WO2013136401A1 - ランプ及び照明装置 - Google Patents
ランプ及び照明装置 Download PDFInfo
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- WO2013136401A1 WO2013136401A1 PCT/JP2012/008224 JP2012008224W WO2013136401A1 WO 2013136401 A1 WO2013136401 A1 WO 2013136401A1 JP 2012008224 W JP2012008224 W JP 2012008224W WO 2013136401 A1 WO2013136401 A1 WO 2013136401A1
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- Prior art keywords
- heat
- lamp
- led
- present
- cover
- Prior art date
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Classifications
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- 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
- F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
- F21S8/031—Lighting devices intended for fixed installation of surface-mounted type the device consisting essentially only of a light source holder with an exposed light source, e.g. a fluorescent tube
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- 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
- F21K9/20—Light sources comprising attachment means
- F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
-
- 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
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/506—Cooling arrangements characterised by the adaptation for cooling of specific components of globes, bowls or cover glasses
-
- 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
-
- 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
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- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
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- 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
- the present invention relates to a lamp and a lighting device using a light emitting element such as a light emitting diode (LED), and more particularly to a straight tube type LED lamp.
- a light emitting element such as a light emitting diode (LED)
- LED light emitting diode
- LED is expected to be a new light source in various lamps such as fluorescent lamps and incandescent lamps known from the viewpoint of high efficiency and long life, and research and development of lamps using LEDs (LED lamps) is promoted ing.
- Patent Document 1 discloses a straight tube type LED lamp according to the related art as an LED lamp of this type.
- the present invention has been made to solve the above-described problems, and an object of the present invention is to provide a lamp and a lighting device capable of suppressing a temperature rise of a light emitting element such as an LED.
- one aspect of a lamp according to the present invention is a straight tube lamp held by a luminaire including a feed member for supplying power to the lamp, the lamp comprising: A substrate disposed in the housing, a light emitting element provided on the substrate, a power receiving member for receiving power for causing the light emitting element to emit light from the power feeding member, and heat released from the light emitting element A heat dissipating member is provided, and at least a part of the heat dissipating member is thermally coupled to a heat dissipating member disposed outside the housing.
- the heat generated by the light emitting element can be conducted to the heat removal member via the heat dissipation member to be exhausted.
- the heat generated by the light emitting element can be efficiently dissipated, so that the temperature rise of the light emitting element can be suppressed.
- the heat removal member is provided in the lighting fixture.
- the heat dissipation member is preferably in contact with the substrate.
- the heat generated by the light emitting element can be efficiently conducted to the heat dissipation member through the substrate.
- the lamp further comprises a heat conducting member provided outside the housing, and the heat radiating member is a first heat radiating portion extended along the longitudinal direction of the housing; And a second heat radiating portion extending in a direction substantially perpendicular to the longitudinal direction, wherein the heat conducting member is in contact with the second heat radiating portion and thermally coupled to the heat radiating member. It may be configured to
- the heat generated by the light emitting element is conducted to the heat removal member via the first heat dissipation unit, the second heat dissipation unit, and the heat transfer member.
- the second heat radiation portion be provided at a central portion in the longitudinal direction of the housing.
- the housing is formed of a plurality of housing members, and further includes a connecting member for connecting the plurality of housing members, and the connecting member is the heat dissipation member
- the heat dissipation member may be configured to be thermally coupled to the heat removal member by inserting the heat dissipation member between the plurality of adjacent connection members and the insertion portion.
- a mounting member for mounting the lamp to the lighting fixture, and a heat at least a part of which is provided outside the casing and another part at least contacts the heat dissipation member.
- a conductive member is provided, the attachment member has an insertion portion through which the heat conductive member is inserted, and the heat conductive member is connected to the heat exhaust member, whereby at least a portion of the heat dissipation member is discharged. It may be configured to thermally couple with the heat member.
- the heat conducting member may be configured to be in contact with the heat removal member by attaching the lamp to the lighting fixture and rotating the lamp.
- the power feeding member can move up and down, and at least a part of the heat dissipation member attaches the lamp to the lighting fixture and lifts the power feeding member. It may be configured to be in contact with the heat removal member.
- the lamp may further include a mounting member for mounting the lamp to the lighting fixture, and the heat dissipation member may be provided on an outer surface of the mounting member.
- the heat dissipation member may be made of metal.
- the heat dissipation member may be a heat pipe.
- one aspect of a lighting device according to the present invention includes the above-described lamp and the lighting device.
- the present invention can also be realized as a lighting device comprising the above-described lamp.
- the heat generated in the light emitting element can be dissipated, the temperature rise of the light emitting element can be suppressed.
- FIG.1 (a) is a side view of the illuminating device based on the 1st Embodiment of this invention
- FIG.1 (b) is an illuminating device based on the same embodiment in the AB line of FIG. 1 (a).
- FIG. FIG. 2 is a view for explaining a method of attaching the lamp and the lighting fixture in the lighting device according to the first embodiment of the present invention.
- Fig.3 (a) is a side view of the illuminating device based on the 2nd Embodiment of this invention
- FIG.3 (b) is an illuminating device based on the same embodiment in the AB line of FIG. 3 (a).
- FIG. 3C is an enlarged perspective view of an essential part of the lighting apparatus according to the embodiment.
- FIG. 3C is an enlarged perspective view of an essential part of the lighting apparatus according to the embodiment.
- FIG. 4 is a side view of a lighting device according to a third embodiment of the present invention.
- FIG. 5 is a side view of a lighting device according to a fourth embodiment of the present invention.
- Fig.6 (a) is a side view of the illuminating device based on the 5th Embodiment of this invention,
- FIG.6 (b) is a top view of the lamp
- FIG. 7 is a view for explaining a method of attaching a lamp and a lighting fixture in a lighting device according to a fifth embodiment of the present invention.
- FIG. 8 (a) is a side view in a direction perpendicular to the tube axis direction in the illumination device according to the sixth embodiment of the present invention, and FIG.
- FIG. 8 is a tube axis of the illumination device according to the same embodiment. It is a side view of the direction.
- (A) and (b) of FIG. 9 is a figure for demonstrating the attachment method of the lamp
- FIG. 10 is a side view of a lighting device according to a seventh embodiment of the present invention.
- (A) and (b) of FIG. 11 is a figure for demonstrating the attachment method of the lamp
- FIG. 12 is a side view of a lighting device according to an eighth embodiment of the present invention.
- FIG. 10 is a side view of a lighting device according to a seventh embodiment of the present invention.
- (A) and (b) of FIG. 11 is a figure for demonstrating the attachment method of the lamp
- FIG. 13 is a cross-sectional view of a lighting device according to a ninth embodiment of the present invention.
- FIG. 14A is a cross-sectional view of a lighting device according to Variation 1 of the ninth embodiment of the present invention.
- FIG. 14B is a cross-sectional view of a lighting device according to Variation 2 of the ninth embodiment of the present invention.
- (A) to (c) of FIG. 15 are diagrams showing the configurations of the LED module and the heat dissipation member in the illumination device according to the modification of the present invention.
- FIG.1 (a) is a side view of the illuminating device based on the 1st Embodiment of this invention
- FIG.1 (b) is an illuminating device based on the same embodiment in the AB line of FIG. 1 (a).
- FIG. 1 (a) is a side view of the illuminating device based on the 1st Embodiment of this invention
- FIG.1 (b) is an illuminating device based on the same embodiment in the AB line of FIG. 1 (a).
- a lighting device 100 includes a lamp 110 and a lighting fixture 120.
- the lamp 110 in the present embodiment is a straight tube LED lamp having substantially the same shape as that of a conventional straight tube fluorescent lamp, and is held by the lighting fixture 120.
- the lamp 110 includes an elongated cover 111, an LED module 112 having an LED 112a, a power reception ferrule 113 provided at one end of the cover 111, and a grounding provided at the other end of the cover 111.
- a base 114 and a heat sink 115 for radiating heat generated by the LED 112 a are provided.
- the lamp 110 in the present embodiment includes a first heat conducting member 116 thermally coupled to the heat sink 115.
- the lighting fixture 120 includes the fixture body 121, the first socket 122 and the second socket 123 provided in the fixture body 121, the heat removal member 124 provided in the fixture body 121, and the elastic member 125. And a second heat transfer member 126 thermally coupled to the heat removal member 124.
- the lamp 110 or the luminaire 120 is provided with a lighting circuit for lighting the LED 112 a.
- the lighting circuit is, for example, a circuit that converts alternating current power from a commercial power supply into direct current power, and can be configured by a diode bridge circuit or the like.
- the lighting circuit is provided inside the power reception cap 113.
- the cover 111 is a light transmitting housing (outer shell member) covering the LED module 112 and the heat sink 115.
- the cover 111 in the present embodiment is a straight tubular extrapolation tube having openings at both ends, and is a resin casing made of a transparent resin.
- the light from the LED module 112 may be diffused by performing a diffusion process on the outer surface or the inner surface of the cover 111.
- the cover 111 is provided with an insertion hole 111 a through which a part of the heat sink 115 is inserted, and the heat sink 115 is led out of the cover 111 from the insertion hole 111 a.
- the LED module 112 includes an LED 112 a which is a light emitting element, and a substrate 112 b provided with the LED 112 a, and is housed in the cover 111.
