材１６〜１８を載
置する絶縁樹脂製の下ケース１９とで構成される。2. Description of the Related Art FIGS. 5A and 5B are Japanese Unexamined Patent Publication No. 3-155316.
1 shows a conventional bent wiring board described in Japanese Unexamined Patent Publication (Kokai) No. H10-26095. As shown in FIG. 5 (a), the bent wiring board 15 places the upper and lower bus bars 16, 17, an insulating substrate 18 disposed between the bus bars 16, 17, and the members 16 to 18. And a lower case 19 made of insulating resin.
【０００３】下ケース１９には所要位置にヒンジ２０と
ロック手段２１とが設けられ、ヒンジ２０に対応して絶
縁基板１８にヒンジ２２が形成され、各バスバー１６，
１７に折曲げ可能な切込み２３がそれぞれ形成されてい
る。各バスバー１６，１７には雄端子２４が突設され、
絶縁基板１８には雄端子挿通孔２５が形成され、下ケー
ス１９には、雄端子２４を収容するコネクタハウジング
２６が形成されている。The lower case 19 is provided with a hinge 20 and a lock means 21 at required positions, and a hinge 22 is formed on the insulating substrate 18 corresponding to the hinge 20.
17 are formed with bendable cuts 23, respectively. Male terminals 24 protrude from each bus bar 16, 17,
A male terminal insertion hole 25 is formed in the insulating substrate 18, and a connector housing 26 that houses the male terminal 24 is formed in the lower case 19.
【０００４】各部材１６〜１９はヒンジ２０，２２や切
込み２３から屈曲可能であり、図５(b) の如く各部材１
６〜１９が組み付けられた状態で、ヒンジ２０，２２や
切込み２３から所要角度に折り曲げられて、屈曲配線板
１５が構成される。Each of the members 16 to 19 can be bent from hinges 20 and 22 and a cut 23, and as shown in FIG.
In a state where 6 to 19 are assembled, the bent wiring board 15 is formed by bending the hinges 20 and 22 and the notch 23 to a required angle.
【０００５】しかしながら、上記従来の構造にあって
は、バスバー１６，１７を使用するために回路変更が難
しいと共に、屈曲作業性が悪く、多くの作業工数がかか
り、屈曲角度も限定され、例えば直角になるように大き
く曲げることは非常に困難であった。However, in the above-described conventional structure, the use of the busbars 16 and 17 makes it difficult to change the circuit, and the bending workability is poor, a large number of work steps are required, and the bending angle is limited. It was very difficult to make a large bend so that
【０００６】一方、図６(a)(b)は、特開平７−２２１４
１８号公報に記載された従来の屈曲配線板を示すもので
ある。この屈曲配線板２８は、二枚の硬質の絶縁基板２
９，３０と、絶縁基板２９，３０の上に懸け渡されたフ
レキシブル回路体３１と、絶縁基板２９，３０上でフレ
キシブル回路体３１の上に配設された大電流用の厚肉回
路導体３２，３３と、フレキシブル回路体３１を屈曲し
た状態で二枚の絶縁基板２９，３０の間に配設され、二
枚の絶縁基板２９，３０を連結するＬ字状の接続端子板
３４とで構成される。On the other hand, FIGS. 6A and 6B show Japanese Patent Application Laid-Open No. 7-2214.
1 shows a conventional bent wiring board described in Japanese Patent Application Publication No. 18-182. This bent wiring board 28 is made of two hard insulating substrates 2
9, 30; a flexible circuit body 31 suspended over the insulating substrates 29, 30; and a large current thick circuit conductor 32 disposed on the flexible circuit body 31 on the insulating substrates 29, 30. , 33 and an L-shaped connection terminal plate 34 disposed between the two insulating substrates 29, 30 in a state where the flexible circuit body 31 is bent, and connecting the two insulating substrates 29, 30. Is done.
【０００７】接続端子板３４はねじ部材３５で各厚肉回
路導体３２，３３に固定接続され、二枚の絶縁基板２
９，３０を直角に曲がった状態に保持する。屈曲配線板
２８は、図示しない機器や電気接続箱等の内部に組み込
まれる。[0007] The connection terminal plate 34 is fixedly connected to each of the thick circuit conductors 32 and 33 by a screw member 35, and the two insulating substrates 2
9 and 30 are held at a right angle. The bent wiring board 28 is incorporated in a device (not shown), an electric connection box, or the like.
【０００８】上記構造によれば、フレキシブル回路体３
１により配線板２８を大きな角度に容易に曲げることが
できる。しかしながら、別部品の接続端子板３４をねじ
部材３３で締付接続するために、緩み等により電気的接
続の信頼性が低下したり、組付作業性すなわち屈曲作業
性が悪く、組付工数が増加するといった懸念があった。According to the above structure, the flexible circuit body 3
1, the wiring board 28 can be easily bent to a large angle. However, since the connection terminal plate 34 as a separate component is tightened and connected with the screw member 33, the reliability of the electrical connection is reduced due to looseness or the like, or the assembling workability, that is, the bending workability is poor. There was concern that it would increase.
【０００９】また、上記接続端子板３４に代えて二枚の
絶縁基板２９，３０をヒンジ（図示せず）で連結し、フ
レキシブル回路体３１や複数本の電線（図示せず）をヒ
ンジ近傍の絶縁基板２９，３０上に配線した場合には、
配線板の屈曲と共にフレキシブル回路体３１や電線が歪
んだり弛んだりして、配線板の屈曲をうまく行えなかっ
たり、あるいは弛んだフレキシブル回路体３１や電線が
絶縁基板や他の部品等と干渉して傷付いたり断線したり
し、あるいは電線の配列が乱れたりするといった懸念が
あった。Further, instead of the connection terminal plate 34, two insulating substrates 29, 30 are connected by a hinge (not shown), and the flexible circuit body 31 and a plurality of electric wires (not shown) are connected near the hinge. When wiring on the insulating substrates 29 and 30,
The flexible circuit body 31 or the electric wire is distorted or loosened with the bending of the wiring board, and the bending of the wiring board cannot be performed well, or the loosened flexible circuit body 31 or the electric wire interferes with the insulating substrate or other components and the like. There were concerns that the wires could be damaged or disconnected, or that the arrangement of the wires would be disturbed.
【００１０】[0010]
【発明が解決しようとする課題】本発明は、上記した点
に鑑み、回路変更を容易に行えると共に、作業性良く、
大きく例えば直角に簡単且つ確実に屈曲させることがで
き、しかもフレキシブル回路体や電線の弛みに伴う傷付
きや配線の乱れを確実に防止することのできる屈曲配線
板を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and makes it possible to easily change a circuit and improve workability.
An object of the present invention is to provide a bent wiring board which can be easily and reliably bent to a large angle, for example, at a right angle, and which can surely prevent damage and wiring disturbance due to looseness of a flexible circuit body and an electric wire.
【００１１】[0011]
【課題を解決するための手段】上記目的を達成するため
に、本発明は、絶縁基板がヒンジで屈曲可能に連結さ
れ、可撓性の回路が該ヒンジの上を経て該絶縁基板の上
に配設され、該絶縁基板に、該ヒンジの近傍から電線長
手方向に、該回路の屈曲部を進入させる凹部が形成され
たことを特徴とする。前記絶縁基板のヒンジ側の端部に
当接用のテーパ面が所要角度に形成されていることも可
能である。SUMMARY OF THE INVENTION To achieve the above object, the present invention provides an insulating substrate, wherein an insulating substrate is flexibly connected by a hinge, and a flexible circuit passes over the hinge and is mounted on the insulating substrate. A concave portion is provided on the insulating substrate, the concave portion allowing a bent portion of the circuit to enter from a vicinity of the hinge in a longitudinal direction of the electric wire. It is also possible that a tapered surface for contact is formed at a required angle at the hinge-side end of the insulating substrate.
【００１２】[0012]
【発明の実施の形態】以下に本発明の実施の形態の具体
例を図面を用いて詳細に説明する。図１〜図４は、本発
明に係る屈曲配線板の一実施例を示すものである。Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 4 show an embodiment of a bent wiring board according to the present invention.
【００１３】この屈曲配線板１は、ヒンジ２で連結され
た合成樹脂製の二枚の硬質の絶縁基板３，４と、ヒンジ
２を跨いで二枚の絶縁基板３，４に並列に配線された複
数本の被覆電線（可撓性の回路）５とで構成され、ヒン
ジ２を境にして二枚の絶縁基板３，４に、ヒンジ２の近
傍から電線長手方向にそれぞれ電線屈曲用の凹溝（凹
部）６，７を形成したことを特徴とするものである。This bent wiring board 1 is wired in parallel to two rigid insulating substrates 3 and 4 made of synthetic resin connected by hinges 2 and two insulating substrates 3 and 4 across the hinges 2. And a plurality of insulated wires (flexible circuits) 5 formed on the two insulating substrates 3 and 4 with the hinge 2 as a boundary. The grooves (recesses) 6 and 7 are formed.
【００１４】各絶縁基板３，４のヒンジ２側の端部は４
５°の角度でテーパ状に面取りされており（図３）、絶
縁基板３，４の屈曲時にこのテーパ面８，９同士が接合
して、直角に屈曲した屈曲配線板１が構成される（図
４）。テーパ面８，９の角度は配線板１の屈曲角度、す
なわち図示しない電気接続箱や機器に対する取付角度に
応じて適宜設定される。The ends of the insulating substrates 3 and 4 on the hinge 2 side are 4
The tapered surface is chamfered at an angle of 5 ° (FIG. 3), and when the insulating substrates 3 and 4 are bent, the tapered surfaces 8 and 9 are joined together to form a bent wiring board 1 bent at a right angle ( (Fig. 4). The angles of the tapered surfaces 8 and 9 are appropriately set according to the bending angle of the wiring board 1, that is, the angle of attachment to an electric connection box or a device (not shown).
【００１５】ヒンジ２は例えば各絶縁基板３，４と一体
に合成樹脂で薄板状に形成されている。電線５は凹溝
６，７の部分を除いて絶縁基板３，４の表面に圧接や接
着等の手段で固定されている。なお、複数本の電線５に
代えてフレキシブル回路体（可撓性の回路）を設けるこ
とも可能である。The hinge 2 is formed of a synthetic resin into a thin plate, for example, integrally with the insulating substrates 3 and 4. The electric wire 5 is fixed to the surfaces of the insulating substrates 3 and 4 except for the concave grooves 6 and 7 by means such as pressure contact or adhesion. In addition, it is also possible to provide a flexible circuit body (flexible circuit) instead of the plurality of electric wires 5.
【００１６】絶縁基板３，４のテーパ面８，９から電線
長手方向に若干距離をおいて凹溝６，７の始端６ａ，７
ａ（図３）が形成され、配線板屈曲時（図４）の電線５
の屈曲部よりも電線長手方向に長く距離をおいて凹溝
６，７の終端６ｂ，７ｂ（図３）が形成されている。配
線板屈曲時に電線５は凹溝６，７内に円弧状に湾曲して
収容される。The starting ends 6a, 7 of the recessed grooves 6, 7 are spaced slightly from the tapered surfaces 8, 9 of the insulating substrates 3, 4 in the longitudinal direction of the electric wire.
a (FIG. 3) is formed, and the electric wire 5 when the wiring board is bent (FIG. 4)
The ends 6b and 7b (FIG. 3) of the concave grooves 6 and 7 are formed at a distance longer in the longitudinal direction of the electric wire than the bent portion of FIG. When the wiring board is bent, the electric wire 5 is accommodated in the concave grooves 6 and 7 while being curved in an arc shape.
【００１７】配線板屈曲時に、本例において電線５は凹
溝６，７の始端６ａ，７ａに軽く触れるか非接触で、凹
溝６，７の終端６ｂ，７ｂに非接触である。凹溝６，７
の終端６ｂ，７ｂは、電線５が接した場合でもスムーズ
に導出されるようにテーパ状に形成されている。始端６
ａ，７ａ及び終端６ｂ，７ｂと絶縁基板３，４の表面３
ａ，４ａとの各交差部は滑らかなアール形状とすること
が好ましい。凹溝６，７は複数の電線５の長手直交方向
（横断方向）に連続したものであり、あるいは電線一本
ずつに対応して細長く切欠形成されたものであってもよ
い。In this embodiment, when the wiring board is bent, the electric wire 5 is lightly touched or not in contact with the starting ends 6a and 7a of the concave grooves 6 and 7, and is not in contact with the terminal ends 6b and 7b of the concave grooves 6 and 7. Grooves 6, 7
Are formed in a tapered shape so as to be smoothly led out even when the electric wire 5 is in contact. Beginning 6
a, 7a, terminations 6b, 7b and surfaces 3 of insulating substrates 3, 4
It is preferable that each intersection with a and 4a has a smooth round shape. The concave grooves 6 and 7 may be continuous in the direction perpendicular to the longitudinal direction (transverse direction) of the plurality of electric wires 5, or may be formed to be elongated and notched corresponding to each electric wire.
【００１８】絶縁基板３，４には圧接端子１０が植設さ
れ、圧接端子１０の圧接部１０ａ（図３）が絶縁基板３
の表面側で電線５に圧接接続し、圧接端子１０の雄タブ
部１０ｂが絶縁基板３の裏面側で雌コネクタハウジング
１１内に突出している。雌コネクタハウジング１１は絶
縁基板３と一体に形成されている。雌コネクタハウジン
グ１１と雄タブ部１０ｂとで雌コネクタ１２が構成さ
れ、雌コネクタ１２は例えば外部ワイヤハーネス（図示
せず）の雄コネクタに接続される。屈曲した二枚の絶縁
基板３，４は例えば図示しない係止部材で固定される。A press contact terminal 10 is implanted on the insulating substrates 3 and 4, and a press contact portion 10a (FIG. 3) of the press contact terminal 10 is
The male tab portion 10 b of the press contact terminal 10 protrudes into the female connector housing 11 on the back surface side of the insulating substrate 3. The female connector housing 11 is formed integrally with the insulating substrate 3. The female connector 12 is constituted by the female connector housing 11 and the male tab portion 10b, and the female connector 12 is connected to, for example, a male connector of an external wire harness (not shown). The two bent insulating substrates 3 and 4 are fixed by, for example, a locking member (not shown).
【００１９】電線５の太さや圧接端子１０の板厚を変え
ることで、弱電用にも強電用にも容易に対応することが
できる。また、切断や屈曲配索の容易な電線５を用いる
ことで、回路変更にも容易に対応することができる。配
線板３，４の屈曲と同時に凹溝６，７内に電線５が屈曲
して進入することで、電線５の弛みや歪みが吸収され、
絶縁基板３，４上で電線５が真直に位置し、電線５の配
列の乱れが防止される。By changing the thickness of the electric wire 5 and the plate thickness of the press contact terminal 10, it is possible to easily cope with both weak and heavy currents. Further, by using the electric wire 5 which can be easily cut and bent, it is possible to easily cope with a circuit change. When the wires 5 bend and enter the grooves 6 and 7 simultaneously with the bending of the wiring boards 3 and 4, the slack and distortion of the wires 5 are absorbed,
The electric wires 5 are positioned straight on the insulating substrates 3 and 4, and the arrangement of the electric wires 5 is prevented from being disordered.
【００２０】[0020]
【発明の効果】以上の如く、請求項１記載の発明によれ
ば、絶縁基板を屈曲させた際に、可撓性の回路が湾曲し
て凹部内に進入することで、回路の歪みや弛みが凹部で
吸収され、回路が浮き上がったり弛んだりすることなく
スムーズに屈曲する。それにより、屈曲作業性や組付作
業性が向上し、回路を大きく簡単且つ確実に屈曲させる
ことができると共に、回路配線の乱れや、他部品等との
干渉による回路の傷付きが防止される。可撓性の回路と
して電線を用いれば、回路変更をも容易に行うことがで
きるのは勿論である。また、請求項２記載の発明によれ
ば、絶縁基板のテーパ面同士が当接することで、配線板
の屈曲角が正確に規定される。As described above, according to the first aspect of the present invention, when the insulating substrate is bent, the flexible circuit bends and enters into the concave portion, thereby distorting or loosening the circuit. Is absorbed by the concave portion, and the circuit bends smoothly without floating or loosening. Thereby, the bending workability and the assembling workability are improved, and the circuit can be easily and reliably bent large, and at the same time, the circuit wiring is not disturbed and the circuit is prevented from being damaged due to interference with other parts. . If an electric wire is used as the flexible circuit, it is needless to say that the circuit can be easily changed. Further, according to the second aspect of the present invention, the tapered surfaces of the insulating substrates come into contact with each other, whereby the bending angle of the wiring board is accurately defined.
【図１】本発明に係る屈曲配線板の一実施例を示す斜視
図である。FIG. 1 is a perspective view showing one embodiment of a bent wiring board according to the present invention.
【図２】屈曲配線板の屈曲状態を鎖線で示す斜視図であ
る。FIG. 2 is a perspective view showing a bent state of a bent wiring board by a chain line.
【図３】屈曲配線板を示す側面図である。FIG. 3 is a side view showing a bent wiring board;
【図４】屈曲配線板の屈曲状態を示す側面図である。FIG. 4 is a side view showing a bent state of the bent wiring board.
【図５】(a) は従来の屈曲配線板の各構成部品を示す側
面図、(b) は組付状態を示す側面図である。FIG. 5A is a side view showing components of a conventional bent wiring board, and FIG. 5B is a side view showing an assembled state.
【図６】(a) は他の従来例の屈曲前の状態を示す縦断面
図、(b) は屈曲した状態の縦断面図である。6 (a) is a longitudinal sectional view showing a state before bending of another conventional example, and FIG. 6 (b) is a longitudinal sectional view showing a bent state.
１ 屈曲配線板 ２ ヒンジ ３，４ 絶縁基板 ５ 電線（回路） ６，７ 凹溝（凹部） ８，９ テーパ面 DESCRIPTION OF SYMBOLS 1 Bent wiring board 2 Hinge 3, 4 Insulating substrate 5 Electric wire (circuit) 6, 7 Groove (recess) 8, 9 Tapered surface
Claims (2)
れ、可撓性の回路が該ヒンジの上を経て該絶縁基板に配
設され、該絶縁基板に、該ヒンジの近傍から電線長手方
向に、該回路の屈曲部を進入させる凹部が形成されたこ
とを特徴とする屈曲配線板。An insulating substrate is flexibly connected by a hinge, and a flexible circuit is disposed on the insulating substrate via the hinge, and the insulating substrate is provided on the insulating substrate in a longitudinal direction of the electric wire from near the hinge. A bent wiring board formed with a concave portion into which the bent portion of the circuit enters.
のテーパ面が所要角度に形成されたことを特徴とする請
求項１記載の屈曲配線板。2. The bent wiring board according to claim 1, wherein a tapered surface for contact is formed at a required angle at an end of the insulating substrate on a hinge side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00493598A JP3487542B2 (en) | 1998-01-13 | 1998-01-13 | Bent wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00493598A JP3487542B2 (en) | 1998-01-13 | 1998-01-13 | Bent wiring board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11204964A true JPH11204964A (en) | 1999-07-30 |
| JP3487542B2 JP3487542B2 (en) | 2004-01-19 |
Family
ID=11597446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP00493598A Expired - Fee Related JP3487542B2 (en) | 1998-01-13 | 1998-01-13 | Bent wiring board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3487542B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002096165A1 (en) * | 2001-05-21 | 2002-11-28 | Coroplast Fritz Müller Gmbh & Co. Kg | Conductive foil, such as a conductive foil cable or a conductive foil plate |
| EP1665909A1 (en) * | 2003-09-11 | 2006-06-07 | Motorola, Inc. | Electronic control unit |
| KR100716828B1 (en) | 2005-03-26 | 2007-05-09 | 삼성전기주식회사 | Flexible PCB with surplus bent for electronic equipments |
-
1998
- 1998-01-13 JP JP00493598A patent/JP3487542B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002096165A1 (en) * | 2001-05-21 | 2002-11-28 | Coroplast Fritz Müller Gmbh & Co. Kg | Conductive foil, such as a conductive foil cable or a conductive foil plate |
| EP1263269A1 (en) * | 2001-05-21 | 2002-12-04 | Coroplast Fritz Müller GmbH & Co. KG | Foil conductor, such as foil conductor cable or foil circuit board |
| EP1665909A1 (en) * | 2003-09-11 | 2006-06-07 | Motorola, Inc. | Electronic control unit |
| EP1665909A4 (en) * | 2003-09-11 | 2009-03-25 | Motorola Inc | Electronic control unit |
| KR100716828B1 (en) | 2005-03-26 | 2007-05-09 | 삼성전기주식회사 | Flexible PCB with surplus bent for electronic equipments |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3487542B2 (en) | 2004-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20031014 |
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| LAPS | Cancellation because of no payment of annual fees |