CN220121019U - Surface luminous light guide device - Google Patents
Surface luminous light guide device Download PDFInfo
- Publication number
- CN220121019U CN220121019U CN202321032244.9U CN202321032244U CN220121019U CN 220121019 U CN220121019 U CN 220121019U CN 202321032244 U CN202321032244 U CN 202321032244U CN 220121019 U CN220121019 U CN 220121019U
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- Prior art keywords
- light guide
- light
- optical fiber
- led lamp
- emitting
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- 239000013307 optical fiber Substances 0.000 claims abstract description 44
- 239000000835 fiber Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 4
- 238000002834 transmittance Methods 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 230000000007 visual effect Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 230000004313 glare Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model relates to the technical field of light efficiency, in particular to a surface-luminous light guide device which comprises an LED lamp, an FPC board, a conduit optical fiber and a light guide bracket, wherein a groove is formed in the light guide bracket, the conduit optical fiber, the FPC board and the LED lamp are all arranged in the groove, the FPC board is electrically connected with the LED lamp, the head end and the tail end of the conduit optical fiber are both connected with the LED lamp, the surface of the conduit optical fiber is provided with a lattice point microstructure, the light guide bracket is provided with a light emitting area, and the light emitting area is correspondingly arranged with the lattice point microstructure. The light guide device is simple in structure and high in practicability, the lattice point microstructures are arranged on the surface of the guide pipe optical fiber, the light guide effect is achieved through the surface of the guide pipe optical fiber, the head end and the tail end of the guide pipe optical fiber are connected with the LED lamp, the occupied area of the guide pipe optical fiber and the occupied area of the LED lamp are saved, and the light guide device is suitable for being applied to 3C products.
Description
Technical Field
The utility model relates to the technical field of light efficiency, in particular to a light guide device with a luminous surface.
Background
In recent years, 3C products have been newly developed with the development of the electronic industry, such as computers, tablet computers, mobile phones, or digital audio players.
The existing application technology of the conduit optical fiber on the market mainly uses the optical signal transmission from end point to end point, and meanwhile, the volume of the 3C product is generally not large, so that the 3C product is relatively tense in structural space, and the light guiding effect is designed without excessive space, so that most 3C products are not designed with the light guiding effect, and the use effect is poor.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide the light guide device with the surface luminous function, which is simple in structure and high in practicability.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a luminous light guide device in surface, includes LED lamp, FPC board, pipe optic fibre and light guide support, set up flutedly in the light guide support, pipe optic fibre, FPC board and LED lamp all set up in the recess, the FPC board is connected with the LED lamp electricity, the head and the tail both ends of pipe optic fibre all are connected with the LED lamp, the surface of pipe optic fibre is equipped with the site microstructure, the light guide support is equipped with out the light region, it corresponds the setting with the site microstructure to go out the light region.
Further, the number of the light emergent areas and the number of the lattice point microstructures are multiple, the adjacent light emergent areas are arranged at intervals, the adjacent lattice point microstructures are arranged at intervals, and the light emergent areas and the lattice point microstructures are arranged in one-to-one correspondence.
Further, the lattice point microstructure comprises a plurality of bulges arranged at intervals, the bulges are arranged on the surface of the catheter optical fiber, and a concave part is formed between every two adjacent bulges.
Further, the light guide bracket further comprises a shading area, two ends of the light emitting area are connected with the shading area, and the shading area and the light emitting area are arranged on the periphery of the light guide bracket.
Further, the light guide device comprises a cover plate, wherein the cover plate is connected with the light guide bracket and is used for covering the groove.
Furthermore, the catheter optical fiber is made of PMMA transparent material.
Further, the transmittance of the catheter fiber is 90-94%.
Furthermore, the light emergent area adopts a semi-transparent fog surface material.
The utility model has the beneficial effects that: the light guide device with the luminous surface provided by the utility model has the advantages of simple structure and strong practicability. The mesh point microstructure is arranged on the surface of the conduit optical fiber, the light guide effect is achieved through the surface of the conduit optical fiber, the light emitting area and the different layouts of the mesh point microstructure enable the light guide bracket to achieve the visual effect of light emission of the designated area, meanwhile, the head end and the tail end of the conduit optical fiber are connected with the LED lamp, the light flux of the conduit optical fiber is improved, the occupied area of the conduit optical fiber and the LED lamp is saved, the light guide bracket is suitable for being applied to 3C products, and the use effect is good.
Drawings
FIG. 1 is a partial cross-sectional view of the present utility model;
fig. 2 is a side view of the present utility model.
The reference numerals include:
1. an LED lamp; 2. an FPC board; 3. a catheter fiber; 31. dot microstructure; 311. a slot hole; 4. a light guide bracket; 41. a groove; 42. a light-emitting region; a 43 light shielding region; 5. and a cover plate.
Detailed Description
The present utility model will be further described with reference to examples and drawings, which are not intended to be limiting, for the understanding of those skilled in the art.
As shown in fig. 1-2, a surface-emitting light guide device comprises an LED lamp 1, an FPC board 2, a conduit optical fiber 3 and a light guide bracket 4, wherein a groove 41 is formed in the light guide bracket 4, the conduit optical fiber 3, the FPC board 2 and the LED lamp 1 are all arranged in the groove 41, the conduit optical fiber 3 is enclosed into a ring shape along the axial direction, the head end and the tail end of the conduit optical fiber 3 are connected with the LED lamp 1, the FPC board 2 is electrically connected with the LED lamp 1, the FPC board 2 is used for controlling the on-off and the light-emitting color of the LED lamp 1, the surface of the conduit optical fiber 3 is provided with a dot microstructure 31, the dot microstructure 31 is used for converting a point light source on the surface of the conduit optical fiber 3 into a surface light source and guiding the light to the light guide bracket 4, the light guide bracket 4 is provided with a light-emitting area 42, and the light emitting area 42 is correspondingly arranged with the dot microstructure 31.
The light guide device with the luminous surface provided by the utility model has the advantages of simple structure and strong practicability. When the LED lamp 1 is in use, light rays are emitted into the head end and the tail end of the guide tube optical fiber 3 in the air at a certain incident angle, the light rays are reflected in the guide tube optical fiber 3, and when the light rays are reflected to the dot microstructure 31, the dot microstructure 31 converts the point light source on the surface of the guide tube optical fiber 3 into a surface light source and guides the light rays to the light guide bracket 4, and then the light rays are transmitted to the outside through the light emergent region 42 of the light guide bracket 4. The lattice point microstructures 31 are arranged on the surface of the conduit optical fiber 3, so that the light guiding effect is realized through the surface of the conduit optical fiber 3, and the light emitting areas 42 are distributed differently, so that the light guiding support 4 achieves the visual effect of light emitting in the appointed area, and the use effect is good. Meanwhile, the head end and the tail end of the conduit optical fiber 3 are connected with the LED lamp 1, so that the luminous flux of the conduit optical fiber 3 is improved, the occupied area of the conduit optical fiber 3 and the LED lamp 1 is saved, and the conduit optical fiber is suitable for being applied to 3C products, and the light guide effect is realized. And the LED lamp 1 can select different light-emitting colors after being lightened according to actual technical requirements, and can present the visual effect of colorful lighting effect.
In this embodiment, the notch of the groove 41 is forward, the rear end of the LED lamp 1 is electrically connected with the FPC board 2, and the lower end of the LED lamp 1 is connected with the front end and the rear end of the catheter fiber 3. The LED lamp 1 can select White or RGB three colors, different light-emitting colors can be selected after the FPC board controls the LED lamp 1 to be lightened according to actual technical requirements, and a changeable color visual effect can be displayed.
Further, the number of the light emitting areas 42 is multiple, the number of the lattice point microstructures 31 is multiple, the adjacent light emitting areas 42 are arranged on the surface of the light guide bracket 4 at intervals, the adjacent lattice point microstructures 31 are arranged on the outer wall of the catheter optical fiber 3 at intervals, the light emitting areas 42 and the lattice point microstructures 31 are arranged in one-to-one correspondence, so that light is conveniently transmitted to the outside through the light emitting areas 42 at different positions, and the visual effect of light emission of the appointed area of the light guide bracket 4 is achieved.
Further, the dot microstructure 31 includes a plurality of protrusions 311 disposed at intervals, the plurality of protrusions 311 are disposed on the surface of the catheter fiber 3, and a recess is formed between adjacent protrusions 311. The protrusion 311 is formed by protruding the surface of the conduit optical fiber 3 outwards, the recess is formed by recessing the surface of the conduit optical fiber 3 inwards, the dot microstructure 31 forms a surface rugged structure, the dot microstructure 31 increases the area where light can be reflected, increases the contact area between the conduit optical fiber 3 and the light emergent region, and facilitates the conversion of the point light source on the surface of the conduit optical fiber 3 into a surface light source, so that light is scattered to the light guide bracket 4 through the protrusion 311 and transmitted to the outside through the light emergent region 42 in the internal reflection process of the conduit optical fiber 3.
In this embodiment, the process of forming the dot microstructure 31 on the catheter fiber 3 is relatively simple, and a hot pressing manner is adopted for the surface of the catheter fiber 3, so that a plurality of protrusions 311 protruding outwards are formed on the surface of the catheter fiber 3. The catheter fiber 3 forms a thermo-compression optical texture microstructure on the surface, i.e. forms a lattice point microstructure 31 of the present embodiment.
Further, the light guide support 4 further includes a light shielding region 43, two ends of the light emitting region 42 are connected with the light shielding region 43, the light shielding region 43 and the light emitting region 42 are both disposed on the periphery of the light guide support 4, the light shielding region 43 is used for shielding light rays of a region where the dot microstructure 31 is not disposed on the conduit optical fiber 3, so that the light rays are conveniently limited to be transmitted in the light emitting region 42, the light guide support 4 achieves a visual effect of presenting light emission of a designated region, and meanwhile, the light emitting region 42 is bright and dark with the light shielding region 43, so that the light rays transmitted by the light emitting region 42 are brighter.
Further, the light guide device comprises a cover plate 5, the cover plate 5 is connected with the light guide support 4, the cover plate 5 is located at the front end of the groove 41, the cover plate 5 is used for covering the notch of the groove 41, and light exposure of the guide tube optical fiber 3 is avoided, so that the using effect is affected.
Further, the material of the catheter optical fiber 3 is PMMA transparent material. The PMMA transparent material has the advantages of high transparency, low price, simple manufacturing process, easiness in machining and the like.
Furthermore, the transmittance of the conduit optical fiber 3 is 90-94%, so that light guiding, light scattering, light condensation and the like can be realized to achieve the optical effect of uniform surface. In this embodiment, the transmittance of the catheter fiber 3 is 92%.
Further, the light emitting area 42 is made of semi-transparent atomized surface material. Specifically, the light-emitting area 42 is made of semi-transparent atomized surface material, so that the optical light-emitting principle is scientifically and reasonably applied, the low glare design is achieved, and the light-emitting is uniform, soft and free of glare.
The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.
Claims (8)
1. The utility model provides a light guide device of surface luminous which characterized in that: including LED lamp (1), FPC board (2), pipe optic fibre (3) and light guide support (4), set up flutedly (41) in light guide support (4), pipe optic fibre (3), FPC board (2) and LED lamp (1) all set up in recess (41), FPC board (2) are connected with LED lamp (1) electricity, the head and the tail both ends of pipe optic fibre (3) all are connected with LED lamp (1), the surface of pipe optic fibre (3) is equipped with site microstructure (31), light guide support (4) are equipped with out light region (42), it corresponds setting with site microstructure (31) to go out light region (42).
2. A surface-emitting light guide as set forth in claim 1, wherein: the number of the light emergent areas (42) and the number of the lattice point microstructures (31) are multiple, the adjacent light emergent areas (42) are arranged at intervals, the adjacent lattice point microstructures (31) are arranged at intervals, and the light emergent areas (42) are arranged in one-to-one correspondence with the lattice point microstructures (31).
3. A surface-emitting light guide as set forth in claim 1, wherein: the lattice point microstructure (31) comprises a plurality of bulges (311) which are arranged at intervals, the bulges (311) are arranged on the surface of the catheter optical fiber (3), and concave parts are formed between the adjacent bulges (311).
4. A surface-emitting light guide as set forth in claim 1, wherein: the light guide support (4) further comprises a shading area (43), two ends of the light emitting area (42) are connected with the shading area (43), and the shading area (43) and the light emitting area (42) are arranged on the periphery of the light guide support (4).
5. A surface-emitting light guide as set forth in claim 1, wherein: the light guide device comprises a cover plate (5), wherein the cover plate (5) is connected with the light guide bracket (4), and the cover plate (5) is used for covering the groove (41).
6. A surface-emitting light guide as set forth in claim 1, wherein: the catheter optical fiber (3) is made of PMMA transparent material.
7. A surface-emitting light guide as set forth in claim 1, wherein: the light transmittance of the conduit optical fiber (3) is 90-94%.
8. A surface-emitting light guide as set forth in claim 1, wherein: the light emergent region (42) is made of semi-transparent fog face materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321032244.9U CN220121019U (en) | 2023-04-28 | 2023-04-28 | Surface luminous light guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321032244.9U CN220121019U (en) | 2023-04-28 | 2023-04-28 | Surface luminous light guide device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220121019U true CN220121019U (en) | 2023-12-01 |
Family
ID=88913013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321032244.9U Active CN220121019U (en) | 2023-04-28 | 2023-04-28 | Surface luminous light guide device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220121019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117826313A (en) * | 2024-02-21 | 2024-04-05 | 东莞市康德光电科技有限公司 | Injection molding optical fiber structure and manufacturing method thereof |
-
2023
- 2023-04-28 CN CN202321032244.9U patent/CN220121019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117826313A (en) * | 2024-02-21 | 2024-04-05 | 东莞市康德光电科技有限公司 | Injection molding optical fiber structure and manufacturing method thereof |
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