CN101960217A - Illuminating lamp - Google Patents
Illuminating lamp Download PDFInfo
- Publication number
- CN101960217A CN101960217A CN2009801079357A CN200980107935A CN101960217A CN 101960217 A CN101960217 A CN 101960217A CN 2009801079357 A CN2009801079357 A CN 2009801079357A CN 200980107935 A CN200980107935 A CN 200980107935A CN 101960217 A CN101960217 A CN 101960217A
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- mentioned
- illuminating lamp
- base plate
- installation base
- shell
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- 238000001816 cooling Methods 0.000 claims abstract description 97
- 238000009434 installation Methods 0.000 claims description 86
- 230000001681 protective effect Effects 0.000 claims description 29
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 238000001149 thermolysis Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 11
- 230000005855 radiation Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Images
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
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
- F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
-
- 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
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
-
- 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
- F21Y2113/00—Combination of light sources
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Thermal energy generated by a plurality of light emitting diodes is efficiently diffused to the outside. An illuminating lamp is provided with an attaching substrate (4) whereupon a protection cover (3), which has a plurality of planarly fixed projectors (2) each having a light emitting diode as a light source and transmits light, is fixed on one substrate surface (4a) so as to cover the projectors; a plurality of board-like cooling fins (5) which protrude from the other substrate surface (4b) of the attaching substrate and are fixed so as to dissipate heat generated by the projector; and a housing (6) which has a storing recessed section (6a) and has the attaching substrate fixed thereon. The attaching substrate is formed such that a space (S) for taking the external air is formed between the attaching substrate and the inner circumferential wall (6d) of the housing. The board-like cooling fins protrude above the space so as to be cooled by the external air taken from the space. The housing is provided with a plurality of slits (63) which discharge the external air, which is taken from the space and warmed by heat discharged from the board-like cooling fins, to the external.
Description
Technical field
The present invention relates to illuminating lamp, relate in particular to light emitting diode (below, be called " LED ".) as the illuminating lamp of light source.
Background technology
Formulated in order to implement to advance the measure that prevents global warmingization with the use of the energy rationalize relevant law (below be called " energy conservation ".), in order to observe this law, in recent years, in lighting field, taked various measures, for example having developed is that the illuminating lamp of light source is (for example, with reference to patent documentation 1 with LED.)。This is with the illuminating lamp of LED as light source, and consumed power is few, the life-span is long, and easily by the Current Control briliancy, and response speed fast, can make luminous stable, the therefore new lighting apparatus of incandescent lamp etc. and receiving publicity as an alternative.
This is provided with light source, the LED installation base plate that a plurality of LED are installed that is made of a plurality of LED, the housing that is used to take in the LED installation base plate that a plurality of LED are installed with the illuminating lamp of LED as light source.In addition, on housing, the side at a plurality of LED place is formed with peristome, and this peristome is covered by transparent protective cover, forms extraneous gas and does not enter the structure of enclosure interior.
In addition, this is the illuminating lamp of LED as light source, because if LED is luminous then will to produce heat energy, so housing has thermolysis (for example, with reference to patent documentation 2, patent documentation 3.)。The LED lighting device of patent documentation 2, the LED installation base plate is fixed on the bottom of housing via the heat radiation fixed head, is formed with a plurality of fin of the bottom of imbedding housing on the heat radiation fixed head.In addition, the heat-dissipating structure of the street lamp of the use great power LED of patent documentation 3, its housing is made of loam cake and lower cover, under cover LED installation base plate and protective cover be installed, be formed with the heat radiation wrinkle in the periphery of loam cake.
Patent documentation 1: TOHKEMY 2001-256805 communique
Patent documentation 2: TOHKEMY 2002-299700 communique
Patent documentation 3: No. 3127938 communique of registration utility model
Summary of the invention
But, the heat-dissipating structure of the street lamp of LED lighting device that background technology is put down in writing or use great power LED, though can dispel the heat to heat by fin or heat radiation wrinkle from each LED, but because housing is airtight construction, therefore from the heat of each LED in enclosure interior generation convection current, can not dispel the heat to the outside efficiently.
The present invention proposes in order to solve such difficult problem in the past, and its purpose is to provide a kind of illuminating lamp, and this illuminating lamp can be efficiently to dispelling the heat because of the luminous heat energy that produces of a plurality of LED.
Be used to realize the illuminating lamp of the present invention of above-mentioned purpose, be provided with: installation base plate, this installation base plate are fixed with a plurality of with the Projecting Lamp of LED as light source planely, are fixed with the protective cover that makes light transmission in the mode that covers a plurality of Projecting Lamps on a side plate face; A plurality of tabular cooling fins, these a plurality of tabular cooling fins are in order to dispel the heat to the heat that a plurality of Projecting Lamp produced, and fix with the outstanding state of plate face from the opposing party of installation base plate; Shell, this shell has housing recess, is positioned at the mode that this housing recess and protective cover be positioned at the opening surface side of this housing recess with a plurality of tabular cooling fins and fixedly mounts substrate; Installation base plate with and the internal perisporium of shell between produce the mode that extraneous gas is taken into the space and form, a plurality of tabular cooling fins are given prominence to, are formed by the mode that is taken into the extraneous gas cooling that enters with the space from this extraneous gas to be taken into to extraneous gas with the space, and shell is provided with a plurality of slits, and these a plurality of slits will be taken into the extraneous gas that enters with the space from extraneous gas and discharge to the outside by what the thermolysis of a plurality of tabular cooling fins was heated.
Illuminating lamp according to the 1st such mode, if a plurality of Projecting Lamps are luminous, its heat is delivered to a plurality of tabular cooling fins via installation base plate, then will produce thermal up-current, be taken into the space from extraneous gas and suck extraneous gas because of heat from these a plurality of tabular cooling fins radiation, and then because the extraneous gas of this suction passes through the narrow space between a plurality of tabular cooling fins, therefore the speed of thermal up-current will be quickened because of Venturi effect, compare a large amount of air with common ambient condition by between a plurality of tabular cooling fins, therefore can significantly improve cooling effectiveness.
The 2nd mode of the present invention is in the illuminating lamp of the 1st mode, and a plurality of tabular cooling fins externally gas are taken into the occupied area in the space, for the animal of bird etc. does not enter size in the housing recess of above-mentioned shell from opening surface.Illuminating lamp in the past is owing to be airtight construction, therefore the animal of bird etc. can not enter, be taken into and use the space and in illuminating lamp of the present invention because between the openend of installation base plate and shell, be formed with extraneous gas, therefore in the 2nd mode of the present invention, utilizing a plurality of tabular cooling fins to be projected into extraneous gas is taken into and uses the space this point, can make these a plurality of tabular cooling fins externally gas be taken into the occupied area in the space, the animal that forms bird etc. does not enter into degree in the housing recess of shell from opening surface.
The 3rd mode of the present invention is in the illuminating lamp of the 1st mode or the 2nd mode, and installation base plate is identical thermal conductivity material with tabular cooling fin.According to the illuminating lamp of the 3rd such mode, because pyroconductivity is identical, so heat transference efficiency improves.
In the illuminating lamp of arbitrary mode of the 4th mode of the present invention in the 1st mode to the 3 modes, for shell, installation base plate and tabular cooling fin, this shell is formed by magnesium alloy at least.According to the illuminating lamp of the 4th such mode,, therefore can help significantly to improve cooling effectiveness, and illuminating lamp is set easily owing to form by the metal of pyroconductivity height and lightweight.
In the illuminating lamp of arbitrary mode of the 5th mode of the present invention in the 1st mode to the 4 modes, shell is provided with the position of slit, is set in the direction that the extraneous gas that heats by the thermolysis of a plurality of tabular cooling fins rises accordingly with the direction of illumination of LED.According to the illuminating lamp of the 4th such mode, escape to the outside owing to can make efficiently from the heat of a plurality of tabular cooling fin radiation, therefore can improve cooling effectiveness.
The invention effect
According to illuminating lamp of the present invention, can in the light fixture space, be taken into extraneous gas efficiently, therefore and this extraneous gas directly can be directed to tabular cooling fin, and then it is escaped to slit, can make because of the luminous heat energy that produces of a plurality of LED and spread to the outside efficiently.
Description of drawings
Fig. 1 is the overall perspective view of one of preferred forms of expression illuminating lamp of the present invention.
Fig. 2 is the front view of the illuminating lamp of presentation graphs 1.
Fig. 3 is the vertical view of the illuminating lamp of presentation graphs 1.
Fig. 4 is the left side view of the illuminating lamp of presentation graphs 1.
Fig. 5 is the right side view of the illuminating lamp of presentation graphs 1.
Fig. 6 is the upward view of the illuminating lamp of presentation graphs 1.
Fig. 7 is the rearview of the illuminating lamp of presentation graphs 1.
Fig. 8 is the sectional view of cross section XX of the illuminating lamp of presentation graphs 2.
Fig. 9 is the sectional view of cross section YY of the illuminating lamp of presentation graphs 2.
Figure 10 is the sectional view of cross section ZZ of the illuminating lamp of presentation graphs 7.
Figure 11 is expression with the part of the composed component of illuminating lamp of the present invention, is the front view that Projecting Lamp, protective cover and a plurality of tabular cooling fin are installed in the state on the installation base plate.
Figure 12 is the figure on plane of the installation base plate of expression Figure 11.
Figure 13 is the figure of left surface of the installation base plate of expression Figure 11.
Figure 14 is the figure of right flank of the installation base plate of expression Figure 11.
Figure 15 is the figure of bottom surface of the installation base plate of expression Figure 11.
Figure 16 is the figure at the back side of the installation base plate of expression Figure 11.
Figure 17 is the sectional view of cross section XX of the installation base plate of expression Figure 11.
Figure 18 is the sectional view of cross section YY of the installation base plate of expression Figure 11.
Figure 19 is the front view of one of other embodiment of expression illuminating lamp of the present invention.
Figure 20 is the figure on plane of the illuminating lamp of expression Figure 19.
Figure 21 is the figure of left surface of the illuminating lamp of expression Figure 19.
Figure 22 is the figure of right flank of the illuminating lamp of expression Figure 19.
Figure 23 is the figure of bottom surface of the illuminating lamp of expression Figure 19.
Figure 24 is the figure at the back side of the illuminating lamp of expression Figure 19.
Figure 25 is the sectional view of cross section XX of the illuminating lamp of expression Figure 19.
Figure 26 is the sectional view of cross section YY of the illuminating lamp of expression Figure 19.
Figure 27 is expression with the part of the composed component of illuminating lamp of the present invention, is the front view that Projecting Lamp, protective cover and a plurality of tabular cooling fin are installed in the state on the installation base plate.
Figure 28 is the figure on plane of the installation base plate of expression Figure 27.
Figure 29 is the figure of left surface of the installation base plate of expression Figure 27.
Figure 30 is the figure of right flank of the installation base plate of expression Figure 27.
Figure 31 is the figure of bottom surface of the installation base plate of expression Figure 27.
Figure 32 is the figure at the back side of the installation base plate of expression Figure 27.
Figure 33 is the sectional view of cross section XX of the installation base plate of expression Figure 27.
Figure 34 is the sectional view of cross section YY of the installation base plate of expression Figure 27.
Symbol description
1, the 100...... illuminating lamp
2, the 200...... Projecting Lamp
3, the 300...... protective cover
4, the 400...... installation base plate
4a, 400a...... one side's plate face
4b, 400b...... the opposing party's plate face
5, the tabular cooling fin of 500......
6, the 600...... shell
6d, the 600d...... internal perisporium
63,609, the 610...... slit
The specific embodiment
Below, with reference to accompanying drawing the most preferred embodiment that is used to implement illuminating lamp of the present invention is described.Fig. 1 is the overall perspective view of one of preferred forms of expression illuminating lamp 1 of the present invention.Fig. 2 is the state of illuminating lamp 1 of the present invention is observed in expression from light source side a front view.Fig. 3 is the vertical view of expression from the state of the illuminating lamp 1 of top observation Fig. 2.Fig. 4 is the left side view of expression from the state of the illuminating lamp 1 of left surface observation Fig. 2.Fig. 5 is the right side view of expression from the state of the illuminating lamp 1 of right flank observation Fig. 2.Fig. 6 is the upward view of expression from the state of the illuminating lamp 1 of following observation Fig. 2.Fig. 7 is the rearview of expression from the state of the illuminating lamp 1 of back side observation Fig. 2.Fig. 8 is the sectional view of the cross section XX in the presentation graphs 2.Fig. 9 is the sectional view of the cross section YY in the presentation graphs 2.Figure 10 is the sectional view of the cross section ZZ in the presentation graphs 7.In addition, run through the accompanying drawing integral body relevant, for the identical Reference numeral of components identical mark with illuminating lamp 1.In addition, in Fig. 1, omit Projecting Lamp.In addition, in Fig. 1, Fig. 2, because protective cover 3 is transparent, so Projecting Lamp 2 usefulness solid lines are represented.
Illuminating lamp 1 of the present invention is as Fig. 1～shown in Figure 9, be provided with: installation base plate 4, this installation base plate 4 is fixed with a plurality of with the Projecting Lamp 2 of LED as light source planely, is fixed with the protective cover 3 that makes light transmission in the mode that covers a plurality of Projecting Lamps 2 on a side plate face 4a; A plurality of tabular cooling fins 5, these a plurality of tabular cooling fins 5 dispel the heat for the heat that a plurality of Projecting Lamps 2 are produced, to fix from the outstanding state of the opposing party's of installation base plate 4 plate face 4b; Shell 6, this shell 6 has housing recess 6a, is arranged in the mode that this housing recess 6a and protective cover 3 be positioned at the opening surface side of this housing recess 6a with a plurality of tabular cooling fins 5 and fixedly mounts substrate 4.Such illuminating lamp 1, its profile is for combination frustum of a cone 1a and be arranged at the shape of the cylinder 1b of the big side of the external diameter of frustum of a cone 1a, forms toroidal as the openend 6b of the opening surface of shell 6.In addition, Projecting Lamp 2 can scioptics portion spread the light with directionality that sends from LED, in the drawings, is arranged with 64 with toroidal as annual ring.
Shell 6 is profiles of illuminating lamp 1, is the shape that the frustum of a cone 1a part of combination hollow and the roughly cylinder 1b that is arranged at the hollow of a side bigger than the frustum of a cone 1a external diameter partly of hollow partly form, and openend 6b forms toroidal.In the little side of external diameter of frustum of a cone 1a part, be provided with the socket 61 that constitutes by the cylinder part that the end is arranged with a part from the outstanding mode of upper wall 6c, this socket 61 is taken in the power supply unit that is used for supplying with to each Projecting Lamp 2 electric energy of regulation.On one of this socket 61 outstanding position, be fixed with the handle 62 of コ font.In addition, on the perisporium of the frustum of a cone 1a of shell 6 part, spread all over integral body and be equipped with a plurality of slits 63.In addition, as Fig. 2, shown in Figure 10, on the internal perisporium 6d of the openend 6b of shell 6, be provided with the carriage 64,65 that is used for two fixed-site installation base plates 4 on diametric line.Such shell 6, for example best high metal of pyroconductivity by magnesium alloy, aluminium alloy, copper etc. forms, but because the illuminating lamp 1 of lightweight is provided with easily, therefore is preferably magnesium alloy.Particularly under the situation of big illuminating lamp 1, lighting brought, and that easiness is set is more remarkable.
Then, according to Figure 11～Figure 18 the installation base plate 4 that a plurality of Projecting Lamps 2, protective cover 3 and a plurality of tabular cooling fins 5 are installed is described.
Figure 11～Figure 18 is expression with the part of the composed component of illuminating lamp of the present invention, is the figure that Projecting Lamp 2, protective cover 3 and a plurality of tabular cooling fin 5 are installed in the state on the installation base plate 4.Figure 11 is the state of the installation base plate 4 under the situation of illuminating lamp of the present invention is observed in expression from light source side a front view.Figure 12 is the vertical view of the state of the installation base plate 4 of expression under the situation of top observation illuminating lamp of the present invention.Figure 13 is the state of the installation base plate 4 under the situation of illuminating lamp of the present invention is observed in expression from left surface a left side view.Figure 14 is the state of the installation base plate 4 under the situation of illuminating lamp of the present invention is observed in expression from right flank a right side view.Figure 15 is the upward view of the state of the installation base plate 4 of expression under the situation of following observation illuminating lamp of the present invention.Figure 16 is the state of the installation base plate 4 under the situation of illuminating lamp of the present invention is observed in expression from the back side a rearview.Figure 17 is the sectional view of the cross section XX among expression Figure 11.Figure 18 is the sectional view of the cross section YY among expression Figure 11.In addition, because protective cover 3 is transparent, so Projecting Lamp 2 is represented with solid line in Figure 11～Figure 15.
A plurality of tabular cooling fins 5 are given prominence to, are formed by the mode that is taken into the extraneous gas cooling that enters with space S from this extraneous gas to be taken into to extraneous gas with space S as Figure 11～Figure 18, Fig. 1, shown in Figure 2.Specifically, tabular cooling fin 5 forms rectangle, alongst with respect to the mount pad 4d of installation base plate 4, the formation direction of 4e, is the direction configuration of diametric(al) quadrature.In addition, a plurality of tabular cooling fins 5 are along the mount pad 4d of installation base plate 4, the formation direction of 4e, are that diametric(al) equally spaced is set up in parallel.Interval between this tabular cooling fin 5 forms can produce the such narrow space of Venturi effect in shell 6.For example, be that 430mm, length are under the situation of 500mm at the maximum gauge of shell 6, be that the tabular cooling fin 5 of 1mm can produce Venturi effect by the thickness of slab that is spaced with 5mm.By forming the interval between the tabular cooling fin 5 in this wise, can increase flow velocity by the extraneous gas between this tabular cooling fin 5.
The both ends of each tabular cooling fin 5 form along the internal perisporium 6d of the roughly cylinder 1b part of shell 6, in addition, the extraneous gas of a plurality of tabular cooling fins is taken into the occupied area in the space S, for the animal of bird etc. does not enter into size in the housing recess 6a of shell 6 from opening surface.Illuminating lamp in the past is owing to be airtight construction, therefore the animal of bird etc. can not enter, and in illuminating lamp 1 of the present invention, because being formed with extraneous gas between the internal perisporium 6d of installation base plate 4 and shell 6 is taken into and uses space S, therefore utilize a plurality of tabular cooling fins 5 to be taken into the outstanding this point of space S to extraneous gas, can with these a plurality of tabular cooling fins 5 externally gas be taken into the occupied area in the space S, the animal that forms bird etc. does not enter into degree in the housing recess 6a of shell 6 from opening surface.Tabular cooling fin 5 like this is preferably the material of the thermal conductivity identical with installation base plate 4.By making installation base plate 4 be identical thermal conductivity material with tabular cooling fin 5, pyroconductivity is identical, so heat transference efficiency improves.As the material of the thermal conductivity of this installation base plate 4 and tabular cooling fin 5, with shell 6 similarly, for example preferably forms by the high metal of pyroconductivity of magnesium alloy, aluminium alloy, copper etc., owing to the illuminating lamp 1 of lightweight is provided with easily, so magnesium alloy is best.In addition, the either party of installation base plate 4 and tabular cooling fin 5 also can be formed by the high metal of pyroconductivity of magnesium alloy, aluminium alloy, copper etc.
The installation base plate 4 of these a plurality of Projecting Lamps 2, protective cover 3 and a plurality of tabular cooling fins 5 is installed, is configured in the cylinder 1b part of shell 6, partly dispose socket 61 at the frustum of a cone 1a of shell 6.
To such illuminating lamp 1 will be because of the action of the luminous heat energy that produces of a plurality of LED to outside diffusion describes, described illuminating lamp 1 is formed with in shell 6 as what flow into stream and is taken into the flow air flow circuit of usefulness of the extraneous gas that flows into space S from extraneous gas.
If make a plurality of Projecting Lamp 2 luminous by lighting illuminating lamp 1, then the heat that produces of each LED is transmitted to a plurality of tabular cooling fins 5 via installation base plate 4, therefore produces thermal up-current, is taken into space S from extraneous gas and sucks extraneous gas by the heat from these a plurality of tabular cooling fins 5 radiation.The extraneous gas of this suction is because by the narrow space between a plurality of tabular cooling fins 5, so the flow velocity of thermal up-current increases because of Venturi effect, compares a large amount of air with common ambient condition by between a plurality of tabular cooling fins 5.In addition, be taken into the extraneous gas that enters with space S by what the thermolysis of a plurality of tabular cooling fins 5 was heated from extraneous gas, a plurality of slits 63 of the top by being positioned at a plurality of tabular cooling fins 5 are discharged to the outside.
Like this, can in the light fixture space, be taken into extraneous gas efficiently, and can directly this extraneous gas be guided to tabular cooling fin 5, and then it is escaped to slit 63, therefore can significantly improve cooling effectiveness.Therefore, be suitable for the big great power LED of caloric value.
In addition, above-mentioned illuminating lamp 1, its profile is the cylinder 1b of the big side of combination frustum of a cone 1a and the external diameter that is arranged at frustum of a cone 1a and the shape that forms, openend 6b as the opening surface of shell 6 forms toroidal, but being not limited thereto, also can be that the profile of Figure 19～as shown in Figure 26 forms rectangular-shaped illuminating lamp 100 for shape, the opening surface that is made of frustum of a pyramid 100a.
Figure 19 is the figure of one of preferred forms of expression illuminating lamp 100 of the present invention, is the state of illuminating lamp 100 is observed in expression from light source side front view.Figure 20 is the vertical view of expression from the state of the illuminating lamp 100 of top observation Figure 19.Figure 21 is the left side view of expression from the state of the illuminating lamp 100 of left surface observation Figure 19.Figure 22 is the right side view of expression from the state of the illuminating lamp 100 of right flank observation Figure 19.Figure 23 is the upward view of expression from the state of the illuminating lamp 100 of following observation Figure 19.Figure 24 is the rearview of expression from the state of the illuminating lamp 100 of back side observation Figure 19.Figure 25 is the sectional view of the cross section XX among expression Figure 19.Figure 26 is the sectional view of the cross section YY among expression Figure 19.In addition, run through the accompanying drawing relevant, for the identical Reference numeral of components identical mark with illuminating lamp 100.In addition, in Figure 19,, therefore represent Projecting Lamp 200 with solid line because protective cover 300 is transparent.
Illuminating lamp 100 of the present invention is as Figure 19～shown in Figure 26, be provided with: installation base plate 400, this installation base plate 400 is fixed with a plurality of with the Projecting Lamp 200 of LED as light source planely, is fixed with the protective cover 300 that makes light transmission in the mode that covers a plurality of Projecting Lamps 200 on a side plate face 400a; A plurality of tabular cooling fins 500, these a plurality of tabular cooling fins 500 dispel the heat for the heat that a plurality of Projecting Lamps 200 are produced, to fix from the outstanding state of the opposing party's of installation base plate 400 plate face 400b; Shell 600, this shell 600 has housing recess 600a, is positioned at the mode that this housing recess 600a and protective cover 300 be positioned at the opening surface side of this housing recess 600a with a plurality of tabular cooling fins 500 and fixedly mounts substrate 400.In addition, Projecting Lamp 200 is identical with the Projecting Lamp 2 of above-mentioned illuminating lamp 1, and the light with directionality that can the wide-angle ground irradiation of scioptics portion sends from LED in the drawings, cedes territory to be arranged with 32 with the mode branches of lining up 6 row.
Shell 600 is profiles of illuminating lamp 100, is the shape that the frustum of a pyramid 100a by hollow constitutes, and forms rectangular shape as the openend 600b of the opening surface of shell 600.Be fixed with power supply box 601 on the upper wall 600c of this shell 600, power supply box 601 is taken in and is useful on power supply unit from the electric energy of regulation to each Projecting Lamp 2 that supply with.In addition, near openend 600b, be fixed with the handle 604 of コ font with screw 605,606 as a pair of side 602,603 of the opposite side of shell 600.In addition, on a pair of side 607,608, be equipped with a plurality of slits 609,610 respectively as the opposite side different with a pair of side 602,603 of shell 600.Should a plurality of slits 609,610 be arranged on the position on the shell 600, be set in the direction that the extraneous gas of the thermolysis heating by a plurality of tabular cooling fins 500 rises accordingly with the direction of illumination of the LED of Projecting Lamp 200.By setting the position of slit in this wise, can make efficiently from the heat of a plurality of tabular cooling fin 500 radiation and escape to the outside, therefore can improve cooling effectiveness.Such shell 600 is for example preferably formed by the high metal of pyroconductivity of magnesium alloy, aluminium alloy, copper etc., but owing to the illuminating lamp 100 of lightweight is provided with easily, so magnesium alloy is best.Particularly under the situation of big illuminating lamp 100, lighting brought, and that easiness is set is more remarkable.
Then, according to Figure 27～Figure 34 the installation base plate 400 that a plurality of Projecting Lamps 200, protective cover 300 and a plurality of tabular cooling fins 500 are installed is described.
Figure 27～Figure 34 is expression with the part of the composed component of illuminating lamp of the present invention, is the figure that Projecting Lamp 200, protective cover 300 and a plurality of tabular cooling fin 500 are installed in the state on the installation base plate 400.Figure 27 is the state of the installation base plate 400 under the situation of illuminating lamp of the present invention is observed in expression from light source side a front view.Figure 28 is the vertical view of the state of the installation base plate 400 of expression under the situation of top observation illuminating lamp of the present invention.Figure 29 is the state of the installation base plate 400 under the situation of illuminating lamp of the present invention is observed in expression from left surface a left side view.Figure 30 is the state of the installation base plate 400 under the situation of illuminating lamp of the present invention is observed in expression from right flank a right side view.Figure 31 is the upward view of the state of the installation base plate 400 of expression under the situation of following observation illuminating lamp of the present invention.Figure 32 is the state of the installation base plate 400 under the situation of illuminating lamp of the present invention is observed in expression from the back side a rearview.Figure 33 is the sectional view of the cross section XX among expression Figure 27.Figure 34 is the sectional view of the cross section YY among expression Figure 27.In addition, because protective cover 300 is transparent in Figure 27～Figure 31, so Projecting Lamp 200 is represented by solid line.
As Figure 27～Figure 34, shown in Figure 19, a plurality of tabular cooling fins 500 are given prominence to, are formed by the mode that is taken into the extraneous gas cooling that enters with space S from this extraneous gas to be taken into to extraneous gas with space S.Specifically, tabular cooling fin 500 forms rectangle, when packing installation base plate 400 into shell 600, is fixed on the installation base plate 400 in the mode of length direction along a pair of side 602,603 of shell 600.In addition, a plurality of tabular cooling fins 5 along a pair of side 607,608 of shell 600 uniformly-spaced to be set up in parallel.Interval between this tabular cooling fin 500 forms can produce the such space of Venturi effect in shell 600.By forming the interval between the tabular cooling fin 500 in this wise, the flow velocity by the extraneous gas between this tabular cooling fin 500 is increased.
The end of each tabular cooling fin 500 is along a pair of side 607 of shell 600,608 form, in addition, a plurality of tabular cooling fins externally gas are taken into the occupied area in the space S, for the animal of bird etc. does not enter size such in the housing recess 600a of shell 600 from opening surface.Illuminating lamp in the past is owing to be airtight construction, therefore the animal of bird etc. can not enter, and in illuminating lamp 100 of the present invention, because being formed with extraneous gas between the internal perisporium 600d of installation base plate 400 and shell 600 is taken into and uses space S, therefore utilize a plurality of tabular cooling fins 500 to be taken into the outstanding this point of space S to extraneous gas, can with these a plurality of tabular cooling fins 500 externally gas be taken into the animal that forms bird etc. with the occupied area in the space S and do not enter size in the housing recess 600a of shell 600 from opening surface.Tabular cooling fin 500 like this is preferably the material of the thermal conductivity identical with installation base plate 400.By making installation base plate 400 be identical thermal conductivity material with tabular cooling fin 500, pyroconductivity is identical, so heat transference efficiency improves.Material as the thermal conductivity of this installation base plate 400 and tabular cooling fin 500, with shell 600 similarly, the for example best high metal of pyroconductivity by magnesium alloy, aluminium alloy, copper etc. forms, but owing to the illuminating lamp 100 of lightweight is provided with easily, so magnesium alloy is best.
The installation base plate 400 of these a plurality of Projecting Lamps 200, protective cover 300 and a plurality of tabular cooling fins 500 is installed; be configured in about 1/2 the space of openend 600b side of shell 600, the upper wall 600c side in the remaining space of shell 600 about 1/2 in dispose power supply box 601.
To such illuminating lamp 100 will be because of the action of the luminous heat energy that produces of a plurality of LED to outside diffusion describes, described illuminating lamp 100 is formed with in shell 600 as what flow into stream and is taken into the flow air flow circuit of usefulness of the extraneous gas that flows into space S from extraneous gas.
If make a plurality of Projecting Lamp 200 luminous by lighting illuminating lamp 100, therefore then the heat that each LED produced is delivered to a plurality of tabular cooling fins 500 via installation base plate 400, produces thermal up-current, is taken into space S from extraneous gas and sucks extraneous gas by the heat from these a plurality of tabular cooling fins 500 radiation.
The extraneous gas of this suction is because by the narrow space between a plurality of tabular cooling fins 500, so the flow velocity of thermal up-current increases because of Venturi effect, compares a large amount of air with common ambient condition by between a plurality of tabular cooling fins 500.In addition, for example be located in a plurality of slits 609 on the side 607 be positioned at a plurality of tabular cooling fins 500 above situation under, be taken into the extraneous gas that enters with space S for what heat by the thermolysis of a plurality of tabular cooling fins 500 from extraneous gas, most of air will be discharged to the outside from a plurality of slits 609 by thermal up-current.
Like this, extraneous gas can be taken in the light fixture space efficiently, and this extraneous gas directly can be directed to tabular cooling fin 500, further it be escaped to slit 609, therefore can significantly improve cooling effectiveness.Therefore, be suitable for the big great power LED of caloric value.
As mentioned above, describe the present invention with illustrated specific implementations, but the present invention is not limited to illustrated embodiment, as long as can obtain effect of the present invention, can adopts known any structure, this is self-evident.
Utilize possibility on the industry
Illuminating lamp of the present invention can be used as the lighting apparatus of parking lot, street lamp, hall, train marshalling, building lighting etc.
Claims (5)
1. an illuminating lamp is characterized in that, is provided with:
Installation base plate, this installation base plate are fixed with a plurality of with the Projecting Lamp of light emitting diode as light source planely, are fixed with the protective cover that makes light transmission in the mode that covers above-mentioned a plurality of Projecting Lamps on a side plate face;
A plurality of tabular cooling fins, these a plurality of tabular cooling fins are in order to dispel the heat to the heat that above-mentioned a plurality of Projecting Lamp produced, and fix with the outstanding state of plate face from the opposing party of above-mentioned installation base plate;
Shell, this shell has housing recess, is positioned at the fixing above-mentioned installation base plate of mode that this housing recess and above-mentioned protective cover are positioned at the opening surface side of this housing recess with above-mentioned a plurality of tabular cooling fins;
Above-mentioned installation base plate with and the internal perisporium of above-mentioned shell between produce the mode that extraneous gas is taken into the space and form, above-mentioned a plurality of tabular cooling fin is to give prominence on being taken into the space to above-mentioned extraneous gas, to form by be taken into the gas-cooled mode of the said external that enters with the space from this extraneous gas, and above-mentioned shell is provided with a plurality of slits, and these a plurality of slits will be taken into the said external gas that enters with the space from said external gas and discharge to the outside by what the thermolysis of above-mentioned a plurality of tabular cooling fins was heated.
2. illuminating lamp as claimed in claim 1 is characterized in that, above-mentioned a plurality of tabular cooling fins are taken into the occupied area in the space at said external gas, for the animal of bird etc. does not enter size in the above-mentioned housing recess of above-mentioned shell from above-mentioned opening surface.
3. illuminating lamp as claimed in claim 1 or 2 is characterized in that, above-mentioned installation base plate is identical thermal conductivity material with above-mentioned tabular cooling fin.
4. as claim 1 each described illuminating lamp to the claim 3, it is characterized in that for above-mentioned shell, above-mentioned installation base plate and above-mentioned tabular cooling fin, this shell is formed by magnesium alloy at least.
5. as claim 1 each described illuminating lamp to the claim 4, it is characterized in that, above-mentioned shell is provided with the position of above-mentioned slit, is set in the direction that the said external gas that heats by the thermolysis of above-mentioned a plurality of tabular cooling fins rises accordingly with the direction of illumination of above-mentioned light emitting diode.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-056066 | 2008-03-06 | ||
| JP2008056066 | 2008-03-06 | ||
| JP2008-327767 | 2008-12-24 | ||
| JP2008327767A JP2009238734A (en) | 2008-03-06 | 2008-12-24 | Illumination lamp |
| PCT/JP2009/000729 WO2009110181A1 (en) | 2008-03-06 | 2009-02-20 | Illuminating lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101960217A true CN101960217A (en) | 2011-01-26 |
Family
ID=41055746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801079357A Pending CN101960217A (en) | 2008-03-06 | 2009-02-20 | Illuminating lamp |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2251594A4 (en) |
| JP (1) | JP2009238734A (en) |
| KR (1) | KR20100119563A (en) |
| CN (1) | CN101960217A (en) |
| TW (1) | TW200944710A (en) |
| WO (1) | WO2009110181A1 (en) |
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|---|---|---|---|---|
| US8360613B2 (en) | 2009-07-15 | 2013-01-29 | Aphos Lighting Llc | Light feature |
| JP2011103275A (en) * | 2009-11-12 | 2011-05-26 | Light Beam Co Ltd | Light emitting diode lighting fixture |
| JP2011233469A (en) * | 2010-04-30 | 2011-11-17 | Excel Kk | Led lamp and lighting device using the same |
| US8491140B2 (en) * | 2010-11-05 | 2013-07-23 | Cree, Inc. | Lighting device with multiple emitters and remote lumiphor |
| US9648673B2 (en) | 2010-11-05 | 2017-05-09 | Cree, Inc. | Lighting device with spatially segregated primary and secondary emitters |
| JP5644595B2 (en) * | 2011-03-07 | 2014-12-24 | 岩崎電気株式会社 | lighting equipment |
| KR101129455B1 (en) * | 2011-12-22 | 2012-03-28 | (주)디자인스퀘어 | Led flood lighting with air cooling type heat dissipation structure of two layer |
| JP6276495B2 (en) | 2012-03-26 | 2018-02-07 | 東芝ライテック株式会社 | Lighting device |
| US9709248B2 (en) * | 2012-07-23 | 2017-07-18 | Guizhou Gzgps Co., Ltd. | Method for constructing universal LED bulb, snap ring structured LED bulb and LED lamp |
| RU2632471C2 (en) * | 2012-07-23 | 2017-10-05 | Гуйчжоу Гзгпс Ко., Лтд | Method of performing universal led bulb, led lamp, having type of internal stopping ring, with flange and lamp |
| JP6007325B2 (en) * | 2012-07-23 | 2016-10-12 | グイジョウ ジーゼットジーピーエス カンパニー・リミテッド | General-purpose LED bulb construction method, flange snap ring type LED bulb and LED lamp |
| KR101201153B1 (en) | 2012-08-21 | 2012-11-13 | (주)디에이치코프 | Explosion-proof type LED lighting fixture |
| JP5158734B2 (en) * | 2012-08-23 | 2013-03-06 | 株式会社ティーネットジャパン | LED lighting fixtures |
| JP5982227B2 (en) * | 2012-08-31 | 2016-08-31 | コイズミ照明株式会社 | lighting equipment |
| KR101258485B1 (en) * | 2012-10-17 | 2013-04-26 | 지 . 텍 (주) | Control case all-in-one type lighting apparatus and detachable lighting assembly for the same |
| JP2014170676A (en) * | 2013-03-04 | 2014-09-18 | Panasonic Corp | Lighting device |
| JP6124115B2 (en) * | 2013-03-04 | 2017-05-10 | パナソニックＩｐマネジメント株式会社 | Lighting device |
| KR101331139B1 (en) | 2013-03-26 | 2013-11-20 | 주식회사 디에스이 | Air colling type housing of light emitting diode bulb |
| JP2014203653A (en) * | 2013-04-04 | 2014-10-27 | パナソニック株式会社 | Illumination device |
| JP6131891B2 (en) * | 2013-10-28 | 2017-05-24 | 三菱電機株式会社 | Lighting fixtures and heat sinks |
| JP6136962B2 (en) * | 2014-02-04 | 2017-05-31 | 三菱電機株式会社 | Lighting device |
| JP6382589B2 (en) * | 2014-06-18 | 2018-08-29 | 三菱電機株式会社 | lighting equipment |
| JP5800080B2 (en) * | 2014-11-05 | 2015-10-28 | 岩崎電気株式会社 | lighting equipment |
| JP6016141B2 (en) * | 2015-08-25 | 2016-10-26 | 東芝ライテック株式会社 | LED lighting fixtures |
| JP6399364B2 (en) * | 2016-09-26 | 2018-10-03 | 東芝ライテック株式会社 | LED lighting fixtures |
| JP6893490B2 (en) * | 2016-09-26 | 2021-06-23 | 東芝ライテック株式会社 | LED lighting fixtures |
| JP6799318B2 (en) * | 2016-11-18 | 2020-12-16 | アイリスオーヤマ株式会社 | Lighting device |
| JP6832893B2 (en) * | 2018-08-02 | 2021-02-24 | 三菱電機株式会社 | lighting equipment |
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| JP2001256805A (en) | 2000-03-09 | 2001-09-21 | Yamada Shomei Kk | Lighting lamp |
| JP3965929B2 (en) | 2001-04-02 | 2007-08-29 | 日亜化学工業株式会社 | LED lighting device |
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| JP4258321B2 (en) * | 2003-08-25 | 2009-04-30 | 市光工業株式会社 | Vehicle lighting |
| CN1766406A (en) * | 2004-10-25 | 2006-05-03 | 盟立光能科技股份有限公司 | LED lamp |
| US7144140B2 (en) * | 2005-02-25 | 2006-12-05 | Tsung-Ting Sun | Heat dissipating apparatus for lighting utility |
| JP2006294526A (en) * | 2005-04-14 | 2006-10-26 | Enegate:Kk | Spotlight using led element |
| JP2007121461A (en) * | 2005-10-25 | 2007-05-17 | Matsushita Electric Works Ltd | Reflection member having heat resistance and illuminator provided therewith |
| TWM297441U (en) * | 2006-03-30 | 2006-09-11 | Cheng-Jiun Jian | LED projection light source module |
| JP3127938U (en) | 2006-08-29 | 2006-12-21 | 玄基光電半導體股▲分▼有限公司 | Streetlight heat dissipation structure using high power light emitting diodes |
-
2008
- 2008-12-24 JP JP2008327767A patent/JP2009238734A/en not_active Withdrawn
-
2009
- 2009-02-20 CN CN2009801079357A patent/CN101960217A/en active Pending
- 2009-02-20 EP EP09718275A patent/EP2251594A4/en not_active Withdrawn
- 2009-02-20 WO PCT/JP2009/000729 patent/WO2009110181A1/en active Application Filing
- 2009-02-20 KR KR1020107019747A patent/KR20100119563A/en not_active Application Discontinuation
- 2009-03-03 TW TW098106825A patent/TW200944710A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009110181A1 (en) | 2009-09-11 |
| EP2251594A4 (en) | 2012-07-18 |
| KR20100119563A (en) | 2010-11-09 |
| EP2251594A1 (en) | 2010-11-17 |
| JP2009238734A (en) | 2009-10-15 |
| TW200944710A (en) | 2009-11-01 |
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Application publication date: 20110126 |