CN106793709A - A kind of cold conductive structure of efficient liquid and LED - Google Patents

A kind of cold conductive structure of efficient liquid and LED Download PDF

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Publication number
CN106793709A
CN106793709A CN201710036871.2A CN201710036871A CN106793709A CN 106793709 A CN106793709 A CN 106793709A CN 201710036871 A CN201710036871 A CN 201710036871A CN 106793709 A CN106793709 A CN 106793709A
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CN
China
Prior art keywords
heat transmission
fluid course
radiator
led
heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710036871.2A
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Chinese (zh)
Inventor
伍婵娟
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Fujian Province Sino Science Biological Co Ltd
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Fujian Province Sino Science Biological Co Ltd
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Publication date
Application filed by Fujian Province Sino Science Biological Co Ltd filed Critical Fujian Province Sino Science Biological Co Ltd
Priority to CN201710036871.2A priority Critical patent/CN106793709A/en
Publication of CN106793709A publication Critical patent/CN106793709A/en
Priority claimed from PCT/CN2017/107947 external-priority patent/WO2018133481A1/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/56Cooling arrangements using liquid coolants

Abstract

The invention discloses a kind of efficient cold conductive structure of liquid and LED, the cold conductive structure of liquid includes radiator, fluid course is provided with the radiator, the wall of the fluid course is intervally distributed with some heat transmission fins, each heat transmission fin is set along liquid flow path direction respectively, and the root of each heat transmission fin is integrally formed with radiator, there is gap between the wall or relative heat transmission fin of the afterbody of each heat transmission fin fluid course respectively and corresponding thereto.LED includes the described cold conductive structure of efficient liquid, and one or more thermal source in the LED is fixed on a heat sink.The present invention will not only intercept coolant and be flowed in fluid course, also greatly increases the contact surface of coolant and radiator, so as to greatly improve the heat exchanger effectiveness of the two, improve radiating efficiency of the present invention to LED.

Description

A kind of cold conductive structure of efficient liquid and LED
Technical field
The present invention relates to a kind of conductive structure, more particularly to a kind of cold conductive structure of efficient liquid and LED.
Background technology
The part high-powered LED lamp of prior art is radiated using liquid-cooling heat radiator, the radiating of liquid-cooling heat radiator It is provided with fluid course in device, during coolant (such as cold water) flows in fluid course, comes with heat sink Heat completes heat exchange, and takes away heat by discharge, so as to reach the effect radiated to high-powered LED lamp.Due to existing There is the wall of the fluid course of the radiator of technology bright and clean, coolant is limited with the contact surface of radiator, radiator can not be by LED The heat major part that lamp is produced passes to coolant, causes this radiator heat transfer efficiency of prior art low.
The content of the invention
The invention provides a kind of efficient cold conductive structure of liquid and LED, the liquid-cooling heat radiation of prior art is which overcomed Weak point existing for device.
The technical solution adopted for the present invention to solve the technical problems is:A kind of cold conductive structure of efficient liquid, including dissipate Hot device, is provided with fluid course in the radiator, the wall of the fluid course is intervally distributed with some heat transmission fins, each heat conduction wing Piece is set along liquid flow path direction respectively, and the root of each heat transmission fin is integrally formed with radiator, the afterbody difference of each heat transmission fin There is gap between the wall of fluid course corresponding thereto or relative heat transmission fin.
Further, the radiator forms the fluid course and heat transmission fin by aluminium extruded technique.
Further, the outer surface at radiator position where the root of heat transmission fin is heat source-contacting surface.
Further, the upper wall surface or lower wall surface of institute's fluid course or left wall face or right wall are intervally distributed with described some Heat transmission fin.
Further, two relative walls of the fluid course are respectively separated and some heat transmission fins are distributed with, and liquid Heat transmission fin on two relative walls of circulation road is in be dislocatedly distributed.
Further, the cross section of the fluid course is strip, and the radiator is platy structure.
Further, four peripheral wall surfaces of the fluid course are intervally distributed with some heat transmission fins, or, the liquid The wall of circulation road is circumferentially spaced some heat transmission fins;The radiator is string configuration.
Further, the width of each heat transmission fin gradually increases from afterbody to the direction of root.
The present invention separately provides a kind of LED, including the cold conductive structure of efficient liquid described in any of the above-described, the LED On one or more thermal source fix on a heat sink.
Further, one or more thermal source includes one or more in LED light source, driving power supply.
Compared to prior art, the invention has the advantages that:
1st, due to being provided with some heat transmission fins in the fluid course of radiator of the invention, each heat transmission fin respectively with respectively lead Hot fin is set along liquid flow path direction respectively, and the root of each heat transmission fin is integrally formed with radiator, the afterbody of each heat transmission fin There is gap so that the present invention not only will not between the wall of fluid course respectively and corresponding thereto or relative heat transmission fin Intercept coolant to be flowed in fluid course, the contact surface of coolant and radiator is also greatly increases, so as to greatly improve two The heat exchanger effectiveness of person, improves radiating efficiency of the present invention to LED, particularly high-powered LED lamp.
2nd, the radiator forms the fluid course and heat transmission fin by aluminium extruded technique, not only significantly improves liquid stream The seal of passage, the processing technology that also simplifies radiator are, the processing cost for greatly reducing radiator.
The present invention is described in further detail below in conjunction with drawings and Examples;But a kind of efficient liquid of the invention is cold Conductive structure and LED are not limited to embodiment.
Brief description of the drawings
Fig. 1 is the D structure schematic diagram of the invention of embodiment one;
Fig. 2 is the side view of the invention of embodiment one;
Fig. 3 is the D structure schematic diagram of the invention of embodiment two;
Fig. 4 is the side view of the invention of embodiment two;
Fig. 5 is the D structure schematic diagram of the invention of embodiment three;
Fig. 6 is the side view of the invention of embodiment three;
Fig. 7 is example IV D structure schematic diagram of the invention;
Fig. 8 is example IV side view of the invention.
Specific embodiment
Embodiment one
Refer to shown in Fig. 1, Fig. 2, a kind of efficient cold conductive structure of liquid of the invention, including integrated radiator 1, should Radiator 1 is aluminum alloy material, and is platy structure.The fluid course 11 of two ends insertion, the liquid stream are provided with the radiator 1 The wall of passage 11 is intervally distributed with some heat transmission fins 12, each heat conduction wing along perpendicular to the direction of liquid (i.e. coolant) flowing Piece 12 be respectively strip, and along liquid flow path direction (i.e. the flow direction of coolant) set, and each heat transmission fin 12 root 121 It is integrally formed with radiator 1, the wall of the afterbody 122 of each heat transmission fin 12 and fluid course 11 corresponding thereto or relative is led There is gap between hot fin, that is, the afterbody 122 of each heat transmission fin 12 is respectively free end, and some heat transmission fins 12 do not have Fluid course 11 is separated into several independent passage aisles, fluid course 11 remains a complete passage.The radiating Device 1 forms the fluid course 11 and heat transmission fin 12, and radiator 1 in the root 121 of heat transmission fin 12 by aluminium extruded technique The outer surface at place position is heat source-contacting surface, and is plane.
In the present embodiment, the cross section of the fluid course 11 is strip, and specially rectangle (can also be square Or kidney-shaped etc.), and fluid course 11 trend along radiator 1 length direction.The upper wall surface 111 of institute's fluid course 11 is spaced Some heat transmission fins 12 are distributed with, accordingly, the upper surface 13 of the radiator 1 is heat source-contacting surface.The thermal source tool Body is LED light source.The afterbody 122 of each heat transmission fin 12 is respectively to be had between free end, and the lower wall surface 112 of fluid course 11 Gap, it is to avoid fluid course 11 is separated into some independent passage aisles and increases the flow resistance of coolant by heat transmission fin 12.
In the present embodiment, the width of each heat transmission fin 12 gradually increases from afterbody 122 to the direction of root 121, makes The cross section of each heat transmission fin 12 is tapered, and the too thin thermal resistance of the fin that therefrom reconciled is excessive, and the thick then material cost of fin is increased Contradiction, i.e. the cross section of heat transmission fin 12 is tapered, makes thermal resistance moderate, also reduces material cost.
A kind of efficient cold conductive structure of liquid of the invention can apply in LED, to LED in one or more Thermal source is radiated, it is also possible to be applied in other products, and the corresponding thermal source to other products radiates.
The present invention separately provides a kind of LED, preferably high-powered LED lamp, including efficient liquid described in any of the above-described is cold Conductive structure, one or more thermal source in the LED is fixed on radiator 1.One or more thermal source includes LED light One or more in source, driving power supply, but it is not limited to both.
In the present embodiment, the LED light source includes circuit board and scattering device some Surface-mount LED lamps on the board 2 (circuit board not being embodied in figure, only illustrate the distribution situation of Surface-mount LED lamp 2), circuit board is fixed on the upper surface 13 of radiator 1. The dispersed distribution of some Surface-mount LED lamps 2, the heat for producing Surface-mount LED lamp 2 will not be concentrated in together and influence heat-transfer rate.
During work, coolant (such as water) enters from one end of the fluid course 11 of radiator 1, and along fluid course 11 Flowing, the heat that one or more thermal source in LED is produced is directly conducted to radiator 1 and its each heat transmission fin 12, and Heat exchange is completed through the coolant in each heat transmission fin 12 and fluid course 11, coolant is arranged from the other end of fluid course 11 Go out and take away heat.
Embodiment two
Refer to shown in Fig. 3, Fig. 4, it is with the difference of embodiment one:Two relative walls of the fluid course 11 point The heat transmission fin 12 on some heat transmission fins 12, and two relative walls of fluid course 11 is not intervally distributed with dislocation point Cloth.
In the present embodiment, the upper wall surface 111 and lower wall surface 112 of the fluid course 11 be respectively separated be distributed with it is described some Heat transmission fin 12, and the heat transmission fin of the upper wall surface 111 of fluid course 11 and lower wall surface 112 misplaces about 12.The radiator 1 Upper surface 13 and lower surface 14 are heat source-contacting surface, and paste intrinsic some Surface-mount LED lamps 2 respectively.The upper wall surface of fluid course 11 The afterbody of each heat transmission fin 12 on 111 has gap and the lower wall surface 112 of fluid course 11 between respectively, under fluid course 11 The afterbody of each heat transmission fin 12 on wall 112 has gap and the upper wall surface 111 of fluid course 11 between respectively.
In the present embodiment, the cross section of the fluid course 11 is strip, and the radiator 1 is platy structure.
Embodiment three
Refer to shown in Fig. 5, Fig. 6, it is with the difference of embodiment one, embodiment two:The horizontal stroke of the fluid course 11 Section is circle, and the wall of fluid course circumferentially spaced has some heat transmission fins 12.
In the present embodiment, the radiator 1 is string configuration, and its cross section is square, and four angle positions Do chamfered.The upper and lower surface 13 of the radiator 1,14, left and right surface 15,16 are heat source-contacting surface, and paste respectively intrinsic Some Surface-mount LED lamps 2.Length direction of the trend of the fluid course 11 along radiator 1.
Example IV
Refer to shown in Fig. 7, Fig. 8, it is with the difference of above-described embodiment three:The cross section of the fluid course 11 is Square, four peripheral wall surfaces of the fluid course are intervally distributed with some heat transmission fins 12.Specifically, fluid course 11 is upper and lower Wall, left and right wall are respectively separated and some heat transmission fins 12 are distributed with, and four corners of fluid course 11 are also distinguished It is provided with heat transmission fin 12.
Above-described embodiment is only used for further illustrating a kind of efficient cold conductive structure of liquid of the invention and LED, but this Invention is not limited to embodiment, every any simple modification made to above example according to technical spirit of the invention, Equivalent variations and modification, each fall within the protection domain of technical solution of the present invention.

Claims (10)

1. a kind of cold conductive structure of efficient liquid, including radiator, fluid course is provided with the radiator, it is characterised in that:Institute The wall for stating fluid course is intervally distributed with some heat transmission fins, and each heat transmission fin is set along liquid flow path direction respectively, and each heat conduction The root of fin is integrally formed with radiator, the wall or phase of the afterbody of each heat transmission fin fluid course respectively and corresponding thereto To heat transmission fin between have gap.
2. the cold conductive structure of efficient liquid according to claim 1, it is characterised in that:The radiator passes through aluminium extruded technique Form the fluid course and heat transmission fin.
3. the cold conductive structure of efficient liquid according to claim 1, it is characterised in that:The radiator is in heat transmission fin The outer surface at position where root is heat source-contacting surface.
4. the cold conductive structure of efficient liquid according to claim 1, it is characterised in that:The upper wall surface of institute's fluid course or under Wall or left wall face or right wall are intervally distributed with some heat transmission fins.
5. the cold conductive structure of efficient liquid according to claim 1, it is characterised in that:Two relative walls of the fluid course Face is respectively separated and some heat transmission fins is distributed with, and heat transmission fin on two relative walls of fluid course is in dislocation point Cloth.
6. the cold conductive structure of efficient liquid according to claim 4 or 5, it is characterised in that:The fluid course it is transversal Face is strip, and the radiator is platy structure.
7. the cold conductive structure of efficient liquid according to claim 1, it is characterised in that:Four peripheral wall surfaces of the fluid course Some heat transmission fins are intervally distributed with, or, the wall of the fluid course is circumferentially spaced described some lead Hot fin;The radiator is string configuration.
8. the cold conductive structure of efficient liquid according to claim 1, it is characterised in that:The width of each heat transmission fin from Afterbody gradually increases to the direction of root.
9. a kind of LED, it is characterised in that:Including the cold conductive structure of efficient liquid as any one of claim 1-8, One or more thermal source in the LED is fixed on a heat sink.
10. LED according to claim 9, it is characterised in that:One or more thermal source includes LED light source, drives One or more in power supply.
CN201710036871.2A 2017-01-18 2017-01-18 A kind of cold conductive structure of efficient liquid and LED Pending CN106793709A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710036871.2A CN106793709A (en) 2017-01-18 2017-01-18 A kind of cold conductive structure of efficient liquid and LED

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
CN201710036871.2A CN106793709A (en) 2017-01-18 2017-01-18 A kind of cold conductive structure of efficient liquid and LED
PCT/CN2017/107947 WO2018133481A1 (en) 2017-01-18 2017-10-27 Easily shaped liquid cooling heat-dissipating module of led lamp
US16/098,756 US10634335B2 (en) 2017-01-18 2017-10-27 Easily formed liquid cooling module of an LED lamp
CA3013255A CA3013255A1 (en) 2017-01-18 2017-10-27 An easily formed liquid cooling module of an led lamp
EP17893330.5A EP3572726A4 (en) 2017-01-18 2017-10-27 Easily shaped liquid cooling heat-dissipating module of led lamp
MX2018011077A MX2018011077A (en) 2017-01-18 2017-10-27 Easily shaped liquid cooling heat-dissipating module of led lamp.
IL261017A IL261017D0 (en) 2017-01-18 2018-08-07 Easily shaped liquid cooling heat-dissipating module of led lamp

Publications (1)

Publication Number Publication Date
CN106793709A true CN106793709A (en) 2017-05-31

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CN201710036871.2A Pending CN106793709A (en) 2017-01-18 2017-01-18 A kind of cold conductive structure of efficient liquid and LED

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CN (1) CN106793709A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107731767A (en) * 2017-10-09 2018-02-23 上海工程技术大学 A kind of microchannel heat sink with horizontal direction and vertical direction turbulence structure
WO2018133481A1 (en) * 2017-01-18 2018-07-26 福建省中科生物股份有限公司 Easily shaped liquid cooling heat-dissipating module of led lamp

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CN205350903U (en) * 2016-02-17 2016-06-29 北京若水求实科技有限公司 Strengthen radiating liquid cooling type LED lamps and lanterns module
CN105810805A (en) * 2016-04-22 2016-07-27 河南理工大学 Liquid cooling heat sink
CN106141602A (en) * 2016-07-28 2016-11-23 苏州查斯特电子有限公司 A kind of manufacturing process of metal fin
CN205843141U (en) * 2016-06-22 2016-12-28 浙江康盛股份有限公司 A kind of refrigerator concurrent flow tube side wall condenser

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CN2723833Y (en) * 2004-07-16 2005-09-07 宏齐科技股份有限公司 Water cooling light emitting diode heat radiator
CN201623945U (en) * 2009-12-23 2010-11-03 中国航空工业集团公司第六三一研究所 Liquid cooling radiator
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CN203718703U (en) * 2013-12-19 2014-07-16 长泰县正丽灯饰店 Novel SMD (Surface-Mounted Device) LED (light emitting diode) energy-saving track lamp
CN204461167U (en) * 2014-10-22 2015-07-08 杭州嘉森科技有限公司 A kind of high-power planar heater liquid-cooling heat radiator
CN105338796A (en) * 2015-12-08 2016-02-17 山东超越数控电子有限公司 Method and device for enhancing convective heat transfer intensity of fluid in liquid cooling plate
CN205350903U (en) * 2016-02-17 2016-06-29 北京若水求实科技有限公司 Strengthen radiating liquid cooling type LED lamps and lanterns module
CN105810805A (en) * 2016-04-22 2016-07-27 河南理工大学 Liquid cooling heat sink
CN205843141U (en) * 2016-06-22 2016-12-28 浙江康盛股份有限公司 A kind of refrigerator concurrent flow tube side wall condenser
CN106141602A (en) * 2016-07-28 2016-11-23 苏州查斯特电子有限公司 A kind of manufacturing process of metal fin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018133481A1 (en) * 2017-01-18 2018-07-26 福建省中科生物股份有限公司 Easily shaped liquid cooling heat-dissipating module of led lamp
US10634335B2 (en) 2017-01-18 2020-04-28 Fujian Sanan Sino-Science Photobiotech Co., Ltd. Easily formed liquid cooling module of an LED lamp
CN107731767A (en) * 2017-10-09 2018-02-23 上海工程技术大学 A kind of microchannel heat sink with horizontal direction and vertical direction turbulence structure

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Address after: 362000 Photoelectric Industrial Park of Hengshan Village, Hutou Town, Anxi County, Quanzhou City, Fujian Province

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Address before: 361000 Yuming Photoelectric Building, 1745 Luling Road, Siming District, Xiamen City, Fujian Province

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Application publication date: 20170531