CN107809881A - Heat abstractor and its manufacture method - Google Patents
Heat abstractor and its manufacture method Download PDFInfo
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- CN107809881A CN107809881A CN201710851648.3A CN201710851648A CN107809881A CN 107809881 A CN107809881 A CN 107809881A CN 201710851648 A CN201710851648 A CN 201710851648A CN 107809881 A CN107809881 A CN 107809881A
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- plate body
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- titanium plate
- heat abstractor
- coating
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/04—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of sheet metal
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1204—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material inorganic material, e.g. non-oxide and non-metallic such as sulfides, nitrides based compounds
- C23C18/1208—Oxides, e.g. ceramics
- C23C18/1216—Metal oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/125—Process of deposition of the inorganic material
- C23C18/1254—Sol or sol-gel processing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20509—Multiple-component heat spreaders; Multi-component heat-conducting support plates; Multi-component non-closed heat-conducting structures
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention provides a kind of heat abstractor and its manufacture method, the heat abstractor is mainly made up of two titanium plate bodys, and the present invention mainly passes through heat treatment, the titanium plate body is subjected to machining and carry out plastotype and surfaction, realize that titanium free plastotype and there can be capillary force, and materials'use of traditional copper material plate body as heat abstractor is substituted by titanium plate body, weight increase heat dissipation is greatly decreased.
Description
Technical field
The present invention relates to a kind of heat abstractor and its manufacture method, espespecially a kind of heat abstractor with made by pure titanium metal
And its manufacture method.
Background technology
Existing electronic equipment is more and more faster with calculating speed, then makes its internal electronic element easily produce high fever, for
The problem of electronic element radiating, this dealer passed through an at least heat-sink unit such as heat pipe, hot plate, temperature-uniforming plate, radiator, and pass through
These heat-sink units are directly contacted with the electronic component with reference to conduction heat, can further increase a fan and the heat-sink unit
It is combined as the effect of forced heat radiation.
The material such as the general aluminium of heat-sink unit or copper or stainless steel is as use, the wherein material such as copper and aluminium and stainless steel
Though with the feature such as radiating and heat transfer be fast, and especially copper is most often used the materials'use that device is passed as heat, though copper has
The advantages of heat conduction velocity is fast, but copper also has shortcoming, and copper (Cu) drops after high temperature reduction processing procedure caused by being roughened because of crystal grain-growth
Volt intensity (Yield Strength) is declined to a great extent, and the quality weight of copper, and its hardness is also softer to be easily deformed, can not after deformation
Voluntarily restore to the original state.
The existing wisdom hand-held device of this external cause (such as mobile phone, flat board, tablet personal computer or notebook computer) fills with wearable type
Put or the electronic installation that needs to be thinned is required for the passive heat radiation device of more thinning to be radiated, cause dealer to have to
Copper plate body is replaced as copper foil with up to thinning requirement, though but copper foil meets the requirement of thinning, its structure is softer and lacks
Enough structural support intensity, therefore many special applications are less applicable, and easily held because copper foil is excessively soft without support force by external force
It is yielding and destroy internal heat transfer structure.
In addition, the heat-sink unit of the material such as above-mentioned aluminium or copper or stainless steel in some particular surroundings or harsh weather (such as
In burn into high humidity, high salt, extremely cold, high temperature, vacuum or space) in be to use.Also this has this dealer to pass through with titanium alloy
Is used as substitution copper product, there is titanium alloy high rigidity, anticorrosive, high temperature resistance extremely to tremble with fear and the characteristic such as light weight, but titanium alloy
Processing be very unlikely to, in addition to by way of the non-traditional processing of machining or part, it is very difficult to which titanium alloy is moulded
Property deformation, therefore titanium alloy still can not substitute copper product to use.
The content of the invention
In this way, to solve the shortcomings that above-mentioned prior art, the main object of the present invention, there is provided one kind is substituted with commercial pure titanium
Copper is as heat abstractor material and reaches the heat abstractor of preferable heat dissipation.
Another object of the present invention, there is provided one kind can be achieved to commercial pure titanium carry out plastic working and substitution copper material be made it is scattered
The manufacture method of thermal.
To reach above-mentioned purpose, the present invention provides：
A kind of heat abstractor, it is characterized in that comprising：
One first titanium plate body, has one first plane and one second plane, and first plane has plural convex portion；
One second titanium plate body, has one the 3rd plane and a fourth plane, and the 3rd plane is provided with a wire netting
Mesh, the first titanium plate body, the second titanium plate body correspondingly cover and define an airtight chamber jointly, and the airtight chamber fills out
Filled with a working fluid.
Described heat abstractor, wherein：The plural convex portion is formed by punch process.
Described heat abstractor, wherein：The plural boss surface has one first coating, the metal mesh and the 3rd flat
There is one second coating, the metal mesh surface has one the 3rd coating, first coating, the second coating, the 3rd between face
Coating is hydrophily coating or hydrophobicity coating.
Described heat abstractor, wherein：The hydrophily coating is titanium dioxide or silica.
Described heat abstractor, wherein：Second plane is condensation side, and the fourth plane is heat absorbing side.
Described heat abstractor, wherein：The metal mesh is titanium or stainless steel or copper or aluminium or other metal materials.
Described heat abstractor, wherein：The metal mesh has one first metal mesh and one second metal mesh, institute
It is titanium matter to state the first metal mesh, and the second metal mesh is stainless steel, and the first metal mesh, the second gold medal
Category mesh overlies one another setting.
A kind of manufacture method of heat abstractor, it is characterized in that comprising the steps of：
Prepare one first titanium plate body and one second titanium plate body, and carry out preposition washing and cleaning operation；
Foregoing first titanium plate body, the second titanium plate body are heat-treated；
Punch process, which is carried out, in foregoing first titanium plate body forms plural convex portion；
A metal mesh is combined in the second titanium plate body side；
By side of the foregoing first titanium plate body with convex portion and the second titanium plate body with wire netting purpose one
Side correspondingly covers and carries out edge sealing, fills out water, pumping, sealing operation.
The manufacture method of described heat abstractor, wherein：Washing and cleaning operation is first to be wiped with acetone, then clear with ultrasonic again
Washing machine adds deionized water rinsing, finally dries the first titanium plate body, the second titanium mesh body surface face with nitrogen.
The manufacture method of described heat abstractor, wherein：The first titanium plate body, the second titanium plate body carry out heat
Processing, is to insert an atmosphere furnace, and be passed through argon gas in the atmosphere furnace the first titanium plate body, the second titanium plate body.
The manufacture method of described heat abstractor, wherein：With a step：To foregoing first titanium plate body, the second titanium
Metal plate carries out surfaction processing, in the first titanium plate body, the second titanium plate body and the metal mesh surface shape
Into an at least coating.
The manufacture method of described heat abstractor, wherein：The coating is hydrophily coating or hydrophobicity coating.
The manufacture method of described heat abstractor, wherein：The coating is titanium dioxide or silica.
The manufacture method of described heat abstractor, wherein：The metal mesh is by spreading engagement and foregoing second titanium
Belong to plate body to combine.
The manufacture method of described heat abstractor, wherein：The temperature of the diffusion engagement is 650 DEG C~850 DEG C, during work
Between be 30min~90min.
The manufacture method of described heat abstractor, wherein：Foregoing first titanium plate body, the second titanium plate body are carried out
Surfaction processing, it is that the first titanium plate body, the second titanium plate body are inserted into an atmosphere furnace, and leads in the atmosphere furnace
Enter argon gas, make the first titanium plate body, the second titanium mesh body surface face produce thermal reduction.
The manufacture method of described heat abstractor, wherein：Foregoing first titanium plate body, the second titanium plate body are carried out
Surfaction processing, is that the first titanium plate body, the second titanium plate body are inserted an atmosphere furnace, and taken out in the atmosphere furnace
Vacuum, the first titanium plate body, the second titanium mesh body surface face is made to produce thermal reduction.
The manufacture method of described heat abstractor, wherein：Foregoing first titanium plate body, the second titanium plate body are carried out
Surfaction processing, by collosol and gel plated film (Sol-gel coating) and by the first titanium plate body, second titanium
Plate body inserts an atmosphere furnace, makes the first titanium plate body, the second titanium mesh body surface face produce a coating.
The manufacture method of described heat abstractor, wherein：The coating is titanium dioxide.
The manufacture method of described heat abstractor, wherein：Foregoing first titanium plate body, the second titanium plate body are carried out
Surfaction processing, it is collosol and gel plated film (Sol-gel coating) and by the first titanium plate body, second titanium mesh
Body inserts an atmosphere furnace, and is passed through argon gas in the atmosphere furnace, makes the first titanium plate body, the production of the second titanium mesh body surface face
A raw coating.
The manufacture method of described heat abstractor, wherein：It is corresponding to foregoing first titanium plate body, the second titanium plate body
Covering and carry out edge sealing, edge sealing is carried out by laser welding, and the laser welding wavelength is 1030nm, and laser power is 100~
500W, working environment need to be passed through protective gas, and the protective gas is helium or argon gas, and the helium leak rates are less than 1.0x 10- 8MbarL/sec, or selection is in vacuum environment 10-2Carried out in torr.
The manufacture method of described heat abstractor, wherein：The metal mesh is titanium matter or stainless steel.
The manufacture method of described heat abstractor, wherein：The metal mesh simultaneous selection two panels metal mesh, one choosing
It is stainless steel to select another selection of titanium matter, and two panels metal mesh, which is superimposed with each other, is arranged at the first titanium plate body, second
Between titanium plate body.
The manufacture method of described heat abstractor, wherein：The atmosphere furnace is heated to 400 DEG C~700 DEG C, and the time is 30~90
Minute.
Compared with prior art, the invention has the advantages that：By disclosed heat abstractor and
Its manufacture method can improve it is existing the missing of plastic working can not be carried out to pure titanium, and provide a kind of very thin deflection and rich
The construction for heat radiating device of intensity.
Brief description of the drawings
Fig. 1 is the three-dimensional exploded view of the first embodiment of heat abstractor of the present invention；
Fig. 2 is the assembled sectional view of the first embodiment of heat abstractor of the present invention；
Fig. 3 is the assembled sectional view of the second embodiment of heat abstractor of the present invention；
Fig. 4 is the assembled sectional view of the 3rd embodiment of heat abstractor of the present invention；
Fig. 5 is the assembled sectional view of the fourth embodiment of heat abstractor of the present invention；
Fig. 6 is the wire netting purpose electron microscope picture of heat abstractor of the present invention；
Fig. 7 is the electron microscope picture of first, second and third coating of heat abstractor of the present invention；
Fig. 8 is the electron microscope picture of first, second and third coating of heat abstractor of the present invention；
Fig. 9 is the electron microscope picture of first, second and third coating of heat abstractor of the present invention；
Figure 10 is the manufacture method first embodiment flow chart of steps of heat abstractor of the present invention；
Figure 11 is the manufacture method second embodiment flow chart of steps of heat abstractor of the present invention.
Description of reference numerals：Heat abstractor 1；First titanium plate body 11；Second titanium plate body 12；First plane 111；
Second plane 112；Convex portion 113；First coating 114；3rd plane 121；Fourth plane 122；Metal mesh 123；Second coating
124；3rd coating 125；Airtight chamber 13.
Embodiment
The above-mentioned purpose and its structure of the present invention and characteristic functionally, the preferred embodiment according to institute's accompanying drawings is given
Explanation.
Fig. 1, Fig. 2 are referred to, is the three-dimensional exploded view and assembled sectional view of the first embodiment of heat abstractor of the present invention, such as
Shown in figure, heat abstractor 1 of the invention, comprising：One first titanium plate body 11, one second titanium plate body 12；
The first titanium plate body 11 has one first plane 111 and one second plane 112, first plane 111
With plural convex portion 113, the plural convex portion 113 is formed by punch process, and second plane 112 is condensation side.
The second titanium plate body 12 has one the 3rd plane 121 and a fourth plane 122, the 3rd plane 121
Provided with a metal mesh 123 (as shown in Figure 2), the first and second titanium plate body 11,12 is corresponding to be covered and to define one jointly close
Closed chamber room 13, the airtight chamber 13 are filled with a working fluid (not shown), and the fourth plane 122 is heat absorbing side.
Referring to Fig. 3, it is the assembled sectional view of the second embodiment of heat abstractor of the present invention, as illustrated, the present embodiment
It is identical with aforementioned first embodiment part-structure technical characteristic, therefore will not be described in great detail herein, it is that the present embodiment and foregoing first are real
Applying example difference and being in has one first coating 114, and the metal mesh 123 and the 3rd plane in the plural surface of convex portion 113
There is one second coating 124, the surface of metal mesh 123 has one the 3rd coating 125, foregoing first, second and third plating between 121
Layer 114,124,125 is hydrophily coating or hydrophobicity coating any of which characteristic, the hydrophily coating be titanium dioxide or
Silica any of which (as shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9).
First, second and third coating 114,124,125 selects hydrophily or hydrophobic characteristics, be mainly distinguishable region and
Purposes, such as the first coating 114 of the first plane 111 can be selected hydrophily coating or hydrophobicity coating any of which, and the 3rd
The second coating 124 in plane 121 then selects hydrophily coating, and its main purpose is increase water absorbing force and the 3rd plane 121
With the adhesion between metal mesh 123, the 3rd coating 125 in the metal mesh 123 then selects hydrophily coating, and its is main
Increase water content and increase the effect of liquid backflow.
The metal mesh 123 is titanium matter or stainless steel or copper or aluminium or other metal material any of which, this implementation
Example system is alternatively titanium certainly and the composite braided of stainless steel forms using titanium matter as illustrating but not regarding it as to be limited.
The first and second titanium plate body 11,12 systems are selected from commercial pure titanium, and pass through preposition heat treatment before plastic working
After begin to carry out.
Referring to Fig. 4, it is the assembled sectional view of the 3rd embodiment of heat abstractor of the present invention, as illustrated, the present embodiment
It is identical with aforementioned first embodiment part-structure technical characteristic, therefore will not be described in great detail herein, it is that the present embodiment and foregoing first are real
Example difference is applied to be in 112 relative portion of first plane 111 with convex portion 113 of the second plane of the first titanium plate body 11
Position has a recess 115, the structure that as a kind of mode of embossed is formed.
Referring to Fig. 5, it is the assembled sectional view of the fourth embodiment of heat abstractor of the present invention, as illustrated, the present embodiment
It is identical with aforementioned first embodiment part-structure technical characteristic, therefore will not be described in great detail herein, it is that the present embodiment and foregoing first are real
Applying example difference and being in has one first metal mesh 123a and one second metal mesh 123b in the metal mesh 123, described
First metal mesh 123a is titanium matter, and the second metal mesh 123b is stainless steel, and first and second wire netting
Mesh 123a, 123b overlie one another setting, first and second metal mesh 123a, 123b respectively with the first and second titanium plate body
11st, 12 combine.
Referring to Fig. 10, it is the manufacture method flow chart of steps of heat abstractor of the present invention, also referring to Fig. 1, Fig. 2, figure
3rd, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9 are aided with explanation, as illustrated, the manufacture method of the heat abstractor of the present invention is comprising following
Step：
S1：Prepare one first titanium plate body and one second titanium plate body, and carry out preposition washing and cleaning operation；
Preposition cleaning operation is carried out to the first and second titanium plate body 11,12 for being intended to carry out manufacturing processing, washing and cleaning operation is first
Wiped with acetone, deionized water rinsing is then added with supersonic cleaner again, finally dry first and second titanium mesh with nitrogen
Body 11,12 surfaces, the first and second titanium plate body 11,12 systems are selected from a kind of pure titanium of business, and non-is general titanium alloy, choosing
It is advantageous in that intensity is higher (tensile strength/density) with pure titanium, the tensile strength of pure titanium is better than copper, and pure titanium (Ti) is close
Spend (4.54g/cm3) it is about copper (Cu) density (8.96g/cm3) half, so under equating volume, the titanium of high specific strength
(Ti) intensity and lightweight, can more be had concurrently.
Pure titanium at normal temperatures in surface can be formed one layer it is hundreds ofThe oxygen that rice is thick, stability is high, adhesive force is strong
Change film (TiO2、Ti2O3, TiO), and damage after can regenerate immediately, indicate titanium be have strong deactivation be inclined to metal.Therefore
Titanium resistance to corrosion is much better than copper (Cu), beneficial to the application of temperature-uniforming plate items environment.Titanium wet environment, seawater, containing solutions of chlorine,
All have excellent anticorrosion properties under Ci Lv Suan salt, nitric acid, chromic acid and general oxidizing acid environment.
S2：Foregoing first and second titanium plate body is heat-treated；
The first and second titanium plate body 11,12 is inserted into an atmosphere furnace (not shown), and argon is passed through in the atmosphere furnace
Gas is simultaneously heated to 400 DEG C~700 DEG C, and the time is 30~90 minutes, its main purpose be to make first and second titanium plate body 11,
12 can carry out plastic working.
S3：Punch process, which is carried out, in foregoing first titanium plate body forms plural convex portion；
Plural convex portion 113 is formed in the side of the first titanium plate body 11 by the punch process in machining, should
Plural convex portion 113 has the effect of condensing condensation working fluid and as supporting structure and other effects.
S4：A metal mesh is combined in the second titanium plate body side；
The 3rd plane 121 in the second titanium plate body 12 by way of spreading and engaging combines a metal mesh 123,
The second titanium plate body 12 (pure titanium titanium heat sink (Ti-VC))：650 DEG C~850 DEG C of junction temperature of metal mesh diffusion, system
Journey atmosphere need to be malleation high-purity argon gas (Ar) or high vacuum environment (10-4~10-6Torr), when process pressure 1kg~5kg, processing procedure
Between 30min~90min.Pure titanium is a kind of very active metal of chemical property, have at 883 DEG C a phase it is abnormal (transition temperature/
Phase Transformation Temperature), it is β phases more than 883 DEG C, the crystal knot with BCC (body-centered cubic)
Structure, it is α phases below 883 DEG C, the crystal structure with HCP (six side's closest packings).
Pure titanium can be reacted in an environment of high temperature with many elements and compound and generating material phase change, such as empty
Titanium starts to inhale hydrogen at 250 DEG C in gas, and 500 DEG C of beginning oxygen uptakes, 600 DEG C start to inhale nitrogen.As temperature improves, titanium absorbs the energy of gas
Power is stronger, and hydrogen (H), oxygen (O), carbon (C), nitrogen (N) react with titanium and forms gap and be solid-solution in material change engineering properties very
To defect is caused, Ti O are formed2, TiC, TiN and TiH2Deng related compound, bad influence will will be caused (hard to material character
It is crisp), so process temperatures, processing procedure atmosphere (environmental Kuznets Curves) are most important for the associated hot processing procedure of titanium heat sink.
Existing copper heat sink (Cu-VC):750 DEG C~950 DEG C of junction temperature of metal mesh diffusion, processing procedure atmosphere 15%H2+
85%N2, process pressure 1kg~5kg, processing time 40min~60min.The phase transformation row as titanium will not be produced under high temperature process
For crystal grain is easily because of heating growth roughening only so that engineering properties declines to a great extent (softening).
S5：By side of foregoing first titanium mesh with convex portion and the second titanium plate body with wire netting purpose one
Side correspondingly covers and carries out edge sealing, fills out water, pumping, sealing operation.
The steps such as edge sealing are carried out to the foregoing first and second titanium plate body 11,12 for having carried out preceding process step, by before
State first and third plane 111,121 (there is convex portion 113 and metal mesh 123) corresponding lid of first and second titanium plate body 11,12
Close, and edge sealing is carried out to the first and second titanium plate body 11,12 by way of laser welding, then sequentially carry out filling out water and take out
The steps such as the last sealing of gas.
Using laser welding technology as edge sealing processing procedure.Laser-excitation source is butterfly (Disk) solid-state Yb:YAG (ytterbiums-yttrium aluminium
Garnet), optical maser wavelength 1030nm, 100~500W of laser power (depending on material thickness), and working environment need to be passed through protection
Gas, the protective gas are helium or argon gas, and the helium leak rates should be less than 1.0x 10-8MbarL/sec, or select in true
Altitude 10-2Carried out in torr.
Laser welding advantage：Energy is concentrated and (can welded in zonule without influenceing adjacent material), the working time is short (no
Malleable integral member engineering properties), ultra-clean welding (being not required to any solder), be easier to realize rapid automatized production.
Figure 11 is referred to, is the step flow chart of the manufacture method second embodiment of heat-sink unit of the present invention, please joins in the lump
Read Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9 and be aided with explanation, as illustrated, the manufacture of the heat abstractor of the present invention
Method 3rd embodiment, is comprised the steps of：
S1：Prepare one first titanium plate body and one second titanium plate body, and carry out preposition washing and cleaning operation；
S2：Foregoing first and second titanium plate body is heat-treated；
S3：Punch process, which is carried out, in foregoing first titanium plate body forms plural convex portion；
S4：A metal mesh is combined in the second titanium plate body side；
S5：By side of foregoing first titanium mesh with convex portion and the second titanium plate body with wire netting purpose one
Side correspondingly covers and carries out edge sealing, fills out water, pumping, sealing operation.
The present embodiment is identical with aforementioned first embodiment part steps, therefore will not be described in great detail herein, be the present embodiment with before
First embodiment difference is stated to be in the present embodiment is in " step S4：A wire netting is combined in the second titanium plate body side
Mesh " has more a step S6 afterwards：Surfaction processing is carried out to foregoing first and second titanium plate body, in first and second titanium
Plate body and the metal mesh surface form an at least coating；
Surfaction processing is carried out to the first and second titanium plate body, there are four kinds of modes can select a progress：
First：The first and second titanium plate body 11,12 is inserted into an atmosphere furnace (not shown), and in the atmosphere furnace
Vacuumize and be heated to 400 DEG C~700 DEG C, the time is 30~90 minutes, and processing procedure atmosphere is malleation pure argon (Ar), make this
First, two titanium plate bodys 11,12 surfaces produced thermal reduction and produced, this processing procedure all by the trace oxygen in control processing procedure atmosphere in
Trickle anatase crystallization (Anatase) nano titania post (the Ti O of titanium Surface Creation2Nano-rods), this structure is hydrophilic
Property is good and ageing length (1~2 week).But weakened over time with the influence (moisture) of environment, hydrophily effect.It will can now produce
Product irradiation UV light can recover hydrophily because of photocatalyst effect, and irradiation time about 20min~60min is not waited (according to the power of UV light
Depending on).
Second：The first and second titanium plate body 11,12 is inserted into an atmosphere furnace, and vacuumizes and adds in the atmosphere furnace
For heat to 400 DEG C~700 DEG C, the time is 30~90 minutes, makes the first and second titanium plate body 11,12 surfaces produce thermal reduction,
This processing procedure all crystallizes (Anatase) titanium dioxide by the trace oxygen in control processing procedure atmosphere in the trickle anatase of titanium Surface Creation
Titanium nano-pillar (Ti O2Nano-rods), this structure hydrophily is good and ageing length (1~2 week).But over time with environment
Influence (moisture), the reduction of hydrophily effect.Product can now be irradiated to UV light can recover hydrophily, irradiation because of photocatalyst effect
Time about 20min~60min is not waited (depending on the power of UV light).
3rd：Collosol and gel plated film (Sol-gel coating):Mainly for the metal on the surface of the second titanium plate body 12
Mesh 123 processes.Criticize first and cover one layer of powdered quartz (Si O2) as basalis, after 80 DEG C of baking boxs are dried, connect
Continuous plating last layer anatase crystal type (Anatase) titanium dioxide (Ti O2), then rely at heat treatment plated layer compact sintering
Manage (Fully dense sintering treatment) and form Si O2/Ti O2Composite membrane.400 DEG C of densification sintering temperature~
700 DEG C, 30~90min of sintering time, processing procedure atmosphere is malleation pure argon (Ar).
Si O2/Ti O2Composite membrane hydrophily is good and ageing length (1~2 week).It is but (wet with the influence of environment over time
Gas), the reduction of hydrophily effect.Now also product can be irradiated into UV light can be because of Si O2/Ti O2Composite membrane top layer photocatalyst effect
Recover hydrophily, irradiation time about 20min~60min is not waited (depending on the power of UV light).
4th：Collosol and gel plated film (Sol-gel coating):Mainly for the metal on the surface of the second titanium plate body 12
Mesh 123 processes.Criticize first and cover one layer of powdered quartz (Si O2) as basalis, after 80 DEG C of baking boxs are dried, connect
Continuous plating last layer anatase crystal type (Anatase) titanium dioxide (Ti O2), then rely at heat treatment plated layer compact sintering
Manage (Fully dense sintering treatment) and form Si O2/Ti O2Composite membrane.400 DEG C of densification sintering temperature~
700 DEG C, 30~90min of sintering time, processing environment is to vacuumize.Si O2/Ti O2Composite membrane hydrophily is good and ageing length (1
~2 weeks).But weakened over time with the influence (moisture) of environment, hydrophily effect.Now also product can be irradiated UV light
Because of Si O2/Ti O2Composite membrane top layer photocatalyst effect recovers hydrophily, and irradiation time about 20min~60min is not waited (according to UV light
Power depending on).
Present invention generally provides one kind by substituting copper to be filled into radiatings such as temperature-uniforming plates using commercial pure titanium as substrate material
Put, and a kind of processing procedure that can be processed to pure titanium is provided, and be can be achieved by the present invention using pure titanium substitution copper as use, and
The shortcomings that by improving copper product the advantages of pure titanium, the present invention is again except making pure titanium substitution copper, aluminium, stainless steel etc. single as radiating
Outside first materials'use, hand-held device further is made using the light high intensity of pure titanium itself, high anti-rotten characteristic or action fills
Multiplying for putting carries base or multiplies load center, is made into integration, may conform to existing with radiator structure directly integration while will multiply and carry structure
Row running gear or the structure setting of hand-held device slimming, not only have to multiply and carry effect and with antipyretic effect.
Metal mesh in the various embodiments described above may be selected to be titanium matter or stainless steel or copper or aluminium or other metal materials
Any of which, it is respectively also or simultaneously titanium matter and stainless steel each one from two panels metal mesh, and by two wire nettings
Mesh, which is superimposed with each other, to be arranged between the first and second titanium plate body.
Slim pure titanium material is a kind of memory metal, is bent by external force and produces deformation, can still recover former when external force removes
This aspect, therefore directly itself and intelligent wrist-watch can also be integrated and used, or be directly prepared into watchband, not only have radiating and
The effect of support, while used but also as wearing.
Claims (24)
1. a kind of heat abstractor, it is characterized in that comprising：
One first titanium plate body, has one first plane and one second plane, and first plane has plural convex portion；
One second titanium plate body, has one the 3rd plane and a fourth plane, and the 3rd plane is provided with a metal mesh, institute
State the first titanium plate body, the second titanium plate body correspondingly covers and defines an airtight chamber jointly, the airtight chamber is filled with
One working fluid.
2. heat abstractor according to claim 1, it is characterised in that：The plural convex portion is formed by punch process.
3. heat abstractor according to claim 1, it is characterised in that：The plural boss surface has one first coating, should
Metal mesh and the 3rd interplanar have one second coating, and the metal mesh surface has one the 3rd coating, and described first
Coating, the second coating, the 3rd coating are hydrophily coating or hydrophobicity coating.
4. heat abstractor according to claim 3, it is characterised in that：The hydrophily coating is titanium dioxide or titanium dioxide
Silicon.
5. heat abstractor according to claim 1, it is characterised in that：Second plane is condensation side, the fourth plane
It is heat absorbing side.
6. heat abstractor according to claim 1, it is characterised in that：The metal mesh is titanium or stainless steel or copper or aluminium
Or other metal materials.
7. heat abstractor according to claim 1, it is characterised in that：The metal mesh have one first metal mesh and
One second metal mesh, the first metal mesh are titanium matter, and the second metal mesh is stainless steel, and described
One metal mesh, the second metal mesh overlie one another setting.
A kind of 8. manufacture method of heat abstractor, it is characterized in that comprising the steps of：
Prepare one first titanium plate body and one second titanium plate body, and carry out preposition washing and cleaning operation；
Foregoing first titanium plate body, the second titanium plate body are heat-treated；
Punch process, which is carried out, in foregoing first titanium plate body forms plural convex portion；
A metal mesh is combined in the second titanium plate body side；
By side of the foregoing first titanium plate body with convex portion and the second titanium plate body with wire netting purpose side pair
It should cover and carry out edge sealing, fill out water, pumping, sealing operation.
9. the manufacture method of heat abstractor according to claim 8, it is characterised in that：Washing and cleaning operation is first to be wiped with acetone
Wipe, deionized water rinsing is then added with supersonic cleaner again, finally dry the first titanium plate body, the second titanium with nitrogen
Belong to plate body surface.
10. the manufacture method of heat abstractor according to claim 8, it is characterised in that：The first titanium plate body,
Two titanium plate bodys are heat-treated, and are that the first titanium plate body, the second titanium plate body are inserted into an atmosphere furnace, and at this
Argon gas is passed through in atmosphere furnace.
11. the manufacture method of heat abstractor according to claim 8, it is characterised in that：With a step：To foregoing first
Titanium plate body, the second titanium plate body carry out surfaction processing, the first titanium plate body, the second titanium plate body and
The metal mesh surface forms an at least coating.
12. the manufacture method of heat abstractor according to claim 11, it is characterised in that：The coating is hydrophily coating
Or hydrophobicity coating.
13. the manufacture method of heat abstractor according to claim 11, it is characterised in that：The coating be titanium dioxide or
Silica.
14. the manufacture method of heat abstractor according to claim 8, it is characterised in that：The metal mesh passes through diffusion
Engagement is combined with foregoing second titanium plate body.
15. the manufacture method of heat abstractor according to claim 14, it is characterised in that：It is described diffusion engagement temperature be
650 DEG C~850 DEG C, the working time is 30min~90min.
16. the manufacture method of heat abstractor according to claim 11, it is characterised in that：To foregoing first titanium mesh
Body, the second titanium plate body carry out surfaction processing, are that the first titanium plate body, the second titanium plate body are inserted into a gas
Atmosphere stove, and argon gas is passed through in the atmosphere furnace, make the first titanium plate body, the second titanium mesh body surface face produce overheat also
It is former.
17. the manufacture method of heat abstractor according to claim 11, it is characterised in that：To foregoing first titanium mesh
Body, the second titanium plate body carry out surfaction processing, are that the first titanium plate body, the second titanium plate body are inserted into a gas
Atmosphere stove, and vacuumized in the atmosphere furnace, make the first titanium plate body, the second titanium mesh body surface face produce thermal reduction.
18. the manufacture method of heat abstractor according to claim 11, it is characterised in that：To foregoing first titanium mesh
Body, the second titanium plate body carry out surfaction processing, by collosol and gel plated film (Sol-gel coating) and by this first
Titanium plate body, the second titanium plate body insert an atmosphere furnace, make the first titanium plate body, the production of the second titanium mesh body surface face
A raw coating.
19. the manufacture method of heat abstractor according to claim 18, it is characterised in that：The coating is titanium dioxide.
20. the manufacture method of heat abstractor according to claim 11, it is characterised in that：To foregoing first titanium mesh
Body, the second titanium plate body carry out surfaction processing, are collosol and gel plated films (Sol-gel coating) and by first titanium
Metal plate, the second titanium plate body insert an atmosphere furnace, and are passed through argon gas in the atmosphere furnace, make first titanium mesh
Body, the second titanium mesh body surface face produce a coating.
21. the manufacture method of heat abstractor according to claim 8, it is characterised in that：To foregoing first titanium plate body,
Second titanium plate body is correspondingly covered and carries out edge sealing, and edge sealing is carried out by laser welding, and the laser welding wavelength is
1030nm, laser power are 100~500W, and working environment need to be passed through protective gas, and the protective gas is helium or argon gas, the helium
Gas leakage rate is less than 1.0x 10-8MbarL/sec, or selection is in vacuum environment 10-2Carried out in torr.
22. the manufacture method of heat abstractor according to claim 8, it is characterised in that：The metal mesh is titanium matter
Or stainless steel.
23. the manufacture method of heat abstractor according to claim 8, it is characterised in that：The metal mesh simultaneous selection
Two panels metal mesh, another selection of one selection titanium matter is stainless steel, and two panels metal mesh, which is superimposed with each other, is arranged at this
Between first titanium plate body, the second titanium plate body.
24. the manufacture method of the heat abstractor according to claim 10 or 16 or 17 or 18 or 20, it is characterised in that：The gas
For atmosphere stove heat to 400 DEG C~700 DEG C, the time is 30~90 minutes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710440957.1A CN107231780A (en) | 2017-06-13 | 2017-06-13 | Heat abstractor and its manufacture method |
| CN2017104409571 | 2017-06-13 |
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| Publication Number | Publication Date |
|---|---|
| CN107809881A true CN107809881A (en) | 2018-03-16 |
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ID=59935925
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|---|---|---|---|
| CN201710440957.1A Pending CN107231780A (en) | 2017-06-13 | 2017-06-13 | Heat abstractor and its manufacture method |
| CN201710851648.3A Pending CN107809881A (en) | 2017-06-13 | 2017-09-19 | Heat abstractor and its manufacture method |
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| CN201710440957.1A Pending CN107231780A (en) | 2017-06-13 | 2017-06-13 | Heat abstractor and its manufacture method |
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| CN (2) | CN107231780A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440621A (en) * | 2019-07-12 | 2019-11-12 | 华为技术有限公司 | Soaking plate and its manufacturing method and electronic equipment |
| CN110779362A (en) * | 2019-10-16 | 2020-02-11 | 东莞领杰金属精密制造科技有限公司 | Semi-shearing forming method for vapor chamber |
| CN114570767A (en) * | 2022-02-24 | 2022-06-03 | 江西江锐新材料科技有限公司 | Preparation method of functional material for VC heat dissipation of smart phone |
| TWI773292B (en) * | 2021-04-30 | 2022-08-01 | 奕昌有限公司 | Method for manufacturing capillary structure and heat sink with the same |
| TWI813936B (en) * | 2021-01-20 | 2023-09-01 | 奕昌有限公司 | Heat sink |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108207102A (en) * | 2017-12-11 | 2018-06-26 | 深圳兴奇宏科技有限公司 | Radiator and its manufacturing method |
| TWI658248B (en) | 2018-02-13 | 2019-05-01 | 奇鋐科技股份有限公司 | Vapor chamber water-filling section sealing structure and manufacturing method thereof |
| CN108907460A (en) * | 2018-07-09 | 2018-11-30 | 奇鋐科技股份有限公司 | Hot cell manufacturing method |
| TWI652443B (en) | 2018-07-24 | 2019-03-01 | 奇鋐科技股份有限公司 | Heat dissipation unit |
| US11160197B2 (en) | 2018-08-05 | 2021-10-26 | Asia Vital Components Co., Ltd. | Heat dissipation unit |
| US11510342B1 (en) * | 2021-10-06 | 2022-11-22 | Amulaire Thermal Technology, Inc. | Immersion heat dissipation structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101029802A (en) * | 2006-03-02 | 2007-09-05 | 奇鋐科技股份有限公司 | Production of planar hot pipe |
| CN101623785A (en) * | 2008-07-08 | 2010-01-13 | 中国科学院金属研究所 | Method for brazing compact efficient titanium alloy plate-fin heat exchanger |
| CN102865763A (en) * | 2011-07-07 | 2013-01-09 | 王勤文 | Capillary forming method and capillary forming structure for uniform temperature plate |
| CN104279899A (en) * | 2013-07-08 | 2015-01-14 | 奇鋐科技股份有限公司 | Uniform temperature plate structure and manufacturing method thereof |
| WO2016118545A1 (en) * | 2015-01-22 | 2016-07-28 | Payam Bozorgi | High performance two-phase cooling apparatus |
| CN207427670U (en) * | 2017-06-13 | 2018-05-29 | 奇鋐科技股份有限公司 | Radiator |
-
2017
- 2017-06-13 CN CN201710440957.1A patent/CN107231780A/en active Pending
- 2017-09-19 CN CN201710851648.3A patent/CN107809881A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101029802A (en) * | 2006-03-02 | 2007-09-05 | 奇鋐科技股份有限公司 | Production of planar hot pipe |
| CN101623785A (en) * | 2008-07-08 | 2010-01-13 | 中国科学院金属研究所 | Method for brazing compact efficient titanium alloy plate-fin heat exchanger |
| CN102865763A (en) * | 2011-07-07 | 2013-01-09 | 王勤文 | Capillary forming method and capillary forming structure for uniform temperature plate |
| CN104279899A (en) * | 2013-07-08 | 2015-01-14 | 奇鋐科技股份有限公司 | Uniform temperature plate structure and manufacturing method thereof |
| WO2016118545A1 (en) * | 2015-01-22 | 2016-07-28 | Payam Bozorgi | High performance two-phase cooling apparatus |
| CN207427670U (en) * | 2017-06-13 | 2018-05-29 | 奇鋐科技股份有限公司 | Radiator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440621A (en) * | 2019-07-12 | 2019-11-12 | 华为技术有限公司 | Soaking plate and its manufacturing method and electronic equipment |
| CN110779362A (en) * | 2019-10-16 | 2020-02-11 | 东莞领杰金属精密制造科技有限公司 | Semi-shearing forming method for vapor chamber |
| CN110779362B (en) * | 2019-10-16 | 2021-04-20 | 东莞领杰金属精密制造科技有限公司 | Semi-shearing forming method for vapor chamber |
| TWI813936B (en) * | 2021-01-20 | 2023-09-01 | 奕昌有限公司 | Heat sink |
| TWI773292B (en) * | 2021-04-30 | 2022-08-01 | 奕昌有限公司 | Method for manufacturing capillary structure and heat sink with the same |
| CN114570767A (en) * | 2022-02-24 | 2022-06-03 | 江西江锐新材料科技有限公司 | Preparation method of functional material for VC heat dissipation of smart phone |
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|---|---|
| CN107231780A (en) | 2017-10-03 |
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Application publication date: 20180316 |