CN105841539A - Tubing of heat radiating conduit - Google Patents
Tubing of heat radiating conduit Download PDFInfo
- Publication number
- CN105841539A CN105841539A CN201510020465.8A CN201510020465A CN105841539A CN 105841539 A CN105841539 A CN 105841539A CN 201510020465 A CN201510020465 A CN 201510020465A CN 105841539 A CN105841539 A CN 105841539A
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- China
- Prior art keywords
- tubing
- heat radiation
- weight
- radiation conduit
- conduit
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Abstract
The invention provides a tubing of a heat radiating conduit. The tubing is formed by melting and casting a metal composition, and the total weight of the metal composition is 100% by weight. The metal composition contains 9-15% by weight of nickel (Ni), and the balance being copper (Cu), or also contains 0.05-0.5% by weight of Iron (Fe). Through a series of manufacture procedures, the tubing is formed, and then the tubing is combined with a capillary structure and a working fluid to form the heat radiating conduit. In the process, by using the characteristic that melting point of nickel is high, the tension of the metal is maintained or falling range of the metal tension decreases, so the heat radiating conduit can reach relatively high yield rate after final bending and beating manufacture procedures.
Description
Technical field
The invention relates to that the one-tenth of a kind of tubing is grouped into, particularly relate to the tubing of a kind of heat radiation conduit
Composition is improved, and by constituent and the ratio of change tubing, and then provides a kind of at heat radiation conduit processing procedure
The preferable tubing of upper yield.
Background technology
Under the fast chromogenic development of high-tech industry now, the volume of electronic component also does less and less, and it has
Usefulness more and more higher, the most also can produce higher heat energy, to make electronic component possess originally
Usefulness, then need effectively to get rid of heat energy, in order to reach this purpose, be applied to electronics unit
Heat radiation conduit on part just in response to and give birth to.
Heat radiation conduit, have quickly conveying a large amount of heat energy, uniformity of temperature profile, lightweight, structure is simple
The characteristic such as list and multipurpose, the purposes such as samming and heat radiation of being therefore widely used in electronic product.
And heat radiation conduit is made up of three primary elements such as tubing, capillary structure and working fluids,
It is an airtight tubular container, and generally strip cast state, container content has appropriate workflow
Body (such as: pure water), the inwall application technology of pipe processes and makes it have capillary structure.Driving of heat radiation conduit
Dynamic principle is when heating end, working fluid to be absorbed the heat of external heat source and flash to gas phase, and steam
Produced pressure reduction makes steam quickly mobile to the colling end direction of heat radiation conduit and transfer of heat, cold
But end working fluid is released heat and is condensed into liquid phase, and condensed fluid sucks back heating end by capillary structure again,
So i.e. complete suction/heat release circulation running, make heat constantly be transmitted to colling end by heating end.
Wherein, the tubing of heat radiation conduit needs following feature:
(1), chemical action, i.e. running can not be produced with the capillary structure in pipe, working fluid to stablize
Property want height；
(2), pyroconductivity wants high, thermal resistance is low, i.e. has the ability accelerating heat radiation；
(3), it is not easy embrittlement, can prevent being caused conduit rupture by external force；
(4), welding time have a preferably air-tightness, i.e. there is the effect accelerating heat conduction with heat radiation, for reaching
Having above feature, therefore major part uses the oxygen-free copper pipe of extreme high purity at present.
Due to current electronic product (such as mobile phone, notebook computer, tablet PC etc.)
External form is more and more compact, although formed with working fluid with oxygen-free copper pipe tubing, capillary structure
Heat radiation conduit, its ductility and plasticity can increased after high annealing, but the tension force of metal
Just reduce many so that in last bending and when flattening processing procedure, heat radiation conduit is often because holding
Managed outer atmospheric pressure, and cause heat radiation conduit Inward deflection, form a depressed part A and external form not
Good (referring to Fig. 1), so inner space is diminished, pyroconductivity decline, cause fraction defective meeting
It is greatly promoted, even cannot make finished product.
Edge is, how to provide a kind of and can reach high yield on processing procedure and possess original as heat radiation conduit
The characteristic of tubing become the problem that current pole need to overcome.
Summary of the invention
The main object of the present invention, is to provide one can reach high yield on processing procedure and possess original
As the characteristic of the tubing of heat radiation conduit, make tubing be combined with capillary structure and working fluid and be made into dissipating
During heat pipe, its ductility and plasticity can be increased after high annealing, still can maintain
The tension force of metal or the fall of metal tension force diminishes, and then bear the atmospheric pressure outside pipe, keep away
Exempting from heat radiation conduit Inward deflection and external form is bad, therefore heat radiation conduit is in last bending and the molding flattened
Upper yield can improve.
The secondary objective of the present invention, is to provide a kind of thickness degree making tube wall more hour, also possesses system
The tubing of the heat radiation conduit of high yield in journey, and then reach to make compact heat radiation conduit.
For reaching above-mentioned purpose, the present invention is to provide the tubing of a kind of heat radiation conduit, and it is made up of metal
Thing casting forms, and its gross weight is 100% percentage by weight, and this metal constituent comprises: weight hundred
Proportion by subtraction is 9～the nickel of 15%, surplus are copper.
Further providing the tubing of a kind of heat radiation conduit, it is to be formed by the casting of metal constituent, its
Gross weight is 100% percentage by weight, and this metal constituent comprises: percentage by weight is 9～15%
Nickel, percentage by weight is 0.05～the ferrum of 0.5%, surplus are copper.
The tubing of heat radiation conduit from the above, the most also can add percentage by weight is 0.05～0.5%
Manganese.
The tubing of heat radiation conduit from the above, wherein the pipe thickness of this tubing is less than 0.2mm.
In sum, the present invention will be specified in down with specific embodiment.Following example are only for example
With, and non-limiting protection scope of the present invention.Be familiar with this those skilled in the art, will be readily appreciated that various non-pass
Bond parameter, it can be altered or modified and produce substantially identical result.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art.
Fig. 2 is the schematic diagram of the embodiment of the present invention.
[symbol description]
1 heat radiation conduit
A depressed part
Detailed description of the invention
The tubing of heat radiation conduit for the present invention is to be prepared from via following method.The pipe of the present invention
Material is be 9 with percentage by weight～the nickel of 15%, remaining ratio as copper or with percentage by weight be 9～
The nickel of 15%, the manganese that percentage by weight is 0.05～the ferrum of 0.5%, percentage by weight are 0.05～0.5%,
Remaining is the ratio of copper, is added in smelting furnace by those raw materials, and carries out melting mixing with high temperature, more thoroughly
Cross casting continuously and form ingot casting, more gradually heat, form hollow form through extruding, pipe embryo forming, then
Through annealing and stretching the running of this two step cycle, tubing is made to reach severing after designated length.
Afterwards, capillary structure will be arranged in tubing, and pour into working fluid so that it is have all for one
The heat radiation conduit of the functions such as temperature and heat radiation, heat radiation conduit passes through the high annealing close to 700～980 degree
After, then through last bending and flatten, make heat radiation conduit molding.
Owing to it is an object of the invention to heat radiation conduit yield in last bending and when flattening molding,
Therefore following carry out yield comparative descriptions with example and comparative example: the tubing of the heat radiation conduit of example 1
Constituent be weight percentage 9.60% nickel, remaining be copper component, comparative example is at present the most widely
For making the tubing of heat radiation conduit, i.e. oxygen-free copper pipe, percentage by weight >=99.95% of copper, two
Person is combined formation heat radiation conduit, and the pipe thickness of heat radiation conduit respectively with capillary structure and working fluid
All it is made for the thickness degree of below 0.2mm, through last bending and flatten, makes heat radiation conduit become
Type, to analyze example 1 and the yield of comparative example molding.
Referring to Fig. 2, the tubing of the heat radiation conduit of the present invention, because nickel has the characteristic of high melting-point, makes
Heat radiation conduit is after 700～980 degree are annealed, and the amplitude that tension force reduces is less, and then can hold
Negative pressure in managed outer atmospheric pressure and pipe, makes heat radiation conduit not have depressed part A, not interior
Concave change shape, therefore at last bending and the forming step flattened, when the thickness of pipe wall of heat radiation conduit is intended to reach
During to below 0.2mm, analysis result after tested, when heat radiation conduit has nickel raw material, its yield
Can improve to more than 80%, and comparative example is because of without nickel raw material, thus the yield of its molding but only have 10%～
50%.Therefore, the yield of heat radiation conduit ultrathin is improved by the tubing of the heat radiation conduit of the present invention
Effect.
Separately, can have the effect improving tubing intensity with crystal grain thinning, therefore, send out due to the composition of ferrum
The constituent of the tubing of bright example 2 heat radiation conduit be weight percentage 9.27% nickel, percentage by weight
Be 0.27% ferrum, percentage by weight be the manganese of 0.46%, after remaining makes tubing for copper component, then
Be combined formation heat radiation conduit with capillary structure and working fluid, and the thickness of pipe wall of heat radiation conduit is 0.2mm
When following thickness is spent, the yield of molding, such as example 1, also can reach more than 80%.
In sum, the tubing of the heat radiation conduit of the present invention not only can make the system of heat radiation conduit on processing procedure
Journey reaches higher yield, can possess again the characteristic of original tubing as heat radiation conduit, the therefore present invention
Under the heat radiation function not reducing heat radiation conduit, by the change of tubing constituent, and then improve processing procedure
The problem that yield is not enough.
But as described above, only presently preferred embodiments of the present invention, when not limiting this with this
The scope of bright enforcement, the most all made according to scope of the present invention patent and invention description content simple etc.
Effect change and modification, the most still remain within the scope of the patent.
Claims (6)
1. a tubing for heat radiation conduit, it is to be formed by the casting of metal constituent, and its gross weight is
100% percentage by weight, this metal constituent comprises:
Nickel (Ni): 9～15% percentage by weight；
Surplus is copper (Cu).
The tubing of heat radiation conduit the most according to claim 1, it is characterised in that also comprise weight
Percentage ratio is the manganese of 0.05～0.5%.
The tubing of heat radiation conduit the most according to claim 1, it is characterised in that the pipe of this tubing
Wall thickness is less than 0.2mm.
4. a tubing for heat radiation conduit, it is to be formed by the casting of metal constituent, and its gross weight is
100% percentage by weight, this metal constituent comprises:
Nickel (Ni): 9～15% percentage by weight；
Ferrum (Fe): 0.05～0.5% percentage by weight；
Surplus is copper (Cu).
The tubing of heat radiation conduit the most according to claim 4, it is characterised in that also comprise weight
Percentage ratio is the manganese of 0.05～0.5%.
The tubing of heat radiation conduit the most according to claim 4, it is characterised in that the pipe of this tubing
Wall thickness is less than 0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510020465.8A CN105841539A (en) | 2015-01-15 | 2015-01-15 | Tubing of heat radiating conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510020465.8A CN105841539A (en) | 2015-01-15 | 2015-01-15 | Tubing of heat radiating conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105841539A true CN105841539A (en) | 2016-08-10 |
Family
ID=56580087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510020465.8A Pending CN105841539A (en) | 2015-01-15 | 2015-01-15 | Tubing of heat radiating conduit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105841539A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2395309A1 (en) * | 2010-06-08 | 2011-12-14 | Thermal Corp. | Heat pipe |
| CN102899595A (en) * | 2012-09-05 | 2013-01-30 | 苏州富瑞铜合金科技有限公司 | Copper-nickel alloy tube preparation method |
-
2015
- 2015-01-15 CN CN201510020465.8A patent/CN105841539A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2395309A1 (en) * | 2010-06-08 | 2011-12-14 | Thermal Corp. | Heat pipe |
| CN102899595A (en) * | 2012-09-05 | 2013-01-30 | 苏州富瑞铜合金科技有限公司 | Copper-nickel alloy tube preparation method |
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