EP3124851A1 - Fahrzeugscheinwerfer - Google Patents

Fahrzeugscheinwerfer Download PDF

Info

Publication number
EP3124851A1
EP3124851A1 EP15002235.8A EP15002235A EP3124851A1 EP 3124851 A1 EP3124851 A1 EP 3124851A1 EP 15002235 A EP15002235 A EP 15002235A EP 3124851 A1 EP3124851 A1 EP 3124851A1
Authority
EP
European Patent Office
Prior art keywords
holes
plate
flange
vehicle headlight
fixing mount
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.)
Withdrawn
Application number
EP15002235.8A
Other languages
English (en)
French (fr)
Inventor
Chen-Wei Hsu
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to EP15002235.8A priority Critical patent/EP3124851A1/de
Publication of EP3124851A1 publication Critical patent/EP3124851A1/de
Withdrawn legal-status Critical Current

Links

Images

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
    • F21S41/20—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
    • F21S41/10—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]
    • F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
    • F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/39—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
    • F21S41/40—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
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
    • F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
    • F21S41/689—Flaps, i.e. screens pivoting around one of their edges
    • 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
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting 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
    • 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
    • F21S45/49—Attachment of the cooling means

Definitions

  • the present invention relates to a vehicle headlight, and more particularly, to a vehicle headlight which includes Light Emitting Diodes (LEDs) on the separation plate in the base so as to generate even light beams to provide better illumination feature.
  • LEDs Light Emitting Diodes
  • the conventional vehicle headlight 1 generally has a feature to switch between the high beam and the low beam according to the practical needs on the roads.
  • the headlight 1 has a base 10 in which a room 100 is defined.
  • the room 100 is defined by an arched reflector 101 and a light source 11 is located within the room 100.
  • the light source 11 can be a Xenon light bulb, LEDs, or a Tungsten filament light bulb.
  • a plate 12 is located at the front of the base 10 and has a hole 120.
  • a connection member 13 is located at the front of the plate 12 and has a shading unit 14 received therein which has an electro-magnetic valve 140 and a shading plate 141.
  • a lens 15 is connected to the front of the connection member 13 by a frame 16.
  • the light beams 17 generated from the light source 11 are reflected by the reflector 101 and then pass through the lens 15.
  • the shading unit 14 is used to control the range and angle of the light beams 17 so as to form the high beam and the low beam.
  • the light beams 17 become random and are not controlled when being reflected by the reflector 101.
  • the illumination feature is not satisfied and the light is not even.
  • the light source 11 in the base 10 generates significant heat which is trapped in the base 10 and may damage the light source 11 and the related circuits to shorten the life of use of the headlight.
  • the present invention intends to provide a vehicle headlight to eliminate the shortcomings mentioned above.
  • the present invention relates to a vehicle headlight and comprises a base composed of a first part and a second part.
  • Each of the first and second parts has a facing side, a front end and a rear end.
  • the first and second parts are connected to each other by the two respective facing sides so as to form an arched reflector in the base.
  • a separation plate is located between the first and second parts. Multiple fins are formed on the rear end of the separation plate and located outside of the first and second parts.
  • a circuit board is connected to each of the top face and the bottom face of the separation plate.
  • Each circuit board has multiple Light Emitting Diodes (LEDs) connected thereon.
  • a shading plate is located at the front of the first part and has a notch defined in the top thereof.
  • a driving device is connected to the shading plate and has a movable plate which is movable to seal the notch of the shading plate.
  • a fixing mount is connected to the front of the base, and a lens is connected to the fixing mount.
  • the first part and the second part each have a first flange extending from the front end thereof.
  • Each of the first flanges has multiple holes.
  • the shading plate has multiple holes which are located in alignment with the holes of the first flange of the first part.
  • the fixing mount has multiple lugs and each lug has a hole. A portion of the holes of the lugs of the fixing mount are located corresponding to the holes of the first flange of the first part and the holes of the shading plate. The rest portion of the holes of the lugs of the fixing mount are located corresponding to the holes of the first flange of the second part.
  • Bolts extend through the alignment holes of the lugs of the fixing mount, the holes of the shading plate, and the holes of the first flange of the first part. Bolts extend through the alignment holes of the lugs of the fixing mount and the holes of the first flange of the second part.
  • the first part and the second part each have a second flange extending from the facing side thereof.
  • Each of the second flanges has multiple holes.
  • the separation plate has multiple holes which are located in alignment with the holes of the second flanges of the first and second parts. Bolts extend through the alignment holes of the second flanges of the first and second parts and the holes of the separation plate.
  • the driving device has an electro-magnetic valve which has a shaft and a spring is mounted to the shaft.
  • the shaft is connected with a link which is connected with a movable plate.
  • the movable plate is movably connected to the shading plate so as to movably seal the notch of the shading plate.
  • the primary object of the present invention is to provide a vehicle headlight wherein the separation plate has LEDs on both top face and bottom face so that the light beams generated from the LEDs are evenly reflected by the reflectors and then refracted so that the vehicle headlight of the present invention provide even light and better illumination.
  • the heat generated by the LEDs on the separation plate can be quickly brought away by the fins to keep the vehicle headlight to work at appropriate temperature.
  • the vehicle headlight of the present invention comprises a base 2 which is composed of a first part 20 and a second part 21.
  • Each of the first and second parts 20, 21 has a facing side, a front end and a rear end.
  • the first and second parts 20, 21 each have a reflector 200/210.
  • the first and second parts 20, 21 are connected to each other by the two respective facing sides, an arched reflection surface is constituted by the two reflectors 200, 210 in the base 2.
  • a separation plate 22 is located between the first and second parts 20, 21. Multiple fins 221 are formed on the rear end of the separation plate 22 and located outside of the first and second parts 20, 21.
  • a circuit board 222 is connected to each of the top face and the bottom face of the separation plate 22, and each circuit board 222 has multiple Light Emitting Diodes (LEDs) 223 connected thereon.
  • LEDs Light Emitting Diodes
  • a shading plate 3 is located at the front of the first part 20 and has a notch 30 defined in the top thereof.
  • a driving device 4 is connected to the shading plate 3 and has a movable plate 44 which is movable to seal the notch 30 of the shading plate 3.
  • the first part 20 and the second part 21 each have a first flange 201/211 extending from the front end thereof.
  • Each of the first flanges 201, 211 has multiple holes 202/212.
  • the shading plate 3 has multiple holes 31 which are located in alignment with the holes 202 of the first flange 201 of the first part 20.
  • the fixing mount 5 has four extensions and each extension has a lug 50 formed on the distal end thereof. Each lug 50 has a hole 51.
  • the first part 20 and the second part 21 each have a second flange 203/213 extending from the facing side thereof.
  • Each of the second flanges 203, 213 has multiple holes 204/214.
  • the separation plate 22 has multiple holes 220 which are located in alignment with the holes 204, 214 of the second flanges 203, 213 of the first and second parts 20, 21.
  • the holes 51 of the two lugs 50 of the fixing mount 5 are located corresponding to the holes 202 of the first flange 201 of the first part 20 and the holes 31 of the shading plate 3.
  • the holes 51 of the other two lugs 50 of the fixing mount 5 are located corresponding to the holes 212 of the first flange 211 of the second part 21.
  • Two bolts 52 extend through the alignment holes 51 of the lugs 50 of the fixing mount 5, the holes 31 of the shading plate 3, and the holes 202 of the first flange 201 of the first part 20.
  • Another two bolts 52 extend through the alignment holes 51 of the lugs 50 of the fixing mount 5 and the holes 212 of the first flange 201 of the second part 21.
  • the fixing mount 5, the shading plate 3 and the base 2 are connected.
  • multiple bolts 23 extend through the alignment holes 204, 214 of the second flanges 203, 213 of the first and second parts 20, 21 and the holes 220 of the separation plate 22.
  • the fixing mount 5 is therefore connected to the front of the base 2, and a lens 53 is connected to the fixing mount 5.
  • the driving device 4 has an electro-magnetic valve 40 which has a shaft 41 and a spring 42 is mounted to the shaft 41.
  • the shaft 41 is connected with a link 43 which is connected with a movable plate 44.
  • the movable plate 44 is movably connected to the shading plate 3 so as to movably seal the notch 30 of the shading plate 3.
  • the electro-magnetic valve 40 when the rider wants to use the high beam, the electro-magnetic valve 40 is operated, the electro-magnetic valve 40 generates a force to move the shaft 41 to retract downward and the link 43 also moves downward, and the spring 42 is compressed.
  • the link 43 moves downward, the movable plate 44 is also moved downward and does not seal the notch 30 as shown in Fig. 6 . Therefore, the light beams from the LEDs 223 on the top face and the bottom face of the separation plate 22 are reflected by the arched reflection surface constituted by the two reflectors 200, 210 and pass through the lens 53 so as to form the high beam.
  • the electro-magnetic valve 40 When the rider wants to use the low beam, the electro-magnetic valve 40 is disabled, the spring 42 bounces back, and both of the shaft 41 and the link 43 move upward.
  • the link 43 moves upward and drives the movable plate 44 to move upward to seal the notch 30 as shown in Fig. 5 . Therefore, the light beams from the LEDs 223 on the bottom face of the separation plate 22 are blocked by the movable plate 44 and cannot pass through the lens 53.
  • the light beams from the LEDs 223 on the top face of the separation plate 22 are reflected by the arched reflectors 210 200 and pass through the lens 53 so as to form the low beam.
  • the light beams generated from the LEDs 223 on both top face and bottom face of the separation plate 22 are evenly reflected by the reflectors and then refracted so that the vehicle headlight of the present invention provide even light and better illumination.
  • the heat generated by the LEDs 223 on the separation plate 22 are conducted to the fins 221 and can be quickly brought away to keep the vehicle headlight to work at appropriate temperature.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
EP15002235.8A 2015-07-28 2015-07-28 Fahrzeugscheinwerfer Withdrawn EP3124851A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15002235.8A EP3124851A1 (de) 2015-07-28 2015-07-28 Fahrzeugscheinwerfer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15002235.8A EP3124851A1 (de) 2015-07-28 2015-07-28 Fahrzeugscheinwerfer

Publications (1)

Publication Number Publication Date
EP3124851A1 true EP3124851A1 (de) 2017-02-01

Family

ID=53761922

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15002235.8A Withdrawn EP3124851A1 (de) 2015-07-28 2015-07-28 Fahrzeugscheinwerfer

Country Status (1)

Country Link
EP (1) EP3124851A1 (de)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050122735A1 (en) * 2003-12-05 2005-06-09 Koito Manufacturing Co., Ltd. Vehicle headlight
WO2011045103A1 (de) * 2009-10-15 2011-04-21 Hella Kgaa Hueck & Co. Projektionsscheinwerfer für fahrzeuge
DE102011016112A1 (de) * 2011-04-05 2012-10-11 Yah Ter Enterprise Co., Ltd. Vorrichtung zur Steuerung des Fern- und Abblendlichts einer Fahrzeuglampe
DE102011087309A1 (de) * 2011-11-29 2013-05-29 Osram Gmbh Leuchtvorrichtung
EP2690350A2 (de) * 2012-07-23 2014-01-29 Koito Manufacturing Co., Ltd. Fahrzeug-Projektionsscheinwerfer
US20140340922A1 (en) * 2013-05-17 2014-11-20 Koito Manufacturing Co., Ltd. Vehicle lamp
US20150146446A1 (en) * 2013-11-22 2015-05-28 Varroc Lighting Systems, s.r.o. Headlamp system for motor vehicles
CN204387903U (zh) * 2014-03-13 2015-06-10 Sl株式会社 车辆用灯

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050122735A1 (en) * 2003-12-05 2005-06-09 Koito Manufacturing Co., Ltd. Vehicle headlight
WO2011045103A1 (de) * 2009-10-15 2011-04-21 Hella Kgaa Hueck & Co. Projektionsscheinwerfer für fahrzeuge
DE102011016112A1 (de) * 2011-04-05 2012-10-11 Yah Ter Enterprise Co., Ltd. Vorrichtung zur Steuerung des Fern- und Abblendlichts einer Fahrzeuglampe
DE102011087309A1 (de) * 2011-11-29 2013-05-29 Osram Gmbh Leuchtvorrichtung
EP2690350A2 (de) * 2012-07-23 2014-01-29 Koito Manufacturing Co., Ltd. Fahrzeug-Projektionsscheinwerfer
US20140340922A1 (en) * 2013-05-17 2014-11-20 Koito Manufacturing Co., Ltd. Vehicle lamp
US20150146446A1 (en) * 2013-11-22 2015-05-28 Varroc Lighting Systems, s.r.o. Headlamp system for motor vehicles
CN204387903U (zh) * 2014-03-13 2015-06-10 Sl株式会社 车辆用灯
US20150260366A1 (en) * 2014-03-13 2015-09-17 Sl Corporation Lamp for vehicle

Similar Documents

Publication Publication Date Title
EP1663705B1 (de) Vorrichtung und verfahren zur montage und einstellung von led-scheinwerfern
JP4360191B2 (ja) 車両用前照灯
US9285090B2 (en) Vehicle headlight assembly
JP2013026185A (ja) 車輌用灯具
JP6516495B2 (ja) 車両用灯具
TWI588403B (zh) 發光二極體車頭燈
KR101975459B1 (ko) 차량용 램프
JP5883169B1 (ja) 車両用ｌｅｄランプモジュール
US9033563B1 (en) Vehicle headlight assembly
KR101959805B1 (ko) 차량용 램프
EP1798467A1 (de) Projektions-Beleuchtungseinrichtung
US9068712B2 (en) Vehicular LED lamp
US20170023198A1 (en) Vehicle headlight
US9506620B2 (en) Vehicle lighting device
JP2017069150A (ja) 車輌用灯具
JP6138295B1 (ja) ヘッドライト
JP2020136096A (ja) 灯具ユニット
EP3124851A1 (de) Fahrzeugscheinwerfer
EP3104061A1 (de) Radiator für eine scheinwerferbaugruppe
EP2985515A1 (de) Fahrzeugscheinwerferbaugruppe
JP3200293U (ja) ヘッドライトの構造
TW201835498A (zh) 具有近遠燈結構的模組化透鏡車燈
TWI582335B (zh) Lights
JP3193171U (ja) ハイ＆ロービームを備えたヘッドライト構造
JP6780068B2 (ja) 車両用灯具

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20160315

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20170209