CN112731710B - Double-sided screen television structure - Google Patents
Double-sided screen television structure Download PDFInfo
- Publication number
- CN112731710B CN112731710B CN202011619845.0A CN202011619845A CN112731710B CN 112731710 B CN112731710 B CN 112731710B CN 202011619845 A CN202011619845 A CN 202011619845A CN 112731710 B CN112731710 B CN 112731710B
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- CN
- China
- Prior art keywords
- heat dissipation
- display screen
- light guide
- guide plate
- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0085—Means for removing heat created by the light source from the package
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
Abstract
The invention discloses a double-sided screen television structure, which comprises a lower fixed frame, an upper fixed frame, a light bar, a light guide plate, a first display screen, a second display screen and a heat dissipation plate, wherein the lower fixed frame is connected with the upper fixed frame through a light guide plate, the light bar is connected with the light guide plate through a light guide plate, and the heat dissipation plate comprises: the light guide plate, the first display screen and the second display screen are all fixed between the upper fixing frame and the lower fixing frame in parallel, the light guide plate is positioned between the first display screen and the second display screen, and a heat dissipation cavity is formed between the light guide plate and the first display screen as well as between the light guide plate and the second display screen; the lower fixing frame is provided with a mounting cavity, the mounting cavity is communicated with the heat dissipation cavity, the heat dissipation plate is mounted in the mounting cavity, the lamp strip is fixed on the heat dissipation plate, and the lamp strip is located below the light guide plate and opposite to the light guide plate. According to the double-sided screen television structure, the first display screen and the second display screen share the light guide plate and the light bar, so that the thickness of the whole television is reduced, heat dissipation is facilitated through the heat dissipation plate and the heat dissipation cavities formed between the first display screen and the light guide plate and between the second display screen and the light guide plate, and the service life of the double-sided screen television structure is guaranteed.
Description
Technical Field
The invention relates to the technical field of display screens, in particular to a double-sided screen television structure.
Background
The liquid crystal display device has many advantages of thin body, power saving, no radiation, etc., and is widely used. Most of the existing liquid crystal display devices in the market are backlight liquid crystal displays, which include a liquid crystal display panel and a backlight module. Liquid crystal display all has extensive application in each field, often needs the two-sided display of demonstration simultaneously in some fields, also can be the TV or the display of two-sided demonstration, and current two-sided display's structure is all more complicated, and thickness is thicker, and manufacturing cost is higher, and the luminous body installation is inconvenient moreover, and the fixed part is also fine fixed luminous body.
Disclosure of Invention
In order to solve the technical problems in the background technology, the invention provides a double-sided screen television structure.
The invention provides a double-sided screen television structure, which comprises a lower fixed frame, an upper fixed frame, a light bar, a light guide plate, a first display screen, a second display screen and a heat dissipation plate, wherein:
the light guide plate, the first display screen and the second display screen are all fixed between the upper fixing frame and the lower fixing frame in parallel, the light guide plate is positioned between the first display screen and the second display screen, and a heat dissipation cavity is formed between the light guide plate and the first display screen as well as between the light guide plate and the second display screen;
the lower fixing frame is provided with a mounting cavity, the mounting cavity is communicated with the heat dissipation cavity, the heat dissipation plate is mounted in the mounting cavity, the lamp strip is fixed on the heat dissipation plate, and the lamp strip is located below the light guide plate and opposite to the light guide plate.
As a further preferable aspect of the present invention, the heat dissipation plate has extension portions on both sides thereof, the extension portions being opposed to the heat dissipation chamber.
As a further optimized scheme of the invention, the bottom of the heat dissipation plate is provided with a plurality of extension heat dissipation strips, and the extension heat dissipation strips are clamped with the lower fixing frame.
As a further preferable aspect of the present invention, a lower support part is provided below the heat radiating plate, and the lower support part abuts against a bottom plate of the lower fixed frame.
As a further optimized scheme of the invention, the side surface of the lower fixed frame is provided with a plurality of heat dissipation holes, and the heat dissipation holes are communicated with the installation cavity.
As a further preferable aspect of the present invention, the heat dissipation plate includes a vertical connection portion, and the vertical connection portion is opposite to the heat dissipation hole.
The first optical film and the second optical film are respectively attached to the surfaces, opposite to the first display screen and the second display screen, of the light guide plate.
As a further optimized scheme of the invention, the lamp strip is an LED lamp strip.
According to the double-sided screen television structure, the first display screen and the second display screen share the light guide plate and the light bar, so that the thickness of the whole television is reduced, heat dissipation is facilitated through the heat dissipation plate and the heat dissipation cavities formed between the first display screen and the light guide plate and between the second display screen and the light guide plate, and the service life of the double-sided screen television structure is guaranteed.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
A two-sided screen television structure as shown in fig. 1-2, including lower fixed frame 1, upper fixed frame 2, lamp strip 3, light guide plate 4, first display screen 5, second display screen 6 and heating panel 7, wherein:
the light guide plate 4, the first display screen 5 and the second display screen 6 are all fixed between the upper fixing frame 2 and the lower fixing frame 1 in parallel, the light guide plate 4 is located between the first display screen 5 and the second display screen 6, and a heat dissipation cavity 8 is formed between the light guide plate 4 and the first display screen 5 and the second display screen 6;
the lower fixing frame 1 is provided with a mounting cavity 10, the mounting cavity 10 is communicated with a heat dissipation cavity 8, the heat dissipation plate 7 is mounted in the mounting cavity 10, the lamp strip 3 is an LED lamp strip, the lamp strip 3 is fixed on the heat dissipation plate 7 in a sticking mode, the lamp strip 3 is positioned below the light guide plate 4 and is opposite to the light guide plate 4, two sides of the heat dissipation plate 7 are provided with extension parts 70, the extension parts 70 are opposite to the heat dissipation cavity 8, the bottom of the heat dissipation plate 7 is provided with a plurality of extension heat dissipation strips 71, the extension heat dissipation strips 71 are clamped with the lower fixing frame 1, on one hand, the heat dissipation plate 7 is convenient to mount, on the other hand, the heat dissipation efficiency is improved by extending the heat dissipation strips 71, the service life of the heat dissipation plate is prolonged, in order to further increase the heat dissipation effect, a lower support part 72 is arranged below the heat dissipation plate 7, and the lower support part 72 is abutted to a bottom plate of the lower fixing frame 1;
the side surface of the lower fixed frame 1 is provided with a plurality of heat dissipation holes 11, the heat dissipation holes 11 are communicated with the mounting cavity 10, the heat dissipation plate 7 comprises a vertical connecting part 73, and the vertical connecting part 73 is opposite to the heat dissipation holes 11;
still include first optics diaphragm 9 and second optics diaphragm 12, first optics diaphragm 9 and second optics diaphragm 12 paste respectively and establish on the surface that light guide plate 4 is relative with first display screen 5 and second display screen 6, and then guarantee the display effect of first display screen 5 and second display screen 6.
In the working process of the embodiment: the first display screen 5 and the second display screen 6 share one light guide plate 4 and one light bar 3, so that the thickness of the whole television is reduced, heat dissipation is facilitated through the heat dissipation plate 7 and the heat dissipation cavity 8 formed between the first display screen 5 and the light guide plate 4 and the second display screen 6, heat dissipation is facilitated through the extending heat dissipation part 70 opposite to the heat dissipation cavity 8, heat dissipation is facilitated, the vertical connecting part 73 of the heat dissipation plate is opposite to the heat dissipation holes 11, the lower support part 72 is abutted to the bottom plate of the lower fixing frame 1, heat dissipation is facilitated, the extending heat dissipation strip 71 is clamped with the lower fixing frame 1, on one hand, installation of the heat dissipation plate 7 is facilitated, on the other hand, the heat dissipation efficiency is increased through the extending heat dissipation strip 71, and on the premise that a good heat dissipation effect is guaranteed, the thickness of the whole television is reduced.
In this embodiment, it is preferable that the extension part 70 is provided on both sides of the heat dissipation plate 7, and the extension part 70 is opposite to the heat dissipation chamber 8, in order to further increase the heat dissipation effect.
In this embodiment, it is preferable that the bottom of the heat dissipation plate 7 has a plurality of extended heat dissipation strips 71, and the extended heat dissipation strips 71 are fastened to the lower fixing frame 1, so as to facilitate the installation of the heat dissipation plate 7, and increase the heat dissipation efficiency and the service life of the heat dissipation plate by the extended heat dissipation strips 71.
In order to further increase the heat radiation effect, it is preferable in the present embodiment that a lower support part 72 is provided below the heat radiation plate 7, and the lower support part 72 is abutted with the bottom plate of the lower fixed frame 1.
In order to further increase the heat dissipation effect, in the present embodiment, it is preferable that the side surface of the lower fixing frame 1 is opened with a plurality of heat dissipation holes 11, and the heat dissipation holes 11 communicate with the mounting cavity 10.
In order to further increase the heat dissipation effect, it is preferable in the present embodiment that the heat dissipation plate 7 includes vertical connection portions 73, the vertical connection portions 73 being opposite to the heat dissipation holes 11.
In this embodiment, the display device further includes a first optical film 9 and a second optical film 12, where the first optical film 9 and the second optical film 12 are respectively attached to the surfaces of the light guide plate 4 opposite to the first display screen 5 and the second display screen 6, so as to ensure the display effects of the first display screen 5 and the second display screen 6.
In the present embodiment, the light bar 3 is preferably an LED strip.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides a two-sided screen television structure, its characterized in that, includes lower fixed frame (1), upper fixed frame (2), lamp strip (3), light guide plate (4), first display screen (5), second display screen (6) and heating panel (7), wherein:
the light guide plate (4), the first display screen (5) and the second display screen (6) are all fixed between the upper fixing frame (2) and the lower fixing frame (1) in parallel, the light guide plate (4) is located between the first display screen (5) and the second display screen (6), and a heat dissipation cavity (8) is formed between the light guide plate (4) and the first display screen (5) and the second display screen (6);
the lower fixing frame (1) is provided with a mounting cavity (10), the mounting cavity (10) is communicated with the heat dissipation cavity (8), the heat dissipation plate (7) is mounted in the mounting cavity (10), the light bar (3) is fixed on the heat dissipation plate (7), and the light bar (3) is located below the light guide plate (4) and opposite to the light guide plate (4);
the two sides of the heat dissipation plate (7) are provided with extension parts (70), and the extension parts (70) are opposite to the heat dissipation cavity (8);
the bottom of the heat dissipation plate (7) is provided with a plurality of extending heat dissipation strips (71), and the extending heat dissipation strips (71) are clamped with the lower fixing frame (1);
the side surface of the lower fixing frame (1) is provided with a plurality of heat dissipation holes (11), and the heat dissipation holes (11) are communicated with the mounting cavity (10).
2. A double-sided television set structure as defined in claim 1, characterized in that the heat radiating plate (7) has a lower support part (72) thereunder, the lower support part (72) abutting against the bottom plate of the lower fixed frame (1).
3. A double-sided screen television structure as claimed in claim 1, wherein the heat dissipation plate (7) includes vertical connecting portions (73), the vertical connecting portions (73) being opposed to the heat dissipation holes (11).
4. A dual screen television structure as claimed in claim 1 further comprising a first optical film (9) and a second optical film (12), the first optical film (9) and the second optical film (12) being attached to the surfaces of the light guide plate (4) opposite the first display screen (5) and the second display screen (6), respectively.
5. A double screen television structure as claimed in claim 1 in which the light bars (3) are LED strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011619845.0A CN112731710B (en) | 2020-12-30 | 2020-12-30 | Double-sided screen television structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011619845.0A CN112731710B (en) | 2020-12-30 | 2020-12-30 | Double-sided screen television structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112731710A CN112731710A (en) | 2021-04-30 |
| CN112731710B true CN112731710B (en) | 2022-12-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011619845.0A Active CN112731710B (en) | 2020-12-30 | 2020-12-30 | Double-sided screen television structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN112731710B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114371527A (en) * | 2021-12-03 | 2022-04-19 | 安徽康佳电子有限公司 | Double-sided screen backlight module with glass light guide plate structure |
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| CN102112906A (en) * | 2008-05-27 | 2011-06-29 | 深圳市新超亮特种显示设备有限公司 | LCD apparatus with heat dissipation arrangements |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7710531B2 (en) * | 2005-02-15 | 2010-05-04 | Denso Corporation | Liquid crystal display apparatus |
| WO2012063666A1 (en) * | 2010-11-08 | 2012-05-18 | シャープ株式会社 | Liquid crystal display device |
| CN109283743A (en) * | 2018-10-26 | 2019-01-29 | 蚌埠国显科技有限公司 | A kind of liquid crystal display die set |
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2020
- 2020-12-30 CN CN202011619845.0A patent/CN112731710B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006163217A (en) * | 2004-12-10 | 2006-06-22 | Mitsubishi Electric Corp | Outdoor display device |
| CN102112906A (en) * | 2008-05-27 | 2011-06-29 | 深圳市新超亮特种显示设备有限公司 | LCD apparatus with heat dissipation arrangements |
| CN201417353Y (en) * | 2009-06-12 | 2010-03-03 | 深圳帝光电子有限公司 | Ultra-thin liquid crystal display device with high radiating efficiency |
| CN202258195U (en) * | 2011-09-30 | 2012-05-30 | 深圳市迅豹聚能科技有限公司 | Heat radiation system of outdoor LCD display device |
| JP2018040851A (en) * | 2016-09-05 | 2018-03-15 | シャープ株式会社 | Display device and television receiver |
| CN206893227U (en) * | 2017-06-14 | 2018-01-16 | 安徽富煌科技股份有限公司 | A kind of intelligent bus LED display fixed structure |
| CN108230905A (en) * | 2018-01-02 | 2018-06-29 | 京东方科技集团股份有限公司 | A kind of display screen and display device |
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| CN112731710A (en) | 2021-04-30 |
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