CN215011322U

CN215011322U - Composite graphite radiating fin

Info

Publication number: CN215011322U
Application number: CN202121501233.1U
Authority: CN
Inventors: 卢强
Original assignee: Suzhou Jiu Hong Electron Co ltd
Current assignee: Suzhou Jiu Hong Electron Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-03
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses a compound graphite fin, including the fin main part, the heat conduction seat is installed to the lower extreme of fin main part, No. two heat dissipation subframes, heat dissipation body frame and a heat dissipation subframe are installed to the upper end of fin main part, the radiating groove has been seted up between No. two heat dissipation subframes, heat dissipation body frame, a heat dissipation subframe, a location flitch is installed to one side of heat conduction seat, No. two location flitchs are installed to the opposite side of heat conduction seat, the lower extreme external surface fixed connection of a location flitch peels off gluey, the surface of peeling off gluey is connected with strippable membrane. A compound graphite fin, be equipped with multi-functional removable heat conduction base and compound heat dissipation body frame, can make things convenient for better carry out the heat conduction operation to electronic component, be convenient for carry out the dismouting, can also increase the radiating effect of device, adopt composite material, heat dispersion is more excellent, brings better use prospect.

Description

Composite graphite radiating fin

Technical Field

The utility model relates to a graphite fin field, in particular to compound graphite fin.

Background

The composite graphite radiating fin is a supporting device for radiating electronic components, along with the rapid development of mobile phone products, the compression of the cost of the mobile phone, the existing original graphite processing requirement cannot be met, the existing market is convenient to assemble, the assembling efficiency is improved, the processing of graphite is considered in the assembling process, so that the graphite radiating of the integrated product is needed by the current customer, the graphite radiating fin is insulating, and the graphite product integrating the electrical conduction is developed, so that a set of composite processing technology is developed according to the market requirement to meet the market requirement, along with the continuous development of science and technology, the manufacturing process requirement of the composite graphite radiating fin is higher and higher by people.

In the prior art, patent with publication number CN201820368397.3 discloses a compression-synthesized graphite heat sink, the graphite substrate of which is artificially synthesized by graphene, nano-carbon, ferrite and rare earth, and has extremely high thermal conductivity and high heat dissipation effect, the structure is simple, the practicability is strong, and the production cost is saved.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a compound graphite fin can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a compound graphite fin, includes the fin main part, the heat conduction seat is installed to the lower extreme of fin main part, No. two heat dissipation subframes, heat dissipation body frame and heat dissipation subframe are installed to the upper end of fin main part, No. two heat dissipation subframes, heat dissipation body frame, heat dissipation subframe have seted up the radiating groove between.

Preferably, one side of the heat conducting seat is provided with a first positioning flitch, the other side of the heat conducting seat is provided with a second positioning flitch, the outer surface of the lower end of the first positioning flitch is fixedly connected with stripping glue, the outer surface of the stripping glue is connected with a stripping film, and the inner part of the heat conducting seat is fixedly connected with heat conducting silicone grease and a heat conducting fin.

Preferably, the inside of the heat dissipation main frame is fixedly connected with a graphite chip, a copper alloy, an aluminum alloy and heat dissipation fins, the copper alloy is located on the outer surface of the graphite chip, the aluminum alloy is located on the outer surface of the copper alloy, and the heat dissipation fins are located on the outer surface of the aluminum alloy.

Preferably, a fixed block is arranged between the heat conducting seat and the first positioning flitch and between the heat conducting seat and the second positioning flitch, the two sides of the heat conducting seat are fixedly connected with the inner sides of the first positioning flitch and the second positioning flitch through the fixed block, and the outer surfaces of the lower ends of the first positioning flitch and the second positioning flitch are detachably connected with the inner surface of the strippable film through stripping glue.

Preferably, the heat conducting seat, the heat conducting silicone grease and the heat conducting fin are integrally formed in a laminating mode.

Preferably, the heat dissipation main frame is integrally formed with the graphite chip, the copper alloy, the aluminum alloy and the heat dissipation fins in a pouring mode.

Preferably, a welding seat is arranged between the radiating fin main body and the radiating main frame, and the upper end of the radiating fin main body is fixedly connected with the lower end of the radiating main frame through the welding seat.

Preferably, a welding support is arranged between the radiating fin main body and the second radiating auxiliary frame and between the radiating fin main body and the first radiating auxiliary frame, and two sides of the upper end of the radiating fin main body are fixedly connected with the lower ends of the second radiating auxiliary frame and the first radiating auxiliary frame through the welding support.

Preferably, a positioning connecting seat is arranged between the radiating fin main body and the heat conducting seat, and the outer surface of the lower end of the radiating fin main body is fixedly connected with the outer surface of the upper end of the heat conducting seat through the positioning connecting seat.

Preferably, the second heat dissipation subframe, the heat dissipation main frame and the first heat dissipation subframe are integrally formed in a pouring mode.

Compared with the prior art, the utility model discloses following beneficial effect has: the composite graphite radiating fin can conveniently and better conduct heat conduction operation on electronic elements through the multifunctional detachable heat conduction base and the composite radiating main frame, is convenient to disassemble and assemble, is simple and practical, can also increase the radiating effect of a device, adopts composite materials, has more excellent radiating performance, is characterized in that the radiating fin main body is arranged at the upper end position of the heat conduction seat, the heat conduction seat is directly attached to the outer surface of a specified electronic element through the first positioning attachment plate and the second positioning attachment plate, the position of the strippable film is torn down, the stripper rubber has the bonding effect, the direct attachment can be realized, the positioning is simple and convenient, the quick disassembly and assembly can be realized, the heat conduction silicone grease and the heat conducting fin are arranged in the heat conduction seat, the heat conduction effect of the electronic element is increased, the heat is transmitted to the upper end of the radiating fin main body, and the heat is radiated through the second radiating auxiliary frame, the radiating main frame, the first radiating auxiliary frame and the radiating groove, the inside of heat dissipation body frame adopts multiple heat dissipation materials such as graphite chip, copper alloy, aluminum alloy, heat radiation fins to compound, and heat dispersion is more excellent, increases the result of use of device, and the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a composite graphite heat sink of the present invention.

Fig. 2 is a schematic structural view of the heat sink main body in the composite graphite heat sink of the present invention.

Fig. 3 is a schematic structural view of the heat conducting base in the composite graphite heat sink of the present invention.

Fig. 4 is a schematic structural view of the heat dissipation main frame in the composite graphite heat dissipation fin of the present invention.

In the figure: 1. a heat sink main body; 2. a heat sink; 3. a heat dissipation main frame; 4. a first heat dissipation subframe; 5. a first positioning pasting board; 6. a heat conducting base; 7. stripping the glue; 8. a peelable film; 9. heat-conducting silicone grease; 10. a heat conductive sheet; 11. a second positioning pasting board; 12. a graphite chip; 13. a copper alloy; 14. an aluminum alloy; 15. heat dissipation fins; 16. no. two heat dissipation subframes.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. 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. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in fig. 1-3, a composite graphite heat sink comprises a heat sink body 1, a heat conducting base 6 is mounted at the lower end of the heat sink body 1, a second heat dissipation subframe 16, a heat dissipation main frame 3 and a first heat dissipation subframe 4 are mounted at the upper end of the heat sink body 1, and a heat dissipation groove 2 is formed between the second heat dissipation subframe 16, the heat dissipation main frame 3 and the first heat dissipation subframe 4.

A first positioning flitch 5 is installed on one side of a heat conducting seat 6, a second positioning flitch 11 is installed on the other side of the heat conducting seat 6, a stripping glue 7 is fixedly connected to the outer surface of the lower end of the first positioning flitch 5, a stripping film 8 is connected to the outer surface of the stripping glue 7, and heat conducting silicone grease 9 and a heat conducting fin 10 are fixedly connected to the inner portion of the heat conducting seat 6.

Be provided with the fixed block between heat conduction seat 6 and a location flitch 5, No. two location flitches 11, the inboard fixed connection of fixed block and a location flitch 5, No. two location flitches 11 is passed through to the both sides of heat conduction seat 6, and the lower extreme surface of a location flitch 5, No. two location flitches 11 is connected for dismantling through the internal surface of peeling off glue 7 with strippable membrane 8.

The heat conducting seat 6, the heat conducting silicone grease 9 and the heat conducting fin 10 are integrally formed in a laminating mode.

Example two:

on the basis of the first embodiment, as shown in fig. 1 and 4, the composite graphite heat sink includes a heat sink main body 1, a heat conducting base 6 is installed at the lower end of the heat sink main body 1, a second heat dissipation sub-frame 16, a heat dissipation main frame 3 and a first heat dissipation sub-frame 4 are installed at the upper end of the heat sink main body 1, and heat dissipation grooves 2 are formed among the second heat dissipation sub-frame 16, the heat dissipation main frame 3 and the first heat dissipation sub-frame 4.

The inside fixedly connected with graphite chip 12 of heat dissipation body frame 3, copper alloy 13, aluminum alloy 14 and heat radiation fins 15, copper alloy 13 is located the surface of graphite chip 12, and aluminum alloy 14 is located the surface of copper alloy 13, and heat radiation fins 15 are located the surface of aluminum alloy 14.

The heat dissipation main frame 3, the graphite chip 12, the copper alloy 13, the aluminum alloy 14 and the heat dissipation fins 15 are integrally formed through casting.

A welding seat is arranged between the radiating fin main body 1 and the radiating main frame 3, and the upper end of the radiating fin main body 1 is fixedly connected with the lower end of the radiating main frame 3 through the welding seat.

A welding support is arranged between the radiating fin main body 1 and the second radiating auxiliary frame 16 and between the radiating fin main body 1 and the first radiating auxiliary frame 4, and two sides of the upper end of the radiating fin main body 1 are fixedly connected with the lower ends of the second radiating auxiliary frame 16 and the first radiating auxiliary frame 4 through the welding support.

A positioning connecting seat is arranged between the radiating fin main body 1 and the heat conducting seat 6, and the outer surface of the lower end of the radiating fin main body 1 is fixedly connected with the outer surface of the upper end of the heat conducting seat 6 through the positioning connecting seat.

The second heat dissipation auxiliary frame 16, the heat dissipation main frame 3 and the first heat dissipation auxiliary frame 4 are integrally formed in a pouring mode.

The working principle is as follows: the utility model comprises a radiating fin main body 1, a radiating groove 2, a radiating main frame 3, a radiating auxiliary frame 4, a first positioning pasting plate 5, a heat conducting base 6, a stripping glue 7, a strippable film 8, a heat conducting silicone grease 9, a heat conducting fin 10, a second positioning pasting plate 11, a graphite chip 12, a copper alloy 13, an aluminum alloy 14, a radiating fin 15 and a second radiating auxiliary frame 16, wherein when in use, the radiating fin main body 1 is arranged at the upper end position of the heat conducting base 6, the heat conducting base 6 is directly pasted to the outer surface of a specified electronic component through the first positioning pasting plate 5 and the second positioning pasting plate 11, the position of the strippable film 8 is torn down, the stripping glue 7 has the bonding effect, the direct pasting can be realized, the positioning is simple and convenient, the quick assembly and disassembly can be realized, the heat conducting silicone grease 9 and the heat conducting fin 10 are arranged inside the heat conducting base 6, the heat conducting effect of the electronic component is increased, and the heat is transmitted to the upper end of the radiating fin main body 1, the heat is dissipated through the second heat dissipation auxiliary frame 16, the heat dissipation main frame 3, the first heat dissipation auxiliary frame 4 and the heat dissipation grooves 2, the graphite chip 12, the copper alloy 13, the aluminum alloy 14, the heat dissipation fins 15 and other heat dissipation materials are compounded in the heat dissipation main frame 3, the heat dissipation performance is excellent, and the using effect of the device is improved.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a compound graphite fin, includes fin main part (1), its characterized in that: the heat conduction seat (6) is installed to the lower extreme of fin main part (1), No. two heat dissipation subframe (16), heat dissipation body frame (3) and heat dissipation subframe (4) are installed to the upper end of fin main part (1), radiating groove (2) have been seted up between No. two heat dissipation subframe (16), heat dissipation body frame (3), heat dissipation subframe (4).

2. A composite graphite fin as claimed in claim 1, wherein: a first positioning flitch (5) is installed on one side of a heat conducting seat (6), a second positioning flitch (11) is installed on the other side of the heat conducting seat (6), stripping glue (7) is fixedly connected to the outer surface of the lower end of the first positioning flitch (5), a stripping film (8) is connected to the outer surface of the stripping glue (7), and heat conducting silicone grease (9) and heat conducting fins (10) are fixedly connected to the inner portion of the heat conducting seat (6).

3. A composite graphite fin as claimed in claim 1, wherein: the inside fixedly connected with graphite chip (12), copper alloy (13), aluminum alloy (14) and heat radiation fins (15) of heat dissipation body frame (3), copper alloy (13) are located the surface of graphite chip (12), aluminum alloy (14) are located the surface of copper alloy (13), heat radiation fins (15) are located the surface of aluminum alloy (14).

4. A composite graphite fin as claimed in claim 2, wherein: the heat conduction seat is characterized in that a fixing block is arranged between the heat conduction seat (6) and the first positioning flitch (5) and the second positioning flitch (11), the two sides of the heat conduction seat (6) are fixedly connected with the inner sides of the first positioning flitch (5) and the second positioning flitch (11) through the fixing block, and the outer surfaces of the lower ends of the first positioning flitch (5) and the second positioning flitch (11) are detachably connected with the inner surface of the strippable film (8) through stripping glue (7).

5. A composite graphite fin as claimed in claim 2, wherein: the heat conducting seat (6), the heat conducting silicone grease (9) and the heat conducting fins (10) are integrally formed in a laminating mode.

6. A composite graphite fin as claimed in claim 1, wherein: the heat dissipation main frame (3), the graphite chip (12), the copper alloy (13), the aluminum alloy (14) and the heat dissipation fins (15) are integrally formed through casting.

7. A composite graphite fin as claimed in claim 1, wherein: a welding seat is arranged between the radiating fin main body (1) and the radiating main frame (3), and the upper end of the radiating fin main body (1) is fixedly connected with the lower end of the radiating main frame (3) through the welding seat.

8. A composite graphite fin as claimed in claim 1, wherein: a welding support is arranged between the radiating fin main body (1) and the second radiating auxiliary frame (16) and the first radiating auxiliary frame (4), and two sides of the upper end of the radiating fin main body (1) are fixedly connected with the lower ends of the second radiating auxiliary frame (16) and the first radiating auxiliary frame (4) through the welding support.

9. A composite graphite fin as claimed in claim 1, wherein: a positioning connecting seat is arranged between the radiating fin main body (1) and the heat conducting seat (6), and the outer surface of the lower end of the radiating fin main body (1) is fixedly connected with the outer surface of the upper end of the heat conducting seat (6) through the positioning connecting seat.

10. A composite graphite fin as claimed in claim 1, wherein: the second heat dissipation auxiliary frame (16), the heat dissipation main frame (3) and the first heat dissipation auxiliary frame (4) are integrally formed in a pouring mode.