CN202791809U - Light emitting diode (LED) reflective plate - Google Patents
Light emitting diode (LED) reflective plate Download PDFInfo
- Publication number
- CN202791809U CN202791809U CN2012204957668U CN201220495766U CN202791809U CN 202791809 U CN202791809 U CN 202791809U CN 2012204957668 U CN2012204957668 U CN 2012204957668U CN 201220495766 U CN201220495766 U CN 201220495766U CN 202791809 U CN202791809 U CN 202791809U
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- reflective
- led
- installing hole
- led installing
- group
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Abstract
The utility model discloses a light emitting diode (LED) reflective plate which comprises a reflective plate body coated with a reflective film on the surface, wherein the reflective plate body is provided with a plurality of groups of LED installation holes for passing through of an LED luminophor. The LED installation holes are arranged in an inverted regular truncated pyramid shape, and therefore light rays emitted by the LED luminophor to the periphery can be gathered and reflected, the use ratio of the light rays is improved, the emitted light rays are even and soft, the reflecting angle is big, and the light rays are diffused to enable the illumination range to be widened.
Description
Technical field
The utility model relates to the LED lighting field, particularly a kind of LED optical reflective disk with diffusing light effect.
Background technology
LED has the solid state light emitter of the advantages such as environmental protection, energy-efficient, long service life as a new generation, and is more and more extensive in the application of lighting field.Yet LED is the direct projection light source that a point sends, and direction of illumination is single, and the central point light of straight line irradiation is very strong, and dazzle is arranged, and it is tired that eye is accelerated in the dazzle meeting, and operating efficiency is reduced.Therefore usually when using LED as light source, all need to establish one for the reflex reflector that converges light in the light source upper cover, LED is carried out secondary light-distribution.Existing reflex reflector such as reflector, optical reflective disk etc., can converge LED low-angle light, and the LED high angle scattered light is transformed in the required angular range, improves light extraction efficiency, makes irradiation light even.But the LED installing hole of existing optical reflective disk all is set to the inverted round stage shape, and its reflection angle is little, thereby causes rising angle little, and the outgoing beam brightness of illumination is large, and illumination zone is little, is not suitable for the light fixture that needs the wide-angle luminous intensity distribution, such as street lamp, indoor basic lighting etc.
Therefore, how addressing the above problem is the technical problem that needs to be resolved hurrily in the industry.
Summary of the invention
Main purpose of the present utility model provides a kind of LED optical reflective disk, is intended to improve the reflection angle of LED optical reflective disk, makes the light diffusion, enlarges illumination zone.
The utility model proposes a kind of LED optical reflective disk, comprise a reflective disk body, be provided with the LED installing hole that the some LED of confession illuminators appear in described reflective disk body bottom surface, described LED installing hole be shaped as inverted positive prism-frustum-shaped, its upper surface is shaped as regular polygon, the sidewall of described LED installing hole is reflective surface, and the inclination angle between described reflective surface and the described LED installing hole bottom surface is at least 120 °.
Preferably, the bottom shape of described LED installing hole is regular polygon or circle.
Preferably, described LED installing hole be shaped as inverted positive six prism-frustum-shapeds, its upper surface is shaped as regular hexagon, its bottom shape is regular hexagon or circle.
Preferably, in described optical reflective disk surface and described reflective surface be coated with reflective membrane.
Preferably, described reflective disk body is rounded, described LED installing hole is arranged around the described reflective disk body center of circle and is formed some LED installing hole groups, be provided with some reflective salient points in described reflective disk body bottom surface, described reflective salient point is arranged around the described reflective disk body center of circle and is formed the reflective group of bumps of some LED, described LED installing hole group and the reflective group of bumps of described LED all are concentric circles and arrange, described reflective group of bumps evenly is arranged between the two adjacent described LED installing hole groups, and the setting of mutually staggering of each described reflective salient point and described LED installing hole.
Preferably, described reflective disk body is polygon, be provided with some reflective salient points in described reflective disk body bottom surface, described LED installing hole, described reflective salient point respectively vertical or horizontal arrangement form some LED installing hole groups, the reflective group of bumps of LED, described LED installing hole group and the reflective group of bumps of described LED all are ranks and arrange, described reflective group of bumps evenly is arranged between the two adjacent described LED installing hole groups, and the setting of mutually staggering of each described reflective salient point and described LED installing hole.
The utility model LED optical reflective disk comprises that a surface is coated with the reflective disk body of reflective membrane, be provided with the some groups of LED installing holes that supply the LED illuminator to appear at reflective disk body, the LED installing hole is inverted orthopyramid platform shape and arranges, the light-ray condensing that the LED illuminator can be sent to periphery, and reflect away, improve light utilization, the light that sends is more even, soft; Reflection angle is large, makes the light diffusion, improves illumination zone.
Description of drawings
Fig. 1 is the front view of LED optical reflective disk among the embodiment of the utility model LED optical reflective disk;
Fig. 2 is the stereogram of LED optical reflective disk among the embodiment of the utility model LED optical reflective disk;
Fig. 3 is the rearview of LED optical reflective disk among the embodiment of the utility model LED optical reflective disk;
The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Referring to figs. 1 through Fig. 3, an embodiment of the utility model LED optical reflective disk is proposed, comprise a reflective disk body 10, this reflective disk body 10 is square, and for using the plastic material injection mo(u)lding, weight is lighter.Be provided with LED installing hole 20 and the some reflective salient points 30 that the some LED of confession illuminators appear in reflective disk body 10 bottom surfaces, the LED installing hole 20 of some, reflective salient point 30 respectively vertical or horizontal arrangement forms some groups of LED installing hole groups, the reflective group of bumps of LED, the reflective group of bumps of LED installing hole group and LED all is ranks and arranges, reflective group of bumps evenly is arranged between the two adjacent LED installing hole groups, and each reflective salient point 30 and LED installing hole 20 setting of mutually staggering, thereby each reflective salient point 30 periphery is wound with 4 LED installing holes 20, and each reflective surface 200 on the reflective salient point 30 can both utilize fully; And each LED installing hole 20 periphery is wound with 4 reflective salient points 30, and the light that can fully the LED illuminator be sent reflects, and makes the light that sends more even.
Be provided with several installing holes at reflective disk body 10, be used for the LED optical reflective disk is covered on the LED illuminator.
This LED installing hole 20 be shaped as inverted positive prism-frustum-shaped, its upper surface is shaped as regular polygon, its bottom shape is regular polygon or circle; The shape of LED installing hole 20 is made as inverted positive six prism-frustum-shapeds in the present embodiment, and its upper surface is shaped as regular hexagon, and its bottom shape is regular hexagon or circle; Certainly, also can be made as other inverted positive multi-pyramid shapes.The sidewall of LED installing hole 20 is reflective surface 200, the light-ray condensing that the LED illuminator can be sent to periphery, and reflect away, improving light utilization, the light that sends is more even, soft; Inclination angle between reflective surface 200 and LED installing hole 20 bottom surfaces is 120 °, and reflection angle is large, can make the light diffusion, improves illumination zone.
Be coated with reflective membrane on reflective disk body 10 surfaces and reflective surface 200, can improve albedo, improve light utilization.
In addition, reflective disk body 10 also can be metal material and is made into integration; Reflective disk body 10 also can be circle, LED installing hole 20 is arranged around reflective disk body 10 centers of circle and is formed some LED installing hole groups, reflective salient point 30 is arranged around reflective disk body 10 centers of circle and is formed the reflective group of bumps of some LED, the reflective group of bumps of LED installing hole group and LED all is concentric circles and arranges, reflective group of bumps evenly is arranged between the two adjacent LED installing hole groups, and the setting of mutually staggering of each reflective salient point 30 and LED installing hole 20.
The above only is preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (6)
1. LED optical reflective disk, comprise a reflective disk body, be provided with the LED installing hole that the some LED of confession illuminators appear in described reflective disk body bottom surface, it is characterized in that, described LED installing hole be shaped as inverted positive prism-frustum-shaped, its upper surface is shaped as regular polygon, and the sidewall of described LED installing hole is reflective surface, and the inclination angle between described reflective surface and the described LED installing hole bottom surface is at least 120 °.
2. LED optical reflective disk according to claim 1 is characterized in that, the bottom shape of described LED installing hole is regular polygon or circle.
3. LED optical reflective disk according to claim 2 is characterized in that, described LED installing hole be shaped as inverted positive six prism-frustum-shapeds, its upper surface is shaped as regular hexagon, its bottom shape is regular hexagon or circle.
4. according to claim 1 and 2 or 3 described LED optical reflective disks, it is characterized in that, in described optical reflective disk surface and described reflective surface be coated with reflective membrane.
5. LED optical reflective disk according to claim 4, it is characterized in that, described reflective disk body is rounded, described LED installing hole is arranged around the described reflective disk body center of circle and is formed some LED installing hole groups, be provided with some reflective salient points in described reflective disk body bottom surface, described reflective salient point is arranged around the described reflective disk body center of circle and is formed the reflective group of bumps of some LED, described LED installing hole group and the reflective group of bumps of described LED all are concentric circles and arrange, described reflective group of bumps evenly is arranged between the two adjacent described LED installing hole groups, and the setting of mutually staggering of each described reflective salient point and described LED installing hole.
6. LED optical reflective disk according to claim 4, it is characterized in that, described reflective disk body is polygon, be provided with some reflective salient points in described reflective disk body bottom surface, described LED installing hole, described reflective salient point respectively vertical or horizontal arrangement form some LED installing hole groups, the reflective group of bumps of LED, described LED installing hole group and the reflective group of bumps of described LED all are ranks and arrange, described reflective group of bumps evenly is arranged between the two adjacent described LED installing hole groups, and the setting of mutually staggering of each described reflective salient point and described LED installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204957668U CN202791809U (en) | 2012-09-26 | 2012-09-26 | Light emitting diode (LED) reflective plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204957668U CN202791809U (en) | 2012-09-26 | 2012-09-26 | Light emitting diode (LED) reflective plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791809U true CN202791809U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204957668U Expired - Fee Related CN202791809U (en) | 2012-09-26 | 2012-09-26 | Light emitting diode (LED) reflective plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN202791809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764677A (en) * | 2016-12-16 | 2017-05-31 | 安徽极光照明工程有限公司 | A kind of LED floodlight of wide beam angle |
-
2012
- 2012-09-26 CN CN2012204957668U patent/CN202791809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764677A (en) * | 2016-12-16 | 2017-05-31 | 安徽极光照明工程有限公司 | A kind of LED floodlight of wide beam angle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150926 |
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| EXPY | Termination of patent right or utility model |