CN205318064U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
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- CN205318064U CN205318064U CN201620006353.7U CN201620006353U CN205318064U CN 205318064 U CN205318064 U CN 205318064U CN 201620006353 U CN201620006353 U CN 201620006353U CN 205318064 U CN205318064 U CN 205318064U
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- backlight module
- light
- guide plate
- backboard
- light guide
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Abstract
The utility model relates to a display technical field discloses a backlight module and display device for reduce the emergence of display device's display frame bright line phenomenon. Wherein backlight unit includes: the backplate, light guide plate and light source, the light guide plate includes: going into the light end and holding relative distance light end with going into light, the light source is located the income light end of light guide plate, and the backplate is equipped with the shading strip towards the one side of the distance light end of light guide plate. The utility model provides a backlight unit through setting up the shading strip at the backplate towards the one side of the distance light end of light guide plate, can reduce the distance light end hourglass optical phenomena's of light guide plate emergence, in the design needs that satisfy the narrow frame of display device, can reduce the emergence of display device's display frame bright line phenomenon.
Description
Technical field
This utility model relates to display technology field, particularly relates to a kind of backlight module and display device.
Background technology
Along with the high speed development of smart mobile phone, display device is more and more higher to the performance requirement of its backlight module, and high brightness, narrow frame, visible area maximize and want the backlight module of Optimum cost to increasingly become the needs of display device development.
The framework that backlight module of the prior art is still mainly overall package with glue frame, in order to adapt to the requirement of the narrow frame of existing display device, glue frame is more and more thinner and narrow, since so, the intensity of glue frame is more and more weak, it is easy to deform, and along with the frame of display device is more and more narrow, the display picture of display device is easy to bright line occur.
Utility model content
The purpose of this utility model is to provide a kind of backlight module and display device, in order to reduce the generation of the display picture bright line phenomenon of display device.
For reaching above-mentioned purpose, this utility model provides following technical scheme:
This utility model provides a kind of backlight module, including: backboard, light guide plate and light source, described light guide plate includes: light inputting end and the distance light end relative with described light inputting end, described light source is positioned at the light inputting end of described light guide plate, and described backboard is provided with shading strip towards the one side of the distance light end of described light guide plate.
The backlight module that this utility model provides, by arranging shading strip at backboard towards the one side of the distance light end of light guide plate, the generation of the distance light end light leakage phenomena of light guide plate can be reduced, dispense the design of glue frame of the prior art, while meeting the design needs of the narrow frame of display device, it is possible to reduce the generation of the display picture bright line phenomenon of display device.
In some optional embodiments, described backboard is provided with reflecting strips towards the one side of described light source. Arranging of reflecting strips can by the luminous reflectance of light source directive backboard in light guide plate, it is possible to improve the light utilization efficiency of backlight.
In some optional embodiments, described shading strip is black adhesive tape or Lycoperdon polymorphum Vitt adhesive tape.
In some optional embodiments, described shading strip is the shading strip of polyethylene terephthalate materials.
In some optional embodiments, described shading strip and/or described reflecting strips are fixed by double faced adhesive tape and described backboard.
In some optional embodiments, described shading strip and/or described reflecting strips are integral type structure with described backboard. It is easy to make.
In some optional embodiments, described reflecting strips is white adhesive tape.
In some optional embodiments, described light source includes: lamp bar, and is positioned at the multiple LED on described lamp bar.
In some optional embodiments, described reflecting strips deviates from the side of the bottom of described backboard and is provided with the projection for fixing described lamp bar and supporting surface.
This utility model additionally provides a kind of display device, including the backlight module described in any of the above-described item. The generation of the display picture bright line phenomenon of display device can be reduced due to above-mentioned backlight module, therefore the display device that this utility model provides has good display effect.
Accompanying drawing explanation
The first structural representation of the backlight module that Fig. 1 provides for this utility model embodiment;
The second structural representation of the backlight module that Fig. 2 provides for this utility model embodiment;
Fig. 3 is that the A-A of the backlight module shown in Fig. 2 is to structural representation;
The second structural representation of the backlight module that Fig. 4 provides for this utility model embodiment;
Fig. 5 is that the B-B of the backlight module shown in Fig. 4 is to structural representation.
Accompanying drawing labelling:
1-backboard 2-light guide plate
3-light source 4-reflecting strips
41-projection 42-supporting surface
5-double faced adhesive tape 6-shading strip
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model patent protection.
As it is shown in figure 1, the first structural representation of backlight module that Fig. 1 provides for this utility model embodiment; The backlight module that this utility model provides, including: backboard 1, light guide plate 2 and light source 3, light guide plate 2 includes: light inputting end and the distance light end relative with light inputting end, and light source 3 is positioned at the light inputting end of light guide plate 2, and backboard 1 is provided with shading strip 6 towards the one side of the distance light end of light guide plate 2.
Existing backboard generally all has the depressed part holding light guide plate 2 and light source 3, during assembling, light guide plate 2 and light source 3 are positioned at the depressed part of backboard 1, the backlight module that this utility model provides, by arranging shading strip 6 at backboard 1 towards the one side of the distance light end of light guide plate 2, the generation of the distance light end light leakage phenomena of light guide plate 2 can be reduced, dispense the design of glue frame of the prior art, while meeting the design needs of the narrow frame of display device, it is possible to reduce the generation of the display picture bright line phenomenon of display device.
Further, backboard 1 is provided with reflecting strips 4 towards the one side of light source 3. Arranging of reflecting strips 4 can by the luminous reflectance of light source 3 directive backboard 1 in light guide plate 2, it is possible to improve the light utilization efficiency of backlight 3.
The concrete material of above-mentioned shading strip 6 can have multiple, and optional shading strip 6 is black adhesive tape or Lycoperdon polymorphum Vitt adhesive tape.
Optionally, shading strip 6 is the shading strip of polyethylene terephthalate materials.
Above-mentioned shading strip 6 can be fixed with backboard 1 in several ways, optionally, as shown in Figures 2 and 3, wherein: the second structural representation of the backlight module that Fig. 2 provides for this utility model embodiment;Fig. 3 is that the A-A of the backlight module shown in Fig. 2 is to structural representation; Shading strip 6 and/or reflecting strips 4 are fixed with backboard 1 by double faced adhesive tape 5. It is certainly not limited to be fixed by double faced adhesive tape 5. Above-mentioned shading strip 6 and/or reflecting strips 4 include by double faced adhesive tape 5 is fixing with backboard 1: shading strip 6 can be fixed by double faced adhesive tape and backboard, and reflecting strips 4 can adopt alternate manner and backboard to fix; Or shading strip can be fixed with backboard otherwise, reflecting strips 4 is fixed by double faced adhesive tape and backboard; Or shading strip 6 and reflecting strips 4 are fixed each through double faced adhesive tape and backboard.
Optionally, as shown in Figure 4 and Figure 5, the second structural representation of the wherein backlight module that Fig. 4 provides for this utility model embodiment; Fig. 5 is that the B-B of the backlight module shown in Fig. 4 is to structural representation. Shading strip 6 and/or reflecting strips 4 are integral type structure with backboard 1. It is easy to make. Above-mentioned shading strip 6 and/or reflecting strips 4 include for integral type structure with backboard 1: shading strip 6 is integral type structure with backboard 1, and reflecting strips 4 and backboard 1 are split-type structural; Or shading strip 6 and backboard 1 are split-type structural, reflecting strips 4 and backboard 1 are integral type structure; Or shading strip 6 and reflecting strips 4 are integral structure with backboard 1.
Preferably, above-mentioned reflecting strips 4 is white adhesive tape.
Above-mentioned light source 3 includes: lamp bar, and is positioned at the multiple LED on lamp bar.
For the ease of fixed light source 3, as it is shown on figure 3, the side that reflecting strips 4 deviates from the bottom of backboard 1 is provided with the projection 41 for fixed light bar and supporting surface 42.
In the backboard 1 of above-mentioned backlight module: remove it and be provided with shading strip 6 and the side of reflecting strips 4, remaining side can also be provided with adhesive tape, the arranging of adhesive tape can play the effect of the parts such as protection and lightguide plate fixing 2, light source 3, optical film material, reflector plate.
This utility model additionally provides a kind of display device, including the backlight module described in any of the above-described item. The generation of the display picture bright line phenomenon of display device can be reduced due to above-mentioned backlight module, therefore the display device that this utility model provides has good display effect.
This display device can be any product with display function or the parts such as note-book computer display screen, Electronic Paper, liquid crystal display, LCD TV, DPF, mobile phone, panel computer.
Obviously, this utility model can be carried out various change and modification without deviating from spirit and scope of the present utility model by those skilled in the art. So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (10)
1. a backlight module, including: backboard, light guide plate and light source, described light guide plate includes: light inputting end and the distance light end relative with described light inputting end, and described light source is positioned at the light inputting end of described light guide plate, it is characterized in that, described backboard is provided with shading strip towards the one side of the distance light end of described light guide plate.
2. backlight module as claimed in claim 1, it is characterised in that described backboard is provided with reflecting strips towards the one side of described light source.
3. backlight module as claimed in claim 2, it is characterised in that described shading strip is black adhesive tape or Lycoperdon polymorphum Vitt adhesive tape.
4. backlight module as claimed in claim 2, it is characterised in that described shading strip is the shading strip of polyethylene terephthalate materials.
5. backlight module as claimed in claim 2, it is characterised in that described shading strip and/or described reflecting strips are fixed by double faced adhesive tape and described backboard.
6. backlight module as claimed in claim 2, it is characterised in that described shading strip and/or described reflecting strips are integral type structure with described backboard.
7. the backlight module as described in any one of claim 2～6, it is characterised in that described reflecting strips is white adhesive tape.
8. backlight module as claimed in claim 7, it is characterised in that described light source includes: lamp bar, and is positioned at the multiple LED on described lamp bar.
9. backlight module as claimed in claim 8, it is characterised in that described reflecting strips deviates from the side of the bottom of described backboard and is provided with the projection for fixing described lamp bar and supporting surface.
10. a display device, it is characterised in that include the backlight module as described in any one of claim 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620006353.7U CN205318064U (en) | 2016-01-05 | 2016-01-05 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620006353.7U CN205318064U (en) | 2016-01-05 | 2016-01-05 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205318064U true CN205318064U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620006353.7U Active CN205318064U (en) | 2016-01-05 | 2016-01-05 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205318064U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641755A (en) * | 2016-12-07 | 2017-05-10 | 易美芯光（北京）科技有限公司 | LED backlight light bar and application thereof |
| CN108319076A (en) * | 2018-01-31 | 2018-07-24 | 广东欧珀移动通信有限公司 | A kind of backlight module and electronic device |
| CN110501843A (en) * | 2019-08-19 | 2019-11-26 | Oppo（重庆）智能科技有限公司 | Backlight module and electronic equipment with it |
| CN111862789A (en) * | 2019-04-30 | 2020-10-30 | 京东方科技集团股份有限公司 | Backlight module, display module and display device |
-
2016
- 2016-01-05 CN CN201620006353.7U patent/CN205318064U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641755A (en) * | 2016-12-07 | 2017-05-10 | 易美芯光（北京）科技有限公司 | LED backlight light bar and application thereof |
| CN108319076A (en) * | 2018-01-31 | 2018-07-24 | 广东欧珀移动通信有限公司 | A kind of backlight module and electronic device |
| CN111862789A (en) * | 2019-04-30 | 2020-10-30 | 京东方科技集团股份有限公司 | Backlight module, display module and display device |
| CN110501843A (en) * | 2019-08-19 | 2019-11-26 | Oppo（重庆）智能科技有限公司 | Backlight module and electronic equipment with it |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |