CN206247258U - Novel light-reflecting cup and stage lighting - Google Patents
Novel light-reflecting cup and stage lighting Download PDFInfo
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- CN206247258U CN206247258U CN201621181136.8U CN201621181136U CN206247258U CN 206247258 U CN206247258 U CN 206247258U CN 201621181136 U CN201621181136 U CN 201621181136U CN 206247258 U CN206247258 U CN 206247258U
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- light
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- reflecting
- extraction end
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Abstract
The utility model discloses a kind of Novel light-reflecting cup and stage lighting, wherein, Novel light-reflecting cup includes inner hollow and in the cup of pyramid-shaped, the cup is formed with light inputting end near the position of light source, cup is formed with light extraction end away from the position of light source, the light inputting end is in regular polygon with light extraction end, and projection of the light inputting end at light extraction end is located at the center at light extraction end；The cup inwall is coated with reflective surface, and the reflective surface is provided with the multiple arcs striped for cutting incident light from the light inputting end of cup to the direction at light extraction end, and the width of multiple Arc stripes gradually increases from the light direction of cup.The technical solution of the utility model can improve the reflector efficiency of reflector, ensure not losing light efficiency loss, improve the even photosensitiveness of reflector, and can lift the cut-off of hot spot.
Description
Technical field
The utility model is related to a kind of lighting apparatus, more particularly to a kind of Novel light-reflecting cup and stage lighting.
Background technology
With continuing to develop for lighting engineering, illuminator has been widely used in various places.Area source is illumination
A kind of light source commonly used in light fixture, can use rectangular reflector for area source.In order to improve hot spot color
The uniformity, is typically employed in sandblasting atomization on the reflective surface of reflector in the prior art, then reflective aluminium lamination is being electroplated, by spray
The reflecting surface of reflector after sand, plating can carry out diffusing reflection to light, although can improve the uniformity of hot spot, but due to
The reflecting angle of multiple reflectings surface is different, and the reflector efficiency of reflector can be reduced after light mixing, causes light efficiency to lose big, and light
The unconspicuous problem of light and shade of spot.
Utility model content
Main purpose of the present utility model is to provide a kind of Novel light-reflecting cup, it is possible to increase the reflector efficiency of reflector,
Light efficiency loss is not lost in guarantee, improves the even photosensitiveness of reflector, and lift the cut-off of hot spot.
To achieve the above object, the technical scheme that the utility model is used for：A kind of Novel light-reflecting cup is provided, including
Inner hollow and in the cup of pyramid-shaped, the cup is formed with light inputting end, position of the cup away from light source near the position of light source
Put and be formed with light extraction end, the light inputting end is in regular polygon with light extraction end, and projection of the light inputting end at light extraction end is located at light extraction
The center at end；
The cup inwall is coated with reflective surface, and the reflective surface is provided with for cutting from the light inputting end of cup to the direction at light extraction end
The multiple arcs striped of incident light is cut, the width of multiple Arc stripes gradually increases from the light direction of cup.
Wherein, the Arc stripe is the recessed sphere striped in cup, or
The Arc stripe is the sphere striped for being convexly equipped in cup.
Wherein, sphere curvature radius of the Arc stripe near the end of the light inputting end of cup is 0.06~0.15mm,
Sphere curvature radius of the Arc stripe near the end at the light extraction end of cup is 0.3~0.6mm.
Wherein, the quantity of the Arc stripe is 30~50, and contour line at the top of Arc stripe is straight line, secondary song
Any one in line and free curve.
Wherein, the light inputting end of the cup and light extraction end difference are square, and the size at the light extraction end of cup is 3.5*
3.5mm~10*10mm, the reflecting angle of cup is 40~80 °, and the height of cup is 7~15mm.
Wherein, the material of the cup is engineering plastics, and the inwall of cup is coated with aluminium lamination to form reflective surface.
Wherein, boss annular in shape is provided with the cup, the inwall of cup is divided into two reflectings surface by the boss.
To achieve the above object, the technical scheme that the utility model is used for：A kind of stage lighting, including housing are provided
And PCB substrate in housing, LED area light source, Fresnel Lenses and reflector are arranged at, the LED area light source is installed on
In PCB substrate；The light extraction end of the reflector is resisted against in PCB substrate, and covers at LED area light source；The Fresnel Lenses
Near or against at the light extraction end of reflector, the reflector is above-mentioned Novel light-reflecting cup, including inner hollow and in pyramid
The cup of shape, the cup is formed with light inputting end near the position of light source, and cup is formed with light extraction end, institute away from the position of light source
Light inputting end is stated with light extraction end in regular polygon, and projection of the light inputting end at light extraction end is located at the center at light extraction end；
The cup inwall is coated with reflective surface, and the reflective surface is provided with for cutting from the light inputting end of cup to the direction at light extraction end
The multiple arcs striped of incident light is cut, the width of multiple Arc stripes gradually increases from the light direction of cup.
Wherein, the LED area light source is the LED light source of monolithic white light or RGBW four-in-ones.
The technical solution of the utility model includes cup, and the cup is formed with light inputting end near the position of light source, and cup is remote
Light extraction end is formed with from the position of light source, light inputting end is in regular polygon with light extraction end, and light inputting end is in the projection position at light extraction end
In the center at light extraction end, the reflection of the light of LED area light source can be agreed with.The cup inwall is coated with reflective surface, reflective surface
The multiple arcs striped for cutting incident light is provided with from the light inputting end of cup to the direction at light extraction end, multiple Arc stripes
Width gradually increases from the light direction of cup, and the Arc stripe can cut to the light that LED area light source is projected, incident
Light injects the reflecting surface on opposite by integration after the first differential of multiple arcs striped, by after multiple reflections, finally from cup
Light extraction end-fire goes out, and the striped can reduce the diffusing reflection of light, on the basis of ensureing not lose light efficiency, can improve hot spot face
The uniformity of color, and the cut-off of square focus spot can be lifted.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the dimensional structure diagram of the embodiment Novel light-reflecting of the utility model one cup；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the upward view of Fig. 1；
Fig. 4 is the square focus spot design sketch of the utility model Novel light-reflecting cup；
Fig. 5 is the light intensity curve figure of the square focus spot of the utility model Novel light-reflecting cup；
Fig. 6 is the light mixing effect figure of the utility model Novel light-reflecting cup；
Fig. 7 is the profile of the Novel light-reflecting cup, PCB substrate and LED area light source combination of the embodiment of the utility model one.
The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
It is to be appreciated that being related to the description of " first ", " second " etc. to be only used for describing purpose in the utility model, and can not manage
Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment
Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical scheme
With reference to occur it is conflicting or when cannot realize it will be understood that the combination of this technical scheme does not exist, also not in the utility model
It is required that protection domain within.
Fig. 1 to Fig. 3 is refer to, in the utility model embodiment, Novel light-reflecting cup, including inner hollow and in pyramid
The cup 10 of shape, the cup 10 is formed with light inputting end 12 near the position of light source, and cup 10 is formed with away from the position of light source
Light extraction end 11, the light inputting end 12 is located at out with light extraction end 11 in regular polygon, and projection of the light inputting end 12 at light extraction end 11
The center at light end 11；
The inwall of the cup 10 is coated with reflective surface, direction of the reflective surface from the light inputting end 12 of cup 10 to light extraction end 11
Be provided with the multiple arcs striped 13 for cutting incident light, the width of multiple Arc stripes 13 from the light direction of cup 10 by
It is cumulative to add.
In the present embodiment, Arc stripe 13 is vertical striped, and at the light extraction end 11 of cup 10, the vertical striped is anti-to light
The influence of angular is small, hot spot can be made obvious light and shade occur and changed, and can lift the light mixing effect of emergent ray；Certainly,
Arc stripe 13 along the internal diameter direction part of cup 10, that is, can also form travers, although the travers can be with
It is improved the effect of mixed light, but the travers of the position near light extraction end 11 can influence reflector on different light to light
The region of the bright and dark light that the cut-off of line, i.e. reflector are projected is not obvious, is suitable for the less demanding light fixture that become clear to hot spot.
In the present embodiment, in order to improve reflective uniformity, the width of multiple Arc stripes 13 from the light direction of cup 10 by
It is cumulative to add.
The technical solution of the utility model includes cup 10, and the cup 10 is formed with light inputting end 12 near the position of light source,
Cup 10 is formed with light extraction end 11 away from the position of light source, and light inputting end 12 is with light extraction end 11 in regular polygon, and light inputting end 12
Projection at light extraction end 11 is located at the center at light extraction end 11, can agree with the reflection of the light of LED area light source.The cup 10
Inwall is coated with reflective surface, and reflective surface is provided with the multiple for cutting incident light from the light inputting end 12 of cup 10 to the direction at light extraction end 11
Arc stripe 13, the width of multiple Arc stripes 13 gradually increases from the light direction of cup 10, the energy of Arc stripe 13
Enough that the light that LED area light source is projected is cut, it is right that incident light is injected by integration after the first differential of multiple arcs striped 13
The reflecting surface in face, by after multiple reflections, finally being projected from the light extraction end 11 of cup 10, the striped can reduce the unrestrained anti-of light
Penetrate, on the basis of ensureing not lose light efficiency, the uniformity of hot spot color can be improved, and cutting for square focus spot can be lifted
Only property.
Fig. 2 and Fig. 3 is refer to, in a specific embodiment, the Arc stripe 13 is the recessed sphere in cup 10
Striped, or the Arc stripe 13 is the sphere striped for being convexly equipped in cup 10.In the present embodiment, striped can with projection or it is recessed in
The inwall of cup 10, whole Arc stripe 13 is in vertical EDS maps, and outgoing optical propagation direction can be made more regular, is more beneficial for
The optical design of overall light fixture.
Further, sphere curvature radius of the Arc stripe 13 near the end of the light inputting end 12 of cup 10 is 0.06
~0.15mm, sphere curvature radius of the Arc stripe 13 near the end at the light extraction end 11 of cup 10 is 0.3~0.6mm.
In the present embodiment, the sphere curvature radius of the thinner end of Arc stripe 13 is preferably 0.08mm, 0.1mm, 0.12mm；Arc strip
The sphere curvature radius of the thicker end of line 13 is preferably 0.35mm, 0.4mm, 0.5mm, it is possible to understand that, other spheric curvatures
Radius is attainable scheme in the value of 0.06~0.15mm or 0.3~0.6mm.
Fig. 1 to Fig. 3 is refer to, in a specific embodiment, the quantity of the Arc stripe 13 is 30~50, and arc
The contour line at the top of shape striped 13 is any one in straight line, conic section and free curve.
In the present embodiment, the quantity preferably of Arc stripe 13 is 30,40,50, and specific quantity can be according to user
Requirement design, with 30~50 for most suitable scope.The contour line at the top of Arc stripe 13 is preferably straight line, to be formed
Vertical plane, it is possible to reduce spurious rays, controls dazzle, while being also beneficial to add other type optical devices in reflector front end
Part, makes light propagate according to certain rules, is more beneficial for optical design.Certainly, the contour line at the top of Arc stripe 13 is secondary song
When line or free curve, free form surface or quadratic surface from often application in similar technique carry out optical design.
Fig. 1 to Fig. 3 is refer to, in a specific embodiment, the light inputting end 12 of the cup 10 and light extraction end 11 are distinguished
Square, the size at the light extraction end 11 of cup 10 is 3.5*3.5mm~10*10mm, the reflecting angle a of cup 10 for 40~
80 °, the height of cup 10 is 7~15mm.In the present embodiment, the cross section of the cup 10 is square, the reflecting angle of cup 10
Degree is preferably 65 °, in this way, the light mixing effect of light can be improved, and can improve the cut-off of hot spot.
Further, the material of the cup 10 is engineering plastics, and the inwall of cup 10 to be coated with aluminium lamination reflective to be formed
Face.In the present embodiment, cup 10 is processed from the excellent engineering plastic injection moulding of high temperature resistant plating performance, certainly, is
Heat resistance is improved, the cup 10 can also select aluminium.
Fig. 4 to Fig. 6 is refer to, the middle part of Fig. 4 forms foursquare hot spot, and the brightness at the middle part of hot spot is almost with always
On line, Fig. 5 is refer to, from the test data of Fig. 4 and Fig. 5, the reflector is small to light light loss, form the equal of hot spot mixing
Even property is preferable；Fig. 6 is refer to, the more other ray positions of facula position are in obvious light and shade state, and the cut-off of light is good.
It is provided with boss annular in shape in a specific embodiment, in the cup 10, the boss is by cup 10
Inwall is divided into two reflectings surface.
In the present embodiment, in order to expand the rising angle of emergent light, can also use and one or one are set in cup 10
Boss more than individual, to improve the rising angle of emergent light.
Fig. 7 is refer to, in embodiment of the present utility model, the stage lighting, including housing and the PCB that is arranged in housing
Substrate 30, LED area light source 20, Fresnel Lenses and reflector, the LED area light source 20 are installed in PCB substrate 30；It is described
The light extraction end 11 of reflector is resisted against in PCB substrate 30, and covers at LED area light source 20；The Fresnel Lenses is close to or supports
The light extraction end 11 of reflector is leaned against, the reflector is above-mentioned Novel light-reflecting cup, and the concrete structure of Novel light-reflecting cup is as described above
Described in embodiment, here is omitted.Because this stage lighting applies above-mentioned Novel light-reflecting cup, thus with above-mentioned novel trans
The all of effect of light cup and advantage, because above-mentioned Novel light-reflecting cup has preferably cut-off property, are particularly suitable for stage lighting to hot spot
The requirement of light and shade.
In a specific embodiment, the LED area light source 20 is the LED light source of monolithic white light or RGBW four-in-ones.This
In embodiment, LED area light source 20 can be made up of multiple in the LED lamp bead that array-like is distributed.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every utility model of the present utility model design under, the equivalent structure made using the utility model specification and accompanying drawing content
Conversion, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of Novel light-reflecting cup, it is characterised in that the Novel light-reflecting cup includes inner hollow and in the cup of pyramid-shaped, institute
State cup and be formed with light inputting end near the position of light source, cup is formed with light extraction end away from the position of light source, the light inputting end with
Light extraction end is in regular polygon, and projection of the light inputting end at light extraction end is located at the center at light extraction end；
The cup inwall is coated with reflective surface, the reflective surface from the light inputting end of cup to the direction at light extraction end be provided with for cut into
The multiple arcs striped of light is penetrated, the width of multiple Arc stripes gradually increases from the light direction of cup.
2. Novel light-reflecting as claimed in claim 1 cup, it is characterised in that the Arc stripe is the recessed sphere bar in cup
Line, or
The Arc stripe is the sphere striped for being convexly equipped in cup.
3. Novel light-reflecting as claimed in claim 2 cup, it is characterised in that the Arc stripe is near the end of the light inputting end of cup
The sphere curvature radius in portion is 0.06~0.15mm, spheric curvature half of the Arc stripe near the end at the light extraction end of cup
Footpath is 0.3~0.6mm.
4. Novel light-reflecting as claimed in claim 3 cup, it is characterised in that the quantity of the Arc stripe is 30~50, and
Contour line at the top of Arc stripe is any one in straight line, conic section and free curve.
5. Novel light-reflecting as claimed in claim 1 cup, it is characterised in that the light inputting end of the cup and light extraction end are respectively in just
Square, the size at the light extraction end of cup is 3.5*3.5mm~10*10mm, and the reflecting angle of cup is 40~80 °, the height of cup
It is 7~15mm to spend.
6. Novel light-reflecting as claimed in claim 1 cup, it is characterised in that the material of the cup is engineering plastics, and cup
Inwall aluminium lamination is coated with to form reflective surface.
7. Novel light-reflecting as claimed in claim 1 cup, it is characterised in that boss annular in shape, institute are provided with the cup
State boss and the inwall of cup is divided into two reflectings surface.
8. a kind of stage lighting, including housing and the PCB substrate being arranged in housing, LED area light source, Fresnel Lenses and anti-
Light cup, the LED area light source is installed in PCB substrate；The light extraction end of the reflector is resisted against in PCB substrate, and is covered at
LED area light source；The Fresnel Lenses is near or against at the light extraction end of reflector, it is characterised in that the reflector is power
Profit requires the Novel light-reflecting cup described in 1 to 7 any one.
9. stage lighting as claimed in claim 8, it is characterised in that the LED area light source is monolithic white light or RGBW four-in-ones
LED light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621181136.8U CN206247258U (en) | 2016-10-27 | 2016-10-27 | Novel light-reflecting cup and stage lighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621181136.8U CN206247258U (en) | 2016-10-27 | 2016-10-27 | Novel light-reflecting cup and stage lighting |
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| Publication Number | Publication Date |
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| CN206247258U true CN206247258U (en) | 2017-06-13 |
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ID=58997294
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621181136.8U Active CN206247258U (en) | 2016-10-27 | 2016-10-27 | Novel light-reflecting cup and stage lighting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006590A (en) * | 2016-10-27 | 2018-05-08 | 广州达森灯光股份有限公司 | Novel light-reflecting cup and stage lighting |
-
2016
- 2016-10-27 CN CN201621181136.8U patent/CN206247258U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006590A (en) * | 2016-10-27 | 2018-05-08 | 广州达森灯光股份有限公司 | Novel light-reflecting cup and stage lighting |
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