CN215869361U - Novel radiating fin - Google Patents
Novel radiating fin Download PDFInfo
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- CN215869361U CN215869361U CN202122187850.5U CN202122187850U CN215869361U CN 215869361 U CN215869361 U CN 215869361U CN 202122187850 U CN202122187850 U CN 202122187850U CN 215869361 U CN215869361 U CN 215869361U
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- heat dissipation
- mounting position
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- heat sink
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Abstract
The utility model relates to the technical field of component heat dissipation, in particular to a novel heat dissipation fin which comprises a heat dissipation body, wherein the heat dissipation body is integrally made of heat-conducting plastic resin, the heat dissipation body comprises a mounting position and heat dissipation fins, the mounting position is a mounting plane arranged on the surface of the heat dissipation body, the heat dissipation fins are arranged on the back surface of the mounting plane on the heat dissipation body, the heat dissipation fins are vertically arranged on the heat dissipation body, and a plurality of heat dissipation fins are arranged on the heat dissipation body.
Description
Technical Field
The utility model relates to the technical field of component heat dissipation, in particular to a novel heat dissipation fin.
Background
The radiator is used as a main component for radiating components and parts and is widely applied to circuits, aluminum alloy radiators are mostly adopted for radiating the components and parts at present, but the aluminum alloy is used as metal, the overall cost is too high, the weight is heavier, and unnecessary product weight can be added to products in actual use.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a novel radiating fin.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel radiating fin, includes the radiator, the radiator is moulded fat an organic whole by heat conduction and is made, the radiator is including installation position and radiating fin, the installation position is the mounting surface who sets up on the radiator surface, radiating fin sets up mounting surface's the back on the radiator, radiating fin is vertical setting on the radiator, and evenly is provided with a plurality of radiating fin on the radiator.
Preferably, the mounting position is provided with a device positioning hole.
Preferably, the mounting position is provided with a device mounting hole.
Preferably, the surfaces of the radiating fins are provided with transverse convex strips, and the transverse convex strips are uniformly and densely distributed on the surfaces of the radiating fins.
Preferably, positioning holes are respectively formed in the two sides of the heat radiation body corresponding to the installation positions, and the distance between the two positioning holes is the size and width of the preset device.
Preferably, an aluminum sheet is embedded into the mounting position, the thickness of the aluminum sheet is set to be 1-10MM, nuts are riveted on the aluminum sheet in a pressing mode, and the positions and the number of the nuts are set according to design requirements.
Preferably, the aluminum sheet is embedded into the mounting position, and a through hole is formed in the mounting position corresponding to each nut.
Preferably, a metal sheet is embedded into the mounting position, the thickness of the metal sheet is set to be 1-10MM, threaded holes are formed in the metal sheet in a tapping mode, and the positions and the number of the threaded holes are set according to design requirements.
Preferably, the metal sheet is embedded into the mounting position, and a through hole is formed in the mounting position corresponding to each threaded hole.
Compared with the prior art, the utility model has the beneficial effects that: the radiating fins adopt heat-conducting resin to replace the existing aluminum alloy, so that the weight can be reduced, the cost is reduced, and meanwhile, the radiating efficiency is the same as that of the existing radiator.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is an exploded view of the second embodiment of the present invention.
In the figure: 1. an installation position; 2. a heat dissipating fin; 3. a device positioning hole; 4. a device mounting hole; 5. transverse convex strips; 6. positioning holes; 7. aluminum sheets; 8. and a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Comparison of aluminum Material with Heat-conducting resin
Although aluminum materials are mature as heat dissipation systems, they still have some disadvantages, and the same plastic heat conduction materials are not completely free of disadvantages, which is the following good and bad comparison between the two. Firstly, the advantages of plastic heat-conducting materials in comparison with aluminum are:
(1) the weight is light. The density of pure aluminum is 2700kg/m3, the density of aluminum alloy will be higher, while the density of the thermal conductive plastic is about 1420kg/m3, which is about half of the aluminum alloy, so the weight is only about half of the aluminum alloy with the same shape.
(2) The heat conductive plastic has heat and electricity conductive functions, so that the complete function of the aluminum material can be realized.
(3) The fluidity of the plastic is good, which increases the degree of freedom of design, so that it is possible to produce thin parts and to design more complicated shapes. The main production method of the aluminum shell is die casting or stretching forming, and the processing of a more complex shape can not be carried out in the production process. In addition, the injection molding product is easier to produce in terms of appearance effect, and can be added with self marks different from other enterprises.
(4) Processing is convenient, and the higher plastics heat conduction material of efficiency is the same with other working of plastics, can one shot forming, need not the post-processing, and when injection moulding, work efficiency is very high moreover. The aluminum material is often subjected to a deburring process after extrusion molding, and if the requirement for the external shape is relatively high, the aluminum material is subjected to a nickel plating process or the like, and the processing cycle is increased.
(5) The starting system is simplified when the shell is made of aluminum alloy, the shell is conductive, the isolation starting system is required to be adopted in the shell, the plastic is insulated, and therefore the non-isolation starting system can be adopted when the non-isolation starting system is not used as a heat dissipation system.
(6) The system cost is reduced, the cost of the heat-conducting plastic is lower than that of the aluminum material, and the production cost of the radiating fin made of the heat-conducting plastic is also lower than that of the aluminum material.
The utility model provides a technical scheme that: according to the technical scheme of the first embodiment shown in fig. 1, the novel radiating fin comprises a radiating body, wherein the radiating body is integrally made of heat-conducting plastic resin, the radiating body comprises an installation position 1 and radiating fins 2, the installation position 1 is an installation plane arranged on the surface of the radiating body, the radiating fins 2 are arranged on the back surface of the installation plane on the radiating body, the radiating fins 2 are vertically arranged on the radiating body, and the radiating body is evenly provided with a plurality of radiating fins 2.
The heat-conducting plastic resin can be heat-conducting static dissipation engineering plastic, a novel heat radiating fin with high heat conductivity can be made of the plastic, and a common high-polymer heat-conducting plastic can be used for making a radiator, wherein the high-polymer heat-conducting plastic is heat-conducting and electric-conducting plastic.
The power device is installed on the installation position 1 of the radiator, and the heating surface of the power device is directly attached to the surface of the installation position 1 or attached to the surface of the installation position 1 through heat-conducting silica gel, so that the heat conduction and heat dissipation efficiency of the radiator to the power device is improved.
The main components of the heat-conducting plastic comprise a matrix material and a filler. The matrix material comprises PPS, PA6/PA66, LCP, TPE, PC, PP, PPA, PEEK and the like; the filler comprises AlN, SiC, Al2O3, graphite, fibrous high-heat-conductivity carbon powder, scaly high-heat-conductivity carbon powder and the like.
Product characteristics
(1) Uniform heat dissipation, no hot spot, and reduced local deformation of parts due to high temperature
(2) The weight is light, 40 to 50 percent lighter than that of aluminum material
(3) The molding processing is convenient, and secondary processing is not needed
(4) High degree of freedom in product design
The mounting position 1 is provided with a device positioning hole 3, the position of the device positioning hole 3 corresponds to a corresponding positioning bulge on the power device to be mounted, the power device can be conveniently and directly positioned at the specific position of the mounting position 1 through the arrangement of the positioning hole 3, and the power device is prevented from being deviated on the mounting position 1.
The power device installing device is characterized in that the installing position 1 is provided with a device installing hole 4, the position of the device installing hole 4 corresponds to a corresponding fixing screw on the power device needing to be installed, and the power device can be conveniently fixed on the installing position 1 through the arrangement of the installing hole 4.
The surface of radiating fin 2 is provided with horizontal sand grip 5, and horizontal sand grip 5 is at the even densely covered on radiating fin 2 surface, sets up through the horizontal sand grip 5 of densely covered, can improve radiating fin 2 and external environment's air area of contact for further improve radiating fin 2's radiating efficiency.
The radiator is provided with the locating holes 6 corresponding to two sides of the installation position 1 respectively, the distance between the two locating holes 6 is the width of the preset device, the two sides of the power device can be limited through the arrangement of the locating holes 6, meanwhile, the locating holes 6 can be provided with fixing screw holes, the radiator provided with the power device can be fixed to the corresponding position of the circuit board through the fixing screw holes, and the structural stability of the power device on the circuit board is improved.
As shown in fig. 2, on the basis of the first embodiment, the technical solution of the second embodiment is formed, an aluminum sheet 7 is embedded into the mounting position 1 (the aluminum sheet can be replaced by other metal sheets), the thickness of the aluminum sheet is set to be 1-10MM, nuts 8 are press-riveted on the aluminum sheet 7, the positions and the number of the nuts 8 are set according to the design requirements, the aluminum sheet 7 is embedded into the mounting position 1, through holes are provided on the mounting position 1 corresponding to each nut 8, the nuts 8 are riveted onto the aluminum sheet 7 in actual use, and then the riveted aluminum sheet 7 is mounted on a mold and is integrally injection-molded with heat-conducting resin to form the radiator of the second embodiment.
According to the second embodiment, the above content can also be changed into tapping on the aluminum sheet to form a threaded hole, the metal sheet is embedded in the mounting position, the thickness of the metal sheet is set to be 1-10MM, the threaded hole is tapped on the metal sheet, and the position and the number of the threaded hole are set according to the design requirement.
The metal sheet is embedded into the mounting position, and a through hole is formed in the mounting position corresponding to each threaded hole.
Through this technical scheme, aluminum sheet 7 can improve product structural strength, and nut 8 and aluminum sheet 7 set up simultaneously, have avoided the power device to install on the radiator of embodiment one the back, because of the screw is screwed up excessively, lead to installation position 1 department screw thread smooth on the radiator easily for can't lead to the fact stable fixed mounting to the power device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A novel radiating fin is characterized in that: the heat dissipation body is integrally made of heat-conducting plastic resin and comprises a mounting position and heat dissipation fins, the mounting position is a mounting plane arranged on the surface of the heat dissipation body, the heat dissipation fins are arranged on the back of the mounting plane on the heat dissipation body, the heat dissipation fins are vertically arranged on the heat dissipation body, and a plurality of heat dissipation fins are arranged on the heat dissipation body.
2. A novel heat sink as claimed in claim 1, wherein: and the mounting position is provided with a device positioning hole.
3. A novel heat sink as claimed in claim 1, wherein: and the mounting position is provided with a device mounting hole.
4. A novel heat sink as claimed in claim 1, wherein: the surface of the radiating fin is provided with transverse raised lines which are uniformly and densely distributed on the surface of the radiating fin.
5. A novel heat sink as claimed in claim 1, wherein: positioning holes are respectively formed in the two sides of the heat radiation body corresponding to the installation positions, and the distance between the two positioning holes is the size and width of a preset device.
6. A novel heat sink as claimed in claim 1, wherein: the aluminum sheet is embedded into the mounting position, the thickness of the aluminum sheet is set to be 1-10MM, nuts are riveted on the aluminum sheet in a pressing mode, and the positions and the number of the nuts are set according to design requirements.
7. The novel heat sink as claimed in claim 6, wherein: the aluminum sheet is embedded into the mounting position, and a through hole is formed in the mounting position corresponding to each nut.
8. A novel heat sink as claimed in claim 1, wherein: the metal sheet is embedded into the mounting position, the thickness of the metal sheet is set to be 1-10MM, threaded holes are formed in the metal sheet in a tapping mode, and the positions and the number of the threaded holes are set according to design requirements.
9. A novel heat sink as claimed in claim 8, wherein: the metal sheet is embedded into the mounting position, and a through hole is formed in the mounting position corresponding to each threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187850.5U CN215869361U (en) | 2021-09-10 | 2021-09-10 | Novel radiating fin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187850.5U CN215869361U (en) | 2021-09-10 | 2021-09-10 | Novel radiating fin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215869361U true CN215869361U (en) | 2022-02-18 |
Family
ID=80258273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122187850.5U Active CN215869361U (en) | 2021-09-10 | 2021-09-10 | Novel radiating fin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215869361U (en) |
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2021
- 2021-09-10 CN CN202122187850.5U patent/CN215869361U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220310 Address after: 325000 room 706-1, 7th floor, photoelectric building, Puzhou street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Yunjing Semiconductor Technology Co.,Ltd. Address before: 325000 second floor, workshop 2, No. 1, XINER Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee before: Wang Liyun |
|
| TR01 | Transfer of patent right |