CN204785863U - High reflectivity's advertising light boxes - Google Patents
High reflectivity's advertising light boxes Download PDFInfo
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- CN204785863U CN204785863U CN201520440240.3U CN201520440240U CN204785863U CN 204785863 U CN204785863 U CN 204785863U CN 201520440240 U CN201520440240 U CN 201520440240U CN 204785863 U CN204785863 U CN 204785863U
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- circuit board
- reflective
- lamp box
- high reflectance
- led lamp
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Abstract
The utility model relates to an advertising light boxes's technical field provides a high reflectivity's advertising light boxes, including frame, light source and canvas. The accommodation space that the frame has a bottom plate, a plurality of curb plate and comprises this bottom plate and a plurality of curb plate. The light source sets up in this accommodation space of this frame, and the luminous orientation of this light source is connected and lies in to the canvas with the curb plate of frame. The light source includes the circuit board and installs a plurality of LED lamp pearls on the circuit board, and a plurality of LED lamp pearls become the rectangular array arranges, installs being provided with on the surface of LED lamp pearl on the circuit board and is used for the reflector layer to the canvas internal surface with the light reflection of this circuit board of directive, and the reflector layer is located between the periphery of this circuit Board's edge and each LED lamp pearl. Compared with the prior art, the utility model provides a high reflectivity's advertising light boxes has increased the reflection of circuit board, has improved the whole light efficiency of reflection light utilization and lamp house, and simple structure, the installation and maintenance of being convenient for.
Description
Technical field
The utility model relates to the technical field of advertising lamp box, especially relates to a kind of advertising lamp box of high reflectance.
Background technology
The application of LED on advertising lamp box is also in initial stage, and most of LED advisement lamp case is also only limitted to light lamp box with LED.That applies in advertising lamp box along with LED gos deep into, and LED advisement lamp case is more and more higher to power conservation requirement.When LED light effect raising difficulty is higher, how improves LED light line use ratio and become the emphasis of research.
At present, common advertising lamp box is mainly divided into two kinds:
A kind of is the advertising lamp box of backlight, as shown in Figure 2, the painting canvas 3 comprising casing 1, be arranged on the light source 2 in casing 1 and be arranged on before casing, is provided with " arc " or " trapezoidal " reflector 4 in casing 1, reflector 4 is positioned at the rear of light source 2, and light source 2 is fluorescent tube.Because painting canvas 3 adopts milky PVC material usually, the light part that light source 2 produces is cast out by painting canvas, and another part is reflected.If the light penetration of painting canvas 3 is excessive, front can be caused easily to see fluorescent tube, but, if the light penetration of painting canvas 3 is too small, then painting canvas 3 brightness can be caused too low, the utilization of light rate, affect advertising display effect.
Another kind is LED area light source advertising lamp box, although this lamp box structure simplifies the assembling flow path of LED module, but light efficiency is on the low side, common glass-fiber-plate coating ordinary white ink, light absorbs strong, and reflectivity is low, light utilization is low, compare the advertising lamp house structure of backlight, light efficiency is on the low side, and the lamp box of this structure is installed and complex manufacturing.Under production cost and cost of labor straight line rising social economic environment, be all test for manufacturing enterprise and equipment use maintenance side.Particularly when lamp box is installed on the Code in Hazardous Special Locations of airport, subway, need Fast Installation under the environment safeguarded, complicated structure is difficult to obtain client's accreditation.
Therefore, proposing the advertising lamp box that a kind of light utilization is high, light efficiency is good is the technical problem needing in the industry solution badly.
Utility model content
Technical problem to be solved in the utility model is the advertising lamp box providing a kind of high reflectance, is intended to solve in prior art, there is the defect that light utilization is low, light efficiency is on the low side.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of advertising lamp box of high reflectance, and it comprises:
One framework, its spatial accommodation that there is a base plate, multiple side plate and be made up of this base plate and multiple described side plate;
One light source, is arranged in this spatial accommodation of this framework; And
One painting canvas, is connected with the described side plate of described framework and is positioned on the light emission direction of light source described in this;
Described light source comprises circuit board and is arranged on multiple LED lamp bead on described circuit board, the orthogonal arranged in arrays of multiple LED lamp bead; The surface described circuit board being provided with described LED lamp bead is provided with for by the light reflection of this circuit board of directive to a reflector layer of described painting canvas inner surface, described reflector layer is between the edge of this circuit board surface and the periphery of each described LED lamp bead.
Further, described reflector layer be coated in described circuit board is provided with described LED lamp bead surface on reflective ink.
Further, the thickness range of described reflective ink is 20 to 40um.
Or described reflector layer is the reflective sheeting be sticked on the surface being provided with described LED lamp bead on described circuit board.
Further, the surface of described reflective sheeting is formed with some reflective grooves.
Further, the surface of described reflective sheeting has a transverse direction and longitudinally; The surface of described reflective sheeting is horizontal and vertically above all intervally distributed with many reflective grooves along it, and many that transversely distribute described reflective grooves intersect with many that longitudinally distribute reflective grooves respectively and are communicated with.
Further, between the adjacent described reflective groove transversely distributed, between spacing and the adjacent described reflective groove longitudinally distributed, spacing is equal.
Further, described reflective groove is V-shaped groove or U-lag.
Further, described circuit board is pcb board.
Further, described painting canvas is the painting canvas of PVC material.
Be compared with the prior art, the advertising lamp box of the high reflectance that the utility model provides, adopt LED lamp bead is installed on circuit boards surface between the edge of this circuit board surface and the periphery of each described LED lamp bead, a reflector layer is set, reflector layer can reflex to painting canvas inner surface again to the light of this circuit board of painting canvas directive, like this, add the reflection of circuit board, improve reflection ray utilization rate and the overall light efficiency of lamp box, the light reflected through light box canvas is reflexed on painting canvas again by reflector layer surface, to strengthen the brightness of painting canvas, and structure is simple, be convenient to installation and maintenance.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the advertising lamp box that the utility model embodiment one provides;
Fig. 2 is the structure intention of the advertising lamp box of prior art backlight.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with concrete accompanying drawing, realization of the present utility model is described in detail.
Embodiment one
As shown in Figure 1, be a preferred embodiment that the utility model provides.
The advertising lamp box 100 of the high reflectance that the present embodiment provides, comprises framework 10, light source 20 and painting canvas 30.The spatial accommodation 13 that framework 10 has a base plate 11, multiple side plate 12 and is made up of with multiple side plate 12 this base plate 11.Light source 20 is arranged in this spatial accommodation 13 of this framework 10, and painting canvas 30 is connected with the side plate 12 of framework 10 and is positioned on the light emission direction of this light source 20.Light source 20 comprises circuit board 21 and is arranged on multiple LED lamp bead 22 on circuit board 21, the orthogonal arranged in arrays of multiple LED lamp bead 22, surface circuit board 21 being provided with LED lamp bead 22 is provided with the reflector layer 40 for the light of this circuit board 21 of directive being reflexed to again painting canvas 30 inner surface, reflector layer 40 is between the edge and the periphery of each LED lamp bead 22 on this circuit board 21 surface.
The advertising lamp box 100 of above-mentioned high reflectance, adopt LED lamp bead 22 is installed on circuit board 21 surface between the edge and the periphery of each described LED lamp bead 22 on this circuit board 21 surface, a reflector layer 40 is set, reflector layer 40 can reflex to painting canvas 30 inner surface again to the light of this circuit board 21 of painting canvas 30 directive, like this, add the reflection of circuit board 21, improve reflection ray utilization rate and the overall light efficiency of lamp box, the light reflected through light box canvas 30 reflexes on painting canvas 30 by reflector layer 40 surface again, to strengthen the brightness of painting canvas 30.The advertising lamp box of relatively existing backlight 20 improves mounting structure, and relative to existing LED area light source 20 advertising lamp box, structure is simple, is convenient to installation and maintenance.
For sake of convenience, hereinafter alleged " left side " " right side " " on " D score to consistent, but do not play restriction effect to structure of the present utility model with left and right, the upper and lower of accompanying drawing itself.
See Fig. 1, the advertising lamp box 100 of the high reflectance that the present embodiment provides, comprises framework 10, light source 20 and painting canvas 30.
Framework 10, for installing light source 20 and painting canvas 30, and can be fixed on supporter (scheming not shown) to carry out promotional display by above-mentioned parts.The spatial accommodation 13 that framework 10 has a base plate 11, four side plates 12 and is made up of this base plate 11 and four side plates 12.Base plate 11 substantially rectangular, the shape and size of four side plates 12 are substantially identical is also rectangle, and to be connected on each side of base plate 11 that (base plate 11 and side plate 12 can one-body moldedly be made, also can be separately made and be fixedly connected with by screw or welding manner), and vertical respectively with base plate 11.
