CN107435882A - Lighting device - Google Patents
Lighting device Download PDFInfo
- Publication number
- CN107435882A CN107435882A CN201610365042.4A CN201610365042A CN107435882A CN 107435882 A CN107435882 A CN 107435882A CN 201610365042 A CN201610365042 A CN 201610365042A CN 107435882 A CN107435882 A CN 107435882A
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- China
- Prior art keywords
- light
- led
- lighting device
- projecting portion
- mark part
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Classifications
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- 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
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The present invention provides a kind of lighting device, and different ligthing paraphernalias can be configured to an easy device, even if it can be also easily installed in limited space, and the free degree in appearance design also increases, and can significantly reduce cost.A kind of lighting device (10), it is installed on the car body of vehicle and multiple LED (21) with the light for sending different colors are formed, lens array (30) with a unit for being configured to receive the light that each LED (21) is sent respectively, the lens array (30) possess with the White LED (21A) in each LED (21) accordingly make the light-projecting portion (32) that be emitted towards front of white light of incidence and be accordingly diffused as the red light of incidence with red LED (21B) can be from the mark part (33) of external view confirmation.
Description
Technical field
The present invention relates to the car body for being installed on vehicle and multiple light-emitting components with the light for sending different colors form
Lighting device, more particularly to as the headlamp of rolling stock and the lighting device of taillight.
Background technology
In the past, as this for motor vehicle lighting device, such as the known headlamp for thering is rolling stock to be equipped, taillight
Deng.Herein, headlamp is referred to as anterior mark lamp in the relevant laws and regulations involved by railway, and the traveling of vehicle is illuminated at night etc.
Direction that is, front, the visuality of driver is improved, in addition, can confirm to light from the front of vehicle at night.In addition, taillight
It is referred to as rear portion mark lamp in the relevant laws and regulations involved by railway, with the rear of light or reflective representation vehicle, Xiang Hou
Other vehicles just travelled etc. notify the presence of its own.As above, the respective function of headlamp and taillight is entirely different.
Headlamp, taillight also make the light distribution characteristic as main composition, photochromic difference because of the difference of above-mentioned function.
That is, in headlamp, it is desirable to photochromic to be normally specified to white for illuminating the remote light distribution characteristic to front farther out.Separately
Outside, it is photochromic to be defined as long as being the light distribution characteristic closely for the degree that can be confirmed from external view in taillight
It is red.Therefore, headlamp, taillight are made up of (for example, referring to patent document 1,2) different ligthing paraphernalias respectively.
However, rolling stock is present switches foremost vehicle and most end after reaching terminal in order to change direct of travel
The situation of trailer.In order to tackle above-mentioned situation, as shown in Figure 14 (a), (rear) end before (most end) vehicle foremost
Headlamp 1 and the both sides of taillight 2 install in advance respectively in portion, before optionally being lighted in the front and rear part of vehicle according to direct of travel
Any one party of illuminator 1 or taillight 2.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2013-141953 publications
Patent document 2：Japanese Unexamined Patent Publication 2013-010467 publications
The content of the invention
However, the prior art disclosed in patent document 1,2 described above is such, it is entirely different in headlamp and taillight
Composition in the case of, in the limited exterior space of vehicle, it is necessary to ensure the configuration space of headlight and taillight respectively.Cause
, the research difficulty in car body equipment space be present, produce the problem of restriction in appearance design in this.In addition, prepare different illuminations
Utensil, therefore respective part number of packages, installation work-hour also increase, the problem of so as to there is also causing cost to increase.
However, in the case that in switching, foremost vehicle is with most end vehicle, if being thought of as possessing headlamp and taillight pair
The function of side is then relatively convenient.However, as shown in Figure 14 (b), make its group in a manner of only making headlamp 1 and taillight 2 close
In the developing programs of the degree of conjunction, final result is not change the situation for the configuration space for needing to prepare different ligthing paraphernalias,
Other part number of packages is not also reduced.Therefore, it is desirable to how headlamp and taillight realized by a device by simple structure
Function.
Currently invention addresses more than prior art have the problem of and complete, its object is to provide lighting device, energy
It is enough that the mutually different ligthing paraphernalia comprising headlamp, taillight is configured to an easy device, even if in limited space
Inside it can be also easily installed, and the free degree in appearance design also increases, and can significantly reduce cost.
It is above-mentioned purpose idea of the invention is that being present in the following scheme for realizing.
[1] a kind of lighting device 10, is installed on the car body of vehicle and multiple with the light for sending different colors light
Element 21 is formed, and above-mentioned lighting device 10 is characterised by,
Optical component 30 with a unit for being configured to receive the light that above-mentioned multiple light-emitting components 21 are sent respectively,
Above-mentioned optical component 30 possesses the luminous member with the light for sending some color in above-mentioned multiple light-emitting components 21
Part 21A accordingly makes the light-projecting portion 32 that is emitted towards front of light of a color of incidence and the light with sending other colors
Light-emitting component 21B accordingly make incidence other colors light be diffused as can from external view confirm mark part 33.
[2] for motor vehicle lighting device 10 according to described in above-mentioned [1], it is characterised in that
There is above-mentioned optical component 30 matrix 31 to form,
Above-mentioned light-projecting portion 32 and above-mentioned mark part 33 are arranged to coordinate with above-mentioned each light-emitting component 21 corresponding with difference
Defined layout integratedly arranged on above-mentioned matrix 31.
[3] for motor vehicle lighting device 10 according to described in above-mentioned [2], it is characterised in that
Above-mentioned each light-emitting component 21 is configured with the same directional state of optical axis on one substrate respectively,
The above-mentioned matrix 31 of above-mentioned optical component 30 abreast configures in the front of aforesaid substrate.
[4] for motor vehicle lighting device 10 according to described in above-mentioned [3], it is characterised in that
Surface of the respective exit facet of above-mentioned light-projecting portion 32 and above-mentioned mark part 33 at least formed at above-mentioned matrix 31
On the same level of side.
[5] for motor vehicle lighting device 10 according to described in any one of above-mentioned [1], [2], [3] or [4], its feature
It is,
Above-mentioned light-projecting portion 32 is made up of lens, and above-mentioned mark part 33 is made up of light conductor.
Next, the effect brought to above-mentioned technical scheme illustrates.
In the lighting device 10 described in above-mentioned [1], though multiple light-emitting components with the light for sending different colors
21, but the optical component 30 for receiving the light that each light-emitting component 21 is sent is configured to a unit, and the optical component 30 possesses realization
The light-projecting portion 32 and mark part 33 of different light distribution characteristics.Therefore, it is not the simple combination of different lighting devices, Neng Goutong
Cross a lighting device 10 and double as various ligthing paraphernalias.
Especially, light-projecting portion 32 and mark part 33 are merely not only that the direction of respective emergent light is different.Light-projecting portion 32 make from
The incident light of light-emitting component 21A for sending the light of some color is emitted towards front, and on the other hand, mark part 33 makes from sending
Light incident the light-emitting component 21B of the light of other colors is diffused as from external view to confirm, though include respective luminous intensity distribution spy
The function of property is entirely different, but can realize in a unit.
As above-mentioned optical component 30, such as [2] are described as described above, it can also be configured to that there is a base
Body 31, and be arranged to make light-projecting portion 32 and mark part 33 with each light-emitting component 21 corresponding with difference match somebody with somebody on above-mentioned matrix 31
The defined layout arrangement closed.Herein, light-projecting portion 32 and mark part 33 in addition, such as can also be by separately formed parts
Combine and form a unit, if but be arranged on matrix 31 integratedly arrange in advance, part number of packages, assembling can be reduced
Man-hour.
In addition, the position of the installation of multiple light-emitting components 21, configuration are not also particularly limited, but for example as described above [3]
As described, if being configured to the same directional state of optical axis on one substrate respectively, a light can be used as
Source substrate is handled.In addition, because the light-emitting component 21 of whole is equidirectional, so can also collect. on substrate in itself
In simply installed, so as to easily make.Moreover, as long as its matrix 31 of optical component 30 is in each light-emitting component 21
The front of the substrate of arrangement abreast configures.
In addition, as [4] are described as described above, if the respective exit facet at least shape by light-projecting portion 32 and mark part 33
Into on the same level in the face side of above-mentioned matrix 31, then just as a unit optical component 30 itself structure, and
For the relative configuration of light source substrate, can more it simplify.
On the composition of above-mentioned light-projecting portion 32 and above-mentioned mark part 33, specifically, such as that described in [5] as described above
Sample, if using lens in above-mentioned light-projecting portion 32, light conductor is used in above-mentioned mark part 33, then can easily realized comprising respective
Light distribution characteristic function, so as to further reduce cost.
The effect of the present invention is as follows.
According to the lighting device of the present invention, the mutually different ligthing paraphernalia comprising headlamp, taillight can be configured to
An easy device, even if in limited space, can be also easily installed, and the free degree in appearance design
Also increase, and can significantly reduce cost.
Brief description of the drawings
Fig. 1 is the exploded perspective view for the lighting device for representing the first embodiment of the present invention.
Fig. 2 is the stereogram for the lighting device for representing the first embodiment of the present invention.
Fig. 3 is the stereogram of the lens array of the lighting device of the first embodiment of the present invention from rear side.
Fig. 4 is the stereogram of the lens array of the lighting device of the first embodiment of the present invention from face side.
Fig. 5 is the stereogram of the luminance for the lighting device for representing the first embodiment of the present invention.
Fig. 6 is the stereogram of the lens array of the lighting device of second embodiment of the present invention from face side.
Fig. 7 is the lamp body for the lighting device for representing third embodiment of the present invention and the exploded perspective view of LED-baseplate.
Fig. 8 is the stereogram of the luminance for the lighting device for representing third embodiment of the present invention.
Fig. 9 is the lamp body of lighting device and the exploded perspective view of LED-baseplate for representing the 4th embodiment of the present invention.
Figure 10 is the stereogram of the lens array of the lighting device of the 4th embodiment of the present invention from rear side.
Figure 11 is the stereogram of the lens array of the lighting device of the 4th embodiment of the present invention from face side.
Figure 12 is the stereogram of the luminance for the lighting device for representing the 4th embodiment of the present invention.
Figure 13 is the stereogram of the lens array of the lighting device of the 5th embodiment of the present invention from face side.
Figure 14 is the explanation figure of the configuration of the headlamp and taillight that represent existing rolling stock.
In figure：10-lighting device, 11-lamp body, 12-incorporating section, 12a-outer peripheral edge, 13-fin, 14-radiating
Device, 20-LED-baseplate, 20A-LED-baseplate, 20B-LED-baseplate, 21-LED, 21A-White LED, 21B-red LED,
30-lens array, 30A-lens array, 30B-lens array, 30C-lens array, 31-matrix, 32-light-projecting portion,
33-mark part, 33A-mark part, 33B-mark part, 321-exit facet, 322-hole portion, 323-recess, 324-periphery
Face.
Embodiment
Hereinafter, the various embodiments using the present invention as representative are illustrated based on accompanying drawing.
Fig. 1~Fig. 5 shows the first embodiment of the present invention.
The lighting device 10 of present embodiment is installed on the car body of vehicle and with the multiple of the light for sending different colors
Light-emitting component forms.Hereinafter, using exemplified by as the headlamp and the ligthing paraphernalia of taillight applied to the rolling stock as vehicle
Illustrate.
Lighting device 10 is for example installed on foremost (most end) that possesses driver's cabin in the rolling stock for omitting diagram
The car body of the front portion (rear portion) of vehicle.Antetheca both sides foremost below the bridge of vehicle, which are separately provided for setting, to be shone
The installation portion of bright device 10, lighting device 10 is installed in a manner of the state left-right towards front is paired in installation portion.Herein
Installation portion size need not be ordinatedly configure the ligthing paraphernalia such as two common headlamps and taillight space, as long as being
The space that can be set for a ligthing paraphernalia.
As shown in figure 1, lighting device 10 has the lamp body 11 as radiator, is provided with as multiple light-emitting components
LED21 LED-baseplate 20 and the optical component that is, lens array for being configured to receive a unit of the light from each LED21
Row 30.Lighting device 10 is mainly assembled by these three parts, and each part is respectively by advance blocking.
Lamp body 11 is formed integrally such as the metal as aluminium alloy, is provided with face side for storing LED-baseplate 20 simultaneously
And the incorporating section 12 for the tubular installed for lens array 30.Incorporating section 12 is open forwards, and outer peripheral edge 12a is flange shapely prominent.
Flat mounting surface is formed on the bottom of incorporating section 12, though omitting diagram, is provided with position for from being equipped on vehicle
The inserting hole being routed through of power supply supply electric power etc..In addition, the rear side in lamp body 11 is provided with radiator 14, the radiating
Device 14 is equipped with the multiple fin 13 rearward extended parallel to each other.
LED-baseplate 20 is in the circle of the size coordinated with the mounting surface of the bottom of above-mentioned incorporating section 12, in its surface shape
Into there is wired circuit, multiple LED21 are installed on wired circuit.Herein, LED21 is, for example, the LED chip of surface installing type,
Its structure is common structure, therefore omits detailed description, but is being advised centered on the optical axis orthogonal with chip surface
Determine the type of emergent light in the radial extent of angle.LED21 illuminant colour can be selected arbitrarily, but in the present embodiment,
Using the white light for sending the light as a color White LED 21A and send the red light of the light as other colors
Red LED 21B.
Herein, the White LED 21A and red LED 21B mutually isostructural LED that respectively only illuminant colour is different, below,
In the case that White LED 21A and red LED 21B is referred to as, they are designated as LED21.These each LED21 are respectively in LED-baseplate
Configured on 20 surface with optical axis towards the state of the equidirectional relative to the surface normal.That is, from the surface of LED-baseplate 20
Side is observed, even if being arbitrary illuminant colour, is also set to all towards front emergent light as the crow flies.
White LED 21A is corresponding with the function as " headlamp ", and the white light from White LED 21A passes through described later
Lens array 30 is emitted with keeping intact towards front.On the other hand, red LED 21B is identical as corresponding with the function of " taillight "
Red light of the ground from red LED 21B is diffused as from external view to confirm by lens array 30.
The specific layout of each LED21 on the surface of LED-baseplate 20 is the design item that can be properly selected, but
In present embodiment, White LED 21A and red LED 21B function is considered, and formulate respective number and configuration.That is, it is white
LED21A configures to arranged at equal intervals eight in a circumferential direction along the periphery of LED-baseplate 20 in Fig. 1, so as to the greatest extent
Bright light light projector may be obtained into mode farther out in big scope, in addition, in the substantial middle of LED-baseplate 20 also to arrange up and down
The mode of row configures two, adds up to installation ten.
On the other hand, as long as red LED 21B is the degree that can confirm all the time from external view, therefore in LED bases
The blank parts of above-mentioned each White LED 21A allocation position are configured on the surface of plate 20.Specifically, in Fig. 1, in LED
The both sides for arranging to the central file of substrate 20 each White LED 21A of four are respectively configured with three up and down respectively, add up to installation six
It is individual.As above, red LED 21B number (light quantity) can also be fewer than White LED 21A.
As shown in Figure 3 and 4, lens array 30 possesses the size coordinated with the mounting surface of the bottom of above-mentioned incorporating section 12
A discoideus matrix 31.The light-projecting portion 32 corresponding with White LED 21A in above-mentioned LED21 is included on the matrix 31
And mark part 33 corresponding with red LED 21B.Above-mentioned lens array 30 is such as the transparent material as acrylic acid, makrolon
Matter is formed integrally.Lens array 30 is with abreast right in the front of the LED-baseplate 20 for the bottom for being installed on above-mentioned incorporating section 12
The state put, it is installed as covering the state of the opening of incorporating section 12.
Light-projecting portion 32 is formed by being arranged to each White LED 21A each corresponding lenticular body, is supplied from white
LED21A white light incidence and the part being emitted towards front.As shown in figure 4, lenticular body as light-projecting portion 32 heart wherein
Possess the side opening of exit facet 321 being connected to the surface with matrix 31 and the hole portion with the end 322 of depression, the bottom surface of hole portion 322
Be formed as defined lens shape.
Light-projecting portion 32 is in rearward further bowl-shape bulging from the back side of matrix 31 in a manner of surrounding hole portion 322, at it
Top is formed with for the incident recess 323 of the white light from opposed White LED 21A.Make matrix 31 and above-mentioned LED-baseplate
In the state of 20 is abreast opposed, each light-projecting portion 32 is with the optical axis of each White LED 21A in LED-baseplate 20 relative to recess 323
The mode vertically intersected of center (axle center of light-projecting portion 32) configure on matrix 31.
The bottom surface of recess 323 also is opposed to form defined lens shape with the bottom surface of above-mentioned hole portion 322.In addition, light projector
The outer peripheral face 324 in bowl-shape bulging in portion 32 is set as follows, and turning into makes from the incident light of recess 323 towards exit facet
Critical reflection faces of 321 total reflections, and according to its curved shape, angle of inclination, make the light of total reflection with desired direction, match somebody with somebody
Light characteristic is from exit face.
Next, mark part 33 is accordingly to make the red light from red LED 21B incident with red LED 21B and expand
Dissipate the light conductor for that can confirm from external view.Specifically, above-mentioned throwing of the mark part 33 equivalent to the table back side of matrix 31
The whole of blank parts beyond light portion 32, and be arranged in the blank parts by imprinting or printing or photodiffusion material
Coating etc. make the red light diffusion of incidence.That is, at such as back side of matrix 31, to the periphery of the bulging except each light-projecting portion 32
The whole region of blank parts outside face 324 implements the processing that impressing, printing etc. spread light.
The processing for spreading light by mark part 33 is not limited to the rear side of matrix 31, can also face side except
Blank parts outside the exit facet 321 of each light-projecting portion 32 are implemented.The exit facet of mark part 33 essentially becomes the table of matrix 31
The blank parts in addition to the exit facet 321 of each light-projecting portion 32 of surface side.But the red light from red LED 21B also to
The side of light-projecting portion 32 being integrally connected with mark part 33 is guide-lighting, therefore can also make light-projecting portion 32 (part) dual-purpose for mark
Knowledge portion 33.
Such light-projecting portion 32 and mark part 33 are arranged to respectively with as defined in coordinating with corresponding above-mentioned each LED21
Layout integratedly arranges on matrix 31.That is, each light-projecting portion 32 is configured to respective axle center in the optical axis weight with White LED 21A
Folded position arrangement.On the other hand, mark part 33 is arranged on matrix 31 and is left white part in addition to each light-projecting portion 32
Whole region, and be configured to also receive the light of any one from each red LED 21B and make its diffusion.In this embodiment party
In formula, the respective exit facet of light-projecting portion 32 and mark part 33 is formed as the face side in matrix 31 and connected on same level
It is continuous.
Next, the effect to the lighting device 10 of present embodiment illustrates.
In this lighting device 10, as the White LED 21A that headlamp lights and the red LED 21B luminous as taillight
It is installed in a LED-baseplate 20, the lens array 30 for receiving the light that these LED21 are sent also is configured to a unit.It is special
Not, for lens array 30, the light-projecting portion 32 and mark part 33 of realizing different light distribution characteristics are integrated, so as to structure
Part number of packages into lens array 30 is less, and then device integrally can also minimize.
Thus, to vehicle exterior limited space that is, bridge below the setting operation of antetheca also become to hold
Easily.In addition, lighting device 10 does not need unnecessary configuration space, so as to which the free degree in appearance design also increases, and then can
Increase change.Also, the construction of the installation portion of the vehicle exterior equipment for setting lighting device 10, the traction of wiring also being capable of letters
Change, so as to reduce the manufacturing cost of vehicle.Though lighting device 10 omits diagram, from the antetheca of vehicle foremost,
Pair of right and left is installed as, and pair of right and left is also installed as in the same manner in the rear wall of most end vehicle.
Powered from the power supply illumination apparatus 10 for being equipped on vehicle, so as to which each LED21 in LED-baseplate 20 drives with being arranged at
The operation for sailing the switch of driver's seat of interior etc. is accordingly lighted.Alternatively, it is also possible to be configured to utilize controlling organization, except to each
Outside the lighting to flicker of individual LED21 is controlled, illuminance etc. can be also controlled.In addition, in LED21 when lighting
Caused heat is transferred directly to the bottom surface for the incorporating section 12 that LED-baseplate 20 is directly connected to, so as to from the rear side in lamp body 11
Radiator 14 fin 13 to outside efficiently radiated.
In the lighting device 10 of vehicle foremost, the white corresponding with headlamp in each LED21 in LED-baseplate 20
LED21A is lighted.Lenticular body that is, light-projecting portion 32 of the white light from White LED 21A from lens array 30 are in bowl
The recess 323 at the center of the outer peripheral face 324 of shape bulging is incident.The white light for being incident to the recess 323 passes through the inner circumferential of recess 323
The corner shape in face and by optically focused, so as to be gone out using the prescribed direction being prescribed as headlamp, light distribution characteristic from exit facet 321
Penetrate.
Specifically, it is incident to bottom of the part towards axis direction in the white light of recess 323 by recess 323
The lens shape of face and the bottom surface of opposed hole portion 322 and be collimated, be emitted as the crow flies forwards from the bottom surface of hole portion 322.
In addition, from axle center diffusion others a part white lights be totally reflected by bowl-shape outer peripheral face 324, and from exit facet 321 to
Front is slightly down emitted.
Herein, each light-projecting portion 32 can also be unified for all to the light distribution characteristic of identical direction emergent light, but can also
A part is set as different light distribution characteristics.For example, it will only be arranged in each light-projecting portion 32 with the central file in LED-baseplate 20
Four are set to dipped beam use corresponding to the White LED 21A of row four, make what direction was intersected with White LED 21A inclined light shaft
The lens shape of lower section emergent light, it can also be used distance light is set in other light-projecting portions 32 of the arranged on both sides of LED-baseplate 20,
Make the lens shape towards the front emergent light almost parallel with White LED 21A optical axis.
On the other hand, in the lighting device 10 of most end vehicle, in each LED21 in LED-baseplate 20 with taillight pair
The red LED 21B answered is lighted.Red light from red LED 21B is incident to the mark as light conductor in lens array 30
The blank parts in addition to above-mentioned light-projecting portion 32 in knowledge portion 33, the i.e. back side of matrix 31.It is incident to the red of the mark part 33
Light is reflected by the processing for spreading light such as imprinting, printing to various directions, and energy is diffused as on the surface of matrix 31
Enough it is emitted from the light that external view confirms, feux rouges is sent so as to which mark part 33 is overall.
As above, not only possess the light-projecting portion 32 as the lens of common headlamp in a lens array 30, also live
Possesses the mark part 33 as the light conductor of taillight by the use of the blank parts on matrix 31, this lighting device 10 plays headlamp
With the function of taillight both sides.Herein, not merely simply the direction of emergent light is different respectively for light-projecting portion 32 and mark part 33.That is, throw
Light portion 32 makes to be emitted from light incident White LED 21A towards front, and on the other hand, mark part 33 will be incident from red LED 21B
Light be diffused as from external view to confirm.
Especially, in rolling stock, time for existing and reaching terminal, destination accordingly switch vehicle foremost
With the situation of most end vehicle.Now, in the case where vehicle foremost turns into most end vehicle, instead of White LED 21A, make
Red LED 21B is lighted, so as to which lighting device 10 plays function next time as taillight.On the contrary, turn into foremost in most end vehicle
In the case of vehicle, red LED 21B is replaced, lights White LED 21A, so as to which lighting device 10 plays next time as headlamp
Function.
As described above, this lighting device 10 is not the simple combination of the lighting device of different species, can be passed through
One lighting device 10 realizes various ligthing paraphernalias with a unit.Though in addition, as described above, but each LED21 more than switchings
Light (connection) or extinguish (disconnection), such as the white for headlamp can also be ordinatedly carried out with the adjustment of illuminance
LED21A improves illuminance etc..
In addition, as the feature in the structure of this lighting device 10, in lens array 30, by light-projecting portion 32 and mark part
33 respective exit facet is formed on the same level of the face side of matrix 31, therefore on the lens array as a unit
The structure of row 30 itself, the configuration relative with LED-baseplate 20, can more simplify.In addition, lens are used in light-projecting portion 32,
Light conductor is used in above-mentioned mark part 33, therefore can easily realize the function of including respective light distribution characteristic, so as to
Cost of implementation is reduced.In addition, lens array 30 also functions to the effect of the cap assembly of covering incorporating section 12, but other can also be utilized
Cover covering lens array 30.
In addition, the position of each LED21 installation, configuration are not particularly limited, but as in the present embodiment, existed respectively
Configured in one LED-baseplate 20 with the same directional state of optical axis, therefore a part can be used as to handle.In addition, close
In LED-baseplate 20 itself, whole LED21 is also equidirectional, therefore can concentrate and simply install each LED21, so as to
It is enough easily to make.
Fig. 6 shows second embodiment of the present invention.
In the present embodiment, lens array 30A structure is different from the lens array 30 of first embodiment, light-projecting portion
32 is common, but mark part 33A specific structure is different.That is, mark part 33A is not at the back side of matrix 31, but on surface
Blank parts of the side in addition to the exit facet 321 of above-mentioned light-projecting portion 32, with the convex of the prism specification of tiny circular arc section
The form that bar is closely aligned is with bumps.
According to above-mentioned mark part 33A bumps, the red light that can make to send from red LED 21B is more efficiently
Long range diffusion.In addition, pair position of the same race with first embodiment mark same reference numerals, and the repetitive description thereof will be omitted.
Fig. 7 and Fig. 8 show third embodiment of the present invention.
In the present embodiment, LED-baseplate 20A structure is different from the LED-baseplate 20 of first embodiment.In LED bases
In plate 20A, White LED 21A respectively arranges three in both sides along substrate outer peripheral edge and total is configured with six.It is in addition, red
LED21B, in LED-baseplate 20A central longitudinal rows, adds up to configuration in a manner of positioned at each White LED 21A of both sides centre
There are four.
Above-mentioned each LED21 layout is red LED 21B to be omitted from the LED-baseplate 20 of first embodiment, by center
The White LED 21A of longitudinal rows is substituted for red LED 21B.This depend on being considered as brightness needed for headlamp, irradiation away from
From so scope result, compared with first embodiment, even if to reduce the White LED 21A of number, these white lights also pass through
Cross above-mentioned light-projecting portion 32 corresponding to difference and by light projector, so as to realize the function as headlamp.
In addition, on red LED 21B, the configuration arranged for a vertical row, but the red light from each red LED 21B is passed through
Corresponding above-mentioned light-projecting portion 32 is diffused as from external view to confirm respectively.In above-mentioned throwing corresponding to each red LED 21B
In light portion 32, it is not necessary to which light projector and needing makes its diffusion, therefore can also enclose light in the inside of the lenticular body of the light-projecting portion 32
Diffusant or to exit facet 321 it is identical with above-mentioned blank parts implement by imprinting, printing or bumps etc. spread light
Processing, so as to the overall light for sending red.
Fig. 9 to Figure 12 shows the 4th embodiment of the present invention.
In the present embodiment, not only LED-baseplate 20B, lens array 30B the structure also LED with first embodiment
Substrate 20, lens array 30 are different.As shown in figure 9, for LED-baseplate 20B, White LED 21A is configured with the heart in a substrate
One and the mode of four is equally spaced arranged along substrate outer peripheral edge total it is configured with five.In addition, red LED 21B ratios exist
The mode that each White LED 21A of substrate outer peripheral edge arrangement along the circumferential direction equally spaced arranges four by substrate center configures.
Position corresponding with aforementioned four White LED 21A on lens array 30B matrix 31 is provided with and above-mentioned throwing
The light-projecting portion 32 that light portion 32 is made up of lenticular body in the same manner.In addition, the blank between each light-projecting portion 32 at the back side of matrix 31
Part is integratedly equipped with the reinforcement as light conductor as mark part 33A.As shown in Figure 10, as mark part 33A's
Reinforcement extends and is in that clathrate is orthogonal in length and breadth, and is formed as frame bone of the part in circular arc connection along substrate periphery
Frame.Crossover location in reinforcement turns into position corresponding with aforementioned four red LED 21B, the red from red LED 21B
Light is incident from the crossover location.In addition, the reinforcement as mark part 33A is accommodated in the inner side of the incorporating section 12 of lamp body 11.
As shown in figure 12, for being incident to mark part 33A red light, except the base of the ora terminalis connection from reinforcement
The face side of body 31 partly brighten it is luminous outside, the surface as matrix 31 integrally can also send the light of red.Herein, it is right
The blank parts in addition to exit facet 321 of each light-projecting portion 32, it can also implement to be based on identically with above-mentioned mark part 33
Impressing, printing etc. make the processing that light spreads., can be overall from lens array 30B surface according to the 4th above-mentioned embodiment
Light projector white light, and can also red light is substantially evenly lighted.In addition, pair position of the same race with first embodiment mark
Same reference numerals are noted, and the repetitive description thereof will be omitted.
Figure 13 shows the 5th embodiment of the present invention.
In the present embodiment, lens array 30C structure is different from the lens array 30 of first embodiment, light-projecting portion
32 and mark part 33 (reference picture 3) it is common, but be also equipped with outside them along the periphery of matrix 31 in flange shape protrusion
Mark part 33B.In addition, pair position of the same race with first embodiment mark same reference numerals, and the repetitive description thereof will be omitted.
Above-mentioned flange shape mark part 33B is also to the protruding outside of the incorporating section 12 of lamp body 11, so as to via mark part
33 and guide-lighting have the red light from red LED 21B, and then the overall light for sending red.Thus, also can be from the side of vehicle
Easily visual confirmation mark part 33B's is luminous.In addition, the lens array 30C of the 5th embodiment is to first embodiment
The additional identification portion 33B of lens array 30, but in addition, the lens array 30 to second embodiment, can also be configured to
The lens array 30A of three embodiments, the lens array 30B additional identifications portion 33B of the 4th embodiment.
More than, embodiments of the present invention are illustrated by accompanying drawing, but it is specific form be not limited to it is above-mentioned
Embodiment, even if the changing of scope in the presence of the purport for not departing from the present invention, additional, also it is contained in the present invention.For example, upper
State in embodiment, as an example of the vehicle of the application present invention, rolling stock is illustrated, but be not limited to iron
Road vehicles, included in automobile of road driving etc., it can also apply to other various types of vehicles.Even if in addition, except
Beyond vehicle, also it can be considered that applied to vehicles such as ship, aircrafts.
In addition, in the above-described embodiment, lighting device 10 is configured to double as headlamp and taillight, but lighting device
Purposes be not limited to headlamp and taillight, in addition, for example, it is also possible to applied to Brake lamp, auxiliary lamp (fog lamp), car frame lamp
(miniature lamp), direction indicator (recoil simulator) etc..In addition, on headlamp, can also be configured to switch to as remote
The distance light of the light distribution characteristic of distance and the dipped beam as light distribution characteristic closely.
In addition, the LED21 as light-emitting component uses the White LED 21A and red for the light for sending single color respectively
LED21B, but the LED of other illuminant colours can also be used.Also, can also be configured to use can be sent by an element
More than two kinds of colors light it is multi-colored led, to send the light of mutually different color.Certainly, LED21 is not limited to surface installation
The LED chip of type, can be by the LED of the model of chip buried bullet cut, alternatively, it is also possible to use the conducts such as other lamps
Light source.
In addition, whole LED21 is configured in a LED-baseplate 20 on same level with whole identicals direction, but
LED-baseplate 20 need not form integrally formed product, can also combine and be divided into multiple parts.In addition, the throwing of lens array 30
Light portion 32 and mark part 33 are also integratedly arranged on matrix 31 with defined layout, but in addition, such as can also combine
The part that is formed to split and form a unit.
In addition, the specific layout of each LED21 in LED-baseplate 20 is not limited to the cloth shown in the respective embodiments described above
Office, is the design item that can be properly selected.In addition, in a manner of with each LED21 compound and cooperation, the base of lens array 30
The specific layout of light-projecting portion 32, mark part 33 on body 31 is also not limited to the layout shown in the respective embodiments described above, can
Suitably change.
Industrial utilizability
The lighting device of the present invention is not limited to play the lighting device of function as headlamp, taillight, can be widely
Applied to the lighting device for realizing two different luminous forms.
Claims (5)
1. a kind of lighting device, be installed on the car body of vehicle and multiple light-emitting components with the light for sending different colors and
Into, above-mentioned lighting device is characterised by,
With optical component, a unit for receiving the light that the multiple light-emitting component is sent respectively is consisted of,
The optical component possesses：Light-projecting portion, it is luminous with the light for sending some color in the multiple light-emitting component
Element accordingly makes the light of a color of incidence be emitted towards front；And mark part, its light with sending other colors
Light-emitting component accordingly make the light of other colors of incidence be diffused as from external view to confirm.
2. for motor vehicle lighting device according to claim 1, it is characterised in that
There is the optical component matrix to form,
The light-projecting portion and the mark part are arranged to the defined cloth coordinated with each light-emitting component corresponding with difference
Office integratedly arranges on the matrix.
3. for motor vehicle lighting device according to claim 2, it is characterised in that
Each light-emitting component is configured with the same directional state of optical axis on one substrate respectively,
The described matrix of the optical component abreast configures in the front of the substrate.
4. for motor vehicle lighting device according to claim 3, it is characterised in that
The respective exit facet of the light-projecting portion and the mark part is at least formed at the identical flat of the face side of described matrix
On face.
5. according to for motor vehicle lighting device any one of claim 1,2,3 or 4, it is characterised in that
The light-projecting portion is made up of lens, and the mark part is made up of light conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610365042.4A CN107435882B (en) | 2016-05-27 | 2016-05-27 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610365042.4A CN107435882B (en) | 2016-05-27 | 2016-05-27 | Lighting device |
Publications (2)
| Publication Number | Publication Date |
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| CN107435882A true CN107435882A (en) | 2017-12-05 |
| CN107435882B CN107435882B (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610365042.4A Active CN107435882B (en) | 2016-05-27 | 2016-05-27 | Lighting device |
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| CN110985925A (en) * | 2018-10-02 | 2020-04-10 | ３Ｓ股份有限公司 | Optical unit and LED illuminating lamp using same |
| CN113677931A (en) * | 2019-03-04 | 2021-11-19 | 意大利乔治亚罗设计公司 | Rear illuminating element unit of vehicle and method for controlling illumination of rear illuminating element unit |
| CN114251630A (en) * | 2020-09-23 | 2022-03-29 | 株式会社小糸制作所 | Vehicle lamp |
| CN114846268A (en) * | 2019-12-20 | 2022-08-02 | 法雷奥照明公司 | Automobile lighting equipment |
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| Publication number | Publication date |
|---|---|
| CN107435882B (en) | 2020-11-03 |
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