CN206378665U - A kind of backlight and display module - Google Patents
A kind of backlight and display module Download PDFInfo
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- CN206378665U CN206378665U CN201621323798.4U CN201621323798U CN206378665U CN 206378665 U CN206378665 U CN 206378665U CN 201621323798 U CN201621323798 U CN 201621323798U CN 206378665 U CN206378665 U CN 206378665U
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- backlight
- light
- guide plate
- framework
- light guide
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Abstract
The utility model discloses a kind of backlight, it includes the first reflector plate, framework, light guide plate and luminescence component, the framework is pasted onto on first reflector plate through white size, the light guide plate is arranged in the framework, and the light-emitting area of the luminescence component is arranged on the side of the framework towards the light guide plate incident side.The invention also discloses a kind of display module.This backlight, the black gum on existing backlight periphery is changed to white size by it, and light cannot pass through white size, not only light is not spilt for gum position, and the light on arrival white size surface is reflected back recycling, so that lifting backlight illumination solves leakage problem again, makes full use of light source.
Description
Technical field
The utility model relates to display field, more particularly to a kind of backlight and display module.
Background technology
Smart mobile phone requires can not there is light leak outside complete machine vision area, therefore it is required that backlight side can not have light to spill, such as
For the backlight without brandreth, reflector plate is adhesively fixed with glue frame using double-sided adhesive, the periphery of gum all can light leak, now
It is general to reduce light leak using black gum, but the luminance loss 3% or so of backlight can be allowed, it is impossible to make full use of light source.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of backlight, and it is all by existing backlight
The black gum on side is changed to white size, and light cannot pass through white size, and not only light is not spilt for gum position, and reaches white size
The light on surface is reflected back recycling, so that lifting backlight illumination solves leakage problem again, makes full use of light source.
The utility model additionally provides a kind of display module.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of backlight, it includes the first reflector plate, framework, light guide plate and luminescence component, and the framework is gluing through white
It is attached on first reflector plate, the light guide plate is arranged in the framework, the light-emitting area of the luminescence component is described in
Light guide plate incident side is arranged on the side of the framework.
A kind of improvement of the backlight provided as the utility model, the luminescence component includes FPC and laminating is electrically connected
At least side illuminating source on the FPC, the FPC is pasted onto on the framework and light guide plate through white size.
A kind of improvement of the backlight provided as the utility model, the framework is metal framework or plastic frame.
A kind of backlight, it includes metallic plate, glue frame, light guide plate and luminescence component, and the glue frame is pasted onto through white size
On the metallic plate, the light guide plate is arranged in the glue frame, and the light-emitting area of the luminescence component enters towards the light guide plate
Light side is arranged on the side of the glue frame.
A kind of improvement of the backlight provided as the utility model, the luminescence component includes FPC and laminating is electrically connected
At least side illuminating source on the FPC, the FPC is pasted onto on the framework and light guide plate through white size.
A kind of improvement of the backlight provided as the utility model, in addition to the second reflector plate, it is arranged on described lead
The bottom of tabula rasa.
A kind of improvement of the backlight provided as the utility model, in addition to optical film, it is arranged on the light guide plate
Light emission side.
A kind of display module, it includes any above-mentioned backlight and display panel, and the backlight is located at the display
The lower section of panel.
The utility model has the advantages that：The black gum on existing backlight periphery is changed to white by this backlight
Glue, light cannot pass through white size, and not only light is not spilt for gum position, and reach the light on white size surface and be reflected back toward duplicate removal
It is multiple to utilize, so that lifting backlight illumination solves leakage problem again, make full use of light source.The gum of luminescence component stickup is also changed to
White size, can further reduce the leakage problem of backlight, and further improve the light source utilization rate of backlight.
Brief description of the drawings
Fig. 1 is the structural representation of existing backlight；
Fig. 2 is another structural representation of existing backlight；
Fig. 3 is the structural representation of the backlight of the utility model embodiment 1；
Fig. 4 is the structural representation of the backlight of the utility model embodiment 1；
Fig. 5 is the structural representation of the backlight of the utility model embodiment 2；
Fig. 6 is the structural representation of the backlight of the utility model embodiment 2.
Embodiment
The backlight of existing smart mobile phone etc. is usual as shown in figure 1, it includes reflection without the structure of the metal frames such as brandreth
Piece 1 ', glue frame 2 ', light guide plate 3 ', optical film 4 ' and luminescence component 5 ', wherein, reflector plate 1 ' is fixed by gum and glue frame 2 ',
Because the frame of smart mobile phone is more and more narrow, usual glue frame does not have the groove of spatial design reflector plate 1 ', when the gum of reflector plate 1 ' is transparent
During glue 6 ', light can be passed through from the gum of reflector plate 1 ' and spilt from side.Tradition solve scheme, be the gum of reflector plate 1 ' is changed to it is black
Glue 7 ', light cannot pass through gum, and light is not spilt for gum position, but the light on arrival gum surface is all absorbed, and is eventually dropped
Low backlight illumination, at least loses 3%, light can not make full use of, as shown in Figure 2.
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of backlight, and it is by existing backlight
The black gum on periphery is changed to white size, and light cannot pass through white size, and not only light is not spilt for gum position, and reaches white
The light on glue surface is reflected back recycling, so that lifting backlight illumination solves leakage problem again, makes full use of light source.
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment 1
As shown in figure 3, it shows a kind of backlight that the present embodiment is provided, it includes the first reflector plate 11, through white size
16 frameworks 12 being pasted onto on first reflector plate 11, the light guide plate 13 being arranged in the framework 12 and positioned at the framework
The luminescence component 15 of 12 sides, the light-emitting area of the luminescence component 15 is arranged on the framework towards the incident side of light guide plate 13
12 side.The black gum on existing backlight periphery is changed to white size 16, light cannot pass through white size 16, not only gum position
Put not light to spill, and reach the light on the surface of white size 16 and be reflected back recycling, 3% or so light loss can be avoided,
Leakage problem is solved again so as to lift backlight illumination, makes full use of light source.
As an improvement mode, the luminescence component 15 includes FPC and at least one be connected electrically on the FPC that fits
Light source, if light source is luminous for top, the FPC is pasted onto on the side wall of framework 12, as shown in Figure 3；If as shown in figure 4, light
Source is side illuminating source, then the FPC is pasted onto on the framework 12 and light guide plate 13 through white size 16, can further be solved Lou
Optical issue, and the light on arrival white size 16 surface is reflected back recycling, 5% or so light loss can be avoided, so as to enter one
Step lifting backlight illumination, makes full use of light source.
As an improvement mode, the backlight also includes optical film 14, it is arranged on the light extraction of the light guide plate 13
Side.The optical film 14 can be diffusion barrier, lower brightness enhancement film and upper brightness enhancement film from lower to upper or add lustre to diffusion
The composite membrane of effect.
As an improvement mode, the backlight also includes anti-dazzling screen 17, it is pasted onto the upper of the luminescence component 15
Side, further prevents light leak.
As an improvement mode, the framework 12 is metal framework or plastic frame, the metal framework can be iron
Frame, aluminum frame or aluminium alloy frame.The metal framework 12 is preferably aluminum frame or aluminium alloy frame, and it has preferable radiating effect, when
The luminous heat produced of luminescence component 15 can be radiated through aluminium frame, and effectively quick reduction heat of light source further extends the light source longevity
Life and raising backlight effect.It is highly preferred that the surface of the aluminum frame or aluminium alloy frame can aoxidize to form corundum by anode surface
Layer, controls its hardness in 200 ~ 300HV, its chase with assembling（Assemble the brandreth of backlight and display panel）Hardness phase
When, during both mutual making contacts brandreth will not scratch aluminum frame or aluminium alloy frame, so as to avoid aluminium chip from falling to mainboard
Short circuit problem is caused, the stability and backlight effect of backlight is further improved.
As an improvement mode, the framework 12 can also be viscose frame, it is white that it includes setting gradually from lower to upper
Coloring agent 16, packed layer and upper glue layer, the packed layer can be PET or foam or cloth or other composites etc.,
So that double-sided adhesive makees viscose frame as an example, its upper glue layer is acrylic glue, and packed layer is PET；So that conducting foam makees viscose frame as an example, its
Upper glue layer is acrylic glue, and packed layer is polyester sponge, metallic copper, metallic nickel and the polyester fiber of stepped construction；Certainly, it is described
Viscose frame is not limited to two kinds of above-mentioned materials, it is any can by cut or coating method formation viscose frame all Ying Ben
In the protection domain of utility model.Replace glue frame/brandreth of the plastic cement materials such as PC, PMMA in existing backlight using viscose frame
And anti-dazzling screen 17, viscose frame be similar to mouth word glue, only frame-shaped construction, nothing need to can be formed by way of cutting or being coated with
Injection is needed, processing and assembling are all relatively simple；Glue frame of the pliability of viscose frame also than materials such as PC, PMMA is good, even if doing
A problem that thinner also must being not in fracture；And viscose frame itself has stickiness, fixed display can be directly pasted
Panel, without using anti-dazzling screen 17.
Embodiment 2
As shown in figure 5, which show a kind of backlight that the present embodiment is provided, it includes metallic plate 21, through white size 26
The glue frame 22 that is pasted onto on the metallic plate 21, the light guide plate 23 being arranged in the glue frame 22 and positioned at the side of glue frame 22
Luminescence component 25, the light-emitting area of the luminescence component 25 is towards the incident side of light guide plate 23.By existing backlight periphery
Black gum is changed to white size 26, and light cannot pass through white size 26, and not only light is not spilt for gum position, and reaches white size
The light on 26 surfaces is reflected back recycling, can avoid 3% or so light loss, so that lifting backlight illumination solves light leak again
Problem, makes full use of light source.
As an improvement mode, the luminescence component 25 includes FPC and at least one be connected electrically on the FPC that fits
Light source, if light source is luminous for top, the FPC is pasted onto on the side wall of glue frame 22, as shown in Figure 5；If as shown in fig. 6, light
Source is side illuminating source, then the FPC is pasted onto in the glue frame 22 and light guide plate 23 through white size 26, can further be solved Lou
Optical issue, and the light on arrival white size 26 surface is reflected back recycling, 5% or so light loss can be avoided, so as to enter one
Step lifting backlight illumination, makes full use of light source.
As an improvement mode, the backlight also includes the second reflector plate 28, it is arranged on the light guide plate 23
Bottom.
As an improvement mode, the backlight also includes optical film 24, it is arranged on the light extraction of the light guide plate 23
Side.The optical film 24 can be diffusion barrier, lower brightness enhancement film and upper brightness enhancement film from lower to upper or add lustre to diffusion
The composite membrane of effect.
As an improvement mode, the backlight also includes anti-dazzling screen 27, it is pasted onto the upper of the luminescence component 25
Side, further prevents light leak.
As an improvement mode, the metallic plate 21 is iron plate or aluminium sheet, but it is not limited to this.
Embodiment 3
A kind of display module is present embodiments provided, it includes backlight as described in embodiment 1 or 2 and positioned at the back of the body
Display panel above light source.
Embodiment described above only expresses embodiment of the present utility model, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the utility model the scope of the claims can not be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical scheme of acquisition, all should fall within protection domain of the present utility model.
Claims (8)
1. a kind of backlight, it is characterised in that it includes the first reflector plate, framework, light guide plate and luminescence component, the framework warp
White size is pasted onto on first reflector plate, and the light guide plate is arranged in the framework, the light-emitting area of the luminescence component
The side of the framework is arranged on towards the light guide plate incident side.
2. backlight according to claim 1, it is characterised in that the luminescence component includes FPC and laminating is connected electrically in
At least side illuminating source on the FPC, the FPC is pasted onto on the framework and light guide plate through white size.
3. backlight according to claim 1 or 2, it is characterised in that the framework is metal framework or plastic frame.
4. a kind of backlight, it is characterised in that it includes metallic plate, glue frame, light guide plate and luminescence component, and the glue frame is through white
Glue is on the metallic plate, and the light guide plate is arranged in the glue frame, and the light-emitting area of the luminescence component is described in
Light guide plate incident side is arranged on the side of the glue frame.
5. backlight according to claim 4, it is characterised in that the luminescence component includes FPC and laminating is connected electrically in
At least side illuminating source on the FPC, the FPC is pasted onto in the glue frame and light guide plate through white size.
6. the backlight according to claim 4 or 5, it is characterised in that also including the second reflector plate, it is arranged on described lead
The bottom of tabula rasa.
7. the backlight according to claim 1 or 4, it is characterised in that also including optical film, it is arranged on the light guide plate
Light emission side.
8. a kind of display module, it is characterised in that including the backlight and display panel as described in claim 1 to 7 is any, institute
State the lower section that backlight is located at the display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621323798.4U CN206378665U (en) | 2016-12-05 | 2016-12-05 | A kind of backlight and display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621323798.4U CN206378665U (en) | 2016-12-05 | 2016-12-05 | A kind of backlight and display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378665U true CN206378665U (en) | 2017-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621323798.4U Active CN206378665U (en) | 2016-12-05 | 2016-12-05 | A kind of backlight and display module |
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| CN (1) | CN206378665U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107728380A (en) * | 2017-11-20 | 2018-02-23 | 北京小米移动软件有限公司 | Backlight module and display device |
| CN110058455A (en) * | 2019-04-29 | 2019-07-26 | 厦门天马微电子有限公司 | A kind of backlight module and display device |
| CN110082958A (en) * | 2019-04-29 | 2019-08-02 | 厦门天马微电子有限公司 | A kind of backlight module and display device |
| CN114839808A (en) * | 2022-03-29 | 2022-08-02 | 厦门天马微电子有限公司 | Backlight module and display panel |
-
2016
- 2016-12-05 CN CN201621323798.4U patent/CN206378665U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107728380A (en) * | 2017-11-20 | 2018-02-23 | 北京小米移动软件有限公司 | Backlight module and display device |
| CN107728380B (en) * | 2017-11-20 | 2024-04-30 | 北京小米移动软件有限公司 | Backlight module and display device |
| CN110058455A (en) * | 2019-04-29 | 2019-07-26 | 厦门天马微电子有限公司 | A kind of backlight module and display device |
| CN110082958A (en) * | 2019-04-29 | 2019-08-02 | 厦门天马微电子有限公司 | A kind of backlight module and display device |
| CN110082958B (en) * | 2019-04-29 | 2022-07-29 | 厦门天马微电子有限公司 | Backlight module and display device |
| CN114839808A (en) * | 2022-03-29 | 2022-08-02 | 厦门天马微电子有限公司 | Backlight module and display panel |
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