The application be on March 21st, 2016 it is submitting, application No. is 201610160948.2, entitled " LED lightThe divisional application of the application of source unit, main unit and LED illumination utensil ".
Specific embodiment
LED light source unit of the invention and main unit of the invention be characterized in that, respectively when in use, main body listA pair of openings edge part and the cover member opposite with the pair of opening edge portion on the short side direction of the recess portion of memberA pair of of elongated area is be overlapped along the long side direction in the vertical direction vertical with the fitting surface of LED assembly substrate respectively, andBetween the elongated area of the cover member at least one of the pair of opening edge portion and corresponding thereto, extremelyFew a part has gap.LED illumination utensil of the invention is characterised by comprising LED light source unit and main unit, InIn use, a pair of openings edge part on the short side direction of the recess portion of the main unit and with the pair of opening edge portion phasePair the cover member a pair of of elongated area respectively with edge in the vertical vertical direction of the LED assembly fitting surface of substrateLongitudinal direction overlapping, and prolong described in the cover member at least one of the pair of opening edge portion and corresponding theretoIt stretches between region, there is gap at least part.
Therefore, it will be provided with the LED illumination utensil of LED light source unit of the invention as Embodiments 1 to 3, will be provided with thisThe LED illumination utensil of the main unit of invention is as embodiment 4~5, referring to the drawings to LED illuminator of the inventionTool, main unit of the invention and LED illumination utensil of the invention are described in detail.But, the present invention is not limited to followingExplanation.In addition, marking identical label in Fig. 1~Figure 11 below to identical part sometimes and the description thereof will be omitted.SeparatelyOutside, in the accompanying drawings, for ease of description, sometimes appropriate to simplify the structure for indicating each section, size ratio of each section etc. exist withActual conditions are different and the case where be schematically indicated.
Hereinafter, referring to " when use ", such as LED light source unit is installed on main unit and is made as LED illumination utensilUsed time.
Hereinafter, the nearby direction of the paper on longitudinal direction Y is set as " front " in Fig. 1~Figure 11, by inboard directionIt is set as " rear ".
[embodiment 1]
[LED illumination utensil]
Fig. 1 is the perspective view observed from below for indicating an example of LED illumination utensil for present embodiment.In LEDIn luminaire 1000, as primary structure element, including LED light source unit 100 and main unit 200 of the invention.LEDLight source unit 100 is characterized in that, for cover member 30 in a pair of openings edge part L of main unit 200 and corresponding theretoElongated area 33 between form gap, a pair of of elongated area 33 of cover member 30 has protrusion 35.Hereinafter, illustrate firstThen the structure of LED light source unit 100 illustrates the structure of main unit 200.In addition, the LED light source unit being described belowIt is also the explanation of the LED light source unit of the invention.
[LED light source unit]
Fig. 2 (a) and Fig. 2 (b) is the sight from below for indicating an example of LED light source unit for present embodiment respectivelyThe perspective view and perspective view viewed from above examined.LED light source unit 100 is identical as the LED light source unit 100 of Fig. 1.In LEDIn light source unit 100, substrate 10, installing component 20 and cover member 30 are assembled as primary structure element, including LED, asArbitrary structures element and including power supply unit 40.
(1) LED assembles substrate
It is to be equipped with the substrate of LED11 in a surface (fitting surface) 12 that LED, which assembles substrate 10,.Substrate 10 is assembled in LEDIn, multiple LED11 are assemblied in the fitting surface 12 of the substrate, but in the present embodiment, the quantity of LED11 is without being limited thereto,It can be one.In addition, LED assembles substrate 10 such as connecting by power supply connecting elements wiring with power supply unit 40.In addition,In the present embodiment, for example, can also LED assemble substrate 10 rear end assembly for by LED assembly substrate 10 withThe connector, is connect by the connector that power supply unit 40 is electrically connected by the power supply connecting elements with power supply unit 40.
In the present embodiment, the quantity for constituting the substrate (unit substrate) of LED assembly substrate 10 can be one, can alsoTo be multiple.In the case where the unit substrate is multiple, LED assembles substrate 10 for example can be by assembling substrate along LED10 longitudinal direction Y makes the unit substrate be connected to each other via connecting elements such as connectors to constitute.
(2) installing component
Installing component 20 is the installing component for the main unit with the recess portion that can store installing component 20.InstallationComponent 20 configures in LED assembly substrate 10 on the surface with 12 opposite side of fitting surface.
It is illustrated using structure of the Fig. 3 to installing component 20 shown in Fig. 2 (a) and Fig. 2 (b).Fig. 3 is to indicate to installThe perspective view of one example of component 20.Installing component 20 shown in Fig. 3 is by a pair of of bottom 21, a pair of sidewalls portion 22 and pedestalPortion 23 is constituted.Each bottom 21 of a pair of of bottom is linked with base portion 23 by a pair of sidewalls portion 22.It is arranged in each bottom 21Have for the threaded fastening hole 24 fixed with LED assembly substrate 10.LED is assembled into substrate using fixing components such as screws as a result,10 are installed on installing component 20.It is bounded on each side wall portion 22 and is provided with a locking hole 25, there are two locking hole in the setting of base portion 2326.These locking hole 25 and locking hole 26 are for the locking of the aftermentioned leaf-spring-like locking piece for being set to main unit sideHole.As shown in the LED illumination utensil 1000 of Fig. 1, by the leaf-spring-like locking piece engaging in locking hole 25 and locking hole26, LED light source unit 100 is installed on main unit 200.In this case, as shown in Figure 1, installing component 20 is accommodated in main bodyThe recess portion of unit 200.
(3) cover member
Cover member 30 is the cover member for LED assembly substrate 10.When in use, cover member 30 is configured to fill with LEDThe fitting surface and main unit 200 of LED assembly substrate 10 are covered on the vertical vertical direction Z of fitting surface 12 with substrate 10The opening of recess portion 211.
The cover portion 31 and storage LED of fitting surface 12 of the cover member 30 for example including covering LED assembly substrate 10 assemble substrate10 orbit portion 32.In addition, in the present embodiment, orbit portion 32 is arbitrary structural element, it can also be without the orbit portion32。
Cover portion 31 has two edge part H on the short side direction X by cover member 30 on short side direction X than aftermentionedThe opening of the recess portion 211 of main unit 200 shown in Fig. 4 extends more outward and a pair of of elongated area 33 for being formed.
A pair of of elongated area 33 is respectively towards main on the vertical direction Z vertical with the LED assembly fitting surface 12 of substrate 10There are to the opening edge portion L of body unit 200 5 protrusions 35.Moreover, when in use, the recess portion 211 of main unit 200 it is shortA pair of of elongated area 33 of a pair of openings edge part L and the cover member 30 opposite with a pair of openings edge part L on edge direction XY is Chong Die along the long side direction on the vertical vertical direction Z of the fitting surface 12 for assembling substrate 10 with LED respectively for protrusion 35.In the feelingsUnder condition, as shown in Figure 1, the elongated area 33 of at least one party in the L of a pair of openings edge part and cover member 30 corresponding theretoThe region (also referred to as recess portion) without protrusion 35 between have multiple gaps 50.
In LED illumination utensil 1000, as described above, there are multiple gaps 50, but in the present embodiment, gap 50Quantity is without being limited thereto, is also possible to one.In addition, in LED illumination utensil 1000 shown in Fig. 1, in a pair of openings edge part LThere is gap 50 between the elongated area 33 of corresponding cover member 30, but without being limited thereto in the present embodiment, for example,Can also only have gap between the elongated area 33 of a side and corresponding cover member 30 in the L of a pair of openings edge part50。
In the present embodiment, the height of protrusion 35 is not particularly limited, e.g. 0.2~2.0mm, protrusion 35The size of width direction is also not particularly limited, e.g. 0.2~5.0mm.It is multiple in the case where protrusion 35 is multipleThe combined length of the width direction of protrusion 35 relative to the overall length of the longitudinal direction Y of the elongated area of cover member 30 ratio for exampleIt is 0.02~10%.In the present embodiment, for example, by set protrusion 35 height and width come the height of setting gap 50Degree and width.
State configuration of each orbit portion 32 to be erected relative to a pair of of elongated area 33.Each orbit portion 32 Y along the long side directionThere is slot 34 in inside.LED assembly substrate 10 can for example be slidably inserted into the slot 34 of each orbit portion 32.When in use, such as Fig. 1Shown, a pair of tracks portion 32 is accommodated in the recess portion 211 of main unit 200.
Cover member 30, which for example can be, is transmissive to the irradiation light from LED11, is also possible to that the irradiation light can be madeDiffusion.It as the forming material of cover member 30, is not particularly limited, such as enumerates radioparent polycarbonate, propyleneResin etc..
The shape of the cover portion 31 of cover member 30 is rough reverse trapezoid shape, but in the present embodiment, the shape of cover portionIt is without being limited thereto as long as there is a pair of of elongated area 33.As the shape of the cover portion, such as it is also possible to substantially convex lens shapeShape, substantially semi-circular shape, generally fan-shaped shape, generally trapezoidal shape, approximately cuboid shape etc., it is possible to have illustration it is upperState shape.
In the present embodiment, as described above, a pair of tracks portion 32 as the structural element of cover member 30 but it is anyStructural element, can also be without a pair of tracks portion 32.It is not including a pair of tracks portion as the structural element of cover member 30In the case where 32, for example, can also 31 upper surface of cover portion configure LED assemble substrate 10, and using the fixing components such as screw come intoRow is fixed.
(4) power supply unit
As shown in Fig. 2 (a) and Fig. 2 (b), power supply unit 40 for example configure LED assembly substrate 10 with 12 phase of fitting surfaceThe substantially central portion on the surface of anti-side.
Power supply unit 40 is accommodated in the shell for example including power supply board and shell, the power supply board.The power supplySubstrate is, for example, the substrate being equipped with for driving the circuit block of LED11, by the way that power supply unit 40 and LED are assembled 10 electricity of substrateConnection is to drive LED11.
(5) side cover
In the present embodiment, LED light source unit 100 may include a pair of of side cover.The pair of side cover is to be directed to respectivelyThe side cover of the substrate of cover member 30 and LED assembly substrate 10, has the long side side for cover member 30 and the substrateThe insertion section being inserted into the end of Y.When in use, the both ends of the longitudinal direction Y of cover member 30 and the substrate are inserted into respectivelyThe pair of side cover.
[main unit]
Then, use Fig. 4 to as the main unit 200 of the structural element of the LED illumination utensil 1000 of present embodimentIt is illustrated.Main unit 200 is identical as the main unit 200 of Fig. 1.
Main unit 200 is for example including main board 210 and a pair of of leaf-spring-like locking piece 220.
Main board 210 for example with Y along the long side direction extend recess portion 200 and along the long side direction Y extension with recess portion 200The inclined surface of connection.The section shape of the width direction of recess portion 200 is concavity, the section shape of the width direction of the inclined surfaceThe cone-shaped expanded for upward direction.
Leaf-spring-like locking piece 220 is respectively arranged in end side and the rear in the front of the longitudinal direction Y of main board 210End side.Leaf-spring-like locking piece 220 has described turn back for example formed as the shape turned back in the centre towards front end 222End 221.End 221 turn back with curve shape.Moreover, as shown in Figure 1, can be by the end 221 that makes to turn back across installationThe locking hole 26 of the base portion 23 of component 20 and make front end 222 pass through each sidewall portion 22 locking hole 25 and keep leaf-spring-like lockingPiece 220 is installed on installing component 20 engaging in installing component 20, by main unit 200.
Main board 210 and leaf-spring-like locking piece 220 to metal plate for example by implementing bending machining and eliminating not needingPart and formed.
About main unit 200, such as 213 providing holes of bottom surface (not shown) of the recess portion 211 in main board 210, make to setThe hanger bolt for being placed in ceiling tile materials passes through the hole, and by the fixing components such as nut be screwed into the hanger bolt and by main bodyUnit 200 is fixed on the ceiling tile materials.
In main unit 200, as structural element, can also have terminal substrate.The terminal substrate for example configuresIn the bottom surface 213 of the recess portion 211 of main board 210.In order to supply power to power supply unit 40, it is also possible in the terminal baseSeat is connected with the power supply line exposed in ceiling tile materials side, is also connected with the electric wire being electrically connected between power supply unit 40.
Hereinafter, being installed on main unit shown in Fig. 4 to by LED light source unit 100 shown in Fig. 2 (a) and Fig. 2 (b)200 and method that the LED illumination utensil 1000 of Fig. 1 is set be illustrated.As described above, making before being set to main unit 200The end 221 of turning back of each leaf-spring-like locking piece 220 of the end of the end and rear of side passes through the base portion of installing component 2023 locking hole 26 makes front end 222 pass through the locking hole 25 of each side wall 22 of installing component 20.Installing component 20 exists as a result,Main unit 200 is installed in the state of being accommodated in the opening portion 211 of main unit 200.At this point, main unit 200 is recessedA pair of a pair of openings edge part L and the cover member 30 opposite with a pair of openings edge part L on the short side direction X in portion 211 are prolongedStretch the protrusion 35 in region 33 with Y is Chong Die along the long side direction on the vertical vertical direction Z of the fitting surface 12 of LED assembly substrate 10.As a result, as shown in Figure 1, the elongated area 33 of cover member 30 in a pair of openings edge part L and corresponding thereto does not have protrusionThere are multiple gaps 50 between 35 region.In such manner, it is possible to which LED light source unit 100 is installed to main unit 200 and setting figureLED illumination utensil 1000 shown in 1.
In addition, in the present embodiment, being also possible to for example manually be bent leaf-spring-like locking piece 220 to carry outAppropriate adjustment, so that a pair of openings on the protrusion 35 of a pair of of elongated area 33 of cover member 30 and the short side direction X of recess portion 211Edge part L overlapping.
Hereinafter, illustrating the method that the main unit 200 of the LED illumination utensil 1000 of Fig. 1 is installed on to ceiling tile materialsOne example.The hanger bolt for being set to ceiling tile materials is set to be disposed through the recess portion of the main board 210 of main unit 200The hole (not shown) of 211 bottom surface 213, and the fixing components such as nut are screwed into the hanger bolt and are fixed on the ceilingMaterial.In such manner, it is possible to which the LED illumination utensil 1000 of Fig. 1 is installed on ceiling tile materials.
In common LED illumination utensil, resin is used to use metal as the device as the forming material of cover memberHas the forming material of main body.That is, the cover member and the appliance body are formed by the different material of expansion rate.Therefore, such asLED illumination utensil described in Patent Document 1 is such, each extension on the orthogonal direction with the opening ora terminalis withoutIn the case where being overlapped with gap, temperature change when due to lighting or when turning off the light can be in the appliance body and the coverThe contact surface of component generates the sound caused by rubbing.
On the other hand, in LED illumination utensil 1000 shown in Fig. 1, as described above, a pair of openings edge part L and withThe protrusion 35 of the elongated area 33 of its opposite cover member 30 is overlapped, and therefore, in a pair of openings edge part L and does not have protrusion 35Elongated area 33 between have multiple gaps 50.In LED illumination utensil 1000, due to that can press down with gap 50Temperature change when making due to lighting or when turning off the light and generate the sound issued when the friction of cover member 30 and main unit 20It rings.Therefore, LED illumination utensil of the invention for example can not be inhibited the sound with being influenced by materials variances as described above.
It, can be in the recess portion 211 of main board 210 due to gap 50 in addition, in LED illumination utensil 1000The flowing of air is generated between open interior and outside to weaken the fever of LED11 and power supply unit 40 when lighting.Therefore, energyEnough improve high temperature when LED11 luminous efficiency reduction.In addition, the LED11 or power supply unit 40 when can improve high temperature occurThe problem of failure.
[embodiment 2]
Fig. 5 is the perspective view observed from below for indicating an example of LED illumination utensil for present embodiment.In LEDIn luminaire 2000, as primary structure element, including LED light source unit 300 and main unit 200 of the invention.LEDLight source unit 300 is characterized in that, for cover member 30 in a pair of openings edge part L of main unit 200 and corresponding theretoElongated area 33 between form gap, a pair of of elongated area 33 of cover member 30 has spacer 60.LED light source unit 300100 phase of LED light source unit other than there is this point of spacer 60 in addition to a pair of of elongated area 33 does not have protrusion 35, with Fig. 1Together.In addition, main unit 200 is identical as the main unit 200 of Fig. 1.LED illumination utensil 2000 shines with the LED of Fig. 1 in addition to thisFunerary objects tool 1000 is identical.In addition, LED light source unit described below is also the explanation of the LED light source unit of the invention.
In the LED light source unit 300 of LED illumination utensil 2000 shown in Fig. 5, spacer 60 is configured in cover member 30Multiple positions of the part opposite with the opening edge portion L of main unit in elongated area 33.In addition, in present embodimentIn, as long as spacer 60 is configured at least part in the opposite part of the elongated area 33 of cover member 30,At least part described herein does not include the whole of the opposite segments.In addition, spacer 60 can be only fitted to cover member 30Elongated area 33 the opposite part in one, also can be only fitted to multiple portions.
As spacer 60, such as enumerate the band such as adhesive tape, rubber elastomer (elastomer) piece etc..As the band, noParticularly be defined, such as enumerate glass tape, metal tape, resin band, elastomer band etc..The glass tape refers to, such asEnumerate will be fiberglass braided made of band etc..As the metal tape, such as enumerate the aluminium that aluminium is thinned and is formedBand etc..As the resin band, such as band for enumerating the resins such as fluororesin etc..As the elastomer band, such as enumerateThe band etc. of thermo-plastic polyurethane etc. out.
For the height (also referred to as thickness) of spacer 60, it is not particularly limited, e.g. 0.005~1.0mm.SeparatelyOutside, it for the size of the width of spacer 60, is not particularly limited, e.g. 1~100mm.In the present embodiment, exampleSuch as by the height and width of setting spacer 60 come the height and width of setting gap 50.
In LED illumination utensil 2000 shown in Fig. 5, a pair of openings edge part L and configuration are in cover member corresponding theretoSpacer 60 in 30 a pair of of elongated area 33 is overlapped, and therefore, in a pair of openings edge part L and is not configured the one of spacer 60To between elongated area 33 have multiple gaps 50.In LED illumination utensil 2000, due to that can press down with gap 50What temperature change when making by lighting or when turning off the light and generating was issued when the friction of cover member 30 and main unit 200The sound.In addition, in LED illumination utensil 2000, due to that can be open in the recess portion 211 of main board 210 with gap 50The flowing of air is generated between internal and outside come the fever of LED11 when weakening lighting and power supply unit 40.Therefore, can improveThe reduction of LED11 luminous efficiency when high temperature.In addition, what the LED11 or power supply unit 40 when can improve high temperature broke downProblem.
In LED illumination utensil 2000, interval is not configured in cover member 30 in a pair of openings edge part L and corresponding theretoThere are multiple gaps 50, but in the present embodiment, the quantity in gap 50 is not limited between the elongated area 33 of the part of part 60This, is also possible to one.
In LED illumination utensil 2000, interval is not configured in cover member 30 in a pair of openings edge part L and corresponding theretoThere is gap 50 between the elongated area 33 of the part of part 60.But in the present embodiment, LED illumination utensil is also possible toFollowing mode, i.e., only spacer 60 is not configured in the side in the L of a pair of openings edge part and cover member 30 corresponding theretoPart elongated area 33 between have gap 50.
[embodiment 3]
Fig. 6 is the perspective view of side cover 70, Fig. 7 (a) be indicate to be equipped with a pair of of side cover of Fig. 6 LED light source unit oneThe perspective view viewed from above of a example, Fig. 7 (b) be indicate for the LED light source unit of Fig. 7 (a) to be installed on main unit andThe perspective view of one example of the LED illumination utensil of setting observed from below.
In LED illumination utensil 3000, as primary structure element, including LED light source unit 400 of the invention and masterBody unit 200.LED light source unit 400 is characterized in that, in order to a pair of openings edge part L of main unit 200 and with its phasePair cover member 30 elongated area 33 between form gap, there is a pair of of side cover 70, and a part and main body of each side cover 70A pair of openings edge part L of unit 200 is contacted.LED light source unit 400 also has one in addition to cover member 30 does not have protrusion 35It is identical as the LED light source unit 100 of Fig. 1 other than this point of side cover 70.In addition, the main unit 200 of main unit 200 and Fig. 1It is identical.LED illumination utensil 3000 is identical as the LED illumination utensil 1000 of Fig. 1 in addition to this.In addition, LED light source described belowUnit is also the explanation of the LED light source unit of the invention.
A pair of of side cover 70 is respectively for cover member 30 and the side cover of the substrate of LED assembly substrate 10.As shown in fig. 6,A pair of of side cover 70 is respectively provided with the insertion section (not shown) of the end insertion of the longitudinal direction Y for cover member 30 and substrate 10,With on the vertical vertical direction Z of the LED assembly fitting surface of substrate 10, the insertion section top upwardly toward main unitThere is to 200 opening edge portion L at least one gap forming portion.Specifically, the side cover 70 of Fig. 6 is in the upper of the insertion sectionSide is provided with protrusion 71 using as gap forming portion along short side direction X.In Fig. 7 (a), the cover member 30 of side cover 70 will be inserted intoThe height of the end of short side direction X is indicated with H.In Fig. 6, by the height of the outer side of the end of the short side direction X of side cover 30It is indicated with K, the height of private side is indicated with M.Moreover, the height M of the private side is roughly equivalent to cover portion in side cover 30The height H of the end of part is provided with the insertion section in the position of roughly the same degree.In addition, comparing private side in side cover 30The region outstanding height M be gap forming portion 71.
As shown in Fig. 7 (a), when in use, a pair is inserted at the both ends of the longitudinal direction Y of cover member 30 and substrate 10 respectivelySide cover 70.It, will be between cover member 30 and substrate 10 by side cover 70 thereby, it is possible to by the described closed at both ends of light source unit 400Space it is hiding (covering) relative to outside.In turn, as shown in Fig. 7 (b), the LED light source unit 400 for being equipped with side cover 70 is installedIn main unit 200.At this point, the end in the upper direction of the protrusion 71 of side cover 70 and the opening edge portion L of main unit 200 connectTouching.Specifically, end (a pair of end including short side direction X of the longitudinal direction Y of side cover 70 and the recess portion of main unit 200Portion) contacted on vertical direction Z, and the protrusion 71 of side cover 70 be formed in it is more against the top than the insertion section of cover member 30 and substrate 10To position, therefore on the longitudinal direction Y of cover member 30, the extension of cover member 30 in opening edge portion L and corresponding theretoIt is formed between region 33 between the height (height K- height M or height K- height H) for being roughly equivalent to the protrusion 71 of side coverGap.
In the LED illumination utensil 3000 shown in Fig. 7 (b), due to gap 50, when being able to suppress due to lightingOr temperature change when turning off the light and generate the sound issued when the friction of cover member 30 and main unit 200.In addition, InIt, being capable of 211 open interior of recess portion in main board 210 and outside due to gap 50 in LED illumination utensil 3000Between generate the flowing of air to weaken the fever of LED11 and power supply unit 40 when lighting.When therefore, can improve high temperatureThe reduction of LED11 luminous efficiency.In addition, the problem of LED11 or power supply unit 40 when can improve high temperature break down.
The shape of side cover 70 is not limited to shape documented by Fig. 6, also can be used in addition to this can be in a pair of openingsThe shape in gap is formed between edge part L and the elongated area 33 of cover member 30 corresponding thereto.The other examples of side cover are existedIt is shown in Fig. 8 (a) and Fig. 8 (b).In addition, as long as no specifically shown, then each side cover and Fig. 6, the Fig. 7 (a) and Fig. 7(b) explanation is identical.
Fig. 8 (a) is the perspective view for indicating another example of side cover, and left figure is the perspective view of side cover 80, and right figure is to indicateThe perspective view viewed from above of the LED light source unit 400 of side cover 80 is installed.As shown in the left figure of Fig. 8 (a), a pair of of side cover80 are respectively provided with the insertion section (not shown) of the end insertion of the longitudinal direction for cover member 30 and substrate 10, fill with LEDOn the vertical vertical direction Z of fitting surface with substrate 10, the insertion section top upwardly toward main unit 200 openingThere is to edge part L gap forming portion 81.Illustrate the gap forming portion 81 in side cover 80 using the right figure of Fig. 8 (a).In Fig. 8 (a)In, the height of the end of the short side direction X of side cover 80 is indicated with K, is inserted into the end of the short side direction X of the cover member 30 of side cover 80Height indicated with H.The end of the longitudinal direction of cover member 30 is inserted into side cover 80.Therefore, side cover 80 is being equivalent to cover memberThe position of 30 height H has the insertion section of cover member 30.Therefore, in side cover 80, the region more top than height H becomesGap forming portion 81.
The LED light source unit 400 for being equipped with side cover 80 is installed on main unit 200.At this point, the upper direction of side cover 80End is contacted with the opening edge portion L of main unit 200.Specifically, the long side side of side cover 80 and the recess portion of main unit 200It is contacted on vertical direction Z to the end (a pair of end portions including short side direction) of Y, and the formation of the gap forming portion 81 of side cover 80In the position in the top direction in insertion section than cover member 30 and substrate 10, therefore, on the longitudinal direction Y of cover member 30, InIt is formed between opening edge portion L and the elongated area 33 of cover member 30 corresponding thereto and is roughly equivalent to the gap of side cover and is formedThe gap of the height (height K- height H) in portion 81.
The side cover 80 of Fig. 8 (a) for example can not have gap forming portion 81 in the end range of its longitudinal direction, and shortThe end of edge direction has a pair of of gap forming portion.Which is shown in Fig. 8 (b).Fig. 8 (b) is indicate side cover anotherThe perspective view of a example, left figure are the perspective views of side cover 90, and right figure is the LED light source unit 400 for indicating to be equipped with side cover 90Perspective view from upper direction.As shown in the left figure of Fig. 8 (b), a pair of of side cover 90 is respectively provided with for cover member 30 and substrateThe insertion section (not shown) of the end insertion of 10 longitudinal direction Y, in the Vertical Square vertical with the LED assembly fitting surface of substrate 10To on Z, the insertion section top upwardly toward main unit 200 opening edge portion L have there are two protrusion, using asA pair of of gap forming portion 91.
The LED light source unit 400 for being equipped with side cover 90 is installed on main unit 200.At this point, the upper direction of side cover 90End is contacted with the opening edge portion L of main unit 200.Specifically, the long side side of side cover 90 and the recess portion of main unit 200To end (a pair of end portions including short side direction X) contacted on vertical direction Z, and the gap forming portion 91 of side cover 80 formationIn the position in the top direction in insertion section than cover member 30 and substrate 10, therefore, on the longitudinal direction Y of cover member 30, InIt is formed between opening edge portion L and the elongated area 33 of cover member 30 corresponding thereto and is roughly equivalent to the gap of side cover and is formedThe gap of the height in portion 91.
In the present embodiment, the side cover can also for example have the insertion of the recess portion for the main unitUse protrusion.The insertion is for example set to the side cover with protrusion in the following manner: in the cover that will be configured with the side coverGap when component is configured to the main unit, between the inner wall and the cover member of the recess portion of the main unitIn with both the above-mentioned state contacted inserted with the insertion protrusion.The example of the side cover is shown in FIG. 9.In Fig. 9Side cover 90 be Fig. 8 (b) the mode that also there is a pair of of insertion to use protrusion 92 of side cover 90.In Fig. 9, upper figure is to indicate side cover 90An example perspective view, the following figure is indicated by the way that the LED light source unit 400 for being equipped with side cover 90 is installed on main unit200 and be arranged LED illumination utensil 3000 short side direction X cross-sectional view.Fig. 9 in addition to side cover 90 have insertion with protrusion 92 thisIt is identical as Fig. 8 (b) other than point.
Insertion is set to side cover 90 with protrusion 92 in the following manner: the cover member 30 for being configured with side cover 90 is being configured to masterWhen body unit 200, in the gap between the inner wall of the recess portion of main unit 200 and the orbit portion 32 of cover member 30 with it is above-mentionedThe state of the two contact is inserted with insertion protrusion 92.
The side cover 90 of Fig. 9 is inserted into substrate 10 and cover member 30 and constitutes LED light source unit 400, is being installed on main bodyWhen unit 200, the insertion with protrusion 91 in gap between the inner wall and cover member 30 of the recess portion of main unit 200 withThe state contacted with above-mentioned the two is inserted into.As a result, as shown in the following figure of Fig. 9, LED light source unit 400 can be installed on masterInhibit the shaking on the short side direction X of LED light source unit 400 after body unit 200.Thus it is for example possible to avoid by LED light sourceUnit 400 is caused by mobile on short side direction X described in the side of the orbit portion 32 of cover member 301 and main unit 200The contact of recess side, additionally it is possible to avoid the sound as caused by the contact and the further influence on fever.
Height on the vertical direction Z of insertion protrusion 91 is not particularly limited, e.g. 0.5~2.0mm.
The side cover 90 that Fig. 8 (b) is instantiated in Fig. 9 has the mode of insertion protrusion 91, and still, protrusion is used in the insertionSuch as can be not limited to side cover type applied, for example, can also apply to the side cover of Fig. 6 and Fig. 8 (a).
[embodiment 4]
Figure 10 is the perspective view observed from below for indicating an example of LED illumination utensil for present embodiment.In LEDIn luminaire 4000, as primary structure element, including LED light source unit 500 and main unit 600 of the invention.It is mainBody unit 600 is characterized in that, for cover member 30 in a pair of openings edge part L of main unit 600 and corresponding theretoGap is formed between elongated area 33, there is protrusion 212 in the opening edge portion L of recess portion 211.LED light source unit 500 is in addition to oneDo not have other than this point of protrusion 35 to elongated area 33, it is identical as the LED light source unit 100 of Fig. 1.Main unit 600 in addition toThe opening edge portion L of recess portion 211 has other than this point of protrusion 212, identical as main unit 200 shown in FIG. 1.LED illuminatorTool 4000 is identical as LED illumination utensil 1000 shown in FIG. 1 in addition to this.In addition, main unit described below is also this hairThe explanation of the bright main unit.
As protrusion 35, such as it is also possible to forge protrusion what the opening edge portion L of main unit 600 was arranged.InstituteIt states and forges protrusion towards the vertical direction Z protrusion vertical with the LED assembly fitting surface 12 of substrate 10.The protrusion of forgingShape is not particularly limited, such as enumerates substantially convex lens shape, substantially semi-circular shape, generally trapezoidal shape, approximately cuboidShape, roughly triangular shape etc..Height on the vertical direction Z for forging protrusion is not particularly limited, such as can be 0.2~2.0mm.
In LED illumination utensil 4000, there is protrusion 212, a pair of openings side by the opening edge portion L in recess portion 211The protrusion 212 of edge L and the elongated area 33 of cover member 30 corresponding thereto are overlapped.Moreover, LED illumination utensil 4000 existsThere is gap between opening edge portion L without protrusion 212 and a pair of elongated area 33 of cover member 30 corresponding thereto50.LED illumination utensil 4000 has gap 50, thus temperature change when being able to suppress due to lighting or when turning off the light and generateThe sound issued when the friction of cover member 30 and main unit 500.In addition, LED illumination utensil 4000 has gap 50, becauseThis can generate LED11 of the flowing of air to weaken lighting when between 211 open interior of recess portion of main board 210 and outsideAnd the fever of power supply unit 40.Therefore, the reduction of LED11 luminous efficiency when can improve high temperature.In addition, high temperature can be improvedWhen LED11 or power supply unit 40 the problem of breaking down.
In the present embodiment, the quantity in gap 50 is without being limited thereto, is also possible to one.
In the present embodiment, LED illumination utensil 4000 can also be following mode, i.e., only in a pair of openings edge partThere is gap between a side in L and the elongated area 33 of cover member corresponding thereto 30.
[embodiment 5]
Figure 11 is the perspective view observed from below for indicating an example of LED illumination utensil for present embodiment.In LEDIn luminaire 5000, as primary structure element, including LED light source unit 700 and main unit 800 of the invention.It is mainBody unit 800 is characterized in that, for cover member 30 in a pair of openings edge part L of main unit 800 and corresponding theretoGap is formed between elongated area 33, the opposite part of L has spacer 80 in a pair of openings edge part.LED light sourceUnit 700 is identical as the LED light source unit 100 of Fig. 1 other than a pair of of elongated area 33 does not have this point of protrusion 35.In addition,Main unit 800 is other than in the opposite part of a pair of openings edge part L, with spacer 80, this is put, with Fig. 1'sMain unit 200 is identical.LED illumination utensil 5000 is identical as the LED illumination utensil 1000 of Fig. 1 in addition to this.In addition, saying belowBright main unit is also the explanation of the main unit of the invention.
In the main unit 800 of LED illumination utensil 5000, spacer 80 is configured at the described of a pair of openings edge part LMultiple positions of opposite part.In addition, in the present embodiment, as long as spacer 80 is configured at a pair of openings edge part L'sAt least part in the opposite part, at least part described here do not include the complete of the opposite partPortion.In addition, spacer 80 can be only fitted to one in the opposite part of a pair of openings edge part L, can also configureIn multiple portions.
As spacer 80, such as enumerate band etc., as the band, enumerate the band etc. illustrated in embodiment 2.
In LED illumination utensil 5000, the one of the spacer 80 of a pair of openings edge part L and cover member 30 corresponding theretoElongated area 33 is overlapped, therefore, a pair of of extension area in a pair of openings edge part L that spacer 80 is not configured and corresponding theretoThere are multiple gaps 50 between domain 33.In LED illumination utensil 5000, due to being able to suppress due to point with gap 50Temperature change when lamp or when turning off the light and generate the sound issued when the friction of cover member 30 and main unit 800.SeparatelyOutside, in LED illumination utensil 5000, due to gap 50, can main board 210 211 open interior of recess portion withThe flowing of air is generated between outside to weaken the fever of LED11 and power supply unit 40 when lighting.Therefore, high temperature can be improvedWhen LED11 luminous efficiency reduction.In addition, asking of breaking down of the LED11 or power supply unit 40 when can improve high temperatureTopic.
In LED illumination utensil 5000, in a pair of openings edge part L that spacer 80 is not configured and a pair of of elongated area 33Between have multiple gaps 50, still, in the present embodiment, the quantity in gap 50 is without being limited thereto, is also possible to one.
In LED illumination utensil 5000, interval is not configured in cover member 30 in a pair of openings edge part L and corresponding theretoThere is gap 50 between the elongated area 33 of the part of part 80.But, in the present embodiment, LED illumination utensil 5000 can alsoTo be following mode, i.e., only interval is not configured in the side in the L of a pair of openings edge part and cover member 30 corresponding theretoThere is gap 50 between the elongated area 33 of the part of part 80.
In the present invention, at least one party in the pair of opening edge portion L and cover member 30 corresponding thereto are prolongedThe component for stretching formation gap 50 between region 33 is not limited to component illustrated by Embodiments 1 to 5.
In the present invention, LED illumination utensil is also possible to the LED light source unit for having Embodiments 1 to 3 and embodimentThe structure of 4~5 main unit.
LED illumination utensil of the invention can be used as the ceiling luminaire of kitchen, office etc., can be suitablyHigh ceiling luminaire as the extensive space such as warehouse, factory.
Hereinbefore, the present invention is illustrated referring to embodiment, but the present invention is not limited to the embodiments.The present inventionStructure, detailed content can carry out within the scope of the invention those skilled in the art can understand that various changes.
Label declaration
10 LED assemble substrate
11 LED
12 fitting surfaces
20 installing components
21 bottoms
22 sidewall portions
23 base portions
24 threaded fastening holes
25,26 locking hole
30,70 cover member
31 cover portions
32 orbit portions
33,73 elongated area
34 upper surfaces
40 power supply units
50 gaps
60 bands
74,212 protrusion
100,300,400,500 LED light source unit
200,600 main unit
210 main boards
220 leaf-spring-like locking pieces
211 recess portions
213 bottom surfaces
221 turn back end
1000,2000,3000 LED illumination utensil.