CN202634974U - Heat dissipation structure and power unit possessing heat dissipation structure - Google Patents
Heat dissipation structure and power unit possessing heat dissipation structure Download PDFInfo
- Publication number
- CN202634974U CN202634974U CN 201220147604 CN201220147604U CN202634974U CN 202634974 U CN202634974 U CN 202634974U CN 201220147604 CN201220147604 CN 201220147604 CN 201220147604 U CN201220147604 U CN 201220147604U CN 202634974 U CN202634974 U CN 202634974U
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- cavity
- radiator
- fan
- structural member
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 title abstract description 7
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The utility model provides a heat dissipation structure, comprising a heating device, a radiator, a fan and a structure member, wherein two sides of the radiator are separated into a first cavity and a second cavity which are independent by a radiator substrate and the structure member. The heating device is located in the first cavity and the fan is located in the second cavity. The structure member between the first cavity and the second cavity is provided with air vents or ventilating slots communicating the first cavity and the second cavity. The utility model also provides a power unit possessing the heat dissipation structure. According to the utility model, the structure member is provided with air vents or ventilating slots; part of superfluous air quantity in the second cavity is supplied to the first cavity for use under the condition of not increasing costs, which does influence heat dissipation of the second cavity but can improve heat dissipation of the first cavity.
Description
Technical field
The utility model relates to radiator structure, more particularly, relates to a kind of radiator structure and has the power cell of this radiator structure.
Background technology
In electronic power converter, thermal design has fundamental influence to reliability of products, therefore need carry out rational structure layout and good air channel design.
As shown in Figure 1, be the structural representation of existing power cell.This power cell is made up of radiator 11, power device 12, fan 13, structural member 14, and wherein radiator 11 is arranged in an independently closed cavity that is separated basically by structural member 14 and radiator 11 with fan 13.Power device 12 is arranged in the top of the substrate of radiator 11, and related single-boards then is arranged in the cavity above the radiator 11.
In above-mentioned power cell, the air channel of fan 13 is fully through radiator 11 place cavitys, good heat dissipation effect, fan utilance height.Therefore the said structure of power cell is widely used in the power electronic equipment, and amplifies out various variations thus, for example fan or blowing or exhausting, power cell horizontal positioned or vertical placement etc.
But continuous increase along with the power density of power cell; The layout of power cell requires more and more compacter; Therefore many times need fully utilize the space of power device top; Especially power device is a pcb board, for example has a lot of heating parts on the pcb board, comprises drive circuit, bus capacitor, power resistor etc.These devices need good ventilation condition equally.If power cell structure above continuing to adopt, then radiator top device heating problem just is difficult for solving.
The utility model content
The technical problem that the utility model will solve is, to the problem of above-mentioned power cell poor heat radiation, a kind of radiator structure is provided and has the power cell of this radiator structure.
The technical scheme that the utility model solves the problems of the technologies described above is; A kind of radiator structure is provided; Comprise heater members, radiator, fan and structural member; The both sides of wherein said radiator are separated into independently first cavity and second cavity by radiator base plate and structural member, and said heater members is positioned at first cavity and said fan is positioned at second cavity, and the structural member between said first cavity and second cavity is provided with ventilation hole or the ventilation slot that is communicated with said first cavity and second cavity.
In the described radiator structure of the utility model, said ventilation hole or ventilation slot are positioned on the structural member of said fan top.
In the described radiator structure of the utility model, comprise the radiating fin that is positioned on the said radiator in said second cavity, said radiating fin is positioned at a side of fan and forms the air channel.
In the described radiator structure of the utility model, said power device evenly is emitted on the substrate of the radiator in second cavity.
The utility model also provides a kind of power cell; Comprise housing and the power device, radiator, fan and the structural member that are positioned at said housing; Wherein said radiator and fan respectively through construct in said housing and the both sides of said radiator be separated into independently first cavity and second cavity by the substrate and the structural member of radiator; Said power device is positioned at first cavity and said fan is positioned at second cavity, and the structural member between said first cavity and second cavity is provided with ventilation hole or the ventilation slot that is communicated with said first cavity and second cavity.
In the described power cell of the utility model, said ventilation hole or ventilation slot are positioned on the structural member of said fan top.
In the described power cell of the utility model, comprise the radiating fin that is positioned on the said radiator in said second cavity, said radiating fin is positioned at a side of fan and forms the air channel.
In the described power cell of the utility model, said power device evenly is emitted on the substrate of the radiator in second cavity.
In the described power cell of the utility model, said power device comprises pcb board.
In the described power cell of the utility model, the top of said fan is higher than the top of radiator
The radiator structure of the utility model and have the power cell of this radiator structure; Through on structural member, increasing ventilation hole or ventilation slot; Tell a part and use for first cavity not increasing air quantity under the condition of cost that second cavity is unnecessary; Neither influence the heat radiation of second cavity, can improve the heat radiation of first cavity again.
Description of drawings
Fig. 1 is the sketch map of existing power cell radiator structure.
Fig. 2 is the sketch map of the utility model radiator structure embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 2, be the sketch map of the utility model radiator structure embodiment.In the present embodiment; Radiator structure comprises heater members, radiator 21, fan 22 and structural member 23, and wherein the both sides of radiator 21 are separated into independently first cavity (being arranged in the top of the radiator base plate of Fig. 2) and second cavity (being arranged in the below of the radiator base plate of Fig. 2) by radiator base plate and structural member 23.In said structure, heater members is positioned at first cavity and fan is positioned at second cavity, and the structural member 23 between first cavity and second cavity is provided with the ventilation hole 25 that is communicated with first cavity and second cavity.In practical application, above-mentioned ventilation hole 25 also can use ventilation slot to replace.
In above-mentioned radiator structure, in order to realize preferable radiating effect, ventilation hole 25 (or ventilation slot) can be positioned on the structural member 23 of fan top and the outlet air surface of this part-structure spare and fan 22 forms certain angle (for example greater than 0 ° and be less than or equal to 90 °).Like this, fan 22 can be directly be blown into first cavity (or from first cavity extract heat air) via ventilation hole 25 (or ventilation slot) with cold air.
Especially, can comprise the radiating fin that is positioned on the radiator 21 in above-mentioned second cavity, this radiating fin is in a side of fan 22 and between radiating fin, form the air channel.
In above-mentioned radiator structure, in order to realize heat radiation better, power device evenly is emitted on the substrate of the radiator 21 in second cavity, for example is attached on the substrate of radiator 21 through heat-conducting glue.
The utility model also provides a kind of power cell with above-mentioned radiator structure.Particularly; This power cell comprises housing and the power device, radiator, fan and the structural member that are positioned at housing; Wherein radiator and fan respectively through construct in housing and the both sides of radiator be separated into independently first cavity and second cavity (power device is positioned at first cavity and said fan is positioned at second cavity) by the substrate and the structural member of radiator, the structural member between first cavity and second cavity is provided with ventilation hole or the ventilation slot that is communicated with first cavity and second cavity.
Preferably, ventilation hole in the above-mentioned power cell or ventilation slot are positioned on the structural member of fan top, and the outlet air surface of this part-structure spare and fan forms certain angle (for example greater than 0 ° and be less than or equal to 90 °), discharge thereby be beneficial in first cavity heat.In addition, can make the top of fan be higher than the top of radiator, thereby be beneficial to the first cavity air draft or air-breathing.
In addition, comprise the radiating fin that is positioned on the radiator in above-mentioned second cavity, this radiating fin is positioned at a side of fan and forms the air channel.
In above-mentioned power cell, power device evenly is emitted on the substrate of the radiator in second cavity, for example is attached on the substrate of radiator through heat-conducting glue.Especially, above-mentioned power device is a pcb board.
The above; Be merely the preferable embodiment of the utility model; But the protection range of the utility model is not limited thereto; Any technical staff who is familiar with the present technique field is in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection range of the utility model.Therefore, the protection range of the utility model should be as the criterion with the protection range of claim.
Claims (10)
1. radiator structure; Comprise heater members, radiator, fan and structural member; The both sides of wherein said radiator are separated into independently first cavity and second cavity by radiator base plate and structural member; Said heater members is positioned at first cavity and said fan is positioned at second cavity, it is characterized in that: the structural member between said first cavity and second cavity is provided with ventilation hole or the ventilation slot that is communicated with said first cavity and second cavity.
2. radiator structure according to claim 1 is characterized in that: said ventilation hole or ventilation slot are positioned on the structural member of said fan top.
3. radiator structure according to claim 1 and 2 is characterized in that: comprise the radiating fin that is positioned on the said radiator in said second cavity, said radiating fin is positioned at a side of fan and forms the air channel.
4. radiator structure according to claim 1 and 2 is characterized in that: said power device evenly is emitted on the substrate of the radiator in second cavity.
5. power cell; Comprise housing and the power device, radiator, fan and the structural member that are positioned at said housing; Wherein said radiator and fan respectively through construct in said housing and the both sides of said radiator be separated into independently first cavity and second cavity by the substrate and the structural member of radiator; Said power device is positioned at first cavity and said fan is positioned at second cavity, it is characterized in that: the structural member between said first cavity and second cavity is provided with ventilation hole or the ventilation slot that is communicated with said first cavity and second cavity.
6. power cell according to claim 5 is characterized in that: said ventilation hole or ventilation slot are positioned on the structural member of said fan top.
7. according to claim 5 or 6 described power cells, it is characterized in that: comprise the radiating fin that is positioned on the said radiator in said second cavity, said radiating fin is positioned at a side of fan and forms the air channel.
8. according to claim 5 or 6 described power cells, it is characterized in that: said power device evenly is emitted on the substrate of the radiator in second cavity.
9. according to claim 5 or 6 described power cells, it is characterized in that: said power device comprises pcb board.
10. according to claim 5 or 6 described power cells, it is characterized in that: the top of said fan is higher than the top of radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147604 CN202634974U (en) | 2012-04-09 | 2012-04-09 | Heat dissipation structure and power unit possessing heat dissipation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147604 CN202634974U (en) | 2012-04-09 | 2012-04-09 | Heat dissipation structure and power unit possessing heat dissipation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202634974U true CN202634974U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220147604 Expired - Fee Related CN202634974U (en) | 2012-04-09 | 2012-04-09 | Heat dissipation structure and power unit possessing heat dissipation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202634974U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105658026A (en) * | 2014-12-03 | 2016-06-08 | 华为终端（东莞）有限公司 | Electronic terminal |
| CN113038781A (en) * | 2019-12-09 | 2021-06-25 | 清能德创电气技术（北京）有限公司 | Servo driver with independent air duct structure |
| CN114499105A (en) * | 2020-11-12 | 2022-05-13 | 国家能源投资集团有限责任公司 | Isolated grid-connected inverter and photovoltaic power generation system |
| CN114980709A (en) * | 2022-07-28 | 2022-08-30 | 深圳市德兰明海科技有限公司 | Double-air-duct heat dissipation assembly and inverter using same |
-
2012
- 2012-04-09 CN CN 201220147604 patent/CN202634974U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105658026A (en) * | 2014-12-03 | 2016-06-08 | 华为终端（东莞）有限公司 | Electronic terminal |
| CN105658026B (en) * | 2014-12-03 | 2018-11-13 | 华为终端（东莞）有限公司 | A kind of electric terminal |
| CN113038781A (en) * | 2019-12-09 | 2021-06-25 | 清能德创电气技术（北京）有限公司 | Servo driver with independent air duct structure |
| CN114499105A (en) * | 2020-11-12 | 2022-05-13 | 国家能源投资集团有限责任公司 | Isolated grid-connected inverter and photovoltaic power generation system |
| CN114980709A (en) * | 2022-07-28 | 2022-08-30 | 深圳市德兰明海科技有限公司 | Double-air-duct heat dissipation assembly and inverter using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160222 Address after: Shenzhen City, Guangdong province Baoan 518101 District 70 Liu Xian Road two Hongwei Industrial Park building E building 1-3 Patentee after: Shenzhen Inovance Technology Co., Ltd. Patentee after: Suzhou Huichuan Technology Co.,Ltd. Address before: 518101 Guangdong city of Shenzhen province Baoan District no 70 District Liu Xian two road Hongwei Dong Industrial Zone E Patentee before: Shenzhen Inovance Technology Co., Ltd. Patentee before: Suzhou Huichuan Technology Co.,Ltd. Patentee before: Suzhou Monarch Control Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20190409 |