CN201475750U - Led light source - Google Patents
Led light source Download PDFInfo
- Publication number
- CN201475750U CN201475750U CN2009202250398U CN200920225039U CN201475750U CN 201475750 U CN201475750 U CN 201475750U CN 2009202250398 U CN2009202250398 U CN 2009202250398U CN 200920225039 U CN200920225039 U CN 200920225039U CN 201475750 U CN201475750 U CN 201475750U
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- CN
- China
- Prior art keywords
- light source
- wedge shape
- led
- shape part
- source base
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- 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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- Fastening Of Light Sources Or Lamp Holders (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED light source. The LED light source comprises a substrate, an LED component mounted on the front side of the substrate, and a drive circuit mounted on the back side of the substrate and electrically connected with the LED component, wherein a wedge-shaped component is arranged on the front side of the substrate; and the LED component is mounted on the bevel surface of the wedge-shaped component. The wedge-shaped component can diffuse the beams emitted by the LED component so as to enlarge the effective illumination range, thereby meeting the requirement of emission angle of the LED light source. Meanwhile, the wedge-shaped component can also dissipate heat of the LED component so as to prolong the service life of the LED component.
Description
Technical field
The utility model relates to the photoelectric technology lighting field, relates in particular to a kind of led light source.
Background technology
LED, it is light emitting diode, it is the semiconductor element that electric energy is converted into luminous energy, in recent years, along with the continuous development of photoelectron technology, also obtained unprecedented development with LED as semiconductor illuminating light source Study on Technology and application, compare with incandescent lamp or electricity-saving lamp that traditional lighting is adopted, because of LED has excellent characteristic in many-side, substitute traditional incandescent lamp or electricity-saving lamp gradually.
Traditional incandescent lamp and electricity-saving lamp power consumption are big, and service life is short, the maintenance cost height; The light fixture that has also contains heavy metal and pernicious gas, and environment is polluted, and also the person is damaged.And the led light source energy consumption is low, forming under the situation of equal illuminating effect, power consumption have only incandescent lamp 1/8, electricity-saving lamp 1/3, energy-saving effect is very obvious; The long service life of led light source was more than 50,000 hours, was more than 10 times of conventional incandescent; Led light source does not contain heavy metal and pernicious gas, does not pollute the environment, and can people's health not damaged yet, and is a kind of environmental protection light source.
Because led light source has the characteristic of above-mentioned excellence, in recent years, many industrially developed country are all greatly developing photoelectron technology and opto-electronics, and in U.S. key technology project is listed photoelectron technology by U.S. government, and Japanese government is listed in photoelectron technology and first develops the position.China Department of Science and Technology is under the support of " 863 " plan, propose to develop the semiconductor lighting plan in June, 2003 first, at present, semiconductor lighting is classified as the preferential theme of energy field industrial energy saving by National Program for Medium-to Long-term Scientific and Technological Development, and promote the product of expanding domestic demand as quickening and list State Council in " about development science and technology support effect, promote the suggestion that economy develops smoothly and faster " etc. among a series of behaves, make led light source have vast potential for future development.But the light-emitting diode tubular construction that the led light source of prior art adopts the planar point configuration to distribute more, the direction of illumination of LED lamp is perpendicular to the ground substantially, and lighting angle is non-adjustable, thus effectively illumination range is non-adjustable, has influenced its result of use.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of lighting angle adjustable led light source at above-mentioned the deficiencies in the prior art.
For solving the problems of the technologies described above, the technical solution of the utility model is: led light source comprises light source base; Be installed on the LED element of the interarea of described light source base; Be installed on the drive circuit at the back side of described light source base, described drive circuit is electrically connected with described LED element; The interarea of described light source base is provided with the wedge shape part, and described LED element is installed on the inclined plane of described wedge shape part.
As optimized technical scheme, described wedge shape part is adhered on the interarea of described light source base.
As optimized technical scheme, described wedge shape part and described light source base are made as one.
As optimized technical scheme, described wedge shape part comprises the wedge shape monomer of a plurality of annular arrays, is equipped with the LED element on each wedge shape monomer.
As optimized technical scheme, described wedge shape part annular is arranged on the interarea of described light source base, and described LED element arrays is arranged on the described wedge shape part.
Owing to adopted technique scheme, the beneficial effects of the utility model are: owing to be provided with the wedge shape part on the interarea of described light source base, described LED element is installed on the inclined plane of described wedge shape part, when described LED element is in the electrified light emitting state, the central ray that the LED element sends is vertical with the inclined plane of described wedge shape part, described wedge shape part plays disperse function to the light of whole LED light source, can satisfy requirement to the led light source lighting angle, enlarge effective illumination range, when the angle of inclination on the inclined plane that changes the wedge shape part, can change the lighting angle of led light source, adjust illumination range; Simultaneously, described wedge shape part also plays thermolysis to the LED element, can further prolong the service life of LED element.
Description of drawings
Below in conjunction with accompanying drawing the utility model embodiment is described further.
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the profile at A-A place among Fig. 1;
Fig. 3 is the structural representation of the utility model embodiment two;
Fig. 4 is the B-B cutaway view among Fig. 3.
Among the figure: the 1-light source base; The 2-LED element; 3-wedge shape part; 4-constant current drive plate.
The specific embodiment
Embodiment one: shown in Fig. 1, Fig. 2 were common, led light source comprised light source base 1, and described light source base 1 adopts the metal material of lightweight, perfect heat-dissipating, preferred casting aluminium material; Be installed on the LED element 2 of the interarea of described light source base 1; Be installed on the drive circuit (not shown) at described light source base 1 back side, described drive circuit is a constant-current drive circuit, and described constant-current drive circuit is arranged on the constant current drive plate 4 at light source base 1 back side, and described drive circuit is electrically connected with described LED element 2; The interarea of described light source base 1 is provided with wedge shape part 3, and described wedge shape part 3 adopts the metal material of lightweight, perfect heat-dissipating, preferred casting aluminium material, and described LED element 2 is adhesively fixed on the inclined plane of described wedge shape part 3 by heat conductive silica gel.When connecting drive circuit, when described LED element 2 is in the electrified light emitting state, the central ray that LED element 2 sends is vertical with the inclined plane of described wedge shape part 3, the light of 3 pairs of whole LED light sources of described wedge shape part plays disperse function, can satisfy requirement, enlarge effective illumination range, when the angle of inclination on the inclined plane that changes the wedge shape part the led light source lighting angle, can change the lighting angle of led light source, adjust illumination range; Simultaneously, 3 pairs of LED elements of described wedge shape part also play support, thermolysis, can further prolong the service life of LED element.
Wherein, described wedge shape part 3 comprises a baseplane and forms an inclined plane of acute angle angle with described baseplane that described wedge shape part 3 utilizes heat conductive silica gel to be adhered on the interarea of described light source light source base 1 by its baseplane.
Described wedge shape part 3 also can be cast into one by the mode and the described light source base 1 of casting.
In the present embodiment, described wedge shape part 3 comprises the wedge shape monomer of a plurality of annular arrays, is equipped with LED element 2 on each wedge shape monomer.
Embodiment two: shown in Fig. 3, Fig. 4 are common, embodiment two and embodiment one are basic identical, unique difference is that described wedge shape part 3 annulars are arranged on the interarea of described light source base 1, can wedge shape part 3 and light source base 1 be bonded together by heat conductive silica gel, also can wedge shape part 3 and light source base 1 be cast into one by the mode of casting, described LED element 2 arrays are arranged on the described wedge shape part 3.
Concrete assembled embodiment is adhesively fixed on LED element 2 on the inclined-plane of described wedge shape part 3 for the moment by heat conductive silica gel; On the interarea of light source base 1, determine the position and the quantity of the wedge shape monomer of wedge shape part 3, the combination of wedge shape part 3 with LED element 2 is bonded on the light source base 1 according to predetermined position with heat conductive silica gel; With per three LED elements, 2 usefulness leads series connection, each group after the series connection is in parallel, be connected to after the parallel connection on the constant current drive plate 4 at light source base 1 back side; Side in that constant current drive plate 4 is installed is provided with hold-down screw, and the installation that is used for led light source is with fixing.
Claims (5)
1.LED light source comprises
Light source base;
Be installed on the LED element of the interarea of described light source base;
Be installed on the drive circuit at the back side of described light source base, described drive circuit is electrically connected with described LED element; It is characterized in that:
The interarea of described light source base is provided with the wedge shape part, and described LED element is installed on the inclined plane of described wedge shape part.
2. led light source as claimed in claim 1 is characterized in that: described wedge shape part is adhered on the interarea of described light source base.
3. led light source as claimed in claim 1 is characterized in that: described wedge shape part and described light source base are made as one.
4. as claim 2 or 3 described led light sources, it is characterized in that: described wedge shape part comprises the wedge shape monomer of a plurality of annular arrays, is equipped with the LED element on each wedge shape monomer.
5. as claim 2 or 3 described led light sources, it is characterized in that: described wedge shape part annular is arranged on the interarea of described light source base, and described LED element arrays is arranged on the described wedge shape part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202250398U CN201475750U (en) | 2009-08-27 | 2009-08-27 | Led light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202250398U CN201475750U (en) | 2009-08-27 | 2009-08-27 | Led light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201475750U true CN201475750U (en) | 2010-05-19 |
Family
ID=42412000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202250398U Expired - Fee Related CN201475750U (en) | 2009-08-27 | 2009-08-27 | Led light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201475750U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374420A (en) * | 2010-08-20 | 2012-03-14 | 旭丽电子(广州)有限公司 | Luminaire |
| CN103196117A (en) * | 2012-01-10 | 2013-07-10 | 欧司朗股份有限公司 | Heat radiation device, omnidirectional lighting device equipped with same and modified lamp |
| CN110220168A (en) * | 2018-03-02 | 2019-09-10 | 台湾爱司帝科技股份有限公司 | Video capturing device and its ring-shaped light source structure |
| CN113125453A (en) * | 2021-04-27 | 2021-07-16 | 贵州航天精工制造有限公司 | Photographing device for degradation experiment of penetration detection PSM test block and using method thereof |
-
2009
- 2009-08-27 CN CN2009202250398U patent/CN201475750U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374420A (en) * | 2010-08-20 | 2012-03-14 | 旭丽电子(广州)有限公司 | Luminaire |
| CN103196117A (en) * | 2012-01-10 | 2013-07-10 | 欧司朗股份有限公司 | Heat radiation device, omnidirectional lighting device equipped with same and modified lamp |
| CN103196117B (en) * | 2012-01-10 | 2017-07-07 | 欧司朗股份有限公司 | Heat abstractor, the heat abstractor omnidirectional lighting device and modification lamp are installed |
| CN110220168A (en) * | 2018-03-02 | 2019-09-10 | 台湾爱司帝科技股份有限公司 | Video capturing device and its ring-shaped light source structure |
| CN113125453A (en) * | 2021-04-27 | 2021-07-16 | 贵州航天精工制造有限公司 | Photographing device for degradation experiment of penetration detection PSM test block and using method thereof |
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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: 20100519 Termination date: 20130827 |