CN106526977B - Display with double faces - Google Patents
Display with double faces Download PDFInfo
- Publication number
- CN106526977B CN106526977B CN201710013732.8A CN201710013732A CN106526977B CN 106526977 B CN106526977 B CN 106526977B CN 201710013732 A CN201710013732 A CN 201710013732A CN 106526977 B CN106526977 B CN 106526977B
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- Prior art keywords
- display panel
- sub
- light source
- reflecting mirror
- led light
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000008602 contraction Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133605—Direct backlight including specially adapted reflectors
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Planar Illumination Modules (AREA)
Abstract
The present invention provides a kind of display with double faces, including backlight module, the first display panel and the second display panel, backlight module includes light guide plate, the LED light source in light guide plate a side, the reflecting mirror on another side of the light guide plate far from LED light source, the reflecting plate on the light guide plate two sides vertical with LED light source；First display panel, the second display panel are symmetrically arranged in the both side surface of light guide plate, first display panel and the second display panel side identical with LED light source are connected with each other by pedestal, the two sides connection parallel with LED light source on side and reflecting mirror far from LED light source of the first display panel and the second display panel.Compared with prior art, one group of backlight module is shared by two pieces of display panels, production cost can be reduced；Reflecting plate and reflecting mirror are set in three sides of display panel, prevent the generation of dark side.
Description
Technical field
The present invention relates to a kind of field of display technology, especially a kind of display with double faces.
Background technique
As business display demand becomes more diverse, traditional themselves one-sided displays cannot fully meet actual demand, double
Whether face display comes into being, can identical to control the display content on two sides in such a way that software is written.But it is existing
Two liquid crystal display panel of display with double faces is that in parallel, the effect of publicity is limited when suspension aloft shows information, in fields such as airport stations
Institute's application effect is bad；And two sets of backlight modules is needed to respectively correspond one piece of display panel, production cost is increased, and dark
Side is serious, causes appreciation effect poor.
Summary of the invention
In order to overcome the deficiencies of the prior art, the present invention provides a kind of display with double faces, so that two display panels share one
Group backlight module, reduces production cost；And prevent dark side from generating.
The present invention provides a kind of display with double faces, including backlight module, the first display panel and the second display panel,
The backlight module include light guide plate, the LED light source in light guide plate a side, set on light guide plate far from the another of LED light source
Reflecting mirror in a side, the reflecting plate on the light guide plate two sides vertical with LED light source；First display panel, second
Display panel is symmetrically arranged in the both side surface of light guide plate, the first display panel and the second display panel and LED light
The identical side in source by pedestal be connected with each other, the side of the first display panel and the second display panel far from LED light source and
Parallel with LED light source two sides connection on reflecting mirror, make on the first display panel, the second display panel and light guide plate with
LED light source forms angle between identical side.
Further, a side of the light guide plate far from LED light source is opposite with the center of reflecting mirror.
Further, the reflective surface of the reflecting plate two sides vertical with light guide plate and LED light source are oppositely arranged.
Further, the reflecting mirror is curved reflector.
Further, the reflecting mirror includes the first sub- reflecting mirror, the second sub- reflecting mirror, the first sub- reflecting mirror and the
The curvature of two sub- reflecting mirrors is equal, and the first sub- reflecting mirror and the second sub- reflecting mirror are arranged side by side, first display panel
Side far from LED light source is connect with the first sub- reflecting mirror far from the side of the second sub- reflecting mirror, and the second display panel is far from LED
The side of light source is connect with the second sub- reflecting mirror far from the side of the first sub- reflecting mirror.
Further, the inside of the described first sub- reflecting mirror is equipped with hollow cavity, in the first sub- reflecting mirror and the second son
The opposite side side of reflecting mirror is equipped with the insert port be inserted into and be connected to cavity for the second sub- reflecting mirror, second son
Reflecting mirror movably moves back and forth along cavity；The reflecting plate includes the first sub- reflecting plate and the second sub- reflecting plate, and described the
One sub- reflecting plate is superimposed on the second sub- reflecting plate.
Further, first display panel, the second display panel and the identical side of LED light source and pedestal and LED
The opposite side connection of light source, and can be rotated around pedestal.
Further, site is equipped in the both side surface of the light guide plate.
Further, the reflecting plate is diffusing reflection plate.
Further, the Gauss angle of the reflecting plate is 20 degree.
Compared with prior art, the present invention sharing one group of backlight module by two pieces of display panels, it can reduce and be produced into
This；By the way that reflecting plate and reflecting mirror is arranged in three sides of two pieces of display panels, it is therefore prevented that the generation of display panel dark side,
To improve appreciation effect.
Detailed description of the invention
Fig. 1 is external structure schematic diagram of the invention；
Fig. 2 is the schematic diagram of internal structure of the embodiment of the present invention 1；
Fig. 3 is the schematic diagram of internal structure of the embodiment of the present invention 2；
Fig. 4 is the schematic diagram of internal structure of 2 reflective mirror of the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of reflecting plate of the present invention；
Fig. 6 is the structural schematic diagram when embodiment of the present invention 2 partly folds.
Fig. 7 is the structural schematic diagram of sliding rail of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, a kind of display with double faces of the embodiment of the present invention 1, including backlight module 1, the first display surface
Plate 2 and the second display panel 3, the backlight module 1 include light guide plate 11, the LED light source in 11 a side of light guide plate
12, the reflecting mirror 13 on another side of the light guide plate 11 far from LED light source 12, be set to light guide plate 11 and LED light source 12 and hang down
Reflecting plate 14 on straight two sides；The reflective mirror 13 is parallel with LED light source 12, light guide plate 11 far from LED light source 12 one
Side is opposite with the center of reflecting mirror 13, and the first display panel 2, the second display panel 3 are symmetrically arranged at light guide plate 11
In both side surface, the both side surface of light guide plate 11 is equipped with site, the first display panel 2 and the second display panel 3 and LED light
The identical side in source 12 is connected with each other by pedestal 4, and the first display panel 2 and the second display panel 3 are far from LED light source 12
The two sides parallel with LED light source 12 connection, makes the first display panel 2, the second display panel 3 and leads on side and reflecting mirror 13
Angle is formed between side identical with LED light source 12 on tabula rasa 11；The reflective surface and light guide plate 11 and LED light source of reflecting plate 14
12 vertical two sides are oppositely arranged.In the present embodiment 1, a side of light guide plate 11 far from LED light source 12 and reflecting mirror 13
Center be fixedly connected.
In the present embodiment, reflecting mirror 13 is curved reflector, the first display panel 2, the second display panel 3 and LED light
The identical side in source 12 and the side opposite with LED light source 12 of pedestal 4 are connected and fixed.
Embodiment 1 is compared with existing display with double faces, when display with double faces is hung on higher position, can also guarantee to watch
Effect is unaffected, and the display panel of existing double-sided display is parallel with the light guide plate of backlight module committee, only exists in this way
When perpendicular to display panel viewing, optimal viewing effect can be obtained, when display with double faces is hung on eminence, due to viewing
The problem of angle, causes viewing effect bad, and two pieces of display panels form certain folder between light guide plate in embodiment 1
Angle, and one group of backlight module is shared, viewing effect can not only be improved, but also there is reduction production cost.
In order to guarantee that distance light survey is not in serious dark space, therefore, reflecting plate 14 is diffusing reflection plate, and Gauss angle is 20
Degree can be avoided light filling unevenness, to reduce the influence of dark side in this way.
