CN207802629U - A kind of high density heat dissipation module - Google Patents
A kind of high density heat dissipation module Download PDFInfo
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- CN207802629U CN207802629U CN201721742303.6U CN201721742303U CN207802629U CN 207802629 U CN207802629 U CN 207802629U CN 201721742303 U CN201721742303 U CN 201721742303U CN 207802629 U CN207802629 U CN 207802629U
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- heat dissipation
- aluminium
- high density
- wind channel
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Abstract
This application discloses a kind of high density heat dissipation modules comprising：Radiate aluminium, pcb board, is set on the pcb board and is contacted with heat dissipation aluminium the power heater element of arrangement；There is the heat dissipation aluminium outer surface of four planar structures of rectangular distribution, each described outer surface to be both provided at least one piece of pcb board that the power heater element thereon contacts arrangement with the outer surface.This radiating module of the application increases the layout density of power heater element while ensureing radiating efficiency, to help to reduce the build of power module case.
Description
Technical field
This application involves field of radiating, and in particular to a kind of high density heat dissipation module, for being dissipated to power heater element
Heat.
Background technology
It is well known that in power module case, high temperature is the formidable enemy of integrated circuit.High temperature not only can lead to system operation not
Surely, reduced service life, it could even be possible to certain components is made to burn.High temperature is often with radiator volume often from direct ratio, temperature
Higher, the volume of radiator demand is often bigger, and the effect of radiator is exactly then to diffuse to these heat absorptions in cabinet
Or outside cabinet, ensure that power module box temperature degree can control within normal range (NR).
Most radiators absorb heat, then transfer heat to by various methods by being contacted with heat generating components surface
At a distance, in the air such as in cabinet, then cabinet passes to these hot-airs outside cabinet, completes the heat dissipation of computer.Heat dissipation
The type of device is very more, and CPU, video card, board chip set, hard disk, cabinet, power supply even CD-ROM drive and memory can all need to radiate
Device.According to the mode for taking away heat from radiator, radiator can be divided into active heat removal and passive heat dissipation.The former is commonly
Air-cooled radiator, and the latter it is common be exactly cooling fin.Radiating mode is further segmented, can be divided into air-cooled, heat pipe, liquid cooling,
Semiconductor refrigerating, compressor cooling etc., and the market mainstream, and most fast-selling radiator is mainly air-cooled radiator.
And high density heat dissipation module markets are using fewer and fewer, exploitation is small and can realize dissipating for high-power heat-dissipation requirement
Thermal module, market application prospect are wide.
Invention content
The purpose of the application is：In view of the deficiencies of the prior art, a kind of high density heat dissipation module is proposed, it is intended to ensure heat dissipation
The layout density for increasing power heater element while efficiency, reduces the build of power module case.
In order to achieve the above object, the technical solution of the application is：
A kind of high density heat dissipation module, including：
Radiate aluminium,
Pcb board, and
The power heater element of arrangement is contacted on the pcb board and with the heat dissipation aluminium；
The heat dissipation aluminium has the outer surface of four planar structures of rectangular distribution, each described outer surface equal
It is provided at least one piece of pcb board that the power heater element thereon contacts arrangement with the outer surface.
The application further includes following preferred embodiment based on the above technical solution：
Perforation is provided with linearly extended heat dissipation wind channel in the heat dissipation aluminium, be provided in the heat dissipation wind channel with it is described
Radiate the integrally formed several radiating fins of aluminium, and four outer surfaces are disposed circumferentially outside the heat dissipation wind channel.
Each radiating fin is arranged each parallel to the length direction of the heat dissipation wind channel.
The cross section of the heat dissipation wind channel be rectangle, the wind path wall of four planar structures with rectangular distribution, often
At one wind path wall integrally formed with the vertically arranged several pieces of radiating fins of the wind path wall.
The equidistant parallel interval distribution of each piece of radiating fin being arranged at each described wind path wall.
The air intake of the heat dissipation wind channel is provided with Air Blast fan.
The outlet air end of the heat dissipation wind channel is provided with extractor fan.
The extractor fan and the Air Blast fan, which are detachably fixed with the heat dissipation aluminium, to be connect.
The heat dissipation aluminium is aluminium section bar.
The heat dissipation aluminium outer profile be rectangular parallelepiped structure, the heat dissipation wind channel along it is described heat dissipation aluminium length direction
It is extended.
The application has the advantages that：
1, the heat dissipation aluminium of the radiating module has the outer surface of four planar structures of rectangular distribution, each appearance
The pcb board that power heater element thereon contacts arrangement with the outer surface is both provided at face, a heat dissipation aluminium at least can be same
When to surrounding four pieces of pcb boards carry out heat radiator, improve the layout density of PCB power components, power can be reduced significantly
The build of module cage.
2, perforation opens up heat dissipation wind channel in radiating module, and imports and exports setting fan in air duct, utilizes the air band of flowing
The heat that aluminium of walking to radiate absorbs, improves radiating efficiency.
3, numerous radiating fins are formed on the wind path wall of heat dissipation wind channel, increase heat exchange area, further improved scattered
The thermal efficiency.
4, a plurality of liquid cooling runner is opened up in radiating module, quickly absorbs heat dissipation aluminium using cold liquid (such as water at low temperature) is flowed
Heat, further improve in radiating efficiency, to reduce rapidly the temperature of power heater element.
Description of the drawings
Fig. 1 is the schematic cross-section of one middle-high density radiating module of the embodiment of the present application；
Fig. 2 is the structural schematic diagram of one middle-high density radiating module overlook direction of the embodiment of the present application；
Fig. 3 is the schematic cross-section of two middle-high density radiating module of the embodiment of the present application；
Fig. 4 is the structural schematic diagram of two middle-high density radiating module overlook direction of the embodiment of the present application；
Fig. 5 is the schematic cross-section of three middle-high density radiating module of the embodiment of the present application；
Fig. 6 is the structural schematic diagram of three middle-high density radiating module overlook direction of the embodiment of the present application；
Fig. 7 is the schematic cross-section of four middle-high density radiating module of the embodiment of the present application；
Fig. 8 is the structural schematic diagram of four middle-high density radiating module overlook direction of the embodiment of the present application.
Wherein：1- heat dissipation aluminiums, 2-PCB plates, 3- power heater elements, 4- heat dissipation wind channels, 5- radiating fins, 6- air-supply wind
Fan, 7- extractor fans, 8- liquid cooling runners, 9- feed liquor cylinder manifolds, 10- go out liquid cylinder manifold, and 11- goes out liquid interface into liquid interface, 12-,
13- liquid in-out plates, 14- back flow plates.
Specific implementation mode
The application is described in further detail below by specific implementation mode combination attached drawing.The application can be with a variety of
Different forms is realized, however it is not limited to embodiment described in the present embodiment.The purpose of detailed description below is provided
It is easy for becoming apparent from thorough explanation to present disclosure, the words of the wherein indicating positions such as upper and lower, left and right is only needle
To shown structure in respective figure for position.
However, those skilled in the art may be aware that one or more detail description can be by
Omit, or can also adopt with other methods, component or material.In some instances, some embodiments are not described
Or it is not described later in detail.
In addition, technical characteristic described herein, technical solution can also be in one or more embodiments arbitrarily to close
Suitable mode combines.For those skilled in the art, it should be readily appreciated that method related with embodiment provided herein
Step or operation order can also change.Therefore, any sequence in drawings and examples is merely illustrative purposes, not secretly
Show requirement in a certain order, is required unless expressly stated according to a certain sequence.
" connection " described in the application includes unless otherwise instructed directly or indirectly connecting (connection).
Embodiment one：
Figures 1 and 2 show that first specific embodiment of this high density heat dissipation module of the application, with traditional heat-dissipating mould
It is also to include that block is identical：Heat dissipation aluminium 1, pcb board 2, the work(for being integrated on pcb board 2 and contacting arrangement with heat dissipation aluminium 1
Rate heater element 3.
The key improvements of the present embodiment are that above-mentioned heat dissipation aluminium 1 has the outer of four planar structures of rectangular distribution
Surface, each outer surface are both provided with one piece of (or polylith) pcb board 2, the power integrated on the pcb board 2 of each outer surface
Heater element 3 contacts arrangement with the outer surface.
Specifically, above-mentioned heat dissipation aluminium 1 is aluminium section bar, and outer profile is rectangular parallelepiped structure, described above four appearances
Face, in particular to four faces around the rectangular parallelepiped structure length direction.
In addition, the present embodiment perforation in heat dissipation aluminium 1 is provided with along the linearly extended radiation air of aluminium length direction
Road 4, be provided in heat dissipation wind channel 4 with the heat dissipation integrally formed numerous radiating fins 5 of aluminium 1, aforementioned four outer surface is around cloth
It sets outside the heat dissipation wind channel 4.
When work, air can flow in heat dissipation wind channel 4, to take away the heat that heat dissipation aluminium 1 and radiating fin 5 absorb
Amount reduces the temperature of power heater element.The effect of radiating fin 5 is to increase heat exchange area.
Flowed in heat dissipation wind channel 5 to accelerate air, to improve radiating efficiency, the present embodiment heat dissipation wind channel 5 into
Wind end is provided with an Air Blast fan 6, is used in combination screw to fasten the Air Blast fan 6 with heat dissipation 1 detachable lock of aluminium and connect (figure
2 reader's understandings for convenience, deliberately that Air Blast fan 6 and heat dissipation aluminium 1 is shown separately).
Above-mentioned each radiating fin 5 is arranged each parallel to the length direction of heat dissipation wind channel 4, can so reduce windage.
Moreover, the cross section of above-mentioned heat dissipation wind channel 4 is rectangle, the air duct of four planar structures with rectangular distribution
Wall (heat dissipation wind channel 4 is enclosed jointly by this four ventilation duct walls), at each wind path wall integrally formed with the wind
The vertically arranged polylith radiating fin 5 of road wall, and the equidistant parallel interval of each piece of radiating fin 5 at each wind path wall
Distribution.
Embodiment two：
Fig. 3 and Fig. 4 shows that second specific embodiment of this high density heat dissipation module of the application, the present embodiment are this
High density heat dissipation module and the structure of above-described embodiment one are essentially identical, difference lies in：Outlet air of the present embodiment in heat dissipation wind channel 4
End is additionally arranged an extractor fan 7.The Air Blast fan 6 of the extractor fan 7 and air intake constitutes tandem fan group, so that heat dissipation
Air quantity in air duct 4 can be multiplied, further improving heat radiation efficiency.
Above-mentioned extractor fan 7 is fastened with heat dissipation 1 detachable lock of aluminium by screw and is connect.
Embodiment three：
Fig. 5 and Fig. 6 shows that the third specific embodiment of this high density heat dissipation module of the application, the present embodiment are this
High density heat dissipation module and the structure of above-described embodiment one are essentially identical, difference lies in：The present embodiment also passes through in heat dissipation aluminium 1
Logical to be provided with a plurality of (Fig. 5 shows 8 altogether) liquid cooling runner 8, these liquid cooling runners 8 prolong along the length direction of heat dissipation aluminium 1
Setting is stretched, and surround the periphery for being arranged in heat dissipation wind channel 4 with being spaced from each other.Wherein, the air intake of heat dissipation wind channel 4 is liquid cooling stream
The liquid feeding end in road 8, the outlet air end of heat dissipation wind channel 4 are the outlet end of liquid cooling runner 8.
In practical application, being passed through flowing water to above-mentioned liquid cooling runner 8, heat dissipation aluminium 1 is taken away using the flow of low temperature
The heat of absorption, further increases radiating efficiency.
It is converged moreover, the liquid feeding end of above-mentioned each liquid cooling runner 8 is provided with the feed liquor that one piece forms feed liquor cushion chamber in it
Flowing plate 9, the outlet end of above-mentioned each liquid cooling runner 8 be provided with one piece form out liquid cushion chamber in it go out liquid cylinder manifold 10.
Feed liquor cylinder manifold 9 and goes out liquid cylinder manifold 10 and be fixedly connected with the aluminium 1 that radiates by screw (or welding).On feed liquor cylinder manifold 9
Two communicated with feed liquor cushion chamber have been opened up into liquid interface 11, go out on liquid cylinder manifold 10 to have opened up and has gone out liquid cushion chamber and is connected
Two go out liquid interface 12.
