CN208242067U - Power device radiating structure - Google Patents
Power device radiating structure Download PDFInfo
- Publication number
- CN208242067U CN208242067U CN201820445884.5U CN201820445884U CN208242067U CN 208242067 U CN208242067 U CN 208242067U CN 201820445884 U CN201820445884 U CN 201820445884U CN 208242067 U CN208242067 U CN 208242067U
- Authority
- CN
- China
- Prior art keywords
- radiating
- power device
- wiring board
- radiator
- radiating part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000011889 copper foil Substances 0.000 claims abstract description 12
- 239000007769 metal material Substances 0.000 claims abstract description 4
- 230000017525 heat dissipation Effects 0.000 claims description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 239000006071 cream Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The power device radiating structure that the purpose of the utility model is to provide a kind of structures simply, can radiate to multiple power devices.To achieve the above object, the utility model adopts the following technical solution: a kind of power device radiating structure, including wiring board, the wiring board is equipped with radiator and several power devices, the radiator is made of metal material, the radiator has at least two fixed parts and at least two radiating parts, the PCB surface is equipped with copper foil, the fixed part of the radiating block and the pad of power device are fixedly welded on wiring board, and make copper foil between fixed part and wiring board, between pad and wiring board, the fixed part of the radiating block is arranged in parallel with wiring board, the radiating part of the radiating block is vertically arranged with wiring board, every two radiating part is located between two fixed parts, the radiating part lower end is connected with fixed part edge, and interconnecting piece is equipped between radiating part and fixed part.
Description
Technical field
The utility model relates to a kind of power device radiating structures.
Background technique
On wiring board to be provided with power device, power device can generate heat when working more, if heat cannot scatter for a long time,
Power device will be burned out, and the performance of equipment also will receive influence, on wiring board to be equipped in order to make power device radiate more
Radiator.But the limitation of the space size as locating for wiring board, many radiators can not be installed.Existing heat spreader structures are complicated,
And power device is too many on wiring board, existing radiator can not radiate to each power device.
Summary of the invention
The power device that the purpose of the utility model is to provide a kind of structures simply, can radiate to multiple power devices
Radiator structure.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of power device radiating structure, including line
Road plate, the wiring board are equipped with radiator and several power devices, and the radiator is made of metal material, the radiator
With at least two fixed parts and at least two radiating parts, the PCB surface is equipped with copper foil, the fixed part of the radiating block
And the pad of power device is fixedly welded on wiring board, and makes copper foil between fixed part and wiring board, pad and line
Between the plate of road, fixed part and the wiring board of the radiating block are arranged in parallel, and the radiating part of the radiating block is vertical with wiring board to be set
Set, every two radiating part is located between two fixed parts, and the radiating part lower end is connected with fixed part edge, and radiating part with consolidate
Determine to be equipped with interconnecting piece between portion.
When power device is started to work, heat is transmitted on the fixed part of power device by pad and copper foil, then
Heat is transmitted in air through radiating part, to realize heat dissipation.The heat spreader structures of the utility model are simple, by vertically arranged
Radiating part is to increase heat dissipation area, to improve heat dissipation effect.
Preferably, the radiator is folded by one piece of stripe board, the radiating part include one section of radiating part and
Two sections of radiating part, one section of lower end of the radiating part is connected with fixed part, and the radiating part of the radiator folds so that radiating part one
Duan Shangduan is connected with two sections of upper ends of radiating part, two sections of lower ends of radiating part are connected with interconnecting piece one end, two sections of lower ends of the radiating part
Height be higher than one section of lower end of radiating part height, between the interconnecting piece and wiring board formed have the gap.The utility model dissipates
Technique needed for the manufacture of hot device is relatively simple, can SMD large-scale production.And the utility model does not need radiator and power device
It directly contacts, radiator can be directly installed on the wiring board in small space.
Preferably, the fixed part is formed with several perforative through-holes up and down.It is welded and fixed, is dissipated when radiator
With the presence of tin cream between copper foil on hot device fixed part and wiring board, tin cream is heated to be melted, and part tin cream extends in through-hole, so that solid
The tin cream determined between portion and copper foil is more uniform, to improve radiator fixed effect and heat dissipation effect.
Preferably, the width of the power device is greater than width intermarginal outside two adjacent radiating parts, and power device
The width of part is less than width intermarginal outside two adjacent fixed parts, corresponding two radiating parts of each power device.Above-mentioned setting
To improve power device heat dissipation effect.
The utility model has the advantages that good heat dissipation effect, can radiate to multiple power devices.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of radiator, wiring board and the power device cooperation of the utility model；
Fig. 2 is another structural schematic diagram of radiator, wiring board and the power device cooperation of the utility model；
Fig. 3 is a kind of structural schematic diagram of the radiator of the utility model；
Fig. 4 is the heat spreader structures schematic diagram suitable for multiple power devices of the utility model.
Specific embodiment
The utility model is further described below according to the drawings and specific embodiments.
As shown in Fig. 1 to Fig. 4, a kind of power device radiating structure of the utility model, including wiring board 1, on wiring board 1
Equipped with radiator 2 and several power devices 3, radiator 2 is made of metal material, and radiator 2 has at least two fixed parts 21
With at least two radiating parts 22,1 surface of wiring board is equipped with copper foil 11, the fixed part 21 of radiating block 2 and the pad 31 of power device
Be fixedly welded on wiring board 1, and make copper foil 11 between fixed part 21 and wiring board 1, pad 31 and wiring board 1 it
Between, fixed part 21 and the wiring board 1 of radiator 2 are arranged in parallel, and radiating part 22 and the wiring board 1 of radiator 2 are vertically arranged, and every two
A radiating part 22 is located between two fixed parts 21, and 22 lower end of radiating part is connected with 21 edge of fixed part, and radiating part 22 with consolidate
Determine to be equipped with interconnecting piece 23 between portion 21.
Radiator 2 is folded by one piece of stripe board, and radiating part 22 includes one section 221 of radiating part and two sections of radiating part
222, one section of 221 lower end of radiating part is connected with fixed part 21, and the radiating part 22 of radiator 2 folds so that on one section 221 of radiating part
End is connected with two section of 222 upper end of radiating part, two section of 222 lower end of radiating part is connected with 23 one end of interconnecting piece, under two section 222 of radiating part
The height at end is higher than the height of one section of 221 lower end of radiating part, is formed and is had the gap between interconnecting piece 23 and wiring board 1.Wherein, fixed
Portion 21 is formed with several perforative through-holes 211 up and down.The width of power device 3 is greater than intermarginal outside two adjacent radiating parts 22
Width, and the width of power device 3 is less than width intermarginal outside two adjacent fixed parts 21.
As shown in Fig. 1, Fig. 4, carry out radiator 2 in use, according to 3 determination of amount radiator 2 of power device dissipate
The quantity in hot portion 22, so that each power device 3 corresponds to two radiating parts 22.
When power device is started to work, heat is transmitted on the fixed part of power device by pad and copper foil, then
Heat is transmitted in air through radiating part, to realize heat dissipation.Technique needed for the manufacture of the utility model radiator is relatively simple, dissipates
Hot device is folded by a fast stripe board, can SMD large-scale production.And not need radiator straight with power device for the utility model
Contact, radiator can be directly installed on the wiring board in small space.The utility model has good heat dissipation effect, energy right
The advantages of multiple power devices are radiated.
Claims (4)
1. a kind of power device radiating structure, it is characterised in that including wiring board, the wiring board is equipped with radiator and several
Power device, the radiator are made of metal material, and the radiator has at least two fixed parts and at least two heat dissipations
Portion, the PCB surface are equipped with copper foil, and the fixed part of the radiating block and the pad of power device are fixedly welded on route
On plate, and make copper foil between fixed part and wiring board, between pad and wiring board, the fixed part and route of the radiating block
Plate is arranged in parallel, and radiating part and the wiring board of the radiating block are vertically arranged, and every two radiating part is located between two fixed parts,
The radiating part lower end is connected with fixed part edge, and interconnecting piece is equipped between radiating part and fixed part.
2. power device radiating structure according to claim 1, it is characterised in that the radiator is rolled over by one piece of stripe board
Folded to form, the radiating part includes one section and two sections of radiating part of radiating part, and one section of lower end of the radiating part is connected with fixed part,
The radiating part of the radiator fold so that one section of upper end of radiating part be connected with two sections of upper ends of radiating part, two sections of lower ends of radiating part and
Interconnecting piece one end is connected, and the height of two sections of lower ends of radiating part is higher than the height of one section of lower end of radiating part, the interconnecting piece with
It is formed and is had the gap between wiring board.
3. power device radiating structure according to claim 1, it is characterised in that the fixed part is formed with above and below several
Perforative through-hole.
4. power device radiating structure according to claim 1, it is characterised in that the width of the power device is greater than phase
Intermarginal width outside two adjacent radiating parts, and the width of power device is less than width intermarginal outside two adjacent fixed parts,
Corresponding two radiating parts of each power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820445884.5U CN208242067U (en) | 2018-03-31 | 2018-03-31 | Power device radiating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820445884.5U CN208242067U (en) | 2018-03-31 | 2018-03-31 | Power device radiating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208242067U true CN208242067U (en) | 2018-12-14 |
Family
ID=64585177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820445884.5U Withdrawn - After Issue CN208242067U (en) | 2018-03-31 | 2018-03-31 | Power device radiating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208242067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323129A (en) * | 2018-03-31 | 2018-07-24 | 横店集团英洛华电气有限公司 | Power device radiating structure |
-
2018
- 2018-03-31 CN CN201820445884.5U patent/CN208242067U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323129A (en) * | 2018-03-31 | 2018-07-24 | 横店集团英洛华电气有限公司 | Power device radiating structure |
| CN108323129B (en) * | 2018-03-31 | 2023-12-22 | 浙江联宜电机有限公司 | Radiating structure of power device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181214 Effective date of abandoning: 20231222 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181214 Effective date of abandoning: 20231222 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |