WO2012128299A1 - 照明装置 - Google Patents
照明装置 Download PDFInfo
- Publication number
- WO2012128299A1 WO2012128299A1 PCT/JP2012/057239 JP2012057239W WO2012128299A1 WO 2012128299 A1 WO2012128299 A1 WO 2012128299A1 JP 2012057239 W JP2012057239 W JP 2012057239W WO 2012128299 A1 WO2012128299 A1 WO 2012128299A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light emitting
- mounting plate
- mounting
- light
- main body
- Prior art date
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Classifications
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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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
- F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
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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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
- F21V23/006—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
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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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
-
- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
-
- 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]
Definitions
- Embodiments of the present invention relate to a lighting device using a semiconductor light emitting element as a light source.
- road light that illuminates the road as a lighting device.
- Some road lights use a light emitting module having an LED element as a light source.
- a plurality of light emitting modules are used in order to obtain a desired brightness. Further, in order to obtain a desired light distribution suitable for illuminating the road, the plurality of light emitting modules are formed into a three-dimensional shape. It is arranged.
- the problem to be solved by the present invention is to provide a lighting device that can obtain a desired light distribution by using a plurality of light emitting modules and that can be simplified in size and reduced in size.
- the lighting device of the embodiment includes a device main body, a mounting plate, a plurality of light emitting modules, a plurality of lenses, and a lighting circuit.
- the apparatus main body has an opening on the lower surface.
- the mounting plate has a flat plate shape and is disposed in the apparatus main body so that the lower surface faces the opening.
- the plurality of light emitting modules have semiconductor light emitting elements and are attached to the lower surface of the mounting plate.
- the plurality of lenses are provided for each light emitting module, and control light distribution from the light emitting module.
- the lighting circuit is disposed above the mounting plate in the apparatus main body, and lights the light emitting module.
- a road lamp that mainly illuminates the road 12 is shown as the lighting device 11.
- This road lamp is attached to the upper end of a column 13 standing on the side of the road 12 in the width direction, for example, on the shoulder side, mainly from the shoulder area of the road 12 toward the central area of the road 12, and the road lamp.
- the light is emitted toward the area in the direction (traveling direction) along the road 12 centering on the road surface to illuminate the road surface.
- FIG. 6 shows a state in which the lighting device 11 is attached to the support column 13 whose upper end is bent horizontally toward the road 12, the upper end can be attached to the support column 13 extending vertically upward.
- the illuminating device 11 includes an apparatus main body 21, a translucent cover 22 accommodated in the apparatus main body 21, a mounting plate 23, a plurality of light emitting modules 24, a plurality of lenses 25, and A lighting circuit 26 is provided.
- the side attached to the support column 13 is the rear, the opposite side is the front, the direction connecting the front and the rear is the front-rear direction, and the direction orthogonal to the front-rear direction is the left-right direction Will be described.
- the apparatus main body 21 has a lower case 31 and an upper case 32, and these cases 31, 32 are made of, for example, a synthetic resin material or a metal material such as aluminum.
- An opening 34 for emitting light is formed on the lower surface of the lower case 31.
- a plurality of bosses 36 for attaching the attachment plate 23 with a plurality of screws 35 are provided on the inner surface side of the lower case 31 at the edge portion forming the opening 34.
- a post attachment portion 37 to be attached to the post 13 is formed on the rear side of the lower case 31.
- the column attachment portion 37 includes attachment holes 38 and 39 formed on the lower surface and the rear surface on the rear side of the lower case 31.
- the tip end of the support column 13 is inserted into the lower case 31 from either one of the mounting holes 38, 39, and the lower case 31 is attached to the tip end of the support column 13 by an attaching means (not shown) in the lower case 31.
- the mounting holes 39 on the rear surface are attached to the support column 13, the mounting holes 38 on the lower surface are not used, and the mounting holes 38 on the lower surface are closed by the cover 40.
- the cover 40 Has been.
- the lower mounting hole 38 is used for mounting to the column 13
- the rear mounting hole 39 is closed by a similar cover.
- the upper case 32 has a rear case portion 42 and a front case portion 43, and is attached to the lower case 31 so as to be openable and detachable.
- the translucent cover 22 is formed in a flat plate shape with a material such as a transparent or translucent resin or glass, for example.
- the outer shape of the translucent cover 22 is similar to the shape of the opening 34 of the lower case 31 and is formed to have a size slightly larger than the opening 34.
- a packing 45 is attached to the periphery of the translucent cover 22.
- the translucent cover 22 is inserted from the inside of the lower case 31, and is disposed on the edge forming the opening 34 of the lower case 31 and inside the plurality of bosses 36 via the packing 45, and the opening 34 is formed. Block.
- the mounting plate 23 is integrally formed in a substantially flat plate shape by using a metal material such as aluminum or a resin material having excellent thermal conductivity, for example.
- the outer shape of the mounting plate 23 is similar to the shape of the opening 34 of the lower case 31 and is formed to have a size slightly larger than the opening 34.
- the mounting plate 23 includes a flat plate portion 48 for mounting the plurality of light emitting modules 24 and the plurality of lenses 25, and a peripheral wall portion 49 protruding downward from the peripheral portion of the flat plate portion 48.
- a plurality of attachment surface portions 50 to which the plurality of light emitting modules 24 and the plurality of lenses 25 are respectively attached are integrally formed on the flat plate portion 48 of the attachment plate 23. That is, a plurality of rows in which a plurality of mounting surface portions 50 are arranged side by side along the front-rear direction of the mounting plate 23 are formed, and each mounting surface portion 50 in a row adjacent in the left-right direction is These are formed alternately at positions shifted from each other in the front-rear direction, not in line with each other. Of the plurality of rows of mounting surface portions 50, the number of the mounting surface portions 50 in the central row is larger than the number of mounting surface portions 50 in the rows on both sides.
- the plurality of mounting surface portions 50 are inclined toward the direction of light irradiation from the opening 34. In the present embodiment, it is a direction toward the front of the apparatus main body 21 and is inclined in a direction toward the center of the road 12, and the inclination angle of the rear mounting surface portion 50 is the inclination of the front mounting surface portion 50. It is larger than the angle.
- the inclination direction may be the same or different for the plurality of attachment surface portions 50, and the inclination angle may be the same or different for the plurality of attachment surface portions 50.
- Each mounting surface portion 50 is formed with a recess 51 for fitting and holding the light emitting module 24, and a pair of positioning holes 52 and a pair of mounting holes 53 are formed near both sides of the recess 51. Yes. Further, in the vicinity of each mounting surface portion 50, a wiring hole 54 penetrating the mounting plate 23 is formed.
- the flange 55 protrudes from the peripheral surface excluding the rear surface side to the peripheral wall portion 49 of the mounting plate 23.
- a plurality of attachment holes 57 as attachment portions 56 for attachment to the plurality of bosses 36 of the lower case 31 with screws 35 are formed in the flange 55. Then, by attaching the attachment plate 23 to the lower case 31, the translucent cover 22 is sandwiched and held via the packing 45 between the lower case 31 and the peripheral wall portion 49 of the attachment plate 23.
- the mounting surface portions 50 located in the peripheral portion among the plurality of mounting surface portions 50 of the mounting plate 23 and the mounting portions 56 of the flange 55 are arranged at positions close to each other in a one-to-one relationship.
- the inner surface of the mounting plate 23, that is, the lower surface of the flat plate portion 48 and the inner peripheral surface of the peripheral wall portion 49 are formed as reflective surfaces having high reflectivity.
- the reflection surface can be made a mirror surface or painted white to increase the reflectance.
- the light emitting module 24 includes a substrate 60, a light emitting unit 61 formed on the surface which is one surface of the substrate 60, and a connector 62 mounted on the surface of the substrate 60.
- the substrate 60 is formed in a plate shape by a material such as a metal such as aluminum having excellent thermal conductivity or ceramics, for example.
- the light emitting unit 61 includes a plurality of semiconductor light emitting elements 63 such as LED elements and EL elements mounted on the substrate 60.
- the light emitting module 24 is configured as a COB (Chip On Board) module using an LED element as the semiconductor light emitting element 63.
- COB Chip On Board
- a plurality of LED elements are arranged and mounted in a matrix on the substrate 60, the plurality of LED elements are electrically connected, and further, the fluorescent light that covers the plurality of LED elements is integrated.
- a body layer is formed.
- the phosphor layer is formed by filling a silicone resin containing a phosphor that emits mainly yellow light when excited by the blue light emitted from the LED element. ing.
- white light in which blue light and yellow light are mixed is emitted from the light emitting surface 61a which is the surface of the phosphor layer.
- the connector 62 is electrically connected to the plurality of LED elements.
- the light emitting module 24 is configured to be positioned and held on the mounting plate 23 by being fitted into a recess 51 formed in the mounting surface portion 50 of the mounting plate 23.
- the lens 25 is made of, for example, a transparent resin or glass.
- the lens 25 is formed with a base portion 65 attached to the attachment surface portion 50 of the attachment plate 23 and a pair of lens portions 66 provided so as to protrude from the base portion 65.
- the base portion 65 is provided with a pair of protrusions (not shown) that fit into the pair of positioning holes 52 of the mounting surface portion 50, and a pair of insertion holes 68 for mounting to the mounting surface portion 50 with a pair of screws 67. Is provided. Each screw 67 is screwed into each mounting hole 53 of the mounting surface portion 50 through the insertion hole 68 to fasten and fix the lens 25 to the mounting surface portion 50. At this time, the lens 25 abuts on the light emitting module 24 disposed in the recess 51 of the mounting surface 50, holds the light emitting module 24 between the lens 25 and the recess 51 of the mounting surface 50, and emits light. The module 24 is crimped to the mounting plate 23.
- Each lens portion 66 is a convex lens protruding in a hemispherical shape from the base portion 65, and a pair of lens portions 66 are formed side by side in the left-right direction.
- the lens 25 has a light distribution characteristic that spreads light from the light emitting unit 61 of the light emitting module 24 in the left-right direction, and has a light distribution characteristic that spreads in the direction along the road 12 (traveling direction).
- FIG. 2 shows one lens 25 attached to one attachment surface portion 50 corresponding to one light emitting module 24.
- the lens 25 corresponds to all the light emitting modules 24 and all attachment surface portions 50. Attached to.
- the lighting circuit 26 receives, for example, AC power, converts it into DC power, and supplies it to the semiconductor light emitting element 63 of each light emitting module 24.
- the lighting circuit 26 includes a circuit board 71 and a plurality of circuit components 72 mounted on the circuit board 71.
- the lighting circuit 26 is disposed above the mounting plate 23 in the apparatus main body 21, that is, is mounted in the case portion 43 of the upper case 32.
- the harness 73 includes a plurality of connectors 74 connected to the plurality of light emitting modules 24, a connector 75 connected to the lighting circuit 26, and an electric wire 76 that sequentially connects the plurality of connectors 74 and the connector 75 in series.
- Each connector 75 is drawn from the upper side of the mounting plate 23 to the lower surface of the mounting plate 23 through the wiring hole 54 and connected to the connector 62 of each light emitting module 24.
- two harnesses 73 are used, and two series circuits in which a plurality of light emitting modules 24 are connected in series for each harness 73 are configured.
- the light emitting modules 24 are fitted and attached to the recessed portions 51 of the mounting surface portions 50 of the mounting plate 23. Further, each lens 25 is disposed on each mounting surface portion 50, and a screw 67 is screwed into the mounting hole 53 of the mounting surface portion 50 through the insertion hole 68 of the lens 25 to fix the lens 25 to the mounting surface portion 50. At this time, the lens 25 abuts on the light emitting module 24 disposed in the recess 51 of the mounting surface 50, holds the light emitting module 24 between the lens 25 and the recess 51 of the mounting surface 50, and emits light. The module 24 is crimped to the mounting plate 23.
- Each connector 74 of the harness 73 is passed from the upper side of the mounting plate 23 through the wiring hole 54 to the lower side of the mounting plate 23 and connected to the connector 62 of each light emitting module 24.
- the translucent cover 22 fitted with the packing 45 is disposed on the edge forming the opening 34 of the lower case 31 and inside the plurality of bosses 36, and the translucent cover 22
- the mounting plate 23 is put on top, and a plurality of screws 35 are screwed into the bosses 36 through the mounting holes 57 of the mounting plate 23 to fix the mounting plate 23 to the lower case 31. Accordingly, the translucent cover 22 is sandwiched and held between the lower case 31 and the peripheral wall portion 49 of the mounting plate 23 via the packing 45, and the opening 34 of the lower case 31 is liquid-tightly closed.
- the connector 75 of the harness 73 is connected to the lighting circuit 26 attached to the case part 43 of the upper case 32, and the case part 43 is combined with the lower case 31. Further, the case portion 42 of the upper case 32 is combined with the lower case 31.
- the illuminating device 11 is attached to the upper end of the support
- each light emitting module 24 When power is supplied to the lighting circuit 26 of the lighting device 11, lighting power is supplied from the lighting circuit 26 to each light emitting module 24, and each light emitting module 24 is lit.
- each light emitting module 24 When each light emitting module 24 is turned on, the light emitted from the light emitting unit 61 of each light emitting module 24 enters the lens 25, is controlled to a predetermined light distribution by the lens 25 and is emitted from the lens 25, and the translucent cover. The light passes through 22 and is emitted from the opening 34 of the apparatus main body 21 to irradiate the road 12.
- Each mounting surface portion 50 of the mounting plate 23 is inclined toward the light irradiation direction from the opening 34, that is, each mounting surface portion 50 of the mounting plate 23 is a direction toward the front of the apparatus main body 21,
- the road 12 is inclined in the direction toward the center.
- the light emitting module 24 and the lens 25 respectively attached to these attachment surface portions 50 are similarly inclined. For this reason, the light traveling from the shoulder side of the road 12 where the lighting device 11 is installed toward the central region of the road 12 can be increased, and the central region of the road 12 away from the lighting device 11 can also be illuminated.
- the lens 25 has a light distribution characteristic that spreads light in the direction along the road 12, so that a wide range along the road 12 can be illuminated brightly.
- the mounting surface portions 50 of the mounting plate 23 adjacent to each other in the left-right direction are alternately formed at positions shifted from each other in the front-rear direction, not aligned with each other in the left-right direction.
- the light emitting modules 24 and the lenses 25 attached to these attachment surface portions 50 are also arranged alternately at positions shifted from each other in the front-rear direction rather than being aligned with each other in the left-right direction. Therefore, the light emitted from the lens 25 in the left-right direction does not enter the adjacent rows of lenses 25 and is blocked, and a desired light distribution in the left-right direction can be obtained from the lighting device 11. That is, a wide range along the road 12 can be illuminated.
- the lighting device 11 can illuminate an appropriate range of the road 12 by devising the orientation of the light emitting module 24 and the lens 25, devising the light distribution characteristics of the lens 25, and devising the arrangement of the light emitting module 24 and the lens 25.
- Simply attaching a plurality of light emitting modules 24 and a plurality of lenses 25 to one mounting plate 23 may not provide the desired light distribution.
- the mounting surface portion 50 is inclined.
- a desired light distribution can be obtained by directing the light emitting module 24 and the lens 25 attached to the attachment surface portion 50 in the light irradiation direction or adjusting the light distribution characteristics of the lens 25.
- a desired light distribution can be obtained by using the plurality of light emitting modules 24, and the structure can be simplified and reduced in size.
- the mounting plate 23 is provided in the apparatus main body 21.
- the lighting circuit 26 can be accommodated in this space, and the lighting device 11 can be miniaturized.
- the light emitting modules 24 adjacent to each other in the predetermined light distribution direction controlled by the lens 25 are arranged at positions shifted from each other with respect to the light distribution direction, so that the lens 25 faces the predetermined light distribution direction.
- the emitted light is not incident on the adjacent lens 25 and blocked, and a desired light distribution can be obtained.
- the mounting surface portion 50 of the mounting plate 23 to which the light emitting module 24 is mounted is inclined toward the irradiation direction of the light from the opening 34, the light traveling in the irradiation direction is increased, and a desired light distribution can be obtained. .
- the translucent cover 22 is provided between the apparatus main body 21 and the mounting plate 23. No special structure is required to fix the translucent cover 22, and the entire circumference of the translucent cover 22 is sandwiched between the device body 21 and the mounting plate 23 with uniform pressure. Can improve waterproof performance.
- each light emitting module 24 is disposed in the vicinity of each mounting portion 56 of the mounting plate 23, heat generated when each light emitting module 24 is lit is efficiently conducted to the apparatus main body 21 through each mounting portion 56. Therefore, the temperature rise of the light emitting module 24 can be suppressed.
- the device body 21 is provided with a boss 36 for attaching the attachment plate 23, for example, an attachment portion for attaching the attachment plate 23 to the device body 21 is formed in a wide range along the outer shape of the attachment plate 23. Compared to the case, the weight can be reduced.
- an attachment portion for attaching the attachment plate 23 to the apparatus main body 21 may be provided in a wide range along the outer shape of the attachment plate 23 in order to improve heat dissipation.
- the number of mounting surface portions 50 in the central row is formed to be greater than the number of mounting surface portions 50 in both rows.
- the light emitting modules 24 and the lenses 25 attached to these attachment surface portions 50 are also arranged such that the number of attachment surface portions 50 in the central row is larger than the number of attachment surface portions 50 in both rows. Therefore, even when the mounting plate 23 has a shape in which the center of the mounting plate 23 is long with respect to the front-rear direction and both sides of the mounting plate 23 are short, the heat of the mounting plate 23 can be made uniform.
- the mounting surface portion 50 is inclined with respect to the flat plate portion 48 of the mounting plate 23 in the light irradiation direction.
- the mounting surface portion 50 is parallel to the flat plate portion 48 of the mounting plate 23 (surface 1), and the mounting plate 23 itself may be inclined toward the light irradiation direction.
- the light traveling from the shoulder side of the road 12 where the lighting device 11 is installed toward the central region of the road 12 can be increased, and the central region of the road 12 far from the lighting device 11 can also be illuminated.
- the lighting device 11 can be used not only for road lights but also for other lighting applications.
- Lighting device 11
- Device body 22
- Translucent cover 23
- Mounting plate 24
- Light emitting module 25
- Lens 26
- Lighting circuit 34
- Aperture 50
- Mounting surface 56
- Mounting portion 63
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
Description
21 装置本体
22 透光性カバー
23 取付板
24 発光モジュール
25 レンズ
26 点灯回路
34 開口部
50 取付面部
56 取付部
63 半導体発光素子
Claims (5)
- 下面に開口部を有する装置本体と;
下面が前記開口部に対向するように前記装置本体内に配置された平板状の取付板と;
半導体発光素子を有し、前記取付板の下面に取り付けられた複数の発光モジュールと;
これら発光モジュール毎に設けられ、前記発光モジュールからの光の配光を制御する複数のレンズと;
前記装置本体内で前記取付板より上側に配置され、前記発光モジュールを点灯させる点灯回路と;
を具備していることを特徴とする照明装置。 - 前記レンズにより配光制御する所定の配光方向に隣り合う前記発光モジュールは、その配光方向に対して互いにずれた位置に配置されている
ことを特徴とする請求項1記載の照明装置。 - 前記取付板は、この取付板の下面に前記発光モジュールを取り付ける取付面部を有し、この取付面部が前記開口部からの光の照射方向へ向けて傾斜されている
ことを特徴とする請求項1記載の照明装置。 - 前記取付板は、前記装置本体に取り付ける複数の取付部を有し、
前記発光モジュールは、前記取付板の複数の取付部の近傍位置にそれぞれ配置されている
ことを特徴とする請求項1記載の照明装置。 - 前記装置本体の開口部を覆う透光性カバーを具備し、
前記装置本体の開口部と前記取付板と前記透光性カバーとは外形状が相似形に形成されており、前記装置本体と前記取付板との間に前記透光性カバーを挟み込んで固定されている
ことを特徴とする請求項1記載の照明装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013505995A JP5630624B2 (ja) | 2011-03-21 | 2012-03-21 | 照明装置 |
EP12760413.0A EP2690346A4 (en) | 2011-03-21 | 2012-03-21 | LIGHTING DEVICE |
US14/005,301 US20140003049A1 (en) | 2011-03-21 | 2012-03-21 | Luminaire |
US14/501,233 US20150023015A1 (en) | 2011-03-21 | 2014-09-30 | Attachment Plate and Cover Configuration for a Luminaire |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011100783370A CN102691928A (zh) | 2011-03-21 | 2011-03-21 | 照明装置 |
CN201110078337.0 | 2011-03-21 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/005,301 A-371-Of-International US20140003049A1 (en) | 2011-03-21 | 2012-03-21 | Luminaire |
US14/501,233 Continuation US20150023015A1 (en) | 2011-03-21 | 2014-09-30 | Attachment Plate and Cover Configuration for a Luminaire |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012128299A1 true WO2012128299A1 (ja) | 2012-09-27 |
Family
ID=46857564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2012/057239 WO2012128299A1 (ja) | 2011-03-21 | 2012-03-21 | 照明装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US20140003049A1 (ja) |
EP (1) | EP2690346A4 (ja) |
JP (2) | JP5630624B2 (ja) |
CN (1) | CN102691928A (ja) |
WO (1) | WO2012128299A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014086249A (ja) * | 2012-10-23 | 2014-05-12 | Iris Ohyama Inc | Led照明装置 |
JP2016162685A (ja) * | 2015-03-04 | 2016-09-05 | パナソニックIpマネジメント株式会社 | レンズ、レンズユニット及び照明器具 |
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Also Published As
Publication number | Publication date |
---|---|
JP2015028952A (ja) | 2015-02-12 |
EP2690346A1 (en) | 2014-01-29 |
CN102691928A (zh) | 2012-09-26 |
US20150023015A1 (en) | 2015-01-22 |
JPWO2012128299A1 (ja) | 2014-07-24 |
EP2690346A4 (en) | 2015-01-21 |
US20140003049A1 (en) | 2014-01-02 |
JP5630624B2 (ja) | 2014-11-26 |
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