CN203258490U - Liquid crystal display module backlight structure - Google Patents
Liquid crystal display module backlight structure Download PDFInfo
- Publication number
- CN203258490U CN203258490U CN 201320021195 CN201320021195U CN203258490U CN 203258490 U CN203258490 U CN 203258490U CN 201320021195 CN201320021195 CN 201320021195 CN 201320021195 U CN201320021195 U CN 201320021195U CN 203258490 U CN203258490 U CN 203258490U
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- Prior art keywords
- liquid crystal
- crystal display
- display module
- diffusion sheet
- sheet
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Abstract
The utility model discloses a liquid crystal display module backlight structure. The liquid crystal display module backlight structure comprises an upper diffusion sheet (1), an upper light intensifying sheet (2), a lower light intensifying sheet (3), a lower diffusion sheet (4), a light guide plate (5) and a reflective sheet (6), wherein the upper diffusion sheet (1), the upper light intensifying sheet (2), the lower light intensifying sheet (3), the lower diffusion sheet (4), the light guide plate (5) and the reflective sheet (6) are sequentially stacked. The liquid crystal display module backlight structure is characterized in that the upper diffusion sheet (1), the upper light intensifying sheet (2), the lower light intensifying sheet (3) and the lower diffusion sheet (4) all comprise a working region (10) and a non-client region (20), the non-client regions (20) surround the peripheral edge zones of the working regions (10), a plurality of through holes (7) which vertically correspond to one another one to one are formed in the edge zones, and the upper diffusion sheet (1), the upper light intensifying sheet (2), the lower light intensifying sheet (3) and the lower diffusion sheet (4) are sequentially connected into a whole through the through holes (7). By the adoption of the backlight structure, impact damage or displacement deformation of film materials caused by vibration due to falling or collision is effectively avoided, and then quality of a liquid crystal display screen is improved.
Description
Technical field
The utility model relates to the back light model setting technology field, relates in particular to a kind of backing structure of liquid crystal display module.
Background technology
In the demonstration module of liquid crystal display, backing structure has been the parts of main support effect and protective effect.The small-medium size liquid crystal display module backing structure that exists on the market now mainly is made of diaphragms such as reflector plate, LGP, diffusion sheet, brightening pieces.As shown in Figure 1, this liquid crystal display module backing structure comprises upper diffusion sheet 1, upper brightening piece 2, lower brightening piece 3, lower diffusion sheet 4, LGP 5, the sheet emitting 6 that sets gradually, each diaphragm all comprises a workspace and a nonclient area, usually paste one deck double faced adhesive tape at its nonclient area, successively each diaphragm is covered on the upper surface of next diaphragm, interfix thereby make between each diaphragm, but this structure ratio that is adhesively fixed by double faced adhesive tape is easier to become flexible.In the use procedure of product, owing to fall or collide to produce to shake and very easily cause film material impact damage or displacement distortion, thereby the brightness that causes backing structure supply is inadequate or distribution of light sources is inhomogeneous, and it is bad to cause the viewing area of liquid crystal module bright line, white point, fold backlight etc. to occur.
The utility model content
The structure that main purpose of the present utility model is to be adhesively fixed by double faced adhesive tape for each diaphragm in the backing structure in the liquid crystal display module that exists in the prior art is than the defective that is easier to become flexible, and proposed a kind of up and down diffusion sheet, the integrated liquid crystal display module of the diaphragm backing structure such as brightening piece up and down.
A kind of liquid crystal display module backing structure that the utility model proposes, the upper diffusion sheet that is cascading, upper brightening piece, lower brightening piece, lower diffusion sheet, LGP, reflector plate, upward diffusion sheet, upper brightening piece, lower brightening piece, lower diffusion sheet include workspace and nonclient area, described nonclient area is centered around the fringe region around the described workspace, be provided with some up and down through holes one to one at this fringe region, by described through hole described upper diffusion sheet, upper brightening piece, lower brightening piece, lower diffusion sheet be connected to an integral body successively.
Fill from top to bottom organic gel in this through hole in the above-mentioned liquid crystal display module backing structure.
Through hole described in the above-mentioned liquid crystal display module backing structure is circular and/or oval.
The lower surface of lower diffusion sheet is covered on the upper surface of described LGP described in the above-mentioned liquid crystal display module backing structure, and the upper surface of described reflector plate is covered on the lower surface of described LGP.
LGP described in the above-mentioned liquid crystal display module backing structure and the reflector plate that the is positioned at described LGP lower surface structure that is formed in one.
