JPH0964564A - Fixing structure for printed board - Google Patents
Fixing structure for printed boardInfo
- Publication number
- JPH0964564A JPH0964564A JP21869595A JP21869595A JPH0964564A JP H0964564 A JPH0964564 A JP H0964564A JP 21869595 A JP21869595 A JP 21869595A JP 21869595 A JP21869595 A JP 21869595A JP H0964564 A JPH0964564 A JP H0964564A
- Authority
- JP
- Japan
- Prior art keywords
- printed board
- housing
- circuit board
- printed circuit
- elastic piece
- 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
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、電子機器における
プリント基板の筐体内部への取付構造に関し、特にプリ
ント基板の筐体に対する容易な着脱作業、プリント基板
の筐体への保持、プリント基板の筐体に対する精度の高
い位置決めを可能とするプリント基板取付構造に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a printed circuit board in a housing in an electronic device, and particularly to an easy attachment / detachment work for the printed circuit board, holding the printed circuit board in the housing, and mounting the printed circuit board. The present invention relates to a printed circuit board mounting structure that enables highly accurate positioning with respect to a housing.
【０００２】[0002]
【従来の技術】従来、この種のプリント基板の筐体への
取付方法は、一般的にはネジによる固定あるいは筐体の
突起部とプリント基板の開口部、切り欠き部への挿入な
どの方法がある。しかし、これ等方法はプリン基板の着
脱作業が面倒で時間がかかる問題がある。2. Description of the Related Art Heretofore, a method of mounting a printed circuit board of this type on a housing is generally a method such as fixing with a screw or inserting into a projecting portion of the housing and an opening portion or a cutout portion of the printed circuit board. There is. However, these methods have a problem that the work of attaching and detaching the pudding substrate is troublesome and takes time.
【０００３】これに対して、着脱を容易にする構造とし
て図３（ａ）（ｂ）に示す実開平２−１３６３８１公報
では、筐体に爪部のある弾性片を設け、プリント基板を
前記弾性片に挟み固定している。また図５に示す特開平
５−１６７２７３公報では、筐体から突起した頭部をほ
ぼ球状に膨れた形状にし、これに縦割りのスリットを入
れ、プリント基板の取付孔を突起に嵌入して固定してい
る。On the other hand, according to Japanese Utility Model Laid-Open No. 2-136381 shown in FIGS. 3A and 3B, which is a structure for facilitating attachment and detachment, an elastic piece having a claw portion is provided on the housing, and the printed board is made of the elastic material. It is fixed by sandwiching it in one piece. Further, in Japanese Unexamined Patent Publication No. 5-167273 shown in FIG. 5, the head protruding from the housing is formed into a substantially spherical shape, and slits are vertically formed in the head, and the mounting holes of the printed circuit board are fitted into the projections and fixed. doing.
【０００４】図３において、（ａ）は取付部の部分斜視
図、（ｂ）はその断面図である。プリント板３１は筐体
３３に取付けられた弾性板３２の爪部に挟まれ固定され
るが、この弾性板は、例えば筐体に４ケ所取付けられ、
四辺形のプリント板を筐体に固定する。In FIG. 3, (a) is a partial perspective view of the mounting portion, and (b) is a sectional view thereof. The printed board 31 is sandwiched and fixed by the claws of the elastic plate 32 attached to the housing 33. The elastic plates are attached to the housing at four places, for example.
Fix the quadrilateral printed board to the case.
【０００５】図４（ａ）において、筐体４６にスリット
４３を入れた突起４４を頭部に有するスタッド４２を４
個設け、プリント板４１の各取付孔４５を対応する突起
４４に嵌入させ、スリットの弾性力により（ｂ）図の状
態でプリント板４１を固定している。In FIG. 4A, a stud 42 having a projection 44 having a slit 43 on its head is attached to a housing 46.
Individually provided, the mounting holes 45 of the printed board 41 are fitted into the corresponding projections 44, and the printed board 41 is fixed in the state shown in FIG.
【０００６】[0006]
【発明が解決しようとする課題】このように従来例で
は、実開平２−１３６３８１公報、また特開平５−１６
７２７３公報のように弾性片を利用したり、またスリッ
ト入りの突起等でプリント基板を筐体側に固定し着脱を
容易にしているが、しかしこの構造では取付精度上で次
の問題がある。As described above, in the conventional example, Japanese Utility Model Laid-Open No. 2-136381 and Japanese Unexamined Patent Publication No. 5-16.
Although the elastic piece is used as in Japanese Patent No. 7273 or the printed board is fixed to the housing side with a projection having slits or the like to facilitate the attachment / detachment, this structure has the following problems in terms of mounting accuracy.
