CN201083919Y - Backlight module modularized light guide board fixing structure - Google Patents
Backlight module modularized light guide board fixing structure Download PDFInfo
- Publication number
- CN201083919Y CN201083919Y CNU2007200733474U CN200720073347U CN201083919Y CN 201083919 Y CN201083919 Y CN 201083919Y CN U2007200733474 U CNU2007200733474 U CN U2007200733474U CN 200720073347 U CN200720073347 U CN 200720073347U CN 201083919 Y CN201083919 Y CN 201083919Y
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- CN
- China
- Prior art keywords
- light guide
- guide plate
- base
- flexible rope
- backlight module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a fixed structure for modular light guide plates of backlight modules, comprising a base, a plurality of light guide plates, a plurality of reflector plates, a plurality of transparent flexible tires, at least one optical membrane or plate, and light sources. The light guide plates are provided with facing first and second lateral faces; the reflector plates are respectively combined with the first lateral faces of the light guide plates; the light guide plates are fixedly tied on the base by non-opaque flexible ties; the light guide plates in combination with the reflector plates are arranged in parallel on the base; the at least one optical membrane or plate is positioned above the light guide plates; the light sources emitting the light into the light guide plates are respectively arranged at the edges of the ends of the light guide plates. The utility model has the advantages of reducing the difficulties in manufacturing light guide plates with large area, avoiding the impacts of flexing on the optical performance caused by light guide plates with large area, optical membrane or plate, and reducing the overall manufacturing cost due to the convenience and fast speed in combining the light guide plates.
Description
Technical field
The utility model relates to a kind of backlight module, relates in particular to light guide plate fixed sturcture in this backlight module.
Background technology
Generally be used for the backlight module of display panels (LCD) as backlight, its structure includes a light guide plate, first side of light guide plate is provided with a reflector plate, second side surface opposite then is provided with plural blooming piece/plate of being made up of diffusion sheet/plate and prismatic lens etc., and keep suitable space between this blooming piece/plate and the light guide plate, surround with base in the periphery and the bottom surface of those assemblies again with sidewall, the end limit of light guide plate then is provided with light source, the light that light source sent is entered by the end limit projection of light guide plate, part light is reflected by reflector plate, penetrates by diffusion sheet/plate and prismatic lens in regular turn again.
The backlight module that large scale liquid crystal TV commonly used is at present adopted, its light guide plate and blooming piece/plate are integrated large tracts of land plate bodys, yet, based on the requirement on the optical property, the manufacturing degree of difficulty and the cost of large tracts of land light guide plate are all higher, and large-area light guide plate and blooming piece are easy to generate bending phenomenon and influence optical appearance.
Summary of the invention
The utility model technical issues that need to address have provided a kind of modularization light guide plate fixed sturcture of backlight module, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
The utility model comprises: a base; Also comprise: plural light guide plate has first side and second side that is positioned at relative position; The plural number reflector plate is incorporated into first side of described light guide plate respectively; The flexible rope of plural number light-permeable is fixed in this base with those light guide plate systems respectively; Those light guide plate that combine reflector plate are side by side on this base; At least one blooming piece/plate is located at the top of this light guide plate; The plural light source that ray cast is entered this light guide plate is located at the end limit of those light guide plate respectively.
Compared with prior art, the beneficial effects of the utility model are: except reducing the manufacturing degree of difficulty of large tracts of land light guide plate, and avoid large tracts of land light guide plate and blooming piece/plate to produce bending phenomenon and influence outside the performance of optical property, its and to connect combination also very convenient during light guide plate, rapidly, thereby can reduce the manufacturing cost of integral body.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the combination of components relation of demonstration the utility model;
Fig. 2 looks exploded view for the planar portions of the combination of components relation of demonstration the utility model;
Fig. 3 makes up the section plan of the structure of back for showing the utility model;
Fig. 4 makes up the plan view from above of the structure of back for showing the utility model;
Fig. 5 can be provided with horizontal through hole at support column for showing the utility model, the embodiment stereographic map that wears for flexible rope.
Fig. 6 is for showing the utility model flexible rope is passed support column and being one-piece construction synoptic diagram after solid.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
At first consult Fig. 1 and Fig. 2, the preferred embodiment of the utility model comprises the flexible rope 4 and a base 3 of plural light guide plate 1, plural reflector plate 2, at least one blooming piece/plate 5, plural light-permeable.Wherein, described light guide plate 1 is the small size plate body of strip, and this light guide plate 1 has first side and second side that is positioned at relative both sides, and first side of light guide plate 1 is in conjunction with described reflector plate 2, second side can be provided with the support column 11 that plural number is erect, or support column is not set; When support column 11 is set, this support column 11 can with light guide plate 1 one-body molded making, also can produce independently support column after, again support column is located at second side of light guide plate 1; The preferred embodiment of those support columns 11 is the pointed cone-shaped body of free end, and it can be conical, also can be pyramid, even the pointed body of other form; In addition, at least one end limit in light guide plate 1 can be provided with plurality of grooves 12.
Described base 3 is the pedestal of whole backlight module, and it has bottom surface and sidewall, for holding aforementioned light guide plate 1, reflector plate 2, blooming piece/plate 5, even can be for assemblies such as combination of liquid crystals display panels 6; The bottom surface of this base 3 is provided with the hole 31 of groove 12 positions on a plurality of corresponding light guide plate 1 end limit.
The flexible rope 4 of described light-permeable can adopt the setline that possesses high strength and toughness, produces for fear of the optical property to light guide plate and disturbs, and this flexible rope 4 does not preferably contain color.
Described blooming piece/plate 5, can comprise diffusion sheet 51, prismatic lens 52 ... wait the diaphragm or the plate that possess optical property, even can increase or reduce the diaphragm or the plate of other kind according to actual needs, those blooming piece/plates 5 are combination overlappingly, and are subjected to the free end of those support columns 11 to support and be provided with.When the utility model was not provided with support column, then the periphery of described blooming piece/plate can be fixed in the sidewall of base.
Fig. 3 and Fig. 4 show the structure after the aforementioned combination of components that comprises support column 11 of the utility model, its array mode, it is second side that plural flexible rope 4 is directly striden across light guide plate 1, make flexible rope 4 insert the groove 12 on light guide plate 1 end limit, again flexible rope 4 two ends are passed the hole 31 of base 1, with fixation kit 8 base 3 (as shown in Figure 3) is fixed in the binding of flexible rope 4 two ends then, make each small size light guide plate 1 be bonded into a large-area light guide plate side by side, under this state, each support column 11 is the state that stands vertically, 5 tips that are supported on those support columns 11 of described blooming piece/plate; Light source 7 is then installed on the end limit of each light guide plate 1, to constitute a backlight module; The back side that this backlight module then is installed on display panels 6 is with as backlight; Light source 7 can enter light guide plate 1 from the projection of end limit with light, and part light promptly passes through light guide plate via reflector plate 2 reflections, is penetrated by blooming piece 5 again, sends light by display panels again.
Fig. 5 is for showing another embodiment of the present utility model, it can be provided with horizontal through hole 111 at support column 11, make it when assembling, flexible rope 4 is passed this through hole 111, and make flexible rope 4 insert the groove 12 on light guide plate 1 end limit, again flexible rope 4 two ends are passed the hole 31 of base 1, with fixation kit 8 flexible rope 4 two ends are linked then and be fixed in base 3, make each small size light guide plate 1 be bonded into a large-area light guide plate side by side; Apply acting force by 4 pairs of support columns 11 of this flexible rope, must be the state of standing vertically (as shown in Figure 6) on the light guide plate 1 so that each support column 11 is fixed in, in order to support of optical film/plate.
Principal character of the present utility model is that the light guide plate with plural small size is combined into a large tracts of land light guide plate side by side, and can be by plural support column as the barrier assembly between light guide plate and the blooming piece/plate, make blooming piece/plate avoid producing bending phenomenon because of being subjected to plural support column support, described light guide plate also can prevent to produce deflection because be combined on the base side by side, has avoided optical property is caused harmful effect.
The utility model is supported blooming piece/plate by the pointed support column of being located on the light guide plate, is avoided support column to produce optical interference on blooming piece/plate; In addition, the utility model sees through aforesaid structure, can reduce the manufacturing degree of difficulty of large tracts of land light guide plate, and avoid large tracts of land light guide plate and blooming piece to produce bending phenomenon and influence the performance of optical property, its and to connect combination also very convenient during light guide plate, rapidly, thereby can reduce the manufacturing cost of integral body.
The above only is in order to explain the preferred embodiment of the utility model, is not that attempt is done any formal restriction to the utility model according to this.All have in following relevant any modification or the change done of identical spirit, all must be included in the protection category of the present utility model.
Claims (13)
1. the modularization light guide plate fixed sturcture of a backlight module comprises: a base; It is characterized in that also comprising: plural light guide plate has first side and second side that is positioned at relative position; The plural number reflector plate is incorporated into first side of described light guide plate respectively; The flexible rope of plural number light-permeable is fixed in this base with those light guide plate systems respectively; Those light guide plate that combine reflector plate are side by side on this base; At least one blooming piece/plate is located at the top of this light guide plate; The plural light source that ray cast is entered this light guide plate is located at the end limit of those light guide plate respectively.
2. the modularization light guide plate fixed sturcture of backlight module according to claim 1, it is characterized in that: described flexible rope does not have color.
3. the modularization light guide plate fixed sturcture of backlight module according to claim 1, it is characterized in that: the end limit of described light guide plate is provided with the groove that can hold this flexible rope.
4. according to the modularization light guide plate fixed sturcture of claim 1 or 2 or 3 described backlight modules, it is characterized in that: described base is provided with plural hole, and the two ends of this flexible rope cooperate a fixation kit that this flexible rope system is fixed in base after passing this hole again.
5. the modularization light guide plate fixed sturcture of a backlight module comprises: a base; It is characterized in that also comprising: plural light guide plate has first side and second side that is positioned at relative position, and this second side is provided with plural support column; The plural number reflector plate is incorporated into first side of described light guide plate respectively; The flexible rope of plural number light-permeable is fixed in this base with those light guide plate systems respectively; Those light guide plate that combine reflector plate are side by side on this base; At least one blooming piece/plate is subjected to the free end of those support columns to support and be provided with; The plural light source that ray cast is entered this light guide plate is located at the end limit of those light guide plate respectively.
6. the modularization light guide plate fixed sturcture of backlight module according to claim 5, it is characterized in that: described support column is pointed cone-shaped body.
7. the modularization light guide plate fixed sturcture of backlight module according to claim 6 is characterized in that: described support column is for conical.
8. the modularization light guide plate fixed sturcture of backlight module according to claim 6, it is characterized in that: described support column is a pyramid.
9. according to the modularization light guide plate fixed sturcture of claim 5 or 6 or 7 or 8 described backlight modules, it is characterized in that: described flexible rope does not have color.
10. according to the modularization light guide plate fixed sturcture of claim 5 or 6 or 7 or 8 described backlight modules, it is characterized in that: the end limit of described light guide plate is provided with the groove that can hold this flexible rope.
11. according to the modularization light guide plate fixed sturcture of claim 5 or 6 or 7 or 8 described backlight modules, it is characterized in that: described support column is provided with through hole, this through hole passes in this flexible rope system, makes this flexible rope be fixed in described base again.
12. the modularization light guide plate fixed sturcture of backlight module according to claim 5, it is characterized in that: described base is provided with plural hole, and the two ends of this flexible rope cooperate a fixation kit that this flexible rope system is fixed in base after passing this hole again.
13. the modularization light guide plate fixed sturcture of backlight module according to claim 12, it is characterized in that: described support column is provided with through hole, and this through hole passes in this flexible rope system, makes this flexible rope be fixed in described base again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200733474U CN201083919Y (en) | 2007-08-07 | 2007-08-07 | Backlight module modularized light guide board fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200733474U CN201083919Y (en) | 2007-08-07 | 2007-08-07 | Backlight module modularized light guide board fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201083919Y true CN201083919Y (en) | 2008-07-09 |
Family
ID=39626389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200733474U Expired - Fee Related CN201083919Y (en) | 2007-08-07 | 2007-08-07 | Backlight module modularized light guide board fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201083919Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889510A (en) * | 2011-07-22 | 2013-01-23 | 三星显示有限公司 | Backlight unit and display devices including the same |
-
2007
- 2007-08-07 CN CNU2007200733474U patent/CN201083919Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889510A (en) * | 2011-07-22 | 2013-01-23 | 三星显示有限公司 | Backlight unit and display devices including the same |
| CN102889510B (en) * | 2011-07-22 | 2016-06-22 | 三星显示有限公司 | Back light unit and include the display device of this back light unit |
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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: 20080709 Termination date: 20160807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |