CN209540539U - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN209540539U CN209540539U CN201920269473.XU CN201920269473U CN209540539U CN 209540539 U CN209540539 U CN 209540539U CN 201920269473 U CN201920269473 U CN 201920269473U CN 209540539 U CN209540539 U CN 209540539U
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Abstract
The utility model provides a kind of lighting device, it is related to technical field of LED illumination, for solving the technical issues of existing lighting device cannot be according to the changes in demand of different operating occasion different luminescent color, which includes the light source group of substrate and setting on the substrate；Wherein, the light source group includes at least first light source and second light source, and the substrate includes at least first area and second area, and in the first area, the second light source is arranged in the second area for the first light source setting；The light of the first light source transmitting is projected with the first light-out effect, and the light of the second light source transmitting is projected with the second light-out effect.Lighting device provided by the embodiment of the utility model can open first light source or second light source respectively according to use demand, to obtain different light-out effects.
Description
Technical field
The utility model embodiment is related to technical field of LED illumination more particularly to a kind of lighting device.
Background technique
In recent years, due to the lighting device tool using light emitting diode (Light Emitting Diode, referred to as " LED ")
There are the performances such as good low-power, lower calorific value, LED light device is just gradually replacing the lighting device of other traditional types.
Existing LED light device generally comprises substrate and light source, wherein control circuit, substrate is arranged in the side of substrate
The other side light source is set, when using the LED light device, control circuit, which connects to power supply, provides electric power for light source, makes light
Source emits light, meets and uses Man's Demands.
However, the application utility model people is in actual operation the study found that the light of existing LED light device transmitting goes out
Light effect, such as color, colour temperature, angle cannot change according to the variation of workplace.
Utility model content
In view of the above problems, the utility model embodiment provides a kind of lighting device, which can be according to difference
Workplace change light-out effect.
To achieve the goals above, the utility model embodiment provides the following technical solutions:
The utility model embodiment provides a kind of lighting device comprising: the light source of substrate and setting on the substrate
Group.
Wherein, the light source group include at least first light source and second light source, the substrate include at least first area and
Second area, in the first area, the second light source is arranged in the second area for the first light source setting.
The light of the first light source transmitting is projected with the first light-out effect, and the light of the second light source transmitting goes out light with second
Effect projects.
Lighting device as described above, wherein the color and second light source transmitting of the light of the first light source transmitting
Light color it is different.
Lighting device as described above, wherein the colour temperature and second light source transmitting of the light of the first light source transmitting
Light colour temperature it is different.
Lighting device as described above, wherein the middle part of the substrate, the second area is arranged in the first area
For the annular region for surrounding the first area.
Lighting device as described above, wherein the lighting device further include: light processing part；The light processing part setting
It is equipped with the side of the light source group in the substrate, so that the light of first light source transmitting is projected with first angle, and makes institute
The light for stating second light source transmitting is projected with second angle.
Lighting device as described above, wherein the lighting device further include: the lamp housing being set in outside the light source group,
And one end of the lamp housing is fixedly connected with the substrate.
The light processing part includes: lens, the reflecting component with the first reflective surface and is arranged in the envelope inner wall
The second reflective surface.
Wherein, the lens are covered on one end that the lamp housing deviates from the substrate, and one end of the reflecting component and institute
Substrate connection is stated, the other end of the reflecting component is connect with the lens；The first light source and the second light source distinguish position
In the two sides of the reflecting component；And there is third angle, the lamp housing and the substrate between the reflecting component and the substrate
Between have fourth angle.
Lighting device as described above, wherein the light processing part includes: the first light processing part, first light processing
Part is covered on outside the first light source.
The first light source includes multiple first illuminating parts, inner surface shape of the first light processing part towards the substrate
At having multiple first tapered protrusions, each first tapered protrusion face one first illuminating part；It is described to be parallel to
The plane of substrate is cross section, and the cross section of first tapered protrusion is from one end close to the substrate to far from the substrate
One end gradually increase；The side of first tapered protrusion is used for reflection light.
Lighting device as described above, wherein support or oppose the end face of first tapered protrusion towards first illuminating part
Direction from the substrate forms the first groove.
Lighting device as described above, wherein first groove includes the first bottom wall and is fixed on first bottom wall
On the first side wall, first bottom wall to close to the substrate direction protrude.
Lighting device as described above, wherein the light processing part further include: the second light processing part, at second light
Reason part is covered on outside the second light source.
The second light source includes multiple second illuminating parts, inner surface shape of the second light processing part towards the substrate
At having multiple second tapered protrusions, each second tapered protrusion face one second illuminating part；It is described to be parallel to
The plane of substrate is cross section, and the cross section of second tapered protrusion is from one end close to the substrate to far from the substrate
One end gradually increase；The side of second tapered protrusion is used for reflection light.
Lighting device as described above, wherein the lighting device further include: control circuit；The control circuit difference
It is connect with the first light source and the second light source；The control circuit for controlling the first light source and described the respectively
The opening and closing of two light sources.
Compared with prior art, light source group is fixed on substrate by lighting device provided by the embodiment of the utility model,
In, according to use demand, substrate is divided into multiple regions, is respectively provided in one group of light source, such as the present embodiment in each region,
First light source setting is arranged in first area, second light source in second area, wherein the light-out effect of the light of first light source transmitting
It is different from the light-out effect of light of second light source transmitting, when needing a kind of light-out effect, first light source can be opened, needs are worked as
When another light-out effect, second light source is opened, in this way, the mesh for changing light light-out effect according to use demand can be reached
's.
The technical issues of being solved in addition to the utility model embodiment described above, the technical characteristic for constituting technical solution
And outside the beneficial effect as brought by the technical characteristic of these technical solutions, lighting device provided by the embodiment of the utility model
The other technical characteristics and these technical characteristic brings for including in the other technologies problem that can solve, technical solution are beneficial
Effect will make further details of explanation in a specific embodiment.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the lighting device that an embodiment of the present invention provides；
Fig. 2 is the light schematic diagram of first light source in Fig. 1；
Fig. 3 is hot spot schematic diagram of the first light source on shadow surface in Fig. 2；
Fig. 4 is the light schematic diagram of second light source in Fig. 1；
Fig. 5 is hot spot schematic diagram of the second light source on shadow surface in Fig. 4；
Fig. 6 is the structural schematic diagram for the lighting device that another embodiment of the utility model provides；
Fig. 7 is the light schematic diagram of first light source in Fig. 6；
Fig. 8 is the light schematic diagram of second light source in Fig. 6；
Fig. 9 is the structural schematic diagram for the control circuit that another embodiment of the utility model provides；
Figure 10 is the structural schematic diagram for the control circuit that the utility model another embodiment provides.
Description of symbols:
10, substrate；20, first light source；30, second light source；
41, lamp housing；42, lens；43, reflecting component；
44, shadow surface；45, the first hot spot；46, the second hot spot；
50, the first light processing part；51, the first illuminating part；52, the first tapered protrusion；
53, the first groove；54, the first bottom wall；55, the first side wall；
60, the second light processing part；61, the second illuminating part；62, the second tapered protrusion；
63, the second groove；64, the second bottom wall；65, second sidewall；
71, signal input module；72, control module；73, power supply module.
Specific embodiment
It, below will knot in order to keep the above objects, features, and advantages of the utility model embodiment more obvious and easy to understand
The attached drawing in the utility model embodiment is closed, the technical scheme in the utility model embodiment is clearly and completely described.
Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on this reality
With the embodiment in novel, those of ordinary skill in the art without creative labor it is obtained it is all its
Its embodiment belongs to the range of the utility model protection.
Fig. 1 to Fig. 7 is please referred to, the utility model embodiment provides a kind of lighting device, comprising: substrate 10 and setting are in base
Light source group on plate 10.Light source group is fixed to be connect on the substrate 10 and with the control circuit that 10 other side of substrate is arranged in, and is controlled
Circuit is used to control the opening and closing of light source group.Light source group includes at least first light source 20 and second light source 30, and substrate 10 includes at least
First area and second area, the setting of first light source 20 are arranged in first area, second light source 30 in second area.Described first
The light of light source transmitting is projected with the first light-out effect, and the light of the second light source transmitting is projected with the second light-out effect.
It should be noted that the light-out effect mentioned in the present embodiment refers to, as light changes brought human body energy
The different lighting effects of perception, such as the color of light, the colour temperature of light, the angle of light and the distribution shape institute by light source
Bring irradiates hot spot etc., and the present embodiment is not limited.
As long as any one or more differences in the color of so light, colour temperature, angle, irradiation hot spot, so that it may real
Existing different light-out effect.
In order to reach the demand for the light-out effect for changing lighting device light according to use demand, substrate 10 can be divided
Areal for several regions, division can be two, three or more, and different light can be set in each region
Source, so that the light of several region light sources can be projected respectively with different light-out effects.In addition, each light source is ok
It connects to the control circuit.
This implementation is illustrated for dividing two regions, and substrate 10 is divided into first area and second area, and first
Region and second area are symmetrical arranged, be arranged light color that first light source 20 on the first region emits can for red, yellow,
Blue, white or other colors in any one or more, second light source 30 emit light color and first light source 20 send out
The light penetrated is identical, if guarantee first light source 20 it is identical with the colour temperature of second light source 30, as long as first light source 20 emit light and
The light that second light source 30 emits projects at different angles, can be achieved with the light-out effect color for being varied as desired lighting device
Demand.
Specifically, first area and the boundary line of second area can be straight line, camber line or broken line etc., pass through above-mentioned boundary line
Substrate 10 is divided into left and right distribution, upper and lower two regions for being distributed or diagonally distributing.
Please refer to Fig. 1 to Figure 10, lighting device further include: control circuit；Control circuit respectively with first light source 20 and
The connection of two light sources 30；Control circuit for controlling the opening and closing of first light source 20 and second light source 30 respectively.
Control circuit can be pull-switch, and when needing to change the light-out effect of lighting device, user of service can be manual
Change the opening and closing of first light source 20 and second light source 30；The present embodiment provides another implementation, control circuit includes letter
Number input module 71 and control module 72, signal input module 71 are connect with control module 72, and control module 72 is respectively with first
Light source 20 and second light source 30 connect, the trigger signal that control module 72 is inputted according to signal input module 71, respectively automatic control
The opening and closing of first light source 20 and second light source 30 processed.
In the above-described embodiments, control module 72 can be programmable logic controller (PLC) (Programmable Logic
Controller, referred to as " PLC ") or microprocessing unit (Micro Controller Unit, referred to as " MCU ")；As shown in figure 9,
Signal input module 71 can be Anneta module, or as shown in Figure 10, signal input module 71 can also be infrared input module.
Further, control circuit further includes power supply module 73, power supply module 73 respectively with control module 72, first light source
20 and second light source 30 connect, for providing electric power for control module 72, first light source 20 and second light source 30.
When lighting device provided in this embodiment works, if necessary to the light-out effect for the light that first light source 20 emits, letter
Number input module 71 receives external trigger signal, and is sent to control module 72, and control module 72 is beaten according to the trigger signal
It opens first light source 20 and closes second light source 30, obtain the light-out effect of first light source 20；Emit if necessary to second light source 30
Light light-out effect, signal input module 71 receives external trigger signal, and is sent to control module 72, control module 72
First light source 20 is closed according to the trigger signal and opens second light source 30, obtains the light-out effect of second light source 30；Likewise,
If needing the light-out effect of first light source 20 and second light source 30 simultaneously, signal input module 71 receives external triggering letter
Number, and it is sent to control module 72, control module 72 opens simultaneously first light source 20 and second light source 30 according to the trigger signal,
Open first light source 20 and second light source 30.
Compared with prior art, lighting device provided by the embodiment of the utility model, light source group is fixed on the substrate 10,
Wherein, according to use demand, substrate 10 is divided into multiple regions, is respectively provided with one group of light source, such as this implementation in each region
In example, the setting of first light source 20 is respectively set in second area according to use demand in first area, the setting of second light source 30
The light-out effect of first light source 20 and the light-out effect of second light source 30, the light-out effect for the light for emitting first light source 20 and the
The light-out effect of the light of two light sources 30 transmitting is different, in this way, first light source 20 or second light source 30 both can be individually opened, it can also
To open simultaneously first light source 20 and second light source 30, reach the light efficiency out for changing the light of lighting device transmitting according to use demand
The purpose of fruit.
In the present embodiment, the color for the light that the color for the light that first light source 20 emits emits with second light source 30 is different.
Specifically, the wavelength for the light that first light source 20 emits with second light source 30 is different, so that 20 He of first light source
The color that second light source 30 is presented is different.For example, the wave-length coverage for the light that first light source 20 emits is between 770~622nm
Red, the light face that the wavelength for the light that second light source 30 emits emits between 577~492nm in green or first light source 20
The face for the light that color can emit for any one or more in red, yellow, blue, white or other colors, second light source 30
Color can be any one or more different from the light color of first area.
The color for the light that the present embodiment emits from light source, by the light that first light source 20 and second light source 30 is arranged
Color, so that it may so that the light-out effect for the light that first light source 20 emits is different from the light-out effect of light that second light source 30 emits.
Further, Fig. 1 and Fig. 6 are please referred to, the middle part of substrate 10 is arranged in first area, and second area is around first
The annular region in region.
Specifically, first area and the boundary of second area can be round, ellipse or polygon of other closures etc.,
Substrate 10 is divided into two regions inside boundary line and outside boundary line
The relative position of first area and second area boundary line on the substrate 10 can be configured according to actual needs,
Not limiting the size of first area and second area, in the present embodiment, first area is arranged in the middle part of substrate 10, and second
Region is annularly disposed around the outside of first area, and boundary line is using the geometric center of substrate 10 as the circle in the center of circle.
The second light source 30 that the present embodiment is provided with the first light source 20 of circular distribution and is distributed in a ring, so that illumination dress
It sets and is provided with a sphere shape light and an annular light source, a sphere shape light and an annular are obtained on shadow surface
Hot spot.Sphere shape light can be used for the higher place of brightness requirement, for example, hospital, shop etc., annular light source can be used for light
The lower place of brightness requirement is used for the lamplight brightness requirement lower period arrangement shape person of requiring of light, than
Such as in coffee shop, not only need the brightness of lighting device low, while for setting demand, it is also desirable to some specific light shapes
Lighting device, or the bedside lamp in horizontal need light not dazzling etc. at night.
The beam shape for the light that lighting device provided in this embodiment is emitted by light source or the hot spot on shadow surface
Shape is set out, and passes through the light spot shape of setting first light source and second light source on shadow surface, so that it may so that first light source 20 is sent out
The light-out effect for the light penetrated is different from the light-out effect of light that second light source 30 emits.
In another embodiment, the colour temperature for the light that the colour temperature and second light source 30 for the light that first light source 20 emits emit is not
Together.
When the color for the light that first light source 20 emits is identical as the color of light that second light source 30 emits, if colour temperature is not
Together, then the color of the light of the transmitting of light and second light source 30 that the first light source 20 of human perception emits is different, therefore,
From colour temperature angle, it can also change the light-out effect of lighting device.
Illustratively, first light source 20 and second light source 30 can belong to the light source group for the coloured light that whitens, but the color of the two
Warm range can be different, so that the color that first light source 20 and second light source 30 are presented is different.For example, colour temperature is in 2700K
Light within the scope of~3200K is in yellow, can be used for shop, museum or gallery etc., colour temperature is within the scope of 3200K~5000K
Light be in warm white, also referred to as " Natural color ", and light of the colour temperature within the scope of 5000K~6500K is referred to as white light, can be used for
The public places such as supermarket, office, hospital are referred to as cold light greater than the light within the scope of 6500K, inclined cyan, can be used for office,
Museum etc..
Therefore, when the light that first light source 20 emits is in yellow, when the light that second light source 30 emits is white, one kind is possible
Implementation is that first light source 20 can be yellow light sources, second light source 30 is white light source, alternatively possible implementation
It is white light source for, first light source 20 and second light source 30, and the colour temperature of first light source 20 is within the scope of 2700K~3200K,
The colour temperature of second light source 30 is within the scope of 5000K~6500K.
The colour temperature for the light that lighting device provided in this embodiment is emitted by light source is set out, and setting first light source and the are passed through
The colour temperature of the light of two light sources transmitting, so that it may so that the light that the light-out effect for the light that first light source 20 emits and second light source 30 emit
Light-out effect it is different.
Further, Fig. 1 is please referred to Fig. 8, wherein lighting device further include: light processing part；Light processing part is arranged in base
Plate 10 is equipped with the side of light source group, so that the light that first light source 20 emits is projected with first angle, and emits second light source 30
Light projected with second angle.
Specifically, the angle for the light that first light source 20 and second light source 30 emit is that fixed, common light emitting angle has
100 degree, 120 degree etc., and in Working Life, it is often necessary to the light emitting angle of light source is adjusted according to actual application environment, for example,
In order to leave other people alone when night, it may be necessary to the light of smaller angle, and daytime illumination needs to need the light of wide-angle.
Light processing part is arranged in the angle of required light in order to obtain on the substrate 10, so that the light and second that first light source 20 emits
The light that light source 30 emits is respectively after the processing of light processing part, and the light that first light source 20 emits is with first angle a1It projects, the second light
The light that source 30 emits is with second angle a2It projects, wherein first angle can be greater than, be less than or equal to second angle.
Light processing in order to reach the demand for adjusting lighting device light-emitting angle according to different use occasions, in the present embodiment
Part can be movably connected on substrate, for example light processing part is cylindrical in shape and is set in outside first light source, in the section perpendicular to substrate
On, light processing part is arc-shaped, and the center of curvature of the arc is located to be set at light on the side of light processing part axis, substrate
The mating looping pit of part is managed, cylinder, the free end of cylinder cylinder rod and light processing part is arranged away from the side of light source group in substrate
Connection, when cylinder cylinder rod drives light processing part mobile to cylinder side, the light-emitting angle of first light source is big in the present embodiment, shines
It is wide to penetrate range, intensity of illumination is low, and the range of exposures of second light source is located at the periphery of the first light source range of exposures, and is greater than the
The range that two light sources itself can irradiate, when the electronic light processing part of cylinder cylinder rod is to far from the movement of cylinder side, first light source
Light-emitting angle become smaller, range of exposures becomes smaller, and intensity of illumination is got higher, and the range of exposures of second light source equally becomes smaller, and illumination is strong
Degree increases.
Further, the present embodiment is not defined the type of attachment of light processing part and lighting device, such as at light
Reason part can be fixed on lamp housing, or when lighting device has light exit cover, light processing part can be fixed in light exit cover.
The light-emitting angle for the light that lighting device provided in this embodiment is emitted by light source sets out, by the way that first light source is arranged
With the light-emitting angle of the light of second light source transmitting, so that it may so that the light-out effect and second light source 30 of the light that first light source 20 emits
The light-out effect of the light of transmitting is different.
In another embodiment, Fig. 1 is please referred to Fig. 5, wherein lighting device further include: be set in outside light source group
Lamp housing 41, and one end of lamp housing 41 is fixedly connected with substrate 10.Light processing part includes: lens 42, with the first reflective surface
Reflecting component 43 and the second reflective surface being arranged on 41 inner wall of lamp housing.Wherein, lens 42 are covered on lamp housing 41 away from substrate 10
One end, and one end of reflecting component 43 is connect with substrate 10, and the other end of reflecting component 43 is connect with lens 42；20 He of first light source
Second light source 30 is located at the two sides of reflecting component 43；And between reflecting component 43 and substrate 10 have third angle, lamp housing 41 with
There is fourth angle between substrate 10.
Required light-emitting angle in order to obtain, light processing part provided in this embodiment include setting on the substrate 10 anti-
Light part 43, according to the boundary wire shaped of first area and second area, the shape of reflecting component 43 can be plate or tubular.
When reflecting component 43 is plate, the first reflective surface of 43 side of reflecting component is set for reflecting the transmitting of first light source 20
Light, be arranged in 43 other side of reflecting component the first reflective surface be used for reflect second light source 30 transmitting light, the first reflective surface quilt
Reflecting component 43 is divided into two parts, is used to reflect the light of the transmitting of first light source 20 with 20 adjacent portion of first light source, with
The adjacent another part of second light source 30 is used to reflect the light of the transmitting of second light source 30.
In the present embodiment, reflecting component 43 is in cone cylinder shape, and perpendicular to substrate 10, reflecting component 43 is set in the axis of reflecting component 43
Outside first light source 20, the first reflective surface being arranged on 43 inner wall of reflecting component is used to reflect the light of the transmitting of first light source 20, setting
The first reflective surface on 43 outer wall of reflecting component and the second reflective surface being arranged on lamp housing 41 are for reflecting second light source 30
The light of transmitting, as shown in figure 4, crossing 43 axis of reflecting component and perpendicular on the section of substrate 10, reflecting component 43 and substrate 10 it
Between third angle be a3, the fourth angle between lamp housing 41 and substrate 10 is a4, third angle a3With fourth angle a4It is blunt
Angle, the light being emitted on the first reflective surface and the second reflective surface in this way can be projected with least order of reflection from lens 42,
Lens 42 can be such that the light of the transmitting of first light source 20 and second light source 30 emits while protecting light source group and reflecting component 43
Light is uniformly distributed.It is to be appreciated that third angle a3It can be obtuse angle, right angle or acute angle, fourth angle a4It can be obtuse angle, straight
Angle or acute angle.
When lighting device works, as shown in figure 3, the light that first light source 20 emits, a part is reflected and is shone through reflecting component 43
It is mapped on shadow surface 44, another part shines directly on shadow surface 44 without the reflection of reflecting component 43, forms one circular the
One hot spot 45；As shown in figure 5, second light source 30, which is irradiated to the light on shadow surface 44, forms a second annular hot spot 46.
Wherein, lens 42 can be diffusing reflection lens or refractor, and the light of light source transmitting shines after the processing of diffusing reflection lens
The light out of bright device is more uniform, and for the light of light source transmitting after refractor is handled, lighting device goes out light Relatively centralized, brightness
It is high；Lens 42 can be also configured according to region division and as needed, for example diffusing reflection lens are arranged in first area,
Refractor is set in second area, or refractor is set in first area, it is saturating that diffusing reflection is set in second area
Mirror, the present embodiment are not limited.
As shown in figure 4, the section shape of lamp housing 41 is arc in 43 axis of reflecting component excessively and perpendicular on the section of substrate 10
Shape, therefore, fourth angle a4The tangent line of the arc, similarly, reflecting component 43 are regarded as in the measurement sideline of 41 side of lamp housing
Shape on the section can also be parabolic type, arc etc..
After the structure size of required lighting device is fixed, the distributing position of first light source 20 and second light source 30 and
The range size arranged is fixed, and the bore that reflecting component 43 is located at 10 one end of substrate is fixed, the height i.e. substrate of reflecting component 43
Spacing between 10 and lens 42 is also fixed immediately, in this way, variation third angle a3With fourth angle a4, that is, setting have
The reflecting component 43 and lamp housing 41 of differing tilt angles, the light that the light and second light source 30 that first light source 20 can be made to emit emit exist
Spot size on shadow surface changes, so that the light that first light source 20 emits is according to required first angle a1 1It penetrates
Out, the light that second light source 30 emits is according to required second angle a2 1It projects, realizes according to different workplaces or use
Environment transformation lighting device obtains the demand of light-out effect.
Wherein, crossing 43 axis of reflecting component and perpendicular on the section of substrate 10, with cross shadow surface hot spot boundary point, with should
The light source boundary point that boundary point is located at the same side is the first sideline, to cross another boundary point of shadow surface hot spot and the boundary point
Another light source boundary point in the same side is the second sideline, and the angle in the first sideline and the second sideline is known as the beam angle of light source
Degree, first angle a1 1With second angle a2 1Size it is as shown in Figure 2 and Figure 4.First angle a in the present embodiment1 1And second angle
a2 1Size it is related to the spot size on shadow surface 44, and the spot size on shadow surface 44 follows light source group and shadow surface 44
Spacing variation and change, therefore, the present embodiment sets the spacing of light source group and shadow surface 44 as constant spacing, but this implementation
Example does not limit the size of the constant spacing, can carry out according to the use occasion of lighting device type or lighting device
Setting.
The first reflective surface mentioned in the present embodiment can be the side after 43 surface treated process of reflecting component, at surface
Science and engineering sequence can be anodic oxidation, baking vanish, sandblasting, plating and sanding and polishing；First reflective surface is also also referred to reflective
The reflecting coating of 43 side of part spraying, the material of reflecting coating includes polyester resin, titanium dioxide, fluorescent whitening agent and rear reflector
Microballon；The second reflective surface being arranged on 41 inner wall of lamp housing can also equally be made of any of the above-described kind of formation process.
The connection type of reflecting component 43 and substrate 10, lens 42 is determined according to the material of reflecting component 43, when reflecting component 43 is
When metal material, reflecting component 43 and lens 42 can be fixed with grafting or paste, reflecting component 43 and substrate 10 can with grafting, paste or
Person the modes such as is bolted and fixes；When reflecting component 43 is polycarbonate (Polycarbonate is referred to as " PC "), poly- methyl-prop
E pioic acid methyl ester (Polymethyl methacrylate referred to as " PMMA "), silica gel or glass, reflecting component 43 and lens 42 both can be with
If above-mentioned connection type is connected and fixed, molding can also be integrally machined.
First light source 20 is similar with the composition of second light source 30, can be high power and integrates area source (Chip On
Board, referred to as " COB "), or include several spaced light emitting diode point light sources, can also by COB light source with
Light emitting diode point light source is composed, wherein COB light source can be a whole COB light source, can also be by several COB light
Source is spliced；Optionally, in the present embodiment, first light source 20 is several spaced light emitting diode point light sources, and
The middle part of substrate 10 is set, and second light source 30 is several spaced light emitting diode point light sources, and is disposed around first
The outside of light source 20.It should be understood that the color of the light emitting diode point light source in first light source 20 can be one or more,
The colour temperature of light emitting diode point light source can be it is one or more, the angle of the light of light emitting diode transmitting be also possible to it is a kind of or
It is a variety of.
In order to which the luminous energy for emitting first light source 20 is projected with first angle, the present embodiment provides another embodiment party
Formula please refers to Fig. 6 and Fig. 8, wherein light processing part includes: the first light processing part 50, and the first light processing part 50 is covered on the first light
Outside source 20.First light source 20 includes multiple first illuminating parts 51, and the inner surface of the first light processing part 50 towards substrate 10 is formed with
Multiple first tapered protrusions 52, each first tapered protrusion, 52 face, one the first illuminating part 51；To be parallel to the flat of substrate 10
Face is cross section, and the cross section of the first tapered protrusion 52 gradually increases from one end close to substrate 10 to one end far from substrate 10
Add；The side of first tapered protrusion 52 is used for reflection light.
It should be noted that the first illuminating part 51 mentioned in the present embodiment, can be light emitting diode point light source can also
To be COB light source.
First tapered protrusion 52 is the plane of incidence close to the end face of substrate 10, for converging the light of the first illuminating part 51 transmitting,
When lighting device works, the light that each first illuminating part 51 emits enters from the plane of incidence of corresponding first tapered protrusion 52
First tapered protrusion 52, a part of light are directly directly projected from the first tapered protrusion 52 away from the end face of substrate 10, a part
Light projects, such as Fig. 7 institute after the offside reflection of the first tapered protrusion 52 from the first tapered protrusion 52 away from the end face of substrate 10
Show, the light projected from the first tapered protrusion 52 is maintained at first angle a1 2In range.
The shape of first tapered protrusion 52 can be eccentric cone boss, or the cone boss of rule, optionally, this reality
It applies in example, to cross the first illuminating part 51 and perpendicular to the straight line of substrate 10 as central axes, the first tapered protrusion 52 is with central axes
Axis, the bus of the first tapered protrusion 52 are camber line of the center of curvature close to central axes.
The material of first tapered protrusion 52 can be polycarbonate (Polycarbonate is referred to as " PC "), polymethyl
Sour methyl esters (Polymethyl methacrylate is referred to as " PMMA "), silica gel or glass, each first tapered protrusion 52 can divide
It does not paste or is plugged and fixed with substrate 10, optionally, in the present embodiment, each first tapered protrusion 52 is integrally formed, and and base
Plate 10 is plugged and fixed.
The light that first light processing part 50 provided in this embodiment allows first light source 20 to emit is convex in each first taper
The inside for playing 52 carries out reflection processing, and the luminous energy for emitting first light source 20 is uniformly from the first tapered protrusion 52 away from substrate 10
End face project, and on shadow surface 44 (the present embodiment is not shown) formed a uniform hot spot.
Further, Fig. 6 and Fig. 7 are please referred to, the end of the first tapered protrusion 52 towards the first illuminating part 51 faces away from base
The direction of plate 10 forms the first groove 53.The first side that first groove 53 bottom wall 54 and be fixed on the first bottom wall 54 including first
Wall 55, the first bottom wall 54 are protruded to the direction close to substrate 10.
First bottom wall 54 is protruded in convex lens shape to the direction of substrate 10, can make to inject the first taper from 54 position of the first bottom wall
The light of protrusion 52 is converged to central axes direction；The first side wall 55 is that can make using central axes as the column of axis or cone cell from the
The light that the first tapered protrusion 52 is injected in 55 position of one side wall can be reflected to side surface direction, anti-through 52 side of the first tapered protrusion
The first tapered protrusion 52 is projected after penetrating again, guarantees that the light projected is in first angle model a1 2In enclosing.
When the type of selected first illuminating part 51, the angle for the light that the first illuminating part 51 emits is fixed, then, first angle
a1 2Size can be realized by changing the radius of curvature of 52 side of the first tapered protrusion, as shown in fig. 7, when the first tapered protrusion 52
The radius of curvature of side is bigger, first angle a1 2Also bigger, first angle a1 2Definition and first angle a1 1Definition class
Seemingly, the present embodiment no longer describes.
The present embodiment is not to the type of the first illuminating part 51, each first taper corresponding with each first illuminating part 51
The radius of curvature of raised 52 sides is limited, it is preferable that each first illuminating part 51 in the present embodiment, in first light source 20
It is light emitting diode point light source, the light emitting angle of each light emitting diode point light source is consistent, the color of each light emitting diode
It is not limited with colour temperature, correspondingly, in order to make the lighting device being located in first area reach unified light emitting angle, it is each
The radius of curvature of first tapered protrusion, 52 side is consistent.
When lighting device works, the first illuminating part 51 is fixed on the substrate 10 and the opening of the first groove of face 53, and first
Illuminating part 51 emit a part of light from the first bottom wall 54 of the first groove 53 inject the first tapered protrusion 52 in, and directly from
First tapered protrusion 52 is projected away from the end face of substrate, and another part light enters first from the first side wall 55 of the first groove 53
In tapered protrusion 52, penetrated after the offside reflection of the first tapered protrusion 52, then from the first tapered protrusion 52 away from the end face of substrate
Out.
Due to 53 the first illuminating part of face 51 of the first groove, all light that the first illuminating part 51 can be made to emit pass through respectively
The side of corresponding first tapered protrusion 52 is reflected, and no astigmatism is overflowed, and while guaranteeing higher light transmittance, can prevent light
Line enters other first tapered protrusions 52 and interferes, in this way, the luminous energy projected from the first tapered protrusion 52 is in (this of shadow surface 44
Embodiment is not shown) on obtain a complete hot spot, on shadow surface 44 each first tapered protrusion 52 complete hot spot fusion
It is located at hot spot required in first area for lighting device.
In order to make the light of the transmitting of second light source 30 with second angle a2 2It projects, the present embodiment provides another embodiment party
Formula please refers to Fig. 6 and Fig. 7, wherein light processing part further include: the second light processing part 60, the second light processing part 60 are covered on second
Outside light source 30.Second light source 30 includes multiple second illuminating parts 61, and the inner surface of the second light processing part 60 towards substrate 10 is formed
There are multiple second tapered protrusions 62, each second tapered protrusion, 62 face, one the second illuminating part 61；To be parallel to substrate 10
Plane is cross section, and the cross section of the second tapered protrusion 62 gradually increases from one end close to substrate 10 to one end far from substrate 10
Add；The side of second tapered protrusion 62 is used for reflection light.
It should be noted that the second illuminating part 61 mentioned in the present embodiment, can be light emitting diode point light source can also
To be COB light source.
Second tapered protrusion 62 is the plane of incidence close to the end face of substrate 10, for converging the light of the second illuminating part 61 transmitting,
When lighting device works, the light that each second illuminating part 61 emits enters from the plane of incidence of corresponding second tapered protrusion 62
Second tapered protrusion 62, a part of light are directly directly projected from the second tapered protrusion 62 away from the end face of substrate 10, a part
Light projects after the offside reflection of the second tapered protrusion 62 from the second tapered protrusion 62 away from the end face of substrate 10.Such as Fig. 8 institute
Show, the light projected from the second tapered protrusion 62 is maintained at second angle a2 2In range, second angle a2 2Definition with second jiao
Spend a2 1Definition it is similar, the present embodiment no longer describes.
The shape of second tapered protrusion 62 can be eccentric cone boss, or the cone boss of rule, optionally, this reality
It applies in example, to cross the second illuminating part 61 and perpendicular to the straight line of substrate 10 as central axes, the second tapered protrusion 62 is with central axes
Axis, the bus of the second tapered protrusion 62 are camber line of the center of curvature close to central axes.
The material of second tapered protrusion 62 can be polycarbonate (Polycarbonate is referred to as " PC "), polymethyl
Sour methyl esters (Polymethyl methacrylate is referred to as " PMMA "), silica gel or glass, each second tapered protrusion 62 can divide
It does not paste or is plugged and fixed with substrate 10, optionally, in the present embodiment, each second tapered protrusion 62 is integrally formed, and and base
Plate 10 is plugged and fixed.
The light that second light processing part 60 provided in this embodiment allows second light source 30 to emit is convex in each second taper
The inside for playing 62 carries out reflection processing, and the luminous energy for emitting second light source 30 is uniformly from the second tapered protrusion 62 away from substrate 10
End face project, and on shadow surface 44 (the present embodiment is not shown) formed a uniform hot spot.
Further, Fig. 6 and Fig. 7 are please referred to, the end of the second tapered protrusion 62 towards the second illuminating part 61 faces away from base
The direction of plate 10 forms the second groove 63, second side that the second groove 63 bottom wall 64 and be fixed on the second bottom wall 64 including second
Wall 65, the second bottom wall 64 are protruded to the direction close to substrate 10.
Second bottom wall 64 is protruded in convex lens shape to the direction of substrate 10, can make to inject the second taper from 64 position of the second bottom wall
The light of protrusion 62 is converged to central axes direction；Second sidewall 65 is that can make using central axes as the column of axis or cone cell from the
The light that the second tapered protrusion 62 is injected in two side walls, 65 position can be reflected to side surface direction, project second again after offside reflection
Tapered protrusion 62 guarantees that the light projected is in second angle a2 2In range.
When the type of selected second illuminating part 61, the angle for the light that the second illuminating part 61 emits is fixed, then, second angle
a2 2Size can be realized by changing the radius of curvature of 62 side of the second tapered protrusion, as shown in fig. 7, when the second tapered protrusion 62
The radius of curvature of side is bigger, second angle a2 2Also bigger.
The present embodiment is not to the type of the second illuminating part 61, each second taper corresponding with each second illuminating part 61
The radius of curvature of raised 62 sides is limited, it is preferable that each second illuminating part 61 in the present embodiment, in second light source 30
It is light emitting diode point light source, the light emitting angle of each light emitting diode point light source is consistent, the color of each light emitting diode
It is not limited with colour temperature, correspondingly, in order to make the lighting device positioned at second area reach unified light emitting angle, Ge Ge
The radius of curvature of two tapered protrusions, 62 side is consistent.
When lighting device works, the second illuminating part 61 is fixed on the substrate 10 and the opening of the second groove of face 63, and second
Illuminating part 61 emit a part of light from the second bottom wall 64 of the second groove 63 inject the second tapered protrusion 62 in, and directly from
Second tapered protrusion 62 is projected away from the end face of substrate, and another part light enters second from the second sidewall 65 of the second groove 63
In tapered protrusion 62, penetrated after the offside reflection of the second tapered protrusion 62, then from the second tapered protrusion 62 away from the end face of substrate
Out.
Due to 63 the second illuminating part of face 61 of the second groove, all light that the second illuminating part 61 can be made to emit pass through respectively
The side of corresponding second tapered protrusion 62 is reflected, and no astigmatism is overflowed, and while guaranteeing higher light transmittance, can prevent light
Line enters other second tapered protrusions 62 and interferes, in this way, the luminous energy projected from the second tapered protrusion 62 is in (this of shadow surface 44
Embodiment is not shown) on obtain a complete hot spot, on shadow surface 44 each second tapered protrusion 62 complete hot spot fusion
It is located at hot spot required in first area for lighting device.
When lighting device has the first light processing part 50 and the second light processing part 60 simultaneously, the first light processing part 50 and the
Two light processing parts 60 or can be bolted to connection, at the first light processing part 50 and the second light respectively with 10 grafting of substrate
Reason part 60 can also be integrally machined molding.
It is to be appreciated that the first light processing part 50 or the second light processing part 60 can be used in conjunction with reflecting component 43, for example,
First light processing part 50 is covered on first light source 20, and for handling the light of the transmitting of first light source 20, and lamp housing 41 is set in second
Outside light source 30, for handling the light of the transmitting of second light source 30；Alternatively, being set in 20 outside of first light source using reflecting component 43, use
It in the light that processing first light source 20 emits, and is covered at second light source 30 using the second light processing part 60, for handling second
The light that light source 30 emits.
Each embodiment or embodiment are described in a progressive manner in this specification, and each embodiment stresses
It is the difference from other embodiments, the same or similar parts in each embodiment cross-reference.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific
Feature, structure, material or feature are contained at least one embodiment or example of the utility model.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (11)
1. a kind of lighting device characterized by comprising the light source group of substrate and setting on the substrate；
Wherein, the light source group includes at least first light source and second light source, and the substrate includes at least first area and second
Region, in the first area, the second light source is arranged in the second area for the first light source setting；
The light of the first light source transmitting is projected with the first light-out effect, and the light of the second light source transmitting is with the second light-out effect
It projects.
2. lighting device according to claim 1, which is characterized in that the color of the light of first light source transmitting and described
The color of the light of second light source transmitting is different.
3. lighting device according to claim 1, which is characterized in that the colour temperature of the light of first light source transmitting and described
The colour temperature of the light of second light source transmitting is different.
4. lighting device according to claim 1, which is characterized in that the first area is arranged in the substrate
Portion, the second area are the annular region around the first area.
5. lighting device according to claim 1, which is characterized in that the lighting device further include: light processing part；It is described
The side that the substrate is equipped with the light source group is arranged in light processing part, so that the light of first light source transmitting is with first angle
It projects, and projects the light of the second light source transmitting with second angle.
6. lighting device according to claim 5, which is characterized in that the lighting device further include: be set in the light
Lamp housing outside the group of source, and one end of the lamp housing is fixedly connected with the substrate；
The light processing part include: lens, the reflecting component with the first reflective surface and be arranged in the envelope inner wall
Two reflective surfaces；
Wherein, the lens are covered on one end that the lamp housing deviates from the substrate, and one end of the reflecting component and the base
Plate connection, the other end of the reflecting component are connect with the lens；The first light source and the second light source are located at institute
State the two sides of reflecting component；And there is third angle between the reflecting component and the substrate, between the lamp housing and the substrate
With fourth angle.
7. lighting device according to claim 5, which is characterized in that the light processing part includes: the first light processing part, institute
The first light processing part is stated to be covered on outside the first light source；
The first light source includes multiple first illuminating parts, and the inner surface of the first light processing part towards the substrate is formed with
Multiple first tapered protrusions, each first tapered protrusion face one first illuminating part；To be parallel to the substrate
Plane be cross section, the cross section of first tapered protrusion is from one end close to the substrate to one far from the substrate
End gradually increases；The side of first tapered protrusion is used for reflection light.
8. lighting device according to claim 7, which is characterized in that first tapered protrusion shines towards described first
The direction that the end of part faces away from the substrate forms the first groove.
9. lighting device according to claim 8, which is characterized in that first groove includes the first bottom wall and is fixed on
The first side wall on first bottom wall, first bottom wall are protruded to the direction close to the substrate.
10. lighting device according to claim 7, which is characterized in that the light processing part further include: the second light processing
Part, the second light processing part are covered on outside the second light source；
The second light source includes multiple second illuminating parts, and the inner surface of the second light processing part towards the substrate is formed with
Multiple second tapered protrusions, each second tapered protrusion face one second illuminating part；To be parallel to the substrate
Plane be cross section, the cross section of second tapered protrusion is from one end close to the substrate to one far from the substrate
End gradually increases；The side of second tapered protrusion is used for reflection light.
11. lighting device according to claim 1, which is characterized in that the lighting device further include: control circuit；Institute
Control circuit is stated to connect with the first light source and the second light source respectively；The control circuit for controlling described the respectively
The opening and closing of one light source and the second light source.
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|---|---|---|---|
| CN201920269473.XU CN209540539U (en) | 2019-03-04 | 2019-03-04 | Lighting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920269473.XU CN209540539U (en) | 2019-03-04 | 2019-03-04 | Lighting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869643A (en) * | 2019-03-04 | 2019-06-11 | 浙江生辉照明有限公司 | Lighting device |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869643A (en) * | 2019-03-04 | 2019-06-11 | 浙江生辉照明有限公司 | Lighting device |
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