CN201397879Y - Device used for adjusting electrical downtilt of mobile communication antenna - Google Patents
Device used for adjusting electrical downtilt of mobile communication antenna Download PDFInfo
- Publication number
- CN201397879Y CN201397879Y CN200920049844XU CN200920049844U CN201397879Y CN 201397879 Y CN201397879 Y CN 201397879Y CN 200920049844X U CN200920049844X U CN 200920049844XU CN 200920049844 U CN200920049844 U CN 200920049844U CN 201397879 Y CN201397879 Y CN 201397879Y
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- 238000010295 mobile communication Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000007423 decrease Effects 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 8
- 230000001429 stepping effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model discloses a device used for adjusting the electrical downtilt of a mobile communication antenna, which comprises a regulating mechanism used for regulating the phase position of a phase switcher. The regulating mechanism consists of a regulating bar, a rotary switch and a revolving shaft connecting component; the regulating mechanism is arranged on a balance transmission mechanism capable of leading the stepping of a plurality of phase switchers consistently and realizing precise control; the balance transmission mechanism consists of a balance bar, at least two mutually balanced pull rods, a guide cushion, and the like; the balance transmission mechanism is controlled and driven to transmit by a stepping displacement device; the stepping displacement device is a screw and nut transmission mechanism or linear motor. The device used for adjusting the electrical downtilt of the mobile communication antenna can guarantee the stepping consistency of a plurality of phase switchers, realizes high precise synchronous control on a plurality of phase switchers, regulates the angle of the electrical downtilt of the antenna through changing the feed phase position of different radiating units and guarantees to meet the consistency requirements on the downtilts of a plurality of terminals in an antenna system.
Description
Technical field
The utility model relates to a kind of control and adjusts the device of antenna, specifically is meant a kind of a plurality of phase shifters in the antenna are controlled simultaneously and adjusted, thereby regulates the device of the lower decline angle of antenna.
Background technology
Antenna of mobile communication base station usually requires with respect to the horizontal plane downward-sloping certain angle in this area, promptly is called the Downtilt or the angle of depression, is implemented in best coverage effect under the varying environment by adjusting this angle of declination.The main at present adjustment of two kinds of control modes realization angle of declinations, downward-sloping certain physical angle when promptly a kind of mode is antenna installation, the promptly so-called mechanical tilt angle of adopting; Another kind of mode is to realize angle of declination requirement, i.e. lower decline angle by the phase place that changes different radiating doublets.
Present stage, because communication environment becomes increasingly complex, communicating requirement is more and more higher, the mechanical adjustment angle of declination can not satisfy system requirements gradually, its application is restricted, and adjustable electric angle of declination antenna can overcome above-mentioned relevant issues, therefore obtains application more and more widely.
China's utility patent number is a kind of adjusting device that is used for the mobile communication antenna phase shifter of 200520059283.3 (notification number is CN2812316), comprise pinion and rack, screw drive nut mechanism, drive link and controls, gear is fixedlyed connected with the rotating shaft of the phase shifter that is installed on the antenna-reflected plate, and tooth bar is then fixedlyed connected with drive link; Transmission nut two ends are fixedlyed connected with drive link, and an end is provided with internal thread hole and joins with the screw rod coupling; Controls one end is fixedlyed connected with screw rod; Drive link strutting piece and screw rod strutting piece that drive link and screw rod are installed in respectively on the antenna-reflected plate support.Thereby this device is realized accurate control to antenna lower decline angle by regulating phase shifter, but because structure is limited, and this device is very difficult to be controlled 8 or more a plurality of phase shifter.In communication system of new generation (3G), smart antenna must be able to be realized 8 or more a plurality of phase shifter are carried out the very high stepping control of consistency accuracy.
The utility model content
The problem that the utility model need solve provides a kind of device that is used to adjust mobile communication antenna lower decline angle of realizing a plurality of phase shifters are carried out simultaneously high accuracy stepping control.
To achieve these goals, the utility model is designed a kind of device that is used to adjust mobile communication antenna lower decline angle, comprise the governor motion that is used to regulate the phase shifter phase place, this governor motion is arranged on the balance transmission mechanism that makes plural phase shifter stepping consistency and accurately control, and described balance transmission mechanism is moved by control of step-wise displacement device and drive.
