CN208507934U - A kind of three frequency range antenna structure of high-isolation ultrashort wave - Google Patents
A kind of three frequency range antenna structure of high-isolation ultrashort wave Download PDFInfo
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- CN208507934U CN208507934U CN201820882293.4U CN201820882293U CN208507934U CN 208507934 U CN208507934 U CN 208507934U CN 201820882293 U CN201820882293 U CN 201820882293U CN 208507934 U CN208507934 U CN 208507934U
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- 238000002955 isolation Methods 0.000 title claims abstract description 16
- 230000005670 electromagnetic radiation Effects 0.000 claims abstract description 57
- 238000004904 shortening Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 15
- 230000005855 radiation Effects 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005290 field theory Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model discloses a kind of three frequency range antenna structures of high-isolation ultrashort wave, the structure includes whip antenna main body, the whip antenna main body includes the lower radiator being sequentially connected, lower whip body and upper whip body, and the cross section of the lower radiator, lower whip body and upper whip body all has circular configuration；First electromagnetic radiation body, the second electromagnetic radiation body and third electromagnetic radiation body, the first electromagnetic radiation body, the second electromagnetic radiation body and third electromagnetic radiation body are respectively positioned on inside the lower radiator.Structure provided by the present application, incorporates 27.5MHz-39.5MHz；The communication of tri- frequency ranges of 150MHz-170MHz 350MHz-370MHz, it is unobscured not block, other equipment and personnel are not influenced, and the observation of naval target is observed.Field obscuration is minimum with the obvious advantage.Using the aerial radiation device of more middle combination flaky radiator compositions inside antenna body, to guarantee that the frequency of three frequency ranges can perfectly emit on the same antenna, standing wave is had excellent performance.
Description
Technical field
The utility model relates to antenna communication technical fields, comprehensive more particularly to a kind of three frequency range of high-isolation ultrashort wave
Antenna structure.
Background technique
Shortwave, ultrashort wave radio set communication at present is that each radio station passes through the antennas of a corresponding frequencies and sent and connect
It receives.When multi-section radio station is simultaneously in use, be bound to cause the antenna for establishing more different height different size different frequencies, block
The visual field increases maintenance difficulties, and especially problem is especially prominent on the relatively nervous ship in space.Simultaneously antenna from relative close
Also it be easy to cause interference.The ultrashort wave frequency range of shortwave is carried out multi-band fusion to communicate at single antenna, difficulty is very big.
High frequency antenna multi-band fusion is easy relative to low frequency, and Frequency interval is narrow, and frequency easy to form, which is shown in, to be interfered with each other, Yi Jitian
The standing wave of line is bigger than normal, influences radio station emission effciency.
Utility model content
The utility model provides a kind of three frequency range antenna structure of high-isolation ultrashort wave.
The utility model provides following scheme:
A kind of three frequency range antenna structure of high-isolation ultrashort wave, comprising:
Whip antenna main body, the whip antenna main body include the lower radiator being sequentially connected, lower whip body and upper whip body,
The cross section of the lower radiator, lower whip body and upper whip body all has circular configuration；
First electromagnetic radiation body, the second electromagnetic radiation body and third electromagnetic radiation body, first electromagnetic wave
Emitter, the second electromagnetic radiation body and third electromagnetic radiation body are respectively positioned on inside the lower radiator；
The first electromagnetic radiation body includes symmetrically arranged first fan-shaped reflecting plate and short with it on two block spaces
First radiating element of road wiring；The second electromagnetic radiation body includes the symmetrically arranged second fan-shaped reflection on two block spaces
Plate and the second radiating element with its shortening contact；The third electromagnetic radiation body includes to be connected with the upper whip body
Three radiating elements；
Wherein, the surface area of the described first fan-shaped reflecting plate is less than the surface area of the described second fan-shaped reflecting plate.
It is preferred: the electromagnetic signal that the first electromagnetic radiation body is 350-370MHz for tranmitting frequency, described the
The electromagnetic signal that two electromagnetic radiation bodies are 150-170MHz for tranmitting frequency, the third electromagnetic radiation body is for emitting
Frequency is the electromagnetic signal of 27.5-39.5MHz.
Preferred: the diameter of the lower radiator is greater than the diameter of the lower whip body, and the diameter of the lower whip body is greater than institute
State the diameter of whip body.
Preferred: the whip antenna main body uses the composite material with high wave transmission rate to be made.
Preferred: first radiating element includes emitting wave frequency electromagnetism according to the first electromagnetic radiation body
The first loading capacitance and the first inductance of characteristics match；Second radiating element includes according to second electromagnetic radiation
Body emits matched second loading capacitance of wave frequency electromagnetic property and the second inductance；The third radiating element includes institute
State the matched third loading capacitance of third electromagnetic radiation body transmitting wave frequency electromagnetic property and third inductance.
According to specific embodiment provided by the utility model, the utility model discloses following technical effects:
By the utility model, a kind of three frequency range antenna structure of high-isolation ultrashort wave may be implemented, in a kind of reality
Under existing mode, which may include whip antenna main body, the whip antenna main body include the lower radiator being sequentially connected, under
Whip body and upper whip body, the cross section of the lower radiator, lower whip body and upper whip body all have circular configuration；First electromagnetic wave
Emitter, the second electromagnetic radiation body and third electromagnetic radiation body, the first electromagnetic radiation body, the second electromagnetic wave hair
Beam and third electromagnetic radiation body are respectively positioned on inside the lower radiator；The first electromagnetic radiation body includes two pieces of skies
Between upper symmetrically arranged first fan-shaped reflecting plate and the first radiating element with its shortening contact；Second electromagnetic radiation
Body includes the symmetrically arranged second fan-shaped reflecting plate and the second radiating element with its shortening contact on two block spaces；Described
Three electromagnetic radiation bodies include the third radiating element being connected with the upper whip body；Wherein, the table of the described first fan-shaped reflecting plate
Area is less than the surface area of the described second fan-shaped reflecting plate.Structure provided by the present application, incorporates 27.5MHz-39.5MHz；
The communication of tri- frequency ranges of 150MHz-170MHz350MHz-370MHz, it is unobscured do not block (Antenna Design be lower end overstriking, in
Upper section is very thin, relatively slightly in mast hereinafter, thin on mast, does not influence the sight of other equipment and personnel to naval target
Examine observation.Field obscuration is minimum with the obvious advantage.Using the aerial radiation dress of more middle combination flaky radiator compositions inside antenna body
It sets, to guarantee that the frequency of three frequency ranges can perfectly emit on the same antenna, standing wave is had excellent performance.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of structure of three frequency range antenna structure of high-isolation ultrashort wave provided by the embodiment of the utility model
Schematic diagram；
Fig. 2 is the structural schematic diagram of lower radiator provided by the embodiment of the utility model.
In figure: the fan-shaped reflecting plate 4 of lower radiator 1, lower whip body 2, upper whip body 3, first, the first radiating element 5, second are fan-shaped
Reflecting plate 6, the second radiating element 7.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to
In the range of the utility model protection.
Embodiment
It is a kind of three frequency range antenna of high-isolation ultrashort wave provided by the embodiment of the utility model referring to Fig. 1, Fig. 2
Structure, as shown in Figure 1 and Figure 2, the structure include whip antenna main body, and the whip antenna main body includes the lower spoke being sequentially connected
The cross section of beam 1, lower whip body 2 and upper whip body 3, the lower radiator 1, lower whip body 2 and upper whip body 3 all has round knot
Structure；
First electromagnetic radiation body, the second electromagnetic radiation body and third electromagnetic radiation body, first electromagnetic wave
Emitter, the second electromagnetic radiation body and third electromagnetic radiation body are respectively positioned on inside the lower radiator；
The first electromagnetic radiation body includes symmetrically arranged first fan-shaped reflecting plate 4 and short with it on two block spaces
First radiating element 5 of road wiring；The second electromagnetic radiation body is fan-shaped anti-including on two block spaces symmetrically arranged second
Penetrate plate 6 and the second radiating element 7 with its shortening contact；The third electromagnetic radiation body includes being connected with the upper whip body
Third radiating element；
Wherein, the surface area of the described first fan-shaped reflecting plate 4 is less than the surface area of the described second fan-shaped reflecting plate 6.
Further, the electromagnetic signal that the first electromagnetic radiation body is 350-370MHz for tranmitting frequency, it is described
The electromagnetic signal that second electromagnetic radiation body is 150-170MHz for tranmitting frequency, the third electromagnetic radiation body is for sending out
Radio frequency rate is the electromagnetic signal of 27.5-39.5MHz.The diameter of the lower radiator is greater than the diameter of the lower whip body, under described
The diameter of whip body is greater than the diameter of the upper whip body.The whip antenna main body uses the composite material with high wave transmission rate to make
It forms.First radiating element includes matched according to the first electromagnetic radiation body transmitting wave frequency electromagnetic property
First loading capacitance and the first inductance；Second radiating element includes emitting electromagnetism according to the second electromagnetic radiation body
Matched second loading capacitance of wave frequency rate electromagnetic property and the second inductance；The third radiating element includes the third electromagnetism
Wave emitter emits the matched third loading capacitance of wave frequency electromagnetic property and third inductance.
This application provides a kind of three frequency range antennas of high-isolation, it is reasonable that the ultrashort wave antenna provided passes through
Design and layout (using two sets it is spatially symmetrically placed, load shortening contact radiating element antenna technologies, make same pair
Antenna covers three frequency ranges and works at the same time, and does not influence each other).There are three ports for antenna tool, can connect corresponding channel simultaneously
Radio station and communication equipment.Each port interval isolation is big, influences each other minimum.Antenna is used for boat-carrying environment, has vertical surface wave
Beamwidth, the radiation characteristics such as 360 ° of omnidirectional's coverings of horizontal plane.
Existing naval vessel is generally fitted with multi-section communication radio station equipment, different location uses above deck to ensure communication
Whip antenna mode is equipped with independent each communication frequency band antenna of the multiple types of different purposes, and it is each simultaneously easily to block the visual field
The different antennae of each producer of equipment also increases maintenance difficulties, and interference is also be easy to cause in communication, and this phenomenon obtains always
Less than very good solution, three frequency range antenna of ultrashort wave provided by the present application, will be originally respective by distinctive unique design
Three Antenna Designs of purposes are integrated into an antenna, and provide three connectors and provide antenna communication garment to three communication apparatus
Business.
It is an antenna by original three Antenna Designs, and three connectors is provided and provide antenna serves to three equipment.
Delivery outlet:
Export one, less than 0~2dBi@, 27.5-39.5MHz
Export two, less than 0~2dBi@150-170MHz；
Export three, less than 0~2dBi@350-370MHz；
Fully consider that the wind-proof performance of antenna, Antenna Design are reliable and stable.With fabulous coverage effect.
Design uses bundling antenna scheme, and three antennas are concentrated on shell (referring to lower radiator) inside, real
Existing three antennas output in the structure, considers three antennas interacting together.According to electromagnetic radiation principle, in conjunction with electricity
The experience of magnetic field theory and the long-term Antenna Design of my unit enhances wave transparent using composite material using new antenna material
Rate, we devise this three-in-one bundling antenna.
Using two sets of corresponding fan-shaped reflecting plates, (fan-shaped reflecting plate is mainly the wave character with different frequency, to set
Count the electromagnetic radiation body to differ in size) and according to three kinds of frequency electromagnetic characteristic loading capacitances and the radiation list of inductance matching wiring
(small fan-shaped emission plate is responsible for upper frequency to member, and big fan-shaped emission plate is responsible for middle band frequency, and top whip, which fills, is responsible for low side frequency
Rate) three 27.5-39.5MHz150-170MHz of different frequency range of antenna technology fusion；350-370MHz；) communication antenna, and
At work can above-mentioned frequency range can either be to the dimensional orientation of different (antenna whole designs at whiplike, Circular Polarisation is very good)
Emit signal, can also receive the signal from different spaces orientation, have the function of fabulous communication quality and converged communication.
Structure provided by the present application, incorporates 27.5MHz-39.5MHz；150MHz-170MHz 350MHz-370MHz tri-
The communication of a frequency range, it is unobscured do not block (Antenna Design is that lower end overstriking, middle upper section are very thin, relatively slightly in mast hereinafter,
It is thin on mast, do not influence other equipment and personnel and the observation of naval target observed.Field obscuration is minimum with the obvious advantage.
Using the aerial radiation device of more middle combination flaky radiator compositions inside antenna body, to guarantee the frequency of three frequency ranges same
Can perfectly it emit on one antenna, standing wave is had excellent performance.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the preferred embodiment of the utility model only, is not intended to limit the protection model of the utility model
It encloses.Any modification, equivalent substitution, improvement and etc. made within the spirit and principle of the present invention, are all contained in this reality
With in novel protection scope.
Claims (5)
1. a kind of three frequency range antenna structure of high-isolation ultrashort wave characterized by comprising
Whip antenna main body, the whip antenna main body include the lower radiator being sequentially connected, lower whip body and upper whip body, described
The cross section of lower radiator, lower whip body and upper whip body all has circular configuration；
First electromagnetic radiation body, the second electromagnetic radiation body and third electromagnetic radiation body, first electromagnetic radiation
Body, the second electromagnetic radiation body and third electromagnetic radiation body are respectively positioned on inside the lower radiator；
The first electromagnetic radiation body connects including the on two block spaces symmetrically arranged first fan-shaped reflecting plate and with its short circuit
First radiating element of line；The second electromagnetic radiation body include on two block spaces symmetrically arranged second fan-shaped reflecting plate with
And the second radiating element with its shortening contact；The third electromagnetic radiation body includes the third spoke being connected with the upper whip body
Penetrate unit；
Wherein, the surface area of the described first fan-shaped reflecting plate is less than the surface area of the described second fan-shaped reflecting plate.
2. three frequency range antenna structure of high-isolation ultrashort wave according to claim 1, which is characterized in that described first
The electromagnetic signal that electromagnetic radiation body is 350-370MHz for tranmitting frequency, the second electromagnetic radiation body is for emitting frequency
Rate is the electromagnetic signal of 150-170MHz, the electromagnetism that the third electromagnetic radiation body is 27.5-39.5MHz for tranmitting frequency
Signal.
3. three frequency range antenna structure of high-isolation ultrashort wave according to claim 1, which is characterized in that the lower spoke
The diameter of beam is greater than the diameter of the lower whip body, and the diameter of the lower whip body is greater than the diameter of the upper whip body.
4. three frequency range antenna structure of high-isolation ultrashort wave according to claim 1, which is characterized in that described whiplike
Antenna body uses the composite material with high wave transmission rate to be made.
5. three frequency range antenna structure of high-isolation ultrashort wave according to claim 1, which is characterized in that described first
Radiating element includes emitting matched first loading capacitance of wave frequency electromagnetic property according to the first electromagnetic radiation body
And first inductance；Second radiating element includes emitting wave frequency electromagnetism spy according to the second electromagnetic radiation body
Matched second loading capacitance of property and the second inductance；The third radiating element includes the third electromagnetic radiation body transmitting
The matched third loading capacitance of wave frequency electromagnetic property and third inductance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820882293.4U CN208507934U (en) | 2018-06-08 | 2018-06-08 | A kind of three frequency range antenna structure of high-isolation ultrashort wave |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820882293.4U CN208507934U (en) | 2018-06-08 | 2018-06-08 | A kind of three frequency range antenna structure of high-isolation ultrashort wave |
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| CN208507934U true CN208507934U (en) | 2019-02-15 |
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| CN201820882293.4U Expired - Fee Related CN208507934U (en) | 2018-06-08 | 2018-06-08 | A kind of three frequency range antenna structure of high-isolation ultrashort wave |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550983A (en) * | 2018-06-08 | 2018-09-18 | 北京乾德永达科技有限公司 | A kind of three frequency range antenna structure of high-isolation ultrashort wave |
| CN111755821A (en) * | 2020-07-15 | 2020-10-09 | 上海海积信息科技股份有限公司 | Integrated antenna |
-
2018
- 2018-06-08 CN CN201820882293.4U patent/CN208507934U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550983A (en) * | 2018-06-08 | 2018-09-18 | 北京乾德永达科技有限公司 | A kind of three frequency range antenna structure of high-isolation ultrashort wave |
| CN108550983B (en) * | 2018-06-08 | 2024-04-26 | 北京乾德永达科技有限公司 | High-isolation ultrashort wave three-frequency-band integrated antenna structure |
| CN111755821A (en) * | 2020-07-15 | 2020-10-09 | 上海海积信息科技股份有限公司 | Integrated antenna |
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Granted publication date: 20190215 |