CN201964333U - Light guiding device - Google Patents
Light guiding device Download PDFInfo
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- CN201964333U CN201964333U CN2010206815319U CN201020681531U CN201964333U CN 201964333 U CN201964333 U CN 201964333U CN 2010206815319 U CN2010206815319 U CN 2010206815319U CN 201020681531 U CN201020681531 U CN 201020681531U CN 201964333 U CN201964333 U CN 201964333U
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- light
- transmissive wall
- guiding device
- wall
- transmissive
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Abstract
The utility model discloses a light guiding device, which comprises at least one light guiding unit and a light source. The light guiding unit comprises a body, a first light-transmission wall, a second light-transmission wall, a peripheral surface and a connecting layer, wherein the first light-transmission wall and the second light-transmission wall are connected with the body; the peripheral surface is defined by a surface exposed by the body and adjacent side surfaces of the first light-transmission wall and the second light-transmission wall; the connecting layer is clamped between the body and the first light-transmission wall as well as the second light-transmission wall; the light transmittances of the body, the first light-transmission wall and the second light-transmission wall are all not less than 90%; the refractive indexes of the first light-transmission wall and the second light-transmission wall are smaller than that of the body; after the light emitted from the light source directly enters the body through the peripheral surface, partial light generates total reflection to march towards a direction away from the light source; and partial light is uniformly sent out outwards through the first light-transmission wall and the second light-transmission wall in a marching process.
Description
Technical field
The utility model relates to a kind of guiding device, particularly relates to a kind of guiding device with high brightness and high light-emitting uniformity.
Background technology
Consult Fig. 1, be used at present show that the structure of billboard is for having an outside plate 11, and be arranged on lamp source 12 around this outside plate 11, this outside plate 11 constitutes for the plastic material by light-permeable and has different colors and a style, this lamp source 12 is generally fluorescent lamp or the LED lamp that sends white light, utilize the color and the style that change this outside plate 11, make these lamp source 12 irradiations and, show that billboard demonstrates predetermined color and pattern and make by this outside plate 11.
Generally even for the brightness that allows the displaying billboard outwards send, lamp source 12 mostly be arranged on this outside plate 12 around, allow the light that sends from lamp source 12 can shine the maximum area scope of this outside plate 11 whereby, and make the displaying billboard demonstrate brightness comparatively uniformly., this type of can be subjected to the restriction of irradiating angle, intensity and the light transmission distance in lamp source 12 but showing the structure of billboard, therefore, the size of outside plate 11 can not be too big, and, because have the dark areas that light can't shine, make and show the brightness of billboard integral body and go out the uniformity of light reduction, and influence the bandwagon effect of billboard, so generally can use more lamp source 12 to improve the brightness of displaying billboard and the problem of light-emitting uniformity.
Consult Fig. 2, for fear of because single outside plate 11 is oversize to the brightness of showing billboard integral body and go out the influence that uniformity of light causes, large-scale displaying billboard at present commonly used mostly be with a plurality of have show billboard back connected to each other with the small size of Fig. 1 same structure and obtain, though this class formation can be avoided because of single outside plate 11 oversize influences to uniformity of luminance, but but can assemble a plurality of small-sized displaying billboards because of need, therefore can increase the lamp source cabling difficulty of the displaying billboard after the assembling, and because assembling back light source quantity and associated component become numerous and diverse, also all can cause the difficulty in maintenance or replacing lamp source 12, therefore, how to develop a kind of brightness and light-emitting uniformity good and be applicable to large-sized displaying billboard then for industry make great efforts research and development direction.
Summary of the invention
The purpose of this utility model is to provide a kind of light-emitting uniformity good, and is applicable to the guiding device of large-scale displaying billboard.
Guiding device of the present utility model, comprise at least one light element, and light source, this light element has a body, be connected to one first transmissive wall and one second transmissive wall of this body apparent surface, be folded in this body and this first transmissive wall respectively, the articulamentum that constitutes between second transmissive wall and by light transmissive material, and a surface that exposes by this body and this adjacent first transmissive wall, the side face that the side of second transmissive wall defines jointly, wherein, this body and this first transmissive wall, the light transmittance of second transmissive wall is not less than 90%, and this first transmissive wall, the refractive index of second transmissive wall is less than the refractive index of this body; This light source can be injected light the side face that this is arranged at this light element noumenally.
The purpose of this utility model also can be applied to the following technical measures to achieve further.
Preferably, described guiding device, wherein the light transmittance of this body is not less than the light transmittance of this first transmissive wall, second transmissive wall.
Preferably, described guiding device, wherein this articulamentum comprises that one is made of transparent material, and is arranged at first junctional membrane between this body and this first transmissive wall, second transmissive wall.
Preferably, described guiding device, wherein this articulamentum also includes one second junctional membrane, and this second junctional membrane is formed in this first junctional membrane surface, and is connected with this first transmissive wall, second transmissive wall.
Preferably, described guiding device, wherein the surface that is connected with this first transmissive wall, second transmissive wall of this body has an alligatoring structure that is continuous concaveconvex shape, and this articulamentum is for filling up this alligatoring structure and being connected with this first transmissive wall, second transmissive wall.
Preferably, described guiding device, wherein this light element also has one and is arranged between this articulamentum and this first transmissive wall, or the reflecting layer between this articulamentum and this second transmissive wall.
Preferably, described guiding device, wherein this light element also has one and is arranged between second junctional membrane and this first transmissive wall of this articulamentum, or the reflecting layer between second junctional membrane of this articulamentum and this second transmissive wall.
Preferably, described guiding device, wherein this light element also has one and is arranged at this first transmissive wall or second transmissive wall reflecting layer away from this body surface.
The beneficial effects of the utility model are: the structural design of utilizing this light element, order is arranged on light that the light source of this light element side face sends can be because the refringence between this body and this first transmissive wall, second transmissive wall, make the part light enter behind the body produce total reflection to advancing away from this light source direction, and can evenly diffuse to this body, part light then evenly outwards sends through this first transmissive wall, second transmissive wall in advancing.
Description of drawings
Fig. 1 is a kind of front-view schematic diagram of " displaying billboard " in the past;
Fig. 2 is a kind of front-view schematic diagram of " large-scale displaying billboard " in the past;
Fig. 3 is the stereogram of the utility model guiding device first preferred embodiment;
Fig. 4 is a schematic top plan view, aid illustration Fig. 3;
Fig. 5 is another aspect schematic top plan view of the light element of explanation the utility model first preferred embodiment;
Fig. 6 is the another aspect schematic top plan view of the light element of explanation the utility model first preferred embodiment;
Fig. 7 is the stereogram of the utility model guiding device second preferred embodiment.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
Consult Fig. 3,4, one first preferred embodiment for the utility model guiding device comprises at least one light element 3, and a light source 4.
This light element 3 has a body 31, be connected to one first transmissive wall 32 and one second transmissive wall 33 on these body 31 relative two surfaces, one is folded in this body 31 and this first transmissive wall 32, the articulamentum 34 that constitutes between second transmissive wall 33 and by light transmissive material, and surface and adjacent this first transmissive wall 32 that exposes by this body 31, the side face 35 that the side of second transmissive wall 33 defines jointly, wherein, this body 31, the light transmittance of this first transmissive wall 32 and second transmissive wall 33 is not less than 90%, the light transmittance of this body 31 is not less than the light transmittance of first transmissive wall 32 and second transmissive wall 33, and the refractive index of this first transmissive wall 32 and second transmissive wall 33 is less than the refractive index of this body 31.
This body 31 can be made of glass with high-transmittance or plastic material with this first transmissive wall 32, second transmissive wall 33, and this first transmissive wall 32, second transmissive wall 33 can have predetermined pattern according to design requirement; Preferably, this body 31 and this first transmissive wall 32, second transmissive wall 33 are to be not less than 90% high transparent glass by light transmittance to constitute, not only brightness can be increased, existing plastics system guiding device can be reduced simultaneously because of being placed on the outdoor problem that causes ageing of plastics for a long time.In the present embodiment, this body 31 is to be selected from that light transmittance is 92%, refractive index is 3.0, long * wide for 10m * 10m and thickness be the square extra white glass (label: the platform glass) of 6mm, this first transmissive wall 32, second transmissive wall 33 are to be selected from that light transmittance is 91%, refractive index is 1.52, long * wide for 10m * 10m and thickness be the square excellent white glass thin plate (label: the platform glass) of 3mm.
This articulamentum 34 includes first junctional membrane 341 that is made of transparent material, and second junctional membrane 342 that is formed at these first junctional membrane, 341 surfaces, in the present embodiment, this first junctional membrane 341 is made of glass cement, in order to this first transmissive wall 32, second transmissive wall 33 is cohered mutually with this body 31 and is arranged at this body 31 and first transmissive wall 32, between second transmissive wall 33, this second junctional membrane 342 is to be made of Teflon (PTFE), and with first transmissive wall 32, second transmissive wall 33 connects, and promotes the brightness and the light-emitting uniformity of this light element 3 by this second junctional membrane 342.
This light source 4 is the side faces 35 that are arranged at this light element 3, can be selected from according to design requirement and can send the lamp source with different color light, for example is selected from the LED lamp of different color lights such as can sending ruddiness, blue light.Luminous and light that send directly enters this body 31 via this side face 35 when this light source 4 is powered.After light that this light source 4 sends enters body 31 via this side face 35, can be because this body 31 and be positioned at the refringence of 33 of first transmissive wall 32, second transmissive wall of these body 31 both sides, and there is the most light can be because of multiple total reflection effect sustained delivery forward, part light then can outwards send towards first transmissive wall 32, second transmissive wall 33 via refraction and scattering, and makes this guiding device present predetermined color and pattern.
That is to say, special construction design by this light element 3 can allow this light element 3 have the light transmission effect of similar optical fiber, therefore, can be with the part light that sends from light source 4 via total reflection towards evenly diffusing to this body 31 away from these light source 4 direction transmission, and allow the overall brightness of this guiding device effectively promote, so can brightness irregularities and size-constrained problem not arranged because of the light transmission effect is not good as guiding device in the past; And because light is in front transfer, part light also can outwards evenly send because of refraction, therefore, can allow this guiding device not only have high brightness, and also can have splendid light-emitting uniformity simultaneously, show billboard and make guiding device of the present utility model be more suitable for being used for large scale.
Consult Fig. 5, what deserves to be mentioned is, the surface that this body 31 is connected with this first transmissive wall 32, second transmissive wall 33 can also have an alligatoring structure 36 that is continuous concaveconvex shape, this alligatoring structure 36 can be salient point, embossing, or the rule or the erose groove that certainly should the surface form downwards, 342 of this first junctional membranes 341, second junctional membrane be for filling up and cover this alligatoring structure 36 forming a smooth joint face, and this body 31 is connected to each other with this first transmissive wall 32, second transmissive wall 33.Alligatoring structure 36 among Fig. 5 is so that this first transmissive wall 32, second transmissive wall, the 33 surperficial grooves of formation rule shape downwards are that example explains certainly, setting by this alligatoring structure 36 can destroy light in the total reflection effect that touches this first transmissive wall 32, second transmissive wall 33, ray refraction and/or scattering that increase is advanced towards this first transmissive wall 32, second transmissive wall, 33 directions, and can further promote the light-emitting uniformity of this guiding device.
Consult Fig. 6, what deserves to be mentioned is again, this body 31 and the surface that this first transmissive wall 32 is connected with second transmissive wall 33 can have an alligatoring structure 36 that is continuous concaveconvex shape, and this light element 3 can also have a reflecting layer 37, this reflecting layer 37 can be arranged between this binder couse 34 and this first transmissive wall 32, or between this binder couse 34 and this second transmissive wall 33, also can be arranged at this first transmissive wall 32, or this second transmissive wall 33 is away from the surface of this body 31, Fig. 6 is that to be arranged between this second junctional membrane 342 and this first transmissive wall 32 with this reflecting layer 37 be that example explains, setting by this reflecting layer 37, can allow light towards this reflecting layer 37 via the reflex in this reflecting layer 37 oppositely towards these second transmissive wall, 33 bright dippings, so not only can make this guiding device form single face bright dipping aspect, and can promote the emitting brightness of this guiding device exiting surface.
Consult Fig. 7, one second preferred embodiment of the utility model guiding device comprises a large-scale light element 5, a glued layer 6, and most light sources 7.
This large-scale light element 5 is by most the light elements 3 identical with this first preferred embodiment structure, abut against with side face of the same area each other and connect and form, because the structure and the material of this each light element 3 are identical with this first preferred embodiment, therefore no longer add explanation.
The second outer transmissive wall 52 that the first outer transmissive wall 51 that this large-scale light element 5 has that first transmissive wall by described light element 3 defines jointly, is defined jointly by described second transmissive wall, and the outer peripheral face 53 that defines jointly of the side of a surface that exposes by described body 31 and adjacent first outer transmissive wall 51, the second outer transmissive wall 52.
This glued layer 6 is in order to described light element 3 is connected to each other, owing to will avoid light by glued layer 6 time, to produce unnecessary refraction or reflection, and influence advancing of light, therefore, this glued layer 6 constitute by transparent material and refractive index identical with the refractive index essence of described body 31, preferably, this glued layer 6 is a glass cement, so can effectively lower the influence that 6 pairs of light of glued layer are advanced.
This light source 7 is arranged on the outer peripheral face 53 of this large-scale light element 5 dispersedly, preferably, this light source 7 be arranged on this outer peripheral face 53 relatively away from four corners, in the present embodiment, be to be that example explains with four light sources 7 that are arranged on four corners of this outer peripheral face 53, by light source 7 being arranged on dispersedly this 5 four corners of large-scale light element, the light that sends via described light source 7 is diffused in this large-scale light element 5 uniformly, and promote the light-emitting uniformity of this guiding device, the light source line cabling complicated problems that not only needn't be when in the past being assembled into large board still need have light source independently to cause because of each small-sized billboard with small-sized billboard, and because the assembling back is simple in structure so also can reduce the difficulty and the cost of maintenance.
The body 31 and first transmissive wall 32 of the utility model utilization control light element 3, the light transmittance of second transmissive wall 33, and body 31 and this first transmissive wall 32, the refringence that second transmissive wall is 33, allow this light element 3 have the light transmission effect of similar optical fiber, therefore, the light that can allow the light source 4 that is arranged on these light element 3 side faces 35 be sent, because this first transmissive wall 32, the refringence that second transmissive wall is 33 and evenly be diffused into this body 31, and towards this first transmissive wall 32, second transmissive wall, 33 directions are evenly outwards sent, allow the overall brightness of this guiding device effectively promote, guiding device has brightness irregularities and size-constrained problem because the light transmission effect is not good and can improve in the past; And because light is in front transfer, part light also can outwards evenly send because of refraction, make this guiding device not only have high brightness and simultaneously also can have splendid light-emitting uniformity, show billboard and make guiding device of the present utility model be more suitable for being used for large scale.
Claims (11)
1. guiding device, comprise at least one light element, and light source, it is characterized in that: this light element has a body, be connected to one first transmissive wall and one second transmissive wall of this body apparent surface, be folded in this body and this first transmissive wall respectively, the articulamentum that constitutes between second transmissive wall and by light transmissive material, and surface and adjacent this first transmissive wall that exposes by this body, the side face that the side of second transmissive wall defines jointly, this body and this first transmissive wall, the light transmittance of second transmissive wall is not less than 90%, and this first transmissive wall, the refractive index of second transmissive wall is less than the refractive index of this body; This light source can be injected light the side face that this is arranged at this light element noumenally.
2. guiding device according to claim 1 is characterized in that: the light transmittance of this body is not less than the light transmittance of this first transmissive wall, second transmissive wall.
3. guiding device according to claim 1 and 2 is characterized in that: this articulamentum comprises first junctional membrane that is made of transparent material and is arranged between this body and first transmissive wall, second transmissive wall.
4. guiding device according to claim 3 is characterized in that: this articulamentum also comprises one second junctional membrane, and this second junctional membrane is formed in this first junctional membrane surface and is connected with this first transmissive wall, second transmissive wall.
5. guiding device according to claim 1 and 2, it is characterized in that: the surface that this body is connected with this first transmissive wall, second transmissive wall has an alligatoring structure that is continuous concaveconvex shape, and this articulamentum fills up this alligatoring structure and is connected with this first transmissive wall, second transmissive wall.
6. guiding device according to claim 4, it is characterized in that: the surface that this body is connected with this first transmissive wall, second transmissive wall has an alligatoring structure that is continuous concaveconvex shape, and this articulamentum is for filling up this alligatoring structure and being connected with this first transmissive wall, second transmissive wall.
7. guiding device according to claim 1 and 2 is characterized in that: this light element also has one and is arranged between this articulamentum and first transmissive wall, or the reflecting layer between this articulamentum and second transmissive wall.
8. guiding device according to claim 4 is characterized in that: this light element also has one and is arranged between this second junctional membrane and this first transmissive wall, or the reflecting layer between this second junctional membrane and this second transmissive wall.
9. guiding device according to claim 5 is characterized in that: this light element also has one and is arranged between this articulamentum and this first transmissive wall, or the reflecting layer between this articulamentum and this second transmissive wall.
10. guiding device according to claim 6 is characterized in that: this light element also has one and is arranged between this second junctional membrane and this first transmissive wall, or the reflecting layer between this second junctional membrane and this second transmissive wall.
11. guiding device as claimed in claim 1 or 2 is characterized in that: this light element also has one and is arranged at this first transmissive wall, or this second transmissive wall is away from the reflecting layer of this body surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206815319U CN201964333U (en) | 2010-12-27 | 2010-12-27 | Light guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206815319U CN201964333U (en) | 2010-12-27 | 2010-12-27 | Light guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201964333U true CN201964333U (en) | 2011-09-07 |
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ID=44526874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206815319U Expired - Fee Related CN201964333U (en) | 2010-12-27 | 2010-12-27 | Light guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201964333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104412031A (en) * | 2012-07-24 | 2015-03-11 | 夏普株式会社 | Display device, and television receiver |
-
2010
- 2010-12-27 CN CN2010206815319U patent/CN201964333U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104412031A (en) * | 2012-07-24 | 2015-03-11 | 夏普株式会社 | Display device, and television receiver |
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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 |
Granted publication date: 20110907 Termination date: 20141227 |
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| EXPY | Termination of patent right or utility model |