CN103050789B - Base station antenna with adjustable polarization - Google Patents
Base station antenna with adjustable polarization Download PDFInfo
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- CN103050789B CN103050789B CN201210586213.8A CN201210586213A CN103050789B CN 103050789 B CN103050789 B CN 103050789B CN 201210586213 A CN201210586213 A CN 201210586213A CN 103050789 B CN103050789 B CN 103050789B
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- pull bar
- base station
- rotates
- driving
- station antenna
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Abstract
The embodiment of the invention discloses a base station antenna with the adjustable polarization, and is used for enabling a radiation unit to freely rotate. The base station antenna with the adjustable polarization, which is provided by the embodiment of the invention comprises a reflection plate, radiation units, rotation pieces and transmission devices, wherein the reflection plate is provided with a plurality of radiation units; the radiation units are fixedly arranged on the rotation pieces and can freely rotate along with the rotation pieces; and the transmission device is used for driving the rotation pieces to rotate. According to the base station antenna with the adjustable polarization, which is disclosed by the invention, the radiation units are fixedly arranged on the rotation pieces and can freely rotate along with the rotation pieces, and therefore the polarization mode is changed and can adapt to various interference sources to achieve a purpose of resisting interference.
Description
Technical field
The present invention relates to mechanical field, particularly relate to a kind of base station antenna with adjustable polarization.
Background technology
In communication system, antenna is communicating equipment circuit signal and the electromagnetic transducer of space radiation, be the bridgehead of spacing wireless communication, therefore antenna for base station is the important component part of mobile communication system, and its characteristic directly affects the overall performance of whole wireless network.In mobile radio communication engineering design, reasonably should select antenna for base station according to actual conditions such as the coverage requirement of network, telephone traffic distribution, anti-interference requirement and network service qualitys.
As antenna for base station, general polarization mode is fixing, positive and negative 45 ° of quadrature dualpolarized antennas as most extensive use comprise reflecting plate, the reflecting surface of reflecting plate arranges some radiating elements, the back side of reflecting plate is provided with the feeder network be electrically connected with radiating element, radiating element is assumed diamond in shape by four oscillators and rearranges, oscillator is stamped into T-shaped by a strip aluminium entirety, each oscillator major axis and reflecting plate bearing of trend are 45 ° of angles, the oscillator arms of oscillator is connected with the feed line of feeding network by feed tab, and 45 ° of polarization aimed at by 45 ° of symmetrically arranged feed lines,-45 ° of polarization aimed at by-45 ° of symmetrically arranged feed lines.
Polarization characteristic is generally determined by its radiating element angle, and when feeding network and radiating element orientation are fixed, the polarization mode of antenna does not generally change.But what antenna for base station faced is operational environment miscellaneous, the polarization mode of interference source signal is had nothing in common with each other, and above-mentioned antenna for base station cannot regulate radiating element angle, thus cannot regulate polarization mode, changeable interference source cannot be adapted to, thus anti-interference object cannot be reached.
Summary of the invention
Embodiments providing a kind of base station antenna with adjustable polarization, rotating freely with enough making radiating element.
A kind of base station antenna with adjustable polarization that the embodiment of the present invention provides specifically comprises:
Reflecting plate, radiating element, revolving part and transmission device;
Reflecting plate is arranged some radiating elements;
Radiating element is fixed on revolving part, can rotate freely with revolving part;
Transmission device is used for driven rotary part and rotates.
Optionally,
Revolving part comprises: turbine, rotating shaft or gear.
Optionally,
Transmission device comprises:
First knob, the first pull bar and worm screw;
Worm screw and turbine suitable, be fixed on the first pull bar by turbine position;
First knob is connected with the first pull bar, rotates for driving the first pull bar;
First pull bar rotates for driving scroll bar;
Worm screw rotates for driving turbine.
Optionally,
Transmission device comprises:
Second knob, the first stopping means, the second pull bar, connector;
Second knob is connected with the first stopping means, rotates for driving the first stopping means;
Connector connects the second pull bar and rotating shaft;
First stopping means moves up and down for driving the second pull bar;
Second pull bar centrally rotates for being with follower link upper hopper chute;
Connector rotates for driving rotating shaft.
