CN109488989A - Matrix LED daytime running lights - Google Patents
Matrix LED daytime running lights Download PDFInfo
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- CN109488989A CN109488989A CN201811622093.6A CN201811622093A CN109488989A CN 109488989 A CN109488989 A CN 109488989A CN 201811622093 A CN201811622093 A CN 201811622093A CN 109488989 A CN109488989 A CN 109488989A
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- Prior art keywords
- led
- matrix
- daytime running
- running lights
- light
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
- F21V19/004—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources by deformation of parts or snap action mountings, e.g. using clips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/008—Combination of two or more successive refractors along an optical axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to technical field of automobile illumination, more specifically, being related to a kind of matrix LED daytime running lights.The invention discloses a kind of matrix LED daytime running lights, including LED drive circuit；M LED particle, m LED particle longitudinal arrangement Cheng Yilie；The light that each LED particle issues is spread laterally to the width of n column by component extending transversely, and the light that the m LED particle to form a line issues forms the area source within the scope of m * n matrix after component extending transversely；Matrix light source simulated assembly is separated the area source within the scope of m * n matrix, and the light source effect of m × n LED particle is obtained by the area source of matrix light source simulated assembly.A kind of matrix LED daytime running lights proposed by the present invention are achieved that the illumination effect of plurality of LEDs matrix arrangement only with a small amount of LED particle, and guarantee the uniformity of light out, and structure is reliable, and cost reduces.
Description
Technical field
The present invention relates to technical field of automobile illumination, more specifically, being related to a kind of matrix LED daytime running lights.
Background technique
Daytime running lamps are mounted on front of the car two sides, light during the day, facilitate automobile and more hold when driving on daytime
It easily is identified out, to reduce traffic accident, therefore, many countries have all formulated the correlation in relation to daytime running lamps in recent years
Index guarantees that the daytime running lamps of production installation can really play the effect for ensureing safety.
There are many daytime running lamps implementations, common are light guide type at present, heavy wall formula, LED is directly illuminated to go in the daytime
Car light.These types of implementation is easier to realize the daytime running lamps shape of strip, if desired realizes matrix arrangement
Illumination effect, then these types of mode can not be directly realized by.
The illumination effect of matrix arrangement may be implemented in the straight illumination mode of LED.Utility model patent CN201396663Y is mentioned
A kind of LED daytime running lamps, including light reflection system, circuit aluminum substrate (2) and cooling base (1), light reflection system are gone out
System is made of LED light source (4), reflecting mirror (3) and lens (5), and LED light source (4) is assemblied on circuit aluminum substrate (2), circuit
Aluminum substrate (2) is fixed on cooling base (1), and reflecting mirror (3) is a paraboloid, it is characterised in that: the LED light source
(4) the approximate centre of luminescence is located in reflecting mirror (3) paraboloidal focus.The LED particle number of program demand is more, and structure is multiple
It is miscellaneous, it is larger to heat-dissipating space requirement, while cost increase.
Summary of the invention
It is an object of the present invention to provide a kind of matrix LED daytime running lights to realize plurality of LEDs using a small amount of LED particle
The illumination effect of grain, LED particle number needed for solving matrix arrangement LED daytime running lights is more, and structure is complicated, to heat-dissipating space
It is required that it is larger, while the problem of cost increase.
To achieve the above object, the present invention provides a kind of matrix form daytime running lights, comprising:
LED drive circuit；
M LED particle, m LED particle longitudinal arrangement Cheng Yilie；
The light that each LED particle issues, is spread laterally to the width of n column by component extending transversely, and the m to form a line is a
The light that LED particle issues forms the area source within the scope of m * n matrix after component extending transversely；
Matrix light source simulated assembly is separated the area source within the scope of m * n matrix, by matrix light source simulation group
The area source of part obtains the light source effect of m × n LED particle.
In one embodiment, component extending transversely is interior lens, folding of the light through interior lens that LED particle issues
It penetrates, is spread laterally to the width of n column.
In one embodiment, the incidence surface at interior lens, with LED particle cooperation is paraboloid, the fixation of LED particle
Position is located at paraboloidal focus.
In one embodiment, matrix light source simulated assembly, including row simulated assembly and column simulated assembly, row simulated assembly
It by the area source within the scope of m * n matrix, is separated by the light source effect of m row LED particle, column simulated assembly is by m * n matrix
Area source in range is separated by the light source effect of n column LED particle.
In one embodiment, column simulated assembly includes: n step structure of horizontal direction, the exit facet of each step
For arc surface, side wall is dermatoglyph face, separates area source, obtains the light source effect of n column LED particle.
In one embodiment, row simulated assembly includes: to block escutcheon, and m-1 horizontal stripe block reinforcement is arranged in vertical direction, is blocked
Area source projects light, obtains the light source effect of m row LED particle.
In one embodiment, the row simulated assembly in matrix light source simulated assembly and column simulated assembly are integrated in outer light distribution
On mirror.
In one embodiment, interior lens and outer lens, the relative position between interior lens and LED drive circuit
It is connected and fixed.
In one embodiment, interior lens and outer lens, using clamping shape between interior lens and LED drive circuit
Formula connection, the first card contact and the second card contact of interior lens setting are that structure, the first card contact and the second card are stretched out in both ends
One of contact stretching is clamped with the first card slot of LED drive circuit and the second card slot, and the first card contact and the second card contact are stretched
The first card slot and the second card slot of other end and outer lens out are clamped.
In one embodiment, interior lens is equipped with third card contact and the 4th card contact, the third with LED drive circuit
Card slot and the clamping of the 4th card slot, third card contact and the 4th card contact are arranged overhead kick structure, reversely hook LED drive circuit, Gu
The relative spacing position of lens and LED drive circuit in fixed.
In one embodiment, interior lens is provided with to muscle structure, resists LED drive circuit.
In one embodiment, interior lens is equipped with first and supports muscle, second to muscle and third to muscle, and first to muscle and second
It is T-type structure to muscle, it is semi-circular structure that third, which supports muscle,.
A kind of matrix LED daytime running lights proposed by the present invention are achieved that plurality of LEDs matrix form only with a small amount of LED particle
The illumination effect of arrangement, and guarantee the uniformity of light out, structure is reliable, and cost reduces.
Detailed description of the invention
The above and other feature of the present invention, property and advantage will pass through description with reference to the accompanying drawings and examples
And become apparent, identical appended drawing reference always shows identical feature in the accompanying drawings, in which:
Fig. 1 discloses the matrix LED daytime running lights schematic diagram of an embodiment according to the present invention；
The section A-A that Fig. 2 discloses the matrix LED daytime running lights of an embodiment according to the present invention realizes structure chart；
Fig. 3 discloses the interior lens light direction signal of the matrix LED daytime running lights of an embodiment according to the present invention
Figure；
The section B-B that Fig. 4 discloses the matrix LED daytime running lights of an embodiment according to the present invention realizes structure chart；
Fig. 5 a discloses the outer lens schematic diagram of the matrix LED daytime running lights of an embodiment according to the present invention；
The outer lens section C-C that Fig. 5 b discloses the matrix LED daytime running lights of an embodiment according to the present invention goes out light
Schematic diagram；
Fig. 6 a discloses the interior lens installation diagram of the matrix LED daytime running lights of an embodiment according to the present invention；
Fig. 6 b discloses the LED drive circuit mounting structure of the matrix LED daytime running lights of an embodiment according to the present invention
Figure；
The interior lens that Fig. 7 discloses the matrix LED daytime running lights of an embodiment according to the present invention supports muscle structure chart；
Fig. 8 a discloses the interior lens of the matrix LED daytime running lights of an embodiment according to the present invention and outer lens is matched
Close the side schematic diagram of installation；
Fig. 8 b discloses the interior lens of the matrix LED daytime running lights of an embodiment according to the present invention and outer lens is matched
Close the other side schematic diagram of installation.
The meaning of each appended drawing reference is as follows in figure:
1 outer lens, 11 first card slots, 12 second card slots, 13 planes of incidence, 14 exit facets, 15 side walls；
2 block escutcheon；
Lens, 31 first card contacts, 32 second card contacts, 33 third card contacts, 34 the 4th card contacts, 35 first in 3
Muscle is supported to muscle, 36 second, 37 thirds support muscle；
4LED particle；
5LED driving circuit, 51 first card slots, 52 second card slots, 53 third card slots, 54 the 4th card slots, 57 the 5th card slots.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only invented to explain, and do not have to
It is invented in limiting.
Matrix LED daytime running lights according to the present invention realize m row × n column matrix formula arrangement illumination effect, and m and n are
Integer.Fig. 1 discloses the matrix LED daytime running lights schematic diagram of an embodiment according to the present invention, embodiment shown in Fig. 1
In, matrix LED daytime running lights realize the illumination effect of 5 rows × 5 column matrix arrangement LED particle, but protection of the invention
Range is not limited to 5 rows × 5 column, and the illumination effect of other matrix arrangements all falls in the scope of protection of the present invention.
The section A-A that Fig. 2 discloses the matrix LED daytime running lights of an embodiment according to the present invention realizes structure chart, such as
Shown in Fig. 2, the matrix LED daytime running lights of an embodiment according to the present invention, including outer lens 1, block escutcheon 2, interior light distribution
Mirror 3, the 5 LED particles 4 and LED drive circuit 5 of longitudinal arrangement.
LED particle 4 is arranged side by side, and is mounted on LED drive circuit 5, and the number of particle is the line number m of matrix arrangement.
In the embodiment of fig. 2,54 longitudinal arrangement Cheng Yilie of LED particle, are mounted on LED drive circuit 5, and row and column corresponds to water
Square to vertical direction.In other situations, row and column corresponds to vertical direction and horizontal direction, and the variation of relative position is simultaneously
The realization of entire scheme is not influenced, therefore cannot function as the restriction of protection scope.
LED drive circuit 5 and the relative position of interior lens 3 are fixed.LED particle 4 is mounted on LED drive circuit 5,
Refraction of the light through interior lens 3 that LED particle 4 issues is projected after extending transversely.
The light that each LED particle issues, is spread laterally to the width of n column by component extending transversely, and the m to form a line is a
The light that LED particle issues forms the area source within the scope of m * n matrix after component extending transversely.Embodiment shown in Fig. 2
In, component extending transversely is interior lens 3, and the light that each LED particle 4 issues is spread laterally to the width of 5 column, is formed a line
5 LED particles issue light the area source within the scope of 5 × 5 matrixes is formed after interior lens 3 is extending transversely.Implement one
In example, the light that LED particle 4 issues is parallel to project after the refraction of interior lens 3.
Fig. 3 discloses the interior lens light direction signal of the matrix LED daytime running lights of an embodiment according to the present invention
Figure, as shown in figure 3, in order to guarantee that the light that interior lens 3 issues is directional light, in one embodiment, by interior lens 3 and LED
After incidence surface at 4 cooperation of particle is designed to that paraboloid, the light that LED particle 4 issues pass through paraboloid, in interior lens 3
Portion's refraction, finally makes emergent light directional light.
LED particle 4 and paraboloidal relative position are critically important, only the position phase of guaranteed LED particle 4 and interior lens 3
To fixation, the fixed bit of LED particle 4 just can guarantee that the emergent light of interior lens 3 is directional light setting in paraboloidal focus.
The light that interior lens 3 projects enters outer lens 1, then projects outward into excessively outer lens 1.
The section B-B that Fig. 4 discloses the matrix LED daytime running lights of an embodiment according to the present invention realizes structure chart.Figure
5a discloses the outer lens schematic diagram of the matrix LED daytime running lights of an embodiment according to the present invention, and Fig. 5 b discloses basis
The outer lens section C-C of the matrix LED daytime running lights of one embodiment of the invention goes out light schematic diagram.
Matrix light source simulated assembly is separated the area source within the scope of m * n matrix, by matrix light source simulation group
The area source of part obtains the light source effect of m × n LED particle.In an embodiment shown in Fig. 1, matrix light source simulated assembly,
Including row simulated assembly and column simulated assembly.
The column simulated assembly of matrix light source simulated assembly includes 5 step structures of horizontal direction, the outgoing of each step
Face is arc surface, and side wall is dermatoglyph face, separates the light source effect that area source obtains 5 column LED particles.Such as Fig. 4, Fig. 5 a, Fig. 5 b
Shown, 1 horizontally arranged 5 step structure of outer lens, the plane of incidence 13 of each step is plane, receives and comes from interior light distribution
The light of mirror 3.The exit facet 14 of each step of outer lens 1 is arc surface.Side wall among the exit facet 14 of outer lens 1
15 are set as dermatoglyph face.When LED daytime running lights are lighted, light is blocked out in dermatoglyph face, can be distinguished, be mentioned with vision between each step surface
The light source effect of 5 LED particles in horizontal direction is risen.When LED daytime running lights are not lighted, since dermatoglyph face does not have color,
Difference is not seen with surrounding in appearance, ensure that the globality of outer 1 appearance of lens.
Regulation in GB4785-2007 " automobile and the installation provision of trailer exterior lighting and optical signal device ", daytime running lights
Geometry visibility, it is each 10 ° downward upwards at vertical direction angle that angle, which is to each 20 ° outside to inside, in the horizontal direction.Therefore, one
In embodiment, the circular arc radius surface r of exit facet 14 is set as r=12mm, while by the thickness of outer lens 1, the i.e. plane of incidence 13
The distance between exit facet 14 is set as 28mm, to guarantee that parallel refracting light incident at the light of different angle, meets method
20 ° each to light-emitting angle inner side and outer side in rule, each 10 ° of requirement up and down.
The row simulated assembly of matrix light source simulated assembly include block escutcheon 2, as depicted in figs. 1 and 2, block escutcheon 2 with
Outer lens 1 is coupled, and 4 horizontal stripe block reinforcements are arranged in the vertical direction for blocking escutcheon 2, and horizontal stripe block reinforcement covers outer lens 1,
The injection of part dull thread is covered, to play the role of blocking area source injection light, separates area source, obtains 5 row LED particles
Light source effect.
The cooperation of the row simulated assembly and column simulated assembly of matrix light source simulated assembly is realized horizontally and vertically
Comprehensive arrangement be achieved that 5 rows × 5 column matrix arrangement effect only with 5 LED particles 4.
The composed structure to matrix LED daytime running lights and working principle have carried out detailed explaination above, below with reference to square
The fixed form of array type LED daytime running lights is further to be illustrated.
The relative position of interior lens 3 and LED drive circuit 5 needs to fix.Interior lens 3 and LED drive circuit 5 are consolidated
Determining mode can be diversified forms, such as can be real of the invention one using the forms such as fastener connection or gluing connection
It applies in example, is fixedly connected using clamping form.
Fig. 6 a and Fig. 6 b disclose the interior lens installation knot of the matrix LED daytime running lights of an embodiment according to the present invention
Composition and LED drive circuit installation diagram.As shown in figures 6 a and 6b, the first card contact 31 and the second card of interior lens 3
Contact 32 is that structure is stretched out at both ends, stretch out one and the first of LED drive circuit 5 of the first card contact 31 and the second card contact 32
52 clamping of card slot 51 and the clamping of the second card slot, both fixed left and right directions.Interior lens 3 is equipped with third card contact 33 and the 4th card
Contact 34 is clamped with the third card slot 53 of LED drive circuit 5 and the 4th card slot 54.In one embodiment, third card contact 33
It is equipped with overhead structure with the 4th card contact 34, can be reversed and hook LED drive circuit 5, both fixed relative spacing position.
In order to keep the fixation between interior lens 3 and LED drive circuit plate 5 more secured, muscle knot is supported in the interior setting of lens 3
Structure resists LED drive circuit 5, to increase the contact area of interior lens 3 and LED drive circuit 5, improves fixed stabilization
Property.The shape to muscle structure of interior lens 3 can be various shapes, such as can be the shapes such as ladder type, ellipse or square
Shape.Fig. 7 disclose the matrix LED daytime running lights of an embodiment according to the present invention interior lens support muscle structure chart, as Fig. 6 a,
In Fig. 6 b and one embodiment of the invention shown in Fig. 7, the first of interior lens 3 supports muscle 35, second and supports muscle 36 and third to muscle
37 resist LED drive circuit 5.The first of interior lens 3 supports muscle 35 and second and supports muscle 36 as T-type structure, and it is half that third, which supports muscle 37,
Round structure, T-type face to muscle, semicircle face resist LED drive circuit 5, both increase contact area, third support muscle 37 with
5th card slot 57 of LED drive circuit cooperates, and improves fixed stability.
In order to guarantee that the light issued from outer lens 1 is consistent with emulation mode, the regulation for meeting LED daytime running lights brightness is wanted
It asks, the relative position of outer lens 1 and interior lens 3 is also required to fix.
Fig. 8 a and Fig. 8 b disclose the interior lens of the matrix LED daytime running lights of an embodiment according to the present invention and match outside
The two sides schematic diagram that light microscopic is coupled.In one embodiment of the invention as figures 8 a and 8 b show, outer lens 1 and interior match
Light microscopic 3 is fixedly connected using clamping form.The first card contact 31 and the second card contact 32 of interior lens 3 are that knot is stretched out at both ends
Structure, stretch out one of the first card contact 31 and the second card contact 32 are clamped with LED drive circuit 5, the other end of stretching with match outside
First card slot 11 of light microscopic 1 and the clamping of the second card slot 12.
In one embodiment of the invention shown in Fig. 8 a and Fig. 8 b, the first card contact 31 of interior lens 3 and the second clamping
The both ends of point 32 stretch out structure can internally lens 3 and LED drive circuit 5 simultaneously, between interior lens 3 and outer lens 1
Relative position is fixed, and structure is simple.In other embodiments, interior lens 3 and LED drive circuit 5, interior lens 3 with it is outer
Fixed structure between lens 1 can be the separated fixed structure being not in contact between each other, this has no effect on fixed function
Realization.
Point light source, is diffused into area source, then passed through LED days again by a kind of matrix LED daytime running lights proposed by the present invention
Area source is divided into matrix condition by the structure and decorative effect of portable lighter, obtains m row × n column matrix formula arrangement display effect
Fruit.
A kind of matrix LED daytime running lights proposed by the present invention are achieved that plurality of LEDs matrix form only with a small amount of LED particle
The illumination effect of arrangement, and guarantee the uniformity of light out, structure is reliable, and cost reduces.
As shown in the application and claims, unless context clearly prompts exceptional situation, " one ", "one", " one
The words such as kind " and/or "the" not refer in particular to odd number, may also comprise plural number.It is, in general, that term " includes " only prompts to wrap with "comprising"
Include clearly identify the step of and element, and these steps and element do not constitute one it is exclusive enumerate, method or apparatus
The step of may also including other or element.
Above-described embodiment, which is available to, to be familiar with person in the art to realize or use the present invention, and is familiar with this field
Personnel can make various modifications or variation, thus this to above-described embodiment without departing from the present invention in the case of the inventive idea
The protection scope of invention is not limited by above-described embodiment, and should meet inventive features that claims are mentioned most
On a large scale.
Claims (12)
1. a kind of matrix LED daytime running lights characterized by comprising
LED drive circuit；
M LED particle, m LED particle longitudinal arrangement Cheng Yilie；
The light that each LED particle issues is spread laterally to the width of n column, m to form a line LED by component extending transversely
The light that grain issues forms the area source within the scope of m * n matrix after component extending transversely；
Matrix light source simulated assembly is separated the area source within the scope of m * n matrix, by matrix light source simulated assembly
Area source obtains the light source effect of m × n LED particle.
2. matrix LED daytime running lights according to claim 1, which is characterized in that the component extending transversely is interior light distribution
Mirror, refraction of the light through interior lens that LED particle issues are spread laterally to the width of n column.
3. matrix LED daytime running lights according to claim 2, which is characterized in that the interior lens is matched with LED particle
Incidence surface at conjunction is paraboloid, and the fixed bit of LED particle is setting in paraboloidal focus.
4. matrix LED daytime running lights according to claim 2, which is characterized in that the matrix light source simulated assembly, including
Row simulated assembly and column simulated assembly, row simulated assembly is by the area source within the scope of m * n matrix, by the light source of m row LED particle
Effect is separated, and column simulated assembly is divided the area source within the scope of m * n matrix by the light source effect of n column LED particle
Every.
5. matrix LED daytime running lights according to claim 4, which is characterized in that the column simulated assembly includes: level side
To n step structure, the exit facet of each step is arc surface, and side wall is dermatoglyph face, separates area source, obtains n column LED
The light source effect of particle.
6. matrix LED daytime running lights according to claim 4, which is characterized in that the row simulated assembly includes: to block decorations
M-1 horizontal stripe block reinforcement is arranged in frame, vertical direction, blocks area source and projects light, obtains the light source effect of m row LED particle.
7. matrix LED daytime running lights according to claim 4, which is characterized in that the row mould in matrix light source simulated assembly
Quasi- component and column simulated assembly are integrated on outer lens.
8. matrix LED daytime running lights according to claim 7, which is characterized in that the interior lens and outer lens, it is interior
Relative position between lens and LED drive circuit is connected and fixed.
9. matrix LED daytime running lights according to claim 8, which is characterized in that interior lens and outer lens, interior light distribution
It is connected between mirror and LED drive circuit using clamping form, the interior lens, the first card contact and the second card contact of setting
Structure is stretched out for both ends, stretch out one of the first card contact and the second card contact and the first card slot of LED drive circuit and second
The first card slot and the second card slot card of other end and outer lens that card slot clamping, the first card contact and the second card contact are stretched out
It connects.
10. matrix LED daytime running lights according to claim 8, which is characterized in that the interior lens is equipped with third card
Contact and the 4th card contact are clamped with the third card slot of LED drive circuit and the 4th card slot, third card contact and the 4th card contact
Overhead kick structure is set, LED drive circuit, the relative spacing position of fixed interior lens and LED drive circuit are reversely hooked.
11. matrix LED daytime running lights according to claim 2, which is characterized in that the interior lens is provided with to muscle
Structure resists LED drive circuit.
12. matrix LED daytime running lights according to claim 11, which is characterized in that the interior lens is equipped with first and supports
Muscle, second support muscle and third to muscle, and first, which supports muscle and second, supports muscle as T-type structure, and third supports muscle as semi-circular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811622093.6A CN109488989B (en) | 2018-12-28 | 2018-12-28 | Matrix LED daytime running light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811622093.6A CN109488989B (en) | 2018-12-28 | 2018-12-28 | Matrix LED daytime running light |
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| Publication Number | Publication Date |
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| CN109488989A true CN109488989A (en) | 2019-03-19 |
| CN109488989B CN109488989B (en) | 2023-09-08 |
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| CN201811622093.6A Active CN109488989B (en) | 2018-12-28 | 2018-12-28 | Matrix LED daytime running light |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3113629A1 (en) * | 2020-09-01 | 2022-03-04 | Valeo Vision | LIGHTING MODULE FOR A MOTOR VEHICLE |
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| Publication number | Priority date | Publication date | Assignee | Title |
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