CN203431630U - Lighting device, lamp and lighting appliance - Google Patents

Lighting device, lamp and lighting appliance Download PDF

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Publication number
CN203431630U
CN203431630U CN201320578135.7U CN201320578135U CN203431630U CN 203431630 U CN203431630 U CN 203431630U CN 201320578135 U CN201320578135 U CN 201320578135U CN 203431630 U CN203431630 U CN 203431630U
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CN
China
Prior art keywords
light
main body
lamp
apparatus main
lighting device
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.)
Expired - Fee Related
Application number
CN201320578135.7U
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Chinese (zh)
Inventor
青浪由广
酒井诚
诹访巧
佐藤明日香
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Lighting and Technology Corp
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Toshiba Lighting and Technology Corp
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Publication date
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
    • F21V1/14—Covers for frames; Frameless shades
    • F21V1/16—Covers for frames; Frameless shades characterised by the material
    • F21V1/17—Covers for frames; Frameless shades characterised by the material the material comprising photoluminescent substances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/08—Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
    • F21V3/08—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material comprising photoluminescent substances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/10—Refractors for light sources comprising photoluminescent material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F21V7/26—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material the material comprising photoluminescent substances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • F21V7/30—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings the coatings comprising photoluminescent substances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • F21V9/38—Combination of two or more photoluminescent elements of different materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The utility model discloses a lighting device, a lamp and a lighting appliance. The lamp comprises a device main body and a lighting body, a lamp lighting device, a cylindrical reflecting body, a light-transmitting cover and a light filter, wherein one side of the device main body is provided with an irradiation opening and the other side of the device main body is provided with a lamp holder; the lighting body is arranged in the device main body in the manner that the emitted light of a semiconductor light emitting element is emitted from the irradiation opening; the lamp lighting device is accommodated in the other end side of the device main body and lights the semiconductor light emitting element; the cylindrical reflecting body reflects the emitted light of the semiconductor light emitting element and emits the emitted light from the emitting port to the irradiation opening side; the light-transmitting cover is mounted on one end side of the device main body in the manner of closing the irradiation opening; the light filter is provided with a developing agent and forms a plate shape with light transmittance, a plane part which is directly faces the emitting port, and a concave-convex part in the peripheral side area of the plane part; the light filter is positioned between the reflecting body and the cover.

Description

Lighting device, lamp and ligthing paraphernalia
The application advocates the priority of No. 2013-027469th, Japanese patent application based on February 15th, 2013 application.The full content of this application is by reference to being applied in this description.
Technical field
The utility model relates to a kind of using semiconductor light-emitting elements as light source, and its radiating light is used in to lighting device, lamp and the ligthing paraphernalia of illumination.
Background technology
In this lamp or lighting device, as light source, use COB(chip on board) type LED module.This LED module forms as follows: at a plurality of LED bare chips of one side side spread configuration of substrate and the protrusion (frame portion) that surrounds LED bare chip is set, in this protrusion, fill the translucent resin of sneaking into fluorophor, with this translucent resin, bury each LED bare chip underground.And, there are a kind of lamp or lighting device for example to form the reflecting plate (speculum) of the tubular of the frustum of a cone with LED module opposite disposed, for example, so that effectively penetrate (, Japanese Patent Laid-Open 2011-253787 communique) to predetermined direction from the radiating light of LED module.
In addition, also have a kind of lamp or lighting device in order to obtain the irradiation light that colour rendering (color reprodubility) is high, in the front surface side of illuminator (LED), set colour rendering index conversion filter (for example, Japanese Patent Laid-Open 2010-186725 communique).
Possess to have the radiating light of LED is controlled in the reflecting plate of predetermined direction and the lamp or lighting device of colour rendering index conversion filter, except see through with the exit wound of bullet of reflecting plate over against the injection part of radiating light of optical filter part, be difficult to the naked eye confirm the effect of colour rendering index conversion filter.That is, except described injection part, be difficult to see light.
Utility model content
The purpose of this utility model is to provide a kind of reflector to predetermined direction by the radiating light control of illuminator that possesses, and improves lighting device, lamp and the ligthing paraphernalia of the attractive in appearance and aesthetic appearance of injection part.
And another object of the present utility model is to provide good lighting device, lamp and the ligthing paraphernalia of taking-up efficiency diffusivity high and radiating light of radiating light.The utility model provides a kind of lighting device, and it possesses: apparatus main body, and at one end side has irradiation opening; Illuminator, has semiconductor light-emitting elements, and is arranged in described apparatus main body from the mode of described irradiation opening ejaculation with the radiating light of this semiconductor light-emitting elements; Reflector, forms the tubular with exit wound of bullet, reflects the radiating light of described semiconductor light-emitting elements and the radiating light of described semiconductor light-emitting elements is penetrated to described irradiation open side from described exit wound of bullet; The cover of light transmission, is installed on the distolateral of described apparatus main body to seal the mode of described irradiation opening; Optical filter, sneaks into developer and forms and have the tabular of light transmission, and have with described exit wound of bullet over against planar portions and the jog in the outer circumferential side region of this planar portions, described optical filter is arranged between described reflector and described cover.
In addition, the utility model also provides a kind of lamp, and it possesses: above-mentioned lighting device; Lamp holder, another of apparatus main body that is arranged at described lighting device is distolateral; Ignition device, be contained in described apparatus main body another is distolateral, via described lamp holder, powered and worked, described semiconductor light-emitting elements is lit a lamp.
In addition, the utility model also provides a kind of ligthing paraphernalia, it is characterized in that, possesses: above-mentioned lamp; Appliance body, has the lamp socket being electrically connected to the described lamp holder of this lamp.
Lamp of the present utility model comprises apparatus main body, illuminator, ignition device, reflector, cover and optical filter.Apparatus main body claims again framework, and one distolaterally has an irradiation opening, and another is distolateral has lamp holder.Illuminator has semiconductor light-emitting elements, and the mode penetrating from the irradiation opening of apparatus main body with the radiating light of this semiconductor light-emitting elements is arranged in apparatus main body.Semiconductor light-emitting elements is light emitting diode (LED) or organic electroluminescent (EL) element etc.
It is distolateral that ignition device is contained in another of apparatus main body.And, electrically closing and fastening, its input side is connected in the lamp holder of apparatus main body, and its outlet side is connected in the semiconductor light-emitting elements of illuminator.If ignition device form source power supply via lamp holder from externally fed, come into operation and convert desired electric power to, semiconductor light-emitting elements is lit a lamp.
Reflector forms the tubular with exit wound of bullet, and forms the radiating light of reflective semiconductor light-emitting component.And the mode that the irradiation open side with the radiating light of semiconductor light-emitting elements from exit wound of bullet to apparatus main body penetrates is arranged in apparatus main body.
Cover has light transmission so that the radiating light of illuminator sees through.And, in the mode of the irradiation opening of locking device main body, be installed on the distolateral of apparatus main body.
Optical filter forms sneaks into developer and has the tabular of light transmission.And, be arranged between reflector and cover.Now, be formed with the exit wound of bullet of reflector over against planar portions and in the outer circumferential side region of planar portions, there is jog.
Adopt the utility model, the radiating light of illuminator incides the planar portions of optical filter from the exit wound of bullet of reflector, see through planar portions and incide cover, and a part that incides planar portions propagates and arrives jog in optical filter, in jog diffusion, penetrate and incide cover, thereby, cover with the planar portions of optical filter over against the surrounding of part also can see light and penetrate radiating light, thus, prevent that light from penetrating from the part of cover, the attractive in appearance and aesthetic appearance of the cover in the time of can expecting to improve visual cover.
And, due to the planar portions with optical filter over against the surrounding of part also can see light, thereby can improve the taking-up efficiency of radiating light, and can make the expansion of radiating light become good.
Accompanying drawing explanation
Fig. 1 means local excision's summary profilograph of the lamp of the 1st embodiment.
Fig. 2 means the summary upward view after the perspective lampshade of above-mentioned embodiment.
Fig. 3 means the summary side elevation of the ligthing paraphernalia of the 2nd embodiment.
Fig. 4 means the summary profilograph of the lighting device of the 3rd embodiment.
The specific embodiment
The lamp of present embodiment comprises apparatus main body, illuminator, ignition device, reflector, cover and filtering mating plate.
Apparatus main body claims again framework, and one distolaterally has an irradiation opening, and another is distolateral has lamp holder.
Illuminator has semiconductor light-emitting elements, and the mode penetrating from the irradiation opening of apparatus main body with the radiating light of this semiconductor light-emitting elements is arranged in apparatus main body.Semiconductor light-emitting elements is light emitting diode (LED) or organic electroluminescent (EL) element etc.
It is distolateral that ignition device is contained in another of apparatus main body.And, electrically closing and fastening, its input side is connected in the lamp holder of apparatus main body, and its outlet side is connected in the semiconductor light-emitting elements of illuminator.If ignition device form source power supply via lamp holder from externally fed, come into operation and convert desired electric power to, semiconductor light-emitting elements is lit a lamp.
Reflector forms the tubular with exit wound of bullet, and forms the radiating light of reflective semiconductor light-emitting component.And the mode that the irradiation open side with the radiating light of semiconductor light-emitting elements from exit wound of bullet to apparatus main body penetrates is arranged in apparatus main body.
Cover has light transmission so that the radiating light of illuminator sees through.And, in the mode of the irradiation opening of locking device main body, be installed on the distolateral of apparatus main body.
Optical filter is sneaked into developer and formed has the tabular of light transmission.And, be arranged between reflector and cover.Now, be formed with the exit wound of bullet of reflector over against planar portions and in the region of the outer circumferential side of planar portions, there is jog.
Adopt the utility model, the radiating light of illuminator incides the planar portions of optical filter from the exit wound of bullet of reflector, see through planar portions and incide cover, and a part that incides planar portions is propagated and arrives jog in optical filter, in jog diffusion, penetrate and incide cover, thereby, cover and planar portions optical filter over against the surrounding of part also can see light and penetrate radiating light, prevent that thus light from penetrating from the part of cover, the attractive in appearance and aesthetic appearance of the cover in the time of can expecting to improve visual cover.
And, due to the planar portions with optical filter over against the surrounding of part also can see light, thereby can improve the taking-up efficiency of radiating light, and can make the expansion of radiating light become good.
Below, with reference to accompanying drawing, an embodiment is described.First, the 1st embodiment is described.
The lamp 1 of present embodiment is bulb-like light, as shown in Figure 1, forms spotlight.Lamp 1 comprises apparatus main body 2, illuminator 3, ignition device 4, reflector 5, cover 6 and optical filter 7.
Apparatus main body 2 claims again framework, for example, by cast aluminium, be shaped.Apparatus main body 2 forms from a distolateral 2a towards the diminishing roughly circular cone shape of another distolateral 2b, and a distolateral 2a has the circular opening 8 that irradiates, and another distolateral 2b has installation portion 9.Installation portion 9 is formed by base portion 10 and the cylindrical portion 11 of flat condition.And at one end the week of the inner surface 2c of side 2a upwards connects with extension 12 with 90 ° be arranged at intervals with.
The diameter that one distolateral 13a is installed in the cylindrical portion 11 of installation portion 9 forms larger roughly fixing body 13 cylindraceous.Fixing body 13 makes the cylindrical portion 11 of installation portion 9 be embedded in the distolateral 13a of one, until base portion 10 butts of the front end of a distolateral 13a and installation portion 9, thereby be installed on apparatus main body 2.Fixing body 13 is by the synthetic resin of electrical insulating property polybutylene terephthalate (PBT) resin forming for example.
And, at the other end 13b of fixing body 13, the E shape lamp holder 14 as lamp holder is installed.Lamp holder 14 is for example E26 shape.Fixing body 13 is by 2 insulation of the apparatus main body of lamp holder 14 and metal.So, apparatus main body 2 has lamp holder 14 by fixing body 13 at another distolateral 2b.
Illuminator 3 comprises flat-shaped substrate 15, is arranged on a plurality of LED bare chips 16 as semiconductor light-emitting elements of one side 15a side and the sealing resin 17 of covering LED bare chip 16 of this substrate 15.Substrate 15 for example forms circular by aluminium (Al) plate, at one side 15a, by not shown insulating barrier, LED bare chip 16 is installed, and is formed with not shown wiring pattern.
A plurality of LED bare chips 16 are for example to be roughly uniformly-spaced mounted to concentric circles, and are connected in series by wiring pattern.LED bare chip 16 for example radiates blue light.And a plurality of LED bare chips 16 are buried by sealing resin 17.
Sealing resin 17 is for example the silicone resin of light transmission, sneaks into not shown yellow fluorophor.This yellow fluorophor, when the blue light incident from 16 radiation of LED bare chip, converts blue light wavelength to sodium yellow.This sodium yellow and the blue light colour mixture (mixed light) of radiating out from LED bare chip 16, thus from illuminator 3 radiation white lights.The surface of sealing resin 17 becomes the light-emitting area of illuminator 3.
And, in illuminator 3, make the one side 15a side of its substrate 15 become irradiation opening 8 sides of apparatus main body 2, and with a plurality of screws 18, substrate 15 is installed on to the base portion 10 of installation portion 9.That is, on substrate 15, be formed with the inserting hole 19 of break-through screw 18, in base portion 10, be formed with the screwed hole 20 that screw 18 is screwed togather.And, from substrate 15, draw wire 21, be connected in ignition device 4.In base portion 10, be formed with for inserting the through hole 22 of admittance line 21.So, illuminator 3 is arranged in apparatus main body 2 from the mode of irradiation opening 8 ejaculations of apparatus main body 2 with the radiating light of LED bare chip 16.
In addition, illuminator 3 can also be installed surface mounting luminous diode (encapsulation product) and form on substrate 15.
Ignition device 4 comprises not shown circuit substrate and is installed on the circuit block on this circuit substrate, and forms the known lamp circuit that LED bare chip 16 is lit a lamp to the LED bare chip 16 supply scheduled currents of illuminator 3.And ignition device 4 is installed in fixing body 13 by not shown installation unit.That is, ignition device 4 is contained in another distolateral 2b of apparatus main body 2.
The input side of ignition device 4 is connected to the 14a of eyelet portion and the housing department 14b of lamp holder 14 by not shown couple of conductor.And the outlet side of ignition device 4 is connected in the LED bare chip 16 of illuminator 3 by wire 21.If ignition device 4 is powered via lamp holder 14, lamp circuit running, supplies with predetermined electric current to the LED bare chip 16 of illuminator 3.Thus, LED bare chip 16 light a lamp (luminous).
Reflector 5 is for example formed by the thick aluminium of 1.0mm (Al), and at one end side has cylindrical portion 23, and distolaterally has round flange portion 24 at another, and forms the tubular of the frustum of a cone expanding gradually towards flange part 24 side diameters from cylindrical portion 23 sides.And reflector 5 is contained in its cylindrical portion 23 part for illuminator 3, its flange part 24 is fixed on the extension 12 for connection of apparatus main body 2.The opening of cylindrical portion 23 becomes the entrance port 25 of reflector 5, and the opening of flange part 24 sides becomes the exit wound of bullet 26 of reflector 5.And the inner surface 5b of reflector 5 forms the white reflecting surface of the white light reflection of illuminator 3 radiation.
The radiating light that reflector 5 radiates from illuminator 3 from 25 incident LED bare chip 16 radiation of entrance port, and surperficial 5b is by the incident light of incident to exit wound of bullet 26 reflections within it, from exit wound of bullet 26, via optical filter 7, irradiation opening 8 sides to apparatus main body 2 penetrate.
In addition, reflector 5 is not only limited to the tubular of the frustum of a cone, can form any tubular.But reflector 5 is preferably formed as such as Rotational Symmetry shapes such as orthopyramid shapes.And reflector 5 is not only limited to metal, also can be formed by synthetic resin.Now, synthetic resin has light reflective and has non-light transmittance or be coated with the reflectance coating of non-light transmittance.And synthetic resin preferably has thermal diffusivity.As synthetic resin, for example can use poly-ASA resin (mixture of polycarbonate resin and ASA resin).
The mode of the cover 6 irradiation openings 8 with locking device main body 2 is installed on a distolateral 2a of apparatus main body 2.Cover 6 by the synthetic resin with light transmission for example Merlon (PC) resin-shaped become roughly cup-shaped, and be formed with bottom 27, side wall portion 28 and fastener 29.
Bottom 27 is rounded, and its outer surface 27a and inner surface 27b form respectively general plane shape.Side wall portion 28 form in bottom 27 edge part (outer peripheral edges) spread all over its around arrange continuously and with respect to the outside square neck in bottom 27 oblique a little.Fastener 29 forms and at the edge part of side wall portion 28 (outer peripheral edges), spreads all over it and around continuously arrange and 27 inner surface 27b rolls tiltedly to bottom, is limited to the ring-type claw 30 of apparatus main body 2.
Cover 6 makes fastener 29 be limited to claw 30 by the claw of apparatus main body 2 30 is embedded to its fastener 29, is installed on thus apparatus main body 2.At fastener 29, spread all over it and be provided with the anti-skidding projection 31 of using of finger around.
The synthetic resin that 7 pairs of optical filters have a light transmission for example Merlon (PC) resin is sneaked into high developer and is formed, and forms plane and discoid tabular.The thickness of optical filter 7 forms the 5.0mm for example than the large 3.0mm～8.0mm of the thickness of reflector 5.And optical filter 7 is arranged at reflector 5 and covers in the apparatus main body 2 between 6, in the present embodiment, arrange continuously with reflector 5.
Optical filter 7 have with the exit wound of bullet 26 of reflector 5 over against circular flat face 32, in outer surface 7a side, be formed at the jog 33 in the outer circumferential side region of planar portions 32.At jog 33, a plurality of ring-type raised lines 34 form concentric circles.As shown in Figure 2, raised line 34 is formed at the jog 33 except the installation portion 36 of screw 35.Raised line 34 for example forms the cross section hemisphere that diameter is 0.5～1.0mm, and for example the interval with 0.2～2.0mm arranges.
As shown in Figure 1, at installation portion 36, be formed with the inserting hole 37 of screw 35.And, at the flange part 24 of reflector 5, the inserting hole 38 that be formed with screw 35 corresponding with inserting hole 37.The inserting hole 38 of reflector 5 and inserting hole 37 contrapositions of optical filter 7, and be fixed on optical filter 7 by not shown bonding agent.And, screw 35 after filtration the inserting hole 37 of mating plate 7 and the inserting hole 38 of reflector 5 be screwed into be completely formed at apparatus main body 2 connection with in the screwed hole 39 of extension 12.Thus, reflector 5 and optical filter 7 are fixed on apparatus main body 2.Now, be inserted with a part for illuminator 3 in the cylindrical portion 23 of reflector 5, illuminator 3 is over against the planar portions 32 of optical filter 7.
In addition, for example can make tubular liner be arranged between optical filter 7 and the flange part 24 of reflector 5 so that optical filter 7 and reflector 5 are separated, and by screw 35 after filtration inserting hole 38 screw threads of inserting hole 37, liner and the reflector 5 of mating plate 7 be fixed on the screwed hole 39 connecting with extension 12.And jog 33 is not only limited to raised line 34, can form recessed, also can spread all over and form projection or recess (depression) etc. around.
In addition, light transmission cover 6 can be transparent can be also translucent, and except can forming level and smooth surface, by bottom 27 and exit wound of bullet 26 reflector 5 over against the outer surface of part or inner surface be processed into concave surface (dimple) or lenticular and arrange concavo-convex, on the other hand, with the jog 33 of optical filter over against part do not carry out Surface Machining and form smoothly etc., can suitably select its form and implement.
Developer is sneaked in optical filter 7 so that rise from covering the average colour rendering index (Ra) of radiating light (white light) of the illuminator 3 of 6 ejaculations.For example, in order to obtain the high white light of average colour rendering index (Ra), as developer sneak into and disperse that cyanine (cyanine) is, various compounds, the organo-metallic compound such as (squarylium) is in side acid, azomethine (azomethine) is, xanthene (xanthene) is, oxonols (oxonol) is, azo (azo) is, polymethine (polymethine) is.
Then, the effect of the 1st embodiment is described.
Lamp 1 is installed on the socket for lamp bulb of ligthing paraphernalia.Then,, if apply external power source from socket for lamp bulb to lamp holder 14, ignition device 4 is powered via lamp holder 14 and is operated.Ignition device 4 is exported predetermined electric currents and LED bare chip 16 is lit a lamp to the LED bare chip 16 of illuminator 3.From LED bare chip 16 radiation blue lights, this blue light and by sneaking into the sodium yellow colour mixture (mixed light) after the yellow fluorophor wavelength conversion in sealing resin 17, from illuminator 3 radiation white lights.
From the radiating light of illuminator 3 radiation, from the entrance port 25 of reflector 5, incide in reflector 5, a part directly incides the planar portions 32 of optical filter 7 from exit wound of bullet 26.And a part for incident light, in the inner surface 5b of reflector 5 reflection, incides the planar portions 32 of optical filter 7 from exit wound of bullet 26.
The radiating light that incides the planar portions 32 of optical filter 7 sees through the bottom 27 that optical filter 7 incides cover 6, sees through bottom 27 and injects to space outerpace from outer surface 27a.Penetrate light and sneak into and be dispersed with the optical filter 7 of high developer owing to seeing through, thus become average colour rendering index (Ra) high be for example 94 white light.
And, incide the part of radiating light of planar portions 32 for optical filter 7 in the outer surface 7a of planar portions 32 and inner surface 7b reflection, by repeatedly carrying out of this reflection, in the interior propagation of optical filter 7, arrive jog 33.Because the inner surface 7b side at jog 33 is provided with the flange part 24 of reflector 5, thereby the radiating light of propagating in jog 33 penetrates from outer surface 7a side direction cover 6 sides of jog 33.
Because the outer surface 7a side at jog 33 is formed with raised line 34, thereby spread and penetrate by raised line 34 from the radiating light of jog 33 ejaculations, incide bottom 27 and the side wall portion 28 of cover 6, see through bottom 27 and side wall portion 28 and inject to space outerpace.Because this penetrates light, also see through optical filter 7, thereby also become the high white light of colour rendering (color reprodubility).
In cover 6, the wide part of ejaculation penetrating from the exit wound of bullet 26 of reflector 5 incide with the planar portions 32 of optical filter 7 over against bottom 27 parts.Therefore, these bottom 27 parts can be seen very bright light, and most of white light that illuminator 3 is radiated injects to space outerpace.And, in surrounding's incident of these bottom 27 parts, there is the ejaculation light penetrating from the jog 33 of optical filter 7, although the surrounding of these bottom 27 parts is weak, also can see light, and white light injects to space outerpace.That is, due to from covering 6 bottom 27 and side wall portion 28 penetrates white lights, thereby seem almost whole cover 6 and all can see light, and from covering the high white light of 6 ejaculation colour rendering.
And, because the jog 33 from optical filter 7 penetrates radiating lights, thereby be difficult to see through cover 6 and see and draw the screw 35 that reflector 5 and optical filter 7 is installed on to apparatus main body 2.And, in the light loss minimizing of jog 33, correspondingly, from covering corresponding a little increase of light beam of 6 ejaculations, penetrate efficiency and rise.
According to the lamp 1 of present embodiment, the radiating light of illuminator 3 incides the planar portions 32 of optical filter 7 from the exit wound of bullet 26 of reflector 5, see through planar portions 32 and incide cover 6, and a part of light that incides planar portions 32 arrives jog 33 in the interior propagation of optical filter 7, in jog 33 diffusions, penetrate, incide cover 6, therefore, cover 6 and planar portions 32 optical filter 7 over against part also can see light around and penetrate radiating light, thus, almost whole cover 6 all can be seen light, has the effect of the attractive in appearance and aesthetic appearance of the cover 6 in the time of can improving visual cover 6.
And, because the jog 33 from optical filter 7 penetrates the radiating light of illuminators 3, thereby can reduce the light loss at jog 33, have and improve from covering the effect of ejaculation efficiency of the ejaculation light of 6 ejaculations.
And, because peripheral part also can be seen light, thereby can obtain the radiating light further expanding.
In addition, in the present embodiment, reflector 5 can form the bottom tube-like that has with exit wound of bullet 26, and with the exit wound of bullet 26 with illuminator 3 over against mode be arranged at bottom.
Then, the 2nd embodiment is described.
As shown in Figure 3, the ligthing paraphernalia 41 of present embodiment is configured to ceiling face installation utensil.In Fig. 3,42 is plug, and 43 is arm, and 44 is appliance body, and 45 is lamp socket, and 46 is knob, and 1 is the lamp shown in Fig. 1.
Plug 42 is installed on the lamp rail on ceiling face, and for example by polycarbonate resin, is formed cylindricly, and arm 43 is mounted to and can rotates in the horizontal direction 360 °.Arm 43 for example forms oval tubular by aluminium alloy, and mounted apparatus main body 44.
Appliance body 44 is for example formed on outer peripheral face 44a and is provided with in a pair of installation wing 47,47(figure and only represents a side by aluminium alloy) have the roughly cylindric of the end.And, in the inside of appliance body 44, utilize installing plate 48 that porcelain lamp socket 45 processed is installed.The lamp holder 14(of lamp 1 is not shown) spiral is fixed on this lamp socket 45 and is electrically connected to.Lamp socket 45, is connected with external power source through the inside of plug 42, arm 43 and appliance body 44 and the not shown power line of wiring by respectively.
Appliance body 44 is installed on arm 43 by not shown turning cylinder in a pair of installation wing 47,47.That is, appliance body 44 is installed on arm 43 can rotate the mode of 90 ° in vertical.And, by tightening the knob 46,46 of the outer surface 47a, the 47a that are arranged at a pair of installation wing 47,47, with desired vertical angle, be fixed on arm 43.Knob 46 is for example formed by free-cutting brass.
Ligthing paraphernalia 41, by setting respectively the horizontal direction of appliance body 44 and the angle of vertical direction, makes the radiating light of lamp 1 irradiate predetermined direction.
According to the ligthing paraphernalia 41 of present embodiment, owing to possessing almost that whole cover 6 all can be seen light and from covering the lamp 1 of the radiating light that 6 ejaculation colour renderings are high, thereby can improve the attractive in appearance and aesthetic appearance of the cover 6 while looking up lamp 1 and visual cover 6, the taking-up efficiency of light, and have and can penetrate to predetermined direction the effect of the radiating light that colour rendering is high.
Then, the 3rd embodiment is described.
The lighting device 51 of present embodiment is direct mounted apparatus, forms as shown in Figure 4.In addition, in Fig. 4, the part identical with Fig. 1 put on to identical symbol, and the description thereof will be omitted.
Lighting device 51, in the lamp 1 shown in Fig. 1, has been removed fixing body 13, replaces and comprises acceptor 52 and erecting bed 53.
Acceptor 52 by the synthetic resin with electrical insulating property for example polybutylene terephthalate (PBT) resin-shaped become at another distolateral 52b and there is the roughly cylindric of round flange portion 54.And acceptor 52 cylindrical portion 11 by a distolateral 52a being embedded to installation portion 9 is until base portion 10 butts of the front end of the distolateral 52a of one and installation portion 9, thereby be installed on apparatus main body 2.
In acceptor 52, by not shown installation unit, ignition device 4 is installed.And the input line 56 that is connected in the terminal board 55 of ignition device 4 is drawn from acceptor 52.
Acceptor 52 is installed on erecting bed 53 by a plurality of screws 57.At the flange part 54 of acceptor 52, be provided with the inserting hole 58 of screw 57.
Erecting bed 53 by metallic plate for example cold-rolled steel sheet form, and be formed with the installation portion 59 of flat condition, respectively from the long side direction two ends of this installation portion 59 upright 60, 60Ji Conggai foot of foot 60,60 in the mode parallel with installation portion 59 to the outstanding fixed part 61,61 of foreign side.
Installation portion 59 forms the big or small rectangle that can seal acceptor 52, be provided with a plurality of be arranged at inserting hole 58 on the flange part 54 of acceptor 52 corresponding be with female screwed hole 62.Erecting bed 53 is screwed into screwed hole 62 by screw 57 completely via inserting hole 58 and is installed on acceptor 52.Central portion at installation portion 59 is provided with for draw the through hole 63 of input line 56 from ignition device 4.
And erecting bed 53 is installed on the buildings 64 such as ceiling or lamp rail.In the present embodiment, by screw 65, be installed on building 64.That is, be formed with respectively the inserting hole 66 of screw 65 on fixed part 61,61, screw 65 is screwed into the screwed hole 67 that is formed at building 64 completely by inserting hole 66.So, lighting device 51 is installed on building 64.
According to the lighting device 51 of present embodiment, owing to possessing almost that whole cover 6 all can be seen light and from covering the high radiating light of 6 ejaculation colour rendering, thereby can improve the attractive in appearance and aesthetic appearance of the cover 6 while looking up lighting device 51 and visual cover 6 and the taking-up efficiency of light, and have can be from covering the effect of the radiating light that 6 ejaculation colour renderings are high.
In addition, lighting device 51 can also adopt the structure that its ignition device 4 is arranged to other places.And, as long as apparatus main body 2 possess embodiment illuminator 3, reflector 5, cover 6 and optical filter 7, can form the shape of hope.
Above several embodiments of the present utility model are illustrated, and these embodiments just illustrate, and do not limit the intention of utility model scope.These new embodiments can other variety of ways be implemented, and in the scope that does not depart from utility model aim, can carry out various omissions, displacement, change.These embodiments and distortion thereof are all included in the scope and aim of utility model, and be included in the scope of the utility model that claims record and the scope that is equal in.

Claims (8)

1. a lighting device, is characterized in that, possesses:
Apparatus main body, at one end side has irradiation opening;
Illuminator, has semiconductor light-emitting elements, and is arranged in described apparatus main body from the mode of described irradiation opening ejaculation with the radiating light of this semiconductor light-emitting elements;
Reflector, forms the tubular with exit wound of bullet, reflects the radiating light of described semiconductor light-emitting elements and the radiating light of described semiconductor light-emitting elements is penetrated to described irradiation open side from described exit wound of bullet;
The cover of light transmission, is installed on the distolateral of described apparatus main body to seal the mode of described irradiation opening;
Optical filter, sneaks into developer and forms and have the tabular of light transmission, and have with described exit wound of bullet over against planar portions and the jog in the outer circumferential side region of this planar portions, described optical filter is arranged between described reflector and described cover.
2. lighting device according to claim 1, is characterized in that,
At described jog, a plurality of ring-type raised lines or recessed are arranged to concentric circles.
3. lighting device according to claim 1 and 2, is characterized in that,
Described jog is cross section hemisphere.
4. lighting device according to claim 1 and 2, is characterized in that,
Described jog is formed on except for the region the installation portion of screw of optical filter is installed.
5. lighting device according to claim 1 and 2, is characterized in that,
Described optical filter is installed on apparatus main body by reflector.
6. lighting device according to claim 1 and 2, is characterized in that,
The radiating light of propagating in described optical filter penetrates from the outer surface side direction cover side of jog.
7. a lamp, is characterized in that, possesses:
Lighting device in claim 1 to 6 described in any one;
Lamp holder, another of apparatus main body that is arranged at described lighting device is distolateral;
Ignition device, be contained in described apparatus main body another is distolateral, via described lamp holder, powered and worked, described semiconductor light-emitting elements is lit a lamp.
8. a ligthing paraphernalia, is characterized in that, possesses:
Lamp claimed in claim 7;
Appliance body, has the lamp socket being electrically connected to the described lamp holder of this lamp.
CN201320578135.7U 2013-02-15 2013-09-17 Lighting device, lamp and lighting appliance Expired - Fee Related CN203431630U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-027469 2013-02-15
JP2013027469A JP2014157706A (en) 2013-02-15 2013-02-15 Lighting device, lamp and lighting equipment

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CN203431630U true CN203431630U (en) 2014-02-12

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4149978B2 (en) * 2004-09-16 2008-09-17 株式会社東芝 Fresnel lens and lighting device
JP5322695B2 (en) 2009-01-15 2013-10-23 三菱電機株式会社 Lighting device
JP2011253787A (en) 2010-06-04 2011-12-15 Toshiba Lighting & Technology Corp Light-emitting device and lighting fixture
JP5649047B2 (en) * 2010-09-29 2015-01-07 シチズン電子株式会社 Lens member and optical unit
JP4995989B2 (en) * 2010-10-12 2012-08-08 パナソニック株式会社 lamp

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