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 PDF

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Publication number
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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heat
layer
thermal insulation
electric heating
conducting metal
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沈一洲
陶杰
朱春玲
江家威
金明明
谢月涵
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Nanjing University of Aeronautics and Astronautics
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Nanjing University of Aeronautics and Astronautics
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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

Anti- deicing component of a kind of electric heating with superhydrophobic characteristic and preparation method thereof
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.
CN201910075141.2A 2019-01-25 2019-01-25 Anti- deicing component of a kind of electric heating with superhydrophobic characteristic and preparation method thereof Pending CN109794404A (en)

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CN112124600A (en) * 2020-09-30 2020-12-25 中航(成都)无人机系统股份有限公司 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
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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
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

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CN110856290A (en) * 2019-10-25 2020-02-28 中国航发北京航空材料研究院 Graphene composite membrane for preventing and removing ice, composite material structural member and preparation method
CN110868768A (en) * 2019-10-25 2020-03-06 中国航发北京航空材料研究院 Metal fiber reinforced graphite composite membrane for preventing and removing ice, preparation method and structure
CN110868768B (en) * 2019-10-25 2022-02-11 中国航发北京航空材料研究院 Preparation method of metal fiber reinforced graphite composite membrane for anti-icing
CN111331972A (en) * 2020-02-26 2020-06-26 中国商用飞机有限责任公司 Composite functional unit and method for preventing composite material from warping
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
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)无人机系统股份有限公司 Anti-icing and deicing coating of composite wing
CN112757717A (en) * 2021-01-12 2021-05-07 中国商用飞机有限责任公司北京民用飞机技术研究中心 Directional heat conduction electric heating device and preparation method
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