Certainly, base plate 11 also can be triangle, other polygons or or round-shaped.
Light source 20, is arranged in this spatial accommodation 13 of this framework 10.Light source 20 comprises the circuit board 21 of rectangle and to be arranged on circuit board 21 and multiple LED lamp bead 22 of orthogonal arranged in arrays, circuit board 21 is pcb board (can certainly be flexible PCB), this circuit board 21 is parallel with base plate 11, and the spacing being reserved with 10cm to 15cm is between (certain, this spacing can adjust according to actual needs) so that heat radiation.In addition, also can offer louvre (scheming not shown) on side plate 12 or this base plate 11, or radiator fan is installed, to dispel the heat to inside.
Certainly, light source 20, except being above-mentioned light-source structure, can also be the backlight adopting light guide plate and LED lamp structure.
Painting canvas 30, its material has light transmission, can be that plastics, cloth or glass etc. are made, as PVC board, be preferably milky, outer surface is printed with advertising design, be arranged on the light emission direction of this light source 20, namely the edge of painting canvas 30 is connected with the outer face of four side plates 12 respectively, and all existing fixed forms such as screw, clamping, tight fit can be adopted to install painting canvas 30.
Surface circuit board 21 being provided with LED lamp bead 22 is provided with reflector layer 40, reflector layer 40 for again reflexing to this painting canvas 30 inner surface to the light of being returned by the internal surface reflection of painting canvas 30, between its edge on this circuit board 21 surface and periphery of each LED lamp bead 22.In the present embodiment, reflector layer 40 for be coated in circuit board 21 is provided with LED lamp bead 22 surface on reflective ink, form the reflective ink film of one deck, reflective ink is the ink be made into by ultra micron (particle diameter is between 0.125 ~ 0.177mm) glass dust, can produce the gloss as minute surface.Reflective internal ink comprises ten hundreds of light reflection microspheres, when illumination is penetrated, produces the high light of high reflectance.The thickness range of reflective ink is 20 to 40um, preferred 30um, and reflectivity can reach more than 85%.
Embodiment two
Only just elaborate with difference in embodiment one below:
In this enforcement, reflector layer 40 is the reflective sheeting be provided with on circuit boards on the surface of LED lamp bead that is sticked.In order to improve reflectivity further, the surface of reflective sheeting is uneven structure, and as formed reflective groove (scheming not shown) on the surface of reflective sheeting, to increase light reflecting effect, the cross section of reflective groove can be V-arrangement, U-shaped or other shapes.The surface of reflective sheeting has orthogonal horizontal and vertical, and the surface of reflective sheeting is distributed with many reflective grooves along its lateral separation, and the reflective groove of each bar transversely distributed is parallel to each other in the horizontal, and extends to the edge of reflective sheeting respectively in the vertical; The surface of reflective sheeting is longitudinally also intervally distributed with many reflective grooves along it, and the reflective groove of each bar longitudinally distributed is being parallel to each other on vertical, and extends to the edge of reflective sheeting respectively in the vertical.Between adjacent two the reflective grooves transversely distributed, between spacing and adjacent two the reflective grooves longitudinally distributed, spacing is equal.Many that transversely distribute reflective grooves intersect with many that longitudinally distribute reflective grooves respectively and are communicated with, in network structure.
It should be noted that, the structure of the reflective groove formed in the present embodiment and arrangement, when the thickness of reflective ink is larger, also can be form above-mentioned reflective groove on the surface of this reflective ink.
Principle of reflection of the present utility model is described in detail below in conjunction with accompanying drawing 1:
The light S1 that LED lamp bead 22 sends, the reflection ray F1 of a part and the transmitted ray T1 of a part is formed after arriving painting canvas 30, after reflection ray F1 arrives circuit board 21, circuit board 21 surface is coated with high reflective ink or reflective sheeting, reflection ray F1 is reflected, produce reflection ray S2, reflection ray S2 forms the reflection ray F2 of a part and the transmitted ray T2 of a part after again arriving painting canvas 30.The rest may be inferred can produce reflection repeatedly and transmission, increases lamp box light utilization.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an advertising lamp box for high reflectance, is characterized in that, comprising:
One framework, its spatial accommodation that there is a base plate, multiple side plate and be made up of this base plate and multiple described side plate;
One light source, is arranged in this spatial accommodation of this framework; And
One painting canvas, is connected with the described side plate of described framework and is positioned on the light emission direction of light source described in this;
Described light source comprises circuit board and is arranged on multiple LED lamp bead on described circuit board, the orthogonal arranged in arrays of multiple LED lamp bead; The surface described circuit board being provided with described LED lamp bead is provided with for by the light reflection of this circuit board of directive to a reflector layer of described painting canvas inner surface, described reflector layer is between the edge of this circuit board surface and the periphery of each described LED lamp bead.
2. the advertising lamp box of high reflectance according to claim 1, is characterized in that, described reflector layer be coated in described circuit board is provided with described LED lamp bead surface on reflective ink.
3. the advertising lamp box of high reflectance according to claim 2, is characterized in that, the thickness range of described reflective ink is 20 to 40um.
4. the advertising lamp box of high reflectance according to claim 1, is characterized in that, described reflector layer is the reflective sheeting be sticked on the surface being provided with described LED lamp bead on described circuit board.
5. the advertising lamp box of high reflectance according to claim 4, is characterized in that, the surface of described reflective sheeting is formed with some reflective grooves.
6. the advertising lamp box of high reflectance according to claim 5, is characterized in that, the surface of described reflective sheeting has a transverse direction and longitudinally; The surface of described reflective sheeting is horizontal and vertically above all intervally distributed with many reflective grooves along it, and many that transversely distribute described reflective grooves intersect with many that longitudinally distribute reflective grooves respectively and are communicated with.
7. the advertising lamp box of high reflectance according to claim 6, is characterized in that, between the adjacent described reflective groove transversely distributed, between spacing and the adjacent described reflective groove longitudinally distributed, spacing is equal.
8. the advertising lamp box of high reflectance according to claim 5, is characterized in that, described reflective groove is V-shaped groove or U-lag.
9. the advertising lamp box of high reflectance according to any one of claim 1 to 8, is characterized in that, described circuit board is pcb board.
10. the advertising lamp box of high reflectance according to any one of claim 1 to 8, is characterized in that, described painting canvas is the painting canvas of PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440240.3U CN204785863U (en) | 2015-06-24 | 2015-06-24 | High reflectivity's advertising light boxes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520440240.3U CN204785863U (en) | 2015-06-24 | 2015-06-24 | High reflectivity's advertising light boxes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204785863U true CN204785863U (en) | 2015-11-18 |
Family
ID=54525910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520440240.3U Expired - Fee Related CN204785863U (en) | 2015-06-24 | 2015-06-24 | High reflectivity's advertising light boxes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204785863U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981259A (en) * | 2017-03-29 | 2017-07-25 | 江苏山水节能服务股份有限公司 | Advertising lamp box LED light source module |
| CN107274802A (en) * | 2017-05-31 | 2017-10-20 | 广东欧珀移动通信有限公司 | Lamp house cloth and lamp box |
| CN107300158A (en) * | 2017-07-27 | 2017-10-27 | 广东欧珀移动通信有限公司 | Lamp house cloth and lamp box |
| CN114994986A (en) * | 2022-08-01 | 2022-09-02 | 惠科股份有限公司 | Backlight module and display device |
-
2015
- 2015-06-24 CN CN201520440240.3U patent/CN204785863U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981259A (en) * | 2017-03-29 | 2017-07-25 | 江苏山水节能服务股份有限公司 | Advertising lamp box LED light source module |
| CN107274802A (en) * | 2017-05-31 | 2017-10-20 | 广东欧珀移动通信有限公司 | Lamp house cloth and lamp box |
| CN107300158A (en) * | 2017-07-27 | 2017-10-27 | 广东欧珀移动通信有限公司 | Lamp house cloth and lamp box |
| CN114994986A (en) * | 2022-08-01 | 2022-09-02 | 惠科股份有限公司 | Backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161018 Address after: Dayawan West Road 518000 in Guangdong province Huizhou City Yongda No. 7 Patentee after: HUIZHOU AOTUO ELECTRONIC TECHNOLOGY CO., LTD. Address before: 518057 Guangdong city of Shenzhen province Nanshan District high tech Industrial Park building T2 A6-A Patentee before: Shenzhen Aoto Lighting Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200624 |