JP2002329404A - Led illumination fixture - Google Patents
Led illumination fixtureInfo
- Publication number
- JP2002329404A JP2002329404A JP2001133998A JP2001133998A JP2002329404A JP 2002329404 A JP2002329404 A JP 2002329404A JP 2001133998 A JP2001133998 A JP 2001133998A JP 2001133998 A JP2001133998 A JP 2001133998A JP 2002329404 A JP2002329404 A JP 2002329404A
- Authority
- JP
- Japan
- Prior art keywords
- fluorescent
- light
- lighting device
- ultraviolet
- led
- 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.)
- Pending
Links
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、紫外線の照射によ
って発光する蛍光材料を含む蛍光体を塗布した蛍光発光
体に、紫外線発光ダイオード（以下、「紫外線ＬＥＤ」
とも略する。）の紫外線を照射することによって、従来
のライトに代わって様々な照明や光表現を行うことがで
きるＬＥＤ照明具に関するものである。なお、光のビー
ム角度はスポットから球体とすることができる。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ultraviolet light emitting diode (hereinafter referred to as an "ultraviolet LED") which is coated with a fluorescent material containing a fluorescent material which emits light when irradiated with ultraviolet light.
Also abbreviated. The present invention relates to an LED lighting device capable of performing various illuminations and light expressions in place of a conventional light by irradiating the ultraviolet light of (1). The light beam angle can be changed from a spot to a sphere.
【０００２】なお、本明細書中においては、ＬＥＤチッ
プそのものは「発光素子」と呼び、ＬＥＤチップを搭載
したパッケージ樹脂またはレンズ系等の光学装置を含む
発光装置全体を「発光ダイオード」または「ＬＥＤ」と
呼ぶこととする。In this specification, the LED chip itself is called a “light emitting element”, and the entire light emitting device including an optical device such as a package resin or a lens system on which the LED chip is mounted is referred to as a “light emitting diode” or “LED”. ".
【０００３】[0003]
【従来の技術】近年、発光素子の高輝度化、多色化に伴
って、発光ダイオードを用いた様々な照明装置が開発さ
れている。特に、赤色、緑色、青色の光の三原色を発光
する発光素子を１つのパッケージに組み込むことによっ
て白色の光を発するＬＥＤランプは、従来の白熱電球あ
るいは蛍光灯に代わる長寿命の光源として開発が進んで
いる。2. Description of the Related Art In recent years, various lighting devices using light emitting diodes have been developed with the increase in luminance and multicolor of light emitting elements. In particular, an LED lamp that emits white light by incorporating a light-emitting element that emits three primary colors of red, green, and blue light in a single package is being developed as a long-life light source that replaces conventional incandescent bulbs or fluorescent lamps. In.
【０００４】[0004]
【発明が解決しようとする課題】しかし、かかるＬＥＤ
を用いた照明装置は点発光であるため、従来の蛍光灯を
用いたデスク照明具等のように広い範囲を均一に照明す
ることができない。一方、従来の白熱電球や蛍光灯は１
色しか出すことができず、スポット照明具・フット照明
具・アプローチ照明具・庭園灯等において種々の色の光
で演出をすることができなかった。これに対して、紫外
線を照射することによって様々な色の光を出す蛍光材料
があり、また紫外線を照射する紫外線ＬＥＤの特性が向
上してきている。However, such an LED
Since the lighting device using the light source emits point light, it cannot uniformly illuminate a wide area as in a desk lamp using a conventional fluorescent lamp. On the other hand, conventional incandescent lamps and fluorescent lamps
Only colors could be produced, and it was not possible to produce light of various colors in spot lighting, foot lighting, approach lighting, garden lights, and the like. On the other hand, there are fluorescent materials that emit light of various colors by irradiating ultraviolet rays, and the characteristics of ultraviolet LEDs that irradiate ultraviolet rays have been improved.
【０００５】そこで、本発明は、紫外線ＬＥＤと蛍光材
料を用いることによって、均一な面発光が得られるとと
もに、所望の発光色を出すことができて自由な光表現が
可能なＬＥＤ照明具の提供を課題とするものである。[0005] Therefore, the present invention provides an LED illuminator that can obtain a desired luminescent color and can freely express light while using an ultraviolet LED and a fluorescent material to obtain uniform surface light emission. Is the subject.
【０００６】[0006]
【課題を解決するための手段】請求項１の発明にかかる
ＬＥＤ照明具は、紫外線の照射によって発光する無機ま
たは有機材料の１以上からなる蛍光材料を含む蛍光体を
表面に塗布した蛍光発光体と、前記蛍光発光体を収容す
る収容部を有し、前記収容部の一部または全部が蛍光発
光体の発する蛍光を外部に放射する窓部である照明具本
体と、前記照明具本体の前記蛍光発光体の表面に相対す
る位置に取り付けられ、紫外線発光素子を有する１また
は２以上の紫外線ＬＥＤと、前記紫外線ＬＥＤに電力を
供給する電源とを具備するものである。According to a first aspect of the present invention, there is provided an LED illuminator having a surface coated with a phosphor containing at least one of an inorganic or organic material which emits light upon irradiation with ultraviolet light. And a housing part for housing the fluorescent luminous body, and a part or all of the housing part is a window part that radiates the fluorescence emitted by the fluorescent luminous body to the outside, and It comprises one or more ultraviolet LEDs having an ultraviolet light emitting element, which is mounted at a position facing the surface of the fluorescent light emitting body, and a power supply for supplying power to the ultraviolet LEDs.
【０００７】かかる構成を有するＬＥＤ照明具において
は、照明具本体の蛍光発光体の表面に相対する位置に取
り付けられた１または２以上の紫外線ＬＥＤに電源から
電力が供給されると、蛍光発光体の表面に塗布された蛍
光体に紫外線が照射されて蛍光材料が独自の蛍光色で発
光し、蛍光発光体の表面全体が均一に発光する。そし
て、蛍光発光体を収容する収容部の窓部から蛍光が外部
に放射される。蛍光発光体に塗布する蛍光体を選択する
ことによって、白色を始めとして様々な色の発光が可能
であり、ＬＥＤ照明具の用途に応じて様々な光表現が可
能となる。In the LED lighting device having such a configuration, when power is supplied from a power source to one or more ultraviolet LEDs attached to a position of the lighting device body opposite to the surface of the fluorescent light emitting member, the fluorescent light emitting member is turned on. The fluorescent material applied to the surface of the substrate is irradiated with ultraviolet rays, and the fluorescent material emits light in a unique fluorescent color, so that the entire surface of the fluorescent luminescent material emits light uniformly. Then, the fluorescent light is radiated to the outside from the window of the storage unit that stores the fluorescent luminous body. By selecting a phosphor to be applied to the fluorescent luminous body, it is possible to emit light of various colors including white, and various light expressions are possible according to the application of the LED lighting device.
【０００８】このようにして、紫外線ＬＥＤと蛍光材料
を用いることによって、均一な面発光が得られるととも
に、所望の発光色を出すことができて自由な光表現が可
能なＬＥＤ照明具となる。As described above, by using the ultraviolet LED and the fluorescent material, uniform surface light emission can be obtained, a desired light emission color can be obtained, and an LED lighting device capable of freely expressing light can be obtained.
【０００９】請求項２の発明にかかるＬＥＤ照明具は、
紫外線の照射によって発光する無機または有機材料の１
以上からなる蛍光材料を含む蛍光体を裏面に塗布した透
明または半透明の材料からなる蛍光発光体と、前記蛍光
発光体を収容する収容部を有し、前記収容部の一部また
は全部が蛍光発光体の発する蛍光を外部に放射する窓部
である照明具本体と、前記照明具本体の前記蛍光発光体
の裏面に相対する位置に取り付けられ、紫外線発光素子
を有する１または２以上の紫外線ＬＥＤと、前記紫外線
ＬＥＤに電力を供給する電源とを具備するものである。The LED lighting device according to the second aspect of the present invention,
One of inorganic or organic materials that emits light when irradiated with ultraviolet light
A fluorescent or luminous body made of a transparent or translucent material coated on the back surface with a fluorescent material containing a fluorescent material composed of the above, and a housing part for housing the fluorescent light emitting body, wherein a part or all of the housing part is fluorescent. An illuminator body which is a window for radiating fluorescent light emitted from the illuminant to the outside; and one or more ultraviolet LEDs having an ultraviolet light emitting element attached to a position of the illuminator body opposite to a back surface of the fluorescent illuminant. And a power supply for supplying power to the ultraviolet LED.
【００１０】かかる構成を有するＬＥＤ照明具において
は、照明具本体の蛍光発光体の裏面に相対する位置に取
り付けられた１または２以上の紫外線ＬＥＤに電源から
電力が供給されると、蛍光発光体の裏面に塗布された蛍
光体に紫外線が照射されて蛍光材料が独自の蛍光色で発
光する。ここで、蛍光発光体は透明または半透明の材料
からなるため、蛍光体の発光は蛍光発光体を透過して蛍
光発光体の表面全体が均一に発光する。そして、蛍光発
光体を収容する収容部の窓部から蛍光が外部に放射され
る。蛍光発光体に塗布する蛍光体を選択することによっ
て、白色を始めとして様々な色の発光が可能であり、Ｌ
ＥＤ照明具の用途に応じて様々な光表現が可能となる。[0010] In the LED lighting device having such a configuration, when power is supplied from a power source to one or more ultraviolet LEDs attached to a position opposite to the back surface of the fluorescent light emitting body of the lighting device body, the fluorescent light emitting device is turned on. The fluorescent material applied to the back surface of the substrate is irradiated with ultraviolet light, and the fluorescent material emits a unique fluorescent color. Here, since the fluorescent material is made of a transparent or translucent material, the light emitted from the fluorescent material passes through the fluorescent material and the entire surface of the fluorescent material emits light uniformly. Then, the fluorescent light is radiated to the outside from the window of the storage unit that stores the fluorescent luminous body. By selecting a phosphor to be applied to the phosphor, it is possible to emit light of various colors including white.
Various light expressions are possible depending on the use of the ED lighting device.
【００１１】このようにして、紫外線ＬＥＤと蛍光材料
を用いることによって、均一な面発光が得られるととも
に、所望の発光色を出すことができて自由な光表現が可
能なＬＥＤ照明具となる。As described above, by using the ultraviolet LED and the fluorescent material, uniform surface light emission can be obtained, and a desired luminescent color can be obtained, thereby providing an LED lighting device capable of freely expressing light.
【００１２】請求項３の発明にかかるＬＥＤ照明具は、
請求項１または請求項２の構成において、前記蛍光発光
体は円錐形であるものである。[0012] The LED lighting device according to the invention of claim 3 is:
In the configuration of claim 1 or claim 2, the fluorescent luminous body has a conical shape.
【００１３】したがって、蛍光発光体の円錐形の頂点に
相対して紫外線ＬＥＤを取り付けることによって、円錐
形の表面または裏面の全面から蛍光が発せられて、円錐
形の周囲３６０度に亘って均一な面発光が得られる。Therefore, by attaching the ultraviolet LED to the apex of the cone of the fluorescent light emitter, the fluorescent light is emitted from the entire surface of the conical surface or the back surface, and is uniform over 360 degrees around the cone. Surface light emission is obtained.
【００１４】このようにして、点光源の紫外線ＬＥＤか
らでもより均一な面発光が得られるＬＥＤ照明具とな
る。[0014] In this way, an LED illuminator capable of obtaining more uniform surface emission even from the ultraviolet LED as a point light source is provided.
【００１５】請求項４の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項３のいずれか１つの構成において、
前記収容部が前記照明具本体に対して着脱可能であるも
のである。According to a fourth aspect of the present invention, there is provided an LED lighting device comprising:
In any one of claims 1 to 3,
The housing is detachable from the lighting fixture body.
【００１６】したがって、収容部を照明具本体から外し
て、収容部に収容されている蛍光発光体を他の蛍光色を
発する蛍光体が塗布された蛍光発光体と入れ替えて、再
び収容部を照明具本体に装着することによって、自由自
在にＬＥＤ照明具の発光色を変えることができる。これ
によって、好みの色で自由な光表現を行うことができ
る。Therefore, the housing is detached from the lighting fixture body, the fluorescent light-emitting body housed in the housing is replaced with a fluorescent light-emitting body coated with a phosphor emitting another fluorescent color, and the housing is again illuminated. By attaching the LED lighting fixture to the fixture main body, the emission color of the LED lighting fixture can be freely changed. Thereby, free light expression can be performed with a desired color.
【００１７】このようにして、均一な面発光が得られる
とともに、発光色を次々に変化させることができて、よ
り自由な光表現が可能なＬＥＤ照明具となる。In this manner, uniform surface light emission can be obtained, and the emission color can be changed one after another, thereby providing an LED lighting device capable of more freely expressing light.
【００１８】請求項５の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項３のいずれか１つの構成において、
前記照明具本体に複数の前記蛍光発光体を格納する格納
部を設け、前記格納部から複数の前記蛍光発光体のうち
任意の１つを前記収容部に収容されている前記蛍光発光
体と入れ替えることができるものである。The LED lighting device according to the invention of claim 5 is
In any one of claims 1 to 3,
A storage unit for storing the plurality of fluorescent light emitters is provided in the lighting fixture body, and any one of the plurality of fluorescent light emitters is replaced from the storage unit with the fluorescent light emitter stored in the storage unit. Is what you can do.
【００１９】したがって、収容部に収容されている蛍光
発光体を格納部に格納されている複数の蛍光発光体のう
ち任意の１つと入れ替えることによって、自由自在にＬ
ＥＤ照明具の発光色を変えることができる。これによっ
て、好みの色で自由な光表現を行うことができる。ま
た、複数の蛍光発光体は格納部に格納されているため、
好みの発光色の蛍光発光体をＬＥＤ照明具の外から捜し
て持って来る必要がなく、直ちに入れ替えを行うことが
できる。Therefore, by replacing the fluorescent luminous body accommodated in the accommodating section with any one of the plurality of fluorescent luminous bodies stored in the accommodating section, L can be freely changed.
The emission color of the ED lighting device can be changed. Thereby, free light expression can be performed with a desired color. Also, since the plurality of fluorescent luminous bodies are stored in the storage unit,
There is no need to search for and bring in a fluorescent luminous body of a desired luminescent color from outside the LED lighting device, and the replacement can be performed immediately.
【００２０】このようにして、均一な面発光が得られる
とともに、発光色を次々に変化させることができて、よ
り自由な光表現が可能なＬＥＤ照明具となる。In this way, uniform surface light emission can be obtained, and the emission color can be changed one after another, thus providing an LED lighting device capable of more freely expressing light.
【００２１】請求項６の発明にかかるＬＥＤ照明具は、
請求項２の構成において、前記蛍光発光体は平面状の透
明なフィルムの裏面に前記蛍光体を塗布してなり、前記
照明具本体は両端面のない直方体であって、前記照明具
本体が前記収容部を兼ねており、前記蛍光発光体は前記
直方体内の対角線に沿って収容されており、前記照明具
本体は前記蛍光発光体の表面側にあたる前記直方体の隣
り合う２面のみが透明であるものである。An LED lighting device according to the invention of claim 6 is
In the configuration of claim 2, the fluorescent light-emitting body is formed by applying the fluorescent substance to a back surface of a flat transparent film, and the lighting fixture body is a rectangular parallelepiped having no end faces, and the lighting fixture body is the rectangular parallelepiped. The fluorescent light-emitting body is also housed along a diagonal line in the rectangular parallelepiped, and only two adjacent surfaces of the rectangular parallelepiped corresponding to the front surface side of the fluorescent light-emitting body are transparent. Things.
【００２２】かかる構成を有するＬＥＤ照明具において
は、透明でない残りの２面の角部に紫外線ＬＥＤを取り
付けて平面状の蛍光発光体の裏面に紫外線を照射するこ
とによって、蛍光体から発せられた蛍光が平面状の透明
なフィルムを透過して、蛍光発光体の表面全面も均一に
発光する。この蛍光発光体の表面の発光が蛍光発光体の
表面側にあたる透明な隣り合う２面から照射されて、直
方体の長手方向に沿って均一な面発光が得られる。この
ため、デスク照明具・照明付き表札・アプローチ照明具
等に最適な照明装置となる。In the LED lighting device having such a configuration, ultraviolet light is emitted from the phosphor by attaching ultraviolet LEDs to the remaining two corners of the non-transparent surface and irradiating the back surface of the flat fluorescent light emitter with ultraviolet light. The fluorescent light passes through the flat transparent film, and the entire surface of the fluorescent luminous body emits light uniformly. The light emitted from the surface of the fluorescent material is emitted from two transparent adjacent surfaces corresponding to the surface of the fluorescent material, and uniform surface light is obtained along the longitudinal direction of the rectangular parallelepiped. For this reason, the lighting device is optimal for a desk lighting device, an illuminated nameplate, an approach lighting device, and the like.
【００２３】このようにして、直方体の長手方向に沿っ
て均一な面発光が得られることによって、デスク照明具
・照明付き表札・アプローチ照明具等に最適なＬＥＤ照
明具となる。In this manner, uniform surface light emission can be obtained along the longitudinal direction of the rectangular parallelepiped, so that an LED lighting device optimal for a desk lighting device, an illuminated nameplate, an approach lighting device, and the like can be obtained.
【００２４】請求項７の発明にかかるＬＥＤ照明具は、
請求項２乃至請求項６のいずれか１つの構成において、
前記蛍光発光体は透明なフィルムに前記蛍光体で文字・
記号・図形・模様のうち１または２以上を印刷してなる
ものである。An LED lighting device according to the invention of claim 7 is:
In any one of claims 2 to 6,
The fluorescent luminous body is composed of a transparent film and
It is formed by printing one or more of symbols, figures, and patterns.
【００２５】かかる構成を有するＬＥＤ照明具において
は、蛍光発光体の基材が透明なフィルムであることから
スクリーン印刷によって蛍光体で文字・記号・図形・模
様を容易に印刷することができる。このような蛍光発光
体に紫外線ＬＥＤから紫外線を照射することによって、
印刷された文字・記号・図形・模様のうち１または２以
上が蛍光を発して浮かび上がる。したがって、よりデザ
イン的に優れた照明となるとともに、文字を印刷してお
くことによって来客に対するメッセージを伝えることも
できる。In the LED lighting device having such a configuration, since the base material of the fluorescent luminous body is a transparent film, characters, symbols, figures, and patterns can be easily printed with the fluorescent substance by screen printing. By irradiating such a fluorescent substance with ultraviolet light from an ultraviolet LED,
One or more of the printed characters / symbols / graphics / patterns emit fluorescent light and emerge. Therefore, the illumination becomes more excellent in design, and the message to the visitor can be transmitted by printing characters.
【００２６】このようにして、よりデザイン的に優れた
照明となるとともに、文字を印刷しておくことによって
来客に対するメッセージを伝えることもできるＬＥＤ照
明具となる。[0026] In this way, the LED illuminator is designed to provide more excellent illumination in design and also to transmit a message to a visitor by printing characters.
【００２７】請求項８の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項７のいずれか１つの構成において、
前記蛍光材料は、紫外線の照射によって赤色を発光する
赤色蛍光材料と、紫外線の照射によって緑色を発光する
緑色蛍光材料と、紫外線の照射によって青色を発光する
青色蛍光材料とからなるものである。An LED lighting device according to the invention of claim 8 is:
In any one of claims 1 to 7,
The fluorescent material includes a red fluorescent material that emits red light when irradiated with ultraviolet light, a green fluorescent material that emits green light when irradiated with ultraviolet light, and a blue fluorescent material that emits blue light when irradiated with ultraviolet light.
【００２８】したがって、これら光の三原色を発光する
３種類の蛍光材料を所定の割合で配合して蛍光体とする
ことによって、かかる蛍光体が塗布された蛍光発光体に
紫外線ＬＥＤから紫外線を照射すれば、白色やそれに近
い昼光色の発光が得られて、デスク照明具・パソコン照
明具・室内照明等として極めて適した照明となる。Therefore, by mixing three types of fluorescent materials emitting the three primary colors of light in a predetermined ratio to form a fluorescent material, the fluorescent light-emitting material coated with the fluorescent material can be irradiated with ultraviolet light from the ultraviolet LED. For example, white or near daylight light emission can be obtained, which is extremely suitable for desk lighting, personal computer lighting, indoor lighting, and the like.
【００２９】このようにして、均一な面発光で白色やそ
れに近い昼光色の発光が得られて、デスク照明具・パソ
コン照明具・室内照明等として極めて適したＬＥＤ照明
具となる。In this manner, white or near daylight light emission can be obtained with uniform surface light emission, and an LED lighting device extremely suitable as a desk lighting device, a personal computer lighting device, an indoor lighting device, or the like can be obtained.
【００３０】請求項９の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項８のいずれか１つの構成において、
前記紫外線発光素子は、そのピーク発光波長が３６０ｎ
ｍから４００ｎｍの範囲内であるものである。The LED lighting device according to the ninth aspect of the present invention
In any one of claims 1 to 8,
The ultraviolet light emitting element has a peak light emission wavelength of 360n.
m is in the range of 400 nm.
【００３１】したがって、紫外線発光素子の中心発光波
長は３８０ｎｍとなり、紫外線発光素子といってもその
発する光は波長の長い近紫外線であり、人体、特に眼や
皮膚に対する有害性は殆どない。しかも、光の三原色で
ある赤色、緑色、青色の３色を発光する蛍光材料の各励
起スペクトルのピーク波長が全て３６０ｎｍから４００
ｎｍの範囲内に入るため、極めて効率良く蛍光を発光さ
せることができ、赤色、緑色、青色の３色を発光する蛍
光材料を用いた場合に非常に明るいＬＥＤ照明具とな
る。Therefore, the center emission wavelength of the ultraviolet light emitting element is 380 nm, and even if it is an ultraviolet light emitting element, the emitted light is near ultraviolet light having a long wavelength, and there is almost no harm to the human body, especially eyes and skin. In addition, the peak wavelength of each excitation spectrum of the fluorescent material that emits the three primary colors of light, red, green, and blue, is 360 to 400 nm.
Since it is within the range of nm, fluorescent light can be emitted very efficiently, and when a fluorescent material emitting three colors of red, green, and blue is used, a very bright LED lighting device can be obtained.
【００３２】このようにして、照明として長時間紫外線
発光素子を点灯させても健康への影響が全くないととも
に、非常に明るい発光が得られるＬＥＤ照明具となる。As described above, even if the ultraviolet light emitting element is turned on for a long time as illumination, there is no effect on health, and an LED illuminator capable of obtaining very bright light emission can be obtained.
【００３３】[0033]
【発明の実施の形態】以下、本発明の実施の形態につい
て図面を参照して説明する。Embodiments of the present invention will be described below with reference to the drawings.
【００３４】実施の形態１ まず、本発明の実施の形態１について、図１を参照して
説明する。図１（ａ）は本発明の実施の形態１にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は蛍光発光
体を示す斜視図である。First Embodiment First, a first embodiment of the present invention will be described with reference to FIG. FIG. 1A is a perspective view showing an overall configuration of an LED lighting device according to a first embodiment of the present invention, FIG. 1B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. FIG.
【００３５】図１（ａ）に示されるように、本実施の形
態１のＬＥＤ照明具１は、円柱形の照明具本体２の収容
部３に円錐形の蛍光発光体４が収容され、蛍光発光体４
は照明具本体２の台座５の上に載置されている。収容部
３は円筒形の透明なアクリル樹脂からなり、この収容部
３の上には蓋２ａが被せられている。図１（ｂ）に示さ
れるように、この蓋２ａの裏面には４個の紫外線ＬＥＤ
６が取り付けられており、照明具本体２に設けられた図
示しない点灯スイッチをＯＮにすることによって、図示
しない電源から電力を供給されて紫外線を照射する。さ
らに、図１（ｃ）に示されるように、蛍光発光体４は円
錐形の紙製の基材８の表面全面に紫外線の照射によって
発光する蛍光材料を含む蛍光体７を塗布してなるもので
ある。As shown in FIG. 1A, in the LED lighting device 1 according to the first embodiment, a conical fluorescent luminous body 4 is housed in a housing portion 3 of a cylindrical lighting body 2 and a fluorescent light is emitted. Luminous body 4
Is mounted on a pedestal 5 of the lighting fixture body 2. The housing portion 3 is made of a transparent acrylic resin having a cylindrical shape, and a lid 2a is covered on the housing portion 3. As shown in FIG. 1B, four ultraviolet LEDs are provided on the back surface of the lid 2a.
When a lighting switch (not shown) provided on the lighting fixture main body 2 is turned on, electric power is supplied from a power supply (not shown) to irradiate ultraviolet rays. Further, as shown in FIG. 1 (c), the fluorescent luminous body 4 is obtained by applying a fluorescent substance 7 containing a fluorescent material which emits light by irradiation of ultraviolet rays onto the entire surface of a conical paper base material 8. It is.
【００３６】したがって、図１（ａ）に示されるよう
に、蓋２ａの裏面に取り付けられた４個の紫外線ＬＥＤ
６から下方の収容部３に収容された蛍光発光体４に紫外
線が照射されると、蛍光発光体４の表面に塗布された蛍
光体７が所定の蛍光色で発光して、収容部３の全周３６
０度に亘って均一な面発光で蛍光が放射される。ＬＥＤ
照明具１の発光色は、蛍光体７に含まれる蛍光材料を適
宜選択することによって、好みの色とすることができ
る。例えば、蛍光材料が光の三原色の赤色、緑色、青色
の蛍光をそれぞれ発する３種類の蛍光材料を混合したも
のである場合には、従来の蛍光灯と同様に白色の光が発
せられる。その他にも、蛍光材料を選択することによっ
て、赤色、緑色、青色を始めとして、様々な色を発する
ＬＥＤ照明具１とすることができる。Therefore, as shown in FIG. 1A, four ultraviolet LEDs attached to the back surface of the lid 2a
When the fluorescent light-emitting body 4 housed in the housing part 3 below from 6 is irradiated with ultraviolet light, the fluorescent body 7 applied to the surface of the fluorescent light-emitting body 4 emits light of a predetermined fluorescent color. All around 36
Fluorescence is emitted with uniform surface emission over 0 degrees. LED
The emission color of the lighting fixture 1 can be set to a desired color by appropriately selecting a fluorescent material contained in the phosphor 7. For example, when the fluorescent material is a mixture of three types of fluorescent materials that emit the three primary colors of red, green, and blue, respectively, white light is emitted as in a conventional fluorescent lamp. In addition, by selecting a fluorescent material, the LED lighting device 1 that emits various colors including red, green, and blue can be obtained.
【００３７】なお、本実施の形態１のＬＥＤ照明具１に
おいては、紫外線ＬＥＤ６の紫外線発光素子としてピー
ク発光波長が３６０ｎｍから４００ｎｍの範囲内であ
り、発光層にインジウムを含むＧａＮ系化合物半導体を
用いている。したがって、紫外線発光素子の中心発光波
長は３８０ｎｍとなり、紫外線発光素子といってもその
発する光は波長の長い近紫外線であり、人体、特に眼や
皮膚に対する有害性は殆どない。しかも、光の三原色で
ある赤色、緑色、青色の３色を発光する蛍光材料の各励
起スペクトルのピーク波長が全て３６０ｎｍから４００
ｎｍの範囲内に入るため、極めて効率良く蛍光を発光さ
せることができ、赤色、緑色、青色の３色を発光する蛍
光材料を用いた場合に非常に明るいＬＥＤ照明具とな
る。このように、照明として長時間紫外線発光素子を点
灯させても健康への影響が全くないとともに、非常に明
るい発光が得られるＬＥＤ照明具１となる。この紫外線
発光素子の特性については、以下の各実施の形態につい
ても同様である。In the LED lighting device 1 according to the first embodiment, a GaN-based compound semiconductor containing indium and having a peak emission wavelength in a range of 360 nm to 400 nm as an ultraviolet light emitting element of the ultraviolet LED 6 is used. ing. Accordingly, the center emission wavelength of the ultraviolet light emitting element is 380 nm, and even if it is called an ultraviolet light emitting element, the emitted light is near ultraviolet light having a long wavelength, and there is almost no harm to the human body, especially eyes and skin. In addition, the peak wavelength of each excitation spectrum of the fluorescent material that emits the three primary colors of light, red, green, and blue, is 360 to 400 nm.
Since it is within the range of nm, fluorescent light can be emitted very efficiently, and when a fluorescent material emitting three colors of red, green, and blue is used, a very bright LED lighting device can be obtained. As described above, even if the ultraviolet light emitting element is turned on for a long time as illumination, there is no effect on health and the LED lighting device 1 can obtain very bright light emission. The characteristics of the ultraviolet light emitting element are the same in the following embodiments.
【００３８】このようにして、本実施の形態１のＬＥＤ
照明具１においては、紫外線ＬＥＤ６と蛍光材料を含む
蛍光体７を用いることによって、均一な面発光が得られ
るとともに、所望の発光色を出すことができて自由な光
表現が可能となる。As described above, the LED of the first embodiment
In the lighting device 1, by using the ultraviolet LED 6 and the phosphor 7 containing a fluorescent material, uniform surface light emission can be obtained, a desired light emission color can be obtained, and free light expression can be achieved.
【００３９】なお、本実施の形態１のＬＥＤ照明具１を
常夜灯・アプローチ照明具・庭園灯等の屋外用照明とし
て使用する場合には、蓋２ａの上面に太陽電池を配置し
て、照明具本体２内に蓄電装置を配置し、これを紫外線
ＬＥＤ６の電源として使用することもできる。When the LED lighting device 1 according to the first embodiment is used as outdoor lighting such as a night light, an approach lighting device, a garden light, etc., a solar cell is arranged on the upper surface of the lid 2a, and A power storage device can be arranged in the main body 2 and used as a power source for the ultraviolet LED 6.
【００４０】実施の形態２ 次に、本発明の実施の形態２について、図２を参照して
説明する。図２（ａ）は本発明の実施の形態２にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は蛍光発
光体を示す斜視図である。Second Embodiment Next, a second embodiment of the present invention will be described with reference to FIG. FIG. 2A is a perspective view showing an overall configuration of an LED lighting device according to a second embodiment of the present invention, and FIG. 2B is a perspective view showing a fluorescent luminous body.
【００４１】図２（ａ）に示されるように、本実施の形
態２のＬＥＤ照明具１１は、円柱形の照明具本体９の収
容部３に円錐形の蛍光発光体１０が収容され、蛍光発光
体１０は照明具本体２の台座５の上に載置されている。
収容部３は円筒形の透明なアクリル樹脂からなり、この
収容部３の上には蓋９ａが被せられている。台座５の上
面には４個の紫外線ＬＥＤ６が取り付けられており、照
明具本体２に設けられた図示しない点灯スイッチをＯＮ
にすることによって、図示しない電源から電力を供給さ
れて紫外線を照射する。また、図２（ｂ）に示されるよ
うに、蛍光発光体１０は円錐形の透明アクリル樹脂製の
基材１２の裏面全面に紫外線の照射によって発光する蛍
光材料を含む蛍光体７を塗布してなるものである。As shown in FIG. 2A, in the LED lighting device 11 of the second embodiment, a conical fluorescent light-emitting body 10 is housed in a housing portion 3 of a column-shaped lighting device main body 9, and a fluorescent light is emitted. The illuminant 10 is mounted on the pedestal 5 of the lighting fixture body 2.
The housing 3 is made of a transparent acrylic resin having a cylindrical shape, and a lid 9a is placed on the housing 3. Four ultraviolet LEDs 6 are mounted on the upper surface of the pedestal 5, and a lighting switch (not shown) provided on the lighting fixture body 2 is turned on.
In this case, power is supplied from a power source (not shown) to irradiate ultraviolet rays. Further, as shown in FIG. 2B, the fluorescent luminous body 10 is formed by applying a fluorescent substance 7 containing a fluorescent material which emits light by irradiation of ultraviolet rays onto the entire back surface of a conical transparent acrylic resin base material 12. It becomes.
【００４２】したがって、図２（ａ）に示されるよう
に、台座５の上面に取り付けられた４個の紫外線ＬＥＤ
６から上方の収容部３に収容された蛍光発光体１０に紫
外線が照射されると、蛍光発光体１０の裏面に塗布され
た蛍光体７が所定の蛍光色で発光して、この発光は透明
アクリル樹脂製の基材１２を透過して、蛍光発光体１０
の表面全面を光らせて、収容部３の全周３６０度に亘っ
て均一な面発光で蛍光が放射される。ＬＥＤ照明具１１
の発光色は、蛍光体７に含まれる蛍光材料を適宜選択す
ることによって、好みの色とすることができる。Therefore, as shown in FIG. 2A, four ultraviolet LEDs mounted on the upper surface of the pedestal 5
When the fluorescent light-emitting body 10 accommodated in the housing part 3 above the fluorescent light-emitting body 6 is irradiated with ultraviolet rays, the fluorescent body 7 applied to the back surface of the fluorescent light-emitting body 10 emits light of a predetermined fluorescent color, and this light emission is transparent. The fluorescent material 10 is transmitted through the acrylic resin base material 12 and
Is illuminated on the entire surface, and the fluorescent light is emitted with uniform surface emission over the entire circumference of the housing portion 360 degrees. LED lighting equipment 11
Can be set to a desired color by appropriately selecting the fluorescent material contained in the phosphor 7.
【００４３】このようにして、本実施の形態２のＬＥＤ
照明具１１においては、紫外線ＬＥＤ６と蛍光材料を含
む蛍光体７を用いることによって、均一な面発光が得ら
れるとともに、所望の発光色を出すことができて自由な
光表現が可能となる。As described above, the LED of the second embodiment
In the lighting fixture 11, by using the ultraviolet LED 6 and the phosphor 7 containing a fluorescent material, uniform surface light emission can be obtained, a desired light emission color can be obtained, and free light expression is possible.
【００４４】なお、本実施の形態２のＬＥＤ照明具１１
を常夜灯・アプローチ照明具・庭園灯等の屋外用照明と
して使用する場合には、蓋９ａの上面に太陽電池を配置
して、照明具本体９内に蓄電装置を配置し、これを紫外
線ＬＥＤ６の電源として使用することもできる。また、
本実施の形態２のＬＥＤ照明具１１においては、蛍光発
光体１０の透明な基材１２として透明アクリル樹脂を用
いているが、代わりに透明ポリエチレンフィルム等の透
明フィルムを用いて、これにスクリーン印刷で文字・記
号・図形・模様等を蛍光体７で印刷してから円錐形とし
たものを蛍光発光体１０として用いても良い。このよう
な蛍光発光体１０に紫外線ＬＥＤ６から紫外線を照射す
ることによって、印刷された文字・記号・図形・模様等
が蛍光を発して浮かび上がる。したがって、よりデザイ
ン的に優れた照明となるとともに、文字を印刷しておく
ことによって来客に対するメッセージを伝えることもで
きる。The LED lighting device 11 of the second embodiment
Is used as an outdoor light such as a night light, an approach lighting device, a garden light, etc., a solar cell is arranged on the upper surface of the lid 9a, a power storage device is arranged in the lighting device body 9, and this is It can also be used as a power source. Also,
In the LED lighting device 11 of the second embodiment, a transparent acrylic resin is used as the transparent base material 12 of the fluorescent luminous body 10, but instead, a transparent film such as a transparent polyethylene film is used, and screen printing is performed thereon. Alternatively, a character, a symbol, a figure, a pattern, or the like may be printed with the phosphor 7 and then formed into a conical shape to be used as the phosphor 10. By irradiating the fluorescent luminous body 10 with ultraviolet light from the ultraviolet LED 6, printed characters, symbols, figures, patterns, etc. emit fluorescent light and emerge. Therefore, the illumination becomes more excellent in design, and the message to the visitor can be transmitted by printing characters.
【００４５】実施の形態３ 次に、本発明の実施の形態３について、図３を参照して
説明する。図３（ａ）は本発明の実施の形態３にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は蛍光発
光体を示す斜視図、（ｃ）は紫外線ＬＥＤの取り付け位
置を示す斜視図である。Third Embodiment Next, a third embodiment of the present invention will be described with reference to FIG. FIG. 3A is a perspective view showing an overall configuration of an LED lighting device according to a third embodiment of the present invention, FIG. 3B is a perspective view showing a fluorescent body, and FIG. 3C is a perspective view showing a mounting position of an ultraviolet LED. FIG.
【００４６】図３（ａ）に示されるように、本実施の形
態３のＬＥＤ照明具２１は、円柱形の照明具本体１３の
開口部１３ａに円柱形の一部を切り取った板状の蛍光発
光体１５が嵌め込まれて収容されている。したがって、
照明具本体１３の開口部１３ａは、蛍光発光体１５を収
容する収容部に相当する。円柱形の照明具本体１３は、
垂直に伸びて略直角に曲がった支持棒１４によって水平
方向に向けて支持されている。図３（ｂ）に示されるよ
うに、蛍光発光体１５は透明なアクリル樹脂の裏面全面
に蛍光体７を塗布してなるものである。また、図３
（ｃ）に示されるように、円柱形の照明具本体１３の蛍
光発光体１５が嵌め込まれる側に相対する照明具本体１
３の内面に、４個の紫外線ＬＥＤ６が横一列に並べられ
て取り付けられている。As shown in FIG. 3 (a), an LED lighting device 21 according to the third embodiment has a plate-like fluorescent light in which a part of a cylindrical shape is cut into an opening 13a of a cylindrical lighting device body 13. The luminous body 15 is fitted and accommodated. Therefore,
The opening 13 a of the lighting fixture body 13 corresponds to a storage unit that stores the fluorescent light emitting body 15. The column-shaped lighting fixture body 13
It is supported in the horizontal direction by a support rod 14 that extends vertically and is bent at a substantially right angle. As shown in FIG. 3B, the fluorescent luminous body 15 is formed by applying the fluorescent body 7 to the entire back surface of a transparent acrylic resin. FIG.
As shown in (c), the lighting fixture body 1 facing the side of the cylindrical lighting fixture body 13 into which the fluorescent light emitting body 15 is fitted.
On the inner surface of 3, three ultraviolet LEDs 6 are attached side by side in a row.
【００４７】したがって、４個の紫外線ＬＥＤ６に図示
されない電源から電力が供給されると、４個の紫外線Ｌ
ＥＤ６から収容部１３ａに嵌め込まれた蛍光発光体１５
の裏面に紫外線が照射され、蛍光発光体１５の裏面全面
に塗布された蛍光体７が独自の蛍光色で発光する。蛍光
発光体１５の基材は透明なアクリル樹脂であるため、こ
の発光は蛍光発光体１５の基材を透過して蛍光発光体１
５の表面全体が光り、均一な面発光で外部に蛍光が放射
される。ＬＥＤ照明具２１の発光色は、蛍光体７に含ま
れる蛍光材料を適宜選択することによって、好みの色と
することができる。蛍光体７が白色に発光するものであ
る場合には、このＬＥＤ照明具２１はパソコン照明具等
に適したものとなる。また、ＬＥＤ照明具２１を常夜灯
・アプローチ照明具・庭園灯等の屋外用照明として使用
する場合には、照明具本体１３の外面に太陽電池を配置
して、照明具本体１３内に蓄電装置を配置し、これを紫
外線ＬＥＤ６の電源として使用することもできる。Therefore, when power is supplied from a power supply (not shown) to the four ultraviolet LEDs 6, the four ultraviolet LEDs L
Fluorescent light-emitting body 15 fitted from ED 6 into housing 13a
Is irradiated with ultraviolet light, and the fluorescent material 7 applied on the entire back surface of the fluorescent light emitting body 15 emits light of a unique fluorescent color. Since the base material of the fluorescent luminous body 15 is a transparent acrylic resin, this light emission passes through the base material of the fluorescent luminous body 15 and
The entire surface of No. 5 glows, and fluorescent light is emitted to the outside with uniform surface light emission. The emission color of the LED lighting device 21 can be set to a desired color by appropriately selecting the fluorescent material contained in the phosphor 7. When the phosphor 7 emits white light, the LED lighting device 21 is suitable for a personal computer lighting device or the like. When the LED lighting device 21 is used as outdoor lighting such as a night light, an approach lighting device, a garden light, or the like, a solar cell is arranged on the outer surface of the lighting device body 13 and a power storage device is provided in the lighting device body 13. It can also be used as a power source for the ultraviolet LED 6.
【００４８】このようにして、本実施の形態３のＬＥＤ
照明具２１においては、紫外線ＬＥＤ６と蛍光材料を含
む蛍光体７を用いることによって、均一な面発光が得ら
れるとともに、所望の発光色を出すことができて自由な
光表現が可能となる。As described above, the LED of the third embodiment
In the lighting device 21, by using the ultraviolet LED 6 and the phosphor 7 containing a fluorescent material, uniform surface light emission can be obtained, and a desired light emission color can be obtained, and free light expression can be achieved.
【００４９】実施の形態４ 次に、本発明の実施の形態４について、図４及び図５を
参照して説明する。図４（ａ）は本発明の実施の形態４
にかかるＬＥＤ照明具の全体構成を示す斜視図、（ｂ）
は紫外線ＬＥＤの取り付け位置を示す斜視図、（ｃ）は
蛍光発光体を示す斜視図である。図５（ａ）は本発明の
実施の形態４の変形例にかかるＬＥＤ照明具の全体構成
を示す斜視図、（ｂ）は蛍光発光体を示す斜視図であ
る。Fourth Embodiment Next, a fourth embodiment of the present invention will be described with reference to FIGS. FIG. 4A shows a fourth embodiment of the present invention.
FIG. 2B is a perspective view showing the overall configuration of the LED lighting device according to the first embodiment.
FIG. 3 is a perspective view showing a mounting position of an ultraviolet LED, and FIG. 3C is a perspective view showing a fluorescent light emitting body. FIG. 5A is a perspective view showing an overall configuration of an LED lighting device according to a modification of the fourth embodiment of the present invention, and FIG. 5B is a perspective view showing a fluorescent light emitting body.
【００５０】図４（ａ）に示されるように、本実施の形
態４のＬＥＤ照明具３１は、円柱形の一部がくりぬかれ
た形状の照明具本体１６を有しており、本体上部１６ａ
と台座１７の間の空間に蛍光発光体１９を収容した収容
部１８が着脱可能になっている。収容部１８は円筒形状
の透明アクリル樹脂からなるもので、蛍光発光体１９は
収容部１８の内径とほぼ同じ径の円周を有する円錐形で
あって、収容部１８の底部に押し込まれて収容される。
図４（ｂ）に示されるように、照明具本体１６の本体上
部１６ａの下面には４個の紫外線ＬＥＤ６が取り付けら
れている。また、図４（ｃ）に示されるように、蛍光発
光体１９は紙製の円錐形状の基材２２の表面全面に紫外
線の照射によって発光する蛍光材料を含む蛍光体２０を
塗布してなるものである。本実施の形態４においては、
紫外線の照射によって異なる蛍光色を発光する蛍光材料
を含む蛍光体２０を塗布した蛍光発光体１９が幾つも用
意されている。As shown in FIG. 4A, the LED lighting device 31 of the fourth embodiment has a lighting device main body 16 having a cylindrical shape with a part cut out, and an upper portion 16a of the main body.
An accommodation portion 18 accommodating the fluorescent light-emitting body 19 is detachably provided in a space between the base and the pedestal 17. The housing portion 18 is made of a transparent acrylic resin having a cylindrical shape, and the fluorescent luminous body 19 is a conical shape having a circumference having substantially the same diameter as the inner diameter of the housing portion 18. Is done.
As shown in FIG. 4B, four ultraviolet LEDs 6 are mounted on the lower surface of the upper body 16a of the lighting fixture body 16. As shown in FIG. 4 (c), the fluorescent luminous body 19 is obtained by applying a fluorescent body 20 containing a fluorescent material which emits light by irradiation of ultraviolet rays onto the entire surface of a paper-shaped conical base material 22. It is. In the fourth embodiment,
There are prepared a number of fluorescent light-emitting members 19 coated with a fluorescent member 20 containing a fluorescent material that emits a different fluorescent color when irradiated with ultraviolet light.
【００５１】このような複数の蛍光発光体１９の中から
１つを選択して収容部１８に収容し、収容部１８を台座
１７の上に載置して照明具本体１６に装着してから、図
示しない電源から紫外線ＬＥＤ６に電力を供給すると紫
外線が下方に向かって照射され、収容部１８に収容され
た蛍光発光体１９が独自の蛍光色で発光して、円錐形の
表面全面から透明な収容部１８を透過して照明具本体１
６に遮られる部分以外の全周に亘って蛍光が放射され
る。この蛍光発光体１９の蛍光色による発光を好みの時
間だけ行わせたら、収容部１８を照明具本体１６から外
して蛍光発光体１９を別の蛍光色のものと取り替える。
このとき、紫外線ＬＥＤ６は点灯したままでも良い。そ
して、新しい蛍光発光体１９を収容した収容部１８を照
明具本体１６に装着すると、別の蛍光色による面発光が
楽しめる。One of the plurality of fluorescent light-emitting bodies 19 is selected and housed in the housing 18, and the housing 18 is placed on the pedestal 17 and mounted on the lighting fixture body 16. When power is supplied to the ultraviolet LED 6 from a power supply (not shown), ultraviolet light is emitted downward, and the fluorescent luminous body 19 accommodated in the accommodating portion 18 emits light of a unique fluorescent color, and the entire surface of the conical surface is transparent. The lighting fixture body 1 penetrating through the housing 18
Fluorescent light is emitted over the entire periphery except for the part blocked by 6. When light emission of the fluorescent luminous body 19 by the fluorescent color is performed for a desired time, the accommodating portion 18 is removed from the lighting fixture body 16 and the fluorescent luminous body 19 is replaced with another fluorescent luminous body.
At this time, the ultraviolet LED 6 may remain lit. Then, when the accommodating portion 18 accommodating the new fluorescent luminous body 19 is mounted on the lighting fixture main body 16, surface light emission of another fluorescent color can be enjoyed.
【００５２】このように、収容部１８を照明具本体１６
から外して、収容部１８に収容されている蛍光発光体１
９を他の蛍光色を発する蛍光体２０が塗布された蛍光発
光体１９と入れ替えて、再び収容部１８を照明具本体１
６に装着することによって、自由自在にＬＥＤ照明具３
１の発光色を変えることができる。これによって、好み
の色で自由な光表現を行うことができる。As described above, the housing 18 is connected to the lighting fixture main body 16.
From the fluorescent light-emitting body 1 housed in the housing portion 18
9 is replaced with a fluorescent luminous body 19 coated with a fluorescent body 20 emitting another fluorescent color, and the housing portion 18 is again replaced with the lighting fixture body 1.
6 can be freely attached to the LED lighting device 3
1 can change the emission color. Thereby, free light expression can be performed with a desired color.
【００５３】このようにして、本実施の形態４のＬＥＤ
照明具３１においては、均一な面発光が得られるととも
に、発光色を次々に変化させることができて、より自由
な光表現が可能となる。As described above, the LED of the fourth embodiment
In the lighting fixture 31, uniform surface light emission is obtained, and the light emission color can be changed one after another, so that more free light expression is possible.
【００５４】次に、本実施の形態４のＬＥＤ照明具の変
形例について、図５を参照して説明する。図５（ａ）に
示されるように、本実施の形態４の変形例のＬＥＤ照明
具４１は、照明具本体１６の構成はＬＥＤ照明具３１と
殆ど同じである。異なるのは、４個の紫外線ＬＥＤ６が
本体上部１６ａの下面ではなく、台座１７の上面に取り
付けられている点である。収容部１８は同様に円筒形状
の透明アクリル樹脂からなるもので、蛍光発光体２３は
収容部１８の内径とほぼ同じ径の円周を有する円錐形で
あって、収容部１８の底部に押し込まれて収容される。
ここで、図５（ｂ）に示されるように、蛍光発光体２３
は、透明なアクリル樹脂からなる円錐形の基部２４の裏
面全面に蛍光体２０を塗布してなるものである。本実施
の形態４の変形例においても、紫外線の照射によって異
なる蛍光色を発光する蛍光材料を含む蛍光体２０を塗布
した蛍光発光体２３が幾つも用意されている。Next, a modification of the LED lighting device of the fourth embodiment will be described with reference to FIG. As shown in FIG. 5A, an LED lighting device 41 of a modification of the fourth embodiment has almost the same configuration of the lighting device body 16 as the LED lighting device 31. The difference is that the four ultraviolet LEDs 6 are attached to the upper surface of the pedestal 17 instead of the lower surface of the upper body 16a. The housing 18 is also made of a transparent acrylic resin having a cylindrical shape, and the fluorescent luminous body 23 has a conical shape having a circumference substantially equal to the inner diameter of the housing 18 and is pushed into the bottom of the housing 18. Is accommodated.
Here, as shown in FIG.
Is formed by applying a phosphor 20 on the entire back surface of a conical base 24 made of transparent acrylic resin. Also in the modification of the fourth embodiment, there are provided a number of fluorescent light-emitting members 23 coated with the fluorescent members 20 containing a fluorescent material that emits a different fluorescent color when irradiated with ultraviolet light.
【００５５】このような複数の蛍光発光体２３の中から
１つを選択して収容部１８に収容し、収容部１８を台座
１７の上に載置して照明具本体１６に装着してから、図
示しない電源から紫外線ＬＥＤ６に電力を供給すると紫
外線が上方に向かって照射され、収容部１８に収容され
た蛍光発光体２３の裏面全体が独自の蛍光色で発光し
て、この発光は透明なアクリル樹脂からなる基材２４を
透過して蛍光発光体２３の表面全体が発光する。そし
て、円錐形の表面全面から透明な収容部１８を透過して
照明具本体１６に遮られる部分以外の全周に亘って蛍光
が放射される。この蛍光発光体２３の蛍光色による発光
を好みの時間だけ行わせたら、収容部１８を照明具本体
１６から外して蛍光発光体２３を別の蛍光色のものと取
り替える。このとき、紫外線ＬＥＤ６は点灯したままで
も良い。そして、新しい蛍光発光体２３を収容した収容
部１８を照明具本体１６に装着すると、別の蛍光色によ
る面発光が楽しめる。One of the plurality of fluorescent light-emitting bodies 23 is selected and housed in the housing 18, and the housing 18 is placed on the pedestal 17 and mounted on the lighting fixture body 16. When power is supplied to the ultraviolet LED 6 from a power supply (not shown), ultraviolet light is emitted upward, and the entire back surface of the fluorescent light emitting body 23 accommodated in the accommodating portion 18 emits a unique fluorescent color. The whole surface of the fluorescent body 23 emits light through the base material 24 made of an acrylic resin. Then, the fluorescent light is radiated from the entire surface of the conical surface through the transparent housing portion 18 over the entire periphery except the portion blocked by the lighting device body 16. After the fluorescent light emitting member 23 emits light of the fluorescent color for a desired period of time, the accommodating portion 18 is removed from the lighting fixture body 16 and the fluorescent light emitting member 23 is replaced with another fluorescent light emitting member. At this time, the ultraviolet LED 6 may remain lit. Then, when the accommodating portion 18 accommodating the new fluorescent luminous body 23 is mounted on the lighting fixture main body 16, surface light emission of another fluorescent color can be enjoyed.
【００５６】このようにして、本実施の形態４の変形例
のＬＥＤ照明具４１においても、均一な面発光が得られ
るとともに、発光色を次々に変化させることができて、
より自由な光表現が可能となる。As described above, even in the LED lighting device 41 of the modification of the fourth embodiment, uniform surface light emission can be obtained, and the emission color can be changed one after another.
Freer light expression becomes possible.
【００５７】なお、本実施の形態４のＬＥＤ照明具３１
及び変形例のＬＥＤ照明具４１を常夜灯・アプローチ照
明具・庭園灯等の屋外用照明として使用する場合には、
照明具本体１６の本体上部１６ａの上面に太陽電池を配
置して、照明具本体１６内に蓄電装置を配置し、これを
紫外線ＬＥＤ６の電源として使用することもできる。ま
た、本実施の形態４の変形例のＬＥＤ照明具４１におい
ては、蛍光発光体２３の透明な基材２４として透明アク
リル樹脂を用いているが、代わりに透明ポリエチレンフ
ィルム等の透明フィルムを用いて、これにスクリーン印
刷で文字・記号・図形・模様等を蛍光体２０で印刷して
から円錐形としたものを蛍光発光体２３として用いても
良い。このような蛍光発光体２３に紫外線ＬＥＤ６から
紫外線を照射することによって、印刷された文字・記号
・図形・模様等が蛍光を発して浮かび上がる。したがっ
て、よりデザイン的に優れた照明となるとともに、文字
を印刷しておくことによって来客に対するメッセージを
伝えることもできる。The LED lighting device 31 of the fourth embodiment
When using the LED lighting device 41 of the modified example as outdoor lighting such as a night light, an approach lighting device, a garden light, etc.
It is also possible to arrange a solar cell on the upper surface of the main body upper part 16a of the lighting fixture main body 16, arrange a power storage device inside the lighting fixture main body 16, and use this as a power source of the ultraviolet LED 6. Further, in the LED lighting device 41 of the modified example of the fourth embodiment, a transparent acrylic resin is used as the transparent base material 24 of the fluorescent light emitting body 23, but a transparent film such as a transparent polyethylene film is used instead. Alternatively, a character, a symbol, a figure, a pattern, or the like, which is printed by screen printing with the phosphor 20 and then formed into a conical shape, may be used as the fluorescent light emitting body 23. By irradiating the fluorescent luminous body 23 with ultraviolet light from the ultraviolet LED 6, printed characters, symbols, figures, patterns, etc. emit fluorescent light and emerge. Therefore, the illumination becomes more excellent in design, and the message to the visitor can be transmitted by printing characters.
【００５８】実施の形態５ 次に、本発明の実施の形態５について、図６を参照して
説明する。図６（ａ）は本発明の実施の形態５にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は格納部の
内部を示す斜視図である。Fifth Embodiment Next, a fifth embodiment of the present invention will be described with reference to FIG. FIG. 6A is a perspective view showing an overall configuration of an LED lighting device according to a fifth embodiment of the present invention, FIG. 6B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. It is a perspective view.
【００５９】図６（ａ）に示されるように、本実施の形
態５のＬＥＤ照明具５１の照明具本体２８は、台座とも
なる格納部２９に２本の支柱２７ａ，２７ｂが立設され
て円柱形の本体上部２５をこれらの２本の支柱２７ａ，
２７ｂで支持している。この本体上部２５の下面に透明
なアクリル樹脂からなる円筒形の収容部２６が取り付け
られて支持されており、円筒形の収容部２６の下端部は
格納部２９の中に入り込んでいる。収納部２６の内部に
は、円錐形の紙製の基材の表面に蛍光体を塗布した蛍光
発光体３６が収容されている。また、格納部２９には、
開閉自在な扉３０が取り付けられている。図６（ｂ）に
示されるように、本体上部２５の下面中央に１個の紫外
線ＬＥＤ６が取り付けられている。As shown in FIG. 6A, the lighting device main body 28 of the LED lighting device 51 according to the fifth embodiment has two columns 27a and 27b standing upright in a storage portion 29 also serving as a pedestal. The cylindrical main body upper part 25 is connected to these two columns 27a,
27b. A cylindrical accommodating portion 26 made of transparent acrylic resin is attached and supported on the lower surface of the upper portion 25 of the main body, and the lower end portion of the cylindrical accommodating portion 26 enters the storing portion 29. Inside the accommodating portion 26, a fluorescent luminous body 36 in which a fluorescent material is applied to the surface of a conical paper base material is accommodated. Further, the storage unit 29 includes
An openable and closable door 30 is attached. As shown in FIG. 6B, one ultraviolet LED 6 is attached to the center of the lower surface of the upper body 25.
【００６０】さらに、図６（ｃ）に示されるように、蛍
光発光体３６の下端部は折り返されていて、格納部２９
内に突出した円筒形の収容部２６の下端部にこの折り返
し部分を嵌め込むことによって、蛍光発光体３６は収容
部２６内に支持されている。そして、格納部２９内には
複数の異なる発光色を有する蛍光発光体３６が積み重ね
られて格納されている。Further, as shown in FIG. 6 (c), the lower end of the fluorescent luminous body 36 is folded back,
By fitting the folded portion into the lower end portion of the cylindrical housing portion 26 protruding inward, the fluorescent light emitting body 36 is supported in the housing portion 26. In the storage unit 29, a plurality of fluorescent light-emitting bodies 36 having different emission colors are stacked and stored.
【００６１】かかる構成を有する本実施の形態５のＬＥ
Ｄ照明具５１においては、紫外線ＬＥＤ６に図示しない
電源から電力が供給されることによって紫外線ＬＥＤ６
から下方に紫外線が照射されて、蛍光発光体３６の表面
全体が独自の蛍光色で発光し、透明な収容部２６を透過
して全周３６０度に亘って均一な面発光で蛍光が放射さ
れる。そして、発光色を変えたい場合には、格納部２９
の扉３０を開けて内部に格納されている複数の蛍光発光
体３６の中から好みの発光色のものを選んで取り出し、
収容部２６に収容されている蛍光発光体３６を取り外し
て、新しい蛍光発光体３６を収容部２６に取り付ける。
この間、紫外線ＬＥＤ６は点灯したままでも良い。これ
によって、新しい蛍光色による発光が楽しめる。The LE of the fifth embodiment having such a configuration has
In the D illuminator 51, power is supplied from a power source (not shown) to the ultraviolet LED 6 so that the ultraviolet LED 6
UV light is irradiated downward from above, and the entire surface of the fluorescent luminous body 36 emits a unique fluorescent color. The fluorescent light is transmitted through the transparent accommodating portion 26 and emitted with uniform surface light emission over 360 degrees around the entire circumference. You. When the user wants to change the emission color,
The door 30 is opened, and a desired emission color is selected and taken out from the plurality of fluorescent light-emitting bodies 36 stored therein.
The fluorescent light-emitting body 36 housed in the housing 26 is removed, and a new fluorescent light-emitting body 36 is attached to the housing 26.
During this time, the ultraviolet LED 6 may remain lit. Thereby, light emission with a new fluorescent color can be enjoyed.
【００６２】このようにして、本実施の形態５のＬＥＤ
照明具５１においては、均一な面発光が得られるととも
に、発光色を次々に変化させることができて、より自由
な光表現が可能となる。また、複数の異なる発光色を有
する蛍光発光体３６が格納部２９内に格納されているた
め、発光色を変化させる際にＬＥＤ照明具５１の外部か
ら別の蛍光発光体３６を捜して持って来る手間が省け
て、直ちに蛍光発光体３６を交換することができる。As described above, the LED of the fifth embodiment
In the lighting device 51, uniform surface light emission can be obtained, and the light emission color can be changed one after another, so that more free light expression is possible. In addition, since the fluorescent light-emitting bodies 36 having a plurality of different light-emitting colors are stored in the storage unit 29, when changing the light-emitting color, another fluorescent light-emitting body 36 is searched from outside the LED lighting tool 51 and held. The fluorescent light emitter 36 can be replaced immediately without the trouble of coming.
【００６３】実施の形態６ 次に、本発明の実施の形態６について、図７を参照して
説明する。図７（ａ）は本発明の実施の形態６にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤと蛍光発光体の取り付け位置を示す側面図であ
る。Sixth Embodiment Next, a sixth embodiment of the present invention will be described with reference to FIG. FIG. 7A is a perspective view showing an overall configuration of an LED lighting device according to a sixth embodiment of the present invention, and FIG. 7B is a side view showing an attachment position of an ultraviolet LED and a fluorescent light emitter.
【００６４】図７（ａ）に示されるように、本実施の形
態６のＬＥＤ照明具６１においては、両端面のない直方
体の照明具本体３２が収容部を兼ねており、照明具本体
３２は支持柱３５によって支持されている。この照明具
本体３２の内部に、平面状の透明なフィルム３３ａに蛍
光体３４を塗布した蛍光発光体３３が収容されている。
即ち、図７（ｂ）に示されるように、平面状の透明なフ
ィルム３３ａの裏面全面に紫外線の照射によって発光す
る蛍光材料を含む蛍光体３４を塗布してなる蛍光発光体
３３が、照明具本体３２の直方体内の対角線に沿って挿
入されて収容されている。この蛍光発光体３３の表面側
にあたる照明具本体３２の直方体の隣り合う２面３２ａ
のみが透明なアクリル樹脂で作られており、残りの２面
は透明でない合成樹脂で作られていて、その角部には複
数個の紫外線ＬＥＤ６が直方体の長手方向に沿って取り
付けられている。As shown in FIG. 7 (a), in the LED lighting device 61 of the sixth embodiment, a rectangular parallelepiped lighting device body 32 having no end faces also serves as a housing. It is supported by a support column 35. Inside the lighting fixture main body 32, a fluorescent light emitting body 33 in which a fluorescent body 34 is applied to a flat transparent film 33a is accommodated.
That is, as shown in FIG. 7 (b), the fluorescent luminous body 33 formed by applying a fluorescent body 34 containing a fluorescent material that emits light by irradiating ultraviolet rays onto the entire back surface of the flat transparent film 33a is used as a lighting fixture. The main body 32 is inserted and accommodated along a diagonal line in a rectangular parallelepiped. Two adjacent surfaces 32a of a rectangular parallelepiped of the lighting fixture body 32 corresponding to the front side of the fluorescent light emitting body 33
Only the left side is made of a transparent acrylic resin, and the remaining two sides are made of a non-transparent synthetic resin, and a plurality of ultraviolet LEDs 6 are attached to the corners along the longitudinal direction of the rectangular parallelepiped.
【００６５】したがって、これらの複数個の紫外線ＬＥ
Ｄ６に図示しない電源から電力を供給すると、蛍光発光
体３３の裏面全面に塗布された蛍光体３４に紫外線が照
射されて、蛍光体３４から発せられた蛍光が平面状の透
明なフィルム３３ａを透過して、蛍光発光体３３の表面
全面も均一に発光する。この蛍光発光体３３の表面の発
光が蛍光発光体３３の表面側にあたる透明な隣り合う２
面３２ａから照射されて、照明具本体３２の直方体の長
手方向に沿って均一な面発光が得られる。このため、Ｌ
ＥＤ照明具６１は、デスク照明具・照明付き表札・アプ
ローチ照明具等に最適な照明装置となる。即ち、支持柱
３５の下端に電源スイッチを有する基台を取り付けるこ
とによって、ＬＥＤ照明具６１をデスク照明具として用
いることができる。また、支持柱３５を家の玄関前の構
造物あるいは地面に固定して、透明な隣り合う２面３２
ａに住所・氏名等を書くことによって、ＬＥＤ照明具６
１を照明付き表札として用いることができる。Therefore, the plurality of ultraviolet rays LE
When power is supplied from a power source (not shown) to D6, the phosphor 34 applied to the entire back surface of the phosphor 33 is irradiated with ultraviolet rays, and the fluorescence emitted from the phosphor 34 passes through the flat transparent film 33a. Thus, the entire surface of the fluorescent luminous body 33 emits light uniformly. The light emission on the surface of the fluorescent luminous body 33 corresponds to the transparent adjacent 2
Irradiation is performed from the surface 32a, and uniform surface light is obtained along the longitudinal direction of the rectangular parallelepiped of the lighting fixture body 32. Therefore, L
The ED lighting device 61 is a lighting device most suitable for a desk lighting device, an illuminated nameplate, an approach lighting device, and the like. That is, by attaching a base having a power switch to the lower end of the support column 35, the LED lighting device 61 can be used as a desk lighting device. Further, the supporting pillar 35 is fixed to a structure in front of the entrance of the house or the ground, and two transparent adjacent surfaces 32 are fixed.
By writing the address, name, etc. in a, the LED lighting device 6
1 can be used as a lighted nameplate.
【００６６】このようにして、本実施の形態６のＬＥＤ
照明具６１においては、照明具本体３２の直方体の長手
方向に沿って均一な面発光が得られることによって、デ
スク照明具・照明付き表札・アプローチ照明具等に最適
な照明具となる。なお、ＬＥＤ照明具６１を照明付き表
札・アプローチ照明具等の屋外照明として使用する場合
には、照明具本体３２の透明でない２面に太陽電池を取
り付けて、照明具本体３２内に蓄電装置を配置し、これ
を紫外線ＬＥＤ６の電源として用いることもできる。ま
た、平面状の透明なフィルム３３ａにスクリーン印刷に
よって文字・記号・図形・模様のうち１または２以上を
蛍光体３４で印刷することによって、蛍光発光体３３と
することもできる。このような蛍光発光体３３に紫外線
ＬＥＤ６から紫外線を照射することによって、印刷され
た文字・記号・図形・模様が蛍光を発して浮かび上が
る。これによって、よりデザイン的に優れたＬＥＤ照明
具となる。As described above, the LED of the sixth embodiment
In the lighting device 61, uniform surface light emission is obtained along the longitudinal direction of the rectangular parallelepiped of the lighting device main body 32, so that the lighting device 61 is optimally used as a desk lighting device, an illuminated nameplate, an approach lighting device, and the like. When the LED lighting device 61 is used as outdoor lighting such as an illuminated nameplate, approach lighting device, or the like, a solar cell is attached to two non-transparent surfaces of the lighting device main body 32, and a power storage device is installed in the lighting device main body 32. It can also be used as a power source for the ultraviolet LED 6. Further, one or more of the characters, symbols, figures, and patterns can be printed on the flat transparent film 33a by screen printing with the fluorescent material 34, thereby forming the fluorescent light emitting body 33. By irradiating the fluorescent light emitting body 33 with ultraviolet light from the ultraviolet LED 6, the printed characters, symbols, figures, and patterns emit fluorescent light and emerge. As a result, the LED lighting device is more excellent in design.
【００６７】実施の形態７ 次に、本発明の実施の形態７について、図８を参照して
説明する。図８（ａ）は本発明の実施の形態７にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は蛍光発光
体を示す斜視図である。Seventh Embodiment Next, a seventh embodiment of the present invention will be described with reference to FIG. FIG. 8A is a perspective view showing an overall configuration of an LED lighting device according to a seventh embodiment of the present invention, FIG. 8B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. FIG.
【００６８】図８（ａ）に示されるように、本実施の形
態７のＬＥＤ照明具７１は、円筒形の照明具本体７２に
蛍光発光体７３が嵌め込まれてなるものである。図８
（ｂ）に示されるように、照明具本体７２の下端部７２
ａが蛍光発光体７３を収容する収容部となっており、照
明具本体７２の上面の裏側には、６個の紫外線ＬＥＤ６
が取り付けられている。さらに、図８（ｃ）に示される
ように、蛍光発光体７３は、透明なアクリル製の円板７
５の片面全面に紫外線の照射によって発光する蛍光材料
を含む蛍光体７４を塗布してなるものであり、蛍光体７
４を塗布した面を上側にして照明具本体７２の下端部７
２ａに嵌め込まれる。As shown in FIG. 8A, an LED lighting device 71 according to the seventh embodiment has a fluorescent light emitting body 73 fitted into a cylindrical lighting device main body 72. FIG.
As shown in (b), the lower end 72 of the lighting fixture body 72
a is a housing part for housing the fluorescent light emitting body 73, and six ultraviolet LEDs 6 are provided on the back side of the upper surface of the lighting fixture main body 72.
Is attached. Further, as shown in FIG. 8C, the fluorescent luminous body 73 is a transparent acrylic disc 7.
5. A phosphor 74 containing a fluorescent material that emits light when irradiated with ultraviolet light is applied to the entire surface of one side of the phosphor 5.
The lower end 7 of the lighting device main body 72 with the surface coated with
2a.
【００６９】かかる構成を有するＬＥＤ照明具７１にお
いて、図示しない電源から６個の紫外線ＬＥＤ６に電力
を供給すると、紫外線ＬＥＤ６から蛍光発光体７３に紫
外線が照射され、蛍光体７４が独自の蛍光色で発光す
る。蛍光発光体７３の基材７５は透明なアクリル樹脂か
らなるものであるから、蛍光体７４の発光は基材７５を
透過して蛍光発光体７３の下面全体が発光して蛍光が外
部に照射される。ＬＥＤ照明具７１は、蛍光色を白色ま
たはそれに近い色にして、天井灯・スポット照明具等に
用いることができる。さらに、照明具本体７２の側面に
フレキシブルアームを取り付けて電源スイッチを備えた
基台に固定することによって、アームスタンドとしても
用いることができる。なお、天井灯・スポット照明具と
して用いる場合には、白色以外の様々な蛍光色を用いる
こともできる。When power is supplied from a power source (not shown) to the six ultraviolet LEDs 6 in the LED lighting device 71 having such a configuration, the ultraviolet LEDs 6 irradiate the fluorescent luminous body 73 with ultraviolet light, and the fluorescent body 74 has its own fluorescent color. Emits light. Since the base material 75 of the fluorescent luminous body 73 is made of a transparent acrylic resin, the light emission of the fluorescent body 74 is transmitted through the base material 75, the entire lower surface of the fluorescent luminous body 73 emits light, and the fluorescent light is radiated to the outside. You. The LED lighting device 71 can be used as a ceiling light, a spot lighting device, or the like by changing the fluorescent color to white or a color close to white. Furthermore, by attaching a flexible arm to the side surface of the lighting fixture body 72 and fixing it to a base provided with a power switch, it can also be used as an arm stand. When used as a ceiling light or spot lighting device, various fluorescent colors other than white can be used.
【００７０】上記各実施の形態においては、収容部を構
成する透明な材料として、透明アクリル樹脂を用いてい
るが、ポリスチレン樹脂やポリエチレン樹脂等のその他
の透明な合成樹脂材料またはガラス等の透明材料をも用
いることができる。また、蛍光発光体の透明な基材とし
ても透明アクリル樹脂を用いているが、ポリスチレン樹
脂やポリエチレン樹脂等のその他の透明な合成樹脂材料
またはガラス等の透明材料をも用いることができる。In each of the above embodiments, a transparent acrylic resin is used as the transparent material forming the housing portion. However, other transparent synthetic resin materials such as polystyrene resin and polyethylene resin or transparent materials such as glass are used. Can also be used. Although a transparent acrylic resin is also used as a transparent base material of the fluorescent light emitting body, other transparent synthetic resin materials such as polystyrene resin and polyethylene resin or transparent materials such as glass can be used.
【００７１】また、紫外線発光素子としてピーク発光波
長が３６０ｎｍから４００ｎｍの範囲内のものを使用し
ているが、蛍光材料を発光させられる紫外線であれば、
どのような波長範囲のものを用いても良い。Further, an ultraviolet light emitting element having a peak emission wavelength in the range of 360 nm to 400 nm is used.
Any wavelength range may be used.
【００７２】ＬＥＤ照明具のその他の部分の構造、形
状、数量、材質、大きさ、接続関係等についても、上記
各実施の形態に限定されるものではない。The structure, shape, quantity, material, size, connection relationship, and the like of other parts of the LED lighting fixture are not limited to the above embodiments.
【００７３】[0073]
【発明の効果】以上説明したように、請求項１の発明に
かかるＬＥＤ照明具は、紫外線の照射によって発光する
無機または有機材料の１以上からなる蛍光材料を含む蛍
光体を表面に塗布した蛍光発光体と、前記蛍光発光体を
収容する収容部を有し、前記収容部の一部または全部が
蛍光発光体の発する蛍光を外部に放射する窓部である照
明具本体と、前記照明具本体の前記蛍光発光体の表面に
相対する位置に取り付けられ、紫外線発光素子を有する
１または２以上の紫外線ＬＥＤと、前記紫外線ＬＥＤに
電力を供給する電源とを具備するものである。As described above, the LED lighting device according to the first aspect of the present invention has a fluorescent material whose surface is coated with a phosphor containing a fluorescent material made of at least one of inorganic and organic materials which emits light when irradiated with ultraviolet light. A lighting device body having a light-emitting body, a housing portion for housing the fluorescent light-emitting body, and a part or all of the housing portion being a window portion for radiating fluorescence emitted by the fluorescent light-emitting body to the outside; and the lighting device body. And one or more ultraviolet LEDs having an ultraviolet light emitting element, which are attached to a position facing the surface of the fluorescent light emitting device, and a power supply for supplying power to the ultraviolet LEDs.
【００７４】かかる構成を有するＬＥＤ照明具において
は、照明具本体の蛍光発光体の表面に相対する位置に取
り付けられた１または２以上の紫外線ＬＥＤに電源から
電力が供給されると、蛍光発光体の表面に塗布された蛍
光体に紫外線が照射されて蛍光材料が独自の蛍光色で発
光し、蛍光発光体の表面全体が均一に発光する。そし
て、蛍光発光体を収容する収容部の窓部から蛍光が外部
に放射される。蛍光発光体に塗布する蛍光体を選択する
ことによって、白色を始めとして様々な色の発光が可能
であり、ＬＥＤ照明具の用途に応じて様々な光表現が可
能となる。In the LED lighting device having such a configuration, when power is supplied from a power source to one or two or more ultraviolet LEDs attached to a position of the lighting device body facing the surface of the fluorescent light emitting member, the fluorescent light emitting member is turned off. The fluorescent material applied to the surface of the substrate is irradiated with ultraviolet rays, and the fluorescent material emits light in a unique fluorescent color, so that the entire surface of the fluorescent luminescent material emits light uniformly. Then, the fluorescent light is radiated to the outside from the window of the storage unit that stores the fluorescent luminous body. By selecting a phosphor to be applied to the fluorescent luminous body, it is possible to emit light of various colors including white, and various light expressions are possible according to the application of the LED lighting device.
【００７５】このようにして、紫外線ＬＥＤと蛍光材料
を用いることによって、均一な面発光が得られるととも
に、所望の発光色を出すことができて自由な光表現が可
能なＬＥＤ照明具となる。As described above, by using the ultraviolet LED and the fluorescent material, uniform surface light emission can be obtained, and a desired light emission color can be obtained, thereby providing an LED lighting device capable of freely expressing light.
【００７６】請求項２の発明にかかるＬＥＤ照明具は、
紫外線の照射によって発光する無機または有機材料の１
以上からなる蛍光材料を含む蛍光体を裏面に塗布した透
明または半透明の材料からなる蛍光発光体と、前記蛍光
発光体を収容する収容部を有し、前記収容部の一部また
は全部が蛍光発光体の発する蛍光を外部に放射する窓部
である照明具本体と、前記照明具本体の前記蛍光発光体
の裏面に相対する位置に取り付けられ、紫外線発光素子
を有する１または２以上の紫外線ＬＥＤと、前記紫外線
ＬＥＤに電力を供給する電源とを具備するものである。The LED lighting device according to the second aspect of the present invention
One of inorganic or organic materials that emits light when irradiated with ultraviolet light
A fluorescent or luminous body made of a transparent or translucent material coated on the back surface with a fluorescent material containing a fluorescent material composed of the above, and a housing part for housing the fluorescent light emitting body, wherein a part or all of the housing part is fluorescent. An illuminator body which is a window for radiating fluorescent light emitted from the illuminant to the outside; and one or more ultraviolet LEDs having an ultraviolet light emitting element attached to a position of the illuminator body opposite to a back surface of the fluorescent illuminant. And a power supply for supplying power to the ultraviolet LED.
【００７７】かかる構成を有するＬＥＤ照明具において
は、照明具本体の蛍光発光体の裏面に相対する位置に取
り付けられた１または２以上の紫外線ＬＥＤに電源から
電力が供給されると、蛍光発光体の裏面に塗布された蛍
光体に紫外線が照射されて蛍光材料が独自の蛍光色で発
光する。ここで、蛍光発光体は透明または半透明の材料
からなるため、蛍光体の発光は蛍光発光体を透過して蛍
光発光体の表面全体が均一に発光する。そして、蛍光発
光体を収容する収容部の窓部から蛍光が外部に放射され
る。蛍光発光体に塗布する蛍光体を選択することによっ
て、白色を始めとして様々な色の発光が可能であり、Ｌ
ＥＤ照明具の用途に応じて様々な光表現が可能となる。In the LED lighting device having such a configuration, when power is supplied from a power source to one or more ultraviolet LEDs attached to a position opposite to the back surface of the fluorescent light emitting body of the lighting device body, the fluorescent light emitting device The fluorescent material applied to the back surface of the substrate is irradiated with ultraviolet light, and the fluorescent material emits a unique fluorescent color. Here, since the fluorescent material is made of a transparent or translucent material, the light emitted from the fluorescent material passes through the fluorescent material and the entire surface of the fluorescent material emits light uniformly. Then, the fluorescent light is radiated to the outside from the window of the storage unit that stores the fluorescent luminous body. By selecting a phosphor to be applied to the phosphor, it is possible to emit light of various colors including white.
Various light expressions are possible depending on the use of the ED lighting device.
【００７８】このようにして、紫外線ＬＥＤと蛍光材料
を用いることによって、均一な面発光が得られるととも
に、所望の発光色を出すことができて自由な光表現が可
能なＬＥＤ照明具となる。In this way, by using the ultraviolet LED and the fluorescent material, uniform surface light emission can be obtained, and a desired light emission color can be obtained, thereby providing an LED lighting device capable of freely expressing light.
【００７９】請求項３の発明にかかるＬＥＤ照明具は、
請求項１または請求項２の構成において、前記蛍光発光
体は円錐形であるものである。The LED lighting device according to the third aspect of the present invention
In the configuration of claim 1 or claim 2, the fluorescent luminous body has a conical shape.
【００８０】したがって、請求項１または請求項２に記
載の効果に加えて、蛍光発光体の円錐形の頂点に相対し
て紫外線ＬＥＤを取り付けることによって、円錐形の表
面または裏面の全面から蛍光が発せられて、円錐形の周
囲３６０度に亘って均一な面発光が得られる。Therefore, in addition to the effects described in claim 1 or claim 2, by attaching the ultraviolet LED to the apex of the cone of the fluorescent luminous body, fluorescent light is emitted from the entire surface of the conical surface or the back surface. When emitted, a uniform surface emission is obtained over a 360 degree circumference of the cone.
【００８１】このようにして、点光源の紫外線ＬＥＤか
らでもより均一な面発光が得られるＬＥＤ照明具とな
る。In this way, an LED illuminator capable of obtaining more uniform surface light emission even from the point light source ultraviolet LED is obtained.
【００８２】請求項４の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項３のいずれか１つの構成において、
前記収容部が前記照明具本体に対して着脱可能であるも
のである。The LED lighting device according to the fourth aspect of the present invention
In any one of claims 1 to 3,
The housing is detachable from the lighting fixture body.
【００８３】したがって、請求項１乃至請求項３のいず
れか１つに記載の効果に加えて、収容部を照明具本体か
ら外して、収容部に収容されている蛍光発光体を他の蛍
光色を発する蛍光体が塗布された蛍光発光体と入れ替え
て、再び収容部を照明具本体に装着することによって、
自由自在にＬＥＤ照明具の発光色を変えることができ
る。これによって、好みの色で自由な光表現を行うこと
ができる。Therefore, in addition to the effects described in any one of the first to third aspects, the accommodating portion is detached from the lighting fixture main body, and the fluorescent luminous body accommodated in the accommodating portion is changed to another fluorescent color. By replacing the fluorescent light emitting body coated with a fluorescent light emitting body, and mounting the housing portion again on the lighting device body,
It is possible to freely change the emission color of the LED lighting device. Thereby, free light expression can be performed with a desired color.
【００８４】このようにして、均一な面発光が得られる
とともに、発光色を次々に変化させることができて、よ
り自由な光表現が可能なＬＥＤ照明具となる。In this way, uniform surface light emission can be obtained, and the emission color can be changed one after another, thus providing an LED lighting device capable of more freely expressing light.
【００８５】請求項５の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項３のいずれか１つの構成において、
前記照明具本体に複数の前記蛍光発光体を格納する格納
部を設け、前記格納部から複数の前記蛍光発光体のうち
任意の１つを前記収容部に収容されている前記蛍光発光
体と入れ替えることができるものである。The LED lighting device according to the fifth aspect of the present invention
In any one of claims 1 to 3,
A storage unit for storing the plurality of fluorescent light emitters is provided in the lighting fixture body, and any one of the plurality of fluorescent light emitters is replaced from the storage unit with the fluorescent light emitter stored in the storage unit. Is what you can do.
【００８６】したがって、請求項１乃至請求項３のいず
れか１つに記載の効果に加えて、収容部に収容されてい
る蛍光発光体を格納部に格納されている複数の蛍光発光
体のうち任意の１つと入れ替えることによって、自由自
在にＬＥＤ照明具の発光色を変えることができる。これ
によって、好みの色で自由な光表現を行うことができ
る。また、複数の蛍光発光体は格納部に格納されている
ため、好みの発光色の蛍光発光体をＬＥＤ照明具の外か
ら捜して持って来る必要がなく、直ちに入れ替えを行う
ことができる。Therefore, in addition to the effects described in any one of the first to third aspects, in addition to the effects described above, the fluorescent luminous body accommodated in the accommodating portion is selected from the plurality of fluorescent luminous bodies stored in the storing portion. By replacing with any one, the emission color of the LED lighting fixture can be freely changed. Thereby, free light expression can be performed with a desired color. In addition, since the plurality of fluorescent light-emitting members are stored in the storage unit, it is not necessary to search for and bring in a fluorescent light-emitting member of a desired emission color from outside the LED lighting device, and the replacement can be performed immediately.
【００８７】このようにして、均一な面発光が得られる
とともに、発光色を次々に変化させることができて、よ
り自由な光表現が可能なＬＥＤ照明具となる。In this manner, uniform surface light emission can be obtained, and the emission color can be changed one after another, thus providing an LED lighting device capable of more freely expressing light.
【００８８】請求項６の発明にかかるＬＥＤ照明具は、
請求項２の構成において、前記蛍光発光体は平面状の透
明なフィルムの裏面に前記蛍光体を塗布してなり、前記
照明具本体は両端面のない直方体であって、前記照明具
本体が前記収容部を兼ねており、前記蛍光発光体は前記
直方体内の対角線に沿って収容されており、前記照明具
本体は前記蛍光発光体の表面側にあたる前記直方体の隣
り合う２面のみが透明であるものである。The LED lighting device according to the invention of claim 6 is
In the configuration of claim 2, the fluorescent light-emitting body is formed by applying the fluorescent substance to a back surface of a flat transparent film, and the lighting fixture body is a rectangular parallelepiped having no end faces, and the lighting fixture body is the rectangular parallelepiped. The fluorescent light-emitting body is also housed along a diagonal line in the rectangular parallelepiped, and only two adjacent surfaces of the rectangular parallelepiped corresponding to the front surface side of the fluorescent light-emitting body are transparent. Things.
【００８９】かかる構成を有するＬＥＤ照明具において
は、請求項２に記載の効果に加えて、透明でない残りの
２面の角部に紫外線ＬＥＤを取り付けて平面状の蛍光発
光体の裏面に紫外線を照射することによって、蛍光体か
ら発せられた蛍光が平面状の透明なフィルムを透過し
て、蛍光発光体の表面全面も均一に発光する。この蛍光
発光体の表面の発光が蛍光発光体の表面側にあたる透明
な隣り合う２面から照射されて、直方体の長手方向に沿
って均一な面発光が得られる。このため、デスク照明具
・照明付き表札・アプローチ照明具等に最適な照明装置
となる。In the LED lighting device having such a structure, in addition to the effect described in claim 2, an ultraviolet LED is attached to the remaining two corners which are not transparent, and ultraviolet light is applied to the back surface of the flat fluorescent light emitting body. By the irradiation, the fluorescent light emitted from the phosphor passes through the flat transparent film, and the entire surface of the fluorescent luminous body emits light uniformly. The light emitted from the surface of the fluorescent material is emitted from two transparent adjacent surfaces corresponding to the surface of the fluorescent material, and uniform surface light is obtained along the longitudinal direction of the rectangular parallelepiped. For this reason, the lighting device is optimal for a desk lighting device, an illuminated nameplate, an approach lighting device, and the like.
【００９０】このようにして、直方体の長手方向に沿っ
て均一な面発光が得られることによって、デスク照明具
・照明付き表札・アプローチ照明具等に最適なＬＥＤ照
明具となる。In this manner, uniform surface light emission is obtained along the longitudinal direction of the rectangular parallelepiped, so that an LED lighting device optimal for a desk lighting device, an illuminated nameplate, an approach lighting device, and the like can be obtained.
【００９１】請求項７の発明にかかるＬＥＤ照明具は、
請求項２乃至請求項６のいずれか１つの構成において、
前記蛍光発光体は透明なフィルムに前記蛍光体で文字・
記号・図形・模様のうち１または２以上を印刷してなる
ものである。An LED lighting device according to the invention of claim 7 is
In any one of claims 2 to 6,
The fluorescent luminous body is composed of a transparent film and
It is formed by printing one or more of symbols, figures, and patterns.
【００９２】かかる構成を有するＬＥＤ照明具において
は、請求項２乃至請求項６のいずれか１つに記載の効果
に加えて、蛍光発光体の基材が透明なフィルムであるこ
とからスクリーン印刷によって蛍光体で文字・記号・図
形・模様を容易に印刷することができる。このような蛍
光発光体に紫外線ＬＥＤから紫外線を照射することによ
って、印刷された文字・記号・図形・模様のうち１また
は２以上が蛍光を発して浮かび上がる。したがって、よ
りデザイン的に優れた照明となるとともに、文字を印刷
しておくことによって来客に対するメッセージを伝える
こともできる。In the LED lighting device having such a configuration, in addition to the effects described in any one of the second to sixth aspects, since the base material of the fluorescent luminous body is a transparent film, it is screen printed. Characters, symbols, figures, and patterns can be easily printed on the phosphor. By irradiating such a fluorescent luminous body with ultraviolet rays from an ultraviolet LED, one or more of the printed characters, symbols, figures, and patterns emits fluorescence and emerges. Therefore, the illumination becomes more excellent in design, and the message to the visitor can be transmitted by printing characters.
【００９３】このようにして、よりデザイン的に優れた
照明となるとともに、文字を印刷しておくことによって
来客に対するメッセージを伝えることもできるＬＥＤ照
明具となる。In this way, the LED lighting device can provide illumination superior in design and can transmit a message to a visitor by printing characters.
【００９４】請求項８の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項７のいずれか１つの構成において、
前記蛍光材料は、紫外線の照射によって赤色を発光する
赤色蛍光材料と、紫外線の照射によって緑色を発光する
緑色蛍光材料と、紫外線の照射によって青色を発光する
青色蛍光材料とからなるものである。The LED lighting device according to the invention of claim 8 is:
In any one of claims 1 to 7,
The fluorescent material includes a red fluorescent material that emits red light when irradiated with ultraviolet light, a green fluorescent material that emits green light when irradiated with ultraviolet light, and a blue fluorescent material that emits blue light when irradiated with ultraviolet light.
【００９５】したがって、請求項１乃至請求項７のいず
れか１つに記載の効果に加えて、これら光の三原色を発
光する３種類の蛍光材料を所定の割合で配合して蛍光体
とすることによって、かかる蛍光体が塗布された蛍光発
光体に紫外線ＬＥＤから紫外線を照射すれば、白色やそ
れに近い昼光色の発光が得られて、デスク照明具・パソ
コン照明具・室内照明等として極めて適した照明とな
る。Therefore, in addition to the effects described in any one of claims 1 to 7, three kinds of fluorescent materials that emit the three primary colors of light are mixed at a predetermined ratio to form a phosphor. By irradiating the fluorescent luminescent material coated with such a fluorescent material with ultraviolet light from an ultraviolet LED, white or near daylight luminescence can be obtained, which is extremely suitable as a desk lighting device, a personal computer lighting device, indoor lighting, and the like. Becomes
【００９６】このようにして、均一な面発光で白色やそ
れに近い昼光色の発光が得られて、デスク照明具・パソ
コン照明具・室内照明等として極めて適したＬＥＤ照明
具となる。In this manner, white or near daylight light emission can be obtained with uniform surface light emission, and the LED lighting device is extremely suitable as a desk lighting device, a personal computer lighting device, a room lighting device, and the like.
【００９７】請求項９の発明にかかるＬＥＤ照明具は、
請求項１乃至請求項８のいずれか１つの構成において、
前記紫外線発光素子は、そのピーク発光波長が３６０ｎ
ｍから４００ｎｍの範囲内であるものである。The LED lighting device according to the ninth aspect of the present invention
In any one of claims 1 to 8,
The ultraviolet light emitting element has a peak light emission wavelength of 360n.
m is in the range of 400 nm.
【００９８】したがって、請求項１乃至請求項８のいず
れか１つに記載の効果に加えて、紫外線発光素子の中心
発光波長は３８０ｎｍとなり、紫外線発光素子といって
もその発する光は波長の長い近紫外線であり、人体、特
に眼や皮膚に対する有害性は殆どない。しかも、光の三
原色である赤色、緑色、青色の３色を発光する蛍光材料
の各励起スペクトルのピーク波長が全て３６０ｎｍから
４００ｎｍの範囲内に入るため、極めて効率良く蛍光を
発光させることができ、赤色、緑色、青色の３色を発光
する蛍光材料を用いた場合に非常に明るいＬＥＤ照明具
となる。Therefore, in addition to the effect described in any one of the first to eighth aspects, the center emission wavelength of the ultraviolet light emitting element is 380 nm, and the light emitted from the ultraviolet light emitting element has a long wavelength. It is near-ultraviolet light and has little harm to the human body, especially eyes and skin. Moreover, since the peak wavelengths of the respective excitation spectra of the fluorescent materials that emit the three primary colors of light, red, green, and blue, all fall within the range of 360 nm to 400 nm, the fluorescent light can be emitted very efficiently. When a fluorescent material that emits three colors of red, green, and blue is used, a very bright LED lighting device can be obtained.
【００９９】このようにして、照明として長時間紫外線
発光素子を点灯させても健康への影響が全くないととも
に、非常に明るい発光が得られるＬＥＤ照明具となる。Thus, even if the ultraviolet light emitting element is turned on for a long time as illumination, there is no effect on health, and an LED illuminator capable of emitting very bright light is obtained.
【図１】 図１（ａ）は本発明の実施の形態１にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は蛍光発光
体を示す斜視図である。FIG. 1A is a perspective view showing an overall configuration of an LED lighting device according to a first embodiment of the present invention, FIG. 1B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. It is a perspective view showing a body.
【図２】 図２（ａ）は本発明の実施の形態２にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は蛍光発
光体を示す斜視図である。FIG. 2A is a perspective view showing an overall configuration of an LED lighting device according to a second embodiment of the present invention, and FIG. 2B is a perspective view showing a fluorescent light emitting body.
【図３】 図３（ａ）は本発明の実施の形態３にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は蛍光発
光体を示す斜視図、（ｃ）は紫外線ＬＥＤの取り付け位
置を示す斜視図である。FIG. 3A is a perspective view showing an overall configuration of an LED lighting device according to a third embodiment of the present invention, FIG. 3B is a perspective view showing a fluorescent body, and FIG. It is a perspective view showing a position.
【図４】 図４（ａ）は本発明の実施の形態４にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は蛍光発光
体を示す斜視図である。FIG. 4A is a perspective view showing an overall configuration of an LED lighting device according to a fourth embodiment of the present invention, FIG. 4B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. It is a perspective view showing a body.
【図５】 図５（ａ）は本発明の実施の形態４の変形例
にかかるＬＥＤ照明具の全体構成を示す斜視図、（ｂ）
は蛍光発光体を示す斜視図である。FIG. 5A is a perspective view showing an overall configuration of an LED lighting device according to a modification of the fourth embodiment of the present invention, and FIG.
FIG. 3 is a perspective view showing a fluorescent luminous body.
【図６】 図６（ａ）は本発明の実施の形態５にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は格納部の
内部を示す斜視図である。FIG. 6A is a perspective view showing an overall configuration of an LED lighting device according to a fifth embodiment of the present invention, FIG. 6B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. It is a perspective view which shows the inside of.
【図７】 図７（ａ）は本発明の実施の形態６にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤと蛍光発光体の取り付け位置を示す側面図であ
る。FIG. 7A is a perspective view showing an overall configuration of an LED lighting device according to a sixth embodiment of the present invention, and FIG. 7B is a side view showing an attachment position of an ultraviolet LED and a fluorescent luminous body.
【図８】 図８（ａ）は本発明の実施の形態７にかかる
ＬＥＤ照明具の全体構成を示す斜視図、（ｂ）は紫外線
ＬＥＤの取り付け位置を示す斜視図、（ｃ）は蛍光発光
体を示す斜視図である。FIG. 8A is a perspective view showing an entire configuration of an LED lighting device according to a seventh embodiment of the present invention, FIG. 8B is a perspective view showing a mounting position of an ultraviolet LED, and FIG. It is a perspective view showing a body.
１，１１，２１，３１，４１，５１，６１，７１ ＬＥ
Ｄ照明具 ２，９，１３，１６，２８，３２，７２ 照明具本体 ３，１３ａ，１８，２６，３２，７２ａ 収容部 ４，１０，１５，１９，２３，３３，３６，７３ 蛍光
発光体 ７，２０，３４，７４ 蛍光体 ２９ 格納部 ３２ａ 隣り合う２面 ３３ａ 平面状の透明なフィルム1,11,21,31,41,51,61,71 LE
D lighting equipment 2,9,13,16,28,32,72 lighting equipment body 3,13a, 18,26,32,72a housing part 4,10,15,19,23,33,36,73 fluorescent light emitting body 7, 20, 34, 74 Phosphor 29 Storage part 32a Two adjacent surfaces 33a Planar transparent film
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｇ０９Ｆ 13/20 Ｆ２１Ｐ 1/02 Ａ 13/42 Ｆ２１Ｓ 1/10 Ｑ Ｈ０１Ｌ 33/00 1/02 Ｇ // Ｆ２１Ｗ 121:00 9/02 Ｑ Ｆ２１Ｙ 101:02 1/12 Ｂ Ｆターム(参考） 3K060 AA06 BA15 BB02 BB03 BB05 BD04 EA01 5C096 AA11 BA03 BA04 CA02 CA03 CA14 CB01 CC02 CC06 CC24 CC36 DA01 DA03 DD00 5F041 AA11 CA40 DC07 DC84 EE25 FF11 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) G09F 13/20 F21P 1/02 A 13/42 F21S 1/10 Q H01L 33/00 1/02 G // F21W 121: 00 9/02 Q F21Y 101: 02 1/12 B F term (reference) 3K060 AA06 BA15 BB02 BB03 BB05 BD04 EA01 5C096 AA11 BA03 BA04 CA02 CA03 CA14 CB01 CC02 CC06 CC24 CC36 DA01 DA03 DD00 5F041 AA11 CA40 DC07 FF11
Claims (9)
は有機材料の１以上からなる蛍光材料を含む蛍光体を表
面に塗布した蛍光発光体と、 前記蛍光発光体を収容する収容部を有し、前記収容部の
一部または全部が蛍光発光体の発する蛍光を外部に放射
する窓部である照明具本体と、 前記照明具本体の前記蛍光発光体の表面に相対する位置
に取り付けられ、紫外線発光素子を有する１または２以
上の紫外線ＬＥＤと、 前記紫外線ＬＥＤに電力を供給する電源とを具備するこ
とを特徴とするＬＥＤ照明具。1. A fluorescent luminous body having a surface coated with a fluorescent material containing a fluorescent material made of at least one of an inorganic or organic material that emits light by irradiation with ultraviolet light, and a housing part for housing the fluorescent light emitting body, A lighting device body in which a part or the whole of the housing portion is a window portion that emits the fluorescence emitted by the fluorescent light emitter to the outside; and an ultraviolet light emitting element attached to a position of the lighting device body facing the surface of the fluorescent light emitter. An LED illuminator comprising: one or more ultraviolet LEDs having: a power source for supplying power to the ultraviolet LEDs.
は有機材料の１以上からなる蛍光材料を含む蛍光体を裏
面に塗布した透明または半透明の材料からなる蛍光発光
体と、 前記蛍光発光体を収容する収容部を有し、前記収容部の
一部または全部が蛍光発光体の発する蛍光を外部に放射
する窓部である照明具本体と、 前記照明具本体の前記蛍光発光体の裏面に相対する位置
に取り付けられ、紫外線発光素子を有する１または２以
上の紫外線ＬＥＤと、 前記紫外線ＬＥＤに電力を供給する電源とを具備するこ
とを特徴とするＬＥＤ照明具。2. A fluorescent material made of a transparent or translucent material having a back surface coated with a fluorescent material containing at least one of an inorganic or organic material that emits light when irradiated with ultraviolet light, and the fluorescent material is housed therein. A lighting device main body that is a window portion that emits the fluorescent light emitted from the fluorescent luminous body to the outside, and a part or the whole of the housing portion faces the back surface of the fluorescent luminous body of the lighting device main body. An LED lighting device, comprising: one or more ultraviolet LEDs having an ultraviolet light emitting element attached to a position; and a power supply for supplying power to the ultraviolet LEDs.
徴とする請求項１または請求項２に記載のＬＥＤ照明
具。3. The LED lighting device according to claim 1, wherein the fluorescent luminous body has a conical shape.
脱可能であることを特徴とする請求項１乃至請求項３の
いずれか１つに記載のＬＥＤ照明具。4. The LED lighting device according to claim 1, wherein the housing is detachable from the lighting device main body.
を格納する格納部を設け、前記格納部から複数の前記蛍
光発光体のうち任意の１つを前記収容部に収容されてい
る前記蛍光発光体と入れ替えることができることを特徴
とする請求項１乃至請求項３のいずれか１つに記載のＬ
ＥＤ照明具。5. A storage unit for storing a plurality of said fluorescent luminous bodies in said lighting fixture main body, and said storage unit stores any one of said plurality of said fluorescent luminous bodies from said storing unit. The L according to any one of claims 1 to 3, wherein the L can be replaced with a fluorescent light emitter.
ED lighting equipment.
ムの裏面に前記蛍光体を塗布してなり、前記照明具本体
は両端面のない直方体であって、前記照明具本体が前記
収容部を兼ねており、前記蛍光発光体は前記直方体内の
対角線に沿って収容されており、前記照明具本体は前記
蛍光発光体の表面側にあたる前記直方体の隣り合う２面
のみが透明であることを特徴とする請求項２に記載のＬ
ＥＤ照明具。6. The fluorescent luminous body is formed by applying the fluorescent substance on a back surface of a flat transparent film, and the illuminating device main body is a rectangular parallelepiped without both end surfaces, and the illuminating device main body is provided in the housing portion. The fluorescent light-emitting body is accommodated along a diagonal line in the rectangular parallelepiped, and the lighting fixture body is such that only two adjacent surfaces of the rectangular parallelepiped corresponding to the surface side of the fluorescent light-emitting body are transparent. L according to claim 2, characterized in that:
ED lighting equipment.
蛍光体で文字・記号・図形・模様のうち１または２以上
を印刷してなるものであることを特徴とする請求項２乃
至請求項６に記載のＬＥＤ照明具。7. The fluorescent light emitting device according to claim 2, wherein one or more of characters, symbols, figures, and patterns are printed on the transparent film with the fluorescent material. 7. The LED lighting device according to 6.
赤色を発光する赤色蛍光材料と、紫外線の照射によって
緑色を発光する緑色蛍光材料と、紫外線の照射によって
青色を発光する青色蛍光材料とからなることを特徴とす
る請求項１乃至請求項７のいずれか１つに記載のＬＥＤ
照明具。8. The fluorescent material includes a red fluorescent material that emits red light when irradiated with ultraviolet light, a green fluorescent material that emits green light when irradiated with ultraviolet light, and a blue fluorescent material that emits blue light when irradiated with ultraviolet light. The LED according to any one of claims 1 to 7, characterized in that:
Lighting equipment.
波長が３６０ｎｍから４００ｎｍの範囲内であることを
特徴とする請求項１乃至請求項８のいずれか１つに記載
のＬＥＤ照明具。9. The LED lighting device according to claim 1, wherein the ultraviolet light emitting element has a peak emission wavelength in a range from 360 nm to 400 nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001133998A JP2002329404A (en) | 2001-05-01 | 2001-05-01 | Led illumination fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001133998A JP2002329404A (en) | 2001-05-01 | 2001-05-01 | Led illumination fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002329404A true JP2002329404A (en) | 2002-11-15 |
Family
ID=18981764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001133998A Pending JP2002329404A (en) | 2001-05-01 | 2001-05-01 | Led illumination fixture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002329404A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006244779A (en) * | 2005-03-01 | 2006-09-14 | Matsushita Electric Works Ltd | Illumination light source, illumination device, and display device |
| JP2009010013A (en) * | 2007-06-26 | 2009-01-15 | Toppan Printing Co Ltd | White light source |
| JP2010193824A (en) * | 2009-02-26 | 2010-09-09 | Fine Rubber Kenkyusho:Kk | Light source for plant cultivation |
| WO2011093513A1 (en) * | 2010-01-26 | 2011-08-04 | Sharp Kabushiki Kaisha | Light emitting diode device having a wide angular distribution |
| KR101567092B1 (en) * | 2009-12-01 | 2015-11-06 | 엘지이노텍 주식회사 | Lighting apparatus |
| CN105351866A (en) * | 2014-01-26 | 2016-02-24 | 苏州汇诚智造工业设计有限公司 | Manufacturing method for LED sterilizing table lamp provided with flashlight |
| US9739444B2 (en) | 2007-03-05 | 2017-08-22 | Intematix Corporation | Light emitting diode (LED) based lighting systems |
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2001
- 2001-05-01 JP JP2001133998A patent/JP2002329404A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006244779A (en) * | 2005-03-01 | 2006-09-14 | Matsushita Electric Works Ltd | Illumination light source, illumination device, and display device |
| US9739444B2 (en) | 2007-03-05 | 2017-08-22 | Intematix Corporation | Light emitting diode (LED) based lighting systems |
| JP2009010013A (en) * | 2007-06-26 | 2009-01-15 | Toppan Printing Co Ltd | White light source |
| JP2010193824A (en) * | 2009-02-26 | 2010-09-09 | Fine Rubber Kenkyusho:Kk | Light source for plant cultivation |
| KR101567092B1 (en) * | 2009-12-01 | 2015-11-06 | 엘지이노텍 주식회사 | Lighting apparatus |
| WO2011093513A1 (en) * | 2010-01-26 | 2011-08-04 | Sharp Kabushiki Kaisha | Light emitting diode device having a wide angular distribution |
| US8258524B2 (en) | 2010-01-26 | 2012-09-04 | Sharp Kabushiki Kaisha | Light emitting diode device |
| JP2013518398A (en) * | 2010-01-26 | 2013-05-20 | シャープ株式会社 | Light emitting diode device with wide angular distribution |
| CN105351866A (en) * | 2014-01-26 | 2016-02-24 | 苏州汇诚智造工业设计有限公司 | Manufacturing method for LED sterilizing table lamp provided with flashlight |
| CN105351866B (en) * | 2014-01-26 | 2018-07-17 | 中山雷士灯饰科技有限公司 | A kind of manufacturing method of the LED sterilization desk lamps with flashlight |
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