CN206697604U - A kind of dual-band and dual-polarization wide frequency antenna - Google Patents
A kind of dual-band and dual-polarization wide frequency antenna Download PDFInfo
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- CN206697604U CN206697604U CN201621465167.6U CN201621465167U CN206697604U CN 206697604 U CN206697604 U CN 206697604U CN 201621465167 U CN201621465167 U CN 201621465167U CN 206697604 U CN206697604 U CN 206697604U
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Abstract
It the utility model is related to a kind of dual-band and dual-polarization wide frequency antenna, including reflecting plate, rhombus low-frequency vibrator and bowl-type high frequency oscillator；The bending on the side of reflecting surface two of reflecting plate forms sidepiece reflecting wall vertically upward, some radiating elements are provided with the reflecting surface of reflecting plate, the radiating element includes five rhombus low-frequency vibrators being equally spaced along reflecting plate long axis direction, and ten bowl-type high frequency oscillators being equally spaced along reflecting plate long axis direction are respectively equipped with the both sides of five rhombus low-frequency vibrators, i.e., the corner of each rhombus low-frequency vibrator is symmetrically distributed with bowl-type high frequency oscillator.The utility model has the advantage of：The utility model is combined composition dual-band antenna by high frequency oscillator and low-frequency vibrator, and the performance for improving antenna is combined with rational size by improving the structure of low-frequency vibrator and high frequency oscillator, it is formed the double wide frequency antennas of a high performance double frequency, have the advantages that covering frequency range is wide, interference is small.
Description
Technical field
The invention belongs to antenna equipment technical field, more particularly to a kind of dual-band and dual-polarization wide frequency antenna.
Background technology
As the R-T unit of electromagnetic wave, the too busy to get away antenna for base station of transmission covering of signal, bipolar in mobile communication technology
It is the indispensable part in each base station to change mobile base station antenna, and its performance directly affects the quality of communication；And spoke
Element of the unit as dual polarization mobile base station antenna is penetrated, is the key for influenceing dual polarization mobile base station antenna performance
Component.
Antenna has important influence for the property indices of antenna due to its particularity, each part dimension；Therefore
The structure and size of antenna are optimized on the basis of known antenna configuration, are current to obtain better performance parameter
The research topic of communications industry.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of dual-band and dual-polarization wideband day rational in infrastructure, excellent performance
Line.
In order to solve the above technical problems, the technical scheme is that：A kind of dual-band and dual-polarization wide frequency antenna, its innovative point
It is：Including reflecting plate, rhombus low-frequency vibrator and bowl-type high frequency oscillator；
Reflecting plate includes the first reflecting plate and is set in parallel in the second reflecting plate of the first reflecting plate both sides, and second is anti-
Penetrate plate to set less than the first reflecting plate 15mm, the width of the first reflecting plate is 180mm, and the width of the second reflecting plate is 102mm；
Bending on the side forms sidepiece reflecting wall vertically upward outside the reflecting surface of second reflecting plate, and the height of reflecting wall is 35mm；
Five rhombus low frequencies being equally spaced along the first reflecting plate long axis direction are provided with the reflecting surface of first reflecting plate
Oscillator, and neighboring diamonds low-frequency vibrator spacing is specially 280mm；Ten are respectively equipped with second reflecting plate of the first reflecting plate both sides
The individual bowl-type high frequency oscillator being equally spaced along the second reflecting plate long axis direction, the spacing of adjacent bowl-type high frequency oscillator is 140mm, i.e.,
The corner of each rhombus low-frequency vibrator is symmetrically distributed with bowl-type high frequency oscillator；
The rhombus low-frequency vibrator, including a base, a pair of balanced support arms have been each extended over towards four direction on base,
The end symmetric of adjacent balance support arm is provided with one with one of adjacent direction for the end of one balanced support arm in each direction
To the first radiation item；First radiation item includes the first irradiation unit and the second irradiation unit, one end of the first irradiation unit and balance
The sloped-end of support arm is fixed, and the other end bending extension of the first irradiation unit forms second irradiation unit, the second irradiation unit
Length be 27.04mm, width 3.2mm, and the angle between adjacent two first irradiation unit is 90 °, using balanced support arm as
The distance between center line, two the second irradiation units being oppositely arranged is 123mm；
One second radiation item is provided between the second irradiation unit of the radiation item of each pair first, is made between the radiation item of each pair first
An inside enclosed structure and outward opening formula structure are formed, and second radiation item is arcuate structure；Prolonged with two second irradiation units
It is the center of circle to stretch joining, and the radius of circle where the inner arc of the radiation item of arc second is 24.8mm, the outer arc of the radiation item of arc second
The radius of place circle is 28mm, and the thickness of the first radiation item and the second radiation item is 6mm, and radiation item top is away from reflecting plate
Distance is 78mm；
The bowl-type high frequency oscillator, including four symmetrically arranged fan-shaped vibrator arms, four fan-shaped vibrator arm base portions set company
Annular base is connect, is electrically connected to form one polarizes by metal feed seat between symmetrical fan-shaped vibrator arm two-by-two, and then
Form a bowl structure；The annular external diameter that four fan-shaped vibrator arms are formed is 58.5mm, between adjacent two fan-shaped vibrators arm
Distance is 3.95mm；And the width of fan-shaped vibrator arm is 4.03mm, thickness 3mm, fan-shaped vibrator arm top is away from the second reflecting plate
Distance be 37mm.
Further, it is fixedly connected between a pair of balanced support arms on each direction by U-shaped card seat, and it is U-shaped
Deck is made up of dielectric constant of 2.25 polytetrafluoroethylene (PTFE).
Further, first reflecting plate and the second reflecting plate use 6062 aluminium sheets of the thickness for 2mm.
The advantage of the invention is that：
(1) dual-band and dual-polarization wide frequency antenna of the present invention, composition dual-band antenna is combined by high frequency oscillator and low-frequency vibrator,
Wherein, because each radiating element of rhombus low-frequency vibrator is symmetricly set in second spoke with one second radiation item and two
The first radiation item of bar both sides is penetrated, and the angle between the neighboring first radiation portion of the first radiation item is 90 °, with balanced support arm
Centered on the distance between line, two the second irradiation units being oppositely arranged be 123mm, described in by feed line, electromagnetic wave is imported
After radiating element, first radiation item and the second radiation item preferably can open the electromagenetic wave radiation, bigger to occupy
Broadband so that the bandwidth of operation of whole rhombus low-frequency vibrator is expanded；Bowl-type high frequency oscillator, only with four fans
Shape oscillator arms, and the spacing very little between fan-shaped vibrator arm, the improvement of low-frequency vibrator and high frequency oscillator structure, strengthen radiation
The structural strength of bar, balanced support arm and fan-shaped vibrator arm, improve the reliability of oscillator, make oscillator electrical property consistency and
Stability gets a promotion；And improve the performance of antenna by being combined to low-frequency vibrator and the rational size of high frequency oscillator, make it
A high performance dual-band and dual-polarization wide frequency antenna is formed, has the advantages that to cover that frequency range is wide, it is small to disturb, is particularly suitable for use in 690
~960MHZ low frequency and 1710~2170MHZ high frequency.
(2) dual-band and dual-polarization wide frequency antenna of the present invention, wherein, it is fixedly connected between balanced support arm by U-shaped card seat,
And U-shape structure deck, from the polytetrafluoroethylene (PTFE) that dielectric constant is 2.25, it is the return loss for adjusting oscillator unit that it, which is acted on, is expanded
Its bandwidth of operation is opened up, adjusts polarization isolation.
(3) dual-band and dual-polarization wide frequency antenna of the present invention, wherein, the first reflecting plate and the second reflecting plate use thickness for
2mm 6062 aluminium sheets, 6062 aluminium sheet category Al-Mg-Si system alloys, moderate strength, there is good plasticity and excellent corrosion resistance,
So that dual-band and dual-polarization wide frequency antenna has very high corrosion stability.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is dual-band and dual-polarization wide frequency antenna structure schematic diagram in the present invention.
Fig. 2 is dual-band and dual-polarization wide frequency antenna front view in the present invention.
Fig. 3 is dual-band and dual-polarization wide frequency antenna top view in the present invention.
Fig. 4 is dual-band and dual-polarization wide frequency antenna side view in the present invention.
Fig. 5 is rhombus low-frequency vibrator structural representation in the present invention.
Fig. 6 is rhombus low-frequency vibrator top view in the present invention.
Fig. 7 is bowl-type high frequency oscillator structure schematic diagram in the present invention.
Fig. 8 is bowl-type high frequency oscillator top view in the present invention.
Embodiment
The following examples can make professional and technical personnel that the present invention be more fully understood, but therefore not send out this
It is bright to be limited among described scope of embodiments.
Embodiment
The present embodiment dual-polarization broadband antenna, as shown in figures 1-4, including reflecting plate 1, rhombus low-frequency vibrator 2 and bowl-type are high
Frequency vibration 3,
Reflecting plate includes the first reflecting plate 11 and is set in parallel in the second reflecting plate 12 of the both sides of the first reflecting plate 11, and
Second reflecting plate 12 is set less than the 15mm of the first reflecting plate 11, and the width of the first reflecting plate 11 is 180mm, the second reflecting plate 12
Width be 102mm；Bending on the side forms sidepiece reflecting wall 13 vertically upward outside the reflecting surface of the second reflecting plate 12,
The height of reflecting wall 13 is 35mm；
It is low that five rhombuses being equally spaced along the first reflecting plate long axis direction are provided with the reflecting surface of first reflecting plate 11
Frequency vibration 2, and the spacing of neighboring diamonds low-frequency vibrator 2 is specially 280mm；Divide on second reflecting plate 12 of the both sides of the first reflecting plate 11
Not She You ten bowl-type high frequency oscillators 3 being equally spaced along the long axis direction of the second reflecting plate 12, adjacent bowl-type high frequency oscillator 3
Spacing is 140mm, i.e., the corner of each rhombus low-frequency vibrator 2 is symmetrically distributed with bowl-type high frequency oscillator 3.
In order to improve the corrosion stability of dual-band and dual-polarization wide frequency antenna, the first reflecting plate 11 and the second reflecting plate 12 are using thickness
Spend 6062 aluminium sheets for 2mm, 6062 aluminium sheet category Al-Mg-Si system alloys, moderate strength, there is good plasticity and excellent resistance to
Corrosion.
The structure of rhombus low-frequency vibrator 2 is：As it can be seen in figures 5 and 6, including a base 21, towards four direction point on base 21
A pair of balanced support arms 22, the end of a balanced support arm 221 in each direction and a phase in adjacent direction are not extended with
The end symmetric of adjacent balanced support arm 222 is provided with a pair of first radiation items 23；First radiation item 23 includes the first irradiation unit 231
With the second irradiation unit 232, one end of the first irradiation unit 231 and the sloped-end of balanced support arm are fixed, the first irradiation unit 231
Other end bending extension forms second irradiation unit 232, and the length of the second irradiation unit 232 is 27.04mm, width 3.2mm,
And the angle between adjacent two first irradiation unit 231 is 90 °, the line centered on balanced support arm 2, two the second spokes being oppositely arranged
It is 123mm to penetrate the distance between portion 32.
One second radiation item 24 is provided between the second irradiation unit 232 of the first radiation item of each pair 23, makes the spoke of each pair first
Penetrate between bar 23 and form an inside enclosed structure and outward opening formula structure, and the second radiation item 24 is arcuate structure；With two second
It is the center of circle that irradiation unit 232, which extends joining, and the radius justified where the inner arc of the radiation item of arc second is 24.8mm, the spoke of arc second
The radius of circle where penetrating the outer arc of bar is 28mm, and the thickness of the first radiation item 3 and the second radiation item 4 is 6mm, radiation item top
Distance of the end away from reflecting plate 1 is 78mm.
In order to adjust the return loss of oscillator unit, its bandwidth of operation is extended, polarization isolation is adjusted, by each pair balanced support
Arm 22 is fixedly connected by U-shaped card seat 25, and the U-shaped card seat 25 is made up of dielectric constant of 2.25 polytetrafluoroethylene (PTFE).
The structure of bowl-type high frequency oscillator 3 is：As shown in FIG. 7 and 8, including four symmetrically arranged fan-shaped vibrator arms 31, four
The individual base portion of fan-shaped vibrator arm 31 sets connection annular base 32, is fed two-by-two between symmetrical fan-shaped vibrator arm 31 by metal
Seat 33, which is electrically connected to form one, to polarize, and then forms a bowl structure；The annular external diameter that four fan-shaped vibrator arms 31 are formed is
The distance between 58.5mm, adjacent two fan-shaped vibrators arm 31 is 3.95mm；It is thick and the width of fan-shaped vibrator arm 31 is 4.03mm
It is 37mm to spend for 3mm, distance of the top of fan-shaped vibrator arm 31 away from the second reflecting plate 12.
The specifically test such as following table of the dual-band and dual-polarization wide frequency antenna of the present invention：
The beam of unit radiance test parameter of rhombus low-frequency vibrator
Beam of unit has a down dip：0C
Beam of unit has a down dip：10C
Beam of unit has a down dip：5C
Test data parametric statistics form：
The beam of unit radiance test parameter of bowl-type high frequency oscillator
Beam of unit has a down dip：0C
Beam of unit has a down dip：10C
Beam of unit has a down dip：5C
Test data parametric statistics form：
Conclusion：The low frequency and high-frequency test of dual-band and dual-polarization wide frequency antenna of the present invention fully meet standard requirement, and performance
It is excellent, have the advantages that covering frequency range is wide, interference is small.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The skill of the industry
For art personnel it should be appreciated that the present invention is not limited to the above embodiments, described in above-described embodiment and specification is explanation
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these
Changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and
Its equivalent thereof.
Claims (3)
- A kind of 1. dual-band and dual-polarization wide frequency antenna, it is characterised in that：Including reflecting plate, rhombus low-frequency vibrator and bowl-type high frequency vibrating Son；Reflecting plate includes the first reflecting plate and is set in parallel in the second reflecting plate of the first reflecting plate both sides, and the second reflecting plate Set less than the first reflecting plate 15mm, the width of the first reflecting plate is 180mm, and the width of the second reflecting plate is 102mm；Second Bending on the side forms sidepiece reflecting wall vertically upward outside the reflecting surface of reflecting plate, and the height of reflecting wall is 35mm；Five rhombus low-frequency vibrators being equally spaced along the first reflecting plate long axis direction are provided with the reflecting surface of first reflecting plate, And neighboring diamonds low-frequency vibrator spacing is specially 280mm；Ten edges are respectively equipped with second reflecting plate of the first reflecting plate both sides The bowl-type high frequency oscillator that second reflecting plate long axis direction is equally spaced, the spacing of adjacent bowl-type high frequency oscillator is 140mm, i.e., each The corner of rhombus low-frequency vibrator is symmetrically distributed with bowl-type high frequency oscillator；The rhombus low-frequency vibrator, including a base, a pair of balanced support arms have been each extended over towards four direction on base, each The end symmetric of adjacent balance support arm is provided with a pair the with one article of adjacent direction for the end of one article of balanced support arm in direction One radiation item；First radiation item includes the first irradiation unit and the second irradiation unit, one end of the first irradiation unit and balanced support The sloped-end of arm is fixed, and the other end bending extension of the first irradiation unit forms second irradiation unit, the length of the second irradiation unit Spend for 27.04mm, width 3.2mm, and the angle between adjacent two first irradiation unit is 90 °, centered on balanced support arm The distance between line, two the second irradiation units being oppositely arranged is 123mm；One second radiation item is provided between the second irradiation unit of the radiation item of each pair first, makes to be formed between the radiation item of each pair first One inside enclosed structure and outward opening formula structure, and second radiation item is arcuate structure；Extend phase with two second irradiation units Intersection point is the center of circle, and the radius of circle where the inner arc of the radiation item of arc second be 24.8mm, the outer arc place of the radiation item of arc second Round radius is 28mm, and the thickness of the first radiation item and the second radiation item is 6mm, distance of the radiation item top away from reflecting plate For 78mm；The bowl-type high frequency oscillator, including four symmetrically arranged fan-shaped vibrator arms, four fan-shaped vibrator arm base portions set connection ring Shape base, it is electrically connected to form one polarizes by metal feed seat between symmetrical fan-shaped vibrator arm two-by-two, and then is formed One bowl structure；The annular external diameter that four fan-shaped vibrator arms are formed is the distance between 58.5mm, adjacent two fan-shaped vibrators arm For 3.95mm；And the width of fan-shaped vibrator arm is 4.03mm, thickness 3mm, fan-shaped vibrator arm top away from the second reflecting plate away from From for 37mm.
- 2. dual-band and dual-polarization wide frequency antenna according to claim 1, it is characterised in that：A pair on each direction are flat It is fixedly connected between weighing apparatus support arm by U-shaped card seat, and U-shaped card seat is made up of dielectric constant of 2.25 polytetrafluoroethylene (PTFE).
- 3. dual-band and dual-polarization wide frequency antenna according to claim 1, it is characterised in that：First reflecting plate and second anti- Penetrate 6062 aluminium sheets that plate uses thickness as 2mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621465167.6U CN206697604U (en) | 2016-12-29 | 2016-12-29 | A kind of dual-band and dual-polarization wide frequency antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621465167.6U CN206697604U (en) | 2016-12-29 | 2016-12-29 | A kind of dual-band and dual-polarization wide frequency antenna |
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| CN206697604U true CN206697604U (en) | 2017-12-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086373A (en) * | 2016-12-29 | 2017-08-22 | 江苏华灿电讯股份有限公司 | A kind of dual-band and dual-polarization wide frequency antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086373A (en) * | 2016-12-29 | 2017-08-22 | 江苏华灿电讯股份有限公司 | A kind of dual-band and dual-polarization wide frequency antenna |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226500 Yongfu County, Rugao City, Jiangsu province Nantong Yongfu industrial concentration area (Yongfu village five sets) Patentee after: Jiangsu Huacan Telecom Group Co., Ltd. Address before: 226500 Yongfu County, Rugao City, Jiangsu province Nantong Yongfu industrial concentration area (Yongfu village five sets) Patentee before: Jiangsu Huacan Telecommunications Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |