CN104361843A - LED (light emitting diode) rear-projection active luminescent road traffic sign - Google Patents
LED (light emitting diode) rear-projection active luminescent road traffic sign Download PDFInfo
- Publication number
- CN104361843A CN104361843A CN201410618267.7A CN201410618267A CN104361843A CN 104361843 A CN104361843 A CN 104361843A CN 201410618267 A CN201410618267 A CN 201410618267A CN 104361843 A CN104361843 A CN 104361843A
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- CN
- China
- Prior art keywords
- led
- road signs
- light source
- projection type
- back projection
- 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.)
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/14—Arrangements of reflectors therein
Abstract
The invention discloses an LED (light emitting diode) rear-projection active luminescent road traffic sign. The LED rear-projection active luminescent road traffic sign is characterized by comprising a box body, an LED surface light source, a retro-reflection sign soleplate and a retro-reflection material, wherein the LED surface light source is arranged in the box body, the retro-reflection sign soleplate is arranged on the front surface of the box body, the retro-reflection material stuck bonded to the front surface of the retro-reflection sign soleplate, and the LED surface light source penetrates the retro-reflection sign soleplate and the retro-reflection material to display image-text content of the road traffic sign in a luminescent manner. According to the LED rear-projection active luminescent road traffic sign, the surface light source consisting of LEDs penetrates the retro-reflection material on the front side to display characters or images in a luminescent manner, uniformity in luminescence is realized, the visual effect is good, the production efficiency is high, the quality is stable, modularized production can be realized, and the application range is wide.
Description
Technical field
The present invention relates to a kind of road traffic direction board, refer more particularly to the road signs that a kind of LED of employing carries out luminous instruction.
Background technology
Tradition active illuminating road signs, the mode of being inlayed LED by punching on the common reflecting sign space of a whole page is made, LED is according to pattern or strokes of characters distribution, composition luminous sign, such punching can damage the reflecting material in front, LED needs artificial line consuming time and quality unstable, the most important thing is that illumination effect is owing to being that pointolite display effect is not good one by one, therefore a kind of novel active luminescent road traffic sign need be provided, adopt the area source of LED composition, make required luminous word and pattern Integral luminous, evenly luminous, good visual effect, retain the active illuminating road signs of the performance of retroreflective marking completely.
Summary of the invention
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of LED back projection type active illuminating road signs, it is characterized in that, comprise base plate, reflecting material at the bottom of casing, LED area light source, retroreflective marking, described LED area light source is arranged in casing, described retroreflective marking base plate is arranged at described casing front, described reflecting material is pasted on described retroreflective marking base plate front, and described LED area light source is through the graph-text content of retroreflective marking base plate and reflecting material luminescence display road signs.
Described retroreflective marking base plate is the aluminum alloy base material of hollow out, and the aluminum alloy base material of described hollow out is formed after the graph-text content of aluminum alloy base material hollow out road signs.
Described LED back projection type active illuminating road signs also comprise Drive and Control Circuit, and described Drive and Control Circuit connects LED area light source, chain of command light source luminescent.
Described Drive and Control Circuit connects electric supply installation, and described electric supply installation is solar storage battery or mains-supplied, when adopting civil power to be Power supply, powers after needing rectifier transformer to operation circuit.
Described LED area light source is made up of the arrangement of wide-angle White LED pros, and described adjacent LED spacing is less than 35mm, and the spacing on described LED and base is 15mm, forms a uniform area source.
Described LED area light source is arranged in casing, and described casing is aluminium alloy box, and described casing is provided with casing backboard, and in order to LED astigmatism is more even, the distance between described LED area light source and retroreflective marking base plate is greater than 35mm.
Described reflecting material comprises white counterdie and word film.
Described white counterdie is white prism type light reflection film.
The luminous graph-text content of described white counterdie complete covering path traffic sign, is pasted onto retroreflective marking base plate front.
The graph-text content part of described word film hollow out road signs, and the graph-text content of the road signs of the aluminum alloy base material of hollow out is corresponding, be pasted on white counterdie, described word film is dark reflective membrane.
The beneficial effect that the present invention reaches: a kind of LED back projection type active illuminating road signs provided by the invention are by adopting the area source of LED composition, through the reflecting material in front, luminescence display word or pattern, remain outward appearance and the performance of retroreflective marking completely, whole word or pattern luminescence simultaneously, luminescence evenly, depending on recognizing, effect is good, production efficiency is high, steady quality, described LED back projection type active illuminating road signs are by the setting of reflecting material and retroreflective marking base plate, can modularized production be realized, apply more extensive.
Accompanying drawing explanation
Fig. 1 is the appearance schematic diagram of the specific embodiment of the invention.
Fig. 2 is the side view of the specific embodiment of the invention.
Fig. 3 is the LED distribution plan of the specific embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
As Fig. 1, shown in Fig. 2, a kind of LED back projection type active illuminating road signs, it is characterized in that, a kind of LED back projection type active illuminating road signs, it is characterized in that, comprise casing 1, LED area light source 2, retroreflective marking base plate 3, reflecting material, casing backboard 4, described LED area light source 2 is arranged in casing 1, described retroreflective marking base plate 3 is arranged between described LED area light source 2 and described casing backboard 4, described reflecting material is pasted on described retroreflective marking base plate 3 front, described LED area light source 2 is through the graph-text content 8 of retroreflective marking base plate 3 and reflecting material luminescence display road signs, described retroreflective marking base plate 3 is that aluminum alloy base material is carved according to the graph-text content 8 of road signs, hollow out, form the aluminum alloy base material of hollow out, described LED back projection type active illuminating road signs also comprise Drive and Control Circuit, described Drive and Control Circuit connects LED area light source 2, control LED area light source 2 luminous, described Drive and Control Circuit connects electric supply installation, described electric supply installation is municipal electrical network or solar storage battery, in order to LED astigmatism is more even, distance between described LED area light source 2 and retroreflective marking base plate 3 is greater than 35mm, described reflecting material comprises white counterdie 5 and word film 6, described white counterdie 5 is white prism type light reflection film, the graph-text content 8 of the complete covering path traffic sign of described white counterdie 5, be pasted onto on retroreflective marking base plate 3, the graph-text content 8 of described word film 6 hollow out road signs, corresponding with the graph-text content of the road signs of the aluminum alloy base material of hollow out, be pasted on white counterdie 5, described word film 6 is dark reflective membrane.
As shown in Figure 3, described LED area light source 2 is made up of the arrangement of wide-angle White LED 7 pros, and described adjacent LED 7 spacing is 30mm, and the spacing on described LED7 and base is 15mm, forms a uniform LED area light source 2.
Specific implementation process: first carve aluminum alloy base material according to the graph-text content 8 of road signs, form the aluminum alloy base material of hollow out, the aluminum alloy base material of this hollow out is retroreflective marking base plate 3, then LED circuit board is welded, form LED area light source 2, LED area light source 2 is arranged in casing 1, distance between described LED area light source 2 and retroreflective marking base plate 3 is greater than 35mm, sealing, LED area light source 2 is lighted finally by Drive and Control Circuit, reflecting material is pasted on retroreflective marking base plate 3, reflecting material comprises white counterdie 5 and word film 6, described white counterdie 5 is white prism type light reflection film, described white counterdie 5 is pasted on reflective marker plate 3, the graph-text content 8 of complete covering path traffic sign, do not stay any space, described word film 6 is carved by carving machine, the graph-text content 8 of hollow out road signs, and it is corresponding with the graph-text content 8 of the road signs of the aluminum alloy base material of hollow out, be pasted on white counterdie 5.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and distortion, these improve and distortion also should be considered as protection scope of the present invention.
Claims (10)
1. LED back projection type active illuminating road signs, it is characterized in that, comprise casing, LED area light source, retroreflective marking base plate, reflecting material, described LED area light source is arranged in casing, described retroreflective marking base plate is arranged at described casing front, and described reflecting material is pasted on described retroreflective marking base plate front.
2. LED back projection type active illuminating road signs according to claim 1, it is characterized in that, described retroreflective marking base plate is the aluminum alloy base material of hollow out, and the aluminum alloy base material of described hollow out is formed after the graph-text content of aluminum alloy base material hollow out road signs.
3. LED back projection type active illuminating road signs according to claim 1, is characterized in that, also comprise Drive and Control Circuit, and described Drive and Control Circuit connects LED area light source.
4. LED back projection type active illuminating road signs according to claim 3, is characterized in that, described Drive and Control Circuit connects electric supply installation, and described electric supply installation is municipal electrical network or solar storage battery.
5. LED back projection type active illuminating road signs according to claim 1, is characterized in that, described LED area light source is made up of the arrangement of wide-angle White LED pros, and described adjacent LED spacing is less than 35mm.
6. LED back projection type active illuminating road signs according to claim 1, it is characterized in that, the distance between described LED area light source and retroreflective marking base plate is greater than 35mm.
7. LED back projection type active illuminating road signs according to claim 1, it is characterized in that, described reflecting material comprises white counterdie and word film.
8. LED back projection type active illuminating road signs according to claim 7, it is characterized in that, described white counterdie is white prism type light reflection film, and white counterdie is pasted onto retroreflective marking base plate front.
9. LED back projection type active illuminating road signs according to claim 7, is characterized in that, the graph-text content of described word film hollow out road signs, is pasted onto on white counterdie.
10. LED back projection type active illuminating road signs according to claim 1, it is characterized in that, described casing is aluminium alloy box, and described casing is provided with casing backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410618267.7A CN104361843A (en) | 2014-11-05 | 2014-11-05 | LED (light emitting diode) rear-projection active luminescent road traffic sign |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410618267.7A CN104361843A (en) | 2014-11-05 | 2014-11-05 | LED (light emitting diode) rear-projection active luminescent road traffic sign |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104361843A true CN104361843A (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410618267.7A Pending CN104361843A (en) | 2014-11-05 | 2014-11-05 | LED (light emitting diode) rear-projection active luminescent road traffic sign |
Country Status (1)
| Country | Link |
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| CN (1) | CN104361843A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966474A (en) * | 2015-06-25 | 2015-10-07 | 南京赛康交通安全科技股份有限公司 | Light guiding type reflective film plate and manufacturing method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5677702A (en) * | 1993-12-27 | 1997-10-14 | Inoue Denki Co. Inc | Display unit incorporating light guiding plate |
| CN101044539A (en) * | 2004-10-18 | 2007-09-26 | 3M创新有限公司 | Dynamic information sign |
| CN102592380A (en) * | 2012-03-21 | 2012-07-18 | 董飞鸿 | High lighting-effect low power-consumption light-emitting diode (LED) area light source initiative-passive light-emitting alarm device |
| CN102831847A (en) * | 2012-09-20 | 2012-12-19 | 三电有限公司 | Light-emitting diode (LED) luminous road sign |
| CN204178666U (en) * | 2014-11-05 | 2015-02-25 | 南京赛康交通安全科技股份有限公司 | LED back projection type active illuminating road signs |
-
2014
- 2014-11-05 CN CN201410618267.7A patent/CN104361843A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5677702A (en) * | 1993-12-27 | 1997-10-14 | Inoue Denki Co. Inc | Display unit incorporating light guiding plate |
| CN101044539A (en) * | 2004-10-18 | 2007-09-26 | 3M创新有限公司 | Dynamic information sign |
| CN102592380A (en) * | 2012-03-21 | 2012-07-18 | 董飞鸿 | High lighting-effect low power-consumption light-emitting diode (LED) area light source initiative-passive light-emitting alarm device |
| CN102831847A (en) * | 2012-09-20 | 2012-12-19 | 三电有限公司 | Light-emitting diode (LED) luminous road sign |
| CN204178666U (en) * | 2014-11-05 | 2015-02-25 | 南京赛康交通安全科技股份有限公司 | LED back projection type active illuminating road signs |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966474A (en) * | 2015-06-25 | 2015-10-07 | 南京赛康交通安全科技股份有限公司 | Light guiding type reflective film plate and manufacturing method thereof |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150218 |