CN102563534A - Led lamp and reflector - Google Patents
Led lamp and reflector Download PDFInfo
- Publication number
- CN102563534A CN102563534A CN2010105815797A CN201010581579A CN102563534A CN 102563534 A CN102563534 A CN 102563534A CN 2010105815797 A CN2010105815797 A CN 2010105815797A CN 201010581579 A CN201010581579 A CN 201010581579A CN 102563534 A CN102563534 A CN 102563534A
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- reflector
- led
- reflecting portion
- round table
- ring
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Abstract
The invention relates to an LED lamp and a reflector. The reflector comprises a rotator-shaped reflecting portion, the reflecting portion consists of a plurality of annular round table surfaces and a plurality of annular surfaces connected with the adjacent annular round table surfaces, crossing angles of buses on longitudinal sections of the adjacent annular round table surfaces are increased gradually, and outer diameters of the adjacent rings are increased gradually. The LED lamp consists of a light-transmitting shell component and an LED circuit board arranged in the shell component, and a plurality of LED light sources are fixedly disposed on the LED circuit board and are annularly distributed on the periphery of the reflector. By the aid of the gradually expanding reflector, light rays emitted by the LED light sources distributed on the periphery of the reflector are reflected after being projected to the outer wall of the reflector, light rays in different directions are formed, and accordingly the purpose of annular illumination is achieved. Simultaneously, the LED light sources are distributed on the same plane, wires of the LED light sources are arranged on the back of the LED circuit board, and the LED lamp with the structure can realize an annular illumination function and is simultaneously simple in structure.
Description
Technical field
The present invention relates to light fixture and assembly thereof, more particularly, relate to a kind of LED light fixture and reflector.
Background technology
At present, the mode that the ring signal lamp produces the ring luminous intensity distribution on the market is for being arranged on the LED lamp on cuboid or six prismatic four sides or six, and the position through annular spread LED lamp reaches the ring purpose.This light distribution structure need provide annular carriers such as cuboid or six prisms for the LED light fixture, thereby causes the production cost to increase.Fixedly install the LED lamp on each different facial of annular carrier, the wiring plate of a plurality of LED lamps all is positioned at the inner space of annular carrier, causes the wiring of this light distribution structure LED lamp complicated.Further, the LED lamp radiating element on a plurality of of the annular carriers is arranged in the inner small space of annular carrier, and the radiating effect of LED lamp is bad.
Summary of the invention
The technical problem that the present invention will solve is that ring light distribution lamp complex structure, heat dispersion defect of bad to existing in the prior art provide a kind of LED light fixture and reflector, can finely address the above problem.
The technical solution adopted for the present invention to solve the technical problems is: a kind of reflector comprises: the light-reflecting portion of the revolution bodily form; Said light-reflecting portion comprises: a plurality of ring-type round table surface and a plurality of anchor rings that connect adjacent said ring-type round table surface; Along the opening direction of said light-reflecting portion, the bus angle of the crossing on the adjacent said ring-type round table surface longitudinal section increases gradually, and the external diameter of adjacent said annulus increases gradually.
A kind of reflector of the present invention, preferred, the absolute value scope of the bus intersection angular difference of adjacent said ring-type round table surface is 4.8 °-5.6 °.
A kind of reflector of the present invention, preferred, the bus angle of the crossing scope of said ring-type round table surface is 86.65 °-135.95 °.
A kind of reflector of the present invention, preferred, the external diameter scope of said annulus is 17.82mm-60.25mm; The altitude range of said annulus is 3.6mm-5.34mm.
A kind of reflector of the present invention, preferred, the outer wall of said light-reflecting portion is provided with the aluminium membrane coat.
A kind of LED light fixture comprises the casing assembly of printing opacity and is arranged on the led circuit plate in the said casing assembly; Be set with the plurality of LEDs light source on the said led circuit plate; Said led light source is around the periphery that is distributed in said reflector.
A kind of LED light fixture of the present invention, preferred, said led light source is not more than the radius of open end of the light-reflecting portion of said reflector to the distance of the gyroaxis of said reflector.
A kind of LED light fixture of the present invention, preferred, said reflector also comprises the cylindrical base that is connected with said light-reflecting portion; Said bottom is fixedly installed on the said led circuit plate.
A kind of LED light fixture of the present invention, preferred, the axis of rotation of the light-reflecting portion of said reflector is perpendicular to said led circuit plate.
A kind of LED light fixture of the present invention, preferred, said casing assembly comprises the upper shell of printing opacity and the lower house that is fixedly connected with said upper shell; Said led circuit plate is fixedly installed on the said lower house.
The present invention can reach following beneficial effect: is distributed in the ray cast that the peripheral led light source of reflector sends and to the outer wall of reflector after, is reflected through flaring type reflector being set, making, and the light of formation different directions, thus reach the ring purpose.Simultaneously, with the plurality of LEDs distribution of light sources at grade, its wiring is positioned at the back side of led circuit plate, and the LED light fixture of this structure can be realized the ring function, and simple in structure simultaneously and led light source wiring unification helps the heat radiation of plurality of LEDs light source.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the cross-sectional schematic of LED light fixture of the present invention;
Fig. 2 is the structural representation of the led light source assembly of LED light fixture of the present invention;
Fig. 3 is the index path of the led light source assembly of LED light fixture of the present invention;
Fig. 4 is the structural representation of the reflector of LED light fixture of the present invention;
Fig. 5 is the ring light distribution effect figure of LED light fixture of the present invention.
Among the figure
1, lower house 2, upper shell
3, circuit board 4, led light source
5, reflector 51, light-reflecting portion
52, bottom 6, electric appliance box
7, annulus 8, ring-type round table surface
The specific embodiment
To understand in order technical characterictic of the present invention, purpose and effect being had more clearly, to contrast accompanying drawing at present and specify the specific embodiment of the present invention.
As shown in Figure 1, be an embodiment of LED light fixture of the present invention, this LED light fixture comprises casing assembly, is set with led circuit plate 3 in the casing assembly, is set with plurality of LEDs light source 4 on the led circuit plate 3.Casing assembly comprises upper shell 2 and the lower house 1 that is fixedly connected with upper shell 2.This upper shell 2 is a transmission element, and the ring light transmission upper shell 2 of reflector 5 outer walls reflection sends.Led circuit plate 3 is fixedly installed on the lower house 1, constitutes electric appliance box 6 between lower house 1 and the led circuit plate 3, and the wiring of led light source 4 and radiating element are arranged in the electric appliance box 6.
In order to form the ring luminous intensity distribution, be provided with the reflector 5 of the revolution bodily form in this LED light fixture, reflector 5 utilizes its outer wall to carry out the adjustment of reflection ray angle among the present invention.Plurality of LEDs light source 4 is around the periphery that is distributed in reflector 5, and led light source 4 has certain distance apart from the outer wall of reflector 5, and is as shown in Figure 3, and the light that led light source 4 the is launched change light angle that on the outer wall of reflector 5, is reflected forms ring.
Further, in order to form the ring light of preferred angle, led light source 4 has certain restriction to the distance of reflector 5 bottoms, and is preferred, and 52 ultimate range is no more than the radius of light-reflecting portion 51 open ends of reflector 5 to led light source 4 to the bottom.
Further, in order to improve the bright spot of reflection ray, the outer wall of light-reflecting portion 51 is provided with the aluminium membrane coat, and the aluminium film has the effect that adds strong reflection.
Understandable; Reflector 5 also can not fixedly install with led circuit plate 3; That is: bottom 52 distance L ED circuit boards, 3 certain distances of reflector 5; On the plurality of LEDs light source 4 even distribution led circuit plates 3, the distributing position of led light source 4 can be according to the bottom 52 of reflector 5 to the adjusting apart from distance of led circuit plate 3, to reach best ring reflection angle in this structure.In this case, the fixed form of reflector 5 has multiple, such as: through collar light-reflecting portion 51 is fixed on casing assembly, the bottom 52 of bracing frame fixed reflector 5 perhaps is set.
As shown in Figure 4, light-reflecting portion 51 comprises a plurality of ring-type round table surface 8 and the annulus 7 that connects adjacent ring-type round table surface 8.Along the opening direction of light-reflecting portion 51, be disposed with the first ring-type round table surface, first annulus, the second ring-type round table surface, second annulus ... N-1 annulus, N ring-type round table surface, the value of N are natural number from the bottom 52 of reflector 5.Preferably, N is ten.
The 52 bus angles of the crossing to the adjacent ring-type round table surface 8 of the opening direction of the portion of giving out light increase gradually along the bottom; That is: the bus angle of the crossing of the second ring-type round table surface is greater than the bus angle of the crossing of the first ring-type round table surface; The bus angle of the crossing of the 3rd ring-type round table surface is greater than the bus angle of the crossing of the second ring-type round table surface; Successively, the bus angle of the crossing of N ring-type round table surface is greater than the bus angle of the crossing of N-1 ring-type round table surface.
Further, for the outer wall light reflected angle that makes reflector 5 is suitable, the bus angle of the crossing a scope of ring-type round table surface 8 is 86.65 °-135.95 °.As shown in Figure 4, the angle of the first ring-type round table surface is 86.65 °, and the angle of the 9th ring-type round table surface is 99.35 °, and the angle of bull's eye shape round table surface is 135.95 °.
With a specific embodiment is example; Be provided with annulus 7 between the adjacent ring-type round table surface 8; This annulus 7 is the transition annulus, and it mainly acts on is to let form smooth transition between the ring-type round table surface 8 of the adjacent different bus angles of the crossing, and the altitude range of annulus 7 is 3.6mm-5.34mm; As shown in Figure 4, the height of first annulus to the, nine annulus is followed successively by: 3.6mm, 4.09mm, 4.27mm, 3.98mm, 3.92mm, 4.17mm, 4.37mm, 3.66mm, 5.34mm.As shown in Figure 4, along the opening direction of light-reflecting portion 51, the external diameter of annulus 7 increases gradually from the bottom 52 of reflector 5, and the external diameter scope of this annulus 7 is 17.82mm-60.25mm.The external diameter of first annulus to the, nine annulus is followed successively by: 17.82mm, 23.38mm, 28.36mm, 33.27mm, 38.4mm, 43.66mm, 48.51mm, 53.77mm, 60.25mm.The reflector of this structure, formed light distribution effect figure, as shown in Figure 5, the range of exposures of ring light is bigger.In the said structure, the absolute value of the bus intersection angular difference between the adjacent ring-type round table surface 8 changes between 4.8～5.6 degree.
Combine accompanying drawing that embodiments of the invention are described above; But the present invention is not limited to the above-mentioned specific embodiment, and the above-mentioned specific embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (10)
1. a reflector is characterized in that: comprising: the light-reflecting portion of the revolution bodily form; Said light-reflecting portion comprises: a plurality of ring-type round table surface and a plurality of annulus that connect adjacent said ring-type round table surface; Along the opening direction of said light-reflecting portion, the bus angle of the crossing on the adjacent said ring-type round table surface longitudinal section increases gradually, and the external diameter of adjacent said annulus increases gradually.
2. reflector according to claim 1 is characterized in that, the absolute value scope of the bus intersection angular difference of adjacent said ring-type round table surface is 4.8 °-5.6 °.
3. reflector according to claim 2 is characterized in that, the bus angle of the crossing scope of said ring-type round table surface is 86.65 °-135.95 °.
4. reflector according to claim 3 is characterized in that, the external diameter scope of said annulus is 17.82mm-60.25mm; The altitude range of said annulus is 3.6mm-5.34mm.
5. reflector according to claim 4 is characterized in that the outer wall of said light-reflecting portion is provided with the aluminium membrane coat.
6. a LED light fixture is characterized in that: comprising: each described reflector of claim 1～5; The casing assembly of printing opacity and be arranged on the led circuit plate in the said casing assembly; Be set with the plurality of LEDs light source on the said led circuit plate; Said led light source is around the periphery that is distributed in said reflector.
7. LED light fixture according to claim 6 is characterized in that, said led light source is not more than the radius of open end of the light-reflecting portion of said reflector to the distance of the gyroaxis of said reflector.
8. LED light fixture according to claim 7 is characterized in that said reflector also comprises the cylindrical base that is connected with said light-reflecting portion; Said bottom is fixedly installed on the said led circuit plate.
9. LED light fixture according to claim 8 is characterized in that, the axis of rotation of the light-reflecting portion of said reflector is perpendicular to said led circuit plate.
10. LED light fixture according to claim 9 is characterized in that, said casing assembly comprises the upper shell of printing opacity and the lower house that is fixedly connected with said upper shell; Said led circuit plate is fixedly installed on the said lower house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105815797A CN102563534A (en) | 2010-12-07 | 2010-12-07 | Led lamp and reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105815797A CN102563534A (en) | 2010-12-07 | 2010-12-07 | Led lamp and reflector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102563534A true CN102563534A (en) | 2012-07-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105815797A Pending CN102563534A (en) | 2010-12-07 | 2010-12-07 | Led lamp and reflector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102563534A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421841A (en) * | 2013-09-05 | 2015-03-18 | 法雷奥照明湖北技术中心有限公司 | Reflection tower, light reflection component and lighting and/or signal indicating device |
| WO2015192747A1 (en) * | 2014-06-16 | 2015-12-23 | Valeo Lighting Hubei Technical Center Co., Ltd. | Light patterning device and illuminating and/or signaling apparatus |
| CN107632471A (en) * | 2016-07-19 | 2018-01-26 | 鸿富锦精密工业（深圳）有限公司 | Light source module and backlight module |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0473802A (en) * | 1990-07-13 | 1992-03-09 | Sankyo Doro Hiyoushiki Kk | Rotating flash light |
| JPH073802A (en) * | 1993-06-11 | 1995-01-06 | Nippon Cement Co Ltd | Ground surface coating construction with greening block |
| US5642933A (en) * | 1993-12-29 | 1997-07-01 | Patlite Corporation | Light source structure for signal indication lamp |
| GB2350176A (en) * | 1999-05-18 | 2000-11-22 | John Clayton Ruddick | A beacon producing light with a wide horizontal angular spread |
| US6464373B1 (en) * | 2000-11-03 | 2002-10-15 | Twr Lighting, Inc. | Light emitting diode lighting with frustoconical reflector |
| CZ293964B6 (en) * | 2003-04-15 | 2004-08-18 | Dynasigźáspol@Ásáár@Áo | Warning light beacon with LED lighting sources |
| US20060291209A1 (en) * | 2005-06-22 | 2006-12-28 | Ian Booth | Novel reflector based optical design |
-
2010
- 2010-12-07 CN CN2010105815797A patent/CN102563534A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0473802A (en) * | 1990-07-13 | 1992-03-09 | Sankyo Doro Hiyoushiki Kk | Rotating flash light |
| JPH073802A (en) * | 1993-06-11 | 1995-01-06 | Nippon Cement Co Ltd | Ground surface coating construction with greening block |
| US5642933A (en) * | 1993-12-29 | 1997-07-01 | Patlite Corporation | Light source structure for signal indication lamp |
| GB2350176A (en) * | 1999-05-18 | 2000-11-22 | John Clayton Ruddick | A beacon producing light with a wide horizontal angular spread |
| US6464373B1 (en) * | 2000-11-03 | 2002-10-15 | Twr Lighting, Inc. | Light emitting diode lighting with frustoconical reflector |
| CZ293964B6 (en) * | 2003-04-15 | 2004-08-18 | Dynasigźáspol@Ásáár@Áo | Warning light beacon with LED lighting sources |
| US20060291209A1 (en) * | 2005-06-22 | 2006-12-28 | Ian Booth | Novel reflector based optical design |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421841A (en) * | 2013-09-05 | 2015-03-18 | 法雷奥照明湖北技术中心有限公司 | Reflection tower, light reflection component and lighting and/or signal indicating device |
| CN104421841B (en) * | 2013-09-05 | 2016-04-13 | 法雷奥照明湖北技术中心有限公司 | Reflective tower, light reflection subassembly and illumination and/or signal indicating device |
| WO2015192747A1 (en) * | 2014-06-16 | 2015-12-23 | Valeo Lighting Hubei Technical Center Co., Ltd. | Light patterning device and illuminating and/or signaling apparatus |
| CN105465744A (en) * | 2014-06-16 | 2016-04-06 | 法雷奥照明湖北技术中心有限公司 | Light patterning device and lighting and/or signal indicating equipment |
| US10100996B2 (en) | 2014-06-16 | 2018-10-16 | Valeo Lighting Hubei Technical Center Co., Ltd. | Light patterning device and illuminating and/or signaling apparatus |
| CN107632471A (en) * | 2016-07-19 | 2018-01-26 | 鸿富锦精密工业（深圳）有限公司 | Light source module and backlight module |
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Application publication date: 20120711 |