CN103807835A - Plate-shaped heat pipe insertion type heat dissipation device of large-power LED - Google Patents
Plate-shaped heat pipe insertion type heat dissipation device of large-power LED Download PDFInfo
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- CN103807835A CN103807835A CN201410074517.5A CN201410074517A CN103807835A CN 103807835 A CN103807835 A CN 103807835A CN 201410074517 A CN201410074517 A CN 201410074517A CN 103807835 A CN103807835 A CN 103807835A
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- 230000017525 heat dissipation Effects 0.000 title abstract description 10
- 238000003780 insertion Methods 0.000 title abstract 9
- 230000037431 insertion Effects 0.000 title abstract 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 43
- 239000002184 metal Substances 0.000 claims abstract description 43
- 239000000758 substrate Substances 0.000 claims abstract description 42
- 238000009833 condensation Methods 0.000 claims abstract description 28
- 230000005494 condensation Effects 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000007769 metal material Substances 0.000 claims abstract description 7
- 230000005484 gravity Effects 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000001704 evaporation Methods 0.000 abstract description 7
- 230000008020 evaporation Effects 0.000 abstract description 7
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000004080 punching Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 230000005855 radiation Effects 0.000 description 10
- 239000007788 liquid Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to a plate-shaped heat pipe insertion type heat dissipation device of a large-power LED. The plate-shaped heat pipe insertion type heat dissipation device comprises a metal substrate and a plurality of plate-shaped heat pipes. The plate-shaped heat pipes are micro independent heat pipe structure bodies formed by metal materials in an extrusion or punching forming mode and are arranged in a heat dissipation plate along a plate face in parallel, and pipe side walls of the plate-shaped heat pipes are mutually connected. Each plate-shaped heat pipe is divided into an evaporation section and a condensing section in the axial direction of the corresponding micro independent heat pipe. The metal substrate comprises a heat source contact face and a heat pipe installing face, wherein the heat source contact face makes contact with a heating face of the large-power LED. The heat pipe installing face is provided with a plurality of rows of insertion grooves matched with the evaporation sections, wherein the side walls of the insertion grooves are planes. The plate-shaped heat pipes are inserted into the insertion grooves through the evaporation sections and fixed to the metal substrate, and plate faces of the evaporation sections are partially or fully attached to the side walls of the insertion grooves tightly. The condensation sections are free plate faces making contact with air. The plate-shaped heat pipe insertion type heat dissipation device can effectively dissipate heat of the large-power LED high in integration degree and has the advantages that the plate-shaped heat pipe insertion type heat dissipation device is small in size, light in weight and flexible and convenient to install and processes are simple.
Description
Technical field
The present invention relates to high-power heater members heat dissipation technology, particularly a kind of Platelike heat pipe plug-in type high-power LED radiator.
Background technology
Along with developing rapidly of LED technology, caloric value and the heat flow density of LED increase considerably, LED is a kind of high-power heater members, can produce in the course of the work a large amount of heat, in the time that temperature raises, the efficiency of great power LED obviously declines, fault rate increases sharply, the lost of life, when the node temperature of great power LED is during higher than uniform temperature, device will be burned.Therefore, must be equipped with applicable radiator to reduce its operating temperature.
Prior art is dispelled the heat by liquid cooling technology or hot pipe technique conventionally, and liquid cooling system volume is large, and liquid cooling technology itself exists potential safety hazard, once leaking appears in liquid cooling system, will cause LED to damage.Hot pipe technique heat transfer efficiency is very high, but the manufacture craft of general heat pipe is very complicated, and general heat pipe is as little in circle heat pipe specific area, the contact area of single round heat pipe and electronic equipment heating face is very little, cause equivalent thermal resistance large, and the volume of single round heat pipe is larger, its condensation segment arranges radiating fin and has contact and the irrational defect of spacing.Also have the evaporator section of flat-plate heat pipe is contacted with the direct face of heating face of great power LED, its condensation segment is by thermal component such radiating mode that dispels the heat, as the patent No. is 200910080178.0, name is called the patent of invention of " for the radiator of LED and high-power heat-dissipation device ", this radiating mode for the LED heater members of the little or single setting of normally volume, particularly for the heat radiation of the LED heater members of specific installing space.After great power LED heater members integrated level improves, can leave the heat-dissipating space of this device for and also receive huge restriction, such as be gathered in the heat radiation of specific heat-dissipating space for the larger great power LED of volume ratio or multiple great power LED, technique scheme cannot reach the rapidly and efficiently effect of heat radiation.
Summary of the invention
The present invention is directed to complex manufacturing technology, volume that existing high-power LED radiator exists large, in problems such as specific installing space application are restricted, a kind of Platelike heat pipe plug-in type high-power LED radiator is provided, can carry out high efficiency and heat radiation to the high great power LED of integrated level, promote its radiating efficiency, and have advantages of that volume is little, lightweight, cost is low, technique is simple and convenient and flexible installation.
Technical scheme of the present invention is as follows:
A kind of Platelike heat pipe plug-in type high-power LED radiator, it is characterized in that, comprise metal substrate and Duo Gen Platelike heat pipe, described Platelike heat pipe is that metal material is through extruding or stamping forming multiple miniature independent heat pipe structure body that be set up in parallel along plate face in heat sink, the interconnection of pipe sidewall; Described Platelike heat pipe is divided into evaporator section and condensation segment along the axis direction of described miniature independent heat pipe, described metal substrate comprises heat source-contacting surface and heat pipe installed surface, described heat source-contacting surface contacts with the heating face of great power LED, the slot that is provided with many row's sidewalls on described heat pipe installed surface and is plane, matches with described evaporator section, described Platelike heat pipe inserts slot by described evaporator section and is fixed on described metal substrate, part or all of plate face and the socket sidewalls of described evaporator section fits tightly, and described condensation segment is the free plate face contacting with air.
On the condensation segment of described Platelike heat pipe, be provided with radiating fin.
The thickness of described Platelike heat pipe is between 0.5mm to 10mm, and the equivalent diameter of described miniature independent heat pipe is between 0.1mm to 8mm time, and the length ratio of the length of described evaporator section and described Platelike heat pipe axis direction is 1:5 to 1:100000.
The thickness of described Platelike heat pipe is between 1mm to 4mm, and the equivalent diameter of described miniature independent heat pipe is between 0.3mm to 3mm time, and the length ratio of the length of described evaporator section and described Platelike heat pipe axis direction is 1:10 to 1:200.
The length ratio of the height of described slot and described Platelike heat pipe axis direction is 1:5 to 1:100000.
The length ratio of the height of described slot and described Platelike heat pipe axis direction is 1:10 to 1:200.
Described slot is uniformly distributed on metal substrate.
In a certain slot on described heat pipe installed surface, be set up in parallel multiple described Platelike heat pipes along flute length direction.
When after described high-power LED radiator assembling, above the above condensation segment of gravity direction is positioned at described evaporator section; Described Platelike heat pipe favours the setting of described heat pipe installed surface or Platelike heat pipe is obliquely installed along the slot length direction of slot.
The material of described metal substrate and described Platelike heat pipe is aluminum or aluminum alloy.
Technique effect of the present invention is as follows:
The present invention relates to a kind of Platelike heat pipe plug-in type high-power LED radiator, adopt Platelike heat pipe and metal substrate grafting technology to dispel the heat to great power LED, Platelike heat pipe is metal material through extruding or stamping formingly in heat sink, is set up in parallel along plate face, the multiple miniature independent heat pipe structure body of pipe sidewall interconnection, heat pipe contact-making surface and heat pipe installed surface are set on metal substrate, the slot that is plane by many rows sidewall of structure adaptation by the evaporator section of many Platelike heat pipes is fixed on metal substrate, part or all of plate face and the socket sidewalls of evaporator section fits tightly, the heat of great power LED evenly conducts through metal substrate, heat transfers to many Platelike heat pipes that are plugged on metal substrate, by the evaporator section internal working medium evaporation endothermic of each Platelike heat pipe, absorbed the heat of great power LED, the condensation segment that working medium in each Platelike heat pipe enters to separately fast carries out condensation heat radiation, the heat of great power LED is distributed to rapidly in air, many Platelike heat pipes are worked simultaneously, can more rapidly and efficiently realize the effect of great power LED cooling.Because the contact area of many Platelike heat pipes and socket sidewalls is large, the area of dissipation of many Platelike heat pipes is large, and heat conduction is simultaneously fast, the therefore existing radiator of relatively same heat dissipation capacity, and volume is little, and radiating efficiency is high.Many Platelike heat pipe installation and removal are simple and convenient, more can carry out according to the demand of actual installation environment the flexible adjustment of the quantity of Platelike heat pipe, therefore, at heat output under large and this prerequisite of efficiency height, in the volume ratio prior art of the Platelike heat pipe of this Platelike heat pipe plug-in type high-power LED radiator, the volume of heat pipe is little, compact conformation, the overall volume of high-power LED radiator of the present invention can be reduced, can adjust flexibly according to the requirement of installation environment, also be applicable to the high efficiency and heat radiation of the large or multiple great power LEDs of volume, the volume and weight of radiator all obviously reduces.
The present invention has substituted traditional round heat pipe of the prior art with Platelike heat pipe, combine with the metal substrate of ad hoc structure with Platelike heat pipe, because the socket sidewalls of metal substrate is plane, the plate face of the evaporator section of Platelike heat pipe and the contact-making surface of socket sidewalls are larger, can guarantee transmission of heat by contact face, reduce thermal contact resistance, in Platelike heat pipe, unit volume hot working fluid conduction surface is large simultaneously, and because being pegs graft, its installation is very convenient and practical.Platelike heat pipe is owing to there being the specific area more much bigger than round heat pipe, and condensation segment can be directly and air heat-exchange, also can be in conjunction with traditional fin heat radiation, and fin efficiency is high, and therefore this radiator has heat transfer efficiency rapidly and efficiently.Many Platelike heat pipes comparing this ad hoc structure of traditional round heat pipe that specific area is little have the advantages that specific area is large, so not just as conventional heat pipe plays conductive force, and mainly play to the effect of air heat radiation, because area of dissipation is large, therefore can not need on each Platelike heat pipe, fin to be set again, just can realize the function of the radiator heat-dissipation forming with the round heat pipe of fin, air flow channel is difficult for blocking like this.Many Platelike heat pipes can adopt lightweight metal material extruding to make, and compare existing copper coin heat pipe, not only lightweight, and cost is low, and technique is simple.Platelike heat pipe is miniature independent heat pipe structure body, even the damaged work that also can not affect other micro heat pipe as there is leakage of certain micro heat pipe like this, improve reliability, and be convenient to security maintenance, if avoided a place to reveal the problem of the poor reliability that makes Platelike heat pipe global failure and caused, improved the security performance of the even whole high-power LED radiator of Platelike heat pipe.The pipe sidewall of Platelike heat pipe extruding or punch forming and miniature independent heat pipe interconnects, and has strengthened the anti-pressure ability of whole Platelike heat pipe, and not yielding under high-temperature condition, and has reduced the cost of Platelike heat pipe and whole radiator, has improved reliability.
Accompanying drawing explanation
Fig. 1 is the first preferred structure schematic diagram of Platelike heat pipe plug-in type high-power LED radiator of the present invention.
Fig. 2 is the second preferred structure schematic diagram of Platelike heat pipe plug-in type high-power LED radiator of the present invention.
Fig. 3 is the third preferred structure schematic diagram of Platelike heat pipe plug-in type high-power LED radiator of the present invention.
Fig. 4 is the structural representation that installs radiating fin on Platelike heat pipe additional.
In figure, each label lists as follows:
1-metal substrate; 11-heat pipe installed surface; 12-heat source-contacting surface; 13-slot; 2-Platelike heat pipe; 21-evaporator section; 22-condensation segment; 3-great power LED; 4-radiating fin.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention will be described.
The present invention relates to a kind of Platelike heat pipe plug-in type high-power LED radiator, its the first preferred structure as shown in Figure 1, comprise metal substrate 1 and Duo Gen Platelike heat pipe 2, Platelike heat pipe 2 is for metal material is through extruding or stamping forming platy structure, this Platelike heat pipe 2 is set up in parallel along plate face in heat sink, the multiple miniature independent heat pipe structure body of pipe sidewall interconnection, miniature independent heat pipe in Platelike heat pipe 2 is sealed tubular structure, wherein be provided with the working medium of phase-change heat-exchange effect, to aluminium sheet, the heat sink of the metal materials such as copper coin adopts punching press or extrusion process can obtain Platelike heat pipe 2 of the present invention.Platelike heat pipe 2 is divided into evaporator section 21 and condensation segment 22 along the axis direction of described miniature independent heat pipe, metal substrate 1 in figure is analysed and observe, this metal substrate 1 is combined with thermal source, comprise heat source-contacting surface 12 and heat pipe installed surface 11, this heat source-contacting surface 12 and heat pipe installed surface 11 can be two plate faces parallel to each other, heat source-contacting surface 12 is for the heat conduction that contacts with the heating face of the great power LED heat generating components of label 3, on the heat pipe installed surface 11 of metal substrate 1, being provided with many row's sidewalls is plane, the slot 13 matching with described evaporator section 21 parts, Platelike heat pipe 2 inserts slot 13 by described evaporator section 21 and is fixed on described metal substrate 1, the plate face that evaporator section 21 is part or all of and the sidewall of slot 13 fit tightly, condensation segment 22 is the free plate face contacting with air.
Platelike heat pipe plug-in type high-power LED radiator of the present invention contacts installation by the heat source-contacting surface 12 of metal substrate 1 with the heating face of great power LED, makes can carry out effectively heat conduction between the two.Indicate the heat of the one or more great power LED heater members shown in 3 through heat source-contacting surface 12 evenly conduction on metal substrate 1 of metal substrate 1, the slot 13 that this heat arranges by the heat pipe installed surface 11 of metal substrate 1 conducts on the many Platelike heat pipes 2 of grafting, and then is transmitted to the evaporator section 21 of Platelike heat pipe 2.Many Platelike heat pipes 2 are worked simultaneously, the industry situation working medium evaporation endothermic of evaporator section 21 inside by each Platelike heat pipe 2, absorb the heat of having taken away great power LED, the condensation segment 22 that the working medium of each Platelike heat pipe 2 interior evaporations enters separately fast carries out condensation heat radiation, working medium condensation returns to liquid state, and the heat of great power LED is distributed to rapidly in air, so far heat is exported Platelike heat pipe.Condensed liquid refrigerant flow back into evaporator section, continues evaporator strip and walks heat, forms circulation.Great power LED cooling radiator of the present invention, can not use the heat radiations such as fan to lose the cooling that just can realize great power LED.As shown in Figure 1, when the condensation segment 22 of Platelike heat pipe 2 is on gravity direction above evaporator section 21 time, liquid refrigerant flow back into the speed of evaporator section can be faster, is more conducive to improve the radiating efficiency of whole radiator.
In addition to the implementation, Platelike heat pipe plug-in type high-power LED radiator of the present invention can also be structure as shown in Figure 3, the tabular plane parallelogram of the Platelike heat pipe 2 shown in Fig. 3 in structure, the slot 13 arranging on metal substrate 1 is and heat source-contacting surface 12(or heat pipe installed surface 11) vertical plane, the evaporator section 21 of Platelike heat pipe 2 inserts the slot 13 on heat pipe installed surface 11, and fit tightly with the sidewall of slot 13, the tabular plane of Platelike heat pipe 2 is vertical with heat pipe installed surface 11, be that Platelike heat pipe 2 is vertical with metal substrate 1, the left view of structure shown in Fig. 3 should be identical with Fig. 1 with right view, can be understood as is that the Platelike heat pipe of structure shown in Fig. 12 is tilted along the slot length direction of slot 13.This set-up mode makes after radiator and great power LED laminating assembling, as metal substrate 1 is while vertically arranging, Platelike heat pipe 2 still can be certain angle of inclination along horizontal plane, condensation segment liquid refrigerant after condensation heat release of Platelike heat pipe 2 can be refluxed smoothly along gravity direction, strengthen the effect of heat pipe effect, improve the operating efficiency of radiator.
From Fig. 1 to Fig. 3, can see, on the heat pipe installed surface 11 of metal substrate 1, be provided with multiple Platelike heat pipes 2, between Platelike heat pipe 2, be arranged in parallel, form Platelike heat pipe array, to strengthen radiating effect.For the heat that makes all great power LEDs evenly conducts to Platelike heat pipe 2 by metal substrate 1, slot 13 is preferably set to be uniformly distributed on metal substrate 1, also a certain slot 13 that can be on the heat pipe installed surface 11 of described metal substrate 1 is interior is set up in parallel multiple described Platelike heat pipes 2 along flute length direction, further to improve radiating efficiency.In preferred above-mentioned example, the material of Platelike heat pipe 2, metal substrate 1 can be selected aluminum or aluminum alloy, can strengthen radiating effect on the one hand, can further alleviate on the other hand the weight of radiator.
Certainly, example shown in Fig. 1 to Fig. 3 can also install radiating fin 4 as shown in Figure 4 additional on Platelike heat pipe 2.Radiating fin 4 is installed on the condensation segment 22 of Platelike heat pipe 2, the radiating fin 4 installing additional adopts the metal foil fin of prior art can increase area of dissipation, improving radiating effect, also can suitably reduce the quantity of Platelike heat pipe 2, the radiating fin 4 in concrete employing Fig. 4.
Radiator of the present invention is according to the characteristic of great power LED, in conjunction with metal substrate 1 and the Platelike heat pipe 2 of ad hoc structure, make the heat conduction of metal substrate 1 and the heat pipe effect of Platelike heat pipe 2 more rapidly with abundant, can make heat exchange even, reach the optimum state of the heat pipe effect of Platelike heat pipe 2, further improve the radiating efficiency of whole radiator, can significantly reduce volume and the weight of radiator, and reached and reduce the effect that volume takies.
It should be pointed out that the above specific embodiment can make the invention of those skilled in the art's comprehend, but do not limit the present invention in any way creation.Therefore, although this description has been described in detail the invention with reference to drawings and Examples,, those skilled in the art are to be understood that, still can carry out to the structure of above-mentioned various parts the improvement of material and structure, or adopt technical equivalents thing to replace.Therefore the equivalent structure that all utilizations description of the present invention and diagramatic content are done changes, or directly or indirectly apply to other correlative technology fields and be all in like manner all contained in the scope that the present invention contains.
Claims (10)
1. a Platelike heat pipe plug-in type high-power LED radiator, it is characterized in that, comprise metal substrate and Duo Gen Platelike heat pipe, described Platelike heat pipe is that metal material is through extruding or stamping forming multiple miniature independent heat pipe structure body that be set up in parallel along plate face in heat sink, the interconnection of pipe sidewall; Described Platelike heat pipe is divided into evaporator section and condensation segment along the axis direction of described miniature independent heat pipe, described metal substrate comprises heat source-contacting surface and heat pipe installed surface, described heat source-contacting surface contacts with the heating face of great power LED, the slot that is provided with many row's sidewalls on described heat pipe installed surface and is plane, matches with described evaporator section, described Platelike heat pipe inserts slot by described evaporator section and is fixed on described metal substrate, part or all of plate face and the socket sidewalls of described evaporator section fits tightly, and described condensation segment is the free plate face contacting with air.
2. Platelike heat pipe plug-in type high-power LED radiator according to claim 1, is characterized in that, on the condensation segment of described Platelike heat pipe, is provided with radiating fin.
3. Platelike heat pipe plug-in type high-power LED radiator according to claim 1 and 2, it is characterized in that, the thickness of described Platelike heat pipe is between 0.5mm to 10mm, and the equivalent diameter of described miniature independent heat pipe is between 0.1mm to 8mm time, and the length ratio of the length of described evaporator section and described Platelike heat pipe axis direction is 1:5 to 1:100000.
4. Platelike heat pipe plug-in type high-power LED radiator according to claim 3, it is characterized in that, the thickness of described Platelike heat pipe is between 1mm to 4mm, and the equivalent diameter of described miniature independent heat pipe is between 0.3mm to 3mm time, and the length ratio of the length of described evaporator section and described Platelike heat pipe axis direction is 1:10 to 1:200.
5. Platelike heat pipe plug-in type high-power LED radiator according to claim 3, is characterized in that, the length ratio of the height of described slot and described Platelike heat pipe axis direction is 1:5 to 1:100000.
6. Platelike heat pipe plug-in type high-power LED radiator according to claim 4, is characterized in that, the length ratio of the height of described slot and described Platelike heat pipe axis direction is 1:10 to 1:200.
7. Platelike heat pipe plug-in type high-power LED radiator according to claim 1, is characterized in that, described slot is uniformly distributed on metal substrate.
8. Platelike heat pipe plug-in type high-power LED radiator according to claim 1, is characterized in that, in a certain slot on described heat pipe installed surface, is set up in parallel multiple described Platelike heat pipes along flute length direction.
9. Platelike heat pipe plug-in type high-power LED radiator according to claim 1, is characterized in that, when after described high-power LED radiator assembling, above the above condensation segment of gravity direction is positioned at described evaporator section; Described Platelike heat pipe favours the setting of described heat pipe installed surface or Platelike heat pipe is obliquely installed along the slot length direction of slot.
10. new radiator according to claim 1, is characterized in that, the material of described metal substrate and described Platelike heat pipe is aluminum or aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074517.5A CN103807835A (en) | 2014-03-03 | 2014-03-03 | Plate-shaped heat pipe insertion type heat dissipation device of large-power LED |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074517.5A CN103807835A (en) | 2014-03-03 | 2014-03-03 | Plate-shaped heat pipe insertion type heat dissipation device of large-power LED |
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| CN103807835A true CN103807835A (en) | 2014-05-21 |
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| CN201410074517.5A Pending CN103807835A (en) | 2014-03-03 | 2014-03-03 | Plate-shaped heat pipe insertion type heat dissipation device of large-power LED |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106659096A (en) * | 2017-02-23 | 2017-05-10 | 湖南中科泰通热能科技发展有限公司 | Heat exchange unit used for electrical equipment |
| CN109411429A (en) * | 2018-10-31 | 2019-03-01 | 广东美的制冷设备有限公司 | Intelligent power module and preparation method, electric appliance |
| CN113566161A (en) * | 2021-05-31 | 2021-10-29 | 深圳市乐思远灯具有限公司 | Luminaire radiator and manufacturing method thereof, and luminaire |
| CN113916027A (en) * | 2020-07-10 | 2022-01-11 | 华为技术有限公司 | A radiator and communication equipment |
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| JP2009198173A (en) * | 2003-09-12 | 2009-09-03 | Furukawa Electric Co Ltd:The | Heat sink with heat pipes and method for manufacturing the same |
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| CN106659096A (en) * | 2017-02-23 | 2017-05-10 | 湖南中科泰通热能科技发展有限公司 | Heat exchange unit used for electrical equipment |
| CN109411429A (en) * | 2018-10-31 | 2019-03-01 | 广东美的制冷设备有限公司 | Intelligent power module and preparation method, electric appliance |
| CN113916027A (en) * | 2020-07-10 | 2022-01-11 | 华为技术有限公司 | A radiator and communication equipment |
| CN113566161A (en) * | 2021-05-31 | 2021-10-29 | 深圳市乐思远灯具有限公司 | Luminaire radiator and manufacturing method thereof, and luminaire |
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Application publication date: 20140521 |
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