- the LEDs 112a in the present embodiment are surface mount device (SMD) type LEDs 112a, and in the present embodiment, a plurality of LEDs 112a are linearly arranged along the longitudinal direction of the substrate 112b on the substrate 112b. There is.
- SMD surface mount device
- the LED 112a includes, for example, a resin container (package) having a cavity, an LED chip housed in the cavity of the container, and a sealing member for sealing the LED chip.
- the LED chip for example, a blue light emitting LED chip that emits blue light is used.
- a phosphor-containing resin containing a phosphor can be used.
- the LED chip is a blue light-emitting LED, YAG (yttrium aluminum garnet) based to obtain white light
- distributed the yellow fluorescent substance particle of this to a silicone resin can be used.
- the yellow phosphor particles are excited by the blue light of the blue light emitting LED chip to emit yellow light, so that white light is emitted from the LED 112a by the excited yellow light and the blue light of the blue light emitting LED chip Ru.
- the substrate 112b is a mounting substrate for mounting the LEDs 112a, and the substrate 112b is provided with a wiring pattern for electrically connecting the plurality of LEDs 112a to supply DC power to the respective LEDs 112a. .
- the substrate 112 b is disposed in the cover 111 with the surface on which the LED 112 a is mounted facing downward when the lamp 110 is attached to the luminaire 120.
- the substrate 112 b is a long rectangular substrate, and a ceramic substrate made of alumina or aluminum nitride, an aluminum substrate made of an aluminum alloy, a transparent glass substrate, a flexible flexible substrate (FPC), or the like can be used.
- the material of the substrate 112b in order to enhance the heat dissipation of the LED 112a, it is preferable to use a material having high thermal conductivity and thermal emissivity, and a substrate made of a material called hard and brittle material such as glass substrate or ceramic substrate It is preferable to use In the case where light emitted from the LED 112a is transmitted and light is also emitted to the back surface (surface opposite to the surface on which the LED 112a is mounted), for example, in the case of distributing light in all directions, the substrate 112b is It is preferable to be made of a material having high transmittance. In this case, it is possible to use, for example, an aluminum nitride substrate having a transmittance of 50% or more or a transparent substrate such that the opposite side can be seen through.
- the LED module 112 configured in this manner is disposed in a hollow state in the cover 111 by holding the substrate 112 b by the holding portion (not shown) provided in the power reception cap 113 and the grounding cap 114. Ru.
- the LED 112 a lights up (emits light) when a predetermined power is supplied from the power reception cap 113.
- the power receiving cap 113 is a power receiving member having a power receiving cap body 113a and a pair of power receiving pins 113b, and is a mounting member attached to the first socket 122 of the lighting fixture 120 via the power receiving pin 113b.
- the power reception mouthpiece main body 113 a is made of a synthetic resin such as polybutylene terephthalate (PBT) formed in a cylindrical shape with a bottom, and is provided to cover one end of the cover 111.
- PBT polybutylene terephthalate
- the pair of power reception pins 113 b is made of a metal material, and is provided so as to protrude outward from the bottom of the power reception mouthpiece main body 113 a.
- One end of each power receiving pin 113b is electrically connected to the connector portion of the first socket 122, and the other end of each power receiving pin 113b is a lighting circuit provided in the power cap body 113a.
- the input unit and the lead wire are electrically connected.
- the grounding cap 114 is a mounting member that includes a grounding cap body 114a and a grounding pin 114b, and is attached to the second socket 123 of the lighting fixture 120 via the grounding pin 114b.
- the grounding cap 114 is connected to the second socket 123 via the grounding pin 114 b.
- the earthing mouthpiece main body 114 a is made of a synthetic resin such as PBT molded in a bottomed cylindrical shape, and is provided to cover the other end of the cover 111.
- the earth pin 114b is made of a metal material, and is provided so as to project outward from the bottom of the base body 114a for grounding. One end of the ground pin 114b is electrically connected to the connector portion of the second socket 123, and the other end of the ground pin 114b is grounded to the substrate 112b or the heat sink 115 by a lead wire or the like.
- the lamp 110 according to the present embodiment is a one-side power feeding method in which power is supplied from one side of only the power reception cap 113.
- it is good also as a LED lamp of the both sides electric power feeding system which receives electric power feeding not from the one-side electric power feeding system but from both sides.
- the base portion may be configured without using the base for the ground 114.
- a dedicated mounting cap having a structure to be attached to the second socket 123 of the lighting apparatus 120 is provided in place of the grounding cap 114.
- the grounding cap 114 in this embodiment may be used as it is, and the grounding pin 114b may not be grounded.
- the heat sink 115 is a heat radiating member which radiates the heat which LED112a emits, and functions as a heat conduction member which conducts the heat of LED112a to other members.
- the heat sink 115 is composed of a first heat radiating member 115 a (first heat radiating portion) and a second heat radiating member 115 b (second heat radiating portion).
- the first heat radiating member 115 a is a long metal plate which is extended along the longitudinal direction (the tube axis direction) of the cover 111 and is in surface contact with the back surface of the substrate 112 b. By bringing the first heat radiation member 115a into surface contact with the substrate 112b in this manner, the heat of the LED 112a conducted to the substrate 112b can be efficiently conducted to the first heat radiation member 115a.
- the first heat radiation member 115a is formed so as to cover the region where the LEDs 112a are provided, and is formed so as to include a portion facing all the LEDs 112a across the substrate 112b. .
- the second heat radiation member 115 b is a rod-like metal support that is inserted through the insertion hole 111 a of the cover 111 and extends along a direction substantially perpendicular to the longitudinal direction of the cover 111. It is.
- One end of the second heat radiating member 115 b is located outside the cover 111 and is in contact with the first heat conducting member 116.
- the other end of the second heat radiating member 115b is located in the cover 111 and is in contact with the first heat radiating member 115a.
- the second heat radiation member 115 b is fixed to the cover 111 by the fixing members 117 and 118.
- the fixing members 117 and 118 as shown in FIG. 1B, have through holes penetrating the second heat radiation member 115b, and are configured to sandwich the cover 111.
- the second heat dissipation member 115 b is provided at the central portion in the longitudinal direction of the first heat dissipation member 115 a, that is, at the central portion in the tube axis direction of the cover 111.
- the first heat radiating member 115 a and the second heat radiating member 115 b are made of aluminum having a thermal conductivity of 237 [W / m ⁇ K]. Although the first heat radiation member 115a and the second heat radiation member 115b are separately provided, they may be integrally formed.
- the first heat conducting member 116 is provided to be in contact with the second heat radiating member 115 b.
- the first heat transfer member 116 is connected to be in surface contact with the second heat transfer member 126 of the luminaire 120.
- the first heat transfer member 116 and the second heat transfer member 126 can be connected and fixed by, for example, a screw.
- a metal plate made of aluminum or the like can be used as the first heat transfer member 116.
- the instrument body 121 is configured to cover the lamp 110, and is fixed to, for example, a ceiling or the like via a fixture.
- the inner surface of the instrument body 121 is a reflective surface that reflects the light from the lamp 110 in a predetermined direction (for example, the lower side).
- the first socket 122 and the second socket 123 are provided on the inner surface of the side wall of the device main body 121 so as to face the power receiving cap 113 and the grounding cap 114 on the left and right.
- the first socket 122 is a holding member to which the power reception cap 113 of the lamp 110 is attached and holds the lamp 110, and is a power supply member that supplies power to the lamp 110 via the power reception cap 113.
- the first socket 122 is electrically connected to a commercial power supply of AC 100 V, other power supply circuits, and the like.
- the second socket 123 is a holding member to which the base for grounding 114 of the lamp 110 is attached to hold the lamp 110, and is a ground connection member connected to a predetermined member of the lamp 110 via the base for grounding 114. is there.
- the connector portion of the second socket 123 is at the ground (ground) potential.
- the heat removal member 124 is a heat conduction member made of metal or the like, and dissipates the heat conducted from the lamp 110 to the outside of the instrument body 121. Exhaust heat can be conducted by heat radiation from the heat exhaust member 124 to the atmosphere or the like.
- the heat removal member 124 is disposed separately from the cover 111 in the instrument body 121, that is, outside the lamp 110. Also, the heat removal member 124 is a component different from the first socket 122 and the second socket 123, and is provided in the luminaire 120 at a different position from the first socket 122 and the second socket 123. ing.
- the elastic member 125 is formed of a coiled spring, and is extended in a state where the lamp 110 is attached to the lighting fixture 120 as shown in FIG.
- the elastic member 125 is formed of a heat conduction member such as metal, and one side thereof is in contact with the heat removal member 124, and the other side is in contact with the second heat conduction member 126. Thereby, the heat of the second heat conduction member 126 is conducted to the heat removal member 124 via the elastic member 125.
- the second heat conducting member 126 is fixed to the elastic member 125. Also, the second heat transfer member 126 is connected in surface contact with the first heat transfer member 116 of the lamp 110 as described above. Thereby, the heat of the first heat conducting member 116 can be efficiently conducted to the second heat conducting member 126.
- a metal plate made of aluminum or the like having the same shape as the first heat transfer member 116 can be used.
- the illumination device 100 As described above, the illumination device 100 according to the first embodiment of the present invention is configured.
- FIG. 2 is a view for explaining a method of attaching the lamp and the lighting fixture in the lighting device according to the first embodiment of the present invention.
- the first heat conducting member 116 of the lamp 110 and the second heat conducting member 126 of the luminaire 120 face each other to bring the lamp 110 close to the luminaire 120. Then, the power receiving cap 113 is attached to the first socket 122, and the grounding cap 114 is attached to the second socket 123.
- the elastic member 125 is extended to lower the second heat transfer member 126, and the second heat transfer member 126 and the first heat transfer member 116 are fixed by screws.
- the LED module 112 (substrate 112b) and the heat removal member 124 are combined into the heat sink 115, the first heat transfer member 116, the second heat transfer member 126, and the elastic member 125. Can be thermally coupled.
- a part of heat sink 115 which contacts LED module 112 is the 1st heat conduction member 116 and the 2nd heat conduction member 126. And the heat removal member 124 of the luminaire 120.
- the heat generated by the LED 112a is conducted from the substrate 112b to the heat sink 115, the first heat conduction member 116, the second heat conduction member 126, and the heat removal member 124 sequentially, and the heat removal member 124 Exhausted to outside 120.
- the lamp 110 can generate heat in the LED module 112 because the heat can be exhausted through the heat transfer path (heat dissipation path) other than the power receiving cap 113 and the grounding cap 114. Heat can be dissipated efficiently. Thereby, since the temperature rise of LED112a can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED112a fall. Furthermore, since there is no power reception cap 113 in the heat dissipation path, it is possible to prevent the heat of the LED module 112 from affecting the circuit elements of the lighting circuit in the power reception cap 113.
- the second heat radiation member 115 b of the heat sink 115 is provided at the central portion in the longitudinal direction of the cover 111.
- the temperature in the central portion of the cover 111 is higher than that at both ends of the cover 111 due to heat stagnation, etc. Therefore, by providing the second heat radiation member 115 b in the central portion, the heat generated by the LED 112 a Further, the heat can be dissipated efficiently.
- the member exposed to the atmosphere also functions as a heat removal member. That is, the member exposed to the atmosphere can exhaust the heat of the LED 112a from the exposed portion.
- the first heat transfer member 116, the second heat transfer member 126, and the elastic member 125 are both heat transfer members and also function as heat removal members.
- FIGS. 3 (a) to 3 (c) a lamp 210 according to a second embodiment of the present invention and a lighting apparatus 200 including the lamp 210 will be described with reference to FIGS. 3 (a) to 3 (c).
- Fig.3 (a) is a side view of the illuminating device based on the 2nd Embodiment of this invention
- FIG.3 (b) is an illuminating device based on the same embodiment in the AB line of FIG. 3 (a).
- FIG. 3C is an enlarged perspective view of an essential part of the lighting apparatus according to the embodiment.
- the same components as those shown in FIGS. 1 (a) and 1 (b) are denoted by the same reference numerals, and the description thereof is omitted or omitted. Simplify.
- a lighting device 200 includes a lamp 210 and a lighting fixture 120.
- the lamp 210 according to the present embodiment differs from the lamp 110 according to the first embodiment in that the lamp 210 according to the present embodiment includes a heat pipe 215 instead of the heat sink 115.
- the heat pipe 215 is a heat radiating member that radiates the heat generated by the LED 112a, and in the present embodiment, includes the first heat pipe 215a and the second heat pipe 215b.
- the first heat pipe 215a and the second heat pipe 215b are long thin tubes in which the working fluid is sealed, and are bent in an L shape in the present embodiment.
- Each of the L-shaped first heat pipe 215 a and the second heat pipe 215 b includes a first straight portion (first heat radiating portion) extended along the longitudinal direction of the cover 111, and a portion of the cover 111. And a second linear portion (second heat radiating portion) extending in a direction substantially perpendicular to the longitudinal direction.
- each first straight portion is provided in the cover 111 so as to be in contact with the back surface of the substrate 112b. Further, as shown in FIG. 3B, each second straight portion is led out from the insertion hole 111 a of the cover 111 and is in contact with the first heat conducting member 116 outside the cover 111.
- the first heat pipe 215 a and the second heat pipe 215 b are fixed to the cover 111 by fixing members 117 and 118.
- a portion of the heat pipe 215 in contact with the LED module 112 performs the first heat conduction It is thermally coupled to the heat removal member 124 of the luminaire 120 via the member 116 and the second heat transfer member 126.
- the heat generated by the LED 112a is conducted from the substrate 112b to the heat pipe 215, the first heat conduction member 116, the second heat conduction member 126, and the heat removal member 124 in this order, and the heat removal member 124 emits light.
- the heat is exhausted outside the device 120.
- the heat of the LED module 112 can be exhausted through the heat transfer path other than the power receiving cap 113 and the grounding cap 114, so the heat generated by the LED 112a can be efficiently It is possible to dissipate heat. Furthermore, in the present embodiment, since heat is dissipated using the heat pipe 215, heat generated by the LED 112a can be dissipated more efficiently than in the first embodiment. Thereby, since the temperature rise of LED112a can be suppressed further, it can further suppress that the light output characteristic and lifetime characteristic of LED112a fall.
- the second straight portions of the first heat pipe 215a and the second heat pipe 215b are provided to be perpendicular to the tube axis direction, but the present invention is not limited to this. It is sufficient if at least the second straight portion is positioned above the first straight portion. Further, the shapes of the first heat pipe 215a and the second heat pipe 215b are not limited to the L shape, as long as they can function as heat pipes.
- FIG. 4 is a side view of a lighting device according to a third embodiment of the present invention, showing how the lamp 310 is attached to the lighting fixture 320. As shown in FIG.
- a lighting device 300 includes a lamp 310 and a lighting fixture 320.
- the lamp 310 in the present embodiment is a straight tube LED lamp having substantially the same shape as a conventional straight tube fluorescent lamp, and is held by the lighting fixture 320.
- the lamp 310 includes a long cover 311, LED modules 312A and 312B, a power reception cap 313 provided at one end of the cover 311, and a ground cap provided at the other end of the cover 311.
- heat sinks 315A and 315B for dissipating heat generated by the LEDs of the LED modules 312A and 312B.
- the lamp 310 in the present embodiment includes a heat conducting member 316 connected to the heat sinks 315A and 315B, and a connecting member 317.
- the lighting fixture 320 includes a fixture main body 321, a first socket 322 and a second socket 323 provided in the fixture main body 321, and a heat removal member 324 provided in the fixture main body 321.
- a lighting circuit for lighting the LEDs of the LED modules 312A and 312B is provided inside the power reception cap 313.
- the cover 311 in the present embodiment is configured of a plurality of cover members, and in the present embodiment, the first cover member 311A (first housing member) and the second cover member 311B (second housing) Member).
- the first cover member 311A is a light transmitting outer shell covering the LED module 312A and the heat sink 315A.
- the second cover member 311B is a light transmitting outer shell covering the LED module 112B and the heat sink 315B. is there.
- the first cover member 311A and the second cover member 311B are straight tubular extrapolation tubes having openings at both ends, and are glass tubes or transparent plastic tubes.
- the first cover member 311A and the second cover member 311B are made of soda lime glass having a silica (SiO 2 ) content of 70 to 72%, and have a thermal conductivity of approximately 1.0 W / W.
- the glass tube of m * K was used.
- Adjacent first cover members 311A and second cover members 311B are spaced apart with a predetermined gap in order to lead the heat sinks 315A and 315B out of the lamp 310.
- the LED modules 312A and 312B each include an LED as a light emitting element and a substrate on which the LED is provided.
- the LED module 312A is housed in the first cover member 311A, and receives supply of predetermined power from the power reception cap 313.
- the LED module 312B is housed in the second cover member 311B, and is connected to the grounding cap 314 and grounded. Further, the LED module 312B is configured to receive supply of power from the LED module 312A, and the LEDs in the facing portions are electrically connected to each other.
- the LED modules 312A and 312B are disposed such that the substrates are in contact with each other.
- the substrate of the LED module 312A is held by a holder (not shown) provided in the power reception nozzle 313, and the substrate of the LED module 312B is held by a holding device (not shown) provided in the ground electrode 314 Be done.
- the power receiving cap 313 is a power receiving member having a power receiving cap body 313a and a power receiving connector 313b, and is a mounting member attached to the first socket 322 of the lighting fixture 320 via the power receiving connector 313b.
- the power reception mouthpiece main body 313a is made of a synthetic resin such as PBT molded into a cylindrical shape with a bottom, and is provided to cover one end of the first cover member 311A.
- the power reception connector 313 b is provided to protrude upward from the peripheral portion of the power reception mouthpiece main body 113 a.
- One end of the power receiving connector 313b is electrically and physically connected to the connector portion of the first socket 322, and the other end of the power receiving connector 313b is a lighting circuit provided in the power cap body 313a. Electrically connected to the input of the
- the grounding cap 314 is a mounting member having a grounding cap body 314a and a grounding connector 314b, and is a mounting member attached to the second socket 323 of the lighting fixture 320 via the grounding connector 314b. It is connected to ground.
- the earthing mouthpiece main body 314a is made of a synthetic resin such as PBT molded in a cylindrical shape with a bottom, and is provided to cover one end of the second cover member 311B.
- the ground connector 314 b is provided so as to project upward from the peripheral portion of the ground base body 314 a.
- One end of the ground connector 314b is electrically and physically connected to the connector portion of the second socket 323, and the other end of the ground connector 314b is grounded to the substrate of the LED module 312B or the heat sink 315B. ing.
- the lamp 310 according to the present embodiment is also a one-sided power feeding method in which power feeding is performed from one side of only the power reception cap 313, as in the first embodiment.
- the heat sink 315A is a heat radiating member that radiates the heat generated by the LED of the LED module 312A, and is formed in an L shape.
- the heat sink 315B is a heat radiating member that radiates the heat generated by the LED of the LED module 312B, and is formed in an L shape like the heat sink 315A.
- the heat sinks 315A and 315B are made of aluminum having a thermal conductivity of 237 [W / m ⁇ K].
- Each of the L-shaped heat sinks 315A and 315B extends along a direction substantially perpendicular to the first linear portion (first heat radiating portion) extended along the longitudinal direction of the cover 311 and the longitudinal direction of the cover 311. And a second linear portion (second heat radiating portion) extended.
- Each first straight portion is provided in the cover 111 to be in contact with the back surface of the substrate of the LED modules 312A and 312B. Further, each second straight portion is drawn out of the lamp 310 from the gap between the adjacent first cover member 311A and second cover member 311B, and contacts the heat conduction member 316 outside the cover 311. There is.
- the heat conducting member 316 is provided to be in contact with the heat sinks 315A and 315B.
- the heat conducting member 316 is also thermally and physically connected to the connector portion of the heat removal member 324 of the luminaire 320.
- the heat conducting member 316 is made of, for example, a material having high heat conductivity such as metal.
- connection member 317 is a joint that connects a plurality of cover members so as to cover a gap between adjacent cover members.
- the connecting member 317 is provided with an insertion portion 317a for inserting the heat sinks 315A and 315B.
- the insertion portion 317a in the present embodiment is a slit, and the connection member 317 is configured such that the cross section thereof has a substantially C shape.
- the heat sinks 315A and 315B are connected to the heat conducting member 316 through the insertion portion 317a between the adjacent first cover member 311A and second cover member 311B.
- the instrument main body 321 is configured to cover the lamp 310, and is fixed to, for example, a ceiling or the like via a fixture.
- the first socket 322 and the second socket 323 are provided on the upper inner surface of the instrument main body 321 so as to vertically face the power receiving cap 113 and the grounding cap 114.
- the first socket 322 is a holding member to which the power reception cap 313 of the lamp 310 is attached to hold the lamp 310, and is a power supply member for supplying power to the lamp 310 through the power reception cap 313.
- the first socket 322 is electrically connected to a commercial power supply of AC 100 V, other power supply circuits, and the like.
- the second socket 323 is a holding member to which the base for grounding 314 of the lamp 310 is attached to hold the lamp 310, and is a ground connection member connected to a predetermined member of the lamp 310 via the base for grounding 314. is there.
- the connector portion of the second socket 323 is at the ground (ground) potential.
- the heat removal member 324 is a heat transfer member made of metal or the like, and dissipates the heat conducted from the lamp 310 to the outside of the device body 321.
- the heat removal member 324 is disposed separately from the cover 311 in the instrument body 321, that is, outside the lamp 310.
- the heat removal member 324 is provided with a connector portion for thermally and physically connecting to the heat conduction member 316.
- the heat removal member 324 is a component different from the first socket 322 and the second socket 323, and is provided in the luminaire 320 at a different position from the first socket 322 and the second socket 323. ing.
- the illumination device 300 As described above, the illumination device 300 according to the third embodiment of the present invention is configured.
- the heat conduction member 316 of the lamp 310 and the connector portion of the heat removal member 324 of the lighting fixture 320 are opposed to each other, and the power reception connector 313b and the ground connector 314b and the first socket 322 and the second socket
- the respective connector portions 323 are made to face each other.
- the lamp 310 can be attached to the lighting fixture 320 by bringing the lamp 310 close to the lighting fixture 320 and connecting the three connector parts. At this time, the heat conduction member 316 and the heat removal member 324 are directly connected.
- the LED modules 312A and 312B and the heat removal member 324 can be thermally coupled via the heat sinks 315A and 315B and the heat conduction member 316.
- a part of the heat sinks 315A and 315B in contact with the LED modules 312A and 312B is the heat removal member 324 of the lighting fixture 320 via the heat conducting member 316. And are thermally coupled.
- the heat generated in the LEDs of the LED modules 312A and 312B is sequentially conducted from the substrate to the heat sink 315A (315B) and the heat conducting member 316, and is exhausted from the heat removal member 324 to the outside of the luminaire 320.
- the lamp 310 can remove the heat of the LED modules 312A and 312B through the heat transfer path other than the power receiving cap 313 and the grounding cap 314, the heat generated by the LED can be removed.
- the heat can be dissipated efficiently.
- the temperature rise of LED can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED fall.
- there is no power reception cap 313 in the heat radiation path it is possible to prevent the heat of the LED modules 312A and 312B from affecting the circuit elements of the lighting circuit in the power reception cap 313.
- the second heat radiating portion which is the connecting portion of the heat sinks 315A and 315B with the heat conducting member 316, is provided at the central portion in the longitudinal direction of the cover 311.
- the heat generated by the LED can be dissipated more efficiently.
- the connection member 317 since the plurality of cover members can be connected by the connection member 317, even if the cover member is a glass tube, an elongated casing can be easily configured. For example, it is possible to easily realize an LED lamp that substitutes for a 2 m 40 cm straight tube fluorescent lamp.
- the heat conduction member 316 also functions as a heat removal member as in the first embodiment.
- FIG. 5 is a side view of a lighting device according to a fourth embodiment of the present invention, showing how the lamp 410 is attached to the lighting device 420.
- the same components as those shown in FIG. 4 are denoted by the same reference numerals, and the description thereof will be omitted or simplified.
- a lighting device 400 includes a lamp 410 and a lighting fixture 420.
- the lamp 410 according to the present embodiment differs from the lamp 310 according to the third embodiment in that the lamp 410 according to the present embodiment includes heat pipes 415A and 415B instead of the heat sinks 315A and 315B. is there.
- the heat pipes 415A and 415B are heat dissipation members that dissipate the heat generated by the LEDs of the LED modules 312A and 312B. Since the heat pipes 415A and 415B are the same as the first heat pipe 215a and the second heat pipe 215b in the second embodiment, the description will be omitted.
- part of the heat pipes 415A and 415B in contact with the LED modules 312A and 312B is the heat conducting member 316. It is thermally coupled to the heat removal member 324 of the luminaire 320 via the same. As a result, the heat generated in the LEDs of the LED modules 312A and 312B is sequentially conducted from the substrate to the heat pipe 415A (415B), the heat conducting member 316 and the heat removal member 324, and the heat removal member 324 outside the luminaire 320 Exhausted by heat.
- the heat of the LED modules 312A and 312B can be exhausted through the heat transfer path other than the power receiving cap 313 and the grounding cap 314, so the heat generated by the LED The heat can be dissipated efficiently. Furthermore, in the present embodiment, since heat is dissipated using the heat pipes 415A and 415B, heat generated in the LED can be dissipated more efficiently than in the third embodiment. Thereby, since the temperature rise of LED can be suppressed further, it can further suppress that the light output characteristic and the lifetime characteristic of LED fall.
- a long casing using a glass tube can be easily realized by the connecting member 317.
- the shapes and the like of the heat pipes 415A and 415B are not limited to the shapes and the like of the present embodiment as in the second embodiment.
- FIG.6 (a) is a side view of the illuminating device based on the 5th Embodiment of this invention
- FIG.6 (b) is a top view of the lamp
- the illuminating device 500 which concerns on the 5th Embodiment of this invention is equipped with the lamp
- the lamp 510 in the present embodiment is a straight tube LED lamp having substantially the same shape as that of a conventional straight tube fluorescent lamp, and is held by the lighting fixture 520.
- the lamp 510 includes a long cover 511, an LED module 112, a power reception base 513 provided at one end of the cover 511, and an attachment member 514 provided at the other end of the cover 511.
- the lighting fixture 520 includes a fixture main body 521, a first socket 522 provided on the fixture main body 521, a heat removal member 524 provided on the fixture main body 521, and a holding member 525 for holding the lamp 510. .
- a lighting circuit for lighting the LEDs of the LED module 112 is provided inside the power reception cap 513.
- the cover 511 is the same as the cover 111 in the first embodiment. However, since the cover 511 in the present embodiment is not provided with the insertion holes 111a as in the first embodiment, a glass tube can be used as in the cover 311 in the third embodiment.
- the LED module 112 has the same configuration as the LED module 112 in the first embodiment.
- the LED module 112 is disposed in a hollow state in the cover 511 by holding the substrate 112 b by the power reception die 513 and a holding portion (not shown) provided in the attachment member 514.
- the power reception cap 513 has the same configuration as the power reception cap 113 in the first embodiment, and includes a power reception cap body 513 a and a power receiving pin 513 b.
- the power reception cap body 513 a is provided to cover one end of the cover 511.
- ramp 510 which concerns on this embodiment is the one-side electric power feeding system which receives electric power feeding from the one side of only the nozzle
- the mounting member 514 has a structure attached to the holding member 525 of the lighting fixture 520.
- the attachment member 514 is made of a synthetic resin such as PBT molded in a bottomed cylindrical shape, and is provided to cover the other end of the cover 511.
- an insertion portion 514a for inserting the heat conduction member 516 is provided on the peripheral portion of the attachment member 514 in the present embodiment.
- the insertion portion 514a can be, for example, a notch or a slit or a through hole obtained by cutting an end portion of a peripheral portion of the attachment member 514.
- there is no electrical connection such as ground connection.
- the heat sink 515 is a heat radiating member that radiates the heat generated by the LED 112a.
- the heat sink 515 is extended along the longitudinal direction (the tube axis direction) of the cover 511 and provided in surface contact with the back surface of the substrate 112b. Long metal plate. Further, the heat sink 515 in the present embodiment is in contact with the heat conducting member 516 in the mounting member 514.
- the heat sink 515 is made of aluminum as in the first embodiment.
- the heat conducting member 516 is a member for thermally coupling the heat sink 515 and the heat exhausting member 524, and so as to protrude outward from the inside of the mounting member 514 via the insertion portion 514a, and in the axial direction of the tube Extends in a direction substantially perpendicular to the One end of the heat conducting member 516 is provided in the cover 511 so as to be in contact with the substrate 112 b and to penetrate the substrate 112 b.
- the other end of the heat conducting member 516 is configured to be thermally and physically connected to the connector portion of the heat removal member 524.
- the instrument body 521 is configured to cover the lamp 510, and is fixed to, for example, a ceiling or the like via a fixture. Also, the first socket 522 has the same configuration as the first socket 122 in the first embodiment.
- the heat removal member 524 is a heat transfer member made of metal or the like, and dissipates the heat conducted from the lamp 510 to the outside of the instrument body 521.
- the heat removal member 524 is disposed separately from the cover 511 in the instrument body 521, that is, outside the lamp 510.
- the heat removal member 524 is provided with a connector portion for thermally and physically connecting to the heat conduction member 516.
- the heat removal member 524 is a component different from the first socket 522 and the holding member 525, and is provided in the lighting fixture 520 at a position different from the first socket 522 and the holding member 525.
- the holding member 525 is formed of a belt-like member, and the lamp 510 is held by placing the end of the attachment member 514 of the lamp 510 on the bottom of the holding member 525.
- the holding member 525 can be made of resin.
- the illumination device 500 As described above, the illumination device 500 according to the fifth embodiment of the present invention is configured.
- FIG. 7 is a view for explaining a method of attaching a lamp and a lighting fixture in a lighting device according to a fifth embodiment of the present invention.
- the power reception cap 513 of the lamp 510 is attached to the first socket 522. Specifically, the power receiving pin 513 b of the power receiving cap 513 is inserted into the connector portion of the first socket 522.
- the LED module 112 (substrate 112 b) and the heat removal member 524 can be thermally coupled via the heat sink 515 and the heat conduction member 516.
- a part of heat sink 515 which contacts LED module 112 is the heat removal member 524 of the lighting fixture 520 via the heat conduction member 516. And are thermally coupled. Thereby, the heat generated by the LED 112 a is sequentially conducted from the substrate 112 b to the heat sink 515 and the heat conducting member 516, and is exhausted from the heat removal member 524 to the outside of the lighting fixture 520.
- the lamp 510 can remove the heat of the LED module 112 through the heat transfer path other than the power receiving cap 513, the heat generated by the LED 112a can be efficiently dissipated . Thereby, since the temperature rise of LED112a can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED112a fall.
- the heat conduction member 516 is provided at the end opposite to the power reception cap 513, the influence on the circuit element can be substantially eliminated.
- the heat conducting member 516 also functions as a heat removal member, as in the first embodiment.
- FIG. 8 (a) is a side view in a direction perpendicular to the tube axis direction in the illumination device according to the sixth embodiment of the present invention
- FIG. 8 (b) is a tube axis of the illumination device according to the same embodiment. It is a side view of the direction.
- FIGS. 8 (a) and 8 (b) the same components as those shown in FIGS. 1 (a), 1 (b) and 6 are denoted by the same reference numerals, and Omit or simplify.
- the illuminating device 600 which concerns on the 6th Embodiment of this invention is equipped with the lamp
- the lamp 610 in the present embodiment is a straight tube type LED lamp having substantially the same shape as that of a conventional straight tube fluorescent lamp, and is held by the lighting fixture 620.
- the lamp 610 includes a long cover 611, an LED module 112, a power reception base 613 provided at one end of the cover 611, and a ground connection 614 provided at the other end of the cover 611.
- the lighting fixture 620 includes the fixture body 121, the first socket 122 and the second socket 123, and the heat removal members 624A and 624B provided on the fixture body 121.
- a lighting circuit for lighting the LED 112 a is provided inside the power reception cap 613.
- the cover 511 has the same configuration as the cover 511 in the fifth embodiment.
- the LED module 112 has the same configuration as the LED module 112 in the first embodiment.
- the power receiving cap 613 is a power receiving member having a power receiving cap body 613a and a pair of power receiving pins 613b, and is a mounting member attached to the first socket 122 of the lighting fixture 620 via the power receiving pin 613b.
- the basic configuration of the power reception mouthpiece main body 613a and the power reception pin 613b is the same as that of the power reception mouthpiece main body 113a and the power reception pin 113b in the first embodiment.
- the power reception mouthpiece main body 613a in the present embodiment is provided with an insertion portion for inserting the heat conduction member 616A.
- the insertion portion can be, for example, a notch or a slit or a through hole obtained by cutting an end portion of the peripheral portion of the power reception mouthpiece main body 613a.
- the grounding cap 614 is a mounting member that has a grounding cap body 614a and a grounding pin 614b, and is attached to the second socket 123 of the lighting fixture 620 via the grounding pin 614b.
- the basic configuration of the grounding base body 614a and the grounding pin 614b is the same as that of the grounding base body 114a and the grounding pin 114b in the first embodiment.
- an insertion portion 614c for inserting the heat conduction member 616B is provided in the grounding base body 614a in the present embodiment.
- the insertion portion 614c can be, for example, a notch or a slit or a through hole or a cutout in which an end portion of a peripheral portion of the ground base body 614a is cut.
- the lamp 610 according to the present embodiment is a one-side power feeding method in which power is supplied from one side of only the power reception cap 613 as in the first embodiment.
- the heat sink 615 is a heat radiating member that radiates the heat generated by the LED 112a.
- the heat sink 615 is extended along the longitudinal direction (the tube axis direction) of the cover 511 and provided in surface contact with the back surface of the substrate 112b. Long metal plate.
- the heat sink 615 in the present embodiment one end is in contact with the heat conduction member 616A in the power reception base 613, and the other end is in contact with the heat conduction member 616B in the ground connection 614.
- the heat sink 615 is made of aluminum as in the first embodiment.
- the heat transfer members 616A and 616B are members that thermally couple the heat sink 615 and the heat removal members 624A and 624B, and from the inside to the outside of the power reception base body 613a and the ground base body 614a via the insertion portion. It extends in a direction substantially perpendicular to the tube axis direction so as to protrude.
- One end of the heat conducting member 616A is screwed into contact with and through the substrate 112b. Further, as shown in FIG. 6B, the other end of the heat conducting member 616A is a flat portion in surface contact with the heat removal member 624A, and the heat conducting member 616A and the heat removal member 624A are in surface contact It is fixed by a screw in the state.
- the heat conducting member 616A is screwed in such a manner that one end thereof is in contact with the substrate 112b and penetrates the substrate 112b.
- the other end of the heat conducting member 616B is a flat portion in surface contact with the heat removal member 624B, and the heat conducting member 616B and the heat removal member 624B are fixed by screws in a state of surface contact.
- the lighting fixture 620 is basically the same as the lighting fixture 120 in the first embodiment, but the configuration of the heat removal member is different. That is, in the present embodiment, two heat removal members are provided corresponding to the heat conduction member.
- the two heat removal members 624A and 624B are heat transfer members made of metal or the like, and discharge the heat conducted from the lamp 610 to the outside of the device body 621.
- the heat removal members 624 A and 624 B are disposed separately from the cover 611 in the instrument body 621, that is, outside the lamp 610.
- the heat removal members 624A and 624B are made of flat metal plates, and are thermally connected to the heat transfer members 616A and 616B by surface contact. Note that the heat removal members 624A and 624B are components different from the first socket 122 and the second socket 123, and are located at positions different from the first socket 122 and the second socket 123 in the lighting apparatus 620. It is provided.
- the illumination device 600 As described above, the illumination device 600 according to the sixth embodiment of the present invention is configured.
- FIGS. 9 (a) and 9 (b) are the figures for demonstrating the attachment method of the lamp
- the power receiving pin 613 b is inserted into the connector portion of the first socket 122, and the ground pin 614 b is inserted into the connector portion of the second socket 123.
- the heat transfer members 616A and 616B are brought into surface contact with the heat removal members 624A and 624B by rotating the lamp 610 by 90 degrees.
- the lamp 610 is held by the first socket 122 and the second socket 123.
- the heat conduction member 616A and the heat removal member 624A, and the heat conduction member 616B and the heat removal member 624B are fixed by screws.
- the LED module 112 (substrate 112b) and the heat removal members 624A and 624B can be thermally coupled via the heat sink 615 and the heat conduction members 616A and 616B.
- a part of the heat sink 615 in contact with the LED module 112 removes heat of the lighting fixture 620 via the heat conducting members 616A and 616B. Thermally coupled to members 624A and 624B.
- the heat generated by the LED 112a is conducted from the substrate 112b to the heat sink 615 and the heat conducting members 616A and 616B sequentially, and is exhausted from the heat removing members 624A and 624B to the outside of the lighting apparatus 620.
- the lamp 610 can remove the heat of the LED module 112 through the heat transfer path other than the power receiving pin 613b, the heat generated by the LED 112a can be efficiently dissipated. Thereby, since the temperature rise of LED112a can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED112a fall.
- the heat generated by the LED 112a can be dissipated more efficiently.
- the heat transfer members 616A and 616B also function as heat removal members.
- FIG. 10 is a side view of a lighting device according to a seventh embodiment of the present invention.
- the same components as those shown in FIGS. 1 (a), 1 (b) and 6 are denoted by the same reference numerals, and the description thereof will be omitted or simplified.
- a lighting device 700 includes a lamp 710 and a lighting fixture 720.
- the lamp 710 in the present embodiment is a straight tube LED lamp having substantially the same shape as that of a conventional straight tube fluorescent lamp, and is held by the lighting fixture 720.
- the lamp 710 includes a long cover 511, an LED module 112, a power reception cap 113, a grounding cap 114, and heat sinks 715A and 715B for radiating heat generated by the LED 112a.
- the lighting fixture 720 includes a fixture body 721, a first socket 722 and a second socket 723, and heat removal members 724 A and 724 B provided in the fixture body 721.
- a lighting circuit for lighting the LED 112 a is provided inside the power reception cap 113.
- the cover 511 has the same configuration as the cover 511 in the fifth embodiment. Further, the LED module 112, the power receiving cap 113, and the grounding cap 114 have the same configuration as the LED module 112, the power receiving cap 113, and the grounding cap 114 in the first embodiment.
- the heat sinks 715A and 715B are heat dissipation members that dissipate heat generated by the LED 112a, and may be made of metal such as aluminum.
- the heat sink 715A is provided outside the cover 511 so as to be in contact with the outer surface of the peripheral portion of the power reception mouthpiece main body 113a and the lower surface of the heat removal member 724A. Further, the heat sink 715B is provided outside the cover 511 so as to be in contact with the outer surface of the peripheral portion of the base body 114a for grounding and the lower surface of the heat removal member 724B.
- the instrument main body 721 is configured to cover the lamp 710, and is fixed to, for example, a ceiling or the like via a fixture.
- the first socket 722 and the second socket 723 are provided in the instrument body 721 so as to vertically face the power receiving cap 113 and the grounding cap 114.
- the first socket 722 is a holding member to which the power reception cap 113 is attached and holds the lamp 710, and is a power supply member for supplying power to the lamp 710 through the power reception cap 113. Furthermore, the first socket 722 is fixed by the heat removal member 724A and the elevating mechanism, and is configured to be vertically movable by the elevating mechanism.
- the second socket 723 is a holding member to which the base for grounding 114 of the lamp 710 is attached to hold the lamp 710, and is a ground connection member connected to a predetermined member of the lamp 710 via the base for grounding 114. is there. Furthermore, the second socket 723 is fixed by the heat removal member 724B and the elevating mechanism, and is configured to be vertically movable by the elevating mechanism.
- the heat removal members 724A and 724B are heat transfer members made of metal or the like, and discharge the heat conducted from the lamp 710 to the outside of the instrument body 721.
- the heat removal members 724 A and 724 B are disposed separately from the cover 511 in the instrument body 721, that is, outside the lamp 710.
- the heat removal members 724A and 724B are components different from the first socket 722 and the second socket 723 and are located in the light fixture 720 at positions different from the first socket 722 and the second socket 723. It is provided.
- the illumination device 700 according to the seventh embodiment of the present invention is configured.
- FIGS. 11 (a) and 11 (b) are diagrams for explaining a method of attaching a lamp and a luminaire in a lighting device according to a seventh embodiment of the present invention, and FIG. 11B shows a state before lamp rotation, and FIG. 11B shows a state after lamp rotation.
- the power receiving pin 113b is inserted into the connector portion of the first socket 722, and the ground pin 114b is inserted into the connector portion of the second socket 723. Thereafter, the lamp 710 is rotated 90 degrees. As a result, the heat sinks 715A and 715B face the heat removal members 724A and 724B, and the lamp 710 is held by the first socket 722 and the second socket 723.
- the heat sinks 715A and 715B in contact with the LED module 112 are thermally coupled to the heat removal members 724A and 724B of the lighting fixture 720. ing. Thereby, the heat generated in the LED 112a is conducted in the cover 511, conducted to the heat sinks 715A and 715B through the power receiving mouthpiece main body 113a and the grounding mouthpiece main body 114a), and from the heat removal members 724A and 724B to the lighting fixture Exhausted to outside 720.
- the lamp 710 can remove the heat of the LED module 112 through the heat transfer path other than the power receiving pin 113 b, the heat generated by the LED 112 a can be efficiently dissipated. Thereby, since the temperature rise of LED112a can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED112a fall.
- the heat generated by the LED 112a can be dissipated more efficiently.
- heat sinks 715A and 715B can also be configured to contact. Thereby, the heat generated by the LED 112a can be efficiently thermally conducted from the substrate 112b to the heat sink 515 and the heat sinks 715A and 715B.
- FIG. 12 is a side view of a lighting device according to an eighth embodiment of the present invention.
- the same components as those shown in FIGS. 1 (a) and 1 (b) are denoted by the same reference numerals, and the description thereof will be omitted or simplified.
- a lighting device 800 includes a lamp 810 and a lighting fixture 820.
- the lamp 810 in the present embodiment is a straight tube LED lamp having substantially the same shape as a conventional straight tube fluorescent lamp, and is held by the lighting fixture 820.
- the lamp 810 has a long cover 811, an LED module 112, a power receiving cap 113, a grounding cap 114, a heat sink 815 for radiating the heat generated by the LED, and the heat produced by the LED outside the cover 811. And a heat removal member 816 to be heated.
- the lighting fixture 820 includes a fixture body 121, and a first socket 122 and a second socket 123.
- the lighting device 820 is not provided with a heat removal member.
- the cover 811 has the same configuration as the cover 111 in the first embodiment. However, the cover 811 in the present embodiment is provided with two insertion holes through which a part of the heat sink 815 is inserted. Further, the LED module 112, the power receiving cap 113, and the grounding cap 114 have the same configuration as the LED module 112, the power receiving cap 113, and the grounding cap 114 in the first embodiment.
- the heat sink 815 is a heat radiating member for radiating the heat generated by the LED 112a, and includes a first heat radiating member 815a (first heat radiating portion) and two second heat radiating members 815b (second heat radiating portion).
- the first heat radiating member 815a and the second heat radiating member 815b have the same configuration as the first heat radiating member 115a and the second heat radiating member 115b in the first embodiment.
- one end of the first heat dissipating member 815 a and the second heat dissipating member 815 b is located outside the cover 811 and is in contact with the heat removing member 816.
- Each of the first heat radiating member 815a and the second heat radiating member 815b can be made of metal such as aluminum.
- the heat removal member 816 is a heat transfer member made of metal or the like, and dissipates the heat conducted from the LED into the atmosphere.
- the heat removal member 816 can be configured by, for example, a long metal rod and a metal plate.
- the heat removal member 816 is disposed in a hollow state with respect to the cover 811 by the second heat release member 815 b.
- heat can be exhausted from the entire periphery of the heat exhausting member 816, so that the heat dissipation can be improved.
- the illumination device 800 As described above, the illumination device 800 according to the eighth embodiment of the present invention is configured.
- the heat sink 815 which contacts the LED module 112 (board
- the heat generated by the LED 112 a is sequentially conducted from the substrate 112 b to the heat sink 815 and the heat removal member 816, and the heat removal from the heat removal member 816 is released to the atmosphere.
- the lamp 810 can remove the heat of the LED module 112 through the heat transfer path other than the power receiving cap 113 and the grounding cap 114, the heat generated by the LED 112a can be efficiently It is possible to dissipate heat. Thereby, since the temperature rise of LED112a can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED112a fall. Furthermore, since there is no power reception cap 113 in the heat dissipation path, it is possible to prevent the heat of the LED module 112 from affecting the circuit elements of the lighting circuit in the power reception cap 113.
- the heat conductivity to the heat removal member 816 can be improved.
- the heat generated by the LED 112a can be dissipated more efficiently.
- FIG. 13 is a cross-sectional view of a lighting device according to a ninth embodiment of the present invention taken along a plane perpendicular to the tube axis.
- a lighting device 900 includes a lamp 910 and a lighting fixture 920.
- the lamp 910 in the present embodiment is a straight tube LED lamp having substantially the same shape as that of a conventional straight tube fluorescent lamp, and is held by the lighting fixture 920.
- the lamp 910 is a straight tube type LED lamp having a structure in which a lamp envelope (housing) can be separated into two, and includes a cover 911, an LED module 912, and a heat sink 915.
- the lighting fixture 920 includes a fixture body 921 and a heat removal member 924 provided on the fixture body 921.
- a cover 911 is a long, substantially semi-cylindrical cover having translucency, and is made of a synthetic resin such as plastic.
- the LED module 912 is a COB type (Chip On Board) light emitting module, and is a linear light source that emits light in a linear manner.
- the LED module 912 includes a substrate, a plurality of LED chips arranged on the substrate, and a phosphor-containing resin that seals the LED chips and causes the light of the LED to emit fluorescence.
- the substrate the LED chip and the phosphor-containing resin, the same ones as in the first embodiment can be used.
- the heat sink 915 has a substantially semi-cylindrical first heat dissipating member 915A having the same length as the cover 911 and a second heat dissipating member 915B in contact with the first heat dissipating member 915A and the heat dissipating member 924.
- the first heat radiation member 915A is a base for holding the LED module 912, and is configured to sandwich the end in the width direction of the substrate between the LED module 912 together with the cover 911. Thus, the LED module 912 is held in the hollow state in the lamp 910.
- the cover 911 and the first heat dissipation member 915A constitute a tubular lamp envelope.
- the second heat radiation member 915B is a rod-like member formed along the longitudinal direction of the first heat radiation member 915A.
- the first heat dissipating member 915A and the second heat dissipating member 915B can be made of metal such as aluminum.
- the first heat dissipating member 915A and the second heat dissipating member 915B may not be separate bodies but may be integrally formed by drawing aluminum.
- a fixture main body 921 is configured to cover the lamp 910, and is fixed to, for example, a ceiling via a fixture.
- the heat removal member 924 is a heat transfer member made of metal or the like, and dissipates the heat conducted from the lamp 910 to the outside of the device body 921.
- the lamp 910 includes a power reception cap, a ground cap, a lighting circuit, and the like.
- the lighting apparatus includes a first socket, a second socket, and the like.
- the illumination device 900 As described above, the illumination device 900 according to the ninth embodiment of the present invention is configured.
- the heat sink 915 in contact with the LED module 912 (substrate) is in contact with the heat removal member 924 and thermally coupled. Accordingly, the heat generated in the LED of the LED module 912 is conducted from the heat sink 915 to the heat removal member 924 and is discharged from the heat removal member 924 to the outside of the luminaire 920.
- the lamp 910 can remove the heat of the LED module 912 through the heat transfer path other than the power receiving cap and the grounding cap, the heat generated by the LED can be dissipated efficiently. be able to. Thereby, since the temperature rise of LED can be suppressed, it can suppress that the light output characteristic and lifetime characteristic of LED fall.
- FIG. 14A is a cross-sectional view of a lighting device according to a first modification of the ninth embodiment of the present invention taken along a plane perpendicular to the tube axis.
- a lighting device 900A in the present variation includes a lamp 910A and a lighting fixture 920.
- the lamp 910A in this modification is a straight tube type LED lamp having a structure in which the lamp envelope (housing) can be separated into a plurality of parts as in the lamp 910 shown in FIG. And a heat sink 915.
- the first heat radiation member 915A of the heat sink 915 is provided with the uneven portion 916.
- the uneven portion 916 is formed on the exposed portion of the heat sink 915 and functions as a heat dissipating fin.
- the first heat dissipating member 915A can be formed, for example, of a drawn-out material of aluminum, so the convex portion or the concave portion of the concavo-convex portion 916 continuously extends from one end to the other end of the cover 911 in the longitudinal direction. It is formed.
- the surface area of the first heat radiation member 915A can be increased by forming the uneven portion 916 in the first heat radiation member 915A. Thereby, the heat dissipation of the first heat radiating member 915A can be improved.
- the second heat dissipation member 915 B is connected to and supported by the heat removal member 924 of the lighting fixture 920. Further, the second heat radiation member 915B is connected to the first heat radiation member 915A, for example, using a through hole or the like provided in the first heat radiation member 915A. Thus, the first heat radiating member 915A is supported by the second heat radiating member 915B. Moreover, the lamp
- the heat generated in the LED of the LED module 912 is conducted from the heat sink 915 to the heat removal member 924 to discharge the heat from the heat removal member 924. Can. Thereby, the heat generated by the LED can be efficiently dissipated.
- the uneven portion 916 is provided in the first heat radiation member 915A, heat can be efficiently dissipated from the uneven portion 916 to the atmosphere.
- the heat generated by the LED can be dissipated more efficiently.
- the uneven portion 916 (fin) may be made of resin. That is, the first heat radiation member 915A may be made of resin.
- FIG. 14B is a cross-sectional view of a lighting device according to a second modification of the ninth embodiment of the present invention taken along a plane perpendicular to the tube axis.
- a lighting device 900B in the present variation includes a lamp 910B and a lighting fixture 920.
- the lamp 910B in this modification is a straight tube type LED lamp having a structure in which the lamp envelope (housing) can be separated into a plurality of parts as in the lamp 910A shown in FIG. And a heat sink 915.
- the first heat radiation member 915A of the heat sink 915 is provided with the uneven portion 917.
- the uneven portion 917 is provided on an outer portion (a portion opposite to the surface on which the LED module 912 is mounted) of the first heat radiation member 915A, and functions as a heat radiation fin.
- the uneven portion 917 is formed of a plurality of flat plates formed to protrude in a direction perpendicular to the main surface of the flat plate portion on which the LED module 912 is mounted.
- the uneven portion 917 is exposed to the outside of the lamp and provided so as to project outward of the lamp.
- the first heat dissipating member 915A can be formed, for example, of a drawn-out material of aluminum, so the concavo-convex portion 917 is continuously formed from one end of the cover 911 in the longitudinal direction to the other end.
- the surface area of the first heat radiation member 915A can be increased by forming the uneven portion 917 in the first heat radiation member 915A. Thereby, the heat dissipation of the first heat radiating member 915A can be improved.
- the second heat dissipation member 915 B is connected to and supported by the heat removal member 924 of the lighting fixture 920. Further, as in the first modification, the second heat dissipating member 915B is connected to the first heat dissipating member 915A, for example, using a through hole or the like provided in the first heat dissipating member 915A. Thus, the first heat radiating member 915A is supported by the second heat radiating member 915B. Moreover, the lamp
- the heat generated in the LED of the LED module 912 is conducted from the heat sink 915 to the heat removal member 924 to discharge the heat from the heat removal member 924. Can. Thereby, the heat generated by the LED can be efficiently dissipated.
- the first heat dissipation member 915A since the first heat dissipation member 915A is provided with the uneven portion 917, heat can be efficiently dissipated from the uneven portion 917 to the atmosphere. Thus, the heat generated by the LED can be dissipated more efficiently.
- the uneven portion 917 (fin) may be made of resin. That is, the first heat radiation member 915A may be made of resin.
- the configurations of the LED module and the heat dissipation member are not limited to the above embodiments.
- (A) to (c) of FIG. 15 are diagrams showing the configurations of the LED module and the heat dissipation member in the illumination device according to the modification of the present invention.
- a heat dissipation member 1015A can be provided on the back surface of the substrate 1012b between the two phosphor-containing resins 1012c.
- the COB type LED module 1012B having one phosphor-containing resin 1012c formed so as to cover one row of LED chips on the surface of the substrate 1012b The two heat radiation members 1015B can be provided on the back surface of the substrate 1012b so as to sandwich one phosphor-containing resin 1012c.
- a wave-shaped heat dissipation member 1015C may be used.
- the heat radiating members 1015A, 1015B and 1015C may be either a heat sink or a heat pipe.
- the LED module is an LED module using an SMD type LED, but even if a COB type LED module is applied as in the ninth embodiment I do not care. Further, the LED module in the ninth embodiment may be an LED module using an SMD type LED.
- the heat removal member was separately provided and the heat of LED was exhausted, it does not restrict to this.
- the fixture body itself of the lighting fixture may be used as the heat removal member. That is, the heat conducting member or the heat sink of the lamp can be configured to be in contact with the fixture body of the luminaire.
- the respective members can be appropriately fixed by an adhesive such as a silicone resin, screwing, or the like unless particularly described.
- an adhesive such as a silicone resin, screwing, or the like
- inorganic particles can be appropriately mixed in the adhesive in order to increase the thermal conductivity of the adhesive.
- inorganic particles metal particles of silver, copper or aluminum or non-metal particles of alumina, aluminum nitride, silicon carbide or graphite are used.
- the LED is exemplified as the light emitting element
- another light emitting element such as a semiconductor laser, an organic EL (Electro Luminescence), or an inorganic EL may be used.
- the present invention can be widely used for lamps, lighting devices and the like in which light emitting elements such as LEDs are used.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
まず、本発明の第1の実施形態に係るランプ110及び当該ランプ110を備える照明装置100について、図1(a)及び図1(b)を用いて説明する。図1(a)は、本発明の第1の実施形態に係る照明装置の側面図であり、図1(b)は、図1(a)のA-B線における同実施形態に係る照明装置の断面図である。
次に、本発明の第2の実施形態に係るランプ210及び当該ランプ210を備える照明装置200について、図3(a)~図3(c)を用いて説明する。図3(a)は、本発明の第2の実施形態に係る照明装置の側面図であり、図3(b)は、図3(a)のA-B線における同実施形態に係る照明装置の断面図であり、図3(c)は、同実施形態に係る照明装置の要部拡大斜視図である。なお、図3(a)~図3(c)において、図1(a)及び図1(b)に示す構成要素と同様の構成要素には同じ符号を付しており、その説明は省略又は簡略化する。
次に、本発明の第3の実施形態に係るランプ310及び当該ランプ310を備える照明装置300について、図4を用いて説明する。図4は、本発明の第3の実施形態に係る照明装置の側面図であり、ランプ310を照明器具320に取り付けるときの様子を示している。
次に、本発明の第4の実施形態に係るランプ410及び当該ランプ410を備える照明装置400について、図5を用いて説明する。図5は、本発明の第4の実施形態に係る照明装置の側面図であり、ランプ410を照明器具420に取り付けるときの様子を示している。なお、図5において、図4に示す構成要素と同様の構成要素には同じ符号を付しており、その説明は省略又は簡略化する。
次に、本発明の第5の実施形態に係るランプ510及び当該ランプ510を備える照明装置500について、図6(a)及び図6(b)を用いて説明する。図6(a)は、本発明の第5の実施形態に係る照明装置の側面図であり、図6(b)は、同実施形態に係る照明装置におけるランプの上面図である。
次に、本発明の第6の実施形態に係るランプ610及び当該ランプ610を備える照明装置600について、図8(a)及び図8(b)を用いて説明する。図8(a)は、本発明の第6の実施形態に係る照明装置において管軸方向に垂直な方向における側面図であり、図8(b)は、同実施形態に係る照明装置の管軸方向の側面図である。なお、図8(a)及び8(b)において、図1(a)、図1(b)及び図6に示す構成要素と同様の構成要素には同じ符号を付しており、その説明は省略又は簡略化する。
次に、本発明の第7の実施形態に係るランプ710及び当該ランプ710を備える照明装置700について、図10を用いて説明する。図10は、本発明の第7の実施形態に係る照明装置の側面図である。なお、図10において、図1(a)、図1(b)及び図6に示す構成要素と同様の構成要素には同じ符号を付しており、その説明は省略又は簡略化する。
次に、本発明の第8の実施形態に係るランプ810及び当該ランプ810を備える照明装置800について、図12を用いて説明する。図12は、本発明の第8の実施形態に係る照明装置の側面図である。なお、図12において、図1(a)及び図1(b)に示す構成要素と同様の構成要素には同じ符号を付しており、その説明は省略又は簡略化する。
次に、本発明の第9の実施形態に係るランプ910及び当該ランプ910を備える照明装置900について、図13を用いて説明する。図13は、本発明の第9の実施形態に係る照明装置における管軸に垂直な面で切断した断面図である。
次に、本発明の第9の実施形態の変形例1に係るランプ910A及び当該ランプ910Aを備える照明装置900Aについて、図14Aを用いて説明する。図14Aは、本発明の第9の実施形態の変形例1に係る照明装置における管軸に垂直な面で切断した断面図である。
次に、本発明の第9の実施形態の変形例2に係るランプ910B及び当該ランプ910Bを備える照明装置900Bについて、図14Bを用いて説明する。図14Bは、本発明の第9の実施形態の変形例2に係る照明装置における管軸に垂直な面で切断した断面図である。
以上、本発明に係るランプ及び照明装置について、実施形態に基づいて説明したが、本発明は、これらの実施形態に限定されるものではない。
110、210、310、410、510、610、710、810、910、910A、910B ランプ
111、311、511、611、811、911 カバー
111a 挿通孔
112、312A、312B、912、1012A、1012B LEDモジュール
112a LED
112b、1012b 基板
113、313、513、613 受電用口金
113a、313a、513a、613a 受電用口金本体
113b、513b、613b 受電ピン
114、314、614 アース用口金
114a、314a、614a アース用口金本体
114b、614b アースピン
115、315A、315B、515、615、715A、715B、815、915 ヒートシンク
115a、815a、915A 第1の放熱部材
115b、815b、915B 第2の放熱部材
116、216、316、516、616A、616B 熱伝導部材
117、118 固定部材
120、320、420、520、620、720、820、920 照明器具
121、321、521、621、721、921 器具本体
122、322、522、722 第1のソケット
123、323、723 第2のソケット
124、324、524、624A、624B、724A、724B、816、924 排熱部材
125 弾性部材
126 熱伝導部材
215、415A、415B ヒートパイプ
215a 第1のヒートパイプ
215b 第2のヒートパイプ
311A 第1のカバー部材
311B 第2のカバー部材
313b 受電コネクタ
314b アースコネクタ
317 連結部材
317a、514a、614c 挿通部
514 取り付け部材
525 保持部材
916、917 凹凸部
1012c 蛍光体含有樹脂
1015A、1015B、1015C 放熱部材
Claims (13)
- ランプに電力を供給する給電部材を備える照明器具に保持される直管形のランプであって、
長尺状の筐体と、
前記筐体内に配置された基板と、
前記基板に設けられた発光素子と、
前記給電部材から前記発光素子を発光させるための電力を受電する受電部材と、
前記発光素子が発する熱を放熱させる放熱部材と、を備え、
前記放熱部材の少なくとも一部は、前記筐体外に配置された排熱部材と熱的に結合する
ランプ。 - 前記排熱部材は、前記照明器具に設けられている
請求項1に記載のランプ。 - 前記放熱部材は、前記基板に接触している
請求項2に記載のランプ。 - さらに、前記筐体外に設けられた熱伝導部材を備え、
前記放熱部材は、前記筐体の長手方向に沿って延設された第1の放熱部と、前記長手方向に略垂直な方向に沿って延設された第2の放熱部とを有し、
前記熱伝導部材は、前記第2の放熱部と接触するとともに前記排熱部材と熱的に結合する
請求項1~3のいずれか1項に記載のランプ。 - 前記第2の放熱部は、前記筐体の長手方向における中央部に設けられる
請求項4に記載のランプ。 - 前記筐体は、複数の筐体部材からなり、
さらに、前記複数の筐体部材同士を連結する連結部材を備え、
前記連結部材は、前記放熱部材を挿通する挿通部を有し、
前記放熱部材は、隣り合う前記複数の連結部材の間と前記挿通部とを挿通して、前記排熱部材と熱的に結合する
請求項1~3のいずれか1項に記載のランプ。 - さらに、当該ランプを前記照明器具に取り付けるための取り付け部材と、少なくとも一部が前記筐体外に設けられるとともに他の一部が少なくとも前記放熱部材に接触する熱伝導部材とを備え、
前記取り付け部材は、前記熱伝導部材を挿通する挿通部を有し、
前記熱伝導部材が前記排熱部材と接続されることにより、前記放熱部材の少なくとも一部が前記排熱部材と熱的に結合する
請求項1~3のいずれか1項に記載のランプ。 - 前記熱伝導部材は、当該ランプを前記照明器具に取り付けて当該ランプを回転させることにより、前記排熱部材と接触する
請求項7に記載のランプ。 - 前記給電部材は、上下に可動することができ、
前記放熱部材の前記少なくとも一部は、当該ランプを前記照明器具に取り付けて前記給電部材を上昇させることにより、前記排熱部材と接触する
請求項1に記載のランプ。 - 当該ランプを前記照明器具に取り付けるための取り付け部材を備え、
前記放熱部材は、前記取り付け部材の外面に設けられている
請求項9に記載のランプ。 - 前記放熱部材は、金属からなる
請求項1~10のいずれか1項に記載のランプ。 - 前記放熱部材は、ヒートパイプからなる
請求項1~10のいずれか1項に記載のランプ。 - 請求項1~12のいずれか1項に記載のランプと、
前記照明器具とを備える
照明装置。
Priority Applications (2)
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CN201290001182.9U CN204100187U (zh) | 2012-03-12 | 2012-12-21 | 灯以及照明装置 |
JP2013528461A JP5420119B1 (ja) | 2012-03-12 | 2012-12-21 | ランプ及び照明装置 |
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Application Number | Priority Date | Filing Date | Title |
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JP2012053986 | 2012-03-12 | ||
JP2012-053986 | 2012-03-12 |
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WO2013136401A1 true WO2013136401A1 (ja) | 2013-09-19 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3028008A1 (fr) * | 2014-10-31 | 2016-05-06 | Novaday Int | Tube d'eclairage lineaire a anti-vol |
EP3511619A1 (de) * | 2018-01-12 | 2019-07-17 | Bartenbach Holding GmbH | Beleuchtungsvorrichtung |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008123721A (ja) * | 2006-11-08 | 2008-05-29 | Momo Alliance Co Ltd | 照明装置 |
JP2010198828A (ja) * | 2009-02-24 | 2010-09-09 | Shihen Tech Corp | 照明装置 |
JP2012009451A (ja) * | 2011-09-15 | 2012-01-12 | Panasonic Corp | Ledランプおよび照明器具 |
-
2012
- 2012-12-21 CN CN201290001182.9U patent/CN204100187U/zh not_active Expired - Fee Related
- 2012-12-21 WO PCT/JP2012/008224 patent/WO2013136401A1/ja active Application Filing
- 2012-12-21 JP JP2013528461A patent/JP5420119B1/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008123721A (ja) * | 2006-11-08 | 2008-05-29 | Momo Alliance Co Ltd | 照明装置 |
JP2010198828A (ja) * | 2009-02-24 | 2010-09-09 | Shihen Tech Corp | 照明装置 |
JP2012009451A (ja) * | 2011-09-15 | 2012-01-12 | Panasonic Corp | Ledランプおよび照明器具 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3028008A1 (fr) * | 2014-10-31 | 2016-05-06 | Novaday Int | Tube d'eclairage lineaire a anti-vol |
EP3511619A1 (de) * | 2018-01-12 | 2019-07-17 | Bartenbach Holding GmbH | Beleuchtungsvorrichtung |
Also Published As
Publication number | Publication date |
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JPWO2013136401A1 (ja) | 2015-07-30 |
CN204100187U (zh) | 2015-01-14 |
JP5420119B1 (ja) | 2014-02-19 |
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