CN202918632U - Double-sided cooling structure of multi-power components and electronic device thereof - Google Patents
Double-sided cooling structure of multi-power components and electronic device thereof Download PDFInfo
- Publication number
- CN202918632U CN202918632U CN 201220530076 CN201220530076U CN202918632U CN 202918632 U CN202918632 U CN 202918632U CN 201220530076 CN201220530076 CN 201220530076 CN 201220530076 U CN201220530076 U CN 201220530076U CN 202918632 U CN202918632 U CN 202918632U
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- Prior art keywords
- printed circuit
- circuit board
- pcb
- many power
- power devices
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Abstract
The utility model discloses a double-sided cooling structure of multi-power components and an electronic device thereof. A plurality of multi-power components are electrically welded on one side of a printed circuit board; the double-sided cooling structure comprises a cooling device, a first thermal insulation gasket, a metal board and a plurality of second thermal insulation gaskets; the cooling device comprises a mounting surface and a cooling surface; the mounting surface is fixed on one side of the printed circuit board far away from the plurality of multi-power components; the first thermal insulation gasket is fixed between the mounting surface and the printed circuit board; a groove is opened in the metal board; the metal board is fixed on the side of the printed circuit board provided with the plurality of multi-power components, and the plurality of multi-power components are accommodated inside the groove; and one second thermal insulation gasket is fixed between each multi-power component and the groove bottom. The double-sided cooling structure of multi-power components has the advantages that the cooling efficiency can be improved, and while the cooling demands of the power components are ensured, the size of the cooling device is saved.
Description
Technical field
The utility model relates to the radiator structure of installation power device on a kind of circuit board, the electronic installation that especially relates to the two-side radiation structure of a kind of many power devices in airtight cavity and have the two-side radiation structure of described many power devices.
Background technology
Along with the continuous progress of science and technology, electronic product is all towards high-power and future development miniaturization.In the assembly structure of traditional power device, radiator and printed circuit (PCB) plate, radiator is to be close to power device, utilizes radiator that heat is passed to air, has reached the effect of heat radiation.Existing electronic device all requires power output large, often need to use a plurality of power devices, normal operation for the guaranteed output device, the length that needs to prolong radiator is come increasing heat radiation area, but in airtight cavity, only rely on air and carry out the heat heat loss through conduction, causing the heat radiation of power device to require is to satisfy, and reduces the useful life of power device.
The utility model content
In view of this, the electronic installation that the utility model provides a kind of two-side radiation structure of many power devices and had the two-side radiation structure of described many power devices, can improve the area of dissipation of power component, take full advantage of the space between the structural metal plate of printed circuit board and fixing described printed circuit board, when the heat radiation of guaranteed output components and parts requires, reduce as much as possible the volume of radiator.
The utility model is to realize like this, a kind of two-side radiation structure of many power devices, some many power devices electrically are welded on the side of printed circuit board (PCB), and the two-side radiation structure comprises radiator, the first insulating heat-conductive pad, metallic plate and some the second insulating heat-conductive pads.Radiator comprises installed surface and radiating surface, installed surface is fixed on the side of printed circuit board (PCB) away from some many power devices, the first insulating heat-conductive pad is fixed between installed surface and the printed circuit board (PCB), metallic plate offers groove, metallic plate is fixed on the side that printed circuit board (PCB) has some many power devices and some many power devices are housed in the groove, is fixed with described second an insulating heat-conductive pad between each many power device and the bottom portion of groove.
As the further improvement of such scheme, radiator, the first insulating heat-conductive pad, printed circuit board (PCB), metallic plate adopt screw fixing together.
As the further improvement of such scheme, bottom portion of groove offers some blind holes, adjacently is separated with a described blind hole between between the power device more than two.
The utility model also relates to a kind of electronic installation, it is equipped with printed circuit board (PCB), some many power devices and two-side radiation structure, some many power devices electrically are welded on the side of printed circuit board (PCB), the two-side radiation structure comprises radiator, the first insulating heat-conductive pad, metallic plate and some the second insulating heat-conductive pads, radiator comprises installed surface and radiating surface, installed surface is fixed on the side of printed circuit board (PCB) away from some many power devices, the first insulating heat-conductive pad is fixed between installed surface and the printed circuit board (PCB), metallic plate offers groove, metallic plate is fixed on the side that printed circuit board (PCB) has some many power devices and some many power devices are housed in the groove, is fixed with described second an insulating heat-conductive pad between each many power device and the bottom portion of groove.
As the further improvement of such scheme, radiator, the first insulating heat-conductive pad, printed circuit board (PCB), metallic plate adopt screw fixing together.
As the further improvement of such scheme, bottom portion of groove offers some blind holes, adjacently is separated with a described blind hole between between the power device more than two.
The two-side radiation structure of many power devices that the utility model provides and the advantage of electronic installation with two-side radiation structure of described many power devices are: can improve radiating efficiency, when the heat radiation of guaranteed output device requires, saved the volume of radiator.
Description of drawings
The structural representation of the two-side radiation structure embodiment of many power devices of the electronic installation that Fig. 1 provides for the utility model better embodiment.
Main symbol description: radiator 1, screw 2, the first insulating heat-conductive pad 3, printed circuit board 4, power device 5, the second insulating heat-conductive pad 6, metallic plate 7, installed surface 8, radiating surface 9, groove 10, blind hole 11.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1, electronic installation comprises printed circuit board (PCB) 4, some many power devices 5 and two-side radiation structure, and the two-side radiation structure comprises radiator 1, screw 2, the first insulating heat-conductive pad 3, some the second insulating heat-conductive pads 6, metallic plate 7.
Some many power devices 5 electrically are welded on the side of printed circuit board (PCB) 4.Radiator 1 comprises installed surface 8 and radiating surface 9, and installed surface 8 is fixed on the side of printed circuit board (PCB) 4 away from some many power devices 5.The first insulating heat-conductive pad 3 is fixed between installed surface 8 and the printed circuit board (PCB) 4.Metallic plate 7 offers groove 10, metallic plate 7 is fixed on the side that printed circuit board (PCB) 4 has some many power devices 5 and some many power devices 5 are housed in the groove 10, is fixed with described second an insulating heat-conductive pad 6 between each many power device 5 and groove 10 bottoms.Groove 10 bottoms can offer some blind holes 11, adjacently are separated with a described blind hole 11 between between the power device 5 more than two.
The first insulating heat-conductive pad 3 is arranged between radiator 1 and the printed circuit board 4, power device 5 is smooth on printed circuit board 1, this is because radiator 1 is generally metal material, if directly contact with the surface pads of printed circuit board 4, because the surface pads Potential Distributing of printed circuit board 4 is inhomogeneous, very easily form short circuit, burn out components and parts and namely burn out power device 5, affect the normal operation of electronic installation.
The second insulating heat-conductive pad 6 is arranged on power device 5 and fixedly between the metallic plate 7 of printed circuit board 4, this is because fixedly the metallic plate 7 of printed circuit board 4 is metal material, if directly contact with the surface of power device 5, because the surface potential skewness of power component 5, very easily form short circuit, burn out power component 5, affect the normal operation of electronic installation.
Therefore, the utility model can improve radiating efficiency by using the two-side radiation structure of above-mentioned many power devices 5, when the heat radiation of guaranteed output device 5 requires, has saved the volume of radiator 1.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (6)
1. the two-side radiation structure of power device more than a kind, some many power devices electrically are welded on the side of printed circuit board (PCB), the two-side radiation structure comprises radiator and the first insulating heat-conductive pad, radiator comprises installed surface and radiating surface, installed surface is fixed on the side of printed circuit board (PCB) away from some many power devices, the first insulating heat-conductive pad is fixed between installed surface and the printed circuit board (PCB), it is characterized in that, the two-side radiation structure also comprises metallic plate and some the second insulating heat-conductive pads, metallic plate offers groove, metallic plate is fixed on the side that printed circuit board (PCB) has some many power devices and some many power devices are housed in the groove, is fixed with described second an insulating heat-conductive pad between each many power device and the bottom portion of groove.
2. the two-side radiation structure of many power devices as claimed in claim 1 is characterized in that, radiator, the first insulating heat-conductive pad, printed circuit board (PCB), metallic plate adopt screw fixing together.
3. the two-side radiation structure of many power devices as claimed in claim 1 or 2 is characterized in that, bottom portion of groove offers some blind holes, adjacently is separated with a described blind hole between between the power device more than two.
4. electronic installation, it is equipped with printed circuit board (PCB), some many power devices and two-side radiation structure, some many power devices electrically are welded on the side of printed circuit board (PCB), the two-side radiation structure comprises radiator and the first insulating heat-conductive pad, radiator comprises installed surface and radiating surface, installed surface is fixed on the side of printed circuit board (PCB) away from some many power devices, the first insulating heat-conductive pad is fixed between installed surface and the printed circuit board (PCB), it is characterized in that, the two-side radiation structure also comprises metallic plate and some the second insulating heat-conductive pads, metallic plate offers groove, metallic plate is fixed on the side that printed circuit board (PCB) has some many power devices and some many power devices are housed in the groove, is fixed with described second an insulating heat-conductive pad between each many power device and the bottom portion of groove.
5. electronic installation as claimed in claim 4 is characterized in that, radiator, the first insulating heat-conductive pad, printed circuit board (PCB), metallic plate adopt screw fixing together.
6. such as claim 4 or 5 described electronic installations, it is characterized in that, bottom portion of groove offers some blind holes, adjacently is separated with a described blind hole between between the power device more than two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220530076 CN202918632U (en) | 2012-10-15 | 2012-10-15 | Double-sided cooling structure of multi-power components and electronic device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220530076 CN202918632U (en) | 2012-10-15 | 2012-10-15 | Double-sided cooling structure of multi-power components and electronic device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918632U true CN202918632U (en) | 2013-05-01 |
Family
ID=48166907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220530076 Expired - Lifetime CN202918632U (en) | 2012-10-15 | 2012-10-15 | Double-sided cooling structure of multi-power components and electronic device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202918632U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT14114U1 (en) * | 2013-09-20 | 2015-04-15 | Mikroelektronik Ges Mit Beschränkter Haftung Ab | Support plate for a power electronics module |
| CN105101747A (en) * | 2014-05-23 | 2015-11-25 | 通用电气公司 | Thermal clamp apparatus for electronic systems |
| WO2017067418A1 (en) * | 2015-10-21 | 2017-04-27 | 中兴通讯股份有限公司 | Heat dissipation structure and method for cooling veneer in extending way |
| CN115474403A (en) * | 2022-08-26 | 2022-12-13 | 华为数字能源技术有限公司 | Electronic device and photovoltaic power optimizer |
-
2012
- 2012-10-15 CN CN 201220530076 patent/CN202918632U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT14114U1 (en) * | 2013-09-20 | 2015-04-15 | Mikroelektronik Ges Mit Beschränkter Haftung Ab | Support plate for a power electronics module |
| CN105101747A (en) * | 2014-05-23 | 2015-11-25 | 通用电气公司 | Thermal clamp apparatus for electronic systems |
| WO2017067418A1 (en) * | 2015-10-21 | 2017-04-27 | 中兴通讯股份有限公司 | Heat dissipation structure and method for cooling veneer in extending way |
| CN115474403A (en) * | 2022-08-26 | 2022-12-13 | 华为数字能源技术有限公司 | Electronic device and photovoltaic power optimizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |