CN201003737Y - Heat dissipation structure light-emitting diode head light - Google Patents

Heat dissipation structure light-emitting diode head light Download PDF

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Publication number
CN201003737Y
CN201003737Y CNU2006201375778U CN200620137577U CN201003737Y CN 201003737 Y CN201003737 Y CN 201003737Y CN U2006201375778 U CNU2006201375778 U CN U2006201375778U CN 200620137577 U CN200620137577 U CN 200620137577U CN 201003737 Y CN201003737 Y CN 201003737Y
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CN
China
Prior art keywords
heat
emitting diode
light
led
radiating substrate
Prior art date
Application number
CNU2006201375778U
Other languages
Chinese (zh)
Inventor
吴金益
Original Assignee
北京智能光鼎光电科技有限公司
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Filing date
Publication date
Application filed by 北京智能光鼎光电科技有限公司 filed Critical 北京智能光鼎光电科技有限公司
Priority to CNU2006201375778U priority Critical patent/CN201003737Y/en
Application granted granted Critical
Publication of CN201003737Y publication Critical patent/CN201003737Y/en

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Abstract

The utility model relates to a LED lamp, comprising a heat radiating soleplate, at least one LED module and a heat radiating unit. The LED module is installed on one surface of the heat radiating soleplate. The heat radiating unit is turned back to the LED module and positioned on the other surface of the heat radiating soleplate. The heat radiating unit has at least one fin and at least one heat conduit. One end of the heat conduit is coupled with the heat radiating soleplate, and the other end is coupled with the fin.

Description

A kind of LED illumination lamp of radiator structure

[technical field]

The invention relates to a kind of LED illumination lamp, particularly relevant for a kind of LED illumination lamp with radiator structure.

[background technology]

Therefore light emitting diode replaces tengsten lamp that power consumption is big, service life is short and the mercury vapor lamp with contaminative gradually owing to have advantages such as volume is little, efficient is high, power saving, is widely used in the lighting apparatus of a new generation.

At present, along with the lifting of crystal technique of heap of stone, the power of single light emitting diode is promoted to 3 watts even 5 watts from 1 watt.Yet High Power LED also produces higher heat in luminous the time, and therefore, led lamp must have good heat dissipation design, to avoid temperatures involved its service life.Especially, utilize plural number to form the illuminating lamp of a high power (for example greater than 20 watts), because light emitting diode is arranged on the circuit board thick and fast greater than 1 watt light emitting diode.When this illuminating lamp start, will cause the temperature of light emitting diode significantly to raise, and make the temperature of circuit board present uneven distribution, and form many high-temperature areas, and then cause the luminous efficiency of illuminating lamp to descend, and reduce the service life of illuminating lamp.

Prior art is that the foregoing circuit plate is arranged on the heat-radiating substrate, yet the temperature that will effectively reduce light emitting diode must adopt the larger area heat-radiating substrate, so will increase the size and the production cost of LED illumination lamp.

In sum, how a kind of LED illumination lamp with radiator structure is provided, can utilizes the illuminating lamp narrow space effectively to dispel the heat, to reduce the temperature of light emitting diode, and then the luminous efficiency of illuminating lamp and service life are increased, what the person of being to use looked forward to.

[summary of the invention]

Purpose of the present invention is providing a kind of LED illumination lamp exactly, can reduce the temperature of light emitting diode effectively, and then increases the luminous efficiency and the service life of LED illumination lamp.

Another object of the present invention is exactly in that a kind of LED illumination lamp is provided, and can reduce the area of heat-radiating substrate, and then dwindle the size of LED illumination lamp and reduce its production cost.

Another object of the present invention is providing a kind of LED illumination lamp exactly, makes the setting of radiator structure respective leds module, uses the radiating effect and the maintenance convenience that improve LED illumination lamp.

According to above-described purpose, a kind of LED illumination lamp is proposed, include a heat-radiating substrate, at least one light-emitting diode (LED) module and at least one radiator structure.Light-emitting diode (LED) module is arranged at a surface of heat-radiating substrate.Radiator structure is arranged at another surface of heat-radiating substrate back to light-emitting diode (LED) module.Radiator structure includes at least one radiating fin and at least one heat pipe.One end of heat pipe and heat-radiating substrate coupling, the other end of heat pipe and radiating fin coupling.

According to LED illumination lamp of the present invention, have a heat-radiating substrate and at least one radiator structure, wherein radiator structure includes at least one radiating fin and at least one heat pipe, an end of heat pipe and heat-radiating substrate coupling, the other end of heat pipe and radiating fin coupling.Utilize this radiator structure, can dwindle the area of heat-radiating substrate, increase the luminous efficiency and the service life of illuminating lamp.

According to the described LED illumination lamp of a preferred embodiment of the present invention, wherein radiator structure has a plurality of radiating fins, be arranged in parallel, each radiating fin has a through hole, these a little through holes form a channel, and cooling blast both can also can flow along the direction of channel along flowing between two adjacent radiating fins, heat on the radiating fin can more effectively be removed, and then improve the radiating effect of radiator structure.

According to above-described purpose, a kind of LED illumination lamp is more proposed, include a heat-radiating substrate, a plurality of light-emitting diode (LED) module and a plurality of radiator structure.Light-emitting diode (LED) module is arranged at a surface of heat-radiating substrate.Radiator structure is arranged at another surface of heat-radiating substrate back to light-emitting diode (LED) module.Each radiator structure and a light-emitting diode (LED) module corresponding setting wherein.Radiator structure includes at least one radiating fin and at least one heat pipe.One end of heat pipe and heat-radiating substrate coupling, the other end of heat pipe and radiating fin coupling.

According to LED illumination lamp of the present invention, each radiator structure and a light-emitting diode (LED) module corresponding setting wherein, so radiator structure can preferably dispel the heat at light-emitting diode (LED) module.In addition, when light-emitting diode (LED) module or radiator structure damage, the user can change and keep in repair for light-emitting diode (LED) module or radiator structure by Modularly.

By the invention described above preferred embodiment as can be known, the present invention has the following advantages:

1. according to LED illumination lamp of the present invention, utilize radiator structure, can reduce the temperature of light emitting diode effectively, dwindle the area of heat-radiating substrate, and then increase the luminous efficiency and the service life of illuminating lamp.

2. according to LED illumination lamp of the present invention, each radiating fin has a through hole, these a little through holes form a channel, cooling blast both can be along flowing between two adjacent radiating fins, also can flow along the direction of channel, heat on the radiating fin can more effectively be removed, and then improve the radiating effect of radiator structure.

3. according to LED illumination lamp of the present invention, each radiator structure and a light-emitting diode (LED) module corresponding setting wherein, therefore radiator structure can dispel the heat at light-emitting diode (LED) module, and the user can change and keep in repair for light-emitting diode (LED) module or radiator structure by Modularly.

[description of drawings]

For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, appended graphic being described in detail as follows:

Fig. 1 is the explosive view of the LED illumination lamp of a preferred embodiment of the present invention.

Fig. 2 is the front view of the LED illumination lamp of Fig. 1.

Fig. 3 is the side view of the LED illumination lamp of Fig. 1.

Fig. 4 is the top view of the LED illumination lamp of another preferred embodiment of the present invention.

Fig. 5 is the following view of the LED illumination lamp of Fig. 4.

The primary clustering symbol description:

100: LED illumination lamp 132: radiating fin

110: heat-radiating substrate 133: recess

112: a surface 134 of heat-radiating substrate: heat pipe

114: another surface 136 of heat-radiating substrate: through hole

116: groove 138: channel

120,220: light-emitting diode (LED) module 140: glass plate

122: circuit board 150: framework

124: light emitting diode 160: locked instrument

130: radiator structure

[specific embodiment]

Know high-power LED illumination lamp,, therefore cause the luminous efficiency of illuminating lamp and the decline in service life owing to be difficult to carry out efficiently radiates heat for light emitting diode.The present invention discloses a kind of LED illumination lamp with radiator structure, and its radiator structure can effectively reduce the temperature of light emitting diode, promptly to increase the luminous efficiency and the service life of illuminating lamp.And this radiator structure can dwindle the area of the heat-radiating substrate of LED illumination lamp, and then reduces the size and the production cost of LED illumination lamp.

As shown in Figure 1, the explosive view of the LED illumination lamp of a preferred embodiment of the present invention.This LED illumination lamp 100 includes a heat-radiating substrate 110, a light-emitting diode (LED) module 120 and at least one radiator structure 130 at least.Light-emitting diode (LED) module 120 is arranged at a surface 112 of heat-radiating substrate 110, and radiator structure 130 is arranged on the heat-radiating substrate 110 another surface 114 back to light-emitting diode (LED) module 120.Light-emitting diode (LED) module 120 comprises a circuit board 122 and at least one light emitting diode 124, and circuit board 122 fits in heat-radiating substrate 110, and light emitting diode 124 is arranged on the circuit board 122.Radiator structure 130 includes at least one radiating fin 132 and at least one heat pipe 134.The external form of heat pipe 134 for example is the U type, one end and heat-radiating substrate 110 couplings, the other end and radiating fin 132 couplings.So, the heat energy that produced of light emitting diode 124 can be distributed in the external environment by radiator structure 130.

More specifically, heat-radiating substrate 110, heat pipe 134 can adopt highly heat-conductive material with the material of radiating fin 132, for example are aluminium or copper.One end of heat pipe 134 for example is that the mode with soldering or silver soldering is arranged at heat-radiating substrate 110.Preferably, heat-radiating substrate 110 can be provided with at least one groove 116, one end of heat pipe 134 is arranged on the groove 116, this groove 116 can increase the heat transfer area of heat pipe 134 and heat-radiating substrate 110, make the heat energy of heat-radiating substrate 110 can be quicker and efficient ground conduct to radiating fin 132 by heat pipe 134.

Fig. 2 is the front view of the LED illumination lamp 100 of Fig. 1.With reference to Fig. 1 and Fig. 2, at the other end of heat pipe 134, radiating fin 132 for example is to engage with heat pipe 134 in the mode of welding.Preferably, radiating fin 132 is L types, and its one side 132a is welded in heat pipe 134, and another side 132b is welded in heat-radiating substrate 110.So, the heat energy of heat-radiating substrate 110 not only can conduct to radiating fin 132 by heat pipe 134, also can directly conduct to radiating fin 132 by heat-radiating substrate 110.In addition, each radiating fin 132 can be provided with at least one recess 133, and heat pipe 134 can be coupled with recess 133, and this recess 133 can increase the heat transfer area of heat pipe 134 and radiating fin 132.

Fig. 3 is the side view of the LED illumination lamp 100 of Fig. 1.With reference to Fig. 1 and Fig. 3, what deserves to be mentioned is, in this preferred embodiment, each radiating fin 132 has a through hole 136, the through hole 136 of a plurality of radiating fins 132 can form a channel 138, cooling blast can be flowed in channel 138, so, when LED illumination lamp 100 is applied to outdoor environment, because outdoor air-flow is not to flow along fixed-direction, cooling blast both can also can flow along the direction of channel 138 along flowing between two adjacent radiating fins 132, heat on the radiating fin 132 can more effectively be removed, and then improve the radiating effect of radiator structure 130.

The radiator structure 130 of this preferred embodiment can significantly reduce the temperature of light emitting diode 124 and the required area of heat-radiating substrate 110, for example, the light emitting diode 124 of installing 20 1 watt to 3 watts is 310mm in length, width is the circuit board 122 of 223mm, forms the ultra high power LED illumination lamp 100 more than 20 watts.The radiator structure 130 of this preferred embodiment is not set, the temperature of its light emitting diode 124 will arrive more than 70 ℃, when the radiator structure 130 that this preferred embodiment is set, heat-radiating substrate 110 any 2 temperature differences can be reduced to below 1 ℃, the temperature of light emitting diode 124 can descend more than 30 ℃, and the required area of heat-radiating substrate 110 also can dwindle and reach 25%.

Continuation is with reference to Fig. 1, and LED illumination lamp 100 more includes a glass plate 140, a framework 150 and a locked instrument 160.Wherein glass plate 140 provides a rainproof and dustproof function, causes the damage of LED illumination lamp 100 to prevent extraneous poor environment, and framework 150 is in order to be fixed in circuit board 122 and glass plate 140 on the heat-radiating substrate 110.Locked instrument 160 is in order to be arranged at LED illumination lamp 100 a lamp stand (not shown).So, LED illumination lamp 100 of the present invention can be applied to an outdoor street lamp, not only has the advantage of high brightness, province's energy, also has good heat radiation and safeguard function.

As shown in Figure 4, the top view of the LED illumination lamp of another preferred embodiment of the present invention, Fig. 5 are the vertical views of the LED illumination lamp of Fig. 4.With reference to Fig. 4 and Fig. 5, this LED illumination lamp 200 includes a heat-radiating substrate 110, a plurality of radiator structure 130 and a plurality of light-emitting diode (LED) module 220 at least simultaneously.Wherein light-emitting diode (LED) module 220 is arranged at a surface 114 of heat-radiating substrate 110, and radiator structure 130 is back to light-emitting diode (LED) module 220, is arranged at another surface 116 of heat-radiating substrate 110.It should be noted that each radiator structure 130 and light-emitting diode (LED) module 220 a corresponding setting wherein, so radiator structure 130 can dispel the heat at light-emitting diode (LED) module 220 preferably.In addition, when light-emitting diode (LED) module 220 or radiator structure 130 damages, the user can change and keep in repair for light-emitting diode (LED) module 220 or radiator structure 130 by Modularly.

Claims (10)

1. the LED illumination lamp of a radiator structure is characterized in that:
One heat-radiating substrate;
At least one light-emitting diode (LED) module is arranged at a surface of this heat-radiating substrate; And
At least one radiator structure back to this light-emitting diode (LED) module, is arranged at another surface of this heat-radiating substrate, and this radiator structure comprises:
At least one radiating fin; And
At least one heat pipe, an end of this heat pipe and the coupling of this heat-radiating substrate,
The other end of this heat pipe and the coupling of this radiating fin.
2. LED illumination lamp according to claim 1 is characterized in that:
One heat-radiating substrate;
A plurality of light-emitting diode (LED) modules are arranged at a surface of this heat-radiating substrate; And
A plurality of radiator structures back to this light-emitting diode (LED) module, are arranged at another surface of this heat-radiating substrate, each those radiator structure and the corresponding setting wherein of those light-emitting diode (LED) modules, and this radiator structure comprises:
At least one radiating fin is arranged on this heat-radiating substrate; And
At least one heat pipe, an end of this heat pipe and the coupling of this heat-radiating substrate, the other end of this heat pipe and the coupling of this radiating fin.
3. LED illumination lamp according to claim 1 and 2 is characterized in that: this radiator structure has a plurality of radiating fins, is arranged in parallel, and each those radiating fin has a through hole, and wherein those through holes form a channel.
4. LED illumination lamp according to claim 1 and 2 is characterized in that: light-emitting diode (LED) module comprises a circuit board and at least one light emitting diode, and this circuit board fits in heat-radiating substrate, and this light emitting diode is arranged on this circuit board.
5. LED illumination lamp according to claim 1 and 2 is characterized in that: this heat-radiating substrate has a groove, this heat pipe and the coupling of this groove.
6. LED illumination lamp according to claim 1 and 2 is characterized in that: this radiating fin has a recess, this heat pipe and the coupling of this recess.
7. LED illumination lamp according to claim 1 and 2 is characterized in that: this heat pipe is a U type heat pipe.
8. LED illumination lamp according to claim 1 and 2 is characterized in that: the material of this heat-radiating substrate and the material of heat pipe are aluminium or copper.
9. LED illumination lamp comprises:
One heat-radiating substrate has at least one groove;
At least one light-emitting diode (LED) module is arranged at a surface of this heat-radiating substrate, and this light-emitting diode (LED) module comprises a circuit board and at least one light emitting diode, and this circuit board fits in heat-radiating substrate, and this light emitting diode is arranged on this circuit board; And
At least one radiator structure back to this light-emitting diode (LED) module, is arranged at another surface of this heat-radiating substrate, and this radiator structure comprises:
A plurality of radiating fins are arranged in parallel, and each those radiating fin has a through hole and a recess, and those through holes form a channel; And
At least one U type heat pipe, this groove coupling of an end of this U type heat pipe and this heat-radiating substrate, those recess couplings of the other end of this U type heat pipe and those radiating fins.
10. LED illumination lamp comprises:
One heat-radiating substrate has plurality of grooves;
A plurality of light-emitting diode (LED) modules are arranged at a surface of this heat-radiating substrate, and each those light-emitting diode (LED) module comprises a circuit board and at least one light emitting diode, and this circuit board fits in heat-radiating substrate, and this light emitting diode is arranged on this circuit board; And
A plurality of radiator structures back to this light-emitting diode (LED) module, are arranged at another surface of this heat-radiating substrate, each those radiator structure and the corresponding setting wherein of those light-emitting diode (LED) modules, and each those radiator structure comprises:
A plurality of radiating fins are arranged in parallel, and each those radiating fin has a through hole and a recess, and those through holes form a channel; And
The coupling wherein of at least one U type heat pipe, an end of this U type heat pipe and those grooves, those recess couplings of the other end of this U type heat pipe and those radiating fins.
CNU2006201375778U 2006-10-25 2006-10-25 Heat dissipation structure light-emitting diode head light CN201003737Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2006201375778U CN201003737Y (en) 2006-10-25 2006-10-25 Heat dissipation structure light-emitting diode head light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2006201375778U CN201003737Y (en) 2006-10-25 2006-10-25 Heat dissipation structure light-emitting diode head light

Publications (1)

Publication Number Publication Date
CN201003737Y true CN201003737Y (en) 2008-01-09

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CNU2006201375778U CN201003737Y (en) 2006-10-25 2006-10-25 Heat dissipation structure light-emitting diode head light

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101749684A (en) * 2010-02-10 2010-06-23 温雅 Special heat dissipation structure of LED (light-emitting diode) lamp
CN101813275A (en) * 2010-05-06 2010-08-25 上海大学 High power LED street lamp with high heat dispersion
WO2010135910A1 (en) * 2009-05-27 2010-12-02 Zheng Richun High-power integrated led lamp
CN101619842B (en) * 2008-07-04 2011-03-23 富准精密工业(深圳)有限公司 Light-emitting diode lamp and light engine thereof
CN102667326A (en) * 2009-06-03 2012-09-12 沃克斯材料有限公司 Lamp assembly and method for making same
CN105953191A (en) * 2016-06-22 2016-09-21 东莞市闻誉实业有限公司 Heat-dissipating lamp
CN106016206A (en) * 2016-06-22 2016-10-12 东莞市闻誉实业有限公司 LED illuminating equipment
CN106051484A (en) * 2016-06-22 2016-10-26 东莞市闻誉实业有限公司 High-power heat dissipation LED lamp

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101619842B (en) * 2008-07-04 2011-03-23 富准精密工业(深圳)有限公司 Light-emitting diode lamp and light engine thereof
WO2010135910A1 (en) * 2009-05-27 2010-12-02 Zheng Richun High-power integrated led lamp
CN102667326A (en) * 2009-06-03 2012-09-12 沃克斯材料有限公司 Lamp assembly and method for making same
CN102667326B (en) * 2009-06-03 2016-08-10 沃克斯材料有限公司 Lamp assembly and manufacture method
CN101749684A (en) * 2010-02-10 2010-06-23 温雅 Special heat dissipation structure of LED (light-emitting diode) lamp
CN101813275A (en) * 2010-05-06 2010-08-25 上海大学 High power LED street lamp with high heat dispersion
CN105953191A (en) * 2016-06-22 2016-09-21 东莞市闻誉实业有限公司 Heat-dissipating lamp
CN106016206A (en) * 2016-06-22 2016-10-12 东莞市闻誉实业有限公司 LED illuminating equipment
CN106051484A (en) * 2016-06-22 2016-10-26 东莞市闻誉实业有限公司 High-power heat dissipation LED lamp
CN105953191B (en) * 2016-06-22 2019-06-04 东莞市闻誉实业有限公司 Radiating lamp
CN106016206B (en) * 2016-06-22 2019-06-04 东莞市闻誉实业有限公司 LED illumination device

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Effective date of registration: 20080808

Address after: Shanghai city Xuhui District Caoxi road 251 Lane No. 5 room 20A, zip code: 200235

Patentee after: Shanghai Yisida International Trade Co., Ltd.

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Patentee before: Beijing Illigent Guangding Photoelectric Science & Technology Co., Ltd.

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Patentee after: Zhongshan Erquan lighting Co.,Ltd.

Address before: 200235 Shanghai city Xuhui District Caoxi road 251 Lane No. 5 room 20A

Patentee before: Shanghai Yisida International Trade Co., Ltd.

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