CN108521015A - A kind of heat-insulated wave transparent antenna house of millimetre-wave radar - Google Patents
A kind of heat-insulated wave transparent antenna house of millimetre-wave radar Download PDFInfo
- Publication number
- CN108521015A CN108521015A CN201810074182.5A CN201810074182A CN108521015A CN 108521015 A CN108521015 A CN 108521015A CN 201810074182 A CN201810074182 A CN 201810074182A CN 108521015 A CN108521015 A CN 108521015A
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- Prior art keywords
- heat
- wave
- wave transparent
- layer
- insulated
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
- H01Q1/422—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material
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Abstract
The invention discloses a kind of heat-insulated wave transparent antenna houses of millimetre-wave radar; including substrate; the substrate is inwardly disposed with nonferrous layer, nano metal layer, antioxidation coating, coating inner protective layer and pedestal; the substrate is disposed with wave transparent thermal insulation layer and coating external protection outward, and the wave transparent thermal insulation layer is nitride porous silicon substrate ceramics.It can make the mark of radome that there is good metallic luster, wave transparent performance is splendid, while having the performances such as good sound absorption damping, heat preservation, intensity, resistance to weathering, resistance to ablation, meets the use demand of client.
Description
Technical field
The present invention relates to millimetre-wave radar field, specially a kind of heat-insulated wave transparent antenna house of millimetre-wave radar.
Background technology
Antenna house is for protecting the systems such as communication, telemetering, guidance, ignition that can carry out normal work under various Service Environments
A kind of Multifunctional permeable wave structure made, in the antenna electric system of the aircraft such as carrier rocket, airship, guided missile and retrievable satellite
It is widely used.
With the raising that the development of millimeter-wave technology and Anti-amyloid-β antibody require, broadband, multiband even ultra-wideband
Radome material becomes one of the hot spot studied both at home and abroad with structure design.The transparent structure of existing antenna house transmits reflection loss
Height, wave transparent performance is low, and the mechanical properties such as integrally-built intensity, rigidity are poor, it is difficult to meet higher and higher client's need
It asks.
Invention content
The purpose of the present invention is to provide a kind of heat-insulated wave transparent antenna houses of millimetre-wave radar, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the present invention provides the following technical solutions：
A kind of heat-insulated wave transparent antenna house of millimetre-wave radar,.
Preferably, including substrate, the substrate are inwardly disposed with nonferrous layer, nano metal layer, antioxidation coating, coating
Inner protective layer and pedestal, the substrate are disposed with wave transparent thermal insulation layer and coating external protection, the wave transparent thermal insulation layer outward
For nitride porous silicon substrate ceramics.
Preferably, the substrate and bottom plate are the shock proof plastic material of transparency and heat-proof.
Preferably, the substrate and bottom plate are foam or honeycomb core plate.
Preferably, the coating external protection and coating inner protective layer are using UV radiation curing UV paints or PU
Paint.
Preferably, nonferrous layer is thermoprint black film or printing color film layer.
Preferably, the nano metal layer is indium alloy film, and the thickness of the indium alloy film is 10-12 nanometers.
Preferably, the antioxidation coating is silica membrane, and thickness is 80-120 nanometers.
Preferably, the wave transparent thermal insulation layer has different two layers of interior outer density, and the wherein density of outer layer is the density of internal layer
1.5-2 again.
Preferably, the dielectric constant of wave transparent thermal insulation layer is 2.5~8.
Compared with prior art, the beneficial effects of the invention are as follows：It can make the mark of radome that there is good gold
Belong to gloss, wave transparent performance is splendid, while having the performances such as good sound absorption damping, heat preservation, intensity, resistance to weathering, resistance to ablation, meets
The use demand of client.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the heat-insulated wave transparent antenna house of millimetre-wave radar.
