CN104806906A - Lamp and dodging component thereof - Google Patents

Lamp and dodging component thereof Download PDF

Info

Publication number
CN104806906A
CN104806906A CN201510152180.XA CN201510152180A CN104806906A CN 104806906 A CN104806906 A CN 104806906A CN 201510152180 A CN201510152180 A CN 201510152180A CN 104806906 A CN104806906 A CN 104806906A
Authority
CN
China
Prior art keywords
even optical
optical assembly
light source
light
optical element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510152180.XA
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Chinese (zh)
Inventor
黄爱琴
尹松
邓诗涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Opple Lighting Co Ltd
Original Assignee
Opple Lighting Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Opple Lighting Co Ltd filed Critical Opple Lighting Co Ltd
Priority to CN201510152180.XA priority Critical patent/CN104806906A/en
Publication of CN104806906A publication Critical patent/CN104806906A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00

Abstract

The invention provides a dodging component. The dodging component comprises a reflection cavity, a light spruce and at least two dodging components, wherein the light spruce is arranged in the reflection cavity, the dodging components are arranged on light outlets of the light source, and an opening is formed in each dodging component; a part with the minimal opening aperture is located just above the light source, and the size of the opening aperture is increased when the distance of the light source is increased. The invention further provides a lamp. The lamp comprises a reflection cavity and a plurality of dodging components, and the plurality of dodging components are all arranged on the reflection cavity.

Description

A kind of light fixture and even optical assembly thereof
Technical field
The invention belongs to light illumination field, particularly relate to a kind of even optical assembly.
Background technology
Along with in modern lighting engineering, the advantage of the light source of face luminescence more obtains the attention of people, has become the important directions of light source product development.Reaching its maturity especially along with LED illumination technology, LED is used widely as lighting source.As a kind of spot light, the spot light characteristic of LED light source and defect make it be subject to certain restrictions in the process manufactured and apply.But area source just overcomes the restriction of this class, such as at the face illuminating source using LED point light source to arrange, it not only has more advantage in heat radiation, also can not damage human eye because power is excessive, is a kind of more satisfactory healthy light source.
Usually adopt light source to add curved surface diffusion shell or light source in the market to add the mode that diverging lens adds diffuser plate again and realize.Front a kind of mode diffusion shell is curved surface, and application scenario is restricted, and whole lamp height is higher; Rear a kind of mode can cause the rising of cost.Therefore, need badly a kind of can make the bright dipping of area source more evenly, application scenario extensively, the even optical assembly that can reduce costs.
Summary of the invention
In order to solve above-mentioned problems faced, the object of the present invention is to provide and a kind ofly can make the more uniform even optical assembly of the emergent light of light source and use the light fixture of this mechanism.
The invention discloses a kind of even optical assembly, comprise reflector cavity and light source in the inner and at least two even optical elements are set, described even optical element is arranged on the light-emitting window of described light source, described even optical element has a perforate, the described minimum position of open pore size size is positioned at directly over described light source, and described open pore size size becomes large along with the distance apart from described light source and becomes large.
Preferably, described hole shape is hourglass shape.
Preferably, described perforate is about its aperture size minimum position Central Symmetry.
Preferably, two diagonal of described perforate are straight line.
Preferably, described even optical element uses high anti-material to make.
Preferably, described reflector cavity is diffuse reflection cavity.
Preferably, the even optical element in described multiple even optical assembly is one-body molded.
Preferably, the even optical element in even optical assembly described in each is corresponding with described light source to be arranged.
Preferably, the top of described even optical assembly is also provided with diffuser plate, and described diffuser plate is connected with described reflector cavity described even optical assembly is enclosed in inner space.
The invention also discloses a kind of light fixture, multiple even optical assembly as above.
After have employed technique scheme of the present invention, the change of the open pore size size of even optical element, the light that spot light penetrates is carried out optical filtering process, the energy of light source is redistributed according to demand, light in light source emergent light in low-angle is directly incident on diffuser plate or target object by the perforate on even optical element, the even optical element that high angle scattered light is then made by high anti-material reflexes to reflector cavity, multiple reflections through reflector cavity is transmitted to diffuser plate again, thus make light source emergent light more discrete, solve the problem that light source center is excessively bright, the even optical element of perforate of the present invention simultaneously structure is simple, be easy to processing, the cost of light fixture can be reduced.
Accompanying drawing explanation
Shown in Fig. 1 is the schematic perspective view of the even optical assembly meeting the preferred embodiment for the present invention;
Shown in Fig. 2 is the top view of the even optical assembly meeting the preferred embodiment for the present invention;
Shown in Fig. 3 is the side-looking index path of the even optical assembly meeting the preferred embodiment for the present invention;
Shown in Fig. 4 is the cross section index path of the even optical assembly meeting the preferred embodiment for the present invention;
Shown in Fig. 5 a is emergent light energy profile when not using the even optical assembly meeting the preferred embodiment for the present invention;
Shown in Fig. 5 b is emergent light energy profile when using even optical assembly according to the invention;
Shown in Fig. 6 is the top view of light fixture according to the invention.
Reference numeral:
1-light source; The even optical element of 2-; 3-perforate; 4-reflector cavity; 41-diffuse-reflective material; 5-diffuser plate; 61-first light; 62-second light; 63-the 3rd light.
Detailed description of the invention
Advantage of the present invention is set forth further below in conjunction with accompanying drawing and specific embodiment.
As shown in Figure 1 and Figure 2 be the even optical assembly meeting the preferred embodiment of the present invention, comprise reflector cavity 4 and light source 1 in the inner and even optical element 2 are set, even optical element 2 is arranged on the light-emitting window of light source 1, thus coordinates with reflector cavity 4 emergent light of light source 1 is transmitted to the external world after treatment.Wherein, this even optical element 2 has a perforate 3, and this perforate 3 is not the array be made up of multiple aperture, but single, that shape is a larger whole through hole.The aperture size of this perforate 3 is all different at each position of even optical element 2, in preferred embodiment according to the invention, the minimum position of aperture size of perforate 3 is positioned at directly over light source 1, and the aperture size of perforate 3 becomes large along with the distance apart from light source 1 and becomes large.Like this, be restricted from the light of light source 1 outgoing at propagation path, emergent ray from light source 1 dipped beam source region more nearby can only be blazed abroad by the slit of perforate 3, the less-restrictive be then subject to from the emergent light in light source 1 distance light source 1 district is remotely even not restricted just can directly blaze abroad, thus, the light intensity decreasing of the originally emergent light in close to sources 1 district.In preferred embodiment according to the invention, reflector cavity 4 can be rectangular shape, its bottom surface and four sides are reflection wall, end face can be made diffusion layer or directly remove end face, even optical element 2 can be, size much the same rectangle even tabula rasa the same with the bottom shape of reflector cavity 4, its four edges is fixed with four sides of reflector cavity 4 respectively, and its distance apart from reflector cavity 4 bottom surface can adjust according to the actual requirements, not specific restriction.
As shown in Figure 2, the shape of perforate 3 can according to user need carry out different layouts, meet in the even optical assembly of the preferred embodiment of the present invention, perforate 3 is set to hourglass shape, on perforate 3 length direction, the propagation of the emergent light of light source 1 directly can be transmitted to the external world, and on the width of perforate 3, the emergent light of light source 1 is then restricted.Preferably, perforate 3 is about its aperture size minimum position Central Symmetry.Two diagonal of hourglass shape perforate 3, straight line or curve can be arranged to according to demand, the present invention adopts the design of straight line, namely with the just right minimum position of perforate 3 of light source 1 for separation, its both sides are completely centrosymmetric two isosceles triangles, such configuration can make can not produce larger gap about the light path of light source 1 centrosymmetric light source emergent light in its both sides, makes the emergent light of light source 1 more even.
In the even optical assembly meeting the preferred embodiment of the present invention, even optical element 2 uses high anti-material to make, such as reflective fabric, reflecting strips, reflective membrane, reflective lattice, reflective hot paste, reflecting thread, light-reflection fabric ribbon etc., makes even optical element 2 the light source emergent light being transmitted to its surface can be reflexed to reflector cavity 4, thus transfer to reflector cavity 4 to carry out optical treatment to these light, like this, every Ray Of Light is outgoing again after can both being divided evenly, and reaches the object of even bright dipping.
Consult Fig. 4, the known light from light source 1 outgoing roughly can be divided into the first light 61, second light 62 and the 3rd light 63, wherein the first light 61 is the emergent light in aforesaid dipped beam source region, second light 62 is the emergent light in aforesaid distance light source region, and the 3rd light 63 is then the emergent light of light source 1 horizontal exit.First light 61 is directly by the gap outgoing of perforate 3, second light 62 in communication process through the reflection of even optical element 2, again through the multiple reflections of reflector cavity 4 or repeatedly through the reflection of even optical element 2 and reflector cavity 4 thus outgoing, 3rd light 63 can by by reflector cavity 4 with the diffuse reflection function of the reflector cavity 4 of the contour near sites of light source 1, change the object that the light path of the 3rd light 63 finally reaches outgoing.Preferably, in reflector cavity 4, fill diffuse-reflective material 41, such as fill scattering particles, reflector cavity 4 is arranged to diffuse reflection cavity, in light transmition process, break up light further, realize even bright dipping during final outgoing.
By the light fixture of above-mentioned layout, the object of the area source 1 of the even bright dipping of the initial realization of the present invention substantially can be reached.As shown in Figure 5 a, not when light source 1 front arranges according to the invention even optical element 2, the Energy distribution of its emergent light is extremely uneven, is obviously better than the marginal portion away from light source 1 in the core light intensity at light source 1 place; As shown in Figure 5 b, after light source 1 front arranges above-mentioned even optical element 2, the Energy distribution of light source emergent light is even many, and the light intensity of the core at light source 1 place does not reassociate, then is dispersed to other each positions, thus reaches the object of even bright dipping.
Preferably, the multiple even optical assembly met in the light fixture of the preferred embodiment of the present invention is integrated, one-body molded not only efficiency more in technological process, and stability is higher in the course of the work.Preferably; even optical element 2 in each even optical assembly is all corresponding with light source 1 to be arranged; certainly this do not represent to arrange below an even optical element 2 multiple light source 1 be infeasible, not protect by the present invention; the present invention lists a comparatively economic scheme; if the light source 1 of different colours, kind is arranged on same even optical element by those skilled in the art should be considered as the more preferred a kind of scheme of the present invention to realize Mixed Lights Illumination 2 times; it can realize glory illumination, makes light fixture more beautiful attractive in appearance.Preferably, meet in the light fixture of the preferred embodiment of the present invention, above even optical assembly, be also provided with diffuser plate 5, it can be connected with reflector cavity 4, is enclosed in inner space by even optical assembly.
As shown in Figure 6, present invention further teaches a kind of lighting, it comprises foregoing multiple even optical assembly, and wherein multiple even optical assembly is all arranged in this reflector cavity 4 by certain layout, realizes integrated lighting system.
After have employed technique scheme of the present invention, the change of the aperture size of the perforate 3 of even optical element 2, the light penetrated by spot light 1 carries out optical filtering process, the energy of light source 1 is redistributed according to demand, light in light source emergent light in low-angle is directly incident on diffuser plate 5 or target object by the perforate 3 on even optical element 2, the even optical element 2 that high angle scattered light is then made by high anti-material reflexes to reflector cavity 4, multiple reflections through reflector cavity 4 is transmitted to diffuser plate 5 again, thus make light source emergent light more discrete, solve the problem that light source 1 center is excessively bright, perforate 3 even optical element 2 structure of the present invention is simple simultaneously, be easy to processing, the cost of light fixture can be reduced.
Should be noted that, embodiments of the invention have preferably implementation, and not any type of restriction is done to the present invention, any person skilled in art of being familiar with may utilize the technology contents of above-mentioned announcement change or be modified to equivalent effective embodiment, in every case the content of technical solution of the present invention is not departed from, the any amendment done above embodiment according to technical spirit of the present invention or equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (10)

