CN208764864U - Lamp unit and lamps apparatus for vehicle - Google Patents

Lamp unit and lamps apparatus for vehicle Download PDF

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Publication number
CN208764864U
CN208764864U CN201821434055.3U CN201821434055U CN208764864U CN 208764864 U CN208764864 U CN 208764864U CN 201821434055 U CN201821434055 U CN 201821434055U CN 208764864 U CN208764864 U CN 208764864U
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CN
China
Prior art keywords
light
connector
base plate
mentioned
installation base
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.)
Active
Application number
CN201821434055.3U
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Chinese (zh)
Inventor
会泽大辅
佐塚清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koito Manufacturing Co Ltd
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Koito Manufacturing Co Ltd
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Publication of CN208764864U publication Critical patent/CN208764864U/en
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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
    • 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
    • F21S41/47—Attachment thereof
    • 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
    • F21S41/25—Projection lenses
    • 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
    • F21S41/10—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]
    • F21S41/151—Light emitting diodes [LED] arranged in one or more lines
    • 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
    • F21S41/19—Attachment of light sources or lamp holders
    • 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
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors
    • 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
    • F21S41/25—Projection lenses
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • 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
    • F21S41/29—Attachment thereof
    • F21S41/295—Attachment thereof specially adapted to projection lenses
    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
    • 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
    • F21S41/50—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/42—Forced cooling
    • F21S45/43—Forced cooling using gas
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F21V7/26—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material the material comprising photoluminescent substances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/10—Arrangement or contour of the emitted light
    • F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The utility model provides a kind of lamp unit and lamps apparatus for vehicle, the freedom degree of part placement can be made to be promoted, and inhibit influence of the optically focused of sunlight to the component being made of resin.Light-emitting component (43c) and connector portion (44a, 44b) are installed on the surface of installation base plate (41), reflector (30) are configured near light-emitting component (43c), in lamp unit of the rear near focal point configured with light-emitting component (43c) of projecting lens, the hidden portion of connector (307) is formed on reflector (30), it extends to the position being overlapped under the vertical view visual angle in installation base plate (41) with connector portion (44a, 44b), covers at least part of connector portion (44a, 44b).

Description

Lamp unit and lamps apparatus for vehicle
Technical field
The utility model relates to lamp unit and lamps apparatus for vehicle, in particular to are arranged on the surface of component mounting substrate The lamp unit and lamps apparatus for vehicle of multiple light emitting diodes.
Background technique
Lamps apparatus for vehicle can usually switch between dipped headlight and high beam.Dipped headlight is with the irradiation of scheduled illumination Nearby, it is prescribed and does not cause light distribution as dazzle regular in opposite vehicle and preceding driving, be applied primarily to traveling in urban district street The case where road.On the other hand, high beam is applied primarily to the wide scope in relatively high illumination irradiation front and distant place It runs at high speed the opposite vehicle and preceding driving less road the case where.Therefore, high beam regards driver compared with dipped headlight Recognizing property is more excellent, but has the problem of causing dazzle to the driver of the vehicle existing for vehicle front and pedestrian.
In recent years, based on the state of vehicle periphery, the ADB of the light distribution patterns of high beam is dynamically and adaptively controlled (Adaptive Driving Beam) technology is by motion.ADB technology is to detect that whether there is or not preceding drivings, opposite vehicle for the front of vehicle Or pedestrian, by will perhaps corresponding region dim light of pedestrian etc. reduces and causes dazzle to vehicle or pedestrian with vehicle.It is such In ADB technology, motion has installs multiple LED (Light Emitting Diode: light emitting diode) in column-like manner on substrate Equal light-emitting components extinguish the scheme (such as patent document 1) of the LED in the region of corresponding vehicle and pedestrian.
And light-emitting component in recent years, is two-dimensionally largely configured on substrate, by selectively switching light-emitting component Extinguish and light, come be more finely controlled high beam light distribution patterns technology also by motion.Using such two-dimensional hair In the lamps apparatus for vehicle of the assortment of optical element, in order to irradiate two-dimensional light distribution patterns well, need to improve the peace of light-emitting component Dress density and the precision for needing to improve installation site.In the case where using LED as light-emitting component, using surface installing type Encapsulation, using each LED to be positioned on substrate to the construction for being formed by island (land) and installing, thus high density It is installed on ground.
Figure 18 is the diagrammatic top view for indicating the light source module 1 of the ADB technology using previous motion.As shown in figure 18, with Past light source module 1 is, installation on a substrate 2 with the connector of external electrical connections 3, from connection on the surface of substrate 2 Device 3 extends and forms wiring pattern 4, and multiple LED5 are installed on wiring pattern 4.In addition, making wiring diagram in light source module 1 The installation section LED5 of case 4 is nearby widely formed, and what the fever as the luminous generation for making LED5 was radiated well dissipates Thermal image come using.
In previous lamps apparatus for vehicle, combined by the light source module 1 that Figure 18 is indicated with projecting lens, in projecting lens Rear focus near configure LED5 and constitute lamp unit.In such previous lamps apparatus for vehicle, by substrate 2 along vertical Histogram is to configuration, so that the optical axis of projecting lens becomes horizontal direction.
[citation]
[patent document]
Patent document 1: Japanese Unexamined Patent Publication 2015-16773 bulletin
Utility model content
As described above in the light source module 1 of the conventional art shown in Figure 18, LED5 is located at the rear focus of projecting lens Near, the light projected from LED5 is projected in the front of vehicle through projecting lens, with desired light distribution step-and-shoot light.This Sample is incident on the feelings of lamps apparatus for vehicle in exterior light since the configuration of light source module 1 is on the optical axis of projecting lens from vehicle front Under condition, exterior light can be through projecting lens and by optically focused near LED5.Particularly, altitude of the sun is lower, incident angle Close to horizontal morning or before sunset etc., have and a possibility that exterior light is condensed to inside such lamp unit occurs.
Particularly, in the case where the sun is located at slightly more against the top than the optical axis of projecting lens, there are the following problems: in base On plate 2, locating on the lower than optical axis, a possibility that optically focused occurs, is higher, if sunlight is condensed to the portion being made of materials such as resins On part, then can generation part deterioration melting loss the problem of.By configuring the equal resin parts of connector 3 in the light than projecting lens Axis is against the top, can be avoided deterioration caused by the optically focused of sunlight, but the freedom degree of part placement can decline, and water can occur Problem inside drop intrusion connector 3.
Therefore the project of the utility model is, provides a kind of freedom degree for improving part placement, and be able to suppress too The lamp unit and lamps apparatus for vehicle of influence of the optically focused of sunlight to the component being made of resin.
[means used to solve the problem]
In order to solve above-mentioned problem, the lamp unit of the utility model is characterized in that, is pacified on the surface of installation base plate Light-emitting component and connector portion are filled, reflector is configured near above-mentioned light-emitting component, in the rear near focal point of projecting lens It is equipped with the lamp unit of above-mentioned light-emitting component, the hidden portion of connector is formed in above-mentioned reflector, extends to above-mentioned The position being overlapped under the vertical view visual angle of installation base plate with above-mentioned connector portion, covers at least part of above-mentioned connector portion.
In the lamp unit of such the utility model, be formed with the hidden portion of connector in reflector, extend to Position that connector portion is overlapped and cover at least part of connector portion, thereby, it is possible to improve the freedom degree of part placement, and And inhibit influence of the optically focused of sunlight to the component being made of resin.
In addition, above-mentioned installation base plate is vertically configured, than above-mentioned in an embodiment of the utility model The optical axis of projecting lens configures above-mentioned connector portion on the lower.
In addition, including shining on above-mentioned installation base plate as to above-mentioned in an embodiment of the utility model The metal lead wire of a part of the supply path of element, and the pilot protection resin portion of the above-mentioned metal lead wire of sealing.Above-mentioned anti- Emitter be formed with protection the hidden portion of resin, extend under the vertical view visual angle of above-mentioned installation base plate with above-mentioned pilot protection resin The position that portion is overlapped, covers at least part of above-mentioned pilot protection resin portion.
In addition, in order to solve the above problems, the feature of the lamps apparatus for vehicle of the utility model is to have above-mentioned any one Kind lamp unit.
In the lamps apparatus for vehicle of such the utility model, by being formed with the position for extending to and being overlapped with connector portion And the hidden portion of at least part of connector of connector portion is covered, it can be improved the freedom degree of part placement, and inhibit too Influence of the optically focused of sunlight to the component being made of resin.
[utility model effect]
In the utility model, a kind of freedom degree for improving part placement is provided, and be able to suppress the optically focused pair of sunlight The lamp unit and lamps apparatus for vehicle of the influence for the component being made of resin.
Detailed description of the invention
Fig. 1 is the exploded perspective view for indicating the lamp unit 100 in the 1st embodiment.
Fig. 2 is the schematic isometric for indicating the light source module 40 in the 1st embodiment.
Fig. 3 is the diagrammatic top view for indicating the installation base plate 41 in the 1st embodiment.
Fig. 4 is the figure of the construction for the installation base plate 41 being described in detail in the 1st embodiment, and (a) of Fig. 4 is exploded perspective Figure, (b) of Fig. 4 is constructed profile.
Fig. 5 is the diagrammatic top view for indicating to be mounted with the light source module 40 of the state of each component on installation base plate 41.
Fig. 6 is the amplification stereogram that amplification indicates sub- pedestal 43.
Fig. 7 is the partial magnified sectional view for indicating to be mounted with the state of sub- pedestal 43 on illumination region installation region 49.
Fig. 8 is the enlarged plan view that amplification indicates 49 periphery of illumination region installation region.
Fig. 9 is the perspective view for schematically showing the lens mount 20 in the 2nd embodiment.
Figure 10 is that the decomposition for the position alignment for schematically showing radiator 50 and lens mount 20 in the 2nd embodiment is vertical Body figure.
Figure 11 is to install light source module 40 on radiator 50 from 10 side of lens, and by lens mount 20 and lens 10 The main view of state after fixation.
Figure 12 be schematically illustrated on radiator 50 that light source module 40 and reflector 30 are installed, and by lens mount 20 and The figure of state after lens 10 are fixed, (a) of Figure 12 are the side views from 204 side of side extension portion, (b) of Figure 12 be from The side view of the side fixed part 202c observation.
Figure 13 is the schematic isometric for indicating the structure example of the reflector 30 in the 3rd embodiment, and (a) of Figure 13 is from light The perspective view of removing direction observation, (b) of Figure 13 is the perspective view from 41 opposite side of installation base plate.
Figure 14 is the schematic diagram for indicating the structure example of reflector 30, and (a) of Figure 14 is the main view from light removing direction Figure, (b) of Figure 14 are the sectional views of single dotted broken line shown in A-A in Figure 14 (a).
Figure 15 is the schematic diagram for indicating to be mounted with the state of reflector 30 on light source module 40, and (a) of Figure 15 is from light The main view of side observation is taken out, (b) of Figure 15 is perspective view.
Figure 16 is that the part for the relationship for schematically showing light source module 40 and reflector 30 in the 4th embodiment is amplified Sectional view.
Figure 17 is the partial magnified sectional view for schematically showing the variation of reflector 30, and (a) of Figure 17 is in recess portion Be formed as the example of cone on 304a, (b) of Figure 17 is the example for being vertically formed recess portion 304a, and (c) of Figure 17 is recess portion 304a is integrally formed into the example of curved surface.
Figure 18 is the diagrammatic top view for indicating to apply the light source module 1 of ADB technology of previous motion.
Specific embodiment
(the 1st embodiment)
Hereinafter, being described in detail with reference to accompanying drawings about the embodiments of the present invention.Identical is indicated for each attached drawing Or same constituent element, component, processing, it is labeled as identical symbol, and appropriate the repetitive description thereof will be omitted.Fig. 1 is to indicate The exploded perspective view of lamp unit 100 in present embodiment.Lamp unit 100 has lens 10, lens mount 20, reflector 30, light source module 40, radiator 50, cooling fan 60.Each component is positioned each other, and is fixed with fixing means (not shown).
Lens 10 are made of translucent material, are for being irradiated forwards with light distribution from light source module 40 with scheduled Light component, the projecting lens being equivalent in the utility model.Lens mount 20 is for maintain lens 10 and light source module 40 and reflector 30 relative positional relationship state come the component that is kept.Reflector 30 is disposed on light source module 40 Front, the component that the light from light source module 40 is reflected forwards, the optical component being equivalent in the utility model.
Light source module 40 is luminous component according to the electric power and signal from the supply of the outside of lamp unit 100, It describes later in detail.Radiator 50 is the heat conductivity contiguously configured at the back side of light source module 40 and light source module 40 Good component, overleaf side forms the back side that gelled cooling fan 60 is configured in radiator 50, is by being supplied The component of the flowing of air is generated to electric power.
In lamp unit 100, when being externally supplied electric power and signal, light source module 40 according to electric power and signal and Shine, the light reflected forwards by reflector 30 by lens mount 20 and lens 10 and irradiate forwards.In addition, with The luminous heat of light source module 40 radiates through radiator 50 into air, cold by obtaining from the air-supply of cooling fan 60 But.
Fig. 2 is the schematic isometric for indicating the light source module 40 in present embodiment.Light source module 40 has installation base plate 41, wiring pattern 42, sub- pedestal 43, power-feed connector 44a, 44b, metal lead wire 45a, light absorption resin portion 45, resist layer 46.Optical component installation region 47 is formed on installation base plate 41, is formed optical component in optical component installation region 47 and is fixed Portion 48.
Installation base plate 41 is the generally flat component formed by the good material of heat conductivity, on a surface shape At wiring pattern 42, and multiple sub- pedestals 43 and power-feed connector 44a, 44b are installed.In addition to covering wiring pattern 42 Form resist layer 46.The material for constituting installation base plate 41 is not limited, but it is preferable to use the good gold of the heat conductivities such as copper or aluminium Belong to.
In addition, the compound of the substrate for being bonded insulating properties on the substrate of electric conductivity can be used as installation base plate 41 Substrate, such as the construction for attaching glass epoxy layer on metallic substrates can be enumerated.Installation base plate 41 is made of metal substrate In the case where, pyroconductivity caused by the oxidation of metal material declines in order to prevent, preferably in the back side shape of installation base plate 41 At preventing oxidation film.As the forming method for preventing oxidation film, copper-protection agent (preflux) processing or plating Au processing can be enumerated, but Au processing is preferably plated from the viewpoint for improving thermal diffusivity.
Wiring pattern 42 is the conductive pattern formed on the surface of installation base plate 41, for ensuring from power-feed connector Electrical connection of the terminal of 44a, 44b to sub- pedestal 43.
Sub- pedestal 43 is to be installed in the surface of installation base plate 41 and be electrically connected by metal lead wire 45a and wiring pattern 42 It connects, carries out the component to shine corresponding with electric power and supplying electric power via metal lead wire 45a.About the detailed of sub- pedestal 43 Construction, be described further below.
Power-feed connector 44a, 44b be mounted in it is on the surface of installation base plate 41, for ensuring to be electrically connected with external Component, multiple terminals are electrically connected to wiring pattern 42, are equivalent to the connector portion of the utility model.As power-feed connector The shape of 44a, 44b are expressed as approximately cuboid in Fig. 2, but as long as being the construction that can be corresponded to well known lead beam and be attached, Its shape or terminal shape etc. are not limited then.
Lens mount 20 is fixed on radiator 50 by multiple fixed parts, such as that being described in detail in the 2nd embodiment below Sample is formed in the position of corresponding power-feed connector 44a, 44b and mistakenly assembles preventing portion (Fig. 1,2 in illustration omitted).Thereby, it is possible to The misassembly of left and right is prevented by power-feed connector 44a, 44b and misassembly preventing portion Gan Wataru, no matter the installation of installation LED How is the shape of substrate 41, can prevent from mistakenly assembling with easy structure.
In addition, as being described in detail in the 3rd embodiment as follows of reflector 30, in the top view of installation base plate 41 The position being overlapped with power-feed connector 44a, 44b is extended to, at least part of company of covering power-feed connector 44a, 44b is formed Meet the hidden portion of device (Fig. 1,2 in illustration omitted).The freedom degree of part placement can be improved as a result, and inhibits the optically focused of sunlight Influence to the component being made of resin.
Metal lead wire 45a be for the wiring that is arranged on the terminal of sub- pedestal 43 and is formed on installation base plate 41 The component that pattern 42 connects is the metal electroconductive component that can be realized with well known Wire Bonding Technology.Metal is constituted to draw The material of line 45a is not limited, and gold, copper, aluminium etc. can be used, but it is preferable to use gold.
Light absorption resin portion 45 is the resin component that inorganic filler Yu light absorption material have been mixed into base resin, Covering metal lead wire 45a is simultaneously sealed, the pilot protection resin portion being equivalent in the utility model.It is real by light absorption resin portion 45 The sealing of existing metal lead wire 45a can be and respectively singly seal metal lead wire 45a, but preferably by multiple metals Lead 45a is sealed together.As the base resin in light absorption resin portion 45, preferably there is superior heat resistance, light resistance, light transmission Property operability curable resin constituent well, sealing material well known to epoxy resin or silicone resin etc. can be enumerated.It is special Not, the expansion or shrinkage in light absorption resin portion 45 caused by heat applies stress to metal lead wire 45a and leads in order to prevent Mutagens shape or fracture, as basic resin, it is preferable to use the lower silicone resin of spring rate after solidifying.As being mixed into basic tree Light absorption material in rouge, can enumerate carbon filler etc..
In the light source module 40 of present embodiment, by covering simultaneously sealing metal lead with light absorption resin portion 45 45a can prevent from adhering to foreign conducting matter on metal lead wire 45a and causing short circuit.In addition, since light absorption resin portion 45 is mixed Entered light absorption material, therefore reached metal lead wire 45a from the light of sub- pedestal 43 and reflected, can prevent as stray light and External irradiation to lamp unit 100.Particularly, it shines included using ADB choice of technology place transom pedestal 43 In the case where element, can prevent the stray light reflected by metal lead wire 45a reach non-irradiated region the case where, pacify to high-density Dress light-emitting component is also able to suppress the generation of dazzle.
When forming light absorption resin portion 45, there are inorganic filler and the base resin of light absorption material to pass through mixing Dispenser (Dispenser) etc. solidifies after being supplied to metal lead wire 45a.About be kneaded light absorption material after viscosity and Thixotropy, it is contemplated that mouldability after coating and to the stress for electrical lead, the material by adjusting base resin it is selected and The additive amount of inorganic filler and arbitrarily adjust.Thixotropy is viscous in E type according to the mouldability after injection/coating of dispenser 23 DEG C in degree meter, under conditions of the viscosity of revolving speed 0.5rpm and the viscosity of revolving speed 5rpm, based on the viewpoint of operability, preferably (viscosity of 0.5rpm)/(viscosity of 5rpm) is 2.0 or more, 3.5 or less.Thixotropy is set in this range, base resin Mobile performance guarantee appropriateness, surrounded around sub- pedestal 43 even without baffle component etc., be also possible to prevent resin outflow and Cause metal lead wire 45a to expose, and the gap between metal lead wire 45a occurs or generate gap in lower section.
As the face opposite with the installation base plate 41 of reflector 30, the 4th embodiment detailed description as follows, bowing Depending on being formed with recess portion under visual angle, in the position being overlapped with the light absorption resin portion as pilot protection resin portion.Even if as a result, Make reflecting surface that can also prevent 45 Gan Wataru of reflector 30 and light absorption resin portion close to light-emitting component.
Resist layer 46 is the film of the insulating properties formed in a manner of covering wiring pattern 42 in the surface side of installation base plate 41 Shape component.The material for constituting resist layer 46 is not limited, but in order to inhibit at the surface of installation base plate 41 and wiring pattern 42 Light reflection it is different caused by stray light, it is preferred to use light reflective material or light absorption material, so as to form resist layer 46 Region in light reflectivity homogenization.
Optical component installation region 47 is for installing the reflector 30 as optical component, 41 surface of installation base plate Region, be to be not formed resist layer 46, the region that the surface of installation base plate 41 is exposed.Optical component installation region 47 clips The regional situation of sub- pedestal 43 is installed in the two sides of installation base plate 41, by abutting reflector 30 and being fixed on optical component Installation region 47 can configure reflector 30 across sub- 43 ground of pedestal.
Optical component fixed part 48 is the through hole being arranged in optical component installation region 47.Abut reflector 30 In optical component installation region 47, from fixed parts such as the surface lateral optical component fixed part 48 of installation base plate 41 insertion screws Part, so that installation base plate 41 and reflector 30 are fixed on radiator 50.About the forming position of optical component fixed part 48, Also it is described below, sub- pedestal 43 is arranged between 2 optical component fixed parts 48.
Fig. 3 is the diagrammatic top view for indicating the installation base plate 41 in present embodiment.As shown in Fig. 2, on installation base plate 41 It is formed with wiring pattern 42, covering 42 ground of wiring pattern forms resist layer 46.As shown in figure 3, optical component installation region 47, The illumination region installation region 49 of sub- pedestal 43 is installed, the part of jointing metal lead 45a, power-feed connector 44a, 44b are installed For electrical connection mounting portion 44a1,44b1 and the region in addition to the part of the terminal of connection power-feed connector 44a, 44b, formed Resist layer 46.
Illumination region installation region 49 is the region for installing multiple sub- pedestals 43 as described above, using left and right directions in figure as Length direction enables sub- pedestal 43 to be formed as two rows of arrangements.In addition, the line L1 at the center of connection optical component fixed part 48, tool There is positional relationship as the substantial middle for crossing illumination region installation region 49 along its length.
Fig. 4 is the figure of the construction for the installation base plate 41 being described in detail in present embodiment, and (a) of Fig. 4 is exploded perspective view, (b) of Fig. 4 is constructed profile.As shown in (a) of Fig. 4, installation base plate 41 is by metal plate 41a, adhesive sheet 41b and glass The lit-par-lit structure of epoxy resin layer 41c is constituted.In adhesive sheet 41b and glass epoxy layer 41c, it is respectively formed with and illumination region Opening portion 49b, 49c of the corresponding shape in installation region 49, the position consistency of opening portion 49b, 49c.It can be in adhesive sheet 41b It is pre-formed opening portion 49b, 49c with the presumptive area of glass epoxy layer 41c, alignment position is bonded, is also possible to After being bonded metal plate 41a and glass epoxy layer 41c with adhesive sheet 41b, opening is formed together by machining etc. Portion 49b, 49c.
As shown in (b) of Fig. 4, around illumination region installation region 49, adhesive sheet 41b and glass epoxy layer 41c It is stacked, forms wiring pattern 42 and resist layer 46 on glass epoxy layer 41c.In illumination region installation region 49 Portion, in region corresponding with opening portion 49b, 49c, surface a part of metal plate 41a is exposed.In addition, due to existing as previously described Optical component installation region 47 does not form resist layer 46, therefore in optical component installation region 47, glass epoxy layer 41c dew Out.
In the light source module 40 of present embodiment, resist layer 46 is not formed in optical component installation region 47, by conduct The reflector 30 of optical component, which is mounted directly, to be fixed on glass epoxy layer 41c.It can inhibit as a result, due to resist layer 46 The positional shift of reflector 30 and sub- pedestal 43 that the deviation of film thickness generates, can critically make optical component and light-emitting component The opposite positional relationship alignment of 43c, carries out light irradiation with good light distribution characteristic.In addition, by being used on metal plate 41a Adhesive sheet 41b pastes glass epoxy layer 41c, it is not necessary to be formed on metal plate 41a and contain high thermal conductivity filler Insulating layer, the reduction of manufacturing process and manufacturing cost can be sought.
Fig. 5 is the diagrammatic top view for indicating to be mounted with the light source module 40 of the state of each component on installation base plate 41.It is right Installation base plate 41 shown in Fig. 4 divides coated with solder for electrical connection mounting portion 44a1,44b1 and terminal connector, is returned by solder Flow power-feed connector 44a, 44b of mounting surface mount type.In addition, by the back side of sub- pedestal 43 and in illumination region installation region 49 The metal plate 41a of interior exposing is fixed with bonding agent, along its length after two rows of multiple sub- pedestals 43 of arrangement, passes through lead key It closes, is electrically connected sub- pedestal 43 and wiring pattern 42 with metal lead wire 45a.Finally, being applied to multiple metal lead wire 45a with dispenser It covers light absorption resin portion 45 and solidifies.As described so, the line L1 for linking the center of optical component fixed part 48, is arranged along two rows The length direction of the sub- pedestal 43 of column is located at substantial middle.
Fig. 6 is the amplification stereogram that amplification indicates sub- pedestal 43.Sub- pedestal 43 forms multiple sons on sub- base substrate 43a Pedestal is routed 43b, installs a plurality of light-emitting elements 43c on sub- pedestal wiring 43b, the side of a plurality of light-emitting elements 43c is together by light Reflexive resin portion 43d sealing.In addition, a part on sub- base substrate 43a does not form light reflective resin portion 43d, son The surface of base substrate 43a and sub- pedestal wiring 43b expose.In the inside of light reflective resin portion 43d, across adjacent sub- bottom Light-emitting component 43c is flip-chip mounted between seat wiring 43b.
Sub- base substrate 43a is the substantially rectangular planar portion formed by the good material of heat conductivity of insulating properties Part, such as be made of Si or AlN etc..Sub- pedestal wiring 43b is the electric conductivity formed on a surface of sub- base substrate 43a Pattern is electrically connected with light-emitting component 43c, and is wire-bonded metal lead wire 45a.
Light-emitting component 43c is electrically connected to 2 metal lead wire 45a, is shone when being applied voltage between metal lead wire 45a Component, be made of the combination of LED chip and fluorescent material.As LED chip, can use injection with blue or purple, The wavelength of ultraviolet light is compound semiconductor materials well known to gaN series of primary light etc..As fluorescent material, can be used by Primary light excitation and the well known material for irradiating desired secondary light, can by with the primary light colour mixture from LED chip And white is obtained, or use multiple fluorescent materials, white is obtained by the colour mixture of a variety of secondary lights.
Light reflective resin portion 43d is the component that light reflective particulate is mixed into base resin, such as can be enumerated mixed Enter the white resin of the particulate of titanium oxide etc., reflects the light projected from light-emitting component 43c well.In addition, light reflective Resin portion 43d is filled to seal side with being surrounded light-emitting component 43c, will be from the light that the side of light-emitting component 43c is irradiated to hair The reflection of optical element 43c internal direction.Shining for light-emitting component 43c will not leak out from the side light-emitting component 43c to side as a result, From the upper surface of light-emitting component 43c well to external irradiation.
As shown in fig. 6, a plurality of light-emitting elements 43c, adjacent light-emitting component 43c of the length direction arrangement along sub- pedestal 43 The distance between mutual side is d1, and the distance between mutual center light-emitting component 43c is d2.As shown in Fig. 2, multiple sons Pedestal 43 by two rows is arranged to make up light source portion, extends along its length, sub- base substrate 43a be configured adjacently it is multiple, First row is constituted, and is adjacent to the sub- base substrate 43a of configuration two rows with first row.
Fig. 7 is to indicate to install the partial magnified sectional view of the state of sub- pedestal 43 in illumination region installation region 49.It is shining On the metal plate 41a that portion installation region 49 is exposed, glued dose of fixation of sub- base substrate 43a, shining on sub- base substrate 43a The side of element 43c is sealed by light reflective resin portion 43d.Light reflective resin portion is not formed on sub- base substrate 43a The one end in the region of 43d, metal lead wire 45a is wire-bonded.
In the light source module 40 of present embodiment, a plurality of light-emitting elements 43c is mounted on sub- base substrate 43a, it will be golden Belong to the sub- pedestal wiring 43b that lead 45a wire bonding is formed to the surface sub- base substrate 43a to supply electric power.As a result, with use Light-emitting component 43c is directly installed on wiring pattern 42 and compares by solder, can be supplied with higher melting-point metal lead wire 45a big Electric current improves the luminous intensity of light source module 40.Expose in addition, sub- base substrate 43a is installed in illumination region installation region 49 Metal plate 41a, fixed by using the higher bonding agent of heat resisting temperature, can be than using the peace of the light-emitting component 43c of solder Dress higher sets heat resisting temperature, and it is possible to realize high current supply and highlight strengths.
As shown in fig. 7, the wiring pattern 42 formed on glass epoxy layer 41c is covered by resist layer 46, but in key The position for closing the other end of metal lead wire 45a does not form resist layer 46.Metal lead wire 45a is whole close by light absorption resin portion 45 Envelope, is filled on wire bonding position and the top of metal lead wire 45a and lower part at the both ends of metal lead wire 45a.Light absorption Property resin portion 45, is adjacent to be formed with light reflective resin portion 43d in the wire bonding position of sub- base substrate 43a.Omit Fig. 7 The diagram of middle adhesive sheet 41b.
As described above, sub- pedestal 43 is mounted in illumination region installation region 49 without glass epoxy layer 41c The height dimension of metal plate 41a, the light-emitting component on sub- pedestal 43 are bigger than the thickness of glass epoxy layer 41c.Herein, The height dimension of light-emitting component in sub- pedestal 43 refers to, from the bottom surface of sub- base substrate 43a to the upper surface of light-emitting component 43c's Distance, e.g. 1.3mm degree.
In the light source module 40 of present embodiment, since the height of sub- pedestal 43 is than adhesive sheet 41b, wiring pattern 42, anti- The total bigger of the thickness of agent 46 is lost, pretends and takes out above the light-emitting component 43c in face for the light of sub- pedestal 43 than glass epoxide tree Rouge layer 41c is against the top.Thereby, it is possible to prevent from sub- pedestal 43 irradiate light be incident on glass epoxy layer 41c side and It is blocked, light can be taken out well, with desired light distribution characteristic irradiation light.
In the light source module 40 of present embodiment, with adhesive sheet 41b by metal plate 41a and glass epoxy layer 41c After fitting, optical component fixed part 48 is formed from the back side drilling processing of installation base plate 41.By glass epoxy layer 41c Thickness when being set as 0.05mm~0.2mm, preferably 0.075mm~0.15mm, what when drilling processing, generated in metal plate 41a Burr can be inhibited by glass epoxy layer 41c, and position progress will can be critically directed at as the reflector 30 of optical component It is fixed.
Fig. 8 is the enlarged plan view that amplification indicates 49 periphery of illumination region installation region.As shown in figure 8, light absorption resin Portion 45 seals multiple metal lead wire 45a together, and covers wire bonding position the drawing to sub- pedestal 43 from wiring pattern 42 Line bonding position, and formed to the position adjacent with light reflective resin portion 43d.In addition, sub- pedestal 43 arranges in left-right direction Have multiple, and is configured adjacently the light source portion for constituting the utility model two rows ofly in above-below direction.
It in two rows is arranged in the light source portion of sub- pedestal 43, light-emitting component 43c is also arranged by two rows, shown in Fig. 8 Line L2 be the illuminated centerline for indicating the middle position of two rows of light-emitting component 43c.Shown in this illuminated centerline L2 and Fig. 5 Connection optical component fixed part 48 center line L1 it is substantially uniform, optical component reflector 30 is fixed on multiple luminous members On the extended line of the illuminated centerline L2 of part 43c.
Line L1 and sub- bottom in the light source module 40 of present embodiment, due to the center of connection optical component fixed part 48 The illuminated centerline L2 of seat 43 is substantially uniform, therefore when warpage occurs for installation base plate 41, by illuminated centerline L2 Upper fastening reflector 30, can reduce warpage, can rightly set the positional relationship of light source portion and optical component.In addition, When fastening installation base plate 41 and reflector 30 together interiorly including radiator 50, the back side of illumination region installation region 49 can be made Side is close to radiator, can obtain heat dissipation characteristics same as the installation base plate 41 of not warpage.
The wire bonding position of wiring pattern 42 is by following setting upper along the figure of illumination region installation region 49, metal lead wire 45a is bonded to the upper sub- pedestal 43 arranged in figure from top in figure, and metal lead wire 45a is bonded to the lower son arranged in figure from lower section in figure Pedestal 43.Therefore, first row and the two rows of light-emitting component 43c, positioned at the metal lead wire 45a for being connected to first row and by It is connected between the metal lead wire 45a of two rows.
In the lamps apparatus for vehicle using the lamp unit 100 of the utility model, through power-feed connector 44a, 44b, wiring Pattern 42, metal lead wire 45a, sub- pedestal are routed 43b, selectively supply electric power, light-emitting component externally to light-emitting component 43c 43c is lighted.By lighting light-emitting component 43c selected in the multiple sub- pedestals 43 for constituting light source portion, to determine light source portion Whole matches light distribution, through reflector 30 and lens 10 by ADB technology to irradiating two-dimensional light distribution in front of lamp unit 100 Pattern.
(the 2nd embodiment)
Next, illustrating the 2nd embodiment of the utility model using Fig. 9~Figure 12.It is duplicate interior with the 1st embodiment Appearance omits the description.Fig. 9 is the schematic isometric for indicating the lens mount 20 in present embodiment.Lens mount 20 is illustrated in Fig. 9 Figure from being installed on 50 side of radiator.As shown in figure 9, lens mount 20 have frame sidewall portion 201, fixed part 202a~ 202c, positioning pin 203, side extension portion 204, preventing portion 205a, 205b half fit, preventing portion 206a, 206b is mistakenly assembled.
Figure 10 is the exploded perspective for showing schematically the position alignment of radiator 50 and lens mount 20 in present embodiment Figure.As shown in Figure 10, it on the mounting surface of radiator 50, forms fixing hole 502a~502c and hole 503 is used in positioning, and Light source module 40 and reflector 30 are positioned and are installed.
Frame sidewall portion 201 is to constitute the part of the substantially tubular of ontology of lens mount 20, keeps lens 10 an end Light incident surface side, the other end is configured towards radiator 50.It is integrally formed in the frame sidewall portion 201 of 50 side of radiator There are multiple fixed part 202a~202c and positioning pin 203 and side extension portion 204 and mistakenly assembles preventing portion 206a, 206b.Separately Outside, in 10 side of lens of frame sidewall portion 201, form the construction for positioning and fixing lens 10 (diagram is omitted).
Fixed part 202a~202c is that the lateral direction and 50 direction of radiator from frame sidewall portion 201 in cylindrical shape are dashed forward The screw hole formed out is formed in position corresponding with fixing hole 502a~502c set by radiator 50.Pass through fixation Portion 202a~202c is provided projectingly to 50 side of radiator, and the distance of frame sidewall portion 201 and radiator 50 is ensured that, light source module 40 It is also ensured that with the distance of frame sidewall portion 201.
Positioning pin 203 is formed near fixed part 202a~202c, is to 50 direction of radiator pin-shaped shape outstanding Part is formed in and the corresponding position in hole 503 of positioning set by radiator 50.
Side extension portion 204 is the flat portion formed prominent from lateral direction of the frame sidewall portion 201 in cylindrical shape Point, it is formed in the position being generally corresponding to power-feed connector 44a, 44b of light source module 40.The heat dissipation of extension portion 204 in side 50 side of device forms preventing portion 205a, 205b half fit and mistakenly assembles preventing portion 206a, 206b.
Preventing portion 205a, 205b half fit is the rib (rib) erected in the heat sink side of side extension portion 204, is parallel to The periphery of frame sidewall portion 201 it is formed in the position of the periphery predetermined space away from frame sidewall portion 201.Preventing portion 205a half fit, 205b to heat sink side height outstanding, be that can interfere with and power when lens mount 20 is fixed on radiator 50 The height of the degree of the shell of the harness side-connector of connector 44a, 44b connection.In addition, about preventing portion 205a half fit with The interval of the forming position of preventing portion 205b half fit, the periphery respectively away from frame sidewall portion 201 is different.
Mistakenly assembling preventing portion 206a, 206b is the rib for being erected on the heat sink side of side extension portion 204, from frame sidewall portion 201 preventing portion 2015a, the 205b half fit outer Zhou Dynasty extends to form.Mistakenly assemble preventing portion 206a, 206bb to heat sink side Height outstanding is set as and preventing portion 205a, 205b same degree half fit.In addition, mistakenly assembling preventing portion 206a, 206b point It is not formed by the position and shape of the shell along power-feed connector 44a, 44b.
In example shown in Fig. 2, power-feed connector 44a, 44b have the terminal of different numbers respectively, and width is mutually different, The configuration of power-feed connector 44a, 44b on installation base plate 41 are not that left and right is impartial but asymmetric.Therefore, power-feed connector 44a, 44b be relative to multiple fixed part 202a~202c for lens mount 20 to be fixed on to radiator 50 configuration it is asymmetric Position, mistakenly assemble preventing portion 206a, 206b be asymmetricly arranged also relative to the configuration of fixed part 202a~202c.Here, The so-called configuration relative to fixed part 202a~202c is asymmetric, refers to relative to misassembly preventing portion 206a, 206b, fixed part The meaning of symmetric position both is at least not among 202a~202c.
As shown in Figure 9, Figure 10, in the lens mount 20 of present embodiment, by frame sidewall portion 201 and fixed part 202a~ The height of 202c, lens 10 are ensured that lens 10 are ensured that at a distance from light source module 40 at a distance from radiator 50.In addition, By fixed part 202a~202c, frame sidewall portion 201 is ensured that at a distance from radiator 50, and light source module 40 and reflector 30 are not Mutual position alignment is kept with 201 Gan Wataru of frame sidewall portion.
Next, the function about preventing portion 205a, 205b half fit and misassembly preventing portion 206a, 206b, uses figure 11 and Figure 12 explanation.Figure 11 is to install light source module 40 on radiator 50 from 10 side of lens, and by 20 He of lens mount The main view of state after lens 10 are fixed.Figure 12 be indicate that light source module 40 and reflector 30 are installed on radiator 50, and By the schematic diagram of the state of lens mount 20 and lens 10 after fixed, (a) of Figure 12 is the side from side extension portion 204 Figure, (b) of Figure 12 is the side view from the side fixed part 202c.
As shown in Figure 11, Figure 12, positioning pin 203 is inserted into the positioning embedded in radiator 50 in hole 503, makes fixed part 202a ~202c and fixing hole 502a~502c position alignment, are screwed togather, lens mount 20 is fixed on radiator 50 with screw.Separately Outside, embedding corresponding harness side-connector 400a, 400b are inserted respectively to power-feed connector 44a, 44b.Harness side is only illustrated herein The housing parts of connector 400a, 440b are omitted for being connected to external wiring from harness side-connector 400a, 400b Diagram.
The frame sidewall portion 201 of lens mount 20 at this time, due to being kept by fixed part 202a~202c away from pre- with radiator 50 Fixed interval, therefore installation base plate 41, power-feed connector 44a, 44b and harness side-connector 400a, 400b, being capable of part of it Positioned in the outer part than frame sidewall portion 201.In addition, as shown in figure 11, side extension portion 204 becomes covering power supply in plan view Connector 44a, 44b and harness side connect the position between portion's socket part 400a, 400b.As described so, power-feed connector 44a, Respectively number of terminals and transverse width are different by 44b, harness side-connector 400a, 400b also number of terminals and laterally wide correspondingly Degree is different.In addition, the depth of the housing parts of harness side-connector 400a, 400b is also different, outward from frame sidewall portion 201 Overhang is also different.
As shown in (b) of Figure 12, is fully inserted respectively in harness side-connector 400a, 400b and be embedded in power-feed connector Under the chimerism of 44a, 44b, preventing portion 205a, 205b half fit is located at the housing section than harness side-connector 400a, 400b Divide the position more from frame sidewall portion 201 in the outer part, preventing portion 205a, 205b and harness side-connector 400a, 400b's half fit Outboard end is spaced preset distance.
On the other hand, it is not inserted fully respectively in harness side-connector 400a, 400b and is embedded in power-feed connector 44a, 44b State half fit under, since the outboard end of harness side-connector 400a, 400b are located at outside preventing portion 205a, 205b half fit Side, when lens mount 20 is assembled into radiator 50, preventing portion 205a, 205b and harness side-connector 400a, 400b half fit Housing section branch do Wataru, the assembling operation of lens mount 20 cannot be implemented.
In this way, lens mount 20 is being assembled into the operation of radiator 50 in the lamp unit 100 of present embodiment, According to the presence or absence of preventing portion 205a, 205b half fit and harness side-connector 400a, 400b Gan Wataru, it can check that harness side connects Connect the state half fit of device 400a, 400b.In the shell of preventing portion 205a, 205b half fit and harness side-connector 400a, 400b In the case where body portion Fa Sheng Gan Wataru, harness side-connector 400a, 400b of Gan Wataru are promoted into power-feed connector 44a, 44b, at Sufficiently to insert embedding chimerism.
Thereby, it is possible to prevent from being assembled into lamp unit 100 under harness side-connector 400a, 400b state half fit, make Used time because of vibration etc., the case where harness side-connector 400a, 400b falls off from power-feed connector 44a, 44b.In addition, such as Figure 12 (a), shown in (b), preventing portion 205a, 205b half fit is located at the outside of harness side-connector 400a, 400b, and harness is compared in front end Side-connector 400a, 400b are more prominent to 50 side of radiator.Vibration etc. when thereby, it is possible to prevent because of the use of lamp unit 100 There is a situation where loosen, fall off by state half fit for chimerism.
As shown in (a) of Figure 11 and Figure 12, (b), it is placed so that mistakenly assembling preventing portion 206a, 206b is located at confession Between electric connector 44a, 44b, front end is more prominent to 50 side of radiator than harness side-connector 400a, 400b.Therefore, it is inciting somebody to action In the case that the left and right of light source module 40 is correctly installed on radiator 50, preventing portion 206a, 206b is mistakenly assembled not and for being electrically connected Device 44a, 44b Gan Wataru are met, is inserted between the two.At this point, mistakenly assemble preventing portion 206a, 206b side can with for being electrically connected Device 44a, 44b contact, are also ensured scheduled interval.
On the other hand, in the case where being installed on radiator 50 with getting the left and right of light source module 40 wrong, due to for electrical connection The position of device 44a, 44b are different from correct installation site, mistakenly assemble preventing portion 206a, 206b can with power-feed connector 44a, 44b Gan Wataru, can not implement the assembling operation of lens mount 20.This is because power-feed connector 44a, 44b are arranged on relative to peace Substrate 41 and the asymmetrical position fixed part 202a~202c are filled, mistakenly assembles preventing portion 206a, 206b also by asymmetric with it Position be arranged in correspondence with.
In this way, in the lamp unit 100 of present embodiment, in the assembling operation that lens mount 20 is installed to radiator 50 In, light source module can be checked according to the presence or absence of preventing portion 206a, 206b and power-feed connector 44a, 44b Gan Wataru is mistakenly assembled Whether 40 left and right is correctly installed in radiator 50.Mistakenly assembling preventing portion 206a, 206b and power-feed connector 44a, 44b In the case where Gan Wataru, due to getting the left and right of light source module 40 wrong, therefore removes light source module 40 and be replaced with and be correctly oriented.By This, the shape regardless of installation base plate 41 can prevent the misassembly of light source module 40 with easy composition.
In Fig. 1~Figure 12, the example of setting two power-feed connectors 44a, 44b as connector portion is illustrated, but even The shape for meeting device portion is not limited, and is also possible to single or three more.It is multiple for electrical connection being arranged as connector portion In the case where device 44a, 44b, the number of terminals of each connector portion can be reduced compared with when single power-feed connector 44a is set, The shell dimension of connector portion can be made to reduce.It is smaller in order to insert power needed for embedding beam side-connector as a result, therefore can Become easy the operation in the assembling procedure of lamp unit 100.
In addition, in the case where single power-feed connector 44a is arranged as connector portion on installation base plate 41, for being electrically connected It meets device 44a and is important relative to installation base plate 41 and fixed part 202a~202c by asymmetric setting.In this way, even if setting In the case where setting single power-feed connector 44a, preventing portion 206a is mistakenly assembled by the corresponding position setting in lens mount 20, relatively Be in fixed part 202a~202c, power-feed connector 44a it is asymmetrical, also can with power-feed connector 44a and mistakenly assemble preventing portion 206a Gan Wataru come prevent left and right misassembly.
In addition, as corresponding preventing portion 205a, 205b half fit of power-feed connector 44a, 44b, by making away from frame The distance of the side of sidewall portion 201 is different, can be according to the harness side-connector for being entrenched in power-feed connector 44a, 44b The size of 400a, 400b check state half fit.In addition, the case where being installed with getting the left and right of light source module 40 wrong Under, preventing portion 205a, 205b half fit can interfere harness side-connector 400a, 400b, can according to preventing portion 205a half fit, 205b checks the misassembly of light source module 40.
Like this, in the lamp unit of present embodiment 100 and the lamps apparatus for vehicle for using it, due in lens mount Misassembly preventing portion is formed on 20, in position corresponding with power-feed connector 44a, 44b for being installed on installation base plate 41 206a, 206b, therefore can prevent left and right from missing with the dry Wataru for mistakenly assembling preventing portion 206a, 206b with power-feed connector 44a, 44b Assembling, the shape regardless of the substrate for installing LED can prevent from mistakenly assembling with easy composition.
(the 3rd embodiment)
Next, illustrating the 3rd embodiment of the utility model using Figure 13~Figure 15.It is duplicate with the 1st embodiment Content omits the description.Figure 13 is the schematic isometric for indicating the structure example of reflector 30 in present embodiment, (a) of Figure 13 be from The perspective view of light removing direction observation, (b) of Figure 13 is the perspective view from 41 opposite side of installation base plate.Figure 14 is to indicate The schematic diagram of the structure example of reflector 30 in present embodiment, (a) of Figure 14 are the main view from light removing direction, Figure 14 (b) be single dotted broken line shown in A-A in Figure 14 (a) sectional view.
As shown in figs. 13 and 14, the reflector 30 of present embodiment has two substrate abutting parts 301 in two sides, in base The opening of plate abutting part 301 has location hole 302a, 302b and fixing hole 303.In addition, one between two substrate abutting parts 301 It is formed with to body the 1st reflecting part 304, the 2nd reflecting part 305, the 3rd reflecting part 306, the upper end of the 3rd reflecting part 306 extends and formed The hidden portion 307 of connector.
In addition, it is formed with light taking-up opening portion 308 between the 1st reflecting part 304 and the 2nd reflecting part 305, it is anti-the 2nd It penetrates between portion 305 and the 3rd reflecting part 306 and is formed with light taking-up opening portion 309.Also, in the 1st reflecting part 304 and installation 41 opposite side of substrate is formed with recess portion 304a, is formed with recess portion 306a with 41 opposite side of installation base plate in the 3rd reflecting part 306.
Substrate abutting part 301 is the lamellar part at the both ends of the width direction positioned at reflector 30, with installation base plate 41 On optical component installation region 47 position and shape accordingly formed.In addition, between the substrate abutting part 301 of left and right, It is formed with the 1st reflecting part 304, the 2nd reflecting part 305, the 3rd reflecting part 306 to spanning formula.With the peace of substrate abutting part 301 The opposite face of dress substrate 41 is flat, with the substantially region-wide ground face contact of optical component installation region 47.
Location hole 302a, 302b are the through holes formed in substrate abutting part 301, with the optics being arranged on radiator 50 The position of the positioning pin of component and shape are accordingly formed.Positioning pin used for optical part is by inserting on light source module 40 In set through hole and location hole 302a, 302b, light source module 40 and reflector 30 are positioned.The shape of location hole 302a It is substantially oblong, there are some clearance when positioning pin is inserted into.The shape of location hole 302b is roughly circular, is fixed The shape that position pin is critically fitted into when being inserted into.
Fixing hole 303 is the through hole formed on substrate abutting part 301, with the screw hole being arranged on radiator 50 And the optical component fixed part 48 of light source module 40 position and shape accordingly formed.Reflector 30 is set to be connected to optical section Part installation region 47, and by being inserted into the fixation members such as screw, reflector from the surface lateral fixing hole 303 of installation base plate 41 30 and installation base plate 41 be fixed in radiator 50.
1st reflecting part 304 with spanning in left and right two substrate abutting parts 301 between mode and the 2nd reflecting part 305 and 3rd reflecting part 306 is formed substantially in parallel, is the component for the reflecting surface that light taking-up is made into cone shape with 308 side of opening portion. In addition, being formed with recess portion 304a in the face opposite with the installation base plate 41 of the 1st reflecting part 304.The position pair of 1st reflecting part 304 Should in the position in the light absorption resin portion 45 on installation base plate 41, have cover the length in entire light absorption resin portion 45 with Width.
2nd reflecting part 305 is with the mode and the 1st reflecting part 304 and the between two substrate abutting parts 301 of spanning or so 3 reflecting parts 306 are formed substantially in parallel, are that light taking-up 308 side of opening portion and light taking-up are made into boring with 309 side of opening portion The component of the reflecting surface of shape.
3rd reflecting part 306 is with the mode and the 1st reflecting part 304 and the between two substrate abutting parts 301 of spanning or so 2 reflecting parts 305 are formed substantially in parallel, are the components for the reflecting surface that light taking-up is made into cone shape with 309 side of opening portion.The The reflecting surface of 3 reflecting parts extends in 10 direction of lens, in its front end, is integrally formed the hidden portion 307 of connector with extending.Separately Outside, recess portion 306a is formed in the face opposite with the installation base plate 41 of the 3rd reflecting part 306.The position of 3rd reflecting part 306, at least It is corresponding with the position in light absorption resin portion 45 on installation base plate 41, there is the length for covering entire light absorption resin portion 45 With width.
The hidden portion 307 of connector is the front end of the reflecting surface of the 3rd reflecting part 306 along substantially parallel with installation base plate 41 Direction extends and the part of formation, is located at and more leans on 10 direction of lens than substrate abutting part 301.The hidden portion of connector 307 is away from installation The distance on 41 surface of substrate, at least body height than power-feed connector 44a, 44b are big.In addition, the width in the hidden portion 307 of connector Degree is made at least covering the degree of a part of power-feed connector 44a, 44b.
Light taking-up is the opening portion formed between the 1st reflecting part 304 and the 2nd reflecting part 305 with opening portion 308, with The position of a plurality of light-emitting elements 43c installed on light source module 40 and shape are corresponding.Light taking-up opening portion 309 is anti-the 2nd The opening portion formed between portion 305 and the 3rd reflecting part 306 is penetrated, with a plurality of light-emitting elements 43c's that installs on light source module 40 Position and shape are corresponding.
Recess portion 304a is to spread the length of the 1st reflecting part 304 in the face opposite with the installation base plate 41 of the 1st reflecting part 304 The recess portion being arranged substantially region-widely in direction is formed from the position of the preset distance separated away from light taking-up opening portion 308 To with light taking-up 308 opposite side of opening portion.Recess portion 306a is in the face time opposite with the installation base plate 41 of the 3rd reflecting part 306 And the 3rd reflecting part 306 length direction the recess portion being arranged substantially region-widely, separated from away from light taking-up opening portion 309 The position of preset distance rise formed to 308 opposite side of light taking-up opening portion.
Figure 15 is to indicate to be mounted with that the schematic diagram of 30 state of reflector, (a) of Figure 15 are taken out from light in light source module 40 The main view of side observation, (b) of Figure 15 is perspective view.Light source module 40 and reflector 30 are configured on radiator 50, are being positioned Hole 302a, 302b are inserted into the positioning pin of radiator 50, screw togather screw for light source module 40 and reflector 30 in fixing hole 303 It is fixed.
As shown in (a) of Figure 15, (b), when overlook view installation base plate 41, the 1st reflecting part 304 and the 3rd reflecting part 306 divide Not Fu Gai light absorption resin portion 45 on installation base plate 41, expose a plurality of light-emitting elements from light taking-up opening portion 308,309 43c.In addition, the hidden portion 307 of connector extends to the position being overlapped with a part of power-feed connector 44a, 44b, covering is constituted At least part of the resin of power-feed connector 44a, 44b.Here, illustrating that the hidden portion 307 of connector covers power-feed connector A part of 44a, 44b, the example that another part exposes is but it is also possible to be the structure for covering entire power-feed connector 44a, 44b At.
The lamp unit 100 of present embodiment is made to have lens 10 in the same manner as shown in Fig. 1 for projecting lens, in lens 10 rear near focal point configures a plurality of light-emitting elements 43c.When being supplied electric power through power-feed connector 44a, 44b, light source module 40 It is lighted according to the electric power supplied, the light of sending is removed through light taking-up opening portion 308,309.Carry out self-emission device 43c Light, by the reflection of the 1st reflecting part 304, the 2nd reflecting part 305, the 3rd reflecting part 306 configured near light-emitting component 43c Face reflection, out of lens mount 20 and after lens 10 pass through, forwards with desired light distribution step-and-shoot.
In the present embodiment, with it is same shown in Fig. 1, installation base plate 41 vertically configures, power-feed connector 44a, 44b configuration the optical axis than lens 10 on the lower.Since like this, the harness connecting side of power-feed connector 44a, 44b are under Side, therefore even if generating water droplet in lamp unit 100, water droplet will not accumulate in inside power-feed connector 44a, 44b.In addition, by A part of power-feed connector 44a, 44b are at least covered in the hidden portion 307 of connector, therefore is connected from the incident sunlight of lens 10 It meets the hidden portion 307 of device to block, can prevent sunlight from leading to melting loss to power-feed connector 44a, 44b optically focused.
In addition, the 1st reflecting part 304 and the 3rd reflecting part 306 have the light absorption resin as pilot protection resin portion Portion 45 extends to and covers a part with position that light absorption resin portion 45 is overlapped, it may have as in the utility model Protection the hidden portion of resin function.Therefore, from the incident sunlight of lens 10 by the 1st reflecting part 304 and the 3rd reflecting part 306 block, and can prevent sunlight from leading to melting loss to 45 optically focused of light absorption resin portion.
In lamp unit 100 in such present embodiment and the lamps apparatus for vehicle using it, by reflector 30 formed extend to position that power-feed connector 44a, 44b are overlapped and cover its at least part of hidden portion 307 of connector, It can be improved the freedom degree of part placement, and inhibit sunlight to the influence of the optically focused for the component being made of resin.
(the 4th embodiment)
Next, illustrating the 4th embodiment of the utility model using Figure 16 and Figure 17.It is repeated with the 3rd embodiment Content omit the description.Figure 16 is to show schematically that light source module 40 and the part of the relationship of reflector 30 are put in present embodiment Heavy gauge figure.
As shown in figure 16, multiple sub- pedestals 43 are installed on installation base plate 41, is adjacent to sub- pedestal 43 and is formed with light Absorbent resin portion 45.Here, using shown in fig. 6 same, light absorption tree in the composition of sub- pedestal 43 and the 1st embodiment The sealing metal lead 45a in the same manner as being used in the 1st embodiment shown in Fig. 8 of rouge portion 45.In addition, light absorption resin portion 45 is Sealing metal lead 45a is whole and is formed higher than the light-emitting surface of sub- pedestal 43, such as is higher by 0.3mm degree.
In the present embodiment also in a same manner as in the third embodiment, the 1st reflecting part 304 and the 3rd reflecting part of reflector 30 306 capped 45 ground of light absorption resin portion configurations.In addition, in the 1st reflecting part 304 and the 3rd reflecting part 306 and installation base On the opposite face of plate 41, the position being overlapped in a bird's eye view with light absorption resin portion 45 is formed with recess portion 304a, 306a.It is recessed The depth of portion 304a, 306a are, for example, 0.2~0.5mm degree.
In the present embodiment, recess portion is formed by the position being overlapped in the light absorption resin portion 45 with reflector 30 304a, 306a, it can be ensured that the surplus between the upper surface and light absorption resin portion 45 of recess portion 304a, 306a.Therefore, even if The deviation for generating such as 0.2mm degree when forming light absorption resin portion 45 in height due to foozle, can also prevent Only reflector 30 and 45 Gan Wataru of light absorption resin portion can make the reflecting surface of reflector 30 shining close to light-emitting component 43c Face.
In addition, as shown in figure 16, in the reflecting surface lower end of the 1st reflecting part 304 and the 3rd reflecting part 306, being respectively formed with Reflecting surface lower part 304b, 306b, are respectively formed the reflecting surface to the position lower than recess portion 304a, 306a, with reflector 30 Lower end is compared, and the upper surface of recess portion 304a, 306a are located above.As a result, compared with recess portion 304a, 306a, reflecting surface can be made Lower part 304b, 306b close to sub- pedestal 43 light-emitting surface to the degree of such as 0.3~0.4mm, the reflection of reflector 30 can be made The loss of light is reduced in face closer to light-emitting component 43c, and can prevent reflector 30 and 45 Gan Wataru of light absorption resin portion.
Also, as shown in figure 16, in the case where overlooking visual angle, the end of the end of sub- pedestal 43 and recess portion 304a, 306a are substantially Unanimously, prevent recess portion 304a, 306a from being formed beyond necessary roomy.Thereby, it is possible to ensure from recess portion 304a, 306a downwards The width of reflecting surface lower part 304b, 306b outstanding, it can be ensured that the intensity of reflecting surface lower part 304b, 306b.
Figure 17 is the partial magnified sectional view for showing schematically the variation of reflector 30 of present embodiment, Figure 17's It (a) is to form the example of cone in recess portion 304a, (b) of Figure 17 is the example for vertically forming recess portion 304a, and (c) of Figure 17 is bent The example of face formation recess portion 304a entirety.The shape of recess portion 304a shown in (a) of Figure 17~(c) is an example, and shape is not It is defined.In addition, the recess portion 306a formed on the face opposite with the installation base plate 41 of the 3rd reflecting part 306 is also same.No matter How are the shape of recess portion 304a, 306a, since the upper surface of recess portion 304a, 306a are pacified than reflecting surface lower part 304b, 306b distance It is farther to fill substrate 41, therefore can prevent and 45 Gan Wataru of light absorption resin portion.
As described above, in the lamp unit 100 in present embodiment and the lamps apparatus for vehicle using it, by reflecting The position of device 30 being overlapped with light absorption resin portion 45 forms recess portion 304a, 306a, even if making reflecting surface close to light-emitting component Also reflector 30 and 45 Gan Wataru of light absorption resin portion can be prevented.
The utility model is not limited to above-mentioned each embodiment, can have in the range shown in claims each It is practical new to be also contained in this by kind of change for each embodiment embodiment obtained from disclosed technological means is appropriately combined respectively In the technical scope of type.
[label declaration]
100 ... lamp units
10 ... lens
20 ... lens mounts
30 ... reflectors
40 ... light source modules
50 ... radiators
60 ... cooling fans
201 ... frame sidewall portions
202a~202c ... fixed part
203 ... positioning pins
204 ... side extension portion
205a, 205b ... preventing portion half fit
206a, 206b ... mistakenly assemble preventing portion
301 ... substrate abutting parts
302a ... location hole
303 ... fixing hole
304 ... the 1st reflecting parts
305 ... the 2nd reflecting parts
306 ... the 3rd reflecting parts
304a, 306a ... recess portion
304b, 306b ... reflecting surface lower part
The hidden portion of 307 ... connectors
308, opening portion is used in the taking-up of 309 ... light
The connection of 400a ... harness side
41 ... installation base plates
41a ... metal plate
41b ... adhesive sheet
41c ... glass epoxy layer
42 ... wiring patterns
43 ... sub- pedestals
The sub- base substrate of 43a ...
The sub- pedestal wiring of 43b ...
43c ... light-emitting component
43d ... light reflective resin portion
44a, 44b ... are for electrical connection
44a1,44b1 ... are for being electrically connected mounting portion
45 ... light absorption resin portions
45a ... metal lead wire
46 ... resist layers
47 ... optical component installation regions
48 ... optical component fixed parts
49 ... illumination region installation regions
The opening portion 49b, 49c ...
502a~502c ... fixing hole
Hole is used in 503 ... positioning

Claims (4)

1. a kind of lamp unit, which installs light-emitting component and connector portion on the surface of installation base plate, in above-mentioned hair Reflector is configured near optical element, configures above-mentioned light-emitting component in the rear near focal point of projecting lens, the lamp unit It is characterized in that,
Be formed with the hidden portion of connector in above-mentioned reflector, extend under the vertical view visual angle of above-mentioned installation base plate with above-mentioned company The position for connecing the coincidence of device portion, covers at least part of above-mentioned connector portion.
2. lamp unit as described in claim 1, which is characterized in that
Above-mentioned installation base plate is vertically configured, above-mentioned connector portion be configured in than above-mentioned projecting lens optical axis on the lower Side.
3. lamp unit as claimed in claim 1 or 2, which is characterized in that
On above-mentioned installation base plate, have as the metal lead wire of a part of the supply path to above-mentioned light-emitting component and close Seal up the pilot protection resin portion for stating metal lead wire；
Above-mentioned reflector be formed with protection the hidden portion of resin, extend under the vertical view visual angle of above-mentioned installation base plate with it is above-mentioned The position that pilot protection resin portion is overlapped, covers at least part of above-mentioned pilot protection resin portion.
4. a kind of lamps apparatus for vehicle characterized by comprising
Lamp unit as described in any one of claims 1 to 3.
CN201821434055.3U 2017-09-05 2018-09-03 Lamp unit and lamps apparatus for vehicle Active CN208764864U (en)

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Publication number Priority date Publication date Assignee Title
CN109424916A (en) * 2017-09-05 2019-03-05 株式会社小糸制作所 Lamp unit and lamps apparatus for vehicle

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WO2021137361A1 (en) * 2019-12-31 2021-07-08 (주)에이엠에스 Adaptive control lamp for vehicle having reflector
JPWO2023068153A1 (en) * 2021-10-20 2023-04-27
FR3138496A1 (en) * 2022-07-29 2024-02-02 Valeo Vision Light module comprising an optical imaging system, a plastic part and means of protecting the plastic part against the effect of focused light rays

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JP6510330B2 (en) * 2015-06-10 2019-05-08 株式会社小糸製作所 Vehicle lighting system
JP6515700B2 (en) * 2015-06-18 2019-05-22 市光工業株式会社 Projector-type vehicle headlight
JP6595258B2 (en) * 2015-08-26 2019-10-23 株式会社小糸製作所 Lamp
WO2017138327A1 (en) * 2016-02-08 2017-08-17 パナソニックＩｐマネジメント株式会社 Wavelength conversion element and light source device
JP2019046714A (en) * 2017-09-05 2019-03-22 株式会社小糸製作所 Lamp unit and vehicular lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109424916A (en) * 2017-09-05 2019-03-05 株式会社小糸制作所 Lamp unit and lamps apparatus for vehicle

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