CN108282984A - A kind of heat-conducting pad and air conditioner - Google Patents
A kind of heat-conducting pad and air conditioner Download PDFInfo
- Publication number
- CN108282984A CN108282984A CN201810065144.3A CN201810065144A CN108282984A CN 108282984 A CN108282984 A CN 108282984A CN 201810065144 A CN201810065144 A CN 201810065144A CN 108282984 A CN108282984 A CN 108282984A
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- Prior art keywords
- heat
- conducting pad
- shim body
- pad according
- pit
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Classifications
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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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Air-Conditioning For Vehicles (AREA)
- Central Heating Systems (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses a kind of heat-conducting pad and air conditioners, are related to air-conditioning technical field, can improve heat dissipation effect, and do not influence the repair of equipment, and cost is relatively low.A kind of heat-conducting pad is arranged between heater and radiating module, including the shim body being made from a material that be thermally conductive, and through-thickness is formed with multiple protrusions and multiple pits in the shim body, makes the section undulate structure of the shim body.The present invention is used to radiate to heater.
Description
Technical field
The present invention relates to air-conditioning technical field more particularly to a kind of heat-conducting pads and air conditioner.
Background technology
Nowadays, there is power component on household electrical appliance, and power component will produce heat at work, if will not
Heat disperses in time, will influence the normal use of household electrical appliance.In order to avoid the above problem, generally in the power of household electrical appliance member
One thermal component is set at part, is in contact with power component by thermal component, by the heat transfer of power component to heat dissipation
On component, to radiate to power component.
In actual scheme implementation process, the simple radiating efficiency for making thermal component be in contact with power component is not
It is high.Its reason is mainly influenced by the surface roughness and flatness of thermal component and power component, cannot be come into full contact with, and is conducted heat
It is less efficient.Therefore, the prior art provides a kind of heat-conducting pad of composite construction, be placed on power component and thermal component it
Between, the matrix surface of the heat-conducting pad is compounded with micro low-temperature metal.Wherein, the matrix composition of heat-conducting pad is with excellent
The material that thermal conductivity and fusing point are higher than operating temperature is made, and low-temperature metal ingredient is simple metal or alloy, and solidus is less than
Operating temperature.In this way, being compounded in the low-melting-point metal of heat-conducting pad matrix surface, melt at the working temperature, becomes liquid
State metal can fill gap using preferable mobility, reduce the thermal contact resistance of heat-conducting pad and device, and then improve heat dissipation
Efficiency.
But the heat-conducting pad of composite construction, need select solidus be less than operating temperature material, therefore application surface compared with
It is small；Moreover, in use, the low-temperature metal of fusing can stick together power component and thermal component, be not easy to repair,
Maintenance cost is set to increase.
Invention content
A kind of heat-conducting pad of the embodiment of the present invention offer and air conditioner, can improve heat dissipation effect, and do not influence equipment
Repair, cost is relatively low.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：
A kind of heat-conducting pad is arranged between heater and radiating module, including the shim body being made from a material that be thermally conductive,
Through-thickness is formed with multiple protrusions and multiple pits in the shim body, makes the section undulate of the shim body
Structure.
The heat-conducting pad of the embodiment of the present invention, including the shim body that is made from a material that be thermally conductive, due to shim body upper edge
Thickness direction is formed with multiple protrusions and multiple pits, makes the section undulate structure of shim body, in this way, by heat-conducting pad
It is arranged between heater and radiating module, multiple protrusions and multiple pits can make heat-conducting pad ontology increase certain elasticity,
Hardness is reduced, fillibility increases, and heat-conducting pad is made preferably to be contacted with heater, radiating module, and then increases contact area,
Improve radiating efficiency.The heat-conducting pad of composite construction compared with prior art, under the premise of can improve radiating efficiency, fever
Body and radiating module will not adhesion, do not influence the repair of equipment, cost is relatively low.
On the other hand, the embodiment of the present invention additionally provides a kind of air conditioner, including the heater and radiating mould abutted
Block is equipped with above-mentioned heat-conducting pad between the heater and the radiating module.
The air conditioner of the embodiment of the present invention, including the heater and radiating module that abut, due in heater and dissipating
Above-mentioned heat-conducting pad is equipped between thermal modules, therefore, under the premise of can improve radiating efficiency, heater and radiating module
Will not adhesion, do not influence the repair of equipment, cost is relatively low.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the protrusion of the heat-conducting pad of the embodiment of the present invention and the structural schematic diagram that pit is straight line strip structure；
Fig. 2 is the protrusion of the heat-conducting pad of the embodiment of the present invention and the structural schematic diagram that pit is hemispherical dome structure；
Fig. 3 is the protrusion of the heat-conducting pad of the embodiment of the present invention and the structural schematic diagram that pit is curve strip type structure；
Fig. 4 is the heat-conducting pad using the embodiment of the present invention, and the comparison using planar shaped heat-conducting pad heat dissipation effect
Experimental data table；
Fig. 5 is the heat-conducting pad using the embodiment of the present invention, and the comparison using planar shaped heat-conducting pad heat dissipation effect
The structural schematic diagram of experiment.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
The embodiment of the present invention provides a kind of heat-conducting pad, referring to Figures 1 and 2, is arranged between heater and radiating module,
Including the shim body 1 being made from a material that be thermally conductive, through-thickness is formed with multiple raised 2 and multiple pits in shim body 1
3, make the section undulate structure of shim body 1.
The heat-conducting pad of the embodiment of the present invention, referring to Figures 1 and 2, including the shim body 1 that is made from a material that be thermally conductive, by
Multiple raised 2 and multiple pits 3 are formed in through-thickness in shim body 1, make the section undulate knot of shim body 1
Structure, in this way, by heat-conducting pad be arranged between heater and radiating module, multiple raised 2 and multiple pits 3 can make heat-conducting pad
Ontology 1 increases certain elasticity, reduces hardness, and fillibility increases, and heat-conducting pad is made preferably to be connect with heater, radiating module
It touches, and then increases contact area, improve radiating efficiency.The heat-conducting pad of composite construction compared with prior art can improve
Under the premise of radiating efficiency, heater and radiating module will not adhesion, do not influence the repair of equipment, cost is relatively low.
It should be noted that formed in shim body 1 multiple raised 2 and multiple pits 3 can be various shapes structure,
For example, referring to Fig. 1 and Fig. 3, multiple raised 2 and multiple pits 3 be string configuration, wherein multiple raised 2 and multiple in Fig. 1
Pit 3 is straight line string configuration, in Fig. 3 multiple raised 2 and multiple pits 3 be curve string configuration；It is multiple with reference to Fig. 2
Protrusion 2 and multiple pits 3 are hemispherical dome structure.Certainly multiple raised 2 and multiple pits 3 can also be grid-shaped structure etc..With
Upper structure can make the section undulate structure of shim body 1, in this way, shim body 1 has certain elasticity, and can be with
It is preferably contacted with heater, radiating module, improves heat dissipation effect.
Specifically, as shown in Figure 1, protrusion 2 and pit 3 are string configuration, multiple raised 2 and 3 equal edge of multiple pits
The first direction parallel with 1 extending direction of shim body extends, and is arranged along the second direction parallel with 1 extending direction of shim body
Row, first direction are vertical with second direction.
As shown in Figure 1, multiple raised 2 and the uniform intervals arrangement in a second direction of multiple pits 3, and it is each two adjacent
Pit 3 there are one being set between protrusion 2.Protrusion 2 and the arrangement of 3 uniform intervals of pit, make the structure of shim body 1 relatively stablize.Meanwhile
In order to ensure the wavy shaped configuration in 1 section of shim body, certain elasticity is made it have, referring to Fig.1, each two adjacent raised 2
Between set there are one pit 3, that is, protrusion 2 and pit 3 are staggered.
Protrusion 2 and the size of pit 3 preferably should be smaller, to ensure the elasticity of shim body 1, by many experiments
Verification, it is preferable that the section of protrusion 2 and pit 3 is circular arc structure, and the radius of circular arc is 0.15 millimeter.
Shim body 1 is arranged between heater and radiating module, since the size of multiple raised 2 and pit 3 may ratio
It is smaller, when making heat-conducting pad, the more difficult measurement of size of protrusion 2 and pit 3, moreover, setting multiple raised 2 and pit 3
Shim body 1 sees to regard the surface roughness for changing shim body 1 as, therefore, can be thick by the surface to shim body 1
The value of rugosity judges whether shim body 1 is qualified.Pass through multiple experimental verification, it is preferable that the rough surface of shim body 1
Degree is more than or equal to 0.1 millimeter, and is less than or equal to 0.2 millimeter.
Protrusion 2 and embodiment that pit 2 is hemispherical dome structure as shown in Fig. 2, multiple raised 2 and multiple pits 3 be half
Spherical structure, and arranged along the extending direction of shim body 1.The section undulate structure of shim body 1 can equally be made, this
Sample, shim body 1 has certain elasticity, and can preferably be contacted with heater, radiating module, improves heat dissipation effect.
It is in order to make the structure of shim body 1 relatively stablize, multiple raised 2 and multiple pits 3 are evenly distributed, it is more with reference to Fig. 2
A raised 2 and multiple pits 3 along the extending direction of shim body 1 be in lattice arrangement or matrix arrangement, and it is each two adjacent convex
Pit 3 there are one being set between playing 2.
The material of heat-conducting pad is Heat Conduction Material, and the size of the thermal coefficient of Heat Conduction Material directly affects the effect of heat conduction
Rate.The heat conductivility of metal is stronger, but hardness is larger, is unfavorable for effectively contacting with heater, radiating module, therefore, existing
Technology is in order to improve heat transfer efficiency, and frequently with heat dissipating silicone grease, still, heat dissipating silicone grease is fluid, can make component adhesion, influence the later stage
Repair.The heat-conducting pad of the embodiment of the present invention can make the hardness of shim body 1 relatively low by setting multiple raised 2 and pit 3,
Ensure certain elasticity, that is, the preferable metal material of heat conductivility can be used and make, in the premise for ensureing preferable heat transfer efficiency
Under, there is certain elasticity and hardness is relatively low, preferably can effectively be contacted with heater, radiating module, heat dissipation effect is preferable.Its
In, it is verified by many experiments, it is preferable that shim body 1 is made of tinfoil paper material.The thermal coefficient of tinfoil paper is higher, is taken the photograph for 70
Every watt of family name's degree is wanted high 50 times or more compared to common silica gel sheet material, although comparatively the hardness of tinfoil paper is higher, is passed through
Be arranged multiple raised 2 and pit 3 hardness of shim body 1 can be made relatively low, ensure certain elasticity, it is ensured that good filling
Property, improve heat dissipation effect.In addition, with cold being tested by salt mist experiment, the reliability of tinfoil paper material heat dissipation is still good, and
Cost is relatively low, cost-effective.
The protrusion 2 in shim body 1 and pit 3 are made of annular knurl moulding process for convenience of manufacture,.It specifically, can be with
It is that the thickness direction of shim body 1 is made to make to form protrusion 2 and pit 3 by way of upper and lower tooth engagement.
In addition, the effect of the heat-conducting pad in order to verify the embodiment of the present invention is as shown in Figure 4 and Figure 52 millis to thickness
The tinfoil paper that radiating efficiency and thickness when the tinfoil paper of rice is plane are 2 millimeters is that corrugated radiating efficiency is tested through having gone
Comparison.Specifically, with reference to Fig. 5, heat-conducting pad c is set between heater a and radiating module b, wherein radiating module b is really
Fixed flatness is 0.3 millimeter, and heat-conducting pad c is two kinds, equal thickness is 2 millimeters of tinfoil paper, including the planar shaped of serial number 1 is led
The waveform heat-conducting pad of heat pad piece and serial number 2.Heater a is 300 watts of power, and is passed through power work, and radiating module b's holds
It is continuous to be radiated (for example, continual fluid cooling water radiates in diagram pipeline).In a period of time, to the temperature of heater a,
The temperature of radiating module b is acquired, and obtains the temperature increase of radiating module b.With reference to Fig. 4, using the planar shaped of serial number 1
The temperature of radiating module b of heat-conducting pad increase 24.3 Kelvins, the overall thermal resistance of radiating module b is 0.046 degree Celsius
Every watt；13.8 Kelvins are increased using the temperature of the radiating module b of the waveform heat-conducting pad of serial number 2, radiating module b's is whole
Body heat resistance is 0.081 degree Celsius every watt.It will be evident that the waveform heat-conducting pad of serial number 2 compares leading for the planar shaped of serial number 1
Heat pad piece, heat dissipation effect are obviously improved.
On the other hand, the embodiment of the present invention additionally provides a kind of air conditioner, including the heater and radiating mould abutted
Block is equipped with above-mentioned heat-conducting pad between heater and radiating module.
The air conditioner of the embodiment of the present invention, including the heater and radiating module that abut, due in heater and dissipating
Above-mentioned heat-conducting pad is equipped between thermal modules, therefore, under the premise of can improve radiating efficiency, heater and radiating module
Will not adhesion, do not influence the repair of equipment, cost is relatively low.
It these are only the specific implementation mode of the present invention, but scope of protection of the present invention is not limited thereto, it is any to be familiar with
In the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in should all be covered those skilled in the art
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of heat-conducting pad is arranged between heater and radiating module, which is characterized in that including what is be made from a material that be thermally conductive
Shim body, through-thickness is formed with multiple protrusions and multiple pits in the shim body, makes cutting for the shim body
Face undulate structure.
2. heat-conducting pad according to claim 1, which is characterized in that the raised and pit is strip knot
Structure, multiple protrusions and multiple pits extend along the first direction parallel with the shim body extending direction, and
It is arranged along the second direction parallel with the shim body extending direction, the first direction is vertical with the second direction.
3. heat-conducting pad according to claim 2, which is characterized in that multiple protrusions and multiple pits are along institute
The arrangement of second direction uniform intervals is stated, and is set there are one the pit between each two adjacent protrusion.
4. heat-conducting pad according to claim 3, which is characterized in that the section of the protrusion and the pit is circular arc
Structure, and the radius of circular arc is 0.15 millimeter.
5. heat-conducting pad according to claim 3, which is characterized in that the surface roughness of the shim body is more than or equal to
0.1 millimeter, and it is less than or equal to 0.2 millimeter.
6. heat-conducting pad according to claim 1, which is characterized in that multiple protrusions and multiple pits are half
Spherical structure, and arranged along the extending direction of the shim body.
7. heat-conducting pad according to claim 6, which is characterized in that multiple protrusions and multiple pits are described in
The extending direction of shim body is in lattice arrangement or matrix arrangement, and is set there are one described between each two adjacent protrusion
Pit.
8. heat-conducting pad according to any one of claims 1 to 7, which is characterized in that the shim body is by tinfoil paper material
Material is made.
9. heat-conducting pad according to any one of claims 1 to 7, which is characterized in that described in the shim body
The raised and described pit is made of annular knurl moulding process.
10. a kind of air conditioner, including the heater and radiating module that abut, which is characterized in that the heater and described
Heat-conducting pad according to any one of claims 1 to 9 is equipped between radiating module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810065144.3A CN108282984A (en) | 2018-01-23 | 2018-01-23 | A kind of heat-conducting pad and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810065144.3A CN108282984A (en) | 2018-01-23 | 2018-01-23 | A kind of heat-conducting pad and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108282984A true CN108282984A (en) | 2018-07-13 |
Family
ID=62804655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810065144.3A Pending CN108282984A (en) | 2018-01-23 | 2018-01-23 | A kind of heat-conducting pad and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108282984A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114641178A (en) * | 2020-12-16 | 2022-06-17 | 中车时代电动汽车股份有限公司 | Power device heat dissipation device and automatic assembly control method and system thereof |
| CN116723666A (en) * | 2022-09-15 | 2023-09-08 | 荣耀终端有限公司 | Heat conduction pad, manufacturing method thereof, heat dissipation module and electronic equipment |
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| CN101336064A (en) * | 2007-06-26 | 2008-12-31 | 洪进富 | Processing method of graphite heat-conducting fin |
| CN101760035A (en) * | 2008-12-24 | 2010-06-30 | 清华大学 | Thermal interface material and using method thereof |
| CN203398169U (en) * | 2013-07-09 | 2014-01-15 | 浙江银轮机械股份有限公司 | Lithium battery shell |
| CN206133428U (en) * | 2016-06-27 | 2017-04-26 | 惠州市拉维尼科技有限公司 | Quick radiator of notebook computer |
| CN107210276A (en) * | 2015-02-10 | 2017-09-26 | 罗伯特·博世有限公司 | Heat transfer sheet |
-
2018
- 2018-01-23 CN CN201810065144.3A patent/CN108282984A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101336064A (en) * | 2007-06-26 | 2008-12-31 | 洪进富 | Processing method of graphite heat-conducting fin |
| CN101760035A (en) * | 2008-12-24 | 2010-06-30 | 清华大学 | Thermal interface material and using method thereof |
| CN203398169U (en) * | 2013-07-09 | 2014-01-15 | 浙江银轮机械股份有限公司 | Lithium battery shell |
| CN107210276A (en) * | 2015-02-10 | 2017-09-26 | 罗伯特·博世有限公司 | Heat transfer sheet |
| CN206133428U (en) * | 2016-06-27 | 2017-04-26 | 惠州市拉维尼科技有限公司 | Quick radiator of notebook computer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114641178A (en) * | 2020-12-16 | 2022-06-17 | 中车时代电动汽车股份有限公司 | Power device heat dissipation device and automatic assembly control method and system thereof |
| CN116723666A (en) * | 2022-09-15 | 2023-09-08 | 荣耀终端有限公司 | Heat conduction pad, manufacturing method thereof, heat dissipation module and electronic equipment |
| CN116723666B (en) * | 2022-09-15 | 2024-04-12 | 荣耀终端有限公司 | Heat conduction pad, manufacturing method thereof, heat dissipation module and electronic equipment |
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Application publication date: 20180713 |