CN101435552A - Reflecting module group of LED light fitting - Google Patents
Reflecting module group of LED light fitting Download PDFInfo
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- CN101435552A CN101435552A CNA2007101705029A CN200710170502A CN101435552A CN 101435552 A CN101435552 A CN 101435552A CN A2007101705029 A CNA2007101705029 A CN A2007101705029A CN 200710170502 A CN200710170502 A CN 200710170502A CN 101435552 A CN101435552 A CN 101435552A
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Abstract
The invention relates to a reflecting module for an LED lamp. The periphery of the LED lamp is provided with the reflecting module, one surface of the reflecting module is a convergence surface, and the back surface is a reflecting surface; in a mode that the convergence surface faces to the reflecting surface, a radiation beam of the LED lamp straightly projects a light shape with promoted brightness towards a lighting area along with reflection light which is incident to the reflecting surface and the convergence surface. The reflecting module has functions of promoting brightness, reducing cost and so on.
Description
Technical field
The present invention relates to the LED light fixture, particularly, is the reflective module about a kind of LED light fixture, more specifically, is to converge towards the reflective module of field of illumination direct projection one smooth shape together with reverberation about a kind of LED of allowing radiation laser beam.
Background technology
Because of light emitting diode (Light Emitting Diode, abbreviation LED) more can save electric energy than outdoor lamp (being used for the light fixture of outdoor lighting as HID light fixture road lamp such as mercury vapor lamp, high pressure sodium lamp or other) or indoor lamp (being used for the light fixture of building illumination as common tungsten filament heating bulb, fluorescent lamp or other), may use widely future.
Be illustrated in figure 1 as a kind of LED lighting schematic diagram of a TaiWan, China patent (application number I255321), though outside illuminator 1, stacked fixed head 11 and light-passing board 12, its brightness does not reach the standard of illumination yet.Briefly, illuminator 1 belongs to the visible light of a kind of cold light system, and the light beam 14 of radiation and the reverberation 15 of taper reflecting surface 13 can form the field of illumination (being called for short according to district 16) of set smooth shape at certain distance.
Can be clear that from Fig. 1, the district 16 of shining of two contiguous illuminators 1 can be in the highest facular area 17 of common factor place formation brightness, brightness time high bright district 18 impinges upon near this facular area 17, and all the other are lower according to the range brightness in district 16, and then brightness is dull gradually according to the part of distinguishing 16 to exceed this.
Be illustrated in figure 2 as the schematic diagram of a kind of LED lighting of another TaiWan, China patent (application number M307091), mainly be that shady face at lamp housing 6 has extruded complex cooling fin 61, one side group to light is provided with plural led module 62, and each LED module 62 is to be installed with plurality of LEDs lamp 64 for 63 li at a lampshade.
From the brightness of roads light, the brightness in one section street at interval 50 meters a street lamp is set, but the lighting level deficiency of above-mentioned two examples, must the interval about 4 meters be provided with one and just meet required brightness, cause the cost of illumination too high.
Summary of the invention
The objective of the invention is to overcome the deficiency in the existing LED lighting design, the reflective module of a kind of new LED is provided.
The invention provides a kind of reflective module of LED light fixture, comprising:
The substrate of at least one electronic circuit layout, described substrate are fixedly arranged on the light fixture;
The illuminator of the described substrate of a plurality of electric connections, described illuminator radiation laser beam form the district of shining of a set smooth shape; And
Plural number is positioned at the reflecting assembly of described illuminator periphery, and described reflecting assembly simultaneously is a face that converges towards the light fixture center, and the back side is a reflecting surface, and the described angle of face tilt that converges is greater than reflecting surface.
The present invention also provides a kind of reflective module of LED light fixture, comprising:
A plurality of substrates, arrangement is fixedly arranged on the light fixture;
Plural number electrically connects the illuminator of described substrate, and described illuminator radiation laser beam forms the district of shining of a set smooth shape; And
One polygon has the reflection shield of skewed cover wall, described reflective covering between the wall with the crisscross space that correspondence is arranged of most reflecting assemblies, described illuminator is contained in the relative space of described reflection shield, each described reflecting assembly of parallel wherein two opposite side has the face of converging respectively, described center of converging face towards light fixture, the back side is a reflecting surface, and the described angle of face tilt that converges is greater than reflecting surface.
The present invention provides a kind of reflective module of LED light fixture again, comprising:
Plural number electrically connects the illuminator of an electronic circuit layout substrate, and described substrate is installed on the light fixture, and described illuminator radiation laser beam forms the district of shining of a set smooth shape; And
A plurality of rectangular reflecting units, described reflecting unit are respectively established a wall side by side in two minor face positions, the long limit of the aspect ratio of described wall side by side height, and the inner face at least one long limit is the face that converges.
The present invention also provides a kind of reflective module of LED light fixture, be provided with a plurality of reflecting assemblies at the LED periphery, described reflecting assembly simultaneously is the face of converging, the back side is a reflecting surface, the two described reflecting assemblies that are positioned at the LED opposite side with the face of converging towards reflecting surface, the LED radiation laser beam converges the reverberation of face together with incidence reflection face, mirror, towards the light shape that promotes according to district's direct projection one brightness.
The reflective module of a kind of LED light fixture of the present invention cooperates the reverberation of reflecting assembly to converge by LED light fixture radiation laser beam and forms set smooth shape according to the district, effect such as have the brightness of lifting, reduce cost.
Description of drawings
Fig. 1 is the schematic diagram of known TaiWan, China I255321 patent.
Fig. 2 is the schematic diagram of known TaiWan, China M307091 patent.
Fig. 3 is the embodiment of the present invention's one reflective module, cooperates the light beam and the reflection schematic diagram of light fixture incident.
Fig. 4 is the modular preferred embodiment of a kind of reflection shield, cooperates illuminator to be assembled in the schematic diagram that concerns of light fixture.
Fig. 5 is that Fig. 4 assembles the vertical view of finishing, and the signal of the side of corresponding two adjacent sides.
Fig. 6 is the embodiment part assembly schematic diagram of another modularization reflection shield.
Fig. 7 is the partial schematic diagram that reflecting unit cooperates illuminator among Fig. 6.
Fig. 8 is a plurality of reflecting units and the floor map that becomes reflection shield.
Fig. 9 is the schematic diagram of another modularization reflection shield embodiment, cooperates illuminator to be assembled in light fixture.
The specific embodiment
Below in conjunction with specific embodiment, the invention will be further described.Should be understood that following examples only are used to the present invention is described but not are used to limit scope of the present invention.
As shown in Figure 3, for a kind of reflective module schematic diagram of the present invention, comprise a lamp housing 21, have the lampshade 211 of a light-permeable, this lamp housing is installed with plural substrate 22 for 21 li, and this substrate 22 can be a kind of sheet material of electronic circuit layout.The electrode tip of a plurality of illuminators 2 is pegged graft respectively or is welded on this substrate 22, respectively this substrate 22 edge around has at least one reflecting assembly 23, this reflecting assembly 23 has a face that converges 231 that tilts, this back side of converging face 231 is reflectings surface 232, and the angle of inclination of this reflecting surface 232 is less than the face of converging 231.
Above-mentioned reflecting assembly 23 is located at the side of this substrate 22 with an established condition: each converges the center of face 231 toward light fixture, sees that from Fig. 3 is clear the face that converges 231 of Fig. 3 left part two reflecting assemblies 23 is towards the upper right side; The face that converges 231 of Fig. 3 right part two reflecting assemblies 23 is towards the upper left side, and this condition allows the brightness of present embodiment be higher than aforesaid prior art.
With Fig. 3 left part two reflecting assemblies 23 is example, illuminator 2 radiation laser beams 24 incidents of figure left part substrate 22 are converged face 231 and are produced reverberation 25a, and illuminator 2 radiation laser beams 24 incidence reflection faces 232 reflex to the reverberation 25b that the face of converging 231 produces again, and two light appear this lampshade 211 in the same way and incide one according to 26 li in district.
Similarly, Fig. 3 right part two reflecting assemblies 23 are under illuminator 2 radiation laser beams 24 irradiations of figure right part substrate 22, incident is converged face 231 and is caused living reverberation 25c, and converging the reverberation 25d that face 231 produces from reflecting surface 232 incidents, two light also appear this lampshade 211 in the same way and incide same as 26 li in district.
As for 2 radiation laser beams 24 of illuminator of figure middle part substrate 22, be the face that converges 231 of incident both sides reflecting assembly 23, produce reverberation 25 and appear lampshade 211 towards this photograph district 26.
All illuminator 2 radiation laser beams cooperate the light source of reflecting assembly 23 reflections, the set smooth shape of converging formation is according to distinguishing 26 than more mixed light gathering of aforementioned prior art, so the bright degree of illumination promotes relatively, thus, when for example serving as the street lamp use, distance at interval will heal near the standard of conventional road lamp naturally greater than prior art.Because the power consumption of LED light emitting diode is low than conventional road lamp, so under the similar brightness, the production cost of present embodiment is more cheap.
Divide into mirror and diffusion because of the surface condition of reflection, wherein, nonplanar reflection is called " diffusion ", and the reflecting assembly 23 of present embodiment is preferably made mirror process or Treatment of Metal Surface, makes reflecting assembly 23 reflect all light beams in the mirror mode.
According to above-mentioned technology contents, the present invention is able to identical flow process, making step and utilizes the same reflecting assembly of mould regulation and control angle of inclination volume production.
Be one to be assembled in the radiative material 31 of lamp housing shown in Fig. 4,5, one side has the fin 311 that multi-disc contact gas is used to dispel the heat, and face is a smooth commissure 312 in addition, and this commissure 312 is arranged fixing for plural substrate 32.This substrate 32 can be the printed circuit board (PCB) of electronic circuit layout, allows the electrode tip of a plurality of illuminators 3 peg graft respectively or be welded on the corresponding substrate 32, makes respectively these illuminator 3 radiation laser beams of electric connection.
One reflection shield 4,41 on the cover wall that tilts on four limits is crisscross a plural reflecting assembly 42, the staggered a plurality of strips space 43 that respectively forms between this reflecting assembly 42.These reflection shield 4 covers overlay on the substrate 32 of arrangement, make respectively that these substrate 32 peripheries have reflecting assembly 42, and a pair of in twos illuminator arranged side by side 3 is placed in 43 li in corresponding space on this substrate 32, thus, every pair of illuminator 3 peripheries arranged side by side have reflecting assembly 42 equally.
This reflecting assembly 42 has a face that converges 421 that tilts, and one converge the reflecting surface 422 of face 421 back to this, and the angle that this reflecting surface 422 tilts is less than the face of converging 421.4 li of quadrangle reflection shields, the reflecting assembly 42 of parallel wherein two opposite side can be the design that the cross section is isosceles triangle, as for the reflecting assembly 42 of parallel other two opposite side, then converges face 421 with this and designs toward the center of light fixture.
Thus, all illuminator 3 radiation laser beams cooperate the light source of reflecting assemblies 42 reflections, can adjust converge a set smooth shape according to the district, its principle as previously mentioned, so the bright degree of illumination is able to relative lifting.
Present embodiment goes out same reflection shield 4 in identical flow process, step volume production, so present embodiment is better than prior art with just like 4 pairs of illuminators of the reflection shield of one 3 carry out the brightness lifting.
Fig. 6～8 are the embodiment of another reflective module, the drawing demonstration utilizes three groups of Mold Makings to go out the reflecting unit 5 of strip, this reflecting unit 5 is respectively established a wall 51 side by side in two minor face positions, this is the height longer sides height of wall 51 side by side, and the inner faces on one of two long limits are the face that converges 521.Difference is:
Wherein first group of Mold Making goes out a central reflecting unit 5a, and the both sides of the reflecting unit 5a of these central authorities are respectively equipped with a sidewall 52, be connected to two side by side these sidewall 52 appearances between the wall 51 be a combined surface 522, this combined surface 522 has caulking groove 523 one.Two these sidewall 52 subtend faces are all light beam and converge face 521, two towards one of field of illumination reflection this converges that the reflecting assembly 53 with a plurality of equidistant settings separates out complex number space 54 between the face 521.
Second group of Mold Making goes out to organize in the lump reflecting unit 5b, should and the both sides of group reflecting unit 5b be respectively equipped with one and be connected to two sidewalls 52 of wall 51 side by side, these sidewall 52 appearances are a combined surface 522, and one of them combined surface 522 has a caulking groove 523, and another combined surface 522 has an interlocking portion 524.Sidewall 52 inner faces with this caulking groove 523 are that light beam converges face 521 towards one of field of illumination reflection, and sidewall 52 inner faces with this interlocking portion 524 are a reflecting surface 525, and this angle that converges face 521 inclinations is greater than reflecting surface 525.In addition, this converges that the reflecting assembly 53 with a plurality of equidistant settings separates out complex number space 54 between face 521 and the reflecting surface 525.
The 3rd group of Mold Making goes out an edge reflecting unit 5c, one side this edge reflecting unit 5c be provided with a sidewall 52, these sidewall 52 external one sides are one to have the combined surface 522 of interlocking portion 524, these combined surface 522 back sides are a reflecting surface 525.The opposite side of this sidewall 52 is one highly to equal the flaring 55 of wall 51 side by side, the angle and the above-mentioned face 521 that converges of face tilt are similar in this flaring 55, the light beam of these flaring 55 inner faces of incident is reflected towards the field of illumination, and equidistantly be provided with a plurality of reflecting assemblies 53 between these flaring 55 inner faces and the reflecting surface 525, use the space 54 that separates out plural number.
According to the difformity of above-mentioned reflecting unit 5, be able at the chimeric respectively reflecting unit 5b that organizes at least in the lump in central reflecting unit 5a both sides, also group reflecting unit 5b rabbets an edge reflecting unit 5c, and organizes one and be equivalent to aforesaid reflection shield.
As shown in Figure 9, be that drawing shows that difference between the two is: the commissure 312 of this radiative material 31 changes the V-type inclined design into, allows a plurality of substrates 32 amplexiform on this commissure 312 according to the derive embodiment of another modularization reflection shield of Fig. 4,5.This reflection shield 4 changes the V-arrangement cover body that body is a symmetry in response to the commissure 312 of radiative material 31, covered and cover outside the plural substrate of arranging on this commissure 312 32, makes a pair of in twos illuminator 3 arranged side by side be placed in 43 li in corresponding space.
In sum, the reflective module of LED light fixture of the present invention except sending high power illumination, more possesses three functions via optical effects such as refractive power, reflection, mixed lights:
The first, increase brightness;
The second, uniform illumination; And
Three, adjust light shape.
Because LED is a kind of unidirection luminous light emitting source, its light illumination is too concentrated, can produce dazzling hot spot; If be used for illumination, then uneven light can make eyes produce sticky feeling.So the reflective module of LED light fixture of the present invention utilizes refractive power, reflects, adds mixed light principle phase complementary light, not only increases brightness, and reach the phenomenon that uniform illumination reduces or eliminate hot spot.
The reflective module of LED light fixture of the present invention utilizes the height of reflecting assembly and angle of inclination to adjust suitable according to the required light shape in district.For example road equipments such as highway, overpass, provincial highway provide 60 meters light shape illumination at three tracks, and the light shape that the Four-Lane Road supply is 50 meters is thrown light on, or provides institute's light requirement shape to shine uniformly at outdoor projecting lamp, room lighting.
Claims (6)
1, a kind of reflective module of LED light fixture is characterized in that, comprising:
The substrate of at least one electronic circuit layout, described substrate are fixedly arranged on the light fixture;
The illuminator of the described substrate of a plurality of electric connections, described illuminator radiation laser beam form the district of shining of a set smooth shape; And
Plural number is positioned at the reflecting assembly of described illuminator periphery, and described reflecting assembly simultaneously is a face that converges towards the light fixture center, and the back side is a reflecting surface, and the described angle of face tilt that converges is greater than reflecting surface.
2, a kind of reflective module of LED light fixture is characterized in that, comprising:
A plurality of substrates, arrangement is fixedly arranged on the light fixture;
Plural number electrically connects the illuminator of described substrate, and described illuminator radiation laser beam forms the district of shining of a set smooth shape; And
One polygon has the reflection shield of skewed cover wall, described reflective covering between the wall with the crisscross space that correspondence is arranged of most reflecting assemblies, described illuminator is contained in the relative space of described reflection shield, each described reflecting assembly of parallel wherein two opposite side has the face of converging respectively, described center of converging face towards light fixture, the back side is a reflecting surface, and the described angle of face tilt that converges is greater than reflecting surface.
3, the reflective module of LED light fixture as claimed in claim 2 is characterized in that, the reflecting assembly of parallel other two opposite side of described reflection shield is the design that a cross section is isosceles triangle.
4, a kind of reflective module of LED light fixture is characterized in that, comprising:
Plural number electrically connects the illuminator of an electronic circuit layout substrate, and described substrate is installed on the light fixture, and described illuminator radiation laser beam forms the district of shining of a set smooth shape; And
A plurality of rectangular reflecting units, described reflecting unit are respectively established a wall side by side in two minor face positions, the long limit of the aspect ratio of described wall side by side height, and the inner face at least one long limit is the face that converges.
5, the reflective module of LED light fixture as claimed in claim 4 is characterized in that, described reflecting unit is distinguished to be had:
A) central reflecting unit, described central reflecting unit both sides are respectively equipped with a connection two sidewall of wall side by side, described sidewall is outward one to have the combined surface of a caulking groove, two described sidewalls respectively are the face that converges in the subtend face, the two described spaces that separate respective amount between face with the reflecting assembly of a plurality of equidistant settings of converging;
B) and organize reflecting unit, both sides described and the group reflecting unit are respectively equipped with a connection two sidewall of wall side by side, described sidewall is outward a combined surface, one of them combined surface has a caulking groove, another combined surface has an interlocking portion that cooperates with described caulking groove, side wall inner surface with described caulking groove is the face that converges, side wall inner surface with described interlocking portion is a reflecting surface, the described angle that converges face tilt is greater than reflecting surface, in the described space that separates respective amount between face and the reflecting surface with the reflecting assembly of a plurality of equidistant settings of converging;
C) edge reflecting unit, one side of described edge reflecting unit is provided with a sidewall, opposite side is one highly to equal the flaring of wall side by side, described sidewall is outward one to have the combined surface of interlocking portion, the described combined surface back side is a reflecting surface, described flaring inner face has and the described similar angle of inclination of face of converging, and separates the space of respective amount between described flaring inner face and reflecting surface with the reflecting assembly of a plurality of equidistant settings.
6, a kind of reflective module of LED light fixture, it is characterized in that, be provided with a plurality of reflecting assemblies at the LED periphery, described reflecting assembly simultaneously is the face of converging, the back side is a reflecting surface, towards reflecting surface, the LED radiation laser beam converges the reverberation of face together with incidence reflection face, mirror to the two described reflecting assemblies that are positioned at the LED opposite side, towards the light shape that promotes according to district's direct projection one brightness with the face of converging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101705029A CN101435552A (en) | 2007-11-16 | 2007-11-16 | Reflecting module group of LED light fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101705029A CN101435552A (en) | 2007-11-16 | 2007-11-16 | Reflecting module group of LED light fitting |
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| Publication Number | Publication Date |
|---|---|
| CN101435552A true CN101435552A (en) | 2009-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101705029A Pending CN101435552A (en) | 2007-11-16 | 2007-11-16 | Reflecting module group of LED light fitting |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374443A (en) * | 2010-08-06 | 2012-03-14 | 东莞万士达液晶显示器有限公司 | Light source module and desk lamp using same |
| CN102853291A (en) * | 2012-04-24 | 2013-01-02 | 中山大学 | Detachable LED (Light Emitting Diode) light engine |
| CN101994992B (en) * | 2009-08-28 | 2013-06-05 | 高志刚 | Reflector of LED street lamp |
-
2007
- 2007-11-16 CN CNA2007101705029A patent/CN101435552A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994992B (en) * | 2009-08-28 | 2013-06-05 | 高志刚 | Reflector of LED street lamp |
| CN102374443A (en) * | 2010-08-06 | 2012-03-14 | 东莞万士达液晶显示器有限公司 | Light source module and desk lamp using same |
| CN102853291A (en) * | 2012-04-24 | 2013-01-02 | 中山大学 | Detachable LED (Light Emitting Diode) light engine |
| CN102853291B (en) * | 2012-04-24 | 2015-05-20 | 中山大学 | Detachable LED (Light Emitting Diode) light engine |
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Open date: 20090520 |