CN210579793U

CN210579793U - Heap graphite alkene radiator

Info

Publication number: CN210579793U
Application number: CN201920862657.7U
Authority: CN
Inventors: 杨光
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-05-19
Anticipated expiration: 2029-06-10

Abstract

The utility model relates to a radiator technical field specifically is a heap graphite alkene radiator, include the radiator bottom plate and pile up a plurality of fin on the radiator bottom plate, radiator bottom plate and fin inside are the cavity and communicate with each other and form the circulation cavity, radiator bottom plate internal surface is equipped with cuts apart the spine, cut apart the spine and divide into about the circulation cavity impartial two parts, the cavity wall of cutting apart spine and radiator bottom plate is pasted and is inhaled the heat-conducting medium's that fills section felt, fin outside upper surface is equipped with the graphite alkene coating, the adiabatic scale of rhombus heat dissipation has been laid to the outside lower surface of fin. The utility model discloses an utilize the heat flow of the different heat dissipation medium of the good heat conductivility of graphite alkene and two kinds of heat conductivities to form fixed effectual direction type heat dissipation.

Description

Heap graphite alkene radiator

Technical Field

The utility model relates to a radiator technical field specifically is a heap graphite alkene radiator.

Background

Along with the integration development of the electronic industry, key cores such as a chip main board and the like are smaller and thinner, but integrated electrical elements are more and more, and the working performance is higher and higher, and accordingly, the point-to-point heating quantity under high performance and low size is very high, so that the problem of how to effectively radiate heat becomes that many electronic products are thinned and thinned is difficult;

meanwhile, due to the reduction of the integrated device, in order to adapt to the size of the integrated device, the heat dissipation device is also reduced relatively, and the difficulty of the heat dissipation technology is further improved. However, in recent years, the production and practical use of graphene materials provide ideas in principle, and graphene itself has an exceptionally excellent thermal conductivity, so that if a reasonable heat sink structure suitable for graphene attachment is designed, the heat dissipation capability of electronic products can be effectively improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heap graphite alkene radiator to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the stacked graphene radiator comprises a radiator bottom plate and a plurality of radiating fins stacked on the radiator bottom plate, wherein the insides of the radiator bottom plate and the radiating fins are cavities and are communicated with each other to form a circulation cavity, dividing ridges are arranged on the surface of the inside of the radiator bottom plate and divide the circulation cavity into two equal parts, heat insulation section felts fully absorbing heat-conducting media are attached to the dividing ridges and the cavity wall of the radiator bottom plate, a graphene coating is arranged on the upper surface of the outside of each radiating fin, and rhombic radiating scales are paved on the lower surface of the outside of each radiating fin.

Preferably: the upper surface of the radiator bottom plate is provided with four mounting threaded holes.

Preferably: the upper surface of the radiator bottom plate is also provided with a graphene coating.

Preferably: the rhombic heat dissipation scale is made of metal copper.

Preferably: the radiator bottom plate and the radiating fins are made of aluminum, and the surface of the circulation cavity is plated with a compact aluminum oxide film.

Preferably: the inner cavity of the radiating fin is an inclined plane with the edge higher than the central part, and the inclination angle of the inclined plane is 5 degrees.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the high-efficiency heat dissipation under small volume is realized by utilizing the excellent heat conductivity of the graphene coating;

2. by utilizing the good heat dissipation capability but poor heat dissipation capability of the graphene and the copper, high-to-low one-way heat dissipation is formed, and the condition that the heat of the radiator is fused on the radiating fins and the periphery of the radiating fins to cause high-performance low heat dissipation is avoided.

3. The stacked structure enlarges the heat dissipation area, and the shape is favorable for the adhesion of the graphene coating and the conduction of heat energy layer by layer;

4. the inside of the heat exchanger adopts a water-cooling circulation heat dissipation principle, so that the heat conduction is quicker.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a view of the overall configuration of the present invention;

fig. 3 is a transverse cross-sectional view of the present invention;

FIG. 4 is a schematic view of a heat transfer medium circulation in the present application;

fig. 5 is a schematic view of the distribution of the outer coating layer in the present invention.

In the figure: 1. a heat sink base plate; 11. installing a threaded hole; 12. dividing the ridge; 13. a heat insulation section felt 2 and a radiating fin; 21. rhombic heat dissipation scales; 22. and (4) circulating the cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a heap graphite alkene radiator, including radiator bottom plate 1 and a plurality of fin 2 of piling up on radiator bottom plate 1, radiator bottom plate 1 and 2 inside cavities that are all communicate with each other and form circulation cavity 22, radiator bottom plate 1 internal surface is equipped with cuts apart ridge 12, it divides into two parts that the circulation cavity 22 is impartial about to cut apart ridge 12, it has the adiabatic section felt 13 of inhaling the heat-conducting medium to paste on the cavity wall of cutting apart ridge 12 and radiator bottom plate 1, 2 outside upper surfaces of fin are equipped with the graphite alkene coating, 2 outside lower surfaces of fin have laid rhombus heat dissipation scale 21.

The upper surface of the radiator bottom plate 1 is provided with four mounting threaded holes 11, so that the radiator can be conveniently mounted.

The upper surface of the radiator bottom plate 1 is also provided with a graphene coating for rapidly absorbing the heat of a radiated object.

The rhombic heat dissipation scale 21 is made of metal copper.

Furthermore, a metal or a nano material with better heat conductivity, such as aluminum, carbon fiber and the like, can be selected, but the heat conductivity of the material is weaker than that of graphene.

The radiator bottom plate 1 and the radiating fins 2 are made of aluminum, and the surface of the circulating cavity 22 is plated with a compact aluminum oxide film, so that the flowing of steam and condensed liquid of an internal heat-conducting medium is facilitated, and the corrosion to the radiator is avoided.

The inner cavity of the radiating fin 2 is an inclined plane with one edge higher than the central part, and the inclination angle of the inclined plane is 5 degrees, so that the heat-conducting medium steam and liquid can flow conveniently and can not be deposited at the two ends of the radiating fin 2.

The utility model discloses a theory of operation: as shown in fig. 4 and 5, the graphene coating is arranged on the upper surface of the radiator bottom plate 1 to quickly absorb heat, the heat is conducted into the circulation cavity 22, the heat is only initially arranged near the radiator bottom plate 1, the felt 13 adsorbing the heat-conducting medium is heated, the heat-conducting medium is gasified and begins to flow into the circulation cavity 22 until reaching the cavity of the radiating fin 2, one surface of the radiating fin 2 is coated with graphene, the other surface of the radiating fin is provided with the copper rhombic radiating scale 21, the heat-conducting capacities of the radiating fin and the radiating scale are different, so that the heat is conducted slowly at the rhombic radiating scale 21, the heat is conducted quickly at the graphene coating, and the temperature flow difference is formed at the two sides, so that the unidirectional heat conduction is formed, the heat is conducted out, and the heat accumulation;

the heat-conducting medium losing heat is condensed into liquid, returns to the radiator bottom plate 1 along the dividing ridge 12 along gravity or because of the capillary phenomenon of the felt 13 of the heat-insulating section, and forms a circulation to continuously dissipate the heat.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A stack graphite alkene radiator, includes radiator bottom plate (1) and piles up a plurality of fin (2) on radiator bottom plate (1), its characterized in that: the heat radiator is characterized in that the interiors of the heat radiator bottom plate (1) and the heat radiating fins (2) are cavities and are communicated with each other to form a circulation cavity (22), dividing ridges (12) are arranged on the inner surface of the heat radiator bottom plate (1), the dividing ridges (12) divide the circulation cavity (22) into two equal parts in the left and right directions, heat insulation section felts (13) filled with heat conducting media are attached to the cavity walls of the dividing ridges (12) and the heat radiator bottom plate (1), a graphene coating is arranged on the outer upper surface of the heat radiating fins (2), and rhombic heat radiating scales (21) are laid on the outer lower surface of the heat radiating fins (2).

2. The stacked graphene heat spreader of claim 1, wherein: the upper surface of the radiator bottom plate (1) is provided with four mounting threaded holes (11).

3. The stacked graphene heat spreader of claim 1, wherein: the upper surface of the radiator bottom plate (1) is also provided with a graphene coating.

4. The stacked graphene heat spreader of claim 1, wherein: the rhombic heat dissipation scale (21) is made of metal copper.

5. The stacked graphene heat spreader of claim 1, wherein: the radiator bottom plate (1) and the radiating fins (2) are made of aluminum, and the surface of the circulation cavity (22) is plated with a compact aluminum oxide film.

6. The stacked graphene heat spreader of claim 1, wherein: the inner cavity of the radiating fin (2) is an inclined plane with the edge higher than the central part, and the inclination angle of the inclined plane is 5 degrees.