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CN106052444A - Flat-plate heat pipe arrayed radiator - Google Patents

Flat-plate heat pipe arrayed radiator Download PDF

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Publication number
CN106052444A
CN106052444A CN201610550532.1A CN201610550532A CN106052444A CN 106052444 A CN106052444 A CN 106052444A CN 201610550532 A CN201610550532 A CN 201610550532A CN 106052444 A CN106052444 A CN 106052444A
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CN
China
Prior art keywords
plate
flow path
hot flow
heating plate
condensing
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.)
Granted
Application number
CN201610550532.1A
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Chinese (zh)
Other versions
CN106052444B (en
Inventor
梁才航
何壮
曾思
吴国珊
杨道国
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Guilin University of Electronic Technology
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Individual
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Priority to CN201610550532.1A priority Critical patent/CN106052444B/en
Publication of CN106052444A publication Critical patent/CN106052444A/en
Application granted granted Critical
Publication of CN106052444B publication Critical patent/CN106052444B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D15/00Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
    • F28D15/02Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
    • F28D15/04Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081Heat exchange elements made from metals or metal alloys
    • F28F21/084Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081Heat exchange elements made from metals or metal alloys
    • F28F21/085Heat exchange elements made from metals or metal alloys from copper or copper alloys
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00Details of semiconductor or other solid state devices
    • H01L23/34Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
    • H01L23/42Fillings or auxiliary members in containers or encapsulations selected or arranged to facilitate heating or cooling
    • H01L23/427Cooling by change of state, e.g. use of heat pipes

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention relates to a flat-plate heat pipe arrayed radiator. The flat-plate heat pipe arrayed radiator comprises a heating plate and condensing plates. The heating plate is arranged horizontally and used for placing heating electronic components. The condensing plates comprise a first condensing plate and a second condensing plate. The first condensing plate and the second condensing plate are arranged at two ends of the heating plate in a vertical up manner separately. A plurality of rows of radiating fins are arranged on both sides of each condensing plate. A first condensing channel is arranged in the first condensing plate and a second condensing channel is arranged in the second condensing plate. A first hot runner communicating with the first condensing channel is arranged on one side of the interior of the heating plate and a second hot runner communicating with the second condensing channel is arranged on the other side of the interior of the heating plate. The radiator has the advantages that the heat transfer property of the radiator is improved and the cooling effect is strengthened; a liquid-state radiating working medium flows to the hot runners under the action of gravity, so that a unidirectional circulating reciprocating motion can be formed and the occurrence of a ''dry burning'' phenomenon in the heating plate can be prevented.

Description

A kind of flat-plate heat pipe array radiator
Technical field
The present invention relates to field of radiating, be specifically related to a kind of flat-plate heat pipe array radiator.
Background technology
Flat pulsating heat pipe utilize Working fluid phase changing to carry out heat transfer to have heat transfer efficiency high, the advantages such as even temperature effect is good, High heat flux electronic equipment dissipating heat direction has huge advantage.The flat pulsating heat pipe of traditional type places heating in the horizontal direction Time, the liquefaction working medium of condensation segment usually can not be back to bringing-up section in time, finally results in the internal generation " dry combustion method " of pulsating heat pipe existing As, affect the vibration of working medium, the final heat transfer property reducing pulsating heat pipe.
Summary of the invention
In sum, in order to overcome the deficiencies in the prior art, the technical problem to be solved is to provide a kind of flat Plate heat pipe array radiator.
The technical scheme is that a kind of flat-plate heat pipe array radiator, including adding Hot plate and cold plate, described heating plate is horizontally disposed with and for placing heating electronic device, described cold plate includes the first condensation Plate and the second cold plate, described first cold plate and described second cold plate are arranged on the two of described heating plate the most straight up End, described cold plate both sides be equipped with multiple row fin, with every string fin one a pair in described first cold plate The position answered is provided with the first condensation road, is provided with second with every string fin position one to one in described second cold plate Condensation road, described first condensation road and described second condensation road in specular, and described first condensation road and described the Two condensation roads, all in downward opening U-shape, described cold plate are respectively equipped with to described first condensation road and described second cold The liquid filling hole of heat radiation working medium is added in solidifying road;
In described heating plate, side is provided with the first hot flow path being connected with described first condensation road, described first heat What runner was opening towards outside described heating plate is U-shaped, and the other side in described heating plate is provided with and described second condensation The second hot flow path that road is connected, described second runner is mirror image about centrage and described first hot flow path of described heating plate It is symmetrical arranged, and the U-shaped diapire of described first hot flow path and described second hot flow path is provided with rough capillary structure.
The invention has the beneficial effects as follows:
(1) liquid heat radiation working medium thermotropism flow passage under gravity, can form the reciprocal of an one-way circulation Motion, prevents internal " dry combustion method " phenomenon that occurs of heating plate, the heat transfer property of raising radiator;
(2) during heating plate horizontal positioned, cold plate is vertically to place, and is more beneficial for gravity reflux, and strengthening internal working medium shakes Swing;
(3) radiator can be regarded two pulsating heat pipes as and share a bringing-up section, chip or components and parts conduction to adding The heat of hot plate is cooled down by two cold plates simultaneously, enhances cooling effect;
(4) two the cold plate surfaces vertically placed are disposed with multiple fin, on the basis of classic flat-plate pulsating heat pipe On increase the heat loss through convection area with air, be conducive to increasing the temperature difference at pulsating heat pipe cold and hot two ends, strengthen internal working medium Vibration, finally plays the effect of augmentation of heat transfer;
(5) by heat spreader module, it is simple to process and install, can need this module is combined according to reality heat radiation Array;
(6) capillary structure surface (various structures can be made) is had to advantageously form bubble core at hot flow path curved segment, Increase bringing-up section working medium and generate the probability of bubble, finally play the effect of augmentation of heat transfer.
On the basis of technique scheme, the present invention can also do improvement further below:
Further, described first hot flow path include exterior-heat runner that opening is bigger and multiple be arranged in exterior-heat runner in and open Mouthful less interior hot flow path, the first condensation road described in same connects described exterior-heat runner and the nearer interior-heat of distance exterior-heat runner Runner or adjacent two interior hot flow paths.
Use above-mentioned further technical scheme has the beneficial effect that increase area of dissipation, it is ensured that heat radiation is uniformly.
Further, described heat radiation working medium is any one or the nano-fluid in methanol, ethanol and acetone.
Use above-mentioned further technical scheme has the beneficial effect that increase radiating efficiency.
Further, described heating plate, described cold plate and described fin are copper or aluminum is made.
Use above-mentioned further technical scheme has the beneficial effect that heat conductivity is high, increases radiating efficiency.
Further, described heating plate, described cold plate and described fin print one-shot forming through 3D.
Having the beneficial effect that of above-mentioned further technical scheme is used to avoid flat-plate heat pipe bending causes the broken of tube chamber Bad.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention;
Fig. 2 is the top view of the present invention;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the side view of the present invention;
Fig. 5 is the B-B sectional view of Fig. 4.
In accompanying drawing, the list of parts representated by each label is as follows:
1, heating plate, the 2, first cold plate, the 3, second cold plate, the 4, fin, 5, first condensation road, the 6, second condensation Road, 7, liquid filling hole, the 8, first hot flow path, the 9, second hot flow path, 10, capillary structure.
Detailed description of the invention
Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining the present invention, and Non-for limiting the scope of the present invention.
As Figure 1-4, a kind of flat-plate heat pipe array radiator, including heating plate 1 and cold plate, described heating plate 1 Being horizontally disposed with and for placing heating electronic device, described cold plate includes the first cold plate 2 and the second cold plate 3, described One cold plate 2 and described second cold plate 3 are arranged on the two ends of described heating plate 1 the most straight up, described cold plate Both sides are equipped with multiple row fin 4.Cold plate is vertically placed, and is disposed with multiple fin 4 and uses above the wooden partition of cold plate both sides To strengthen thermolysis, fin 4 shape can make variously-shaped (straight wing, ripple type, S type etc.) according to radiating requirements, Two the cold plate surfaces vertically placed are disposed with multiple fin 4, between fin 4 all leaves between up and down suitably Gap, in order to blowing air over of different directions, plays preferable heat exchange effect.Increase on the basis of classic flat-plate pulsating heat pipe with The heat loss through convection area of air, is conducive to increasing the temperature difference at the cold and hot two ends of pulsating heat pipe, strengthens the vibration of internal working medium, finally rise Effect to augmentation of heat transfer.
It is provided with the first condensation road 5, described with every string fin position one to one in described first cold plate 2 It is provided with the second condensation road 6, described first condensation road 5 and institute with every string fin position one to one in second cold plate 3 The structure stating the second condensation road 6 is specular, and described first condensation road 5 and described second condensation road 6 are all in opening court Under U-shape, described cold plate is respectively equipped with to described first condensation road 5 and described second condensation road 6 in add heat radiation work The liquid filling hole 7 of matter.Preferred: described heat radiation working medium be in methanol, ethanol and acetone any one/methanol, ethanol and acetone Mixed working fluid/nano-fluid.
In described heating plate 1, side is provided with and condenses the first hot flow path 8 that road 5 is connected with described first, and described first Hot flow path 8 is U-shaped towards outside described heating plate 1 in opening, and the other side in described heating plate 1 is provided with and described second The second hot flow path 9 of being connected of condensation road 6, described second runner 9 is about the centrage of described heating plate 1 and described first hot-fluid Road 8 is arranged in specular, and the U-shaped diapire of described first hot flow path 8 and described second hot flow path 9 is provided with uneven Capillary structure 10.Heat radiation working medium hot flow path in heating plate 1 by liquid absorbent heat when gaseous state converts, hot flow path elbow Section has capillary structure 10 surface (can make various structures) to advantageously form bubble core, increases bringing-up section working medium and generates gas The probability of bubble, finally plays the effect of augmentation of heat transfer.Described first hot flow path 8 includes exterior-heat runner that opening is bigger and multiple row Be listed in exterior-heat runner and interior hot flow path that opening is less, the first condensation road 5 described in same connect described exterior-heat runner and away from Interior hot flow path close to exterior-heat runner or adjacent two interior hot flow paths.
Described heating plate 1, described cold plate and described fin 4 are the high metal material of copper of heat conductivity or aluminium Expect to print one-shot forming through 3D, flat-plate heat pipe bending need not be destroyed condensation road or hot flow path.Radiator after forming Inside tube chamber, heat radiation working medium (pure refrigerant of methanol, ethanol, acetone etc. or mixed working fluid, nanometer stream it is filled with after carrying out evacuation Body etc.).Heat is conducted to the heat radiation working medium within hot flow path in heating plate, heat radiation by heating electronic device by heating plate wooden partition After working medium absorbs heat vaporization, there is pressure differential in heating road and condensation road, thus drives heat radiation working medium from heating road to condensation road Flowing, heat is put to fin by the heat radiation working medium in condensation road, and the heat radiation working medium finally condensed is converted into liquid, liquid by gaseous state State heat radiation working medium thermotropism flow passage under gravity, eventually forms the reciprocating motion of an one-way circulation, prevents heating There is " dry combustion method " phenomenon in intralaminar part, improves the heat transfer property of radiator.Additionally during heating plate 1 horizontal positioned, cold plate is vertical Place, be more beneficial for the gravity reflux of heat radiation working medium, the vibration of strengthening internal heat dissipating working medium.Radiator can regard two arteries and veins as Dynamic heat pipe shares the while that a bringing-up section, chip or components and parts conducting the heat to heating plate and is carried out cold by two cold plates But, cooling effect is enhanced.
Finally different modules can also be selected to carry out array according to actual heating power heat spreader module, it is simple to Processing and installation.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.

Claims (5)

1. a flat-plate heat pipe array radiator, including heating plate (1) and cold plate, described heating plate (1) is horizontally disposed with also For placing heating electronic device, described cold plate includes the first cold plate (2) and the second cold plate (3), described first condensation Plate (2) and described second cold plate (3) are arranged on the two ends of described heating plate (1) the most straight up, it is characterised in that described Cold plate both sides be equipped with multiple row fin (4), in described first cold plate (2) with every string fin one_to_one corresponding Position be provided with the first condensation road (5);It is provided with every string fin position one to one in described second cold plate (3) Second condensation road (6);Described first condensation road (5) and the described second structure condensing road (6) they are specular, and described the One condensation road (5) and described second condensation road (6), all in downward opening U-shape, described cold plate are respectively equipped with to described The liquid filling hole (7) of heat radiation working medium is added in first condensation road (5) and described second condensation road (6);
In described heating plate (1), side is provided with and described first condensation road (5) the first hot flow path (8) of being connected, and described the One hot flow path (8) is U-shaped towards described heating plate (1) outside in opening, other side in described heating plate (1) be provided with The second hot flow path (9) that described second condensation road (6) is connected, described second runner (9) is about the center of described heating plate (1) Line and described first hot flow path (8) are arranged in specular, and described first hot flow path (8) and described second hot flow path (9) U-shaped diapire be provided with rough capillary structure (10).
Radiator the most according to claim 1, it is characterised in that outside described first hot flow path (8) includes that opening is bigger Hot flow path and multiple being arranged in exterior-heat runner and interior hot flow path that opening is less, the first condensation road (5) connection described in same Described exterior-heat runner and the distance nearer interior hot flow path of exterior-heat runner or adjacent two interior hot flow paths.
Radiator the most according to claim 1, it is characterised in that described heat radiation working medium is in methanol, ethanol and acetone Any one or nano-fluid.
4. according to the arbitrary described radiator of claims 1 to 3, it is characterised in that described heating plate (1), described cold plate with And described fin (4) is copper or aluminum is made.
Radiator the most according to claim 4, it is characterised in that described heating plate (1), described cold plate and described dissipate Backing (4) prints one-shot forming through 3D.
CN201610550532.1A 2016-07-13 2016-07-13 A kind of flat-plate heat pipe array radiator Active CN106052444B (en)

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Application Number Priority Date Filing Date Title
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CN106052444B CN106052444B (en) 2017-11-14

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106777754A (en) * 2016-12-30 2017-05-31 吉林建筑大学 A kind of flat-plate type micro heat pipe array radiator optimization method
CN107466195A (en) * 2017-09-14 2017-12-12 郭良安 Pulsating heat pipe and heat exchanger
CN107529321A (en) * 2017-09-06 2017-12-29 邹剑青 A kind of radiator for electronic product
CN109565945A (en) * 2017-03-02 2019-04-02 华为技术有限公司 Conducting-heat elements and mobile terminal
TWI697651B (en) * 2017-12-13 2020-07-01 奇鋐科技股份有限公司 Heat dissipation device manufacturing method
CN114895512A (en) * 2022-06-09 2022-08-12 中国科学院长春光学精密机械与物理研究所 Active and passive mixed cooling heat dissipation rear cover of industrial camera
WO2022238086A1 (en) * 2021-05-11 2022-11-17 Robert Bosch Gmbh Cooling device
WO2023118405A1 (en) * 2021-12-22 2023-06-29 Robert Bosch Gmbh Cooling device

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JP2004156835A (en) * 2002-11-06 2004-06-03 Ts Corporation Device radiator
CN2869741Y (en) * 2005-12-21 2007-02-14 李建明 Flat-heat-tube radiator
CN201344752Y (en) * 2008-11-05 2009-11-11 李骥 Heat radiation device for loop heat pipe
US20110214842A1 (en) * 2010-03-05 2011-09-08 Lea-Min Technologies Co., Ltd. Heat sink
CN203177704U (en) * 2013-01-25 2013-09-04 苏州聚力电机有限公司 Clamping locating type uniform temperature board fin integration module
CN104567499A (en) * 2015-01-20 2015-04-29 北京建筑大学 Pulse heat pipe heat radiation device used for electronic device and heat radiation device thereof
CN205991730U (en) * 2016-07-13 2017-03-01 梁才航 A kind of flat-plate heat pipe array radiator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004156835A (en) * 2002-11-06 2004-06-03 Ts Corporation Device radiator
CN2869741Y (en) * 2005-12-21 2007-02-14 李建明 Flat-heat-tube radiator
CN201344752Y (en) * 2008-11-05 2009-11-11 李骥 Heat radiation device for loop heat pipe
US20110214842A1 (en) * 2010-03-05 2011-09-08 Lea-Min Technologies Co., Ltd. Heat sink
CN203177704U (en) * 2013-01-25 2013-09-04 苏州聚力电机有限公司 Clamping locating type uniform temperature board fin integration module
CN104567499A (en) * 2015-01-20 2015-04-29 北京建筑大学 Pulse heat pipe heat radiation device used for electronic device and heat radiation device thereof
CN205991730U (en) * 2016-07-13 2017-03-01 梁才航 A kind of flat-plate heat pipe array radiator

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106777754A (en) * 2016-12-30 2017-05-31 吉林建筑大学 A kind of flat-plate type micro heat pipe array radiator optimization method
CN106777754B (en) * 2016-12-30 2020-04-28 吉林建筑大学 Optimization method for flat micro heat pipe array radiator
CN109565945A (en) * 2017-03-02 2019-04-02 华为技术有限公司 Conducting-heat elements and mobile terminal
CN109565945B (en) * 2017-03-02 2020-07-28 华为技术有限公司 Heat conduction part and mobile terminal
US10831249B2 (en) 2017-03-02 2020-11-10 Huawei Technologies Co., Ltd. Heat conduction component and mobile terminal
CN107529321A (en) * 2017-09-06 2017-12-29 邹剑青 A kind of radiator for electronic product
CN107466195A (en) * 2017-09-14 2017-12-12 郭良安 Pulsating heat pipe and heat exchanger
TWI697651B (en) * 2017-12-13 2020-07-01 奇鋐科技股份有限公司 Heat dissipation device manufacturing method
WO2022238086A1 (en) * 2021-05-11 2022-11-17 Robert Bosch Gmbh Cooling device
WO2023118405A1 (en) * 2021-12-22 2023-06-29 Robert Bosch Gmbh Cooling device
CN114895512A (en) * 2022-06-09 2022-08-12 中国科学院长春光学精密机械与物理研究所 Active and passive mixed cooling heat dissipation rear cover of industrial camera
CN114895512B (en) * 2022-06-09 2023-08-15 中国科学院长春光学精密机械与物理研究所 Industrial camera conformal active and passive mixed cooling heat dissipation rear cover

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Effective date of registration: 20170705

Address after: 541000 1 Jinji Road, Qixing District, Guilin, the Guangxi Zhuang Autonomous Region

Applicant after: GUILIN University OF ELECTRONIC TECHNOLOGY

Address before: 541000 the Guangxi Zhuang Autonomous Region Qixing District, Guilin City jinji Road No. 1, Guilin University of Electronic Technology

Applicant before: Liang Caihang

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Application publication date: 20161026

Assignee: Guilin Qunmei Technology Co.,Ltd.

Assignor: GUILIN University OF ELECTRONIC TECHNOLOGY

Contract record no.: X2023980044664

Denomination of invention: A flat heat pipe array heat sink

Granted publication date: 20171114

License type: Common License

Record date: 20231031