JP2018147876A5 - - Google Patents

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JP2018147876A5
JP2018147876A5 JP2017251281A JP2017251281A JP2018147876A5 JP 2018147876 A5 JP2018147876 A5 JP 2018147876A5 JP 2017251281 A JP2017251281 A JP 2017251281A JP 2017251281 A JP2017251281 A JP 2017251281A JP 2018147876 A5 JP2018147876 A5 JP 2018147876A5
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Japan
Prior art keywords
light source
cover
source unit
unit according
substrate
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JP2017251281A
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Japanese (ja)
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JP2018147876A (en
JP7024399B2 (en
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Claims (20)

基板と、
前記基板の第１面に設けられた光源と、
前記第１面と対向するように設けられた下面プリズム部と、
を備え、
前記下面プリズム部は、前記第１面と反対側に突出し第１斜面を提供する複数の第１凸部を有することを特徴とする光源ユニット。 With the board
A light source provided on the first surface of the substrate and
A lower surface prism portion provided so as to face the first surface and
With
The lower surface prism portion is a light source unit having a plurality of first convex portions projecting to the side opposite to the first surface and providing a first slope. 前記複数の第１凸部の各々は、前記基板の短手方向に沿った断面視において三角形であることを特徴とする請求項１に記載の光源ユニット。 The light source unit according to claim 1, wherein each of the plurality of first convex portions is triangular in a cross-sectional view along the lateral direction of the substrate. 前記基板の短手方向に沿った断面視において、前記第１斜面と、前記下面プリズム部の光入射面との間の角度は５°〜４０°であることを特徴とする請求項１または請求項２に記載の光源ユニット。 Claim 1 or claim , wherein the angle between the first slope and the light incident surface of the lower surface prism portion is 5 ° to 40 ° in a cross-sectional view along the lateral direction of the substrate. Item 2. The light source unit according to item 2. 前記光源の光出射方向に設けられたカバーを備え、
前記下面プリズム部は前記カバーの一部であることを特徴とする請求項１から請求項３の何れか１項に記載の光源ユニット。 A cover provided in the light emitting direction of the light source is provided.
The light source unit according to any one of claims 1 to 3, wherein the lower surface prism portion is a part of the cover. 前記カバーは、前記光源の両側にそれぞれ設けられた側面プリズム部を備え、
前記側面プリズム部は、前記カバーの内側に向かって突出し第２斜面を提供する複数の第２凸部を有することを特徴とする請求項４に記載の光源ユニット。 The cover includes side prism portions provided on both sides of the light source.
The light source unit according to claim 4, wherein the side prism portion has a plurality of second convex portions that project toward the inside of the cover and provide a second slope. 前記複数の第２凸部の各々は、前記基板の短手方向に沿った断面視において三角形であることを特徴とする請求項５に記載の光源ユニット。 The light source unit according to claim 5 , wherein each of the plurality of second convex portions is triangular in a cross-sectional view along the lateral direction of the substrate. 前記基板の短手方向に沿った断面視において、前記第２斜面と、前記側面プリズム部の光出射面との間の角度は０°〜９０°であることを特徴とする請求項５または請求項６に記載の光源ユニット。 In a cross-sectional view along the widthwise direction of the substrate, wherein the second inclined surface, the angle between the light emitting surface of the side prism section 0 ° to 90 characterized in that it is a ° claim 5, wherein Item 6. The light source unit according to item 6 . 前記カバーは、短手方向に沿った断面形状が一定であることを特徴とする請求項４から請求項７の何れか１項に記載の光源ユニット。 The light source unit according to any one of claims 4 to 7 , wherein the cover has a constant cross-sectional shape along the lateral direction. 基板と、
前記基板の第１面に設けられた光源と、
前記光源の光出射方向に設けられたカバーと、
前記カバーの一部であり、前記光源の両側にそれぞれ設けられた側面プリズム部と、
を備え、
前記側面プリズム部は、前記カバーの内側に向かって突出し第２斜面を提供する複数の第２凸部を有することを特徴とする光源ユニット。 With the board
A light source provided on the first surface of the substrate and
A cover provided in the light emitting direction of the light source and
Side prisms that are part of the cover and are provided on both sides of the light source,
With
The side prism portion is a light source unit characterized by having a plurality of second convex portions projecting toward the inside of the cover to provide a second slope. 前記複数の第２凸部の各々は、前記基板の短手方向に沿った断面視において三角形であることを特徴とする請求項９に記載の光源ユニット。 The light source unit according to claim 9 , wherein each of the plurality of second convex portions is triangular in a cross-sectional view along the lateral direction of the substrate. 前記基板の短手方向に沿った断面視において、前記第２斜面と、前記側面プリズム部の光出射面との間の角度は０°〜９０°であることを特徴とする請求項１０に記載の光源ユニット。 In a cross-sectional view along the widthwise direction of the substrate, and the second slope to claim 1 0, characterized in that the angle between the light emitting surface of the side prism portion is 0 ° to 90 ° The light source unit described. 前記カバーの一部であり、前記第１面と対向するように設けられた下面プリズム部をさらに備え、
前記下面プリズム部は、前記カバーの外側に向かって突出し第１斜面を提供する複数の第１凸部を有することを特徴とする請求項９から請求項１１の何れか１項に記載の光源ユニット。 A lower surface prism portion which is a part of the cover and is provided so as to face the first surface is further provided.
The lower surface prism portion, a light source according to any one of claims 11 claim 9, characterized in that it comprises a first protrusion plurality of providing an outer side first inclined surface protruding toward the cover unit. 前記カバーと前記光源との間において、前記カバーに沿って設けられた拡散カバーを備えることを特徴とする請求項４から請求項１２の何れか１項に記載の光源ユニット。 The light source unit according to any one of claims 4 to 12, wherein a diffusion cover provided along the cover is provided between the cover and the light source. 前記拡散カバーは、前記第１面と対向する底部と、前記底部の両側にそれぞれ設けられ、前記第１面側に伸びる側部とを有することを特徴とする請求項１３に記載の光源ユニット。 The light source unit according to claim 13, wherein the diffusion cover has a bottom portion facing the first surface and side portions provided on both sides of the bottom portion and extending toward the first surface side. 前記カバーには、前記拡散カバーの両端を囲む凹部が設けられることを特徴とする請求項１３に記載の光源ユニット。 The light source unit according to claim 13 , wherein the cover is provided with recesses surrounding both ends of the diffusion cover. 前記基板が設けられたベースをさらに備え、
前記カバーは、
前記光源の両側にそれぞれ設けられたカバー側部と、
前記ベースを前記基板の両側でそれぞれ保持する取り付け部と、
前記カバー側部から前記カバーの内側に向かって屈曲し、前記カバー側部と前記取り付け部とをそれぞれ繋ぐカバー固定部と、
を有し、
前記凹部は、前記取り付け部と前記カバー固定部とを備えることを特徴とする請求項１５に記載の光源ユニット。 Further provided with a base provided with the substrate
The cover is
Cover side portions provided on both sides of the light source and
A mounting portion that holds the base on both sides of the substrate, and
A cover fixing portion that bends from the cover side portion toward the inside of the cover and connects the cover side portion and the mounting portion, respectively.
Have,
The light source unit according to claim 15 , wherein the recess includes the mounting portion and the cover fixing portion. 前記取り付け部は、前記カバー固定部から上下に分岐し、
前記拡散カバーの両端は、前記取り付け部のうち前記カバー固定部から下方に分岐した部分と、前記カバー固定部と、に挟まれることを特徴とする請求項１６に記載の光源ユニット。 The mounting portion branches up and down from the cover fixing portion.
The light source unit according to claim 16 , wherein both ends of the diffusion cover are sandwiched between a portion of the mounting portion that is branched downward from the cover fixing portion and the cover fixing portion. 前記拡散カバーは、
前記第１面と対向する底部と、
前記底部の両側から前記取り付け部に向かってそれぞれ伸びる側部と、
前記側部の前記取り付け部側の端部から前記拡散カバーの外側に向かってそれぞれ屈曲し、前記凹部に囲まれる固定部と、
を有することを特徴とする請求項１６または請求項１７に記載の光源ユニット。 The diffusion cover is
The bottom facing the first surface and
Side parts extending from both sides of the bottom part toward the mounting part, and
A fixing portion that is bent toward the outside of the diffusion cover from the end portion of the side portion on the mounting portion side and is surrounded by the recess.
The light source unit according to claim 16 or 17 , wherein the light source unit has. 前記底部は弧状であることを特徴とする請求項１４または１８に記載の光源ユニット。 The light source unit according to claim 14 or 18 , wherein the bottom portion is arcuate. 請求項１から請求項１９の何れか１項に記載の光源ユニットと、
前記光源を点灯させる点灯装置を備えた器具本体部と、
を備えることを特徴とする照明器具。 The light source unit according to any one of claims 1 to 19 .
An instrument body equipped with a lighting device for lighting the light source, and
Lighting equipment characterized by being equipped with.
JP2017251281A 2017-03-02 2017-12-27 Light source unit and lighting equipment Active JP7024399B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017039555 2017-03-02
JP2017039555 2017-03-02

Publications (3)

Publication Number Publication Date
JP2018147876A JP2018147876A (en) 2018-09-20
JP2018147876A5 true JP2018147876A5 (en) 2021-02-04
JP7024399B2 JP7024399B2 (en) 2022-02-24

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020053184A (en) * 2018-09-25 2020-04-02 東芝ライテック株式会社 Illuminating device
JP7142780B2 (en) * 2019-06-28 2022-09-27 三菱電機株式会社 Lighting device and lighting system
CN110686189A (en) * 2019-10-10 2020-01-14 济南三星灯饰有限公司 LED lamp capable of improving light emitting uniformity
JP7494026B2 (en) 2020-06-30 2024-06-03 コイズミ照明株式会社 lighting equipment

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JP2012119185A (en) * 2010-12-01 2012-06-21 Kurabo Ind Ltd Led lighting device
JP2015115220A (en) * 2013-12-12 2015-06-22 東芝ライテック株式会社 Luminaire

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