CN208434247U - A kind of heat-radiating device of electric component with soaking plate - Google Patents
A kind of heat-radiating device of electric component with soaking plate Download PDFInfo
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- CN208434247U CN208434247U CN201820894785.5U CN201820894785U CN208434247U CN 208434247 U CN208434247 U CN 208434247U CN 201820894785 U CN201820894785 U CN 201820894785U CN 208434247 U CN208434247 U CN 208434247U
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- Prior art keywords
- heat
- cooling fin
- radiating
- electric component
- soaking plate
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Abstract
A kind of heat-radiating device of electric component with soaking plate that this programme provides, soaking plate is the plate shaped heat pipe of a high-efficiency heat conduction and its evaporation substrates into intimate is bonded heating element, therefore the heat that heating element generates can be absorbed by the soaking plate completely, pass through the phase transformation of soaking plate vacuum chamber working medium, heat is rapidly conducted to condensation substrate, and heat energy more uniform distribution, the heat of soaking plate is transmitted to entire cooling fin again, the air-flow generated finally by blower quickly takes away heat by the airflow channel in cooling fin, to achieve the effect that be quickly cooled down heating element.
Description
Technical field
The utility model relates to cooling electronic component technical field, in particular to a kind of with soaking plate
Heat-radiating device of electric component.
Background technique
Most typical radiator is to contact heat-generating electronic elements with the finned radiator equipped with fan to pass by heat
Dodar is at heat dissipation purpose, and for the removal for answering higher heat flux, usually installing one additional between heat-generating electronic elements and radiator has
The soaking plate of good heat conductivity, the radiator is usually big compared with the area of heat-generating electronic elements, therefore the effect of the soaking plate is
The heat that heat-generating electronic elements generate first is uniformly distributed before passing to radiator, it, should to give full play to the efficiency of radiator
The metal material of some higher thermal conductivities coefficient such as copper, aluminium can be used in soaking plate, but metal plate is limited by the limited heat transfer of material itself
Property, if heat-generating electronic elements to high heat-flux or when realizing even heat distribution using biggish soaking plate suqare, still
Apparent thermal resistance can be generated and be unable to reach the expected purpose of good heat distribution, so that the integral heat sink efficiency of radiator is not
It is very ideal.
In addition, common radiator, especially radial radiator, consider the convenience of processing, most fins are using vertical
Arrangement form.But since the presence of aerofoil fan exit flow rotates, direction is flowed out and axial direction is at a certain angle, therefore
Fin windward side forms elevated pressures, forms lower pressure in leeward.This shows that incoming flow has straight fins heat radiator fin
The larger entrance angle of attack is also easy to produce flow separation in radiator leeward, causes biggish impact loss, influences to enter heatsink fins
The air flow condition of runner between piece.
Therefore, how a kind of radiator is provided, improves the unevenness that radiates as caused by thermal resistance unevenness, reaches rapid cooling
The effect of electronic component, is a technical problem that technical personnel in the field need to solve at present.
Utility model content
In view of this, the present invention provides a kind of heat-radiating device of electric component with soaking plate, improve due to
It radiates uneven, can quickly, effectively radiate to electronic component caused by thermal resistance is uneven.
To achieve the above object, the utility model provides the following technical solutions:
A kind of heat-radiating device of electric component with soaking plate, for radiating to heating element, feature exists
In, comprising:
Blower；
The cooling fin being set to below the fan outlet；
Soaking plate including side plate, is arranged filling liquid pipe on the side plate and is respectively arranged at the side plate two sides
Evaporation substrate and condensation substrate, the cooling fin is bonded with the condensation substrates into intimate, the heating element and the steaming
Send out substrates into intimate fitting.
Preferably, in above-mentioned heat-radiating device of electric component, the blower is fan or plasma blower.
Preferably, in above-mentioned heat-radiating device of electric component, the cooling fin includes cooling fin bottom plate and is set to
The radiating fin of the cooling fin bottom plate.
Preferably, in above-mentioned heat-radiating device of electric component, the radiating fin and the cooling fin base plate center axis
Line has tilt angle.
Preferably, in above-mentioned heat-radiating device of electric component, the cooling fin plate upper surface is conical surface.
Preferably, in above-mentioned heat-radiating device of electric component, groove is provided on the radiating fin.
Preferably, in above-mentioned heat-radiating device of electric component, all radiating fin fovea superior groove location sum number amount phases
Together.
Preferably, in above-mentioned heat-radiating device of electric component, the radiating fin surface is that alumite or anode are handled
Radiating fin surface afterwards.
Preferably, in above-mentioned heat-radiating device of electric component, the cooling fin further includes being set in cooling fin bottom plate
Heart position, the solid post for heat accumulation and heat transfer.
It can be seen via above technical scheme that a kind of cooling electronic component dress with soaking plate that this programme provides
Set, soaking plate be the plate shaped heat pipe of a high-efficiency heat conduction and its evaporate substrates into intimate and be bonded heating element, therefore heating element
The heat of generation can be absorbed by the soaking plate completely, by the phase transformation of soaking plate vacuum chamber working medium, heat is rapidly conducted to
Substrate is condensed, and heat energy more uniform distribution, the heat of soaking plate are transmitted to entire cooling fin again, generate finally by blower
Air-flow quickly heat is taken away by the airflow channel in cooling fin, to reach the effect for being quickly cooled down heating element
Fruit.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of soaking plate provided by the embodiment of the utility model；
Fig. 2 is the side view of soaking plate provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of cooling fin provided by the embodiment of the utility model；
Fig. 4 is the tilt angle schematic diagram of cooling fin provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of blower provided by the embodiment of the utility model；
Fig. 6 is the top view of cooling fin provided by the embodiment of the utility model；
Fig. 7 is the side view of cooling fin bottom plate provided by the embodiment of the utility model.
In figure: filling liquid pipe 1, side plate 2, evaporation substrate 3, condensation substrate 4, cooling fin bottom plate 5, radiating fin 6, solid post 7,
Tilt angle 8.
Specific embodiment
The core of the utility model is to provide a kind of heat-radiating device of electric component with soaking plate, improves due to thermal resistance
It radiates uneven, can quickly, effectively radiate to electronic component caused by unevenness.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Fig. 1-Fig. 7, the utility model discloses a kind of heat-radiating device of electric component with soaking plate to include
Blower, cooling fin and soaking plate.
Wherein, cooling fin is set to below fan outlet, can be close to heatsink upper surface.
Soaking plate is the vacuum cavity that an inner wall has fine structure, is usually made of copper, aluminium.When heat is by heat source
When to evaporating area, the coolant liquid in cavity starts to generate the gasification phenomenon of coolant liquid after being heated in the environment of rough vacuum, this
When absorb heat and rapid spatial expansion, the cooling medium of gas phase and quickly fill with entire cavity, when gas-phase working medium touches one
It is a than colder region when the phenomenon that will generating condensation.The heat accumulated in evaporation is released by the phenomenon that condensation, is coagulated
Coolant liquid after knot can be returned by the capillary channel of micro-structure evaporation heat source at, this running will in the cavity in cycles into
Row.
Soaking plate in this programme specific embodiment includes side plate 2, the filling liquid pipe 1 being set on side plate 2 and difference
The evaporation substrate 3 and condensation substrate 4, cooling fin for being set to 2 two sides of side plate are fitted closely with condensation substrate 4, heating element
It is fitted closely with evaporation substrate 3.Evaporating substrate 3 and condensation substrate 4 is heat exchange surface.Specifically, filling liquid pipe 1 is passed through deionization
Water.Internal fine structure is usually with copper powder sintering or the technique production of copper mesh.
Soaking plate overall appearance is in plane tabular, and when installing heat-radiating device of electric component, soaking plate is evaporated substrate 3
It is covered in heating element, is directly contacted with heating element, particularly, evaporation substrate is completely covered by heating element top
Portion, so as to the heat dissipation of more preferably heating element.Compared with heat pipe, soaking plate can be realized the heat transfer of superelevation heat flow density,
Heat pipe in the prior art is thus substituted using soaking plate in radiator, the heat-sinking capability of radiator is can be improved, has
Effect solves the heat dissipation problem of small size system high effect CPU.Soaking plate can also use micro-channel heat exchanger.
Compared with prior art, a kind of heat-radiating device of electric component with soaking plate that this programme provides, soaking plate
For a high-efficiency heat conduction plate shaped heat pipe and its evaporate substrates into intimate be bonded heating element, therefore heating element generate heat
It can be absorbed by the soaking plate, by the phase transformation of soaking plate vacuum chamber working medium, heat rapidly be conducted to condensation substrate completely, and
And heat energy more uniform distribution, the heat of soaking plate are transmitted to entire cooling fin again, pass through finally by the air-flow that blower generates
Airflow channel in cooling fin and quickly heat is taken away, to achieve the effect that be quickly cooled down heating element.
Blower can be fan 9 or plasma blower.Fan 9 is mounted at the top of cooling fin, using lower blowing.Particularly, wind
Slim blower fan can be used in fan 9, to substitute large scale or thicker blower fan in the prior art, to reduce radiator volume,
To reduce computer volume.Plasma wind machine is also equipped with while having air blowing function and good destatics performance.
Cooling fin includes cooling fin bottom plate 5 and the radiating fin 6 for being set to cooling fin bottom plate 5, radiating fin 6 and heat dissipation
5 central axis of piece bottom plate has tilt angle 8.The wind direction of generation is blown under the air duct of the adjacent composition of two radiating fin 6 and blower
Unanimously.
Based on the impact loss reduced between blower and cooling fin, improve the original of flow regime after blower is matched with cooling fin
Then, it is tilted using by radiating fin 6, by changing the angle of radiating fin 6 and cooling fin central axis, to match fan outlet
Flowing, to reduce impact loss.After radiating fin 6 is handled using inclination, the pressure of radiating fin 6 windward side and leeward
It is not much different, blower outlet air airflow direction is consistent with 6 direction of radiating fin.Therefore using the prioritization scheme of inclination radiating fin 6
Radiator after improvement can improve the impact of cooling fin entrance, avoid 6 back side of cooling fin radiating fin from occurring more serious
Flow separation phenomenon, optimize cooling system.
Preferably, 5 upper surface of cooling fin bottom plate is conical surface.5 upper surface of cooling fin bottom plate is radiating fin 6
The face being connected.Preferably, highest among conical surface, gradually decreases around.The structure radian close to wind flow curve,
It can accelerate convected air in the flowing velocity of 5 upper surface of cooling fin bottom plate, strengthen radiating efficiency, meanwhile, which can increase
The heat dissipation area of 5 upper surface of cooling fin bottom plate.
Groove is provided on radiating fin 6, otch can cut off the continuous development of gas boundary layer, increase disturbing in fluid
It is dynamic, to strengthen convective heat transfer.Preferably, all 6 fovea superior groove location sum number amounts of radiating fin are identical.Every radiating fin fovea superior
The position of slot and cooling fin central point are equidistant, and it is consistent to open up number of recesses.
6 surface of radiating fin is alumite or anode treated radiating fin surface.
Cooling fin in this programme further includes being set to 5 center of cooling fin bottom plate, the reality for heat accumulation and heat transfer
Stem 7.Specifically, radiating fin end is connect with the surrounding of solid post 7.Cooling fin material can be other metals such as copper.It dissipates
The heat storage capacity of cooling fin can be improved in solid post in backing, and can enable being transmitted on the radiating fin of surrounding of even heat
This programme has the heat-radiating device of electric component principle of soaking plate are as follows: the heat that electronic component generates can be completely
It is absorbed by soaking plate, by the phase transformation of soaking plate vacuum chamber working medium, heat is rapidly conducted to condensation substrate, and heat energy
More uniform distribution, heat are conducted to cooling fin bottom plate, and the heat of cooling fin bottom plate is conducted to radiating fin, due to soaking plate center
Regional temperature is high compared with lip temperature, and the heat storage capacity of cooling fin can be improved in solid post in cooling fin, and can enable even heat
It is transmitted on the radiating fin of surrounding, efficiently uses the surface area of radiating fin, the air-flow generated finally by blower is by dissipating
Airflow channel in backing and quickly heat is taken away, to achieve the effect that be quickly cooled down electronic component.
With the increase of radiating fin inclined degree, fin surface product is increased monotonically, and heat convection area dullness increases,
The increase of heat convection area is conducive to increase the quantity of heat convection, to advantageously reduce electronic component maximum temperature.Meanwhile
Radiating fin inclination after, radiating fin sectional area also with radiating fin inclined degree increase and be increased monotonically, be conducive to increase
Big thermally conductive heat exchange amount is also beneficial to reduce electronic component maximum temperature.Cooling fin floor space and soaking plate cryosurface face simultaneously
Product is equal, and shape is identical, the confined space is made full use of, by soaking plate heat transfer to cooling fin bottom plate.Fin thickness is by warm
Source part is thick and thinning to marginal portion, and cooling fin center is solid post, partially absorbs cooling fin by middle section more
The heat dissipation area of cooling fin bottom plate is transmitted rapidly and increased in relatively thin part around heat is lateral, axial to transmit heat to solid post
Amount, the heat storage capacity of cooling fin can be improved in solid post, and can enable being transmitted on the fin of surrounding of even heat, efficiently uses
The surface area of fin.
This programme is mainly used for radiating to heating element in computer, especially CPU.Cooling electronic component dress
It sets for radiating to (not shown) on circuit board.The circuit can be video card, video image card or motherboard etc., thereon
The heating element of installation can be high electronic components of high power, these electronic components such as picture processing chip and at runtime can
A large amount of heat is released, it need to be by timely cooling to ensure its normal operation.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (9)
1. a kind of heat-radiating device of electric component with soaking plate, for radiating to heating element, which is characterized in that
Include:
Blower；
The cooling fin being set to below the air outlet of the blower；
Soaking plate including side plate (2), the filling liquid pipe (1) being set on the side plate (2) and is respectively arranged at the side plate
(2) the evaporation substrate (3) of two sides and condensation substrate (4), the cooling fin is fitted closely with the condensation substrate (4), described
Heating element is fitted closely with the evaporation substrate (3).
2. heat-radiating device of electric component according to claim 1, which is characterized in that the blower is fan (9) or waits
Ion blower.
3. heat-radiating device of electric component according to claim 1, which is characterized in that the cooling fin includes cooling fin bottom
Plate (5) and the radiating fin (6) for being set to the cooling fin bottom plate (5).
4. heat-radiating device of electric component according to claim 3, which is characterized in that the radiating fin (6) with it is described
Cooling fin bottom plate (5) central axis has tilt angle (8).
5. heat-radiating device of electric component according to claim 3, which is characterized in that table on the cooling fin bottom plate (5)
Face is conical surface.
6. heat-radiating device of electric component according to claim 3, which is characterized in that be provided on the radiating fin (6)
Groove.
7. heat-radiating device of electric component according to claim 6, which is characterized in that on all radiating fins (6)
Groove location is identical with quantity.
8. heat-radiating device of electric component according to claim 3, which is characterized in that radiating fin (6) surface is
Alumite or anode treated radiating fin surface.
9. heat-radiating device of electric component according to claim 3, which is characterized in that the cooling fin further includes being set to
Cooling fin bottom plate (5) center, for heat accumulation and the solid post of heat transfer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820894785.5U CN208434247U (en) | 2018-06-08 | 2018-06-08 | A kind of heat-radiating device of electric component with soaking plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820894785.5U CN208434247U (en) | 2018-06-08 | 2018-06-08 | A kind of heat-radiating device of electric component with soaking plate |
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| Publication Number | Publication Date |
|---|---|
| CN208434247U true CN208434247U (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820894785.5U Expired - Fee Related CN208434247U (en) | 2018-06-08 | 2018-06-08 | A kind of heat-radiating device of electric component with soaking plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108495540A (en) * | 2018-06-08 | 2018-09-04 | 广东工业大学 | A kind of heat-radiating device of electric component with soaking plate |
| CN110958813A (en) * | 2019-12-09 | 2020-04-03 | 华南理工大学 | Water-cooling and air-cooling double cooler for server and control method |
-
2018
- 2018-06-08 CN CN201820894785.5U patent/CN208434247U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108495540A (en) * | 2018-06-08 | 2018-09-04 | 广东工业大学 | A kind of heat-radiating device of electric component with soaking plate |
| CN110958813A (en) * | 2019-12-09 | 2020-04-03 | 华南理工大学 | Water-cooling and air-cooling double cooler for server and control method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190125 Termination date: 20200608 |
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| CF01 | Termination of patent right due to non-payment of annual fee |