CN101026135A - Radiator with oblique plane fin - Google Patents
Radiator with oblique plane fin Download PDFInfo
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- CN101026135A CN101026135A CN 200610008358 CN200610008358A CN101026135A CN 101026135 A CN101026135 A CN 101026135A CN 200610008358 CN200610008358 CN 200610008358 CN 200610008358 A CN200610008358 A CN 200610008358A CN 101026135 A CN101026135 A CN 101026135A
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- radiator
- oblique plane
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- plane fin
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Abstract
This invention relates to a radiator with slant fins, which adds slant fins on the fins of a traditional radiator to alter the passed section area on the flow channel direction formed by fan blowing to increase its flow rate to avoid stacking of hot air far from the fan.
Description
Technical field
The present invention relates to a kind of radiator, be applied to electronic installation, particularly relate to a kind of radiator with oblique plane fin that can change air velocity.
Background technology
Along with science and technology is maked rapid progress, the arithmetic speed of wafers such as CPU is more and more higher, it is more that the heat that is produced makes the temperature rising thereupon, be not only CPU at present, connect south bridge, north bridge wafer on the motherboard, or even the drawing wafer on the display card etc., arithmetic speed is equally also more and more faster, makes it be cooled to the scope of normal working temperature so all need to be equiped with radiator.
With regard to the wafer set of above-mentioned computer system, approximately can divide into the wafer that is positioned on the motherboard, as CPU, south bridge, north bridge wafer and be positioned at wafer on the interface card, as the drawing wafer on the display card.Wafer arithmetic speed increasing degree is increasing, the step that can catch up with far away above this basic hot-fluid of radiator, by contrast, the heat-sinking capability of radiator enjoys test, and all the other north bridges on CPU or the motherboard, south bridge wafer are because the space between motherboard and the casing is bigger, the radiator that design is relatively large easily, heat-sinking capability is stronger, but for as interface cards such as display cards, it is so lucky just not have, the space is limited between interface card and interface card, and hot-air is piled up be difficult for leaving, lower radiating effect greatly.And at present casing slowly tends to the appearance of miniaturization or even mini system, makes the radiator of the wafer on the motherboard face identical test equally.
In order to promote the heat-sinking capability of radiator, general manufacturer focuses on both direction more and improves, first is the wind speed of fan, second is the fin of radiator, at fan, by the design of blade special shape, the improvement of bearing (as oiliness bearing, FDB etc.) or be the increase of motor rotary speed.And on the radiating fin, the material that is primarily aimed at radiating fin is selected, the arrangement of radiating fin (parallel side by side, the arrangement of whirlpool shape etc.), no matter but be above-mentioned which kind of mode, all belong to the improvement on the mechanical technology, on so ripe at present mechanical field, improvement is all limited in fact, for example the ball bearing that will originally adopt changes FDB into, no doubt frictional force can reduce, still, and with the integral heat sink effect, improve limitedly in fact, and cost can improve much.
And at present in the improvement, the most competitive person is the arrangement design of radiating fin, common person is parallel arranged side by side or whirlpool shape arrangement, improves towards this direction and the main manufacturer of radiator is also many at present, and purpose all is in order to make the flow field smooth and easy, air can pass through radiating fin faster, improve radiating effect, still, it is designed, be all improvement on the whole, there is no and anyly designed for existing radiator.
This shows that above-mentioned existing radiator obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that existing radiator exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of radiator of new structure, just become the current industry utmost point to need improved target.
Because the defective that above-mentioned existing radiator exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of radiator of new structure, can improve general existing radiator, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective that existing radiator exists, and a kind of radiator with oblique plane fin is provided, at present basic radiator framework, improved, technical problem to be solved is to make it improve radiating effect, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of radiator with oblique plane fin that the present invention proposes, air can enter this radiator and form a flow field through guiding, and comprising: a radiator body has a plurality of radiating fins; And an oblique plane fin, be installed in this radiating fin, this flow field is flowed to along it produce convergent, and make the flow velocity in this flow field flow to increase along it.
The object of the invention to solve the technical problems also adopts following technical measures further to realize.
Aforesaid radiator with oblique plane fin, wherein said oblique plane fin is orthogonal to those radiating fins.
Aforesaid radiator with oblique plane fin, it more comprises a fan, is installed in this radiator body, enters those radiating fins to form this flow field in order to direct air.
Aforesaid radiator with oblique plane fin, wherein said fan are the end faces that is installed in this radiator body.
Aforesaid radiator with oblique plane fin, wherein said radiating fin are the radial arrangements of outwards dispersing, and this oblique plane fin is to be orthogonal to those radiating fins and to form the conical surface.
Aforesaid radiator with oblique plane fin, wherein said radiating fin is to be arranged in parallel, and this oblique plane fin is two and is orthogonal to those radiating fins respectively, and oblique bottom surface, each top, free both sides is provided with.
Aforesaid radiator with oblique plane fin, wherein said fan are the sides that is installed in this radiator body.
Aforesaid radiator with oblique plane fin, the distance from bottom of wherein said oblique plane fin and this radiator body is greater than 1/3rd of this radiator body height.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present invention thes contents are as follows: the disclosed radiator with oblique plane fin of the present invention, air can enter radiator and form the flow field through guiding, include radiator body and oblique plane fin, have a plurality of radiating fins on the radiator body, oblique plane fin is installed on the radiating fin of radiator body, make sectional area that the flow field passes through present tapered shape along the flow direction in flow field, and flow velocity is increased along the flow direction in flow field, and can not produce trapping phenomena in the end, flow field, influence the radiating efficiency of radiator.
Via as can be known above-mentioned, a kind of radiator of the present invention with oblique plane fin, on the radiating fin of traditional heat-dissipating device, set up oblique plane fin, make and blow on the formed runner direction, change the sectional area that it passes through, and produce the phenomenon that flow velocity increases at fan, avoid far-end because of distance fan cause far away, cause hot-air to pile up the disadvantage that is difficult to leave
By technique scheme, the radiator that the present invention has oblique plane fin has following advantage at least: the present invention can improve radiating effect.
In sum, the present invention has the radiator of oblique plane fin, it has above-mentioned advantage and practical value, no matter it all has bigger improvement on product structure or function, have large improvement technically, and produced handy and practical effect, and more existing radiator has the multinomial effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the schematic diagram that the present invention has the radiator of oblique plane fin.
Fig. 2 A, Fig. 2 B are the first embodiment schematic diagrames of the radiator of the present invention with oblique plane fin.
Fig. 3 A, Fig. 3 B are the second embodiment schematic diagrames of the radiator of the present invention with oblique plane fin.
Fig. 4 A, Fig. 4 B are the 3rd embodiment schematic diagrames of the radiator of the present invention with oblique plane fin.
10: radiator body 11: pedestal
12: radiating fin 20: fan
21: wind direction 30: oblique plane fin
41: radiating fin 42: oblique plane fin
43: oblique plane fin 51: radiating fin
52: oblique plane fin 61: radiating fin
62: oblique plane fin
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of the radiator with oblique plane fin, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
According to the disclosed radiator of the embodiment of the invention with oblique plane fin, be at end, traditional heat-dissipating device flow field, because of wind speed weakens, cause hot-air be difficult for the leaving problem of caused heat dissipation deficiency, improved the flow field configuration of radiator, applicable to present existing radiator kenel, directly set up oblique plane fin and can improve simultaneously, have wide range of applications.For forming the flow field, radiator body can be installed fan, in order to air be blown into radiating fin and form a flow field.
See also shown in Figure 1, radiator with oblique plane fin comprises radiator body 10, fan 20 and oblique plane fin 30, radiator body 10 comprises pedestal 11 and a plurality of radiating fins 12, fan 20 is installed in radiator body 10 1 sides, just, the force air guiding can be entered, and the heat on the radiating fin 12 can be taken away adjacent to radiating fin 12 1 sides, form a flow field by forcing air introduced, its flow field flow to 21 as illustrate among the figure into left.Wherein, setting by oblique plane fin 30, make the flow field pass through the sectional area convergent of radiating fin 12, as shown in the figure, just the sectional area on right side is greater than the left side, according to white effort law (Bernoulli ' s Equation), under the situation that flow is fixed, the change of sectional area can make flow velocity and then change, and sectional area diminishes, and flow velocity is increased.
So, with shown in Figure 1, flow velocity will have the phenomenon of acceleration in the left side, just compared to known radiator, the flow velocity of far-end will increase, and the amplitude that increases depends on the variable quantity of sectional area, if the reduced cross-sectional area amplitude is little, limited (may be smaller or identical) that flow velocity increases with the near-end wind speed, and the reduced cross-sectional area amplitude is big, then flow velocity increases more (may be bigger than near-end wind speed), if but dwindle too much, may cause air quantity not enough on the contrary, produce negative effect, so the distance of oblique plane fin 30 least significant ends and pedestal 11 is being good greater than 1/3rd of the height of integral heat sink fin 12 in principle.
Be applied to modal on the market at present radiator kenel, see also shown in Fig. 2 A, Fig. 2 B, be first embodiment, radiating fin 41 is parallel block form, can be as illustrating single-row only a slice radiating fin 41 among the figure, and the several column configured in parallel is arranged, identical, also can be that single column split is several pieces less radiating fins 41, be similarly parallel mode arranged side by side.And fan is arranged at end face, just flow to 21 for down, so, in order to change flow velocity, can dispose oblique plane fin 42,43 oblique configurations respectively by both end sides towards the bottom, so, by the side, oblique plane fin 42,43 is orthogonal to radiating fin 41, and makes along the sectional area convergent that flows to 21, and produces the terminal effect of quickening.For cooperating known radiator at present, oblique plane fin 42,43 can adopt sheet metal or thin sheet of metal to make, and install in the mode that plugs, and can use for existing radiator, certainly, also can be to adopt integrated design with radiating fin 41, its material be identical with radiating fin 41, by copper, the contour heat conducting metal of aluminium are constituted.
Seeing also shown in Fig. 3 A, Fig. 3 B, is second embodiment, is the radiating fin 51 of parallel block form, is side direction type but flow to 21, and just fan is installed in the side (not shown), so oblique plane fin 52 changes by one-sided oblique diagonal side configuration.Shown in Fig. 4 A, Fig. 4 B, be the 3rd embodiment, for radiating fin 61 is the radial arrangement of outwards dispersing, flow to 21 for downwards, so oblique plane fin 62 is designed to taper, the bottom surface sectional area can reach the purpose that flow velocity increases equally less than end face.
According to above-mentioned three kinds of embodiment, adopt the data analysis of computer simulation as follows:
| Known temperature | Improve the back temperature | Develop efficiency | |
| First embodiment | 78.41℃ | 73.64℃ | 12.34％ |
| Second embodiment | 85.67℃ | 74.61℃ | 27.92％ |
| The 3rd embodiment | 89.48℃ | 82.45℃ | 14.81％ |
Wherein, the computing formula that develops efficiency is:
((known temperature-35)/(improving back temperature-35)-1) * 100%
Analogue data can obviously be found out the enhancement of radiating efficiency by this, simultaneously, can promote radiating efficiency under the framework that does not change known radiator, is applicable to general radiator.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (9)
1, a kind of radiator with oblique plane fin, air can enter this radiator and form a flow field through guiding, it is characterized in that it comprises:
One radiator body has a plurality of radiating fins; And
One oblique plane fin is installed in this radiating fin, this flow field is flowed to along it produce convergent, and make the flow velocity in this flow field flow to increase along it.
2, the radiator with oblique plane fin according to claim 1 is characterized in that wherein said oblique plane fin is orthogonal to those radiating fins.
3, the radiator with oblique plane fin according to claim 1 is characterized in that it more comprises a fan, is installed in this radiator body, enters those radiating fins to form this flow field in order to direct air.
4, the radiator with oblique plane fin according to claim 3 is characterized in that wherein said fan is installed in the end face of this radiator body.
5, the radiator with oblique plane fin according to claim 4 it is characterized in that wherein said radiating fin is the radial arrangement of outwards dispersing, and this oblique plane fin is to be orthogonal to those radiating fins and to form the conical surface.
6, the radiator with oblique plane fin according to claim 4 is characterized in that wherein said radiating fin is to be arranged in parallel, and this oblique plane fin is two and is orthogonal to those radiating fins respectively, and oblique bottom surface, each top, free both sides is provided with.
7, the radiator with oblique plane fin according to claim 3 is characterized in that wherein said fan is the side that is installed in this radiator body.
8, the radiator with oblique plane fin according to claim 7 is characterized in that wherein said radiating fin is to be arranged in parallel, and this oblique plane fin is two and is orthogonal to those radiating fins respectively, and oblique bottom surface is provided with along the top, both sides separately.
9, the radiator with oblique plane fin according to claim 1 is characterized in that the distance from bottom of wherein said oblique plane fin and this radiator body, is greater than 1/3rd of this radiator body height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100083584A CN101026135B (en) | 2006-02-21 | 2006-02-21 | Radiator with oblique plane fin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100083584A CN101026135B (en) | 2006-02-21 | 2006-02-21 | Radiator with oblique plane fin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101026135A true CN101026135A (en) | 2007-08-29 |
| CN101026135B CN101026135B (en) | 2012-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100083584A Active CN101026135B (en) | 2006-02-21 | 2006-02-21 | Radiator with oblique plane fin |
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| Country | Link |
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| CN (1) | CN101026135B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658279A (en) * | 2017-10-19 | 2018-02-02 | 华中科技大学 | A kind of rib film-type radiator with strip of paper used for sealing |
| CN111065243A (en) * | 2019-12-25 | 2020-04-24 | 蚌埠市科达电器有限公司 | Intelligent driver |
| JP2023093174A (en) * | 2021-12-22 | 2023-07-04 | レノボ・シンガポール・プライベート・リミテッド | Electronic device, cooling module, and heat sink |
-
2006
- 2006-02-21 CN CN2006100083584A patent/CN101026135B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658279A (en) * | 2017-10-19 | 2018-02-02 | 华中科技大学 | A kind of rib film-type radiator with strip of paper used for sealing |
| CN111065243A (en) * | 2019-12-25 | 2020-04-24 | 蚌埠市科达电器有限公司 | Intelligent driver |
| JP2023093174A (en) * | 2021-12-22 | 2023-07-04 | レノボ・シンガポール・プライベート・リミテッド | Electronic device, cooling module, and heat sink |
| JP7309842B2 (en) | 2021-12-22 | 2023-07-18 | レノボ・シンガポール・プライベート・リミテッド | Electronics, cooling modules and heat sinks |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101026135B (en) | 2012-02-15 |
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