Reflector plate described in the above-mentioned liquid crystal display module backing structure comprises reflector plate base material and the reflecting material that is plated on this reflector plate base material.
The shape and size of reflector plate base material are identical with the shape and size of described LGP described in the above-mentioned liquid crystal display module backing structure.
The reflector plate base material is plastic material described in the above-mentioned liquid crystal display module backing structure.
The beneficial effect of implementing a kind of liquid crystal display module of the utility model backing structure is: the utility model utilization arranges some one to one through holes in the inoperative zone of diffusion barrier sheet and the diaphragm that adds lustre to up and down up and down, in this through hole, fill organic gel, make these diaphragms be adhesively fixed into an integral body after solidifying.Adopt this bonding way to strengthen the fastness of each diaphragm combination, effectively avoid causing film material impact damage or displacement distortion because falling or colliding to produce to shake, thereby improved the quality of LCDs, reduce fraction defective.
Description of drawings
Below in conjunction with drawings and Examples a kind of liquid crystal display module of the utility model backing structure is described further, in the accompanying drawing:
Fig. 1 is the embodiment decomposing schematic representation of prior art;
Fig. 2 is the first preferred embodiment decomposing schematic representation of a kind of liquid crystal display module backing structure provided by the invention;
Fig. 3 is the second preferred embodiment decomposing schematic representation of a kind of liquid crystal display module backing structure provided by the invention;
Fig. 4 is the structural representation of LGP 5 and reflector plate 6 among Fig. 3.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, be further elaborated to this use is novel.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
With reference to figure 2, Fig. 2 is the first preferred embodiment decomposing schematic representation of a kind of liquid crystal display module backing structure provided by the invention.As shown in Figure 2, this liquid crystal display module backing structure comprises upper diffusion sheet 1, upper brightening piece 2, lower brightening piece 3, lower diffusion sheet 4, LGP 5, the reflector plate 6 that is cascading.Wherein, upper diffusion sheet 1, lower diffusion sheet 4, upper brightening piece 2, lower brightening piece 3 all comprise workspace 10 and nonclient area 20.This nonclient area 20 is for being centered around the fringe region around this workspace 10, is provided with some up and down through holes 7 one to one at this fringe region.The workspace 10 of upper diffusion sheet 1, lower diffusion sheet 4 is used to liquid crystal display that a uniform area source is provided.The workspace 10 of upper brightening piece 2, lower brightening piece 3 is used for cohesion light, strengthens the briliancy of light.Upper diffusion sheet 1, upper brightening piece 2, lower brightening piece 3, lower diffusion sheet 4 are stacked gradually, and through holes 7 all on these diaphragms is corresponding one by one up and down, forms some the passages that run through.Fill organic gel in the passage that these run through, after organic gel was solidified, each diaphragm that stacks gradually interfixed, integral body of bonding one-tenth.The number of this through hole 7 can be according to the demand setting of the bonding firmness of diaphragm, if the quantity of through hole 7 is more, its arrangement is tightr, and is then bonding more firm between each diaphragm.This through hole 7 is preferably circle or ellipse, because circle or elliptical shape can make inner organic gel of filling be evenly distributed on the inner surface of this through hole 7, strengthens bonding fastness.
Adopt double faced adhesive tape to be fixed in the fringe region of the upper surface of LGP 5 lower surface of lower diffusion sheet 4.The upper surface of reflector plate 6 adopts double faced adhesive tape to be fixed in the fringe region of the lower surface of LGP 5.Finally, each diaphragm in this liquid crystal display module backing structure has formed an integral body that interfixes.
To Fig. 4, Fig. 3 is the second preferred embodiment decomposing schematic representation of a kind of liquid crystal display module backing structure provided by the invention with reference to figure 3, and Fig. 4 is the structural representation of LGP 5 and reflector plate 6.This liquid crystal display module backing structure comprises upper diffusion sheet 1, upper brightening piece 2, lower brightening piece 3, lower diffusion sheet 4, LGP 5, the reflector plate 6 that sets gradually.Connected mode between above-mentioned upper diffusion sheet 1, upper brightening piece 2, lower brightening piece 3, lower diffusion sheet 4, the LGP 5 is identical with the mode that the first embodiment provides, and does not repeat them here.The difference of present embodiment has been to provide the syndeton of another kind of LGP 5 with reflector plate 6.As shown in Figure 4, be fixed in the reflector plate 6 of these LGP 5 lower surfaces in the direct injection mo(u)lding of these LGP 5 lower surfaces, both merge, and form integrated formed structure.The implementation step is: during this reflector plate base material 61 of injection mo(u)lding, in the mould of this reflector plate base material 61, put into LGP 5, directly the injection of plastic material forms reflector plate base material 61 on the lower surface of LGP 5, so that this reflector plate base material 61 contacts in good condition with this LGP 5, merge, after the cooling, both form an integral body that is fixedly connected with.This reflector plate 6 also comprises reflector plate base material 61 and is plated on the reflecting material (not shown) of this reflector plate base material outer surface.These reflector plate base material 61 general plastic materials that adopt are generally Merlon or thermoplastic polyester.This reflecting material is generally silver, also can be according to different other materials that adopt of the requirement of reflectivity.Shape and the size of the shape of this reflector plate base material 61 and size and this LGP 5 are identical, in order to cover LGP 5 fully, reflect more light source to LGP 5, prevent that light source from leaking, and improve the utilization rate of light source.
Should be understood that the integrated formed structure that forms between this LGP 5 and the reflector plate 6 also can adopt the forming methods such as compression molding, moulding by casting.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (8)
1. liquid crystal display module backing structure, comprise the upper diffusion sheet (1) that is cascading, upper brightening piece (2), lower brightening piece (3), lower diffusion sheet (4), LGP (5), reflector plate (6), it is characterized in that, described upper diffusion sheet (1), upper brightening piece (2), lower brightening piece (3), lower diffusion sheet (4) includes workspace (10) and nonclient area (20), described nonclient area (20) is centered around described workspace (10) fringe region all around, be provided with some up and down through holes (7) one to one at described fringe region, by described through hole (7) with described upper diffusion sheet (1), upper brightening piece (2), lower brightening piece (3), lower diffusion sheet (4) is connected to an integral body successively.
2. liquid crystal display module backing structure according to claim 1 is characterized in that, described through hole is filled organic gel in (7) from top to bottom.
3. liquid crystal display module backing structure according to claim 1 and 2 is characterized in that, described through hole (7) is circular or oval.
4. liquid crystal display module backing structure according to claim 1, it is characterized in that, the lower surface of described lower diffusion sheet (4) is covered on the upper surface of described LGP (5), and the upper surface of described reflector plate (6) is covered on the lower surface of described LGP (5).
5. liquid crystal display module backing structure according to claim 1 is characterized in that, described LGP (5) and the reflector plate (6) that is positioned at described LGP (5) the lower surface structure that is formed in one.
6. liquid crystal display module backing structure according to claim 5 is characterized in that, described reflector plate (6) comprises reflector plate base material (61) and is plated on reflecting material on this reflector plate base material (61).
7. liquid crystal display module backing structure according to claim 6 is characterized in that, the shape and size of described reflector plate base material (61) are identical with the shape and size of described LGP (5).
8. liquid crystal display module backing structure according to claim 6 is characterized in that, described reflector plate base material (61) is plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320021195 CN203258490U (en) | 2013-01-15 | 2013-01-15 | Liquid crystal display module backlight structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320021195 CN203258490U (en) | 2013-01-15 | 2013-01-15 | Liquid crystal display module backlight structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203258490U true CN203258490U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320021195 Expired - Fee Related CN203258490U (en) | 2013-01-15 | 2013-01-15 | Liquid crystal display module backlight structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203258490U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704908A (en) * | 2016-12-14 | 2017-05-24 | 广州视源电子科技股份有限公司 | Backlight assembly, preparation method thereof and display device |
| CN109960080A (en) * | 2019-01-21 | 2019-07-02 | 东莞市利源实业有限公司 | A kind of production technology of novel mobile phone backlight composite layer |
| WO2020073912A1 (en) * | 2018-10-10 | 2020-04-16 | 青岛海信电器股份有限公司 | Backlight module and display device |
-
2013
- 2013-01-15 CN CN 201320021195 patent/CN203258490U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704908A (en) * | 2016-12-14 | 2017-05-24 | 广州视源电子科技股份有限公司 | Backlight assembly, preparation method thereof and display device |
| WO2020073912A1 (en) * | 2018-10-10 | 2020-04-16 | 青岛海信电器股份有限公司 | Backlight module and display device |
| CN109960080A (en) * | 2019-01-21 | 2019-07-02 | 东莞市利源实业有限公司 | A kind of production technology of novel mobile phone backlight composite layer |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20170115 |