JP3460038B2 - Mounting structure of shield cover in communication equipment - Google Patents
Mounting structure of shield cover in communication equipmentInfo
- Publication number
- JP3460038B2 JP3460038B2 JP23868796A JP23868796A JP3460038B2 JP 3460038 B2 JP3460038 B2 JP 3460038B2 JP 23868796 A JP23868796 A JP 23868796A JP 23868796 A JP23868796 A JP 23868796A JP 3460038 B2 JP3460038 B2 JP 3460038B2
- Authority
- JP
- Japan
- Prior art keywords
- shield cover
- circuit board
- printed circuit
- engaging
- mounting structure
- 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
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、通信機におけるシ
ールドカバーの取付構造に係り、特に車載用無線通信機
等に適用して最適なシールドカバーの取付構造に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shield cover mounting structure for a communication device, and more particularly to a shield cover mounting structure most suitable for use in an on-vehicle wireless communication device.
【０００２】[0002]
【従来の技術】図６は従来の車載用無線通信機等におけ
るシールドカバーの取付構造を示し、図において、６は
プリント基板、９はシャーシ（図示しない）に取り付け
られるパワーモジュール、８はパワーモジュール９を覆
うように配置されるシールドカバー、７はプリント基板
６とシールドカバー８との間に介在させる絶縁シートで
ある。2. Description of the Related Art FIG. 6 shows a conventional shield cover mounting structure for a vehicle-mounted wireless communication device or the like. In the figure, 6 is a printed circuit board, 9 is a power module mounted on a chassis (not shown), and 8 is a power module. A shield cover 7 is arranged so as to cover 9, and an insulating sheet 7 is interposed between the printed circuit board 6 and the shield cover 8.
【０００３】組立てに際しては位置決めのためにガイド
ポール１０ａを有する組立治具１０が使用され、パワー
モジュール９の取付部９１をガイドポール１０ａに挿通
すると共に該パワーモジュール９の上にシールドカバー
８を被せて該シールドカバー８のネジ止め部８１をガイ
ドポール１０ａに挿通する。At the time of assembly, an assembly jig 10 having a guide pole 10a for positioning is used, the mounting portion 91 of the power module 9 is inserted into the guide pole 10a, and the shield cover 8 is placed on the power module 9. The screw fixing portion 81 of the shield cover 8 is inserted into the guide pole 10a.
【０００４】更に、シールドカバー８の上に絶縁シート
７を介してプリント基板６を被せて該プリント基板６に
設けたドライバー挿入穴６１を前記ガイドポール１０ａ
に挿入する。Further, the printed circuit board 6 is covered with the insulating sheet 7 on the shield cover 8 and the driver insertion hole 61 provided in the printed circuit board 6 is provided with the guide pole 10a.
To insert.
【０００５】パワーモジュール９の脚（端子）９２はシ
ールドカバー８に設けた挿通穴８２及び絶縁シート７に
設けた挿通穴７１を介してプリント基板６の端子接続穴
６２から突出するから、この状態で前記脚９２をプリン
ト基板６に半田付けしてパワーモジュール９をプリント
基板６に保持させ、組立治具１０を外してシャーシ上に
セットし、固定ビス５でシールドカバー８のネジ止め部
８１及びパワーモジュール９の取付部９１をシャーシに
取り付ける。Since the legs (terminals) 92 of the power module 9 project from the terminal connection holes 62 of the printed circuit board 6 through the insertion holes 82 provided in the shield cover 8 and the insertion holes 71 provided in the insulating sheet 7, this state Then, the legs 92 are soldered to the printed circuit board 6 to hold the power module 9 on the printed circuit board 6, the assembly jig 10 is removed, and the assembly is set on the chassis. The mounting portion 91 of the power module 9 is mounted on the chassis.
【０００６】[0006]
【発明が解決しようとする課題】従来の通信機における
シールドカバーの取付構造にあっては、各部材の位置決
めのために組立治具１０が必要となり、特にパワーモジ
ュール９の脚９２をプリント基板６の端子接続穴６２に
挿入するに際しては、ガイドポール部１０ａとドライバ
ー挿入穴６１の径が異なるために位置合わせが面倒であ
る、等の欠点があり、また、プリント基板６とシールド
カバー８との接触防止のために絶縁シート７が必要であ
った。In the conventional shield cover mounting structure for a communication device, the assembly jig 10 is required for positioning the respective members, and in particular, the legs 92 of the power module 9 are connected to the printed circuit board 6. When inserting into the terminal connection hole 62, there is a drawback that the guide pole portion 10a and the driver insertion hole 61 have different diameters, which makes alignment difficult, and the printed circuit board 6 and the shield cover 8 have different drawbacks. The insulating sheet 7 was necessary to prevent contact.
【０００７】本発明の目的は、前記のような従来の欠点
を解消し、組立てに際して組立治具等を必要とせず簡単
に取り付けることができ、工数及びコストを削減するこ
とができる通信機におけるシールドカバーの取付構造を
提供することにある。An object of the present invention is to eliminate the above-mentioned conventional drawbacks, to easily attach the assembling tool without the need for an assembling jig, and to reduce the man-hour and cost. It is to provide a mounting structure for a cover.
【０００８】[0008]
【課題を解決するための手段】本発明に係る通信機にお
けるシールドカバーの取付構造は、請求項１記載のもの
においては、電子部品を覆うシールドカバーに切り起こ
しによって複数個の係合舌片を設け、該係合舌片をプリ
ント基板に設けた係合部に弾発的に係合させて保持させ
るように構成するとともに、プリント基板に設けた係合
部が電子部品をシャーシにネジ止めするためのドライバ
ー挿入穴の開口縁に形成した切欠部であることを特徴と
する。According to another aspect of the present invention, there is provided a shield cover mounting structure for a communication device according to the present invention, wherein a plurality of engaging tongue pieces are formed by cutting and raising the shield cover for covering electronic components. The engaging tongue piece is configured to elastically engage and hold the engaging tongue piece with the engaging portion provided on the printed circuit board, and the engaging portion provided on the printed circuit board.
Part for screwing electronic components to the chassis
-It is characterized in that it is a notch formed at the opening edge of the insertion hole .
【０００９】これにより、シールドカバーをプリント基
板に保持させることができ、組立作業が容易になるとと
もに、プリント基板に設けたドライバー挿入穴の開口縁
部をシールドカバーの係合舌片を係合させるための係合
部として利用できる。 [0009] Thus, it is possible to hold the shield cover to the printed circuit board, the assembly work is facilitated preparative
Opening edge of the driver insertion hole on the printed circuit board
Engagement to engage the tongue of the shield cover
Available as a department.
【００１０】請求項２記載のものにおいては、電子部品
を覆うシールドカバーに切り起こしによって複数個の係
合舌片を設け、該係合舌片をプリント基板に設けた係合
部に弾発的に係合させて保持させるように構成するとと
もに、電子部品をシャーシにネジ止めするためにシール
ドカバーに形成したネジ止め部に電子部品を挟持するた
めの挟持片を設けたことを特徴とする。According to the second aspect, the electronic component
The shield cover that covers the
The engaging tongue is provided and the engaging tongue is provided on the printed circuit board
When it is configured to elastically engage and hold the part
Seals for screwing electronic components to the chassis
The electronic parts are sandwiched between the screw-fastened parts formed on the cover.
It is characterized by the provision of a clamping piece for the purpose .
【００１１】これにより、シールドカバーをプリント基
板に保持させることができ、組立作業が容易になるとと
もに、位置決めした状態で電子部品をシールドカバーに
保持させることができる。As a result, the shield cover can be
It can be held on a plate and the assembly work becomes easier.
On the other hand, place the electronic components on the shield cover while positioning.
Can be held .
【００１２】[0012]
【００１３】[0013]
【００１４】[0014]
【００１５】[0015]
【００１６】[0016]
【００１７】[0017]
【００１８】[0018]
【００１９】[0019]
【００２０】[0020]
【発明の実施の形態】本発明に係る通信機におけるシー
ルドカバーの取付構造の一実施形態を図１〜図５に基づ
いて説明する。図１は通信機におけるシールドカバーの
取付構造の分解斜視図、図２は取付状態を示す断面図、
図３は電子部品挟持部を示す拡大図であり、（Ａ）は斜
視図、（Ｂ）は電子部品を挟持した状態の正面図であ
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a shield cover mounting structure in a communication device according to the present invention will be described with reference to FIGS. FIG. 1 is an exploded perspective view of a shield cover mounting structure in a communication device, and FIG. 2 is a sectional view showing a mounting state.
3A and 3B are enlarged views showing the electronic component holding portion, FIG. 3A is a perspective view, and FIG. 3B is a front view of a state where the electronic component is held.
【００２１】図において、１はプリント基板、２はシー
ルドカバー、３は電子部品であり、実施例ではパワーモ
ジュールが２個配置された形態として示されている。４
はダイカスト成型によるシャーシ、５は固定ビスであ
る。In the figure, 1 is a printed circuit board, 2 is a shield cover, 3 is an electronic component, and in the embodiment, two power modules are shown as arranged. Four
Is a die-cast chassis and 5 is a fixing screw.
【００２２】シールドカバー２は電子部品たるパワーモ
ジュール３を覆うように略箱状をなしており、その上面
には切り起こしにより複数個（実施例では４個）の係合
舌片２１が設けられ、該係合舌片２１は弾性を備えてい
る。The shield cover 2 has a substantially box shape so as to cover the power module 3 which is an electronic component, and a plurality of (four in the embodiment) engaging tongues 21 are provided on the upper surface by cutting and raising. The engaging tongue 21 has elasticity.
【００２３】プリント基板１には従来と同様のドライバ
ー挿入穴１１と端子接続穴１３が形成されているが、１
１の開口縁に切欠部１２が設けられ、前記係合舌片２１
がこの切欠部１２に嵌合して弾発的に係合するようにな
っている。A driver insertion hole 11 and a terminal connection hole 13 are formed on the printed circuit board 1 as in the conventional case.
1 is provided with a notch 12 at the opening edge, and the engaging tongue 2 1
Are fitted into the notches 12 and are elastically engaged.
【００２４】シールドカバー２の天面にはプリント基板
の回路パターンを有しない部分に対応する位置に半球状
の凸部２２が設けられていて該凸部２２をプリント基板
１の裏面に当接させることによりプリント基板１とシー
ルドカバー２との間に所定の距離をもたせるようにし、
これにより従来のように絶縁シート７等を用いないでも
電気的に不安定な影響を与えることがないような構成と
なっている。On the top surface of the shield cover 2, a hemispherical convex portion 22 is provided at a position corresponding to a portion of the printed circuit board having no circuit pattern, and the convex portion 22 is brought into contact with the rear surface of the printed circuit board 1. As a result, a predetermined distance is provided between the printed circuit board 1 and the shield cover 2,
As a result, unlike the prior art, the structure does not have an electrically unstable influence without using the insulating sheet 7 or the like.
【００２５】シールドカバー２の前側縁部及び後側縁部
にはネジ穴２６を有するネジ止め部２３が２箇づつ折曲
げ形成され、該ネジ止め部２３の内側の側縁には断面略
Ｕ字状に湾曲させた挟持片２４が形成されると共に外側
の側縁には折曲げ片２５が形成されていて、前記挟持片
２４と折曲げ片２５との間にパワーモジュール３が挟持
保持されるようになっている。この挟持片２４はバネ性
を有し、しかも挟持片２４の内側面には半球状の凸部２
４ａが形成されていてパワーモジュール３を確実に挟持
できるようになっている。Two screw fastening portions 23 each having a screw hole 26 are bent and formed at the front edge portion and the rear edge portion of the shield cover 2, and each of the inner side edges of the screw fastening portions 23 has a cross section of approximately U. A sandwiching piece 24 curved in a letter shape is formed, and a bending piece 25 is formed on the outer side edge, and the power module 3 is sandwiched and held between the sandwiching piece 24 and the bending piece 25. It has become so. The holding piece 24 has a spring property, and the hemispherical convex portion 2 is formed on the inner surface of the holding piece 24.
4a is formed so that the power module 3 can be securely held.
【００２６】前記シールドカバー２の天面にはパワーモ
ジュール３の脚３２が突出できるような挿通穴２７が形
成され、該挿通穴２７の一側縁には方向性を示す指標部
としての切欠部２８が設けられている。一方、プリント
基板１には前記切欠部２８に対応する形状の印刷面（図
示しない）がシルク印刷等により形成されている。従っ
て、組込み時において前記切欠部２８とプリント基板１
の指標部とを合致させることにより方向性が確保され、
逆接続が防止される。An insertion hole 27 through which the leg 32 of the power module 3 can project is formed on the top surface of the shield cover 2, and one side edge of the insertion hole 27 is a notch portion as an index portion showing directionality. 28 is provided. On the other hand, a printed surface (not shown) having a shape corresponding to the cutout portion 28 is formed on the printed circuit board 1 by silk printing or the like. Therefore, when assembled, the notch 28 and the printed circuit board 1
Direction is secured by matching with the indicator part of
Reverse connection is prevented.
【００２７】図４及び図５はシールドカバー２の他の実
施形態を示し、シールドカバー２の側面にアース用舌片
２９を切り起こしにより形成し、シャーシ４に形成した
ボス部又は壁部等の垂直部４２に接触させることにより
シールドカバー２を確実にアースするようにしたもので
ある。4 and 5 show another embodiment of the shield cover 2, in which a grounding tongue piece 29 is formed on the side surface of the shield cover 2 by cutting and raising, and a boss portion or a wall portion formed on the chassis 4 is formed. The shield cover 2 is surely grounded by contacting the vertical portion 42.
【００２８】前記のような構成における組立例を述べる
と、シールドカバー２の係合舌片２１をプリント基板１
のドライバー挿入穴１１に設けられた切欠部１２に４箇
所それぞれ嵌合させることによりシールドカバー２をプ
リント基板１に取り付ける。[0028] To describe an assembly example of the configuration of the printed circuit board engagement tongue 21 of the shield cover 2 1
The shield cover 2 is attached to the printed circuit board 1 by fitting the cutout portions 12 provided in the driver insertion holes 11 at 4 positions respectively.
【００２９】この場合、プリント基板１に設けた指標と
しての印刷面（図示しない）とシールドカバー２の指標
部２８とを合致させて取り付けることにより方向性が確
保され、逆接続したりするおそれはない。また、係合片
２１はバネ性を有するから、図２に示すように、プリン
ト基板１を挟持する形態となり、プリント基板１から脱
落することはない。そして、シールドカバー２の天面の
凸部２２がプリント基板１の底面側の回路パターンを有
しない部分に当接するから、プリント基板１とシールド
カバー２との間に所定の間隙が形成され、電気的絶縁が
確保される。In this case, the printed surface (not shown) provided as an index on the printed circuit board 1 and the index portion 28 of the shield cover 2 are fitted and aligned with each other to secure the directionality, and there is no possibility of reverse connection. Absent. Further, since the engagement piece 21 has a spring property, as shown in FIG. 2, it has a form in which the printed circuit board 1 is sandwiched and does not fall off from the printed circuit board 1. Then, since the convex portion 22 on the top surface of the shield cover 2 comes into contact with the portion of the bottom surface side of the printed circuit board 1 which does not have a circuit pattern, a predetermined gap is formed between the printed circuit board 1 and the shield cover 2 Electrical insulation is secured.
【００３０】次に、パワーモジュール３をシールドカバ
ー２の挟持片２４と折曲げ片２５との間に挟持させるよ
うに嵌合して仮保持させる。これによりパワーモジュー
ル３の脚３２はシールドカバー２の挿通穴２７から突出
してプリント基板１の端子接続穴１３に挿入されるか
ら、この状態で半田付けされ、固定ビス５によりシール
ドカバー２とパワーモジュール３をシャーシ４に固定す
る。４１はシャーシ４に設けたビス穴を示している。Next, the power module 3 is fitted so as to be sandwiched between the sandwiching piece 24 and the bending piece 25 of the shield cover 2 and temporarily held. As a result, the leg 32 of the power module 3 projects from the insertion hole 27 of the shield cover 2 and is inserted into the terminal connection hole 13 of the printed circuit board 1. Therefore, the legs 32 of the power module 3 are soldered in this state, and the shield cover 2 and the power module 3 are fixed by the fixing screw 5. 3 is fixed to the chassis 4. 41 denotes a screw hole provided in the chassis 4.
【００３１】図５の構成例では、前記のようにしてシャ
ーシ４に取り付けた際にシールドカバー２の側面に設け
たアース用舌片２９がシャーシ４から突出しているボス
部や壁部等の垂直部４２に接触し、シールドカバー２が
確実にアースされる。In the configuration example of FIG. 5 , the grounding tongue piece 29 provided on the side surface of the shield cover 2 when attached to the chassis 4 as described above projects vertically from the chassis 4 such as a boss or a wall. The shield cover 2 is surely grounded by coming into contact with the portion 42.
【００３２】[0032]
【発明の効果】本発明に係る通信機におけるシールドカ
バーの取付構造によれば、請求項１記載のものにおいて
は、シールドカバーをプリント基板に保持させることが
でき、組立治具等は不要であって組立作業が容易になる
とともに、プリント基板に設けたドライバー挿入穴の開
口縁部をシールドカバーの係合舌片を係合させるための
係合部として利用できる。 According to the shield cover mounting structure of the communication device of the present invention, in the structure described in claim 1, the shield cover can be held on the printed circuit board, and no assembly jig or the like is required. Facilitates assembly work
At the same time, open the driver insertion hole on the printed circuit board.
For engaging the lip with the engaging tongue of the shield cover
It can be used as an engaging part.
【００３３】請求項２記載のものにおいては、シールド
カバーをプリント基板に保持させることができ、組立治
具等は不要であって組立作業が容易になるとともに、位
置決めした状態で電子部品をシールドカバーに保持させ
ることができる。In the second aspect, the shield
The cover can be held on the printed circuit board,
No tools are required, which facilitates assembly work and
Hold the electronic components in the shield cover in the arranged state.
You can
【００３４】[0034]
【００３５】[0035]
【００３６】[0036]
【００３７】[0037]
【図１】本発明に係る通信機におけるシールドカバーの
取付構造の実施例を示す分解斜視図。FIG. 1 is an exploded perspective view showing an embodiment of a shield cover mounting structure in a communication device according to the present invention.
【図２】全体の取付状態を示す断面図。FIG. 2 is a cross-sectional view showing an entire mounting state.
【図３】電子部品の挟持部を示す拡大図であり、（Ａ）
は斜視図、（Ｂ）は挟持状態を示す正面図。FIG. 3 is an enlarged view showing a holding part of an electronic component, (A)
Is a perspective view, and (B) is a front view showing a sandwiched state.
【図４】シールドカバーの他の構成例を示す斜視図。FIG. 4 is a perspective view showing another configuration example of the shield cover.
【図５】シールドカバーのアース状態を示す側面図。FIG. 5 is a side view showing a grounded state of the shield cover.
【図６】従来の通信機におけるシールドカバーの取付構
造を示す分解斜視図。FIG. 6 is an exploded perspective view showing a mounting structure of a shield cover in a conventional communication device.
１ プリント基板 １１ ドライバー挿入穴 １２ 係合部としての切欠部 １３ 端子接続穴 ２ シールドカバー ２１ 係合舌片 ２２ 凸部 ２３ ネジ止め部 ２４ 挟持片 ２５ 折曲げ片 ２７ 挿通穴 ２８ 指標部 ２９ アース用舌片 ３ 電子部品（パワーモジュール） ３１ 取付部 ３２ 脚 ４ シャーシ ４２ 垂直部 ５ 固定ビス 1 printed circuit board 11 Driver insertion hole 12 Notch part as engaging part 13 terminal connection hole 2 Shield cover 21 Engaging tongue 22 convex 23 Screw stop 24 clamp pieces 25 bent pieces 27 insertion hole 28 Indicator 29 Ground tongue 3 Electronic components (power module) 31 Mounting part 32 legs 4 chassis 42 Vertical part 5 fixing screws
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) H05K 9/00 H05K 7/14 ─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. 7 , DB name) H05K 9/00 H05K 7/14
Claims (2)
こしによって複数個の係合舌片を設け、該係合舌片をプ
リント基板に設けた係合部に弾発的に係合させて保持さ
せるように構成するとともに、 上記係合部が上記電子部品をシャーシにネジ止めするた
めのドライバー挿入穴の開口縁に形成した切欠部である
ことを特徴とする通信機におけるシールドカバーの取付
構造。1. A plurality of engaging tongue pieces are provided by cutting and raising on a shield cover for covering electronic parts, and the engaging tongue pieces are elastically engaged with and held by an engaging portion provided on a printed circuit board. In addition to the above, the engaging portion fixes the electronic component to the chassis with a screw.
A shield cover mounting structure for a communication device, wherein the shield cover is a notch formed on an opening edge of a driver insertion hole .
こしによって複数個の係合舌片を設け、該係合舌片をプ
リント基板に設けた係合部に弾発的に係合させて保持さ
せるように構成するとともに、 上記電子部品をシャーシにネジ止めするために上記シー
ルドカバーに形成したネジ止め部に上記電子部品を挟持
するための挟持片を設けた ことを特徴とする通信機にお
けるシールドカバーの取付構造。2. A shield cover for covering electronic parts is cut and raised.
Providing a plurality of engaging tongues with a strainer,
It is held by elastically engaging with the engaging part provided on the printed circuit board.
In order to screw the above electronic parts to the chassis,
Hold the above electronic parts in the screwed part formed on the field cover.
A shield cover mounting structure for a communication device, which is provided with a sandwiching piece for carrying out .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23868796A JP3460038B2 (en) | 1996-08-22 | 1996-08-22 | Mounting structure of shield cover in communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23868796A JP3460038B2 (en) | 1996-08-22 | 1996-08-22 | Mounting structure of shield cover in communication equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1065380A JPH1065380A (en) | 1998-03-06 |
| JP3460038B2 true JP3460038B2 (en) | 2003-10-27 |
Family
ID=17033815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23868796A Expired - Lifetime JP3460038B2 (en) | 1996-08-22 | 1996-08-22 | Mounting structure of shield cover in communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3460038B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4628582B2 (en) * | 2001-04-26 | 2011-02-09 | パナソニック株式会社 | Electronic device casing and electronic device using the same |
| JP2003258456A (en) * | 2002-02-27 | 2003-09-12 | Yokogawa Electric Corp | Mounter for printed board |
-
1996
- 1996-08-22 JP JP23868796A patent/JP3460038B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1065380A (en) | 1998-03-06 |
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