CN106838722A - A kind of colour temperature and adjustable-angle light fixture - Google Patents
A kind of colour temperature and adjustable-angle light fixture Download PDFInfo
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- CN106838722A CN106838722A CN201710039855.9A CN201710039855A CN106838722A CN 106838722 A CN106838722 A CN 106838722A CN 201710039855 A CN201710039855 A CN 201710039855A CN 106838722 A CN106838722 A CN 106838722A
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- 238000005286 illumination Methods 0.000 claims abstract description 51
- 230000003287 optical effect Effects 0.000 claims abstract description 29
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- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 241001025261 Neoraja caerulea Species 0.000 claims description 3
- 238000009738 saturating Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 25
- 150000001875 compounds Chemical class 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 230000004907 flux Effects 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to illumination optical technical field, specifically related to a kind of colour temperature and adjustable-angle light fixture, include pedestal, at least two light sources, at least two lens and adjusting means, light source is arranged on the pedestal, the lens are arranged in the adjusting means, each lens is at least corresponding with a light source, each lens refracts to the light of respective corresponding light source in the same area, the adjusting means is used to adjust the relative distance between the lens and light source, the lens are zoom lens, when the adjusting means adjusts the relative position between the lens and light source, the shape of each lens correspondence illumination region becomes big or diminishes therewith, in the light source, the colour temperature of at least two light sources is differed.The adjustable light fixture of the application, can not only realize the regulation to illumination region scope, and can also realize that the colour temperature of various illuminating rays is adjusted, and for the structure of more conventionally employed multiple light fixtures, structure is simpler, convenient to install and later period maintenance.
Description
Technical field
The present invention relates to illumination optical technical field, and in particular to a kind of colour temperature and adjustable-angle light fixture.
Background technology
In lighting technical field, in order that the light that sends of light source can according to people the need for be distributed, generally
It is to need using various light conversions to carry out light or reflect or reflect or assemble or dissipate, so changes light
Propagation path, finally give and meet the illumination region that people are actually needed.
With expanding economy and the progress of social life, requirement of the people to lamp lighting is also more and more various, not only
There is the requirement to illumination region, also have the requirement to illuminating ray colour temperature sometimes.
For example, in market illuminates, as the change in season is, it is necessary to the irradiation of the light source of different-colour, summer needs height
The light source of colour temperature, builds refrigerant environment, and winter needs the light source of warm colour temperature, builds warm environment.Be likely to because
The change of market theme, it is necessary to the light fixture of different angles, such as main photographed object volume it is less when, it is necessary to low-angle
Light fixture, and main photographed object volume it is larger when, it is necessary to the larger light fixture of angle.
Described above, in current fitting structure, in order to meet the demand of above-mentioned colour temperature and light angle conversion, generally
It is to need to set multiple light fixtures, by change and light colour temperature that light illumination region is realized from different light fixture start and stop
Change.
It is this to be combined using multiple light fixtures, and then the mode that illumination region and illumination colour temperature are adjusted is realized, in reality
Deficiency is there is also in use, is on the one hand to be inconvenient to adjust control, when being adjusted, it is necessary to open and close different lamps
Tool；Another aspect light fixture is more, while increasing manufacturing cost, also is inconvenient to install and later period maintenance.
So, based on above-mentioned, needing design one kind badly at present can either realize that colour temperature is adjusted, and can realize that illumination region is adjusted again
Section, and adjust the simple light fixture of control.
The content of the invention
It is an object of the invention to：Illumination region, the illumination colour temperature regulation inconvenience existed for current light fixture, and need
Multiple light fixtures are set, and cause the manufacturing cost to increase, it has not been convenient to install and later period maintenance technical problem, there is provided one kind can either
Realize that colour temperature is adjusted, can realize that illumination region is adjusted again, and adjust the simple light fixture of control.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of colour temperature and adjustable-angle light fixture, include pedestal, at least two light sources, at least two lens and adjusting means,
The light source is arranged on the pedestal, and the lens are arranged in the adjusting means, each lens at least with a light
Source is corresponding, and each lens refracts to the light of respective corresponding light source in the same area, and the adjusting means is used to adjust institute
The relative distance between lens and light source is stated, the lens are zoom lens, and the adjusting means adjusts the lens and light source
Between relative position when, each lens correspondence illumination region shape become big therewith or diminish, in the light source, at least two
The colour temperature of individual light source is differed.
The adjustable light fixture of the application, as a result of at least two light sources, at least two lens, lens are that zoom is saturating
Mirror, the distance between lens and light source are adjusted by adjusting means, and then realize the regulation of illumination region size, further,
Be refracted to the light of respective corresponding light source in same illumination region and mix by each lens, due to there are at least two in light source
The light source of colour temperature, so, in actual use, can be by controlling being turned on and off for different-colour light source, Jin Er
The light of each light source correspondence colour temperature is formed in illumination region, it is also possible to which the light source by multiple different-colours of selectivity is all opened
Open, the light of these colour temperatures mixes in illumination region, the illumination region of other colour temperatures is formed, by above-mentioned so that this Shen
Light fixture please, can not only realize the regulation to illumination region scope, and can also realize various illumination lights in a light fixture
The colour temperature adjustment of line, for the structure of more conventionally employed multiple light fixtures, structure is simpler, with relatively low installation cost,
It is convenient to install and later period maintenance.
Preferably, the light fixture of the application, also includes some regulating current devices for adjusting source current size, often
One light source is all corresponding to be provided with a regulating current device, or, the light source for sending identical colour temperature light is
It is one group, corresponding per one group of light source that a regulating current device is set.
By the adjustment to each source current, and then control the intensity that each light source emits beam so that each colour temperature
, when illumination region mixes, the intensity of each colour temperature light is adjustable, further increases the adjustable range of illumination region colour temperature for light；
And when using another way, i.e. light source is grouped according to the difference of the colour temperature that emits beam, identical colour temperature light is sent
Light source is one group, carries out unified tune of each source current of the group by setting a regulating current device per one group of light source
It is whole, while realizing that illumination region colour temperature is adjusted, it is also possible to simplify the structure and adjustment mode of light fixture.
Used as further preferred, the colour temperature that at least one light source emits beam is 2500K-3000K, at least one light
The colour temperature that source emits beam is 5700K-7300K.In actual use, illumination region colour temperature is 2500K-3000K, and 5700K-
Colour temperature in 7300K K, and 2500K-7300K intervals uses relatively broad, so, in this application, by controlling each
The start and stop of light source, and each light source electric current, and then can realize that illumination region colour temperature becomes in 2500K-7300K is interval
Change, further improve the applicability of the application light fixture.
Used as one of which preferred scheme, in the light source, at least one light source sends red light.
Used as one of which preferred scheme, in the light source, at least one light source sends green light.
Used as one of which preferred scheme, in the light source, at least one light source sends blue ray.
In above-mentioned light source, using the monochromatic light in RGB as single source, when in use, can not shared the same light by start and stop
Source, or assorted light source is adjusted, and then the adjustment of illumination spot color is realized, further increase being applicable for the application
Scope.
Used as one of which preferred scheme, each described lens is connected as one, and forms the lens subassembly of integral type.Will be each
Individual lens connect as one to form lens subassembly, when lens regulation is carried out, facilitate the uniformity of each lens to adjust, Jin Erke
To simplify adjusting means, and simplify regulation operation.
Further, the lens subassembly includes two, four, six or eight lens.
As another preferred, the different light source of every group of lens at least two colour temperatures of correspondence.So that single group lens are reflected
Light can also adjust colour temperature, further improve light source adjustable range.
Preferably, when the position of the lens is adjusted, each lens is along the key light direction of principal axis of itself for the adjusting means
It is mobile.The control for facilitating lens on light source to emit beam.
Preferably, the lens include lens body, and the lens body is included and is refracted into lens for source light
The plane of incidence of body, the exit facet that lens body is reflected for light in lens body and for light will to be entered by the plane of incidence
Part in line reflexes to the reflecting surface of the exit facet, the plane of incidence to that should have at least one light source moving section, with change
When the corresponding light source of focus lens is moved in the interval, the beam angle that light beam is reflected by the exit facet become accordingly it is big or
Person diminishes.
The lens of the application are zoom lens, due to a light source moving section, when light source is moved in the interval, by
The beam angle that exit facet reflects light beam becomes big or diminishes accordingly, that is to say, that in actual optical system, only need
Light source is moved in the light source moving section, you can realize the adjustment of beam angle, and then realize the adjustment of spot size, such as
This, compared with traditional zoom optical system and zoom light fixture for, be first that multigroup optical lens need not be set for zoom, and then
Greatly simplify the internal structure of optical system；Simultaneously, it is not required that set light shield device to stop light, and then also reduce
The loss of luminous flux.
Preferably, the plane of incidence is surrounded on outside the light source moving section, makes light source in the light source moving section
When mobile, the light that light source sends all is refracted into the lens body by the plane of incidence.So so that light source
The light for sending is all participated in illuminating bundle, directly avoids the loss of luminous flux in focussing process.
Preferably, the light source moving section is located on the primary optical axis of the lens body.Light source moving section is set
On the primary optical axis of lens body, facilitate the design of each light distribution surface of lens body, reduce the design difficulty of lens arrangement, also letter
Lens arrangement is changed.
Preferably, the plane of incidence includes the center incident face being located on the lens body primary optical axis and is surrounded on described
First plane of incidence outside center incident face, the center incident face is corresponding with the exit facet, and the center incident face will be shone
The light penetrated thereon directly refracts to the exit facet, and first plane of incidence is corresponding with the reflecting surface, and described first
The light for irradiating thereon is refracted to the reflecting surface by the plane of incidence, and the reflecting surface refracts light into the exit facet again.
In this programme, the plane of incidence is divided into center incident face and first plane of incidence, the light that light source sends, low-angle part
It is radiated on center incident face, and high angle scattered light is radiated on first plane of incidence, in this way, by the low-angle light of light source and greatly
Angle light is controlled respectively, is first the convenient control emitted beam to light source, while, it is also possible to improve the matter of hot spot
Amount.
Preferably, first plane of incidence is at least two, and on edge perpendicular to the direction of the lens body primary optical axis
Upper concentric arrangement, and, it is spaced apart on the direction of the lens body primary optical axis on edge between adjacent first plane of incidence.
First plane of incidence is set at least two, on the one hand, such that the emit beam light beam of middle all angles of light source is divided
Do not control, i.e. the light beam to different-energy level is controlled respectively, further improves the control ability of lens on light line, is improved
Optical quality；On the other hand, in light source moving process, light gradually by towards the first plane of incidence transition internal or towards the outside,
And then allow that light source is moved in the larger context, that is, cause that the length of light source adjustment region is more long, and, also cause light
During regulation, light energy still can reliably be ensured in source, and realize the lossless of luminous flux.
Preferably, the reflecting surface is several, and each first plane of incidence corresponds to a reflecting surface, each described reflection
The light that first plane of incidence refraction of respective correspondence comes independently is reflexed to the exit facet by face.It is further to improve lens on light line
Control ability, improve optical quality.
Preferably, height of first plane of incidence on along the lens body key light direction of principal axis is incident with adjacent first
Spacing between face and corresponding with the position of the light source moving section, when light source is moved in light source moving section,
The light for being sent all is refracted into the lens body by center incident face and each first plane of incidence.It is further to protect
Card light source emits beam in the hot spot illumination being involved in, and improves the utilization rate that light source emits beam.
Preferably, the exit facet includes the first exit area and the second exit area, second exit area with
Outermost first plane of incidence is located in first plane of incidence corresponding, the light entered by the plane of incidence of outermost first is existed
Lens are reflected by the second exit area after reflective surface, the first exit area described in remaining first plane of incidence is corresponding,
Make by addition to the plane of incidence of outermost first other first planes of incidence enter light after each self-corresponding reflective surface
Lens, the center incident face and first exit area are reflected by first exit area, is made by center incident face
The light of entrance reflects lens by the first exit area.In this scenario, because light source sends low-angle light and wide-angle
The energy of light is different, and the lighting angle positioned at the corresponding light of outermost first plane of incidence is maximum, and center incident is faced
The light lighting angle answered is minimum, and the lighting angle of remaining first plane of incidence correspondence light is luminous in maximum lighting angle and minimum
These light in this application, are controlled, finally, by outgoing by transition between angle respectively by the plane of incidence and reflecting surface
Face is divided into the first exit area and the second exit area, the adjustment for carrying out again by these light, is forming these light
Hot spot in can be well mixed, further improve optical quality.
Preferably, first exit area is frosting light distribution surface.
Preferably, second exit area is compound eye face.
In the such scheme of the application, the light of all angles that light source emits beam goes out superposition in hot spot, by first
Exit area is set to frosted light distribution surface, and the second exit area is set to compound eye face, can be prevented effectively from hot spot modulation phenomenon
Appearance, that is, avoid hot spot be in polygonal shape, it is ensured that the toroidal of hot spot.
Preferably, the compound eye face of second exit area spliced successively by some pentagon compound eyes or rhombus compound eye and
Into.
Preferably, the reflecting surface is for arc light distribution surface or for multiple camber reflection units combine the flakey to be formed
Light distribution surface or for multiple plane reflection units combine the flakey light distribution surface to be formed.By the reflecting surface of above-mentioned shape, can be with
According to actual needs, light is controlled, improves the light control ability of lens.
Preferably, the center incident face and/or first plane of incidence are plane light distribution surface or cambered surface light distribution surface.Further
Raising lens light control ability.
In sum, by adopting the above-described technical solution, the beneficial effect of the application is：
As a result of at least two light sources, at least two lens, lens are zoom lens, by adjusting means adjust lens with
The distance between light source, and then realize the regulation of illumination region size, further, each lens is by the light of respective corresponding light source
Line mixes in being refracted to same illumination region, due to there are the light source of at least two colour temperatures in light source, so, actually used
During, by controlling being turned on and off for different-colour light source, and then each light source correspondence color can be formed in illumination region
The light of temperature, it is also possible to which the light source by multiple different-colours of selectivity is all turned on, and the light of these colour temperatures is in illumination region
Middle mixing, forms the illumination region of other colour temperatures, by above-mentioned so that the light fixture of the application, can not only be in a light fixture
Regulation of the middle realization to illumination region scope, and the colour temperature adjustment of various illuminating rays, more conventionally employed multiple can also be realized
For the structure of light fixture, structure is simpler, with relatively low installation cost, is also convenient for installing and later period maintenance.
Brief description of the drawings
Fig. 1 is the structural representation of the application zoom lens；
Fig. 2 is the structural representation at another visual angle of the application zoom lens；
Fig. 3 is located therein a light path schematic diagram during position for light source；
Fig. 4 is located at light path schematic diagram during another location for light source；
Fig. 5 is the structural representation of the application light fixture；
Fig. 6 is the structural representation of lens subassembly one of which structure；
Fig. 7 is the structural representation of lens subassembly one of which structure；
Fig. 8 is the structural representation of lens subassembly one of which structure；
Fig. 9 is the structural representation of lens subassembly one of which structure；
Figure 10 is the sectional view of Fig. 6,
Marked in figure：1- lens bodies, 2- center incidents face, the planes of incidence of 3- first, 4- reflectings surface, the exit areas of 5- first, 6-
Second exit area, 7- light sources, 8- light source moving sections, 9- pedestals, 10- adjusting meanss, 11- regulating current devices.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the present invention, not
For limiting the present invention.
Embodiment：As Figure 1-5,
A kind of colour temperature and adjustable-angle light fixture, include pedestal 9, at least two light sources 7, at least two lens and adjusting means
10, the light source 7 is arranged on the pedestal 9, and the lens are arranged in the adjusting means 10, each lens at least with
One light source 7 is corresponding, and each lens refracts to the light of respective corresponding light source 7 in the same area, the adjusting means 10
For adjusting the relative distance between the lens and light source 7, the lens are zoom lens, the regulation of the adjusting means 10 institute
When stating the relative position between lens and light source 7, the shape of each lens correspondence illumination region becomes big or diminishes therewith, the light
In source 7, the colour temperature of at least two light sources 7 is differed.In this programme, a light source 7 or two light sources 7 or three and
Light source 7 above can share a lens
The adjustable light fixture of the application, as a result of at least two light sources 7, at least two lens, lens are zoom lens, are led to
The distance between the regulation lens of toning regulating device 10 and light source 7, and then the regulation of illumination region size is realized, further, respectively
Be refracted to the light of respective corresponding light source 7 in same illumination region and mix by individual lens, due to there are at least two in light source 7
The light source 7 of colour temperature, so, in actual use, can by controlling being turned on and off for different-colour light source 7, and then
The light of the correspondence colour temperature of each light source 7 is formed in illumination region, it is also possible to which the light source 7 by multiple different-colours of selectivity is all
Open, the light of these colour temperatures mixes in illumination region, the illumination region of other colour temperatures is formed, by above-mentioned so that this
The light fixture of application, can not only realize the regulation to illumination region scope, and can also realize various illuminations in a light fixture
The colour temperature adjustment of light, for the structure of more conventionally employed multiple light fixtures, structure is simpler, with relatively low installation cost,
It is also convenient for installing and later period maintenance.
Used as one of which implementation method, light fixture also includes some electric currents for adjusting the size of current of light source 7 and adjusts
Device 11, each described light source 7 is corresponding to be provided with a regulating current device 11, or, send identical colour temperature
The light source 7 of light is one group, corresponding per one group of light source 7 to set a regulating current device 11.
By the adjustment carried out to each size of current of light source 7, and then the intensity that each light source 7 emits beam is controlled, made
Each colour temperature light is obtained when illumination region mixes, the intensity of each colour temperature light is adjustable, further increases illumination region colour temperature
Adjustable range；And when using another way, i.e. light source 7 is grouped according to the difference of the colour temperature that emits beam, phase is sent
It is one group with the light source 7 of colour temperature light, the group each light is carried out by setting a regulating current device 11 per one group of light source 7
The unified adjustment of the electric current of source 7, while realizing that illumination region colour temperature is adjusted, it is also possible to simplify structure and the adjustment side of light fixture
Formula.
Used as one of which implementation method, the colour temperature that at least one light source 7 emits beam is 2500K-3000K, at least
The colour temperature for having a light source 7 to emit beam is 5700K-7300K.In actual use, illumination region colour temperature is 2500K-
Colour temperature in 3000K, and 5700K-7300K, and 2500K-7300K intervals uses relatively broad, so, in this application,
By controlling the start and stop of each light source 7, and each light source 7 electric current, and then illumination region colour temperature can be realized in 2500K-
Change in 7300K is interval, further improves the applicability of the application light fixture.
Used as one of which implementation method, in the light source 7, at least one light source 7 sends red light.
Used as one of which implementation method, in the light source 7, at least one light source 7 sends green light.
Used as one of which implementation method, in the light source 7, at least one light source 7 sends blue ray.
In above-mentioned light source, using the monochromatic light in RGB as single source, when in use, can not shared the same light by start and stop
Source 7, or assorted light source 7 is adjusted, and then the adjustment of illumination spot color is realized, further increase the suitable of the application
Use scope.
Used as one of which implementation method, each described lens is connected as one, and forms the lens subassembly of integral type.Will be each
Individual lens connect as one to form lens subassembly, when lens regulation is carried out, facilitate the uniformity of each lens to adjust, Jin Erke
To simplify adjusting means 10, and simplify regulation operation.
Further, as Figure 6-9, the lens subassembly includes two, four, six or eight lens.Enter one
Step, in the scheme of the application, any number of lens arrangements can be included in same lens subassembly, with specific reference to being actually needed
Selected.
As one of which implementation method, the different light source 7 of each lens at least two colour temperatures of correspondence.So that single lens
The light for reflecting can also adjust colour temperature, further improve the adjustable range of light source 7.
As one of which implementation method, the adjusting means 10 when the position of the lens is adjusted, each lens edge
The key light direction of principal axis movement of itself.The control for facilitating lens on light source 7 to emit beam.
Used as one of which implementation method, the zoom lens include lens body 1, and the lens body 1 includes confession
The light of light source 7 is refracted into the plane of incidence of lens body 1, reflected for light in lens body 1 lens body 1 exit facet and
For the reflecting surface 4 by the exit facet is reflexed into the part in light by the plane of incidence, the plane of incidence is to that should have
At least one light source moving section 8, when light source 7 corresponding with zoom lens is moved in the interval, is reflected by the exit facet
The beam angle for going out light beam becomes big or diminishes accordingly.
The zoom lens of the application, due to a light source moving section 8, when light source 7 is moved in the interval, by outgoing
The beam angle that face reflects light beam becomes big or diminishes accordingly, that is to say, that in actual optical system, it is only necessary to
Mobile light source 7 in the light source moving section 8, you can realize the adjustment of beam angle, and then realize the adjustment of spot size, such as
This, compared with traditional zoom optical system and zoom light fixture for, be first that multigroup optical lens need not be set for zoom, and then
Greatly simplify the internal structure of optical system；Simultaneously, it is not required that set light shield device to stop light, and then also reduce
The loss of luminous flux.
Used as one of which implementation method, the plane of incidence is surrounded on outside the light source moving section 8, makes light source 7 in institute
State when being moved in light source moving section 8, the light that light source 7 sends all is refracted into the lens sheet by the plane of incidence
In body 1.So so that the light that light source 7 sends is all participated in illuminating bundle, luminous flux in focussing process is directly avoided
Loss.
Used as one of which implementation method, the light source moving section 8 is located on the primary optical axis of the lens body 1.Will
Light source moving section 8 is arranged on the primary optical axis of lens body 1, facilitates the design of each light distribution surface of lens body 1, reduces lens
The design difficulty of structure, also simplify lens arrangement.
Used as one of which implementation method, the plane of incidence includes that the center on the primary optical axis of the lens body 1 enters
Face 2 and first plane of incidence 3 being surrounded on outside the center incident face 2 are penetrated, the center incident face 2 is relative with the exit facet
Should, the light for irradiating thereon is directly refracted to the exit facet, first plane of incidence 3 and institute by the center incident face 2
State that reflecting surface 4 is corresponding, the light for irradiating thereon is refracted to the reflecting surface 4, the reflecting surface by first plane of incidence 3
4 refract light into the exit facet again.
In this programme, the plane of incidence is divided into the plane of incidence 3 of center incident face 2 and first, the light that light source 7 sends, low-angle
Partial illumination is on center incident face 2, and high angle scattered light is radiated on first plane of incidence 3, in this way, by the low-angle of light source 7
Light and high angle scattered light are controlled respectively, are first the convenient control emitted beam to light source 7, while, it is also possible to improve
The quality of hot spot.
Used as one of which implementation method, first plane of incidence 3 is at least two, and on edge perpendicular to the lens sheet
Concentric arrangement on the direction of the primary optical axis of body 1, and, on edge perpendicular to the primary optical axis of the lens body 1 between adjacent first plane of incidence 3
Direction on be spaced apart.First plane of incidence 3 is set at least two, on the one hand, so that each angle during light source 7 emits beam
The light beam of degree can be controlled respectively, i.e. the light beam to different-energy level is controlled respectively, further improves lens on light
The control ability of line, improves optical quality；On the other hand, in the moving process of light source 7, light is gradually by towards inside or towards the outside
The transition of first plane of incidence 3, and then allow that light source 7 is moved in the larger context, that is, cause the length of the adjustment region of light source 7
Degree is more long, and, also cause light source 7 during regulation, optical quality still can reliably be ensured, and realize light
Flux it is lossless.
Used as one of which implementation method, the reflecting surface 4 is several, and each first plane of incidence 3 correspondence one is anti-
Face 4 is penetrated, each described reflecting surface 4 first plane of incidence 3 of respective correspondence is reflected the light for coming and independently reflexes to the exit facet.Enter
The control ability of the raising lens on light line of one step, improves optical quality.
As one of which implementation method, height of first plane of incidence 3 on along the key light direction of principal axis of the lens body 1
Degree and the spacing between adjacent first plane of incidence 3 and corresponding with the position of the light source moving section 8, make light source 7 in light
When being moved in source moving section 8, the light for being sent all is refracted into by center incident face 2 and each first plane of incidence 3
The lens body 1.Further guarantee light source 7 emits beam in the hot spot illumination being involved in, and improves what light source 7 emitted beam
Utilization rate.
Used as one of which implementation method, the exit facet includes the first exit area 5 and the second exit area 6, institute
State the second exit area 6 and that outermost first plane of incidence 3 is located in first plane of incidence 3 is corresponding, make by outermost the
The light that one plane of incidence 3 enters reflects lens after being reflected by reflecting surface 4 by the second exit area 6, remaining first plane of incidence 3
First exit area 5 is corresponding, makes the light entered by other first planes of incidence 3 in addition to first plane of incidence of outermost 3
Line reflects lens, the center incident face 2 and institute after being reflected through each self-corresponding reflecting surface 4 by first exit area 5
The first exit area 5 is stated, the light entered by center incident face 2 is reflected lens by the first exit area 5.In the program
In, due to light source 7, to send low-angle light different from the energy of high angle scattered light, positioned at the outermost correspondence of first plane of incidence 3
Light lighting angle it is maximum, and the corresponding light lighting angle in center incident face 2 is minimum, remaining correspondence of first plane of incidence 3
The lighting angle of light transition between maximum lighting angle and minimum lighting angle, in this application, by the plane of incidence and instead
Penetrate face 4 to control these light respectively, finally, exit facet is divided into the first exit area 5 and the second exit area 6, will
These light carry out adjustment again, these light is well mixed in the hot spot for being formed, and further improve light
Spot quality.
Used as one of which implementation method, first exit area is frosting light distribution surface.
Used as one of which implementation method, second exit area 6 is compound eye face.
In the such scheme of the application, the light of all angles that light source 7 emits beam goes out superposition in hot spot, by first
Exit area 5 is set to frosted light distribution surface, and the second exit area 6 is set to compound eye face, can be prevented effectively from hot spot modulation existing
The appearance of elephant, that is, it is in polygonal shape to avoid hot spot, it is ensured that the toroidal of hot spot.
Used as one of which implementation method, the compound eye face of second exit area 6 is by some pentagon compound eyes or water chestnut
Shape compound eye is spliced successively.
Used as one of which implementation method, the reflecting surface 4 is arc light distribution surface or is multiple camber reflection unit groups
Close the flakey light distribution surface of formation or for multiple plane reflection units combine the flakey light distribution surface to be formed.By above-mentioned shape
Reflecting surface 4, light can be controlled according to actual needs, improve lens light control ability.
As one of which implementation method, the plane of incidence 3 of the center incident face 2 and/or first be plane light distribution surface or
Cambered surface light distribution surface.The further light control ability for improving lens.
All any modification, equivalent and improvement made within the spirit and principles in the present invention etc., should be included in
Within protection scope of the present invention.
Claims (14)
1. a kind of colour temperature and adjustable-angle light fixture, it is characterised in that：Include pedestal, at least two light sources, at least two saturating
Mirror and adjusting means, the light source are arranged on the pedestal, and the lens are arranged in the adjusting means, each lens
At least corresponding with a light source, each lens refracts to the light of respective corresponding light source in the same area, the regulation dress
Put for adjusting the relative distance between the lens and light source, the lens are zoom lens, and the adjusting means adjusts institute
When stating the relative position between lens and light source, the shape of each lens correspondence illumination region becomes big or diminishes therewith, the light
In source, the colour temperature of at least two light sources is differed.
2. light fixture as claimed in claim 1, it is characterised in that：The light fixture, also includes some for adjusting source current
The regulating current device of size, each described light source is corresponding to be provided with a regulating current device, or, send
The light source of identical colour temperature light is one group, corresponding per one group of light source to set a regulating current device.
3. zoom lens as claimed in claim 2, it is characterised in that：The colour temperature that at least one light source emits beam is
2500K-3000K, the colour temperature that at least one light source emits beam is 5700K-7300K.
4. light fixture as claimed in claim 3, it is characterised in that：In the light source, at least one light source sends red light.
5. light fixture as claimed in claim 4, it is characterised in that：In the light source, at least one light source sends green light.
6. light fixture as claimed in claim 5, it is characterised in that：In the light source, at least one light source sends blue ray.
7. light fixture as claimed in any one of claims 1 to 6, it is characterised in that：Each described lens is connected as one, and is formed
The lens subassembly of integral type.
8. light fixture as claimed in claim 7, it is characterised in that：The lens subassembly includes two, four, six or eight
Lens.
9. light fixture as claimed in any one of claims 1 to 6, it is characterised in that：Each lens at least two colour temperatures of correspondence are different
Light source.
10. light fixture as claimed in any one of claims 1 to 6, it is characterised in that：The adjusting means is adjusting the lens
Position when, each lens along itself key light direction of principal axis move.
11. light fixtures as claimed in any one of claims 1 to 6, it is characterised in that：The lens include lens body, described
Mirror body is included and is refracted into the plane of incidence of lens body for source light, reflects lens body for light in lens body
Exit facet and for the reflecting surface by the exit facet is reflexed into the part in light by the plane of incidence, the incidence
In face of that should have at least one light source moving section, when light source corresponding with zoom lens is moved in the interval, by the outgoing
The beam angle that face reflects light beam becomes big or diminishes accordingly.
12. light fixtures as claimed in claim 11, it is characterised in that：The plane of incidence is surrounded on outside the light source moving section,
When light source is moved in the light source moving section, the light that light source sends all is refracted into institute by the plane of incidence
State in lens body.
13. light fixtures as claimed in claim 12, it is characterised in that：The plane of incidence includes being located at the lens body primary optical axis
On center incident face and first plane of incidence that is surrounded on outside the center incident face, the center incident face and the exit facet
Corresponding, the center incident face will irradiate light thereon and directly refract to the exit facet, first plane of incidence with
The reflecting surface is corresponding, and the light for irradiating thereon is refracted to the reflecting surface, the reflecting surface by first plane of incidence
The exit facet is refracted light into again.
14. light fixtures as claimed in claim 13, it is characterised in that：First plane of incidence is at least two, and along vertical
In concentric arrangement on the direction of the lens body primary optical axis, and, on edge perpendicular to the lens between adjacent first plane of incidence
It is spaced apart on the direction of body primary optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039855.9A CN106838722A (en) | 2017-01-19 | 2017-01-19 | A kind of colour temperature and adjustable-angle light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039855.9A CN106838722A (en) | 2017-01-19 | 2017-01-19 | A kind of colour temperature and adjustable-angle light fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106838722A true CN106838722A (en) | 2017-06-13 |
Family
ID=59124857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710039855.9A Pending CN106838722A (en) | 2017-01-19 | 2017-01-19 | A kind of colour temperature and adjustable-angle light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106838722A (en) |
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| CN110933804A (en) * | 2019-11-29 | 2020-03-27 | 广东洲明节能科技有限公司 | Lamp, and lamp angle control system and method |
| CN111818693A (en) * | 2020-07-16 | 2020-10-23 | 深圳民爆光电股份有限公司 | LED panel light of mixed accuse light of multiple optical system |
| EP3913281A4 (en) * | 2019-03-29 | 2022-03-23 | Suzhou Opple Lighting Co., Ltd. | Optical element and light distribution module |
| CN115059899A (en) * | 2022-06-29 | 2022-09-16 | 赛尔富电子有限公司 | Lens and light source module |
| CN117167688A (en) * | 2023-09-12 | 2023-12-05 | 派洛奇科技（广东）有限公司 | Energy-saving ceiling lamp |
| CN117167688B (en) * | 2023-09-12 | 2024-10-22 | 派洛奇科技（广东）有限公司 | Energy-saving ceiling lamp |
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Application publication date: 20170613 |