When practical application, it is passed through water at low temperature into liquid interface 11 by extraneous circulating water supply system, water at low temperature collects first
The middle feed liquor cushion chamber for flowing into feed liquor cylinder manifold 9, then moisture is flow to each liquid cooling runner 8 by feed liquor cushion chamber, flow is passed through
The heat of heat dissipation aluminium 1 is taken away after liquid cooling runner 8, the water concentration after heating of absorbing heat in each liquid cooling runner 8 flows out to out liquid remittance
Flowing plate 10 goes out liquid cushion chamber, then is supplemented to aforementioned circulating water supply system from the cycle of liquid interface 12 is gone out.
It is above-mentioned into liquid interface 11 and to go out liquid interface 12 and hang down to the channeling direction of flow and the extending direction of above-mentioned liquid cooling runner 8
Straight arrangement, liquid cooling runner 8 is entered back into after so that flow is turned, can be from going out liquid interface stream after the flow turning in liquid cooling runner 8
Go out, so can guarantee liquid cooling runner, feed liquor cushion chamber and go out the liquid cushion chamber water with sufficient amount always, avoids depositing when work
In the problem of cooling water flow deficiency, while it is too fast and cause to absorb heat insufficient also to can avoid flow flow velocity in liquid cooling runner 8
The problem of.
Example IV：
Fig. 7 and Fig. 8 shows that the 4th specific embodiment of this high density heat dissipation module of the application, the present embodiment are this
High density heat dissipation module and the structure of above-described embodiment three are essentially identical, and difference lies in the concrete forms of liquid cooling structure, specifically such as
Under：
In the present embodiment, individual feed liquor cylinder manifold is no longer set and goes out liquid cylinder manifold, but in the air inlet of heat dissipation wind channel 4
End be provided with heat dissipation the fixed liquid in-out plate 13 of 1 screw of aluminium, heat dissipation wind channel 4 outlet air end be provided with and heat dissipation aluminium 1
The fixed back flow plate of screw 14.It is provided with mutually isolated feed liquor cushion chamber in liquid in-out plate 13 and goes out liquid cushion chamber, feed liquor is slow
It rushes chamber and goes out liquid cushion chamber and be connected respectively from different linear type liquid cooling runners 8.It is slow that linear type back flow plate 14 is provided with reflux
Chamber is rushed, reflux cushion chamber is connected to each linear type liquid cooling runner 8 (liquid cooling runner is in the part of outlet air end).Liquid in-out plate 13
On opened up be connected with feed liquor cushion chamber go out liquid interface 12 into liquid interface 11 and with go out that liquid cushion chamber is connected.
When practical application, it is passed through water at low temperature into liquid interface 11 by extraneous circulating water supply system, water at low temperature collects first
It is middle to flow into the feed liquor cushion chamber of liquid in-out plate 13, then moisture is flow to wherein four liquid cooling runners 8 by feed liquor cushion chamber, water flows through
It crosses after this four liquid cooling runners 8 and flows into the reflux cushion chamber of back flow plate 14 after taking away heat dissipation 1 heat of aluminium, then from reflux cushion chamber
It turns back and flows into other four liquid cooling runners 8, and still can absorb the heat of heat dissipation aluminium 1 during turning back flowing, it
It concentrates be back to liquid in-out plate 13 to go out liquid cushion chamber afterwards, aforementioned circulating water supply system is supplemented to from the cycle of liquid interface 12 is gone out.
On the whole, flow is that U-shaped is turned back structure in radiating mould flow path in the block, total liquid feeding end of flow and
Total outlet end is respectively positioned on the air inlet end position of heat dissipation wind channel 4.
The foregoing is a further detailed description of the present application in conjunction with specific implementation manners, and it cannot be said that this Shen
Specific implementation please is confined to these explanations.For those of ordinary skill in the art to which this application belongs, it is not taking off
Under the premise of conceiving from the application, a number of simple deductions or replacements can also be made.
Claims (10)
1. a kind of high density heat dissipation module, including：
Radiate aluminium (1),
Pcb board (2), and
The power heater element (3) of arrangement is contacted on the pcb board (2) and with the heat dissipation aluminium (1)；
It is characterized in that, the heat dissipation aluminium (1) has the outer surface of four planar structures of rectangular distribution, described in each
Outer surface is both provided at least one piece of PCB that the power heater element (3) thereon contacts arrangement with the outer surface
Plate (2).
2. high density heat dissipation module according to claim 1, which is characterized in that perforation setting in the heat dissipation aluminium (1)
There is linearly extended heat dissipation wind channel (4), is provided with the heat dissipation aluminium (1) if integrally formed in the heat dissipation wind channel (4)
Dry radiating fin (5), four outer surfaces are disposed circumferentially the heat dissipation wind channel (4) outside.
3. high density heat dissipation module according to claim 2, which is characterized in that each radiating fin (5) is parallel
It is arranged in the length direction of the heat dissipation wind channel (4).
4. high density heat dissipation module according to claim 3, which is characterized in that the cross section of the heat dissipation wind channel (4) is
Rectangle, the wind path wall of four planar structures with rectangular distribution, at each described wind path wall integrally formed with
Vertically arranged several pieces of wind path wall radiating fin (5).
5. high density heat dissipation module according to claim 4, which is characterized in that is be arranged at each described wind path wall is each
The equidistant parallel interval distribution of radiating fin described in block (5).
6. high density heat dissipation module according to claim 2, which is characterized in that the air intake of the heat dissipation wind channel (4) is set
It is equipped with Air Blast fan (6).
7. high density heat dissipation module according to claim 6, which is characterized in that the outlet air end of the heat dissipation wind channel (4) is set
It is equipped with extractor fan (7).
8. high density heat dissipation module according to claim 7, which is characterized in that the extractor fan (7) and the air-supply
Fan (6) is detachably fixed with the heat dissipation aluminium (1) and connect.
9. high density heat dissipation module according to claim 1, which is characterized in that the heat dissipation aluminium (1) is aluminium section bar.
10. high density heat dissipation module according to claim 2, which is characterized in that heat dissipation aluminium (1) outer profile is length
Cube structure, the heat dissipation wind channel (4) are extended along the length direction of the heat dissipation aluminium (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742303.6U CN207802629U (en) | 2017-12-14 | 2017-12-14 | A kind of high density heat dissipation module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721742303.6U CN207802629U (en) | 2017-12-14 | 2017-12-14 | A kind of high density heat dissipation module |
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| Publication Number | Publication Date |
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| CN207802629U true CN207802629U (en) | 2018-08-31 |
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| CN201721742303.6U Active CN207802629U (en) | 2017-12-14 | 2017-12-14 | A kind of high density heat dissipation module |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109089395A (en) * | 2018-09-22 | 2018-12-25 | 中国矿业大学 | A kind of air-cooled heat dissipation structure that controller is novel |
| CN111065247A (en) * | 2020-01-07 | 2020-04-24 | 深圳市江霖电子科技有限公司 | High thermal-insulated three-dimensional PCB module |
| CN111093349A (en) * | 2020-01-07 | 2020-05-01 | 深圳市江霖电子科技有限公司 | Modular three-dimensional PCB module |
| CN112074113A (en) * | 2020-08-17 | 2020-12-11 | 珠海格力电器股份有限公司 | Driver installing support, driver and electronic equipment thereof |
| CN113453482A (en) * | 2020-03-26 | 2021-09-28 | 新疆金风科技股份有限公司 | Converter module, cooling system of converter module and wind generating set |
-
2017
- 2017-12-14 CN CN201721742303.6U patent/CN207802629U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109089395A (en) * | 2018-09-22 | 2018-12-25 | 中国矿业大学 | A kind of air-cooled heat dissipation structure that controller is novel |
| CN111065247A (en) * | 2020-01-07 | 2020-04-24 | 深圳市江霖电子科技有限公司 | High thermal-insulated three-dimensional PCB module |
| CN111093349A (en) * | 2020-01-07 | 2020-05-01 | 深圳市江霖电子科技有限公司 | Modular three-dimensional PCB module |
| CN113453482A (en) * | 2020-03-26 | 2021-09-28 | 新疆金风科技股份有限公司 | Converter module, cooling system of converter module and wind generating set |
| CN113453482B (en) * | 2020-03-26 | 2023-04-11 | 新疆金风科技股份有限公司 | Converter module, cooling system of converter module and wind generating set |
| CN112074113A (en) * | 2020-08-17 | 2020-12-11 | 珠海格力电器股份有限公司 | Driver installing support, driver and electronic equipment thereof |
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