CN105222009B - Compact lighting module - Google Patents
Compact lighting module Download PDFInfo
- Publication number
- CN105222009B CN105222009B CN201510583254.5A CN201510583254A CN105222009B CN 105222009 B CN105222009 B CN 105222009B CN 201510583254 A CN201510583254 A CN 201510583254A CN 105222009 B CN105222009 B CN 105222009B
- Authority
- CN
- China
- Prior art keywords
- shadow shield
- led array
- adjustable type
- type shadow
- reflective mirror
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 32
- 125000006850 spacer group Chemical group 0.000 claims abstract description 31
- 230000001154 acute effect Effects 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 12
- 239000004065 semiconductor Substances 0.000 claims description 9
- 238000005286 illumination Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims 2
- 238000009738 saturating Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/08—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Led Device Packages (AREA)
Abstract
The invention discloses a kind of compact lighting module, it is characterised in that：Including：Radiator（8）, the radiator（8）On be provided with for accommodate the second lighting unit groove（10）, the groove（10）Upper surface horizontally outward be extended have heat-dissipation spacer（11）, the groove（10）Upper surface gradually to the heat-dissipation spacer（11）Direction be inclined upwardly setting and with the heat-dissipation spacer（11）Between acute angle be α；The heat-dissipation spacer（11）Upper surface be provided with the first lighting unit；Second lighting unit includes being arranged at the groove（10）Upper surface and the second luminous downwards LED array（2）Be arranged at second LED array（2）Second reflective mirror of outside（4）.A kind of compact lighting module provided by the invention, size is small and compact-sized simple, versatile, is adapted to wide popularization and application.
Description
Technical field
The present invention relates to a kind of compact lighting module, more particularly to it is a kind of with high illumination using LED as light source can
To realize the compact lighting module of distance light and dipped beam simultaneously, belong to motor vehicle lighting technical field.
Background technology
Generally, lighting device is provided in a motor vehicle, for obtaining stable driving when ambient light illumination is low in driving
The visual field of member.In these current lighting devices, headlamp according to the irradiating angle and illumination of the light of irradiation be divided into distance light and
Dipped beam.The work of distance light and dipped beam is controlled by the operation of the multifunction switch of steering wheel side respectively.LED has that cost is low,
Low energy consumption, the high life, the features such as quick response, be extremely suitable for use in headlamp and be used as principal light source, but because luminous intensity distribution and
The problems such as radiating, can not effectively solve applications of the LED in headlamp always, therefore LED is never widely used in headlamp.
Although in some current car headlamps, there is the headlamp that LED is light source, essentially matrix
Type, such as Audi's part vehicle.It is big size to be present in matrix type LED headlamps, complicated, can only be applicable specific vehicle, not have
The problems such as standby versatility.
The content of the invention
It is small and compact-sized the technical problem to be solved by the invention is to provide a kind of size, it is simple in construction, it is versatile
Compact lighting module.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
Compact lighting module, it is characterised in that：Including：Radiator, it is provided with the radiator for accommodating second
The groove of lighting unit, the upper surface of the groove, which is horizontally outward extended, heat-dissipation spacer, and the upper surface of the groove is gradually
It is inclined upwardly and sets and acute angle between the heat-dissipation spacer is α to the heat-dissipation spacer direction；The heat-dissipation spacer
Upper surface be provided with the first lighting unit；Second lighting unit includes being arranged at the groove upper surface and lighted downwards
The second LED array and the second reflective mirror for being arranged at outside second LED array；First lighting unit includes setting
In the heat-dissipation spacer upper surface and upwards the first luminous LED array and be arranged at outside first LED array first
Reflective mirror；Adjustable type shadow shield and diverging lens are provided with the light path of first LED array and the second LED array, it is described
Diverging lens is arranged at behind the adjustable type shadow shield and fixed by diverging lens support and supported.
The adjustable type shadow shield is connected with the darkening electromagnet for controlling the adjustable type shadow shield to move up and down.
The α is 3 ~ 15 °.
Second reflective mirror and the first reflective mirror are 1/4 ~ 1/6 spheric, second reflective mirror and first reflective
Mirror is partly wrapped in the outside of first LED array or the second LED array and is open towards the diverging lens；Described second is reflective
The inner surface setting of mirror and the first reflective mirror has some curved surfaces.
The diverging lens includes planoconvex spotlight.
The upper surface of the groove is connected with the lower surface of the heat-dissipation spacer, the thickness of the heat-dissipation spacer for 2 ~
5mm。
The level interval of second reflective mirror and the first reflective mirror close to one end of the radiator is L；The length of the L
Spend for 10mm ~ 50mm.
Second LED array and the first LED array include some semiconductor light emitting units, the adjacent semiconductor hair
The center of light unit is at a distance of more than 4mm.
Between second LED array and radiator, and base is provided between first LED array and heat-dissipation spacer
Plate.
The substrate includes aluminium base or copper base or ceramic substrate.
For first LED array with the second LED array light emission direction on the contrary, having angle α, the usual angle [alpha] only has the several years；The
One speculum and the second speculum opening direction are on the contrary, level interval is L, and vertical interval is the thickness of heat-dissipation spacer, generally
The thickness of heat-dissipation spacer only has several millimeters.
For the distribution of optimization light, the inner surface of the first speculum and the second speculum can not be preferable oval table
Face, can have one or more complex-curved.
Diverging lens is planoconvex spotlight, in the light path of the first speculum and the second speculum 4.
First LED array and the second LED array are radiated using radiator, and concrete mode is the first LED array and the
Two LED arrays are mounted on substrate（Such as aluminium base or copper base or ceramic substrate）Surface, substrates into intimate are fitted in spreader surface,
Spreader surface is compared with smooth flat with substrate fitting part.
The connected mode of darkening electromagnet and adjustable type shadow shield is：Offered on the right side wall of darkening electromagnet for holding
Receive the horizontal slotted hole of connecting rod, the connecting rod is arranged in the horizontal slotted hole, the inner end of the connecting rod and is arranged on the darkening
Push rod in electromagnet is connected, and the adjustable type shadow shield is movably set on support, and the support includes bottom plate and is arranged at
The left vertical rod and right vertical rod at the bottom plate both ends, bearing, the adjustable type are provided with the bottom plate below the right vertical rod
Shadow shield includes the level shadow plate and vertical center web set in inverted L-shaped, the right-hand member of the level shadow plate and described vertical
Connecting plate top integrally connected, it is provided with the vertical center web and is hidden for the through hole through the bearing, the adjustable type
Tabula rasa can be connected around the bearing rotary, the bottom of the vertical center web with the external part of the connecting rod, the level shadow
The left end of plate mutually overlaps with the limiting plate in the left vertical rod.
Limiting plate described in the left end of the adjustable type shadow shield includes being used to limit the adjustable type shadow shield in bearing
Lower operating is driven to the horizontal baffle of horizontal level and with the horizontal baffle integrally connected and below the horizontal baffle
Chute.The limiting plate is fixedly installed in the left vertical rod.
The connecting rod can be released or retracted to the push rod.
When the push rod releases the connecting rod, the connecting rod stretches out, and drives the adjustable type shadow shield to rotate, now adjusts
Section formula shadow shield is arranged at the lower section of light path, does not block light path, has the characteristics of distance light illumination is high；When the push rod controls connecting rod
When retracting, the connecting rod drives the adjustable type shadow shield convolution to reset, and now adjustable type shadow shield is arranged in light path, light path
Part by adjustable type shadow shield, does not have the characteristics of dipped beam light shape is uniform, and width is wide by adjustable type shadow shield, part.This
A kind of compact lighting module provided, the second LED array and the opposite setting of the first LED array light emission direction are provided（I.e. to
The second luminous LED array and the first luminous upwards LED array down）, it is small and compact-sized to realize lighting module size, leads to
It is strong with property；The thickness of α angles and heat-dissipation spacer is 2 ~ 5mm setting, makes the luminous light path concentration and reality of compact lighting module
Existing second LED array and the first LED array light path cross, and make distance light illumination high；Make that dipped beam light shape is uniform, and width is wide；It is some
The setting of curved surface, realize the diffusing reflection of the light source of the second LED array and the first LED array；By adjusting darkening electromagnet control
Adjustable type shadow shield processed moves up and down, and control lighting module produces dipped beam or distance light；In the adjacent semiconductor light emitting unit
The heart is advantageous to distributing for even heat, good heat dissipation effect at a distance of more than 4mm setting.The present invention the second LED array and
First LED array passes through the second reflective mirror and the first mirror reflection, then is spread by diverging lens, is collectively forming distance light, this
When adjustable type shadow shield be arranged at the lower section of light path, do not block light path, there is the characteristics of distance light illumination is high；The second of the present invention
LED array and the first LED array pass through the second reflective mirror and the first mirror reflection, then adjusted formula shadow shield shield portions are remote
Light, dipped beam is formed, now adjustable type shadow shield is arranged in light path, and light path part is not passed through by adjustable type shadow shield, part
Adjustable type shadow shield, has that dipped beam light shape is uniform, the characteristics of width is wide, and because it is compact-sized possess widely install it is general
Property.A kind of compact lighting module provided by the invention, size is small and compact-sized simple, versatile, is adapted to be widely popularized
Using.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the schematic diagram of angle α；
Fig. 3 is Fig. 2 sketches；
Fig. 4 is the structural representation of mean camber of the present invention；
Fig. 5 is the structural representation of one of structure of semiconductor light emitting unit in the present invention；
Fig. 6 is the structural representation of one of structure of semiconductor light emitting unit in the present invention；
Fig. 7 is the structural representation of one of structure of semiconductor light emitting unit in the present invention；
Fig. 8 is the structural representation that adjustable type shadow shield is in high-beam condition in the present invention；
Fig. 9 is the structural representation that adjustable type shadow shield is in dipped beam state in the present invention；
Figure 10 is optical texture schematic diagram of the present invention；
Figure 11 is the light distribution figure of high-beam condition of the present invention；
Figure 12 is the light distribution figure of dipped beam state of the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in figs. 1-12, compact lighting module, it is characterised in that：Including：Radiator 8, set on the radiator 8
There is the groove 10 for accommodating the second lighting unit, the upper surface of the groove 10, which is horizontally outward extended, heat-dissipation spacer
11, the upper surface of the groove 10 is gradually inclined upwardly to the direction of heat-dissipation spacer 11 to be set and between the heat-dissipation spacer 11
Acute angle be α；The upper surface of the heat-dissipation spacer 11 is provided with the first lighting unit；Second lighting unit includes setting
It is placed in the upper surface of groove 10 and the second luminous downwards LED array 2 and is arranged at the of the outside of the second LED array 2
Two reflective mirrors 4；First lighting unit includes being arranged at the upper surface of heat-dissipation spacer 11 and the first luminous upwards LED battle arrays
Row 1 and the first reflective mirror 3 for being arranged at the outside of the first LED array 1；The LED array 2 of first LED array 1 and second
Adjustable type shadow shield 6 and diverging lens 5 are provided with light path, after the diverging lens 5 is arranged at the adjustable type shadow shield 6
Face and support is fixed by diverging lens support 7.
The adjustable type shadow shield 6 and the phase of darkening electromagnet 9 for controlling the adjustable type shadow shield 6 to move up and down
Even.
The α is 3 ~ 15 °.
The reflective mirror 3 of second reflective mirror 4 and first is 1/4 ~ 1/6 spheric, and second reflective mirror 4 and first is anti-
Light microscopic 3 half is wrapped in the outside of the LED array 2 of the first LED array 1 or second and is open towards the diverging lens 5；Described
The inner surface setting of two reflective mirrors 4 and the first reflective mirror 3 has some curved surfaces 13.
The diverging lens 5 includes planoconvex spotlight.
The upper surface of the groove 10 is connected with the lower surface of the heat-dissipation spacer 11, the thickness of the heat-dissipation spacer 11
For 2 ~ 5mm.
Level interval of the reflective mirror 3 of second reflective mirror 4 and first close to one end of the radiator 8 is L；The L
Length be 10mm ~ 50mm.
The LED array 1 of second LED array 2 and first includes some semiconductor light emitting units 12, adjacent described partly to lead
The center of body luminescence unit 12 is at a distance of more than 4mm.
Between second LED array 2 and radiator 8, and it is all provided between first LED array 1 and heat-dissipation spacer 11
It is equipped with substrate.
The substrate includes aluminium base or copper base or ceramic substrate.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. compact lighting module, it is characterised in that：Including：Radiator（8）, the radiator（8）On be provided with for accommodating
The groove of second lighting unit（10）, the groove（10）Upper surface horizontally outward be extended have heat-dissipation spacer（11）, institute
State groove（10）Upper surface gradually to the heat-dissipation spacer（11）Direction be inclined upwardly setting and with the heat-dissipation spacer（11）It
Between acute angle be α；The heat-dissipation spacer（11）Upper surface be provided with the first lighting unit；The second lighting unit bag
Include and be arranged at the groove（10）Upper surface and the second luminous downwards LED array（2）Be arranged at second LED array
（2）Second reflective mirror of outside（4）；First lighting unit includes being arranged at the heat-dissipation spacer（11）Upper surface and upwards
The first luminous LED array（1）Be arranged at first LED array（1）First reflective mirror of outside（3）；First LED
Array（1）With the second LED array（2）Light path on be provided with adjustable type shadow shield（6）And diverging lens（5）, the diffusion is thoroughly
Mirror（5）It is arranged at the adjustable type shadow shield（6）Behind and by diverging lens support（7）Fixed support；The α is 3 ~ 15 °；
The groove（10）Upper surface and the heat-dissipation spacer（11）Lower surface be connected, the heat-dissipation spacer（11）Thickness be
2~5mm；
The adjustable type shadow shield（6）With for controlling the adjustable type shadow shield（6）The darkening electromagnet of up and down motion（9）Phase
Even；
Second LED array（2）With the first LED array（1）By the second reflective mirror（4）With the first reflective mirror（3）Reflection, then pass through
Diverging lens（5）Diffusion, is collectively forming distance light, now adjustable type shadow shield（6）The lower section of light path is arranged at, does not block light path；
Second LED array（2）With the first LED array（1）By the second reflective mirror（4）With the first reflective mirror（3）Reflection, then adjusted formula
Shadow shield（6）Shield portions distance light, dipped beam is formed, now adjustable type shadow shield（6）It is arranged in light path, light path part passes through tune
Section formula shadow shield（6）, part does not pass through adjustable type shadow shield（6）；
Darkening electromagnet（9）With adjustable type shadow shield（6）Connected mode be：Darkening electromagnet（9）Right side wall on offer
For accommodating the horizontal slotted hole of connecting rod, the connecting rod is arranged in the horizontal slotted hole, and the inner end of the connecting rod is with being arranged on institute
State darkening electromagnet（9）Interior push rod is connected, the adjustable type shadow shield（6）It is movably set on support, the support includes
Bottom plate and it is arranged at the left vertical rod at the bottom plate both ends and right vertical rod, axle is provided with the bottom plate below the right vertical rod
Hold, the adjustable type shadow shield（6）Including the level shadow plate set in inverted L-shaped and vertical center web, the level shadow plate
Right-hand member and vertical center web top integrally connected, be provided with the vertical center web for through the logical of the bearing
Hole, the adjustable type shadow shield（6）Can be around the bearing rotary, the bottom of the vertical center web and the external part of the connecting rod
It is connected, the left end of the level shadow plate mutually overlaps with the limiting plate in the left vertical rod；
The adjustable type shadow shield（6）Left end described in limiting plate include be used for limit the adjustable type shadow shield（6）In bearing
Drive under operating to the horizontal baffle of horizontal level and with the horizontal baffle integrally connected and under the horizontal baffle
The chute of side；The limiting plate is fixedly installed in the left vertical rod；
The connecting rod can be released or retracted to the push rod；
When the push rod releases the connecting rod, the connecting rod stretches out, and drives the adjustable type shadow shield（6）Rotation, is now adjusted
Section formula shadow shield（6）The lower section of light path is arranged at, does not block light path, there is the characteristics of distance light illumination is high；When the push rod controls
When connecting rod retracts, the connecting rod drives the adjustable type shadow shield（6）Convolution resets, now adjustable type shadow shield（6）It is arranged at
In light path, light path part passes through adjustable type shadow shield（6）, part does not pass through adjustable type shadow shield（6）.
2. compact lighting module according to claim 1, it is characterised in that：Second reflective mirror（4）It is anti-with first
Light microscopic（3）It is 1/4 ~ 1/6 spheric, second reflective mirror（4）With the first reflective mirror（3）Partly it is wrapped in the first LED battle arrays
Row（1）Or second LED array（2）Outside and opening towards the diverging lens（5）；Second reflective mirror（4）With first
Reflective mirror（3）Inner surface setting have some curved surfaces（13）.
3. compact lighting module according to claim 1, it is characterised in that：The diverging lens（5）It is saturating including plano-convex
Mirror.
4. compact lighting module according to claim 2, it is characterised in that：Second reflective mirror（4）It is anti-with first
Light microscopic（3）Close to the radiator（8）The level interval of one end be L；The length of the L is 10mm ~ 50mm.
5. compact lighting module according to claim 1, it is characterised in that：Second LED array（2）With first
LED array（1）Include some semiconductor light emitting units（12）, the adjacent semiconductor light emitting unit（12）Center apart
More than 4mm.
6. compact lighting module according to claim 1, it is characterised in that：Second LED array（2）And radiator
（8）Between, and first LED array（1）And heat-dissipation spacer（11）Between be provided with substrate.
7. compact lighting module according to claim 6, it is characterised in that：The substrate includes aluminium base or copper base
Or ceramic substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583254.5A CN105222009B (en) | 2015-09-14 | 2015-09-14 | Compact lighting module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583254.5A CN105222009B (en) | 2015-09-14 | 2015-09-14 | Compact lighting module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105222009A CN105222009A (en) | 2016-01-06 |
| CN105222009B true CN105222009B (en) | 2018-03-20 |
Family
ID=54991134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510583254.5A Expired - Fee Related CN105222009B (en) | 2015-09-14 | 2015-09-14 | Compact lighting module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105222009B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674185A (en) * | 2016-04-14 | 2016-06-15 | 海盐丽光电子科技有限公司 | Upper-beam and lower-beam integrated LED automobile lens |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4749968B2 (en) * | 2006-07-31 | 2011-08-17 | 株式会社小糸製作所 | Vehicle headlamp |
| DE102008036192B4 (en) * | 2008-08-02 | 2012-05-03 | Automotive Lighting Reutlingen Gmbh | Automotive lighting device |
| WO2012013601A1 (en) * | 2010-07-26 | 2012-02-02 | Valeo Vision | Optical module of an illuminating and/or signalling device of a motor vehicle |
| US8894257B2 (en) * | 2012-05-17 | 2014-11-25 | Osram Sylvania Inc. | Headlamp featuring both low-beam and high-beam outputs and devoid of moving parts |
| CN205014171U (en) * | 2015-09-14 | 2016-02-03 | 南京贝斯特电子科技有限公司 | Compact lighting module |
-
2015
- 2015-09-14 CN CN201510583254.5A patent/CN105222009B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105222009A (en) | 2016-01-06 |
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