CN207969251U - Finned heat pipe coupling radiator - Google Patents

Finned heat pipe coupling radiator Download PDF

Info

Publication number
CN207969251U
CN207969251U CN201820068620.2U CN201820068620U CN207969251U CN 207969251 U CN207969251 U CN 207969251U CN 201820068620 U CN201820068620 U CN 201820068620U CN 207969251 U CN207969251 U CN 207969251U
Authority
CN
China
Prior art keywords
shell
sucking core
liquid
type fin
fin
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.)
Expired - Fee Related
Application number
CN201820068620.2U
Other languages
Chinese (zh)
Inventor
张莹
赵俊志
李培生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanchang University
Original Assignee
Nanchang University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanchang University filed Critical Nanchang University
Priority to CN201820068620.2U priority Critical patent/CN207969251U/en
Application granted granted Critical
Publication of CN207969251U publication Critical patent/CN207969251U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The utility model is related to efficient heat transfer technical field of heat dissipation, more particularly to a kind of finned heat pipe coupling radiator, bottom coverboard including the hollow tip opening being square is set to the cover board and shell-type fin of the bottom coverboard opening, the shell-type fin is in the hollow square structure of bottom opening, the shell-type fin is set to above the cover plate through hole of the cover board, and the inner wall section shape and the cross sectional shape of the cover plate through hole of the shell-type fin match;Several sheet liquid-sucking cores are fixed at intervals in the shell-type fin, the sheet liquid-sucking core is connected with the liquid-sucking core being fixed on the coverboard inner wall of bottom.The utility model had not only had the structural advantages of gilled radiator, but also had the advantages that the efficient heat transfer of hot pipe technique;Due to taking full advantage of the ability of heat pipe phase-change heat transfer so that be exceedingly fast in the transmission of heat pipe coupling radiator internal heat, the heat of generation is distributed to rapidly entire radiator, therefore the new radiator can well cool down heat generating unit.

Description

Finned heat pipe coupling radiator
Technical field
The utility model is related to efficient heat transfer technical field of heat dissipation more particularly to a kind of finned heat pipe coupling radiators.
Background technology
As various energy dissipation devices are more and more integrated, the heat flow density that device generates also gradually increases.Therefore, not in time Heat is distributed and is bound to cause device steep temperature rise so as to cause the reduction of device service life, or even causes directly to damage. However, limitation of the radiator made of the metals such as copper or aluminium of entity due to its intrinsic heat dissipation heat-transfer capability, more and more not The heat dissipation thermal transmission requirement of high intensity can be met.This is just there is an urgent need to develop novel high efficiency and heat radiation designing technique so that the temperature of device Degree is cooled to reasonable interval.
Heat pipe is a kind of device for efficiently being transmitted heat using liquid phase-change, has heat transfer efficiency high, thermal resistance is small The advantages of.One higher than conventional metals heat transfer unit (HTU) of the heat transfer property of heat pipe is even more than the order of magnitude.Therefore, heat is made full use of Manifold technology and and opposite heat tube to optimize be highly important.
Usual heat pipe is to realize that steam-condensate circulating, this pipeline are often limited to external heat-exchanging area by a pipeline, And cause cannot timely dissipated heat.The three kinds of hot pipe techniques quickly grown in recent years include pulsating heat pipe(PHP), loop circuit heat pipe (LHP)And have liquid-sucking core loop circuit heat pipe(CPL)All it is that steam is drawn out to the condensation of condensation position with pipeline, due to needing to condense Part, which increases fin or forced radiator, can just enable heat to scatter and disappear, but the height of fin reaches a certain level heat-exchange performance Too big promotion can not had.
Based on the above considerations, the utility model devises a kind of finned heat pipe coupling radiator.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, adapt to reality and need, provide a kind of finned heat Pipe coupling radiator is inhaled using the principle for having core heat pipe to carrying out brand-new design, evaporation position inside original gilled radiator The Circuluting puls condensation release latent heat that the steam that heat generates enters channel between sheet liquid-sucking core inside fin is received, fin can be real Existing good isothermal, greatly improves the heat dissipation effect of finned heat pipe coupling radiator.
In order to realize that the purpose of this utility model, the technical solution adopted in the utility model be:
The utility model discloses a kind of finned heat pipe coupling radiators, include the bottom for the hollow tip opening being square Portion's coverboard, the cover board and shell-type fin for being set to the bottom coverboard opening, the shell-type fin are in bottom opening Empty square structure, the shell-type fin are set to above the cover plate through hole of the cover board, the inner wall section shape of the shell-type fin Shape and the cross sectional shape of the cover plate through hole match;Several sheet liquid-sucking cores are fixed at intervals in the shell-type fin, it is described Sheet liquid-sucking core is connected with the liquid-sucking core being fixed on the coverboard inner wall of bottom.
The cover plate through hole is formed at equal intervals on the cover board.
The sheet liquid-sucking core includes the first sheet liquid-sucking core, the second sheet liquid-sucking core, the first sheet liquid-sucking core One end is inserted at the top of cover plate through hole and liquid-sucking core and is connect, and the other end is connected with shell-type fin inner cavity top;Second sheet is inhaled One end of wick-containing is inserted at the top of cover plate through hole and liquid-sucking core and is connect, and the other end is equipped with gap with shell-type fin inner cavity top, described Second sheet liquid-sucking core and the first sheet liquid-sucking core are staggeredly fixed on the shell-type fin inner wall at equal intervals;Described first, Steam channel is formed between two sheet liquid-sucking cores.
Array is provided with several fins, the extended line of the fin and the lid on the inner wall bottom of the bottom coverboard The extended line of plate through-hole is mutually perpendicular to, the length of the fin and the bottom coverboard inner wall equal length;The fin setting In the underface of the sheet liquid-sucking core.
It is equipped with vacuum orifice in the middle part of the one side wall of the bottom coverboard, working medium inlet is equipped in the middle part of another side wall, it is described Vacuum orifice and working medium inlet are coaxial, and the vacuum orifice is parallel with the fin with the axis of working medium inlet.
The bottom coverboard, fin, cover board and shell-type fin are made of stainless steel, aluminium alloy or copper material.
The liquid-sucking core and sheet liquid-sucking core are made of the copper mesh for being provided with tiny copper powder and Filamentous nickel powder.
The beneficial effects of the utility model are:
1. the utility model not only with gilled radiator structural advantages, but also with hot pipe technique efficient heat transfer it is excellent Point;
2. ability of the utility model due to taking full advantage of heat pipe phase-change heat transfer so that inside heat pipe coupling radiator Heat transmission is exceedingly fast, and the heat of generation is distributed to rapidly entire radiator, therefore the new radiator can be well to heat production Unit is cooled down;
3. the utility model makes condensed fluid be back to evaporation position, wing rapidly by the sheet liquid-sucking core on shell-type fin The steam that channel between the sheet liquid-sucking core of on piece allows evaporation position to generate follows in steam channel and evaporation position in fin Circulation is dynamic and condenses.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the sectional view of the utility model;
Fig. 3 is the vertical view of the utility model cover plate;
Fig. 4 is the stereogram of bottom coverboard in the utility model.
In figure, 1 bottom coverboard, 2 cover boards, 3 shell-type fins, 4 sheet liquid-sucking cores, 5 steam channels, 6 fins, 7 cover plate through holes, 8 working medium inlets, 9 vacuum orifices, 10 liquid-sucking cores.
Specific implementation mode
The utility model is further illustrated with reference to the accompanying drawings and examples:
Referring to Fig. 1-Fig. 4.
The utility model discloses a kind of finned heat pipe coupling radiators, include the bottom for the hollow tip opening being square Portion's coverboard 1, the cover board 2 and shell-type fin 3 for being set to 1 opening of bottom coverboard, the shell-type fin 3 are in bottom opening Hollow square structure, the shell-type fin 3 is set to the top of cover plate through hole 7 of the cover board 1, the shell-type fin 3 it is interior Wall cross sectional shape and the cross sectional shape of the cover plate through hole 7 match;Several sheets are fixed at intervals in the shell-type fin 3 to inhale Wick-containing 4, the sheet liquid-sucking core 4 are connected with the liquid-sucking core 10 being fixed on 1 inner wall of bottom coverboard, between the cover plate through hole 7 is equal Every being formed on the cover board 2, this case is made up of the evaporation section of radiator, bottom plate shell bottom coverboard 1 and liquid-sucking core 10 Plate 1 absorbs the heat of heat generating unit, and the working medium in vacuum environment, which is heated, to heat up and evaporate, and passes through shell-type fin 3, sheet is inhaled Wick-containing 4 constitutes condensation portion, can be risen in the steam channel 5 between sheet liquid-sucking core 4 by the working substance steam of thermal evaporation, and Circuluting puls under the differential pressure action of two adjacent steam channels 5, and latent heat of vaporization condensation liquefaction is discharged, the working medium quilt after liquefaction Both sides sheet liquid-sucking core 4 absorbs, and is back in the liquid-sucking core 10 of evaporation position bottom shell plate 1 under the action of capillary force, complete At a working cycles;Not only the structural advantages with gilled radiator, but also have the advantages that the efficient heat transfer of hot pipe technique;It fills Divide the ability that heat pipe phase-change heat transfer is utilized so that be exceedingly fast in the transmission of heat pipe coupling radiator internal heat, the heat of generation is fast Speed is distributed to entire radiator, therefore the new radiator can well cool down heat generating unit;Pass through shell-type fin On sheet liquid-sucking core so that condensed fluid is back to evaporation position rapidly, the channel between sheet liquid-sucking core on fin makes evaporation part The steam that position generates can be circulated and be condensed in steam channel and evaporation position in fin.
The course of work:It first passes through vacuum orifice 9 to extract the air inside radiator out to form vacuum environment, then passes through work Quantitative working medium is injected into bottom coverboard 1 by matter inlet 8, and bottom plate coverboard 1 absorbs the heat of heat generating unit, is in vacuum ring Working medium in border, which is heated, to heat up and evaporates, and the steam channel 5 between sheet liquid-sucking core 4 can be risen to by the working substance steam of thermal evaporation In, and the Circuluting puls under the differential pressure action of two adjacent steam channels 5, and latent heat of vaporization condensation liquefaction is discharged, after liquefaction Working medium absorbed by both sides sheet liquid-sucking core 4, and be back under the action of capillary force the liquid-sucking core of evaporation position bottom shell plate 1 In 10, a working cycles are completed.
The sheet liquid-sucking core 4 includes the first sheet liquid-sucking core 41, the second sheet liquid-sucking core 42, the first sheet imbibition One end of core 41 is inserted into cover plate through hole 7 and is connect with 10 top of liquid-sucking core, and the other end is connected with 3 inner cavity top of shell-type fin;It is described One end of second sheet liquid-sucking core 42 is inserted into cover plate through hole 7 and is connect with 10 top of liquid-sucking core, and the other end is pushed up with 3 inner cavity of shell-type fin Portion is equipped with gap, and the second sheet liquid-sucking core 42 and the first sheet liquid-sucking core 41 are staggeredly fixed on the shell-type fin at equal intervals On 3 inner walls;Steam channel 5 is formed between the first, second sheet liquid-sucking core, steam Circuluting puls in steam channel 5 increase Strong heat transfer effect.
Array is provided with several fins 6, the extended line of the fin 6 and institute on the inner wall bottom of the bottom coverboard 1 The extended line for stating cover plate through hole 7 is mutually perpendicular to, the length of the fin 6 and 1 inner wall equal length of the bottom coverboard;The rib Piece 6 is set to the underface of the sheet liquid-sucking core 4.
It is equipped with vacuum orifice 9 in the middle part of the one side wall of the bottom coverboard 1, working medium inlet 8, institute are equipped in the middle part of another side wall It states vacuum orifice 9 and working medium inlet 8 is coaxial, the vacuum orifice 9 is parallel with the fin 6 with the axis of working medium inlet 8, It extracts out the air inside radiator to form vacuum environment by vacuum orifice 9, is noted quantitative working medium by working medium inlet 8 Enter into bottom coverboard 1, it is preferred to select specific heat capacity big, low viscosity and the big working medium of the latent heat of vaporization, working medium should be with heat dissipation Material used in device and liquid-sucking core material have good compatibility;Working medium liquid filled ratio is 20%-40%, and the size of working medium liquid filled ratio takes Certainly in the inclination angle that working medium used and radiator are placed.
The bottom coverboard 1, fin 6, cover board 2 and shell-type fin 3 are by stainless steel, aluminium alloy or copper material system At by being welded to connect between cover board 2 and bottom coverboard 1 and shell-type fin, high-temperature seal adhesive being used in combination to seal, it is ensured that it is formed One closed heat-radiating system.
The liquid-sucking core 10 and sheet liquid-sucking core 4 are made of the copper mesh for being provided with tiny copper powder and Filamentous nickel powder, enhance Capillary force so that the working medium after liquefaction is back to faster in the liquid-sucking core 10 of evaporation position bottom shell 1.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technical field, It is equally included in the patent within the scope of the utility model.

Claims (7)

1. a kind of finned heat pipe coupling radiator, it is characterised in that:Include the bottom coverboard for the hollow tip opening being square (1), be set to the bottom coverboard(1)The cover board of opening(2)And shell-type fin(3), the shell-type fin(3)In bottom The hollow square structure of opening, the shell-type fin(3)It is set to the cover board(2)Cover plate through hole(7)Top, the shell-type Fin(3)Inner wall section shape and the cover plate through hole(7)Cross sectional shape match;The shell-type fin(3)Interior interval It is fixed with several sheet liquid-sucking cores(4), the sheet liquid-sucking core(4)Be fixed on bottom coverboard(1)Liquid-sucking core on inner wall (10)It is connected.
2. finned heat pipe coupling radiator according to claim 1, it is characterised in that:The cover plate through hole(7)Deng between Every being formed in the cover board(2)On.
3. finned heat pipe coupling radiator according to claim 2, it is characterised in that:The sheet liquid-sucking core(4)Packet Include the first sheet liquid-sucking core(41), the second sheet liquid-sucking core(42), the first sheet liquid-sucking core(41)One end be inserted into cover board Through-hole(7)With liquid-sucking core(10)Top connects, the other end and shell-type fin(3)Inner cavity top is connected;The second sheet imbibition Core(42)One end be inserted into cover plate through hole(7)With liquid-sucking core(10)Top connects, the other end and shell-type fin(3)Inner cavity top is set There are gap, the second sheet liquid-sucking core(42)With the first sheet liquid-sucking core(41)Staggeredly it is fixed on the shell-type fin at equal intervals (3)On inner wall;Steam channel is formed between the first, second sheet liquid-sucking core(5).
4. finned heat pipe coupling radiator according to claim 3, it is characterised in that:The bottom coverboard(1)It is interior Array is provided with several fins on wall bottom(6), the fin(6)Extended line and the cover plate through hole(7)Extended line It is mutually perpendicular to, the fin(6)Length and the bottom coverboard(1)Inner wall equal length;The fin(6)It is set to described Sheet liquid-sucking core(4)Underface.
5. finned heat pipe coupling radiator according to claim 4, it is characterised in that:The bottom coverboard(1)One Vacuum orifice is equipped in the middle part of side wall(9), another side wall middle part is equipped with working medium inlet(8), the vacuum orifice(9)It is noted with working medium Entrance(8)Coaxially, the vacuum orifice(9)With working medium inlet(8)Axis and the fin(6)It is parallel.
6. finned heat pipe coupling radiator according to claim 5, it is characterised in that:The bottom coverboard(1), fin (6), cover board(2)And shell-type fin(3)It is made of stainless steel, aluminium alloy or copper material.
7. according to claim 1-6 any one of them finned heat pipe coupling radiators, it is characterised in that:The liquid-sucking core (10)With sheet liquid-sucking core(4)Copper mesh by being provided with tiny copper powder and Filamentous nickel powder is made.
CN201820068620.2U 2018-01-16 2018-01-16 Finned heat pipe coupling radiator Expired - Fee Related CN207969251U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820068620.2U CN207969251U (en) 2018-01-16 2018-01-16 Finned heat pipe coupling radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820068620.2U CN207969251U (en) 2018-01-16 2018-01-16 Finned heat pipe coupling radiator

Publications (1)

Publication Number Publication Date
CN207969251U true CN207969251U (en) 2018-10-12

Family

ID=63733560

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820068620.2U Expired - Fee Related CN207969251U (en) 2018-01-16 2018-01-16 Finned heat pipe coupling radiator

Country Status (1)

Country Link
CN (1) CN207969251U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108323099A (en) * 2018-01-16 2018-07-24 南昌大学 Finned heat pipe coupling radiator
CN112351642A (en) * 2020-10-20 2021-02-09 南京航空航天大学 Radiator of integrated foam metal imbibition core and fin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108323099A (en) * 2018-01-16 2018-07-24 南昌大学 Finned heat pipe coupling radiator
CN108323099B (en) * 2018-01-16 2024-03-29 南昌大学 Fin type heat pipe coupling radiator
CN112351642A (en) * 2020-10-20 2021-02-09 南京航空航天大学 Radiator of integrated foam metal imbibition core and fin

Similar Documents

Publication Publication Date Title
CN111642103B (en) High heat flux porous heat sink flow cooling device
CN103759563B (en) A kind of microchannel heat sink utilizing phase-change circulation of working medium motion heat transfer
CN208655616U (en) A kind of phase transformation chip radiator
CN201203077Y (en) Loop hot pipe apparatus for high power LED heat radiation
CN106052444B (en) A kind of flat-plate heat pipe array radiator
CN207969251U (en) Finned heat pipe coupling radiator
CN101363696B (en) Flat hot pipe for cooling electron device and processing technology thereof
CN103047630A (en) Superconductive nanofluid radiator and working method thereof
CN206563932U (en) Processor heat abstractor
CN113959244B (en) Double-evaporator condenser loop heat pipe
CN103307917A (en) Micro-channel radiator
CN101995183A (en) Flat heat pipe
CN202013126U (en) Novel high efficiency heat exchange apparatus
CN206165061U (en) Take phase transition cooling system of porous interior fin
CN209605641U (en) Locomotive radiator and locomotive
TW200428925A (en) Temperature conduction heat exchange device of circular-flow channel type
CN202032930U (en) Double-sided channel plate-type pulsating heat pipe
CN201344753Y (en) Combined flat-plate heat tube radiator with complex cavity
WO2010060302A1 (en) A heat pipe with arranged micro-pore tubes, its fabricating method and a heat exchanging system
CN108323099A (en) Finned heat pipe coupling radiator
CN210773598U (en) Steam cavity heat abstractor
CN205991730U (en) A kind of flat-plate heat pipe array radiator
CN209978680U (en) Double-taper micro-channel radiator with thermosyphon loop
CN201532140U (en) Circular thermosiphon loop heat pipe radiator
CN102683307B (en) CPU (Central Processing Unit) radiator with combined corner-tube type flat self-excited capillary heat pipe

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20181012

Termination date: 20190116

CF01 Termination of patent right due to non-payment of annual fee