CN103002715A - Radiating fin in shape of narcissus leaf - Google Patents
Radiating fin in shape of narcissus leaf Download PDFInfo
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- CN103002715A CN103002715A CN2012104179670A CN201210417967A CN103002715A CN 103002715 A CN103002715 A CN 103002715A CN 2012104179670 A CN2012104179670 A CN 2012104179670A CN 201210417967 A CN201210417967 A CN 201210417967A CN 103002715 A CN103002715 A CN 103002715A
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- narcissus
- fin
- lobate
- radiating fin
- leaf
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Abstract
The invention discloses a radiating fin in the shape of a narcissus leaf. The radiating fin is elongated and comprises fluid, metal scraps, an upper surface and a lower surface. The upper surface and the lower surface hermetically fit with each other to form a fluid cavity, the bottom of the radiating fin in the shape of the narcissus leaf clings to a heat source needing radiating, the metal scraps are filled in the fluid cavity at the bottom of the radiating fin in the shape of the narcissus leaf, the fluid is filled in the fluid cavity, the width of the bottom of the radiating fin in the shape of the narcissus leaf is at least 1.2 times of that of the heat source with which the bottom of the radiating fin clings, the length of the radiating fin in the shape of the narcissus leaf is at least three times of the width of the radiating fin, and the lower surface is provided with at least one diversion groove which is in the shape of a stem of the narcissus leaf and is parallel to the length direction of the radiating fin. The radiating fin has the technical advantages that the radiating fin is simple in structure, low in manufacturing cost, free of a fan or noise and easy to install and expand, can be easily matched the structure and the layout of an existing electronic product, and can be easily received by people owing to the plant shape of the radiating fin, and dust can be removed easily.
Description
Technical field
The invention belongs to the heat transfer technology field, be specifically related to the lobate fin of a kind of narcissus.
Background technology
Fan cooling is heat dissipating method commonly used at present, and shortcoming has been noise, and energy consumption is arranged, and has dust and air exchange to be subject to the adverse effect of environment.Heat loss through convection is a kind of radiating mode of fan-free, heat loss through convection mode commonly used is to adopt thick and heavy metal parts to increase the contact area of thermal source and air at present, this can increase the cost that heat radiation brings on the one hand, the distance of pyrotoxin and metal parts also is subject to the restriction of adopting heat pipes for heat transfer distance and efficient simultaneously, what is more important, the mode of this heat radiation can not be applicable to high-power heat-dissipation, and is subject to the restriction of existing electronic product structure.Therefore, how heat loss through convection is successfully applied to the heat dissipation problem of electronic product, can either comply with the structure and layout of current electronic product, can effectively dispel the heat again, accomplishes simultaneously still not to be resolved economy and durability up to now.
In the heat dissipation technology, nearly all heat all is to be dispersed in the air, the position of general and contact with air is in order to increase surface area, often adopt the side by side structure of a plurality of radiating fins, although this structure can increase the contact area with air, but can not coordinate with domestic environment, be difficult to directly as outward appearance, the outside often needs to add covering, will suppress like this flowing of air, and cause the designer to have to introduce fan.In addition, the complex manufacturing technology of radiating fin, material cost is high, and the shape of radiating fin is subject to the serious restriction in space.When dust is attached to the radiating fin surface, heat dispersion can reduce, and these dusts are difficult to remove with rag, often needs to use high pressure draught, has so greatly limited the frequency of removing dust, has promoted disposal costs.
For the defective of radiating fin, need to propose a kind of new heat dissipating method, can either comply with the structure and layout of current electronic product, can effectively dispel the heat again, accomplish simultaneously economy and durability, more can meet the ecological livable tendency consumption concept of people.
Summary of the invention
Shortcoming for existing fan cooling and radiating fin, the present invention is as an important component part in a whole set of bionical heat loss through convection scheme of inventor's proposition, a kind of heat radiation leaf is provided, is applied to large tracts of land and is exposed in the air, realize that heat is transmitted to airborne function.
The present invention realizes like this, the lobate fin of a kind of narcissus, be rectangular sheet, by fluid, metal fragment, upper surface and lower surface form, upper surface and lower surface gluing, sealing form later on fluid chamber, the thermal source that need to dispel the heat is close in the bottom of the lobate fin of narcissus, the fluid chamber of the bottom of the lobate fin of narcissus is filled with metal fragment, fluid chamber is filled with fluid, the width of the bottom of the lobate fin of narcissus is at least 1.2 times of width of the thermal source that is attached to, the length of the lobate fin of narcissus is at least 3 times of width, the width at the top of the lobate fin of narcissus reduces gradually, lower surface has at least one narcissus base of leaf veiny guiding gutter that is parallel to the fin length direction, and the cross-sectional area of narcissus base of leaf veiny guiding gutter is along with reducing gradually away from the bottom of the lobate fin of narcissus.
Preferably, the thickness of the fluid chamber of the lobate fin of described narcissus is at least 1.5 millimeters.
Preferably, the material of described upper surface and lower surface is metal material.
Preferably, the angle that is of the length direction of the lobate fin of described narcissus and vertical direction is less than 60 degree.
Preferably, the described upper surface direction that surpasses the plane at 50 percent area place is spent less than 90 with the angle that vertical direction is.
Preferably, at least one of percentage of the volume of described fluid chamber arrives ten Percent not by fluid filling.
Preferably, described fluid chamber filling liquid.
Preferably, described metal fragment is the cutting chip of copper material or aluminium.
Know-why of the present invention: the position that hot plume contacts with thermal source in the bottom of the lobate fin of narcissus produces, metal fragment has increased the contact area of thermal source and fluid, simultaneously but multi-disc fin stacked the time, metal fragment can provide mechanics to support, on the other hand, the sharpened surface of metal fragment is conducive to the emission of hot plumage, will form the hot plume of large scale after the hot plumage of each emission is reunited; Hot plume is along vertical direction, namely the length direction of the lobate fin of narcissus flows, and in uphill process, the heat of hot fluid is by upper surface and contact with air, and hot-air rises and take away heat at upper surface; Hot plume in the process that flows towards the top of the lobate fin of narcissus progressively with the air exchange heat, temperature reduces gradually, flow in the other direction at the tip position near the lobate fin of narcissus, the fluid that flows in the other direction progressively converges in the narcissus base of leaf veiny guiding gutter, flows towards the lobate fin of narcissus, in this process, fluid continues by lower surface and air exchange heat, temperature continues to reduce, get back to after the bottom of the lobate fin of narcissus, under the heating of metal fragment, again become hot plume, enter next thermal cycle.Fluid chamber is not filled fully fully, volumetric expansion headspace when solidifying for fluid.Narcissus base of leaf veiny guiding gutter plays the effect of reinforcement simultaneously, guarantees that the lobate fin of narcissus keeps the form that is tilted to, and it is sagging to prevent that the lobate fin of narcissus from occurring under Action of Gravity Field.
The present invention also can realize by such know-why: liquid is in the evaporation of the position of metal fragment, become steam, steam carries heat along vertical direction, the namely length direction rising of the lobate fin of narcissus, in uphill process, the heat of steam is by upper surface and lower surface and contact with air, hot-air rises and takes away heat at upper surface and lower surface, steam progressively condenses in the process that rises, the liquid that condenses flows downward along upper surface and lower surface, be back to the position of metal fragment, again become steam, enter next thermal cycle.
Creativeness of the present invention is:
A, fin are rectangular sheet, meet people's household and the aesthetic habit of office;
B, fin are rectangular sheet, have flexible characteristic, so that the heat radiation leaf can be by complicated space, are convenient on the one hand be connected with electronic equipment thermal source and connect, and flexibility ratio are provided on the one hand the placement at the blade position of heat radiation leaf;
The structure of c, fin is fit to the multi-disc fin and jointly uses installation, and the length of designer's adjustable cooling sheet and the area of radiator shutter obtain a blade clump, can improve the performance of heat radiation on the one hand, can obtain on the one hand the outward appearance of a beauty.
Technique effect of the present invention is: simple in structure, cost of manufacture is low, easily removes dust, fan-free, and noiseless is easily installed, easily expansion, the easy structure and layout that adapt to existing electronic product, imitative in appearance plant shaping easily is accepted.
Description of drawings
Fig. 1 is the plane perspective schematic diagram of the embodiment of the invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the side cross-section schematic diagram of four stacked states of fin of the embodiment of the invention.
Description of drawings: 1, metal fragment; 2, upper surface; 3, lower surface; 4, fluid chamber; 5, narcissus base of leaf veiny guiding gutter; 6, thermal source.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Below in conjunction with above-mentioned drawings and Examples, the present invention is described in further detail.
The embodiment of the invention is as shown in Figure 1 to Figure 3: the present invention realizes like this, the lobate fin of a kind of narcissus, it is lobate to be narcissus, by fluid, metal fragment, upper surface and lower surface form, upper surface and lower surface gluing, sealing form later on fluid chamber, the thermal source that need to dispel the heat is close in the bottom of the lobate fin of narcissus, the fluid chamber of the bottom of the lobate fin of narcissus is filled with metal fragment, fluid chamber is filled with fluid, the width of the bottom of the lobate fin of narcissus is at least 1.3 times of width of the thermal source that is attached to, the length of the lobate fin of narcissus is at least 10 times of width, the width at the top of the lobate fin of narcissus reduces gradually, lower surface has two narcissus base of leaf veiny guiding gutters that are parallel to the fin length direction, and the cross-sectional area of narcissus base of leaf veiny guiding gutter is along with reducing gradually away from the bottom of the lobate fin of narcissus.
Particularly, the thickness of the fluid chamber of the lobate fin of described narcissus is 3 millimeters.
Particularly, the material of described upper surface and lower surface is Copper Foil.
Particularly, the angle that is of the length direction of the lobate fin of described narcissus and vertical direction is less than 60 degree.
Particularly, the described upper surface direction that surpasses the plane at 50 percent area place is spent less than 90 with the angle that vertical direction is.
Particularly, at least one of percentage of the volume of described fluid chamber arrives ten Percent not by fluid filling.
Particularly, described fluid chamber filling liquid, fluid is pure water, pure water is through boiling processing.
Particularly, described metal fragment is the cutting chip of red metal.
Particularly, the length of the lobate fin of described narcissus is 1 meter, and the width of the lobate fin of narcissus is 9 centimetres.
The above only is preferred embodiment of the present invention, not in order to limit the present invention, for example, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. lobate fin of narcissus, it is characterized in that: the lobate fin of described narcissus is rectangular sheet, by fluid, metal fragment, upper surface and lower surface form, described upper surface and lower surface gluing, sealing form later on fluid chamber, the thermal source that need to dispel the heat is close in the bottom of the lobate fin of described narcissus, the fluid chamber of the bottom of the lobate fin of described narcissus is filled with metal fragment, described fluid chamber is filled with fluid, the width of the bottom of the lobate fin of described narcissus is at least 1.2 times of width of the thermal source that is attached to, the length of the lobate fin of described narcissus is at least 3 times of width, the width at the top of the lobate fin of described narcissus reduces gradually, described lower surface has at least one narcissus base of leaf veiny guiding gutter that is parallel to the fin length direction, and the cross-sectional area of described narcissus base of leaf veiny guiding gutter is along with reducing gradually away from the bottom of the lobate fin of narcissus.
2. the lobate fin of narcissus according to claim 1, it is characterized in that: the thickness of the fluid chamber of the lobate fin of described narcissus is at least 1.5 millimeters.
3. the lobate fin of narcissus according to claim 1, it is characterized in that: the material of described upper surface and lower surface is metal material.
4. the lobate fin of narcissus according to claim 1 is characterized in that: the angle that the length direction of the lobate fin of described narcissus and vertical direction are is less than 60 degree.
5. the lobate fin of narcissus according to claim 1 is characterized in that: described upper surface surpasses the direction on the plane at 50 percent area place and spends less than 90 with the angle that vertical direction is.
6. the lobate fin of narcissus according to claim 1 is characterized in that: at least one of percentage of the volume of described fluid chamber to ten Percent not by fluid filling.
7. the lobate fin of narcissus according to claim 1 is characterized in that: described fluid chamber filling liquid.
8. the lobate fin of narcissus according to claim 1, it is characterized in that: described metal fragment is the cutting chip of copper material or aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104179670A CN103002715A (en) | 2012-10-29 | 2012-10-29 | Radiating fin in shape of narcissus leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104179670A CN103002715A (en) | 2012-10-29 | 2012-10-29 | Radiating fin in shape of narcissus leaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103002715A true CN103002715A (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104179670A Pending CN103002715A (en) | 2012-10-29 | 2012-10-29 | Radiating fin in shape of narcissus leaf |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612607A (en) * | 2017-01-18 | 2017-05-03 | 福建省中科生物股份有限公司 | Efficient bionic heat radiator and manufacturing method thereof |
| CN110856418B (en) * | 2019-11-20 | 2021-04-02 | 广东美的暖通设备有限公司 | Heat radiator and air conditioner |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101210785A (en) * | 2006-12-30 | 2008-07-02 | 中国科学院理化技术研究所 | Bionic power-driven heat pipe radiator |
| CN101283177A (en) * | 2005-07-30 | 2008-10-08 | 艾提丘克事业有限责任公司 | Blade-thru condenser and heat dissipation system thereof |
| CN101754655A (en) * | 2008-12-10 | 2010-06-23 | 富瑞精密组件（昆山）有限公司 | Radiating die set |
| EP2329337A1 (en) * | 2008-08-04 | 2011-06-08 | Sandia National Laboratories | Heat exchanger device and method for heat removal or transfer |
-
2012
- 2012-10-29 CN CN2012104179670A patent/CN103002715A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101283177A (en) * | 2005-07-30 | 2008-10-08 | 艾提丘克事业有限责任公司 | Blade-thru condenser and heat dissipation system thereof |
| CN101210785A (en) * | 2006-12-30 | 2008-07-02 | 中国科学院理化技术研究所 | Bionic power-driven heat pipe radiator |
| EP2329337A1 (en) * | 2008-08-04 | 2011-06-08 | Sandia National Laboratories | Heat exchanger device and method for heat removal or transfer |
| CN101754655A (en) * | 2008-12-10 | 2010-06-23 | 富瑞精密组件（昆山）有限公司 | Radiating die set |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612607A (en) * | 2017-01-18 | 2017-05-03 | 福建省中科生物股份有限公司 | Efficient bionic heat radiator and manufacturing method thereof |
| CN106612607B (en) * | 2017-01-18 | 2019-06-04 | 福建省中科生物股份有限公司 | A kind of efficiently bionical radiator and preparation method thereof |
| CN110856418B (en) * | 2019-11-20 | 2021-04-02 | 广东美的暖通设备有限公司 | Heat radiator and air conditioner |
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Application publication date: 20130327 |