CN107401941A - A kind of ultra-thin soaking plate structure - Google Patents
A kind of ultra-thin soaking plate structure Download PDFInfo
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- CN107401941A CN107401941A CN201710748403.8A CN201710748403A CN107401941A CN 107401941 A CN107401941 A CN 107401941A CN 201710748403 A CN201710748403 A CN 201710748403A CN 107401941 A CN107401941 A CN 107401941A
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- liquid
- sucking core
- conduit
- center
- soaking plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/046—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure characterised by the material or the construction of the capillary structure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The present invention relates to a kind of ultra-thin soaking plate structure, including:The upper coverboard set gradually,At least one layer of liquid-sucking core and lower coverboard,The lower surface of upper coverboard and the upper surface of the liquid-sucking core positioned at the superiors are affixed,The bottom surface of bottom liquid-sucking core and the upper surface of lower coverboard are affixed,By centered on the center of lower coverboard or the thermal source of upper coverboard,Circular array sets the gradual broadening conduit that several are outwards dissipated by center on one layer of liquid-sucking core wherein,The gradually wide conduit effect outwards dissipated is set to be the diffusion admittance for providing working substance steam centered on the center of thermal source,Spread after working medium evaporation along each conduit four sides,The purpose that source center is arranged to the conduit center of diverging is that the working medium for making evaporation carries the heat diffusion of thermal source to whole soaking plate,And condensed working medium can be made to be back to heat source position by the capillary force effect of liquid-sucking core and constantly circulated,Ultra-thin soaking plate can effectively solve the heat dissipation problem of small space high heat flux electronic component using phase-change heat transfer principle.
Description
Technical field
The present invention relates to heat transfer unit (HTU) technical field, more particularly to a kind of ultra-thin soaking plate structure.
Background technology
With the raising of electronic product integrated level, electronic chip packaging space is less and less, causes microelectronic chip
Area of dissipation is reduced, heat flow density increase.The reliability of electronic component drastically declines with the rising of temperature, high heat flux production
Raw focus has a strong impact on its performance and life-span.The finned aluminium of tradition, copper radiator can not meet high heat flux device
Cooling requirements.
Existing soaking plate generally use cylinder regular array plays a supportive role between upper and lower coverboard, and steam channel is located at
Above liquid-sucking core.A kind of radial gradually wide shape fin structure groove flat-plate heat pipe is disclosed in Chinese patent CN102706193 B, its
Middle inner conical structure inclined-plane low, outer rim is high is first processed on red copper bar and circular flat bottom is processed at center, then is used
Plow mode processes radial vee-cut and U-channel fin structure.One is disclosed in Chinese patent CN105307452 A
Soaking plate of the kind using ultra-thin foam copper as liquid-sucking core, foam copper is punched to petal, M shape structure by it.
The problem of prior art is present be:
1st, the soaking plate of conventional poles supporting construction, if cylinder is integrally machined shaping with coverboard, due to ultra-thin soaking plate
Integral thickness in below 1mm, it is desirable to for upper and lower shell body thickness between 0.03-0.3mm, the difficulty being integrally machined is very big, into
This costliness;If cylinder and coverboard are respectively absolute construction, need to carry out regular array to cylinder, due to upper and lower shell body thickness very
Thin, the pitch requirements between support cylinder are closer, when soaking plate suqare is somewhat a little bigger, it is necessary to which the quantity for cylinder of arranging will be non-
Chang Duo, and because independent steam void is located on liquid-sucking core, certain thickness space will be taken, it is necessary to reduce soaking plate thickness
The thickness of liquid-sucking core or the thickness of vapor cavity are reduced, this will all have a strong impact on soaking plate performance.
2nd, radial gradually wide shape fin structure groove flat-plate heat pipe disclosed in Chinese patent CN102706193 B, its substrate are thick
1-1.5mm is spent, round boss is highly 2.5-3.5mm, and middle low, the high inner conical of outer rim is processed in the top surface of round boss
Structure inclined-plane, middle part set a circle support ring to be supported, radial vee-cut and U-shaped ditch are processed using plow mode
Groove fin structure.Because the integral thickness of ultra-thin soaking plate is in below 1mm, above-mentioned plow mode is not suitable for adding for such shell-slab
Work, for upper and lower shell plate thickness in the case of 0.03-0.3mm, only adding support ring to be supported in centre position can be due to branch
Distance between support point is excessive and causes the internal flat-plate heat pipe vacuumized to be recessed, and radial gradually wide shape fin structure groove
Capillary force it is smaller, be unfavorable for condense working medium backflow.In addition, when flat-plate heat pipe area is larger, simple is radial gradually wide
Structure is excessive in the spacing of the strong point of end two, also easily causes flat-plate heat pipe and is recessed.
3. the ultra-thin soaking plate disclosed in Chinese patent CN105307452 A, by foam copper liquid-sucking core be punched to it is petal,
M shape structure.Patent not to punching shape be described in detail, exist the problem of be:If M shape, petal-shaped structure groove width
Larger, when descending coverboard very thin thereon, sipes can not preferably support coverboard up and down, and coverboard easily occurs recessed after evacuation
Fall into, and internal working medium evaporation easily causes coverboard projection in hot operation;If the groove width of M shape, petal-shaped structure is narrower,
When soaking plate suqare is larger, the liquid-sucking core width accounting from central point position farther out can be much larger than groove width, and this will cause soaking
Plate is bad from the uniform temperature of central point position farther out.
Generally speaking there is problems with above-mentioned prior art:It is less and less with the size of portable type electronic product,
The thickness of soaking plate is asked to be less than 1mm, even below 0.4mm.Existing soaking plate structure is easily recessed in the presence of support, makes
Journey is numerous and diverse, it is difficult to make to below 0.4mm thickness and because capillary force deficiency and caused by soaking plate performance it is bad the shortcomings that.
The content of the invention
For technical problem present in prior art, the purpose of the present invention is:A kind of ultra-thin soaking plate structure is provided, had
Effect solves the heat dissipation problem of small space high heat flux electronic component, and the structure, which is particularly suitable for use in, to be made below 1mm thickness
Ultra-thin soaking plate.
In order to achieve the above object, the present invention adopts the following technical scheme that:
A kind of ultra-thin soaking plate, including:Upper coverboard, at least one layer of liquid-sucking core and the lower coverboard set gradually, upper coverboard
Lower surface and the upper surface of the liquid-sucking core positioned at the superiors are affixed, and the bottom surface of bottom liquid-sucking core and the upper surface of lower coverboard are consolidated
Connect, so that centered on the center of lower coverboard or the thermal source of upper coverboard, circular array is set on one layer of liquid-sucking core wherein
Several gradual broadening conduits outwards dissipated by center, the ratio between channel depth and all liquid-sucking core total thicknesses are more than 1:
2, the angle between adjacent two conduits center line is 7.5 °~30 °.
Wherein, it is liquid-sucking core edge strip using center as the center of circle, between adjacent conduit, the overall width of the conduit on same circumference
Width ratio with total liquid-sucking core edge strip is less than or equal to 2:1, using center as the center of circle, with the conduit on circumference width with it is adjacent
Liquid-sucking core edge strip width ratio be less than or equal to 1:3 parts are provided with branch channels, and the Breadth Maximum of conduit is≤3mm.
Wherein, liquid-sucking core is arranged to one layer, between the channel depth and wick thickness of the liquid-sucking core provided with branch channels
Ratio be less than 1.
Wherein, liquid-sucking core is arranged to two layers, and the liquid-sucking core provided with conduit is set away from thermal source.
Wherein, liquid-sucking core is arranged to multilayer, and the liquid-sucking core provided with conduit is arranged on centre position.
Wherein, using center as the center of circle, the width ratio of the overall width of the conduit on same circumference and total liquid-sucking core edge strip
For less than or equal to 2:1, using center as the center of circle, the width ratio with the width and adjacent liquid-sucking core edge strip of the conduit on circumference is
More than 1:3, the Breadth Maximum of conduit is≤3mm.
Wherein, liquid-sucking core is arranged to one layer, and the ratio between channel depth and wick thickness is equal to 1.
Wherein, conduit is provided with a liquid injection port, and the conduit for being provided with liquid injection port extends to the marginal position of liquid-sucking core, ensures
Liquid can smoothly inject, and remaining conduit end is 0.2mm~0.5mm apart from the width of liquid-sucking core outer rim, to avoid because of nothing
Capillary force acts on and condensation working medium is gathered in conduit end.
Wherein, foam metal, single or multiple lift braiding silk screen, sintering metal powder or the fibre that the material of liquid-sucking core is integrated
Any one in dimension.Generally speaking, the invention has the advantages that:
A kind of ultra-thin soaking plate, including:Upper coverboard, at least one layer of liquid-sucking core and the lower coverboard set gradually, upper coverboard
Lower surface and the upper surface of the liquid-sucking core positioned at the superiors are affixed, and the bottom surface of bottom liquid-sucking core and the upper surface of lower coverboard are consolidated
Connect, so that centered on the center of lower coverboard or the thermal source of upper coverboard, circular array is set on one layer of liquid-sucking core wherein
Several gradual broadening conduits outwards dissipated by center, the ratio between channel depth and all liquid-sucking core total thicknesses are more than 1:
2, the angle between adjacent two conduits center line is 7.5 °~30 °, set centered on the center of thermal source outwards dissipate it is gradually wide
Conduit effect be diffusion admittance that working substance steam is provided, spread after working medium evaporation along each conduit four sides, source center set
The purpose for being set to the conduit center of diverging be the heat diffusion for making the working medium of evaporation carry thermal source to whole soaking plate, and can make
Condensation working medium can be back to heat source position by the capillary force effect of liquid-sucking core.Meanwhile the liquid-sucking core in intermediate layer plays large area, small
The effect of coverboard, overcomes conventional soaking board supporting structure manufacturing process numerous and diverse and what coverboard was easily recessed asks above and below spacing support
Topic, ultra-thin soaking plate can effectively solve the heat dissipation problem of small space high heat flux electronic component using phase-change heat transfer principle.
Brief description of the drawings
Fig. 1 is a kind of dimensional decomposition structure diagram of ultra-thin soaking plate structure of the present invention.
Fig. 2 is a kind of dimensional decomposition structure diagram of another embodiment of ultra-thin soaking plate structure of the present invention.
Fig. 3 is a kind of structural representation of the liquid-sucking core of ultra-thin soaking plate structure of the present invention.
Fig. 4 is a kind of structural representation of another embodiment of the liquid-sucking core of ultra-thin soaking plate structure of the present invention.
Fig. 5 is a kind of assembly structure diagram of ultra-thin soaking plate structure of the present invention.
Fig. 6 is the cross section structure schematic diagram at A-A in Fig. 5.
Fig. 7 is a kind of assembly structure diagram of another embodiment of ultra-thin soaking plate structure of the present invention.
Fig. 8 is the cross section structure schematic diagram at B-B in Fig. 7.
Fig. 9 is a kind of dimensional decomposition structure diagram of another embodiment of ultra-thin soaking plate structure of the present invention.
Wherein Fig. 1 includes into Fig. 9:
Coverboard, 5- thermals source, 6- groove liquid sucking cores, 7- liquid-sucking cores under the upper coverboards of 1-, 2- liquid-sucking cores, 3- routines liquid-sucking core, 4-
Edge strip,
The upper coverboard liquid injection ports of 11-, 21- liquid-sucking cores liquid injection port, 22- conduits, 23- branch channels.
Embodiment
It is next below that the present invention will be further described in detail.
Embodiment 1,
As shown in Fig. 1, Fig. 3, Fig. 5, Fig. 6, a kind of ultra-thin soaking plate, including:1, one layer of imbibition of the upper coverboard set gradually
Core 2 and lower coverboard 4, the lower surface of upper coverboard 1 and the upper surface of the liquid-sucking core 2 positioned at the superiors are affixed, bottom liquid-sucking core 2
Bottom surface and the upper surface of lower coverboard 4 are affixed, by centered on the center of lower coverboard 4 or the thermal source 5 of upper coverboard 1, in imbibition
Circular array sets the gradual broadening conduit 22 that several are outwards dissipated by center on core 2, is to inhale between adjacent conduit 22
Wick-containing edge strip 7, this layer of liquid-sucking core 2 are referred to as groove liquid sucking core 6, and the ratio between the depth of conduit 22 and the total thickness of all liquid-sucking cores 2 is big
In 1:2, the angle between the adjacent center line of two conduit 22 is 7.5 °~30 °.Using center as the center of circle, the conduit on same circumference
The width ratio of 22 overall width and total liquid-sucking core edge strip 7 is less than or equal to 2:1, using center as the center of circle, with the conduit on circumference
The width ratio of 22 width and adjacent liquid-sucking core edge strip 7 is more than 1:3, the Breadth Maximum of conduit 22 is≤3mm.Conduit 22
Ratio between depth and the thickness of liquid-sucking core 2 is equal to 1.Conduit 22 is provided with a liquid injection port, and the conduit 22 for being provided with liquid injection port prolongs
The marginal position of liquid-sucking core 2 is reached, ensures that liquid can smoothly inject, remaining end of conduit 22 is apart from the outer rim of liquid-sucking core 2
Width is 0.2mm~0.5mm, condensation working medium is gathered in the end of conduit 22 to avoid no capillary power from acting on.The material of liquid-sucking core 2
Foam metal, the single or multiple lift for expecting to be integrated weave any one in silk screen, sintering metal powder or fiber.In a word
Come, the invention has the advantages that:
A kind of ultra-thin soaking plate, including:Upper coverboard 1, at least one layer of liquid-sucking core 2 and the lower coverboard 4 set gradually, upper coverboard
1 lower surface and the upper surface of the liquid-sucking core 2 positioned at the superiors are affixed, the bottom surface of bottom liquid-sucking core 2 and the upper table of lower coverboard 4
Face is affixed, by centered on the center of lower coverboard 4 or the thermal source 5 of upper coverboard 1, wherein on one layer of liquid-sucking core 2 in a ring
Array sets several gradual broadening conduits 22 outwards dissipated by center, the depth of conduit 22 and all total thicknesses of liquid-sucking core 2 it
Between ratio be more than 1:2, the angle between the adjacent center line of two conduit 22 is 7.5 °~30 °, is set centered on the center of thermal source 5
Put the gradually wide conduit 22 outwards dissipated and act on the diffusion admittance for being to provide working substance steam, along each conduit 22 4 after working medium evaporation
Face is spread, and the purpose by the centrally disposed center of conduit 22 for diverging of thermal source 5 is the heat expansion for making the working medium of evaporation carry thermal source 5
Whole soaking plate is scattered to, and condensation working medium can be enable to be back to the position of thermal source 5 by the capillary force effect of liquid-sucking core 2, it is ultra-thin
Soaking plate can effectively solve the heat dissipation problem of small space high heat flux electronic component using phase-change heat transfer principle.
