CN205883830U - High -efficient heat abstractor of liquid cooling VPX machine case based on soaking board - Google Patents
High -efficient heat abstractor of liquid cooling VPX machine case based on soaking board Download PDFInfo
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- CN205883830U CN205883830U CN201620783260.5U CN201620783260U CN205883830U CN 205883830 U CN205883830 U CN 205883830U CN 201620783260 U CN201620783260 U CN 201620783260U CN 205883830 U CN205883830 U CN 205883830U
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- soaking
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Abstract
The utility model discloses a high -efficient heat abstractor of liquid cooling VPX machine case based on soaking board, this heat abstractor's structure group becomes to include: the soaking board, upper and lower liquid cooling board, locker, liquid cooling pipeline and joint. Adopt the soaking board with VPX integrated circuit board heat conduction to the liquid cooling cold plate who is located position department about the VPX subrack, the soaking board contacts through locking device and liquid cooling cold plate and has certain packing force, gives the cold drawing through the contact surface with heat transfer.
Description
Technical field
The present invention is to use to force liquid refrigeration technique, liquid cold plate technology and hot pipe technique to realize VPX cabinet high efficiency and heat radiation.
Background technology
The heat dissipating method of VPX cabinet mainly has forced-air heat radiation and forces liquid cooling type radiation at present.Forced air cooling
Radiating mode is to use blower fan that the wind-cooling heat dissipating fin of VPX board is carried out forced convection, is changed by the convection current of air with fin
VPX board heat is walked in the torrid zone.The heat-sinking capability of this heat dissipating method is restricted with heat exchange area by the air stream coefficient of heat transfer, blower fan
Reliability and complete machine environmental suitability also have bigger limitation.Under conditions of environment noise requirement is higher, is not suitable for use forces wind
Cold radiating mode.Using forces the cold mode of liquid to carry out the VPX cabinet dispelled the heat, and exchange capability of heat more air-cooled VPX cabinet obtains
Improve.VPX board is installed on and aluminium sheet or the high metal of other heat conductivitys by the traditional a kind of mode of liquid cold VPX case radiation
On plate, transfer heat to side-walls, sidewall integrated cold drawing function, heat can be taken away by coolant.Another way liquid is cold
VPX plate can also be installed on cooled plate surface by VPX case radiation, is then connected to the cold pipeline of liquid by interface, directly will cooling
Liquid distribution carries out heat exchange to the cold drawing of VPX board.The first radiating mode limits VPX plate due to the heat conductivility of metallic plate
Card heat radiation, it is impossible to effectively dispel the heat under the conditions of high heat flux.Coolant is distributed to each VPX board by the second radiating mode,
So there is the possibility of leakage, safety.
The principle of soaking plate is hot pipe technique, is cavity structure in its plate, by evaporating area, condensing zone, working media and
Capillary structure realizes heat transmission exchange.This technology is typically used in electronic product chip, high heat flux module, by chip
Deng heat be transferred to cold end, cold end low-temperature receiver can be the medium such as air, refrigerating medium.
The present invention proposes and a kind of uses soaking plate the heat of VPX board to be conducted to liquid cold plate to carry out the dress that dispels the heat
Put.This device uses high thermal conductivity coefficient soaking plate to replace fan-cooled radiator to conduct VPX board heat to being positioned on VPX subrack
The liquid cold plate of lower position, soaking plate is contacted by locking device with liquid cold plate, and soaking plate transfers heat to cold drawing,
Finally taken away heat by the cooling medium flowed through in cold drawing.The present invention had both avoided the shortcoming of air-cooled VPX cabinet, improve again
The safety of liquid cold VPX case radiation.
Summary of the invention
Liquid based on the soaking plate cold VPX subrack efficient radiating apparatus that the present invention proposes, air-cooled with traditional VPX cabinet
With forcing liquid-cooled radiating mode to compare, there is greater advantage.Improve the heat-sinking capability of VPX cabinet, it is possible to meet high heat
Current density (200W/cm2VPX board radiating requirements below), single chassis heat dissipation capacity reaches more than 1.5kW；Air-cooled VPX cabinet
Owing to being limited by heat-sink unit, air cooling fin efficiency, its heat-sinking capability of single chassis is less than 1kW, and.Force liquid-cooled
VPX case radiation is more air-cooled to be improved, but VPX board is dispelled the heat by the form such as metallic plate or cold drawing of employing, its thermal source
Heat flow density is usually no more than 100W/cm2, it is impossible to meet more high heat flux cooling requirements.
Liquid based on the soaking plate cold VPX subrack efficient radiating apparatus that the present invention proposes includes snap joint (1), VPX plate
Card (2), soaking plate (4), upper liquid cooling plate (5), lower liquid cooling plate (6), locker (7).Wherein: VPX board (2) is anchored on soaking
On plate (4), thermal source contact soaking plate (4) surface of VPX board (2), conduct heat to soaking plate (4).Upper liquid cold plate
(5), lower liquid cold plate (6) have slot, be provided with the soaking plate (4) of VPX board (2) insert slot and upper liquid cold plate (5),
Lower liquid cold plate (6) contacts.Locker (7) is installed on soaking plate (4) side up and down, tightens locker (7), locker (7)
There is provided pressure soaking plate (4) and upper and lower liquid cold plate (5), (6) contact surface to be compressed, force the cold mode of liquid by liquid low-temperature receiver
Upper and lower liquid cold plate (5), (6) surface heat are taken away.
Use and the invention allows for a kind of liquid based on soaking plate cold VPX subrack high efficiency radiation method, use above-mentioned
Liquid cold VPX subrack efficient radiating apparatus, comprises the steps:
(1) concrete structure profile and thermal source according to VPX board (2) are arranged, design meets cooling requirements and liquid cold VPX machine
The soaking plate (4) of box structure interface, soaking plate (4) has heat radiation and the dual-use function as VPX board (2) installation foundation；
(2) VPX board (2) is installed on soaking plate (4) according to the structure interface designed；
(3) by locker (7) integrated installation in soaking plate (4), the soaking plate (4) that will install VPX board (2) is inserted
Liquid cold VPX cabinet slot；
(4) liquid cold VPX cabinet slot and upper liquid cold plate (5), lower liquid cold plate (6) integrated design, leads to reduce
Thermal resistance, soaking plate (4) contacts with upper liquid cold plate (5), lower liquid cold plate (6) at liquid cold VPX cabinet slot, tightens lock
Tight device (7), locker (7) provides pressure soaking plate (4) to be compressed with upper and lower liquid cold plate (5), (6) contact surface；
(5) liquid low-temperature receiver is connected, by cold drawing by soaking with the snap joint (1) of the intake-outlet of upper and lower liquid cold plate
The heat that plate (4) passes over is taken away, it is achieved heat radiation purpose.
The method mentioned in the present invention has higher cooling requirements to liquid cold plate, can use passage aisle or microchannel high-efficiency
Liquid cold plate, its heat-sinking capability can reach 30-100W/cm2, can meet and heat conductance calls between soaking plate.This cold drawing exists
On the premise of meeting radiating requirements, its uniform temperature is good, and flow resistance is little, and volume is little, applied widely.By soaking plate to VPX plate
The two-dimensional surface extension of card high heat flux thermal source, reduces the heat flow density at conduction of heat, then by the highly effective liquid cooling adapted
Heat is transferred out VPX cabinet by liquid refrigeration technique by cold drawing.Conduct, by the component surface of high heat flux through twice heat
Temperature is reduced to below allowable temperature, it is achieved more reliable work, improves the heat dispersion of liquid cold VPX cabinet.
Accompanying drawing explanation
Fig. 1 is liquid based on soaking plate cold VPX heat-sinking structure of chassis schematic diagram.Wherein 1-snap joint, 2-VPX board,
3-boundary material, 4-high thermal conductivity coefficient heat sink, the upper liquid cooling plate of 5-, liquid cooling plate under 6-, 7-locker.
Fig. 2 is the heat conduction structure schematic diagram of liquid based on soaking plate cold VPX cabinet high efficiency and heat radiation.Wherein 2-VPX board,
4-soaking plate, the upper liquid cooling plate of 5-, liquid cooling plate under 6-, 7-locker.
Detailed description of the invention
Liquid based on soaking plate cold VPX cabinet efficient radiating apparatus structural representation is shown in Fig. 1.The most first for VPX board
Device heat flow density is at 100-200W/cm2Radiating requirements or single VPX board heat dissipation capacity reached the use of more than 100W
Occasion, it is recommended to use VPX board heat is extended then dispelling the heat by soaking plate.The liquid cold VPX subrack that the present invention proposes is efficient
Heat abstractor includes snap joint (1), VPX board (2), soaking plate (4), upper liquid cooling plate (5), lower liquid cooling plate (6), locker
(7).Wherein: VPX board (2) is anchored in soaking plate (4), thermal source contact soaking plate (4) surface of VPX board (2), by heat
Conduct to soaking plate (4).Upper liquid cold plate (5), lower liquid cold plate (6) have slot, are provided with the soaking plate of VPX board (2)
(4) insert slot to contact with upper liquid cold plate (5), lower liquid cold plate (6).Locker (7) is installed on soaking plate (4) side up and down
Face, tightens locker (7), and locker (7) provides pressure by (5), (6) contact surface pressure between soaking plate (4) and upper and lower liquid cold plate
Tightly, by the cold mode of liquid of forcing of liquid low-temperature receiver, upper and lower liquid cold plate (5), (6) surface heat are taken away.Wherein VPX board
(2) and soaking plate (4) contact surface can filling interface Heat Conduction Material (3), to reduce thermal conduction resistance therebetween.Soaking plate (4)
Have employed hot pipe technique, two-dimensional surface has the equivalent heat conductivity of 2000W/m K, the equal of whole two-dimensional surface can be realized
Warm nature.
Liquid based on the soaking plate cold VPX cabinet high efficiency radiation method that the present invention proposes, specific implementation is as follows.
(1) concrete structure profile and thermal source according to VPX board are arranged, design meets cooling requirements and VPX casing structure
The soaking plate (4) of interface, soaking plate has heat radiation and the dual-use function as VPX board installation foundation；
(2) VPX board (2) is installed on soaking plate (4) according to the structure interface designed, at the thermal source of VPX board (2)
Can filling interface Heat Conduction Material (3) with soaking plate (2) contact surface, it is therefore an objective to reduce thermal conduction resistance therebetween；
(3) by locker (7) integrated installation in soaking plate (4), the soaking plate (4) that will install VPX board (2) is inserted
Liquid cold VPX cabinet slot；
(4) liquid cold VPX cabinet slot and upper liquid cold plate (5), lower liquid cold plate (6) integrated design, so reduce
One layer of thermal conduction resistance, soaking plate (4) contacts with upper liquid cold plate (5), lower liquid cold plate (6) at liquid cold VPX cabinet slot,
Tightening locker (7), locker (7) provides pressure soaking plate (4) to be compressed with upper and lower liquid cold plate contact surface；
(5) liquid low-temperature receiver is connected, by cold drawing by soaking with the snap joint (1) of the intake-outlet of upper and lower liquid cold plate
The heat that plate (4) passes over is taken away, it is achieved heat radiation purpose.
Owing to liquid cold VPX cabinet diabatic process is mainly carried out by conduction of heat, VPX cabinet cold to liquid based on soaking plate is high
The heat conduction structure of effect heat radiation is shown in accompanying drawing 2 after simplifying.VPX board (2) is anchored in soaking plate (4), the thermal source of VPX board (2)
Contact soaking plate (4) surface, the heat of VPX board (2) conducts to soaking plate (4), soaking plate extends to upper and lower liquid cold plate
(5), (6) surface, by upper and lower locker (7) by soaking plate (4) and upper and lower liquid cold plate (5), (6) transmission of heat by contact, pass through liquid
Upper and lower liquid cold plate (5), (6) surface heat are taken away by the cold mode of liquid of forcing of low-temperature receiver.
Claims (3)
1. liquid based on a soaking plate cold VPX cabinet efficient radiating apparatus, it is characterised in that: include snap joint (1), VPX
Board (2), soaking plate (4), upper liquid cooling plate (5), lower liquid cooling plate (6), locker (7), wherein: VPX board (2) is anchored on soaking
On plate (4), thermal source contact soaking plate (4) surface of VPX board (2), conduct heat to soaking plate (4)；Upper liquid cold plate
(5), lower liquid cold plate (6) have slot, be provided with the soaking plate (4) of VPX board (2) insert slot and upper liquid cold plate (5),
Lower liquid cold plate (6) contacts；Locker (7) is installed on soaking plate (4) side up and down, tightens locker (7), locker (7)
There is provided pressure soaking plate (4) and upper and lower liquid cold plate (5), (6) contact surface to be compressed, force the cold mode of liquid by liquid low-temperature receiver
Upper and lower liquid cold plate (5), (6) surface heat are taken away.
Liquid based on soaking plate the most according to claim 1 cold VPX cabinet efficient radiating apparatus, it is characterised in that: described
Contact surface filling interface Heat Conduction Material (3) of VPX board (2) and soaking plate (4), to reduce thermal conduction resistance therebetween.
3., according to liquid based on the soaking plate cold VPX cabinet efficient radiating apparatus described in claim 1 or claim 2, it is special
Levy and be: described soaking plate (4) have employed hot pipe technique, has the equivalent heat conductivity of 2000W/m K, energy on two-dimensional surface
Realize the uniform temperature of whole two-dimensional surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620783260.5U CN205883830U (en) | 2016-07-22 | 2016-07-22 | High -efficient heat abstractor of liquid cooling VPX machine case based on soaking board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620783260.5U CN205883830U (en) | 2016-07-22 | 2016-07-22 | High -efficient heat abstractor of liquid cooling VPX machine case based on soaking board |
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| Publication Number | Publication Date |
|---|---|
| CN205883830U true CN205883830U (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620783260.5U Expired - Fee Related CN205883830U (en) | 2016-07-22 | 2016-07-22 | High -efficient heat abstractor of liquid cooling VPX machine case based on soaking board |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106102418A (en) * | 2016-07-22 | 2016-11-09 | 中国船舶重工集团公司第七二四研究所 | Liquid based on soaking plate cold VPX cabinet efficient radiating apparatus and method |
| CN108495516A (en) * | 2018-04-26 | 2018-09-04 | 湖北三江航天万峰科技发展有限公司 | A kind of equipment of board component and installation board component based on fluid media (medium) heat dissipation |
| CN111263572A (en) * | 2020-03-18 | 2020-06-09 | 连云港丰合新能源科技有限公司 | Temperature control radiator |
| CN116960805A (en) * | 2023-09-15 | 2023-10-27 | 大合全(常州)电气有限公司 | Multi-layer electric cabinet with composite cooling system |
-
2016
- 2016-07-22 CN CN201620783260.5U patent/CN205883830U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106102418A (en) * | 2016-07-22 | 2016-11-09 | 中国船舶重工集团公司第七二四研究所 | Liquid based on soaking plate cold VPX cabinet efficient radiating apparatus and method |
| CN106102418B (en) * | 2016-07-22 | 2018-04-03 | 中国船舶重工集团公司第七二四研究所 | The cold VPX cabinets efficient radiating apparatus of liquid and method based on soaking plate |
| CN108495516A (en) * | 2018-04-26 | 2018-09-04 | 湖北三江航天万峰科技发展有限公司 | A kind of equipment of board component and installation board component based on fluid media (medium) heat dissipation |
| CN108495516B (en) * | 2018-04-26 | 2023-12-19 | 湖北三江航天万峰科技发展有限公司 | Board card assembly based on fluid medium heat dissipation and equipment for mounting board card assembly |
| CN111263572A (en) * | 2020-03-18 | 2020-06-09 | 连云港丰合新能源科技有限公司 | Temperature control radiator |
| CN116960805A (en) * | 2023-09-15 | 2023-10-27 | 大合全(常州)电气有限公司 | Multi-layer electric cabinet with composite cooling system |
| CN116960805B (en) * | 2023-09-15 | 2023-12-08 | 大合全(常州)电气有限公司 | Multi-layer electric cabinet with composite cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20180722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |