CN105101753B - A kind of aluminium section bar and its loop heat pipe system and electric heat sinking back-plate - Google Patents
A kind of aluminium section bar and its loop heat pipe system and electric heat sinking back-plate Download PDFInfo
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- CN105101753B CN105101753B CN201510493980.8A CN201510493980A CN105101753B CN 105101753 B CN105101753 B CN 105101753B CN 201510493980 A CN201510493980 A CN 201510493980A CN 105101753 B CN105101753 B CN 105101753B
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 134
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 133
- 239000004411 aluminium Substances 0.000 title claims abstract description 133
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims abstract description 7
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- 238000003466 welding Methods 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000005476 soldering Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000004519 grease Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
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- 238000005516 engineering process Methods 0.000 abstract description 11
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- 210000002186 septum of brain Anatomy 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 150000001398 aluminium Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
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- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
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- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A kind of aluminium section bar loop heat pipe system for electric heat sinking back-plate, including condenser (8) and pass through adiabatic rubber cushion（13）Aluminium plate evaporator installed in condenser (8) surface（3）, condenser（8）Including with microchannel（11）, radiating fin（12), device mounting surface（16）Aluminium profile structure, condenser（8）Its bottom of aluminium section bar and top be respectively equipped with by the liquid storage cylinder of microchannel insertion（10）And vapor chamber（9）, evaporator（3）Including passing through exhaust line（6）With vapor chamber（9）The steam chamber of insertion（4）With the fluid reservoir (5) with capillary structure, in addition to connection fluid reservoir (5) and liquid storage cylinder（10）Liquid back pipe line (7).Implement the aluminium section bar loop heat pipe system of the present invention, pass through microchannel aluminium section bar loop heat pipe technology, wall electric gas equipment box can be made to realize that high heat flux radiates, due to the driving parts such as fan, pump are not used so that equipment volume is small, lightweight, noiseless, O＆M cost is low, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to for information technoloy equipment, communication equipment, General Electric's equipment thermal management technology field, more specifically,
It is related to a kind of aluminium section bar loop heat pipe system for electrical equipment heat sinking back-plate and uses this aluminium section bar loop heat pipe system
The electrical equipment heat sinking back-plate of system.
Background technology
Wall-mounted information technoloy equipment, communication equipment or General Electric's equipment box, its electric elements inside produce the management of heat, one
As using active parts such as fan, pump etc. driving fluid formation convection current, carry out heat exchange, solve the problems, such as inside heat consumption.Fan, pump
Disposable input and O＆M cost Deng active matrix driving part is higher.Meanwhile, space-consuming is also than larger.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of heat dissipation technology, without being driven as such as fan, pump
Dynamic component, preferable radiating effect is realized with less space hold, be can apply to wall-mounted information technoloy equipment, communication equipment, is led to
Electrical installation case etc..
It is contemplated that it is electric internal to solve the thermal expansion effects of the phase transformation of working medium air-liquid two by loop heat pipe technology
Heat consumption.Without using the driving of active parts such as fan, pump etc., the O＆M cost of equipment can be greatly lowered, is electrical equipment
A kind of thermal management scheme of energy-saving and environmental protection is provided.Therefore, the present invention provides a kind of aluminium profiles for loop heat pipe system condenser
Material, the aluminium section bar loop heat pipe system for electric heat sinking back-plate and electrically dissipating using above-mentioned aluminium section bar loop heat pipe system
Hot backboard.
Above-mentioned technical problem of the present invention is so solved, and constructs a kind of microchannel aluminium profiles for loop heat pipe system condenser
There is vertical stand on material, including the plate-shaped body being made up of the microchannel of multiple axle bearing of trends, a face of the plate-shaped body
Multiple parallel radiating fins, the another side of the plate-shaped body is device mounting surface, and the two ends of the aluminium section bar are respectively used to
Prepare the vapor chamber and liquid storage cylinder by the microchannel insertion.
In above-mentioned microchannel aluminium section bar of the invention, the internal diameter size of each microchannel is 0.5mm in plate-shaped body
~2.0mm*1mm~4mm is interval, and the length of the radiating fin is interval at 10-50 millimeters.
In above-mentioned microchannel aluminium section bar of the invention, the long side of each microchannel is that fine stripes are bent in plate-shaped body
Face.
In above-mentioned microchannel aluminium section bar of the invention, between the device mounting surface and the microchannel include one into
The passage room septal area that type technique is produced.
The above-mentioned another technical problem of the present invention is so solved, and constructs a kind of aluminium section bar loop heat for electric heat sinking back-plate
Guard system, including condenser and by adiabatic rubber cushion be arranged on condenser surface aluminium plate evaporator described in condenser use
The microchannel aluminium section bar of the present invention of certain length, the bottom of the aluminium section bar of the certain length is provided with storage worker quality liquid
Liquid storage cylinder, top is provided with vapor chamber, liquid storage cylinder and the vapor chamber, the evaporator described in the microchannel insertion of the aluminium section bar
Fluid reservoir including vaporium and with capillary structure, in addition to the fluid reservoir and liquid storage cylinder and liquid back pipe line are connected, and
The exhaust line of the vaporium and the vapor chamber is connected, the liquid back pipe line inwall has capillary pipe structure.
In the above-mentioned aluminium section bar loop heat pipe system for electric heat sinking back-plate of the invention, pyrotoxin is led by high-performance
Hot silicone grease is arranged on the aluminium plate evaporator.
In the above-mentioned aluminium section bar loop heat pipe system for electric heat sinking back-plate of the invention, the condenser uses two pieces
The microchannel aluminium section bar of same length is radially welded by Friction stir welding, the evaporator, condenser, is returned
Liquid pipe line and exhaust line are made of aluminium.
In the above-mentioned aluminium section bar loop heat pipe system for electric heat sinking back-plate of the invention, the condenser also includes logical
The aluminium section bar substrate on plate-shaped body another side described in continous way nitrogen protection aluminium soldering Combination Welding is crossed, the device peace is constituted
Dress face, the substrate thickness is 5-6 millimeters.
The above-mentioned another technical problem of the present invention is so solved, and constructs a kind of electric heat sinking back-plate, including plastic cement outer cover and is dissipated
Hot back board module, is formed with the internal cavity for installing electricity piece therebetween, and the heat sinking back-plate component includes of the present invention
Aluminium section bar loop heat pipe system, the heat sinking back-plate component and the plastic cement outer cover are closed to be installed.
In above-mentioned electric heat sinking back-plate, there is a surrounding in the heat sinking back-plate component face relative with the plastic cement outer cover
Flange, successively by upper plugging plate, the left vertical edge of aluminium section bar, lower plugging plate and aluminium section bar right vertical edge closure constitute, the radiating
Back board module by the screw through flange, pad period cushion rubber it is closed the plastic cement outer cover is installed, the upper plugging plate, under
Closure plate is made of aluminium, with the microchannel aluminium section bar two ends by nitrogen-protective soldering sealing welding, to bear 8MPa
Internal pressure.
Implement microchannel aluminium section bar, aluminium section bar loop heat pipe system and its electric heat sinking back-plate that the present invention is provided, pass through
Microchannel aluminium section bar loop heat pipe technology, makes wall-mounted electric component box realize effective radiating of high heat flux.Due to micro-
The driving parts such as fan, pump are not used in passage aluminium section bar loop heat pipe technology, therefore equipment volume is small, lightweight, meet IP55
The complete outdoor use of degree of protection, fan-free noise, the low, energy-saving and environmental protection of equipment O＆M cost etc..
Brief description of the drawings
Fig. 1 is the schematic cross-section of microchannel aluminium section bar in first embodiment of the invention；
Fig. 2 is the schematic cross-section for illustrating two microchannel aluminium section bar split processes in first embodiment；
Fig. 3 is the schematic cross-section of two microchannel aluminium section bars in second embodiment of the invention；
Fig. 4 is that the section in second embodiment of the invention after two microchannel aluminium section bar splits with aluminium section bar substrate is illustrated
Figure；
Fig. 5 be in second embodiment of the invention after two microchannel aluminium section bar splits and with after aluminium section bar substrate aluminium soldering
Schematic cross-section；
Fig. 6 is that the structure of the microchannel aluminium section bar loop heat pipe system for electric heat sinking back-plate of the embodiment of the present invention is shown
It is intended to；
Fig. 7 is electric heat sinking back-plate schematic diagram in the embodiment of the present invention；
Fig. 8 is the cross-section structure signal of the aluminium section bar loop heat pipe system for electric heat sinking back-plate of the embodiment of the present invention
Figure.
Embodiment
In conjunction with the accompanying drawings and embodiments, to the present invention for the aluminium section bar of loop heat pipe system condenser, for electrically radiating
The characteristics of aluminium section bar loop heat pipe system of backboard and electric heat sinking back-plate, is described in detail.
In the first embodiment that the present invention shown in Fig. 1 and Fig. 2 is used for the aluminium section bar of loop heat pipe system condenser,
There are many small through holes on the axially extending length direction of plate-shaped body, be depicted here as the micro- of multiple axle bearing of trends
Passage 11, each internal diameter size of microchannel 11 is 0.5mm~2.0mm*1mm~4mm interval, and an example is 1.4 millimeter * 3.4
Millimeter, is the curved surface (Fig. 1) with fine stripes in two 3.4 millimeters of longer sides.Use the microchannel 11 of the aluminium section bar of the present invention
Vapor chamber 9 and liquid storage cylinder 10 (referring to Fig. 7) in the two ends of connection aluminium section bar, typically, microchannel 11 is used perpendicular to horizontal plane,
Now, vapor chamber 9 is in the upper end of microchannel 11, lower end of the liquid storage cylinder 10 in microchannel 11.As shown in Figure 1 the one of plate-shaped body
On individual face, the vertical vertical radiating fins 12 for having multiple extension elongations parallel to each other in 10-50 millimeters of intervals, an example herein
Son, its extension elongation is 48 millimeters.It is a plane on another face of plate-shaped body, that is, device mounting surface 16,
Include the passage room septal area that a moulding process is produced between device mounting surface 16 and microchannel 11.This band of the present invention is micro- logical
The section bar in road provides support to prepare dynamical condenser.Two aluminium section bar actually welding manner splits shown in Fig. 1
And integrally it is illustrated in figure 2 an entirety.To the zoomed-in view of microchannel from figure, each microchannel in plate-shaped body
11 two relatively short sides are fine stripes curved surface.
Fig. 3-Fig. 5 shows second embodiment of the present invention for the aluminium section bar of loop heat pipe system condenser.Herein, do not have
Passage room septal area but add substrate.As an example, first two plate-shaped bodies as shown in Figure 3 are combined into one, i.e.,
Two symmetrical section aluminium section bars are connected into by an entirety, such as Fig. 4 by the weldering of Friction stir welding group.Wherein, each template
Main body is made up of the microchannel 11 of multiple axle bearing of trends, and vertical stand has multiple parallel radiating fins on a face of plate-shaped body
Piece 12.The internal diameter size of each microchannel 11 is 0.5mm~2.0mm*1mm~4mm interval in plate-shaped body, radiating fin 12
Length is interval at 10-50 millimeters.The aluminium section bar substrate relative with plate-shaped body another side i.e. aluminium section bar inwall is also illustrated in Fig. 4,
Aluminium soldering is protected by continous way nitrogen after fixture clamping, aluminium section bar substrate in combination is welded on plate-shaped body another side into one
Overall, its outer surface constitutes device mounting surface 16, wherein, aluminium section bar substrate thickness can be 5-6 millimeters, and one is suitably sized
It is 5.5 millimeters.As first embodiment, the two ends of aluminium section bar are respectively used to prepare the He of vapor chamber 9 by the insertion of microchannel 11
Liquid storage cylinder 10, such as Fig. 7.
In the second embodiment shown in Fig. 3-5, electricity piece is arranged on aluminium base, and aluminium base is pacified in corresponding device
Holding position processes screw thread and processing avoids space, and aluminium base is machined with avoidance space in corresponding evaporator position.
In the loop heat pipe system according to the embodiment of the present invention shown in Fig. 6, there is one to use Fig. 1 or Fig. 5 any one
The condenser 8 of the aluminium section bar in section is planted, in other words, this condenser 8 is had respectively by one kind with vertical microchannel 11, two faces
The aluminium section bar of radiating fin 12 and device mounting surface 16 is constituted.Heat steam from vapor chamber 9 by aluminium section bar microchannel 11 to
The heat release of aluminium section bar radiating fin 12, aluminium section bar radiating fin 12 is exchanged heat by natural convection air, efficiently solves heat steam
Thermal resistance between microchannel 11 and radiating fin 12.
In the loop heat pipe system of the embodiment of the present invention shown in Fig. 6, in addition to the aluminium flat board with capillary structure 20
Evaporator 3, liquid back pipe line 7, exhaust line 6, so that complete loop heat pipe system is realized together with microchannel aluminium section bar etc., its
In, aluminium plate evaporator 3 is arranged on the surface of device mounting surface 16 of condenser 8, aluminium during vertical placement by adiabatic rubber cushion 13
Flat-plate evaporators 3, which include the vaporium 4 on top and the interior of bottom, the fluid reservoir 5 of capillary structure, so as to rely on capillary knot
The worker quality liquid of bottom fluid reservoir 5 is adsorbed onto in capillary structure 20 by the rainbow adsorption capacity of structure.Such as Fig. 6, pyrotoxin 18 passes through height
Performance heat-conducting silicone grease 14 is attached on the surface of device mounting surface 16 so that aluminium plate evaporator 3 is sent out by its Surface absorption
The heat that thermal source 18 is produced makes in capillary liquid working substance be vaporized into heat steam, heat steam by the resistance of bottom capillary structure make its to
On be evaporated to vaporium 4 loop constituted by exhaust line.Its hollow, capillary structure of aluminium plate evaporator 3 is in heat sinking back-plate group
Loss of weight effect is played in part.So as to efficiently solve the electrical arrangement space of heat sinking back-plate, can be achieved with the sealing of plastic cement outer cover
IEC 60529 IP55 degree of protection, meets full open air and uses function, while also solving electricity piece well in heat sinking back-plate
The installation of inner chamber, fixation problem.
In loop heat pipe system in embodiments of the present invention, evaporator 3, condenser 8, liquid back pipe line 7, exhaust line 6
All realized, so, changed when working medium does not produce corrosion etc. using ammonia with a whole set of aluminium material loop heat pipe system using aluminum structure
Learn reaction.Compared with copper material structure loop hot-pipe system, it is high that its advantage is embodied in lightweight, heat exchange efficiency.
In aluminium section bar micro-channel condenser 8 in embodiments of the present invention, formed by structure processing in aluminium section bar upper end
Steam cavity 9, lower end form liquid storage cylinder 10.Heat steam is converged in steam cavity 9, the balance internal pressure of steam cavity 9, and heat steam is equal
It is even to be assigned in each aluminium section bar microchannel 11, so that each microchannel heat dissipation of aluminium section bar is consistent, reach that aluminium backboard is equal
Temp effect.Condensed worker quality liquid converges to liquid storage cylinder and is back to by liquid back pipe line 7 in the capillary fluid reservoir 5 of evaporator 3.
In embodiments of the present invention, the aluminium plate evaporator 3 with capillary structure, is pasted with the internal face of aluminium section bar condenser 8
It is tight to install heat-insulated using adiabatic rubber cushion 13, the heat of evaporator 3 is passed to the internal face of condenser 8 without wall, so that aluminium profiles
Microchannel flow direction in material condenser 8 is not destroyed.
In the loop heat pipe system of the present invention, the condenser 8 of the aluminium section bar with microchannel 11, when heat steam working medium is logical
Out-of-date exothermic condensation is into liquid working substance, and the aluminium plate evaporator 3 with capillary structure has siphon attached liquid ability of immigrants, and aluminium flat board steams
The hair structure of device 3 contains vaporium 4 and fluid reservoir 5.
Such as Fig. 8, the heat of 3 Surface absorption pyrotoxin of aluminium plate evaporator 18 with capillary structure, worker quality liquid produces gas
Change, heat steam is converged to by vaporium 4, exhaust line 6 in the steam cavity 9 at the top of aluminium section bar condenser 8 after gasification, by steaming
Air cavity 9 balances internal pressure, heat steam is evenly distributed in the microchannel 11 of each aluminium section bar, so that aluminium section bar is each micro-
Passage heat dissipation is consistent, reaches aluminium backboard even temperature effect.Heat steam is condensed into liquid, liquid after being exchanged heat in aluminium section bar microchannel
The wavy surface along along microchannel flows to the liquid storage cylinder 10 of the bottom of aluminium section bar condenser 8 and converged body under gravity.Liquid storage cylinder 10
Interior worker quality liquid is adsorbed onto fluid reservoir 5 by liquid back pipe line 7 by the capillary structure of evaporator 3, so as to form complete loop heat pipe
System.The pyrotoxin of sealed internal cavity 17 is taken in environment by loop heat pipe system, single-point high-density heating is realized
The heat sinking function of device.
Aluminium plate evaporator 3 is fitted in aluminium section bar internal face, need to be heat-insulated with adiabatic rubber cushion 13, prevention type face heat transfer.Hair
Thermal source 18 is fitted with the surface of aluminium plate evaporator 3, need to carry high-profile heat-conductive characteristic with high-performance heat-conducting silicone grease 14.Upper plugging plate
15th, lower plugging plate 21 is sealed with microchannel aluminium section bar using the protection aluminium soldering of continous way nitrogen, it is ensured that bear 8Mpa pressures in inner passage
Power.Aluminium section bar device mounting surface 16 is beneficial to internal electric part using riveted structure and installs fixation.
As shown in fig. 6, the electric heat sinking back-plate of the aluminium section bar loop heat pipe system using the present invention provided in the present invention
In, there are 2 two parts of plastic cement outer cover 1 and heat sinking back-plate component, between plastic cement outer cover 1 and heat sinking back-plate component 2, sealing is formed
There is the internal cavity 17 for installing electricity piece, operationally, the electricity piece that this sealed internal cavity 17 is installed can be produced
Heat.Heat sinking back-plate component 2 therein includes the foregoing loop heat pipe system based on aluminium section bar.Heat sinking back-plate component 2
With the closed installation of plastic cement outer cover 1.To realize closed installation, the surrounding in the face relative with plastic cement outer cover 1 of heat sinking back-plate component 2 has one
Individual flange, this flange is closed by the right vertical edge of upper plugging plate 15, the left vertical edge of aluminium section bar, lower plugging plate 21 and aluminium section bar successively
Composition so that heat sinking back-plate component 2 can be arranged on plastic cement outer cover 2 by the screw through flange, in flange and modeling
Cushion rubber is lined between glue outer cover end face, it is closed to ensure.Upper plugging plate 15, lower plugging plate 21 are made of aluminium, upper plugging plate 15 with
Microchannel aluminium section bar top, and lower plugging plate 21 and microchannel aluminium section bar bottom are respectively by nitrogen-protective soldering sealing welding,
So as to bear 8MPa internal pressures.
When chip single-point heat consumption is in more than 100W in the equipment box of the electric heat sinking back-plate using the present invention, and relative collection
In heat consumption, be difficult to solve by traditional aluminum profile heat radiator Natural Heat Convection technology, usual means be increase backboard case
The volume of equipment, increases the driving fluid formation heat convection such as fan, pump and solves internal heat consumption.It is of the invention then pass through microchannel aluminium
Section bar condenser constitutes loop heat pipe system with aluminium plate evaporator, efficiently solves relative collection inside wall-mounted electric component box
In high density cooling heat source problem, with small volume, it is lightweight, considerably reduce equipment O＆M cost advantage.
When equipment box out of doors wall built-up in use, conventional fan heat convection technology difficulty realizes IP55 degree of protection, outside
Boundary's air enters so that internal electric part service life reduction.Patent of the present invention can realize the IEC's 60529 of outdoor wall-mounted device
IP55 degree of protection, full outwork, adaptation global climate, the silencing equipment of fan-free noise.
The present invention makes the thermal expansion effects of the phase transformation of working medium air-liquid two solve electrically internal heat by loop heat pipe technology
Consumption.Without using the driving such as active parts fan, pump, the O＆M cost of equipment is considerably reduced, is provided for electrical equipment
The thermal management scheme of energy-saving and environmental protection.In other words, implement the microchannel aluminium section bar loop heat pipe technology that the present invention is provided, make wall hanging
Formula electric component box realizes high heat flux radiating and is possibly realized.With equipment volume it is small, lightweight, meet IP55 protection etc.
Level, can full open air use, fan-free noise, low equipment O＆M cost, energy-saving and environmental protection the advantages of.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
It should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (6)
1. a kind of aluminium section bar loop heat pipe system for electric heat sinking back-plate, including condenser (8) and pass through adiabatic rubber cushion
(13) aluminium plate evaporator (3) on condenser (8) surface is arranged on, the condenser (8) uses the microchannel aluminium of certain length
Section bar, liquid storage cylinder (10) of the bottom provided with storage worker quality liquid of the microchannel aluminium section bar of the certain length, top is provided with steaming
Vapour chamber (9), liquid storage cylinder (10) and the vapor chamber (9) described in microchannel (11) insertion of the aluminium section bar, the evaporator (3)
Fluid reservoir (5) including vaporium (4) and with capillary structure, in addition to connect the fluid reservoir (5) and liquid storage cylinder (10) and
Liquid back pipe line (7), and the connection vaporium (4) and the exhaust line (6) of the vapor chamber (9), the liquid back pipe line (7)
Inwall has capillary pipe structure；
Microchannel aluminium section bar includes the plate-shaped body being made up of the microchannel (11) of multiple axle bearing of trends, the plate-shaped body
Vertical stand has multiple parallel radiating fins (12) on one face, and the another side of the plate-shaped body is device mounting surface (16),
The two ends of the aluminium section bar are respectively used to prepare the vapor chamber (9) and liquid storage cylinder (10) by the microchannel (11) insertion.
2. it is used for the aluminium section bar loop heat pipe system of electric heat sinking back-plate according to claim 1, it is characterised in that pyrotoxin
(18) it is arranged on by high-performance heat-conducting silicone grease (14) on the aluminium plate evaporator (3).
3. it is used for the aluminium section bar loop heat pipe system of electric heat sinking back-plate according to claim 1, it is characterised in that described cold
Condenser (8) is radially welded using the microchannel aluminium section bar of two pieces of same length by Friction stir welding, described
Evaporator (3), condenser (8), liquid back pipe line (7) and exhaust line (6) are made of aluminium.
4. it is used for the aluminium section bar loop heat pipe system of electric heat sinking back-plate according to claim 2, it is characterised in that described cold
Condenser (8) also includes protecting the aluminium section bar base described in aluminium soldering Combination Welding on plate-shaped body another side by continous way nitrogen
Plate, constitutes the device mounting surface (16), and the substrate thickness is 5-6 millimeters.
5. a kind of electric heat sinking back-plate, it is characterised in that including plastic cement outer cover (1) and heat sinking back-plate component (2), be formed with therebetween
Internal cavity (17) for installing electricity piece, the heat sinking back-plate component (2) is included as described in claim 1-4 any one
Aluminium section bar loop heat pipe system, the heat sinking back-plate component (2) and the plastic cement outer cover (1) are closed to install.
6. electric heat sinking back-plate according to claim 5, it is characterised in that the heat sinking back-plate component (2) and the plastic cement
There is the flange of a surrounding in the relative face of outer cover (1), successively by upper plugging plate (15), the left vertical edge of aluminium section bar, lower plugging plate (21)
Composition is closed with the right vertical edge of aluminium section bar, the heat sinking back-plate component (2) passes through the screw through flange, the glue of pad therebetween
Circle is closed to be arranged on the plastic cement outer cover (1), and the upper plugging plate (15), lower plugging plate (21) are made of aluminium, and described
Microchannel aluminium section bar two ends are by nitrogen-protective soldering sealing welding, to bear 8MPa internal pressures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493980.8A CN105101753B (en) | 2015-08-12 | 2015-08-12 | A kind of aluminium section bar and its loop heat pipe system and electric heat sinking back-plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510493980.8A CN105101753B (en) | 2015-08-12 | 2015-08-12 | A kind of aluminium section bar and its loop heat pipe system and electric heat sinking back-plate |
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| Publication Number | Publication Date |
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| CN105101753A CN105101753A (en) | 2015-11-25 |
| CN105101753B true CN105101753B (en) | 2017-08-29 |
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| DE102018133647A1 (en) | 2018-12-28 | 2020-07-02 | Beckhoff Automation Gmbh | Control cabinet system consisting of basic module and function modules as well as function module |
| DE102018133646A1 (en) | 2018-12-28 | 2020-07-02 | Beckhoff Automation Gmbh | Basic module and function module for a control cabinet system |
| DE102018133657A1 (en) | 2018-12-28 | 2020-07-02 | Beckhoff Automation Gmbh | BASIC MODULE AND FUNCTIONAL MODULE FOR A CONTROL CABINET SYSTEM AND CONTROL CABINET SYSTEM |
| DE102019106082B4 (en) | 2019-03-11 | 2021-06-24 | Beckhoff Automation Gmbh | CABINET SYSTEM WITH SEAL INSERT |
| CN112087913A (en) * | 2019-06-14 | 2020-12-15 | 临沂大学 | Aluminum profile substrate for cooling of refrigerant |
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| CN105101753A (en) | 2015-11-25 |
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