CN103953868A - High-power LED lamp with efficient cooling - Google Patents

High-power LED lamp with efficient cooling Download PDF

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Publication number
CN103953868A
CN103953868A CN201410199831.6A CN201410199831A CN103953868A CN 103953868 A CN103953868 A CN 103953868A CN 201410199831 A CN201410199831 A CN 201410199831A CN 103953868 A CN103953868 A CN 103953868A
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CN
China
Prior art keywords
power led
heat
high
heat radiation
radiator body
Prior art date
Application number
CN201410199831.6A
Other languages
Chinese (zh)
Inventor
辛晶晶
王辉
吴国彬
胡倩
史竹君
张晓东
Original Assignee
安徽万东光电科技有限公司
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Application filed by 安徽万东光电科技有限公司 filed Critical 安徽万东光电科技有限公司
Priority to CN201410199831.6A priority Critical patent/CN103953868A/en
Publication of CN103953868A publication Critical patent/CN103953868A/en

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Abstract

The invention discloses a high-power LED lamp with efficient cooling. The high-power LED lamp with efficient cooling includes a high-power LED lamp base with efficient cooling, and a plurality of high-power LED lamp beads with efficient cooling, wherein the high-power LED lamp beads with efficient cooling are clustered in an LED lamp body, and the LED lamp body is mounted on an aluminum substrate of the base through bolts. The low-heat high-power LED lamp provided by the invention has the advantages of good cooling effect, low cost as well as more compact and attractive structure.

Description

The efficient high-power LED illuminating lamp of a kind of heat radiation

Technical field

The efficient high-power LED illuminating lamp of a kind of heat radiation, belongs to LED illuminating lamp technical field, particularly the efficient high-power LED illuminating lamp of a kind of heat radiation.

Background technology

In global energy anxiety, advocate under the overall background of green sustainable energy, great power LED is as being a kind of novel semi-conductor solid light source, compared with conventional light source, have that security reliability is strong, power consumption is few, luminous efficiency is high, practical, good stability, response time color changeable, be conducive to the advantages such as environmental protection.But based on current semiconductor fabrication, great power LED can only be converted into luminous energy by approximately 15% input power, and all the other 85% have changed into heat energy.If a large amount of heats can not shed, can speed-up chip and fluorescent material aging, also may cause chip failure, in the time of temperature rise, LED colourity also can variation, causes a series of adverse consequences.And along with the increase of LED power, the heat that LED chip distributes is more and more, and the heat dissipation problem of LED is also more and more outstanding.Solving heat dissipation problem has great significance to high-power LED illuminating lamp.

Summary of the invention

In order to solve the heat dissipation problem of high-power LED illuminating lamp, the invention provides the efficient high-power LED illuminating lamp of a kind of heat radiation.

The present invention is achieved in that

The efficient high-power LED illuminating lamp of a kind of heat radiation, is characterized in that, it comprises a kind of large-power LED light bead of dispel the heat efficient high-power LED illuminating lamp pedestal and a kind of high efficiency and heat radiation; The several boundlings of described large-power LED light bead are in a LED lamp body, and LED lamp body is arranged on the aluminium base of pedestal with bolt.

Described illuminating lamp pedestal comprises radiator body aluminium core, fin, aluminium base, bottom copper sheet, heat-conducting copper pipe and lamp body; Wherein, on aluminium base by being welded with a slice bottom copper sheet, radiator body aluminium core is fixed by welding on bottom copper sheet, radiator body aluminium core lateral wall is fixed with some fin by groove, and fin again by reinforcement of weld on bottom copper sheet, some heat-conducting copper pipes are weldingly fixed on the corresponding circular arc type groove of radiator body aluminium in-core wall and bottom copper sheet.

Described radiator body aluminium core, made by the aluminum with thermal conductive resin, its outer wall is processed with a series of rectangle groove, in order to inserting fin, there are a series of arc-shaped grooves with certain rule at the inwall of radiator body aluminium core, increase its heat radiation contact area, improve radiating efficiency, in the corresponding arc-shaped groove of the inwall of radiator body aluminium core, be welded with some heat-conducting copper pipes, accelerate heat conduction from top to bottom in the inner chamber of radiator body aluminium core, evenly heat distribution chamber in, a series of arc-shaped grooves with certain rule of the inwall by radiator body aluminium core, the in the situation that of different demand, we can correspondingly add the heat-conducting copper pipe of some, obtain required different radiating effects, the upper surface of radiator body aluminium core has several screwed holes, for connecting the power shelf of high-powered LED lamp.

Described fin, made by the copper product with thermal conductive resin, and be evenly arranged in the outer wall of radiator body aluminium core, on the surface of fin, under the prerequisite that ensures air contact area, be processed with the hole of several formed objects by rule, the some fin that radiator body aluminium outer core is evenly arranged, its corresponding lip-deep several holes have formed some heat flow loops, effectively prevent the too high harmful effect bringing of local heatsink temperature, improve radiating efficiency.

The relevant position of described aluminium base and bottom copper sheet is processed with several screwed holes, for the lamp body of fixing high-powered LED lamp, radiator bottom is made up of aluminium base and bottom copper sheet, ensure the structural strength of radiator, make again the heat of high-power LED illuminating lamp upwards be transmitted by bottom fast, raise the efficiency, cost-saving.

Described heat-conducting copper pipe adopts the copper product with thermal conductive resin, and there is enough height, in it, can add corresponding medium (water or other media) and be used for improving the thermal conductivity of heat pipe, heat-conducting copper pipe is fixed by welding on bottom copper sheet and radiator body aluminium core, accelerate heat conduction from top to bottom in radiator, evenly chamber in heat distribute, raising radiating efficiency.

Useful technique effect of the present invention embodies in the following areas:

1. the present invention takes full advantage of thermal convection principle, realizes extending type radiating mode, and the heat that LED lamp source is discharged passes fast.

2. the hollow wall of the radiator body aluminium core that the present invention adopts is the circular arc type groove with certain rule, expand area of dissipation, in corresponding groove, be welded with heat conduction copper, be equipped with pipe heat-conducting copper pipe inside has excellent heat conductivity performance and obtains heat-conducting medium, accelerates outwards transmitting fast of lamp body light source place heat; On the outer wall of radiator body aluminium core, there is the copper fin of some, on the surface of fin, under the prerequisite that ensures air contact area, be processed with the hole of several formed objects by rule.Gelled hole on the outer wall of radiator body aluminium core forms some heat flow loops in space, ensures being uniformly distributed of heat on all fin, effectively prevents the too high harmful effect bringing of local heatsink temperature, improves radiating efficiency.

3. the present invention is not only simple in structure, easy for installation, and has reasonably selected material economy cost.

Brief description of the drawings

Fig. 1 is the efficient high-power LED illuminating lamp structure chart of a kind of heat radiation.

Fig. 2 is the efficient high-power LED illuminating lamp structure explosive view of a kind of heat radiation.

Fig. 3 is the efficient high-power LED illuminating lamp installation diagram of a kind of heat radiation.

Fig. 4 is the efficient high power LED lighting lamp radiator installation diagram of a kind of heat radiation.

Fig. 5 is the efficient high power LED lighting lamp radiator body aluminium cored structure figure of a kind of heat radiation.

Sequence number in figure: 1, fin; 2, aluminium base; 3, bottom copper sheet; 4, heat-conducting copper pipe; 5, radiator body aluminium core; 6, lamp body.

Detailed description of the invention

Below in conjunction with accompanying drawing, by embodiment, the present invention is further described.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the efficient high-power LED illuminating lamp of a kind of heat radiation, is characterized in that, it comprises a kind of large-power LED light bead of dispel the heat efficient high-power LED illuminating lamp pedestal and a kind of high efficiency and heat radiation; In described LED lamp body 6 of 48 boundlings of large-power LED light bead, LED lamp body 6 use bolts are arranged on the aluminium base of pedestal.

Described illuminating lamp pedestal comprises radiator body aluminium core 5, fin 1, aluminium base 2, bottom copper sheet 3, heat-conducting copper pipe 4 and lamp body 6; Wherein, on aluminium base 2 by being welded with a slice bottom copper sheet, radiator body aluminium core is fixed by welding on bottom copper sheet 3, radiator body aluminium core 5 lateral walls are fixed with some fin 1 by groove, and fin 1 again by reinforcement of weld on bottom copper sheet 3, some heat-conducting copper pipes 4 are weldingly fixed on the radiator body aluminium core corresponding circular arc type groove of 5 inwall and bottom copper sheet 3.

The large-power LED light bead of described high efficiency and heat radiation has adopted thermal conductivity up to WD-1 type eutectic material 265W/mk, that be made up of tin, magnesium, strontium Novel metal alloy material.

Operation principle of the present invention is described as follows:

In the time that lamp body 6 light sources produce amount of heat, heat is delivered on bottom copper sheet 3 by aluminium base 2, and such material is selected, and has met the needs of structural strength and heat conductivility.

Heat has been delivered on radiator body aluminium core 5, fin 1 and heat-conducting copper pipe 4 by bottom copper sheet 3.Utilize thermal convection current and heat pipe principle at this, realized extending type radiating mode, high efficiency and heat radiation.

Radiator body aluminium core 5, made by the aluminum with thermal conductive resin, its outer wall is processed with a series of rectangle groove, in order to inserting fin 1, there are a series of arc-shaped grooves with certain rule at the inwall of radiator body aluminium core 5, increase its heat radiation contact area, improve radiating efficiency, in the corresponding arc-shaped groove of the inwall of radiator body aluminium core 5, be welded with some heat-conducting copper pipes 4, accelerate heat conduction from top to bottom in the inner chamber of radiator body aluminium core 5, evenly heat distribution chamber in, a series of arc-shaped grooves with certain rule of the inwall by radiator body aluminium core 5, the in the situation that of different demand, we can correspondingly add the heat-conducting copper pipe 4 of some, obtain required different radiating effects.

Fin 1, made by the copper product with thermal conductive resin, and all with the outer wall that is arranged in radiator body aluminium core 5, on the surface of fin 1, under the prerequisite that ensures air contact area, be processed with the hole of several formed objects by rule, the some fin 1 that radiator body aluminium core 5 outer walls are evenly arranged, its corresponding lip-deep several holes have formed some heat flow loops, effectively prevent the too high harmful effect bringing of local heatsink temperature, improve radiating efficiency.

Heat-conducting copper pipe 4 adopts the copper product with thermal conductive resin, and there is enough height, in it, can add corresponding medium (water or other media) and be used for improving the thermal conductivity of heat pipe, heat-conducting copper pipe 4 is fixed by welding on bottom copper sheet 3 and radiator body aluminium core 5, accelerate heat conduction from top to bottom in radiator, evenly chamber in heat distribute, raising radiating efficiency.

Heat conveying flow: lamp body 6 produces heat and is delivered to aluminium base 2, then be delivered to bottom copper sheet 3 by aluminium base 2, be finally delivered to fin 1, radiator body aluminium core 5 and heat-conducting copper pipe 4.

In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.

Claims (3)

1. the efficient high-power LED illuminating lamp of heat radiation, is characterized in that, it comprises a kind of high-power LED illuminating lamp pedestal of high efficiency and heat radiation and a kind of large-power LED light bead of high efficiency and heat radiation; The several boundlings of large-power LED light bead of described high efficiency and heat radiation are in a LED lamp body (6), and LED lamp body is arranged on the aluminium base of pedestal with bolt.
2. the efficient high-power LED illuminating lamp of a kind of heat radiation according to claim 1, is characterized in that, described illuminating lamp pedestal comprises radiator body aluminium core (5), fin (1), aluminium base (2), bottom copper sheet (3) and heat-conducting copper pipe (4); Wherein, aluminium base (2) is upper by being welded with a slice bottom copper sheet (3), radiator body aluminium core (5) is fixed by welding on bottom copper sheet, radiator body aluminium core (5) lateral wall is fixed with some fin (1) by groove, and fin (1) is upper at bottom copper sheet (3) by reinforcement of weld again, and some heat-conducting copper pipes (4) are weldingly fixed on the corresponding circular arc type groove of radiator body aluminium core (5) inwall and bottom copper sheet (3).
3. according to the efficient high-power LED illuminating lamp that dispels the heat of the one described in claim 1 and 2, it is characterized in that, the large-power LED light bead of described high efficiency and heat radiation has adopted thermal conductivity up to WD-1 type eutectic material 265W/mk, that be made up of tin, magnesium, strontium Novel metal alloy material.
CN201410199831.6A 2014-05-13 2014-05-13 High-power LED lamp with efficient cooling CN103953868A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410199831.6A CN103953868A (en) 2014-05-13 2014-05-13 High-power LED lamp with efficient cooling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410199831.6A CN103953868A (en) 2014-05-13 2014-05-13 High-power LED lamp with efficient cooling

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CN103953868A true CN103953868A (en) 2014-07-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104566130A (en) * 2014-12-29 2015-04-29 深圳市特佳机械设备制造有限公司 Bicycle lamp

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080007954A1 (en) * 2006-07-05 2008-01-10 Jia-Hao Li Heat-Dissipating Structure For LED Lamp
WO2011028805A2 (en) * 2009-09-01 2011-03-10 Savenergy Inc. Cooled led lighting assemblies
CN102221153A (en) * 2011-06-09 2011-10-19 中山伟强科技有限公司 High-power light-emitting diode (LED) lamp
CN203115914U (en) * 2013-01-17 2013-08-07 深圳市耀嵘科技有限公司 Novel radiator structure
CN203431784U (en) * 2013-07-29 2014-02-12 深圳市如器科技有限公司 Phase change heat transfer type heat radiator and LED (light emitting diode) industrial and mining lamp
CN203848052U (en) * 2014-05-13 2014-09-24 安徽万东光电科技有限公司 High-power LED lighting lamp with efficient heat radiation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080007954A1 (en) * 2006-07-05 2008-01-10 Jia-Hao Li Heat-Dissipating Structure For LED Lamp
WO2011028805A2 (en) * 2009-09-01 2011-03-10 Savenergy Inc. Cooled led lighting assemblies
WO2011028805A3 (en) * 2009-09-01 2011-06-23 Savenergy Inc. Cooled led lighting assemblies
CN102221153A (en) * 2011-06-09 2011-10-19 中山伟强科技有限公司 High-power light-emitting diode (LED) lamp
CN203115914U (en) * 2013-01-17 2013-08-07 深圳市耀嵘科技有限公司 Novel radiator structure
CN203431784U (en) * 2013-07-29 2014-02-12 深圳市如器科技有限公司 Phase change heat transfer type heat radiator and LED (light emitting diode) industrial and mining lamp
CN203848052U (en) * 2014-05-13 2014-09-24 安徽万东光电科技有限公司 High-power LED lighting lamp with efficient heat radiation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104566130A (en) * 2014-12-29 2015-04-29 深圳市特佳机械设备制造有限公司 Bicycle lamp

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Application publication date: 20140730