Optionally,
Transmission device comprises:
3rd knob, the second stopping means, the 3rd pull bar, tooth bar;
3rd knob is connected with the second stopping means, rotates for driving the second stopping means;
Rack and pinion is suitable, and position is fixed on the 3rd pull bar;
Second stopping means moves left and right for driving the 3rd pull bar;
3rd pull bar moves left and right for being with carry-over bar;
Tooth bar is used for driven gear and rotates.
Optionally,
Radiating element comprises:
Oscillator, feed tab, feed line;
Oscillator comprises: half-wave dipole, half-wave folded dipole.
Optionally,
The frequency band that base station antenna with adjustable polarization can be used for comprises:
806-960MHz, 1710-2170MHz or 2300-2700MHz.
Optionally,
The emitter of base station antenna with adjustable polarization and receiving pole are separately positioned in different radiating elements, for controlling the isolation receiving and launch respectively.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
Existing polarization antenna for base station is positive and negative 45 ° of quadrature dualpolarized antennas, and the angle of its radiating element is fixing, and therefore polarization mode is also fixing, and in the present invention, radiating element is fixed on revolving part, can rotate freely with revolving part; Thus polarization mode is changed, changeable interference source can be adapted to, reach jamproof object.
Accompanying drawing explanation
Fig. 1 is the first example structure schematic diagram of a kind of base station antenna with adjustable polarization provided by the invention;
The transmission device first example structure schematic diagram of Fig. 2 a kind of base station antenna with adjustable polarization provided by the invention;
Fig. 3 is the transmission device second example structure schematic diagram of a kind of base station antenna with adjustable polarization provided by the invention;
Fig. 4 is transmission device the 3rd example structure schematic diagram of a kind of base station antenna with adjustable polarization provided by the invention.
Embodiment
Embodiments providing a kind of base station antenna with adjustable polarization, rotating freely with enough making radiating element.
The embodiment referring to Fig. 1 a kind of base station antenna with adjustable polarization provided by the invention specifically comprises:
Radiating element 1, reflecting plate 2, revolving part 3 and transmission device 4;
Reflecting plate 2 is arranged some radiating elements 1;
Radiating element 1 is fixed on revolving part 3, can rotate freely with revolving part 3;
Transmission device 4 rotates for driven rotary part 3.
In the present embodiment, transmission device 4 can be used for driven rotary part 3 and rotate, and revolving part 3 rotarily drives radiating element 1 synchronous rotary be fixed thereon.
It should be noted that the power of transmission device 4 can people manually provide, also can be provided by electric power, not do concrete restriction at this, the rotation angle range of radiating element 1 can from 0 ° to 180 °.
In the present embodiment, radiating element 1 is fixed on revolving part 3, can rotate freely with revolving part 3; Thus polarization mode is changed, changeable interference source can be adapted to, reach jamproof object.
Be described above an embodiment of a kind of base station antenna with adjustable polarization provided by the invention, refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4 below, introduce the second embodiment of base station antenna with adjustable polarization provided by the invention.
Second embodiment of a kind of base station antenna with adjustable polarization provided by the invention comprises:
Reflecting plate 2, radiating element 1, first knob 4, first pull bar 5, worm screw 6, turbine 31;
Reflecting plate 2 is arranged some radiating elements 1;
Radiating element 1 is fixed on turbine 31, can rotate freely with turbine 31;
Worm screw 6 is fixed on the first pull bar 5 by turbine 31 position;
First knob 4 is connected with the first pull bar 5, rotates for driving the first pull bar 5;
First pull bar 5 rotates for driving scroll bar 6;
Worm screw 6 rotates for driving turbine 31.
Second embodiment of a kind of base station antenna with adjustable polarization provided by the invention comprises further:
Second knob 7, first stopping means 8, second pull bar 10, connector 9, rotating shaft 33;
Second knob 7 is connected with the first stopping means 8, rotates for driving the first stopping means 8;
Connector 9 connects the second pull bar 10 and rotating shaft 33;
First stopping means 8 moves up and down for driving the second pull bar 10;
Second pull bar 10 centrally rotates for being with follower link 9 upper hopper chute;
Connector 9 rotates for driving rotating shaft 33.
Second embodiment of a kind of base station antenna with adjustable polarization provided by the invention comprises further:
3rd knob 13, second stopping means 14, the 3rd pull bar 15, tooth bar 11, gear 32;
Radiating element 1 is fixed on gear 32, can rotate freely with gear 32;
3rd knob 13 is connected with the second stopping means 14, rotates for driving the second stopping means 14;
Tooth bar 11 is fixed on the 3rd pull bar 15 by gear 32 position;
Second stopping means 14 rotates for driving the 3rd pull bar 15;
3rd pull bar 15 moves left and right for being with carry-over bar 11;
Tooth bar 11 rotates for driven gear 32.
In the present embodiment, reflecting plate 2 is identical with embodiment with of a kind of base station antenna with adjustable polarization provided by the invention, art technology everybody can think that radiating element 1 can comprise oscillator, feed tab, feed line, wherein oscillator can comprise half-wave dipole, half-wave folded dipole etc.
It should be noted that, the emitter of this base station antenna with adjustable polarization and receiving pole are separately positioned in different described radiating elements, improve the receive-transmit isolation of antenna itself, reach the object that can control the isolation receiving and launch respectively simultaneously.
The frequency band that base station antenna with adjustable polarization provided by the invention can be used for comprises 806-960MHz frequency band (relative bandwidth is 22%) or 1710-2170MHz(relative bandwidth is 24%) or 2300-2700MHz(relative bandwidth be 16%) frequency range.
Can think that the mode that radiating element 1 is rotated has following three kinds:
Method one: radiating element 1 is fixed on turbine 31, can rotate freely with turbine 31, when turn the first knob 4, because the first pull bar 5 is connected with the first knob 4, so the first pull bar 5 can along with the first knob 4 synchronous rotary, then drive worm screw 6 fixed thereon to rotate, worm screw 6 is suitable with turbine 31, can drive turbine 31 synchronous rotary; Radiating element 1 is fixed on turbine 31, with turbine 31 synchronous rotary.
Method two: radiating element 1 is fixed in rotating shaft 33, can rotate freely with rotating shaft 33, during Deng turn the second knob 7, because the first stopping means 8 is connected with the second knob 7, so the first stopping means 8 can with the second knob 7 synchronous rotary, then rotation is converted into rectilinear movement, and acts on the second pull bar 10, can move up and down; It should be noted that, screens on connector 9 upper hopper chute and the second pull bar 10 is formed and is slidably connected, when the second pull bar 10 moves up and down, chute is along with the second pull bar 10 synchronizing moving, then chute is made centrally to rotate, connector 9 drives rotating shaft 33 to rotate, and radiating element 1 is fixed in rotating shaft 33, with rotating shaft 33 synchronous rotary.
Method three: radiating element 1 is fixed on gear 32, can rotate freely with gear 32, when turn the 3rd knob 13, because the second stopping means 14 is connected with the 3rd knob 13, so the second stopping means 14 can with the 3rd knob 13 synchronous rotary; Rotation is converted into rectilinear movement by the second stopping means 14, drives the 3rd pull bar 15 to rotate, and then drives the tooth bar 11 be fixed on the 3rd pull bar 15 to move left and right.Tooth bar 11 driven gear 32 rotates, and radiating element 1 is fixed on gear 32, with gear 32 synchronous rotary.
In the present embodiment, radiating element 1 can be fixed on turbine 31 or gear 32, by three kinds of different drive mechanisms, radiating element 1 is rotated freely; Thus polarization mode is changed, changeable interference source can be adapted to, reach jamproof object.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. a base station antenna with adjustable polarization, is characterized in that, comprising:
Reflecting plate, radiating element, revolving part and transmission device;
Described reflecting plate is arranged some described radiating elements;
Described radiating element is fixed on described revolving part, can rotate freely with described revolving part;
Described transmission device rotates for driving described revolving part;
Described revolving part comprises: turbine, rotating shaft or gear;
Described transmission device comprises: the first knob, the first pull bar and worm screw;
Described worm screw and described turbine suitable, be fixed on described first pull bar by described turbine position;
Described first knob is connected with described first pull bar, rotates for driving described first pull bar;
Described first pull bar rotates for driving described worm screw;
Described worm screw rotates for driving described turbine;
Or described transmission device comprises:
Second knob, the first stopping means, the second pull bar, connector;
Described second knob is connected with described first stopping means, rotates for driving described first stopping means;
Described connector connects described second pull bar and rotating shaft;
Described first stopping means moves up and down for driving described second pull bar;
Described second pull bar centrally rotates for driving described connector upper hopper chute;
Described connector rotates for driving described rotating shaft;
Or described transmission device comprises:
3rd knob, the second stopping means, the 3rd pull bar, tooth bar;
Described 3rd knob is connected with described second stopping means, rotates for driving described second stopping means;
Described rack and pinion is suitable, is fixed on described 3rd pull bar;
Described second stopping means moves left and right for driving described 3rd pull bar;
Described 3rd pull bar moves left and right for driving described tooth bar;
Described tooth bar rotates for driving described gear.
2. base station antenna with adjustable polarization according to claim 1, is characterized in that,
Described radiating element comprises:
Oscillator, feed tab, feed line;
Described oscillator comprises: half-wave dipole, half-wave folded dipole.
3. base station antenna with adjustable polarization according to claim 1, is characterized in that,
The frequency band that described base station antenna with adjustable polarization can be used for comprises:
806-960MHz, 1710-2170MHz or 2300-2700MHz.
4. base station antenna with adjustable polarization according to claim 1, is characterized in that, the emitter of described base station antenna with adjustable polarization and receiving pole are separately positioned in different described radiating elements, for controlling the isolation receiving and launch respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586213.8A CN103050789B (en) | 2012-12-30 | 2012-12-30 | Base station antenna with adjustable polarization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586213.8A CN103050789B (en) | 2012-12-30 | 2012-12-30 | Base station antenna with adjustable polarization |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103050789A CN103050789A (en) | 2013-04-17 |
| CN103050789B true CN103050789B (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210586213.8A Expired - Fee Related CN103050789B (en) | 2012-12-30 | 2012-12-30 | Base station antenna with adjustable polarization |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319488B (en) * | 2014-11-03 | 2017-02-15 | 中国工程物理研究院应用电子学研究所 | High-power microwave phased-array antenna with reconfigurable leftward and rightward rotation circular polarization |
| CN108132389B (en) * | 2016-12-01 | 2023-11-10 | 深圳市新益技术有限公司 | Electromagnetic field sampling system and method for sampling using multiple single polarized probes in target electromagnetic field detection |
| CN109216860B (en) * | 2017-07-04 | 2021-02-02 | 哈尔滨工业大学 | Radar antenna array folding and unfolding mechanism |
| TWI754886B (en) | 2020-01-16 | 2022-02-11 | 四零四科技股份有限公司 | Adjustable wireless access point |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10163744A (en) * | 1996-11-29 | 1998-06-19 | Nippon Television Network Corp | Parabolic antenna device |
| CN2632943Y (en) * | 2003-07-10 | 2004-08-11 | 北京航天天达卫星应用技术有限公司 | High-efficiency adjustable feed source device for movable carrier |
| CN101342925A (en) * | 2007-07-10 | 2009-01-14 | 雅马哈发动机株式会社 | Multi-link lever suspension fork regulating mechanism |
| CN202004160U (en) * | 2011-03-05 | 2011-10-05 | 广州桑瑞通信设备有限公司 | Bipolarization combined base station antenna with T matched oscillators |
| CN203056105U (en) * | 2012-12-30 | 2013-07-10 | 广州桑瑞通信设备有限公司 | A polarized adjustable base station antenna |
-
2012
- 2012-12-30 CN CN201210586213.8A patent/CN103050789B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10163744A (en) * | 1996-11-29 | 1998-06-19 | Nippon Television Network Corp | Parabolic antenna device |
| CN2632943Y (en) * | 2003-07-10 | 2004-08-11 | 北京航天天达卫星应用技术有限公司 | High-efficiency adjustable feed source device for movable carrier |
| CN101342925A (en) * | 2007-07-10 | 2009-01-14 | 雅马哈发动机株式会社 | Multi-link lever suspension fork regulating mechanism |
| CN202004160U (en) * | 2011-03-05 | 2011-10-05 | 广州桑瑞通信设备有限公司 | Bipolarization combined base station antenna with T matched oscillators |
| CN203056105U (en) * | 2012-12-30 | 2013-07-10 | 广州桑瑞通信设备有限公司 | A polarized adjustable base station antenna |
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| CN103050789A (en) | 2013-04-17 |
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Denomination of invention: Base station antenna with adjustable polarization Effective date of registration: 20150513 Granted publication date: 20150318 Pledgee: China Merchants Bank, Limited by Share Ltd, Guangzhou Ocean Building Branch Pledgor: GUANGZHOU SUNRISE COMMUNICATION EQUIPMENT Co.,Ltd. Registration number: 2015990000376 |
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Granted publication date: 20150318 Termination date: 20211230 |
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