CN104896324B - Illumination light source and lighting device - Google Patents
Illumination light source and lighting device Download PDFInfo
- Publication number
- CN104896324B CN104896324B CN201510070761.9A CN201510070761A CN104896324B CN 104896324 B CN104896324 B CN 104896324B CN 201510070761 A CN201510070761 A CN 201510070761A CN 104896324 B CN104896324 B CN 104896324B
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- China
- Prior art keywords
- circuit element
- framework
- substrate
- lamp holder
- led
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Classifications
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/002—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips making direct electrical contact, e.g. by piercing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Illumination light source and lighting device that circuit element is efficiently accommodated in inside are provided, reduced with the diffusion effect for suppressing light.Straight LED (1) possesses：The framework (30) of elongated shape；The power supply of end of the length direction of framework is covered with lamp holder (40)；Configure the LED element (12) in framework；And it is provided with the circuit substrate (21) of the circuit element group (22) comprising the first circuit element (22a) and second circuit element (22d), circuit element group is used to provide electric power to LED element, and circuit substrate has the first area (23) covered by framework and power supply with lamp holder；And the second area (24) only covered by framework and power supply with the power supply in lamp holder with lamp holder, first circuit element is arranged on first area, second circuit element is arranged on second area, and the height away from circuit substrate of the first circuit element is lower than the height of second circuit element.
Description
Technical field
The present invention relates to illumination light source and lighting device, such as with light emitting diode (LED: Light
Emitting Diode) etc. light-emitting component illumination light source and lighting device.
Background technology
LED is due to efficiency high and long lifespan, it is therefore contemplated that each as conventional known fluorescent lamp or incandescent lamp etc. is substituted
Plant the light source of lamp.The product for wherein employing LED lamp (LED) is also constantly being studied exploitation.
As this LED, known LED (the Straight LED for having the Straight for for example substituting straight-pipe fluorescent lamp
Lamp) (referenced patent document 1).
Such Straight LED, possesses：Elongated shape peripheral framework both ends set lamp holder, LED module,
And make the lamp circuit (circuit substrate) of LED module lighting.LED module for example possesses：Substrate and install on substrate
Multiple LED elements.
Patent document 1: Japanese Unexamined Patent Publication 2009-043447 publications
In the case where the distance of LED element and peripheral framework is short, it is impossible to the light for fully obtaining sending from LED element
, there is granular sensation in diffusion effect.It is therefore preferable that the distance between LED element and peripheral framework is remote.
However, in the Straight LED that patent document 1 is recorded, being mounted with the circuit substrate of circuit element, being installed in
The back side of LED module.Therefore, the surface (face that LED element is set) of LED module and the distance of peripheral framework shorten, the expansion of light
Effect is dissipated to be deteriorated.
The content of the invention
Then, the present invention provides a kind of illumination light source and lighting device, and circuit element is efficiently accommodated in into inside,
Reduced with the diffusion effect for suppressing light.
In order to solve above-mentioned problem, the illumination light source that a scheme of the invention is related to possesses：The framework of elongated shape；
Lamp holder, covers the end of the length direction of the framework；Light-emitting component, is configured in the framework；And substrate, it is provided with and includes
Multiple circuit elements of first circuit element and second circuit element, the plurality of circuit element is used to carry to the light-emitting component
Power supply power, the substrate has：First area, the first area is covered by the framework and the lamp holder；And secondth area
Domain, only covers the second area by the lamp holder in the framework and the lamp holder, and first circuit element is set
In the first area, the second circuit element is arranged on the second area, and first circuit element is away from the base
The height of plate is lower than the height of the second circuit element.
Can be the substrate relative to the length direction in addition, the illumination light source that is related to of a scheme of the present invention
Tilt, so that the space of the setting second circuit element in the lamp holder broadens.
In addition, the illumination light source that the scheme of the present invention is related to, can be that the multiple circuit element is arranged to,
Along from the first area, to the direction of the second area, the height away from the substrate is uprised in order.
In addition, the illumination light source that the scheme of the present invention is related to, can be described in the light-emitting component is arranged on
Substrate.
In addition, the illumination light source that the scheme of the present invention is related to, can be that the lamp holder receives alternating current from outside,
The alternating current is converted to direct current by the multiple circuit element, and the direct current after conversion is supplied into the luminous member
Part.
In addition, the lighting device that the scheme of the present invention is related to, is the lighting device for possessing the illumination light source.
In accordance with the invention it is possible to provide a kind of illumination light source and lighting device, circuit element is efficiently accommodated in
Inside, is reduced with the diffusion effect for suppressing light.
Brief description of the drawings
Fig. 1 is the general survey oblique view of one for representing the Straight LED that embodiments of the present invention 1 are related to.
Fig. 2 is the sectional view for the part for representing the Straight LED that embodiments of the present invention 1 are related to.
Fig. 3 is the sectional view for the part for representing the Straight LED that the variation 1 of embodiments of the present invention 1 is related to.
Fig. 4 is the sectional view for the part for representing the Straight LED that the variation 2 of embodiments of the present invention 1 is related to.
Fig. 5 A and Fig. 5 B are for illustrating the inclined circuit substrate that the variation 2 of embodiments of the present invention 1 is related to
The sectional view of effect.
Fig. 6 is other examples for the part for representing the Straight LED that the variation 2 of embodiments of the present invention 1 is related to
Sectional view.
Fig. 7 is the general survey oblique view of one for representing the lighting device that embodiments of the present invention 2 are related to.
Symbol description
1st, 1a, 1b Straight LED (illumination light source)
2 lighting devices
11st, 11a substrates
12LED elements (light-emitting component)
21st, 21a circuit substrates
22a, 22b, 22c, 22d circuit element
23 first areas
24 second areas
30 frameworks
40 power supply lamp holders
50 non-powered use lamp holder
Embodiment
Describe the illumination light source and lighting device that embodiments of the present invention are related in detail with reference to the accompanying drawings.Separately
Outside, examples set forth below is all to show a currently preferred specific example.Therefore, shown in following embodiment
Numerical value, shape, material, inscape, the configuration of inscape and type of attachment etc., be all the example of the present invention,
Purport is not the limitation present invention.Therefore, in the inscape of following embodiment, for showing that the upper of the present invention is general
The inscape do not recorded in the independent claims of thought, illustrates as arbitrary inscape.
It is not rigorous diagram also, each figure is ideograph.Also, in each figure, for identical constituting portion
Part imparts identical symbol.
In following embodiment, Straight LED to a form as illumination light source and possesses this
The lighting device of Straight LED is illustrated.
(embodiment 1)
The Straight LED that embodiments of the present invention 1 are related to is illustrated first.In addition, present embodiment is related to
Straight LED be one of the illumination light source for substituting conventional straight-pipe fluorescent lamp.
[all compositions of Straight LED]
First, one of the composition of Straight LED of the present embodiment is illustrated using Fig. 1 and Fig. 2.
Fig. 1 is the general survey oblique view of one for representing the Straight LED that embodiments of the present invention 1 are related to.Fig. 2 is table
Show the sectional view of a part for the Straight LED that embodiments of the present invention 1 are related to.In addition, Fig. 2 is represented through Straight
The section of the tube axial direction of LED, represents the section (YZ section) vertical with LED module.
As shown in Figure 1 and Figure 2, Straight LED 1 possesses：LED module 10, lamp circuit 20, the framework of elongated shape
30th, be separately fixed at the length direction (tube axial direction) of framework 30 end power supply with lamp holder 40 and non-powered use lamp holder 50, to
Lead 60 and lead 61 that LED module 10 is powered.Straight LED 1 is, for example, the Straight LED of 40 shapes, lamp total length
It is about 1200mm.
In addition, X-direction is the short direction of LED module 10 in Fig. 1 and Fig. 2.Y direction is the length of LED module 10
The tube axial direction in direction, i.e. framework 30.Z-direction is the direction vertical with the interarea of LED module 10.
Each component parts of Straight LED 1 is described in detail below.
[LED module]
Illustrate LED module 10 of the present embodiment first.
As shown in figure 1, LED module 10 is the light source of Straight LED 1, it is configured in framework 30.
LED module 10 of the present embodiment is that the luminous of (SMD: Surface Mount Device) type is installed on surface
Module.LED module 10 possesses：Substrate 11 and multiple LED elements 12 installed in substrate 11.In addition, although it is not shown, also having
The standby metal wiring to provide character pattern formation, the metal wiring is used to electrically connect multiple LED elements 12.
Substrate 11 is disposed on the substrate of the elongated shape in framework 30.Substrate 11 is, for example, rectangular substrate.Substrate 11
So that its length direction (Fig. 1 Y direction) is parallel with the length direction (tube axial direction) of the framework 30 of Straight and its short direction
(Fig. 1 X-direction) mode parallel with the short direction of framework 30, is configured in framework 30.
Substrate 11 has mutually opposing the first interarea (front) and the second interarea (back side).Such as Fig. 1 and Fig. 2 institutes
Show, the first interarea of substrate 11 is provided with multiple LED elements 12 for being arranged on length direction and for multiple LED
Element 12 provides the metal wiring (not shown) of electric power.
Such as length of substrate 11 is 1150~1200mm (length direction), and width is 5~25mm (short direction), and thickness is 0.3
~2.0mm.
Specifically, substrate 11 is the installation base plate for installing LED element 12.Substrate 11 is, for example, using resin as substrate
Resin substrate, the metallic substrates substrate by substrate of metal, the glass constituted by the ceramic substrate that is constituted of ceramics or by glass
Glass substrate etc..
Resin substrate be, for example, be made up of glass fibre and epoxy resin glass epoxy substrate (CEM-3, FR-4 etc.), by
Substrate (FR-1 etc.) or the flexible base board with pliability being made up of polyimides etc. that paper phenolic aldehyde or paper epoxy are constituted
Deng.Metallic substrates substrate, e.g. surface are formed with the aluminium alloy base plate of dielectric film, ferroalloy substrate or copper alloy substrate
Deng.In the present embodiment, CEM-3 double-sided substrate is employed as substrate 11.
In addition, as shown in Fig. 2 substrate 11 is for example fixed on the inner surface of framework 30 in multiple positions by adhesive 70.It is viscous
Mixture 70 is such as silicone resin or adhesive.
Adhesive 70 is in order to which framework 30 and LED module 10 are adhesively fixed, the of inner surface and the substrate 11 of framework 30
Two interareas are intermittently coated between (back side).In other words, substrate 11 is in mutually different multiple positions of the length direction of substrate 11
Put, framework 30 is fixed on by adhesive 70.In addition, adhesive 70 can be continuously coated with along the length direction of framework 30.
From the viewpoint of thermal diffusivity, thermal conductivity preferably is used for more than 1W/mK material as adhesive 70.
In addition, from the viewpoint of lightweight, be preferably as adhesive 70 use proportion for less than 2 material.
In addition, instead of adhesive 70 double faced adhesive tape can be used, the double faced adhesive tape have can make the second interarea of substrate 11 with
The thickness and shape of the inner surface bonding of framework 30.As long as that is, the part of substrate 11 and framework 30, Ren Hedou can be fixed
Can be with.
LED12 is an example of light-emitting component, is mounted on the substrate 11.In present embodiment, multiple LED elements 12
It is installed to be along the length direction of substrate 11 with line-shape arrangement into a row.As shown in figure 1, multiple LED elements 12 are each configured
Into being spaced from each other.
LED element 12 is the light-emitting component of so-called SMD type, is exactly LED chip with fluorophor by the light-emitting component of bagization.
LED element 12 possesses：The seal member of the LED chip and sealed LED chip of bag, configuration in bag.LED element 12 is for example
It is the White LED element for sending white light.
Bag is the recess (cavity) for possessing the shape of falling truncated cone by the container of the shapings such as white resin.It is configured to recess
Medial surface tilt, make the light from LED chip reflex to top.
LED chip is arranged on the recess bottom surface of bag.LED chip is can to send the bare chip of monochromatic visible light, by chip
Adhesives (chip adhesive material), pastes the bottom surface of the recess installed in bag.LED chip is, for example, that can be sent when being powered
The blue LED die of blue light.
Seal member is to contain phosphor resin containing the fluorophor as optical wavelength conversion body, will be sent from LED chip
Light conversion (colour switching) be defined wavelength.In addition, seal member protects LED chip by sealed LED chip.Sealing
Untill the recess of part filling bag, the opening surface for being sealing into the recess.
Seal member, color (wavelength) and the light being required as light source comprising the light sent according to LED chip
Color (wavelength) and select material.For example in the case where LED chip is blue LED die, in order to obtain white light, make
For seal member can use by the yellow fluorophor particle of YAG (yttrium-aluminium-garnet) system be distributed to silicones contain fluorescence
Body resin.Accordingly, yellow fluorophor particle releases sodium yellow by the blue light stimulus of blue LED die, so that as being swashed
The sodium yellow and the synthesis light of the blue light of blue LED die encouraged, white light is released from seal member.In addition, in seal member
Silica (SiO can also be contained2) etc. photodiffusion material.
The LED element 12 so constituted, 2 electrode terminals with positive pole and negative pole, these electrode terminals with by shape
Into the metal wiring electrical connection in substrate 11.
Metal wiring is the metal wiring for providing defined electric power respectively for multiple LED elements 12.Metal wiring, with pre-
The shape being first prescribed is formed by pattern.In the present embodiment, Straight LED 1 is using only from power supply with the one of lamp holder 40
The unilateral power supply mode that all LED elements 12 in lateral framework 30 are powered.
Metal wiring is constituted such as by the metal with high conductance copper (Cu).Or metal wiring can be nickel,
Aluminium or gold or the stacked film or alloy being made up of more than two metals among these.
In addition, the light extraction efficiency in order to improve LED module 10, can substrate 11 top finishing white coating it is (white
Resist).White resist is because with high light reflectivity, can improve the light extraction efficiency of LED module 10.In addition,
By forming white resist, it is possible to increase the insulating properties (pressure-resistant) of substrate 11, the oxidation of metal wiring can be suppressed.
[lamp circuit]
Lamp circuit 20 is for making the LED point lamp circuit of the LED12 lightings installed in LED module 10.Specifically, point
The alternating current that circuit for lamp 20 is inputted from external power source is converted to direct current, and the direct current after conversion is output into LED module 10.
As shown in figure 1, lamp circuit 20, possesses：Circuit substrate 21, the circuit element group 22 installed in circuit substrate 21.
Circuit substrate 21 is the printed base plate for being formed defined Wiring pattern, and the Wiring pattern is used for electricity that will be mounted
Subassembly (circuit element) is electrically connected to each other, for example, as circuit substrate 21 can using glass epoxy substrate, ceramic substrate,
Outstanding metal substrate of the flexible base board or thermal diffusivity of pliability etc..
As shown in Fig. 2 circuit substrate 21 is connected by lead 60 with the power supply pin 42 of power supply lamp holder 40.It is specific and
Speech, 2 leads 60 (a pair of lead wires) electrically connect power supply pin 42 with being arranged on the Wiring pattern of circuit substrate 21.So,
There is provided give circuit element 22 (lamp circuits 20) of group for the alternating current that pin 42 of powering can be received.
In addition, circuit substrate 21, is connected by lead 61 with the substrate 11 of LED module 10.Specifically, lead 61 will be set
The Wiring pattern put in circuit substrate 21 is electrically connected with being arranged on the Wiring pattern of substrate 11.Hereby it is possible to by circuit element group
The direct current of 22 (lamp circuits 20) generation is supplied to LED element 12.
Lead 60 and 61 is, for example, the stranded line of fine copper wire, surface by polyvinyl chloride or silicone rubber etc. insulating properties
Part is covered.Specifically, metal wire of electric conductivity etc. is exposed at the two ends of lead 60 and 61, and the part except two ends is insulated
Property part covering.Exposed portion (two end portions) of the lead 60 and 61 comprising metal and covering part are (except the portion at two ends
Point).
In addition, lead 60 is welded on the Wiring pattern of circuit substrate 21.Equally, lead 61 is welded on circuit substrate 21
And the Wiring pattern of substrate 11.Now, lead 60 and 61 can be connected with Wiring pattern by connector.Specifically,
The end of lead 60 and 61 sets connection terminal, the company with being located at circuit substrate 21 and substrate 11 instead of each metal electrode
Connecting terminal, lead 60 and 61 can be connected by connector.Specifically, connection terminal be the lamp holder with resin type, with
And for the connector for the conductive part (pin) for receiving direct current.
Circuit substrate 21, is configured in framework 30 in the way of a part exceeds framework 30.In other words, circuit substrate 21 has
There are first area 23 and second area 24, first area 23 is the region covered by framework 30 and power supply lamp holder 40, the secondth area
Domain 24 is the region only covered in framework 30 and power supply lamp holder 40 by power supply lamp holder 40.The area of first area 23 and second
Domain 24 be respectively equipped with circuit element group 22 in include multiple circuit elements at least one.
Circuit substrate 21 has mutually opposing the first interarea (front) and the second interarea (back side).Circuit element group 22
It is arranged on the first interarea of circuit substrate 21.As shown in Fig. 2 circuit substrate 21 with the first interarea of circuit substrate 21 away from framework
The 30 height mode equal with height of first interarea away from framework 30 of substrate 11, is arranged in power supply lamp holder 40.Change speech
It, circuit substrate 21 is set as, and the first interarea of circuit substrate 21 and the first interarea of substrate 11 are the same faces.
Circuit substrate 21, is fixed on framework 30 and power supply lamp holder 40.For example, as shown in Fig. 2 the of circuit substrate 21
Two interareas, are adhesively fixed in the inner surface of framework 30 by adhesive 71, are adhesively fixed by adhesive 72 in power supply lamp holder 40
Inner surface.
Now, adhesive 71 and adhesive 72, such as by the identical of adhesive 70 with fixed substrate 11 and framework 30
Material is constituted.Specifically, adhesive 71 and adhesive 72 are silicone resin or adhesive.In addition, the example shown in Fig. 2
In be intermittently to be coated with adhesive 70~72, it is however also possible to continuous coating adhesive 70~72.That is, adhesive 70~72
It can be the integral adhesive of coating.
In addition, circuit substrate 21 can be fixed on either one in framework 30 and power supply lamp holder 40.Or, circuit base
Plate 21 can also be fixed on LED module 10.
Circuit element group 22 includes the multiple circuit element 22a~22d for the lighting of LED element 12 for being used to make LED module 10.
Circuit element 22a~22d is electrically connected by the Wiring pattern formed in circuit substrate 21.Circuit element 22a~22d will be from external electrical
The alternating current of source input is converted to direct current, and the direct current after conversion is supplied into LED element 12.
Circuit element 22a~22d is such as convertor circuit element, detection resistance or fuse element.It is used as circuit elements
Part 22a~22d, according to the need for other, it would however also be possible to employ resistance, capacitor, coil, diode or triode etc..
As shown in Fig. 2 circuit element 22a~22c is provided in one of the first circuit element of first area 23.Circuit
Element 22d is one of the second circuit element for being located at second area 24.The height away from circuit substrate 21 of first circuit element,
The height away from circuit substrate 21 than second circuit element is low.
During circuit element 22a is the multiple circuit elements that include of circuit element group 22, the height away from circuit substrate 21 is minimum
Element.For example, circuit element 22a is the small-sized of resistance or diode etc. and highly low element during installed in substrate.Electricity
Circuit component 22a is configured in first area 23 in the position nearest from LED module 10 (LED element 12).
During circuit element 22b is the multiple circuit elements that include of circuit element group 22, the height away from circuit substrate 21 is than electricity
Circuit component 22a is high, the element lower than circuit element 22c.For example, circuit element 22b is the relatively small-sized of transistor etc. and peace
Element highly low during mounted in substrate.Circuit element 22b is configured in first area 23 in circuit element 22a and circuit element
Between 22c.
During circuit element 22c is the multiple circuit elements that include of circuit element group 22, the height away from circuit substrate 21 is than electricity
Circuit component 22b is high, the element lower than circuit element 22d.For example, circuit element 22c is rectification circuit or ceramic capacitor etc.
The higher element of height medium-sized and during installed in substrate.Circuit element 22c is configured compared with circuit in first area 23
Element 22a and 22b is closer to the position of second area 24.
During circuit element 22d is the multiple circuit elements that include of circuit element group 22, the height highest away from circuit substrate 21
Element.For example, circuit element 22d be choking-winding or electrolytic capacitor etc. it is large-scale and installed in substrate when it is highly high
Element.Circuit element 22d is configured in second area 24 in the position farthest from LED module 10 (LED element 12).
So, in multiple circuit elements that circuit element group 22 includes, relatively tall circuit element is configured second
Region 24, relatively sawed-off circuit element configuration is in first area 23.For example, the multiple circuits included in circuit element group 22
In element, the circuit element for the size being possible into framework 30 is configured in first area 23 as much as possible.
Hereby it is possible to reduce the quantity of the circuit element configured in second area 24, second area can be effectively utilized
24.For example, second area 24 can be made to diminish, power supply lamp holder 40 can be made to diminish.By making power supply lamp holder 40 diminish,
The free degree of design can be improved, it is possible to increase to the adaptability of ligthing paraphernalia.
Furthermore it is possible to configure larger circuit element in second area 24.For example, in the preferentially configuration of second area 24
The high circuit element of son, can be such that larger circuit element is received into power supply lamp holder 40.
In addition, in the example shown in fig. 2, multiple circuit element 22a~22c are configured in first area 23, in the secondth area
Domain 24 is configured with 1 circuit element 22d, but is not limited only to this.It can also distinguish in first area 23 and second area 24
Multiple circuit elements are configured, or, 1 circuit element can be configured in first area 23, multiple electricity are configured in second area 24
Circuit component.
In addition, as shown in Fig. 2 multiple electricity that have been arranged in order to be uprised from from first area 23 to the direction of second area 24
Circuit component, but it is not limited only to this.
For example, the sawed-off tertiary circuit element of the first circuit element than being configured in first area 23, can be with second
Circuit element is configured in second area 24 together.For example, it may be circuit element 22a and 22d configuration are in second area 24, circuit
Element 22b and 22c are configured in first area 23.Now, circuit element 22a is one of tertiary circuit element, circuit element 22b
It it is one of the first circuit element with 22c.
In addition, the 4th tall circuit element of second circuit element than being configured in second area 24, can be with first
Circuit element is configured in first area 23 together.For example, it may be circuit element 22b and 22d configuration are in second area 24, circuit
Element 22a and 22c are configured in first area 23.Now, circuit element 22b is one of second circuit element, circuit element 22c
It is one of the 4th circuit element.
In addition, configuration is not limited in the allocation positions of multiple circuit elements of first area 23, for example, can be by from the
The circuit element that is arranged in order from one region 23 to the direction step-down of second area 24.Equally, configuration is in the multiple of second area 24
The allocation position of circuit element is not limited, for example, can be from the suitable of the direction step-down from first area 23 to second area 24
Sequence configuration circuit element.
In addition, circuit substrate 21 can stretch out from power supply lamp holder 40.In other words, circuit substrate 21 can have framework
30 the 3rd region with only being covered in power supply lamp holder 40 by framework 30.Furthermore, it is possible in the 3rd region configuration circuit element.This
When, the circuit element configured in the 3rd region is preferably more short than the circuit element that first area and second area are configured.
Specifically, height most short circuit element 22a can be only fitted to the 3rd region.
[framework]
Framework 30 is the framework of the internal elongated shape for being configured with substrate 11.Specifically, framework 30 is covering LED module 10
A part the elongated shape with translucency translucent cover.
For example, as shown in figure 1, framework 30 is both ends have opening elongated shape cylindrical body.Specifically, framework 30
It is the outer tube of Straight, is made up of transparent resin material or glass.Framework 30 is that the section (XZ sections) in short direction is circle
Cylinder.In addition, the end of a side of the length direction of framework 30, is powered and is covered with lamp holder 40.In addition, the length direction of framework 30
The opposing party end, covered by non-powered use lamp holder 50.
For example, framework 30 is the glass valves (transparent valve) that relative visible ray is transparent quartz glass.In this situation
Under, the LED module 10 of configuration in the framework 30 can be from the outside visuognosis of framework 30.
Specifically, framework 30 be as principal component comprising silica be 70~72% soda-lime glass, thermal conductivity be about
1.0W/mK glass tube (glass valves).Or, framework 30 can also include propylene (PMMA) or makrolon (PC) etc.
Resin material plastic tube.
In addition, in order that the light diffusion from LED module 10, framework 30 can have light diffusion function.For example, can be
The inner surface of framework 30 or outer surface form light diffusing sheet or optical diffusion film.Specifically, by the way that silica or charcoal will be contained
The resin or Chinese white of the light diffusion materials (particulate) of sour calcium etc. are coated in inner surface or the outer surface of framework 30, can be formed
Milky optical diffusion film.
Furthermore, it is possible to by the lens arrangement thing of the internal or external setting in framework 30, or in the interior table of framework 30
Recess or convex portion that face or outer surface are formed, to realize light diffusion function.For example, passing through the inner surface in framework 30 or outer surface
Dot pattern is printed, or a part for framework 30 is processed, light diffusion function can be realized.Or, can be by adopting
Framework 30 itself is formed with resin material of photodiffusion material etc. is dispersed with, so as to realize light diffusion function.
So, by make framework 30 have light diffusion function so that from LED module 10 release light by framework 30 when
Wait, light diffusion.For example, as present embodiment, when the LED element 12 of SMD type is separatedly configured, it is possible to occur light
Granular sensation (brightness dispersion).For this, by making framework 30 that there is light diffusion function, the granular sensation with regard to that can suppress light.
[power supply lamp holder]
Power supply lamp holder 40 is the lamp holder for feeding electrical power to LED module 10.In other words, power supply lamp holder 40 connects
By the electric power for making multiple LED elements 12 light.Specifically, power supply lamp holder 40 receives alternating current from outside.
Power supply lamp holder 40, is arranged on the end of a side of the length direction (Y direction) of framework 30 or substrate 11.For
Electricity lamp holder 40 receives for making the electricity of the lighting of LED element 12 outside lamp.
Power supply lamp holder 40, in the way of the end for covering a side of length direction for framework 30, is configured to cap-like.Change
Yan Zhi, power supply lamp holder 40 is configured to cover the end of a side of the length direction of framework 30 in there is bottomless drum shape shape.For example, for
Electricity is fixed on the end of a side of framework 30 with lamp holder 40 by adhesive bonding.In the present embodiment, power supply lamp holder 40 is
There is opening in a side, the opposing party has the cylinder of bottom.
In addition, the adhesive used when power supply is with the bonding of lamp holder 40 and framework 30, e.g. silicone resin.For example, for
The adhesive used when electricity is with lamp holder 40 and the bonding of framework 30 with following adhesive is made up of identical material, i.e. substrate
11 or the adhesive 70 or 71 that uses when being connected with framework 30 of circuit substrate 21 or circuit substrate 21 be connected with cap body 41
When the adhesive 72 that uses.
As shown in figure 1, power supply lamp holder 40 possesses cap body 41 and power supply pin 42.
Cap body 41 is arranged on the end of a side of the length direction of framework 30.For example, cap body 41 is tubular
Cap body, constitutes the periphery of power supply lamp holder 40.Cap body 41 keeps power supply pin 42.
Specifically, cap body 41 is the cap body of the tubular with opening and bottom.Present embodiment is related to
Cap body 41 be to have bottom cylindrical shape, with circular open and discoidal bottom.
Cap body 41, is constituted such as by the resin material polybutylene terephthalate (PBT).Herein, power
For example shaped and be produced according to the insertion using power supply pin 42 and resin material with lamp holder 40.In addition, can be to being used as tree
The press-in power supply pin 42 of cap body 41 of fat formed body, to make power supply lamp holder 40.
Power supply pin 42 is one of bayonet peg, is arranged on cap body 41.Specifically, power supply pin 42 be from
The external equipments such as ligthing paraphernalia receive for making a pair of conductive pin of the luminous electric power of LED module 10.
For example, power supply pin 42 is made up of the metal material of brass etc..By the way that power supply pin 42 is arranged on into ligthing paraphernalia
Bearing, power supply pin 42 can receive alternating current from system power supply etc..
Specifically, power supply pin 42 is arranged to the bottom of insertion cap body 41.Power supply pin 42, from cap body
The outer surface of 41 bottom is protruded towards protruding outside, and from the inner surface of the bottom of cap body 41 towards opening.Power supply
From the part that the inner surface of the bottom of cap body 41 is prominent to opening in pin 42, pass through lead 60 and the gold of circuit substrate 21
Belong to electrode connection.
In addition, power supply lamp holder 40 of the present embodiment is according to " JIS C 7709-1 " Straight LED
GX16t-5 lamp holders (L-shaped pin cap), so power supply pin 42 is L-shaped.
[non-powered use lamp holder]
Non-powered is the lamp of the non-powered side with the function that Straight LED 1 is installed to ligthing paraphernalia with lamp holder 50
Head.Non-powered use lamp holder 50, as shown in figure 1, being arranged on the opposing party of the length direction (Y direction) of framework 30 or substrate 11
End.In other words, non-powered use lamp holder 50, is arranged on the end of the length direction for the framework 30 for setting power supply lamp holder 40
The end of the opposite side of (end of a side).In addition, non-powered can make the rule of LED module 10 with lamp holder 50 via ligthing paraphernalia
Determine local ground.
Non-powered use lamp holder 50, in the way of the end for covering the opposing party of length direction of framework 30, is configured to lid
Shape.In other words, it is non-powered to be configured to bottomless drum shape shape with lamp holder 50, it is configured to cover the opposing party of the length direction of framework 30
End.For example, the end of non-powered the opposing party for being fixed on framework 30 by adhesive bonding with lamp holder 50.In present embodiment
In, non-powered is to have opening in a side with lamp holder 50, and the opposing party has the cylinder of bottom.
In addition, it is non-powered bonded with lamp holder 50 and framework 30 when the adhesive that uses, e.g. silicone resin.For example,
It is non-powered bonded with lamp holder 50 and framework 30 when the adhesive that uses, be connected with substrate 11 with framework 30 or cap body 51
When the adhesive that uses, be made up of identical material.
As shown in figure 1, non-powered possess cap body 51 and non-powered pin 52 with lamp holder 50.
Cap body 51, is arranged on the end of the opposing party of the length direction of framework 30.For example, cap body 51 is tubular
Cap body, constitute the periphery of non-powered use lamp holder 50.Cap body 51 keeps non-powered pin 52.
Specifically, cap body 51 is the cap body of the tubular with opening and bottom.Present embodiment is related to
Cap body 51 be to have bottom cylindrical shape, with circular open and discoidal bottom.
Cap body 51, is constituted such as by the resin material polybutylene terephthalate (PBT).Herein, it is non-to supply
Electricity lamp holder 50 for example shapes and is produced according to the insertion using non-powered pin 52 and resin material.In addition, by making
To be pressed into non-powered pin 52 in the cap body 51 of resin molded body, so as to make power supply lamp holder 50.
Non-powered pin 52 is one of bayonet peg, is the installation for Straight LED 1 to be installed to ligthing paraphernalia
Pin.For example, non-powered pin 52 is the T-shaped conductive base pin in the section being made up of the metal material of brass etc..
Non-powered pin 52 is set as from the bottom of cap body 51 towards protruding outside.Non-powered pin 52 does not expose
In the inner surface side of cap body 51, and it is built-in cap body 51.In addition, non-powered pin 52 can be formed insertion
The bottom of cap body 51.Specifically, non-powered pin 52, can be from the outer surface of the bottom of cap body 51 towards outside
It is prominent, and the inner surface from the bottom of cap body 51 is prominent to opening.
[effect etc.]
As described above, Straight LED 1 of the present embodiment possesses：The framework 30 of elongated shape, covering framework 30
LED element 12 in framework 30 of the power supply lamp holder 40 of the end of length direction, configuration and it is provided with for LED element
12 provide the circuit substrate 21 of the circuit element group 22 of electric power, and circuit element group 22 includes circuit element 22a and circuit elements
Part 22d, circuit substrate 21 have the first area 23 that is covered by framework 30 and power supply lamp holder 40 and only by framework 30 with
And the second area 24 that lamp holder 40 is covered is used in power supply with the power supply in lamp holder 40, circuit element 22a is arranged on first area 23,
Circuit element 22d is arranged on second area 24, and the circuit element 22a height away from circuit substrate 21 is than circuit element 22d's
It is highly low.
Accordingly, circuit element group 22 is arranged in power supply lamp holder 40, the situation of the rear side with being located at LED module 10
Compare, it can be ensured that the distance of LED element 12 and framework 30.Therefore, it is possible to suppress the diffusion effect of the light from LED element 12
Reduction.
In addition, first area 23 is the region in framework 30, but, it is powered and is covered with lamp holder 40.Therefore, even in
One region 23 sets LED element 12, and the light from the LED element 12 for being arranged on first area 23 hardly emits to outside.Cause
This, LED element 12 is set even in first area 23, small to the contributing effect of the luminous flux of Straight LED 1 etc..Therefore,
LED element 12 is not provided with first area 23, but circuit element 22a is set, so as to effectively utilize power supply lamp holder
Space in 40.
In addition, by setting circuit element 22a in first area 23, so as to reduce the electricity set in second area 24
The quantity of circuit component.Thus, it is possible to make second area 24 diminish, power supply lamp holder 40 can be made to diminish.So, by making confession
Electricity lamp holder 40 diminishes, it is possible to increase the free degree of design, it is possible to increase to the adaptability of ligthing paraphernalia.
Now, the low circuit element 22a of the height away from circuit substrate 21 is arranged on first area 23, highly high circuit
Element 22d is arranged on second area 24.That is, it can for example be set small-sized in the framework 30 smaller than the diameter of power supply lamp holder 40
Circuit element 22a, than the power supply of the diameter of framework 30 greatly with lamp holder 40, large-scale circuit element 22d is set, so can have
Effect ground utilizes the space of power supply lamp holder 40.
In addition, in Straight LED 1 of the present embodiment, power supply lamp holder 40 receives alternating current, circuit from outside
Alternating current is converted to direct current by element group 22, and the direct current of conversion is supplied into LED element 12.
Accordingly, for alternating current to be converted to the circuit element of direct current, majority is large-scale such as choking-winding
Circuit element.Therefore, the configuration of small-sized circuit element is configured in second area in first area 23, and large-scale circuit element
24, so the space in power supply lamp holder 40 can more effectively be utilized.
(variation 1 of embodiment 1)
Illustrated in embodiment 1 by circuit element group 22 be arranged on it is different from the substrate 11 for being provided with LED element 12
Substrate circuit substrate 21 example, but be not limited only to this., can be in LED members as shown in the variation 1 of embodiment 1
Circuit element group 22 is set on the substrate that part 12 is set.
Illustrate the Straight LED 1a that the variation 1 of embodiment 1 is related to below with Fig. 3.Fig. 3 is to represent this hair
The sectional view of a part for the Straight LED that the variation 1 of bright embodiment 1 is related to.In addition, identical with Fig. 2, Fig. 3 is
Through the section of the tube axial direction of Straight LED, the section (YZ section) vertical with LED module is shown.In addition, below with
Embodiment 1 is illustrated centered on different parts, is omitted the description sometimes for identical part.
As shown in figure 3, circuit element group 22 is arranged on the substrate 11a for being provided with LED element 12.
Substrate 11a is disposed on the substrate of the elongated shape in framework 30.Substrate 11a is for example rectangular substrate.Substrate
11a is parallel with the length direction (tube axial direction) of the framework 30 of Straight with its length direction (Fig. 1 Y direction), and its short side
To (Fig. 1 X-direction) mode parallel with the short direction of framework 30, configure in framework 30.
Now, the end of at least one party of substrate 11a length direction, stretches out from framework 30.Specifically, substrate 11a
The end of the side of power supply lamp holder 40 in the end of length direction is stretched out from framework 30, is covered by power supply lamp holder 40.For example, substrate
11a is longer than framework 30 on length direction.
Substrate 11a has mutually opposing the first interarea (front) and the second interarea (back side).As shown in figure 1, substrate
11a the first interarea is provided with multiple LED elements 12 for being arranged on length direction and for multiple LED elements 12
The metal wiring (not shown) of supply electric power.
In addition, substrate 11a is for example fixed on the inner surface of framework 30 on multiple positions by adhesive 70.In addition, base
Plate 11a with the identical material of substrate 11 for example by constituting.
As shown in figure 3, substrate 11a has first area 23 and second area 24.It is identical with embodiment 1, circuit elements
Part group 22 is arranged on first area 23 and second area 24.In addition, LED element 12 and circuit element group 22 be arranged on
Substrate 11a identical interareas.Specifically, circuit element group 22 is arranged on the first interarea.
By being arranged on substrate 11a metal wiring, circuit element group 22 and LED element 12 are electrically connected.In other words, circuit elements
Part group 22 is arranged on and the identical substrate (that is, substrate 11a) of LED element 12, it is not necessary to by lead and connector etc. even
Connect substrate.Therefore, it is possible to reduce number of elements, so constituting becomes simple, cost degradation and assembling operation effect can be realized
Rate is improved.
As described above, in the Straight LED 1a that modified embodiment of the present embodiment 1 is related to, LED element 12 is arranged on base
Plate 11a.
Accordingly, compared with LED element 12 and circuit element group 22 are arranged on the situation of different substrates, can cut down is used for
The element of the lead and connector of the different substrate of connection etc.., can therefore, it is possible to simplify Straight LED 1a composition
Realize that cost degradation and assembling operation efficiency are improved.
(variation 2 of embodiment 1)
The example parallel with the length direction of framework 30 of circuit substrate 21 is shown in embodiment 1, but, is not limited only to
This.As shown in the variation 2 of embodiment 1, circuit substrate can obliquely be configured relative to the length direction of framework 30.
Illustrate the Straight LED 1b that the variation 2 of embodiment 1 is related to below with Fig. 4, Fig. 5 A and Fig. 5 B.Fig. 4
It is the sectional view for the part for representing the Straight LED that the variation 2 of embodiments of the present invention 1 is related to.Fig. 5 A and Fig. 5 B
It is the sectional view for illustrating the effect for the inclined circuit substrate that the variation 2 of embodiments of the present invention 1 is related to.
In addition, identical with Fig. 2, Fig. 4, Fig. 5 A and Fig. 5 B are the sections of the tube axial direction through Straight LED, show with
The vertical section of LED module (YZ sections).In addition, illustrated below centered on the part different from embodiment 1, for
Identical part is omitted the description sometimes.
As shown in figure 4, circuit substrate 21a is obliquely configured relative to the length direction of framework 30.Specifically, circuit substrate
21a, in the way of power supply is broadened with the space of the setting circuit element 22d in lamp holder 40, the length direction relative to framework 30 inclines
Tiltedly configure.
In other words, circuit substrate 21a is with by the inner surface shape of the first interarea of second area 24 and power supply lamp holder 40
Into the mode that broadens of space tilt.That is, circuit substrate 21a, with the first interarea of second area 24 away from power supply lamp
The mode of first 40 opposed inner surface is tilted.That is, circuit substrate 21a, with the second interarea of second area 24 and power supply lamp
The close mode of first 40 inner surface is tilted.
Circuit substrate 21a do not have it is inclined in the case of, as shown in Figure 5 B, power supply lamp holder 40 is maximum according to being used as
The circuit element 22d of circuit element size is, it is necessary to length r2 diameter.In the case of circuit substrate 21a is inclined, such as Fig. 5 A
It is shown, power supply with lamp holder 40 according to the circuit element 22d as maximum circuit element size, it is necessary to length r1 diameter just
Enough.Now, r1<r2.
By tilting circuit substrate 21a, with circuit substrate 21a the first interarea and power supply with the inner surface of lamp holder 40 it
Between distance become big, configuration circuit element 22d space broadens.Therefore, circuit element 22d and power supply lamp holder 40 interior table are made
Space between face diminishes, as shown in Figure 5A, and the diameter of power supply lamp holder 40 can be made to diminish.
So, by making circuit substrate 21 obliquely configure, so that the first interarea of second area 24 and power supply lamp holder
The space that 40 inner surface is constituted, the space that specifically circuit element 22d is configured broadens.Accordingly, it is capable to in electricity lamp
The bigger circuit element 22d of configuration in first 40.In other words, in the way of being adapted to circuit element 22d size, power supply can be made
Diminished with lamp holder 40.
In addition, bigger circuit element can be stored in power supply lamp holder 40 conversely speaking,.That is, by by circuit base
Plate is obliquely configured, so that the space that circuit element is configured becomes big, so bigger circuit element can be stored in the space.
In addition, in this variation, circuit element 22a~22d, with from first area 23 to the direction of second area 24,
Mode that height away from circuit substrate 21a is uprised is set.By arranging circuit element by high order, so as to make circuit base
When plate 21a is tilted, circuit element is set not abutted as far as possible with the inner surface of lamp holder 40 with the inner surface of framework 30 or power supply.Change
Yan Zhi, can make framework 30 and the diameter of power supply lamp holder 40 diminish.
As described above, in the Straight LED 1b that modified embodiment of the present embodiment 2 is related to, circuit substrate 21a, for
The mode that electricity is broadened with the space of the setting circuit element 22d in lamp holder 40, is obliquely configured relative to length direction.
Accordingly, the space formed by the first interarea of second area 24 with power supply with the inner surface of lamp holder 40 broadens, so
Bigger circuit element 22d can be configured in power supply lamp holder 40.In other words, with suitable circuit element 22d size
Mode, can make power supply lamp holder 40 diminish.
In addition, in the Straight LED 1b that modified embodiment of the present embodiment 2 is related to, circuit element group 22, with from first
Region 23 is to the direction of second area 24, and the mode that the height away from circuit substrate 21a is uprised in order is set.
So, by arranging multiple circuit elements that circuit element group 22 includes by high order, so as to make circuit base
When plate 21a is tilted, circuit element is set not abutted as far as possible with the inner surface of lamp holder 40 with the inner surface of framework 30 or power supply.Change
Yan Zhi, can make the diameter of framework 30 and power supply lamp holder 40 becomes smaller.
In addition, at least one party of the first circuit element and second circuit element, can be with across first area and second
The mode in region is set.For example, the second circuit element set in second area, one part can be arranged on the firstth area
Domain.In addition, the first circuit element set in first area, one part can be arranged on second area.
Fig. 6 is other examples for the part for representing the Straight LED that the variation 2 of embodiments of the present invention 1 is related to
Sectional view.As shown in fig. 6, a circuit element 22d part can be only fitted to first area 23.Specifically, circuit element
22d is, for example in the length direction of substrate 11, to be located nearest to the circuit element of the side of power supply lamp holder 40.Hereby it is possible to shorten confession
The length of the electricity length direction of lamp holder 40.
(embodiment 2)
The lighting device that embodiments of the present invention 2 are related to is the lighting device for possessing above-mentioned illumination light source.For example,
The lighting device that embodiment 2 is related to possesses：The Straight LED 1 that embodiment 1 is related to.
Fig. 7 is the general survey oblique view of one for representing the lighting device 2 that embodiments of the present invention 2 are related to.Such as Fig. 7 institutes
Show, the lighting device 2 that embodiment 2 is related to is basic lamp, it possesses Straight LED 1, ligthing paraphernalia 200.
Straight LED 1 is the Straight LED 1 that embodiment 1 is related to, and is come as the illumination light source of lighting device 2
Use.In addition, lighting device 2 of the present embodiment possesses two Straight LEDs 1 as one.
Ligthing paraphernalia 200 is electrically connected with Straight LED 1, and possesses a pair of bearings for keeping Straight LED 1
210 and install bearing 210 appliance body 220.
Appliance body 220 shapes such as by carrying out punch process to aluminium steel plate.In addition, its surface has reflecting surface
Function, the light that is sent from Straight LED 1 is reflected to prescribed direction (for example, lower section).
Ligthing paraphernalia 200, is installed such as in ceiling via fixed appliance.In addition, in ligthing paraphernalia 200 can within
Put circuit of lighting for controlling Straight LED 1 etc..Furthermore, it is possible to set cap assembly to be used for covering Straight LED 1.
As described above, lighting device 2 of the present embodiment, identical with other embodiments, circuit element is high
Inside is accommodated in effect, is reduced with the diffusion effect for suppressing light.
(other)
More than, illumination light source and lighting device of the present invention are illustrated, no according to the embodiment
Cross, the present invention is not limited by the embodiment.
For example, in the embodiment shown, illustrating LED module is employed by the SMD type of the LED element of bagization
The situation of LED module, but it is not limited only to this.LED module can also be that multiple LED chips are directly installed on substrate, by containing
Phosphor body resin encapsulates COB (the Chip On Board of the composition of multiple LED chips in the lump：Chip on board) type LED moulds
Block.
In addition, the substrate (LED module) configured in framework can arrange more than two with mode in series or in parallel.
In the case of this, the metal wiring of each substrate setting can be connected to via connection terminal.
In addition, framework is for example made up of the translucent cover and bottom plate of the elongated shape of covering LED module.In the case of this,
LED module is for example positioned in bottom plate.In other words, framework can not be integral framework, can be by translucent cover and bottom plate structure
Into framework etc. can be divided into multiple frameworks.
In addition, in said embodiment, being illustrated, but, not limiting to the example that framework and lamp holder are cylinders
In this.Can be bottom and opening is rectangular square tube for example, framework and lamp holder.
In addition, in said embodiment, it is overall diameter and interior diameter slightly homogeneous cylinder to show cap body
Example, but, not limited to this.For example, the overall diameter of cap body and at least one party of interior diameter can be inhomogenous.
In addition, cap body can be without bottom.In other words, cap body can be the cylinder at two ends with opening.
In addition, for example, the power supply mode used in the above-described embodiments be although only from power supply lamp holder it is unilateral to
The unilateral power supply mode that all LED in framework power, but all can also be power supply pin using the both sides of the lamp holder of bilateral
G13 lamp holders and L-shaped lamp holder etc. bilateral power supply mode.In that case, can use the power supply pin of a side side with
And the power supply pin of the opposing party side is all the composition of 1 pin.Or, power supply pin that can be using a side side and the opposing party
The power supply pin of side all as a pair of power supply pins, receives the composition of electric power from bilateral.In addition, a pair of power supply pins or non-confession
Electrical prongs, are not only limited to bar-shaped metal, can be made up of flat metal etc..
In addition, the form of the power supply mode, in Straight LED of the present invention, for example, can be enumerated following
Change case.That is, by a side side is L-shaped lamp holder and to be the lamp holder with non-powered pin supply the one side that constitutes for the opposing party side
Electrically, unilateral power supply mode that bilateral is made up of L-shaped lamp holder bilateral power supply mode, bilateral are made up of L-shaped lamp holder, by G13
Bilateral power supply mode and the unilateral power supply mode that is made up of G13 lamp holders that lamp holder is constituted etc..
In addition, the Straight LED that the embodiment is related to, although be the mode for receiving alternating current from external power source,
It is however also possible to be the mode for receiving direct current from external power source.
In addition, in the embodiment shown, although the composition that LED module is used is by blue LED die and yellow
Fluorophor releases white light, but is not limited.For example, it is also possible to using containing red-emitting phosphors and green-emitting phosphor
Containing phosphor resin, by being combined to release white light with blue LED die.Furthermore, it is possible to using sending beyond blueness
Light LED chip, for example with the ultraviolet LED core for the short ultraviolet light of wavelength for releasing the blue light released than blue LED die
Piece, by blue emitting phophor particle, green-emitting phosphor that blue light, red light and green light are mainly released by uv light induction
Particle and red-emitting phosphors particle release white light.
Also, in the above-described embodiment, as the exemplified LED of light-emitting component, but can also be using partly leading
The semiconductor light-emitting elements such as volumetric laser or organic EL (Electro Luminescence：Electroluminescent) or the hair such as inorganic EL
Optical element.
In addition, for each embodiment implement those skilled in the art it is conceivable that various modifications obtained from it is real
Mode is applied, and the inscape in each embodiment and function are carried out without departing from the spirit and scope of the invention
The embodiment for being combined and realizing is all contained in the present invention.
Claims (6)
1. a kind of illumination light source, possesses：
Framework, is the cylinder of elongated shape, has opening at both ends；
The lamp holder of bottomed cylindrical with opening and bottom, covers the end of the length direction of the framework, and pass through bonding
The end is fixed in agent；
Light-emitting component, is configured in the framework；And
Substrate, is provided with multiple circuit elements comprising the first circuit element and second circuit element, the plurality of circuit element
For providing electric power to the light-emitting component, the substrate is fixed on the framework by adhesive,
The substrate has：
First area, is the region in the framework, and the lamp holder covers the first area；And
Second area, only covers the second area by the lamp holder in the framework and the lamp holder,
First circuit element is arranged on the first area,
The second circuit element is arranged on the second area,
The height of first circuit element away from the substrate is lower than the height of the second circuit element.
2. illumination light source as claimed in claim 1,
The substrate is tilted relative to the length direction, so that the space of the setting second circuit element in the lamp holder becomes
It is wide.
3. illumination light source as claimed in claim 1 or 2,
The multiple circuit element is arranged to, along from the first area to the direction of the second area, away from the base
The height of plate is uprised in order.
4. illumination light source as claimed in claim 1,
The light-emitting component is arranged on the substrate.
5. illumination light source as claimed in claim 1,
The lamp holder receives alternating current from outside,
The alternating current is converted to direct current by the multiple circuit element, and the direct current after conversion is supplied into described light
Element.
6. a kind of lighting device,
Possesses the illumination light source described in any one of claim 1 to 5.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-041756 | 2014-03-04 | ||
| JP2014041756A JP6283910B2 (en) | 2014-03-04 | 2014-03-04 | Illumination light source and illumination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104896324A CN104896324A (en) | 2015-09-09 |
| CN104896324B true CN104896324B (en) | 2017-09-12 |
Family
ID=54029163
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510070761.9A Expired - Fee Related CN104896324B (en) | 2014-03-04 | 2015-02-11 | Illumination light source and lighting device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6283910B2 (en) |
| CN (1) | CN104896324B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6631912B2 (en) * | 2015-12-18 | 2020-01-15 | パナソニックＩｐマネジメント株式会社 | lighting equipment |
| JP6875185B2 (en) * | 2017-04-24 | 2021-05-19 | 株式会社ホタルクス | LED light source unit |
| JP6742469B1 (en) * | 2019-04-16 | 2020-08-19 | 三菱電機株式会社 | Fuel supply device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201420967Y (en) * | 2009-04-08 | 2010-03-10 | 东莞市实达精密机器有限公司 | LED lamp tube with improved structure |
| CN203231135U (en) * | 2013-04-22 | 2013-10-09 | 深圳市裕富照明有限公司 | Led lamp tube |
| CN103511892A (en) * | 2013-09-26 | 2014-01-15 | 梁红燕 | LED energy-saving lamp tube with glass lamp tube |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5031078B2 (en) * | 2010-09-16 | 2012-09-19 | 株式会社光波 | vending machine |
| JP5028544B2 (en) * | 2011-01-14 | 2012-09-19 | パナソニック株式会社 | Light source device |
| JP5849238B2 (en) * | 2011-04-13 | 2016-01-27 | パナソニックＩｐマネジメント株式会社 | Lamp and lighting device |
| JP3168948U (en) * | 2011-04-22 | 2011-07-07 | 群光電能科技股▲ふん▼有限公司 | Fluorescent lamp type LED lighting tube |
| TWM427748U (en) * | 2011-11-22 | 2012-04-21 | Verticil Electronics Corp | Driving circuit structure for LED fluorescent tube |
| JP5717616B2 (en) * | 2011-12-13 | 2015-05-13 | 三菱電機照明株式会社 | Lighting lamp |
| JP5574465B2 (en) * | 2012-02-02 | 2014-08-20 | パナソニック株式会社 | lamp |
-
2014
- 2014-03-04 JP JP2014041756A patent/JP6283910B2/en not_active Expired - Fee Related
-
2015
- 2015-02-11 CN CN201510070761.9A patent/CN104896324B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201420967Y (en) * | 2009-04-08 | 2010-03-10 | 东莞市实达精密机器有限公司 | LED lamp tube with improved structure |
| CN203231135U (en) * | 2013-04-22 | 2013-10-09 | 深圳市裕富照明有限公司 | Led lamp tube |
| CN103511892A (en) * | 2013-09-26 | 2014-01-15 | 梁红燕 | LED energy-saving lamp tube with glass lamp tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104896324A (en) | 2015-09-09 |
| JP2015167115A (en) | 2015-09-24 |
| JP6283910B2 (en) | 2018-02-28 |
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