CN201382286Y - Light-reflecting device of light box and light box - Google Patents
Light-reflecting device of light box and light box Download PDFInfo
- Publication number
- CN201382286Y CN201382286Y CN200920009863U CN200920009863U CN201382286Y CN 201382286 Y CN201382286 Y CN 201382286Y CN 200920009863 U CN200920009863 U CN 200920009863U CN 200920009863 U CN200920009863 U CN 200920009863U CN 201382286 Y CN201382286 Y CN 201382286Y
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- CN
- China
- Prior art keywords
- light
- led
- lamp box
- backboard
- reflecting pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides a light-reflecting device of a light box and a picture support plate arranged at a light box exhibition direction. The light box comprises a backboard. A plurality of light emitting diodes are arranged on the backboard in a gridding way. The light emitting diode is arranged at the peak of each grid; wherein the light-reflecting device is a light-reflecting column arranged among the light emitting diodes on the backboard. The utility mode also provides a light box which comprises a backboard and a picture support plate arranged at a light box exhibition direction. A plurality of light emitting diodes are arranged on the backboard in a gridding way. The light emitting diode is arranged at the peak of each grid; wherein a light-reflecting column is arranged among the light emitting diodes on the backboard. The light-reflecting device can effectively eliminate the dark area of light box picture, reduces material consumption, homogenizes the light to the greatest extent, and improves the homogeneous degree of the light on a light box exhibition surface.
Description
Technical field
The utility model relates to a kind of reflex reflector of lighting apparatus, especially the reflex reflector of lamp box; Also relate to a kind of lamp box with above-mentioned reflex reflector.
Background technology
The light source of traditional advertising lamp box adopts several fluorescent tubes that be arranged in parallel more, as the improvement to conventional lightbank, has now adopted LED as transmission-type lamp box backlight.But because also there is certain spacing each other in led light source, therefore in use, the discontinuous or uneven phenomenon of light also can appear in the lamp box picture, promptly also has the dark space between led light source, thereby influences the bandwagon effect of lamp box picture.
For the lamp box that adopts fluorescent tube as light source, in order to eliminate rib line phenomenon, the applicant has carried out various improvement to traditional lamp box, comprises 1, near the part of backboard the reflector of arc is set at the lamp box fluorescent tube, and the light emission of fluorescent tube being shone toward back plate is to the fluorescent tube periphery; 2, the reflecting angle that connects two curved reflectors is set between adjacent two curved reflectors.
Above-mentioned improvement has all been played certain effect for the bandwagon effect that improves lamp box, but for the lamp box of LED as light source, because led light source is different from lamp tube light source, therefore above-mentioned improvement project can't be directly applied for LED and eliminate dark space on the lamp box picture as the lamp box of light source.
The utility model content
The utility model provides a kind of reflex reflector and lamp box of lamp box, can eliminate the dark space on the lamp box picture effectively, reduces spillage of material, mixes well illumination to greatest extent, improves the uniformity of illumination on the lamp box display surface.
For achieving the above object, the utility model provides a kind of reflex reflector of lamp box, and described lamp box comprises backboard; Show a plurality of LED at described backboard online grillages, described LED is arranged on the vertex position of unit grids; And the picture gripper shoe that is arranged at described lamp box displaying direction; Wherein, described reflex reflector is to be arranged on the reflecting pole between described LED on the described backboard.
Preferably, described reflecting pole is arranged on the center of unit grids, arranges around described reflecting pole so that be positioned at four LED on unit grids summit.
Preferably, the longitudinal cross-section profile of described reflecting pole is parabola shaped, cone shape or pyramid shape.
The utility model also provides a kind of lamp box, comprises backboard, shows a plurality of LED at described backboard online grillages, and described LED is arranged on the vertex position of unit grids, and is arranged at the picture gripper shoe that lamp box is showed direction; Wherein, between the above LED of described backboard, be provided with reflecting pole.
Preferably, described reflecting pole is arranged on the center of unit grids, arranges around described reflecting pole so that be positioned at four LED on unit grids summit.
Preferably, described reflecting pole is parabola shaped, cone shape or pyramid shape.
Advantage of the present utility model is: by reflecting pole is set, can strengthen the distance between the LED between LED, thereby for the lamp box of same size, can reduce the use amount of LED, reduce production costs.
As condition, shape, high and low position and the LED spacing of reflecting pole in the middle of adjusting can reduce the dark region of lamp box display surface effectively according to the LED shooting angle that is adopted and reflective distance.Reflecting pole can adopt multiple shape to embody.Middle reflecting pole can reduce spillage of material, mixes well illumination to greatest extent, improves the uniformity of display surface glazing.
The cross section is that the curved surface of middle reflecting pole of parabolic shape and the angle of taper reflecting pole are to calculate according to the variation of LED crevice projection angle and the power of illuminance, can be effectively with the light retroeflection on the display surface of reflective arc, the light in compensation half-light district, thus reach the purpose of eliminating dark region.
It by pair cross-section the design of facing angle directly of the reflecting pole of the curved surface of middle reflecting pole of parabolic shape and cone shape and pyramid shape, can effectively the distance between the led light source be widened, thereby reach the effect that reduces LED quantity and energy savings.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the reflex reflector of lamp box of the present utility model;
Fig. 2 is the vertical view of the reflex reflector of lamp box shown in Figure 1;
Fig. 3 is the structural representation of an embodiment of the reflex reflector of lamp box of the present utility model;
Fig. 4 is the side view of the reflex reflector of lamp box shown in Figure 3.
Fig. 5 is the structural representation of an embodiment of the reflex reflector of lamp box of the present utility model;
Fig. 6 is the side view of the reflex reflector of lamp box shown in Figure 5.
The specific embodiment
With reference to the accompanying drawings the utility model is elaborated.
An embodiment of the reflex reflector of the lamp box that provides for the utility model is provided.As shown in the figure, this reflex reflector is arranged in the lamp box, and this lamp box comprises backboard, shows a plurality of LED1 at described backboard online grillages, and LED1 is arranged on the vertex position of unit grids, and is arranged at the picture gripper shoe (not shown) that lamp box is showed direction; Wherein, reflex reflector is the reflecting pole 2 that is arranged between the LED.Particularly, as shown in Figure 1, the lighting angle of LED is 160 degree, reflecting pole is arranged on the center of unit grids, arrange that around this reflecting pole in this example, the longitudinal cross-section profile of reflecting pole 2 is parabolical shape so that be positioned at four LED on unit grids summit.As seen from the figure, each LED (except being arranged on the LED on lamp box four limits) has four reflecting poles on every side, so just can be effectively the light of LED directive side be reflexed on two pairing display surfaces in the gap between the LED, thus the dark space on the lamp box display surface.
Another embodiment of the reflex reflector of the lamp box that Fig. 3 and Fig. 4 provide for the utility model.As shown in the figure, reflex reflector is the cone shape reflecting pole 2 that is arranged between the LED1, the cone shape reflecting pole that the position is set is identical with a last embodiment, all be the center of position in unit grids, thereby the light of LED directive side is reflexed on two pairing display surfaces in the gap between the LED, thereby the dark space on the elimination lamp box display surface.
When the lighting angle of the LED that uses is that 160 degree or 120 are when spending, the shape of the longitudinal cross-section profile of reflecting pole can adopt parabolical shape (as depicted in figs. 1 and 2), also can adopt similar parabolical shape, promptly parabolical two sides are recessed shape (as shown in Figure 5 and Figure 6) inwardly; Also can adopt the reflecting pole of taper shape (as shown in Figure 3 and Figure 4) or pyramid.LED for above-mentioned two kinds of different light angles, can guarantee best reflecting effect by to reflecting pole curved surface (the longitudinal cross-section profile for reflecting pole is the situation of parabola or class parabolic shape) or face the setting of angle (is the situation of cone shape for reflecting pole) directly.And may be by in that being set between the LED, reflecting pole widening distance between the LED, and for onesize lamp box, the technical scheme that the application provides just can reduce the quantity of required LED, thereby reduces production costs, and reduces energy consumption.
Embodiment of the present utility model also provides a kind of lamp box, comprises backboard, shows a plurality of LED at this backboard online grillages, and LED is arranged on the vertex position of unit grids, and is arranged at the picture gripper shoe that lamp box is showed direction; Be provided with reflecting pole between the described LED, described reflecting pole is arranged on the center of unit grids, arranges around reflecting pole so that be positioned at four LED on unit grids summit.Preferably, reflecting pole adopts conical, utilizes conical surface reflective surface that the light of LED directive side is reflexed on the pairing display surface in gap between the LED, thereby the uniformity of display surface glazing is improved in the dark space of eliminating display surface.
As preferred embodiment, the longitudinal cross-section profile of reflecting pole can be parabola shaped or the class parabolic shape, the light of LED directive side is reflexed on the pairing display surface in gap between the LED, thus the dark space of eliminating display surface.Equally, the reflecting pole in the present embodiment also can adopt cone shape or pyramid shape, and is identical with the embodiment of aforementioned reflex reflector, no longer repeats at this.
Claims (6)
1, a kind of reflex reflector of lamp box, described lamp box comprises backboard; Show a plurality of LED at described backboard online grillages, described LED is arranged on the vertex position of unit grids; And the picture gripper shoe that is arranged at described lamp box displaying direction; It is characterized in that described reflex reflector is to be arranged on the reflecting pole between described LED on the described backboard.
2, the reflex reflector of lamp box as claimed in claim 1 is characterized in that, described reflecting pole is arranged on the center of unit grids, arranges around described reflecting pole so that be positioned at four LED on unit grids summit.
3, the reflex reflector of lamp box as claimed in claim 2 is characterized in that, the longitudinal cross-section profile of described reflecting pole is parabola shaped, cone shape or pyramid shape.
4, a kind of lamp box comprises backboard, shows a plurality of LED at described backboard online grillages, and described LED is arranged on the vertex position of unit grids, and is arranged at the picture gripper shoe that lamp box is showed direction; It is characterized in that, between the above LED of described backboard, be provided with reflecting pole.
5, as lamp box as described in the claim 4, it is characterized in that described reflecting pole is arranged on the center of unit grids, arrange around described reflecting pole so that be positioned at four LED on unit grids summit.
As lamp box as described in the claim 4, it is characterized in that 6, described reflecting pole is parabola shaped, cone shape or pyramid shape.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920009863U CN201382286Y (en) | 2009-02-24 | 2009-02-24 | Light-reflecting device of light box and light box |
| HK09111815.1A HK1132621A2 (en) | 2009-02-24 | 2009-12-16 | Refection devices for a light box and the light box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920009863U CN201382286Y (en) | 2009-02-24 | 2009-02-24 | Light-reflecting device of light box and light box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201382286Y true CN201382286Y (en) | 2010-01-13 |
Family
ID=41525759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920009863U Expired - Fee Related CN201382286Y (en) | 2009-02-24 | 2009-02-24 | Light-reflecting device of light box and light box |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201382286Y (en) |
| HK (1) | HK1132621A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915380A (en) * | 2010-07-19 | 2010-12-15 | 王默文 | Light source system of LED light box |
| CN101915374A (en) * | 2010-07-09 | 2010-12-15 | 王默文 | LED lamphouse light source system |
| US11933488B2 (en) | 2020-04-21 | 2024-03-19 | Signify Holding B.V. | LED luminaire with optical element |
-
2009
- 2009-02-24 CN CN200920009863U patent/CN201382286Y/en not_active Expired - Fee Related
- 2009-12-16 HK HK09111815.1A patent/HK1132621A2/en not_active IP Right Cessation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915374A (en) * | 2010-07-09 | 2010-12-15 | 王默文 | LED lamphouse light source system |
| CN101915380A (en) * | 2010-07-19 | 2010-12-15 | 王默文 | Light source system of LED light box |
| CN101915380B (en) * | 2010-07-19 | 2013-06-12 | 王默文 | Light source system of LED light box |
| US11933488B2 (en) | 2020-04-21 | 2024-03-19 | Signify Holding B.V. | LED luminaire with optical element |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1132621A2 (en) | 2010-02-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WANG MOWEN Free format text: FORMER OWNER: RUIGUANG LIGHTING SYSTEM (SHANGHAI) CO., LTD. Effective date: 20140626 Owner name: BAILONGTAI TECHNOLOGY (BEIJING) CO., LTD. Free format text: FORMER OWNER: WANG MOWEN Effective date: 20140626 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200333 PUTUO, SHANGHAI TO: 100086 HAIDIAN, BEIJING Free format text: CORRECT: ADDRESS; FROM: 100086 HAIDIAN, BEIJING TO: 100084 HAIDIAN, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140626 Address after: 100084 Beijing city Haidian District Nongda Road No. 88 Building No. 1 B1-622 Patentee after: BAILONGTAI TECHNOLOGY (BEIJING) CO.,LTD. Address before: 100086, room 2903, building 6, Haidian District Sun Park, Beijing Patentee before: Wang Mowen Effective date of registration: 20140626 Address after: 100086, room 2903, building 6, Haidian District Sun Park, Beijing Patentee after: Wang Mowen Address before: 200333 2F, building 271, No. 4, Qianyang Road, Shanghai Patentee before: Ruiguang Lighting System (Shanghai) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100113 Termination date: 20160224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |