JPS6267900A - Tuner for television receiver - Google Patents
Tuner for television receiverInfo
- Publication number
- JPS6267900A JPS6267900A JP20937685A JP20937685A JPS6267900A JP S6267900 A JPS6267900 A JP S6267900A JP 20937685 A JP20937685 A JP 20937685A JP 20937685 A JP20937685 A JP 20937685A JP S6267900 A JPS6267900 A JP S6267900A
- Authority
- JP
- Japan
- Prior art keywords
- tuner
- circuit board
- printed circuit
- television receiver
- specific part
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（イ） 産業上の利用分野
本発明にテレビジョン受像機のチューナ装置に関し、特
に合理化され次チューナ装置に関する。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a tuner device for a television receiver, and particularly to a streamlined tuner device.
（ロ）従来の技術
テレビジョン受像機に用いるチューナ製電ニ例えば＃開
昭５６−５４０９９号公報に示される如く、チューナ回
路部品を載置し几チューナ用７ Ｕント基板がシールド
ケースで密閉され、前記シールドケース側面を貫通する
貫通コンデンサのり一ド線を外部端子としている。そし
て、このようにして組立てられ几チューナ装置ｆはテレ
ビジョン受像機の電気部品が配置されているプリント基
板上に前記端子及びシールドケースよジ突出する舌片が
半田付けされることにより取付けられてい几。(B) Conventional technology For example, as shown in Japanese Patent Publication No. 56-54099, a 7-unit board for a tuner is sealed with a shield case on which tuner circuit components are mounted. , the lead wire of the feedthrough capacitor passing through the side surface of the shield case is used as an external terminal. The thus assembled tuner device f is attached to the printed circuit board on which the electrical components of the television receiver are arranged by soldering the terminals and the tongue piece projecting from the shield case.几.
−万、近年テレビジョン受像機に合理化・価格低減の為
、回路部品に一枚のメ１ンプリント基板上に全て載置す
るようにしている。そして、更に合理化を推進する上で
、チューナ用プリント基板をメインプリント基板と一体
化を計ることが望まれてきている。-In recent years, in order to rationalize and reduce the cost of television receivers, all circuit components have been mounted on one main printed circuit board. In order to further promote rationalization, it has become desirable to integrate the tuner printed circuit board with the main printed circuit board.
（ハ）発明が解決しようとする問題点
本発明は上述の点に鑑み為されたものでありテレビジョ
ン受像機のメインプリント基板及びチューナ用プリント
基板の合理化を計ることを目的とする。(c) Problems to be Solved by the Invention The present invention has been made in view of the above-mentioned points, and an object of the present invention is to rationalize the main printed circuit board and the tuner printed circuit board of a television receiver.
に）問題点を解決するための手段
本発明のチューナ装Ｈａテレビジョン受像機の回路部品
を配置してなるプリント基板の特定部分にチューナ回路
部品を集約して配置すると共に前記特定部分全上下から
一対のシールドケースで密閉してなる。B) Means for Solving the Problems The tuner circuit components are arranged in a concentrated manner in a specific part of the printed circuit board on which the circuit components of the tuner-equipped Ha television receiver of the present invention are arranged, and the tuner circuit parts are arranged in a concentrated manner from above and below the specific part. It is sealed with a pair of shield cases.
に）作 用
上述の手段により、チューナ回路部品と外部の他の部品
との絶縁性は充分保持したままチューナ用プリント基板
とメイン１リント基板とが一体化される。B) Operation: By the means described above, the tuner printed circuit board and the main 1-lint board are integrated while maintaining sufficient insulation between the tuner circuit components and other external components.
（へ）実施例 以下図面に従い本発明の一実施例全説明する。(f) Example An embodiment of the present invention will be fully described below with reference to the drawings.
第１図に本実施例におけるチューナ装置の分解斜視図で
ある。FIG. 1 is an exploded perspective view of the tuner device in this embodiment.
図中、（１）框テレビジョン受像機の回路部品（図示省
略）が配置され几メインプリント基板、（１ａ）はこの
メインプリント基板上の特定部分であり、この特定部分
内にはチューナ回路部品＋２１ ＋２１・・・が載置さ
れている。前記特定部分と特定部分以外の部分との境界
（２点鎖線図示）には略Ｔ字状の嵌入孔（１ｂ）（１ｂ
）・・・及び端子挿入孔（１０）（ＩＣ）・・・が形成
されている。ｆ３）１３＋・・・に前記嵌入孔（１ｂ）
にその本体（３ａ）が嵌入されると共にそのリード線（
，３）））（３ｂ）が大々端子挿入孔（ｉｃ）（１ｃ）
に挿入される貫通コンデンサである。Ｉま７ｔ、＋４１
は前記メインプリント基板の上面から前記特定部分を覆
うべく取付けられる上側シールドケースであり、その周
縁には前記メインプリント基板上の境界に形成され几ス
リット（１ｄ）（１ｄ）・ｉＣ挿入される舌片（４ａ）
（４ａ）・・・、及び前記貫通コンデンサの本体（３）
の外装電極（６Ｃ）に沿う円弧状の切欠き（４ｂ）（４
ｂ）・・・が形成されている。ま７ｔ ＋５１ ＃：ｃ
前記メインプリント基板の下面から前記特定部分を覆う
べく取付けられる下側シールドケースである。In the figure, (1) is a frame main printed circuit board on which the circuit components (not shown) of the television receiver are arranged, (1a) is a specific part on this main printed board, and within this specific part is the tuner circuit component. +21 +21... is placed. A substantially T-shaped insertion hole (1b) (1b
)... and terminal insertion holes (10) (IC)... are formed. f3) The insertion hole (1b) in 13+...
The main body (3a) is inserted into the lead wire (3a).
, 3))) (3b) is a large terminal insertion hole (ic) (1c)
It is a feedthrough capacitor inserted into the Ima7t, +41
is an upper shield case attached to cover the specific portion from the upper surface of the main printed circuit board, and on its periphery there is a tongue formed at the boundary on the main printed circuit board and inserted into the slit (1d) (1d). Piece (4a)
(4a)... and the main body (3) of the feedthrough capacitor
An arc-shaped notch (4b) along the exterior electrode (6C) (4
b)... is formed. Ma7t +51 #:c
A lower shield case is attached to cover the specific portion from the lower surface of the main printed circuit board.
尚、上記メインプリント基板山上にチェーナ回路部品＋
２１１２１配する場合は、耐温性等を考慮した材質の１
りント基板全選択する必要があり、本実施例では鐘化淵
化学製のマイラーシート基板ＲＣ５６００シリーズを用
いている。この基板は耐温性に優れチ、−す用基板に向
いていると共に価格も安価なｔめ大面積の基板に用いて
もコストアップとならない。In addition, there is a chainer circuit component + on the top of the main printed circuit board above.
When installing 21121, use 1 of the material considering temperature resistance etc.
It is necessary to select all the lint substrates, and in this embodiment, the Mylar sheet substrate RC5600 series manufactured by Kanekafuchi Chemical Co., Ltd. is used. This substrate has excellent temperature resistance and is suitable for use as a chip substrate, and is also inexpensive and can be used for large-area substrates without increasing costs.
次ニ上述のチューナ装置の組立てについて第２図と共に
説明する。Next, the assembly of the above tuner device will be explained with reference to FIG.
まず・メインプリント基板１１＋の上面にテレビジョン
受像機の回路部品、チューナ回路部品＋２１＋２１・・
・、及び貫通コンデンサ１３＋Ｉ３＋・・・を所定位置
に載置すると共に上側シールドケース（４）の各舌片（
４ａ）（４ａ）・・・をスリット（１ｄ）（１（１）・
・・に挿入する。尚、前記プリント基板の下面、すなわ
ち、導箔パターン面には第３図に示す如く、前記特定部
分とそれ以外の部分との境界に沿って・且つ前記嵌入孔
を食んで閉ループの接地箔（１ｅ）が形成されている。First, on the top of the main printed circuit board 11+ are television receiver circuit components, tuner circuit components +21+21...
・, and the feedthrough capacitor 13+I3+... are placed in the predetermined positions, and each tongue piece (
4a) (4a)... to slit (1d) (1(1).
Insert into... As shown in FIG. 3, on the lower surface of the printed circuit board, that is, on the conductive foil pattern surface, a closed-loop grounding foil ( 1e) is formed.
次に、上記メインプリント基板の前記導箔パターン面を
ディッピングにより半田付けし、各部品の端子と所定の
導箔パターンとを電気的及び機械的に接続すると共に前
記上側シールドケース１４１の舌片（４ａ）（４ａ）・
・・と接地箔（１ｅ）及び前記貫通コンデンサの外装電
極（３０’）（３Ｃ）・・・と接地箔（１ｅ）とｆ：夫
々電気的及び機械的に接続する。Next, the conductive foil pattern surface of the main printed circuit board is soldered by dipping to electrically and mechanically connect the terminals of each component and the predetermined conductive foil pattern, and the tongue piece of the upper shield case 141 ( 4a) (4a)・
... and the grounding foil (1e) and the exterior electrode (30') (3C) of the feedthrough capacitor... and the grounding foil (1e) and f: electrically and mechanically connected, respectively.
次に、第２図に示す如く、下側シールドケース（５１ヲ
メづンプリント基板山下面よりその縁部（５ａ）が前記
舌片（ａａ）（４ａ）・・・の外側に接触する如く対向
せしめる。そして、この状態で例えば手半田により、前
記縁部（５ａ）を前記舌片（４ａ）（４ａ）・・・及び
前記接地箔（１ｅ）に半田付けする。Next, as shown in FIG. 2, the lower shield case (51) is opposed to the lower surface of the printed circuit board so that its edge (5a) contacts the outside of the tongue pieces (aa) (4a)... Then, in this state, the edge portion (5a) is soldered to the tongue pieces (4a), (4a), . . . and the ground foil (1e), for example, by manual soldering.
以上で、チューナ装置の組立ては完了し、チューナ回路
部品＋２１＋２１・・・に外部とは完全にシールドされ
るつ
（ト）発明の効果
上述の如く本発明に依れば、テレビジョン受像機のメイ
ンプリント基板にチューナ回路部品分配置してチューナ
を一体化し之几めチューナ用７１Ｊント基板を必要とせ
ず、テレビジョン受像機の大巾な合理化が計れる。With the above steps, the assembly of the tuner device is completed, and the tuner circuit components +21+21... are completely shielded from the outside.Effects of the InventionAs described above, according to the present invention, the main By arranging the tuner circuit components on a printed circuit board and integrating the tuner, a 71J component board for the tuner is not required, and the television receiver can be greatly rationalized.
図面にいずれも本発明の一実施例に関し・第１図にチュ
ーナ装置の分解斜視図、第２図に同要部断面囚、第３図
は接地箔の説明図である。
＋１１・・・メインプリント基板、＋２１・・・チュー
ナ回路部品−＋３）・・・貫通コンデンサ、ｆ４１ｆ５
＋・・・上下側シールドケース。The drawings all relate to an embodiment of the present invention; FIG. 1 is an exploded perspective view of a tuner device, FIG. 2 is a sectional view of the same essential parts, and FIG. 3 is an explanatory view of a grounding foil. +11... Main printed circuit board, +21... Tuner circuit components -+3)... Feedthrough capacitor, f41f5
+...Upper and lower shield case.
Claims (3)
リント基板の特定部分にチューナ回路部品を集約して配
置すると共に、前記特定部分を上下から一対のシールド
ケースで密閉したことを特徴とするテレビジョン受像機
のチューナー装置。(1) Tuner circuit components are arranged in a concentrated manner in a specific part of a printed circuit board on which the circuit components of a television receiver are arranged, and the specific part is sealed from above and below with a pair of shield cases. A tuner device for television receivers.
部分との境界に嵌入孔を設け、この嵌入孔に貫通部品を
嵌入せしめると共に、前記上下一対のシールドケースの
どちらか一方若しくは両方に前記貫通部品の外周に沿う
円弧状の切欠きを形成してなる特許請求の範囲第１項記
載のテレビジョン受像機のチューナ装置。(2) A fitting hole is provided at the boundary between a specific part and a part other than the specific part on the printed circuit board, and a penetrating part is fitted into the fitting hole, and one or both of the pair of upper and lower shield cases is provided with a fitting hole. A tuner device for a television receiver according to claim 1, wherein an arcuate notch is formed along the outer periphery of the penetrating part.
地箔に前記貫通部品の外装電極及び前記シールドケース
の縁部が導電接続されることを特徴とする特許請求の範
囲第２項記載のテレビジョン受像機のチューナー装置。(3) A grounding foil is formed around the insertion hole, and the exterior electrode of the penetrating part and the edge of the shield case are conductively connected to the grounding foil. A tuner device for the television receiver described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20937685A JPS6267900A (en) | 1985-09-20 | 1985-09-20 | Tuner for television receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20937685A JPS6267900A (en) | 1985-09-20 | 1985-09-20 | Tuner for television receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6267900A true JPS6267900A (en) | 1987-03-27 |
Family
ID=16571895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20937685A Pending JPS6267900A (en) | 1985-09-20 | 1985-09-20 | Tuner for television receiver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6267900A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6263997U (en) * | 1985-10-11 | 1987-04-21 | ||
| JPH05243779A (en) * | 1992-02-26 | 1993-09-21 | Mitsubishi Electric Corp | Electronic device |
-
1985
- 1985-09-20 JP JP20937685A patent/JPS6267900A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6263997U (en) * | 1985-10-11 | 1987-04-21 | ||
| JPH0231832Y2 (en) * | 1985-10-11 | 1990-08-28 | ||
| JPH05243779A (en) * | 1992-02-26 | 1993-09-21 | Mitsubishi Electric Corp | Electronic device |
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