1. an even optical assembly, comprise reflector cavity and light source in the inner and at least two even optical elements are set, described even optical element is arranged on the light-emitting window of described light source, described even optical element has a perforate, it is characterized in that, the described minimum position of open pore size size is positioned at directly over described light source, and described open pore size size becomes large along with the distance apart from described light source and becomes large.
2. even optical assembly as claimed in claim 1, is characterized in that, described hole shape is hourglass shape.
3. even optical assembly as claimed in claim 2, is characterized in that, described perforate is about its aperture size minimum position Central Symmetry.
4. even optical assembly as claimed in claim 3, is characterized in that, two diagonal of described perforate are straight line.
5. even optical assembly as claimed in claim 1, is characterized in that, described even optical element uses high anti-material to make.
6. even optical assembly as claimed in claim 1, is characterized in that, described reflector cavity is diffuse reflection cavity.
7. even optical assembly as claimed in claim 1, is characterized in that, the even optical element in described multiple even optical assembly is one-body molded.
8. even optical assembly as claimed in claim 1, is characterized in that, the even optical element in even optical assembly described in each is corresponding with described light source to be arranged.
9. even optical assembly as claimed in claim 1, is characterized in that, the top of described even optical assembly is also provided with diffuser plate, and described diffuser plate is connected with described reflector cavity described even optical assembly is enclosed in inner space.
10. a light fixture, is characterized in that, comprises multiple even optical assembly as described in claim 1 to 9.
CN201510152180.XA 2015-04-01 2015-04-01 Lamp and dodging component thereof Pending CN104806906A (en)

Priority Applications (1)

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CN201510152180.XA CN104806906A (en) 2015-04-01 2015-04-01 Lamp and dodging component thereof

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Application Number Priority Date Filing Date Title
CN201510152180.XA CN104806906A (en) 2015-04-01 2015-04-01 Lamp and dodging component thereof

Publications (1)

Publication Number Publication Date
CN104806906A true CN104806906A (en) 2015-07-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107591095A (en) * 2017-09-25 2018-01-16 上海九山电子科技有限公司 A kind of transparency LED display screen

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101315163A (en) * 2007-06-01 2008-12-03 鸿富锦精密工业(深圳)有限公司 Luminous diode lighting device
CN201518204U (en) * 2009-05-11 2010-06-30 高雄塑酯化学工业股份有限公司 Lamp box with dodging device and dodging device thereof
EP2204603A1 (en) * 2007-10-26 2010-07-07 Opto Design, Inc. Surface lighting unit, surface lighting light source device, surface lighting device
CN102498336A (en) * 2009-09-18 2012-06-13 Opto设计股份有限公司 Light source device and surface illuminating device using same light source device
JP2012150926A (en) * 2011-01-17 2012-08-09 Opt Design:Kk Led light source device and illumination device using the same
CN203585953U (en) * 2013-11-19 2014-05-07 惠州市华瑞光源科技有限公司 TV set and straight type backlight module
CN203757426U (en) * 2014-02-19 2014-08-06 厦门灿弘光电有限公司 Multi-lighting effect LED tube light
CN204534220U (en) * 2015-04-01 2015-08-05 欧普照明股份有限公司 A kind of light fixture and even optical assembly thereof

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101315163A (en) * 2007-06-01 2008-12-03 鸿富锦精密工业(深圳)有限公司 Luminous diode lighting device
EP2204603A1 (en) * 2007-10-26 2010-07-07 Opto Design, Inc. Surface lighting unit, surface lighting light source device, surface lighting device
CN201518204U (en) * 2009-05-11 2010-06-30 高雄塑酯化学工业股份有限公司 Lamp box with dodging device and dodging device thereof
CN102498336A (en) * 2009-09-18 2012-06-13 Opto设计股份有限公司 Light source device and surface illuminating device using same light source device
JP2012150926A (en) * 2011-01-17 2012-08-09 Opt Design:Kk Led light source device and illumination device using the same
CN203585953U (en) * 2013-11-19 2014-05-07 惠州市华瑞光源科技有限公司 TV set and straight type backlight module
CN203757426U (en) * 2014-02-19 2014-08-06 厦门灿弘光电有限公司 Multi-lighting effect LED tube light
CN204534220U (en) * 2015-04-01 2015-08-05 欧普照明股份有限公司 A kind of light fixture and even optical assembly thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107591095A (en) * 2017-09-25 2018-01-16 上海九山电子科技有限公司 A kind of transparency LED display screen

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Application publication date: 20150729