JPH0623037Y2 - Shield partition structure - Google Patents
Shield partition structureInfo
- Publication number
- JPH0623037Y2 JPH0623037Y2 JP1988073958U JP7395888U JPH0623037Y2 JP H0623037 Y2 JPH0623037 Y2 JP H0623037Y2 JP 1988073958 U JP1988073958 U JP 1988073958U JP 7395888 U JP7395888 U JP 7395888U JP H0623037 Y2 JPH0623037 Y2 JP H0623037Y2
- Authority
- JP
- Japan
- Prior art keywords
- shield
- partition
- shield partition
- frame base
- partition plate
- 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
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- Casings For Electric Apparatus (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Structure Of Receivers (AREA)
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、電子チューナ等の高周波電気機器に使用され
るシールド仕切構体に関する。[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a shield partition structure used in high-frequency electrical equipment such as an electronic tuner.
TV、VTR用電子チューナ等の高周波電気機器は、プリン
ト基板に高周波回路部品を組込み配線したプリント配線
体をフレームベースに収納し、フレームベース内をシー
ルド仕切板で複数種類の高周波回路毎にシールド区画し
て、フレームベースの表裏開口をシールドカバーで塞い
だ構造が一般的である。High-frequency electric devices such as electronic tuners for TVs and VTRs have a printed wiring board with high-frequency circuit components built-in and printed on a printed circuit board, housed in a frame base, and a shield partition plate inside the frame base to shield multiple types of high-frequency circuits. Then, the structure in which the front and back openings of the frame base are closed with a shield cover is general.
上記枠形フレームベースとシールド仕切板からなるシー
ルド仕切構体の具体例を第４図乃至第６図を参照しなが
ら次に説明する。第４図のシールド仕切構体（１）は枠
形のフレームベース（２）内を、フレームベース（２）
と一体の例えば３枚の第１〜第３シールド仕切板（３）
〜（５）と、フレームベース（２）と別体の１枚の第４
シールド仕切板（６）とで構成される。A specific example of the shield partition structure including the frame-shaped frame base and the shield partition plate will be described below with reference to FIGS. 4 to 6. The shield partition structure (1) in FIG. 4 has a frame-shaped frame base (2) and a frame base (2).
Integral with, for example, three first to third shield partition plates (3)
~ (5), and a single 4th frame separate from the frame base (2)
It is composed of a shield partition plate (6).
枠形フレームベース（２）と第１〜第３シールド仕切板
（３）〜（５）は１枚の金属板を第５図の展開図に示す
ように打抜いたものである。フレームベース（２）は４
つの側板部(2a)〜(2d)を４つの連結片（７）…で一体に
連結したもので、各連結片（７）…の図示破線箇所が山
折りされて、枠形フレームベース（２）となる。第１シ
ールド仕切板（３）はフレームベース（２）の対向する
２つの側板部(2a)(2c)に両端が連結片（８）（８）で一
体に連結れ、平行な第２、第３シールド仕切板（４）
（５）はフレームベース（２）の残り１つの側板部(2d)
と第１シールド仕切板（３）に両端が連結片（９）
（９）、（10）（10）で一体に連結され、これらの各連
結片（８）（９）（10）…の図示破線箇所を山折りする
ことで、第６図に示すように、フレームベース（２）内
に第１〜第３シールド仕切板（３）〜（５）が一体に垂
設される。The frame-shaped frame base (2) and the first to third shield partition plates (3) to (5) are one metal plate punched as shown in the development view of FIG. Frame base (2) is 4
One side plate portion (2a) to (2d) is integrally connected by four connecting pieces (7) ..., and the broken line portions of each connecting piece (7) ... are mountain-folded to form a frame-shaped frame base (2). ). The first shield partition plate (3) has two opposite side plate portions (2a), (2c) of the frame base (2) integrally connected at both ends by connecting pieces (8), (8), and a second parallel plate and a second parallel plate. 3 shield partition plate (4)
(5) is the remaining one side plate part (2d) of the frame base (2)
And both ends of the first shield partition plate (3) are connected pieces (9)
(9), (10) and (10) are integrally connected, and the broken line portions of the connecting pieces (8), (9), (10) ... First to third shield partition plates (3) to (5) are vertically provided integrally in the frame base (2).
フレームベース（２）と別体の第４シールド仕切板
（６）はフレームベース（２）の３つの側板部(2a)〜(2
c)と第１シールド仕切板（３）で囲まれる空間ｍを２つ
にシールド区画するもので、第６図に示すようにフレー
ムベース（２）と第１〜第３シールド仕切板（３）〜
（５）を枠状に折曲した後で、空間ｍに挿入されて、両
端がフレームベース（２）と第１シールド仕切板（３）
に半田接続されて固定される。The fourth shield partition plate (6), which is separate from the frame base (2), has three side plate parts (2a) to (2) of the frame base (2).
The space m surrounded by c) and the first shield partition plate (3) is divided into two shields, and as shown in FIG. 6, the frame base (2) and the first to third shield partition plates (3). ~
After bending (5) into a frame shape, it is inserted into the space m, and both ends are the frame base (2) and the first shield partition plate (3).
It is soldered and fixed to.
上記シールド仕切構体（１）のように、フレームベース
（２）と３つの第１〜第３シールド仕切板（３）〜
（５）は一体物ゆえに組立性が良いが、必要に応じ付設
される第４シールド仕切板（６）が別体物ゆえに、この
第４シールド仕切板（６）をフレームベース（２）内に
組付ける作業が面倒で、結果的にシールド仕切構体
（１）の組立性が悪くなる不具合があった。Like the shield partition structure (1), a frame base (2) and three first to third shield partition plates (3) to
Since (5) is an integrated body, it is easy to assemble, but since the fourth shield partition plate (6) attached as necessary is a separate body, this fourth shield partition plate (6) is placed inside the frame base (2). There was a problem that the assembling work was troublesome, and as a result, the assemblability of the shield partition structure (1) deteriorated.
以上の不具合を解決する工夫として、第７図乃至第９図
に示すように、一部を改良したシールド仕切構体（11）
がある。これは第７図の展開図に示すように、フレーム
ベース（２）と一体の第１シールド仕切板（３）と、こ
れに対向するフレームベース（２）の側板部(2b)とに両
端が連結片（12）（13）で連結された第４シールド仕切
板（14）を特徴とするものである。As a device for solving the above problems, as shown in FIGS. 7 to 9, a partially improved shield partition structure (11)
There is. As shown in the development view of FIG. 7, both ends of the first shield partition plate (3) integrated with the frame base (2) and the side plate portion (2b) of the frame base (2) facing the first shield partition plate (3) have both ends. It is characterized by a fourth shield partition plate (14) connected by connecting pieces (12) (13).
詳しくは、シールド仕切板（14）の片端部（14′）は第
１シールド仕切板（３）に切込み（15）（16）で区分さ
れて形成され、両端の連結片（12）（13）から折曲する
ことで、第８図に示すように、第１シールド仕切板
（３）と側板部(2b)の間の空間ｍを２つにシールド区画
する。Specifically, one end portion (14 ') of the shield partition plate (14) is formed by being divided into the first shield partition plate (3) by the notches (15) (16), and the connecting pieces (12) (13) at both ends. By bending from, the space m between the first shield partition plate (3) and the side plate portion (2b) is divided into two shield sections, as shown in FIG.
このようなシールド仕切構体（11）は全構成部品が１枚
の金属板を打抜いた一体物であるので、組立性が良く、
部品点数が１つであって部品の保守、管理が容易になる
利点を有する。しかし、上述したように、第４シールド
仕切板（14）は第１シールド仕切板（３）から側板部(2
b)までの長さをかせぐ必要上、その片端部（14′）を第
１シールド仕切板（３）に切込み（15）（16）で区分け
して形成せざるを得ず、その結果、第１、第４シールド
仕切板（３）（14）を直交させて折曲すると、第９図に
示すように、第１シールド仕切板（３）に第４シールド
仕切板（14）の片端部（14′）が抜けた穴（17）が生じ
て、第１シールド仕切板（３）のシールド性が大幅に低
下する問題があった。Since all the constituent parts of such a shield partition structure (11) are one metal plate punched out, they are easy to assemble,
Since the number of parts is one, there is an advantage that parts can be easily maintained and managed. However, as described above, the fourth shield partition plate (14) is connected to the side plate portion (2) from the first shield partition plate (3).
Since it is necessary to make the length up to b), one end (14 ') must be formed by dividing it into the first shield partition plate (3) by the notches (15) and (16). When the first and fourth shield partition plates (3) (14) are bent at right angles to each other, as shown in FIG. 9, one end of the fourth shield partition plate (14) is attached to the first shield partition plate (3) ( There is a problem that a hole (17) in which 14 ') is removed is generated, and the shield property of the first shield partition plate (3) is significantly reduced.
本考案は以上の問題点に鑑みてなされたもので、組立
性、シールド性の良いシールド仕切構体を提供すること
を目的とする。The present invention has been made in view of the above problems, and an object of the present invention is to provide a shield partition structure having good assembling and shielding properties.
本考案の上記目的を達成する技術的手段は、矩形枠状に
折曲されるフレームベースに片端が一体に連結された第
１仕切片、及び第１仕切片の先端に連結片で、第１仕切
片と同一平面上で第１仕切片と直交する方向に一体に連
結された状態から、前記連結片の３箇所の90°折曲にて
第１仕切片の先端延長線上に直列配置される第２仕切片
から成るシールド仕切板を具えたことにある。The technical means for achieving the above object of the present invention is a first segment having one end integrally coupled to a frame base bent into a rectangular frame shape, and a coupling segment at the tip of the first segment. From the state in which they are integrally connected in the direction orthogonal to the first partition on the same plane as the partition, they are arranged in series on the extension line of the tip of the first partition by bending the connecting piece at 90 ° in three places. It is equipped with a shield partition plate consisting of the second partition.
１つのシールド仕切板を第１仕切片と第２仕切片及びこ
の両者を連結一体化する連結片で形成して、始めは第
１、第２仕切片を同一平面上で直交方向に並べておくこ
とで、フレームベース内の狭いスペースを利用してシー
ルド仕切板をフレームベースと一体に打抜き形成するこ
とができるようになる。また、連結片を折曲して第１、
第２仕切片を直線状に並べることで、長いシールド仕切
板が形成される。One shield partition plate should be formed of a first partition piece, a second partition piece, and a connecting piece that connects and integrates both of them, and first, the first and second partition pieces should be arranged in the orthogonal direction on the same plane. Then, the shield partition plate can be formed by punching integrally with the frame base by utilizing the narrow space in the frame base. Also, by bending the connecting piece,
A long shield partition plate is formed by arranging the second partition pieces linearly.
実施例について、第１図乃至第３図を参照して説明す
る。An embodiment will be described with reference to FIGS. 1 to 3.
第１図の実施例に示すシールド仕切構体（18）は第４図
のシールド仕切構体（１）と同一サイズのもので、この
シールド仕切構体（18）の展開図を第２図に示す。シー
ルド仕切構体（18）は４枚の長方形の側板部（19ａ）〜
（19ｄ）で形成される枠形フレームベース（19）内を４
つのシールド仕切板（20）〜（23）でシールド区画した
もので、４つのシールド仕切板（20）〜（23）の内の１
つが本考案の特徴とするもので、これを第４シールド仕
切板（23）と称し、他の３つを第１〜第３シールド仕切
板（20）〜（22）と称して、以下、詳しく説明する。The shield partition structure (18) shown in the embodiment of FIG. 1 has the same size as the shield partition structure (1) of FIG. 4, and a development view of this shield partition structure (18) is shown in FIG. The shield partition structure (18) has four rectangular side plate parts (19a) to
4 in the frame-shaped frame base (19) formed by (19d)
One of four shield partition plates (20) to (23), which is shielded by one shield partition plate (20) to (23).
One of the features of the present invention is referred to as a fourth shield partition plate (23), and the other three are referred to as first to third shield partition plates (20) to (22). explain.
第２図に示すように、フレームベース（19）の各側板部
（19ａ）〜（19ｄ）は直交端部が連結片（24）…で一体
に連結され、第１シールド仕切板（20）は対向する側板
部（19ａ）（19ｃ）に両端が連結片（25）（25）で一体
に連結され、第２、第３シールド仕切板（21）（22）は
第シールド仕切板（20）と１つの側板部（19ｄ）に両端
が連結片（26）（26）、（27）（27）で一体に連結され
る。これらの各連結片（25）〜（27）は第２図の破線箇
所が山折りされる。As shown in FIG. 2, the orthogonal end portions of the side plate portions (19a) to (19d) of the frame base (19) are integrally connected by connecting pieces (24), and the first shield partition plate (20) is Both ends of the opposite side plate portions (19a) (19c) are integrally connected by connecting pieces (25) (25), and the second and third shield partition plates (21) (22) are connected to the second shield partition plate (20). Both ends of one side plate portion (19d) are integrally connected by connecting pieces (26), (26), (27) and (27). Each of these connecting pieces (25) to (27) is mountain-folded at the broken line in FIG.
第４シールド仕切板（23）は、フレームベース（19）の
１側板部(19ｂ）に片端が連結片（28）で一体に連結さ
れた第１仕切片（23ａ）と、第１仕切片（23ａ）の先端
に蛇行状の連結片（29）で一体に連結された第２仕切片
（23ｂ）で構成される。展開時の第１仕切片（23ａ）は
側板部(19ｂ）から直交方向に延び、第２仕切片（23
ｂ）は第１仕切片（23ａ）の先端から直交方向に延び、
このようにＬ形に展開させることで、第１、第２仕切片
（23ａ）（23ｂ）を第１シールド仕切板（20）と１側板
部(19ｂ）の間の狭いスペースに配置することができ
る。この第１、第２仕切片（23ａ）（23ｂ）の幅はほぼ
同一で、この両者は最終的に、第１図に示すように一直
線状に並ぶよう折曲されて、見た目に１枚のシールド仕
切板（23）となり、このシールド仕切板（23）の先端側
にある第２仕切片（23ｂ）の先端部に形成した切欠き
（30）が、第１シールド仕切板（20）に形成したスリッ
ト（31）に係合して、第４シールド仕切板（23）の組付
けが行われる。The fourth shield partition plate (23) has a first partition (23a) whose one end is integrally connected to the first side plate portion (19b) of the frame base (19) by a connecting piece (28), and a first partition ((a)). The second partition (23b) is integrally connected to the tip of 23a) by a meandering connecting piece (29). The first partition (23a) when unfolded extends from the side plate portion (19b) in the orthogonal direction, and the second partition (23a)
b) extends in the orthogonal direction from the tip of the first partition (23a),
By developing the L-shape in this way, the first and second partition pieces (23a) and (23b) can be arranged in a narrow space between the first shield partition plate (20) and the one side plate portion (19b). it can. The widths of the first and second partitions (23a) and (23b) are almost the same, and both of them are finally bent so as to be aligned in a straight line as shown in FIG. It becomes the shield partition plate (23), and the notch (30) formed at the tip of the second partition (23b) on the tip side of this shield partition plate (23) is formed in the first shield partition plate (20). The fourth shield partition plate (23) is assembled by engaging with the slit (31).
すなわち、第４シールド仕切板（23）は、次のように組
付けられる。フレームベース（19）と第１〜第３シール
ド仕切板（20）〜（22）を同一方向に90°折曲しておい
て、まず第４シールド仕切板（23）の第１仕切片（23
ａ）と側板部(19ｂ）の連結片（28）の図示破線箇所を
山折りして、第１仕切片（23ａ）を側板部(19ｂ）の内
面に直交立設させる。次に、第１仕切片（23ａ）と第２
仕切片（23ｂ）の連結片（29）の第１仕切片（23ａ）と
の境界の折曲線Ｌ1を山折りし、第２仕切片（23ｂ）と
の境界の折曲線Ｌ2を谷折りして、第３図に示すように
第１仕切片（23ａ）の先端から第２仕切片（23ｂ）を真
上に立てる。次に、連結片（29）を横切る折曲線Ｌ3を9
0°に山折りして第２仕切片（23ｂ）を倒し、その先端
の切欠き（30）を第１シールド仕切板（20）のスリット
（31）に係合させる。このときに、第２仕切片（23ｂ）
の基端部と第１仕切片（23ａ）の先端部とが一部重なっ
て、見た目に１枚の第４シールド仕切板（23）が組付け
られる。That is, the fourth shield partition plate (23) is assembled as follows. The frame base (19) and the first to third shield partition plates (20) to (22) are bent in the same direction by 90 °, and first, the first partition section (23) of the fourth shield partition plate (23).
a) and the side plate portion (19b) connecting piece (28) shown in broken lines are mountain-folded so that the first partition (23a) stands upright on the inner surface of the side plate portion (19b). Next, the first partition (23a) and the second
The folding curve L 1 at the boundary between the connecting piece (29) of the partition (23b) and the first partition (23a) is mountain-folded, and the folding curve L 2 at the boundary with the second partition (23b) is valley-folded. Then, as shown in FIG. 3, the second segment (23b) is placed right above the tip of the first segment (23a). Next, turn the folding curve L 3 that crosses the connecting piece (29) into 9
The second partition piece (23b) is tilted by making a mountain fold to 0 °, and the notch (30) at the tip thereof is engaged with the slit (31) of the first shield partition plate (20). At this time, the second partition (23b)
The base end of the first partition (23a) partially overlaps with the front end of the first partition (23a), and one fourth shield partition plate (23) is visually assembled.
本考案のように、枠形フレームベース内に一体に、始め
Ｌ形に延設されて、最終的に直線状に折曲される第１と
第２の仕切片からなるシールド仕切板を設けることによ
り、フレームベース内のスペースが狭くても、様々なシ
ールド仕切板をフレームベースと一体に形成することが
容易にできるようになり、様々な種類のシールド仕切構
体の組立作業性の改善、部品点数の低減化が図れる。ま
た、第１、第２仕切片からなるシールド仕切板は別のシ
ールド仕切板にそのシールド性を損なうこと無く連結す
ることができて、シールド仕切構体のシールド性改善が
図れる。As in the present invention, a shield partition plate is provided integrally in the frame-shaped frame base, the shield partition plate including first and second partitions that are initially extended in an L shape and are finally bent linearly. This enables various shield partition plates to be easily formed integrally with the frame base even if the space inside the frame base is small, improving the workability of assembling various types of shield partition structures and increasing the number of parts. Can be reduced. Further, the shield partition plate composed of the first and second partitions can be connected to another shield partition plate without impairing the shield property thereof, and the shield property of the shield partition structure can be improved.
第１図は本考案の実施例を示す斜視図、第２図は第１図
のシールド仕切構体の展開図、第３図は第１図のシール
ド仕切構体の組立時の部分斜視図である。 第４図は従来のシールド仕切構体の斜視図、第５図は第
４図のシールド仕切構体の要部の展開図、第６図は第４
図のシールド仕切構体の組立時の斜視図である。 第７図は他の従来のシールド仕切構体の展開図、第８図
は第７図のシールド仕切構体の組立後の部分斜視図、第
９図は第８図のＡ−Ａ線に沿う断面図である。 （18）…シールド仕切構体、 （23）…仕切板、 （23ａ）…第１仕切片、 （23ｂ）…第２仕切片、 （29）…連結片。1 is a perspective view showing an embodiment of the present invention, FIG. 2 is a developed view of the shield partition structure of FIG. 1, and FIG. 3 is a partial perspective view of the shield partition structure of FIG. 1 when assembled. FIG. 4 is a perspective view of a conventional shield partition structure, FIG. 5 is a developed view of a main part of the shield partition structure of FIG. 4, and FIG.
It is a perspective view at the time of assembling the shield partition structure of the figure. FIG. 7 is a development view of another conventional shield partition structure, FIG. 8 is a partial perspective view of the shield partition structure of FIG. 7 after assembly, and FIG. 9 is a sectional view taken along the line AA of FIG. Is. (18) ... shield partition structure, (23) ... partition plate, (23a) ... first partition, (23b) ... second partition, (29) ... connecting piece.
Claims (1)
ベースに端部を一体に連結すると共に、第１、第２仕切
片及びこの両仕切片を直角に連結する連結片を有する仕
切板を具備し、 前記第１及び第２仕切片を連結する前記連結片の所定位
置を直角折曲して第１仕切片の先端延長線上に第２仕切
片を直列配置したことを特徴とするシールド仕切構体。1. A partition plate having a frame base formed by bending a metal sheet into a rectangular frame shape and integrally connecting ends to each other, and having first and second partition pieces and a connecting piece for connecting both partition sections at a right angle. And a second segment arranged in series on the extension line of the tip of the first segment by bending a predetermined position of the connecting piece for connecting the first and second segments at a right angle. Partition structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988073958U JPH0623037Y2 (en) | 1988-06-02 | 1988-06-02 | Shield partition structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988073958U JPH0623037Y2 (en) | 1988-06-02 | 1988-06-02 | Shield partition structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01176995U JPH01176995U (en) | 1989-12-18 |
| JPH0623037Y2 true JPH0623037Y2 (en) | 1994-06-15 |
Family
ID=31299082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988073958U Expired - Lifetime JPH0623037Y2 (en) | 1988-06-02 | 1988-06-02 | Shield partition structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0623037Y2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6052098A (en) * | 1983-08-31 | 1985-03-23 | 松下電器産業株式会社 | Frame shielding structure |
-
1988
- 1988-06-02 JP JP1988073958U patent/JPH0623037Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01176995U (en) | 1989-12-18 |
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