CN205356934U - Spiral bellows type water -cooling board - Google Patents
Spiral bellows type water -cooling board Download PDFInfo
- Publication number
- CN205356934U CN205356934U CN201620059611.8U CN201620059611U CN205356934U CN 205356934 U CN205356934 U CN 205356934U CN 201620059611 U CN201620059611 U CN 201620059611U CN 205356934 U CN205356934 U CN 205356934U
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- China
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- helical corrugation
- base plate
- cover plate
- substrate
- water stream
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Abstract
The utility model discloses a spiral bellows type water -cooling board, including apron and base plate, inside spiral corrugated groove and a plurality of supporting shoe of being equipped with of apron all is equipped with a plurality of heat dissipation corrugated plates with the base plate internal surface in the spiral corrugated groove, substrate bonding on apron spiral corrugated groove with spiral corrugated groove form helical corrugation rivers passageway, the inside water conservancy diversion hole that is equipped with of base plate, the base plate side is equipped with rivers channel entrance and the rivers passageway exports, the upper and lower two sides of base plate all is equipped with the apron and cloth has helical corrugation rivers passageway. The utility model discloses a spiral bellows type water -cooling board effectively strengthens heat radiating area and eddy current effect through design helical corrugation rivers access structure, and all be equipped with the apron and its cloth has helical corrugation rivers passageway on the two sides about the base plate, and two -sided heat dissipation about adopting reduces the thermal resistance by a wide margin, satisfies high power device heat dissipation requirement.
Description
Technical field
This utility model relates to heat sink technology field, particularly relates to a kind of suitable in the helical corrugation formula cooled plate at high-power thyristor, IGBT power electronic power device water-cooling.
Background technology
Reliability requirement, performance indications, power density etc. are required to improve further by modern electronic equipment, and the thermal design of electronic equipment is also more and more important.Power device is the Primary Component in most electronic equipment, and the quality of its duty directly affects whole aircraft reliability, safety and service life.The heat sink conception of power device except effectively dissipating heat, reliability also it is critical that.
Conducting and switching loss operationally can be produced, it is therefore desirable to cooling device is installed and dispels the heat, to reduce the junction temperature of power device, it is ensured that work IGBT components and parts are normal, reliability service under allowing temperature when work IGBT components and parts.The type of cooling of current power device mainly has air-cooled, water-cooled and heat pipe etc., further raising along with device performance requirements and power density, cooling requirements is also more and more harsh, consider from reliability, power device is cooled down by the water-filled radiator that general selection radiating efficiency is high, owing to low discharge high power consumption becomes a kind of trend, and the straight channel structure of routine is difficult to high power density cooling requirement, it is necessary to adopt strengthening heat dissipation technology.
Traditional water-filled radiator is by opening straight trough on water-cooling base plate, again in centre, water-cooling cover plate is pressed from both sides one layer of solder sheet with substrate to be welded together by vacuum brazing, install electronic device in cover plate face, the cover plate of employing mostly is thin-walled plate structures to reduce radiator thermal-conduction resistance requirement.Visible existing cooled plate runner is simple, and heat dispersion is low and there is risk of leaking during the mounting related components of cover plate face.
Utility model content
The purpose of this utility model there is provided a kind of helical corrugation formula cooled plate, cannot adapt to, for above-mentioned electronic equipment water-cooling system, the problem that in existing electronic equipment, heater element power increases.
The technical solution adopted in the utility model is as follows:
A kind of helical corrugation formula cooled plate, including cover plate and substrate, helical corrugation groove and several bracers it is provided with inside described cover plate, it is designed with some pieces of radiatinig corrugated sheets with substrate inner surface in helical corrugation groove, described baseplate-laminating forms helical corrugation water stream channel with described helical corrugation groove on cover plate helical corrugation groove, it is provided with pod apertures inside described substrate, substrate side surfaces is provided with water stream channel entrance and water stream channel outlet, and described substrate upper and lower surface is designed with cover plate and is furnished with helical corrugation water stream channel.
Described cover plate welds welding procedure with substrate by agitating friction and is connected, and adopts temper technique to eliminate internal stress at agitating friction postwelding.Adopt agitating friction postwelding to eliminate internal stress by temper technique again, it is prevented that workpiece deformation, cracking, effectively support pressure-bearing, improve product reliability.
Described helical corrugation water stream channel overall structure is the one in circular, square, polygon.
When this utility model uses, then coolant ingoing stream feeder connection flows out from water stream channel outlet then through helical corrugation water stream channel through pod apertures, thus being taken away by heat on cover plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) helical corrugation formula cooled plate of the present utility model is by designing helical corrugation water stream channel structure, effectively strengthen area of dissipation and eddy current effect, and it is designed with cover plate and it is furnished with helical corrugation water stream channel at substrate upper and lower surface, adopt upper and lower two-side radiation, thermal resistance is greatly lowered, meets high power device cooling requirements.
(2) helical corrugation formula cooled plate of the present utility model, sets several bracers in its cover plate, effectively supports pressure-bearing, improves product reliability.
(3) helical corrugation formula cooled plate of the present utility model, described cover plate welds welding procedure with substrate by agitating friction and is connected, and adopt temper technique to eliminate internal stress at agitating friction postwelding, adopt agitating friction weldering welding procedure postwelding to do temper and eliminate internal stress, prevent workpiece deformation, cracking, improve product reliability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is this utility model overall package schematic diagram；
Fig. 3 is helical corrugation water stream channel structural representation in embodiment 1.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model will be further described.
Embodiment 1:
Referring to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, a kind of helical corrugation formula cooled plate, including cover plate 001 and substrate 002, described cover plate 001 is internal is provided with helical corrugation groove 003 and several bracers 008, it is designed with some pieces of radiatinig corrugated sheets 009 with substrate 002 inner surface in helical corrugation groove 003, described substrate 002 is fitted on cover plate 001 helical corrugation groove and described helical corrugation groove 003 forms helical corrugation water stream channel 007, described substrate 002 is internal is provided with pod apertures 004, substrate 002 side is provided with water stream channel entrance 005 and water stream channel outlet 006, described substrate 002 upper and lower surface is designed with cover plate 001 and is furnished with helical corrugation water stream channel 007.Described cover plate 001 welds welding procedure with substrate 002 by agitating friction and is connected, and adopts temper technique to eliminate internal stress at agitating friction postwelding, and described helical corrugation water stream channel 007 overall structure is circular.
When this utility model uses, then coolant ingoing stream feeder connection 005 exports 006 outflow from water stream channel through pod apertures 004 then through helical corrugation water stream channel 007, thus being taken away by heat on cover plate.Helical corrugation formula cooled plate of the present utility model is by designing helical corrugation water stream channel 007 structure, effectively strengthen area of dissipation and eddy current effect, and it is designed with cover plate and it is furnished with helical corrugation water stream channel at substrate upper and lower surface, adopt upper and lower two-side radiation, thermal resistance is greatly lowered, meets high power device cooling requirements；In cover plate 001, set several bracers 008, effectively support pressure-bearing, improve product reliability.Described cover plate 001 welds welding procedure with substrate 002 by agitating friction and is connected, and adopt temper technique to eliminate internal stress at agitating friction postwelding, adopt agitating friction weldering welding procedure postwelding to do temper and eliminate internal stress, it is prevented that workpiece deformation, cracking, improve product reliability.
Claims (3)
1. a helical corrugation formula cooled plate, it is characterized in that: include cover plate and substrate, helical corrugation groove and several bracers it is provided with inside described cover plate, it is designed with some pieces of radiatinig corrugated sheets with substrate inner surface in helical corrugation groove, described baseplate-laminating forms helical corrugation water stream channel with described helical corrugation groove on cover plate helical corrugation groove, it is provided with pod apertures inside described substrate, substrate side surfaces is provided with water stream channel entrance and water stream channel outlet, and described substrate upper and lower surface is designed with cover plate and is furnished with helical corrugation water stream channel.
2. helical corrugation formula cooled plate according to claim 1, it is characterised in that: described cover plate welds welding procedure with substrate by agitating friction and is connected, and adopts temper technique to eliminate internal stress at agitating friction postwelding.
3. helical corrugation formula cooled plate according to claim 1, it is characterised in that: described helical corrugation water stream channel overall structure is the one in circular, square, polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059611.8U CN205356934U (en) | 2016-01-21 | 2016-01-21 | Spiral bellows type water -cooling board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059611.8U CN205356934U (en) | 2016-01-21 | 2016-01-21 | Spiral bellows type water -cooling board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205356934U true CN205356934U (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620059611.8U Active CN205356934U (en) | 2016-01-21 | 2016-01-21 | Spiral bellows type water -cooling board |
Country Status (1)
| Country | Link |
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| CN (1) | CN205356934U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260331A (en) * | 2018-01-19 | 2018-07-06 | 合肥中科离子医学技术装备有限公司 | It is a kind of to carry efficient radiator using double-side efficient water-cooling spiral structure |
| CN109952001A (en) * | 2019-04-01 | 2019-06-28 | 爱美达（上海）热能系统有限公司 | A kind of Bi-friction Stirring Welding cold plate and its processing method |
| CN110072374A (en) * | 2019-06-04 | 2019-07-30 | 洛阳磊佳电子科技有限公司 | A kind of Combined hollow liquid cooling boxboard encapsulating structure |
-
2016
- 2016-01-21 CN CN201620059611.8U patent/CN205356934U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108260331A (en) * | 2018-01-19 | 2018-07-06 | 合肥中科离子医学技术装备有限公司 | It is a kind of to carry efficient radiator using double-side efficient water-cooling spiral structure |
| CN109952001A (en) * | 2019-04-01 | 2019-06-28 | 爱美达（上海）热能系统有限公司 | A kind of Bi-friction Stirring Welding cold plate and its processing method |
| CN109952001B (en) * | 2019-04-01 | 2024-02-27 | 宝德(上海)科技有限公司 | Double-sided friction stir welding cold plate and processing method thereof |
| CN110072374A (en) * | 2019-06-04 | 2019-07-30 | 洛阳磊佳电子科技有限公司 | A kind of Combined hollow liquid cooling boxboard encapsulating structure |
| CN110072374B (en) * | 2019-06-04 | 2024-01-30 | 洛阳磊佳电子科技有限公司 | Combined hollow liquid cooling box board packaging structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 245300 Jinping Road, eco industrial park, Jixi County, Xuancheng, Anhui Province, No. 19 Patentee after: Anhui Xiang Bo heat transfer technology Co., Ltd. Address before: 245300 eco industrial park, Jixi County, Anhui, Xuancheng Patentee before: Anhui Heyi Electrical Technology Co., Ltd. |