CN206947533U - A kind of big angle of declination electrical tilt antenna - Google Patents
A kind of big angle of declination electrical tilt antenna Download PDFInfo
- Publication number
- CN206947533U CN206947533U CN201720746452.3U CN201720746452U CN206947533U CN 206947533 U CN206947533 U CN 206947533U CN 201720746452 U CN201720746452 U CN 201720746452U CN 206947533 U CN206947533 U CN 206947533U
- Authority
- CN
- China
- Prior art keywords
- feeding network
- reflecting plate
- layers
- declination
- electrical tilt
- 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 - Fee Related
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The utility model discloses a kind of big angle of declination electrical tilt antenna, two layers of feeding network mechanism including reflecting plate, positioned at the positive dual polarization vibrator of reflecting plate and positioned at reflection back, several positive dual polarization vibrators of the reflecting plate are arranged on reflecting plate by screw, the reflection back is provided with several plastic support posts, two layers of feeding network mechanism are inserted into plastic support post, and two layers of feeding network mechanism are arranged on reflecting plate by screw；Two layers of feeding network mechanism includes the first feeding network and the second feeding network, second feeding network is superimposed upon on the first feeding network, pull bar on first feeding network and the second feeding network is connected with the transmission mechanism on reflecting plate, and transmission mechanism drives two pull bar movements simultaneously.A kind of big angle of declination electrical tilt antenna of the present utility model, by the way that feeding network mechanism is arranged into double-layer structure, substantially increases overall amount of phase shift, so that the angular region increase that has a down dip of whole electrical tilt antenna.
Description
Technical field
Big angle of declination electrical tilt antenna is the utility model is related to, belongs to field of antenna.
Background technology
As the continuous development of mobile communication technology, particularly high traffic and the 4G networks of high data traffic requirement are to city
The covering of city's signal proposes higher requirement, and the base station site spacing of major operator is less and less, and the peace of antenna for base station
Holding position is general higher, easily produces area covered, produces signal interference, influences communication quality.In order to realize that the network coverage resists
The optimization of interference is, it is necessary to which Reasonable adjustment antenna for base station tilts (i.e. velocity of wave has a down dip) in the velocity of wave of elevation radiation patytern.
The mode that adjustment velocity of wave has a down dip in industry at present is divided into mechanical tilt and electricity tune has a down dip, due to electricity tune have a down dip relative to
Mechanical tilt possesses lot of advantages, for example Pattern control is good, easily controllable, precision is high, anti-interference strong etc., therefore major operation
Business more and more adjusts antenna for base station using electricity.
The angle of declination of row industry routine electrical tilt antenna typically only has 0-10 ° of scope at present, when base station site is less
Wait, generally require bigger angle of declination；It can only aid in using mechanical tilt in engineering, and once use mechanical tilt, direction
Figure is just unavoidable to produce distortion effects coverage effect, so needing to develop a kind of big angle of declination electrical tilt antenna.
In addition as electric melody aerial lower inclination angle is increasing, amount of phase shift is also increasing, inevitably the feed of antenna
Network also can be longer so as to causing the feeding network of electrical tilt antenna complete machine to be difficult to be laid out.
Utility model content
Purpose of utility model：In order to overcome the deficiencies in the prior art, the utility model provides a kind of big angle of declination
Electrical tilt antenna, by the way that feeding network mechanism is arranged into double-layer structure, overall amount of phase shift is substantially increased, so that whole electricity
Adjust the angular region increase that has a down dip of antenna.
Technical scheme：In order to solve the above technical problems, a kind of big angle of declination electrical tilt antenna of the present utility model, including reflection
Plate, two layers of feeding network mechanism positioned at the positive dual polarization vibrator of reflecting plate and positioned at reflection back, the reflecting plate is just
Several dual polarization vibrators in face are arranged on reflecting plate by screw, and the reflection back is provided with several plastic supports
Post, two layers of feeding network mechanism are inserted into plastic support post, and two layers of feeding network mechanism are arranged on reflecting plate by screw；
Two layers of feeding network mechanism includes the first feeding network and the second feeding network, and the second feeding network is superimposed upon the first feed
On network, the pull bar on the first feeding network and the second feeding network is connected with the transmission mechanism on reflecting plate, the first feedback
Electric network and the second feeding network are linked up and down by coaxial cable, and transmission mechanism drives two pull bar movements simultaneously.
Preferably, the pull bar is connected by plastic screw with transmission mechanism.
Beneficial effect：Big angle of declination electrical tilt antenna of the present utility model, by the way that feeding network mechanism is arranged into two layers of knot
Structure, overall amount of phase shift is substantially increased, so that the angular region increase that has a down dip of whole electrical tilt antenna.
Brief description of the drawings
Fig. 1 is the structure decomposition figure of high inclination-angle electrical tilt antenna described in the utility model；
Fig. 2 is the structure decomposition figure of two layers of feeding network described in the utility model；
Fig. 3 is the structure decomposition figure of two layers of feeding network described in the utility model；
Fig. 4 is the structure decomposition figure of wherein one layer feeding network described in the utility model.
Embodiment
As shown in Figures 1 to 4, the utility model discloses a kind of big angle of declination electrical tilt antenna：Including reflecting plate 1, set
In the positive array 4 with multiple dual polarization vibrators of reflecting plate 1, it is arranged at two layers of feeding network mechanism at the back side of reflecting plate 1
And transmission mechanism 3；Multiple dual polarization vibrators in wherein described array 4 are fixed by screws in the front of reflecting plate 1；The biography
Motivation structure 3 is fixed by screws in the back side of reflecting plate 1；Two layers of feeding network mechanism of the feedback pass through plastic support post and screw
It is fixed on the back side of reflecting plate 1.
As shown in Fig. 2 two layers of feeding network mechanism is divided into the first feeding network 201 and the second feeding network 202, the
One feeding network 201 includes upper cover plate 2011, Netowrk tape line 2012, phase shifter package 2013, pull bar 2014 and lower supporting plate
2015；Second feeding network 202 includes upper cover plate 2021, Netowrk tape line 2022, phase shifter package 2023, pull bar 2024 and lower branch
Fagging 2025, the first feeding network 201 are identical with the structure of the second feeding network 202.
As shown in figure 3, point feedback for dividing feeder line 20121,20122 and the two of Netowrk tape line 2022 at the two of Netowrk tape line 2012
Line 20221,20222 is connected with each other by coaxial cable, wherein dividing feeder line 20121 and dividing feeder line 20221 to be connected, divides feeder line
20122 with divide feeder line 20222 and be connected.
As shown in figure 3, Netowrk tape line 2012 and Netowrk tape line 2022 have 20123,20124,20223,20224 etc. to have not
Same divides feeder line, and each point of feeder line corresponds to different oscillators and be connected by coaxial cable.
As shown in Figures 1 to 4, the phase shifter package 2013 is identical with the structure of phase shifter package 2023, with phase shifter group
Part 2013 is illustrated, and it includes sliding block 20131, upper phase plate 20132 and lower phase plate 20133, the Netowrk tape line 2012 between
Between the upper phase plate 20132 and lower phase plate 20133.
As shown in figure 4, the upper surface portion of pull bar 2014 has hole position, the sliding block 20131 is fixed on by the structure of itself
The hole position of pull bar 2014, similarly all phase shifter sliding blocks on the first feeding network 201 and the second feeding network 202 be both secured to
On pull bar 2014 and pull bar 2024, follow pull bar movable and move.
As shown in Figures 1 to 4, the pull bar 2014 and pull bar of the feeding network 202 of the first feeding network 201 and second
2024 are fixed on transmission mechanism 3 simultaneously by plastic rivet, therefore transmission mechanism 3 can control phase shifter package to reach control
The purpose at complete machine electrical tilt angle processed.
As shown in Figures 1 to 4, the feeding network 202 of the first feeding network 201 and second is than conventional one layer transmission network
Network mechanism has more one times of phase shifter package, substantially increases overall amount of phase shift, so that the angle of declination of whole electrical tilt antenna
Scope increase (electricity adjusts 0 ° -20 ° of the angular region that has a down dip).
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (2)
- A kind of 1. big angle of declination electrical tilt antenna, it is characterised in that：Including reflecting plate, positioned at the positive dual polarization vibrator of reflecting plate and Positioned at two layers of feeding network mechanism of reflection back, several positive dual polarization vibrators of the reflecting plate are installed by screw On reflecting plate, the reflection back is provided with several plastic support posts, and two layers of feeding network mechanism are inserted into plastics branch On dagger, two layers of feeding network mechanism are arranged on reflecting plate by screw；Two layers of feeding network mechanism includes the first feedback Electric network and the second feeding network, the second feeding network are superimposed upon on the first feeding network, the first feeding network and the second feed Pull bar on network is connected with the transmission mechanism on reflecting plate, and the first feeding network and the second feeding network pass through coaxial electrical Cable is vertically connected with, and transmission mechanism drives two pull bar movements simultaneously.
- 2. big angle of declination electrical tilt antenna according to claim 1, it is characterised in that：The pull bar is by plastic screw with passing Motivation structure connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720746452.3U CN206947533U (en) | 2017-06-26 | 2017-06-26 | A kind of big angle of declination electrical tilt antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720746452.3U CN206947533U (en) | 2017-06-26 | 2017-06-26 | A kind of big angle of declination electrical tilt antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206947533U true CN206947533U (en) | 2018-01-30 |
Family
ID=61365896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720746452.3U Expired - Fee Related CN206947533U (en) | 2017-06-26 | 2017-06-26 | A kind of big angle of declination electrical tilt antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206947533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363735A (en) * | 2021-05-25 | 2021-09-07 | 武汉虹信科技发展有限责任公司 | 5G large-scale array electrically-controlled antenna |
-
2017
- 2017-06-26 CN CN201720746452.3U patent/CN206947533U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363735A (en) * | 2021-05-25 | 2021-09-07 | 武汉虹信科技发展有限责任公司 | 5G large-scale array electrically-controlled antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20200626 |