As preferred version of the present utility model be: described balance travel mechanism comprises balancing pole, more than two and mutually pull bar, guiding pad, the external member that matches with the link of step-wise displacement device of balance, pull bar places on the metal bottom box by the guiding pad, one end of pull bar is fixed on the balancing pole, and external member is installed on the balancing pole and is connected realization balancing pole and pull bar integral body with the step-wise displacement device and moves.Described balancing pole is connected with two the above pull bars simultaneously, guarantees the mutual exactly parallel position relation of described pull bar.
Described governor motion comprises adjusting rod, rotary joint and rotating shaft connector, and the rotating shaft connector is fixed on the pull bar by the end of rotary joint with adjusting rod, and the other end of adjusting rod and the rotating shaft of phase shifter flexibly connect.
Described step-wise displacement device comprises regulating sleeve, regulate turn-knob, adjusting screw(rod), the screw rod snap ring, sliding shoe, sliding seat, back-up block, adjusting screw(rod) one end places regulating sleeve, the other end places on the back-up block and by regulating turn-knob and rotates, sliding seat is arranged at the below of adjusting screw(rod), sliding shoe is arranged on the sliding seat, sliding shoe is provided with through hole and the groove that passes for adjusting screw(rod), external member in the balance travel mechanism is for being provided with female nut, and nut sleeve is connected on the adjusting screw(rod) and the pull bar that drives in the balance travel mechanism that relatively rotates by adjusting screw(rod) seesaws.
As such scheme is further improved be: also be provided with the angle of declination scale plate on the described balancing pole; Described pull bar is the fiberglass pull bar; Described adjusting turn-knob electricity consumption transfers driver to substitute.Adopt a plurality of guiding pad fixing glass reinforcing pull rods, guarantee the direction consistency of two fiberglass pull bars in transmission process.
As another preferred version of the present utility model be: described step-wise displacement device is a line motor.
The utility model device is realized the accurate control of the double-action part that is connected with antenna phasing unit by step-wise displacement device and balance travel mechanism, guarantee the stepping consistency of a plurality of phase shifters (8 or more than), realized high-precise synchronization control to a plurality of phase shifters, guarantee to satisfy in antenna system angle of declination coherence request, as the TD-SCDMA system to multiport.
Description of drawings:
Fig. 1 is the utility model device front schematic view;
Fig. 2 is the AA direction cutaway view of Fig. 1;
Fig. 3 is the BB direction cutaway view of Fig. 1;
Fig. 4 is the utility model device side schematic view.
Embodiment
For the ease of those skilled in the art's understanding, structural principle of the present utility model is described in further detail below in conjunction with specific embodiment and accompanying drawing:
As shown in Figure 1, a kind of wireless mobile communication base station antenna, comprise metal bottom box 1, be installed on phase shifter 6 on the metal bottom box 1, a plurality of radiating element 4 be connected and be used to adjust the device of mobile communication antenna lower decline angle with a plurality of phase shifters 6, the described device that is used to adjust mobile communication antenna lower decline angle by the governor motion that connects phase shifter 6, a plurality of phase shifter 6 steppings conforming balance travel mechanisms and step-wise displacement device are formed.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, described balance travel mechanism is made up of glass pull bar 5, a plurality of guiding pad 3, female nut 19, the screw 21 of balancing pole 2, two mutual balances, a plurality of guiding pads 3 place glass pull bar 5 on the metal bottom box, one end of glass pull bar 5 is fixed on the balancing pole by screw 21, glass pull bar 5 moves on the track that guiding pad 3 limits, and nut 19 is installed on the balance fulcrum of balancing pole 6 belows.Described governor motion is by adjusting rod 7, rotary joint 8 and rotating shaft connector 9, and rotating shaft connector 9 is fixed on the glass pull bar 5 by the end of rotary joint 8 with adjusting rod 7, and the other end of adjusting rod 7 and the rotating shaft of phase shifter flexibly connect.Described step-wise displacement device comprises regulating sleeve 10, regulate turn-knob 11, adjusting screw(rod) 12, screw rod snap ring 13, sliding shoe 14, sliding seat 15, supporting seat 22, adjusting screw(rod) 12 1 ends place regulating sleeve 11, the other end places in the through hole on the supporting seat 22 and by regulating turn-knob 11 adjusting screw(rod) 12 is rotated, sliding seat 15 is arranged at the below of adjusting screw(rod) 12, sliding shoe 14 is arranged on the sliding seat 15, sliding shoe 14 moves on the slide rail on the sliding seat 15, sliding shoe 14 is provided with through hole 17 and the groove 18 that passes for adjusting screw(rod) 12, nut 19 in the balance travel mechanism is socketed on the adjusting screw(rod) 12 and places and groove 18, nut 19 seesaws by the pull bar 5 that drives in the balance travel mechanism that relatively rotates of adjusting screw(rod) 12, and screw rod snap ring 13 is fixed in regulating sleeve 10 on the sidewall of end basin 1.
The utility model device, by changing the current feed phase of different radiating elements, can change the angle of declination of antenna beam, obtain the lower decline angle that corresponding environment needs, and this realizes by adjusting respective phase shifter, its adjusting device specific implementation is as follows: make adjusting screw(rod) 12 rotations by regulating turn-knob 11, by the trapezoidal thread transmission, the nut 19 that is threaded with adjusting screw(rod) 12 is done to move forward and backward, do and move forward and backward thereby drive glass pull bars 5, make an end be fixed in adjusting rod 7 on the glass pull bar 5 and drive phase shifters 6 rotations and reach the purpose of regulating antenna lower decline angle by balancing pole 2.
With the numerical value of accurately understanding the angle of the angle of declination of adjusting, be provided with angle of declination scale plate 21 (not shown) for convenience at balancing pole 2.
Above-mentioned adjusting device is a manual adjustments to the regulative mode of adjusting screw(rod) 12, under design of the present utility model, can with regulate turn-knob 11 pull down change electricity and transfer driver after, just can electronic drive adjusting screw(rod) 12 rotations, principle is the same with manual adjustments, reaches the purpose of regulating Downtilt equally.
The utility model device advantage is also to realize that manual adjustments also can realize the purpose of motorized adjustment antenna lower decline angle.
In addition, can also be line motor, thereby reach the purpose of regulating antenna lower decline angle by the control line motor for the step-wise displacement device.
Foregoing is preferred embodiment of the present utility model only, is not to be used to limit embodiment of the present utility model, and those skilled in the art are according to design of the present utility model, and appropriate adaptation of having done or modification all should be within protection ranges of the present utility model.
Claims (7)
1, a kind of device that is used to adjust mobile communication antenna lower decline angle, it is characterized in that: comprise the governor motion that is used to regulate the phase shifter phase place, this governor motion is arranged on the balance transmission mechanism that makes plural phase shifter stepping consistency and accurately control, and described balance transmission mechanism is moved by control of step-wise displacement device and drive.
2, the device that is used to adjust mobile communication antenna lower decline angle according to claim 1, it is characterized in that: described balance transmission mechanism comprises balancing pole (2), more than two and mutually pull bar (5), guiding pad (3), the external member that matches with the step-wise displacement device of balance, pull bar (5) sets up by guiding pad (3) and places on the metal bottom box (1), one end of pull bar (5) is fixed on the balancing pole (2), and external member is installed in to be connected on the balancing pole (2) and with the step-wise displacement device and realizes that balancing pole and pull bar integral body move.
3, the device that is used to adjust mobile communication antenna lower decline angle according to claim 2 is characterized in that: also be provided with angle of declination scale plate (20) on the described balancing pole.
4, according to claim 1 or the 2 or 3 described devices that are used to adjust mobile communication antenna lower decline angle, it is characterized in that: described governor motion comprises adjusting rod (7), rotary joint (8) and rotating shaft connector (9), rotating shaft connector (9) is fixed on the pull bar (5) by the end of rotary joint (8) with adjusting rod (7), and the rotating shaft of the other end of adjusting rod (7) and phase shifter (6) flexibly connects.
5, the device that is used to adjust mobile communication antenna lower decline angle according to claim 4, it is characterized in that: described step-wise displacement device comprises regulating sleeve (10), regulate turn-knob (11), adjusting screw(rod) (12), screw rod snap ring (13), sliding shoe (14), sliding seat (15), supporting seat (22), adjusting screw(rod) (12) one ends place regulating sleeve (11), the other end places supporting seat (22) to go up and rotate by regulating turn-knob (11), sliding seat (15) is arranged at the below of adjusting screw(rod) (12), sliding shoe (14) is arranged on the sliding seat (15), sliding shoe (14) is provided with through hole (17) and the groove (18) that passes for adjusting screw(rod) (12), external member in the balance travel mechanism is for being provided with female nut (19), and nut (19) is socketed on that adjusting screw(rod) (12) is gone up and the pull bar (5) that relatively rotates in the drive balance travel mechanism by adjusting screw(rod) (12) seesaws.
6, the device that is used to adjust mobile communication antenna lower decline angle according to claim 5 is characterized in that: described adjusting turn-knob (11) electricity consumption transfers driver to substitute.
7, the device that is used to adjust mobile communication antenna lower decline angle according to claim 4 is characterized in that: described step-wise displacement device is a line motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920049844XU CN201397879Y (en) | 2009-01-09 | 2009-01-09 | Device used for adjusting electrical downtilt of mobile communication antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920049844XU CN201397879Y (en) | 2009-01-09 | 2009-01-09 | Device used for adjusting electrical downtilt of mobile communication antenna |
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| Publication Number | Publication Date |
|---|---|
| CN201397879Y true CN201397879Y (en) | 2010-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920049844XU Expired - Fee Related CN201397879Y (en) | 2009-01-09 | 2009-01-09 | Device used for adjusting electrical downtilt of mobile communication antenna |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964442A (en) * | 2010-09-27 | 2011-02-02 | 南京航空航天大学 | Special antenna installation adjuster |
| WO2012068913A1 (en) * | 2010-11-23 | 2012-05-31 | 华为技术有限公司 | Antenna device, antenna system and antenna electrical tilt method |
| CN102859789A (en) * | 2012-05-30 | 2013-01-02 | 华为技术有限公司 | Antenna array, antenna device and base station |
| WO2013117141A1 (en) * | 2012-02-08 | 2013-08-15 | 华为技术有限公司 | Aerial system and device |
| CN116315679A (en) * | 2021-12-20 | 2023-06-23 | 苏州硕贝德创新技术研究有限公司 | Remote ESC Applied to Massive-MIMO Antenna |
-
2009
- 2009-01-09 CN CN200920049844XU patent/CN201397879Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964442B (en) * | 2010-09-27 | 2013-04-03 | 南京航空航天大学 | Special antenna installation adjuster |
| CN101964442A (en) * | 2010-09-27 | 2011-02-02 | 南京航空航天大学 | Special antenna installation adjuster |
| US9496607B2 (en) | 2010-11-23 | 2016-11-15 | Huawei Technologies Co., Ltd. | Antenna apparatus, antenna system, and antenna electrical tilting method |
| WO2012068913A1 (en) * | 2010-11-23 | 2012-05-31 | 华为技术有限公司 | Antenna device, antenna system and antenna electrical tilt method |
| US9653798B2 (en) | 2010-11-23 | 2017-05-16 | Huawei Technologies Co., Ltd. | Antenna apparatus, antenna system, and antenna electrical tilting method |
| US10122082B2 (en) | 2010-11-23 | 2018-11-06 | Huawei Technologies Co., Ltd. | Antenna apparatus, antenna system, and antenna electrical tilting method |
| US10756427B2 (en) | 2010-11-23 | 2020-08-25 | Huawei Technologies Co., Ltd. | Antenna apparatus, antenna system, and antenna electrical tilting method |
| US11552394B2 (en) | 2010-11-23 | 2023-01-10 | Huawei Technologies Co. Ltd. | Antenna apparatus, antenna system, and antenna electrical tilting method |
| US12463336B2 (en) | 2010-11-23 | 2025-11-04 | Huawei Technologies Co., Ltd. | Antenna apparatus, antenna system, and antenna electrical tilting method |
| WO2013117141A1 (en) * | 2012-02-08 | 2013-08-15 | 华为技术有限公司 | Aerial system and device |
| CN102859789A (en) * | 2012-05-30 | 2013-01-02 | 华为技术有限公司 | Antenna array, antenna device and base station |
| CN102859789B (en) * | 2012-05-30 | 2016-04-13 | 华为技术有限公司 | Antenna arrays, antenna assemblies and base stations |
| US10181657B2 (en) | 2012-05-30 | 2019-01-15 | Huawei Technologies Co., Ltd. | Antenna array, antenna apparatus, and base station |
| CN116315679A (en) * | 2021-12-20 | 2023-06-23 | 苏州硕贝德创新技术研究有限公司 | Remote ESC Applied to Massive-MIMO Antenna |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20120109 |