WO2013102996A1 - Système d'éclairage de l'habitacle d'un véhicule - Google Patents

Système d'éclairage de l'habitacle d'un véhicule Download PDF

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Publication number
WO2013102996A1
WO2013102996A1 PCT/JP2012/050015 JP2012050015W WO2013102996A1 WO 2013102996 A1 WO2013102996 A1 WO 2013102996A1 JP 2012050015 W JP2012050015 W JP 2012050015W WO 2013102996 A1 WO2013102996 A1 WO 2013102996A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
illumination
illumination lens
vehicle interior
lens
Prior art date
Application number
PCT/JP2012/050015
Other languages
English (en)
Japanese (ja)
Inventor
武利 福嶋
Original Assignee
小島プレス工業株式会社
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 小島プレス工業株式会社 filed Critical 小島プレス工業株式会社
Priority to PCT/JP2012/050015 priority Critical patent/WO2013102996A1/fr
Priority to JP2013552359A priority patent/JP5775607B2/ja
Publication of WO2013102996A1 publication Critical patent/WO2013102996A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/70—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose
    • B60Q3/74—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by the purpose for overall compartment lighting; for overall compartment lighting in combination with specific lighting, e.g. room lamps with reading lamps

Definitions

  • the present invention relates to the structure of a vehicle interior lighting device.
  • a vehicle interior lighting device for lighting the vehicle interior is attached to the ceiling of the vehicle interior.
  • Vehicle interior lighting devices often use an overhead console that can be attached to the ceiling of a vehicle by integrating a room lamp that illuminates the entire vehicle interior and a map lamp that illuminates the driver's or passenger's hand. ing.
  • Such an overhead console uses a configuration in which a light bulb for a room lamp and a light bulb for a map lamp are arranged on a single printed board together with a reflection plate (see, for example, Patent Document 1).
  • LEDs that use LEDs instead of conventional light bulbs as light sources for lighting devices.
  • LED is characterized by low power consumption compared to light bulbs, but because of the high straightness of the emitted light, it is difficult to make the lighting device surface emitting, meeting the design requirements in the vehicle interior There was a problem that could not be done.
  • the light characteristics of the LED may be preferred. For this reason, it is necessary to prepare two types of overhead consoles, an overhead console having a light property that satisfies the design requirements in the vehicle interior and an overhead console having a light property desired by the user.
  • An object of the present invention is to provide a vehicle interior lighting device that can use a substrate having the same configuration regardless of whether an LED is used or a light bulb is used.
  • the vehicle interior lighting device of the present invention includes a plurality of light sources, a common substrate to which the plurality of light sources are attached, an illumination lens including a surface illumination region that emits incident light from the entire surface thereof, and the illumination lens And a diffusing plate that is detachably attached to the light source side and diffuses light incident from the light source.
  • the illumination lens further includes a spot illumination area that guides incident light to a specific area
  • the diffuser plate is an opening provided in an area corresponding to the spot illumination area of the illumination lens.
  • the light source is an LED or a light bulb
  • the diffusion plate is a resin plate mixed with a diffusing agent that diffuses light.
  • the present invention has an effect that it is possible to provide a vehicle interior lighting device that can use a substrate having the same configuration regardless of whether an LED is used or a light bulb is used.
  • FIG. 1 It is a perspective view which shows the structure of the overhead console of embodiment of this invention. It is sectional drawing of the overhead console of embodiment of this invention. It is sectional drawing which shows the structure of the illumination lens at the time of using LED as a light source in the overhead console of embodiment of this invention, a diffusion plate, and a printed circuit board. It is sectional drawing which shows the structure of the illumination lens and printed circuit board at the time of using a light bulb as a light source in the overhead console of embodiment of this invention.
  • an overhead console 100 includes a resin main body 10, a substrate 20 attached to the main body 10, and a cover 30 attached to the main body 10 from the back surface of the substrate 20. .
  • the main body 10 includes an illumination lens 11, push buttons 14, 15, 16 and a pocket 17 for storing glasses and the like.
  • the substrate 20 includes a printed circuit board 21 on which an electric circuit is formed. LEDs 22, 23, 24, push switches 25, 26, 27, and electronic components such as an IC are provided on the surface of the printed circuit board 21 on the main body 10 side. Is attached. A positioning boss 29 for attaching the printed board 21 to the main body 10 is attached to the printed board 21.
  • spot illumination areas 12 and 13 for illuminating the driver's or passenger's hand are provided on the left and right of the illumination lens 11 of the main body 10.
  • a diffusion plate 18 that diffuses incident light is attached to the substrate 20 side of the illumination lens 11 of the main body 10.
  • the main body 10 includes a plurality of bosses 10 a and 10 c extending toward the substrate 20, and a light shielding wall 10 b protruding toward the substrate 20 so as to surround the illumination lens 11 and the diffusion plate 18.
  • the surface of the printed circuit board 21 comes into contact with the end face of the light shielding wall 10 b provided around the illumination lens 11 of the main body 10 as shown in FIG. 2.
  • the tip of the boss 29 attached to the printed circuit board 21 is fitted into the hole 10e provided in the main body 10 to determine its position, and the tip of each push button 14, 15, 16 of the main body 10 is attached to the board 20.
  • the push switches 25, 26, 27 come into contact with the tips.
  • the left and right LEDs 23 and 25 are disposed at positions corresponding to the spot illumination areas 12 and 13 of the illumination lens 11, respectively, and the central LED 25 is disposed at the approximate center of the illumination lens 11.
  • the substrate 20 is fixed to the main body 10 with screws or the like.
  • the cover 30 is combined with the main body 10 so as to cover the substrate 20 from the side opposite to the main body 10 of the substrate 20, and contacts the end faces of the bosses 10 a and 10 c of the main body 10.
  • the cover 30 is also fixed to the main body 10 with screws or the like, like the substrate 20.
  • FIG. 3A when the main body 10 of the assembled overhead console 100 is viewed from the surface of the illumination lens 11, spot illumination areas 12 and 13 are arranged on the left and right, respectively, and attached to the printed circuit board 21.
  • the left and right LEDs 22 and 24 are arranged at the center of the spot illumination areas 12 and 13, respectively, and the center LED is arranged at the approximate center of the illumination lens 11.
  • FIG. 3B shows a section taken along the line AA in FIG.
  • lens cuts 12a and 13a are provided on the surface of the illumination lens 11 on the substrate 20 side of the spot illumination regions 12 and 13 to refract the light to the illumination spot.
  • the lens cuts 12a and 13a have a saw-like shape on the substrate 20 side or the light source side of the illumination lens 11, and refract the light incident on each oblique surface toward the illumination spot. If the spot illumination areas 12 and 13 can refract the light toward the spot to be illuminated, a plurality of spherical lenses are arranged obliquely instead of the saw-shaped lens cut as shown in FIG. You may comprise.
  • a diffusion plate 18 is attached to the surface of the illumination lens 11 on the substrate side.
  • the diffusing plate 18 is a milky white translucent plate in which a diffusing agent having an effect of diffusing light is mixed.
  • An opening 19 that is the same as or slightly larger than the spot illumination areas 12 and 13 is provided.
  • the light from the LED 23 arranged at the center of the illumination lens 11 enters the diffusion plate 18, is diffused by the diffusion plate 18, and is uniform from the surface of the diffusion plate 18 on the illumination lens 11 side.
  • the light enters the illumination lens 11 and is emitted from the entire surface of the illumination lens 11.
  • the central portion of the illumination lens 11 constitutes the surface illumination area 11a.
  • the light from the left and right LEDs 22 and 24 passes through the openings 19 provided in the diffusion plate 18 and is a spot illuminated by the lens cuts 12a and 13a provided on the surface of the illumination lens 11 on the substrate 20 side. Refracted toward the passengers in the passenger seat, illuminating the spot intensively.
  • FIG. 4 shows a configuration in the case where a substrate 40 having light bulbs 42, 43 and 44 attached as light sources to the printed circuit board 21 described above is used. Since the diffusing plate 18 is detachable, in the case of this configuration, the diffusing plate 18 is not attached as shown in FIG.
  • the light from the central bulb 43 is radiated in various directions, so that the light is emitted from the entire surface of the illumination lens 11, and the central portion of the illumination lens 11 is surface illumination. Region 11a is configured. Further, light from the left and right light bulbs 42 and 44 arranged in the spot illumination areas 12 and 13 of the illumination lens 11 is a spot illuminated by lens cuts 12a and 13a provided on the surface of the illumination lens 11 on the substrate 20 side. The light is refracted toward the passengers in a certain driver's seat and passenger seat, and the spot is intensively illuminated.
  • the overhead console 100 can use the printed circuit board 21 having the same configuration regardless of whether the LEDs 22, 23, and 24 are used or the light bulbs 42, 43, and 44 are used. It is possible to meet various specifications without increasing the number of parts.
  • the diffusion plate 18 passes through the lights of the left and right LEDs 22 and 24 and is a spot illuminated by the lens cuts 12a and 13a provided on the surface of the illumination lens 11 on the substrate 20 side.
  • each opening 19 is provided so as to be refracted toward the hand of each passenger in the seat and to illuminate the spot in a concentrated manner
  • the opening 19 of the diffusion plate 18 and the illumination lens 11 There is no lens cut 12a, 13a, the light of all the LEDs 22, 23, 24 of the illumination lens 11 is diffused by the diffusion plate 18, and enters the illumination lens 11 uniformly from the surface of the diffusion plate 18 on the illumination lens 11 side. You may comprise so that it may radiate
  • this embodiment can also use the printed circuit board 21 with the same configuration even when the LEDs 22, 23, 24 are used or when the light bulbs 42, 43, 44 are used, as in the embodiment described above, There is an effect that it is possible to cope with various specifications without increasing the types of parts.
  • 10 body 10a, 10c, 29 boss, 10b shading wall, 10e hole, 11 illumination lens, 11a surface illumination area, 12, 13 spot illumination area, 12a, 13a lens cut, 14, 15, 16 push buttons, 17 pockets 18 diffuser plate, 19 aperture, 20, 40 substrate, 21 printed circuit board, 22, 23, 24 LED, 25, 26, 27 push switch, 30 cover, 42, 43, 44 bulb, 100 overhead console.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)

Abstract

Le système objet de la présente invention comprend : un substrat imprimé (21) auquel sont fixées des LED (22, 23, 24) ; une lentille d'éclairage (11) présentant une zone d'éclairage de surface (11a) émettant une lumière incidente provenant de la totalité de la surface ; et une plaque de diffusion (18) fixée de manière amovible au côté LED (22, 23, 24) de la lentille d'éclairage (11) et diffusant la lumière incidente. Cette configuration permet d'utiliser la même configuration, que l'on utilise les LED (22, 23, 24) ou une ampoule.
PCT/JP2012/050015 2012-01-04 2012-01-04 Système d'éclairage de l'habitacle d'un véhicule WO2013102996A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2012/050015 WO2013102996A1 (fr) 2012-01-04 2012-01-04 Système d'éclairage de l'habitacle d'un véhicule
JP2013552359A JP5775607B2 (ja) 2012-01-04 2012-01-04 車室内照明装置システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/050015 WO2013102996A1 (fr) 2012-01-04 2012-01-04 Système d'éclairage de l'habitacle d'un véhicule

Publications (1)

Publication Number Publication Date
WO2013102996A1 true WO2013102996A1 (fr) 2013-07-11

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Application Number Title Priority Date Filing Date
PCT/JP2012/050015 WO2013102996A1 (fr) 2012-01-04 2012-01-04 Système d'éclairage de l'habitacle d'un véhicule

Country Status (2)

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JP (1) JP5775607B2 (fr)
WO (1) WO2013102996A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016108417A1 (fr) * 2014-12-29 2016-07-07 엘지이노텍 주식회사 Lampe pour véhicule et ensemble lampe pour véhicule comprenant celle-ci
FR3047946A1 (fr) * 2016-02-24 2017-08-25 Valeo Vision Liseuse, notamment pour l'habitacle d'un vehicule automobile
FR3047941A1 (fr) * 2016-02-24 2017-08-25 Valeo Vision Systeme d'eclairage pour l'habitacle d'un vehicule automobile
JP2017154724A (ja) * 2016-03-02 2017-09-07 株式会社バンディ 自動車室内灯用ｌｅｄランプ及びその製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62176993U (fr) * 1986-04-30 1987-11-10
JPH07507520A (ja) * 1992-10-19 1995-08-24 ケー．ダブリュー．マス　カンパニー，インク． 所定の狭スペクトル帯域光の発光又は受光手段を備えたミラー装置
JP2011131642A (ja) * 2009-12-22 2011-07-07 Lecip Holdings Corp 照明装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62176993U (fr) * 1986-04-30 1987-11-10
JPH07507520A (ja) * 1992-10-19 1995-08-24 ケー．ダブリュー．マス　カンパニー，インク． 所定の狭スペクトル帯域光の発光又は受光手段を備えたミラー装置
JP2011131642A (ja) * 2009-12-22 2011-07-07 Lecip Holdings Corp 照明装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016108417A1 (fr) * 2014-12-29 2016-07-07 엘지이노텍 주식회사 Lampe pour véhicule et ensemble lampe pour véhicule comprenant celle-ci
US10563837B2 (en) 2014-12-29 2020-02-18 Lg Innotek Co., Ltd. Lamp for vehicle and lamp assembly for vehicle comprising same
FR3047946A1 (fr) * 2016-02-24 2017-08-25 Valeo Vision Liseuse, notamment pour l'habitacle d'un vehicule automobile
FR3047941A1 (fr) * 2016-02-24 2017-08-25 Valeo Vision Systeme d'eclairage pour l'habitacle d'un vehicule automobile
EP3210828A1 (fr) * 2016-02-24 2017-08-30 Valeo Vision Systeme d'eclairage pour l'habitacle d'un vehicule automobile
US10399487B2 (en) 2016-02-24 2019-09-03 Valeo Vision Lighting system for motor vehicle passenger compartment
JP2017154724A (ja) * 2016-03-02 2017-09-07 株式会社バンディ 自動車室内灯用ｌｅｄランプ及びその製造方法

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Publication number Publication date
JP5775607B2 (ja) 2015-09-09
JPWO2013102996A1 (ja) 2015-05-11

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