CN101813262B - Soft spotlight lamp and reflecting cup thereof - Google Patents
Soft spotlight lamp and reflecting cup thereof Download PDFInfo
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- CN101813262B CN101813262B CN 201010184747 CN201010184747A CN101813262B CN 101813262 B CN101813262 B CN 101813262B CN 201010184747 CN201010184747 CN 201010184747 CN 201010184747 A CN201010184747 A CN 201010184747A CN 101813262 B CN101813262 B CN 101813262B
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Abstract
The invention relates to a soft spotlight lamp and a reflecting cup thereof. The soft spotlight lamp comprises the reflecting cup and point light sources arranged in the reflecting cup, wherein the reflecting cup is in a gyrorotor shape and comprises a bottom and a reflecting part arranged around the bottom, and the bus of the reflecting part comprises 10-20 straight lines. The reflecting cup can divide the light from the light sources into N munbered portions and blend the light; the included angle between every two adjacent straight lines is used for achieving the effect of soft spotlight; and the invention has stronger light intensity at the center and larger luminescent angle, thereby ensuring the illumination intensity at the center and widening the illumination scope at the same time.
Description
Technical field
The present invention relates to a kind of light fixture and assembly thereof, more particularly, relate to a kind of soft spotlight lamp and reflector thereof.
Background technology
A lot of light fixtures are arranged in the market, and its reflector can be various shape.Metal halogen lamp for example, the parabola that its reflector is normally smooth.Because the size of the light source of Metal halogen lamp much smaller than the size of reflector, therefore is regarded as spot light with it usually.Light source is arranged on the along of reflector, can obtain very high central light strength, but its lighting angle is very little.
Fig. 1 promptly shows the light distribution effect figure of this reflector of the prior art.With reference to Fig. 1, the luminous intensity distribution range of exposures of this reflector is little, is unfavorable for throwing light on nearby.Can handle through the slippery inner surface to reflector at present, for example frosted, orange peel etc. increase lighting angle.But because light in the inner surface generation diffuse reflection of reflector, can make the luminous efficiency of light fixture reduce.
Summary of the invention
The technical problem that the present invention will solve is; The defective that the reflector lighting angle is too little or luminous efficiency is lower to light fixture in the prior art; A kind of soft spotlight lamp and reflector thereof are provided; Can when guaranteeing higher central light strength and bigger lighting angle, guarantee higher luminous efficiency.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of soft spotlight lamp; Comprise reflector and be arranged on the spot light in the said reflector; Said reflector is the revolution bodily form, and wherein, said reflector comprises bottom and the light-reflecting portion that is provided with around said bottom; The bus of said light-reflecting portion comprises the multistage straightway, and the quantity of said straightway is 10-20.
According to soft spotlight lamp of the present invention, the openend diameter range of said reflector is 174.5mm-180mm, and altitude range is 87.7-89.3mm.
According to soft spotlight lamp of the present invention, the length of said straightway is 4mm-15mm.
According to soft spotlight lamp of the present invention, the angle between each adjacent straight line segment is 170 °-185 °.
According to soft spotlight lamp of the present invention, said spot light is arranged on the axis of rotation of said reflector, the bottom 52mm-56mm of the said reflector of distance.
The present invention also provides a kind of reflector of soft spotlight lamp, is the revolution bodily form, and said reflector comprises bottom and the light-reflecting portion that is provided with around said bottom, and the bus of said light-reflecting portion comprises the multistage straightway, and the quantity of said straightway is 10-20.
According to reflector of the present invention, the openend diameter range of said reflector is 174.5mm-180mm, and altitude range is 87.7-89.3mm.
According to reflector of the present invention, the length of said straightway is 4mm-15mm.
According to reflector of the present invention, the angle between each adjacent straight line segment is 170 °-185 °.
According to reflector of the present invention, said bottom is flat.
The soft spotlight lamp of embodiment of the present invention and reflector thereof; Have following beneficial effect: the bus of the light-reflecting portion of this reflector comprises the multistage straightway, can the light of light source be divided into N part, carries out mixed light; And guarantee to reach the effect of gentle optically focused through the angle between the adjacent straight line segment; Have higher central light strength and bigger lighting angle, in the illumination of the center of assurance, increased the scope of irradiation.
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 luminous intensity distribution sketch map that is shaped as smooth paraboloidal reflector in the prior art;
Fig. 2 is the partial schematic diagram of reflector among the present invention;
Fig. 3 is the structural representation of light fixture among the present invention;
Fig. 4 is the structural representation of reflector in the first embodiment of the present invention;
Fig. 5 is the stereogram of reflector among the present invention;
Fig. 6 is the light distribution effect figure of light fixture in the first embodiment of the present invention;
Fig. 7 is the light distribution effect figure of light fixture in the second embodiment of the present invention;
Fig. 8 is the light distribution effect figure of light fixture in the third embodiment of the present invention;
Fig. 9 is the light distribution effect figure of light fixture in the fourth embodiment of the present invention.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Like Fig. 2, Fig. 3 and shown in Figure 5, light fixture 100 of the present invention comprises reflector 101 and is arranged on the spot light 102 in the reflector 101.Those skilled in the art person can understand, and the spot light here also comprises the light source of size much smaller than reflector 101 except the light source of for example LED and so on.
This reflector 101 is the revolution bodily form, comprises the light-reflecting portion 104 of bottom 103 and 103 settings around the bottom.This bottom 103 is preferably flat.The openend diameter range of this reflector 101 is 174.5mm-180mm, and altitude range is 87.7mm-89.3mm.
The bus of this light-reflecting portion 104 comprises the multistage straightway, and the quantity of this straightway is N, 10≤N≤20 wherein, and the length of every section straightway is L, 4mm≤L≤15mm wherein, the angle between each adjacent straight line segment is a, wherein 170 °≤a≤185 °.This reflector 101 is divided into N part with the light of light source, carries out mixed light, and guarantees to reach the effect of gentle optically focused through the angle between the adjacent straight line segment.Because for the size of whole reflector 101, the length of every section straightway is all very short, so reflector 101 integral body are still smoother.
With reference to Fig. 4, in one embodiment of the invention, the transparent Metal halogen lamp that adopts 35W is as spot light 102; The diameter of reflector 101 openends is 174.5mm; Highly be 87.7mm, bottom 103 is the circle of 24.5mm for radius, and the bus of light-reflecting portion 104 is made up of 15 sections straightways.With the intersection point of the axis of reflector 101 and bottom 103 as initial point; Set up coordinate system; From beginning near the end points of initial point; The length of these 15 sections straightways is followed successively by: 4.5mm, 7.5mm, 5mm, 4.5mm, 8mm, 4.5mm, 6mm, 5.5mm, 5.5mm, 10.5mm, 8.5mm, 6.5mm, 11mm, 7.5mm, 13mm, the angle between the adjacent straight line segment is followed successively by: 177 °, 170 °, 178 °, 178 °, 179 °, 180 °, 178 °, 179 °, 180 °, 179 °, 179 °, 179 °, 179 °, 185 °.
In this embodiment, minimum angles is 170 °, and maximum angle is 185 °.Angle between the length of each straightway and the adjacent straight line segment all is positioned at above-mentioned restricted portion.Fig. 6 shows the light distribution effect figure of light fixture 100 among this embodiment.With reference to Fig. 6, this light fixture 100 can be realized gentle spotlight effect, has higher central light strength and bigger lighting angle, in the illumination of the center of assurance, has increased the scope of irradiation.
In the second embodiment of the present invention, the transparent Metal halogen lamp that adopts 35W is as spot light 102, and the diameter of reflector 101 openends is 180mm, highly is 88.7mm, and bottom 103 is the circle of 22mm for radius, and the bus of light-reflecting portion 104 is made up of 10 sections straightways.As initial point, set up coordinate system with the intersection point of the axis of reflector 101 and bottom 103, from beginning near the end points of initial point, the length of these 10 sections straightways is followed successively by: 8mm, 14mm, 10mm, 9mm, 15mm, 9mm, 11mm, 11mm, 10mm, 15mm.Angle between the adjacent straight line segment is followed successively by: 177 °, 178 °, 179 °, 180 °, 177 °, 178 °, 179 °, 180 °, 178 °.
In this embodiment, the maximum length of straightway is 15mm.Angle between the length of each straightway and the adjacent straight line segment all is positioned at above-mentioned restricted portion.Fig. 7 shows the light distribution effect figure of light fixture 100 among this embodiment.With reference to Fig. 7, this light fixture 100 can be realized gentle spotlight effect, has higher central light strength and bigger lighting angle, in the illumination of the center of assurance, has increased the scope of irradiation.
In the third embodiment of the present invention; The transparent Metal halogen lamp that adopts 35W is as spot light 102, and the diameter of reflector 101 openends is 177mm, highly is 89.3mm; Bottom 103 is for radius is the circle of 24.5mm, and the bus of light-reflecting portion 104 is made up of 20 sections straightways.With the intersection point of the axis of reflector 101 and bottom 103 as initial point; Set up coordinate system; From beginning near the end points of initial point, the length of these 20 sections straightways is followed successively by: 4mm, 6.5mm, 5.5mm, 4.5mm, 6.5mm, 4.5mm, 5mm, 5.5mm, 5mm, 8mm, 4mm, 6.5mm, 5.5mm, 4.5mm, 6.5mm, 4.5mm, 5mm, 5.5mm, 5mm, 8mm.Angle between the adjacent straight line segment is followed successively by: 178 °, 179 °, 180 °, 179 °, 180 °, 178 °, 179 °, 180 °, 179 °, 180 °, 178 °, 179 °, 180 °, 178 °, 179 °, 180 °, 181 °.
In this embodiment, the minimum length of straightway is 4mm.Angle between the length of each straightway and the adjacent straight line segment all is positioned at above-mentioned restricted portion.Fig. 8 shows the light distribution effect figure of light fixture 100 among this embodiment.With reference to Fig. 8, this light fixture 100 can be realized gentle spotlight effect, has higher central light strength and bigger lighting angle, in the illumination of the center of assurance, has increased the scope of irradiation.
In the fourth embodiment of the present invention; The transparent Metal halogen lamp that adopts 35W is as spot light 102, and the diameter of reflector 101 openends is 176.8mm, highly is 88.7mm; Bottom 103 is for radius is the circle of 24.5mm, and the bus of light-reflecting portion 104 is made up of 15 sections straightways.With the intersection point of the axis of reflector 101 and bottom 103 as initial point; Set up coordinate system; From beginning near the end points of initial point, the length of these 15 sections straightways is followed successively by: 4.5mm, 7.5mm, 5mm, 4.5mm, 8mm, 4.5mm, 6mm, 5.5mm, 5.5mm, 10.5mm, 8.5mm, 6.5mm, 11mm, 7.5mm, 15mm.Angle between the adjacent straight line segment is followed successively by: 177 °, 170 °, 178 °, 178 °, 179 °, 180 °, 178 °, 179 °, 178 °, 179 °, 179 °, 179 °, 179 °, 185 °.
In this embodiment, maximum angle is 185 °, and the maximum length of straightway is 15mm.Angle between the length of each straightway and the adjacent straight line segment all is positioned at above-mentioned restricted portion.Fig. 9 shows the light distribution effect figure of light fixture 100 among this embodiment.With reference to Fig. 9, this light fixture 100 can be realized gentle spotlight effect, has higher central light strength and bigger lighting angle, in the illumination of the center of assurance, has increased the scope of irradiation.
Can know that by above each embodiment light fixture 100 of the present invention has adopted reflector 101, can realize gentle optically focused, satisfy high central light strength and big lighting angle simultaneously, raise the efficiency.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. soft spotlight lamp; Comprise reflector and be arranged on the spot light in the said reflector; Said reflector is characterized in that for the revolution bodily form said reflector comprises bottom and the light-reflecting portion that is provided with around said bottom; The bus of said light-reflecting portion comprises the multistage straightway, and the quantity of said straightway is 10-20; The length of said straightway is 4mm-15mm, and the angle between each adjacent straight line segment is 170 °-185 °; The openend diameter range of said reflector is 174.5mm-180mm, and the altitude range of said reflector is 87.7-89.3mm.
2. soft spotlight lamp according to claim 1 is characterized in that, said spot light is arranged on the axis of rotation of said reflector, the bottom 52mm-56mm of the said reflector of distance.
3. the reflector of a soft spotlight lamp; For the revolution bodily form, it is characterized in that said reflector comprises bottom and the light-reflecting portion that is provided with around said bottom; The bus of said light-reflecting portion comprises the multistage straightway; The quantity of said straightway is 10-20, and the length of said straightway is 4mm-15mm, and the angle between each adjacent straight line segment is 170 °-185 °; The openend diameter range of said reflector is 174.5mm-180mm, and the altitude range of said reflector is 87.7-89.3mm.
4. reflector according to claim 3 is characterized in that, said bottom is flat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010184747 CN101813262B (en) | 2010-05-27 | 2010-05-27 | Soft spotlight lamp and reflecting cup thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010184747 CN101813262B (en) | 2010-05-27 | 2010-05-27 | Soft spotlight lamp and reflecting cup thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101813262A CN101813262A (en) | 2010-08-25 |
| CN101813262B true CN101813262B (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010184747 Expired - Fee Related CN101813262B (en) | 2010-05-27 | 2010-05-27 | Soft spotlight lamp and reflecting cup thereof |
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| CN (1) | CN101813262B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748713B (en) * | 2011-04-19 | 2014-03-12 | 海洋王照明科技股份有限公司 | Mirror face floodlighting reflecting cup with uniform illumination and spot light using reflecting cup |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101251237A (en) * | 2008-03-27 | 2008-08-27 | 申建光 | Concentration inverse light panel for LED road lamp |
| CN201166310Y (en) * | 2008-02-21 | 2008-12-17 | 钱建华 | Reflectors |
| CN101660711A (en) * | 2009-09-08 | 2010-03-03 | 浙江工业大学 | LED secondary reflection light distribution device |
-
2010
- 2010-05-27 CN CN 201010184747 patent/CN101813262B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201166310Y (en) * | 2008-02-21 | 2008-12-17 | 钱建华 | Reflectors |
| CN101251237A (en) * | 2008-03-27 | 2008-08-27 | 申建光 | Concentration inverse light panel for LED road lamp |
| CN101660711A (en) * | 2009-09-08 | 2010-03-03 | 浙江工业大学 | LED secondary reflection light distribution device |
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| Publication number | Publication date |
|---|---|
| CN101813262A (en) | 2010-08-25 |
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Granted publication date: 20120815 Termination date: 20190527 |