Thermal source 5 is placed in the bottom centre position of coverboard 4 under soaking plate, and the diverging center of groove liquid sucking core 6, on
Coverboard 1 and lower coverboard 4 respectively with to dissipate the upper and lower surface of gradually wide shape groove liquid sucking core 6 affixed.So, gradually wide shape is dissipated
Groove liquid sucking core 6 steam channel of the conduit 22 as working medium, remainder plays working medium backflow and supports upper and lower coverboard 4
Act on, coverboard liquid injection port 11 and liquid-sucking core liquid injection port 21 are located at same direction in soaking plate, to ensure that working medium can smoothly inject chamber
Internal portion.Soaking plate surrounding is welded, working medium is injected, sealed after being vacuumized, completes the making of soaking plate.When soaking plate is overall thick
Degree is when being less than 0.3mm, preferably using the structure to ensure the steam channel with sufficient space.
Because the thickness range of upper and lower coverboard 4 of ultra-thin soaking plate is true to be taken out in the range of 0.03-0.3mm, and inside soaking plate
Sky, if maximum groove width is easily produced and collapsed because branch tie distance is larger more than 3mm, coverboard.When soaking plate suqare is larger, major trough
Spacing between the end of road 22 is larger, and the overall uniform temperature of soaking plate can be improved by this case increasing multilevel branch conduit 23, this
The conduit 22 of groove liquid sucking core 6 does not run through entirely in the case of kind, to prevent working medium from concentrating at multistage conduit during reflow heat source 5
22 crotch and can not complete to flow back, so as to influence the heat transfer property of soaking plate.
Foam metal that the raw material of the diverging gradually wide shape groove liquid sucking core 6 are integrated, single or multiple lift braiding silk screen,
Sintering metal powder or fiber, then following process go out the structure of conduit 22.It is relatively complicated to solve the manufacturing process of existing soaking plate
The problem of, the diverging of monoblock gradually wide shape groove liquid sucking core 6 is first individually processed, is then assembled integrally with upper and lower coverboard 4 again,
Welding coverboard periphery is sealed, and fluid injection vacuumizes the making for completing ultra-thin soaking plate.
Embodiment 2,
The primary structure of the present embodiment is same as Example 1, and something in common is not repeating herein, it is different from embodiment 1 it
Be in:As shown in Fig. 2, Fig. 7, Fig. 8, liquid-sucking core 2 is arranged to two layers of groove liquid sucking core 6 included provided with conduit 22 and conventional suction
Wick-containing 3, the groove liquid sucking core 6 provided with conduit 22 are set away from thermal source 5.
Thermal source 5 is placed in the bottom centre position of coverboard 4 under soaking plate, and the diverging center of groove liquid sucking core 6, hair
Dissipate gradually wide shape groove liquid sucking core 6 upper and lower surface respectively with the lower surface of upper coverboard 1 and the upper surface of conventional liquid-sucking core 3
Affixed, the lower surface of conventional liquid-sucking core 3 and the upper surface of lower coverboard 4 are affixed.So, the diverging gradually groove liquid sucking core 6 of wide shape
Steam channel of the conduit 22 as working medium, remainder together play working medium backflow with conventional liquid-sucking core 3 and support upper and lower coverboard 4
Effect, coverboard liquid injection port 11 and liquid-sucking core liquid injection port 21 are located at same direction in soaking plate, to ensure that working medium can smoothly be injected
Inside cavity.Soaking plate surrounding is welded, working medium is injected, sealed after being vacuumized, completes the making of soaking plate.It is whole when soaking plate
When body thickness is more than 0.3mm, preferably using the structure to strengthen the backflow of working medium.
Embodiment 3,
The primary structure of the present embodiment is same as Example 1, and something in common is not repeating herein, it is different from embodiment 1 it
Be in:As shown in figure 4, using center as the center of circle, the width of the overall width of the conduit 22 on same circumference and total liquid-sucking core edge strip 7
Degree ratio is less than or equal to 2:1, using center as the center of circle, with width and the adjacent liquid-sucking core edge strip 7 of the conduit 22 on circumference
Width ratio is less than or equal to 1:3 parts are provided with branch channels 23, and the Breadth Maximum of conduit 22 is≤3mm.When soaking plate suqare
When larger, because the thickness of upper and lower coverboard 4 is only 0.03-0.3mm, to ensure enough support strength, between conduit 22 most
Big spacing is no more than 3mm, and this will cause distant in two conduits 22 from central point position farther out, be unfavorable in this case
The overall samming of soaking plate.Liquid-sucking core 2 is arranged to one layer of groove liquid sucking core 6, the groove of the groove liquid sucking core 6 provided with branch channels 23
Ratio between the depth of road 22 and the thickness of liquid-sucking core 2 is less than 1.
Embodiment 4,
The primary structure of the present embodiment is same as Example 1, and something in common is not repeating herein, it is different from embodiment 1 it
Be in:As shown in figure 4, using center as the center of circle, the width of the overall width of the conduit 22 on same circumference and total liquid-sucking core edge strip 7
Degree ratio is less than or equal to 2:1, when soaking plate suqare is larger, because the thickness of upper and lower coverboard 4 is only 0.03-0.3mm, to protect
Demonstrate,prove enough support strengths, the maximum spacing between conduit 22 is no more than 3mm, this by cause from central point farther out position two
Conduit 22 is distant, is unfavorable for the overall samming of soaking plate in this case.Using center as the center of circle, with the conduit 22 on circumference
Width and the width ratio of adjacent liquid-sucking core edge strip 7 be less than or equal to 1:3 parts are provided with branch channels 23, and conduit 22 is most
Big width is≤3mm.Multilevel branch conduit 23 is set on the periphery of conduit 22 of distance center remotely, to improve the whole of soaking plate
Body uniform temperature, liquid-sucking core 2 are arranged to two layers, including provided with conduit 22 and the groove liquid sucking core of branch channels 23 6 and are not provided with groove
The conventional liquid-sucking core 3 in road 22, between the depth of conduit 22 and the thickness of liquid-sucking core 2 of the groove liquid sucking core 6 provided with branch channels 23
Ratio is equal to 1, wherein conventional liquid-sucking core 3 is disposed in proximity to the position of thermal source 5.
Embodiment 5,
The present embodiment major part structure is identical with embodiment 1 or 4, and something in common is not repeating herein, with embodiment 1 or 4
Difference is:As shown in figure 9, liquid-sucking core 2 is arranged to multilayer, the groove liquid sucking core 6 provided with conduit 22 is arranged on interposition
Put.The both sides of groove liquid sucking core 6 provided with conduit 22 are equipped with conventional liquid-sucking core 3, and the conventional liquid-sucking core 3 of both sides can be used as back
The liquid-sucking core 2 of stream working medium uses, that is to say, that upper coverboard 1 and lower coverboard 4 can be provided with thermal source 5.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (9)
1. a kind of ultra-thin soaking plate, including:Upper coverboard, at least one layer of liquid-sucking core and the lower coverboard set gradually, it is characterised in that:
The lower surface of upper coverboard and the upper surface of the liquid-sucking core positioned at the superiors are affixed, and the bottom surface of bottom liquid-sucking core is upper with lower coverboard
Surface is affixed, by centered on the center of lower coverboard or the thermal source of upper coverboard, battle array in a ring on one layer of liquid-sucking core wherein
Row set several gradual broadening conduits outwards dissipated by center, the ratio between channel depth and all liquid-sucking core total thicknesses
More than 1:2, the angle between adjacent two conduits center line is 7.5 °~30 °.
2. soaking plate structure according to claim 1, it is characterised in that:It is suction between adjacent conduit using center as the center of circle
The width ratio of wick-containing edge strip, the overall width of the conduit on same circumference and total liquid-sucking core edge strip is less than or equal to 2:1, in
The heart is the center of circle, is less than or equal to 1 with the width of the conduit on circumference and the width ratio of adjacent liquid-sucking core edge strip:3 parts are set
There are branch channels, the Breadth Maximum of conduit is≤3mm.
A kind of 3. ultra-thin soaking plate structure according to claim 2, it is characterised in that:Liquid-sucking core is arranged to one layer, is provided with
Ratio between the channel depth and wick thickness of the liquid-sucking core of branch channels is less than 1.
4. according to a kind of ultra-thin soaking plate structure described in claim 1, it is characterised in that:Liquid-sucking core is arranged to two layers, is provided with
The liquid-sucking core of conduit is set away from thermal source.
5. according to a kind of ultra-thin soaking plate structure described in claim 1, it is characterised in that:Liquid-sucking core is arranged to multilayer, is provided with
The liquid-sucking core of conduit is arranged on centre position.
6. according to a kind of ultra-thin soaking plate structure described in claim 1, it is characterised in that:Using center as the center of circle, in circle
The width ratio of the overall width of conduit on week and total liquid-sucking core edge strip is less than or equal to 2:1, using center as the center of circle, with circumference
The width of conduit and the width ratio of adjacent liquid-sucking core edge strip be more than 1:3, the Breadth Maximum of conduit is≤3mm.
7. according to a kind of ultra-thin soaking plate structure described in claim 6, it is characterised in that:Liquid-sucking core is arranged to one layer, conduit
Ratio between depth and wick thickness is equal to 1.
8. soaking plate structure according to claim 1, it is characterised in that:Conduit is provided with a liquid injection port, is provided with fluid injection
Mouthful conduit extend to the marginal position of liquid-sucking core, remaining conduit end apart from liquid-sucking core outer rim width for 0.2mm~
0.5mm。
9. according to a kind of ultra-thin soaking plate structure described in claim 1, it is characterised in that:The bubble that the material of liquid-sucking core is integrated
Foam metal, single or multiple lift weave any one in silk screen, sintering metal powder or fiber.
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DE102021125352A1 (en) | 2020-10-09 | 2022-04-14 | Miba Sinter Austria Gmbh | heat transport device |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102706193A (en) * | 2012-06-28 | 2012-10-03 | 华南理工大学 | Radial gradually-wide type fin-structure grooved panel heat pipe and processing method thereof |
CN102811590A (en) * | 2012-07-31 | 2012-12-05 | 华南理工大学 | Wick structure for vapor chamber |
CN202738359U (en) * | 2012-07-31 | 2013-02-13 | 华南理工大学 | Imbibition core structure of isothermal plate |
CN105307452A (en) * | 2014-07-01 | 2016-02-03 | 江苏格业新材料科技有限公司 | Manufacturing method of ultra-thin soaking plate employing heat sink materials as bottom plate |
CN106152846A (en) * | 2016-07-09 | 2016-11-23 | 南京艾科美热能科技有限公司 | A kind of circulating gas-liquid two-phase flow phase change heat exchanger |
CN207214880U (en) * | 2017-08-28 | 2018-04-10 | 华南理工大学 | A kind of ultra-thin soaking plate structure |
-
2017
- 2017-08-28 CN CN201710748403.8A patent/CN107401941B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102706193A (en) * | 2012-06-28 | 2012-10-03 | 华南理工大学 | Radial gradually-wide type fin-structure grooved panel heat pipe and processing method thereof |
CN102811590A (en) * | 2012-07-31 | 2012-12-05 | 华南理工大学 | Wick structure for vapor chamber |
CN202738359U (en) * | 2012-07-31 | 2013-02-13 | 华南理工大学 | Imbibition core structure of isothermal plate |
CN105307452A (en) * | 2014-07-01 | 2016-02-03 | 江苏格业新材料科技有限公司 | Manufacturing method of ultra-thin soaking plate employing heat sink materials as bottom plate |
CN106152846A (en) * | 2016-07-09 | 2016-11-23 | 南京艾科美热能科技有限公司 | A kind of circulating gas-liquid two-phase flow phase change heat exchanger |
CN207214880U (en) * | 2017-08-28 | 2018-04-10 | 华南理工大学 | A kind of ultra-thin soaking plate structure |
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