CN209057440U

CN209057440U - A kind of universal fin heatsink

Info

Publication number: CN209057440U
Application number: CN201821435938.6U
Authority: CN
Inventors: 莫仁乐
Original assignee: Qingdao Hongsheng Precision Electronic Components Co Ltd
Current assignee: Qingdao Hongsheng Precision Electronic Components Co Ltd
Priority date: 2018-09-03
Filing date: 2018-09-03
Publication date: 2019-07-02
Anticipated expiration: 2028-09-03

Abstract

The utility model relates to technical field of heat dissipation more particularly to a kind of universal fin heatsinks for being conducive to electronic element radiating.Including bottom plate, fin, bottom plate is mental section, and edge is equipped with fastener, is clamped with element；The upper surface of bottom plate is equipped with several vertical fins perpendicular to the base plate, and uniform intervals between fin are spaced 3-5mm；The fin is divided into high area and low area's two parts；The two sides of the fin are equipped with the ripple glaze of horizontal projection；A nanometer carbon coating is coated in the upper surface of the universal fin heatsink.The application constructs active heat removal air duct by designing reasonable fin separation, using space, while surface sprays nanometer carbon coating, using coating heat loss through radiation, recycles the air flow area when fin increase heat dissipation of ripple glaze；The general heat dissipation piece that high fin and low fin share is designed, the washing machine fan that can satisfy 7-10kg uses, and is greatly saved cost, improves production efficiency.

Description

A kind of universal fin heatsink

Technical field

The utility model relates to technical field of heat dissipation more particularly to a kind of universal fins for being conducive to electronic element radiating Cooling fin.

Background technique

Electronic component at work, has part electric energy and is converted to thermal energy.Make electronic device work under high temperature environment, drop The low efficiency of electronic device, reduces service life.Electronic product radiating mode main body is divided into two kinds at present: conducting and right Stream.Because electronic equipment is more and more frivolous, do not have setting fan to carry out active heat removal.I.e. in the confined situation of convection current Under, it only radiates by heat transfer, makes the reduction of integral heat sink rate, effect is unobvious, to allow heating electronic component one Straight work at high operating temperatures, is unfavorable for normal use.With the development of science and technology, radiator is also in compliance with the rule developed to lightweight Rule, also steps up cooling requirements, because of the limitation of weight, traditional cooling fin is according to fan power Different matching different size Cooling fin, such as 10kg washing machine matches high fin heatsink, and 7kg matches low fin heatsink, can be not general dissipate Backing needs two production lines to produce, assemble respectively, and production efficiency is low.

Utility model content

The technical problems to be solved in the utility model is the limitation because of weight, and traditional cooling fin is according to fan power difference Different size of cooling fin is matched, such as 10kg washing machine matches high fin heatsink, 7kg matches low fin heatsink, do not have Cooling fin that can be general, needs two production lines to produce, assemble respectively, production efficiency is low.

To solve the above problems, the utility model provides a kind of universal fin heatsink, by designing reasonable fin Interval constructs active heat removal air duct using space, while surface sprays nanometer carbon coating, using coating heat loss through radiation, recycles Air flow area when the fin increase heat dissipation of ripple glaze, mitigates heat dissipation sheet weight；On the basis of weight saving, design is high The general heat dissipation piece that fin and low fin share, the washing machine fan that can satisfy 7-10kg are used, are greatly saved into This, improves production efficiency.

In order to achieve the above objectives, the utility model discloses a kind of universal fin heatsink, including bottom plate, fin, Edge is equipped with fastener, is clamped with element, heat dissipation area is further increased on the basis of being fixedly secured cooling fin；The upper table of bottom plate Face is equipped with several vertical fins perpendicular to the base plate, and uniform intervals between fin are spaced 3-5mm, is divided into airflow channel, fin The narrow meeting of layout reduces radiating efficiency so that free convection attenuating, and is spaced and becomes larger, and can make heat dissipation table because fin tails off Area is reduced, and gap size will affect the reflection of the caloradiance of nanometer carbon coating, refraction route, so determining suitably Fin separation is most important；The fin is divided into high area and low area's two parts, and the fin height in high area is 25-35mm, low area Fin height is 15-20mm, and high area corresponds to the fan of 10kg, and low area corresponds to the fan of 7kg, can correspond to two between 7-10kg The fin one in area works, and the radiating efficiency played under equivalent weight maximizes；The two sides of the fin are equipped with horizontal convex The ripple glaze risen, the flow area of air when ripple glaze increases heat dissipation on the one hand, and then increasing heat radiation area, enhancing heat dissipation effect On the other hand fruit cooperates with nanometer carbon coating, can adjust the anti-of caloradiance by the adjustment of ripple glaze thickness, density etc. It penetrates, reflect route, reach optimal heat dissipation effect；It is coated with a nanometer carbon coating in the upper surface of the universal fin heatsink, The heat conversion layer that heat is switched to infrared shortwave in 3-40 microns is uniformly provided on the thermal dispersant coatings；Use the thermal dispersant coatings Direct or indirect contact heating device, the form that heat is converted into infrared intermediate waves carry out active heat removal；With prior art phase Compare, can satisfy radiating efficiency and radiator volume is made to become small and exquisite.

Further, the shape of fin is up-narrow and down-wide trapezoid, and base angle is 2-5 °, can force the absorption of lower part Heat is mobile to the thin position in top, improves radiating efficiency.

Further, fastener further spreads heat dissipation area on the basis of playing the role of clamping equipped with channeling, Enhance heat dissipation effect.

Further, the area bottom plate Shang Gao and low area are respectively provided with 7-10 fin, and the fin of the quantity can satisfy heat dissipation effect Rate will not excessively increase the weight of entire cooling fin again, meet light-weighted requirement.

Further, it is equipped with 1-3 channeling air duct between the fin, not only forms longitudinal air-flow between adjacent fin Channel, and lateral channeling channel is formd, the space and direction of heat flowing are increased, makes the heat stream in environment in gas It more and is quickly flowed under the promotion of pressure, without being stopped, the heat dissipation of product can be effectively improved under equivalents volume Performance.

Further, bottom plate be equipped with several mounting holes, for mutually being fixed with electronic component.

When being radiated using above structure, heat can quickly be transmitted to surface layer nano-carbon layer by bottom plate；Excitation nano carbon Layer in single wall carbon atom and nano-sized carbon ask, carbon nanotubes；Thermal energy is set to be converted into infrared short wavelength emissions into outside air；Tradition Radiator only on the basis of heat transfer more passively go carry out convection current without consider air duct, the application have natural wind or In the case that person artificially blows, the airflow channel between fin accelerates air velocity in channel because the temperature difference increases air pressure difference, Rate of heat dispation is accelerated, that is, increases the access of thermal convection, makes the more quickly flowing under the promotion of air pressure of the heat stream in environment, Without being stopped, at the same its spacing distance setting matched with nanometer carbon coating, for the caloradiance of optimization reflection, Route is reflected, optimal heat dissipation effect is reached；It is equipped with the general heat dissipation piece that high fin and low fin share again, high area is corresponding The fan of 10kg, low area correspond to the fan of 7kg, and the fin one that the area Liang Ge can be corresponded between 7-10kg works, plays same Etc. radiating efficiency under weight maximize.

The utility model has the beneficial effects that:

(1) using the design of more fins, increasing heat radiation area forms convection route, rapid cooling, while fin has High area and low area, high area correspond to the fan of 10kg, and low area corresponds to the fan of 7kg, the fin in the area Liang Ge can be corresponded between 7-10kg Piece one works, and the radiating efficiency played under equivalent weight maximizes；

(2) edge of bottom plate is equipped with fastener, is clamped, further increases on the basis of being fixedly secured cooling fin scattered with element Heat area；

(3) two sides of fin are equipped with the ripple glaze of horizontal projection, the flowing of air when ripple glaze increases heat dissipation on the one hand Area, and then increasing heat radiation area enhance heat dissipation effect, on the other hand cooperate with nanometer carbon coating, can pass through ripple glaze thickness The adjustment of degree, density etc. adjusts reflection, the refraction route of caloradiance, reaches optimal heat dissipation effect；

(4) there is nanometer carbon coating, the form that heat is converted into infrared intermediate waves carries out active heat removal；With prior art phase Compare, can satisfy radiating efficiency and radiator volume is made to become small and exquisite.

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 is clear that the accompanying drawings in the following description is this reality Without creative efforts, may be used also for those of ordinary skill in the art with novel some embodiments To obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of 2 fastener of embodiment；

In figure, bottom plate 1, fastener 11, fin 2, ripple glaze 3.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Embodiment 1:

As shown in Figure 1, a kind of universal fin heatsink, including bottom plate 1, fin 2, bottom plate 1 are mental section, edge Equipped with fastener 11, it is clamped with element, heat dissipation area is further increased on the basis of being fixedly secured cooling fin；The upper table of bottom plate 1 Face is equipped with several vertically fins 2 vertical with bottom plate 1, and uniform intervals between fin are spaced 3-5mm, is divided into airflow channel, fin The narrow meeting of piece layout reduces radiating efficiency so that free convection attenuating, and is spaced and becomes larger, and can to radiate because fin tails off Surface area is reduced, and gap size will affect the reflection of the caloradiance of nanometer carbon coating, refraction route, so determining properly Fin separation it is most important；2 area Fen Weigao of fin and low area's two parts, the fin height in high area are 25-35mm, low area Fin height be 15-20mm, high area corresponds to the fan of 10kg, and low area corresponds to the fan of 7kg, can correspond between 7-10kg The fin one in the area Liang Ge works, and the radiating efficiency played under equivalent weight maximizes；The two sides of the fin 2 are equipped with water The ripple glaze 3 that plano-convex rises, the flow area of air when ripple glaze increases heat dissipation on the one hand, and then increasing heat radiation area, enhancing dissipate On the other hand thermal effect cooperates with nanometer carbon coating, can adjust caloradiance by the adjustment of ripple glaze thickness, density etc. Reflection, refraction route, reach optimal heat dissipation effect；Nano-sized carbon is coated in the upper surface of the universal fin heatsink to apply Layer, the heat conversion layer that heat is switched to infrared shortwave in 3-40 microns is uniformly provided on the thermal dispersant coatings；Use the heat dissipation The direct or indirect contact heating device of coating, the form that heat is converted into infrared intermediate waves carry out active heat removal；With existing skill Art compares, and can satisfy radiating efficiency and radiator volume is made to become small and exquisite.

The shape of fin 2 is up-narrow and down-wide trapezoid, and base angle is 2-5 °, and the heat of the absorption of lower part can be forced upward The thin position in portion is mobile, improves radiating efficiency.

Embodiment 2:

Fastener 11 is equipped with channeling, on the basis of playing the role of clamping, further spreads heat dissipation area, enhancing heat dissipation Effect.

The area bottom plate Shang Gao and low area are respectively provided with 7-10 fin, and the fin of the quantity can satisfy radiating efficiency again will not mistake The weight for more increasing entire cooling fin meets light-weighted requirement.

Remaining is same as Example 1.

Embodiment 3:

It is equipped with 1-3 channeling air duct between the fin, not only forms longitudinal airflow channel between adjacent fin, and Lateral channeling channel is formd, the space and direction of heat flowing is increased, makes the heat stream in environment in the promotion of air pressure Under more and quickly flow, without being stopped, the heat dissipation performance of product can be effectively improved under equivalents volume.

Bottom plate is equipped with several mounting holes, for mutually fixing with electronic component.

Remaining is identical as embodiment 1 or embodiment 2.

Claims

1. a kind of universal fin heatsink, it is characterised in that: including bottom plate, fin, bottom plate is mental section, and edge is equipped with Fastener is clamped with element；The upper surface of bottom plate is equipped with several fins perpendicular to bottom plate, and uniform intervals between fin are spaced 3- 5mm, is divided into airflow channel；The fin is divided into high area and low area's two parts, and the fin height in high area is 25-35mm, low area Fin height be 15-20mm；The two sides of the fin are equipped with the ripple glaze of horizontal projection；It radiates in the universal fin The upper surface of piece is coated with a nanometer carbon coating.

2. universal fin heatsink according to claim 1, it is characterised in that: the shape of fin is up-narrow and down-wide positive ladder Shape, base angle are 2-5 °.

3. universal fin heatsink according to claim 1, it is characterised in that: the area bottom plate Shang Gao and low area are respectively provided with 7- 10 fins.

4. universal fin heatsink according to claim 1, it is characterised in that: be equipped with 1-3 channeling between the fin Air duct.

5. universal fin heatsink according to claim 1, it is characterised in that: bottom plate is equipped with several mounting holes.

6. universal fin heatsink according to claim 1, it is characterised in that: fastener is equipped with channeling.