CN203351750U - Airborne communication antenna top radiation device - Google Patents
Airborne communication antenna top radiation device Download PDFInfo
- Publication number
- CN203351750U CN203351750U CN 201320423200 CN201320423200U CN203351750U CN 203351750 U CN203351750 U CN 203351750U CN 201320423200 CN201320423200 CN 201320423200 CN 201320423200 U CN201320423200 U CN 201320423200U CN 203351750 U CN203351750 U CN 203351750U
- Authority
- CN
- China
- Prior art keywords
- antenna
- printed board
- communication antenna
- radome
- airborne communication
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 37
- 238000004891 communication Methods 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000005404 monopole Effects 0.000 abstract description 3
- 238000013329 compounding Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Details Of Aerials (AREA)
Abstract
The utility model discloses an airborne communications antenna top radiation device includes a base, a printed board, an antenna, a radome, a top plate and an electrical connector. The printed board is disposed in the radome. The radome is connected to the base. The top plate is disposed on the top of the radome. The bottom of the base is provided with the electrical connector. A top radiation device is disposed on the top plate. According to the utility model, with V-cone antennas and antenna composite made fin, the airborne communications antenna top radiation device is formed by compounding of a V-shaped antenna and a fin-shaped antenna which are both monopole element antennas. The V-shaped antenna works in L-band and is disposed at the lower part of the antenna while the fin-shaped antenna works in U/V-band and is disposed at the upper part of the antenna. In addition, addition of the top radiation device on the top improves the efficiency of radiation and thus a higher gain index is obtained.
Description
Technical field
The utility model relate to aviation aircraft air to air, air to surface and ground-to-air communications device, be specifically related to a kind of airborne communication antenna top radiation appliance.
Background technology
Communication antenna is a kind of converter, and it is transformed into the guided wave of transmission above-the-line promotion the electromagnetic wave of propagating in unbounded medium (normally free space), or carries out contrary conversion.Be used for emission or receive electromagnetic parts in wireless device.The engineering systems such as radio communication, broadcast, TV, radar, navigation, electronic countermeasures, remote sensing, radio astronomy, every electromagnetic wave that utilizes carrys out transmission of information, all relies on antenna to carry out work.In addition, aspect electromagnetic wave transmission energy, the energy emission of non-signal also needs antenna.General antenna all has invertibity, with common antenna, both can be used as transmitting antenna, also can be used as reception antenna.The same antenna is identical as the fundamental characteristics parameter of emission or reception.While having alternating current to flow on wire, just electromagnetic radiation can occur, the ability of radiation is relevant with the length of wire and shape.If the distance of two wires is very near, electric field is bound between two wires, thereby radiation is very faint; Two wires are opened, and electric field just is spread out over surrounding space, thereby radiation intensification.When the length of wire, during much smaller than wavelength, radiation is very faint; The length of wire increases to can be comparable with wavelength the time, and the electric current on wire will increase greatly, thereby just can form stronger radiation.Now in technology, airborne communication antenna gain index is low, and absolutely empty, vacant lot, radio communication, navigation communication, the JIDS data that can't meet straight X-type machine transmit requirement.
The utility model content
The utility model has overcome the deficiencies in the prior art, and a kind of airborne communication antenna top radiation appliance is provided, to problems such as communication antenna gain index in prior art to be solved are low.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
A kind of airborne communication antenna top radiation appliance, comprise base, printed board, radome, top board, electric connector; Described printed board is arranged in described radome; Described radome is connected with described base; Described top board is arranged on described radome top; Described base bottom is provided with electric connector; Be provided with the top radiation appliance on described top board.
Further technical scheme is that printed board comprises V cone antenna printed board and the printed board of fin-shaped antenna.
Further technical scheme is that base is that aluminum is made.
Further technical scheme is that top board is that aluminum is made.
Further technical scheme is that radome is that glass fiber reinforced plastics composite material is made.
Further technical scheme is that electric connector is L16 or N series connector.
Further technical scheme is to be provided with micro-strip resistance in printed board, and described micro-strip resistance is micro-thick film resistance.
Further technical scheme is to be provided with chip inductor in printed board.
Further technical scheme is that between base and radome, gummed has fixture, and described fixture is epoxide resin material.
Further technical scheme is to be provided with band pass filter and low pass filter in printed board.
Compared with prior art, the beneficial effects of the utility model are: the utility model is except adopting V cone antenna and fin-shaped antenna to be composited, V cone antenna and fin-shaped antenna are the Monopole antenna, V cone antenna is operated in L-band, be positioned at the bottom of antenna, the fin-shaped antenna is operated in the U/V wave band, be arranged in antenna, top, for meeting insulated degree requirement (>=50dB), two input ports have set up band pass filter and low pass filter separately, regulate the impedance of resonant circuit and radiant body by match circuit, make it to reach the basic coupling in the full frequency band scope, thereby and improve radiation efficiency at top radiation appliance of top increase, obtain higher gain index.
The accompanying drawing explanation
The structural representation that Fig. 1 is an embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further elaborated.
As shown in Figure 1, Fig. 1 shows the structural representation of an embodiment of the utility model.The airborne communication antenna of the present embodiment top radiation appliance, comprise base 11, printed board 12, radome 10, top board 14, electric connector 13; Printed board 12 is arranged in described radome 10; Radome 10 is connected with described base 11; As preferred embodiment, after in the present embodiment, base and antenna cover body adopt bolt fixing, with epoxy resin, glue together, with the high strength that guarantees that base is connected with the antenna cover body, after integral body is glued together, the enamelled coating processing is being carried out on surface, guarantees the NBC protective performance of antenna integral body.The airborne communication antenna of the present embodiment top radiation appliance is by base, that communication antenna is fixing aboard, and electric connector is by the printed board in radome, reception and transmission information that printed board is connected with top board and strengthens signal.Realize that with this absolutely empty, vacant lot, radio communication, navigation communication, JIDS data transmit.Top board 14 is arranged on radome 10 tops; Base 11 bottoms are provided with electric connector 13; Be provided with the top radiation appliance on top board 14.As preferred embodiment, in the present embodiment, printed board adopts V cone antenna printed board and the printed board of fin-shaped antenna to be composited, V cone antenna and fin-shaped antenna are the Monopole antenna, the printed board of V cone antenna is operated in L-band, be positioned at the bottom of the airborne communication of the present embodiment top radiation appliance, the printed board of fin-shaped antenna is operated in the U/V wave band, be arranged in the airborne communication of the present embodiment top radiation appliance, top, for meeting insulated degree requirement (>=50dB), two input ports of printed board have set up band pass filter and low pass filter separately, regulate the impedance of resonant circuit and radiant body by match circuit, make it to reach the basic coupling in the full frequency band scope, thereby and improve radiation efficiency at top radiation appliance of top increase, obtain higher gain index.As preferred embodiment, in the present embodiment, base is made by the digital control processing of monoblock aviation aluminium, and conductive anode is carried out on surface, to guarantee good ground connection performance.In the present embodiment, top board is to be made by the digital control processing of monoblock aviation aluminium, and conductive anode is carried out on surface, to guarantee good ground connection performance and printed board connectivity, thereby improves radiation efficiency, obtains higher gain index.In the present embodiment, radome adopts the high strength glass steel composite material of two semi-involutions that the wave transparent rate is higher, after radome blank encapsulating, by extrusion forming, unnecessary glue is oozed out, and adds machining after solidifying carrying out machine.Guarantee thus the consistency that radome thickness and overall dimension are good, and make in radome, it is minimum that the possibility of residual bubble, delamination reduces to, and weight also is under control.Be provided with micro-strip resistance in the present embodiment in printed board, micro-strip resistance is micro-high-power thick-film resistor of being with, and volume is little, and reliability is high; Be provided with two electric connectors in the present embodiment, electric connector is selected L16, N series connector; Be provided with inductance element in printed board, preferably inductance element is chip inductor.
" embodiment " that spoken of in this manual, " another embodiment ", " embodiment ", etc., refer to specific features, structure or the characteristics described in conjunction with this embodiment and be included at least one embodiment that the application's generality describes.In specification, a plurality of local appearance statement of the same race is not necessarily to refer to same embodiment.Furthermore, while in conjunction with any embodiment, describing a specific features, structure or characteristics, what advocate is to realize that in conjunction with other embodiment this feature, structure or characteristics also drop in scope of the present utility model.
Although a plurality of explanatory embodiment with reference to utility model is described the utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and execution modes, and these are revised and within execution mode will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (10)
1. an airborne communication antenna top radiation appliance, comprise base, printed board, radome, top board, electric connector; It is characterized in that: described printed board is arranged in described radome; Described radome is connected with described base; Described top board is arranged on described radome top; Described base bottom is provided with electric connector; Be provided with the top radiation appliance on described top board.
2. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that described printed board comprises V cone antenna printed board and the printed board of fin-shaped antenna.
3. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that described base is that aluminum is made.
4. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that described top board is that aluminum is made.
5. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that described radome is that glass fiber reinforced plastics composite material is made.
6. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that described electric connector is L16 or N series connector.
7. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that in described printed board being provided with micro-strip resistance, and described micro-strip resistance is micro-thick film resistance.
8. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that being provided with chip inductor in described printed board.
9. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that between described base and radome, gummed has fixture, and described fixture is epoxide resin material.
10. airborne communication antenna according to claim 1 top radiation appliance, is characterized in that in described printed board being provided with band pass filter and low pass filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320423200 CN203351750U (en) | 2013-07-16 | 2013-07-16 | Airborne communication antenna top radiation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320423200 CN203351750U (en) | 2013-07-16 | 2013-07-16 | Airborne communication antenna top radiation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203351750U true CN203351750U (en) | 2013-12-18 |
Family
ID=49751602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320423200 Expired - Lifetime CN203351750U (en) | 2013-07-16 | 2013-07-16 | Airborne communication antenna top radiation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203351750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110957573A (en) * | 2019-11-25 | 2020-04-03 | 北京军懋国兴科技股份有限公司 | Dual-band airborne composite antenna |
| CN113964517A (en) * | 2021-10-11 | 2022-01-21 | 陕西昱琛航空设备股份有限公司 | A kind of integrated antenna and its processing and assembling technology |
-
2013
- 2013-07-16 CN CN 201320423200 patent/CN203351750U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110957573A (en) * | 2019-11-25 | 2020-04-03 | 北京军懋国兴科技股份有限公司 | Dual-band airborne composite antenna |
| CN113964517A (en) * | 2021-10-11 | 2022-01-21 | 陕西昱琛航空设备股份有限公司 | A kind of integrated antenna and its processing and assembling technology |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |