CN109794404A - Anti- deicing component of a kind of electric heating with superhydrophobic characteristic and preparation method thereof - Google Patents
Anti- deicing component of a kind of electric heating with superhydrophobic characteristic and preparation method thereof Download PDFInfo
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- CN109794404A CN109794404A CN201910075141.2A CN201910075141A CN109794404A CN 109794404 A CN109794404 A CN 109794404A CN 201910075141 A CN201910075141 A CN 201910075141A CN 109794404 A CN109794404 A CN 109794404A
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Abstract
The invention discloses anti-deicing components of a kind of electric heating with superhydrophobic characteristic and preparation method thereof, wherein, the anti-deicing component includes: insulation and thermal insulation layer, electric heating layer, thermal insulation layer, heat-conducting metal layer, super-hydrophobic coat and adhesive waterproof tape, wherein, insulation and thermal insulation layer, electric heating layer, thermal insulation layer and heat-conducting metal layer successively bond together from the bottom to top, super-hydrophobic coat is coated in the surface of heat-conducting metal layer, and adhesive waterproof tape is sealed in the surrounding of component.The invention has the beneficial effects that: anti-deicing component not only has superhydrophobic characteristic, the adhesion strength of surface ice sheet can be significantly reduced, so as to prevent surface ice sheet to be formed to a certain extent and reduce the removal difficulty of ice sheet, and can quickly, completely remove surface covering ice sheet, shorten heating time, ice sheet removal efficiency is increased substantially, the waste of the energy is reduced, is had a good application prospect in the equipment surfaces deicing such as aircraft field.
Description
Technical field
The present invention relates to a kind of anti-deicing components and preparation method thereof, and in particular to a kind of electricity with superhydrophobic characteristic adds
Anti- deicing component of heat and preparation method thereof, belongs to anti-deicing technical field.
Background technique
In aviation, communications and transportation and field of wind power generation, equipment facility surface freeze can reduce its service performance and
Working efficiency even will cause security risk when serious.When aircraft is in high airflight, the super-cooling waterdrop in cloud layer is connect
Easily freeze and accumulate ice sheet behind having a sudden inspiration, the icing at the positions such as wing and engine has seriously affected the manipulation of aircraft
Property.During wind-power electricity generation, thick and heavy ice sheet will lead to the blade overload of wind-driven generator or even deform, and shortens and uses the longevity
Life.In recent years, in view of the huge resources loss of ice formation issues bring, ice sheet how is removed in time and has become weight urgently to be resolved
Want one of problem.
It is had a good application prospect by the super hydrophobic surface that " lotus leaf effect " inspires in anti-deicing field.Super hydrophobic surface
Excellent repellency makes drop bounces off the surface before icing, and most of drop that hits can not be in superficial residence, thus reduces and finish
A possibility that ice.Drop after touching surface is under the action of microstructure, and real contact area very little with matrix causes
Freezing time is significantly extended, even if freezing, gas contact mode also ensures between ice sheet and surface special solid-ice-has
Extremely low adhesion strength.Although super hydrophobic surface has excellent anti-deicing performance, under ultra-low temperature surroundings, surface finally all can
It is covered by ice sheet.
Currently, frozen surface carries out deicing using simple electrically heated method mostly, this method needs to expend big
The energy of amount, and when accumulated ice intensity is excessively high, it is unable to satisfy deicing requirement.
In addition, traditional lower working efficiency of electro-thermal deicing device is also a big short slab of its practical application.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide one kind to have superhydrophobic characteristic, can reduce
The adhesion strength of surface ice sheet, and the anti-deicing component of electric heating that ice sheet removal efficiency can be increased substantially and its preparation side
Method.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
The anti-deicing component of a kind of electric heating with superhydrophobic characteristic characterized by comprising insulation and thermal insulation layer, electricity add
Thermosphere, thermal insulation layer, heat-conducting metal layer, super-hydrophobic coat and adhesive waterproof tape, wherein insulation and thermal insulation layer, electric heating layer, insulation
Heat-conducting layer and heat-conducting metal layer successively bond together from the bottom to top, and super-hydrophobic coat is coated in the surface of heat-conducting metal layer, prevent
Glue band is sealed in the surrounding of component.
The anti-deicing component of electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that aforementioned dielectric heat insulation layer uses
Insulation and thermal insulation material be AMANDA-800 or VESPEL-SP1, with a thickness of 0.3mm~0.4mm.
The anti-deicing component of electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that aforementioned electric heating layer is added by electricity
Thermal element and power cable composition, electrical heating elements are using graphene heating sheet, metal foil heating sheet or Resistant heating
Piece, with a thickness of 0.05mm~0.2mm, area is the 60%~100% of insulation and thermal insulation level product.
The anti-deicing component of electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that aforementioned dielectric heat-conducting layer uses
Insulating heat-conduction material be jyxjb-24 or XK-F60, with a thickness of 0.15mm~0.35mm, shapes and sizes and insulation and thermal insulation layer
Equally.
The anti-deicing component of electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that aforementioned heat-conducting metal layer uses
Heat-conducting metal be stainless steel, aluminium alloy or titanium alloy, with a thickness of 0.5mm~0.8mm, shapes and sizes and insulation and thermal insulation layer one
Sample.
The anti-deicing component of electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that aforementioned super-hydrophobic coat uses
Super hydrophobic material be nano ceramics fluororesin or GF-2200, with a thickness of 0.15mm~0.35mm.
The anti-deicing component of electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that aforementioned components integral thickness exists
Between 1mm~2mm.
The method for preparing the anti-deicing component of the electric heating above-mentioned with superhydrophobic characteristic, which is characterized in that including following
Step:
The electrical heating elements for being connected with power cable: being covered on the upper surface of insulation and thermal insulation material by Step1, passes through bonding
Mode electrical heating elements and insulation and thermal insulation material are combined together；
Insulating heat-conduction material: being covered on the upper surface of electrical heating elements by Step2, by insulating heat-conductive by way of bonding
Material is combined together with electrical heating elements；
Heat-conducting metal: being covered on the upper surface of insulating heat-conduction material by Step3, by way of bonding by heat-conducting metal with
Insulating heat-conduction material is combined together；
Step4: super hydrophobic material is coated in the upper surface of heat-conducting metal using spraying process；
Step5: four sides sealing of component is added to get to the complete electricity with superhydrophobic characteristic with adhesive waterproof tape
The anti-deicing component of heat.
Method above-mentioned, which is characterized in that in Step3, aforementioned heat-conducting metal is first pre-processed using preceding, pre- to locate
The mode of reason are as follows:
With abrasive paper for metallograph polishing heat-conducting metal until smooth surface is obtained, then successively in acetone, dehydrated alcohol and distillation
It is cleaned by ultrasonic in water, is finally dried.
Method above-mentioned, which is characterized in that in Step4, aforementioned spraying process is specific as follows:
By super hydrophobic material in spray gun, spray pressure is set as 0.3MPa~0.5MPa, and spray distance is set as
10cm~30cm, spray time are 20s~40s.
The invention has the beneficial effects that:
1, the structure of anti-deicing component
With graphene, metal foil, resistance wire etc. for heating element, one layer of super-hydrophobic coat is coated on heat-conducting metal surface,
The anti-deicing component being prepared not only has superhydrophobic characteristic, and the adhesion strength of surface ice sheet can be significantly reduced, so as to
With prevent to a certain extent surface ice sheet formed and reduce ice sheet removal difficulty, and can quickly, completely remove surface
The ice sheet of covering shortens heating time, increases substantially ice sheet removal efficiency, reduce the waste of the energy, in equipment lists such as aircrafts
Face deicing field has a good application prospect.
2, the preparation method of anti-deicing component
Preparation method is simple, without complicated process equipment, save the cost, has very high practicability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the anti-deicing component of the electric heating provided by the invention with superhydrophobic characteristic；
Fig. 2 is the structural schematic diagram of electric heating layer；
Fig. 3 is Static optical picture of the drop on super-hydrophobic coat surface；
Fig. 4 is the temperature variations figure on heating component surface under different voltages intensity at room temperature.
The meaning of appended drawing reference in figure:
1- insulation and thermal insulation layer, 2- electric heating layer, 3- thermal insulation layer, 4- heat-conducting metal layer, 5- super-hydrophobic coat, 6- waterproof
Adhesive tape；
21- electrical heating elements, 22- power cable.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
One, the structure of anti-deicing component
Referring to Fig.1, the anti-deicing component of the electric heating provided by the invention with superhydrophobic characteristic include: insulation and thermal insulation layer 1,
Electric heating layer 2, thermal insulation layer 3, heat-conducting metal layer 4, super-hydrophobic coat 5 and adhesive waterproof tape 6, wherein insulation and thermal insulation layer 1, electricity
Heating layer 2, thermal insulation layer 3 and heat-conducting metal layer 4 successively bond together from the bottom to top, and super-hydrophobic coat 5 is coated in thermally conductive
The surface of metal layer 4, adhesive waterproof tape 6 are sealed in the surrounding of component.
The insulation and thermal insulation material that insulation and thermal insulation layer 1 uses for AMANDA-800 or VESPEL-SP1 (i.e. P I plate, mainly at
Dividing is polyimides), with a thickness of 0.3mm~0.4mm.
Referring to Fig. 2, electric heating layer 2 is made of electrical heating elements 21 and power cable 22, electrical heating elements 21 using
Graphene heating sheet, metal foil heating sheet or Resistant heating piece, with a thickness of 0.05mm~0.2mm, area is insulation and thermal insulation layer 1
The 60%~100% of area.
The insulating heat-conduction material that thermal insulation layer 3 uses (is purchased from Shenzhen's gold water chestnut for jyxjb-24 (OUPLI) or XK-F60
Sensible Electronics Co., Ltd.), with a thickness of 0.15mm~0.35mm, shapes and sizes are as insulation and thermal insulation layer 1.
The heat-conducting metal that heat-conducting metal layer 4 uses is stainless steel, aluminium alloy or titanium alloy, with a thickness of 0.5mm~0.8mm,
Shapes and sizes are as insulation and thermal insulation layer 1.
The super hydrophobic material that super-hydrophobic coat 5 uses for nano ceramics fluororesin or GF-2200 (Teflon), with a thickness of
500nm~10um.
Component integral thickness is between 1mm~2mm.
We use graphene, metal foil, resistance wire etc. as heating element, and super thin in one layer of heat-conducting metal surface coating
Water coating, the anti-deicing component being prepared not only have superhydrophobic characteristic, the adhesion strength of surface ice sheet can be significantly reduced,
So as to prevent surface ice sheet to be formed to a certain extent and reduce the removal difficulty of ice sheet, and can go quickly, completely
Except the ice sheet of surface covering, shortens heating time, increase substantially ice sheet removal efficiency, reduce the waste of the energy, in aircraft etc.
Equipment surface deicing field has a good application prospect.
Two, the preparation method of anti-deicing component
Embodiment 1
Step1: viscous electric heating layer
Choosing a block size is 10cm long × 10cm wide × 0.3mm thickness AMANDA-800 (A Manda) insulation and thermal insulation plate,
One layer is covered at the center of the insulation and thermal insulation plate having a size of 9cm long × 9cm wide × 0.05mm thickness graphene heating sheet (stone
Black alkene heating sheet is connected with power cable), with RTV adhesive by graphene heating sheet (electrical heating elements) by way of bonding
With insulation and thermal insulation is hardened is combined, solidify at room temperature for 24 hours.
Step2: viscous thermal insulation layer
Graphite will be covered on having a size of 10cm long × 10cm wide × 0.3mm thickness jyxjb-24 (OUPLI) insulating heat-conductive pad
The upper surface of alkene heating sheet, with RTV adhesive by jyxjb-24 (OUPLI) insulating heat-conductive pad and graphene by way of bonding
Heating sheet is combined together.
Step3: viscous heat-conducting metal layer
By (heat-conducting metal) wire cutting of 304 stainless steels at having a size of 10cm long × 10cm wide × 0.5mm thickness thin slice, then
It is polished with No. 3 abrasive paper for metallograph, until obtaining smooth surface, is then successively carried out in acetone, dehydrated alcohol and distilled water
Ultrasonic cleaning is cleaned by ultrasonic total 10min, is dried later with baking oven, heat-conducting metal is finally covered on the upper of insulating heat-conductive pad
Heat-conducting metal and insulating heat-conductive pad are combined together by way of bonding with RTV adhesive by surface.
Step4: coating super-hydrophobic coat
Nano ceramics fluororesin super hydrophobic material is coated in the upper surface of heat-conducting metal, spraying process using spraying process
It is specific as follows:
By super hydrophobic material in the spray gun, spray pressure is set as 0.4MPa, and spray distance is set as 20cm, when spraying
Between be 25s, through detecting, coating with a thickness of 2um.
Step5: complete anti-deicing component is arrived into four sides sealing of component with aluminium foil adhesive waterproof tape.
Through detecting, which is 1.35mm.
We are tested the hydrophobic performance of the anti-deicing component, specific: spraying on the surface of the anti-deicing component
Some water have been spilt, and have had taken drop in the Static optical photo on super-hydrophobic coat surface, have seen Fig. 3.
As shown in Figure 3: the anti-deicing component has certain hydrophobic performance.
The anti-deicing component microstructure special by super-hydrophobic coat surface, can be significantly reduced the adherency of surface ice sheet
Intensity, so as to reduce the removal difficulty of ice sheet.
We are also tested the heating deicing performance of the anti-deicing component, specific: the anti-deicing component surpasses
After hydrophobic coating surface is covered by 0.3mm thickness ice sheet, graphene heating sheet is heated, setting voltage is 15V, and observation ice sheet melts feelings
Condition, while recording graphene heating sheet surface temperature situation of change.
Observe result: when reaching 38s between when heated, ice sheet melts completely.
Record result: the variation of heating component surface temperature is as shown in Figure 4.
As shown in Figure 4: voltage strength is bigger, and heating component surface heating rate is faster.
It can be seen that the anti-deicing component can quickly remove the ice sheet of surface covering, heating time shortens, ice sheet removal
Efficiency increases substantially.
Embodiment 2
Step1: viscous electric heating layer
Choosing a block size is 10cm long × 10cm wide × 0.35mm thickness VESPEL-SP1 plate (i.e. PI plate, main component
For polyimides) be used as insulation and thermal insulation plate, at the center of the insulation and thermal insulation plate cover one layer having a size of 8cm long × 8cm wide ×
The graphene heating sheet (the graphene heating sheet is connected with power cable) of 0.05mm thickness, is bonded by way of bonding with RTV
Agent by graphene heating sheet (electrical heating elements) with insulation and thermal insulation is hardened is combined, solidify at room temperature for 24 hours.
Step2: viscous thermal insulation layer
Graphene heating sheet will be covered on having a size of 10cm long × 10cm wide × 0.3mm thickness XK-F60 insulating heat-conductive pad
XK-F60 insulating heat-conductive pad and graphene heating sheet are combined together by way of bonding with RTV adhesive by upper surface.
Step3: viscous heat-conducting metal layer
By (heat-conducting metal) wire cutting of 2024 aluminum alloy materials at thin having a size of 10cm long × 10cm wide × 0.7mm thickness
Then piece is polished with No. 4 abrasive paper for metallograph, until smooth surface is obtained, then successively in acetone, dehydrated alcohol and distilled water
In be cleaned by ultrasonic, be cleaned by ultrasonic total 10min, dried later with baking oven, heat-conducting metal is finally covered on insulating heat-conductive
Heat-conducting metal and insulating heat-conductive pad are combined together by way of bonding with RTV adhesive by the upper surface of pad.
Step4: coating super-hydrophobic coat
GF-2200 (Teflon) super hydrophobic material is coated in the upper surface of heat-conducting metal using spraying process, sprays work
Skill is specific as follows:
By super hydrophobic material in the spray gun, spray pressure is set as 0.4MPa, and spray distance is set as 20cm, when spraying
Between be 25s, through detecting, coating with a thickness of 3um.
Step5: complete anti-deicing component is arrived into four sides sealing of component with aluminium foil adhesive waterproof tape.
Through detecting, which is 1.6mm.
We are tested the hydrophobic performance of the anti-deicing component, and the drop taken is on super-hydrophobic coat surface
Static optical photo is as Fig. 3.As it can be seen that the anti-deicing component has certain hydrophobic performance.
We are also tested the heating deicing performance of the anti-deicing component, in the super-hydrophobic painting of the anti-deicing component
Layer surface heats graphene heating sheet by after the ice sheet covering of 0.25mm thickness, and setting voltage is 15V, it is observed that: work as heating
When time reaches 45s, ice sheet melts completely.As it can be seen that the anti-deicing component can quickly remove the ice sheet of surface covering, when heating
Between shorten, ice sheet removal efficiency increases substantially.
Embodiment 3
Step1: viscous electric heating layer
Choosing a block size is 10cm long × 10cm wide × 0.4mm thickness AMANDA-800 (A Manda) insulation and thermal insulation plate,
One layer is covered at the center of the insulation and thermal insulation plate having a size of 9cm long × 9cm wide × 0.1mm thickness Resistant heating piece (electricity
Resistance silk heating sheet is connected with power cable), with RTV adhesive by graphene heating sheet (electrical heating elements) by way of bonding
With insulation and thermal insulation is hardened is combined, solidify at room temperature for 24 hours.
Step2: viscous thermal insulation layer
Graphite will be covered on having a size of 10cm long × 10cm wide × 0.3mm thickness jyxjb-24 (OUPLI) insulating heat-conductive pad
The upper surface of alkene heating sheet, with RTV adhesive by jyxjb-24 (OUPLI) insulating heat-conductive pad and graphene by way of bonding
Heating sheet is combined together.
Step3: viscous heat-conducting metal layer
By (heat-conducting metal) wire cutting of TC4 titanium alloy material at thin having a size of 10cm long × 10cm wide × 0.65mm thickness
Then piece is polished with No. 5 abrasive paper for metallograph, until smooth surface is obtained, then successively in acetone, dehydrated alcohol and distilled water
In be cleaned by ultrasonic, be cleaned by ultrasonic total 10min, dried later with baking oven, heat-conducting metal is finally covered on insulating heat-conductive
Heat-conducting metal and insulating heat-conductive pad are combined together by way of bonding with RTV adhesive by the upper surface of pad.
Step4: coating super-hydrophobic coat
GF-2200 (Teflon) super hydrophobic material is coated in the upper surface of heat-conducting metal using spraying process, sprays work
Skill is specific as follows:
By super hydrophobic material in the spray gun, spray pressure is set as 0.4MPa, and spray distance is set as 20cm, when spraying
Between be 30s, through detecting, coating with a thickness of 4um.
Step5: complete anti-deicing component is arrived into four sides sealing of component with aluminium foil adhesive waterproof tape band.
Through detecting, which is 1.65mm.
We are tested the hydrophobic performance of the anti-deicing component, and the drop taken is on super-hydrophobic coat surface
Static optical photo is as Fig. 3.As it can be seen that the anti-deicing component has certain hydrophobic performance.
We are also tested the heating deicing performance of the anti-deicing component, in the super-hydrophobic painting of the anti-deicing component
Layer surface heats graphene heating sheet by after the ice sheet covering of 0.35mm thickness, and setting voltage is 15V, it is observed that: work as heating
When time reaches 42s, ice sheet melts completely.As it can be seen that the anti-deicing component can quickly remove the ice sheet of surface covering, when heating
Between shorten, ice sheet removal efficiency increases substantially.
Embodiment 4
Step1: viscous electric heating layer
Choosing a block size is 10cm long × 10cm wide × 0.35mm thickness VESPEL-SP1 plate (i.e. PI plate, main component
For polyimides) be used as insulation and thermal insulation plate, at the center of the insulation and thermal insulation plate cover one layer having a size of 9cm long × 9cm wide ×
The copper foil heating sheet (the copper foil heating sheet is connected with power cable) of 0.2mm thickness, will be golden with RTV adhesive by way of bonding
Belong to foil heating sheet (electrical heating elements) and insulation and thermal insulation is hardened is combined, solidifies at room temperature for 24 hours.
Step2: viscous thermal insulation layer
Metal foil heating sheet will be covered on having a size of 10cm long × 10cm wide × 0.3mm thickness XK-F60 insulating heat-conductive pad
XK-F60 insulating heat-conductive pad and metal foil heating sheet are combined together by way of bonding with RTV adhesive by upper surface.
Step3: viscous heat-conducting metal layer
By (heat-conducting metal) wire cutting of 304 stainless steel materials at having a size of 10cm long × 10cm wide × 0.8mm thickness thin slice,
Then it is polished with No. 6 abrasive paper for metallograph, until smooth surface is obtained, then successively in acetone, dehydrated alcohol and distilled water
It is cleaned by ultrasonic, is cleaned by ultrasonic total 10min, is dried later with baking oven, heat-conducting metal is finally covered on insulating heat-conductive pad
Upper surface, heat-conducting metal and insulating heat-conductive pad are combined together with RTV adhesive by way of bonding.
Step4: coating super-hydrophobic coat
Nano ceramics fluororesin super hydrophobic material is coated in the upper surface of heat-conducting metal, spraying process using spraying process
It is specific as follows:
By super hydrophobic material in the spray gun, spray pressure is set as 0.3MPa, and spray distance is set as 30cm, when spraying
Between be 40s, through detecting, coating with a thickness of 5um.
Step5: complete anti-deicing component is arrived into four sides sealing of component with aluminium foil adhesive waterproof tape band.
Through detecting, which is 1.85mm.
We are tested the hydrophobic performance of the anti-deicing component, and the drop taken is on super-hydrophobic coat surface
Static optical photo is as Fig. 3.As it can be seen that the anti-deicing component has certain hydrophobic performance.
We are also tested the heating deicing performance of the anti-deicing component, in the super-hydrophobic painting of the anti-deicing component
Layer surface heats graphene heating sheet by after the ice sheet covering of 0.3mm thickness, and setting voltage is 10V, it is observed that: work as heating
When time reaches 54s, ice sheet melts completely.As it can be seen that the anti-deicing component can quickly remove the ice sheet of surface covering, when heating
Between shorten, ice sheet removal efficiency increases substantially.
To sum up, the anti-deicing component that the present invention is prepared not only has superhydrophobic characteristic, and surface ice can be significantly reduced
The adhesion strength of layer, so as to prevent surface ice sheet to be formed to a certain extent and reduce the removal difficulty of ice sheet, Er Qieneng
Enough ice sheets that is quick, completely removing surface covering, shorten heating time, increase substantially ice sheet removal efficiency, reduce the energy
Waste, has a good application prospect in the equipment surfaces deicing such as aircraft field.
It should be noted that the above embodiments do not limit the invention in any form, it is all to use equivalent replacement or equivalent change
The mode changed technical solution obtained, falls within the scope of protection of the present invention.
Claims (10)
1. a kind of anti-deicing component of electric heating with superhydrophobic characteristic characterized by comprising insulation and thermal insulation layer (1), electricity add
Thermosphere (2), thermal insulation layer (3), heat-conducting metal layer (4), super-hydrophobic coat (5) and adhesive waterproof tape (6), wherein insulation and thermal insulation
Layer (1), electric heating layer (2), thermal insulation layer (3) and heat-conducting metal layer (4) successively bond together from the bottom to top, super-hydrophobic painting
Layer (5) is coated in the surface of heat-conducting metal layer (4), and adhesive waterproof tape (6) is sealed in the surrounding of component.
2. the anti-deicing component of the electric heating according to claim 1 with superhydrophobic characteristic, which is characterized in that the insulation
The insulation and thermal insulation material that heat insulation layer (1) uses is AMANDA-800 or VESPEL-SP1, with a thickness of 0.3mm~0.4mm.
3. the anti-deicing component of the electric heating according to claim 1 with superhydrophobic characteristic, which is characterized in that the electricity adds
Thermosphere (2) is made of electrical heating elements (21) and power cable (22), electrical heating elements (21) using graphene heating sheet,
Metal foil heating sheet or Resistant heating piece, with a thickness of 0.05mm~0.2mm, area is the 60% of insulation and thermal insulation layer (1) area
~100%.
4. the anti-deicing component of the electric heating according to claim 1 with superhydrophobic characteristic, which is characterized in that the insulation
The insulating heat-conduction material that heat-conducting layer (3) uses is jyxjb-24 or XK-F60, with a thickness of 0.15mm~0.35mm, shapes and sizes
Equally with insulation and thermal insulation layer (1).
5. the anti-deicing component of the electric heating according to claim 1 with superhydrophobic characteristic, which is characterized in that described thermally conductive
The heat-conducting metal that metal layer (4) uses is stainless steel, aluminium alloy or titanium alloy, with a thickness of 0.5mm~0.8mm, shapes and sizes
Equally with insulation and thermal insulation layer (1).
6. the anti-deicing component of the electric heating according to claim 1 with superhydrophobic characteristic, which is characterized in that described super thin
The super hydrophobic material that water coating (5) uses is nano ceramics fluororesin or GF-2200, with a thickness of 500nm~10um.
7. the anti-deicing component of the electric heating according to claim 1 with superhydrophobic characteristic, which is characterized in that the component
Integral thickness is between 1mm~2mm.
8. the method for preparing the anti-deicing component of electric heating described in claim 1 to 7 any one with superhydrophobic characteristic,
It is characterized in that, comprising the following steps:
The electrical heating elements for being connected with power cable: being covered on the upper surface of insulation and thermal insulation material by Step1, passes through the side of bonding
Electrical heating elements and insulation and thermal insulation material are combined together by formula；
Insulating heat-conduction material: being covered on the upper surface of electrical heating elements by Step2, by insulating heat-conduction material by way of bonding
It is combined together with electrical heating elements；
Heat-conducting metal: being covered on the upper surface of insulating heat-conduction material by Step3, by heat-conducting metal and insulation by way of bonding
Heat Conduction Material is combined together；
Step4: super hydrophobic material is coated in the upper surface of heat-conducting metal using spraying process；
Step5: four sides sealing of component is prevented to get to the complete electric heating with superhydrophobic characteristic with adhesive waterproof tape
Deicing component.
9. according to the method described in claim 8, it is characterized in that, the heat-conducting metal is first carried out using preceding in Step3
Pretreatment, pretreated mode are as follows:
With abrasive paper for metallograph polishing heat-conducting metal until smooth surface is obtained, then successively in acetone, dehydrated alcohol and distilled water
It is cleaned by ultrasonic, is finally dried.
10. according to the method described in claim 8, it is characterized in that, the spraying process is specific as follows in Step4:
By super hydrophobic material in the spray gun, spray pressure is set as 0.3MPa~0.5MPa, spray distance be set as 10cm~
30cm, spray time are 20s~40s.
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| CN111928692A (en) * | 2020-07-09 | 2020-11-13 | 中国科学院广州能源研究所 | Anti-icing method for tubular heat exchanger |
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| CN112009694A (en) * | 2020-09-03 | 2020-12-01 | 北京航空航天大学 | Preparation method of electric heating anti-icing coating for three-dimensional complex curved surface |
| CN112124600A (en) * | 2020-09-30 | 2020-12-25 | 中航(成都)无人机***股份有限公司 | Anti-icing and deicing coating of composite wing |
| CN112629807A (en) * | 2021-03-09 | 2021-04-09 | 中国空气动力研究与发展中心低速空气动力研究所 | Method for removing ice growing on surface of silk thread hot knife and model |
| CN113333258A (en) * | 2021-04-29 | 2021-09-03 | 国家能源集团宁夏煤业有限责任公司 | Electric heating anti-icing coating, electric heating anti-icing device and preparation method of electric heating anti-icing coating and electric heating anti-icing device |
| CN114015964A (en) * | 2021-10-15 | 2022-02-08 | 中国航发北京航空材料研究院 | Preparation method of lightning-proof and electrothermal ice-proof coating on surface of blade |
| CN114015964B (en) * | 2021-10-15 | 2024-04-09 | 中国航发北京航空材料研究院 | Preparation method of anti-lightning and electrothermal anti-icing coating on blade surface |
| CN115260990A (en) * | 2022-07-26 | 2022-11-01 | 南京航空航天大学 | Low energy consumption deicing material relying on low interfacial toughness coating and preparation method thereof |
| CN115260990B (en) * | 2022-07-26 | 2023-12-26 | 南京航空航天大学 | Low energy consumption deicing material relying on low interface toughness coating and preparation method thereof |
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Application publication date: 20190524 |