CN204420712U - The cell phone back light source taking structure is mixed in a kind of LED look district - Google Patents
The cell phone back light source taking structure is mixed in a kind of LED look district Download PDFInfo
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- CN204420712U CN204420712U CN201420426093.XU CN201420426093U CN204420712U CN 204420712 U CN204420712 U CN 204420712U CN 201420426093 U CN201420426093 U CN 201420426093U CN 204420712 U CN204420712 U CN 204420712U
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- led
- light source
- guide plate
- fpc
- light guide
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Abstract
The utility model relates to a kind of LED look district and mixes the cell phone back light source taking structure.LED needed for existing mobile phone backlight product is single color lump, and there is the defects such as half-light, oblique, the floating lamp of lamp, FPC breakage, coordinate drift band is comparatively large, have impact on production and the use of mobile phone.Light guide plate is fixed in plastic cement glue shell by positive and negative buckle, reflective membrane parts are pasted with at the back side of light guide plate, FPC double faced adhesive tape is pasted with in the front end, front of light guide plate, FPC is arranged in the corresponding deep gouge of plastic cement glue shell, set gradually diffusion barrier, bright enhancement film B, bright enhancement film A and shading black white double faced adhesive tape from bottom to up in the front face surface of light guide plate, FPC is connected external power source with LED light source by metal PIN; LED light source is made up of several LED lamp pearl, and LED lamp bead is multiple color, and one or two coordinate of being separated by adopts jumping mode to stagger collocation.The utility model can reduce the coordinate range of LED, improves consistency of colour further, is beneficial to popularization.
Description
Technical field
The utility model relates to photoelectric field, is specifically related to a kind of LED look district and mixes the cell phone back light source taking structure.
Background technology
For a long time, the LED needed for mobile phone backlight product is single color lump, there is the defects such as half-light, oblique, the floating lamp of lamp, FPC breakage, simultaneously also comparatively large for coordinate drift band, have impact on the result of use of mobile phone.
Summary of the invention
The purpose of this utility model is to provide a kind of LED look district to mix the cell phone back light source taking structure, can reduce the coordinate range of LED, improve consistency of colour further.
The utility model is made up of LED light source, FPC, plastic cement glue shell, light guide plate, shading black white double faced adhesive tape, bright enhancement film A, bright enhancement film B, diffusion barrier, reflective membrane parts and FPC double faced adhesive tape.Light guide plate is fixed in plastic cement glue shell by positive and negative buckle, and the back side of light guide plate arranges site and at head design broached-tooth design can be evenly distributed with light as far as possible; Be pasted with reflective membrane parts at the back side of light guide plate, be pasted with FPC double faced adhesive tape in the front end, front of light guide plate, FPC is arranged in the corresponding deep gouge of plastic cement glue shell, and LED light source light-emitting window is near the sawtooth end of light guide plate; Diffusion barrier, bright enhancement film B, bright enhancement film A and shading black white double faced adhesive tape is set gradually from bottom to up in the front face surface of light guide plate, the middle part of shading black white double faced adhesive tape is windowed for determining viewing area, the black and white colloid of periphery is used for shading and fixes other part, the fine flour of shading black white double faced adhesive tape down, with enable as far as possible unnecessary light reflection is gone back again by reflecting film reflects to viewing area, to improve the Integral back intensity of light source; FPC is connected external power source with LED light source (4) by metal PIN.
Described LED light source is made up of several LED lamp pearl, and LED lamp bead is multiple color, and one or two coordinate of being separated by adopts jumping mode to stagger collocation.
The viewing area of described backlight is 4 cun or more, and circuit board is FPC and FPC, and thickness is 0.08-0.3mm.
The utility model has the advantage of the coordinate range that can reduce LED, improve consistency of colour further, easy to assembly, be beneficial to popularization.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is each exploded state schematic diagram of the utility model;
Fig. 3 is FPC of the present utility model and LED light source structural representation.
In figure, 1 is plastic cement glue shell, and 2 is light guide plates, and 3 is flexible circuit boards, and 4 is LED light sources, 5 is red LED lamp pearls, and 6 is shading black white double faced adhesive tapes, and 7 is bright enhancement film A, and 8 is bright enhancement film B, 9 is diffusion barriers, and 10 is reflective membrane parts, and 11 is FPC double faced adhesive tapes, and 12 is green LED lamp pearls.
Detailed description of the invention
The utility model is described in further details with most preferred embodiment below in conjunction with accompanying drawing:
The utility model is by LED light source (4), FPC (3), plastic cement glue shell (1), light guide plate (2), shading black white double faced adhesive tape (6), bright enhancement film A(7), bright enhancement film B(8), diffusion barrier (9), reflective membrane parts (10) and FPC double faced adhesive tape (11) form.Light guide plate (2) is fixed in plastic cement glue shell (1) by positive and negative buckle, and the back side of light guide plate (2) arranges site and at head design broached-tooth design can be evenly distributed with light as far as possible; Reflective membrane parts (10) are pasted with at the back side of light guide plate (2), FPC double faced adhesive tape (11) is pasted with in the front end, front of light guide plate (2), FPC (3) is arranged in the corresponding deep gouge of plastic cement glue shell (1), and LED light source (4) light-emitting window is near the sawtooth end of light guide plate (2); Set gradually diffusion barrier (9), bright enhancement film B(8 from bottom to up in the front face surface of light guide plate (2)), bright enhancement film A(7) and shading black white double faced adhesive tape (6), the middle part of shading black white double faced adhesive tape (6) is windowed for determining viewing area, the black and white colloid of periphery is used for shading and fixes other part, the fine flour of shading black white double faced adhesive tape (6) down, with enable as far as possible unnecessary light reflection is gone back again by reflecting film reflects to viewing area, to improve the Integral back intensity of light source; FPC (3) is connected external power source with LED light source (4) by metal PIN.
Described LED light source (4) is made up of several LED lamp pearl, and LED lamp bead is red LED lamp pearl (5) and green LED lamp pearl (12) two kinds of colors, and one or two coordinate of being separated by adopts jumping mode to stagger collocation.
The viewing area of described backlight is 4 cun or more, and circuit board is FPC (3) i.e. FPC, and thickness is 0.08-0.3mm.
Claims (3)
1. the cell phone back light source taking structure is mixed in a ZhongLEDSe district, it is characterized in that it is by LED light source (4), FPC (3), plastic cement glue shell (1), light guide plate (2), shading black white double faced adhesive tape (6), bright enhancement film A(7), bright enhancement film B(8), diffusion barrier (9), reflective membrane parts (10) and FPC double faced adhesive tape (11) form, light guide plate (2) is fixed in plastic cement glue shell (1) by positive and negative buckle, and the back side of light guide plate (2) arranges site and at head design broached-tooth design can be evenly distributed with light as far as possible; Reflective membrane parts (10) are pasted with at the back side of light guide plate (2), FPC double faced adhesive tape (11) is pasted with in the front end, front of light guide plate (2), FPC (3) is arranged in the corresponding deep gouge of plastic cement glue shell (1), and LED light source (4) light-emitting window is near the sawtooth end of light guide plate (2); Set gradually diffusion barrier (9), bright enhancement film B(8 from bottom to up in the front face surface of light guide plate (2)), bright enhancement film A(7) and shading black white double faced adhesive tape (6), the middle part of shading black white double faced adhesive tape (6) is windowed for determining viewing area, the black and white colloid of periphery is used for shading and fixes other part, the fine flour of shading black white double faced adhesive tape (6) down, with enable as far as possible unnecessary light reflection is gone back again by reflecting film reflects to viewing area, to improve the Integral back intensity of light source; FPC (3) is connected external power source with LED light source (4) by metal PIN; LED light source (4) is made up of several LED lamp pearl, and LED lamp bead is multiple color, and one or two coordinate of being separated by adopts jumping mode to stagger collocation.
2. the cell phone back light source taking structure is mixed in a kind of LED look district as claimed in claim 1, it is characterized in that the viewing area of described backlight is 4 cun or more.
3. the cell phone back light source taking structure is mixed in a kind of LED look district as claimed in claim 1, it is characterized in that described FPC (3) thickness is 0.08-0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426093.XU CN204420712U (en) | 2014-07-31 | 2014-07-31 | The cell phone back light source taking structure is mixed in a kind of LED look district |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426093.XU CN204420712U (en) | 2014-07-31 | 2014-07-31 | The cell phone back light source taking structure is mixed in a kind of LED look district |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204420712U true CN204420712U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420426093.XU Active CN204420712U (en) | 2014-07-31 | 2014-07-31 | The cell phone back light source taking structure is mixed in a kind of LED look district |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204420712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108319072A (en) * | 2017-12-26 | 2018-07-24 | 江西合力泰科技有限公司 | A kind of FPC board manufacturing methods and backlight module for backlight module |
| WO2023226607A1 (en) * | 2022-05-24 | 2023-11-30 | 深圳市雏鹰视界健康科技有限公司 | Intelligent biological vision-care device for eyes and eye training method |
-
2014
- 2014-07-31 CN CN201420426093.XU patent/CN204420712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108319072A (en) * | 2017-12-26 | 2018-07-24 | 江西合力泰科技有限公司 | A kind of FPC board manufacturing methods and backlight module for backlight module |
| WO2023226607A1 (en) * | 2022-05-24 | 2023-11-30 | 深圳市雏鹰视界健康科技有限公司 | Intelligent biological vision-care device for eyes and eye training method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |