CN111867326A - Mobile phone heat dissipation device based on separated microchannel heat pipe - Google Patents
Mobile phone heat dissipation device based on separated microchannel heat pipe Download PDFInfo
- Publication number
- CN111867326A CN111867326A CN202010647379.0A CN202010647379A CN111867326A CN 111867326 A CN111867326 A CN 111867326A CN 202010647379 A CN202010647379 A CN 202010647379A CN 111867326 A CN111867326 A CN 111867326A
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- Prior art keywords
- heat pipe
- heat dissipation
- separated
- mobile phone
- metal shell
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 46
- 229910052751 metal Inorganic materials 0.000 claims abstract description 35
- 239000002184 metal Substances 0.000 claims abstract description 35
- 238000001704 evaporation Methods 0.000 claims abstract description 26
- 230000008020 evaporation Effects 0.000 claims abstract description 24
- 230000005494 condensation Effects 0.000 claims abstract description 9
- 238000009833 condensation Methods 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Classifications
-
- 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
- H05K7/20336—Heat pipes, e.g. wicks or capillary pumps
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
-
- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
-
- 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
- H05K7/20309—Evaporators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a mobile phone heat dissipation device based on a separated microchannel heat pipe, which comprises a metal shell, a box body welded and fixed on the metal shell, and the separated microchannel heat pipe nested in the metal shell, wherein a charging port, an air inlet, a switch and a wedge-shaped buckle are arranged on the box body, and a fan and a storage battery are also arranged in the box body. The separated microchannel heat pipe comprises an evaporation section, a heat insulation section and a condensation section, wherein the head end and the tail end of the evaporation section are respectively communicated with the heat insulation section, and a plurality of branch pipelines with the diameter of tree leaves are formed between the head end and the tail end of the evaporation section. The metal shell is provided with a movable clamping plate so as to be suitable for mobile phones with different sizes. The mobile phone is clamped on the metal shell through the buckle, and the mobile phone generates heat to drive the separated microchannel heat pipe to work, so that the cooling function of the mobile phone is realized. The portable solar heat collector has the characteristics of reasonable structure, convenience in carrying, wide application range, good heat dissipation performance and the like.
Description
Technical Field
The invention relates to the technical field of mobile phone accessories, in particular to a mobile phone heat dissipation device based on a separated microchannel heat pipe.
Background
With the development of information technology, mobile phones are becoming indispensable electronic products, and becoming one of the necessities of people's daily life. The performance of smart mobile phone is stronger and stronger, the work heat load is bigger and bigger, but the frivolousization of cell-phone becomes the trend, the inside space that can set up the radiating part of cell-phone is limited, can't use the heat dissipation technique of forced convection, the heat that the cell-phone produced is mainly outwards gived off by cell-phone shell through the heat conduction, the radiating effect is poor, lead to the heat dissipation not enough to lead to the cell-phone local temperature too high usually, scald one's hand, too high temperature not only can reduce the wholeness ability of cell-phone, reduce cell-phone life, still can induce the security problem and influence user experience. Under the wind gap of the current '5G technology', the data transmission quantity is large, the speed is high, and higher requirements are necessarily put forward on the heat dissipation of the mobile phone.
The separated heat pipe is one new type of heat pipe technology, and has the main working principle that the working medium is vaporized and condensed inside the heat pipe, the evaporating section and the condensing section may be separated flexibly based on practical condition, the condensing section is set over the evaporating section to form height difference, and the condensed working medium is driven by gravity to flow back to complete circulation. The separated microchannel heat pipe also has the advantages of compact structure, strong heat exchange performance and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a mobile phone heat dissipation device based on a separated micro-channel heat pipe so as to improve the heat dissipation effect of a mobile phone, and the technical scheme adopted by the invention is as follows:
a mobile phone heat dissipation device based on a separated microchannel heat pipe comprises a metal shell, the separated microchannel heat pipe, a heat dissipation box body, a movable clamping plate and a metal heat dissipation fin; the metal shell is provided with a movable clamping plate; the separated microchannel heat pipe is nested in the metal shell; the fan is arranged in the heat dissipation box body, a heat dissipation opening, a storage battery pack, a charging opening and a fan starting switch are arranged on the left side of the heat dissipation box body, air inlets are formed in the front side and the rear side of the heat dissipation box body, and wedge-shaped buckles are arranged on the right side face of the heat dissipation box body.
The separated microchannel heat pipe comprises a condensation section, a heat insulation section and an evaporation section, wherein the condensation section is arranged in the heat dissipation box body, and the evaporation section is positioned in the metal shell.
The head end and the tail end of the evaporation section are respectively communicated with the heat insulation section, and a plurality of branch pipelines with the diameter of the tree leaf branches are formed between the head end and the tail end of the evaporation section; the metal radiating fin is tightly attached to the evaporation section of the separated microchannel heat pipe and is arranged on the metal shell.
The length of the movable clamping plate can be adjusted according to mobile phones of different sizes, and the application range of the device is widened.
The metal radiating fins and the separated micro-channel heat pipe are made of copper or aluminum alloy.
The evaporator used in the evaporation section of the separated microchannel heat pipe is a tree-shaped runner evaporator, and the working medium used in the separated microchannel heat pipe is deionized water or absolute ethyl alcohol.
The tree-shaped flow channel evaporator can generate certain capillary force due to the small flow channel of the last-stage branch of the tree-shaped flow channel, and can promote the circulation of working media of the heat pipe due to the larger pressure difference caused by the evaporation of liquid after the middle section.
The tree-shaped runner evaporator is arranged at the right lower section of the separated microchannel heat pipe, and the offset placement mode is favorable for the unidirectional circulation of the working medium, and the unidirectional circulation is favorable for improving the heat transfer performance of the heat pipe.
The fan is connected with the fan starting switch and the storage battery pack through a wire, and the storage battery pack is provided with a charging port.
The invention has the beneficial effects that:
the invention provides a heat dissipation device based on a separate microchannel heat pipe, which has a simple structure and a reasonable design; the mobile phone is clamped by the movable clamping plate and the wedge-shaped buckle and tightly attached to the radiating metal sheet, heat generated by the working of the mobile phone is transmitted to the tree-shaped simulation evaporator of the separated microchannel heat pipe through the radiating metal sheet and is circularly transmitted to the condensation section along with the heat pipe and then is discharged outwards, and therefore the purposes of fully radiating the mobile phone, improving the working performance of the mobile phone and using experience are achieved. Furthermore, due to the special shape of the tree-shaped simulation evaporator, a larger pressure difference can be brought by the capillary force generated by the last branch flow channel of the tree-shaped flow channel, the working medium circulation is promoted, and the separated microchannel heat pipe also has the advantages of uniform heat dissipation and large heat exchange area.
Drawings
FIG. 1 is a schematic structural diagram of a mobile phone heat dissipation device based on a separate microchannel heat pipe according to the present invention;
FIG. 2 is a sectional view of the heat dissipation case structure of the present invention;
FIG. 3 is a schematic structural diagram of a split-type microchannel heat pipe according to the present invention;
FIG. 4 is a schematic diagram of an exploded structure of the apparatus of the present invention;
FIG. 5 is a schematic diagram of the use of the apparatus of the present invention.
In the figure: 1. a metal housing; 2. a separate microchannel heat pipe; 3. a fan; 4. a fan start switch; 5. a charging port; 6. a movable clamping plate; 7. a metal heat sink; 8. an air inlet; 9. a wedge-shaped buckle; 10. a battery pack; 11. a mobile phone; 12. a condensing section; 13. an evaporation section; 14. a tree-shaped runner evaporator; 15. a heat dissipation box body; 16. a heat dissipation port; 17. an adiabatic section.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example (b): see fig. 1-5.
A mobile phone heat dissipation device based on a separated micro-channel heat pipe comprises a metal shell 1, a separated micro-channel heat pipe 2, a heat dissipation box body 15, a movable clamping plate 6 and metal heat dissipation fins 7; the metal shell 1 is provided with a movable clamping plate 6; the separated microchannel heat pipe 2 is nested in the metal shell 1; the inside fan 3 that is provided with of radiator 15, its left side is equipped with thermovent 16, storage battery 10, charges mouthful 5 and fan starting switch 4, and the front and back both sides are equipped with air intake 8, are equipped with wedge buckle 9 on the right flank.
The separated microchannel heat pipe 2 comprises a condensation section 12, an insulation section 17 and an evaporation section 13, wherein the condensation section 12 is arranged inside a heat radiation box body 15, and the evaporation section 13 is positioned in the metal shell 1.
The head end and the tail end of the evaporation section 13 are respectively communicated with the heat insulation section 17, and a plurality of branch pipelines with the diameter of a tree leaf branch are formed between the head end and the tail end of the evaporation section 13; the metal radiating fins 7 are closely attached to the evaporation section 13 of the separated micro-channel heat pipe 2 and are arranged on the metal shell 1.
The length of the movable clamping plate 6 can be adjusted according to mobile phones of different sizes, and the application range of the device is widened.
The metal radiating fins 7 and the separated micro-channel heat pipe 2 are made of copper or aluminum alloy.
The evaporator used in the evaporation section 13 of the separated microchannel heat pipe 2 is a tree-shaped runner evaporator 14, and the working medium used in the separated microchannel heat pipe 2 is deionized water or absolute ethyl alcohol.
The tree-shaped flow channel evaporator 14 can generate a certain capillary force due to the small flow channel of the last branch of the tree-shaped flow channel, and can promote the circulation of the working medium of the heat pipe due to the larger pressure difference caused by the evaporation of the liquid after the middle section.
The tree-shaped runner evaporator 14 is arranged at the lower right section of the separated microchannel heat pipe 2, and the offset placement mode is favorable for the unidirectional circulation of the working medium, and the unidirectional circulation is favorable for improving the heat transfer performance of the heat pipe.
The fan 3 is connected with a fan starting switch 4 and a storage battery pack 10 through a lead, and a charging port 5 is installed on the storage battery pack 10.
In this embodiment, the mobile phone 11 is clamped by the movable clamping plate 6 and the wedge-shaped buckle 9 and tightly attached to the heat dissipation metal sheet 7, heat generated by the operation of the mobile phone 11 is transferred to the tree-shaped runner evaporator 14 of the separated microchannel heat pipe 2 through the heat dissipation metal sheet 7, and is circularly transferred to the condensation section 12 along with the separated microchannel heat pipe 2 and then is discharged outwards, so that the purposes of fully dissipating heat of the mobile phone 11 and improving the working performance and the use experience of the mobile phone 11 are achieved. Further, due to the special shape of the tree-shaped flow channel evaporator 14, a larger pressure difference is brought by the capillary force generated by the last branch flow channel of the tree-shaped flow channel, the working medium circulation is promoted, and the separated microchannel heat pipe 2 also has the advantages of uniform heat dissipation and large heat exchange area.
Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A mobile phone heat dissipation device based on a separated micro-channel heat pipe is characterized by comprising a metal shell (1), a separated micro-channel heat pipe (2), a heat dissipation box body (15), a movable clamping plate (6) and metal heat dissipation fins (7); a movable clamping plate (6) is arranged on the metal shell (1); the separated microchannel heat pipe (2) is nested in the metal shell (1); the fan (3) is arranged inside the heat dissipation box body (15), the left side of the heat dissipation box body is provided with a heat dissipation opening (16), a storage battery (10), a charging opening (5) and a fan starting switch (4), the front side and the rear side of the heat dissipation box body are provided with air inlets (8), and the right side face of the heat dissipation box body is provided with a wedge-shaped buckle (9).
2. The mobile phone heat dissipation device based on the separated microchannel heat pipe is characterized in that the separated microchannel heat pipe (2) comprises a condensation section (12), a heat insulation section (17) and an evaporation section (13), the condensation section (12) is arranged inside the heat dissipation box body (15), and the evaporation section (13) is positioned in the metal shell (1).
3. The heat dissipation device for the mobile phone based on the separated microchannel heat pipe as claimed in claim 2, wherein the head end and the tail end of the evaporation section (13) are respectively communicated with the adiabatic section (17), and a plurality of branch pipelines with the shape of a branch of a tree leaf are formed between the head end and the tail end of the evaporation section (13); the metal radiating fins (7) are tightly attached to the evaporation section (13) of the separated micro-channel heat pipe (2) and are arranged on the metal shell (1).
4. The heat dissipation device for mobile phone based on the separated micro-channel heat pipe as claimed in claim 1, wherein the length of the movable clamping plate (6) is adjustable.
5. The heat dissipation device for mobile phone based on the separated micro-channel heat pipe as claimed in claim 1, wherein the metal heat sink (7) and the separated micro-channel heat pipe (2) are made of copper or aluminum alloy.
6. The mobile phone heat dissipation device based on the separated microchannel heat pipe as claimed in claim 1, wherein the evaporator used in the evaporation section (13) of the separated microchannel heat pipe (2) is a tree-shaped flow channel evaporator (14), and the working medium used in the separated microchannel heat pipe (2) is deionized water or absolute ethyl alcohol.
7. The heat dissipation device for the mobile phone based on the separated microchannel heat pipe is characterized in that the fan (3) is connected with a fan starting switch (4) and a storage battery pack (10) through a conducting wire, and a charging port (5) is installed on the storage battery pack (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647379.0A CN111867326A (en) | 2020-07-07 | 2020-07-07 | Mobile phone heat dissipation device based on separated microchannel heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647379.0A CN111867326A (en) | 2020-07-07 | 2020-07-07 | Mobile phone heat dissipation device based on separated microchannel heat pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111867326A true CN111867326A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010647379.0A Pending CN111867326A (en) | 2020-07-07 | 2020-07-07 | Mobile phone heat dissipation device based on separated microchannel heat pipe |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002271049A (en) * | 2001-03-06 | 2002-09-20 | Matsushita Electric Ind Co Ltd | Portable electronic device |
| JP2004221604A (en) * | 2004-02-04 | 2004-08-05 | Furukawa Electric Co Ltd:The | Cooling device |
| CN2716894Y (en) * | 2003-11-04 | 2005-08-10 | 荆建一 | Separate type heat pipe radiator for microprocessor |
| WO2009140894A1 (en) * | 2008-05-23 | 2009-11-26 | 清华大学 | Separate type heat pipe system |
| WO2013003989A1 (en) * | 2011-07-01 | 2013-01-10 | 中国电力科学研究院 | Temperature control system with thermal tubes for vehicle power battery box |
| CN208369649U (en) * | 2018-06-29 | 2019-01-11 | 刘海锋 | A kind of handset bracket |
| CN209946839U (en) * | 2019-06-05 | 2020-01-14 | 深圳市金科腾塑胶电子有限公司 | Separable hand-trip handle of cooling fan |
| CN110986641A (en) * | 2019-11-29 | 2020-04-10 | 南昌大学 | Novel heat pipe combining porous medium heat source and tree-shaped bionic microchannel |
| CN212381598U (en) * | 2020-07-07 | 2021-01-19 | 南昌大学 | Mobile phone heat dissipation device based on separated microchannel heat pipe |
-
2020
- 2020-07-07 CN CN202010647379.0A patent/CN111867326A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002271049A (en) * | 2001-03-06 | 2002-09-20 | Matsushita Electric Ind Co Ltd | Portable electronic device |
| CN2716894Y (en) * | 2003-11-04 | 2005-08-10 | 荆建一 | Separate type heat pipe radiator for microprocessor |
| JP2004221604A (en) * | 2004-02-04 | 2004-08-05 | Furukawa Electric Co Ltd:The | Cooling device |
| WO2009140894A1 (en) * | 2008-05-23 | 2009-11-26 | 清华大学 | Separate type heat pipe system |
| WO2013003989A1 (en) * | 2011-07-01 | 2013-01-10 | 中国电力科学研究院 | Temperature control system with thermal tubes for vehicle power battery box |
| CN208369649U (en) * | 2018-06-29 | 2019-01-11 | 刘海锋 | A kind of handset bracket |
| CN209946839U (en) * | 2019-06-05 | 2020-01-14 | 深圳市金科腾塑胶电子有限公司 | Separable hand-trip handle of cooling fan |
| CN110986641A (en) * | 2019-11-29 | 2020-04-10 | 南昌大学 | Novel heat pipe combining porous medium heat source and tree-shaped bionic microchannel |
| CN212381598U (en) * | 2020-07-07 | 2021-01-19 | 南昌大学 | Mobile phone heat dissipation device based on separated microchannel heat pipe |
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