JPH01222291A - Device for fixing liquid crystal display panel - Google Patents
Device for fixing liquid crystal display panelInfo
- Publication number
- JPH01222291A JPH01222291A JP4761888A JP4761888A JPH01222291A JP H01222291 A JPH01222291 A JP H01222291A JP 4761888 A JP4761888 A JP 4761888A JP 4761888 A JP4761888 A JP 4761888A JP H01222291 A JPH01222291 A JP H01222291A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- circuit board
- display panel
- 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.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 abstract description 11
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003466 welding Methods 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
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/325—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野）
本発明は、液晶表示パネルを回路基板に固定するための
固定装置に関する。DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a fixing device for fixing a liquid crystal display panel to a circuit board.
〈従来の技術〉
近年、磁気ディスク上に静止画を記録するスチルビデオ
カメラが実用化されつつある。このようなカメラでは、
静止画の記録時に磁気ディスクのトラックナンバー等の
表示を液晶表示装置（以下、ＬＣＤとする）を用いて行
っている。<Prior Art> In recent years, still video cameras that record still images on magnetic disks have been put into practical use. In such a camera,
When recording still images, a liquid crystal display device (hereinafter referred to as LCD) is used to display the track number of the magnetic disk.
かかるＬＣＤは、回路基板上に液晶表示パネルを導電ゴ
ムを介在させて設けて両者を電気的に導通させると共に
、この導通状態を確実なものにするため、液晶表示パネ
ルの上に板ばねを配置して液晶表示パネルを回路基板側
に押圧固定するようにしている。In such an LCD, a liquid crystal display panel is provided on a circuit board with a conductive rubber interposed therebetween to provide electrical continuity between the two, and a leaf spring is placed above the liquid crystal display panel to ensure this electrical continuity. Then, the liquid crystal display panel is pressed and fixed to the circuit board side.
このようなＬＣＤにおいて、従来の液晶表示パネル固定
装置を第４図に示し説明する。In such an LCD, a conventional liquid crystal display panel fixing device is shown in FIG. 4 and will be described.
従来では、まず、回路基板１上に枠状のパネル支持台２
を固定し、このパネル支持台２の対面する辺の内側にお
いて、それぞれの辺に沿うように導電ゴム３を回路基板
１に接触させて設ける。次に、液晶表示パネル４を導電
ゴム３に接触させるようにパネル支持台２内側に設け、
その後に、液晶表示パネル４の上に枠状の板ばね５を配
置し、この板ばね５の一対の対辺に形成した係合穴６を
、パネル支持台２の対応する対辺の外面に設けた突起部
７に係合させて板ばね５を固定することにより、板ばね
５の弾性力を利用して液晶表示パネル４を回路基板１側
に押し付けて回路基板１と液晶表示パネル４との電気的
接触を確実にしている。Conventionally, first, a frame-shaped panel support 2 is placed on the circuit board 1.
is fixed, and conductive rubber 3 is provided in contact with the circuit board 1 along each side on the inside of the facing sides of the panel support stand 2. Next, the liquid crystal display panel 4 is provided inside the panel support base 2 so as to be in contact with the conductive rubber 3,
After that, a frame-shaped leaf spring 5 was placed on the liquid crystal display panel 4, and the engagement holes 6 formed on the pair of opposite sides of the leaf spring 5 were provided on the outer surface of the corresponding opposite sides of the panel support 2. By engaging the protrusion 7 and fixing the leaf spring 5, the elastic force of the leaf spring 5 is used to press the liquid crystal display panel 4 against the circuit board 1 side, thereby preventing electrical connection between the circuit board 1 and the liquid crystal display panel 4. ensuring close contact.
〈発明が解決しようとする課題〉
ところが、上記の従来装置では、パネル支持台２に板ば
ね５を固定するものであるため、パネル支持台２を何ら
かの方法で回路基板１に固定しなければならず、両者の
固定工程として接着或いは溶着等の工程を必要としてい
た。<Problems to be Solved by the Invention> However, in the conventional device described above, since the leaf spring 5 is fixed to the panel support stand 2, the panel support stand 2 must be fixed to the circuit board 1 by some method. First, a process such as adhesion or welding was required to fix the two.
本発明は上記の事情に鑑みてなされたもので、従来より
も少ない工程で液晶表示パネルを回路基板に固定できる
液晶表示パネルの固定装置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 a liquid crystal display panel fixing device that can fix a liquid crystal display panel to a circuit board with fewer steps than conventional ones.
く課題を解決するための手段〉
このため本発明は、回路基板上にパネル支持台を設け、
該パネル支持台内に液晶表示パネルを設け、該液晶表示
パネルと回路基板との間に両者を電気的に導通させる導
電ゴムを介在させると共に、液晶表示パネルを回路基板
側に押圧固定する板ばねを液晶表示パネル上に配置する
構成の液晶表示パネルの固定構造において、前記パネル
支持台及び液晶表示パネルを挟んで前記板ばねを前記回
路基板に直接固定する構成とした。Means for Solving the Problems> For this reason, the present invention provides a panel support on a circuit board,
A liquid crystal display panel is provided within the panel support, and a conductive rubber is interposed between the liquid crystal display panel and the circuit board to electrically connect them, and a leaf spring is used to press and fix the liquid crystal display panel to the circuit board side. In the fixing structure for a liquid crystal display panel, the plate spring is directly fixed to the circuit board with the panel support and the liquid crystal display panel interposed therebetween.
〈作用〉
かかる構成によれば、回路基板と板ばねとの間にパネル
支持台と液晶表示パネルとを挟むようにして、板ばねを
回路基板に直接固定することにより、板ばねの弾性力で
その間にある液晶表示パネル及びパネル支持台を回路基
板上に固定することができるようになり、回路基板とパ
ネル支持台の固定工程を省略することができ、組付は工
程を少なくできる。<Function> According to this configuration, by sandwiching the panel support stand and the liquid crystal display panel between the circuit board and the leaf spring, and directly fixing the leaf spring to the circuit board, the elastic force of the leaf spring can be used to move the space between them. A liquid crystal display panel and a panel support can now be fixed on a circuit board, the process of fixing the circuit board and panel support can be omitted, and the number of assembly steps can be reduced.
〈実施例〉 以下、本発明の実施例を図面に基づいて説明する。<Example> Embodiments of the present invention will be described below based on the drawings.
第１図は本発明の第１実施例を示す図であり、第２図は
本実施例を適用したスチルビデオカメラを示す図である
。FIG. 1 is a diagram showing a first embodiment of the present invention, and FIG. 2 is a diagram showing a still video camera to which this embodiment is applied.
第２図において、１１は撮影レンズ、１２はストロボ、
１３は電源部、１４はイジェクタ１５により開放される
ビデオフロッピードライブカバー、１６はレリーズ釦、
１７は昇降式ファインダーである。そして、本発明の特
徴であるＬＣＤによる表示部１８は、カメラの後部上面
に設けられており、例えば磁気ディスクのトラックナン
バー、年１月２日のデート、ストロボオート及び撮影モ
ード等を表示する。１９はカメラの使用モードや表示部
１８の表示モード等を変更操作するためのファンクショ
ンキーである。In Fig. 2, 11 is a photographing lens, 12 is a strobe,
13 is a power supply unit, 14 is a video floppy drive cover that is opened by the ejector 15, 16 is a release button,
17 is an elevating finder. The LCD display section 18, which is a feature of the present invention, is provided on the rear upper surface of the camera, and displays, for example, the track number of the magnetic disk, the date of January 2, 2017, strobe auto mode, and shooting mode. Reference numeral 19 denotes a function key for changing the usage mode of the camera, the display mode of the display unit 18, and the like.
そして、前記表示部１８における本実施例の液晶表示パ
ネルの固定装置は第１図のようになっている。The fixing device for the liquid crystal display panel of this embodiment in the display section 18 is as shown in FIG.
図において、カメラ内部に設けた回路基板２１には、後
述する板ばね２５に形成した係合穴２５ａを係合するた
めの突起部２１ａと、パネル支持台２２を回路基板２１
に載置する際の位置決めを行う当該支持台２２下面に設
けた突起（図示せず）と嵌合する位置決め穴２１ｂが設
けられている。この回路基板２１上に載置するパネル支
持台２２は、底面中央部が開口する略長方形の盆状を成
し、長手方向に沿う両枠部上面には２個所づつ突起２２
ａが形成されている。また、前記両枠部と底面との間に
は、回路基板２１と液晶表示パネル２３とを電気的に導
通させるための棒状の導電ゴム２４を嵌込む嵌合穴２２
ｂが形成されている。In the figure, a circuit board 21 provided inside the camera has a protrusion 21a for engaging an engagement hole 25a formed in a leaf spring 25, which will be described later, and a panel support 22 is attached to the circuit board 21.
A positioning hole 21b is provided that fits into a protrusion (not shown) provided on the lower surface of the support base 22 for positioning when placed on the support base 22. The panel support stand 22 placed on the circuit board 21 has a substantially rectangular tray shape with an opening at the center of the bottom, and has two protrusions 22 on the upper surfaces of both frame parts along the longitudinal direction.
a is formed. Further, between the frame portions and the bottom surface, there is a fitting hole 22 into which a rod-shaped conductive rubber 24 for electrically connecting the circuit board 21 and the liquid crystal display panel 23 is fitted.
b is formed.
そして、パネル支持台２２と液晶表示パネル２３とを挟
んで回路基板２１に直接固定する前述の板ばね２５は長
方形の枠状を成し、各枠部は角部を切欠いて下方に略直
角に折り曲げた折曲部を有している。The above-mentioned leaf spring 25, which is directly fixed to the circuit board 21 with the panel support 22 and the liquid crystal display panel 23 in between, has a rectangular frame shape, and each frame has a corner cut out and extends downward at a substantially right angle. It has a bent part.
更に、長手方向に沿う両枠部には、その折曲部中央部に
、前述の回路基板２１の突起部２１ａに係合する保合穴
２５ａが形成され、端部にはパネル支持台２２の４つの
突起２２ａに嵌合する嵌合穴２５ｂが形成されている。Furthermore, a retaining hole 25a that engages with the protrusion 21a of the circuit board 21 described above is formed at the center of the bent portion of both frames along the longitudinal direction, and a retaining hole 25a that engages with the protrusion 21a of the circuit board 21 is formed at the end. Fitting holes 25b are formed to fit into the four protrusions 22a.
２６はカメラのカバー２７の穴２７ａに嵌込まれ液晶表
示パネル２３の表示を外部から透視できるようにする透
明板である。A transparent plate 26 is fitted into the hole 27a of the camera cover 27 so that the display on the liquid crystal display panel 23 can be viewed from the outside.
次に第１図を参照しながら液晶表示パネルの組付は手順
を説明する。Next, the procedure for assembling the liquid crystal display panel will be explained with reference to FIG.
まず、回路基板２１上にパネル支持台２２を載置する。First, the panel support stand 22 is placed on the circuit board 21.
このとき、パネル支持台２２下面の図示しない突起を回
路基板２１の位置決め穴２１ｂに嵌合してパネル支持台
２２の位置決めを行う。次に、パネル支持台２２の嵌合
穴２２ｂに導電ゴム２４を嵌込み、パネル支持台２２内
の導電ゴム２４上に液晶表示パネル２３を載せる。そし
て、その上から板ばね２５を取付ける。板ばね２５は、
４つの嵌合穴２５ｂをパネル支持台２２の対応する４つ
の突起２２ａに嵌込むと共に、対面している係合穴２５
ａを回路基板２１の突起部２１ａに係合することにより
、その弾性力を利用して液晶表示パネル２３を上から押
圧して回路基板２１に直接取付は固定される。その後、
板ばね２５の上に透明板２６を設け、カバー２７の穴２
７ａに嵌込んでカバー２７によって上から固定する。At this time, the panel support 22 is positioned by fitting a not-illustrated protrusion on the lower surface of the panel support 22 into the positioning hole 21b of the circuit board 21. Next, the conductive rubber 24 is fitted into the fitting hole 22b of the panel support 22, and the liquid crystal display panel 23 is placed on the conductive rubber 24 in the panel support 22. Then, the leaf spring 25 is attached from above. The leaf spring 25 is
The four fitting holes 25b are fitted into the corresponding four protrusions 22a of the panel support 22, and the facing engagement holes 25
By engaging a with the protrusion 21a of the circuit board 21, the liquid crystal display panel 23 is pressed from above using its elastic force, and is directly attached and fixed to the circuit board 21. after that,
A transparent plate 26 is provided on the leaf spring 25, and the hole 2 of the cover 27 is
7a and fixed from above with the cover 27.
かかる構成によれば、板ばね２５と回路基板２１とで、
パネル支持台２２及び液晶表示パネル２３を挟込み固定
することができる。従って、従来のようなパネル支持台
２２と回路基板２１との固定工程を省略することができ
、液晶表示パネル２３の組付は工程数を少なくできる。According to this configuration, the leaf spring 25 and the circuit board 21,
The panel support stand 22 and the liquid crystal display panel 23 can be sandwiched and fixed. Therefore, the conventional step of fixing the panel support 22 and the circuit board 21 can be omitted, and the number of steps for assembling the liquid crystal display panel 23 can be reduced.
尚、回路基板２１とパネル支持台２２は、位置決め穴２
１ｂと図示しない突起とて係合しており、また、板ばね
２５とパネル支持台２２とは、４つの嵌合穴２５ｂと突
起２２ａとで係合しているので、それぞれ互いに位置が
ずれる心配はない。In addition, the circuit board 21 and the panel support stand 22 are connected to the positioning hole 2.
1b is engaged with a projection (not shown), and the leaf spring 25 and panel support base 22 are engaged with four fitting holes 25b and the projection 22a, so there is no need to worry about their respective positions shifting from one another. There isn't.
上記第１実施例は、回路基板２１と液晶表示パネル２３
の巾が略同じ場合の例であるが、液晶表示パネル２３よ
りも巾の広い回路基板に組付ける場合には、第３図のよ
うにすればよい。The first embodiment has a circuit board 21 and a liquid crystal display panel 23.
This is an example in which the widths of the liquid crystal display panel 23 are substantially the same, but if the liquid crystal display panel 23 is to be assembled onto a circuit board having a wider width than the liquid crystal display panel 23, the method shown in FIG. 3 may be used.
即ち、回路基板３１の所定位置に穴３２を穿設し、該穴
３２の縁部に突起部３３を形成するようにすればよい。That is, a hole 32 may be bored at a predetermined position on the circuit board 31, and a protrusion 33 may be formed at the edge of the hole 32.
尚、本実施例はカメラに装着したＬＣＤに適用した例を
示したが、これに限らずあらゆるＬＣＤに適用できるこ
とは言うまでもない。Although this embodiment shows an example in which the present invention is applied to an LCD attached to a camera, it goes without saying that the present invention is not limited to this and can be applied to any type of LCD.
〈発明の効果〉
以上説明したように本発明によれば、板ばねと回路基板
との間にパネル支持台及び液晶表示パネルを挟込むよう
にして、板ばねを回路基板に直接固定するようにしたの
で、従来の液晶表示パネル組付は工程における回路基板
とパネル支持台とを固定する工程が不要となり、組付は
工程数を少なくできる。従って、製造コストの低減及び
作業時間の短縮等を図ることができる。<Effects of the Invention> As explained above, according to the present invention, the panel support stand and the liquid crystal display panel are sandwiched between the leaf spring and the circuit board, so that the leaf spring is directly fixed to the circuit board. In the conventional liquid crystal display panel assembly process, the process of fixing the circuit board and the panel support stand is no longer necessary, and the number of assembly processes can be reduced. Therefore, it is possible to reduce manufacturing costs and work time.
第１図は本発明の第１実施例の分解図、第２図は同上第
１実施例を通用したカメラの外観図、第３図は本発明の
第２実施例の回路基板を示す図、第４図は従来の固定構
造を説明する図である。
２１・・・回路基板 ２１ａ・・・突起部 ２２・
・・パネル支持台 ２２ｂ・・・嵌合穴（導電ゴム用
）２３・・・液晶表示パネル ２４・・・導電ゴム
２５・・・板ばね２５ａ・・・係合穴FIG. 1 is an exploded view of the first embodiment of the present invention, FIG. 2 is an external view of a camera using the first embodiment, and FIG. 3 is a diagram showing a circuit board of the second embodiment of the present invention. FIG. 4 is a diagram illustrating a conventional fixing structure. 21...Circuit board 21a...Protrusion 22.
... Panel support stand 22b ... Fitting hole (for conductive rubber) 23 ... Liquid crystal display panel 24 ... Conductive rubber
25...Plate spring 25a...Engagement hole
Claims (1)
液晶表示パネルを設け、該液晶表示パネルと回路基板と
の間に両者を電気的に導通させる導電ゴムを介在させる
と共に、液晶表示パネルを回路基板側に押圧固定する板
ばねを液晶表示パネル上に配置する構成の液晶表示パネ
ルの固定装置において、前記パネル支持台及び液晶表示
パネルを挟んで前記板ばねを前記回路基板に直接固定し
たことを特徴とする液晶表示パネルの固定装置。A panel support is provided on the circuit board, a liquid crystal display panel is provided within the panel support, a conductive rubber is interposed between the liquid crystal display panel and the circuit board to electrically conduct them, and the liquid crystal display panel In the fixing device for a liquid crystal display panel, the plate spring is placed on the liquid crystal display panel for pressing and fixing the plate to the circuit board side, and the plate spring is directly fixed to the circuit board with the panel support and the liquid crystal display panel in between. A fixing device for a liquid crystal display panel, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4761888A JPH01222291A (en) | 1988-03-02 | 1988-03-02 | Device for fixing liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4761888A JPH01222291A (en) | 1988-03-02 | 1988-03-02 | Device for fixing liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01222291A true JPH01222291A (en) | 1989-09-05 |
Family
ID=12780205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4761888A Pending JPH01222291A (en) | 1988-03-02 | 1988-03-02 | Device for fixing liquid crystal display panel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01222291A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6040846A (en) * | 1998-02-16 | 2000-03-21 | Motorola, Inc. | Impact resistant display apparatus |
| EP1752819A1 (en) | 2005-08-08 | 2007-02-14 | Magneti Marelli France S.A.S | Device incorporating a liquid crystal display |
| JP2013164466A (en) * | 2012-02-09 | 2013-08-22 | Mitsubishi Electric Corp | Liquid crystal display device |
-
1988
- 1988-03-02 JP JP4761888A patent/JPH01222291A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6040846A (en) * | 1998-02-16 | 2000-03-21 | Motorola, Inc. | Impact resistant display apparatus |
| EP1752819A1 (en) | 2005-08-08 | 2007-02-14 | Magneti Marelli France S.A.S | Device incorporating a liquid crystal display |
| JP2013164466A (en) * | 2012-02-09 | 2013-08-22 | Mitsubishi Electric Corp | Liquid crystal display device |
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