CN200958723Y - High-brightness LED luminous module - Google Patents
High-brightness LED luminous module Download PDFInfo
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- CN200958723Y CN200958723Y CNU2006200988318U CN200620098831U CN200958723Y CN 200958723 Y CN200958723 Y CN 200958723Y CN U2006200988318 U CNU2006200988318 U CN U2006200988318U CN 200620098831 U CN200620098831 U CN 200620098831U CN 200958723 Y CN200958723 Y CN 200958723Y
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Abstract
The utility model relates to a LED luminous module with a high lightness, comprising a radiator, a drive circuit, a LED and a light beam shaping device; wherein, the LED is fixed on the radiator and connected with the drive circuit, with the emitted light goes through the light beam shaping device first and then is output. The utility model, by making use of a combination of an optical mirror slip and a prism, can effectively utilize the light intensity emitted by the LED, compress the divergence angle of the output light beams and directly output the light beams as a rectangular light field. The utility model is particularly suitable for transmission and/or reflection type projection systems.
Description
Technical field
It is the light emitting module of rectangle that the utility model relates to a kind of light emitting diode (LED) outgoing light field, particularly a kind of high-brightness LED light emitting module, and be applied in transmission and the reflective projection system.
Background technology
Light emitting diode (Light Emitting Diode) is the semiconductor photoelectric device that emerges rapidly in recent years, it has that volume is little, in light weight, voltage is low, electric current is little, brightness is high and advantage such as luminescence response speed is fast, easily and transistor and the supporting use of integrated circuit.Along with improving constantly of its luminous efficiency, except the indicator lamp in traditional lighting market, traffic lights outside fields such as display board are applied, have also obtained application to a certain degree in the projection light source field.
What generally adopt in front projection system is metal halogen bulb, UHE bulb, these three kinds of light sources of UHP bulb.Except projection bulb, white light LEDs and RGB color separation LED may become desirable projection light source in the future fully.The luminous efficiency that expects the year two thousand twenty white light LEDs will reach 200lm/w, surmount the projection bulb of all kinds at present.Advantages such as the RGB color separation demonstration that led array can provide, optically focused, installation also are that other projection bulbs hardly match.Shortcomings such as it is low that but projection at present has brightness with led light source, and the efficiency of light energy utilization is low, and volume is excessive.
Summary of the invention
The purpose of this utility model is for the volume of the projection light source that solves current use is big, and the shortcoming that the efficiency of light energy utilization is low provides a kind of high-brightness LED light emitting module.This light emitting module utilizes the combination of optical mirror slip and prism, the angle of divergence of compression light beam not only, and be output as rectangular light beam, be more suitable for coupling with transmission and reflective projection system.
The technical solution of the utility model is:
The high-brightness LED light emitting module comprises radiator, drive circuit, light emitting diode and light-beam forming unit, light emitting diode is fixed on the radiator, and links to each other with drive circuit, and the light that light emitting diode sends is exported behind light-beam forming unit.
Described radiator comprises the tie point that at least one is used for fixing light emitting diode; At least one metallic region closely contacts with light-emitting diode (LED) module, and this contact area is used for the light-emitting diode (LED) module heat radiation; The tie point that at least one is used for fixing fan and/or promotes the device of air motion;
Described drive circuit comprises the incoming junction that at least one road is connected with light emitting diode, is used for providing operating voltage and operating current to light emitting diode; And drive part comprises a rectification unit and a voltage transformation unit, in order to AC power is converted to light-emitting diode (LED) module operating voltage and operating current.
The light beam outgoing type of described light emitting diode may be surface emission type, Lang Boxing, convergent type or point source type.This lumination of light emitting diode region shape can for: rectangle, circle or oval also can be other any geometric figures.This light emitting diode beam divergence angle is 5-140 °.Described light emitting diode is single or multiple light emitting diode series connection/parallel connections.
Described light-beam forming unit comprises at least one optical mirror slip or prism, and its effect is that the emergent light with above-mentioned light emitting diode converges, and is shaped as the output of rectangle light field.The module output beam is constrained in the rectangular area and propagates.
The beneficial effects of the utility model are: after adopting the high-brightness LED light-emitting device of said structure, can effectively utilize the output intensity of light emitting diode, and be directly output as the rectangle light field, be specially adapted to transmission and/or reflective projection system.
Description of drawings
Fig. 1 is the utility model high-brightness LED luminous device structure schematic diagram;
Fig. 2 is embodiment 1 schematic diagram of the utility model light-emitting diode (LED) module internal light source;
Fig. 3 is embodiment 2 schematic diagrames of the utility model light-emitting diode (LED) module internal light source;
Fig. 4 is embodiment 3 schematic diagrames of the utility model light-emitting diode (LED) module internal light source;
Fig. 5 is embodiment 1 schematic diagram that the utility model light emitting diode, light-beam forming unit make up mutually;
Fig. 6 is embodiment 2 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually;
Fig. 7 is embodiment 3 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually.
Fig. 8 is embodiment 4 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually;
Fig. 9 is embodiment 5 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually.
Wherein among the figure: the 1-light path; The 10-light emitting diode; 100-RGB look individual packages light emitting diode; 101-redgreenblue simple grain encapsulation LED; The 102-white light-emitting diode; The 20-light-beam forming unit; The 200-lens set; The 201-eyeglass; Hollow or the solid prism of 202-; The 203-diaphragm; The 30-drive circuit; The 40-radiator.
The specific embodiment
The utility model is one can be directly applied for the high-brightness LED light emitting module of transmission and reflective projection system, comprise radiator, drive circuit, light emitting diode and light-beam forming unit, light emitting diode is fixed on the radiator, and link to each other with drive circuit, the light that light emitting diode sends is exported behind light-beam forming unit.And under same utility model purpose, numerous embodiments is arranged.
As shown in Figure 1, be structural representation of the present utility model, include drive circuit 30, radiator 40, light-beam forming unit 20, light emitting diode 10.
Now respectively various diode types are made the following instructions:
Embodiment 2 schematic diagrames of the utility model light-emitting diode (LED) module internal light source, as Fig. 3, in the light-emitting diode (LED) module the diode that uses be white light-emitting diode 102, promptly in a light-emitting zone of diode, fix the output white light, adopting single also can be that a plurality of white light-emitting diode 102 is luminous, promptly can be used as the light source in the light-emitting diode (LED) module.
Embodiment 3 schematic diagrames of the utility model light-emitting diode (LED) module internal light source, as Fig. 4, in the light-emitting diode (LED) module the diode that uses be RGB look individual packages light emitting diode, promptly in a light-emitting zone of diode, can only export ruddiness, blue light or green glow, adopt the red, green, blue Tricolor LED at least each one as the light source in the light-emitting diode (LED) module.
At diode types different in the light-emitting diode (LED) module, light-emitting diode (LED) module and light-beam forming unit have multiple fit system, so that emergent light can be directly applied for transmission and reflective projection system.
Enforcement 2 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually are referring to Fig. 6.The emergent light process of light emitting diode 10 is hollow also can be to become a rectangular light beam behind the solid prism 202, and the size of light beam and the angle of divergence are through the 200 back outgoing of another one spherical lens group.This embodiment is best suited for the situation that adopts redgreenblue simple grain encapsulation LED 101, white light-emitting diode 102 in the light emitting diode 10.
Embodiment 3 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually are referring to Fig. 7.It also can be solid prism 202 that the emergent light of light emitting diode 10 is coupled to hollow after by spherical lens group 200, from the light beam of prism 202 outgoing further through spherical lens group 200 shapings output.This embodiment is applicable in the light emitting diode 10 situation that adopts RGB look individual packages light emitting diode 100, redgreenblue simple grain encapsulation LED 101, white light-emitting diode 102, and output beam quality and optical energy utilization efficiency are higher than the scheme of embodiment 1.
Embodiment 4 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually are referring to Fig. 8.The emergent light of light emitting diode 10 directly by hollow also can be solid prism 202.The shape constraining outgoing beam shape and the angle of divergence by prism 202.This embodiment is best suited for the situation that adopts redgreenblue simple grain encapsulation LED 101, white light-emitting diode 102 in the light emitting diode 10.
Embodiment 5 schematic diagrames that the utility model light emitting diode, light-beam forming unit make up mutually are referring to Fig. 9.It also can be solid prism 202 that the emergent light of light emitting diode 10 is coupled to hollow after by spherical lens group 200, from prism 202 outgoing.This embodiment is applicable to the situation that adopts RGB look individual packages light emitting diode 100, redgreenblue simple grain encapsulation LED 101, white light-emitting diode 102 in the light emitting diode 10.
Claims (8)
1, high-brightness LED light emitting module, comprise radiator, drive circuit, light emitting diode and light-beam forming unit, it is characterized in that: light emitting diode is fixed on the radiator, and links to each other with drive circuit, the light that light emitting diode sends is rectangular light beam output behind light-beam forming unit.
2, light emitting module according to claim 1 is characterized in that: described radiator comprises the tie point that at least one is used for fixing light emitting diode; At least one metallic region closely contacts with light emitting diode; The tie point that at least one is used for fixing fan and/or promotes the device of air motion.
3, light emitting module according to claim 1 is characterized in that: described drive circuit comprises at least one road and is connected with the incoming junction of light emitting diode, and comprises a rectification unit and a voltage transformation unit.
4, light emitting module according to claim 1 is characterized in that: described light emitting diode light beam outgoing type is: surface emission type, Lang Boxing, convergent type or point source type.
5, according to claim 1 or 4 described light emitting modules, it is characterized in that: described lumination of light emitting diode region shape is: rectangle, circle or oval.
6, according to claim 1 or 4 described light emitting modules, it is characterized in that: described light emitting diode beam divergence angle is 5-140 °.
7, according to claim 1 or 4 described light emitting modules, it is characterized in that: described light emitting diode is single or multiple light emitting diode series connection/parallel connections.
8, light emitting module according to claim 1 is characterized in that: described light-beam forming unit comprises at least one optical mirror slip or prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200988318U CN200958723Y (en) | 2006-09-06 | 2006-09-06 | High-brightness LED luminous module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200988318U CN200958723Y (en) | 2006-09-06 | 2006-09-06 | High-brightness LED luminous module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200958723Y true CN200958723Y (en) | 2007-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200988318U Expired - Fee Related CN200958723Y (en) | 2006-09-06 | 2006-09-06 | High-brightness LED luminous module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200958723Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968170A (en) * | 2010-08-09 | 2011-02-09 | 上海光隧光电科技有限公司 | LED illumination light source device using LED complementary color light |
| CN101968171A (en) * | 2010-08-09 | 2011-02-09 | 上海光隧光电科技有限公司 | LED (Light Emitting Diode) lighting source device capable of realizing high colour developing index |
-
2006
- 2006-09-06 CN CNU2006200988318U patent/CN200958723Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968170A (en) * | 2010-08-09 | 2011-02-09 | 上海光隧光电科技有限公司 | LED illumination light source device using LED complementary color light |
| CN101968171A (en) * | 2010-08-09 | 2011-02-09 | 上海光隧光电科技有限公司 | LED (Light Emitting Diode) lighting source device capable of realizing high colour developing index |
| CN101968170B (en) * | 2010-08-09 | 2013-03-13 | 上海光隧光电科技有限公司 | LED illumination light source device using LED complementary color light |
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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: 20071010 Termination date: 20110906 |