CN201608938U - Light source system used for LED light box - Google Patents
Light source system used for LED light box Download PDFInfo
- Publication number
- CN201608938U CN201608938U CN2009201744973U CN200920174497U CN201608938U CN 201608938 U CN201608938 U CN 201608938U CN 2009201744973 U CN2009201744973 U CN 2009201744973U CN 200920174497 U CN200920174497 U CN 200920174497U CN 201608938 U CN201608938 U CN 201608938U
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- China
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- led
- light
- reflecting unit
- leds
- reflex reflector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model provides a light source system used for an LED light box, comprising a picture supporting plate arranged in the exhibition direction of the light box, a light source positioned behind the picture supporting plate and composed of a plurality of LEDs, and an LED drive control circuit connected with the LED light source and respectively controlling the brightness of the plurality of LEDs. The system uses the controllability of the LEDs to increase the showing effect of the light box, and uses a light-reflectance and a dodging devices to increase the lighting brightness and uniformity.
Description
Technical field
The utility model relates to a kind of light-source system, relates in particular to a kind of light-source system of the LED of being used for lamp box.
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 occurred now with LED as transmission-type lamp box backlight.
But present LED lamp box only is that with the difference of traditional tube lamp box light source is different, and the various characteristics that does not make full use of LED strengthens bandwagon effect.The present comparative maturity that has developed for the Drive Control Technique of LED is not showed the field but also it is incorporated into lamp box.
On the other hand, 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.
The utility model content
The utility model provides a kind of light-source system of the LED of being used for lamp box, and with the single problem of solution bandwagon effect, and illumination is weak or uneven problem.
For solving the problems of the technologies described above, the utility model provides a kind of light-source system of the LED of being used for lamp box, comprises the light source that plurality of LEDs is formed, and also comprises the LED Drive and Control Circuit, links to each other with described led light source, controls the brightness of described plurality of LEDs respectively.
Preferably, described plurality of LEDs is pressed the grid array arrangement.
Preferably, described LED Drive and Control Circuit is according to setting in advance the brightness that described plurality of LEDs is controlled in timesharing respectively.
Preferably, further comprise reflex reflector at described picture supporting bracket rear, described reflex reflector comprises the reflecting unit of some adjacent settings, described reflecting unit has opening is showed direction towards lamp box recessed spatial accommodation, the inner surface of described spatial accommodation is reflective surface, and described LED is arranged in the described spatial accommodation.
Preferably, described reflecting unit is inverted frustum of a pyramid shape.
Preferably, the sidewall convex or concave of described reflecting unit.
Preferably, described LED is arranged on the bottom surface or side of described reflecting unit.
Preferably, be provided with dodging device in LED the place ahead, described dodging device has light-shielding structure corresponding to the position of described LED.
Preferably, described led array is arranged, and described dodging device is the waffle slab of longitude and latitude braiding, and described light-shielding structure is the crosspoint of the described waffle slab corresponding with described LED.
Preferably, the crosspoint of described waffle slab is provided with translucent anti-dazzling screen, concavees lens or convex lens.
Preferably, described dodging device is a translucent sheet, with described LED corresponding black mesh-like pattern, concavees lens structure or the convex lens structures of described light-shielding structure for forming on described translucent sheet.
The utility model utilizes the controllability of LED, has strengthened the bandwagon effect of lamp box, utilizes reflective simultaneously and dodging device, has strengthened illumination brightness and uniformity.
Description of drawings
Fig. 1 be according to the utility model embodiment structural representation;
Fig. 2 is the end view of Fig. 1;
Fig. 3 is the structural representation of an embodiment of reflex reflector of the present utility model;
Fig. 4 is the end view of Fig. 3;
Fig. 5 is the structural representation of an embodiment of reflex reflector of the present utility model;
Fig. 6 is the end view of Fig. 5;
Fig. 7 is the structural representation of an embodiment of reflex reflector of the present utility model;
Fig. 8 is the end view of Fig. 7;
Fig. 9 is the structural representation of an embodiment of reflex reflector of the present utility model;
Figure 10 is the end view of Fig. 9;
Figure 11 is the structural representation of an embodiment of reflex reflector of the present utility model;
Figure 12 is the end view of Figure 11;
Figure 13 is the structural representation of an embodiment of reflex reflector of the present utility model;
Figure 14 is the end view of Figure 13.
Embodiment
With reference to the accompanying drawings the utility model is elaborated.
See figures.1.and.2 and be an embodiment schematic diagram of the present utility model.Lamphouse light source system comprises the light source of being made up of plurality of LEDs 2 that is positioned at picture supporting bracket (not shown) rear, also comprises LED Drive and Control Circuit 3, links to each other with all led light source, is used for controlling respectively the brightness of described plurality of LEDs.Described plurality of LEDs can grid array be arranged, also can annular array, and the utility model does not limit this.
Decorate the field at some large-scale outside lights at present, such as building profile decorative lamp etc., some ripe controlling Design are arranged, the utility model combines the control technology of this respect with the LED drive controlling of lamp box, the LED Drive and Control Circuit can be according to the needs of bandwagon effect and design in advance, for example certain regional area (can be the advertised product LOGO that is showed) in whole image increases flicker effect, perhaps regularly changes some regional light and shade contrast etc.Because every LEDs can be controlled brightness separately, therefore, can realize a lot of bandwagon effects.
In addition, in order to increase integral illumination brightness, can also comprise a reflex reflector, as shown in Figure 1, reflex reflector is arranged in the lamp box, and reflex reflector is made up of the reflecting unit 1 of some adjacent settings, and reflecting unit 1 has the recessed spatial accommodation of opening towards described picture supporting bracket, the inner surface of spatial accommodation is reflective surface, and LED is arranged in the described spatial accommodation.In this example, adopting lighting angle is the LED 2 of 160 degree, in other embodiments, also can adopt the LED of other lighting angle as required, for example 120 degree.Described recessed spatial accommodation can be the recessed realization of end face by an awl terrace with edge or cylinder table shape, and the utility model does not limit this.
Specifically, reflex reflector can comprise the reflecting unit 1 of the inverted tetragonous cone table shape (also can be conical prismoid shapes such as triangular frustum, tetragonous cone table or pentagonal pyramid platform) that a plurality of peristomes edge interconnects.The inner surface of the reflecting unit of tetragonous cone table shape, promptly medial surface and bottom surface are reflective surface, and LED is arranged on the bottom surface or side of described reflecting unit symmetrically, and in this example, LED 2 is arranged on the symmetry axis of reflecting unit inner bottom surface, as shown in Figure 2.
Fig. 3 and Fig. 4 are another embodiment of reflex reflector of the present utility model.In this example, reflex reflector is identical with reflex reflector in the last example, all is the reflecting unit 1 of the inverted tetragonous cone table shape that comprises that a plurality of peristomes edge interconnects.Difference is that LED 2 is arranged on four angles of reflecting unit inner bottom surface, as shown in Figure 4.
Fig. 5 and Fig. 6 are another embodiment of reflex reflector of the present utility model.In this example, reflex reflector still comprises the reflecting unit 1 of the inverted tetragonous cone table shape that a plurality of peristomes edge interconnects.LED 2 is arranged on the both sides of the interior lateral edges of reflecting unit respectively symmetrically, as shown in Figure 6.
Fig. 7 and Fig. 8 are another embodiment of reflex reflector of the present utility model.In this example, reflex reflector comprises the reflecting unit 1 of the inverted tetragonous cone table shape that a plurality of peristomes edge links together, and different is the sidewall evagination of this reflecting unit 1.LED 2 is arranged on the symmetry axis of inner bottom surface of reflecting unit 1, as shown in Figure 8.
Fig. 9 and Figure 10 are another embodiment of reflex reflector of the present utility model.In this example, reflex reflector comprises the reflecting unit 1 of the inverted tetragonous cone table shape that a plurality of peristomes edge links together, and different is the concave side wall of this reflecting unit 1.LED 2 is arranged on the symmetry axis of inner bottom surface of reflecting unit 1, as shown in figure 10.
Figure 11 and Figure 12 are another embodiment of reflex reflector of the present utility model.In this example, reflex reflector comprises the reflecting unit 1 of the inverted tetragonous cone table shape that a plurality of peristomes edge links together, and different is the sidewall evagination of this reflecting unit 1.LED 2 is arranged on the center of each medial surface of reflecting unit 1, as shown in figure 12.
Figure 13 and Figure 14 are another embodiment of reflex reflector of the present utility model.In this example, reflex reflector comprises the reflecting unit 1 of the inverted tetragonous cone table shape that a plurality of peristomes edge links together, and different is the concave side wall of this reflecting unit 1.LED 2 is arranged on the center of each medial surface of reflecting unit 1, as shown in figure 14.
In addition, for further making light more even, the utility model can also be provided with a dodging device between described picture supporting bracket and LED, described dodging device has light-shielding structure corresponding to the position of described LED, block with the light that LED is shone out, or further to around dredge, make soft the shining on the picture exhibition plate of being of light.
For example, when described led array was arranged, described dodging device was the waffle slab of longitude and latitude braiding, and described light-shielding structure is the crosspoint of the described waffle slab corresponding with described LED.
On the crosspoint of described waffle slab, can also be provided with translucent anti-dazzling screen, concavees lens or convex lens.
Described dodging device can also be to be translucent sheet, and described light-shielding structure is corresponding with the described LED black mesh-like pattern that is printed on the described translucent sheet.Described light-shielding structure can also be concavees lens structure or the convex lens structures corresponding with described LED that forms on described translucent sheet.
The concrete structure of these equal electro-optical devices is realized simple, and is with low cost, shading and leaded light effective.
Previously described is embodiment of the present utility model only, and the utility model is not limited in this, any about variant of the present utility model or to improvement that it carried out and adjust all within the utility model scope required for protection.
Claims (11)
1. a light-source system that is used for the LED lamp box comprises plurality of LEDs, it is characterized in that, further comprises the LED Drive and Control Circuit, links to each other with described led light source, controls the brightness of described plurality of LEDs respectively.
2. the system as claimed in claim 1 is characterized in that, described plurality of LEDs arrayed.
3. the system as claimed in claim 1 is characterized in that, described LED Drive and Control Circuit is according to setting in advance the brightness that described plurality of LEDs is controlled in timesharing respectively.
4. the system as claimed in claim 1, it is characterized in that, further comprise reflex reflector, described reflex reflector comprises the reflecting unit of some adjacent settings, described reflecting unit has opening is showed direction towards lamp box recessed spatial accommodation, the inner surface of described spatial accommodation is reflective surface, and described LED is arranged in the described spatial accommodation.
5. system as claimed in claim 4 is characterized in that, described reflecting unit is inverted frustum of a pyramid shape.
6. system as claimed in claim 4 is characterized in that, the sidewall convex or concave of described reflecting unit.
7. system as claimed in claim 4 is characterized in that, described LED is arranged on the bottom surface or side of described reflecting unit.
8. the system as claimed in claim 1 is characterized in that, is provided with dodging device in LED the place ahead, and described dodging device has light-shielding structure corresponding to the position of described LED.
9. system as claimed in claim 8 is characterized in that, described led array is arranged, and described dodging device is the waffle slab of longitude and latitude braiding, and described light-shielding structure is the crosspoint of the described waffle slab corresponding with described LED.
10. system as claimed in claim 9 is characterized in that the crosspoint of described waffle slab is provided with translucent anti-dazzling screen, concavees lens or convex lens.
11. system as claimed in claim 8 is characterized in that, described dodging device is a translucent sheet, with described LED corresponding black mesh-like pattern, concavees lens structure or the convex lens structures of described light-shielding structure for forming on described translucent sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201744973U CN201608938U (en) | 2009-12-02 | 2009-12-02 | Light source system used for LED light box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201744973U CN201608938U (en) | 2009-12-02 | 2009-12-02 | Light source system used for LED light box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201608938U true CN201608938U (en) | 2010-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201744973U Expired - Fee Related CN201608938U (en) | 2009-12-02 | 2009-12-02 | Light source system used for LED light box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201608938U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915374A (en) * | 2010-07-09 | 2010-12-15 | 王默文 | LED lamphouse light source system |
| CN110136603A (en) * | 2019-03-31 | 2019-08-16 | 方迪勇 | A kind of constructive method of large modular lamp box |
| CN110148363A (en) * | 2019-03-31 | 2019-08-20 | 方迪勇 | A kind of constructive method of modularity lamp box |
-
2009
- 2009-12-02 CN CN2009201744973U patent/CN201608938U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915374A (en) * | 2010-07-09 | 2010-12-15 | 王默文 | LED lamphouse light source system |
| CN110136603A (en) * | 2019-03-31 | 2019-08-16 | 方迪勇 | A kind of constructive method of large modular lamp box |
| CN110148363A (en) * | 2019-03-31 | 2019-08-20 | 方迪勇 | A kind of constructive method of modularity lamp box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20131202 |