JPH0710027B2 - Electronics - Google Patents
ElectronicsInfo
- Publication number
- JPH0710027B2 JPH0710027B2 JP28983088A JP28983088A JPH0710027B2 JP H0710027 B2 JPH0710027 B2 JP H0710027B2 JP 28983088 A JP28983088 A JP 28983088A JP 28983088 A JP28983088 A JP 28983088A JP H0710027 B2 JPH0710027 B2 JP H0710027B2
- Authority
- JP
- Japan
- Prior art keywords
- screw
- case
- boss
- electronic device
- circuit pattern
- 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.)
- Expired - Lifetime
Links
- 239000000758 substrate Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
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
- H05K1/0284—Details of three-dimensional rigid printed circuit boards
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/144—Stacked arrangements of planar printed circuit boards
Landscapes
- Combinations Of Printed Boards (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は電子機器に係り、特にケース裏面に回路パター
ンが一体形成された外装モールドケースを使用した電子
機器に関する。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device, and more particularly to an electronic device using an exterior molded case having a circuit pattern integrally formed on the back surface of the case.
従来、カメラ等の電子機器は、電子機器の外装ケース面
にプリント基板を固定し、プリント基板に電気部品を実
装していた。しかしながら、近年、電子機器の小型軽量
化が図られ、その方法の一つとして、プリント基板を除
去すべく電子機器の外装ケースの内面に、直接回路パタ
ーンを形成することが出来る外装モールドケースを使用
して、直接電子部品を外装モールドケースに実装する方
法が開示されている。Conventionally, in electronic devices such as cameras, a printed circuit board is fixed to an outer case surface of the electronic device, and electric parts are mounted on the printed circuit board. However, in recent years, electronic devices have been made smaller and lighter, and one of the methods is to use an outer mold case that can directly form a circuit pattern on the inner surface of the outer case of the electronic device to remove the printed circuit board. Then, a method of directly mounting the electronic component in the exterior molded case is disclosed.
また、実開昭63-44482号公報には、電子機器を構成する
一対の外装モールドケースの、一方の外装モールドケー
スと、他方の外装モールドケースとに実装された電子部
品等が、外装モールドケース同士を組立てると共に、電
気的に接続される電子機器が開示されている。即ち、一
方の外装モールドケースに突状部を一体成形し、この突
状部に一方の外装モールドケースの回路パターンの端子
を形成する。又、他方の外装モールドケースに突状部を
受け入れる帯状のコネクタ部を一体成形し、このコネク
タ部に他方の外装モールドケースの回路パターンの端子
を形成する。従って、一方の外装モールドケースと他方
の外装モールドケースとを組立てると、突状部をコネク
タ部に嵌合させることが出来るので、突状部の端子とコ
ネクタ部の端子とが電気的に接合する。この結果、一方
の外装モールドケースの回路パターンと他方の外装モー
ルドケースの回路パターンとが電気的に接続し、一方の
外装モールドケースに実装された電子部品と、他方の外
装モールドケースに実装された電子部品とが電気的に接
続する。In addition, Japanese Utility Model Laid-Open No. 63-44482 discloses that an electronic component mounted in one outer mold case and the other outer mold case of a pair of outer mold cases constituting an electronic device is an outer mold case. An electronic device is disclosed which is assembled together and electrically connected. That is, the protruding portion is integrally formed on one of the outer molded cases, and the terminals of the circuit pattern of the one outer molded case are formed on the protruding portion. In addition, a strip-shaped connector portion that receives the protruding portion is integrally formed in the other outer molded case, and terminals of the circuit pattern of the other outer molded case are formed in this connector portion. Therefore, by assembling the one outer mold case and the other outer mold case, the protruding portion can be fitted into the connector portion, so that the terminal of the protruding portion and the terminal of the connector portion are electrically joined. . As a result, the circuit pattern of the one outer mold case and the circuit pattern of the other outer mold case were electrically connected to each other, and the electronic components mounted in the one outer mold case and the other outer mold case were mounted. The electronic parts are electrically connected.
尚、この種の電子機器は、一方の外装モールドケースに
形成されたねじ止め用ボスと、他の外装モールドケース
形成されたねじ止め用ボスとをねじで固定して、外装モ
ールドケース同士を組立てている。In this type of electronic device, the screwing boss formed on one outer mold case and the screwing boss formed on the other outer mold case are fixed with screws to assemble the outer mold cases together. ing.
しかしながら、ねじ止め用ボスは、比較的大きなスペー
スを要するので、ねじ止め用ボスをねじ止め専用として
使用するだけではスペースロスが大きく、電子機器の小
型化が困難であるという問題がある。However, since the screwing boss requires a relatively large space, there is a problem in that the space loss is large and the electronic device is difficult to be miniaturized only by using the screwing boss only for screwing.
本発明はこのような事情に鑑みてなされたもので、ねじ
止め用ボスを有効に利用して、容易に、電子機器の小型
化を図ることが出来る電子機器を提供することを目的と
する。The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an electronic device that can effectively reduce the size of the electronic device by effectively utilizing the screwing boss.
本発明は前記目的を達成するために、ケース裏面に回路
パターンが一体成形された一対の外装モールドケースを
有する電子機器に於いて、一方の外装モールドケースに
一体成形され、一方の外装モールドケースの回路パター
ンの端子が設けられた第１のねじ止め用ボスと、他方の
外装モールドケースに一体成形され、他方の外装モール
ドケースの回路パターンの端子が設けられた第２のねじ
止め用ボスと、第１のねじ止め用ボスと第２のねじ止め
用ボスとをねじで固定して一方の外装モールドケースと
他方の外装モールドケースとを組立てると共に、第１の
ねじ止め用ボスと第２のねじ止め用ボスを当接して第１
のねじ止め用ボスの端子と第２のねじ止め用ボスの端子
とを電気的に接続することを特徴としている。In order to achieve the above-mentioned object, the present invention is an electronic device having a pair of exterior mold cases integrally formed with a circuit pattern on the back surface of the case. A first screw-fastening boss provided with a circuit pattern terminal, and a second screw-fastening boss integrally molded with the other outer molded case and provided with a circuit pattern terminal of the other outer molded case; The first screw-fastening boss and the second screw-fastening boss are fixed by screws to assemble one outer mold case and the other outer mold case, and at the same time, the first screw-fastening boss and the second screw Abut the stop boss first
It is characterized in that the terminal of the screw fastening boss and the terminal of the second screw fastening boss are electrically connected.
本発明によれば、一方の外装モールドケースに第１のね
じ止め用ボスが一体成形され、この第１のねじ止め用ボ
スに回路パターンの端子が形成されている。また、他方
の外装モールドケースに第２のねじ止め用ボスが一体成
形され、この第２のねじ止め用ボスに回路パターンの端
子が形成されている。従って、第１のねじ止め用ボスと
第２のねじ止め用ボスとをねじで固定すると、一方の外
装モールドケースと他方の外装モールドケースとを組立
てると共に、第１のねじ止め用ボスと第２のねじ止め用
ボスとが当接する。従って、第１のねじ止め用ボスの端
子と第２のねじ止め用ボスの端子とを電気的に接続する
ことが出来る。According to the present invention, the first screw-fastening boss is integrally formed on one of the exterior mold cases, and the circuit pattern terminal is formed on the first screw-fastening boss. A second screw-fastening boss is integrally formed on the other outer molded case, and a circuit pattern terminal is formed on the second screw-fastening boss. Therefore, when the first screw-fastening boss and the second screw-fastening boss are fixed with screws, one outer mold case and the other outer mold case are assembled together with the first screw-fastening boss and the second screw mold boss. And the boss for screwing in. Therefore, the terminal of the first screw-fastening boss and the terminal of the second screw-fastening boss can be electrically connected.
以下添付図面に従って本発明に係る電子機器の好ましい
実施例を詳説する。Hereinafter, preferred embodiments of an electronic device according to the present invention will be described in detail with reference to the accompanying drawings.
第１図に示すように、電子機器10は、主に、上側電子機
器部分12と、下側電子機器部分14とから構成されてい
る。As shown in FIG. 1, the electronic device 10 mainly includes an upper electronic device portion 12 and a lower electronic device portion 14.
上側電子機器部分12は、一方の外装モールドケース、即
ち、モールド成形された上側外装基板18を有している。
上側外装基板18の内側の四隅には第１のねじ止め用ボス
20A、20B、20C、20Dが、上側外装基板18と一体成形され
ている。又、上側外装基板18の裏面には回路パターン24
が形成されている。回路パターン24の端子24Aは、第２
図に示すように、ボス20Aの端面まで伸びている。ま
た、第１図に示すように、端子24B、24C、24Dは、端子2
4Aと同様に、それぞれボス20B、20C、20Dの端面まで伸
びている。この回路パターン24には電子部品26が実装さ
れている。The upper electronic device portion 12 has one outer molding case, that is, the upper outer substrate 18 that is molded.
The first screw-fastening bosses are provided at the four inner corners of the upper exterior substrate 18.
20A, 20B, 20C, 20D are integrally formed with the upper exterior substrate 18. Further, the circuit pattern 24 is formed on the back surface of the upper exterior substrate 18.
Are formed. The terminal 24A of the circuit pattern 24 is the second
As shown in the figure, it extends to the end surface of the boss 20A. Also, as shown in FIG. 1, terminals 24B, 24C and 24D are
Similar to 4A, it extends to the end faces of bosses 20B, 20C, and 20D, respectively. Electronic components 26 are mounted on the circuit pattern 24.
下側電子機器部分14は、他方の外装モールドケース、即
ち、モールド成形された下側外装基板28を有している。
下側外装基板28の端面28Aは、上側外装基板18の端面18A
と対向するように成形されている。この下側外装基板28
の内側の四隅には、第２のねじ止め用のボス30A、30B、
30C、30Dが、それぞれボス20A、20B、20C、20Dに対向す
るように、下側外装基板28と一体成形されている。又、
下側外装基板28の裏面には回路パターン34が形成されて
いる。回路パターン34の端子34A、34B、34C、34Dは、前
記端子24A、24B、24C、24Dと同様に、それぞれボス30
A、30B、30C、30Dの端面まで伸びている。この端子34
A、34B、34C、34Dは、それぞれ端子24A、24B、24C、24D
に対向するように形成されている。回路パターン34には
電子部品36が実装されている。The lower electronic device portion 14 has the other exterior molded case, that is, the lower exterior substrate 28 molded.
The end surface 28A of the lower exterior substrate 28 is the end surface 18A of the upper exterior substrate 18.
Is formed so as to face with. This lower exterior substrate 28
At the four inner corners of the, bosses 30A, 30B for second screwing,
30C and 30D are integrally formed with the lower exterior substrate 28 so as to face the bosses 20A, 20B, 20C and 20D, respectively. or,
A circuit pattern 34 is formed on the back surface of the lower exterior substrate 28. The terminals 34A, 34B, 34C, 34D of the circuit pattern 34 are respectively bosses 30 like the terminals 24A, 24B, 24C, 24D.
It extends to the end faces of A, 30B, 30C and 30D. This terminal 34
A, 34B, 34C, 34D are terminals 24A, 24B, 24C, 24D respectively
Are formed so as to face each other. Electronic components 36 are mounted on the circuit pattern 34.
前記の如く構成された本発明に係る電子機器の作用につ
いて説明する。The operation of the electronic device according to the present invention configured as described above will be described.
先ず、上側電子機器部分12を、第１図上で、矢印Ａ方向
に移動して下側電子機器部分14に蓋をするように載置す
る。次に、ねじ38、38、38、38をボス20A、20B、20C、2
0Dに挿入してボス30A、30B、30C、30Dに螺合連結する。
従って、ボス20A、20B、20C、20Dの端面は、ボス30A、3
0B、30C、30Dのそれぞれの端面に当接する。この結果、
端子24Aと端子34A、端子24B、端子24Cと端子34C、及び
端子24Dと端子34Dとが電気的に接続される。この結果、
回路パターン24と回路パターン34とは電気的に接続され
る。First, the upper electronic device portion 12 is moved in the direction of arrow A in FIG. 1 and placed so as to cover the lower electronic device portion 14. Then screw 38, 38, 38, 38 onto bosses 20A, 20B, 20C, 2
Insert it into 0D and screw it to the bosses 30A, 30B, 30C and 30D.
Therefore, the end faces of the bosses 20A, 20B, 20C, 20D are
Contact the respective end faces of 0B, 30C, and 30D. As a result,
The terminal 24A and the terminal 34A, the terminal 24B, the terminal 24C and the terminal 34C, and the terminal 24D and the terminal 34D are electrically connected. As a result,
The circuit pattern 24 and the circuit pattern 34 are electrically connected.
前記実施例では、ボスの端面に一つの端子を形成した
が、これに限らず、第３図の第２実施例に示すように、
複数個の端子40、40、40、40を形成してもよい。尚、42
は回路パターンである。Although one terminal is formed on the end surface of the boss in the above-described embodiment, the present invention is not limited to this, and as shown in the second embodiment of FIG.
A plurality of terminals 40, 40, 40, 40 may be formed. 42
Is a circuit pattern.
また、前記実施例では、ボスの端面同士を直接当接した
が、これに限らず、第４図の第３実施例に示すように、
下側電子機器部分のボス50の端面に凹部52を形成して導
電ゴム54を載置し、上側電子機器部分の図示しないボス
で導電ゴム54を挟持してもよい。これにより、端子同士
の電気的接続がより確実に行われる。尚、56は回路パタ
ーン、58は端子、60は導電部材である。Further, in the above-described embodiment, the end surfaces of the boss are directly contacted with each other, but the present invention is not limited to this, and as shown in the third embodiment of FIG.
The recess 52 may be formed on the end surface of the boss 50 of the lower electronic device portion to place the conductive rubber 54 thereon, and the conductive rubber 54 may be sandwiched between the bosses (not shown) of the upper electronic device portion. As a result, the electrical connection between the terminals is more reliably performed. Incidentally, 56 is a circuit pattern, 58 is a terminal, and 60 is a conductive member.
また、第５図の第４実施例に示すように、ボス60の端面
にグランド用のパターン62を形成してねじを介して、図
示しない外装モールドケースの外面に塗布されている導
電性塗料にグランドしてもよい。尚、64は端子、68はね
じ挿入孔である。In addition, as shown in the fourth embodiment of FIG. 5, a pattern 62 for ground is formed on the end surface of the boss 60, and a conductive paint applied to the outer surface of an exterior molding case (not shown) through screws. May be ground. In addition, 64 is a terminal and 68 is a screw insertion hole.
以上説明したように本発明に係る電子機器によれば、第
１のねじ止め用ボスと第２のねじ止め用ボスとをねじで
固定すると、一方の外装モールドケースと他方の外装モ
ールドケースとを組立てると共に、第１のねじ止め用ボ
スの端面と第２のねじ止め用ボスの端面とが当接するの
で、第１のねじ止め用ボスの端子と第２のねじ止めボス
の端子とを電気的に接続することが出来る。As described above, according to the electronic device of the present invention, when the first screw-fastening boss and the second screw-fastening boss are fixed with screws, one outer mold case and the other outer mold case are separated from each other. Since the end surface of the first screw-fastening boss and the end surface of the second screw-fastening boss come into contact with each other during assembly, the terminals of the first screw-fastening boss and the terminals of the second screw-fastening boss are electrically connected. Can be connected to.
従って、一対の外装モールドケースから電気的接続部を
削除することが出来るので、容易に、電子機器の小型化
を図ることが出来る。Therefore, since the electrical connection portion can be removed from the pair of exterior mold cases, the electronic device can be easily downsized.
第１図は本発明に係る電子機器の外装モールドケースの
開放状態を示す斜視図、第２図は第１図Ａ−Ａ部分の要
部拡大斜視図、第３図は本発明に係る第２実施例の電子
機器のボスを示す要部拡大斜視図、第４図は本発明に係
る第３実施例の電子機器のボスを示す要部拡大斜視図、
第５図は本発明に係る第４実施例の電子機器のボスを示
す要部拡大平面図である。 10……電子機器、12……上側電子機器部分、14……下側
電子機器部分、18、28……外装基板、20A、20B、20C、2
0D、30A、30B、30C、30D……ボス、24、34……回路パタ
ーン、24A、24B、24C、24D、34A、34B、34C、34D……端
子。FIG. 1 is a perspective view showing an open state of an outer mold case of an electronic device according to the present invention, FIG. 2 is an enlarged perspective view of an essential part of an AA portion in FIG. 1, and FIG. 3 is a second view according to the present invention. FIG. 4 is an enlarged perspective view of an essential part showing a boss of an electronic device of an embodiment, and FIG. 4 is an enlarged perspective view of an essential part of a boss of an electronic device of a third embodiment according to the present invention.
FIG. 5 is an enlarged plan view of an essential part showing a boss of an electronic device according to a fourth embodiment of the present invention. 10 …… Electronic equipment, 12 …… Upper electronic equipment part, 14 …… Lower electronic equipment part, 18, 28 …… External board, 20A, 20B, 20C, 2
0D, 30A, 30B, 30C, 30D …… Boss, 24,34 …… Circuit pattern, 24A, 24B, 24C, 24D, 34A, 34B, 34C, 34D …… Terminal.
Claims (1)
た一対の外装モールドケースを有する電子機器に於い
て、 一方の外装モールドケースに一体成形され、一方の外装
モールドケースの回路パターンの端子が設けられた第１
のねじ止め用ボスと、 他方の外装モールドケースに一体成形され、他方の外装
モールドケースの回路パターンの端子が設けられた第２
のねじ止め用ボスと、を有し、 第１のねじ止め用ボスと第２のねじ止め用ボスとをねじ
で固定して一方の外装モールドケースと他方の外装モー
ルドケースとを組立てると共に、第１のねじ止め用ボス
と第２のねじ止め用ボスを当接して第１のねじ止めボス
の端子と第２のねじ止め用ボスの端子とを電気的に接続
することを特徴とする電子機器。1. An electronic device having a pair of exterior mold cases integrally formed with a circuit pattern on the back surface of the case, wherein one of the exterior mold cases is integrally molded, and a terminal of the circuit pattern of the one exterior mold case is provided. The first
A second boss that is integrally molded with the other outer molded case and is provided with a circuit pattern terminal of the other outer molded case.
And a first screw-fastening boss and a second screw-fastening boss are fixed by screws to assemble one outer mold case and the other outer mold case. An electronic device, wherein the first screw-fastening boss and the second screw-fastening boss are brought into contact with each other to electrically connect the terminals of the first screw-fastening boss and the terminals of the second screw-fastening boss. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28983088A JPH0710027B2 (en) | 1988-11-16 | 1988-11-16 | Electronics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28983088A JPH0710027B2 (en) | 1988-11-16 | 1988-11-16 | Electronics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02224291A JPH02224291A (en) | 1990-09-06 |
| JPH0710027B2 true JPH0710027B2 (en) | 1995-02-01 |
Family
ID=17748323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28983088A Expired - Lifetime JPH0710027B2 (en) | 1988-11-16 | 1988-11-16 | Electronics |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0710027B2 (en) |
-
1988
- 1988-11-16 JP JP28983088A patent/JPH0710027B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02224291A (en) | 1990-09-06 |
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