JPH1117305A - Printed circuit board - Google Patents
Printed circuit boardInfo
- Publication number
- JPH1117305A JPH1117305A JP17231997A JP17231997A JPH1117305A JP H1117305 A JPH1117305 A JP H1117305A JP 17231997 A JP17231997 A JP 17231997A JP 17231997 A JP17231997 A JP 17231997A JP H1117305 A JPH1117305 A JP H1117305A
- Authority
- JP
- Japan
- Prior art keywords
- electronic component
- engaging
- printed wiring
- wiring board
- engaging portion
- 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
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/119—Details of rigid insulating substrates therefor, e.g. three-dimensional details
-
- 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/306—Lead-in-hole components, e.g. affixing or retention before soldering, spacing means
- H05K3/308—Adaptations of leads
Landscapes
- Mounting Components In General For Electric Apparatus (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明はプリント配線基板に
関し、特にスナップ形状の係合部を有する電子部品が取
り付けられるプリント配線基板に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printed wiring board, and more particularly to a printed wiring board to which an electronic component having a snap-shaped engaging portion is attached.
【０００２】[0002]
【従来の技術】従来より、図２（ａ）に示すように、電
子部品１にスナップ形状の係合部２を複数個（図では１
個のみを図示する）設け、図２（ｂ）に示すように、プ
リント配線基板３に係合部２と係合する係合孔４を設
け、係合孔４に係合部２を挿入することにより、プリン
ト配線基板３上に電子部品１を固定することが行われて
いる。なお、本明細書でいう「スナップ形状の係合部」
とは、図２（ａ）に示すように、先端部が係合孔の径よ
り若干大きく形成されており、縦にスリット２ａが形成
された形状のものを指している。係合部２の平面断面形
状は、円形または楕円形である。2. Description of the Related Art Conventionally, as shown in FIG. 2 (a), a plurality of snap-shaped engaging portions 2 (1 in FIG.
2), and as shown in FIG. 2 (b), an engagement hole 4 for engaging with the engagement portion 2 is provided on the printed wiring board 3, and the engagement portion 2 is inserted into the engagement hole 4. Thus, the electronic component 1 is fixed on the printed wiring board 3. It should be noted that the "snap-shaped engaging portion" referred to in this specification.
2A, as shown in FIG. 2A, refers to a shape in which the distal end portion is formed slightly larger than the diameter of the engagement hole and the slit 2a is formed vertically. The planar cross-sectional shape of the engaging portion 2 is circular or elliptical.
【０００３】プリント配線基板３に形成された係合孔４
の形状としては、図２（ｂ）のＡ−Ａ線断面図である図
３（ａ）及び（ｂ）に示すような形状が知られている。
図３（ａ）に示すように、角形の係合孔４ａが形成され
たプリント配線基板３ａに電子部品の係合部２を挿入し
た場合、係合部２は係合孔４ａに６箇所で線接触して保
持された状態となる。そのため、電子部品がプリント配
線基板３ａ上で不安定となり、電子部品ががたついた
り、係合部２が係合孔４ａから抜ける虞があった。An engagement hole 4 formed in a printed wiring board 3
3A and 3B, which are cross-sectional views taken along the line AA in FIG.
As shown in FIG. 3A, when the engaging portion 2 of the electronic component is inserted into the printed wiring board 3a in which the rectangular engaging hole 4a is formed, the engaging portion 2 is inserted into the engaging hole 4a at six places. It is in a state of being held in line contact. Therefore, the electronic component becomes unstable on the printed wiring board 3a, and there is a possibility that the electronic component rattles or the engaging portion 2 comes off from the engaging hole 4a.
【０００４】また、図３（ｂ）に示すように、円形の係
合孔４ｂが形成されたプリント配線基板３ｂに電子部品
の係合部２を挿入する場合、係合部２は、全周に渡って
係合孔４ｂの開口縁と接触しながら挿入されるため、係
合部２を係合孔４ｂに挿入しづらかったり、あるいは強
い力で係合部２を押し込む必要があった。円形の係合孔
４ｂに電子部品の係合部２を強い力で挿入すると、挿入
時に振動が発生し、この電子部品の周辺に位置する、プ
リント配線基板３ｂに装着済みの他の電子部品に対し、
浮きや位置ずれ等を発生させる虞がある。As shown in FIG. 3 (b), when the engaging portion 2 of the electronic component is inserted into the printed wiring board 3b having the circular engaging hole 4b, the engaging portion 2 has an entire circumference. Therefore, it is difficult to insert the engaging portion 2 into the engaging hole 4b, or it is necessary to push the engaging portion 2 with a strong force. When the engaging portion 2 of the electronic component is inserted into the circular engaging hole 4b with a strong force, vibration occurs at the time of insertion, and the vibration is generated in other electronic components mounted on the printed wiring board 3b and located around the electronic component. On the other hand,
There is a possibility that floating or displacement may occur.
【０００５】そのため、スナップ形状の係合部を持つ電
子部品の取り付け後に周辺電子部品の修正作業を必要と
し、作業工数の増加を招いたり、あるいは、プリント配
線基板上にスナップ形状の係合部を持つ電子部品を最初
に取り付けなければならないといった取り付け順序の制
約を受けるという問題点があった。なお、係合部２の挿
入後は、係合部２が係合孔４ｂに面接触して保持された
状態となる。[0005] Therefore, it is necessary to repair peripheral electronic components after mounting the electronic component having the snap-shaped engaging portion, which leads to an increase in the number of working steps, or the snap-shaped engaging portion is formed on the printed wiring board. There is a problem in that the mounting order is restricted such that the electronic components must be mounted first. After the insertion of the engaging portion 2, the engaging portion 2 is held in surface contact with the engaging hole 4b.
【０００６】[0006]
【発明が解決しようとする課題】従って、本発明が解決
しようとする課題は、スナップ形状の係合部を有する電
子部品が取り付けられるプリント配線基板において、電
子部品の係合部の挿入を容易に行うことができるととも
に、電子部品を安定して保持することができるプリント
配線基板を提供することである。SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a printed wiring board on which an electronic component having a snap-shaped engaging portion is mounted, which facilitates insertion of the engaging portion of the electronic component. An object of the present invention is to provide a printed wiring board that can perform the above-mentioned operations and can stably hold an electronic component.
【０００７】[0007]
【課題を解決するための手段】上記課題を解決するため
に、本発明のプリント配線基板は、円形及び楕円形のい
ずれか一方の平面断面形状を持つ、スナップ形状の係合
部を有する電子部品が、係合部と、プリント配線基板に
設けられた係合孔との係合により取り付けられるプリン
ト配線基板において、係合孔の平面形状が、係合部の外
周面を、面接触及び複数の線接触で保持する形状である
ことを特徴とする。例えば、この係合孔を、矩形の一側
縁に、係合部の平面断面形状に対応する円弧あるいは楕
円弧を組み合わせた平面形状とすれば、スナップ形状の
係合部の外周面を、面接触及び複数の線接触で保持する
ことができる。なお、上記した楕円形には、正確な楕円
でない長円形等も含むものとする。In order to solve the above-mentioned problems, a printed wiring board according to the present invention is provided with an electronic component having a snap-shaped engaging portion having one of a circular cross-section and an elliptical cross-section. However, in the printed wiring board attached by the engagement of the engagement portion and the engagement hole provided in the printed wiring board, the planar shape of the engagement hole is such that the outer peripheral surface of the engagement portion is in surface contact and a plurality of positions. It is characterized in that it is held in line contact. For example, if the engaging hole is formed in a plane shape in which one side edge of a rectangle is combined with an arc or an elliptical arc corresponding to the plane sectional shape of the engaging portion, the outer peripheral surface of the snap-shaped engaging portion is brought into surface contact. And a plurality of line contacts. Note that the above-mentioned ellipse includes an oval which is not an accurate ellipse.
【０００８】本発明のプリント配線基板の係合孔は、ス
ナップ形状の係合部の外周面を、面接触及び複数の線接
触により保持するため、面接触の部分により係合部挿入
後の安定性が確保される。また、係合部を係合孔に挿入
する際には、係合部が全周に渡って係合孔の開口縁と接
触するわけではないので、係合部を係合孔へ容易に挿入
することができる。The engagement hole of the printed wiring board of the present invention holds the outer peripheral surface of the snap-shaped engagement portion by surface contact and a plurality of line contacts. Nature is secured. Further, when the engaging portion is inserted into the engaging hole, the engaging portion does not contact the opening edge of the engaging hole over the entire circumference, so that the engaging portion is easily inserted into the engaging hole. can do.
【０００９】[0009]
【発明の実施の形態】以下、本発明の実施の形態例を図
面を参照して説明する。なお、図中の構成要素で従来の
技術と同様の構造をなしているものについては、同一の
参照符号を付し、一部の説明を省略する。Embodiments of the present invention will be described below with reference to the drawings. Note that components in the drawings having the same structure as the conventional technology are denoted by the same reference numerals, and some description thereof will be omitted.
【００１０】図１は本発明のプリント配線基板の実施の
形態例を示す図であり、同図（ａ）は電子部品取り付け
時の状態を示す側面断面図、同図（ｂ）は電子部品取り
付け後の状態を示す側面断面図、同図（ｃ）は同図
（ｂ）のＢ−Ｂ線断面図である。FIG. 1 is a view showing an embodiment of a printed wiring board according to the present invention. FIG. 1 (a) is a side sectional view showing a state when electronic components are mounted, and FIG. FIG. 4C is a side cross-sectional view showing a later state, and FIG. 5C is a cross-sectional view taken along line BB of FIG.
【００１１】図１（ａ）に示すように、本発明のプリン
ト配線基板１３は、平面断面形状が円形のスナップ形状
の係合部２を有する、例えばＡＣインレット等の電子部
品１が装着されるものである。係合部２には、縦に１本
のスリット２ａが形成されている。このスリットは、複
数のスリットが縦に交差する方向に形成されたものであ
ってもよい。なお、ＡＣインレットとは、電子機器等に
商用交流電源を導入するためのコネクタ部材であり、上
述した係合部２の他に、商用交流電源と接続される電源
端子や電子機器内のプリント配線基板と接続される端子
等（いずれも図示省略）を備えている。プリント配線基
板１３には、電子部品１の係合部２が挿入される係合孔
１４が形成されており、図１（ｃ）に示すように、係合
孔１４は、矩形の一側縁に係合部２の平面断面形状に対
応する円弧を組み合わせた平面形状を有している。As shown in FIG. 1 (a), a printed wiring board 13 of the present invention has an electronic component 1 such as an AC inlet having a snap-shaped engaging portion 2 having a circular planar cross section. Things. The engaging portion 2 has one slit 2a formed vertically. The slit may be formed in a direction in which a plurality of slits vertically intersect. The AC inlet is a connector member for introducing a commercial AC power supply to an electronic device or the like. In addition to the above-described engaging portion 2, a power supply terminal connected to the commercial AC power supply and a printed wiring in the electronic device are provided. Terminals and the like (both not shown) connected to the substrate are provided. An engagement hole 14 into which the engagement portion 2 of the electronic component 1 is inserted is formed in the printed wiring board 13, and as shown in FIG. Has a planar shape obtained by combining an arc corresponding to the planar sectional shape of the engaging portion 2.
【００１２】図１（ａ）に示すように、プリント配線基
板１３に電子部品１を固定するために、係合孔１４に係
合部２を挿入すると、係合部２が弾性変形して両者の係
合が行われ、図１（ｂ）に示すように、プリント配線基
板１３上に電子部品１が固定される。このとき、電子部
品１の係合部２の外周面は、図１（ｃ）に示すように、
係合孔１４の矩形部分とは５箇所で線接触し、円弧部分
とは面接触する。そのため、円弧部分での面接触によ
り、係合部２を安定して保持することができる。また、
係合部２の挿入時において、係合部２が全周に渡って係
合孔１４の開口縁と接触するわけではないので、係合部
２の挿入の容易さを得ることができる。電子部品１をプ
リント配線基板１３に固定したあとは、端子をプリント
配線基板１３に接続する作業等が行われる。As shown in FIG. 1A, when the engaging part 2 is inserted into the engaging hole 14 to fix the electronic component 1 to the printed wiring board 13, the engaging part 2 is elastically deformed and Is performed, and the electronic component 1 is fixed on the printed wiring board 13 as shown in FIG. At this time, the outer peripheral surface of the engaging portion 2 of the electronic component 1 is, as shown in FIG.
Line contact is made with the rectangular portion of the engagement hole 14 at five places, and surface contact is made with the arc portion. Therefore, the engaging portion 2 can be stably held by the surface contact at the arc portion. Also,
When the engaging portion 2 is inserted, the engaging portion 2 does not come into contact with the opening edge of the engaging hole 14 over the entire circumference, so that the engaging portion 2 can be easily inserted. After fixing the electronic component 1 to the printed wiring board 13, an operation of connecting terminals to the printed wiring board 13 and the like are performed.
【００１３】スナップ形状の係合部２が挿入されるプリ
ント配線基板１３の係合孔１４を、上記のような形状と
することにより、振動を発生させることなく、係合部２
を係合孔１４へ容易に挿入することができる。そのた
め、電子部品１の周辺に位置する他の電子部品へ影響を
及ぼすことがなく、電子部品の取り付け順序の制約を受
けずに作業を行うことができる。By forming the engaging hole 14 of the printed wiring board 13 into which the snap-shaped engaging portion 2 is inserted as described above, the engaging portion 2 can be formed without generating vibration.
Can be easily inserted into the engagement hole 14. Therefore, there is no influence on other electronic components located around the electronic component 1, and work can be performed without being restricted by the order of mounting the electronic components.
【００１４】なお、上記の形態例では、平面断面形状が
円形のスナップ形状の係合部を有する電子部品を固定す
るものとして、矩形の一側縁に円弧を組み合わせた平面
形状を有する係合孔を設けたプリント配線基板を例示し
たが、本発明はこれに限定されるものではない。例え
ば、平面断面形状が楕円形や長円形等のスナップ形状の
係合部を有する電子部品を、プリント配線基板に固定す
る場合は、矩形の一側縁に、これら係合部の平面断面形
状に対応する楕円弧や曲線等を組み合わせた平面形状を
有する係合孔を設ければよい。また、矩形の対向する二
側縁にそれぞれ円弧等を組み合わせた平面形状の係合孔
であってもよい。さらに、本発明のプリント配線基板
は、上記の形態例で述べたＡＣインレットに限らず、ス
ナップ形状の係合部を持った他の電子部品が取り付けら
れるプリント配線基板にも適用することができる。In the above-described embodiment, an engagement hole having a planar shape in which one side edge of a rectangle is combined with an arc is used for fixing an electronic component having an engagement portion having a snap shape having a circular circular cross section. Although the printed wiring board provided with is exemplified, the present invention is not limited to this. For example, when fixing an electronic component having a snap-shaped engagement portion such as an elliptical shape or an oval shape to a printed wiring board, the electronic component has one side edge of a rectangle and the planar cross-sectional shape of these engagement portions. What is necessary is just to provide the engaging hole which has the planar shape which combined the corresponding elliptical arc, curve, etc. Further, it may be an engagement hole having a planar shape in which two opposing side edges of a rectangle are respectively combined with arcs or the like. Further, the printed wiring board of the present invention is not limited to the AC inlet described in the above embodiment, and can be applied to a printed wiring board to which another electronic component having a snap-shaped engaging portion is attached.
【００１５】[0015]
【発明の効果】本発明のプリント配線基板によれば、ス
ナップ形状の係合部の外周面を面接触及び複数の線接触
で保持する係合孔を設けたので、電子部品の係合部を係
合孔へ容易に挿入することができるとともに、電子部品
を安定して保持することができる。従って、組立作業性
が良好なプリント配線基板を提供することができる。According to the printed wiring board of the present invention, the engagement hole for holding the outer peripheral surface of the snap-shaped engagement portion by surface contact and a plurality of line contacts is provided. The electronic component can be easily inserted into the engagement hole, and the electronic component can be stably held. Therefore, it is possible to provide a printed wiring board having good assembling workability.
【図１】 本発明のプリント配線基板の実施の形態例を
示す図であり、（ａ）は電子部品取り付け時の状態を示
す側面断面図、（ｂ）は電子部品取り付け後の状態を示
す側面断面図、（ｃ）は（ｂ）のＢ−Ｂ線断面図。FIGS. 1A and 1B are diagrams showing an embodiment of a printed wiring board according to the present invention, in which FIG. 1A is a side sectional view showing a state when electronic components are mounted, and FIG. Sectional drawing, (c) is BB sectional drawing of (b).
【図２】 （ａ）はスナップ形状の係合部を持つ電子部
品を示す斜視図、（ｂ）は従来のプリント配線基板に電
子部品を取り付けた状態を示す側面断面図。FIG. 2A is a perspective view showing an electronic component having a snap-shaped engaging portion, and FIG. 2B is a side sectional view showing a state where the electronic component is mounted on a conventional printed wiring board.
【図３】 図２（ｂ）のＡ−Ａ線断面図。FIG. 3 is a sectional view taken along line AA in FIG. 2 (b).
１…電子部品、２…係合部、２ａ…スリット、３，３
ａ，３ｂ，１３…プリント配線基板、４，４ａ，４ｂ，
１４…係合孔DESCRIPTION OF SYMBOLS 1 ... Electronic component, 2 ... Engagement part, 2a ... Slit, 3, 3
a, 3b, 13 ... printed wiring board, 4, 4a, 4b,
14 ... engagement hole
Claims (1)
面形状を持つ、スナップ形状の係合部を有する電子部品
が、前記係合部と、プリント配線基板に設けられた係合
孔との係合により取り付けられるプリント配線基板にお
いて、 前記係合孔の平面形状は、前記係合部の外周面を、面接
触及び複数の線接触で保持する形状であることを特徴と
するプリント配線基板。An electronic component having a snap-shaped engaging portion having one of a circular cross-section and an elliptical cross-sectional shape is provided between the engaging portion and an engaging hole provided in a printed wiring board. A printed wiring board attached by engagement, wherein a planar shape of the engagement hole is a shape that holds an outer peripheral surface of the engagement portion by surface contact and a plurality of line contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17231997A JPH1117305A (en) | 1997-06-27 | 1997-06-27 | Printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17231997A JPH1117305A (en) | 1997-06-27 | 1997-06-27 | Printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1117305A true JPH1117305A (en) | 1999-01-22 |
Family
ID=15939717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17231997A Pending JPH1117305A (en) | 1997-06-27 | 1997-06-27 | Printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1117305A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2404089A (en) * | 2003-07-11 | 2005-01-19 | Craig Rochford | Attaching components to a printed circuit board |
| CN103226996A (en) * | 2012-01-27 | 2013-07-31 | 日立电线株式会社 | Flat wiring material and mounting body using the same |
| CN106896876A (en) * | 2015-12-17 | 2017-06-27 | 技嘉科技股份有限公司 | Electronic building brick |
| WO2024073905A1 (en) * | 2022-10-08 | 2024-04-11 | 湖北亿纬动力有限公司 | Solder joint protection cover |
-
1997
- 1997-06-27 JP JP17231997A patent/JPH1117305A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2404089A (en) * | 2003-07-11 | 2005-01-19 | Craig Rochford | Attaching components to a printed circuit board |
| GB2404089B (en) * | 2003-07-11 | 2007-05-02 | Craig Rochford | Printed circuit board assembly |
| CN103226996A (en) * | 2012-01-27 | 2013-07-31 | 日立电线株式会社 | Flat wiring material and mounting body using the same |
| CN106896876A (en) * | 2015-12-17 | 2017-06-27 | 技嘉科技股份有限公司 | Electronic building brick |
| WO2024073905A1 (en) * | 2022-10-08 | 2024-04-11 | 湖北亿纬动力有限公司 | Solder joint protection cover |
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