CN106887703B - 5-meter antenna turntable - Google Patents
5-meter antenna turntable Download PDFInfo
- Publication number
- CN106887703B CN106887703B CN201710179788.0A CN201710179788A CN106887703B CN 106887703 B CN106887703 B CN 106887703B CN 201710179788 A CN201710179788 A CN 201710179788A CN 106887703 B CN106887703 B CN 106887703B
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- shaft
- rotating
- shifting fork
- rotating shaft
- base
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/04—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a 5-meter antenna turntable, which comprises a turntable with the diameter of 5 meters, a base and a driving mechanism, wherein the bottom of the turntable is rotatably arranged at the top of the base through a slewing bearing, the driving mechanism is arranged in the base, the output end of the driving mechanism is in driving connection with the slewing bearing through a first transmission mechanism, a detection rotating shaft and a rotation combination device are also arranged in the base, a shifting fork shaft which penetrates through the center of the slewing bearing and extends into the base is fixed at the bottom of the turntable, the shifting fork shaft is in driving connection with the detection rotating shaft through a second transmission mechanism, an encoder is arranged at the shaft end of the detection rotating shaft, and the bottom of the shifting fork shaft is in matching connection with the rotation combination device.
Description
Technical Field
The invention relates to the field of control signal dynamic transmission equipment, in particular to a 5-meter antenna turntable.
Background
The driving system is a necessary element for the rotation work of the radar antenna, and under the condition of microwave radiation, the driving system drives the antenna to rotate, so that microwave signals transmitted to the antenna by the transmitter radiate to all directions around to realize the search of all directions. The existing antenna turntable is generally driven by a motor to drive a speed reducer, an output shaft of the speed reducer is provided with a pinion, and then a final-stage gearwheel is driven to realize the rotation of the antenna load. However, the existing antenna turntable has single rotating speed, and the real-time tracking and positioning of the target are difficult to realize; and the traditional antenna turntable can only receive microwave signals and is difficult to receive high-frequency radiation signals.
Disclosure of Invention
The invention aims to provide a 5-meter antenna turntable which is reasonable in structural design, can realize multi-stage speed regulation, can receive high-frequency signals and is stable in working performance, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a 5 meters antenna revolving stage, includes that the diameter is 5 meters carousel, base and actuating mechanism, the carousel bottom is rotated through slewing bearing and is installed at the base top, actuating mechanism installs inside the base, and the actuating mechanism output is connected with the slewing bearing drive through first drive mechanism, still install in the base and detect pivot and rotary assembly device, the carousel bottom is fixed with and passes the slewing bearing center and stretch into the inside declutch shift shaft of base, the declutch shift shaft passes through second drive mechanism and is connected with the drive of detection pivot, and the encoder is installed to the axle head of detection pivot, declutch shift shaft bottom is connected with the rotary assembly device cooperation.
As a further scheme of the invention, the driving mechanism comprises a frequency converter, a driving motor and a speed reducer which are sequentially matched and connected.
As a further aspect of the present invention, the first transmission mechanism includes a pinion and a rotating outer ring fixed on the slewing bearing, and the output end of the speed reducer is connected with the rotating outer ring of the slewing bearing in a meshing manner through the pinion.
As a further scheme of the invention, the second transmission mechanism comprises a shifting fork gear and a rotating shaft gear, the shifting fork gear is sleeved on a shifting fork shaft, and the detection rotating shaft is meshed with the shifting fork gear through the sleeved rotating shaft gear.
As a further scheme of the invention, an upper supporting plate and a lower supporting plate are fixedly arranged in the base, the driving mechanism and the detection rotating shaft are arranged on the bottom surface of the upper supporting plate, the rotating combined device is fixedly arranged on the bottom surface of the lower supporting plate, and the bottom of the shifting fork shaft penetrates through the upper supporting plate and the lower supporting plate to be connected with the rotating combined device in a matching manner.
Compared with the prior art, the invention has the beneficial effects that: when the rotary scanning device works, the console sends a working instruction, the driving mechanism starts to operate, the first transmission mechanism drives the rotary support to rotate, and the rotary support drives the antenna arranged on the rotary table to perform continuous rotary scanning; meanwhile, the declutch shift shaft drives the detection rotating shaft to rotate through the second transmission mechanism, the encoder can synchronously transmit a position angle signal to return to the control console by monitoring the rotation of the detection rotating shaft, so that the specific position of a target can be accurately positioned and tracked, in addition, the bottom of the declutch shift shaft can drive the rotating part of the rotating combination device to rotate, and a rotating joint in the rotating combination device can transmit a high radio frequency signal to an antenna receiver; the rotation speed can be adjusted in a stepping way by adjusting the output frequency of the frequency converter, so that the multi-stage rotation speed rotation of the rotary table is realized; first drive mechanism and second drive mechanism all adopt gear cooperation drive for the operation of revolving stage is more stable, and working property obtains improving. The invention has reasonable structural design, can realize multi-stage speed regulation, can receive high-frequency signals and has stable working performance.
Drawings
Fig. 1 is a schematic structural diagram of a 5-meter antenna turntable.
In the figure: 1-base, 2-rotary table, 3-upper supporting plate, 4-lower supporting plate, 5-pinion, 6-slewing bearing, 7-driving mechanism, 8-shifting fork shaft, 9-shifting fork gear, 10-detection rotating shaft, 11-rotating shaft gear, 12-encoder and 13-rotary combined device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a 5 meters antenna revolving stage, includes that the diameter is 5 meters carousel 2, base 1 and actuating mechanism 7, 2 bottoms of carousel are passed through slewing bearing 6 and are rotated and install at 1 top of base, actuating mechanism 7 is installed inside base 1, and actuating mechanism 7 output is connected with slewing bearing 6 drive through first drive mechanism, still install in the base 1 and detect pivot 10 and rotatory composite set 13, 2 bottoms of carousel are fixed with and pass slewing bearing 6 centers and stretch into the inside declutch shift shaft 8 of base, declutch shift shaft 8 passes through second drive mechanism and is connected with the drive of detection pivot 10, and encoder 12 is installed to the axle head that detects pivot 10, 8 bottoms of declutch shift shaft are connected with the cooperation of rotatory composite set 13.
The driving mechanism 7 comprises a frequency converter, a driving motor and a speed reducer which are sequentially connected in a matching manner.
The first transmission mechanism comprises a pinion 5 and a rotating outer ring fixed on the slewing bearing 6, and the output end of the speed reducer is meshed and connected with the rotating outer ring of the slewing bearing 6 through the pinion 5.
The second transmission mechanism comprises a shifting fork gear 9 and a rotating shaft gear 11, the shifting fork gear 9 is sleeved on a shifting fork shaft 8, the rotating shaft 10 is detected to be meshed with the shifting fork gear 9 through the sleeved rotating shaft gear 11, and the encoder 12 detects the rotation of the rotating shaft 10 through monitoring, so that the direction and the angle of the target can be accurately positioned and tracked.
The base 1 internal fixation is provided with fagging 3 and lower fagging 4, actuating mechanism 7 sets up in 3 bottom surfaces of last fagging with the installation of detecting pivot 10, rotatory composite set 13 installation is fixed in 4 bottom surfaces of fagging down, 8 bottoms of declutch shift shaft pass fagging 3 and lower fagging 4 and rotatory composite set 13 cooperation are connected, adopt this structural arrangement, can guarantee that each part in the system can steady operation, are favorable to improving system stability ability.
The working principle of the invention is as follows: when the rotary scanning device works, the console sends a working instruction, the driving mechanism 7 starts to operate, the slewing bearing 6 is driven to rotate through the first transmission mechanism, and the slewing bearing 6 drives the antenna arranged on the rotary table 2 to perform continuous rotary scanning; meanwhile, the declutch shift shaft 8 drives the detection rotating shaft 10 to rotate through the second transmission mechanism, the encoder 12 can synchronously transmit a direction angle signal to return to the control console by monitoring the rotation of the detection rotating shaft 10, so as to realize accurate positioning and tracking of the specific position of the target, in addition, the bottom of the declutch shift shaft 8 can drive the rotating part of the rotating combination device 13 to rotate, and the rotating joint in the rotating combination device 13 can transmit a high radio frequency signal to an antenna receiver; the rotation speed can be adjusted in a stepping way by adjusting the output frequency of the frequency converter, so that the multi-stage rotation speed rotation of the rotary table is realized; first drive mechanism and second drive mechanism all adopt gear cooperation drive for the operation of revolving stage is more stable, and working property obtains improving.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (1)
1. The utility model provides a 5 meters antenna revolving stage, includes that the diameter is 5 meters carousel, base and actuating mechanism, its characterized in that: the bottom of the rotary table is rotatably arranged at the top of the base through a rotary support, the driving mechanism is arranged in the base, the output end of the driving mechanism is in driving connection with the rotary support through a first transmission mechanism, a detection rotating shaft and a rotary combination device are further arranged in the base, a shifting fork shaft which penetrates through the center of the rotary support and extends into the base is fixed at the bottom of the rotary table, the shifting fork shaft is in driving connection with the detection rotating shaft through a second transmission mechanism, an encoder is arranged at the shaft end of the detection rotating shaft, and the bottom of the shifting fork shaft is in matching connection with the rotary combination device;
the driving mechanism comprises a frequency converter, a driving motor and a speed reducer which are sequentially matched and connected;
the first transmission mechanism comprises a pinion and a rotating outer ring fixed on the slewing bearing, and the output end of the speed reducer is meshed and connected with the rotating outer ring of the slewing bearing through the pinion;
the second transmission mechanism comprises a shifting fork gear and a rotating shaft gear, the shifting fork gear is sleeved on a shifting fork shaft, the detection rotating shaft is meshed with the shifting fork gear through the sleeved rotating shaft gear,
an upper supporting plate and a lower supporting plate are fixedly arranged in the base, the driving mechanism and the detection rotating shaft are arranged on the bottom surface of the upper supporting plate, the rotating combined device is arranged and fixed on the bottom surface of the lower supporting plate, and the bottom of the shifting fork shaft penetrates through the upper supporting plate and the lower supporting plate to be connected with the rotating combined device in a matching manner;
when the rotary scanning device works, the console sends a working instruction, the driving mechanism starts to operate, the first transmission mechanism drives the rotary support to rotate, and the rotary support drives the antenna arranged on the rotary table to perform continuous rotary scanning; the declutch shift shaft drives the detection rotating shaft to rotate through the second transmission mechanism, the encoder synchronously transmits a direction angle signal to the control console through monitoring the rotation of the detection rotating shaft, the specific position of the target is accurately positioned and tracked, the bottom of the declutch shift shaft drives the rotating part of the rotating combination device to rotate, and a rotating joint in the rotating combination device transmits a high radio frequency signal to the antenna receiver; the rotating speed is adjusted in a grading way by adjusting the output frequency of the frequency converter, so that the multi-stage rotating speed rotation of the rotary table is realized; the first transmission mechanism and the second transmission mechanism are driven by adopting the matching of gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179788.0A CN106887703B (en) | 2017-03-23 | 2017-03-23 | 5-meter antenna turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179788.0A CN106887703B (en) | 2017-03-23 | 2017-03-23 | 5-meter antenna turntable |
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| Publication Number | Publication Date |
|---|---|
| CN106887703A CN106887703A (en) | 2017-06-23 |
| CN106887703B true CN106887703B (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179788.0A Active CN106887703B (en) | 2017-03-23 | 2017-03-23 | 5-meter antenna turntable |
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| CN (1) | CN106887703B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107508028A (en) * | 2017-09-25 | 2017-12-22 | 德清利维通讯科技股份有限公司 | A kind of microwave communication antenna assembly |
| CN110534865B (en) * | 2018-05-23 | 2021-06-04 | 西安电子科技大学 | Novel phased array radar antenna pedestal and radar antenna |
| CN110726973B (en) * | 2019-12-02 | 2020-10-27 | 青田极石航空科技有限公司 | Adjusting device for aerospace and aviation radar |
| CN112310640B (en) * | 2020-09-21 | 2021-12-21 | 西安电子科技大学 | high-Q antenna assembly and signal modulation method |
| CN112421203B (en) * | 2020-11-09 | 2022-04-12 | 中国电子科技集团公司第二十九研究所 | Vehicle-mounted antenna rotary table with low main body profile |
| CN112599955B (en) * | 2020-12-18 | 2024-05-03 | 安徽恒诺机电科技有限公司 | Servo turntable for antenna erection |
| CN112886247A (en) * | 2021-01-18 | 2021-06-01 | 中国电子科技集团公司第二十九研究所 | Antenna rotary table structure with overload protection function |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11337601A (en) * | 1998-05-28 | 1999-12-10 | Asahi Glass Co Ltd | Analyzer for electric field strength |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8423201B2 (en) * | 2009-05-13 | 2013-04-16 | United States Antenna Products, LLC | Enhanced azimuth antenna control |
| CN102437428A (en) * | 2011-09-19 | 2012-05-02 | 四川九洲电器集团有限责任公司 | Embedded one-dimensional (1D) antenna rotating platform |
| CN202648934U (en) * | 2012-06-12 | 2013-01-02 | 季强 | Water turbine generator set machinery over-speed device verification platform |
| CN203922608U (en) * | 2014-06-25 | 2014-11-05 | 王丹旎 | A kind of control setup for rotary lifting platform |
| CN104064870B (en) * | 2014-06-27 | 2016-08-03 | 南华大学 | Chinese character pin-shaped array antenna automatic pitching device |
| CN204118262U (en) * | 2014-08-29 | 2015-01-21 | 南京中网卫星通信股份有限公司 | A kind of Radar Servo turntable |
| CN204156076U (en) * | 2014-09-01 | 2015-02-11 | 中国电子科技集团公司第三十八研究所 | A kind of single shaft compact aerial seat |
| CN105424193B (en) * | 2015-11-13 | 2018-06-15 | 中国科学院国家空间科学中心 | A kind of interference microwave radiometer clock scan imaging device |
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2017
- 2017-03-23 CN CN201710179788.0A patent/CN106887703B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11337601A (en) * | 1998-05-28 | 1999-12-10 | Asahi Glass Co Ltd | Analyzer for electric field strength |
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| CN106887703A (en) | 2017-06-23 |
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