CN208636778U - A kind of active heat-pipe radiating apparatus - Google Patents
A kind of active heat-pipe radiating apparatus Download PDFInfo
- Publication number
- CN208636778U CN208636778U CN201820829124.4U CN201820829124U CN208636778U CN 208636778 U CN208636778 U CN 208636778U CN 201820829124 U CN201820829124 U CN 201820829124U CN 208636778 U CN208636778 U CN 208636778U
- Authority
- CN
- China
- Prior art keywords
- phase
- sealing
- working substance
- plate
- change working
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of active heat-pipe radiating apparatus, it is built in the cabinet of electronic equipment, the sealing and circulating circuit that a vacuum made of piping connection is mainly passed through as cold plate and sealing transfer tube, sealing transfer tube has sealing shell, pipeline is connected by the inlet on the shell with the wheel rotation chamber of liquid outlet and sealing transfer tube, phase-change working substance is filled in sealing and circulating circuit, cold plate is flowed through by the phase-change working substance of sealing transfer tube driving liquid, phase-change working substance is undergone phase transition on cold plate inner surface exchanged heat after become vehicle repair major state flow through rear pipeline and be condensed into liquid, return again to cold plate.The utility model uses phase-change working substance, and radiating efficiency is high, and phase-change working substance is safe working medium, is solved using security risk present in liquid cooling plate scheme；It using small-sized sealing transfer tube, may be provided at the utility model in computer or machine box for server, cost is lower than the construction cost of common liquid cooling heat exchange, and driving pump work consumption is reduced, and energy-saving effect is significant.
Description
Technical field
The utility model belongs to computer chip cooling technology more particularly to a kind of active heat-pipe radiating apparatus.
Background technique
In recent years, since computer and server performance rise violently, single-machine capacity density is in cumulative year after year trend, but existing air-cooled
Radiator is limited to that computer server space is limited, makes the promotion of its heat dissipation performance that can not match with the increase of plant capacity.
Liquid cooling heat radiator is a kind of radiating mode that can be realized good heat radiating and energy-saving effect.Liquid cooling plate is liquid-cooling heat radiation
A kind of common form in device, it is to fit closely the cold plate for being provided with liquid cooling channel with chip, and cold plate passes through feed liquor and outlet tube
Road and external air cooling heat exchanger form a closed cavity, and liquid cooling plate drives cooling working medium to follow in systems using transfer tube
Circulation is dynamic, constantly cools down the heat transmission that chip generates to external heat exchanger, to constitute liquid cooling system.
Although liquid cooling system has efficient radiating efficiency, the temperature of chip can be effectively controlled, make its stable operation,
It is that but there is also following defects for liquid cooling system:
(1) the cooling working medium in liquid cooling system typically contains water (common cooling working medium is water or anti-icing fluid), once occur
Leakage, will cause computer equipment badly damaged, and therefore, bosher containing water verifies for expensive computer equipment, is
A kind of great security risk.
(2) working medium is cooled down in order to prevent to reveal, the sealing requirements of entire liquid cooling system are very stringent, therefore, liquid cooling
The construction cost of system is higher.
(3) drive common cooling working medium to circulate in liquid cooling system using transfer tube, energy consumption is big, and energy saving is poor, and
The volume of transfer tube is big, takes up space also larger.
Utility model content
That the purpose of this utility model is to provide a kind of structures is simple, radiating efficiency is high, operational safety is stable, it is energy saving, account for
With the small active heat-pipe radiating apparatus in space.
The purpose of this utility model is realized by technical measures below: a kind of active heat-pipe radiating apparatus, special
Sign is: it is built in the cabinet of electronic equipment, it is mainly passed through made of piping connection as cold plate and sealing transfer tube
The sealing and circulating circuit of one vacuum, the sealing transfer tube have closed shell, and the pipeline passes through the feed liquor on the shell
Mouth is connected with the wheel rotation chamber of liquid outlet and sealing transfer tube, is filled with phase-change working substance in the sealing and circulating circuit,
Cold plate is flowed through by the phase-change working substance of sealing transfer tube driving liquid, phase-change working substance undergoes phase transition on cold plate inner surface and exchanges heat
Become vehicle repair major state afterwards to flow through rear pipeline and be condensed into liquid, return again to cold plate, to complete a cyclic process.
The heat-exchange working medium of the utility model uses phase-change working substance, because there is phase transition process to participate in heat exchange, system radiating efficiency
It greatly improves, system run all right, and phase-change working substance is the safe working medium compatible with electronic equipment, it is corrosion-free, non-conductive, it can
Existing computer or server apparatus are solved using security risk present in liquid cooling plate scheme；The utility model uses occupied space
Small small-sized sealing transfer tube, can enable the utility model be arranged in computer or machine box for server, so that cost is lower than general
The construction cost of logical liquid cooling heat exchange, while the consumption of pump work being driven also to greatly reduce, energy-saving effect is significant.Therefore, this is practical new
Type is to solve the problems, such as existing high-power calculating or server radiating under the premise of not changing existing server architecture with low cost
Effective scheme.
As a kind of preferred embodiment of the utility model, the phase-change working substance uses perfluor hexanone, molecular formula
C6F12O, -108 DEG C of fusing point, 48 DEG C of boiling point.
As a kind of embodiment of the utility model, the active heat-pipe radiating apparatus further includes radiator, described
Radiator is connected on the pipeline at the cold plate rear, for carrying out auxiliary heat-exchanging to the phase-change working substance after heat absorption, to meet phase
Become the requirement of heat dissipation.
As a kind of preferred embodiment of the utility model, the cold plate is a plate body with hollow cavity, the plate body
A wherein plate face be heating surface for being contacted with chip, the inlet being connected on the cold plate with pipeline is avoided with liquid outlet
The heating surface setting, and the liquid outlet is located at the top of the inlet.
As a kind of preferred embodiment of the utility model, the cold plate mainly by as the heating surface bottom plate and
It is formed for the top plate of groove-like, the top plate is fastened on bottom plate and is attached thereto and is integrated, and the edge of the bottom plate is by top plate
Lower edge extend outward into one be annular surface extension edge, with increase with the contact surface of chip, improve radiating efficiency.
As a kind of embodiment of the utility model, the vacuum degree in the sealing and circulating circuit is 10-3~10-5Pa。
As the embodiment that the utility model is recommended, the filling weight of the phase-change working substance, which accounts for the sealing and circulating circuit, to be held
Long-pending 50%~95%.
The utility model is distributed with pit on the inner surface of the bottom plate of the cold plate, and the depth of the pit is 0.2~
1.0mm, the cross section of pit are circle, a diameter of 0.1~1.0mm, and the phase-change working substance of liquid is relatively independent in pit, can be with
Reach higher temperature in heating moment, to improve liquid superheat to accelerate phase transformation, therefore can reinforced transformation effect.
As the utility model others embodiment, the phase-change working substance uses environment-protecting and non-poisonous low-temperature refrigerant, such as seven
Fluoro-propane, R134a or R410a etc., these working medium are compatible with electronic product, corrosion-free, non-conductive, nonflammable, but due to boiling
Point is lower, and when operation, system pressure is higher, and system sealing cost can improve, and the consumption of pump work is driven also to will increase.
Compared with prior art, the utility model has following significant effect:
(1) the heat-exchange working medium of the utility model uses phase-change working substance, because there is phase transition process to participate in heat exchange, system radiating effect
Rate greatly improves, system run all right, and phase-change working substance is the safe working medium compatible with electronic equipment, corrosion-free, non-conductive,
Existing computer or server can be solved using security risk present in liquid cooling plate scheme.
(2) the utility model can enable the utility model that electricity is arranged in using the small-sized sealing transfer tube to occupy little space
In brain or machine box for server, while the consumption of pump work being driven also to greatly reduce, energy-saving effect is significant.
(3) the utility model is to solve existing high power meter under the premise of not changing existing server architecture with low cost
The effective scheme of calculation or server radiating problem, suitable for being widely popularized and being applicable in.
Detailed description of the invention
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Fig. 1 is the structure composition schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the sealing transfer tube of the utility model embodiment 1；
Fig. 3 is the structural schematic diagram of the cold plate of the utility model embodiment 1；
Fig. 4 is the assembling structure schematic diagram of the cold plate of the utility model embodiment 1.
Specific embodiment
Embodiment 1
As shown in figures 1-4, a kind of active heat-pipe radiating apparatus of the utility model, it is built in the cabinet of electronic equipment
In, electronic equipment can be the electronic equipment of the application high-power die such as computer, server, radar.Active heat pipe heat radiation dress
Setting is the sealing and circulating circuit for passing through the vacuum that pipeline 3 is connected in sequence by cold plate 1, radiator 6 and sealing transfer tube 2,
Sealing transfer tube 2 has a closed stainless steel casing 12, and pipeline 3 passes through inlet 13 on the shell 12 and liquid outlet 14 and close
The wheel rotation chamber 15 of envelope transfer tube 2 is connected, and the vacuum degree in sealing and circulating circuit is 10-3~10-5Pa.Cold plate 1 has for one
The plate body of hollow cavity, a wherein plate face for the plate body are the heating surface for contacting with chip, are connected on cold plate 1 with pipeline 3
Inlet 4 and liquid outlet 5 avoid heating surface setting, and liquid outlet 5 is located in the liquid inlet 4 top.It is filled in sealing and circulating circuit
Equipped with phase-change working substance, in the present embodiment, phase-change working substance use perfluor hexanone, molecular formula C6F12O, -108 DEG C of fusing point, boiling point 48
℃.The filling weight of phase-change working substance accounts for the 50%~95% of sealing and circulating circuit volume.The phase transformation of liquid is driven by sealing transfer tube 2
Working medium A flows through cold plate 1, phase-change working substance A is undergone phase transition on 1 inner surface of cold plate exchanged heat after become vehicle repair major state flow through
Rear pipeline and radiator 6 and be condensed into liquid, return again to cold plate 1, thus complete a cyclic process.Wherein, radiator 6 is used
In carrying out auxiliary heat-exchanging to the phase-change working substance after heat absorption, to meet the requirement of phase-change heat.
Cold plate 1 is mainly formed by the bottom plate 7 as heating surface and for the top plate 8 of groove-like, is opened on the upper surface of bottom plate 7
Equipped with an annular slot 9, the lower edge of top plate 8 is fastened on to be fastened on bottom plate 7 and be welded as a whole in the card slot 9, bottom plate 7
Edge by the lower edge of top plate 8 extend outward into one be annular surface extension edge 10, with increase with the contact surface of chip, improve
Radiating efficiency.The pit 11 being arranged in array is distributed on the inner surface of bottom plate 7, the depth of pit 11 is 0.2~1.0mm,
The cross section of pit is round, a diameter of 0.1~1.0mm, and the phase-change working substance of liquid is relatively independent in pit, can heated
Moment reaches higher temperature, to improve liquid superheat to accelerate phase transformation, therefore can reinforced transformation effect.
The working principle of the utility model is: cold plate, sealing transfer tube and radiator are made up of piping connection closed
Circulation loop, by this sealing and circulating vacuum-pumping loop to 10-3~10-5Pa, then fills phase-change working substance, and filling weight is closed follows
The 50%~95% of loop back path volume, specific filling weight is depending on practical application scene, the preferred perfluor hexanone of phase-change working substance, closing
Mouth is filled, the production of entire active heat-pipe radiating apparatus can be completed.Phase-change working substance is the safe work compatible with electronic equipment
Matter, it is corrosion-free, non-conductive, existing computer or server apparatus can be solved using security risk present in liquid cooling plate scheme.Make
The heating surface of used time, cold plate are bonded with chip, when the phase-change working substance A of liquid flows through cold plate, rely on the generation of cold plate inner surface
Phase transformation exchanges heat, and after heat exchange, phase-change working substance A is flowed as vehicle repair major state, when phase-change working substance A flows through rear pipeline and dissipates
When hot device, then it is condensed into the phase-change working substance A of liquid.
The active heat-pipe radiating apparatus of the utility model and existing liquid cooling heat-exchanger rig the difference is that: first, whole
The sealing of body radiator cavity, under 1MPa operating condition, cannot have leakage, prevent incoagulable gas from entering pipeline, influence to radiate
The performance of device；Second, cold plate structure is different from liquid cooling plate structure, there is the fin for reinforcing exchanging heat in liquid cooling plate, and this is practical new
It is then the pit for being machined with reinforced transformation on the bottom plate of type cold plate.
In other embodiments, phase-change working substance can also use environment-protecting and non-poisonous low-temperature refrigerant, such as heptafluoro-propane, R134a
Or R410a etc., these working medium are compatible with electronic product, corrosion-free, non-conductive, and it is nonflammable, but since boiling point is lower, operation
When, system pressure is higher, and system sealing cost can improve.
Embodiment 2
The present embodiment difference from example 1 is that: the active heat-pipe radiating apparatus of the present embodiment is by cold plate
It with sealing transfer tube by the sealing and circulating circuit of a vacuum made of piping connection, i.e., does not include radiator.In use, cold plate
Heating surface be bonded with chip, when phase-change working substance flows through cold plate, rely on cold plate inner surface generation phase transformation exchange heat, exchange heat
Afterwards, phase-change working substance is flowed as vehicle repair major state, when phase-change working substance flows through rear pipeline, then is condensed into mutually exchanging work for liquid
Matter.In general, pipeline has met the requirements the cooling effect of phase-change working substance.If cooling effect not enough can additional heat dissipation again
Device or external heat exchanger.
The embodiments of the present invention is without being limited thereto, above content according to the present utility model, according to the general of this field
Logical technological know-how and customary means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model may be used also
To make the modification, replacement or change of other diversified forms, all fall within the utility model rights protection scope.
Claims (10)
1. a kind of active heat-pipe radiating apparatus, it is characterised in that: it is built in the cabinet of electronic equipment, it is mainly by cold
By the sealing and circulating circuit of a vacuum made of piping connection, the sealing transfer tube has closed for plate and sealing transfer tube
Shell, the pipeline is connected by the inlet on the shell with the wheel rotation chamber of liquid outlet and sealing transfer tube, in institute
It states in sealing and circulating circuit and is filled with phase-change working substance, cold plate, Xiang Biangong are flowed through by the phase-change working substance of sealing transfer tube driving liquid
Matter is undergone phase transition on cold plate inner surface exchanged heat after become vehicle repair major state flow through rear pipeline and be condensed into liquid, then
Cold plate is returned to, to complete a cyclic process.
2. active heat-pipe radiating apparatus according to claim 1, it is characterised in that: the phase-change working substance using perfluor oneself
Ketone.
3. active heat-pipe radiating apparatus according to claim 2, it is characterised in that: the active heat-pipe radiating apparatus
It further include radiator, the radiator is connected on the pipeline at the cold plate rear, for carrying out to the phase-change working substance after heat absorption
Auxiliary heat-exchanging.
4. active heat-pipe radiating apparatus according to claim 2 or 3, it is characterised in that: the cold plate is one to have
The plate body of cavity, a wherein plate face for the plate body are the heating surface for contacting with chip, and the inlet is avoided with liquid outlet
The heating surface setting, and the liquid outlet is located at the top of the inlet.
5. active heat-pipe radiating apparatus according to claim 4, it is characterised in that: the cold plate is mainly by as described
It the bottom plate of heating surface and is formed for the top plate of groove-like, the top plate is fastened on bottom plate and is attached thereto and be integrated, the bottom
The edge of plate extends outward into one by the lower edge of top plate as the extension edge of annular surface.
6. active heat-pipe radiating apparatus according to claim 5, it is characterised in that: the vacuum in the sealing and circulating circuit
Degree is 10-3~10-5Pa。
7. active heat-pipe radiating apparatus according to claim 6, it is characterised in that: the filling weight of the phase-change working substance accounts for
The 50%~95% of the sealing and circulating circuit volume.
8. active heat-pipe radiating apparatus according to claim 7, it is characterised in that: in the interior table of the bottom plate of the cold plate
Be distributed on face can reinforced transformation effect pit.
9. active heat-pipe radiating apparatus according to claim 1, it is characterised in that: the phase-change working substance is using environmentally friendly nothing
Malicious low-temperature refrigerant.
10. active heat-pipe radiating apparatus according to claim 9, it is characterised in that: the environment-protecting and non-poisonous cryogenic refrigeration
Agent is heptafluoro-propane, R134a or R410a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820829124.4U CN208636778U (en) | 2018-05-30 | 2018-05-30 | A kind of active heat-pipe radiating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820829124.4U CN208636778U (en) | 2018-05-30 | 2018-05-30 | A kind of active heat-pipe radiating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208636778U true CN208636778U (en) | 2019-03-22 |
Family
ID=65733353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820829124.4U Active CN208636778U (en) | 2018-05-30 | 2018-05-30 | A kind of active heat-pipe radiating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208636778U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509004A (en) * | 2018-05-30 | 2018-09-07 | 广东合新材料研究院有限公司 | A kind of active heat-pipe radiating apparatus |
| CN112384041A (en) * | 2020-11-12 | 2021-02-19 | 台州学院 | Interactive management terminal for street management |
| CN114340305A (en) * | 2021-08-02 | 2022-04-12 | 华为技术有限公司 | Driving pump, cold plate assembly, mobile terminal device and electronic system |
-
2018
- 2018-05-30 CN CN201820829124.4U patent/CN208636778U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509004A (en) * | 2018-05-30 | 2018-09-07 | 广东合新材料研究院有限公司 | A kind of active heat-pipe radiating apparatus |
| CN112384041A (en) * | 2020-11-12 | 2021-02-19 | 台州学院 | Interactive management terminal for street management |
| CN114340305A (en) * | 2021-08-02 | 2022-04-12 | 华为技术有限公司 | Driving pump, cold plate assembly, mobile terminal device and electronic system |
| CN114340305B (en) * | 2021-08-02 | 2023-01-13 | 华为技术有限公司 | Driving pump, cold plate assembly, mobile terminal device and electronic system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208636778U (en) | A kind of active heat-pipe radiating apparatus | |
| CN107454797B (en) | A kind of pump drive quarter-phase circuit device for high fever stream dissipation from electronic devices | |
| CN109952003A (en) | A kind of data center's liquid cooling system | |
| CN110456893A (en) | A kind of cooling cabinet of enhanced immersion type | |
| CN204460650U (en) | A kind of condenser cooling device | |
| CN111465299A (en) | Liquid cooling system combining data center immersion type and indirect contact type | |
| CN108592444A (en) | A kind of electric heat pump and the compound heat-exchange unit of absorption heat pump | |
| CN108882654A (en) | Phase cooling system, cooling system and converter cabinet cooling system | |
| CN217591420U (en) | Immersed liquid cooling system for server | |
| CN110913658B (en) | Cabinet based on coupling of pulsating heat pipe and phase-change material | |
| CN108509004A (en) | A kind of active heat-pipe radiating apparatus | |
| CN114071972A (en) | Pump-driving double-loop heat pipe combined heat dissipation system for high-power-density cabinet | |
| CN204705976U (en) | A kind of heat abstractor | |
| CN206353909U (en) | A kind of separated gravity hot pipe back board system of welding Fast Installation | |
| CN206162347U (en) | Sealed water -cooled generator case | |
| CN209314195U (en) | A kind of cooling system of liquid dipping machine cabinet | |
| CN107605557A (en) | A kind of organic Rankine cycle power generation system | |
| CN106793695A (en) | A kind of separated gravity hot pipe back board system of welding Fast Installation | |
| CN110366360A (en) | A kind of water-cooling heat radiating device for blade server central processing element | |
| CN207301958U (en) | A kind of liquid-cooled suit business device containing preposition liquid-cooled air-cooling apparatus | |
| CN103090486A (en) | Heat balance all-in-on machine | |
| CN103940272B (en) | Based on hot-water heating system and the method for computer server Waste Heat Reuse | |
| CN207006925U (en) | A kind of Chemical Manufacture cooling tower without filling material | |
| CN210519307U (en) | Water-cooling heat dissipation device for central processing chip of blade server | |
| CN108615714A (en) | A kind of gravity reflux plume formula chip radiator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211126 Address after: 526000 room 142, workshop (Building B), Zhaoqing New District Investment Development Co., Ltd., north 8 District, Guicheng new town, Dinghu District, Zhaoqing City, Guangdong Province Patentee after: Guangdong Xijiang Data Technology Co.,Ltd. Address before: 510530 building 21, YUNPU 1st Road, YUNPU Industrial Park, Huangpu District, Guangzhou, Guangdong Patentee before: GUANGDONG HI-1 NEW MATERIALS TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |