CN208939144U - A kind of electric regulation antenna phase shifter - Google Patents
A kind of electric regulation antenna phase shifter Download PDFInfo
- Publication number
- CN208939144U CN208939144U CN201821274937.8U CN201821274937U CN208939144U CN 208939144 U CN208939144 U CN 208939144U CN 201821274937 U CN201821274937 U CN 201821274937U CN 208939144 U CN208939144 U CN 208939144U
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- China
- Prior art keywords
- phase shift
- phase
- arc arms
- phase shifter
- couple
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Abstract
The utility model discloses a kind of electric regulation antenna phase shifter, including phase shifter substrate, the phase shift feed assembly on phase shifter substrate, rotational installation in the phase shift couple piece on phase shifter substrate and set on phase shift couple on piece and the phase shift couple component that is coupled with phase shift feed assembly；Phase shift feed assembly includes center phase output line, the intermediate feeder line for feeding guide rail for the first phase shift feed guide rail of the first arc arms, the second phase shift that centre is the second arc arms and connecting with center phase output line；Second arc arms are set on the inside of the first arc arms and the center of circle of the first arc arms and the second arc arms is identical, and the first arc arms and the second arc arms are in regular wave shape.For phase shift couple component in slidable adjustment, rotation is bigger per the phase once changed, so that the volume of electric regulation antenna phase shifter is relatively small when guaranteeing identical amount of phase shift.
Description
Technical field
The utility model relates to the communications field more particularly to a kind of electric regulation antenna phase shifters.
Background technique
Currently, electrical tilt antenna has become the main product of existing macro station covering, by adjusting antenna phasing unit is changed
Phase shift position changes the phase of each radiating element of antenna, to change the coverage direction of antenna beam, therefore the shifting of antenna
Phase device is the technological core of electrical tilt antenna.
In existing technology, electric regulation antenna phase shifter is generally by changing length of transmission line or changing transmission line medium come real
The adjustment of existing Downtilt.The variation of phase shifter amount of phase shift is directly proportional to the variation of phase shifter length of transmission line, phase shifter
Amount of phase shift is big, and the length of transmission line variation will greatly, and a series of technology hardly possible can be carried out to aerial band by increasing transmission line variation range
Topic, the stability of the electric properties such as amplitude, voltage standing wave ratio, insertion loss of phase shifter, and increase length of transmission line
Variation range will increase the size of phase shifter, reduce the wiring space of antenna feed system, wiring complexity be increased, to day
Line electric property has a huge impact.Length of transmission line variation range is reduced, the amount of phase shift of phase shifter is small, directly affects antenna
The adjusting range of directional diagram tilt angled down limits the addressing of antenna for base station.Change transmission line medium to realize Downtilt
Adjustment the shortcomings that be then that phase shifter size is larger, have the larger, higher cost of dielectric material loss, amount of phase shift small.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of electric regulation antenna phase shifter, with
Solve the problems, such as that the amount of phase shift of existing electric regulation antenna phase shifter is small, size is big.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of electric regulation antenna phase shifter, including phase shifter substrate, the phase shift feed assembly on the phase shifter substrate,
It is rotatablely installed in the phase shift couple piece on the phase shifter substrate and is set to the phase shift couple on piece and is fed with the phase shift
The phase shift couple component of component coupling；The phase shift feed assembly include center phase output line, middle part be the first arc arms
First phase shift feed guide rail, the second phase shift that middle part is the second arc arms feed guide rail and connect with the center phase output line
Feeder line；Second arc arms are set on the inside of first arc arms and first arc arms and second arc arms
The center of circle is identical, and first arc arms and second arc arms are in regular wave shape.
Further, the phase shift couple piece is rotatablely installed by shaft on the phase shifter substrate.
Further, the center of circle of first arc arms and second arc arms is located at the shaft.
Further, the radius scale of first arc arms and second arc arms is 2:1.
Further, the center phase output line is set at the shaft.
Further, the phase shift couple piece and the setting of phase shifter substrate interval.
Further, the phase shift couple component includes the installing arm for being installed on the phase shift couple on piece, is installed on institute
State in installing arm and coupled with first arc arms the first phase shift couple arm, be installed in the installing arm and with described
Second phase shift couple arm of two arc arms coupling.
Further, the section of the first phase shift couple arm and the section of the second phase shift couple arm are arc-shaped
Shape and the center of circle are respectively positioned at the shaft.
Further, one end far from the first phase shift couple arm of the installing arm is equipped with through-hole, and the shaft is worn
Cross the through-hole.
Further, the phase shift feed assembly and the phase shift couple component are made of microstrip structure.
Compared with prior art, the utility model has the beneficial effects that: by the way that the second arc arms are set to the first arc arms
The inside and center of circle of the first arc arms and the second arc arms is identical, to make the phase for the radiating element being connected on different arc arms
Position is different and variable quantity is big；First arc arms and the second arc arms are in regular wave shape, so that phase shift couple component be made to exist
When slidable adjustment, rotation is bigger per the phase once changed, thus when guaranteeing identical amount of phase shift, electric tiled antenna phase-shift
The volume of device is relatively small.
Detailed description of the invention
Fig. 1 is electric regulation antenna phase shifter schematic diagram provided by the embodiment of the utility model；
Fig. 2 is phase shift feed assembly schematic diagram provided by the embodiment of the utility model；
Fig. 3 is phase shift couple component diagram provided by the embodiment of the utility model.
In figure: 1, phase shifter substrate；2, phase shift feed assembly；21, center phase output line；22, the first arc arms；23,
First phase shift feeds guide rail；24, the second arc arms；25, the second phase shift feeds guide rail；26, feeder line；3, phase shift couple piece；31,
Shaft；4, phase shift couple component；41, installing arm；411, through-hole；42, the first phase shift couple arm；43, the second phase shift couple arm.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
As shown in Figure 1-3, electric regulation antenna phase shifter provided by the embodiment of the utility model, including phase shifter substrate 1, set
In the phase shift couple piece 3 on phase shifter substrate 1 and phase shift is set in the phase shift feed assembly 2 on phase shifter substrate 1, rotational installation
The phase shift couple component 4 coupled on coupling piece 3 and with phase shift feed assembly 2；Phase shift feed assembly 2 includes center phase output line
21, middle part is that the first phase shift feed guide rail 23, the second phase shift that middle part is the second arc arms 24 feed of the first arc arms 22 are led
Rail 25 and the feeder line 26 being connect with center phase output line 21；Second arc arms 24 are set to 22 inside of the first arc arms and the first circle
Arc arm 22 is identical with the center of circle of the second arc arms 24, and the first arc arms 22 and the second arc arms 24 are in regular wave shape.The
One phase shift feed guide rail 23 both ends and the second phase shift feed guide rail 25 both ends with antenna radiation unit (not shown)
Connection, center phase output line 21 are connect with the center phase radiating element (not shown) of antenna, the other end of feeder line 26
The main feeder (not shown) of antenna is connected, phase shifter accesses multi-path antenna radiating element simultaneously, due to the second arc arms 24
On the inside of the first arc arms 22 and the first arc arms 22 are identical with the center of circle of the second arc arms 24, to make to be connected to difference
The phase of radiating element on arc arms is different and variable quantity is big；First arc arms 22 and the second arc arms 24 are in regular wave
Shape, to make phase shift couple component 4 in slidable adjustment, rotation is bigger per the phase once changed, thus guaranteeing phase
In the case of amount of phase shift, the volume of electric regulation antenna phase shifter is relatively small, meets the requirement of electric tuning antenna of base station.
As preferred embodiment, phase shift couple piece 3 is rotatablely installed by shaft 31 on phase shifter substrate 1, is adjusted
31 rotations are around the shaft to adjust the angle of phase shift couple component 4 for phase shift couple piece 3, to adjust the angle of declination of antenna main beam.
As preferred embodiment, the center of circle of the first arc arms 22 and the second arc arms 24 is located at shaft 31, and first
The radius scale of arc arms 22 and the second arc arms 24 is 2:1, so that the frequency range of phase shifter is wide, network power distribution is reasonable.In
Heart phase output line 21 is set at shaft 31, and phase shift couple piece 3 and the setting of the interval of phase shifter substrate 1 are conveniently adjusted phase shift couple
Position of the component 4 on phase shift feed assembly 2.
As preferred embodiment, phase shift couple component 4 includes the installing arm 41 being installed on phase shift couple piece 3, peace
Loaded on the first phase shift couple arm 42 coupled in installing arm 41 and with the first arc arms 22, it is installed in installing arm 41 and with second
The second phase shift couple arm 43 that arc arms 24 couple.First phase shift couple arm 42 is set to 22 top of the first arc arms, and second moves
The arm 43 that is coupled is set to 24 top of the second arc arms, and the first phase shift couple arm 42 and the second phase shift couple arm 43 are circular shape
And the center of circle is respectively positioned at shaft 31.One end far from the first phase shift couple arm 42 of installing arm 41 is equipped with through-hole 411, and shaft 31 is worn
Cross through-hole 411.Adjusting installing arm 41,31 rotations are existed around the shaft with adjusting the first phase shift couple arm 42 and the second phase shift couple arm 43
Position on first arc arms 22 and the second arc arms 24, to realize the adjustment of antenna main beam angle of declination.
As preferred embodiment, phase shift feed assembly 2 and phase shift couple component 4 are made of microstrip structure, conductive
Rate is high, and stability is good.
Electric regulation antenna phase shifter provided by the utility model, by the way that the second arc arms 24 are set in the first arc arms 22
Side and the first arc arms 22 are identical with the center of circle of the second arc arms 24, to make the radiating element being connected on different arc arms
Phase is different and variable quantity is big；First arc arms 22 and the second arc arms 24 are in regular wave shape, to make phase shift couple
For component 4 in slidable adjustment, rotation is bigger per the phase once changed, so that electricity is adjusted when guaranteeing identical amount of phase shift
The volume of antenna phasing unit is relatively small.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (7)
1. a kind of electric regulation antenna phase shifter, which is characterized in that including phase shifter substrate, the phase shift on the phase shifter substrate
Feed assembly, rotational installation on the phase shifter substrate phase shift couple piece and be set to the phase shift couple on piece and with it is described
The phase shift couple component of phase shift feed assembly coupling；The phase shift feed assembly includes center phase output line, middle part first
The first phase shift feed guide rail of arc arms, the second phase shift that middle part is the second arc arms feed guide rail and defeated with the center phase
The feeder line of outlet connection；Second arc arms are set on the inside of first arc arms and first arc arms and described second
The center of circle of arc arms is identical, and first arc arms and second arc arms are in regular wave shape；
The phase shift couple piece is rotatablely installed by shaft on the phase shifter substrate；The phase shift couple component includes installation
Installing arm, the first phase shift for being installed in the installing arm and being coupled with first arc arms in the phase shift couple on piece
Coupling arm, the second phase shift couple arm for being installed in the installing arm and being coupled with second arc arms；First phase shift
The section of coupling arm and the section of the second phase shift couple arm are circular shape and the center of circle is respectively positioned at the shaft.
2. electric regulation antenna phase shifter according to claim 1, which is characterized in that first arc arms and second circle
The center of circle of arc arm is located at the shaft.
3. electric regulation antenna phase shifter according to claim 2, which is characterized in that first arc arms and second circle
The radius scale of arc arm is 2:1.
4. electric regulation antenna phase shifter according to claim 1, which is characterized in that the center phase output line is set to described
At shaft.
5. electric regulation antenna phase shifter according to claim 1, which is characterized in that the phase shift couple piece and phase shifter substrate
Interval setting.
6. electric regulation antenna phase shifter according to claim 1, which is characterized in that the installing arm is moved far from described first
Be coupled arm one end be equipped with through-hole, the shaft pass through the through-hole.
7. electric regulation antenna phase shifter according to claim 1, which is characterized in that the phase shift feed assembly and the phase shift
Coupling assembly is made of microstrip structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821274937.8U CN208939144U (en) | 2018-08-08 | 2018-08-08 | A kind of electric regulation antenna phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821274937.8U CN208939144U (en) | 2018-08-08 | 2018-08-08 | A kind of electric regulation antenna phase shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208939144U true CN208939144U (en) | 2019-06-04 |
Family
ID=66717346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821274937.8U Expired - Fee Related CN208939144U (en) | 2018-08-08 | 2018-08-08 | A kind of electric regulation antenna phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208939144U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111585023A (en) * | 2020-05-06 | 2020-08-25 | 武汉虹信通信技术有限责任公司 | Phase shifter and electrically-controlled base station antenna |
| WO2022252420A1 (en) * | 2021-05-31 | 2022-12-08 | 中信科移动通信技术股份有限公司 | Switchable beam phase shifter and antenna |
| CN115939759A (en) * | 2023-01-03 | 2023-04-07 | 江苏亨鑫科技有限公司 | Phase shifter assembly and base station electrically-tunable antenna |
| WO2024104050A1 (en) * | 2022-11-18 | 2024-05-23 | 华为技术有限公司 | Phase shifter, antenna and base station |
-
2018
- 2018-08-08 CN CN201821274937.8U patent/CN208939144U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111585023A (en) * | 2020-05-06 | 2020-08-25 | 武汉虹信通信技术有限责任公司 | Phase shifter and electrically-controlled base station antenna |
| WO2022252420A1 (en) * | 2021-05-31 | 2022-12-08 | 中信科移动通信技术股份有限公司 | Switchable beam phase shifter and antenna |
| WO2024104050A1 (en) * | 2022-11-18 | 2024-05-23 | 华为技术有限公司 | Phase shifter, antenna and base station |
| CN115939759A (en) * | 2023-01-03 | 2023-04-07 | 江苏亨鑫科技有限公司 | Phase shifter assembly and base station electrically-tunable antenna |
| CN115939759B (en) * | 2023-01-03 | 2023-08-18 | 江苏亨鑫科技有限公司 | Phase shifter assembly and base station electrically-tunable antenna |
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| Date | Code | Title | Description |
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| 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: 20190604 |