JP2002006755A - Chassis of display device - Google Patents
Chassis of display deviceInfo
- Publication number
- JP2002006755A JP2002006755A JP2000183262A JP2000183262A JP2002006755A JP 2002006755 A JP2002006755 A JP 2002006755A JP 2000183262 A JP2000183262 A JP 2000183262A JP 2000183262 A JP2000183262 A JP 2000183262A JP 2002006755 A JP2002006755 A JP 2002006755A
- Authority
- JP
- Japan
- Prior art keywords
- chassis
- plate
- display device
- cut
- parts
- 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
Description
【０００１】[0001]
【発明の属する技術分野】本発明はＰＤＰ（プラズマデ
ィスプレイパネル）や液晶なとの表示装置のシャーシに
関するものである。[0001] 1. Field of the Invention [0002] The present invention relates to a chassis of a display device such as a PDP (plasma display panel) or a liquid crystal.
【０００２】[0002]
【従来の技術】ＰＤＰや液晶などの表示装置は、ＰＤＰ
または液晶を鉄やアルミのシャーシに固定しているもの
である。アルミや鉄の表示装置のシャーシとして、アル
ミや鉄の板材を溶接などで接合したもの、補強部品をリ
ベットなどで取り付けて作ったもの、またはアルミのダ
イカスト製のもの等が提案されている。2. Description of the Related Art A display device such as a PDP or a liquid crystal is a PDP.
Alternatively, the liquid crystal is fixed to an iron or aluminum chassis. As a chassis of an aluminum or iron display device, a chassis made of aluminum or iron plate joined by welding or the like, a chassis made by attaching reinforcing parts with rivets or the like, or a chassis made of aluminum die casting have been proposed.
【０００３】[0003]
【発明が解決しようとする課題】ＰＤＰ（プラズマディ
スプレーパネル）や液晶などの表示装置のシャーシは、
薄型、軽量のものが求められており、また表示装置は発
熱量が多く、放熱性が悪いものでは表示装置の画質に影
響を与えることになるので、放熱性のよいものが求めら
れている。しかし、従来のアルミダイカストシャーシ
は、製造上の問題から薄肉化に限界があり、軽量化が困
難で放熱性が劣っていた。またダイカストの金型が高価
で型寿命も短く、高コストであった。アルミ板に鉄やア
ルミの補強部材をカシメやリベット等で接合したシャー
シは、基板などの部品を取り付けるために板に穴を開け
てそこにネジ部品等をカシメて固定していたが、部品取
り付け用のネジ部品の数が非常に多く、作業時間が長く
かかり生産性が悪く、またネジ部品が高価なため、非常
に高コストであった。本発明はこのような点に鑑み、軽
量で放熱性に優れ、かつ生産性のよい表示装置のシャー
シを提供するものである。The chassis of a display device such as a PDP (plasma display panel) or a liquid crystal is
Thin and light-weight devices are required, and display devices that generate a large amount of heat and have poor heat dissipation affect the image quality of the display device. However, the conventional aluminum die-casting chassis has a limitation in thickness reduction due to a manufacturing problem, it is difficult to reduce the weight, and heat radiation is inferior. Also, the die casting die is expensive, the mold life is short, and the cost is high. Chassis in which iron or aluminum reinforcing members are joined to an aluminum plate by caulking or rivets, holes were drilled in the plate to mount parts such as boards, and screw parts etc. were caulked there and fixed. The number of screw parts for use is very large, work time is long and productivity is low, and the cost of the screw parts is very high, so that the cost is very high. In view of the above, the present invention provides a display device chassis that is lightweight, has excellent heat dissipation, and has high productivity.
【０００４】[0004]
【課題を解決するための手段】本発明は上述の課題を解
決するためのもので、ＰＤＰまたは液晶の表示装置のシ
ャーシにおいて、前記シャーシはＰＤＰまたは液晶との
接合部が板状部材であり、かつ前記板状部材に切り起し
部が設けられていることを特徴とする表示装置のシャー
シである。また本発明は、上記の表示装置のシャーシの
板状部材に設けられた切り起し部が、立ち上げ部のも
の、及びその上部を折り曲げて取り付け部としたもので
あること特徴とするものである。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and in a chassis of a PDP or liquid crystal display device, the chassis has a plate-like member at a joint with the PDP or liquid crystal. Further, a cut-and-raised portion is provided on the plate-shaped member. Further, the present invention is characterized in that the cut-and-raised portion provided on the plate-shaped member of the chassis of the display device is a rising portion, and an upper portion thereof is bent to form a mounting portion. is there.
【０００５】また本発明は、上記の表示装置のシャーシ
の板状部材が、外周を曲げ盆状に形成したものであるこ
とを特徴とするものである。また本発明は、上記の表示
装置のシャーシの板状部材が、補強部材を設けたもので
あることを特徴とするものである。また本発明は、上記
の表示装置のシャーシが、アルミニウム又はアルミニウ
ム合金であることを特徴とするものである。Further, the present invention is characterized in that the plate-like member of the chassis of the display device is formed by bending the outer periphery into a tray shape. Further, the present invention is characterized in that the plate-shaped member of the chassis of the display device is provided with a reinforcing member. Further, the invention is characterized in that the chassis of the display device is made of aluminum or an aluminum alloy.
【０００６】[0006]
【作用】本発明の表示装置シャーシは、板状部材を用い
ることにより薄型、軽量化が図られ、またその板状部材
の一部が切り起こして形成した切り起こし部が放熱の役
割を果たすので、放熱性の優れたものである。また、板
状部材の切り起こし部を、部品の取り付け部として使用
することにより、生産性の向上が図られるものである。
さらに、アルミニウム又ほアルミニウム合金製とするこ
とにより、軽量で、かつ熱伝導性が良く放熱性に優れた
ものである。The display device chassis of the present invention is made thinner and lighter by using a plate-like member, and a cut-and-raised portion formed by cutting and raising a part of the plate-like member plays a role of heat radiation. It has excellent heat dissipation. Further, by using the cut-and-raised portion of the plate-shaped member as a component mounting portion, productivity can be improved.
Further, by being made of aluminum or aluminum alloy, it is lightweight, has good thermal conductivity and is excellent in heat dissipation.
【０００７】[0007]
【発明の実施の形態】本発明の表示装置シャーシは、Ｐ
ＤＰ、液晶などを接合し、前面板、回路等を設けて表示
装置として用いるものである。本発明の表示装置のシャ
ーシにおいて、シャーシの板状部材に、ＰＤＰ、液晶等
のディスプレイの背面が接合されるものである。シャー
シを構成する板状部材は、その強度を高めるために、補
強部材を設けた板状部材、外周を曲げ盆状に形成した板
状部材、外周を曲げ盆状に形成し補強部材を設けた板状
部材を用いるものである。具体的には、補強部材を設け
た板状部材としては、板材をプレス加工して板状に補強
部、例えば凹凸を一体化して設けたもの、板状部材にハ
ット型、Ｌ型、Ｔ型等の補強部材を固着させたものであ
る。補強部材はアルミ押出形材や板をプレス加工して成
形したものである。また板材をプレス成形して外周を曲
げ盆状に形成して強度を高めた板状部材、外周を曲げ盆
状に形成した板状部材に補強部材を設けたものである。
板状部材の補強部材の形状、大きき（高さ、幅）、配置
は、その必要強度や取り付ける部品、必要とするスペー
ス、ＰＤＰ、液晶の大きき等を考慮して決める。DESCRIPTION OF THE PREFERRED EMBODIMENTS A display device chassis of the present invention has a P
DP, liquid crystal, and the like are joined, and a front panel, a circuit, and the like are provided and used as a display device. In the display device chassis according to the present invention, the back surface of a display such as a PDP or a liquid crystal is joined to the plate member of the chassis. In order to enhance the strength, the plate-shaped member constituting the chassis was provided with a plate-shaped member provided with a reinforcing member, a plate-shaped member having an outer periphery bent in a basin shape, and a reinforcing member formed in an outer periphery bent in a basin shape. A plate-like member is used. Specifically, as the plate-like member provided with the reinforcing member, a plate member is formed by pressing a plate material to form a plate-like reinforcing portion, for example, in which concavities and convexities are integrated, and a hat-shaped, L-shaped, or T-shaped plate-shaped member is provided. And the like. The reinforcing member is formed by pressing an extruded aluminum material or plate. In addition, a plate member is formed by press-forming a plate material to form an outer periphery in a bent tray shape to increase the strength, and a reinforcing member is provided in a plate member in which the outer periphery is formed in a bent tray shape.
The shape, size (height, width), and arrangement of the reinforcing member of the plate-shaped member are determined in consideration of the required strength, the components to be attached, the required space, the PDP, the size of the liquid crystal, and the like.
【０００８】本発明の板状部材に設けられる切り起し部
は、たとえばプレス成形で作る。その切り起し部の形
状、個数は主に、取り付けられる部品とのスペース、強
度、放熱特性を考慮して決めるものである。また切り起
し部は、空気の流れを制御し、高熱部への空気の流れを
つくるように配置することにより、より効率的な放熱が
行われるものである。表示装置の空冷にはファンによる
強制空冷、対流等による自然空冷があるが、いずれの空
冷においても効果的な放熱が行われるものである。The cut-and-raised portion provided on the plate-shaped member of the present invention is formed by, for example, press molding. The shape and number of the cut-and-raised portions are mainly determined in consideration of the space, strength, and heat radiation characteristics with the component to be mounted. In addition, the cut-and-raised portion controls the flow of air, and is arranged so as to create a flow of air to the high-temperature portion, so that more efficient heat radiation is performed. The air cooling of the display device includes forced air cooling by a fan and natural air cooling by convection and the like, and effective heat radiation is performed in any of the air cooling.
【０００９】本発明の板状部材に設けられる切り起し部
としては、放熱の役割をするもの、放熱と取り付け部と
しての役割をするものがある。放熱と取り付け部として
の役割をする切り起し部の位置は、取り付ける部品の位
置、数等の関係で決まるものである。切り起し部にはメ
ネジやボルト穴を設ける。切り起し部に設けられたメネ
ジやボルト穴を用いて基板等の回路部品やスタンドを取
り付けるものである。このように切り起し部を部品の取
り付け部として使用することにより、生産性の向上が図
られるものである。そして高価なネジ部品（メネジ）が
不要となるため、シャーシを安価に製造できるものであ
る。切り起こし部のメネジは、例えば切り起こし部にバ
ーリング加工を行った後、タップを立ててメネジを形成
するものである。一つの切り起こしに複数のメネジを設
けてもよい。なお、取り付け部品の全てをこの切り起こ
し部で接合する場合もあるが、これに限るものではな
く、補強部材の一部を取り付け部材として、切り起こし
部と併用して部品を取り付けてもよい。またシヤーシの
材質は、軽さ、熱伝導性の点からアルミニウム又はアル
ミニウム合金展伸材が好ましい。The cut-and-raised portions provided on the plate-like member of the present invention include those that function as heat radiation and those that function as heat radiation and as attachment parts. The position of the cut-and-raised portion serving as a heat radiator and a mounting portion is determined by the relationship between the position and the number of components to be mounted. A female screw or a bolt hole is provided in the cut-and-raised portion. A circuit component such as a board or a stand is attached using a female screw or a bolt hole provided in the cut-and-raised portion. By using the cut-and-raised part as a part attaching part, productivity is improved. Since an expensive screw component (female screw) is not required, the chassis can be manufactured at low cost. The internal thread of the cut-and-raised portion is formed by, for example, performing burring processing on the cut-and-raised portion and then setting a tap to form a female screw. A plurality of female screws may be provided in one cut and raised. In some cases, all of the mounting components are joined at the cut-and-raised portion. However, the present invention is not limited to this, and a part of the reinforcing member may be used as a mounting member and the component may be mounted together with the cut-and-raised portion. The material of the chassis is preferably aluminum or an aluminum alloy wrought material in terms of lightness and thermal conductivity.
【００１０】[0010]
【実施例１】本発明の実施例１について、図１、図２
（ａ）（ｂ）（ｃ）、図３、図４を参照して説明する。
図１は実施例１の表示装置シヤーシの板状部材の斜視
図、図２（ａ）（ｂ）（ｃ）は切り起こし部を拡大した
斜視図、図３は表示装置の側面図、図４は図３の一部を
拡大して示した図である。Embodiment 1 FIGS. 1 and 2 show Embodiment 1 of the present invention.
A description will be given with reference to FIGS.
FIG. 1 is a perspective view of a plate-like member of the display device chassis of the first embodiment, FIGS. 2A, 2B, and 2C are enlarged perspective views of cut-and-raised portions, FIG. 3 is a side view of the display device, and FIG. FIG. 4 is an enlarged view of a part of FIG. 3.
【００１１】図１に示した表示装置シャーシ１は、板状
部材２に補強部材３をリベットやカシメによって接合し
たものである。板状部材２には、切り起こし部４、７が
設けられている。図２（ａ）に示すように、切り起こし
部４は、プレスにより板状部材２の一部５を切り、それ
を立ち上げて起こし上部をさらに折り曲げてメネジ６を
設けたものである。切り起こし部４は放熱と取り付け部
としての役割を兼ねたものである。切り起こし部７は、
図２（ｂ）に示すように板状部材２の一部８を切り、そ
れを立ち上げて起こしたものであり、放熱の役割をする
ものである。また図２（ｃ）に示す切り起こし部４は、
板状部材２の一部５を切り、立ち上げて起こした上部に
２個のメネジ６を設けたものである。なお、切り起こし
部４と切り起こし部７の位置、数は、取り付けられる部
品、スペース、強度、放熱特性を考慮して決めるもので
あるが、この図では切り起こし部４と切り起こし部７の
形状を説明するため示したものである。The display device chassis 1 shown in FIG. 1 has a reinforcing member 3 joined to a plate-like member 2 by rivets or caulking. The plate member 2 is provided with cut-and-raised portions 4 and 7. As shown in FIG. 2A, the cut-and-raised portion 4 is formed by cutting a part 5 of the plate-like member 2 by pressing, raising the plate-shaped member 2 and raising the bent portion to further bend the upper portion to provide a female screw 6. The cut-and-raised portion 4 serves both as heat radiation and as a mounting portion. The cut-and-raised part 7
As shown in FIG. 2B, a part 8 of the plate-shaped member 2 is cut and raised and raised to serve as a heat radiator. The cut-and-raised part 4 shown in FIG.
A part 5 of the plate-shaped member 2 is cut, and two female screws 6 are provided on an upper portion raised and raised. The positions and numbers of the cut-and-raised portions 4 and the cut-and-raised portions 7 are determined in consideration of the components to be attached, space, strength, and heat radiation characteristics. It is shown to explain the shape.
【００１２】上述した図１に示した表示装置シャーシ１
を用いた表示装置の概要を図３、図４に示す。切り起こ
し部４、７が設けられた板状部材２と補強部材３からな
るシャーシ１にはＰＤＰ１０の背面が両面テープ等で接
合される。表示装置シャーシ１は、スタンド１３の支柱
１４に板状部材２の切り起こし部４を介しネジで取り付
けられ、また切り起こし部４には回路部品１５がネジで
取り付けられている。そして表示装置は筐体１２、前面
板１１で外装されているものである。このように、補強
部材３が設けられた板状部材２により薄型、軽量化が図
られ、板状部材２に切り起こし部４、７が設けられてい
ることにより放熱性がよく、また切り起こし部４で支柱
１４、回路部品１５の取り付けを行なうことができるも
のである。The display device chassis 1 shown in FIG.
FIGS. 3 and 4 show an outline of a display device using the. The back surface of the PDP 10 is joined to the chassis 1 composed of the plate-shaped member 2 provided with the cut-and-raised portions 4 and 7 and the reinforcing member 3 with a double-sided tape or the like. The display device chassis 1 is attached to a support 14 of a stand 13 with screws via cut-and-raised portions 4 of the plate-shaped member 2, and a circuit component 15 is attached to the cut-and-raised portions 4 with screws. The display device is exteriorly provided with a housing 12 and a front plate 11. As described above, the plate-shaped member 2 provided with the reinforcing member 3 is thin and lightweight, and the plate-shaped member 2 is provided with the cut-and-raised portions 4 and 7 so that heat dissipation is good and the cut-and-raised portion is provided. The support 14 and the circuit component 15 can be attached by the part 4.
【００１３】[0013]
【実施例２】本発明の実施例２について、図５、図６を
参照して説明する。図５は実施例２の表示装置シャーシ
の斜視図、図６は図５のシャーシ用いた表示装置の一部
を示した図である。図５に示すように、表示装置シャー
シ２０はアルミニウム板をプレス成形したもので、アル
ミニウム板２１の外周部２２を曲げ盆状に形成し、補強
部２３を設けたものである。またアルミニウム板２１に
は、放熱と取り付け部の役割を兼ねた切り起こし部４、
放熱の役割をする切り起こし部７が設けられている。切
り起こし部４、７は上述した図２に示すものである。な
お、切り起こし部４と切り起こし部７の位置、数は、取
り付けられる部品、スペース、強度、放熱特性を考慮し
て決めるものである。Embodiment 2 Embodiment 2 of the present invention will be described with reference to FIGS. FIG. 5 is a perspective view of the display device chassis of the second embodiment, and FIG. 6 is a diagram illustrating a part of the display device using the chassis of FIG. As shown in FIG. 5, the display device chassis 20 is formed by press-molding an aluminum plate. The outer peripheral portion 22 of the aluminum plate 21 is formed in a bent tray shape, and a reinforcing portion 23 is provided. The aluminum plate 21 has a cut-and-raised portion 4 which also functions as a heat radiator and a mounting portion.
A cut-and-raised portion 7 serving as a heat radiator is provided. The cut and raised portions 4 and 7 are as shown in FIG. 2 described above. The positions and numbers of the cut-and-raised portions 4 and the cut-and-raised portions 7 are determined in consideration of components to be mounted, space, strength, and heat radiation characteristics.
【００１４】図６に示すように表示装置は、アルミニウ
ム板２１の外周部２２を曲げ盆状に形成し、補強部２
３、切り起こし部４、７を設けた表示装置シャーシ２１
にＰＤＰ１０の背面を両面テープ等で接合し、前面板１
１で外装されているものである。このように、アルミニ
ウム板２１の外周部２２を曲げ盆状に形成し、補強部２
３を設けたことにより薄型、軽量化が図られ、また切り
起こし部４、７が設けられていることにより放熱性がよ
く、また切り起こし部４で支柱、回路部品等の取り付け
を行なうことができるものである。As shown in FIG. 6, in the display device, an outer peripheral portion 22 of an aluminum plate 21 is formed in a bent tray shape, and a reinforcing portion 2 is formed.
3. Display device chassis 21 provided with cut-out portions 4 and 7
To the back of the PDP 10 with double-sided tape, etc.
1 is the exterior. In this manner, the outer peripheral portion 22 of the aluminum plate 21 is formed in a bent tray shape, and the reinforcing portion 2 is formed.
By providing the cutout 3, the thickness and weight can be reduced, and by providing the cut-and-raised portions 4 and 7, the heat dissipation is good, and the cut-and-raised portion 4 can be used to mount columns, circuit components, and the like. You can do it.
【００１５】[0015]
【発明の効果】以上に説明したように、本発明による表
示装置のシャーシによれば、板状部材であることにより
薄型、軽量化が図られ、またその板状部材の一部を切り
起こして形成した切り起こし部から効率よく放熱されの
で、放熱性の優れたものであり、この切り起こし部にメ
ネジを設けて部品の取り付け部として使用することによ
り、生産性の向上が図られ、シャーシを安価に製造でき
るという効果を有し、さらに、アルミニウム又ほアルミ
ニウム合金製とすることにより、軽量で、かつ熱伝導性
が良く放熱性に優れているという効果を奏すものであ
る。As described above, according to the chassis of the display device according to the present invention, the thin plate and the light weight can be achieved by using the plate member, and a part of the plate member is cut and raised. Since the heat is efficiently dissipated from the cut-and-raised part, it is excellent in heat dissipation.By providing a female screw in this cut-and-raised part and using it as a part attachment part, productivity is improved, and the chassis is It has the effect of being inexpensive to manufacture and, furthermore, being made of aluminum or aluminum alloy, has the effect of being lightweight, having good thermal conductivity and excellent heat dissipation.
【図１】 本発明の実施例１を示す図FIG. 1 is a diagram showing a first embodiment of the present invention.
【図２】 本発明の実施例１を示す図FIG. 2 is a diagram showing a first embodiment of the present invention.
【図３】 本発明の実施例１を示す図FIG. 3 is a diagram showing a first embodiment of the present invention.
【図４】 本発明の実施例１を示す図FIG. 4 is a diagram showing a first embodiment of the present invention.
【図５】 本発明の実施例２を示す図FIG. 5 is a diagram showing a second embodiment of the present invention.
【図６】 本発明の実施例２を示す図FIG. 6 is a diagram showing a second embodiment of the present invention.
【符号の説明】 １，２０ 表示装置のシャーシ ２，２１ 板状部材 ３ 補強部材 ４，７ 切り起こし部 １０ ＰＤＰ １１ 前面板[Description of Reference Numerals] 1,20 Display device chassis 2,21 Plate member 3 Reinforcement member 4,7 Cut-and-raised portion 10 PDP 11 Front plate
Claims (5)
において、前記シャーシはＰＤＰまたは液晶との接合部
が板状部材であり、かつ前記板状部材に切り起し部が設
けられていることを特徴とする表示装置のシャーシ。1. A chassis for a PDP or liquid crystal display device, wherein the chassis has a plate-like member at a joint portion with the PDP or liquid crystal, and the plate-like member has a cut-and-raised portion. And the display device chassis.
ち上げ部のもの、及びその上部を折り曲げて取り付け部
としたものであること特徴とする請求項１に記載の表示
装置のシャーシ。2. The display device according to claim 1, wherein the cut-and-raised portion provided on the plate-shaped member is a raised portion and an upper portion thereof is bent to form a mounting portion. Chassis.
に形成したものであることを特徴とする請求項１または
２に記載の表示装置のシャーシ。3. The chassis of a display device according to claim 1, wherein the plate-like member of the chassis has an outer periphery formed in a bent tray shape.
たものであることを特徴とする請求項１〜３のいずれか
に記載の表示装置のシャーシ。4. The display device chassis according to claim 1, wherein the plate member of the chassis is provided with a reinforcing member.
ウム合金であることを特徴とする請求項１〜４のいずれ
かに記載の表示装置のシャーシ。5. The display device chassis according to claim 1, wherein the chassis is made of aluminum or an aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000183262A JP2002006755A (en) | 2000-06-19 | 2000-06-19 | Chassis of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000183262A JP2002006755A (en) | 2000-06-19 | 2000-06-19 | Chassis of display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002006755A true JP2002006755A (en) | 2002-01-11 |
Family
ID=18683875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000183262A Pending JP2002006755A (en) | 2000-06-19 | 2000-06-19 | Chassis of display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002006755A (en) |
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