【０００７】即ち、前者においては弾性板の爪部にプリ
ント板を挟むのみで、取付位置を完全に固定するものが
なく取付位置の精度が悪い。また挟み込む作業も面倒な
面がある。また、後者においてはプリント基板の挿抜繰
り返しにより、取付孔と突起部との係合部の摩耗により
外れ易くなったり、取付精度が悪くなるという問題があ
る。That is, in the former case, since the printed board is only sandwiched between the claw portions of the elastic plate, there is nothing for completely fixing the mounting position, and the accuracy of the mounting position is poor. In addition, the work of sandwiching is also troublesome. Further, in the latter case, there is a problem in that the repeated insertion and removal of the printed circuit board causes the engagement portion between the mounting hole and the protrusion to be worn out, and thus the mounting accuracy may deteriorate.
【０００８】[0008]
【課題を解決するための手段】本発明のプリント基板の
取付構造は、四辺形のプリント基板の一辺にくの字形の
張出部を有する弾性片を取付けその対辺に切欠部を形成
し、筐体側に前記弾性片の張出部を受ける第１の係合部
と前記切欠部に嵌合する溝を有する第２の係合部とを設
け、前記プリント基板の切欠部を前記筐体側の第２の係
合部の溝に挿入し、前記プリント基板の弾性片張出部を
前記筐体側の第１の係合部に押し込むことにより前記弾
性片の弾性力により前記プリント基板を前記筐体に固定
している。According to a printed circuit board mounting structure of the present invention, an elastic piece having a V-shaped projecting portion is mounted on one side of a quadrilateral printed circuit board, and a notch is formed on the opposite side to form a casing. The body side is provided with a first engaging portion that receives the protruding portion of the elastic piece and a second engaging portion that has a groove that fits into the cutout portion, and the cutout portion of the printed circuit board is provided on the body side. No. 2 is inserted into the groove of the engaging portion, and the elastic piece protruding portion of the printed board is pushed into the first engaging portion on the housing side, so that the elastic force of the elastic piece causes the printed board to move to the housing. It is fixed.
【０００９】また、前記プリント基板の対辺の前記切欠
部は前記弾性片の取付方向に長い長円の貫通穴とし、前
記筐体側の前記第２の係合部は前記貫通穴を貫通す頭部
が長円形状の円柱とし、前記プリント基板の貫通穴に前
記筐体側の前記第２の係合部の円柱の頭部を貫通させ、
前記プリント基板の前記弾性片の張出部を前記筐体側の
第１の係合部に押し込むことにより前記弾性片の弾性力
により前記プリント基板を前記筐体に固定する方法で良
い。Further, the notch on the opposite side of the printed circuit board is an oval through hole elongated in the mounting direction of the elastic piece, and the second engaging portion on the housing side is a head penetrating the through hole. Is an elliptic cylinder, and the head of the cylinder of the second engaging portion on the housing side is passed through the through hole of the printed circuit board.
The printed board may be fixed to the housing by the elastic force of the elastic piece by pushing the protruding portion of the elastic piece of the printed board into the first engaging portion on the housing side.
【００１０】[0010]
【発明の実施の形態】次に、本発明の実施の形態につい
て図面を参照して説明する。図１は、実施の形態例を示
す（ａ）斜視図と（ｂ）断面図である。Next, embodiments of the present invention will be described with reference to the drawings. 1A and 1B are a perspective view and a sectional view, respectively, showing an embodiment.
【００１１】プリント基板１には、筐体２へのプリント
基板１の取付方向Ａと直行する方向に撓むことが可能な
くの字形の張出部を有する弾性片４を半田などによる方
法で固定している。筐体２内部には、プリント基板１の
弾性片４のくの字形の張出部に対応する形状の係合部５
が設けられている。On the printed circuit board 1, an elastic piece 4 having a character-shaped protruding portion that cannot be bent in a direction perpendicular to the mounting direction A of the printed circuit board 1 to the housing 2 is fixed by a method such as soldering. doing. Inside the housing 2, an engaging portion 5 having a shape corresponding to the dogleg-shaped protruding portion of the elastic piece 4 of the printed circuit board 1.
Is provided.
【００１２】また、プリント基板１には２つの切欠部３
が形成されており、これに対応する筐体２側には溝を有
する２つの係合部６が設けられている。この係合部６は
切欠部３と嵌合するよう作られており、切欠部３を係合
部６の溝に挿入することにより、プリント基板１の切欠
部側は筐体２に対して上下、前後方向は固定されるよう
になっている。Further, the printed board 1 has two notches 3
Is formed, and two corresponding engaging portions 6 having a groove are provided on the side of the housing 2 corresponding thereto. The engagement portion 6 is made to fit with the cutout portion 3. By inserting the cutout portion 3 into the groove of the engagement portion 6, the cutout portion side of the printed circuit board 1 moves vertically with respect to the housing 2. , The front-back direction is fixed.
【００１３】プリント基板１を筐体２に取付ける場合は
次の手順で行う。先ず、プリント基板１の切欠部３を筐
体２の係合部６の溝に方向Ｂで挿入する。次に、プリン
ト基板１の弾性片４の部分を係合部５に一杯に押し込む
と、弾性片４のくの字張出部が係合部５のへこみに達
し、かつプリント面はスタッド７に接するので、プリン
ト基板１は位置が確定し固定される。またこの状態では
弾性片４の弾性力がプリント基板をＢ方向に押し付ける
ので、プリント基板の切欠部３は係合部の溝の内壁に押
し付けられ、プリント基板の左右の位置が確定する。When the printed circuit board 1 is attached to the housing 2, the procedure is as follows. First, the cutout portion 3 of the printed board 1 is inserted in the groove of the engaging portion 6 of the housing 2 in the direction B. Next, when the elastic piece 4 of the printed circuit board 1 is fully pushed into the engaging portion 5, the dogleg of the elastic piece 4 reaches the dent of the engaging portion 5, and the printed surface of the elastic member 4 extends to the stud 7. Since they are in contact with each other, the position of the printed circuit board 1 is fixed and fixed. Further, in this state, the elastic force of the elastic piece 4 presses the printed circuit board in the B direction, so that the notch 3 of the printed circuit board is pressed against the inner wall of the groove of the engaging portion, and the left and right positions of the printed circuit board are determined.
【００１４】図２の他の実施の形態例を示す断面図であ
る。本例は図１と弾性片４側の係止構造は同様である
が、対辺側の固定側係止構造が異るものである。FIG. 6 is a sectional view showing another embodiment of FIG. In this example, the elastic piece 4 has the same locking structure as that of FIG. 1, but the fixed side locking structure on the opposite side is different.
【００１５】即ちプリント基板９の弾性片４の対辺側に
弾性片の取付方向に長い長内貫通穴１０を設け、これに
対応する筐体２側の係合部８は貫通穴８を貫通する頭部
が長内形状の円柱で構成されている。That is, a long inner through hole 10 is provided on the opposite side of the elastic piece 4 of the printed board 9 in the mounting direction of the elastic piece, and the corresponding engaging portion 8 on the housing 2 side penetrates the through hole 8. The head is composed of a cylinder with a long inner shape.
【００１６】プリント基板９を取付けるには先ず、プリ
ント基板９の貫通穴１０に筐体２側の係合部８の円柱の
長内の頭部を貫通させて、貫通穴側を位置確定する。次
に、図１と同様にプリント基板９の弾性片４の張出部を
筐体２側の係合部５に当てがい、これを一杯に押し込む
と、プリント基板の貫通穴部１０が筐体側の係合部８の
円柱に押圧されてプリント基板９が筐体２に位置を確定
して固定される。To mount the printed circuit board 9, first, the head portion within the length of the cylinder of the engaging portion 8 on the housing 2 side is penetrated through the through hole 10 of the printed circuit board 9, and the position of the through hole side is determined. Next, as in FIG. 1, the protruding portion of the elastic piece 4 of the printed circuit board 9 is applied to the engaging portion 5 on the housing 2 side, and when this is fully pushed in, the through hole portion 10 of the printed circuit board is moved to the housing side. The printed circuit board 9 is fixed to the housing 2 in a fixed position by being pressed by the cylinder of the engaging portion 8.
【００１７】[0017]
【発明の効果】以上説明したように、本発明は、プリン
ト基板の一辺に形成された切欠部を筐体側に設けられた
係合部の溝に挿入して先ず取付位置を確定し、次にプリ
ント基板の対辺に設けられた弾性片を筐体側にある係合
部に押し込み、この弾性力を利用してプリント基板を筐
体側に固定している。従って、着脱が容易でありなが
ら、かつプリント基板を所定の位置に精度良く固定する
ことができるという効果がある。As described above, according to the present invention, the notch portion formed on one side of the printed circuit board is inserted into the groove of the engaging portion provided on the housing side to first determine the mounting position, and then the mounting position is determined. The elastic piece provided on the opposite side of the printed circuit board is pushed into the engaging portion on the housing side, and the elastic force is used to fix the printed circuit board to the housing side. Therefore, there is an effect that the printed circuit board can be accurately fixed to a predetermined position while being easily attached and detached.
【図１】本発明の実施の形態例を示す（ａ）分解斜視
図、（ｂ）断面図である。1A and 1B are an exploded perspective view and a sectional view, respectively, showing an embodiment of the present invention.
【図２】図１の他の実施の形態例を示す断面図である。FIG. 2 is a cross-sectional view showing another embodiment example of FIG.
【図３】従来例を示す（ａ）部分斜視図、（ｂ）部分断
面図である。FIG. 3A is a partial perspective view and FIG. 3B is a partial sectional view showing a conventional example.
【図４】他の従来例を示す（ａ）取付前断面図、（ｂ）
取付後断面図である。FIG. 4 is a cross-sectional view before mounting (a) showing another conventional example;
It is a sectional view after attachment.
１ プリント基板 ２ 筐体 Ａ プリント基板の筐体への取付方向 ４ 弾性片 ５ 係合部 ６ 係合部 ７ スタッド位置決め方向 ８ 係合部 ９ プリント決板 １０ 貫通穴 1 Printed Circuit Board 2 Housing A Mounting Direction of Printed Circuit Board on Housing 4 Elastic Piece 5 Engagement Part 6 Engagement Part 7 Stud Positioning Direction 8 Engagement Part 9 Print Plate 10 Through Hole
Claims (2)
の張出部を有する弾性片を取付けその対辺に切欠部を形
成し、筐体側に前記弾性片の張出部を受ける第１の係合
部と前記切欠部に嵌合する溝を有する第２の係合部とを
設け、前記プリント基板の切欠部を前記筐体側の第２の
係合部の溝に挿入し、前記プリント基板の弾性片張出部
を前記筐体側の第１の係合部に押し込むことにより前記
弾性片の弾性力により前記プリント基板を前記筐体に固
定することを特徴とするプリント基板の取付構造。1. A first side of a quadrilateral printed circuit board to which an elastic piece having a dogleg-shaped protruding portion is attached, and a notch is formed on the opposite side thereof, and the protruding portion of the elastic piece is received on the housing side. An engaging portion and a second engaging portion having a groove that fits into the cutout portion are provided, and the notch portion of the printed board is inserted into the groove of the second engaging portion on the housing side, and the printed board is provided. The mounting structure of a printed circuit board, wherein the elastic substrate protruding portion is pushed into the first engaging portion on the housing side to fix the printed circuit board to the housing by the elastic force of the elastic piece.
前記弾性片の取付方向に長い長円の貫通穴とし、前記筐
体側の前記第２の係合部は前記貫通穴を貫通す頭部が長
円形状の円柱とし、前記プリント基板の貫通穴に前記筐
体側の前記第２の係合部の円柱の頭部を貫通させ、前記
プリント基板の前記弾性片の張出部を前記筐体側の第１
の係合部に押し込むことにより前記弾性片の弾性力によ
り前記プリント基板を前記筐体に固定することを特徴と
する請求項１記載のプリント基板の取付構造。2. The cutout portion on the opposite side of the printed circuit board is an elliptical through hole that is long in the mounting direction of the elastic piece, and the second engaging portion on the housing side penetrates the through hole. Is an elliptic cylinder, the head of the cylinder of the second engaging portion on the housing side is passed through the through hole of the printed board, and the protruding portion of the elastic piece of the printed board is on the housing side. First of
The mounting structure for a printed circuit board according to claim 1, wherein the printed circuit board is fixed to the housing by the elastic force of the elastic piece by being pushed into the engaging portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21869595A JP2674976B2 (en) | 1995-08-28 | 1995-08-28 | PCB mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21869595A JP2674976B2 (en) | 1995-08-28 | 1995-08-28 | PCB mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0964564A true JPH0964564A (en) | 1997-03-07 |
| JP2674976B2 JP2674976B2 (en) | 1997-11-12 |
Family
ID=16723971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21869595A Expired - Fee Related JP2674976B2 (en) | 1995-08-28 | 1995-08-28 | PCB mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2674976B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100656507B1 (en) * | 2000-12-14 | 2006-12-12 | 삼성전자주식회사 | Fixing apparatus for printed circuit board |
| JP2007234736A (en) * | 2006-02-28 | 2007-09-13 | Icom Inc | Circuit board |
| CN109156088A (en) * | 2017-01-16 | 2019-01-04 | 华为技术有限公司 | A kind of the fixation device and electronic equipment of printed circuit board |
-
1995
- 1995-08-28 JP JP21869595A patent/JP2674976B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100656507B1 (en) * | 2000-12-14 | 2006-12-12 | 삼성전자주식회사 | Fixing apparatus for printed circuit board |
| JP2007234736A (en) * | 2006-02-28 | 2007-09-13 | Icom Inc | Circuit board |
| JP4690224B2 (en) * | 2006-02-28 | 2011-06-01 | アイコム株式会社 | Circuit board |
| CN109156088A (en) * | 2017-01-16 | 2019-01-04 | 华为技术有限公司 | A kind of the fixation device and electronic equipment of printed circuit board |
| CN109156088B (en) * | 2017-01-16 | 2021-04-20 | 华为技术有限公司 | Fixing device of printed circuit board and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2674976B2 (en) | 1997-11-12 |
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