In figure：1- substrates, 2- wave transparent thermal insulation layers, 3- coating external protections, 4- nonferrous layers, 5- nano metal layers, 6- oxygen
Change layer, 7- coating inner protective layers, 8- pedestals.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to Fig. 1, the present invention provides a kind of technical solution：A kind of heat-insulated wave transparent antenna house of millimetre-wave radar, including base
Plate 1, the substrate 1 are inwardly disposed with nonferrous layer 4, nano metal layer 5, antioxidation coating 6, coating inner protective layer 7 and pedestal
8, the substrate 1 is disposed with wave transparent thermal insulation layer 2 and coating external protection 3 outward, and the wave transparent thermal insulation layer 2 is nitride porous
Silicon based ceramic.
Alternatively, the substrate 1 and bottom plate 8 are the shock proof plastic material of transparency and heat-proof.
Alternatively, the substrate 1 and bottom plate 8 are foam or honeycomb core plate so that it is with good wave transparent
Performance.
Alternatively, the coating external protection 3 and coating inner protective layer 7 are using UV radiation curing
UV is painted or PU paints.
Alternatively, nonferrous layer 4 is thermoprint black film or printing color film layer.
Alternatively, the nano metal layer 5 is indium alloy film, and the thickness of the indium alloy film is received for 10-12
Rice, effect are that have good metallic luster and a visible reflectance, while the millimeter wave of radar emission backs across the guarantor
Attenuation rate very little when shield.
Alternatively, the antioxidation coating 6 is silica membrane, and thickness is 80-120 nanometers, for protecting
Protect nano metal layer.
Alternatively, the wave transparent thermal insulation layer 2 has different two layers of interior outer density, and the density of wherein outer layer is interior
1.5-2 times of the density of layer further improves the electrical property of wave transparent thermal insulation layer entirety, improves its wave transparent performance.
Alternatively, the dielectric constant of wave transparent thermal insulation layer 2 is 2.5~8.
The present invention operation principle be：The substrate 1 is foam or honeycomb core plate with bottom plate 8 so that it is with good
Wave transparent performance；The nano metal layer 5 is indium alloy film, and the thickness of the indium alloy film is 10-12 nanometers, and effect is that have
Good metallic luster and visible reflectance, at the same the millimeter wave of radar emission come attenuation rate when backing across the protective cover very
It is small；Antioxidation coating 6 is silica membrane, for protecting nano metal layer；The setting of wave transparent thermal insulation layer 2, due to for porous nitrogen
Change silicon based ceramic, combine the double dominant of porous ceramics and silicon nitride, both there is the high temperature resistant, corrosion-resistant, heat-resisting of ceramics
Impact, high chemical stability, and because enable to it that there is the sound absorption damping and heat preservation that have added for the reason of porous structure
Performance, while also there is the good mechanical strength of silicon nitride, resistance to weathering and wave transparent performance；The wave transparent thermal insulation layer 2 has inside and outside close
Different two layers are spent, the wherein density of outer layer is 1.5-2 times of the density of internal layer, further improves the whole electricity of wave transparent thermal insulation layer 2
Performance improves its wave transparent performance.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (9)
1. a kind of heat-insulated wave transparent antenna house of millimetre-wave radar, which is characterized in that including substrate, the substrate is inwardly disposed with
Nonferrous layer, nano metal layer, antioxidation coating, coating inner protective layer and pedestal, it is heat-insulated that the substrate is disposed with wave transparent outward
Layer and coating external protection, the wave transparent thermal insulation layer are nitride porous silicon substrate ceramics.
2. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that the substrate and bottom
Plate is the shock proof plastic material of transparency and heat-proof.
3. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that the substrate and bottom
Plate is foam or honeycomb core plate.
4. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that protected outside the coating
Sheath and coating inner protective layer are using UV radiation curing UV paints or PU paints.
5. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that nonferrous layer is thermoprint
Black film or printing color film layer.
6. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that the nano metal
Layer is indium alloy film, and the thickness of the indium alloy film is 10-12 nanometers.
7. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that the antioxidation coating
For silica membrane, thickness is 80-120 nanometers.
8. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that the wave transparent is heat-insulated
Layer has different two layers of interior outer density, and the wherein density of outer layer is 1.5-2 times of the density of internal layer.
9. the heat-insulated wave transparent antenna house of a kind of millimetre-wave radar according to claim 1, which is characterized in that wave transparent thermal insulation layer
Dielectric constant is 2.5~8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074182.5A CN108521015A (en) | 2018-01-25 | 2018-01-25 | A kind of heat-insulated wave transparent antenna house of millimetre-wave radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074182.5A CN108521015A (en) | 2018-01-25 | 2018-01-25 | A kind of heat-insulated wave transparent antenna house of millimetre-wave radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108521015A true CN108521015A (en) | 2018-09-11 |
Family
ID=63432719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810074182.5A Withdrawn CN108521015A (en) | 2018-01-25 | 2018-01-25 | A kind of heat-insulated wave transparent antenna house of millimetre-wave radar |
Country Status (1)
| Country | Link |
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| CN (1) | CN108521015A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960104A (en) * | 2021-03-15 | 2021-06-15 | 上海机电工程研究所 | Construction method and system for reducing thickness of heat-proof coating of aircraft radome in thermal environment |
| CN113654975A (en) * | 2021-08-06 | 2021-11-16 | 重庆银河试验仪器有限公司 | Wave-absorbing heat-insulating structure and three comprehensive test boxes thereof |
| CN113948862A (en) * | 2021-09-30 | 2022-01-18 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Heat-insulating wave-transmitting cover |
| CN114616220A (en) * | 2019-12-26 | 2022-06-10 | 阿塞尔桑电子工业及贸易股份公司 | Method for producing a multilayer ceramic structure by thermal spraying |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6323825B1 (en) * | 2000-07-27 | 2001-11-27 | Ball Aerospace & Technologies Corp. | Reactively compensated multi-frequency radome and method for fabricating same |
| CN102285799A (en) * | 2011-06-09 | 2011-12-21 | 郑州大学 | Novel wave-transmission and thermal-insulation combined SiO2-Si3N4 composite material and preparation method thereof |
| CN102916251A (en) * | 2012-11-09 | 2013-02-06 | 北京大学 | High-temperature broadband gradient porous silicon nitride radome structure |
| CN103956574A (en) * | 2014-05-21 | 2014-07-30 | 湖州泰和汽车零部件有限公司 | Radar protection hood |
-
2018
- 2018-01-25 CN CN201810074182.5A patent/CN108521015A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6323825B1 (en) * | 2000-07-27 | 2001-11-27 | Ball Aerospace & Technologies Corp. | Reactively compensated multi-frequency radome and method for fabricating same |
| CN102285799A (en) * | 2011-06-09 | 2011-12-21 | 郑州大学 | Novel wave-transmission and thermal-insulation combined SiO2-Si3N4 composite material and preparation method thereof |
| CN102916251A (en) * | 2012-11-09 | 2013-02-06 | 北京大学 | High-temperature broadband gradient porous silicon nitride radome structure |
| CN103956574A (en) * | 2014-05-21 | 2014-07-30 | 湖州泰和汽车零部件有限公司 | Radar protection hood |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114616220A (en) * | 2019-12-26 | 2022-06-10 | 阿塞尔桑电子工业及贸易股份公司 | Method for producing a multilayer ceramic structure by thermal spraying |
| CN112960104A (en) * | 2021-03-15 | 2021-06-15 | 上海机电工程研究所 | Construction method and system for reducing thickness of heat-proof coating of aircraft radome in thermal environment |
| CN113654975A (en) * | 2021-08-06 | 2021-11-16 | 重庆银河试验仪器有限公司 | Wave-absorbing heat-insulating structure and three comprehensive test boxes thereof |
| CN113948862A (en) * | 2021-09-30 | 2022-01-18 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Heat-insulating wave-transmitting cover |
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Application publication date: 20180911 |