CN2615696Y - Lgiht conducting parts of light sources - Google Patents
Lgiht conducting parts of light sources Download PDFInfo
- Publication number
- CN2615696Y CN2615696Y CN 03202191 CN03202191U CN2615696Y CN 2615696 Y CN2615696 Y CN 2615696Y CN 03202191 CN03202191 CN 03202191 CN 03202191 U CN03202191 U CN 03202191U CN 2615696 Y CN2615696 Y CN 2615696Y
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- Prior art keywords
- light
- light source
- lines
- conducting member
- guide section
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Abstract
Disclosed is an illuminating source light conducting component, which comprises a backing, an illuminating source, and a covering body, wherein, the illuminating source is arranged on the top of the backing, and is configured to a wire illuminating source, the covering body is sleeved on the surrounding of the illuminating source, the covering body comprises a diffusing part, and two light conducting parts, wherein, the diffusing part is arranged on the opposite side of the backing and is parallel to the illuminating source, one side of the diffusing part near the illuminating source is called a diffusing surface which is provided with high and low surfaces, if arranged with lines the diffusing surface reflects part light of the illuminating source to the two light conducting parts, the two light conducting parts are arranged at the two corresponding sides of the illuminating source and is parallel to the illuminating source, the lateral margin of the light conducting part is separately arranged at the lateral margin of the diffusing part and the top side of the of the backing, the side away from the illuminating source on the light conducting part is called light conducting surface which is provided with lines, the lines on the diffusing part of the covering part blocks the light, which decreases the brightness of the light projecting surface near the illuminating source, and reflects part of the light to the light conducting part at the two sides, the lines at the light conducting part refracts and diffuses the light, which increases the brilliance and the uniformity of the integral light projecting surface.
Description
Technical field
The utility model relates to a kind of light conducting member of light source, relates in particular to a kind of linear light source effectively to be transmitted into area source, with the light conducting member of the light source that is applied to the sheet-type backlight module.
Background technology
Traditional kinescope display device, be subject to the characteristic demand of electron beam, make it bulky, and electronic product is towards the direction research and development of saving the space, the volume that wherein dwindles display device just has remarkable must the improvement, as LCD TV, can make the layout of narrow day by day living environment more easy, and for example notebook computer is compact, become very general carry-on instrument, also had the setting of electronic board, also because of the innovation of weight and volume, vision around making and advertisement more beautify with changeable, and these are all realized by the flattening of display device.And display device utilization backlight module improves the usability of light source.Under the prerequisite of display device volume flattening, need to use the characteristic of light, light is made effectively diffusion and leaded light, just can make the whole exiting surface of backlight module enough brightness all be arranged and all spend.
As everyone knows, the light conducting plate structure of the backlight module of prior art, as shown in Figure 1, comprise a light guide plate 5, one light source 6, one reflection subassembly 7 and a pedestal 8, the end face of this light guide plate 5 is an exiting surface 50, the bottom surface of light guide plate 5 is for advancing light face 51, this light source 6 is arranged at advancing below light face 51 mid points of light guide plate 5, this reflection subassembly 7 hides in the side of light guide plate 5, this pedestal 8 is camber, light guide plate 5 and light source 6 are arranged at the top of pedestal 8 simultaneously, and the light that light source 6 is sent penetrates from exiting surface 50, and prevents that the part of light beyond exiting surface 50 is lost, pedestal 8 surfaces are provided with reflection subassembly 80 simultaneously, as electroplating surface,, make the light of exiting surface 50 brighter to strengthen the reflecting effect of light.
Yet, the light conducting plate structure of above-mentioned prior art, because the light of exiting surface concentrates on the into light source scope of light face mid point below, it is bright excessively to make exiting surface present zone line, more then gradually dark away from the dual-side of light source, cause light even inadequately,, make the thickness of light conducting plate structure and volume strengthen many again because pedestal is camber.
In summary, the light conducting plate structure of described prior art on reality is used, obviously exists inconvenience and defective, so be necessary to be improved.
Summary of the invention
At above-mentioned defective, fundamental purpose of the present utility model is to provide a kind of light conducting member of light source, makes the light luminance abundance of the exiting surface on the light conducting member, and luminosity is average, and briliancy is good.
To achieve these goals, the utility model provides a kind of light conducting member of light source, comprise a pedestal, one light source and a cover body, wherein this light source is located at this base top surface, and be configured to linear light source, this cover body is sheathed on around this light source, cover body has a diffusion part and two light guide sections, the pedestal that this diffusion part is located at this light source is tossed about and is parallel to this light source, diffusion part is a diffusingsurface near the one side of this light source, this diffusingsurface has the part light of height surface and reflection source to this two light guide section, this two light guide section is located at two respective side of this light source and is parallel to this light source, the light guide section lateral margin lays respectively at this diffusion part lateral margin and this base top surface, and light guide section is a light guiding surface away from the one side of this light source, and this light guiding surface has lines.
The height surface of the diffusingsurface of the diffusion part of this cover body, as has a lines setting, produce the effect of resistance light, exiting surface brightness near light source is reduced, with the light guide section of light portion reflection, increase exiting surface brightness simultaneously away from light source to two sides, and the lines setting of the light guiding surface of light guide section, produce ray refraction and diffusion, improve all degree and the briliancy of whole exiting surface.
To achieve these goals, the utility model provides a kind of light conducting member of light source, wherein, comprising: a pedestal; One light source, it is located at this base top surface, and is configured to linear light source; An and cover body, it is sheathed on around this light source, this cover body has a diffusion part and two light guide sections, the pedestal that this diffusion part is located at this light source is tossed about and is parallel to this light source, diffusion part is a diffusingsurface near the one side of this light source, this diffusingsurface has the part light of height surface and reflection source to this two light guide section, this two light guide section is located at two respective side of this light source and is parallel to this light source, this light guide section lateral margin lays respectively at this diffusion part lateral margin and this base top surface, light guide section is a light guiding surface away from the one side of this light source, and this light guiding surface has lines.
The light conducting member of described light source, wherein, the lines of the light guiding surface of this light guide section is net distribution, respectively parallel and vertical this linear light source.
The light conducting member of described light source, wherein, this light guide section is provided with the groove that runs through near this diffusion part edge, and the light of this linear light source passes this groove.
The light conducting member of described light source, wherein, the diffusion part offside of this linear light source, between linear light source and base top surface, be provided with a reflecting part, these reflecting part two lateral margins lay respectively at above-mentioned two light guide section lateral margins, reflecting part is a reflecting surface near the one side of this linear light source, and this reflecting surface has lines.
The light conducting member of described light source, wherein, parallel this linear light source of the distribution of the lines of the reflecting surface of this reflecting part.
The light conducting member of described light source, wherein, vertical this linear light source of the distribution of the lines of the reflecting surface of this reflecting part.
The light conducting member of described light source, wherein, the lines of the reflecting surface of this reflecting part is net distribution, respectively parallel and vertical this linear light source.
The light conducting member of described light source, wherein, the height surface of the diffusingsurface of this diffusion part is the cambered surface setting.
The light conducting member of described light source, wherein, the height surface of the diffusingsurface of this diffusion part is the inclined-plane setting.
The light conducting member of described light source, wherein, this base top surface is provided with reflection subassembly.
Brief Description Of Drawings
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by detailed description to preferred embodiment of the present utility model.
In the accompanying drawing,
Fig. 1 is the diagrammatic cross-section of prior art light conducting plate structure;
Fig. 2 is the three-dimensional combination figure of the light conducting member of the utility model light source;
Fig. 3 is the diagrammatic cross-section of the light conducting member of the utility model light source;
Fig. 4 is the enlarged drawing of the A part of Fig. 3;
Fig. 5 is the diagrammatic cross-section of another embodiment of light conducting member of the utility model light source;
Fig. 6 is the amplification view that the light guide section of cover body of the light conducting member of the utility model light source is provided with groove;
Fig. 7 is the amplification view that the diffusion part of cover body of the light conducting member of the utility model light source is cambered surface;
Fig. 8 is the amplification view that the diffusion part of cover body of the light conducting member of the utility model light source is the inclined-plane;
Fig. 9 is that the diffusion part of cover body of the light conducting member of the utility model light source is made the schematic perspective view that combination is provided with.
Embodiment
Hereinafter, will describe the utility model in detail.
To shown in Figure 5, the utility model provides a kind of light conducting member of light source, comprises a pedestal 1, one light source 2 and a cover body 3 as Fig. 2, wherein:
This pedestal 1 end face, be positioned at this cover body 3 and be provided with a diffuser plate 4, it is the exiting surface of light, this diffusion part 30 of the light directive of this linear light source 2, the a part of diffusion part 30 that directly penetrates is to this exiting surface, some is subjected to the reflection of the lines 33 of diffusingsurface, form the effect of resistance light, the light of direct ejaculation diffusion part 30 is weakened, and the light that is obstructed reflexes to light guide section 31, lines 34 through light guide section 31 is reflected and diffusion, the inwardly pedestal 1 end face transmission of concavity, and be subjected to reflection subassembly 10 to reflex to exiting surface, make brightness increase away from the scope of light source 2, and reduce with luminance difference near the scope of light source 2, thereby improve all degree of whole exiting surface, and make briliancy better.
As shown in Figure 3, diffusion part 30 correspondences of this linear light source 2, between linear light source 2 and pedestal 1 end face, further be provided with a reflecting part 32, these reflecting part 32 2 lateral margins lay respectively at above-mentioned two light guide sections, 31 lateral margins, reflecting part 32 is a reflecting surface near the one side of this linear light source 2, this reflecting surface has lines 35, this lines 35 is V-shaped, and the distribution of lines 35 can parallel this linear light source 2, or vertical this linear light source 2, or be net distribution, promptly distinguish parallel and vertical this linear light source 2, the light of these these reflecting part 32 directions of linear light source 2 directives is by the lines 35 of this reflecting surface, reflection is to this light guide section 31, to make full use of light.
As shown in Figure 6, this light guide section 31 is provided with the groove 36 that runs through near these diffusion part 30 edges, and the light of this linear light source 2 passes this groove 36, so directly passes groove 36 by light, makes the easier zone that is passed to away from light source 2 of light.
As shown in Figure 7, the height surface of the diffusion part 30 of this cover body 3 is the cambered surface setting, part light is reflected the light guide section 31 to two sides.
As shown in Figure 8, the height surface of the diffusion part 30 of this cover body 3 is the inclined-plane setting, part light is reflected the light guide section 31 to two sides.
As shown in Figure 9, the diffusion part 30 of this cover body 3 and light guide section 31 combine with array mode.This shows that the diffusion part 30 of cover body 3, light guide section 31 can be one-body molded with reflecting part 32, or recombinant after the moulding separately, so that the device of light source 2.
Be with, by the light conducting member of light source of the present utility model, have characteristics described as follows:
The height surface of the diffusingsurface of the diffusion part of this cover body is provided with, as the lines setting, produce the effect of resistance light, exiting surface brightness near light source is reduced, simultaneously with the light guide section of light reflection to two sides, increase is away from the exiting surface brightness of light source, and the setting of the lines of the light guiding surface of light guide section, produce ray refraction and diffusion, improve all degree and the briliancy of whole exiting surface, the groove of light guide section also can make the more direct scope that is passed to away from light source of light, in addition, the lines setting of reflecting surface makes the light reflection to light guide section, increases the usability of light; And the setting of the lines of cover body, light source is able to obtain near exiting surface all to spend the raising with briliancy, also makes the more flattening of whole diffusion light-guiding structure.
Be understandable that; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection domain of the utility model accompanying Claim.
Claims (10)
1, a kind of light conducting member of light source is characterized in that, comprising:
One pedestal;
One light source, it is located at this base top surface, and is configured to linear light source; And
One cover body, it is sheathed on around this light source, this cover body has a diffusion part and two light guide sections, the pedestal that this diffusion part is located at this light source is tossed about and is parallel to this light source, diffusion part is a diffusingsurface near the one side of this light source, this diffusingsurface has the part light of height surface and reflection source to this two light guide section, this two light guide section is located at two respective side of this light source and is parallel to this light source, this light guide section lateral margin lays respectively at this diffusion part lateral margin and this base top surface, light guide section is a light guiding surface away from the one side of this light source, and this light guiding surface has lines.
2, the light conducting member of light source according to claim 1 is characterized in that, the lines of the light guiding surface of this light guide section is net distribution, respectively parallel and vertical this linear light source.
3, the light conducting member of light source according to claim 1 is characterized in that, this light guide section is provided with the groove that runs through near this diffusion part edge, and the light of this linear light source passes this groove.
4, the light conducting member of light source according to claim 1, it is characterized in that, the diffusion part offside of this linear light source, between linear light source and base top surface, be provided with a reflecting part, these reflecting part two lateral margins lay respectively at above-mentioned two light guide section lateral margins, reflecting part is a reflecting surface near the one side of this linear light source, and this reflecting surface has lines.
5, the light conducting member of light source according to claim 4 is characterized in that, parallel this linear light source of the distribution of the lines of the reflecting surface of this reflecting part.
6, the light conducting member of light source according to claim 4 is characterized in that, vertical this linear light source of the distribution of the lines of the reflecting surface of this reflecting part.
7, the light conducting member of light source according to claim 4 is characterized in that, the lines of the reflecting surface of this reflecting part is net distribution, respectively parallel and vertical this linear light source.
8, the light conducting member of light source according to claim 1 is characterized in that, the height surface of the diffusingsurface of this diffusion part is the cambered surface setting.
9, the light conducting member of light source according to claim 1 is characterized in that, the height surface of the diffusingsurface of this diffusion part is the inclined-plane setting.
10, the light conducting member of light source according to claim 1 is characterized in that, this base top surface is provided with reflection subassembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03202191 CN2615696Y (en) | 2003-01-20 | 2003-01-20 | Lgiht conducting parts of light sources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03202191 CN2615696Y (en) | 2003-01-20 | 2003-01-20 | Lgiht conducting parts of light sources |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2615696Y true CN2615696Y (en) | 2004-05-12 |
Family
ID=34241159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03202191 Expired - Fee Related CN2615696Y (en) | 2003-01-20 | 2003-01-20 | Lgiht conducting parts of light sources |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2615696Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252059A (en) * | 2013-06-27 | 2014-12-31 | 北京京东方光电科技有限公司 | Liquid crystal display module and display device |
-
2003
- 2003-01-20 CN CN 03202191 patent/CN2615696Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104252059A (en) * | 2013-06-27 | 2014-12-31 | 北京京东方光电科技有限公司 | Liquid crystal display module and display device |
| US9946113B2 (en) | 2013-06-27 | 2018-04-17 | Boe Technology Group Co., Ltd. | Liquid crystal display module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |