CN204100187U

CN204100187U - Lamp and lighting device

Info

Publication number: CN204100187U
Application number: CN201290001182.9U
Authority: CN
Inventors: 竹内延吉; 松田次弘; 三贵政弘; 永井秀男; 植本隆在; 首藤美都子
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Holdings Corp
Priority date: 2012-03-12
Filing date: 2012-12-21
Publication date: 2015-01-14
Anticipated expiration: 2022-12-21
Also published as: JPWO2013136401A1; JP5420119B1; WO2013136401A1

Abstract

A kind of lamp, it is the lamp (110) of the Straight being maintained at ligthing paraphernalia (120) lamp, ligthing paraphernalia (120) possesses first lamp socket (122) of powering to lamp, this lamp (110) possesses: the cap assembly (111) of elongate, be configured in the substrate (112b) in cap assembly (111), be arranged on the LED (112a) of substrate (112b), the powered lamp holder (113) of the electric power being used for making LED (112a) luminous is accepted from the first lamp socket (122), and to the radiator (115) that the heat that LED (112a) produces is dispelled the heat, radiator (115) at least partially be configured in cap assembly (111) heat extraction parts (124) outward can the mode of heat by conduction be combined.

Description

Lamp and lighting device

Technical field

The utility model relates to the lamp and lighting device that have employed the light-emitting components such as light emitting diode (LED:Light Emitting Diode), particularly relates to the LED of Straight.

Background technology

LED, owing to having efficient and the life-span is long, therefore waits in expectation as the new light source of the various lamp such as in the past known fluorescent lamp or incandescent lamp, have employed the lamp (LED) of LED also in constantly studied exploitation.

As LED, there is the LED (bulb-shaped LED) etc. of the LED (Straight LED) of the Straight of alternative straight-pipe fluorescent lamp or the bulb-shaped of replacement bulb shape fluorescent lamp or incandescent lamp.As this LED, such as, Straight LED in the past disclosed in patent document 1.

(prior art document)

(patent document)

Patent document 1: Japanese Unexamined Patent Publication 2009-043447 publication

But in LED in the past, along with the luminescence of LED, LED self meeting heat-dissipating, such produced problem is, the temperature of LED rises, light output declines and the lost of life.

the content of utility model

The utility model in order to solve the above problems, object be to provide a kind of the temperature of the light-emitting components such as LED can be suppressed to rise lamp and lighting device.

In order to solve the above problems, an embodiment of the lamp involved by the utility model is, a kind of lamp being maintained at the Straight of ligthing paraphernalia, and this ligthing paraphernalia possesses and carries out the power supply part of powering to this lamp, and this light fixture is standby: the framework of elongate; Be configured in the substrate in described framework; Be arranged on the light-emitting component of described substrate; The electric component of the electric power for making described light-emitting component luminescence is accepted from described power supply part; And to the thermal component that the heat that described light-emitting component produces is dispelled the heat, described thermal component at least partially with the heat extraction parts be configured in outside described framework, can the mode of heat by conduction combine.

Form according to this, the heat that light-emitting component can be produced is transmitted to heat extraction parts via thermal component, and carries out heat extraction.Like this, owing to dispelling the heat to the heat that light-emitting component produces efficiently, therefore, it is possible to suppress the temperature of light-emitting component to rise.

And in an embodiment of the lamp involved by the utility model, preferably described heat extraction parts are arranged on described ligthing paraphernalia.

Form according to this, the heat that light-emitting component can be produced, discharges from ligthing paraphernalia.

And, in an embodiment of the lamp involved by the utility model, preferably described thermal component and described substrate contacts.

Form according to this, the heat that can be produced by light-emitting component by substrate is transmitted to thermal component efficiently.

And, also can be, in an embodiment of the lamp involved by the utility model, this lamp also possesses the heat-conduction component be arranged on outside described framework, described thermal component has the first radiating part and the second radiating part, described first radiating part along described framework length direction and be extended setting, described second radiating part is extended setting along the direction substantially vertical with described length direction, described heat-conduction component both contacted with described second radiating part, again with described heat extraction parts can the mode of heat by conduction be combined.

Form according to this, the heat that light-emitting component produces can be transmitted to heat extraction parts via the first radiating part, the second radiating part and heat-conduction component.

And in an embodiment of the lamp involved by the utility model, preferably described second radiating part is arranged on the central portion on the length direction of described framework.

Form according to this, owing to can dispel the heat, therefore, it is possible to dispel the heat to the heat that light-emitting component produces efficiently further to the heat of the temperature central portion higher than other part.

And, also can be, in an embodiment of the lamp involved by the utility model, described framework is made up of multiple frame part, described lamp also has connecting member connected to each other for described multiple frame part, described connecting member has the penetrating part making described thermal component break-through, described thermal component between described multiple connecting member adjacent one another are and the break-through of described penetrating part, thus can the mode of heat by conduction be combined with described heat extraction parts.

Form according to this, easily can realize the framework of the elongate that have employed glass tube.

And, also can be, in an embodiment of the lamp involved by the utility model, this lamp also possesses installing component and heat-conduction component, described installing component is used for this lamp to be installed to described ligthing paraphernalia, described heat-conduction component be arranged on outside described framework at least partially, other a part at least contacts with described thermal component, described installing component has the penetrating part making described heat-conduction component break-through, described heat-conduction component is by being connected with described heat extraction parts, thus described thermal component at least partially can the mode of heat by conduction be combined with described heat extraction parts.

Further, also can be, in an embodiment of the lamp involved by the utility model, described heat-conduction component, by this lamp being installed to described ligthing paraphernalia and making this lamp rotate, thus with described heat extraction component contact.

And, also can be, in an embodiment of the lamp involved by the utility model, described power supply part can move up and down, described thermal component at least partially described, by this lamp being installed to described ligthing paraphernalia and making described power supply part increase, thus with described heat extraction component contact.

Further, also can be that, in an embodiment of the lamp involved by the utility model, this light fixture is ready for use on the installing component this lamp being installed to described ligthing paraphernalia, and described thermal component is arranged on the outer surface of described installing component.

Further, also can be that, in an embodiment of the lamp involved by the utility model, described thermal component is made up of metal.

Further, also can be that, in an embodiment of the lamp involved by the utility model, described thermal component is made up of heat pipe.

Further, an embodiment of the lighting device involved by the utility model is possess above-mentioned lamp and described ligthing paraphernalia.

Like this, the utility model can realize as the lighting device possessing above-mentioned lamp.

By the utility model, owing to can dispel the heat to the heat that light-emitting component produces, therefore, it is possible to suppress the temperature of light-emitting component to rise.

Accompanying drawing explanation

Fig. 1 (a) is the side view of the lighting device involved by embodiment 1 of the present utility model, and Fig. 1 (b) is the sectional view of the lighting device involved by this embodiment at the A-B line place of Fig. 1 (a).

Fig. 2 is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 1 of the present utility model and ligthing paraphernalia.

Fig. 3 (a) is the side view of the lighting device involved by embodiment 2 of the present utility model, Fig. 3 (b) is the sectional view of the lighting device involved by this embodiment at the A-B line place of Fig. 3 (a), and Fig. 3 (c) is the amplification oblique drawing of the major part of lighting device involved by this embodiment.

Fig. 4 is the side view of the lighting device involved by embodiment 3 of the present utility model.

Fig. 5 is the side view of the lighting device involved by embodiment 4 of the present utility model.

Fig. 6 (a) is the side view of the lighting device involved by embodiment 5 of the present utility model, and Fig. 6 (b) is the top view of the lamp in the lighting device involved by this embodiment.

Fig. 7 is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 5 of the present utility model and ligthing paraphernalia.

Fig. 8 (a) is in the lighting device involved by embodiment 6 of the present utility model, the side view in the direction vertical with tube axial direction, and Fig. 8 (b) is the side view of the tube axial direction of lighting device involved by this embodiment.

(a) and (b) of Fig. 9 is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 6 of the present utility model and ligthing paraphernalia.

Figure 10 is the side view of the lighting device involved by embodiment 7 of the present utility model.

(a) and (b) of Figure 11 is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 7 of the present utility model and ligthing paraphernalia.

Figure 12 is the side view of the lighting device involved by embodiment 8 of the present utility model.

Figure 13 is the sectional view of the lighting device involved by embodiment 9 of the present utility model.

Figure 14 A is the sectional view of the lighting device involved by variation 1 of embodiment 9 of the present utility model.

Figure 14 B is the sectional view of the lighting device involved by variation 2 of embodiment 9 of the present utility model.

(a) to (c) of Figure 15 shows the formation of LED module in the lighting device involved by variation of the present utility model and thermal component.

Detailed description of the invention

Below, with reference to accompanying drawing, the lamp involved by embodiment of the present utility model and lighting device are described.Further, the embodiment that below will illustrate is a preferred object lesson of the present utility model.Therefore, the allocation position of the numerical value shown in following embodiment, material, inscape, inscape and connected mode etc. are an example, are not to limit purport of the present utility model.Therefore, for the inscape that the independent claims of upper concept of the present utility model are not recorded that illustrates in the inscape in following embodiment, illustrate as arbitrary inscape.Further, each figure is ideograph, not rigorous diagram.

(embodiment 1)

First, utilize Fig. 1 (a) and Fig. 1 (b), the lamp 110 involved by embodiment 1 of the present utility model and the lighting device 100 that possesses this lamp 110 are described.Fig. 1 (a) is the side view of the lighting device involved by embodiment 1 of the present utility model, and Fig. 1 (b) is the sectional view of the lighting device involved by this embodiment at the A-B line place of Fig. 1 (a).

As shown in Fig. 1 (a), the lighting device 100 involved by embodiment 1 of the present utility model possesses lamp 110 and ligthing paraphernalia 120.

Lamp 110 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is kept by ligthing paraphernalia 120.Lamp 110 possesses: the radiator 115 that the cap assembly 111 of elongate, the LED module 112 with LED112a, the powered lamp holder 113 being arranged on the end of a side of cap assembly 111, the earthy lamp holder 114 being arranged on the end of the opposing party of cap assembly 111, the heat produced LED112a dispel the heat.And the lamp 110 in present embodiment possesses with can the mode of heat by conduction and the first heat-conduction component 116 be combined with radiator 115.

And, ligthing paraphernalia 120 possesses: appliance body 121, the first lamp socket 122 being arranged on appliance body 121 and the second lamp socket 123, be arranged on appliance body 121 heat extraction parts 124 and by elastomeric element 125, with heat extraction parts 124 with can the mode of heat by conduction and the second heat-conduction component 126 combined.

Further, although do not illustrate, lamp 110 or ligthing paraphernalia 120 are provided with lamp circuit, for making LED112a lighting.Lamp circuit is such as that the alternating current from source power supply is converted to galvanic circuit, can be made up of diode bridge circuit etc.In the present embodiment, lamp circuit is arranged on the inside of powered lamp holder 113.

Below each inscape of the lamp 110 in the lighting device 100 involved by present embodiment is described in detail.

First, cap assembly 111 is described.Cap assembly 111 is the frameworks (peripheral components) with light transmission covering LED module 112 and radiator 115.Cap assembly 111 in present embodiment is outer tubes that both ends have the straight tube-like of opening, is the resin-made framework be made up of transparent resin.Further, also by imposing DIFFUSION TREATMENT to the outer surface of cap assembly 111 or inner surface, the light of LED module 112 can be spread.

Further, in the present embodiment, be provided with the reach through hole 111a of a part of break-through making radiator 115 at cap assembly 111, radiator 115 is exported to the outside of cap assembly 111 from reach through hole 111a.

Then, LED module 112 is described.LED module 112 is incorporated in cap assembly 111, possess as light-emitting component LED112a and be provided with the substrate 112b of LED112a.

LED112a in present embodiment is the LED112a of surface mount (SMD:Surface Mount Device) type, in the present embodiment, multiple LED112a along the length direction of substrate 112b, with linearity assortment at substrate 112b.

LED112a such as possesses: the seal member having the resinous container (packaging body) of cavity, be housed in the LED chip in the cavity of container and seal LED chip.

The blue-light-emitting LED chip sending blue light is such as adopted as LED chip.And, as seal member can adopt containing fluorophor containing fluorophor resin, such as, when LED chip is blue-light-emitting LED, in order to obtain white light, and adopt by YAG (yttrium, aluminium, garnet) be yellow fluorophor particle dispersion to silicones contain fluorophor resin.Accordingly, yellow fluorophor particle is encouraged by the blue light of blue-light-emitting LED chip and releases sodium yellow, thus, the white light formed by the blue light of the sodium yellow be energized and blue-light-emitting LED chip is released from LED112a.

Further, substrate 112b is the installation base plate for installing LED112a, is formed and is electrically connected each other multiple LED112a, and direct current is supplied to the wiring pattern of each LED112a at substrate 112b.Substrate 112b, when lamp 110 is installed to ligthing paraphernalia 120, is configured in cap assembly 111 with the state facing to below being provided with LED112a.

Substrate 112b is the substrate of elongate rectangular, can adopt the ceramic substrate be made up of aluminium oxide or aluminium nitride, the aluminium base that aluminium alloy is formed, transparent glass substrate or flexible flexible base board (FPC) etc.

As the material of substrate 112b, due to the thermal diffusivity in order to improve LED112a, therefore, pyroconductivity and the high material of heat emission rate is preferably adopted, the substrate that the hard brittle materials such as preferred glass substrate or ceramic substrate are formed.Further, the light transmission sent making LED112a, and also irradiating light from the back side (with the face of face opposite side of having installed LED112a), such as, when comprehensive luminous intensity distribution, substrate 112b is preferably made up of the material that transmissivity is high.In this case, such as can adopt transmissivity be more than 50% aluminium nitride substrate maybe can be transmitted to the transparency carrier of opposite one side.

There is the LED module 112 of this formation, kept by the maintaining part (not shown) be arranged in powered lamp holder 113 and earthy lamp holder 114 by substrate 112b, thus be configured in the inner space of cap assembly 111.Further, LED112a carrys out lighting (luminescence) by the electric power of the regulation supplied from powered lamp holder 113.

Then, powered lamp holder 113 is described.Powered lamp holder 113 is have powered cap body 113a and a pair electric component by electrical prongs 113b, is again the installing component by being installed to the first lamp socket 122 of ligthing paraphernalia 120 by electrical prongs 113b.

Powered cap body 113a is made up of synthetic resin such as the polybutylene terephthalates (PBT) being shaped as round-ended cylinder shape, is configured to the end of the side covering cap assembly 111.

Be made up of metal material by electrical prongs 113b for a pair, be configured to externally give prominence to from the bottom of powered cap body 113a.Each end by a side of electrical prongs 113b is electrically connected on the connecting portion of the first lamp socket 122, and each end by the opposing party of electrical prongs 113b and the input part being arranged on the lamp circuit in powered cap body 113a, waited by lead-in wire and be electrically connected.

Then, earthy lamp holder 114 is described.Earthy lamp holder 114 has earthy cap body 114a and grounding pin 114b, and is the installing component being installed to the second lamp socket 123 of ligthing paraphernalia 120 by grounding pin 114b.Earthy lamp holder 114 by grounding pin 114b, and with the second lamp socket 123 grounding connection.

Earthy cap body 114a is made up of synthetic resin such as the PBT being shaped as round-ended cylinder shape, is configured to the end of the opposing party covering cap assembly 111.

Grounding pin 114b is made up of metal material, is configured to give prominence to outward from the bottom of earthy cap body 114a.The end of one side of grounding pin 114b is electrically connected with the connecting portion of the second lamp socket 123, the end of the opposing party of grounding pin 114b wait via lead-in wire and with substrate 112b or radiator 115 grounding connection.

Like this, the lamp 110 involved by present embodiment is only from the one-sided one-sided power supply mode accepting power supply of powered lamp holder 113.Further, may not be one-sided power supply mode, also can be the LED of the bilateral power supply mode accepting power supply from bilateral.Further, as in the present embodiment, even the LED of one-sided power supply mode, earthy lamp holder 114 also can not be adopted to form cap part.In this case, in the position of earthy lamp holder 114, replace earthy lamp holder 114, and the installation special lamp cap with the structure of second lamp socket 123 that can be installed to ligthing paraphernalia 120 is set.Such as, the formation that can adopt is, directly utilizes the earthy lamp holder 114 in present embodiment, and does not make grounding pin 114b grounding connection.

Then, radiator 115 is described.Radiator 115 is thermal components that the heat produced LED112a is dispelled the heat, and plays a role as by the heat-conduction component of the heat transfer of LED112a to other parts.In the present embodiment, radiator 115 is made up of the first thermal component 115a (the first radiating part) and the second thermal component 115b (the second radiating part).

First thermal component 115a along cap assembly 111 length direction (tube axial direction) and be extended setting, be in the mode contacted for face with the back side of substrate 112b and the metallic plate of the elongate be set up.Like this, be that face contacts by making the first thermal component 115a and substrate 112b, thus can will be transmitted to the heat of the LED112a of substrate 112b, be transmitted to the first thermal component 115a efficiently.Further, in the present embodiment, the first thermal component 115a is formed to cover the region being provided with LED112a, and, be formed to comprise the mode of the part relative with all LED112a across substrate 112b.

Second thermal component 115b, as shown in Fig. 1 (b), is bar-shaped metal mainstay, and the reach through hole 111a of this second thermal component 115b break-through cap assembly 111, is extended setting along the direction substantially vertical with the length direction of cap assembly 111.The end of one side of the second thermal component 115b is positioned at outside cap assembly 111, contacts with the first heat-conduction component 116.Further, the end of the opposing party of the second thermal component 115b is positioned at cap assembly 111, contacts with the first thermal component 115a.Like this, by making the second thermal component 115b contact with the first thermal component 115a and the first heat-conduction component 116, thus heat conductivity can be improved.

And the second thermal component 115b is fixed on cap assembly 111 by fixed part 117 and 118.Fixed part 117 and 118, as shown in Fig. 1 (b), has the through hole making the second thermal component 115b through, is configured to clamp the mode of cap assembly 111.Further, in the present embodiment, the second thermal component 115b is arranged on the central portion on the length direction of the first thermal component 115a, that is, be arranged on the central portion of the tube axial direction of cap assembly 111.

In the present embodiment, the aluminium that the first thermal component 115a and the second thermal component 115b is 237 [W/mK] by pyroconductivity is formed.Further, although the first thermal component 115a and the second thermal component 115b is two independently parts, but also can be formed by integrally formed.

Then, the first heat-conduction component 116 is described.First heat-conduction component 116 is configured to contact with the second thermal component 115b.Further, the first heat-conduction component 116 is linked in the mode contacted for face with the second heat-conduction component 126 of ligthing paraphernalia 120.First heat-conduction component 116 and the second heat-conduction component 126 are such as linked fixing by screw.Further, as the first heat-conduction component 116, the metallic plate that aluminium etc. is formed can be adopted.

Then, each inscape of the ligthing paraphernalia 120 in the lighting device 100 involved by present embodiment is described in detail.

First, appliance body 121 is described.Appliance body 121 is configured to cover the mode of lamp 110, such as, be fixed on ceiling etc. by fixture.Further, the inner surface of appliance body 121 becomes reflecting surface, the light from lamp 110 can be reflexed to prescribed direction (such as below).

Then, the first lamp socket 122 and the second lamp socket 123 are described.First lamp socket 122 and the second lamp socket 123 being the relative mode in left and right with powered lamp holder 113 and earthy lamp holder 114, and are arranged on the side wall inner surfaces of appliance body 121.

First lamp socket 122 be mounted with lamp 110 powered lamp holder 113 to keep the holding member of lamp 110, be again the power supply part of being powered to lamp 110 by powered lamp holder 113.Further, the source power supply of the first lamp socket 122 and AC100V or other power circuit etc. are electrically connected.

Second lamp socket 123 be mounted with lamp 110 earthy lamp holder 114 to keep the holding member of lamp 110, be again the grounding connection parts be connected with the parts of the regulation of lamp 110 by earthy lamp holder 114.Further, the connecting portion of the second lamp socket 123 becomes ground wire (ground connection) current potential.

Then, heat extraction parts 124 are described.Heat extraction parts 124 are the heat-conduction components be made up of metal etc., are discharged to conducting the heat come from lamp 110 outside appliance body 121.Heat extraction can by realizing from heat extraction parts 124 to the heat radiation of air etc.Heat extraction parts 124, at appliance body 121, with cap assembly 111 configured separate, are namely configured in outside lamp 110 in the mode be separated with cap assembly 111.Further, heat extraction parts 124 are different from the inscape of the first lamp socket 122 and the second lamp socket 123, in ligthing paraphernalia 120, are arranged on the position different from the first lamp socket 122 and the second lamp socket 123.

Then, elastomeric element 125 is described.Elastomeric element 125 is made up of the spring of coiled type, as shown in Fig. 1 (a), extends under the state that lamp 110 is installed in ligthing paraphernalia 120.Elastomeric element 125 is made up of heat-conduction components such as metals, and its one end contacts with heat extraction parts 124, and the other end contacts with the second heat-conduction component 126.Accordingly, the heat of the second heat-conduction component 126 can pass through elastomeric element 125, is transmitted to heat extraction parts 124.

Then, the second heat-conduction component 126 is described.Second heat-conduction component 126 is fixed on elastomeric element 125.Further, the second heat-conduction component 126 as previously discussed, is linked in the mode contacted for face with the first heat-conduction component 116 of lamp 110.Accordingly, the heat of the first heat-conduction component 116 can be transmitted to the second heat-conduction component 126 efficiently.Further, as the second heat-conduction component 216, the metallic plate that the aluminium etc. that can to adopt with the first heat-conduction component 116 be same shape is formed.

As previously discussed, the lighting device 100 involved by embodiment 1 of the present utility model is constituted.

Below will utilize Fig. 2, the installation method of the lamp 110 in the lighting device 100 involved by embodiment 1 of the present utility model and ligthing paraphernalia 120 will be described.Fig. 2 is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 1 of the present utility model and ligthing paraphernalia.

As shown in Figure 2, make the first heat-conduction component 116 of lamp 110 relative with the second heat-conduction component 126 of ligthing paraphernalia 120, and make lamp 110 close to ligthing paraphernalia 120.Like this, while powered lamp holder 113 is installed to the first lamp socket 122, earthy lamp holder 114 is installed to the second lamp socket 123.

Afterwards, elongated elastomeric member 125, and make the second heat-conduction component 126 drop to below, and fix the second heat-conduction component 126 and the first heat-conduction component 116 by screw.

Accordingly, as shown in Fig. 1 (a), can radiator 115, first heat-conduction component 116, second heat-conduction component 126 and elastomeric element 125 be passed through, make LED module 112 (substrate 112b) and heat extraction parts 124 can the mode of heat by conduction combine.

In sum, by the lighting device 100 involved by embodiment 1 of the present utility model, a part for the radiator 115 contacted with LED module 112 (substrate 112b), by the first heat-conduction component 116 and the second heat-conduction component 126, can the mode of heat by conduction be combined with the heat extraction parts 124 of ligthing paraphernalia 120.Accordingly, LED112a produce heat from substrate 112b, conduct via radiator 115, first heat-conduction component 116, second heat-conduction component 126, heat extraction parts 124 successively, thus, expel the heat to ligthing paraphernalia 120 from heat extraction parts 124.

Like this, lamp 110 involved by present embodiment can by the heat conduction path (heat dissipation path) except powered lamp holder 113 and earthy lamp holder 114, heat extraction is carried out to the heat of LED module 112, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently.Accordingly, the temperature of LED112a can be suppressed to rise, and the light output characteristic of LED112a and life characteristic can be suppressed to reduce.And, owing to heat dissipation path not existing powered lamp holder 113, therefore, it is possible to prevent the heat affecting of LED module 112 to the component of the lamp circuit in powered lamp holder 113.

Further, in the present embodiment, the second thermal component 115b of radiator 115 is arranged on the central portion on the length direction of cap assembly 111.Central portion in cap assembly 111 is due to heat accumulation etc., therefore in pipe, temperature is higher for the both ends of cap assembly 111, like this, by the second thermal component 115b is arranged on central portion, thus can dispel the heat to the heat that LED112a produces efficiently further.

Further, in the present embodiment, among all parts the heat conduction path from radiator 115 to heat extraction parts 124, be exposed to parts in air also as heat extraction parts to play function.That is, the parts be exposed in air by this exposed portion, can carry out heat extraction to the heat of LED112a.Such as, the first heat-conduction component 116, second heat-conduction component 126 and elastomeric element 125 are heat-conduction component, play function again as heat extraction parts.

(embodiment 2)

Then, Fig. 3 (a) to Fig. 3 (c) is utilized to be described the lamp 210 involved by embodiment 2 of the present utility model and the lighting device 200 that possesses this lamp 210.Fig. 3 (a) is the side view of the lighting device involved by embodiment 2 of the present utility model, Fig. 3 (b) is the sectional view of the lighting device involved by this embodiment at the A-B line place of Fig. 3 (a), and Fig. 3 (c) is the major part amplification oblique drawing of the lighting device involved by this embodiment.Further, at Fig. 3 (a) in Fig. 3 (c), give identical symbol for the inscape identical with the inscape shown in Fig. 1 (a) and Fig. 1 (b), and omit or simplify its explanation.

As shown in Fig. 3 (a), the lighting device 200 involved by embodiment 2 of the present utility model possesses lamp 210 and ligthing paraphernalia 120.

Lamp 210 involved by present embodiment is that the lamp 210 involved by present embodiment is not possess radiator 115, but possesses heat pipe 215 with the difference of the lamp 110 involved by embodiment 1.

Heat pipe 215 is the thermal components of the heat heat radiation that LED112a is produced, and is made up of in the present embodiment the first heat pipe 215a and the second heat pipe 215b.

First heat pipe 215a and the second heat pipe 215b is the tubule of the elongate being enclosed working fluid, and bending is in L-shaped in the present embodiment.First heat pipe 215a and the second heat pipe 215b of L-shaped have respectively: along cap assembly 111 length direction and be extended first line part (the first radiating part) of setting and be extended second line part (the second radiating part) of setting along the direction substantially vertical with the length direction of cap assembly 111.

At the first heat pipe 215a and the second heat pipe 215b, each first line part is provided in the rear-face contact with substrate 112b in cap assembly 111.Further, each second line part, as shown in Fig. 3 (b), is derived from the reach through hole 111a of cap assembly 111, is contacted in the outside of cap assembly 111 with the first heat-conduction component 116.

Further, the first heat pipe 215a and the second heat pipe 215b is fixed on cap assembly 111 by fixed part 117 and 118.

In sum, by the lighting device 200 involved by embodiment 2 of the present utility model, identical with embodiment 1, a part for the heat pipe 215 contacted with LED module 112 (substrate 112b), by the first heat-conduction component 116 and the second heat-conduction component 126, with the heat extraction parts 124 of ligthing paraphernalia 120 can the mode of heat by conduction be combined.Accordingly, in the heat that LED112a produces, from substrate 112b, conduct via heat pipe 215, first heat-conduction component 116, second heat-conduction component 126, heat extraction parts 124 successively, release heat to ligthing paraphernalia 120 from heat extraction parts 124.

Like this, even if at the lamp 210 involved by present embodiment due to the heat conduction path beyond powered lamp holder 113 and earthy lamp holder 114 also can be passed through, heat extraction is carried out to the heat of LED module 112, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently.Further, in the present embodiment, owing to adopting heat pipe 215 to dispel the heat, therefore, compared with embodiment 1, the heat produced at LED112a can be dispelled the heat better.Accordingly, due to the temperature of LED112a can be suppressed further to rise, therefore, it is possible to suppress the light output characteristic of LED112a and the reduction of life characteristic.

Further, in the present embodiment, although the second line part in the first heat pipe 215a and the second heat pipe 215b is configured to vertical with tube axial direction, but be not limited by this.As long as the second line part is at least positioned at the top of the first line part.Further, the shape of the first heat pipe 215a and the second heat pipe 215b also not limit by L-shaped, as long as can play the formation of the function of heat pipe.

(embodiment 3)

Then, Fig. 4 is utilized to be described the lamp 310 involved by embodiment 3 of the present utility model and the lighting device 300 that possesses this lamp 310.Fig. 4 is the side view of the lighting device involved by embodiment 3 of the present utility model, shows the state that lamp 310 is installed to ligthing paraphernalia 320.

As shown in Figure 4, the lighting device 300 involved by embodiment 3 of the present utility model possesses lamp 310 and ligthing paraphernalia 320.

Lamp 310 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is maintained at ligthing paraphernalia 320.Lamp 310 possesses: radiator 315A and 315B that the cap assembly 311 of elongate, LED module 312A and 312B, the powered lamp holder 313 being arranged on the end of a side of cap assembly 311, the earthy lamp holder 314 being arranged on the end of the opposing party of cap assembly 311, the heat that produces the LED of LED module 312A and 312B are dispelled the heat.And the lamp 310 in present embodiment possesses the heat-conduction component 316 and connecting member 317 that are connected with radiator 315A and 315B.

Further, ligthing paraphernalia 320 possesses: appliance body 321, the first lamp socket 322 being arranged on appliance body 321 and the second lamp socket 323 and be arranged on the heat extraction parts 324 of appliance body 321.

Further, although do not illustrate, the lamp circuit of the LED point lamp for making LED module 312A and 312B is provided with in the inside of powered lamp holder 313.

Below each inscape of the lamp 310 in the lighting device 300 involved by present embodiment is described.

First, cap assembly 311 is described.Cap assembly 311 in present embodiment is made up of multiple cap assembly, in the present embodiment, is made up of the first cap assembly 311A (the first frame part) and the second cap assembly 311B (the second frame part).First cap assembly 311A is the peripheral components with light transmission covering LED module 312A and radiator 315A, and the second cap assembly 311B is the peripheral components with light transmission covering LED module 112B and radiator 315B.

First cap assembly 311A and the second cap assembly 311B is the outer tube that both ends have the straight tube-like of opening, is glass tube or transparent plastic tube.In the present embodiment, the first cap assembly 311A and the second cap assembly 311B is by silicon (SiO ₂) be 70% to 72% soda-lime glass form, pyroconductivity is about the glass tube of 1.0 [W/mK].

In order to make radiator 315A and 315B be exported to outside lamp 310, therefore, the first adjacent cap assembly 311A and the second cap assembly 311B is placed separately to separate the interval of regulation.

Then, LED module 312A and 312B is described.LED module 312A and 312B is same with the LED module 112 in embodiment 1, possess respectively as light-emitting component LED and be provided with the substrate of LED.

LED module 312A is incorporated in the first cap assembly 311A, accepts the power supply of regulation from powered lamp holder 313.LED module 312B is incorporated in the second cap assembly 311B, is grounding connection with earthy lamp holder 314.Further, LED module 312B is configured to the supply accepting electric power from LED module 312A, and the LED of opposite segments is electrically connected to each other.Further, LED module 312A and 312B is configured to substrate and contacts with each other.

Further, the substrate of LED module 312A is kept by the maintaining part (not shown) be arranged in powered lamp holder 313, and the substrate of LED module 312B is kept by the maintaining part (not shown) be arranged in earthy lamp holder 314.

Then, powered lamp holder 313 is described.Powered lamp holder 313 is the electric component with powered cap body 313a and power connector 313b, is again the installing component of the first lamp socket 322 being installed in ligthing paraphernalia 320 by power connector 313b.

Powered cap body 313a is made up of synthetic resin such as the PBT being shaped as round-ended cylinder shape, is configured to the end of the side covering the first cap assembly 311A.

Power connector 313b is configured to, and gives prominence to upward from the circumferential portion of powered cap body 113a.The end of one side of power connector 313b is electrically connected and physical connection with the connecting portion of the first lamp socket 322, and the end of the opposing party of power connector 313b is electrically connected with the input part of the lamp circuit be arranged in powered cap body 313a.

Then, earthy lamp holder 314 is described.Earthy lamp holder 314 has earthy cap body 314a and grounding connector 314b, is the installing component of the second lamp socket 323 being installed to ligthing paraphernalia 320 by grounding connector 314b, with this second lamp socket 323 grounding connection.

Earthy cap body 314a is made up of synthetic resin such as the PBT being shaped as round-ended cylinder shape, is configured to the end of the side covering the second cap assembly 311B.

Grounding connector 314b is configured to, and gives prominence to upward from the circumferential portion of earthy cap body 314a.The end of one side of grounding connector 314b is electrically connected and physical connection with the connecting portion of the second lamp socket 323, the end of the opposing party of grounding connector 314b and the substrate of LED module 312B or radiator 315B grounding connection.

Like this, the lamp 310 involved by present embodiment is also same with embodiment 1, is the one-sided one-sided power supply mode accepting power supply only from powered lamp holder 313.

Then, radiator 315A and 315B is described.Radiator 315A is the thermal component of the heat heat radiation that the LED of LED module 312A is produced, and is formed L-shaped.Further, radiator 315B is the thermal component of the heat heat radiation that the LED of LED module 312B is produced, same with radiator 315A, is formed L-shaped.In the present embodiment, the aluminium that radiator 315A and 315B is 237 [W/mK] by pyroconductivity is formed.

Radiator 315A and 315B of L-shaped has respectively: along cap assembly 311 length direction and be extended first line part (the first radiating part) of setting and be extended second line part (the second radiating part) of setting along the direction substantially vertical with the length direction of cap assembly 311.Each first line part is configured to, with the rear-face contact of the substrate of LED module 312A and 312B in cap assembly 111.Further, each second line part exports to lamp 310 from the gap between the first adjacent cap assembly 311A and the second cap assembly 311B, contacts outside cap assembly 311 with heat-conduction component 316.

Then, heat-conduction component 316 is described.Heat-conduction component 316 is configured to contact with radiator 315A and 315B.Further, the connecting portion of heat-conduction component 316 and the heat extraction parts 324 of ligthing paraphernalia 320 is with can the mode physical connection of heat by conduction.Heat-conduction component 316 is such as made up of the material that the pyroconductivity of metal etc. is high.

Then, connecting member 317 is described.Connecting member 317 is the side in the gap covered between adjacent cap assembly and links the joint of multiple cap assembly.The penetrating part 317a making radiator 315A and 315B break-through is provided with at connecting member 317.Penetrating part 317a in present embodiment is gap, and the formation of connecting member 317 is, its section is roughly in C-shaped.

Accordingly, radiator 315A and 315B between the first adjacent cap assembly 311A and the second cap assembly 311B and the 317a break-through of penetrating part, and is connected with heat-conduction component 316.

Below, each inscape of ligthing paraphernalia 320 is described in detail.

First, appliance body 321 is described.Appliance body 321 is configured to cover lamp 310, such as, be fixed on ceiling etc. by fixture.

Then, the first lamp socket 322 and the second lamp socket 323 are described.First lamp socket 322 and the second lamp socket 323, to be mode opposing upper and lower with powered lamp holder 313 and earthy lamp holder 314, are arranged on the upper inside surface of appliance body 321.

First lamp socket 322 is be mounted with the powered lamp holder 313 of lamp 310 and the holding member of maintenance lamp 310, is again the power supply part being fed electrical power to lamp 310 by powered lamp holder 313.Further, the source power supply of the first lamp socket 322 and AC100V or other power circuit etc. are electrically connected.

Second lamp socket 323 be mounted with lamp 310 earthy lamp holder 314 to keep the holding member of lamp 310, be again the grounding connection parts be connected with the parts of the regulation of lamp 310 by earthy lamp holder 314.Further, the connecting portion of the second lamp socket 323 becomes ground connection (ground wire) current potential.

Then, heat extraction parts 324 are described.Heat extraction parts 324 are the heat-conduction components be made up of metal etc., are discharged to conducting the heat come from lamp 310 outside appliance body 321.Heat extraction parts 324 at appliance body 321, i.e. and cap assembly 311 configured separate outer at lamp 310.

And, be equipped with at heat extraction parts 324, for heat-conduction component 316 with can heat by conduction mode and carry out the connecting portion of physical connection.Further, heat extraction parts 324 are inscapes different from the first lamp socket 322 and the second lamp socket 323, are arranged on the position different from the first lamp socket 322 and the second lamp socket 323 in ligthing paraphernalia 320.

As previously discussed, the lighting device 300 involved by embodiment 3 of the present utility model is constituted.

Then, the installation method of the lamp 310 in the lighting device 300 involved by embodiment 1 of the present utility model and ligthing paraphernalia 320 is described.

As shown in Figure 4, while the connecting portion of the heat extraction parts 324 of the heat-conduction component 316 with ligthing paraphernalia 320 that make lamp 310 is relative, make power connector 313b and grounding connector 314b relative with each connecting portion of the first lamp socket 322 and the second lamp socket 323.

Further, by making lamp 310 close to ligthing paraphernalia 320 and linking with the connecting portion on above-mentioned three positions, thus, lamp 310 can be installed to ligthing paraphernalia 320.Now, heat-conduction component 316 is directly connected with heat extraction parts 324.

Accordingly, LED module 312A and 312B and heat extraction parts 324 can pass through radiator 315A and 315B and heat-conduction component 316, can the mode of heat by conduction combine.

By the lighting device 300 involved by above-described embodiment 3 of the present utility model, the part of radiator 315A and 315B contacted with LED module 312A and 312B, by heat-conduction component 316, with the heat extraction parts 324 of ligthing paraphernalia 320 can the mode of heat by conduction combine.Accordingly, the heat produced at the LED of LED module 312A and 312B, from substrate, is conducted via radiator 315A (315B), heat-conduction component 316 successively, and is discharged to ligthing paraphernalia 320 from heat extraction parts 324.

Like this, the lamp 310 involved by present embodiment by the heat conduction path beyond powered lamp holder 313 and earthy lamp holder 314, can carry out heat extraction to the heat of LED module 312A and 312B, therefore, it is possible to dispel the heat to the heat that LED produces efficiently.Accordingly, due to the temperature of LED can be suppressed to rise, therefore, it is possible to suppress the light output characteristic of LED and the reduction of life characteristic.And, owing to there is not powered lamp holder 313 in heat dissipation path, therefore, it is possible to prevent the component of the heat of LED module 312A and 312B to the lamp circuit in powered lamp holder 313 from impacting.

Further, in the present embodiment, as the second radiating part of the connecting portion with the heat-conduction component 316 in radiator 315A and 315B, the central portion on the length direction of cap assembly 311 is arranged on.Accordingly, same with embodiment 1, can more effectively dispel the heat to the heat that LED produces.

Further, in the present embodiment, multiple cap assembly can be linked by connecting member 317, therefore, even if cap assembly is glass tube, also easily can form the framework of elongate.Such as, the LED of the straight-pipe fluorescent lamp replacing 2m40cm can easily be realized.

Further, also same with embodiment 1 in the present embodiment, heat-conduction component 316 also plays function as heat extraction parts.

(embodiment 4)

Then, Fig. 5 is utilized to be described the lamp 410 involved by embodiment 4 of the present utility model and the lighting device 400 that possesses this lamp 410.Fig. 5 is the side view of the lighting device involved by embodiment 4 of the present utility model, shows state when lamp 410 being installed to ligthing paraphernalia 420.Further, give identical symbol for the inscape identical with the inscape shown in Fig. 4 in Figure 5, and omit or simplify its explanation.

As shown in Figure 5, the lighting device 400 involved by embodiment 4 of the present utility model possesses lamp 410 and ligthing paraphernalia 420.

Lamp 410 involved by present embodiment is that the lamp 410 involved by present embodiment is not possess radiator 315A and 315B, but possesses heat pipe 415A and 415B with the difference of the lamp 310 involved by embodiment 3.

Heat pipe 415A and 415B is the thermal component that the heat produced the LED of LED module 312A and 312B is dispelled the heat.Further, heat pipe 415A and 415B, due to identical with the first heat pipe 215a in embodiment 2 and the second heat pipe 215b, therefore omits the description.

By the lighting device 400 involved by above embodiment of the present utility model 4, same with embodiment 3, the part of heat pipe 415A and 415B contacted with LED module 312A and 312B, by heat-conduction component 316, with the heat extraction parts 324 of ligthing paraphernalia 320 can the mode of heat by conduction be combined.Accordingly, the heat produced at the LED of LED module 312A and 312B, from substrate, is conducted successively via heat pipe 415A (415B), heat-conduction component 316 and heat extraction parts 324, and is released heat to ligthing paraphernalia 320 from heat extraction parts 324.

Like this, even the lamp involved by present embodiment 410, also by the heat conduction path beyond powered lamp holder 313 and earthy lamp holder 314, heat extraction can be carried out to the heat of LED module 312A and 312B, therefore, it is possible to dispel the heat to the heat that LED produces efficiently.And, in the present embodiment, owing to adopting heat pipe 415A and 415B to dispel the heat, therefore compared with embodiment 3, can dispel the heat to the heat that LED produces efficiently further.Accordingly, due to the temperature of LED can be suppressed further to rise, therefore, it is possible to suppress the light output characteristic of LED and the reduction of life characteristic further.

Further, in the present embodiment, same with embodiment 3, by connecting member 317, the framework of the elongate that have employed glass tube can be realized.

Further, in the present embodiment, the shape of heat pipe 415A and 415B etc. as Embodiment 2, not limit by the shape etc. of present embodiment.

(embodiment 5)

Then, Fig. 6 (a) and Fig. 6 (b) is utilized to be described the lamp 510 involved by embodiment 5 of the present utility model and the lighting device 500 that possesses this lamp 510.Fig. 6 (a) is the side view of the lighting device involved by embodiment 5 of the present utility model, and Fig. 6 (b) is the top view of the lamp in the lighting device involved by this embodiment.

As shown in Fig. 6 (a), the lighting device 500 involved by embodiment 5 of the present utility model possesses lamp 510 and ligthing paraphernalia 520.

Lamp 510 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is kept by ligthing paraphernalia 520.Lamp 510 possesses: the cap assembly 511 of elongate, LED module 112, the powered radiator 515 dispelled the heat by lamp holder 513, the installing component 514 being arranged on the end of the opposing party of cap assembly 511, the heat that produces the LED112a of LED module 112 being arranged on the end of a side of cap assembly 511 and the heat-conduction component 516 be connected with radiator 515.

Further, ligthing paraphernalia 520 possesses: appliance body 521, be arranged on appliance body 521 the first lamp socket 522, by the heat extraction parts 524 of appliance body 521 and keep the holding member 525 of lamp 510.

Further, although do not illustrate, in the inside of powered lamp holder 513, the lamp circuit of the LED point lamp for making LED module 112 is provided with.

Cap assembly 511 is same with the cap assembly 111 in embodiment 1.But the cap assembly 511 in present embodiment is not owing to arranging the reach through hole 111a as embodiment 1, therefore, identical with the cap assembly 311 in embodiment 3, can adopt glass tube.

LED module 112 is identical with the formation of the LED module 112 in embodiment 1.Further, LED module 112 is kept by powered lamp holder 513 and the maintaining part (not shown) be arranged in installing component 514 by substrate 112b, is therefore configured in the inner space of cap assembly 511.

The formation of powered lamp holder 513 is identical with the powered lamp holder 113 in embodiment 1, has powered cap body 513a and is subject to electrical prongs 513b.Powered cap body 513a is set to, and covers the end of a side of cap assembly 511.Further, the lamp 510 involved by present embodiment is only from the one-sided one-sided power supply mode accepting power supply of powered lamp holder 513.

Installing component 514 has the structure of the holding member 525 being installed to ligthing paraphernalia 520.Installing component 514 is made up of synthetic resin such as the PBT being shaped as round-ended cylinder shape, is set up to cover the mode of the end of the opposing party of cap assembly 511.

Further, as shown in Fig. 6 (b), the circumferential portion of installing component 514 is in the present embodiment equipped with the penetrating part 514a for making heat-conduction component 516 break-through.Penetrating part 514a can be such as otch or the gap of the end of the circumferential portion of cutting installing component 514, also can be through hole.Further, in installing component 514 in the present embodiment, the electrical connections such as grounding connection are not had.

Radiator 515 is thermal components that the heat that LED112a is produced carries out dispelling the heat, in the present embodiment, length direction (tube axial direction) along cap assembly 511 is extended setting, is in the mode contacted for face with the back side of substrate 112b and the metallic plate of the elongate be set up.Further, the radiator 515 in present embodiment contacts with heat-conduction component 516 in installing component 514.Further, radiator 515 is identical with embodiment 1, is made up of aluminium.

Heat-conduction component 516 be with radiator 515 and heat extraction parts 524 with can the parts that combine of the mode of heat by conduction, given prominence to from the Inside To Outside of installing component 514 by penetrating part 514a, and, extended on the direction substantially vertical with tube axial direction.The end of one side of heat-conduction component 516 is configured to, and contacts and through substrate 112b in cap assembly 511 with substrate 112b.Further, the end of the opposing party of heat-conduction component 516 is configured to, with the connecting portion of heat extraction parts 524 with can the mode physical connection of heat by conduction.

Then, each inscape of ligthing paraphernalia 520 is described in detail.

Appliance body 521 is configured to cover lamp 510, such as, be fixed on ceiling etc. by fixture.Further, the first lamp socket 522 is identical with the formation of the first lamp socket 122 in embodiment 1.

Heat extraction parts 524 are the heat-conduction components be made up of metal etc., release heat to conducting the heat come from lamp 510 outside appliance body 521.Heat extraction parts 524 at appliance body 521, i.e. and cap assembly 511 configured separate outer at lamp 510.

And, be provided with at heat extraction parts 524, for can the mode of heat by conduction and the connecting portion of physical connection with heat-conduction component 516.Further, the inscape of heat extraction parts 524 is different from the first lamp socket 522 and holding member 525, is arranged on the position different from the first lamp socket 522 and holding member 525 in ligthing paraphernalia 520.

Holding member 525 is made up of strip-shaped members, be placed in the bottom surface sections of holding member 525, thus lamp 510 is kept by the end of the installing component 514 by lamp 510.Holding member 525 can be made up of resin.

As previously discussed, the lighting device 500 involved by embodiment 5 of the present utility model is constituted.

Then, the installation method of Fig. 7 to the lamp 510 in the lighting device 500 involved by embodiment 5 of the present utility model and ligthing paraphernalia 520 is utilized to be described.Fig. 7 is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 5 of the present utility model and ligthing paraphernalia.

As shown in Figure 7, first, the powered lamp holder 513 of lamp 510 is installed to the first lamp socket 522.Specifically, by the connecting portion being inserted into the first lamp socket 522 by electrical prongs 513b of powered lamp holder 513.

Afterwards, holding member 525 is tilted, and lift the installing component 514 of lamp 510 with the state tilted, make the end of heat-conduction component 516 be connected to the connecting portion of heat extraction parts 524.

Accordingly, as shown in Figure 6, can radiator 515 and heat-conduction component 516 be passed through, make LED module 112 (substrate 112b) and heat extraction parts 524 can the mode of heat by conduction combine.

By the lighting device 500 involved by above-described embodiment 5 of the present utility model, a part for the radiator 515 contacted with LED module 112 (substrate 112b), by heat-conduction component 516, with the heat extraction parts 524 of ligthing paraphernalia 520 can the mode of heat by conduction combine.Accordingly, LED112a produce heat from substrate 112b, conduct via radiator 515, heat-conduction component 516 successively, and release heat to ligthing paraphernalia 520 from heat extraction parts 524.

Like this, the lamp 510 involved by present embodiment is owing to can carry out heat extraction by the heat conduction path beyond powered lamp holder 513 to the heat of LED module 112, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently.Accordingly, due to the temperature of LED112a can be suppressed to rise, therefore, it is possible to suppress the light output characteristic of LED112a and the reduction of life characteristic.

And, owing to heat dissipation path there is no powered lamp holder 513, therefore, it is possible to prevent from impacting the component of the lamp circuit in powered lamp holder 513 because of the heat of LED module 112.Especially in the present embodiment, owing to heat-conduction component 516 to be arranged on the end with powered lamp holder 513 opposite side, therefore, almost can not have an impact to component.

Further, also same with embodiment 1 in the present embodiment, heat-conduction component 516 also can play a role as heat extraction parts.

(embodiment 6)

Then, Fig. 8 (a) and Fig. 8 (b) is utilized to be described the lamp 610 involved by embodiment 6 of the present utility model and the lighting device 600 that possesses this lamp 610.Fig. 8 (a) is the side view on the direction vertical with tube axial direction in the lighting device involved by embodiment 6 of the present utility model, and Fig. 8 (b) is the side view of the tube axial direction of lighting device involved by this embodiment.Further, in Fig. 8 (a) and 8 (b), give identical symbol for the inscape identical with the inscape shown in Fig. 1 (a), Fig. 1 (b) and Fig. 6, and omit or simplify its explanation.

As shown in Fig. 8 (a), the lighting device 600 involved by embodiment 6 of the present utility model possesses lamp 610 and ligthing paraphernalia 620.

Lamp 610 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is kept by ligthing paraphernalia 620.Lamp 610 possesses: the radiator 615 that the cap assembly 611 of elongate, LED module 112, the powered lamp holder 613 being arranged on the end of a side of cap assembly 611, the earthy lamp holder 614 being arranged on the end of the opposing party of cap assembly 611, the heat that produces LED112a are dispelled the heat and and radiator 615 with can heat-conduction component 616A and 616B that combine of the mode of heat by conduction.

Further, ligthing paraphernalia 620 possesses: appliance body 121, first lamp socket 122 and the second lamp socket 123, be arranged on heat extraction parts 624A and 624B of appliance body 121.

Further, although do not illustrate, the inside of powered lamp holder 613 is provided with the lamp circuit for making LED112a lighting.

Below each inscape of the lamp 610 in the lighting device 600 involved by present embodiment is described in detail.

The formation of cap assembly 511 is identical with the cap assembly 511 in embodiment 5.Further, the formation of LED module 112 is identical with the LED module 112 in embodiment 1.

Powered lamp holder 613 is have powered cap body 613a and a pair electric component by electrical prongs 613b, is again the installing component by being installed to the first lamp socket 122 of ligthing paraphernalia 620 by electrical prongs 613b.Powered cap body 613a and by the formation of electrical prongs 613b, substantially with the powered cap body 113a in embodiment 1 and be subject to electrical prongs 113b identical.

And powered cap body 613a is in the present embodiment provided with the penetrating part for making heat-conduction component 616A break-through.Penetrating part can be such as otch after cutting the end of the circumferential portion of powered cap body 613a or gap, also can be through hole.

Earthy lamp holder 614 has earthy cap body 614a and grounding pin 614b, is the installing component being installed to the second lamp socket 123 of ligthing paraphernalia 620 by grounding pin 614b.The formation of earthy cap body 614a and grounding pin 614b is substantially identical with the formation of the earthy cap body 114a in embodiment 1 and grounding pin 114b.

And earthy cap body 614a is in the present embodiment provided with the penetrating part 614c for making heat-conduction component 616B break-through.Penetrating part 614c can be such as otch after cutting the end of the circumferential portion of earthy cap body 614a or gap, also can be through hole.

Like this, the lamp 610 involved by present embodiment is same with embodiment 1, for only from powered lamp holder 613 one-sided accept power supply one-sided power supply mode.

Radiator 615 is thermal components that the heat produced LED112a is dispelled the heat, be length direction (tube axial direction) along cap assembly 511 in the present embodiment and be extended setting, and in the mode contacted for face with the back side of substrate 112b and the metallic plate of the elongate be set up.

Further, an end of the radiator 615 in present embodiment contacts with heat-conduction component 616A in powered lamp holder 613, and another end contacts with heat-conduction component 616B in earthy lamp holder 614.Further, radiator 615 is identical with embodiment 1, is made up of aluminium.

Heat-conduction component 616A and 616B is and radiator 615 and heat extraction parts 624A and 624B, with can the parts that combine of the mode of heat by conduction, to be projected into the mode in outside from the inner side of powered cap body 613a and earthy cap body 614a by penetrating part, the direction substantially vertical with tube axial direction is extended setting.

The end of one side of heat-conduction component 616A, while contacting with substrate 112b, is screwed in the mode of through substrate 112b.Further, as shown in Fig. 6 (b), the end of the opposing party of heat-conduction component 616A is the planar portions that face contacts with heat extraction parts 624A, and the state contacted for face with heat extraction parts 624A with heat-conduction component 616A, is fixed by screw.

Heat-conduction component 616A is also same, and the end of one side, while contacting with substrate 112b, is screwed in the mode of through substrate 112b.Further, the end of the opposing party of heat-conduction component 616B is the planar portions that face contacts with heat extraction parts 624B, and the state contacted for face with heat extraction parts 624B with heat-conduction component 616B, is fixed by screw.

Then, each inscape of ligthing paraphernalia 620 is described in detail.

The formation of ligthing paraphernalia 620 is substantially identical with the ligthing paraphernalia 120 in embodiment 1, and difference is the formation of heat extraction parts.That is, in the present embodiment, heat extraction parts and heat-conduction component are provided with two accordingly.

Two heat extraction parts 624A and 624B are the heat-conduction components be made up of metal etc., release heat to conducting the heat come from lamp 610 outside appliance body 621.Heat extraction parts 624A and 624B at appliance body 621, i.e. and cap assembly 611 configured separate outer at lamp 610.

Further, heat extraction parts 624A and 624B is made up of metal plate, is that face contacts with heat-conduction component 616A and 616B, thus becomes the mode of heat by conduction to connect.Further, heat extraction parts 624A and 624B is different from the inscape of the first lamp socket 122 and the second lamp socket 123, is arranged on the position different from the first lamp socket 122 and the second lamp socket 123 in ligthing paraphernalia 620.

As previously discussed, the lighting device 600 involved by embodiment 6 of the present utility model is constituted.

Then, utilize Fig. 9 (a) and Fig. 9 (b), the installation method of the lamp 610 in the lighting device 600 involved by embodiment 6 of the present utility model and ligthing paraphernalia 620 is described.Fig. 9 (a) and Fig. 9 (b) is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 6 of the present utility model and ligthing paraphernalia, Fig. 9 (a) shows the state before lamp rotation, and Fig. 9 (b) shows the postrotational state of lamp.

In the state shown in Fig. 9 (a), while the connecting portion being inserted into the first lamp socket 122 by electrical prongs 613b, grounding pin 614b is inserted into the connecting portion of the second lamp socket 123.Afterwards, by making lamp 610 90-degree rotation, thus heat-conduction component 616A and 616B becomes face with heat extraction parts 624A and 624B and contacts.Accordingly, lamp 610 is maintained at the first lamp socket 122 and the second lamp socket 123.

Then, as shown in Fig. 9 (b), respectively heat-conduction component 616A and heat extraction parts 624A and heat-conduction component 616B and heat extraction parts 624B is fixed by screw.Accordingly, LED module 112 (substrate 112b) and heat extraction parts 624A and 624B, by radiator 615, heat-conduction component 616A and 616B, can the mode of heat by conduction combine.

By the lighting device 600 involved by above embodiment of the present utility model 6, a part for the radiator 615 contacted with LED module 112 (substrate 112b), by heat-conduction component 616A and 616B, with heat extraction parts 624A and 624B of ligthing paraphernalia 620 can the mode of heat by conduction combine.Accordingly, LED112a produce heat from substrate 112b, conduct via radiator 615, heat-conduction component 616A and 616B successively, and be discharged to ligthing paraphernalia 620 from heat extraction parts 624A and 624B.

Like this, the lamp 610 involved by present embodiment is owing to by by the heat conduction path beyond electrical prongs 613b, can carry out heat extraction to the heat of LED module 112, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently.Accordingly, the temperature of LED112a can be suppressed to rise, and the light output characteristic of LED112a and the reduction of life characteristic can be suppressed.

And, in the present embodiment, owing to having two heat dissipation path be made up of two heat-conduction component 616A and 616B, therefore, it is possible to dispel the heat to the heat that LED112a produces further.

Further, also same with embodiment 1 in the present embodiment, heat-conduction component 616A and 616B also can play a role as heat extraction parts.

(embodiment 7)

Then, Figure 10 is utilized to be described the lamp 710 involved by embodiment 7 of the present utility model and the lighting device 700 that possesses this lamp 710.Figure 10 is the side view of the lighting device involved by embodiment 7 of the present utility model.Further, in Fig. 10, give identical symbol for the inscape identical with the inscape shown in Fig. 1 (a), Fig. 1 (b) and Fig. 6, and omit or simplify its explanation.

As shown in Figure 10, the lighting device 700 involved by embodiment 7 of the present utility model possesses lamp 710 and ligthing paraphernalia 720.

Lamp 710 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is kept by ligthing paraphernalia 720.Lamp 710 possesses: radiator 715A and 715B that the cap assembly 511 of elongate, LED module 112, powered lamp holder 113, earthy lamp holder 114, the heat produced LED112a dispel the heat.

Further, ligthing paraphernalia 720 possesses: appliance body 721, first lamp socket 722 and the second lamp socket 723, be arranged on heat extraction parts 724A and 724B of appliance body 721.

Further, although do not illustrate, the inside of powered lamp holder 113 is provided with the lamp circuit for making LED112a lighting.

Below each inscape of the lamp 710 in the lighting device 700 involved by present embodiment is described in detail.

Cap assembly 511 is identical with the formation of the cap assembly 511 in embodiment 5.Further, the formation of LED module 112, powered lamp holder 113 and earthy lamp holder 114 is identical with the formation of the LED module 112 in embodiment 1, powered lamp holder 113 and earthy lamp holder 114.

Radiator 715A and 715B is the thermal component that the heat produced LED112a is dispelled the heat, and can adopt the metals etc. such as aluminium.

Radiator 715A is configured to, and outside cap assembly 511, contacts respectively with the outer surface of the circumferential portion of powered cap body 113a and the lower surface of heat extraction parts 724A.Further, radiator 715B is configured to, and outside cap assembly 511, contacts respectively with the outer surface of the circumferential portion of earthy cap body 114a and the lower surface of heat extraction parts 724B.

Then, each inscape of ligthing paraphernalia 720 is described in detail.

Appliance body 721 is configured to cover lamp 710, such as, be fixed on ceiling etc. by fixture.

First lamp socket 722 and the second lamp socket 723 are to be arranged on appliance body 721 with powered lamp holder 113 and earthy lamp holder 114 for mode opposing upper and lower.

First lamp socket 722 is be provided with powered lamp holder 113 to keep the holding member of lamp 710, is again feed electrical power to lamp 710 power supply part by powered lamp holder 113.And the first lamp socket 722 is configured to, fixed by elevating mechanism with heat extraction parts 724A, and can be moved up and down by this elevating mechanism.

Second lamp socket 723 is the holding member that the earthy lamp holder 114 that is provided with lamp 710 keeps to keep lamp 710, is again the grounding connection parts being connected to the parts of the regulation of lamp 710 by earthy lamp holder 114.And the second lamp socket 723 is configured to, fixed by elevating mechanism with heat extraction parts 724B, and can be moved up and down by this elevating mechanism.

Heat extraction parts 724A and 724B is the heat-conduction component be made up of metal etc., releases heat to conducting the heat come from lamp 710 outside appliance body 721.Heat extraction parts 724A and 724B, at appliance body 721, is namely configured to be separated with cap assembly 511 outside lamp 710.Further, the inscape of heat extraction parts 724A and 724B is different from the first lamp socket 722 and the second lamp socket 723, is arranged on the position different from the first lamp socket 722 and the second lamp socket 723 in ligthing paraphernalia 720.

As previously discussed, the lighting device 700 involved by embodiment 7 of the present utility model is constituted.

Then, the installation method of Figure 11 (a) and Figure 11 (b) to the lamp 710 in the lighting device 700 involved by embodiment 7 of the present utility model and ligthing paraphernalia 720 is utilized to be described.Figure 11 (a) and Figure 11 (b) is the figure of the installation method for illustration of the lamp in the lighting device involved by embodiment 7 of the present utility model and ligthing paraphernalia, Figure 11 (a) shows the state before lamp rotation, and Figure 11 (b) shows the postrotational state of lamp.

As shown in Figure 11 (a), first, while the connecting portion being inserted into the first lamp socket 722 by electrical prongs 113b, grounding pin 114b is inserted into the connecting portion of the second lamp socket 723.Afterwards, lamp 710 90-degree rotation is made.Accordingly, radiator 715A and 715B can be relative with heat extraction parts 724A and 724B, and lamp 710 is maintained at the first lamp socket 722 and the second lamp socket 723.

Then, as shown in Figure 11 (b), by being made the first lamp socket 722 and the second lamp socket 723 rise by elevating mechanism, thus, radiator 715A can be made to contact respectively with heat extraction parts 724B with heat extraction parts 724A and radiator 715B.Accordingly, can radiator 715A and 715B be passed through, make LED module 112 (substrate 112b) and heat extraction parts 724A and 724B can the mode of heat by conduction combine.

By the lighting device 700 involved by above-described embodiment 7 of the present utility model, radiator 715A and 715B contacted with LED module 112 (substrate 112b), with heat extraction parts 724A and 724B of ligthing paraphernalia 720 can the mode of heat by conduction combine.Accordingly, the heat produced at LED112a is conducted in cap assembly 511, passes guide radiator 715A and 715B, and release heat to ligthing paraphernalia 720 from heat extraction parts 724A and 724B via powered cap body 113a and earthy cap body 114a.

Like this, the lamp 710 involved by present embodiment due to can by carrying out heat extraction by the heat conduction path beyond electrical prongs 113b to the heat of LED module 112, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently.Accordingly, due to the temperature of LED112a can be suppressed to rise, therefore, it is possible to suppress the light output characteristic of LED112a and the reduction of life characteristic.

And, in the present embodiment, owing to having two heat dissipation path be made up of two radiator 715A and 715B, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently further.

And, in the present embodiment, although do not arrange radiator at the back side of substrate 112b, but same with embodiment 5, can, while the inside of cap assembly 511 is provided as the radiator 515 of the second radiator further, this radiator 515 be contacted with radiator 715A and 715B.Accordingly, LED112a produce heat can from substrate 112b to radiator 515, radiator 715A and 715B, carry out heat transfer efficiently.

(embodiment 8)

Then, Figure 12 is utilized to be described the lamp 810 involved by embodiment 8 of the present utility model and the lighting device 800 that possesses this lamp 810.Figure 12 is the side view of the lighting device involved by embodiment 8 of the present utility model.Further, give identical symbol for the inscape identical with the inscape shown in Fig. 1 (a) and Fig. 1 (b) in fig. 12, and omit or simplify its explanation.

As shown in figure 12, the lighting device 800 involved by embodiment 8 of the present utility model possesses lamp 810 and ligthing paraphernalia 820.

Lamp 810 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is kept by ligthing paraphernalia 820.Lamp 810 possesses: the cap assembly 811 of elongate, LED module 112, powered lamp holder 113, earthy lamp holder 114, radiator 815 that the heat produced LED is dispelled the heat and the heat produced by LED carry out the heat extraction parts 816 of heat extraction outside cap assembly 811.

Further, ligthing paraphernalia 820 possesses appliance body 121, first lamp socket 122 and the second lamp socket 123.Further, in the present embodiment, heat extraction parts are not set at ligthing paraphernalia 820.

Below each inscape of the lamp 810 in the lighting device 800 involved by present embodiment is described in detail.

Cap assembly 811 is identical with the formation of the cap assembly 111 in embodiment 1.But, the cap assembly 811 in present embodiment is equipped with two reach through holes, to make a part of break-through of radiator 815.Further, LED module 112, powered lamp holder 113 and earthy lamp holder 114 are identical with the formation of the LED module 112 in embodiment 1, powered lamp holder 113 and earthy lamp holder 114.

Radiator 815 is thermal components that the heat produced LED112a is dispelled the heat, and is made up of the first thermal component 815a (the first radiating part) and two the second thermal component 815b (the second radiating part).First thermal component 815a and the second thermal component 815b is identical with the formation of the first thermal component 115a in embodiment 1 and the second thermal component 115b.But the end of a side of the first thermal component 815a and the second thermal component 815b is positioned at outside cap assembly 811, contacts with heat extraction parts 816.Further, the first thermal component 815a and the second thermal component 815b all can be made up of metals etc. such as aluminium.

Heat extraction parts 816 are heat-conduction components that metal etc. is formed, and the heat come are released heat in air from LED conduction.Heat extraction parts 816 such as can be made up of the metal bar of elongate and metallic plate etc.

Further, heat extraction parts 816 by the second thermal component 815b, and are configured to be vacant state for cap assembly 811.Accordingly, due to heat extraction can be carried out from the surrounding of whole heat extraction parts 816, therefore, it is possible to improve thermal diffusivity.

As previously discussed, the lighting device 800 involved by embodiment 8 of the present utility model is constituted.

By the lighting device 800 involved by above-described embodiment 8 of the present utility model, the radiator 815 contacted with LED module 112 (substrate 112b), contacts with heat extraction parts 816, thus can the mode of heat by conduction combine.Accordingly, the heat produced at LED112a is conducted to radiator 815 and heat extraction parts 816 successively from substrate 112b, and releases heat to air from heat extraction parts 816.

Like this, the lamp 810 involved by present embodiment is owing to can carry out heat extraction by the heat conduction path beyond powered lamp holder 113 and earthy lamp holder 114 to the heat of LED module 112, therefore, it is possible to dispel the heat to the heat that LED112a produces efficiently.Accordingly, due to the temperature of LED112a can be suppressed to rise, therefore, it is possible to suppress the light output characteristic of LED112a and the reduction of life characteristic.And, owing to heat dissipation path not existing powered lamp holder 113, therefore, it is possible to prevent the component of the heat of LED module 112 to the lamp circuit in powered lamp holder 113 from impacting.

Further, in the present embodiment, the second thermal component 815b due to radiator 815 is set up multiple, therefore, it is possible to improve the heat conductivity to heat extraction parts 816.Accordingly, can dispel the heat to the heat that LED112a produces efficiently further.

(embodiment 9)

Then, Figure 13 is utilized to be described the lamp 910 involved by embodiment 9 of the present utility model and the lighting device 900 that possesses this lamp 910.Figure 13 is in the lighting device involved by embodiment 9 of the present utility model, the sectional view after cutting with the face vertical with tubular axis.

As shown in figure 13, the lighting device 900 involved by embodiment 9 of the present utility model possesses lamp 910 and ligthing paraphernalia 920.

Lamp 910 in present embodiment is Straight LED roughly the same with the shape of straight-pipe fluorescent lamp in the past, is kept by ligthing paraphernalia 920.Lamp 910 is Straight LED that lamp peripheral device (framework) can be separated into two parts, possesses: cap assembly 911, LED module 912, radiator 915.Ligthing paraphernalia 920 possesses: appliance body 921 and be arranged on the heat extraction parts 924 of appliance body 921.

In lamp 910, the cap assembly with light transmission of cap assembly 911 to be elongated summaries be semi-cylindrical shape, is made up of synthetic resin such as plastics.

LED module 912 is light emitting modules of COB type (Chip On Board: chip on board type), is the linear light source sending Line of light.LED module 912 possesses: substrate, be configured in the multiple LED chip on substrate and LED chip is sealed and make the light of LED send fluorescence containing fluorophor resinous.Substrate, LED chip and containing fluorophor resin can be identical with embodiment 1.

Radiator 915 has: identical with the length of cap assembly 911, slightly in semi-cylindrical shape the first thermal component 915A and the second thermal component 915B contacted with heat extraction parts 924 with the first thermal component 915A.First thermal component 915A is the base station keeping LED module 912, clamps this LED module 912 together with cap assembly 911 from the end of the width of the substrate of LED module 912.Accordingly, LED module 912 is maintained in the inner space of lamp 910.Like this, in the present embodiment, the lamp peripheral device of tubulose is constituted by cap assembly 911 and the first thermal component 915A.Further, the second thermal component 915B is length direction along the first thermal component 915A and the bar-like member be formed.

First thermal component 915A and the second thermal component 915B can be made up of metals etc. such as aluminium.Further, the first thermal component 915A and the second thermal component 915B may not be independently parts, also can come integrally formed by aluminium drawing process.

At ligthing paraphernalia 920, appliance body 921 is configured to cover lamp 910, such as, be fixed on ceiling etc. by fixture.

Heat extraction parts 924 are the heat-conduction components be made up of metal etc., the heat of conducting from lamp 910 are released heat to outside appliance body 921.

Further, although do not illustrate, lamp 910 possesses powered lamp holder, earthy lamp holder and lamp circuit etc.Further, ligthing paraphernalia possesses the first lamp socket and the second lamp socket etc.

As previously discussed, the lighting device 900 involved by embodiment 9 of the present utility model is constituted.

By the lighting device 900 involved by above embodiment of the present utility model 9, the radiator 915 contacted with LED module 912 (substrate) contacts with heat extraction parts 924, thus can the mode of heat by conduction combine.Accordingly, the heat produced at the LED of LED module 912 is conducted to heat extraction parts 924 from radiator 915, and releases heat to ligthing paraphernalia 920 from heat extraction parts 924.

Like this, the lamp 910 involved by present embodiment is owing to can carry out heat extraction by the heat conduction path beyond powered lamp holder and earthy lamp holder to the heat of LED module 912, therefore, it is possible to dispel the heat to the heat that LED produces efficiently.Like this, due to the temperature of LED can be suppressed to rise, therefore, it is possible to suppress the light output characteristic of LED and the reduction of life characteristic.

(variation 1 of embodiment 9)

Then Figure 14 A is utilized to be described the lamp 910A involved by the variation 1 of the embodiment 9 of the present utility model and lighting device 900A that possesses this lamp 910A.Figure 14 A is the sectional view after cutting off with the face of the tubular axis in the lighting device involved by the variation 1 perpendicular to embodiment 9 of the present utility model.

As shown in Figure 14 A, the lighting device 900A in this variation possesses lamp 910A and ligthing paraphernalia 920.

The lamp 910 shown in lamp 910A and Figure 13 in this variation is identical, is lamp peripheral device (framework) to be separated the Straight LED in multiple part, possesses cap assembly 911, LED module 912 and radiator 915.

In this variation, be equipped with jog 916 at the first thermal component 915A of radiator 915.Jog 916 is formed on the exposed portion of radiator 915, plays the effect of fin.First thermal component 915A such as can be formed by aluminium drawing process, and the protuberance of jog 916 or recess are formed into the end of the opposing party from the end of a side of the length direction of cap assembly 911 always continuously.

Like this, by forming jog 916, therefore, it is possible to make the surface area of the first thermal component 915A increase at the first thermal component 915A.Like this, the thermal diffusivity of the first thermal component 915A can be improved.

Second thermal component 915B is while being connected with the heat extraction parts 924 of ligthing paraphernalia 920 and be kept.Further, the second thermal component 915B such as utilizes the through hole being arranged on the first thermal component 915A etc. to be connected with the first thermal component 915A.Accordingly, the first thermal component 915A is kept by the second thermal component 915B.Further, by this formation, lamp 910 is kept by ligthing paraphernalia 920.

By this above variation, same with above-mentioned embodiment 9, the heat that the LED at LED module 912 can be produced is transmitted to heat extraction parts 924 from radiator 915, and from heat extraction parts 924 heat extraction.Like this, can dispel the heat to the heat that LED produces efficiently.

And, in this variation, owing to being provided with jog 916 at the first thermal component 915A, therefore, it is possible to rejected heat in air by jog 916 efficiently.Accordingly, can dispel the heat to the heat that LED produces efficiently further.

Further, in this variation, also jog 916 (fin) can be formed by resin.That is, also the first thermal component 915A can be formed by resin.

(variation 2 of embodiment 9)

Then, Figure 14 B is utilized to be described the lamp 910B involved by the variation 2 of the embodiment 9 of the present utility model and lighting device 900B that possesses this lamp 910B.Figure 14 B is the sectional view after cutting off with the face vertical with the tubular axis in the lighting device involved by the variation 2 of embodiment 9 of the present utility model.

As shown in Figure 14B, the lighting device 900B in this variation possesses lamp 910B and ligthing paraphernalia 920.

Lamp 910B in this variation is identical with the lamp 910A shown in Figure 14 A, is the Straight LED that lamp peripheral device (framework) can be separated into multiple part, possesses cap assembly 911, LED module 912 and radiator 915.

In this variation, be provided with jog 917 at radiator 915 first thermal component 915A.Jog 917 is arranged on the Outboard Sections (with the part of the face opposite side of mounting LED module 912) of the first thermal component 915A, plays the function of fin.Jog 917 is made up of multiple flat board, and the plurality of flat board is formed, and the side vertical at the interarea of the flat part relative to mounting LED module 912 projects upwards.Jog 917 is exposed to lamp outside, and the outside be configured to lamp is outstanding.

First thermal component 915A such as can be formed by aluminium drawing process, and jog 917 is formed into the end of the opposing party from the end of a side of the length direction of cap assembly 911 always continuously.

Like this, by forming jog 917 at the first thermal component 915A, thus the surface area of the first thermal component 915A can be made to increase.Accordingly, the thermal diffusivity of the first thermal component 915A can be improved.

Second thermal component 915B is while being connected with the heat extraction parts 924 of ligthing paraphernalia 920 and be kept.Further, the second thermal component 915B is same with variation 1, such as, utilize and be arranged on the through hole of the first thermal component 915A etc. and be connected with the first thermal component 915A.Like this, the first thermal component 915A is kept by the second thermal component 915B.Further, by this formation, lamp 910 is maintained at ligthing paraphernalia 920.

By this above variation, same with above-mentioned embodiment 9, the heat that the LED at LED module 912 can be produced is transmitted to heat extraction parts 924 from radiator 915, and from heat extraction parts 924 by heat extraction.Accordingly, can dispel the heat to the heat that LED produces efficiently.

And, same with variation 1 in this variation, owing to being provided with jog 917 at the first thermal component 915A, therefore, it is possible to rejected heat in air by jog 917 efficiently.Like this, can dispel the heat to the heat that LED produces efficiently further.

Further, in this variation, also jog 917 (fin) can be formed by resin.That is, the first thermal component 915A can be formed by resin.

(other)

Be illustrated the lamp involved by the utility model and lighting device based on embodiment above, but, the utility model not limit by these embodiments.

Such as, the formation of LED module and thermal component not limit by above-mentioned embodiment.(a) to (c) of Figure 15 shows the formation of LED module in the lighting device involved by variation of the present utility model and thermal component.

As shown in Figure 15 (a), the surface of substrate 1012b forms two of the LED chip that covering two arranges containing fluorophor resin 1012c, when adopting containing these two the LED module 1012A containing the COB type of fluorophor resin 1012c, thermal component 1015A can be arranged on two back sides containing the substrate 1012b between fluorophor resin 1012c.

And, as shown in Figure 15 (b), the surface of substrate 1012b forms one of the LED chip that covering one arranges containing fluorophor resin 1012c, when adopting containing this LED module 1012B containing the COB type of fluorophor resin 1012c, two thermal component 1015B can be arranged on the back side of substrate 1012b, and make one to contain fluorophor resin 1012c between these two thermal component 1015B.

Or, when adopting above-mentioned LED module 1012B, also can be adopt the thermal component 1015C of waveform as shown in Figure 15 (c).

Further, in (a) to (c) of Figure 15, thermal component 1015A, 1015B and 1015C can be any one of radiator or heat pipe.

Further, in above-mentioned embodiment 1 to embodiment 8, although LED module adopts is the LED of SMD type, but the LED module of the COB type shown in embodiment 9 can also be adopted.Further, also can using the LED module in embodiment 9 as the LED module of LED that have employed SMD type.

Further, in the above-described embodiment, although be provided with heat extraction parts in addition, to carry out heat extraction to the heat of LED, but, be not limited by this.Such as, also the appliance body of ligthing paraphernalia itself can be used as heat extraction parts.That is, the formation that can adopt is, the heat-conduction component of lamp or radiator are contacted with the appliance body of ligthing paraphernalia.

Further, in the above-described embodiment, when not carrying out special explanation, can be fixed by the mode that sticker or the screws etc. such as silicones are appropriate between all parts.When adopting sticker, in order to improve the pyroconductivity of sticker, and inorganic particulate suitably can be mixed into sticker.The nonmetal particle such as the metallics such as silver, copper or aluminium or aluminium oxide, aluminium nitride, carborundum or graphite can be adopted as this inorganic particulate.By improving the pyroconductivity of sticker, thus the heat conducting efficiency between all parts can be improved.

Further, in the above-described embodiment, although show LED as light-emitting component citing, but other the light-emitting component such as semiconductor laser, organic EL (Electro Luminescence: electroluminescent) or inorganic EL can also be adopted.

In addition, the various distortion that those skilled in the art can expect in the scope not departing from purport of the present utility model are also contained in scope of the present utility model.Further, in the scope of interesting purport not departing from utility model, also can each inscape in multiple embodiment at random be combined.

The utility model extensively can be used in the lamp and lighting device etc. that have employed the light-emitting components such as LED.

symbol description

100,200,300,400,500,600,700,800,900,900A, 900B lighting device

110,210,310,410,510,610,710,810,910,910A, 910B lamp

111,311,511,611,811,911 cap assemblies

111a reach through hole

112,312A, 312B, 912,1012A, 1012B LED module

112a LED

112b, 1012b substrate

113,313,513,613 powered lamp holders

The powered cap body of 113a, 313a, 513a, 613a

113b, 513b, 613b are by electrical prongs

114,314,614 earthy lamp holders

The earthy cap body of 114a, 314a, 614a

114b, 614b grounding pin

115,315A, 315B, 515,615,715A, 715B, 815,915 radiators

115a, 815a, 915A first thermal component

115b, 815b, 915B second thermal component

116,216,316,516,616A, 616B heat-conduction component

117,118 fixed parts

120,320,420,520,620,720,820,920 ligthing paraphernalias

121,321,521,621,721,921 appliance bodies

122,322,522,722 first lamp sockets

123,323,723 second lamp sockets

124,324,524,624A, 624B, 724A, 724B, 816,924 heat extraction parts

125 elastomeric elements

126 heat-conduction components

215,415A, 415B heat pipe

215a first heat pipe

215b second heat pipe

311A first cap assembly

311B second cap assembly

313b power connector

314b grounding connector

317 connecting members

317a, 514a, 614c penetrating part

514 installing components

525 holding members

916,917 jogs

1012c is containing fluorophor resin

1015A, 1015B, 1015C thermal component

Claims

1. a lamp is the lamp of the Straight being maintained at ligthing paraphernalia, and this ligthing paraphernalia possesses and carries out the power supply part of powering to this lamp, it is characterized in that,

This light fixture is standby:

The framework of elongate;

Be configured in the substrate in described framework;

Be arranged on the light-emitting component of described substrate;

The electric component of the electric power for making described light-emitting component luminescence is accepted from described power supply part; And

The thermal component that the heat produced described light-emitting component is dispelled the heat,

Described thermal component at least partially with the heat extraction parts be configured in outside described framework, can the mode of heat by conduction combine.

2. lamp as claimed in claim 1, is characterized in that,

Described heat extraction parts are arranged on described ligthing paraphernalia.

3. lamp as claimed in claim 2, is characterized in that,

Described thermal component and described substrate contacts.

4. the lamp described in any one of claims 1 to 3, is characterized in that,

This lamp also possesses the heat-conduction component be arranged on outside described framework,

Described thermal component has the first radiating part and the second radiating part, described first radiating part along described framework length direction and be extended setting, described second radiating part is extended setting along the direction substantially vertical with described length direction,

Described heat-conduction component both contacted with described second radiating part, again with described heat extraction parts can the mode of heat by conduction be combined.

5. lamp as claimed in claim 4, is characterized in that,

Described second radiating part is arranged on the central portion on the length direction of described framework.

6. the lamp as described in any one of claims 1 to 3, is characterized in that,

Described framework is made up of multiple frame part,

Described lamp also has connecting member connected to each other for described multiple frame part,

Described connecting member has the penetrating part making described thermal component break-through,

Described thermal component between described multiple connecting member adjacent one another are and the break-through of described penetrating part, thus can the mode of heat by conduction be combined with described heat extraction parts.

7. the lamp as described in any one of claims 1 to 3, is characterized in that,

This lamp also possesses installing component and heat-conduction component, described installing component be used for this lamp is installed to described ligthing paraphernalia, described heat-conduction component be arranged on outside described framework at least partially, other a part at least contacts with described thermal component,

Described installing component has the penetrating part making described heat-conduction component break-through,

Described heat-conduction component by being connected with described heat extraction parts, thus described thermal component at least partially can the mode of heat by conduction be combined with described heat extraction parts.

8. lamp as claimed in claim 7, is characterized in that,

Described heat-conduction component, by this lamp being installed to described ligthing paraphernalia and making this lamp rotate, thus with described heat extraction component contact.

9. lamp as claimed in claim 1, is characterized in that,

Described power supply part can move up and down,

Described thermal component at least partially described, by this lamp being installed to described ligthing paraphernalia and making described power supply part increase, thus with described heat extraction component contact.

10. lamp as claimed in claim 9, is characterized in that,

This light fixture is ready for use on the installing component this lamp being installed to described ligthing paraphernalia,

Described thermal component is arranged on the outer surface of described installing component.

11. lamps as described in any one of claim 1 to 10, is characterized in that,

Described thermal component is made up of metal.

12. lamps as described in any one of claim 1 to 10, is characterized in that,

Described thermal component is made up of heat pipe.

13. 1 kinds of lighting devices, is characterized in that possessing:

Lamp described in any one of claim 1 to 12; And

Described ligthing paraphernalia.