CN208806899U - A kind of energy-efficient backlight of television mould group - Google Patents
A kind of energy-efficient backlight of television mould group Download PDFInfo
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- CN208806899U CN208806899U CN201821723669.3U CN201821723669U CN208806899U CN 208806899 U CN208806899 U CN 208806899U CN 201821723669 U CN201821723669 U CN 201821723669U CN 208806899 U CN208806899 U CN 208806899U
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- strip
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- lamp bar
- mould group
- guide plate
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Abstract
The utility model discloses a kind of energy-efficient backlight of television mould groups, it include: light guide plate, first strip, second strip and lamp bar, first strip and the second strip are separately positioned on light guide plate two sides of the bottom, the lamp bar is arranged between the first strip and the second strip, light emitting source is arranged at intervals in the lamp bar, the bottom surface of the light guide plate is provided with glue film, the glue film, lamp bar, light emitting source, light transmission glue is provided in the cavity that first strip and the second strip surround to be filled, the bottom of the lamp bar is provided with heat conduction copper sheet, limit plate is provided with below the heat conduction copper sheet, thermal vias is densely covered on the limit plate.By the above-mentioned means, energy-efficient backlight of television mould group described in the utility model, especially uses glue film and light transmission glue, the light that light emitting source issues is introduced directly into light guide plate, reduces loss, and carries out the quick conductive of lamp bar using heat conduction copper sheet, it is radiated by thermal vias, improving stability.
Description
Technical field
The utility model relates to technical field of television sets, more particularly to a kind of energy-efficient backlight of television mould group.
Background technique
In LCD TV field, backlight module is the critical component of LCD TV, passes through light by the light that backlight module generates
The processing for learning device, through the different liquid crystal pixel cells of conducting degree, human eye it is seen that TV image.
The backlight module of LED side-light type is at low cost, using than wide, but the light quilt that LED is issued from light guide plate side
Reflection or refraction, only part enter light guide plate, and utilization rate is low, so that the brightness of LCD TV is low, solution is to increase
Add the power of LED, so that energy consumption is high, and the quantity of heat production of circuit increases, it is also necessary to be in addition arranged fan be aerated heat dissipation or
The other cooling systems of person carry out active cooling, further increase energy consumption, are unfavorable for the energy conservation of household electrical appliances.
Utility model content
The utility model promotes light source mainly solving the technical problems that provide a kind of energy-efficient backlight of television mould group
Utilization rate and heat dissipation effect reduce energy consumption.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of energy-efficient TV
Machine backlight module, comprising: light guide plate, the first strip, the second strip and lamp bar, first strip and the second strip are respectively set
In light guide plate two sides of the bottom, the lamp bar is arranged between the first strip and the second strip, is arranged at intervals with hair in the lamp bar
Light source, the bottom surface of the light guide plate are provided with glue film, what the glue film, lamp bar, light emitting source, the first strip and the second strip surrounded
It is provided with light transmission glue in cavity to be filled, the bottom of the lamp bar is provided with heat conduction copper sheet, sets below the heat conduction copper sheet
It is equipped with limit plate, is densely covered with thermal vias on the limit plate.
In one preferred embodiment of the utility model, the back side of the light guide plate is provided with reflector or reflective membrane.
In one preferred embodiment of the utility model, the light emitting source is encapsulation LED.
In one preferred embodiment of the utility model, the lamp bar is bar shaped wiring board.
In one preferred embodiment of the utility model, it is respectively arranged on the inside of first strip and the second strip tiltedly
The upper surface of slope surface, the slope and lamp bar is respectively arranged with reflecting coating.
In one preferred embodiment of the utility model, the limit plate two sides respectively with the first strip and the second strip phase
Connection, the limit plate, the first strip and the second strip are integrated plastic construction.
In one preferred embodiment of the utility model, the light transmission glue is identical as the material of glue film.
In one preferred embodiment of the utility model, the top plate of first strip and the second strip is respectively set upwards
The limit flange extended vertically.
The beneficial effects of the utility model are: a kind of energy-efficient backlight of television mould group that the utility model is pointed out, especially
Using glue film and light transmission glue, the light that light emitting source issues is introduced directly into light guide plate, reduces loss, advantageously reduces light emitting source
Power and energy consumption, reduce the calorific value of lamp bar, and carry out the quick conductive of lamp bar using heat conduction copper sheet, avoid hot-spot,
It is radiated by thermal vias, reduce active heat removal system power or without using active heat removal system, is conducive to structure
Densification.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is a kind of structural schematic diagram of energy-efficient one preferred embodiment of backlight of television mould group of the utility model.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Referring to Fig. 1, the utility model embodiment includes:
A kind of energy-efficient backlight of television mould group, comprising: light guide plate 2, the first strip 12, the second strip 5 and lamp bar 7, institute
It states the first strip 12 and the second strip 5 is separately positioned on 2 two sides of the bottom of light guide plate, first strip 12 and the second strip 5
The limit flange 13 extended vertically upwards is respectively set in top plate, and limit flange 13 is stuck in 2 two sides of light guide plate, assembly convenience, structure
Stablize.
The lamp bar 7 is arranged between the first strip 12 and the second strip 5, sets on the inside of the first strip 12 and the second strip 5
It is equipped with card slot 14 corresponding with 7 edge of lamp bar, card slot 14 facilitates the sideslip assembly and positioning of lamp bar 7, avoids in use process
Shaking problem.
The lamp bar 7 is bar shaped wiring board, and light emitting source 8 is arranged at intervals in the lamp bar 7, and the light emitting source 8 is encapsulation
LED, low energy consumption, and brightness is high.The bottom surface of the light guide plate 2 is provided with glue film 1, and the glue film 1 of ultrathin transparent does not influence the biography of light
It passs.Be provided in the cavity that the glue film 1, lamp bar 7, light emitting source 8, the first strip 12 and the second strip 5 surround light transmission glue 11 into
Row filling, the light transmission glue 11 is identical as the material of glue film 1, the light that light emitting source 8 issues can be introduced directly into light guide plate 2, subtracted
Loss is lacked, has advantageously reduced the power and energy consumption of light emitting source 8, reduce the calorific value of lamp bar.
It is contacted in addition, glue film 1 avoids light guide plate 2 with the direct of light transmission glue 11, is conducive to the maintenance in later period, without carrying out
The removing of light transmission glue 11 and light guide plate 2, maintenance cost are low.
6 two sides of limit plate are connected with the first strip 12 and the second strip 5 respectively, the limit plate 6, the first strip
12 and second strip 5 be integrated plastic construction, sound construction.
The bottom of the lamp bar 7 is provided with heat conduction copper sheet 10, and the quick conductive of lamp bar 7 is carried out using heat conduction copper sheet 10, is kept away
Exempt from hot-spot, the lower section of the heat conduction copper sheet 10 is provided with limit plate 6, is densely covered with thermal vias 9 on the limit plate 6, leads to
The heat dissipation that thermal vias 9 carries out heat conduction copper sheet 10 is crossed, reduces active heat removal system power or without using active heat removal system.
The back side of the light guide plate 2 is provided with reflector 3 or reflective membrane, carries out the reflection of light, so that light is from leading
It projects in the front of tabula rasa 2, it is ensured that brightness.The inside of first strip 12 and the second strip 5 is respectively arranged with slope 4, institute
The upper surface for stating slope 4 and lamp bar 7 is respectively arranged with reflecting coating, carries out the reflection of light, so that light enters leaded light
Plate 2 promotes utilization rate.
In conclusion a kind of energy-efficient backlight of television mould group that the utility model is pointed out, the light utilization of light emitting source 8
Height, low energy consumption, and quantity of heat production is small, and passive good heat dissipation effect, and stability in use is high, greatly reduce operation and maintenance at
This.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of energy-efficient backlight of television mould group characterized by comprising light guide plate, the first strip, the second strip and lamp
Item, first strip and the second strip are separately positioned on light guide plate two sides of the bottom, and the lamp bar setting is in the first strip and the
Between two strips, light emitting source is arranged at intervals in the lamp bar, the bottom surface of the light guide plate is provided with glue film, the glue film, lamp
It is provided with light transmission glue in the cavity that item, light emitting source, the first strip and the second strip surround to be filled, the bottom of the lamp bar is set
It is equipped with heat conduction copper sheet, limit plate is provided with below the heat conduction copper sheet, is densely covered with thermal vias on the limit plate.
2. energy-efficient backlight of television mould group according to claim 1, which is characterized in that the back side of the light guide plate is arranged
There are reflector or reflective membrane.
3. energy-efficient backlight of television mould group according to claim 1, which is characterized in that the light emitting source is encapsulation LED.
4. energy-efficient backlight of television mould group according to claim 1, which is characterized in that the lamp bar is bar shaped route
Plate.
5. energy-efficient backlight of television mould group according to claim 1, which is characterized in that first strip and the second card
It is respectively arranged with slope on the inside of item, the upper surface of the slope and lamp bar is respectively arranged with reflecting coating.
6. energy-efficient backlight of television mould group according to claim 1, which is characterized in that the limit plate two sides respectively with
First strip and the second strip are connected, and the limit plate, the first strip and the second strip are integrated plastic construction.
7. energy-efficient backlight of television mould group according to claim 1, which is characterized in that the material of the light transmission glue and glue film
Matter is identical.
8. energy-efficient backlight of television mould group according to claim 1, which is characterized in that first strip and the second card
The limit flange extended vertically upwards is respectively set in the top plate of item.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821723669.3U CN208806899U (en) | 2018-10-24 | 2018-10-24 | A kind of energy-efficient backlight of television mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821723669.3U CN208806899U (en) | 2018-10-24 | 2018-10-24 | A kind of energy-efficient backlight of television mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208806899U true CN208806899U (en) | 2019-04-30 |
Family
ID=66239231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821723669.3U Active CN208806899U (en) | 2018-10-24 | 2018-10-24 | A kind of energy-efficient backlight of television mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208806899U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451255A (en) * | 2018-10-24 | 2019-03-08 | 江苏运鸿辉电子科技有限公司 | A kind of energy-efficient backlight of television mould group |
| CN110488537A (en) * | 2019-08-27 | 2019-11-22 | 深圳市泰坦士科技有限公司 | A kind of backlight module |
| CN114217473A (en) * | 2021-11-29 | 2022-03-22 | 惠州市瀚达美电子有限公司 | Direct type LED vehicle-mounted backlight module and display device |
-
2018
- 2018-10-24 CN CN201821723669.3U patent/CN208806899U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451255A (en) * | 2018-10-24 | 2019-03-08 | 江苏运鸿辉电子科技有限公司 | A kind of energy-efficient backlight of television mould group |
| CN109451255B (en) * | 2018-10-24 | 2024-04-16 | 江苏运鸿辉电子科技有限公司 | Energy-saving television backlight module |
| CN110488537A (en) * | 2019-08-27 | 2019-11-22 | 深圳市泰坦士科技有限公司 | A kind of backlight module |
| CN114217473A (en) * | 2021-11-29 | 2022-03-22 | 惠州市瀚达美电子有限公司 | Direct type LED vehicle-mounted backlight module and display device |
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