CN202075441U - Ultra-thin light guide plate and backlight module - Google Patents
Ultra-thin light guide plate and backlight module Download PDFInfo
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- CN202075441U CN202075441U CN2011201655869U CN201120165586U CN202075441U CN 202075441 U CN202075441 U CN 202075441U CN 2011201655869 U CN2011201655869 U CN 2011201655869U CN 201120165586 U CN201120165586 U CN 201120165586U CN 202075441 U CN202075441 U CN 202075441U
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- light guide
- thin light
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- guide board
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Abstract
The utility model discloses an ultra-thin light guide plate and a backlight module, the ultra-thin light guide plate comprises a wedge part and a flat plate part showing a flat plate shape, and the wedge part is bonded together with the flat plate part and shows a wedge body. Therefore, by using the ultra-thin light guide plate and the backlight module of the utility model, the overall thickness of the ultra-thin light guide plate is reduced, and the brightness of an ultra-thin backlight module product is increased at the same time.
Description
Technical field
The utility model relates to the photovoltaic field, relates in particular to a kind of ultra-thin light guide board and module backlight thereof.
Background technology
Along with development of science and technology, increasing electronic product appears in people's the life, has brought conveniently high-tech life to people.On some electronic products, comprise the LCD panel information relevant of mobile phone, PDA (Personal Digital Assistant, palm PC), camera, Notebook (notebook computer) etc. for the user shows.And in general LCD panel is BLU (Back light module, module backlight) form, module backlight has comprised LGP(Light Guide Plate, light guide plate), light guide plate plays the effect of leaded light, and this structure can change the framework of present stage module backlight in addition.And the application of some ultra-thin light guide boards makes that electronic product is able to develop to ultra-thin direction.
Referring to Figure 1A ~ Figure 1B, the structure of most ultra-thin light guide board has comprised the wedge shape light guide plate 10 of injection mo(u)lding on the present market, the thickness of its plate part 11 is more than 0.3mm, and wedge-shaped part 12 minutes is between 0.4 ~ 0.6mm, and its fundamental purpose is the specification that cooperates main flow side-emitting LED 13 on the market.Main flow side-emitting LED 13 thickness are 0.4mm and two specifications of 0.6mm.
The thickness that the subject matter of present prior art is light guide plate 10 injection molded minimums is more than 0.3mm, so can't make the light guide plate 10 of extra-thin thickness below 0.3mm.And flat board 11 segment thicknesses of light guide plate 10 can be accomplished below 0.3mm now, but are not to realize by injection molding technology, and the wedge-shaped part 12 of the wedge-type shape that thickness can't be realized is so the LED13 that can't directly arrange in pairs or groups uses.Therefore, prior art exists plate part 11 different because of forming principle with wedge-like portion 12, moulding simultaneously; And plate part can not directly use side-emitting LED 13 owing to too thin, causes influencing the development and the electronic product brightness of electronic product slimming.
In summary, existing ultra-thin light guide board and module backlight thereof obviously exist inconvenience and defective, so be necessary to be improved on reality is used.
The utility model content
At above-mentioned defective, the purpose of this utility model is to provide a kind of ultra-thin light guide board and module backlight thereof, to reduce the integral thickness of module backlight, increases the brightness of ultra-thin product module backlight simultaneously.
To achieve these goals, the utility model provides a kind of ultra-thin light guide board, and described ultra-thin light guide board comprises:
Wedge-shaped part,
Flat part is plate shaped, described wedge-shaped part and described flat part is bonding is integral, and be sphenoid.
According to described ultra-thin light guide board, described wedge-shaped part is sphenoid, comprises two sides that are parallel to each other, and the height difference of described two sides, and the side of highly lower side and described flat part is bonding in described two sides.
According to described ultra-thin light guide board, described wedge-shaped part is sphenoid, and the bottom of described wedge-shaped part and the top of described flat part are bonding.
According to described ultra-thin light guide board, the bottom of described wedge-shaped part side offers otch, and the side of described otch and described flat part is suitable, and the side of described otch and described flat part is bonding.
According to described ultra-thin light guide board, described wedge-shaped part and described flat part are bonding by transparent adhesives.
According to described ultra-thin light guide board, described transparent adhesives is an optical glue.
According to described ultra-thin light guide board, described wedge-shaped part is a moulding, and described flat part is non-moulding.
According to described ultra-thin light guide board, the thickness of described flat part is less than 0.3mm.
According to described ultra-thin light guide board, the outer side edges of the wedge-shaped part of described ultra-thin light guide board is provided with at least one light source.
The utility model also provides a kind of module backlight that comprises above-mentioned any one ultra-thin light guide board, and described ultra-thin light guide board comprises:
Wedge-shaped part,
Flat part is plate shaped, described wedge-shaped part and described flat part is bonding is integral, and be sphenoid.
The utility model is set to comprise wedge-shaped part and flat part by ultra-thin light guide board, and wedge-shaped part and flat part bond together by adhesives, described flat part can be by non-injection moulding machine-shaping, and its thickness can help the slimming development of electronic product less than 0.3mm.And wedge-shaped part can be by injection mo(u)lding, and its thickness keeps the thickness of wedge-shaped part in the prior art, helps the conduction of ultra-thin light guide board light source.
Description of drawings
Figure 1A is the front view of light guide plate of the prior art.
Figure 1B is the vertical view of light guide plate of the prior art.
Fig. 2 A is the front view of the ultra-thin light guide board among the utility model first embodiment.
Fig. 2 B is the vertical view of the ultra-thin light guide board among the utility model first embodiment.
Fig. 2 C is the partial enlarged drawing of the wedge-shaped part of the ultra-thin light guide board among the utility model first embodiment.
Fig. 3 A is the front view of the ultra-thin light guide board among the utility model second embodiment.
Fig. 3 B is the vertical view of the ultra-thin light guide board among the utility model second embodiment.
Fig. 3 C is the partial enlarged drawing of the wedge-shaped part of the ultra-thin light guide board among the utility model second embodiment.
Fig. 4 A is the front view of the ultra-thin light guide board among the utility model the 3rd embodiment.
Fig. 4 B is the vertical view of the ultra-thin light guide board among the utility model the 3rd embodiment.
Fig. 4 C is the partial enlarged drawing of the wedge-shaped part of the ultra-thin light guide board among the utility model the 3rd embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Referring to Fig. 2 A ~ Fig. 4 C, the utility model provides a kind of ultra-thin light guide board 20, and described ultra-thin light guide board 20 comprises: wedge-shaped part 21, and flat part 22 is plate shaped, wedge-shaped part 21 and flat part 22 bonding being integral, and be sphenoid.
In the utility model, ultra-thin light guide board 20 is set to comprise wedge-shaped part 21 and flat part 22, described wedge-shaped part 21 and flat part 22 are bonding in aggregates, and this integral body is sphenoid.Wherein flat part 22 is non-moulding, therefore its thickness can be worked into below 0.3 mm, and described wedge-shaped part 21 is a moulding, and its thickness can be more than 0. 3 mm, and at least one light source that is provided with on the outer side edges for the wedge-shaped part 21 of ultra-thin light guide board 20 provides the light source conduction.Ultra-thin light guide board 20 can reduce the integral thickness of module backlight like this, increases the brightness of ultra-thin product simultaneously, satisfies the design needs of slim electronic product.
Referring to Fig. 2 A ~ Fig. 2 C, in first embodiment of the present utility model, wedge-shaped part 21 is sphenoid, comprises two sides that are parallel to each other, and the height difference of two sides, and the side of highly lower side and flat part 22 is bonding in two sides.Wedge-shaped part 21 is adhered to bonding portion 211 with flat part 22 by transparent adhesives.Fit at bonding portion 211 wedge-shaped parts 21 and flat part 22, by transparent connection material adhesive, its refractive index is near wedge- shaped part 21 and 22 two kinds of materials of flat part.
Referring to Fig. 3 A ~ Fig. 3 C, in second embodiment of the present utility model, wedge-shaped part 21 is sphenoid, and the top of the bottom of wedge-shaped part 21 and flat part 22 is bonding.Wedge-shaped part 21 is adhered on the flat part 22, and both bonding portions 211 are bonding, form a sphenoid.
Referring to Fig. 4 A ~ Fig. 4 C, in the 3rd embodiment of the present utility model, the bottom of wedge-shaped part 21 sides offers otch, and the side of otch and flat part 22 is suitable, and the side of otch and flat part 22 is bonding.The incision of wedge-shaped part 21 is a bonding portion 211, and itself and flat part 22 are bonding, form a sphenoid.
In above-mentioned a plurality of embodiment, wedge-shaped part 21 is bonding by transparent adhesives with flat part 22, its preferred transparent adhesives is an optical glue, and these kinds optical glue not only can be well bonding with wedge-shaped part 21 and flat part 22, and does not influence the conduction of light between.
The utility model also provides module backlight, and described module backlight comprises ultra-thin light guide board 20, and ultra-thin light guide board 20 comprises: wedge-shaped part 21, and flat part 22 is plate shaped, wedge-shaped part 21 and flat part 22 bonding being integral, and be sphenoid.Other concrete structures of ultra-thin light guide board 20 all have description in above-mentioned a plurality of embodiment, do not repeat them here.
In sum, the utility model is set to comprise wedge-shaped part and flat part by ultra-thin light guide board, and wedge-shaped part and flat part bond together by adhesives, described flat part can be by non-injection moulding machine-shaping, its thickness can help the slimming development of electronic product less than 0.3mm.And wedge-shaped part can be by injection mo(u)lding, and its thickness keeps the thickness of wedge-shaped part in the prior art, helps the conduction of ultra-thin light guide board light source.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. a ultra-thin light guide board is characterized in that, described ultra-thin light guide board comprises:
Wedge-shaped part,
Flat part is plate shaped, described wedge-shaped part and described flat part is bonding is integral, and be sphenoid.
2. ultra-thin light guide board according to claim 1, it is characterized in that described wedge-shaped part is sphenoid, comprise two sides that are parallel to each other, and the height difference of described two sides, the side of highly lower side and described flat part is bonding in described two sides.
3. ultra-thin light guide board according to claim 1 is characterized in that described wedge-shaped part is sphenoid, and the bottom of described wedge-shaped part and the top of described flat part are bonding.
4. ultra-thin light guide board according to claim 1 is characterized in that the bottom of described wedge-shaped part side offers otch, and the side of described otch and described flat part is suitable, and the side of described otch and described flat part is bonding.
5. ultra-thin light guide board according to claim 1 is characterized in that, described wedge-shaped part and described flat part are bonding by transparent adhesives.
6. ultra-thin light guide board according to claim 5 is characterized in that, described transparent adhesives is an optical glue.
7. ultra-thin light guide board according to claim 1 is characterized in that, described wedge-shaped part is a moulding, and described flat part is non-moulding.
8. ultra-thin light guide board according to claim 1 is characterized in that the thickness of described flat part is less than 0.3mm.
9. ultra-thin light guide board according to claim 1 is characterized in that the outer side edges of the wedge-shaped part of described ultra-thin light guide board is provided with at least one light source.
10. module backlight that comprises requirement 1 ~ 9 any described ultra-thin light guide board is characterized in that described ultra-thin light guide board comprises:
Wedge-shaped part,
Flat part is plate shaped, described wedge-shaped part and described flat part is bonding is integral, and be sphenoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201655869U CN202075441U (en) | 2011-05-23 | 2011-05-23 | Ultra-thin light guide plate and backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201655869U CN202075441U (en) | 2011-05-23 | 2011-05-23 | Ultra-thin light guide plate and backlight module |
Publications (1)
| Publication Number | Publication Date |
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| CN202075441U true CN202075441U (en) | 2011-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201655869U Expired - Fee Related CN202075441U (en) | 2011-05-23 | 2011-05-23 | Ultra-thin light guide plate and backlight module |
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| CN (1) | CN202075441U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914815A (en) * | 2012-10-30 | 2013-02-06 | 苏州达方电子有限公司 | Light guide plate structure |
| CN103511922A (en) * | 2012-06-27 | 2014-01-15 | 扬升照明股份有限公司 | Light source module and light guide plate |
| CN103900031A (en) * | 2012-12-27 | 2014-07-02 | 厦门天马微电子有限公司 | Light guide device for liquid crystal display |
| CN104620041A (en) * | 2012-09-13 | 2015-05-13 | 三菱电机株式会社 | Planar light source device and display device using same |
| CN104965255A (en) * | 2015-07-27 | 2015-10-07 | 京东方光科技有限公司 | Light source guide-in part, light guide plate, backlight module group, and display device |
| CN105093603A (en) * | 2014-04-17 | 2015-11-25 | 纬创资通股份有限公司 | Display, plastic frame, and manufacturing method for plastic frame |
| CN105589126A (en) * | 2016-03-21 | 2016-05-18 | 安比斯特殊玻璃（苏州）有限公司 | Combined type light guide plate and liquid crystal display module thereof |
| TWI574064B (en) * | 2015-08-14 | 2017-03-11 | Light guiding film, backlight module, and display device |
-
2011
- 2011-05-23 CN CN2011201655869U patent/CN202075441U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103511922B (en) * | 2012-06-27 | 2016-12-28 | 扬升照明股份有限公司 | Light source module and light guide plate |
| CN103511922A (en) * | 2012-06-27 | 2014-01-15 | 扬升照明股份有限公司 | Light source module and light guide plate |
| US9500795B2 (en) | 2012-09-13 | 2016-11-22 | Mitsubishi Electric Corporation | Area light source device and display device using same |
| CN104620041A (en) * | 2012-09-13 | 2015-05-13 | 三菱电机株式会社 | Planar light source device and display device using same |
| CN104620041B (en) * | 2012-09-13 | 2016-09-21 | 三菱电机株式会社 | Planar light source device and use the display device of this planar light source device |
| CN102914815A (en) * | 2012-10-30 | 2013-02-06 | 苏州达方电子有限公司 | Light guide plate structure |
| CN103900031B (en) * | 2012-12-27 | 2016-05-11 | 厦门天马微电子有限公司 | A kind of guiding device for liquid crystal display |
| CN103900031A (en) * | 2012-12-27 | 2014-07-02 | 厦门天马微电子有限公司 | Light guide device for liquid crystal display |
| CN105093603A (en) * | 2014-04-17 | 2015-11-25 | 纬创资通股份有限公司 | Display, plastic frame, and manufacturing method for plastic frame |
| CN105093603B (en) * | 2014-04-17 | 2017-12-12 | 纬创资通股份有限公司 | Display, glue frame and glue frame manufacture method |
| CN104965255A (en) * | 2015-07-27 | 2015-10-07 | 京东方光科技有限公司 | Light source guide-in part, light guide plate, backlight module group, and display device |
| TWI574064B (en) * | 2015-08-14 | 2017-03-11 | Light guiding film, backlight module, and display device | |
| US10267971B2 (en) | 2015-08-14 | 2019-04-23 | Radiant Opto-Electronics (Suzhou) Co., Ltd. | Light guide film, backlight module and display device having the same |
| CN105589126A (en) * | 2016-03-21 | 2016-05-18 | 安比斯特殊玻璃（苏州）有限公司 | Combined type light guide plate and liquid crystal display module thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |