JPS5831188Y2 - Electronic devices with liquid crystal display panels - Google Patents
Electronic devices with liquid crystal display panelsInfo
- Publication number
- JPS5831188Y2 JPS5831188Y2 JP2977378U JP2977378U JPS5831188Y2 JP S5831188 Y2 JPS5831188 Y2 JP S5831188Y2 JP 2977378 U JP2977378 U JP 2977378U JP 2977378 U JP2977378 U JP 2977378U JP S5831188 Y2 JPS5831188 Y2 JP S5831188Y2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- circuit board
- crystal display
- printed circuit
- panel
- 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
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Description
【考案の詳細な説明】
本考案は、液晶表示バ１ネ：ルを備えた電矛：機器例え
ば、液晶表示；々ネル（以下ＬＣＤ、’：ネルとよぶ）
を時刻表示部とじソ゛紐ろ送入だクラック付う？オに・
・ し□ □ 、、、、 □・、、。[Detailed description of the invention] The present invention is a device equipped with a liquid crystal display panel, such as a liquid crystal display panel (hereinafter referred to as LCD).
Is there a crack in the time display section? Oni・
・ し□ □ ,,,, □・,,.
関す、る。Related, Ru.
、、・・１．、、．５ 、 ・従来、腕
時計や卓上型 二 機、’＠、、（７’３ 度テ部に請
費電力の極めて小さい 、′ネ、、 採用されてお
り、液近ＬＣＤパネル：′＼・毛”シ゛クイ１″、）Ｊ
′：′オの時刻表示部と已１：て紐み３Ｌ：％’ｌ？？
もの”も実用ｊ□ｉ□：゛れつつある。,,...1. ,,． 5. Conventionally, it has been used in wristwatches and tabletop models, with extremely low power consumption, and liquid close-up LCD panels: '\・hair' Sheet 1″,)J
':'O's time display part and 3: te string 3L:%'l? ?
``Things'' are also becoming less practical.
この種クロ１ツク付゛１ラジオの讐３．略、宇第１’、
Ｆを用いて説明すると、１は、分周回路、計数回路、時
刻信号発生回・路等を組み込んだ、クロック用ＬＳＩで
、例えば日本電気林式金社製Ｌｃ？Ｉ ｐ、ＰＤ ８３
３．が使用できる。This kind of black one comes with 1 radio enemy 3. Abbreviation, U 1',
To explain using F, 1 is a clock LSI incorporating a frequency dividing circuit, a counting circuit, a time signal generation circuit, etc., for example, Lc? I p, PD 83
3. can be used.
。・２はクロック用電池電源：、３は、水晶発振子、４
はＬＳＩ １から時刻信・号カイ加：え、られて、時メ
ＩＪを表示するＬＣＩ）パネル、５は、・時刻：修正；
、アラ−み機能等を行なう各種の操作スイ：ツチを含む
操作部、６は、ＬＳｌｌから発せられる、アラーム信号
が制御部７を介して入力されるラジオ受信機、８は、う
２才受信機６および制御部７を駆動する電源である。.・2 is a clock battery power source, 3 is a crystal oscillator, 4
is the LCI) panel that displays the time signal/signal input from LSI 1, and 5 is the time: correction;
, an operation section including various operation switches for performing alarm functions, etc., 6 a radio receiver into which an alarm signal issued from the LSll is input via a control section 7, 8 a 2 year old receiver. This is a power source that drives the machine 6 and the control section 7.
しカルながらこのよう、なりロック付ラジオで（ネ、Ｌ
ＣＤ駆動に使用される矩形波電圧に含まれる高周波成分
が空気中を伝わり、ノイズとなってラジオ受信機のアン
テナにカロわり、待１ｙＣＡＭ ハントテは、その影響
が大きく、ラジオが聞きずらくなるという欠点がある。Even though I'm doing it, I'm listening to a radio with a lock like this (Ne, L)
The high-frequency components contained in the rectangular wave voltage used to drive the CD travel through the air and become noise, which is transferred to the antenna of the radio receiver, and according to Yamaha CAM Hante, the effect is so great that it becomes difficult to listen to the radio. There are drawbacks.
本考案は、このような欠点を解消するものであり、以下
に第２図を用いて一害施例を説明する。The present invention is intended to eliminate such drawbacks, and an example of this will be described below with reference to FIG.
尚、図では、う）矛垂信機部分は省略し、ＬＣＤパネノ
５Ｊりな乞時刻表示部のみを宗し七いる。In addition, in the figure, the transducer part (3) is omitted, and only the time display part of the LCD panel 5J is shown.
゛・４′は、ＬＣＤパネルで、プリント基板９上に□導
電性ゴムより□なるコネクタ１ｐ□、１０゛を□介して
載置される。Reference numeral 4' denotes an LCD panel, which is placed on the printed circuit board 9 via connectors 1p and 10 made of conductive rubber.
ＬＣＤパネル４と基＋ｔｌ引≧は、うネクタ１０．１０
が当接する部分に所定の１１０ニド配線およびプリント
配線が抽゛さ、、れており、ＬＣＤパネル４の表示用、
１″″′・
電極（図示せず）は、このゴネク□・夕１０，１０を通
して、プリント基板・９・に導出される。LCD panel 4 and base + tl subtraction ≧ is 10.10
A predetermined 110-nid wiring and printed wiring are extracted from the part where the LCD panel 4 comes into contact, and are used for displaying the LCD panel 4.
An electrode (not shown) is led out to the printed circuit board 9 through the connectors 10, 10.
１１．１１は、プリント基板９の表面に設けられた前記
プリント配線部分を示す。Reference numeral 11.11 indicates the printed wiring portion provided on the surface of the printed circuit board 9.
このプリント基板９にはクロック用ＬＳＩおよびラジオ
受信機を構成する各種電気部品（図示せず）が取り付け
られる。A clock LSI and various electrical components (not shown) constituting a radio receiver are attached to this printed circuit board 9.
１２は、ＬＳＤパネル４を収納する金属枠で、パネル４
による時刻表示を妨げないよう中央は切り欠かれている
。12 is a metal frame for storing the LSD panel 4;
The center is cut out so as not to obstruct the time display.
この金属枠１？９四隅にはＬ字型突起部１３．１３・・
・・・・が設けられ、さらにプリント基板９には、この
四隅に対応する位置に凹所１４，１４・・・・・・が形
成されている。This metal frame 1-9 has L-shaped protrusions 13, 13...
. . . are provided, and recesses 14, 14 . . . are formed in the printed circuit board 9 at positions corresponding to the four corners.
この凹所１４，１４・・・・・・は、金属枠１２を位置
決め（同時にＬＣＤパネル４を位置決め）するものであ
る゛。These recesses 14, 14, . . . are for positioning the metal frame 12 (and simultaneously positioning the LCD panel 4).
１５は、プリント基板９の裏面に形成されたアース電極
で、その一部は、前記凹所１４，１４・・・・・・に近
接して配設されている。Reference numeral 15 denotes a ground electrode formed on the back surface of the printed circuit board 9, a part of which is disposed close to the recesses 14, 14, . . . .
このアース電極１５は、クロック用ＬＳＩおよびラジオ
受信機の各電気部品のアース電極として共用される。This ground electrode 15 is commonly used as a ground electrode for each electrical component of the clock LSI and the radio receiver.
しかして、金属枠１２にＬＣＤパネル４を収納しパネル
４と基板９との間にコネクタ１０．１０を介在させて突
起部１３．１３・・・・・・が凹所ｉ４．１４・・・・
・・に位置するよう載置し、□さ・らに、突起部ｉ３．
１３□・・・・・・・を基板９側に折り曲げて、金属枠
□１２にてＬＣＤパネル４・を幕板９□に押しつければ
、コネクタト０，１０による電気的結合ば強固となり、
かつＬＣＤパネル４み基板９への固定も確実どなる。Thus, the LCD panel 4 is housed in the metal frame 12, the connector 10.10 is interposed between the panel 4 and the board 9, and the projections 13.13... are placed in the recesses i4.14...・
Place it so that it is located at .
13□...... is bent toward the board 9 side and the LCD panel 4 is pressed against the curtain plate 9□ using the metal frame □12, and the electrical connection by the connectors 0 and 10 becomes strong.
Also, the LCD panel 4 can be securely fixed to the board 9.
こめとき、基板９′□側に折り曲げられた突起部１３゜
１３・・・・・・は；アニス電極１５に接触す・る。When this is done, the protrusions 13° 13 . . . bent toward the substrate 9'□ come into contact with the anis electrode 15.
すなわちこの金属枠１２ Ｃｉ、ＬＣＤパネル４の静電
シールド材として□はたち°：き、ここで発生するノイ
ズが外部へ伝わるのを防止若しくは軽減する。That is, this metal frame 12 Ci acts as an electrostatic shielding material for the LCD panel 4, and prevents or reduces the noise generated here from being transmitted to the outside.
なお、ＬＣＤパネル駆動用のＬＳｆを、プリシト基板９
のＬＣＤパネル取付位置のちょうど裏側に位置するよう
構成すれば、こめＬＳＩ内部で発生するノイズをもシー
ルドする効果がある。Note that the LSf for driving the LCD panel is mounted on the pre-selected substrate 9.
By configuring it so that it is located just behind the LCD panel mounting position, it has the effect of shielding the noise generated inside the LSI.
以上の説明のように本考案によ、れば、ＬＣＤディジタ
ルクロック等ＬＣＤパネルをラジオ等の他の電子機器に
一体的に組込んだ場合ＬＣＤパネルが電子機器に及ぼす
ノイズによる悪影響を防止することができ、さらにこの
目的で設けられた金属枠は、ＬＣＤパネルの位置決め、
プリント基板への固定、さらにＬＣＤパネルとプリント
、基板配線部分の電気的結合の強化をなすものであり、
−個の部品で゛多くのはたらきをたせることかで・き、
その実用的効果は極めて大きい。As described above, according to the present invention, when an LCD panel such as an LCD digital clock is integrally incorporated into other electronic equipment such as a radio, it is possible to prevent the negative influence of noise exerted on the electronic equipment by the LCD panel. Furthermore, the metal frame provided for this purpose can be used to position the LCD panel,
It fixes to the printed circuit board and further strengthens the electrical connection between the LCD panel, the printed circuit board, and the circuit board wiring.
-By allowing individual parts to perform multiple functions,
Its practical effects are extremely large.
第１図は、クロック付ラジオの概略を示すブロック図、
第２図は、本考案−実施例要部を示す分解斜視図である
。
１・・・・・・クロック用ＬＳＩ、２．８・・・・・・
電源、３・・・・・・水晶発振子、４・・・・・・ＬＣ
Ｄパネル、５・・・・・・操作部、９・・・・・・ラジ
オ受信機、７・□・・・・・制御部、９・・・・・・プ
リント基板、１０゜１０・・・・・・コネクタ、１２・
・・・・・金属枠、１３．１３・・・・・・突起部、１
４．１４・・・・・・凹所、１５・・・・・・アース電
極。FIG. 1 is a block diagram schematically showing a radio with a clock;
FIG. 2 is an exploded perspective view showing the main parts of the present invention-embodiment. 1... Clock LSI, 2.8...
Power supply, 3...Crystal oscillator, 4...LC
D panel, 5...Operation unit, 9...Radio receiver, 7...Control unit, 9...Printed circuit board, 10°10...・・・Connector, 12・
...Metal frame, 13.13...Protrusion, 1
4.14... recess, 15... earth electrode.
Claims (1)
ース電極を有する電子機器において、液、１１１ 高表示パネルを突起部を有する金属枠で囲繞し・、該金
属枠をその突起部を用いてプリント基板に、、固定する
事に依って液晶パネル婆プリント基板に位置決めして固
定すると同時にプリント基板のプリント配線部分と液晶
パネルとの電気的結合を行わしめ、更に上記金属枠の突
起部をプリント基板のアース電極に接触せしめて該金属
枠を液晶パネルの静電シールド±４とする事を特徴とし
た液晶表示、５・・・□；：゛ ・ パネルを備えた電子機器。 、、、、、。[Claims for Utility Model Registration] In an electronic device that incorporates a liquid crystal display panel and has a common ground electrode with the panel, the liquid crystal display panel (111) is surrounded by a metal frame having a protrusion, and the metal frame is By fixing the liquid crystal panel to the printed circuit board using the protrusion, the liquid crystal panel is positioned and fixed to the printed circuit board, and at the same time, the printed wiring part of the printed circuit board and the liquid crystal panel are electrically connected, and the metal A liquid crystal display characterized by making the protrusion of the frame contact the ground electrode of a printed circuit board and using the metal frame as an electrostatic shield of ±4 for the liquid crystal panel. device. ,,,,,.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2977378U JPS5831188Y2 (en) | 1978-03-06 | 1978-03-06 | Electronic devices with liquid crystal display panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2977378U JPS5831188Y2 (en) | 1978-03-06 | 1978-03-06 | Electronic devices with liquid crystal display panels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54132287U JPS54132287U (en) | 1979-09-13 |
| JPS5831188Y2 true JPS5831188Y2 (en) | 1983-07-09 |
Family
ID=28878175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2977378U Expired JPS5831188Y2 (en) | 1978-03-06 | 1978-03-06 | Electronic devices with liquid crystal display panels |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5831188Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58166669U (en) * | 1982-04-28 | 1983-11-07 | 日本精機株式会社 | liquid crystal display device |
| JP2575483Y2 (en) * | 1991-10-14 | 1998-06-25 | 株式会社東芝 | LCD holding frame |
-
1978
- 1978-03-06 JP JP2977378U patent/JPS5831188Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54132287U (en) | 1979-09-13 |
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