CN107764116A - Ultrathin flexible soaking plate and its manufacture method - Google Patents
Ultrathin flexible soaking plate and its manufacture method Download PDFInfo
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- CN107764116A CN107764116A CN201710959516.2A CN201710959516A CN107764116A CN 107764116 A CN107764116 A CN 107764116A CN 201710959516 A CN201710959516 A CN 201710959516A CN 107764116 A CN107764116 A CN 107764116A
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- coverboard
- liquid
- sucking core
- soaking plate
- flexible
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- 238000002791 soaking Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 35
- 230000001413 cellular effect Effects 0.000 claims abstract description 5
- 238000004080 punching Methods 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims description 32
- 239000007924 injection Substances 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000005476 soldering Methods 0.000 claims description 16
- 238000004026 adhesive bonding Methods 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 12
- 238000005213 imbibition Methods 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 3
- 229920002521 macromolecule Polymers 0.000 claims description 3
- 238000010422 painting Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000003491 array Methods 0.000 claims description 2
- 238000009832 plasma treatment Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 238000005245 sintering Methods 0.000 description 4
- 238000005219 brazing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920006284 nylon film Polymers 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- 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 Semiconductors Or Solid State Devices (AREA)
Abstract
The present invention relates to ultrathin flexible soaking plate and its manufacture method, including the upper coverboard, liquid-sucking core and lower coverboard being sequentially connected, upper coverboard and lower coverboard use flexible material, liquid-sucking core uses flexible cellular material, the lower surface of upper coverboard and the upper surface of liquid-sucking core closely connect, the upper surface of lower coverboard and the lower surface of liquid-sucking core closely connect, and upper coverboard, liquid-sucking core and lower coverboard at least one are provided with steam channel.The manufacture method of ultrathin flexible soaking plate, comprises the following steps：A. the upper coverboard of appearance and size and lower coverboard needed for flexible coverboard former material acquisition are punched, the liquid-sucking core of appearance and size needed for the flexible through-hole porous former material acquisition of punching；The present invention can play equal heat effect to flexible and curved surface electronic component, and manufacture method is simple, be easy to scale manufacture production.
Description
Technical field
The present invention relates to heat transfer unit (HTU) field, more particularly to ultrathin flexible soaking plate and its manufacture method.
Background technology
With the raising of electronic product integrated level, electronic chip packaging space is about next smaller, causes microelectronic chip
Area of dissipation is reduced, heat flow density increase.Wearable electronic, flexible display screen etc. are before future has wide application
Scape, it is characterized in frivolous and flexible, ultrathin flexible soaking plate carries out heat transfer using phase transformation can efficiently solve high heat flux
The heat dissipation problem of flexible electronic component, therefore the radiating of high-performance wearable device or flexible display screen etc. can be met well
Demand.
Most of existing soaking plate is rigid structure, can not meet wearable device, flexible display screen etc. that needs bend
Application scenario.The A of Chinese patent CN 102853700 disclose a kind of flexible soaking plate structure, including diversion column, housing, silicon rubber
Glue strip of paper used for sealing, sintering copper mesh etc., can be achieved bending.Its housing is double layer material, and internal layer is copper foil, outer layer is silicon rubber, and in shell
Blind hole and the plating metal copper in surface of shell and blind hole are beaten in body surface face, capillary wick by sintering copper mesh and diversion column sintering and
Into diversion column is formed by the copper mesh sintered is cleaved, and it is vertically arranged between the upper and lower surface of housing, and sintering copper mesh is surrounded on
Diversion column surrounding, the soaking plate is complicated as from the foregoing, it is difficult to the flexible soaking plate below thickness 0.5mm is made, and its
Manufacture craft is relatively complicated.
In addition, processing of the existing soaking plate to coverboard is typically processed one by one using etching or laser engraving mode, it is right
It is obviously uneconomical in batch production.
The content of the invention
For technical problem present in prior art, an object of the present invention is：Ultrathin flexible soaking plate is provided, it is right
Flexible electronic original paper plays equal heat effect, is equally applicable for needing the bending pyrotoxin of temperature uniforming heat radiation.
For technical problem present in prior art, the second object of the present invention is：A kind of manufacture ultrathin flexible is provided
The method of soaking plate, its manufacture method is simple and easy, is adapted to batch production manufacture.
In order to achieve the above object, the present invention adopts the following technical scheme that：
Ultrathin flexible soaking plate, including upper coverboard, liquid-sucking core and the lower coverboard being sequentially connected, upper coverboard and lower coverboard use
Flexible material, liquid-sucking core use flexible cellular material, and the lower surface of upper coverboard and the upper surface of liquid-sucking core closely connect, lower coverboard
Upper surface and the lower surface of liquid-sucking core closely connect, upper coverboard, liquid-sucking core and lower coverboard at least one are provided with steam channel, on
The junction of coverboard and lower coverboard is sealed, and a sealing space is formed between upper coverboard and lower coverboard, and liquid-sucking core is empty positioned at sealing
In, in sealing space it is vacuum state and there is working medium.
Wherein, the thickness of upper coverboard is 0.01mm-0.2mm, and upper coverboard is plane, and the thickness of lower coverboard is 0.01mm-
0.2mm, lower coverboard are plane, wick thickness 0.08mm-0.8mm, and liquid-sucking core is provided with steam channel.
Wherein, steam channel is length and width identical several strip conduits being arranged on liquid-sucking core, some
Individual strip conduit is uniformly arranged on liquid-sucking core.
Wherein, liquid-sucking core is provided with several cylindrical protrusions, and several cylindrical protrusions rectangular arrays arrange, several
Gap between cylindrical protrusions forms steam channel.
Wherein, the thickness of lower coverboard is 0.2mm-0.8mm, and lower coverboard is provided with steam channel.
Wherein, the thickness of upper coverboard is 0.2mm-0.8mm, and upper coverboard is provided with steam channel.
Wherein, the material of upper coverboard and lower coverboard is any one material of metal foil, macromolecule membrane or laminated film,
Liquid-sucking core is porous plastics, porous polymer, foam metal or multi-layer braided silk screen any one porous material.
The manufacture method of ultrathin flexible soaking plate, comprises the following steps, a. is punched profile needed for flexible coverboard former material acquisition
The upper coverboard of size and lower coverboard, the liquid-sucking core of appearance and size needed for the flexible through-hole porous former material acquisition of punching；B. using etc. from
Subprocessing imbibition wicking surface, liquid-sucking core is then held on upper coverboard, is brought into close contact among lower coverboard, using gluing, soldering or
One of ultrasonic welding method connection liquid-sucking core, upper coverboard, lower coverboard, the upper periphery of coverboard and lower coverboard of sealing, and reserve and note
Liquid pipe hole position；C. liquid injection pipe is inserted into liquid injection pipe hole position, it is using the method for ratio-frequency welding or gluing that liquid injection pipe is affixed, inject working medium
After vacuumize, then after being sealed with sealing die to liquid injection pipe, then cut off liquid injection pipe.
During using gluing or brazing mode connection liquid-sucking core and upper coverboard, lower coverboard, perforate steel mesh is first covered in upper casing
The side that plate and lower coverboard are bonded with liquid-sucking core, then gluing or painting soldering paste, remove perforate steel mesh, the aperture of perforate steel mesh after being painted with
Width 2-4mm is smeared in the edge of φ 1- φ 2mm, spacing 4-5mm, thickness 0.05-0.1mm, upper coverboard and lower coverboard, its
In, the connected mode of soldering is only applicable to the situation that coverboard and liquid-sucking core are all metals.It is using the purpose of perforate steel mesh full
Foot by coverboard it is affixed with liquid-sucking core together with while, the coverage rate of glue or soldering paste is reduced, so as to reduce the heat transfer resistance of soaking plate.
Generally speaking, the invention has the advantages that：
Ultrathin flexible soaking plate, including upper coverboard, liquid-sucking core and the lower coverboard being sequentially connected, upper coverboard and lower coverboard use
Flexible material, liquid-sucking core use flexible cellular material, and the lower surface of upper coverboard and the upper surface of liquid-sucking core closely connect, lower coverboard
Upper surface and the lower surface of liquid-sucking core closely connect, upper coverboard, liquid-sucking core and lower coverboard at least one are provided with steam channel, on
The junction of coverboard and lower coverboard is sealed, and a sealing space is formed between upper coverboard and lower coverboard, and liquid-sucking core is empty positioned at sealing
In, in sealing space it is vacuum state and there is working medium.The present invention can play equal heat effect, system to flexible and curved surface electronic component
It is simple to make method, is easy to scale manufacture production.
The manufacture method of ultrathin flexible soaking plate, comprises the following steps：A. it is punched profile needed for flexible coverboard former material acquisition
The upper coverboard of size and lower coverboard, the liquid-sucking core of appearance and size needed for the flexible through-hole porous former material acquisition of punching；B. using etc. from
Subprocessing imbibition wicking surface, then by liquid-sucking core be held on upper coverboard, among lower coverboard it is close affixed, using gluing, soldering or
One of ultrasonic welding method connection liquid-sucking core, upper coverboard, lower coverboard, the upper periphery of coverboard and lower coverboard of sealing, and reserve and note
Liquid pipe hole position；C. liquid injection pipe is inserted into liquid injection pipe hole position, it is using the method for ratio-frequency welding or gluing that liquid injection pipe is affixed, inject working medium
After vacuumize, then cut off liquid injection pipe after being sealed with sealing die to liquid injection pipe.Therefore production efficiency, drop can effectively be improved
The complexity of low manufacture craft, manufacture and produce suitable for scale.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of one of embodiment of the ultrathin flexible soaking plate of the present invention；
Fig. 2 is the structural representation of one of embodiment of the ultrathin flexible soaking plate of the present invention；
Wherein Fig. 2 a are the overall structure diagram of one embodiment；
Fig. 2 b are the cross-sectional view at A-A in Fig. 2 a；
Fig. 3 is the decomposition texture schematic diagram of the another embodiment of the ultrathin flexible soaking plate of the present invention；
Fig. 4 is the structural representation of the another embodiment of the ultrathin flexible soaking plate of the present invention；
Wherein Fig. 4 a are the overall structure diagram of second embodiment；
Fig. 4 b are the cross-sectional view at B-B in Fig. 4 a；
Fig. 5 is the decomposition texture schematic diagram of the another embodiment of the ultrathin flexible soaking plate of the present invention；
Fig. 6 is the structural representation of the another embodiment of the ultrathin flexible soaking plate of the present invention；
Wherein Fig. 6 a are the overall structure diagram of the 3rd embodiment；
Fig. 6 b are the cross-sectional view at C-C in Fig. 6 a；
Fig. 7 is the structural representation of the perforate steel mesh of ultrathin flexible soaking plate in the present invention；
Fig. 8 is the working state structure schematic diagram of the ultrathin flexible soaking plate of the present invention；
Fig. 9 is another working state structure schematic diagram of the ultrathin flexible soaking plate of the present invention.
Wherein Fig. 1 includes into Fig. 9：
1 --- --- --- --- perforate steel mesh, 5 --- liquid injection pipe, 6 --- steaming of liquid-sucking core, 4 of lower coverboard, 3 of upper coverboard, 2
Vapour passage, 7 --- cylindrical protrusions, 8 --- strip conduit, 9 --- through hole, 10 --- ultrathin flexible soaking plate, 11 ---
Cylindrical battery core, 12 --- battery bag.
Embodiment
It is next below that the present invention will be further described in detail.
Embodiment 1,
As shown in Figures 1 to 9, ultrathin flexible soaking plate 10, including upper coverboard 1, liquid-sucking core 3 and the lower coverboard being sequentially connected
2, upper coverboard 1 and lower coverboard 2 use flexible material, and liquid-sucking core 3 uses flexible cellular material, the lower surface of upper coverboard 1 and imbibition
The upper surface of core 3 is closely connected, and the upper surface of lower coverboard 2 is closely connected with the lower surface of liquid-sucking core 3, upper coverboard 1, liquid-sucking core 3
Steam channel 6, the junction sealing of upper coverboard 1 and lower coverboard 2, upper coverboard 1 and lower coverboard 2 are provided with lower coverboard 2 at least one
Between form a sealing space, liquid-sucking core 3 be located in sealing space, in sealing space is vacuum state and has working medium.
The thickness of upper coverboard 1 is 0.01mm-0.2mm, and upper coverboard 1 is plane, and the thickness of lower coverboard 2 is 0.01mm-
0.2mm, lower coverboard 2 are plane, and the thickness of liquid-sucking core 3 is 0.08mm-0.8mm, and liquid-sucking core 3 is provided with steam channel 6.
Liquid-sucking core 3 is provided with several cylindrical protrusions 7, and a diameter of φ 0.5mm-3mm, several cylindrical protrusions 7 are in square
Shape array arranges, and the gap between several cylindrical protrusions 7 forms steam channel 6.
The material of upper coverboard 1 and lower coverboard 2 is any one material of metal foil, macromolecule membrane or laminated film, is inhaled
Wick-containing 3 is porous plastics, porous polymer, foam metal or multi-layer braided silk screen any one porous material.
The manufacture method of ultrathin flexible soaking plate 10, comprises the following steps, a. is punched outer needed for flexible coverboard former material acquisition
The upper coverboard 1 of shape size and lower coverboard 2, it is punched the liquid-sucking core 3 of appearance and size needed for the flexible former material of liquid-sucking core 3 acquisition；B. use
Plasma treatment imbibition wicking surface, liquid-sucking core 3 is then held on upper coverboard 1, is brought into close contact among lower coverboard 2, using gluing,
One of soldering or ultrasonic welding method connection liquid-sucking core 3, upper coverboard 1, lower coverboard 2, the week of coverboard 1 and lower coverboard 2 in sealing
Side, and the reserved hole position of liquid injection pipe 5；C. liquid injection pipe 5 is inserted into the hole position of liquid injection pipe 5, using the method for ratio-frequency welding or gluing by fluid injection
Pipe 5 is affixed, is vacuumized after injecting working medium, then cuts off liquid injection pipe 5 after being sealed with sealing die to liquid injection pipe 5.
The manufacture method of ultrathin flexible soaking plate 10, using gluing or brazing mode connect liquid-sucking core 3 and upper coverboard 1, under
During coverboard 2, perforate steel mesh 4 is first covered in the side that upper coverboard 1 and lower coverboard 2 are bonded with liquid-sucking core 3, then gluing or painting weldering
Cream, then remove perforate steel mesh.Wherein, through hole 9 aperture φ 1- the φ 2mm, spacing 4-5mm, thickness 0.05- of perforate steel mesh 4
Width 2-4mm is smeared in the edge of 0.1mm, upper coverboard 1 and lower coverboard 2, and the connected mode of soldering is only applicable to coverboard and suction
Wick-containing 3 is all the situation of metal.
Ultrathin flexible soaking plate 10 can as shown in Figure 8, Figure 9, for the soaking in battery bag 12, by ultrathin flexible soaking
Plate 10 is wound on cylindrical battery core 11.
Specific manufacture method step 1：By coiled flexible coverboard former material and flexible through-hole porous former material respectively according to shape
Shape requirement is punched：Coverboard is convex using the thick band cylinder (φ 0.5-3mm) of plane thick 0.01-0.2mm, 0.2mm-0.8mm
Rise one of supporting construction or strip conduit (conduit wide 0.2-1.5mm, separation 0.5-2mm) structure, preferably air-locked copper foil,
One of aluminium foil, titanium foil, polyester film, nylon film, plastic sheeting or plastic-metal composite membrane；0.08- may be selected in liquid-sucking core 3
0.8mm thickness plane, the flexible through-hole porous former material with one of cylindrical projection supporting construction or strip channel structure, preferably porous modeling
One of material, porous polymer, foam copper or multi-layer braided silk screen are expected, when liquid-sucking core 3 is through structure, using corresponding punching
Conduit and appearance profile that Dies ' Blanking goes out inside are cut out, its hydrophily is then improved using plasma-treated surface.
Step 2：
Method one：Perforate steel mesh 4 is covered to coverboard, using scraper by glue by mesh be applied to upper coverboard 1, under
On the inner surface of coverboard 2, size, the spacing of mesh appropriately adjust according to the shape and structure of liquid-sucking core 3, preferably diameter phi 1- φ
2mm, spacing 4-5mm, thickness 0.05-0.1mm, coverboard edge spreading width 2-4mm, reserve the hole position of liquid injection pipe 5；
Then, liquid-sucking core 3 is clamped in the centre of upper coverboard 1, lower coverboard 2, the upper and lower surface of liquid-sucking core 3 respectively with shell
Plate is brought into close contact, and is compressed using clamping mold and is kept 30min.
Step 3：
Liquid injection pipe 5 is connected to the inner chamber of soaking plate using ratio-frequency welding (being applied to metal coverboard) or glue so that except note
5 mouthfuls of liquid pipe is outer, the other positions of soaking plate good seal., also can be by this step during according to method two in step 2
It is integrated in step 2, i.e., simultaneously using soldering paste welding liquid injection pipe 5.
Step 4：
Quantitative working medium is injected to soaking plate inner chamber by liquid injection pipe 5, standing 10-60s makes working medium be adsorbed by liquid-sucking core 3.
Liquid injection pipe 5 connects vacuum pipe and opens vacuum valve and vacuumizes, and sealing die moves sealed in the direction of the arrow after 10-60s
After cut off, then (metal liquid injection pipe 5) or the further permanent seal of gluing mode are welded using TIG, can also be used on sealing die
Ultrasonic bonding (sealing is reliable, without further sealing), completes the making of soaking plate.
Embodiment 2,
The primary structure of the present embodiment is identical with implementing 1, and something in common will not be repeated here, and its difference is：Such as
Shown in Fig. 7, method two：Perforate steel mesh 4 is covered to coverboard, using scraper by soldering paste by mesh be applied to upper coverboard 1, under
On the inner surface of coverboard 2, size, the density of mesh appropriately adjust according to the shape and structure of liquid-sucking core 3, preferably diameter phi 1- φ
2mm, spacing 4-5mm, thickness 0.05-0.1mm, coverboard edge apply soldering paste width 2-4mm.Wherein, steel mesh is not limited to out
Circular hole, it can also be the shapes such as interruption flute profile；
Then, remove perforate steel mesh, liquid-sucking core 3 be clamped in the centre of upper coverboard 1, lower coverboard 2, liquid-sucking core 3 it is upper and lower
Surface is brought into close contact with coverboard respectively, and vacuum or protective atmosphere (hydrogen of 95% nitrogen+5%) are used after being compressed using clamping mold
Furnace brazing or high frequency induction welding mode connect liquid-sucking core 3 and coverboard, seal upper coverboard 1, lower coverboard 2 in addition to fluid injection hole position
Periphery.The method is applied to coverboard and liquid-sucking core 3 is all the situation of metal.It is to meet admittedly using the brush soldering paste benefit of perforate steel mesh 4
Connect coverboard 1 and lower coverboard 2 and the coverage rate of glue or soldering paste is reduced while 3 condition of liquid-sucking core, reduce the heat transfer heat of soaking plate
Resistance.
Embodiment 3,
The primary structure of the present embodiment is identical with implementing 1, and something in common will not be repeated here, and its difference is：Such as
Shown in Fig. 1, method three：Liquid-sucking core 3 is clamped in the centre of upper coverboard 1, lower coverboard 2, the upper and lower surface of liquid-sucking core 3 respectively with
Upper coverboard 1, lower coverboard 2 are brought into close contact, and connect suction after being compressed using clamping mold by the way of ultrasonic bonding or electric resistance welding
Wick-containing 3 and coverboard, seal upper coverboard 1 in addition to fluid injection hole position, the periphery of lower coverboard 2.
Embodiment 4,
The primary structure of the present embodiment is identical with implementing 1, and something in common will not be repeated here, and its difference is：Such as
Shown in Fig. 3, Fig. 4, steam channel 6 is length and width identical several strip conduits 8 being arranged on liquid-sucking core 3, long
Conduit wide 0.2mm-1.5mm, the separation 0.5mm-2mm of bar shaped conduit 8, several strip conduits 8 are uniformly arranged on imbibition
Core 3.Strip conduit 8 is non-groove.
Embodiment 5,
The primary structure of the present embodiment is identical with implementing 1, and something in common will not be repeated here, and its difference is：Such as
Shown in Fig. 5, Fig. 6, steam channel 6 is length and width identical several strip conduits 8 being arranged on liquid-sucking core 3, if
Dry strip conduit 8 is uniformly arranged on liquid-sucking core 3.Strip conduit 8 is groove.
Embodiment 6,
The primary structure of the present embodiment is identical with implementing 1, and something in common will not be repeated here, and its difference is：On
The thickness of coverboard 1 is 0.2mm-0.8mm, and upper coverboard 1 is provided with steam channel 6.To make flexible soaking plate as thin as possible and letter
Change manufacture, steam channel 6 is only set on liquid-sucking core 3 or coverboard one.Such as：When using band conduit or cylindrical projection support knot
When the coiled flexible coverboard former material of structure be punched the upper coverboard 1 as flexible soaking plate, because of its conduit or raised support structure
Coverboard steam channel 6 can be provided, liquid-sucking core 3 uses planar structure.When upper coverboard 1 is using high polymer material, note may be selected
Modeling mode or rolling produce the former material with conduit and are punched acquisition again.
Embodiment 7,
The primary structure of the present embodiment is identical with implementing 1, and something in common will not be repeated here, and its difference is：Under
The thickness of coverboard 2 is 0.2mm-0.8mm, and lower coverboard 2 is provided with steam channel 6.To make flexible soaking plate as thin as possible and letter
Change manufacture, steam channel 6 is only set on liquid-sucking core 3 or coverboard one.Such as：When using band conduit or cylindrical projection support knot
When the coiled flexible coverboard former material of structure be punched the lower coverboard 2 as flexible soaking plate, because of its conduit or raised support structure
Coverboard steam channel 6 can be provided, liquid-sucking core 3 uses planar structure.When coverboard uses high polymer material, injection side may be selected
Formula or rolling produce the former material with conduit and are punched acquisition again.
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. ultrathin flexible soaking plate, including upper coverboard, liquid-sucking core and the lower coverboard being sequentially connected, it is characterised in that：Upper coverboard and
Lower coverboard uses flexible material, and liquid-sucking core uses flexible cellular material, and the lower surface of upper coverboard and the upper surface of liquid-sucking core are close
Connection, the upper surface of lower coverboard and the lower surface of liquid-sucking core are closely connected, and upper coverboard, liquid-sucking core and lower coverboard at least one are provided with
The junction sealing of steam channel, upper coverboard and lower coverboard, forms a sealing space, liquid-sucking core between upper coverboard and lower coverboard
In sealing space, sealing space is interior to be vacuum state and has working medium.
2. according to the ultrathin flexible soaking plate described in claim 1, it is characterised in that：The thickness of upper coverboard is 0.01mm-
0.2mm, upper coverboard are plane, and the thickness of lower coverboard is 0.01mm-0.2mm, and lower coverboard is plane, and wick thickness is
0.08mm-0.8mm, liquid-sucking core are provided with steam channel.
3. according to the ultrathin flexible soaking plate described in claim 2, it is characterised in that：Steam channel is to be arranged on liquid-sucking core
Several strip conduits of length and width identical, several strip conduits are uniformly arranged on liquid-sucking core.
4. according to the ultrathin flexible soaking plate described in claim 2, it is characterised in that：Liquid-sucking core is provided with several circular cylindrical projections
Rise, the arrangement of several cylindrical protrusions rectangular arrays, the gap between several cylindrical protrusions forms steam channel.
5. according to the ultrathin flexible soaking plate described in claim 1, it is characterised in that：The thickness of lower coverboard is 0.2mm-0.8mm,
Lower coverboard is provided with steam channel.
6. according to the ultrathin flexible soaking plate described in claim 1, it is characterised in that：The thickness of upper coverboard is 0.2mm-0.8mm,
Upper coverboard is provided with steam channel.
7. according to the ultrathin flexible soaking plate described in claim 1, it is characterised in that：The material of upper coverboard and lower coverboard is metal
Any one material of foil, macromolecule membrane or laminated film, liquid-sucking core be porous plastics, porous polymer, foam metal or
Any one porous material of multi-layer braided silk screen.
8. according to the manufacture method of the ultrathin flexible soaking plate described in claim 1 to 6 any one, it is characterised in that：Including
Following steps, it is flexible through-hole porous that a. is punched the upper coverboard of appearance and size and lower coverboard, punching needed for flexible coverboard former material acquisition
The liquid-sucking core of appearance and size needed for former material acquisition；
B. plasma treatment imbibition wicking surface is used, liquid-sucking core is then held on upper coverboard, is brought into close contact among lower coverboard, is adopted
With one of gluing, soldering or ultrasonic welding method connection liquid-sucking core, upper coverboard, lower coverboard, coverboard and lower coverboard in sealing
Periphery, and reserved liquid injection pipe hole position；
C. liquid injection pipe is inserted into liquid injection pipe hole position, it is using the method for ratio-frequency welding or gluing that liquid injection pipe is affixed, taken out after injecting working medium
Vacuum, then after being sealed with sealing die to liquid injection pipe, then cut off liquid injection pipe.
9. according to the manufacture method of the ultrathin flexible soaking plate described in claim 8, it is characterised in that：Using gluing or soldering side
Formula connects liquid-sucking core and when upper coverboard, lower coverboard, first by perforate steel mesh is covered in upper coverboard and lower coverboard is bonded with liquid-sucking core
Side, then gluing or painting soldering paste, remove perforate steel mesh, the aperture φ 1- φ 2mm of perforate steel mesh, spacing 4-5mm, thickness after being painted with
Width 2-4mm is smeared in the edge of 0.05-0.1mm, upper coverboard and lower coverboard, wherein, the connected mode of soldering is only applicable to
Coverboard and liquid-sucking core are all the situations of metal.
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| CN201710959516.2A CN107764116A (en) | 2017-10-16 | 2017-10-16 | Ultrathin flexible soaking plate and its manufacture method |
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