CN202791672U - Backlight module with high light utilization efficiency - Google Patents
Backlight module with high light utilization efficiency Download PDFInfo
- Publication number
- CN202791672U CN202791672U CN2012204848285U CN201220484828U CN202791672U CN 202791672 U CN202791672 U CN 202791672U CN 2012204848285 U CN2012204848285 U CN 2012204848285U CN 201220484828 U CN201220484828 U CN 201220484828U CN 202791672 U CN202791672 U CN 202791672U
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- Prior art keywords
- light emitting
- backlight module
- light
- emitting diode
- utilization efficiency
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Abstract
The utility model relates to a backlight module, and particularly relates to a backlight module with high light utilization efficiency. The utility model provides the backlight module with high light utilization efficiency. The backlight module comprises a light guide plate, light emitting diodes and a reflector plate; the light emitting diodes are arranged on the reflector plate; a light guide slot is arranged on the light guide plate, and the light emitting diodes are arranged inside the light guide slot. The backlight module has the beneficial effects that the light emitting diodes are arranged inside the light guide slot; the light utilization efficiency of each light emitting diode is improved through the light guide slot, and a lamp shadow dark band is not easily formed between the adjacent light emitting diodes.
Description
Technical field
The utility model relates to backlight module, relates in particular to the high backlight module of a kind of light utilization efficiency.
Background technology
Backlight module is one of key part and component of panel of LCD.Function is well-off brightness and the light source that is evenly distributed, and makes normally show image of liquid crystal display.
Extremely shown in Figure 2 such as Fig. 1, be the LGP 1 of traditional backlight module and the installation diagram of light emitting diode 2, this backlight module comprises LGP 1, light emitting diode 2 and reflector plate 3, wherein, the light of this light emitting diode 2 is used for this LGP 1 of irradiation, the defective of traditional backlight module is that light utilization efficiency is lower, forms easily the lamp shadow blanking bar between the adjacent light emitting diode 2.
Summary of the invention
In order to solve the problems of the prior art, the utility model provides a kind of light utilization efficiency high backlight module.
The utility model provides a kind of light utilization efficiency high backlight module, comprise LGP, light emitting diode and reflector plate, described light emitting diode is arranged on the described reflector plate, and described LGP is provided with the leaded light groove, and described light emitting diode is arranged in the described leaded light groove.
As further improvement of the utility model, the shape of described leaded light groove is similar to the shape of described light emitting diode.
As further improvement of the utility model, described leaded light groove is rectangular channel.
As further improvement of the utility model, described light emitting diode has two at least, and described leaded light groove is corresponding one by one with described light emitting diode.
The beneficial effects of the utility model are: by such scheme, light emitting diode is arranged in the leaded light groove, improves the utilization rate of the light of light emitting diode by this leaded light groove, be not easy to form the lamp shadow blanking bar between the adjacent light emitting diode.
Description of drawings
Fig. 1 is the light emitting diode of traditional backlight module and the installation diagram of LGP;
Fig. 2 is the partial enlarged drawing A of Fig. 1;
Fig. 3 is the light emitting diode of the high backlight module of a kind of light utilization efficiency of the utility model and the installation diagram of LGP;
The partial enlarged drawing B of Fig. 4 Fig. 3;
Fig. 5 is the LGP of Fig. 4, the decomposition texture schematic diagram when light emitting diode is in decomposing state.
The specific embodiment
Below in conjunction with description of drawings and the specific embodiment the utility model is further specified.
Drawing reference numeral among Fig. 3 to Fig. 5 is: LGP 1; Leaded light groove 11; Light emitting diode 2; Reflector plate 3.
Extremely shown in Figure 5 such as Fig. 3, the backlight module that a kind of light utilization efficiency is high, comprise that LGP 1, light emitting diode 2(are LED) and reflector plate 3, described light emitting diode 2 is arranged on the described reflector plate 3, described LGP 1 is provided with leaded light groove 11, and described light emitting diode 2 is arranged in the described leaded light groove 11.
To shown in Figure 5, the shape of described leaded light groove 11 is similar to the shape of described light emitting diode 2 such as Fig. 3.
To shown in Figure 5, described leaded light groove 11 is rectangular channel such as Fig. 3.
To shown in Figure 5, described light emitting diode 2 has two at least such as Fig. 3, and described leaded light groove 11 is corresponding one by one with described light emitting diode 2, and what light emitting diodes 2 are namely arranged, then the corresponding leaded light groove 11 that equal number will be set.
The high backlight module of a kind of light utilization efficiency that the utility model provides is arranged on light emitting diode 2 in the leaded light groove 11, improves the utilization rate of the light of light emitting diode 2 by this leaded light groove 11, is not easy to form the lamp shadow blanking bar between the adjacent light emitting diode 2.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (3)
1. backlight module that light utilization efficiency is high, it is characterized in that: comprise LGP, light emitting diode and reflector plate, described light emitting diode is arranged on the described reflector plate, and described LGP is provided with the leaded light groove, and described light emitting diode is arranged in the described leaded light groove.
2. the high backlight module of described light utilization efficiency according to claim 1, it is characterized in that: described leaded light groove is rectangular channel.
3. the high backlight module of described light utilization efficiency according to claim 1, it is characterized in that: described light emitting diode has two at least, and described leaded light groove is corresponding one by one with described light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204848285U CN202791672U (en) | 2012-09-21 | 2012-09-21 | Backlight module with high light utilization efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204848285U CN202791672U (en) | 2012-09-21 | 2012-09-21 | Backlight module with high light utilization efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791672U true CN202791672U (en) | 2013-03-13 |
Family
ID=47818930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204848285U Expired - Fee Related CN202791672U (en) | 2012-09-21 | 2012-09-21 | Backlight module with high light utilization efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202791672U (en) |
-
2012
- 2012-09-21 CN CN2012204848285U patent/CN202791672U/en not_active Expired - Fee Related
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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: 20130313 Termination date: 20180921 |