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WO2012056498A1 - Dispositif d'éclairage décoratif électrique pour dispositifs électroniques - Google Patents

Dispositif d'éclairage décoratif électrique pour dispositifs électroniques Download PDF

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Publication number
WO2012056498A1
WO2012056498A1 PCT/JP2010/006375 JP2010006375W WO2012056498A1 WO 2012056498 A1 WO2012056498 A1 WO 2012056498A1 JP 2010006375 W JP2010006375 W JP 2010006375W WO 2012056498 A1 WO2012056498 A1 WO 2012056498A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
reflecting surface
light source
panel
operation knob
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.)
Ceased
Application number
PCT/JP2010/006375
Other languages
English (en)
Japanese (ja)
Inventor
淳宏 布施
北村　浩
高夫 山▲崎▼
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.)
Pioneer Corp
Original Assignee
Pioneer Corp
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 Pioneer Corp filed Critical Pioneer Corp
Priority to PCT/JP2010/006375 priority Critical patent/WO2012056498A1/fr
Publication of WO2012056498A1 publication Critical patent/WO2012056498A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
    • H01H9/182—Illumination of the symbols or distinguishing marks
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
    • G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/025—Light-emitting indicators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/056—Diffuser; Uneven surface
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/06—Reflector

Definitions

  • the present invention relates to an electrical decoration device for an electronic device that illuminates an electrical decoration object such as an operation knob provided on a panel portion of a housing.
  • FIG. 6 corresponds to FIG. 4 of Patent Document 1, and as shown in FIG. 6, the illumination device 100 is mounted on the front surface of the exterior panel 101 and accommodates a jog dial 102.
  • a plurality of light emitting diodes (light sources) 113 installed inside the jog dial 102 through the bottom portion 112 of the housing portion 111, and the light emitting diodes (light sources) 113 adjacent to the jog dial 102 and the housing portion 111.
  • a cylindrical lens portion 114 disposed between the bottom surface portion 112 and the bottom surface portion 112.
  • a first reflecting surface 115 a that reflects the light emitted from the light emitting diode is formed on the inner surface of the jog dial 102 facing the light emitting diode, and the bottom surface portion 112 of the housing portion 111 is positioned behind the lens portion 114.
  • a second reflecting surface 115b is formed. The light emitted from the light emitting diode (light source 113) is reflected by the first reflecting surface 115a of the jog dial 102, and further reflected by the second reflecting surface 115b via the lens portion 114 and emitted forward. That is, the lens portion 114 facing the second reflecting surface 115b is illuminated in a ring shape, and is illuminated so that the jog dial 102 is lifted.
  • the first reflecting surface of the jog dial and the inner surface of the jog dial as a molded product have a structure that is not angled (parallel) with the optical path. Irradiating light toward the reflecting surface of the light source and irradiating light that repeatedly reflects between the inner surface of the jog dial and the bottom surface of the housing portion occur, and the light from the light source (light emitting diode) cannot be efficiently extracted forward to the outside was there. Thereby, it was in the electrical decoration state in which brightness is insufficient compared with the output of a light source.
  • An object of the present invention is to provide an electric decoration device for an electronic apparatus that can efficiently extract light from a light source as light for electric decoration.
  • An electrical decoration device for an electronic device is provided in any one of a light source provided in a panel portion of a housing, an electrical decoration object disposed in the panel portion, and the panel portion, and reflects light from the light source.
  • the light path from the light source is arranged so as to face the indirect light reflecting surface portion.
  • the first reflecting surface is disposed such that the optical path from the light source faces the indirect light reflecting surface portion of the second reflecting surface, the light from the light source is concentrated.
  • the light of a light source can be taken out efficiently as light for electrical decoration, and the illumination intensity of a 2nd reflective surface (indirect light reflective surface part) is fully maintained compared with the light quantity of a light source. Therefore, it is possible to efficiently decorate the electrical decoration object.
  • interposed from the up-down or right and left are considered.
  • the second reflecting surface further includes a direct light reflecting surface portion that reflects the direct light from the light source and decorates the object to be illuminated.
  • the direct light from the light source can be reflected by the direct light reflecting surface portion, the light from the light source can be extracted more efficiently as light for electrical decoration.
  • the indirect light reflecting surface portion and the direct light reflecting surface portion partially overlap.
  • the direct light and the indirect light from the light source are partially overlapped and reflected on the component of the light (electrical decoration light) reflected to the second reflecting surface and radiated to the outside. 2 It is difficult to produce a boundary portion between direct light and indirect light in the light (electric decoration light) reflected on the reflecting surface and radiated to the outside, and the reflection area of the electric decoration light can be increased.
  • the second reflecting surface is formed by a curved surface having a concave cross section.
  • the indirect light reflecting surface portion and the direct light reflecting surface portion can be formed so as to be continuous as a curved surface, and the light reflected on the second reflecting surface and emitted to the outside (lighting light) , There is no boundary between direct light and indirect light.
  • the first reflecting surface is colored in a color different from the color of the light source.
  • coloring is not limited to only one color, and gradation of three or more colors is obtained by coloring two or more colors.
  • the indirect light reflecting surface portion and the direct light reflecting surface portion are configured as described above, light of different colors can be emitted to the indirect light reflecting surface portion and the direct light reflecting surface portion. That is, two or more colors of indirect illumination (lighting) can be realized.
  • a white light emitting diode it is preferable to use a white light emitting diode as a light source, and if it does in this way, the color given to a 1st reflective surface and the illumination color of a 2nd reflective surface can be made into the same color.
  • the second reflecting surface is preferably formed of a rough surface that diffuses light from the light source.
  • the boundary part of the light of 2 or more colors can be used as gradation illumination.
  • the object to be illuminated is a rotary operation knob arranged so as to protrude from the surface of the panel portion, the first reflecting surface is provided inside the rotating operation knob, and the second reflecting surface is in front view. It is preferable that it is provided on the surface of the panel portion so as to border the rotary operation knob.
  • a light diffusing member is interposed on the optical path between the light source and the first reflecting surface.
  • the second reflecting surface can be illuminated without causing uneven illumination, and illumination can be performed with uniform light.
  • This illumination device illuminates a volume operation knob (object to be illuminated), and illuminates the panel portion of the AV device in a ring shape so that the operation knob is lifted.
  • a panel unit 2 is disposed at the front of an AV device (housing) 1 supported by a chassis (not shown).
  • an operation knob 3 that is rotated is provided.
  • the panel part 2 is comprised by the front panel 4 directly supported by the chassis, and the translucent window panel 5 attached to the front surface of the front panel 4 (refer FIG. 2).
  • a portion of the panel portion 2 where the operation knob 3 is disposed is an opening. The opening edge is formed in a reflector-like shape around the operation knob 3.
  • the operation knob 3 has a cup shape in which the center portion of the front wall portion 3a is somewhat raised, and the peripheral wall portion 3b is sharp toward the rear (panel portion side). It is molded into.
  • the inner surface of the operation knob 3 is integrally formed with a shaft attachment portion 3c extending from the center portion of the front wall portion 3a.
  • the shaft portion 7a of the encoder 7 is detachably attached to the shaft attachment portion 3c. ing.
  • the encoder 7 is fixed to a circuit board 10 attached to the opening peripheral wall 9 that constitutes the opening of the front panel 4, and is positioned on a bearing 11 that extends from the opening peripheral wall 9.
  • the illumination device 20 which illuminates the operation knob 3 is comprised over the area
  • the electrical decoration device 20 includes a light source 21 attached to the circuit board 10, a first reflection surface 22 disposed inside the operation knob 3, and a reflector-like front panel 4 so as to face the first reflection surface 22.
  • a second reflecting surface 24 disposed in the hollow portion 23, and a light diffusing member 25 inserted and mounted inside the opening peripheral wall portion 9 between the first reflecting surface 22 and the light source 21 are provided.
  • the light source 21 is composed of a plurality (six in the embodiment) of light emitting diodes 27 that are equally arranged in the circumferential direction around the axis of the operation knob 3, and the optical axis thereof faces the first reflecting surface 22. Thus, it is mounted on the circuit board 10.
  • the light emitting diode (LED) 27 is preferably white.
  • a deformed cylindrical holder 31 for attaching the first reflecting surface 22 is provided on the inner surface of the peripheral wall portion 3b of the operation knob 3, and a reflecting plate 32 constituting the first reflecting surface 22 is provided on the rear surface of the holder 31. It is attached.
  • the reflection plate 32 is formed by pressing a thin plate material having a metallic luster such as aluminum or stainless steel into an umbrella shape, and a relief opening (the embodiment is circular) through which the shaft portion 7a of the encoder 7 is inserted at the center. (Regardless of shape) 32a is formed.
  • the first reflection surface 22 is disposed so that the optical path from the light source 21 is directed to the second reflection surface (indirect light reflection surface portion) 24.
  • the first reflecting surface 22 is disposed so as to be inclined so that light from the light source 21 reflected by the first reflecting surface 22 is emitted toward the second reflecting surface 24.
  • the tilt angle and curved surface shape of the first reflecting surface 22 are designed in consideration of the position of the second reflecting surface 24 and the tilt angle and curved surface shape thereof.
  • the first reflecting surface 22 of the first embodiment is configured by the rear surface of the reflecting plate 32 provided on the holder 31 (the surface facing the second reflecting surface).
  • the first reflecting surface 22 may be configured by performing vapor deposition or the like.
  • the rear end of the peripheral wall 3b of the operation knob 3 is in contact with the end of the reflecting plate 32, and the rear end of the peripheral wall 3b is sharply formed, so that the rear end of the peripheral wall 3b is the second reflecting surface 24. It will be dark and will not be reflected.
  • the second reflecting surface 24 is a mirror-finished surface of the recess 23 of the front panel 4 and has a dark color so that the white light of the light source 21 is conspicuous.
  • the recess 23 is formed as a curved surface having a concave cross section so that light from the first reflection surface 22 is emitted forward or obliquely forward with a predetermined directivity.
  • the opening edge part 5a of the wind panel 5 is formed in the shape used as the extension part of the hollow part 23 from a design viewpoint.
  • the light diffusing member 25 is formed in a cap shape by forming a relief opening 25a through which the shaft portion 7a of the encoder 7 is inserted at the center, and guides the light of the light source 21 including a plurality of light emitting diodes 27 in the circumferential direction. It has the function of a member and the function of a lens that makes the light transmitted toward the first reflecting surface 22 straight. These configurations eliminate illuminance unevenness due to the plurality of light emitting diodes 27, and efficiently guide the light of the light source 21 to the first reflecting surface 22.
  • the light from the light source 21 passes through the light diffusing member 25 and reaches the first reflecting surface 22, is reflected obliquely outward by the first reflecting surface 22, reaches the second reflecting surface 24, and is further reflected by the second reflecting surface 24. Is emitted forward. That is, the second reflecting surface 24 is illuminated by the indirect light of the light source 21 reflected by the first reflecting surface 22. Thereby, it is illuminated so that the operation knob 3 may be lifted. In this case, since the first reflection surface 22 is inclined so that the light from the light source 21 is directed toward the second reflection surface 24, the first reflection surface 22 is used as illumination light for illuminating the second reflection surface 24. Light can be extracted efficiently. Therefore, with these configurations, the operation knob 3 can be illuminated with low power consumption and brightness.
  • the electrical decoration device 20A according to the second embodiment of the present invention will be described with a focus on differences from the first embodiment.
  • the second reflecting surface 24 is illuminated with direct light from the light source 21.
  • the hollow part 23 which comprises the 2nd reflective surface 24 is extended to the front outer side somewhat from the hollow part 23 of 1st Embodiment (it is not expressed on drawing). And the part near the outer side of the hollow part 23 becomes the direct light reflection surface part 41 illuminated with direct light, and the part near the inner side becomes the indirect light reflection surface part 42 illuminated with indirect light.
  • the direct light reflection surface portion 41 and the indirect light reflection surface portion 42 overlap each other (partially overlap), thereby preventing the occurrence of a boundary portion between the illumination portion by direct light and the illumination portion by indirect light. ing.
  • the light from the light source 21 can be used as illumination light for illuminating the second reflecting surface 24 and can be extracted more efficiently, and the operation knob 3 can be illuminated with low power consumption and brightness.
  • the part which comprises the 1st reflective surface 22 of the reflecting plate 32 is colored blue or green.
  • a metal or the like is formed on the surface of the reflecting plate 32 by vapor deposition, and the surface of the reflecting portion 32 after film formation is colored by spray coating of a specified color. If it does in this way, the direct light reflection surface part 41 will copy the color of the light source 21, and will be illuminated in white, and the indirect light reflection surface part 42 will be illuminated by the colored designated color. That is, the operation knob 3 can be illuminated with at least two colors of ring illumination.
  • the second reflecting surface 24 is formed as a rough surface instead of a mirror surface.
  • the second reflecting surface 24 is formed by blasting the background of the recess 23. Thereby, the light reflected by the second reflecting surface 24 is radiated forward so as to diffuse. Therefore, the boundary between the white light that illuminates the direct light reflecting surface portion 41 and the designated color that illuminates the indirect light reflecting surface portion 42 is gradationized. Therefore, the operation knob 3 can be illuminated with ring illumination of two or more colors in which the boundary portion is gradation.
  • the second reflecting surface is formed of a rough surface that diffuses light from the light source, thereby enabling the light reflected by the second reflecting surface to be appropriately diffused, and light emitted to the outside from the second reflecting surface ( (Lights) can be expanded.
  • the present invention can be applied to various electronic devices having a panel unit in addition to the AV device of the embodiment. It can also be applied to illuminations of various operation knobs and switches. Furthermore, when illuminating a switch group or the like, it is also possible to illuminate a straight line (two lines) or a square shape so as to sandwich or enclose the switch group. In this case, it is preferable to form the first reflecting surface on a part of the panel portion.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Abstract

L'invention vise à procurer un dispositif d'éclairage décoratif électrique pour dispositifs électroniques, lequel peut extraire une lumière à partir d'une source de lumière à rendement élevé. À cet effet, l'invention porte sur un dispositif d'éclairage décoratif électrique, qui comprend une source de lumière (21) qui est disposée dans une section de panneau (2) dans un boîtier (1), une première surface de réflexion (22) qui est disposée soit dans un objet d'intérêt (3) disposé dans la section de panneau (2) soit dans la section de panneau (2), et qui peut réfléchir une lumière émise à partir de la source de lumière (21), et une seconde surface de réflexion (24) qui est disposée dans la section de panneau (2) et qui a une section de surface de réflexion de lumière indirecte qui peut réfléchir une lumière à partir de la première surface de réflexion (22) afin d'éclairer électriquement de façon décorative l'objet (3), la première surface de réflexion (22) étant agencée de manière qu'une trajectoire de lumière à partir de la source de lumière (21) fasse face à la section de surface de réflexion de lumière indirecte.
PCT/JP2010/006375 2010-10-28 2010-10-28 Dispositif d'éclairage décoratif électrique pour dispositifs électroniques Ceased WO2012056498A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/006375 WO2012056498A1 (fr) 2010-10-28 2010-10-28 Dispositif d'éclairage décoratif électrique pour dispositifs électroniques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/006375 WO2012056498A1 (fr) 2010-10-28 2010-10-28 Dispositif d'éclairage décoratif électrique pour dispositifs électroniques

Publications (1)

Publication Number Publication Date
WO2012056498A1 true WO2012056498A1 (fr) 2012-05-03

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PCT/JP2010/006375 Ceased WO2012056498A1 (fr) 2010-10-28 2010-10-28 Dispositif d'éclairage décoratif électrique pour dispositifs électroniques

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Country Link
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVI20130144A1 (it) * 2013-05-30 2014-12-01 Pizzato Elettrica Srl Dispositivo di segnalazione luminosa per unita' di interfaccia elettriche ed assieme interfaccia elettrico comprendente tale dispositivo
JP2017143045A (ja) * 2016-02-12 2017-08-17 ティアック株式会社 操作部用照明装置および電子機器
WO2019039359A1 (fr) * 2017-08-22 2019-02-28 株式会社東海理化電機製作所 Dispositif de commutation
EP3961106A1 (fr) * 2020-08-28 2022-03-02 LG Electronics Inc. Ensemble de bouton et table de cuisson
EP4474714A1 (fr) * 2023-06-06 2024-12-11 BSH Hausgeräte GmbH Appareil ménager

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251297U (fr) * 1985-09-18 1987-03-30
JPH11134932A (ja) * 1997-10-31 1999-05-21 Victor Co Of Japan Ltd 電気機器における操作盤の照明装置
JP2010145547A (ja) * 2008-12-16 2010-07-01 Tesucomu Kk 液晶表示装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251297U (fr) * 1985-09-18 1987-03-30
JPH11134932A (ja) * 1997-10-31 1999-05-21 Victor Co Of Japan Ltd 電気機器における操作盤の照明装置
JP2010145547A (ja) * 2008-12-16 2010-07-01 Tesucomu Kk 液晶表示装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVI20130144A1 (it) * 2013-05-30 2014-12-01 Pizzato Elettrica Srl Dispositivo di segnalazione luminosa per unita' di interfaccia elettriche ed assieme interfaccia elettrico comprendente tale dispositivo
JP2017143045A (ja) * 2016-02-12 2017-08-17 ティアック株式会社 操作部用照明装置および電子機器
WO2019039359A1 (fr) * 2017-08-22 2019-02-28 株式会社東海理化電機製作所 Dispositif de commutation
EP3961106A1 (fr) * 2020-08-28 2022-03-02 LG Electronics Inc. Ensemble de bouton et table de cuisson
US20220065438A1 (en) * 2020-08-28 2022-03-03 Lg Electronics Inc. Cooktop and knob assembly thereof
US11674683B2 (en) 2020-08-28 2023-06-13 Lg Electronics Inc. Cooktop and knob assembly thereof
EP4474714A1 (fr) * 2023-06-06 2024-12-11 BSH Hausgeräte GmbH Appareil ménager

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