CN203434287U - Novel low-profile conformal antenna - Google Patents
Novel low-profile conformal antenna Download PDFInfo
- Publication number
- CN203434287U CN203434287U CN201320538961.9U CN201320538961U CN203434287U CN 203434287 U CN203434287 U CN 203434287U CN 201320538961 U CN201320538961 U CN 201320538961U CN 203434287 U CN203434287 U CN 203434287U
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- network layer
- antenna
- radome
- novel low
- base plate
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Abstract
The utility model provides a novel low-profile conformal antenna, which is composed of a plurality of array antenna single bodies which are directly fixed on an installation platform. Each array antenna single body comprises an RF socket, a bottom plate, a feed network layer, a radiating unit and an antenna cover, wherein the antenna cover is covered on the bottom plate and is fixedly connected with the bottom plate, the feed network layer is arranged in the antenna cover and is fixed on the bottom plate, the radiating unit is fixed on the feed network layer, the RF socket is arranged outside the antenna cover, an inner conductor of the RF socket passes through the bottom plate and is connected with an input end of a power divider of the feed network layer, and an outer conductor of the RF socket is fixed on the bottom plate. The novel low-profile, conformal, light-weight and miniaturized conformal antenna is realized by adopting the technology, the tactical performance is improved, and the novel low-profile conformal antenna has wide marketing prospects in current airborne and shipborne platforms and the like.
Description
Technical field
The utility model relates to field of antenna, especially relates to a kind of novel low section conformal antenna.
Background technology
Low profile antenna have volume little, gain high, section is low, the advantage such as lightweight, can meet mobile vehicle, as airborne, carrier-borne etc. requirement.The low section that the microstrip antenna of take is Typical Representative, the development and application of high performance antenna, promoted the development of low profile antenna greatly.For some to antenna performance have relatively high expectations, small volume and the occasion to antenna weight sensitive, all wish the antenna adopting have lightweight, section is low, the feature such as conformal, this makes low section conformal phased array antenna have very large demand.Low section conformal phased array antenna is widely used on the platforms such as aircraft, naval vessels, guided missile, tank, thereby platform improving is found and the performance of tracking target, raising operational performance, become the important trend of current development.
Current low profile antenna has some advantages, but also has some shortcomings, as: the problems such as bear power capacity less, bandwidth is narrower, and the mutual coupling of when battle array group is stronger.For present airborne, car antenna, also wish to realize by taking as far as possible little volume the index needing.
Summary of the invention
The purpose of this utility model is: the problem existing for prior art, provides the novel low section conformal antenna of a kind of low section, conformal, lightweight, miniaturization.
The purpose of this utility model is achieved through the following technical solutions:
A kind of novel low section conformal antenna, it is characterized in that, this conformal antenna consists of a plurality of array antenna monomers that are directly fixed on mounting platform, each array antenna monomer comprises radio frequency socket, base plate, feeding network layer, radiating element and radome, described radome covers on base plate and with base plate and is fixedly connected with, described feeding network layer is located in radome and is fixed on base plate, described radiating element is fixed on feeding network layer, described radio frequency socket is positioned at outside radome, the inner wire of radio frequency socket is connected with the power divider input of feeding network layer through base plate, the outer conductor of radio frequency socket is fixed on base plate.
Preferably, the central protrusion of described radome forms pointed section, and one end of described radiating element is positioned at this pointed section, the other end is fixed on feeding network layer.
Preferably, described base plate is aluminium sheet.
Preferably, described radome is the radome that epoxide resin material is made.
Preferably, described radome is inner by blowing agent embedding.
Preferably, described radiating element is welded on feeding network layer, and fixes by L-type structural bond.
Compared with prior art, the utility model has been realized the novel conformal antenna of low section, conformal, lightweight, miniaturization, and has improved tactical qualities, at the current platform such as airborne, carrier-borne, all has marketing prospect widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of array antenna monomer.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
embodiment
Owing to being subject to the strict restriction of the factors such as air-flow, weight, volume, need aircraft antenna have low section, miniaturization, with the feature such as platform is conformal, at current military, civilian platform, require just stricter, incorporation engineering actual needs, the application provides a kind of novel low section conformal antenna, by each monomer in array antenna is arranged on the surface of required platform, the surface of array antenna and required platform profile are matched, form conformal array array antenna.
As shown in Figure 1, the application's conformal antenna consists of a plurality of array antenna monomers 2 that are directly fixed on mounting platform 1.Mounting platform 1 is the antenna mounting platform of military applications or civilian installation, is often some metal curved surfaces etc.The number of array antenna monomer 2 need to be selected to install according to transmitting power.As shown in Figure 2, each array antenna monomer 2 comprises radio frequency socket 21, base plate 22, feeding network layer 23, radiating element 24 and radome 25.Radome 25 is epoxide resin material, by rivet, is fixed on base plate 22, and the low central protrusion of cuing open radome forms pointed section.Feeding network layer 23 and radiating element 24 are all positioned at radome 25 inside, and one end of radiating element 24 is positioned at this pointed section, the other end is fixed on feeding network layer 23, and radome 25 its complementary spaces adopt blowing agent embedding.Radiating element 24 and feeding network layer 25 are that one side photoetching erodes away microband paste on polytetrafluoroethylene base material.Base plate 22 is aluminium sheet, for fixedly feeding network layer 23 and radiating element 24, between radiating element 24 and feeding network layer 23, by being welded to connect, and fixes with L-type structural bond.Radio frequency socket 21 is positioned at outside radome 25, and the inner wire of radio frequency socket 21 is connected with the power divider input of feeding network layer 23 through the perforate on base plate 22, and the outer conductor of radio frequency socket 21 is fixed by screws on base plate 22.
Low section conformal antenna is the structure of a more complicated, by feeding network layer, transfers the energy to radiating element.This low section conformal antenna can overcome the adverse effect of weapon platform to antenna performance, improves antenna performance, improves the harmful effect of antenna to platform aerodynamic performance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; it should be pointed out that all any modifications of doing within spirit of the present utility model and principle, be equal to replacement and improvement etc., within all should being included in protection range of the present utility model.
Claims (6)
1. a novel low section conformal antenna, it is characterized in that, this conformal antenna consists of a plurality of array antenna monomers that are directly fixed on mounting platform, each array antenna monomer comprises radio frequency socket, base plate, feeding network layer, radiating element and radome, described radome covers on base plate and with base plate and is fixedly connected with, described feeding network layer is located in radome and is fixed on base plate, described radiating element is fixed on feeding network layer, described radio frequency socket is positioned at outside radome, the inner wire of radio frequency socket is connected with the power divider input of feeding network layer through base plate, the outer conductor of radio frequency socket is fixed on base plate.
2. a kind of novel low section conformal antenna according to claim 1, is characterized in that, the central protrusion of described radome forms pointed section, and one end of described radiating element is positioned at this pointed section, the other end is fixed on feeding network layer.
3. a kind of novel low section conformal antenna according to claim 1, is characterized in that, described base plate is aluminium sheet.
4. a kind of novel low section conformal antenna according to claim 1, is characterized in that, described radome is the radome that epoxide resin material is made.
5. a kind of novel low section conformal antenna according to claim 1, is characterized in that, described radome is inner by blowing agent embedding.
6. a kind of novel low section conformal antenna according to claim 1, is characterized in that, described radiating element is welded on feeding network layer, and fixes by L-type structural bond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538961.9U CN203434287U (en) | 2013-08-30 | 2013-08-30 | Novel low-profile conformal antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538961.9U CN203434287U (en) | 2013-08-30 | 2013-08-30 | Novel low-profile conformal antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203434287U true CN203434287U (en) | 2014-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320538961.9U Expired - Lifetime CN203434287U (en) | 2013-08-30 | 2013-08-30 | Novel low-profile conformal antenna |
Country Status (1)
| Country | Link |
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| CN (1) | CN203434287U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119045A (en) * | 2015-09-10 | 2015-12-02 | 西安航天恒星科技实业(集团)公司 | L-band missile-borne conformal array antenna |
| CN106025511A (en) * | 2016-06-20 | 2016-10-12 | 中国电子科技集团公司第三十八研究所 | Low-profile conformal antenna |
| CN106450690A (en) * | 2015-08-04 | 2017-02-22 | 罗克韦尔柯林斯公司 | Low-Profile Blanket Antenna |
-
2013
- 2013-08-30 CN CN201320538961.9U patent/CN203434287U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450690A (en) * | 2015-08-04 | 2017-02-22 | 罗克韦尔柯林斯公司 | Low-Profile Blanket Antenna |
| CN105119045A (en) * | 2015-09-10 | 2015-12-02 | 西安航天恒星科技实业(集团)公司 | L-band missile-borne conformal array antenna |
| CN106025511A (en) * | 2016-06-20 | 2016-10-12 | 中国电子科技集团公司第三十八研究所 | Low-profile conformal antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
|
| CX01 | Expiry of patent term |