CN101725903A - Illuminating device and light reflecting cover thereof - Google Patents
Illuminating device and light reflecting cover thereof Download PDFInfo
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- CN101725903A CN101725903A CN200810171032A CN200810171032A CN101725903A CN 101725903 A CN101725903 A CN 101725903A CN 200810171032 A CN200810171032 A CN 200810171032A CN 200810171032 A CN200810171032 A CN 200810171032A CN 101725903 A CN101725903 A CN 101725903A
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- face
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- lighting device
- reflecting cover
- light source
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Abstract
The invention provides an illuminating device and a light reflecting cover thereof which are used for reflecting light rays emitted by a light source. The light reflecting cover comprises at least one reflecting sheet and a cone structure forming by the reflecting sheet; and the cone structure is provided with a plurality of conical parts, a first end surface and a second end surface, wherein the first end surface corresponds to the second end surface, the first end surface is used for arranging the light source, the second end surface is a light emitting end, and each conical part comprises a plurality of reflecting surfaces.
Description
Technical field
The present invention is about a kind of lighting device and light reflecting cover thereof, and particularly a kind of have height directive property, light can be concentrated on the light reflecting cover in demand zone and the less angle.
Background technology
Traditional street lighting device uses mercury vapor lamp, high-pressure mercury lamp or metal halide lamp etc. more, and the hemispheric lampshade of arranging in pairs or groups, and by hemispheric reflecting surface, the light of rear or side is reflexed to the place ahead.Yet, traditional lampshade only can with light simple reflex to the place ahead, do not have directive property, can't effectively light be concentrated in the surface area of demand irradiation, therefore the service efficiency of light fixture is low, and have a lot of unnecessary scattered lights to produce, for the driver on the road, pedestrian in addition arround the household all can impact.
Summary of the invention
The object of the present invention is to provide a kind of lighting device and light reflecting cover thereof, particularly a kind of have height directive property, light can be concentrated on the light reflecting cover in demand zone and the less angle.
So, for reaching above-mentioned purpose, according to light reflecting cover of the present invention, in order to reflect the light that a light source is sent, this light reflecting cover comprises at least one reflector plate, form a cone structure, this cone structure has a plurality of taperings and corresponding mutually one first end face and one second end face, and wherein first end face is in order to be provided with light source, and second end face is a light exit side, a plurality of taperings are superimposed up and down forming this cone structure, and each this tapering comprises a plurality of reflectings surface.
Wherein, first end face is an open end or is the blind end that reflector plate is set, this first end face is parallel or not parallel with second end face, and the area of second end face is greater than first end face, and this first end face and this second end face are oval, trapezoidal, circular, rectangle, polygon or irregular shape.The material of this reflector plate is preferably aluminium, and its surface has a high reflection material, forms by plated film or coating method, and this high reflection material is preferably silver.This cone structure is formed by the bending of individual reflection sheet, or is formed by a plurality of reflector plate windings.
This reflecting surface is arranged on the inside of cone structure, and arbitrary reflecting surface in a tapering is different with the slope of the reflecting surface of other tapering respective side, these a plurality of taperings are with this cone structure of the superimposed formation of one-body molded mode, or constitute by the winding mode, the first end face central shaft of this cone structure can overlap or not overlap with the second end face central shaft.
For reaching above-mentioned purpose, lighting device of the present invention is arranged by at least one lighting module and is assembled, and wherein each lighting module comprises at least one light source, at least one light reflecting cover, a substrate and a radiator.This light reflecting cover is corresponding to the light source setting, by the cone structure that at least one reflector plate constituted, this cone structure has a plurality of taperings and corresponding mutually one first end face and one second end face, this first end face is in order to be provided with light source, this second end face is a light exit side, a plurality of taperings are superimposed up and down forming this cone structure, and each this tapering comprises a plurality of reflectings surface.Substrate is in order to provide light source disposed thereon, and radiator is arranged on a side of substrate, in order to the substrate heat radiation to be provided.
Wherein, this light source is preferably a light emitting diode, and this lighting module also comprises an electric power connection line, a housing and a rubber blanket, and this electric power connection line electrically connects this light source; The material of this housing is preferably aluminium, and it connects radiator, in order to coating light source, substrate and light reflecting cover, and further comprises a transparent panel, and its material is preferably glass, is arranged on the light path of light source, penetrates so that light to be provided; This rubber blanket is arranged between housing and the radiator, in order to this light source water-proof function to be provided.
Above-mentioned a plurality of lighting module is arranged assembling with copline or non-copline mode, and the arcuation mode that is preferably is assembled.Above-mentioned lighting device also comprises a framework, and these a plurality of lighting modules are arranged on this framework.This lighting device is preferably a road lamp device, a searchlight or a projecting lamp.
Description of drawings
Figure 1A shows the schematic diagram of the light reflecting cover of the preferred embodiments of the present invention;
Figure 1B shows the top view of Fig. 3 A;
Fig. 1 C shows the side view of Fig. 3 A;
Fig. 2 A shows the opticpath figure of the light reflecting cover of the preferred embodiments of the present invention;
Fig. 2 B shows the light angle distribution map of the light reflecting cover of the preferred embodiments of the present invention;
Fig. 3 A shows the top view of the light reflecting cover of another preferred embodiment of the present invention;
Fig. 3 B shows the side view of the short side direction of Fig. 4 A;
3C figure shows the side view of the long side direction of Fig. 4 A;
Fig. 4 A shows the decomposition diagram of the lighting module of the preferred embodiments of the present invention;
Fig. 4 B shows the schematic diagram after Fig. 5 A combination; And
Fig. 5 A and Fig. 5 B show the schematic diagram of the lighting device of the preferred embodiments of the present invention.
The main element symbol description
1: cone structure
10: reflector plate
11: the first taperings
12: the second taperings
111,121: reflecting surface
13: the first end faces
14: the second end faces
4: lighting module
41: light reflecting cover
42: light source
43: substrate
44: radiator
45: housing
451: transparent panel
46: rubber blanket
47: electric power connection line
5: lighting device
51: ring-shaped frame
The specific embodiment
Hereinafter with reference to relevant drawings, according to the preferred embodiments of the present invention, wherein components identical will be illustrated with identical reference marks with explanation.
See also Figure 1A to Fig. 1 C, it shows the light reflecting cover of the preferred embodiments of the present invention, and Figure 1B is the top view of Figure 1A, Fig. 1 C is the side view of Figure 1A, it comprises a plurality of reflector plates 10, and winding becomes a cone structure 1, or is bent into a cone structure 1 by individual reflection sheet 10.This cone structure 1 has one first tapering 11, one second tapering 12 and corresponding mutually first end face 13 and one second end face 14, wherein first end face 13 is an open end, in order to light source to be set, also can be a blind end, 14 of second end faces are a light exit side, first tapering 11 and second tapering are superimposed forming this cone structure 1 about in the of 12, and first tapering 11 and second tapering 12 comprise a plurality of reflectings surface 111,121 respectively.This first end face 13 and this second end face 14 are looked actual needs and be can be an ellipse, trapezoidal, circular, rectangle, polygon or irregular shape, also can be parallel or not parallel between the both ends of the surface.
Arbitrary reflecting surface 111 in above-mentioned first tapering 11 is different with the slope of the reflecting surface 121 of second tapering, 12 respective side, first tapering 11 and second tapering 12 are with the superimposed formation cone structure 1 of one-body molded mode, or constitute by the winding mode, first end face, 13 central shafts of this cone structure 1 can overlap or not overlap with second end face, 14 central shafts.
Light reflecting cover structure according to present embodiment, each side at cone structure all has two reflectings surface 111,121 that slope is different, can be with the light reflection of more perspective, light is further concentrated in the angle and zone of demand, shown in Fig. 2 A, in addition on the angular distribution of light, also can be so that rising angle significantly dwindles, shown in Fig. 2 B.Each cone structure of light reflecting cover of the present invention must not be two taperings, also can be three taperings or more a plurality of, shown in Fig. 3 A to Fig. 3 C.
See also Fig. 4 A and Fig. 4 B, it shows the lighting module of the preferred embodiments of the present invention, and this lighting module 4 comprises a light reflecting cover 41, a light source 42, a substrate 43, a radiator 44, a housing 45, a transparent panel 451, a rubber blanket 46 and an electric power connection line 47.Light reflecting cover 41 is provided with corresponding to light source 42, constituted by a plurality of reflector plate, each light reflecting cover 41 is the cone structure that at least one reflector plate constituted, this cone structure has a plurality of taperings and corresponding mutually one first end face and one second end face, wherein first end face is in order to be provided with light source 42, second end face is a light exit side, a plurality of taperings are superimposed to form this cone structure up and down, and each this tapering comprises a plurality of reflectings surface, and wherein arbitrary reflecting surface in a tapering is different with the slope of the reflecting surface of other tapering respective side.This substrate 43 provides light source 42 disposed thereon, this radiator 44 is arranged on substrate 43 belows, in order to provide substrate 43 heat radiations, this housing 45 connects radiator 44, in order to coat light source 42, substrate 43 and light reflecting cover 41, its material is an aluminium, and the top of housing 45 has a transparent panel 451, penetrates in order to the light that light source 42 is provided.Surperficial Pasting one Heat Conduction Material of this substrate.
This light source 42 is a light emitting diode, electrically connect this electric power connection line 47, this rubber blanket 46 is arranged between housing 45 and the radiator 44, in order to water-proof function to be provided, the material of this light reflecting cover 41 is an aluminium, the surface has a high reflection material and forms with plated film or coating method, and its material is preferably silver.
See also Fig. 5 A and Fig. 5 B, it shows the lighting device of the preferred embodiments of the present invention, it comprises a ring-shaped frame 51, a plurality of lighting modules 4 as Fig. 4 B are arranged on this ring-shaped frame 51, and these a plurality of lighting modules 4 are arranged assembling with copline or non-copline mode, arrange for arcuation in the present embodiment, have three row's structures, central authorities rows' lighting module 4 is arranged with level angle, about two rows then respectively to central authorities' angle that tilts, and be an arcuation.This lighting device 5 is preferably a road lamp device, searchlight or projecting lamp.
In sum, lighting device of the present invention and light reflecting cover thereof have the structure of multiple reflection face by each conical surface, reach height directive property, light can be concentrated in the regional and less angle of demand, allow light concentrate, so that the service efficiency of light fixture to be provided.Under the demand of equal illumination, by the raising of light fixture service efficiency, reduce the generation of unnecessary scattered light, can reduce the quantity of light source, further reduce cost.
The above only is an illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and, all should comprise in the present invention its equivalent modifications of carrying out or change.
Claims (20)
1. light reflecting cover, in order to reflect the light that a light source is sent, it comprises:
At least one reflector plate, form a cone structure, this cone structure has a plurality of taperings and corresponding mutually one first end face and one second end face, and wherein this first end face is in order to be provided with this light source, this second end face is a light exit side, and each this tapering comprises a plurality of reflectings surface.
2. light reflecting cover according to claim 1, wherein this first end face and this second end face are an ellipse, trapezoidal, circular, rectangle, polygon or irregular shape, and this first end face is an open end or a blind end.
3. light reflecting cover according to claim 1, wherein the area of this second end face is greater than first end face, and this first end face and this second end face are parallel to each other or not parallel.
4. light reflecting cover according to claim 1, wherein the material of this reflector plate is aluminium or metal, and this reflector plate surface has a high reflection material, forms by plated film or coating method, and this height reflection material is for silver or for having the metal of high reflectance.
5. light reflecting cover according to claim 1, wherein this cone structure is formed by single this reflector plate buckling, or is formed by a plurality of these reflector plate windings.
6. light reflecting cover according to claim 1, wherein this reflecting surface is arranged on the inside of this cone structure.
7. light reflecting cover according to claim 1, wherein the slope of this reflecting surface of arbitrary this tapering respective side of this reflecting surface and other in this tapering is different.
8. light reflecting cover according to claim 1, wherein these a plurality of taperings are formed in one and constitute this cone structure, or become this cone structure by the winding of a plurality of taperings.
9. light reflecting cover according to claim 1, wherein this first end face central shaft can overlap or not overlap with this second end face central shaft.
10. a lighting device is assembled by at least one lighting module arrangement, and wherein each lighting module comprises:
At least one light source;
At least one light reflecting cover, be provided with corresponding to this light source, be the cone structure that at least one reflector plate constituted, this cone structure has a plurality of taperings and corresponding mutually one first end face and one second end face, wherein this first end face is in order to be provided with this light source, this second end face is a light exit side, and each this tapering comprises a plurality of reflectings surface; And
One substrate provides this light source disposed thereon.
11. lighting device according to claim 10, wherein this lighting module also comprises a housing, connects this radiator, in order to coat this light source, this substrate and this light reflecting cover.
12. lighting device according to claim 11, wherein this housing also comprises a transparent panel, is arranged on the light path of this light source, penetrates so that light to be provided.
13. lighting device according to claim 12, wherein the material of this housing is an aluminium, and the material of this transparent panel is a glass.
14. lighting device according to claim 10, wherein this lighting device also comprises a radiator, is arranged on a side of this substrate, so that the heat radiation of this substrate to be provided.
15. according to claim 11 or 14 described lighting devices, wherein this lighting module also comprises a rubber blanket, is arranged between this housing and this radiator, in order to water-proof function to be provided.
16. lighting device according to claim 10, wherein these a plurality of lighting modules are arranged assembling with copline, non-copline or arcuation mode.
17. lighting device according to claim 10, it also comprises a framework, and these a plurality of lighting modules are arranged on this framework.
18. lighting device according to claim 10, it is a road lamp device, searchlight or projecting lamp.
19. lighting device according to claim 10, wherein this light source is a light emitting diode, and this lighting device comprises an electric power connection line, electrically connects this light source.
20. lighting device according to claim 10, wherein a Heat Conduction Material is pasted on the surface of this substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810171032A CN101725903A (en) | 2008-10-31 | 2008-10-31 | Illuminating device and light reflecting cover thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810171032A CN101725903A (en) | 2008-10-31 | 2008-10-31 | Illuminating device and light reflecting cover thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101725903A true CN101725903A (en) | 2010-06-09 |
Family
ID=42447208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810171032A Pending CN101725903A (en) | 2008-10-31 | 2008-10-31 | Illuminating device and light reflecting cover thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101725903A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588794A (en) * | 2012-02-29 | 2012-07-18 | 宁波爱珂照明科技有限公司 | Light-emitting diode (LED) spotlight |
| CN102620240A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Rectangular light distribution reflector and LED (light-emitting diode) lamp |
| CN102620237A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and LED (Light-Emitting Diode) lamp |
| CN102620239A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and light emitting diode (LED) luminaire |
| CN102620238A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and light-emitting diode (LED) lamp |
| CN102620236A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and LED lamp |
| CN103185292A (en) * | 2011-12-29 | 2013-07-03 | 海洋王照明科技股份有限公司 | Tube light and reflector structure thereof |
| CN103557493A (en) * | 2013-11-11 | 2014-02-05 | 上海可赢节能科技有限公司 | Lamp reflector |
| CN103753117A (en) * | 2013-11-18 | 2014-04-30 | 上海可赢节能科技有限公司 | Manufacturing technology for forming reflector by welding cutting face of reflector plate |
| CN103861789A (en) * | 2012-12-10 | 2014-06-18 | 鸿富锦精密工业（深圳）有限公司 | Light reflex cove and light curing unit |
| CN104359042A (en) * | 2014-10-11 | 2015-02-18 | 中山市恩塔照明电器有限公司 | Directional projection lamp |
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2008
- 2008-10-31 CN CN200810171032A patent/CN101725903A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620240B (en) * | 2011-01-26 | 2014-12-10 | 海洋王照明科技股份有限公司 | Rectangular light distribution reflector and LED (light-emitting diode) lamp |
| CN102620240A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Rectangular light distribution reflector and LED (light-emitting diode) lamp |
| CN102620237A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and LED (Light-Emitting Diode) lamp |
| CN102620239A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and light emitting diode (LED) luminaire |
| CN102620238A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and light-emitting diode (LED) lamp |
| CN102620236A (en) * | 2011-01-26 | 2012-08-01 | 海洋王照明科技股份有限公司 | Floodlight reflector and LED lamp |
| CN102620236B (en) * | 2011-01-26 | 2015-04-29 | 海洋王照明科技股份有限公司 | Floodlight reflector and LED lamp |
| CN102620237B (en) * | 2011-01-26 | 2015-03-18 | 海洋王照明科技股份有限公司 | Floodlight reflector and LED (Light-Emitting Diode) lamp |
| CN102620239B (en) * | 2011-01-26 | 2015-04-29 | 海洋王照明科技股份有限公司 | Floodlight reflector and light emitting diode (LED) luminaire |
| CN102620238B (en) * | 2011-01-26 | 2015-02-18 | 海洋王照明科技股份有限公司 | Floodlight reflector and light-emitting diode (LED) lamp |
| CN103185292A (en) * | 2011-12-29 | 2013-07-03 | 海洋王照明科技股份有限公司 | Tube light and reflector structure thereof |
| CN103185292B (en) * | 2011-12-29 | 2015-03-11 | 海洋王照明科技股份有限公司 | Tube light and reflector structure thereof |
| CN102588794A (en) * | 2012-02-29 | 2012-07-18 | 宁波爱珂照明科技有限公司 | Light-emitting diode (LED) spotlight |
| CN103861789A (en) * | 2012-12-10 | 2014-06-18 | 鸿富锦精密工业（深圳）有限公司 | Light reflex cove and light curing unit |
| CN103557493A (en) * | 2013-11-11 | 2014-02-05 | 上海可赢节能科技有限公司 | Lamp reflector |
| CN103753117A (en) * | 2013-11-18 | 2014-04-30 | 上海可赢节能科技有限公司 | Manufacturing technology for forming reflector by welding cutting face of reflector plate |
| CN103753117B (en) * | 2013-11-18 | 2016-01-06 | 上海可赢节能科技有限公司 | A kind of manufacture craft of reflector is made up of welding reflector plate cut surface |
| CN104359042A (en) * | 2014-10-11 | 2015-02-18 | 中山市恩塔照明电器有限公司 | Directional projection lamp |
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Open date: 20100609 |