Display with double faces in embodiment 1 due to the angle between display panel and light guide plate be it is fixed, can not
Can satisfy different suspension heights place use, in order to solve this problem, further, as shown in Fig. 2, embodiment 2 with
It is adjustable that the difference of embodiment 1 is the angle between display panel and light guide plate, while guaranteeing not have when angle increases
Dark side generates, and specific structure is as follows:
As shown in Figure 3, Figure 4, the display with double faces of embodiment 2, including backlight module 1 (shown in Fig. 2), the first display panel
2 and second display panel 3, the backlight module 1 include light guide plate 11, the LED light source 12 in 11 a side of light guide plate,
It is reflecting mirror 13 on another side of the light guide plate 11 far from LED light source 12, vertical with LED light source 12 set on light guide plate 11
Reflecting plate 14 on two sides；The reflective mirror 13 is parallel with LED light source 12, a side of light guide plate 11 far from LED light source 12
Opposite with the center of reflecting mirror 13, the first display panel 2, the second display panel 3 are symmetrically arranged at the two sides of light guide plate 11
On surface, the both side surface of light guide plate 11 is equipped with site, the first display panel 2 and the second display panel 3 and LED light source 12
Identical side is connected with each other by pedestal 4, the first display panel 2 and the second side of the display panel 3 far from LED light source 12
It is connected with two sides parallel with LED light source 12 on reflecting mirror 13, makes the first display panel 2, the second display panel 3 and light guide plate
Angle is formed between side identical with LED light source 12 on 11；The reflective surface and light guide plate 11 and LED light source 12 of reflecting plate 14 hang down
Straight two sides are oppositely arranged；
The reflecting mirror 13 includes the first sub- reflecting mirror 131, the second sub- reflecting mirror 132, the first sub- reflecting mirror 131 with
The curvature of second sub- reflecting mirror 132 is equal, the size of the second sub- reflecting mirror 132 less than the first sub- reflecting mirror 131 size, first
Sub- reflecting mirror 131 and the second sub- reflecting mirror 132 are arranged side by side, side of first display panel 2 far from LED light source 12 and the
One sub- reflecting mirror 131 far from the second sub- reflecting mirror 132 side connect, side of second display panel 3 far from LED light source 12 with
Second sub- reflecting mirror 132 is connected far from the side of the first sub- reflecting mirror 131, and such structure can satisfy higher-height place
It uses.
As a kind of preferable embodiment of embodiment 2, the inside of the first sub- reflecting mirror 131 is equipped with hollow cavity
1311, it is equipped on the first sub- reflecting mirror 131 side side opposite with the second sub- reflecting mirror 132 and supplies the second sub- reflecting mirror 132
Be inserted into and the insert port 1312 that is connected to cavity 1311, the second sub- reflecting mirror 132 movably along cavity 1311 back and forth
It is mobile, stretching structure is formed, so that realizing can be according to different places to the first display panel 2 and third display panel 3 and leaded light
Angle between plate 11 is freely adjusted；In order to cooperate the flexible of reflecting mirror 13 as a result, reflecting plate 14 includes the first sub- reflecting plate 141
With the second sub- reflecting plate 142, the first sub- reflecting plate 141 is superimposed on the second sub- reflecting plate 142, when the second sub- reflecting mirror
132 from cavity 1311 when pulling out, and is unfolded state, the first sub- reflecting plate 141 and the second sub- reflecting plate 142 are respectively towards opposite
Side is mobile, to cooperate the stretching, extension of reflecting mirror 13；It is contraction state when the second sub- reflecting mirror 132 is pushed into cavity 1311,
The first sub- reflecting plate 141 and the second sub- reflecting plate 142 are mobile towards opposite side at this time, to cooperate the contraction of reflecting mirror 13
(shown in Fig. 6)；
First display panel 2, the second display panel 3 side identical with LED light source 12 and pedestal 4 and LED light source
12 opposite side connections, and can be rotated around pedestal 4, it is specially hinged with pedestal 4, to realize that angle is adjustable；Accordingly
Ground, the first display panel 2, side of second display panel 3 far from LED light source 12 and sub- the 131, second son of reflecting mirror of son one reflect
It is hinged between mirror 132.
As shown in figure 5, a side surface opposite with the first sub- reflecting plate 141 on the second sub- reflecting plate 142 is located at reflecting mirror
13 edge is equipped with sliding slot 143, and the first sub- reflecting plate 141 side opposite with reflective mirror 13 is inserted into sliding slot 143, from
And realize the fixation between two pieces of sub- reflecting plates, and two pieces of sub- reflecting plates side opposite with pedestal 4 is then fixed by rotation axis
On pedestal 4, so that realizing can rotate along pedestal 4.
The first sub- reflecting plate 141 side opposite with the first display panel 2 and the edge of the first display panel 2 are solid
Fixed, the edge of the second sub- reflecting plate 142 side opposite with the second display panel 3 and the second display panel 3 is fixed, due to fixation
Diversified forms can be used in mode, are not specifically limited herein.
Be equipped with site in the present invention in the both side surface of light guide plate 11, the brightness of both side surface spend together 75% with
Upper the problem of capable of also guaranteeing without obvious dark side in this way.
Angle in the present invention between the first display panel 2 and the second display panel 3 and light guide plate 11 during increase,
In addition to distance light side (side of the light guide plate far from LDE light source 12), left and right sides (light guide plate 11 it is vertical with LED light source 12 two
Side) it equally will appear light loss, to form blanking bar.Unlike, left and right side blanking bar is simultaneously non-homogeneous, (is led by dipped beam side
The tabula rasa side opposite with LED light source 12) side Xiang Yuanguang blanking bar is gradually increased, therefore to avoid light filling not in reflection parameters setting
, reflector preferably uses diffusing reflection plate, reflectivity about 75%, and about 20 ° of Gauss angle can make the effect of viewing most in this way
It is good.
Drawing and pulling type sliding rail can be used in embodiment 2 on the stretching structure of reflecting mirror 13 to realize folder function.By sliding rail with
Display panel is fixed together, so that reflecting mirror area changes therewith when subtended angle variation, reaches best reflecting effect.With distance light side
For, reflection unit is made of two pieces of various sizes of reflecting mirrors of same curvature, the larger mirror design of size at inner hollow,
During mould group subtended angle becomes smaller, small reflector enters inside big mirror, realizes folder function, saves space, economic fashion.
As shown in fig. 7, the display with double faces in the embodiment of the present invention 2 may also include a sliding rail 5, sliding rail 5 is arc-shaped, sliding rail
5 on the first display panel 2, the second side of the display panel 3 far from LED light source 12, the display of the first display panel 2, second
Side of the panel 3 far from LED light source 12 is connect by sliding sleeve 51 with sliding rail 5, the sliding sleeve 51 and the first display panel 2, second
Side of the display panel 3 far from LED light source 12 is hinged, make the first display panel 2, the second display panel 3 along sliding rail 5 adjust its with
The opposite angle of light guide plate 11, so that the relative attitude between the first display panel 11, the second display panel 12 is adjustable；?
It is also provided with lock piece on sliding sleeve 51, for sliding sleeve 51 to be fixed at desired position.
Specifically, sliding rail 5 can be equipped with two, and reflective mirror 13 is set between two sliding rails 5, and respectively and on corresponding position
Sliding sleeve 51 is connected and fixed.
Although the present invention has shown and described referring to specific embodiment, it should be appreciated by those skilled in the art that:
In the case where not departing from the spirit and scope of the present invention being defined by the claims and their equivalents, can carry out herein form and
Various change in details.
Claims (6)
1. a kind of display with double faces, it is characterised in that: including backlight module (1), the first display panel (2) and the second display surface
Plate (3), the backlight module (1) include light guide plate (11), the LED light source (12) being set in light guide plate (11) a side, are set to
Light guide plate (11) far from another side of LED light source (12) reflecting mirror (13), be set to light guide plate (11) and LED light source (12)
Reflecting plate (14) on vertical two sides；First display panel (2), the second display panel (3) are symmetrically arranged at leaded light
In the both side surface of plate (11), the first display panel (2) and the second display panel (3) and LED light source (12) identical side
Be connected with each other by pedestal (4), side far from LED light source (12) of the first display panel (2) and the second display panel (3) and
The two sides parallel with LED light source (12) connection, makes the first display panel (2), the second display panel (3) on reflecting mirror (13)
And angle is formed between identical side with LED light source (12) on light guide plate (11)；The reflecting mirror (13) includes that the first son is anti-
Penetrate mirror (131), the second sub- reflecting mirror (132), the curvature phase of the first sub- reflecting mirror (131) and the second sub- reflecting mirror (132)
Deng the separate second son reflection in side and first sub- reflecting mirror (131) of first display panel (2) far from LED light source (12)
The side of mirror (132) connects, and side and second sub- reflecting mirror (132) of the second display panel (3) far from LED light source (12) are separate
The side of first sub- reflecting mirror (131) connects；The inside of the first sub- reflecting mirror (131) is equipped with hollow cavity (1311),
It is equipped on the first sub- reflecting mirror (131) and the opposite side side of the second sub- reflecting mirror (132) and supplies the second sub- reflecting mirror (132)
The insert port (1312) be inserted into and be connected to cavity (1311), the second sub- reflecting mirror (132) is movably along cavity
(1311) move back and forth；The reflecting plate (14) includes the first sub- reflecting plate (141) and the second sub- reflecting plate (142), and described the
One sub- reflecting plate (141) is superimposed on the second sub- reflecting plate (142).
2. display with double faces according to claim 1, it is characterised in that: the reflective surface and light guide plate of the reflecting plate (14)
(11) it is oppositely arranged with the vertical two sides of LED light source (12).
3. display with double faces according to claim 1, it is characterised in that: first display panel (2), the second display surface
Plate (3) side identical with LED light source (12) and pedestal (4) side opposite with LED light source (12) are connect, and can surround pedestal
(4) it rotates.
4. display with double faces according to claim 1, it is characterised in that: be all provided in the both side surface of the light guide plate (11)
There is site.
5. display with double faces according to claim 1, it is characterised in that: the reflecting plate (14) is diffusing reflection plate.
6. display with double faces according to claim 5, it is characterised in that: the Gauss angle of the reflecting plate (14) is 20 degree.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710013732.8A CN106526977B (en) | 2017-01-09 | 2017-01-09 | Display with double faces |
| PCT/CN2017/072574 WO2018126505A1 (en) | 2017-01-09 | 2017-01-25 | Double-sided display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710013732.8A CN106526977B (en) | 2017-01-09 | 2017-01-09 | Display with double faces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106526977A CN106526977A (en) | 2017-03-22 |
| CN106526977B true CN106526977B (en) | 2019-09-17 |
Family
ID=58335277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710013732.8A Active CN106526977B (en) | 2017-01-09 | 2017-01-09 | Display with double faces |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106526977B (en) |
| WO (1) | WO2018126505A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646408A (en) * | 2018-04-02 | 2018-10-12 | 厦门天马微电子有限公司 | Display device and in-vehicle display system |
| CN111751994B (en) * | 2019-08-02 | 2022-11-15 | 友达光电股份有限公司 | Display device and vehicle |
| CN112750378B (en) * | 2021-01-05 | 2022-07-29 | 京东方科技集团股份有限公司 | Double-sided display screen and display device |
| CN112802401A (en) * | 2021-01-14 | 2021-05-14 | 广州易博士管理咨询有限公司 | Device for double-sided display of single-sided panel |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001311939A (en) * | 2000-04-28 | 2001-11-09 | Ricoh Co Ltd | Liquid crystal display device |
| JP2003255338A (en) * | 2002-02-28 | 2003-09-10 | Mitsubishi Electric Corp | Liquid crystal display |
| JP2004046050A (en) * | 2002-05-15 | 2004-02-12 | Mitsubishi Electric Corp | Liquid crystal displaying device |
| JP4047796B2 (en) * | 2003-11-06 | 2008-02-13 | Ｎｅｃ液晶テクノロジー株式会社 | Backlight device for liquid crystal display device and double-sided liquid crystal display device |
| CN101846845A (en) * | 2009-03-23 | 2010-09-29 | 友达光电股份有限公司 | Backlight module and double-sided liquid crystal display device |
| CN104536201A (en) * | 2014-12-26 | 2015-04-22 | 南京中电熊猫液晶显示科技有限公司 | Double-faced display and assembling method thereof |
| CN105487274B (en) * | 2016-01-18 | 2019-03-01 | 深圳市华星光电技术有限公司 | Display with double faces frame and display with double faces |
| CN105788478A (en) * | 2016-04-07 | 2016-07-20 | 深圳市华星光电技术有限公司 | Display |
-
2017
- 2017-01-09 CN CN201710013732.8A patent/CN106526977B/en active Active
- 2017-01-25 WO PCT/CN2017/072574 patent/WO2018126505A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN106526977A (en) | 2017-03-22 |
| WO2018126505A1 (en) | 2018-07-12 |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL China Star Optoelectronics Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |