CN113566626A - Multi-scale capillary wick woven net - Google Patents
Multi-scale capillary wick woven net Download PDFInfo
- Publication number
- CN113566626A CN113566626A CN202011568350.XA CN202011568350A CN113566626A CN 113566626 A CN113566626 A CN 113566626A CN 202011568350 A CN202011568350 A CN 202011568350A CN 113566626 A CN113566626 A CN 113566626A
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- CN
- China
- Prior art keywords
- metal wire
- wire
- metal
- scale
- mesh grid
- 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.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 81
- 239000002184 metal Substances 0.000 claims abstract description 81
- 238000009941 weaving Methods 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000010992 reflux Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/046—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure characterised by the material or the construction of the capillary structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
Abstract
The invention provides a multi-scale capillary wick woven mesh, and belongs to the technical field of phase change latent heat products. The capillary wick comprises a metal wire woven mesh, wherein the metal wire woven mesh is formed by weaving a plurality of metal wires, each metal wire comprises a first metal wire and a second metal wire, the wire diameters of the first metal wire and the second metal wire are different, and the second metal wire is formed by combining a third metal wire and a fourth metal wire which are different in wire diameter.
Description
Technical Field
The invention relates to a multi-scale capillary wick woven net, and belongs to the technical field of phase change latent heat products.
Background
With the development and popularization of smart phones, cloud computing, big data and artificial intelligence along with the falling of 5G infrastructure, the chip heat management of electronic products has the same effect as the chip, and the chip heat management not only influences the running speed and stability of the chip and the user experience, but also influences the service life of the chip in a fatal manner. Throughout the chip Heat dissipation management, through the development of key technologies such as metal material Heat conduction, Heat pipe, graphite material, and Vapor Chamber, especially the application of the phase change latent Heat technology, the Heat pipe and the Vapor Chamber have become the mainstream of the current Heat dissipation design in recent years for the chip Heat dissipation scheme with high power and high Heat flux density. The phase change heat exchange process utilizes the phase change of the working medium under the tiny temperature difference to release a large amount of latent heat, the heat transfer can provide high heat transfer capacity, the heat conductivity can reach 103-105W/m < 2 > 2K when the phase change is condensed, and the phase change heat exchange method is used for heat source electronic products with high heat flow density and temperature requirements, and the heat is taken away by boiling or evaporation in a very advantageous mode. At present, the heat dissipation effect of the existing heat radiator adopting working medium phase change heat exchange still needs to be improved.
Disclosure of Invention
In view of the above drawbacks of the prior art, the present invention provides a multi-scale capillary wick woven mesh for solving the problem in the prior art that the heat dissipation effect of the existing heat sink using working medium phase change heat exchange still needs to be improved.
To achieve the above and other related objects, the present invention provides a woven network of multi-scale capillary wicks comprising: the metal wire mesh grid is formed by weaving a plurality of metal wires, each metal wire comprises a first metal wire and a second metal wire, the wire diameters of the first metal wire and the second metal wire are different, and the second metal wire is formed by combining a third metal wire and a fourth metal wire which are different in wire diameter.
By adopting the technical scheme: the capillary wick is formed by weaving metal wires, so that the capillary porosity and the water content of the capillary wick are effectively improved, and the equivalent latent heat capacity of the capillary wick is improved; the metal wire mesh layer is woven by metal wires with different wire diameters, so that the capillary force of the capillary liquid absorption core can be obviously improved, and the long-distance capillary reflux design has a good heat exchange effect.
In an embodiment of the invention, the metal wires in the metal wire mesh grid are one or more of copper wires, aluminum wires, stainless steel wires and titanium wires.
In an embodiment of the present invention, the diameter of the first metal wire is 10 to 100 μm.
In an embodiment of the present invention, the diameter of the third metal wire is 10 to 20 μm.
In an embodiment of the invention, the diameter of the fourth metal wire is 20 to 100 μm.
In an embodiment of the invention, the second metal wire is formed by winding or weaving the third metal wire and the fourth metal wire.
In an embodiment of the present invention, the mesh size of the metal wire mesh grid is 10 to 100 μm.
In an embodiment of the invention, the metal wire mesh grid is one or more layers.
As described above, the multi-scale capillary wick woven mesh of the present invention has the following beneficial effects:
the metal wire mesh grid is formed by weaving metal wires with different diameters to form a multi-scale grid, so that the capillary porosity and the water content of the capillary liquid absorbing core are effectively improved, the equivalent latent heat capacity of the capillary liquid absorbing core is improved, the capillary force of the capillary liquid absorbing core can be obviously improved, and the long-distance capillary reflux design has a good heat exchange effect.
Drawings
Fig. 1 is a schematic diagram illustrating the structure of a woven network of multi-scale capillary wicks according to an embodiment of the present invention.
Wherein, 1, a first metal wire; 2. a second wire; 3. a third wire; 4. a fourth wire.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the present invention provides a multi-scale capillary wick woven mesh comprising: the metal wire mesh grid, the metal wire mesh grid weave by a plurality of metal wires and form, the metal wire includes first metal wire 1 and second metal wire 2, first metal wire 1 is different with 2 line footpaths of second metal wire, second metal wire 2 is formed by the combination of three metal wire 3 and fourth metal wire 4 that two line footpaths are different.
The metal wire in the metal wire mesh grid is one or more of copper wire, aluminum wire, stainless steel wire and titanium wire.
The wire diameter of the first metal wire 1 is 10-100 mu m.
The wire diameter of the third metal wire 3 is 10-20 mu m.
The diameter of the fourth metal wire 4 is 20-100 mu m.
The second metal wire 2 is formed by winding or weaving a third metal wire 3 and a fourth metal wire 4.
The mesh size of the metal wire mesh grid is 10-100 mu m.
The metal wire mesh grid is one or more layers.
In summary, the metal wire mesh grid is formed by weaving metal wires with different diameters to form a multi-scale grid, so that the capillary porosity and the water content of the capillary liquid absorbing core are effectively improved, the equivalent latent heat capacity of the capillary liquid absorbing core is improved, the capillary force of the capillary liquid absorbing core can be obviously improved, and the long-distance capillary reflux design has a good heat exchange effect. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A multi-scale woven capillary wick network, comprising: the metal wire mesh grid, the metal wire mesh grid weave by a plurality of metal wires and form, the metal wire includes first metal wire (1) and second metal wire (2), first metal wire (1) and second metal wire (2) line footpath is different, second metal wire (2) are formed by the combination of third metal wire (3) and fourth metal wire (4) that two line footpaths are different.
2. The woven network of multi-scale capillary wicks of claim 1, wherein: the metal wire in the metal wire mesh grid is one or more of copper wire, aluminum wire, stainless steel wire and titanium wire.
3. The woven network of multi-scale capillary wicks of claim 1, wherein: the wire diameter of the first metal wire (1) is 10-100 mu m.
4. The woven network of multi-scale capillary wicks of claim 1, wherein: the wire diameter of the third metal wire (3) is 10-20 mu m.
5. The woven network of multi-scale capillary wicks of claim 1, wherein: the wire diameter of the fourth metal wire (4) is 20-100 mu m.
6. The woven network of multi-scale capillary wicks of claim 1, wherein: the second metal wire (2) is formed by winding or weaving a third metal wire (3) and a fourth metal wire (4).
7. The woven network of multi-scale capillary wicks of claim 1, wherein: the mesh size of the metal wire mesh grid is 10-100 mu m.
8. The woven network of multi-scale capillary wicks of claim 1, wherein: the metal wire mesh grid is one or more layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011568350.XA CN113566626A (en) | 2020-12-25 | 2020-12-25 | Multi-scale capillary wick woven net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011568350.XA CN113566626A (en) | 2020-12-25 | 2020-12-25 | Multi-scale capillary wick woven net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113566626A true CN113566626A (en) | 2021-10-29 |
Family
ID=78158817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011568350.XA Pending CN113566626A (en) | 2020-12-25 | 2020-12-25 | Multi-scale capillary wick woven net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113566626A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3604504A (en) * | 1970-05-13 | 1971-09-14 | Rca Corp | Flexible heat pipe |
| US4836275A (en) * | 1987-03-11 | 1989-06-06 | Fujikura Ltd. | Corrugated heat pipe |
| JPH11337279A (en) * | 1998-05-25 | 1999-12-10 | Korea Electronics Telecommun | Heat pipe and its manufacture |
| JP2006300395A (en) * | 2005-04-19 | 2006-11-02 | Fujikura Ltd | Heat pipe |
| US20090095460A1 (en) * | 2007-10-11 | 2009-04-16 | Wang Cheng-Tu | Stripe-interwoven capillary structure and manufacturing method thereof |
| CN102538529A (en) * | 2011-12-30 | 2012-07-04 | 西安交通大学 | Heat-pipe capillary fluid absorbing core |
| CN109780904A (en) * | 2018-12-29 | 2019-05-21 | 中车大连电力牵引研发中心有限公司 | Locomotive radiator and locomotive |
| CN109854653A (en) * | 2019-01-09 | 2019-06-07 | 福州大学 | Bimetal composite metal rubber structure and preparation method thereof |
-
2020
- 2020-12-25 CN CN202011568350.XA patent/CN113566626A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3604504A (en) * | 1970-05-13 | 1971-09-14 | Rca Corp | Flexible heat pipe |
| US4836275A (en) * | 1987-03-11 | 1989-06-06 | Fujikura Ltd. | Corrugated heat pipe |
| JPH11337279A (en) * | 1998-05-25 | 1999-12-10 | Korea Electronics Telecommun | Heat pipe and its manufacture |
| JP2006300395A (en) * | 2005-04-19 | 2006-11-02 | Fujikura Ltd | Heat pipe |
| US20090095460A1 (en) * | 2007-10-11 | 2009-04-16 | Wang Cheng-Tu | Stripe-interwoven capillary structure and manufacturing method thereof |
| CN102538529A (en) * | 2011-12-30 | 2012-07-04 | 西安交通大学 | Heat-pipe capillary fluid absorbing core |
| CN109780904A (en) * | 2018-12-29 | 2019-05-21 | 中车大连电力牵引研发中心有限公司 | Locomotive radiator and locomotive |
| CN109854653A (en) * | 2019-01-09 | 2019-06-07 | 福州大学 | Bimetal composite metal rubber structure and preparation method thereof |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211029 |