CN202253221U - Backlight module - Google Patents
Backlight module Download PDFInfo
- Publication number
- CN202253221U CN202253221U CN2011204118517U CN201120411851U CN202253221U CN 202253221 U CN202253221 U CN 202253221U CN 2011204118517 U CN2011204118517 U CN 2011204118517U CN 201120411851 U CN201120411851 U CN 201120411851U CN 202253221 U CN202253221 U CN 202253221U
- Authority
- CN
- China
- Prior art keywords
- base board
- board unit
- holding section
- light
- module backlight
- 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 - Lifetime
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Abstract
The utility model provides a backlight module, which comprises a framework, a light-emitting component, a light-dispersing component and a substrate with a bearing surface used for bearing the light-emitting component. Two opposite edges of the substrate are respectively connected with the framework to accommodate and support the light-emitting component and the light-dispersing component. Since the two opposite edges of the substrate are respectively connected with the framework instead of use of the original back plate, materials for production can be reduced, and the cost can be decreased. Meanwhile, the backlight module has a simple structure, and the assembly and production can be facilitated. Moreover, the backlight module has lighter weight and better heat-dissipating performance.
Description
Technical field
The utility model relates to a kind of light-emitting device, refers to a kind of module backlight especially.
Background technology
LCD (liquid crystal display; LCD) be a kind of flat-panel screens that is widely used most at present; Because the liquid crystal itself in the panel of LCD is not had a characteristics of luminescence; Therefore for reaching display effect, need module backlight the area source that brightness is abundant and be evenly distributed to be provided for the LCD panel.Many in the prior art with the light source of the less light emitting diode of volume (LED) as module backlight, reducing module thickness backlight, and then reduce the thickness of display.
Referring to Fig. 1, existing module backlight mainly comprises backboard 100, reflecting plate 300, diffuser plate 500, blooming piece 600, framework 700 and LED substrate 800.Wherein, backboard 100 is the basic fixed structure of module backlight, and it accommodates LED substrate 800, reflecting plate 300.LED substrate 800 is fixed on the backboard 100 through adhesive tape 900.Be fixed with the LED lamp 150 and the reflecting plate 300 of a plurality of proper alignment on the LED substrate 800.LED substrate 800 tops are provided with diffuser plate 500 and blooming piece 600.The limit, the left and right sides of backboard 100 is connected with structure engaging mode with framework 700 respectively, to hold and supporting reflex plate 300, diffuser plate 500, blooming piece 600 and LED substrate 800.The backboard 100 of this module backlight is that the whole compacting of a metallic plate forms, so all can be on the product weight of entire product, thickness and the cost than higher, and thermal diffusivity is relatively poor simultaneously.
The utility model content
The technical problem that the utility model will solve provide a kind of saving material, more frivolous, cost is lower, the better module backlight of heat dispersion.
The module backlight of the utility model; Comprise framework, light-emitting component, light dispersion member and have one be used to carry the loading end of said light-emitting component substrate; The relative both sides of said substrate link together with said framework respectively, hold and support said light-emitting component and light dispersion member.
The module backlight of the utility model, wherein, said substrate by at least one first base board unit and connect respectively said framework second base board unit, the 3rd base board unit is dismountable connects to form.
The module backlight of the utility model, wherein, the sidewall of the sidewall of said second base board unit, said the 3rd base board unit engages with a L-shaped said framework respectively and links together.
The module backlight of the utility model, wherein, said first base board unit is provided with:
Be used for first holding section that is connected with the first adjacent base board unit;
Be used for second holding section that first base board unit adjacent with another is connected;
Said second base board unit is provided with said first holding section, and said the 3rd base board unit is provided with said second holding section.
The module backlight of the utility model; Wherein, Match with said second holding section on the first adjacent base board unit in said first holding section on said first base board unit; In order to connect two said first base board units, match with said second holding section on the first adjacent base board unit in said first holding section on said second base board unit, matches with said first holding section on the first adjacent base board unit in said second holding section on said the 3rd base board unit.
The module backlight of the utility model, wherein, said first holding section is the convexity of pegging graft, said second holding section is and the said protruding grafting groove that matches of pegging graft.
The module backlight of the utility model; Wherein, Said first base board unit is bar shaped; Said grafting on said first base board unit is protruding to be positioned on first side of said first base board unit, the said grafting groove on said first base board unit be positioned at said first base board unit with the said first side second side surface opposite on.
The module backlight of the utility model, wherein, said light-emitting component is the LED lamp.
The module backlight of the utility model wherein, is provided with white reflecting layer in order to the loading end that carries said light-emitting component on the said substrate.
The module backlight of the utility model, wherein, said loading end is a plane.
The module backlight of the utility model links together through relative both sides and framework with substrate, has substituted original backboard; Reduced and produced used material; Reduced cost, made back light module unit structure simple simultaneously, helped assembling and produce; And make that back light module unit structure is simple, weight is lighter, heat dispersion is better.
Description of drawings
Fig. 1 is the cutaway view of structural representation of the module backlight of prior art;
Fig. 2 is the three-dimensional exploded view of structural representation of the module backlight of the utility model;
Fig. 3 is the cutaway view of structural representation of the module backlight of the utility model;
Fig. 4 is the stereogram of the structural representation of first base board unit;
Fig. 5 is the stereogram of the structural representation of second base board unit;
Fig. 6 is the stereogram of the structural representation of the 3rd base board unit;
Fig. 7 is the overall structure sketch map of substrate.
Each element is among the figure:
1. 32. second sides, 28. second base board unit 29. the 3rd base board unit 31. first sides, 24. second holding sections, substrate 4. light-emitting component 5. LGPs, 6. blooming piece 7. frameworks, 11. light dispersion member 21. first base board units, 23. first holding sections, 41. sidewalls, 100. backboard 150.LED lamps, 300. reflecting plates, 500. diffuser plates, 600. blooming piece 700. framework 800.LED substrate 900. adhesive tapes of the prior art of the prior art
The specific embodiment
Like Fig. 2, shown in Figure 3, the module backlight of the utility model comprises framework 7, light-emitting component 4, light dispersion member 11 and carries the substrate 1 of light-emitting component 4, substrate 1 have one be used to carry light-emitting component 4 loading end.Light dispersion member 11 comprises LGP 5 and blooming piece 6, and the relative both sides of substrate 1 link together with framework 7 respectively, holds and supports light-emitting component 4 and light dispersion member 11.
In conjunction with Fig. 4, Fig. 5, Fig. 6, shown in Figure 7, substrate 1 is by at least one first base board unit 21 and second base board unit 28, the 3rd base board unit 29 dismountable the connecting to form of connecting frame 7 respectively.
The sidewall 41 of second base board unit, the sidewall 41 of the 3rd base board unit engage with a L-shaped framework 7 respectively and link together.In order to hold and to support light-emitting component 4 and light dispersion member 11.
In the present embodiment, each first base board unit 21 is provided with row's light-emitting component 4.In other embodiment of the utility model, many row's light-emitting components 4 can be set on each first base board unit 21.
First base board unit 21 of strip is provided with and is used for first holding section 23 that is connected with the first adjacent base board unit.Also be provided with on first base board unit 21 and be used for second holding section 24 that adjacent first base board unit with another is connected.Matching with second holding section 24 of adjacent first base board unit in first holding section 23, is thus connected two first base board units 21.
Second base board unit 28 is provided with first holding section, 23, the three base board units 29 and is provided with second holding section 24.
Match with second holding section 24 on the first adjacent base board unit in said first holding section 23 on first base board unit 21, in order to connect two first base board units 21.Match with second holding section 24 on the first adjacent base board unit 21 in first holding section 23 on second base board unit 28.Match with first holding section 23 on the first adjacent base board unit 24 in second holding section 24 on the 3rd base board unit 29.
First base board unit 21 is bar shaped, and the grafting convexity on first base board unit 21 is positioned on first side 31 of first base board unit 21, the grafting groove on first base board unit 21 be positioned at first base board unit 21 with first side, 31 second side surface opposite 32 on.
In other embodiment of the utility model; The relative both sides of framework 7 also can form the sidewall that protrudes in framework 7 surfaces; These sidewalls engage with the relative both sides of substrate 1 respectively and link together, and light-emitting component 4 and light dispersion member 11 can held and support to this structure also.
In the present embodiment, light-emitting component 4 is the LED lamp.Loading end in order to carrying light-emitting component 4 on the substrate 1 is a plane.For strengthening reflecting effect, avoid light loss, above-mentioned loading end is provided with white reflecting layer.White reflecting layer can be the white print layer that is printed on the substrate 1, also can be the white reflecting sheet that sticks on the substrate 1.
The module backlight of the utility model links together with framework respectively through the relative both sides with substrate, has substituted original backboard; Reduced and produced used material; Reduced cost, made back light module unit structure simple simultaneously, helped assembling and produce; And make module weight backlight lighter, heat dispersion is better.
First base board unit in the module backlight of the utility model can free splicing with disassemble, cooperate the substrate that forms different size with second base board unit, the 3rd base board unit, the substrate of production different size that thus can be very easy.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (10)
1. module backlight; Comprise framework, light-emitting component, light dispersion member and have one be used to carry the loading end of said light-emitting component substrate; It is characterized in that the relative both sides of said substrate link together with said framework respectively, hold and support said light-emitting component and light dispersion member.
2. module backlight as claimed in claim 1 is characterized in that, said substrate by at least one first base board unit and connect respectively said framework second base board unit, the 3rd base board unit is dismountable connects to form.
3. module backlight as claimed in claim 2 is characterized in that, the sidewall of the sidewall of said second base board unit, said the 3rd base board unit engages with a L-shaped said framework respectively and links together.
4. module backlight as claimed in claim 3 is characterized in that, said first base board unit is provided with:
Be used for first holding section that is connected with the first adjacent base board unit;
Be used for second holding section that first base board unit adjacent with another is connected;
Said second base board unit is provided with said first holding section, and said the 3rd base board unit is provided with said second holding section.
5. module backlight as claimed in claim 4; It is characterized in that; Match with said second holding section on the first adjacent base board unit in said first holding section on said first base board unit; In order to connect two said first base board units; Matching with said second holding section on the first adjacent base board unit in said first holding section on said second base board unit, matches with said first holding section on the first adjacent base board unit in said second holding section on said the 3rd base board unit.
6. module backlight as claimed in claim 5 is characterized in that, said first holding section is the convexity of pegging graft, and said second holding section is and the said protruding grafting groove that matches of pegging graft.
7. module backlight as claimed in claim 6; It is characterized in that; Said first base board unit is bar shaped; Said grafting on said first base board unit is protruding to be positioned on first side of said first base board unit, the said grafting groove on said first base board unit be positioned at said first base board unit with the said first side second side surface opposite on.
8. module backlight as claimed in claim 1 is characterized in that, said light-emitting component is the LED lamp.
9. module backlight as claimed in claim 1 is characterized in that, is provided with white reflecting layer in order to the loading end that carries said light-emitting component on the said substrate.
10. module backlight as claimed in claim 1 is characterized in that, said loading end is a plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204118517U CN202253221U (en) | 2011-10-25 | 2011-10-25 | Backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204118517U CN202253221U (en) | 2011-10-25 | 2011-10-25 | Backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202253221U true CN202253221U (en) | 2012-05-30 |
Family
ID=46114461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204118517U Expired - Lifetime CN202253221U (en) | 2011-10-25 | 2011-10-25 | Backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202253221U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251389A (en) * | 2013-06-27 | 2014-12-31 | 欧普照明股份有限公司 | Outdoor lamp |
| WO2015196497A1 (en) * | 2014-06-24 | 2015-12-30 | 深圳市华星光电技术有限公司 | Direct-lit backlight module and liquid crystal display device |
| CN108957859A (en) * | 2018-08-14 | 2018-12-07 | 惠州市华星光电技术有限公司 | Backlight module and liquid crystal display |
| CN110515240A (en) * | 2019-08-30 | 2019-11-29 | 厦门天马微电子有限公司 | A kind of backlight module, its production method and display device |
-
2011
- 2011-10-25 CN CN2011204118517U patent/CN202253221U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251389A (en) * | 2013-06-27 | 2014-12-31 | 欧普照明股份有限公司 | Outdoor lamp |
| WO2015196497A1 (en) * | 2014-06-24 | 2015-12-30 | 深圳市华星光电技术有限公司 | Direct-lit backlight module and liquid crystal display device |
| CN108957859A (en) * | 2018-08-14 | 2018-12-07 | 惠州市华星光电技术有限公司 | Backlight module and liquid crystal display |
| CN110515240A (en) * | 2019-08-30 | 2019-11-29 | 厦门天马微电子有限公司 | A kind of backlight module, its production method and display device |
| CN110515240B (en) * | 2019-08-30 | 2022-10-18 | 厦门天马微电子有限公司 | Backlight module, manufacturing method thereof and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |