CN201229382Y - Multifunctional antennae test rotating platform - Google Patents
Multifunctional antennae test rotating platform Download PDFInfo
- Publication number
- CN201229382Y CN201229382Y CNU2008200296994U CN200820029699U CN201229382Y CN 201229382 Y CN201229382 Y CN 201229382Y CN U2008200296994 U CNU2008200296994 U CN U2008200296994U CN 200820029699 U CN200820029699 U CN 200820029699U CN 201229382 Y CN201229382 Y CN 201229382Y
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- sliding panel
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- test table
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Abstract
The utility model discloses a multifunctional tilting stand which measures antennae and comprises an orientation rotation shaft (1), a supporting frame (3) and an antenna polarizer (4), wherein a bi-dimensional translational device (2) is fixed on the orientation rotation shaft (1) and is connected with the antenna polarizer (4) into a whole through the supporting frame (3). The bi-dimensional translational device comprises an upper slide board (5), a sliding panel (6) and a lower sliding seat (7), wherein the upper slide board is connected with the sliding panel through a transverse linear rolling guide rail (8) and the sliding panel is connected with the lower sliding seat through a longitudinal linear rolling guide rail (9). The upper surface and the lower surface of the sliding panel are respectively provided with a transverse actuating mechanism (10) and a longitudinal actuating mechanism (11), the transverse actuating mechanism drives the upper sliding board (5) to move along the transverse direction on the transverse linear rolling guide rail, and the longitudinal actuating mechanism drives the sliding panel (6) to move along the longitudinal direction on the longitudinal linear rolling guide rail. The multifunctional tilting stand has the function of adjusting the positions of the antennae and the orientation rotation shaft, and realizes the measurement of antenna centers.
Description
Technical field
The utility model belongs to the antenna measurement technical field, is specifically related to the antenna measurement turntable, can be used for aerial radiation feature measurement and antenna phase center is accurately demarcated.
Background technology
Along with the development of communication, radar, artificial satellite and aerospace flight technology, to the radiation characteristic of antenna and more and more higher to the measurement requirement of antenna phase center.The radiation characteristic of general measure antenna and the system of antenna phase center comprise: antenna measurement turntable, emission polarizer, vector network analyzer, the sub-device of servo driving digital display and industrial control computer.And existing antenna measurement turntable is because the imperfection of its structure causes test function single, and radiation characteristic that can only test antenna can not accurately be tested antenna phase center.And in the reality phase center of antenna measure wave beam detect receive use, as interferometer array unit and all very important as all many-sides such as feed use of parabola antenna.So-called antenna phase center is exactly the equivalent radiation center of antenna.Concerning most antennas, may there be so definite phase center, but many antennas can find such reference point, make that the phase place of radiation field keeps constant relatively in a certain scope of main lobe, then this reference point just is called as " apparent phase center ".When GPS and radar fix, measurement, navigation, be benchmark often with the apparent phase center, but during operation, the installation of antenna but is to be benchmark with the geometric center, will produce the error of geometric center and apparent phase center like this, and this error will inevitably be brought harmful effect to practical application, therefore must accurately demarcate antenna phase center.
The utility model content
The purpose of this utility model is to solve the problem of existing antenna measurement turntable function singleness, has proposed a kind of Multi-Function Antenna test table, to realize the radiation characteristic of antenna and the accurate measurement of antenna phase center.
For achieving the above object, the Multi-Function Antenna test table that the utility model provides comprises direction rotating shaft, support and antenna polarization device, wherein, is fixed with the two-dimensional translation device that is used for regulating automatically antenna and direction rotating shaft relative position on the direction rotating shaft.
Described two-dimensional translation device is connected with the antenna polarization device by support.This two-dimensional translation device comprises upper slide, sliding panel and lower slider, and upper slide is connected with sliding panel by horizontal linear rolling track, and sliding panel is connected with lower slider by vertical linear rolling track.
Be provided with horizontal gear train above the described sliding panel, be provided with vertical gear train below, this horizontal gear train is laterally moving along horizontal on the linear rolling track by horizontal driven by servomotor upper slide, and vertically gear train vertically is being along the longitudinal movement on the linear rolling track by servo longitudinal driven by motor sliding panel.
Described horizontal gear train and vertically be respectively equipped with horizontal null-setting device on the gear train and vertical null-setting device is with respectively as the mobile reference position of upper slide and sliding panel.The two ends of this horizontal gear train are equipped with the cross spacing device, and vertically the two ends of gear train are equipped with the longitudinal spacing device, to limit the shift position of upper slide and sliding panel.
Described cross spacing device and longitudinal spacing device all adopt the spacing and mechanical position limitation two-stage position limiting structure of switch, with the security that guarantees that the two-dimensional translation device moves.
The utility model is realized the measurement to center of antenna owing to adopt the two-dimensional translation device can regulate the relative position of antenna and direction rotating shaft automatically; Owing to be respectively equipped with horizontal gear train and vertical gear train below on sliding panel, can realize change simultaneously to tested antenna reference point; Because stop means adopts the two-stage position limiting structure, can guarantee the security that the two-dimensional translation device moves in addition.
Feature of the present utility model and effect can further specify by the following drawings and embodiment.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a two-dimensional translation device plan structure synoptic diagram of the present utility model.
Embodiment
As shown in Figure 1, the utility model mainly is made up of direction rotating shaft 1, two-dimensional translation device 2, support 3 and antenna polarization device 4, this two-dimensional translation device 2 is positioned at the top of direction rotating shaft 1, and be connected with antenna polarization device 4 by support 3, be used for regulating automatically the position of antenna and direction rotating shaft, make the turning axle axle center of the phase center of tested antenna and turntable approaching, and guarantee that the position between the direction rotating shaft and the rotating shaft of antenna polarization device is relatively stable when direction rotating shaft rotates.Support 3 adopts hollow nonmetal pipe bonded structure, and reducing electromagnetic reflection, and cylindrical uses in order to detecting the check and correction rotation center through finishing.This direction rotating shaft 1, antenna polarization device 4 and two-dimensional translation device 2 are by computer controlled automatic.In test, be to guarantee that the turning axle of antenna phase center and direction rotating shaft 1 overlaps, when two-dimensional translation device 2 is in 0 point, promptly during reference point, antenna polarization device ring flange end face is answered offset orientation rotating shaft 100mm ± 0.1mm.For preventing the winding of high frequency and umbilical cable, collector ring and high frequency rotary joint (not drawing among the figure) are housed on direction rotating shaft 1, high frequency rotary joint 16 also is installed on antenna polarization device 4.
As shown in Figure 2, two-dimensional translation device 2 comprises upper slide 5, sliding panel 6 and lower slider 7, and upper slide 5 is connected with sliding panel 6 by horizontal linear rolling track 8, and sliding panel 6 is connected with lower slider 7 by vertical linear rolling track 9.Be provided with horizontal gear train 10 above the sliding panel 6, be provided with vertical gear train 11 below, laterally gear train 10 is laterally being moved along horizontal on the linear rolling track 8 by cross motor 18 driving upper slides 5, and vertical gear train 11 drives sliding panels 6 by vertical motor 19 and vertically is being along the longitudinal movement on the linear rolling track 9.Have fixed orifice 17 on the upper slide 5 in order to connect support 3.Laterally be respectively equipped with horizontal null-setting device 14 on the gear train 10, vertically gear train 11 is provided with vertical null-setting device 15, with respectively as the mobile reference position of upper slide 5 and sliding panel 6.Laterally the two ends of gear train 10 are equipped with cross spacing device 12, and vertically the two ends of gear train 11 are equipped with longitudinal spacing device 13, to limit the shift position of upper slide 5 and sliding panel 6.This cross spacing device 12 and longitudinal spacing device 13 adopt the spacing and mechanical position limitation two-stage position limiting structure of switch, with the security that guarantees that two-dimensional translation device 2 moves.This horizontal gear train 10 and vertical gear train 11 are regulated two-dimensional translation device 2 along horizontal and vertical amount of movement automatically respectively by servo driving digital display subsystem controls.
The principle of work of whole test table is: when carrying out the antenna radiation pattern measurement, tested antenna is installed on the antenna polarization device (4), rotation by direction rotating shaft (1), can record the pattern characteristics in cross section that tested antenna is surveyed, by the rotation of antenna polarization device (4), change the cross section of tested antenna.Record the pattern characteristics of different cross section more respectively by the rotation of direction rotating shaft (1).Pattern characteristics to a plurality of cross sections calculates the direction coefficient that can obtain tested antenna.When carrying out the antenna phase center measurement, tested antenna is installed on the antenna polarization device (4), rotation by direction rotating shaft (1), can record amplitude, the phase data in cross section that tested antenna is surveyed, according to this data computation phase center deviation,, adjust horizontal, the along slope coordinate of two-dimensional translation device automatically when of the deviation requirement of phase center deviation greater than the Antenna Design phase center, to change the reference point of antenna, up to accurately measuring this cross section phase center.By the rotation of antenna polarization device (4), change the cross section of tested antenna then.Measure the phase center of other different cross sections more respectively.
Claims (8)
1, a kind of Multi-Function Antenna test table comprises direction rotating shaft (1), support (3) and antenna polarization device (4), it is characterized in that, is fixed with the two-dimensional translation device (2) that is used for regulating automatically antenna and direction rotating shaft position on the direction rotating shaft (1).
2, test table according to claim 1 is characterized in that, two-dimensional translation device (2) is connected with antenna polarization device (4) by support (3).
3, test table according to claim 1, it is characterized in that, two-dimensional translation device (2) comprises upper slide (5), sliding panel (6) and lower slider (7), upper slide (5) is connected with sliding panel (6) by horizontal linear rolling track (8), and sliding panel (6) is connected with lower slider (7) by vertical linear rolling track (9).
4. test table according to claim 3, it is characterized in that, be provided with horizontal gear train (10) above the sliding panel (6), be provided with vertical gear train (11) below, this horizontal gear train (10) drives upper slide (5) by horizontal servomotor (18) and goes up along laterally moving at horizontal linear rolling track (8), and vertical gear train (11) drives sliding panel (6) by servo longitudinal motor (19) and vertically is being along the longitudinal movement on the linear rolling track (9).
5. test table according to claim 4, it is characterized in that, horizontal gear train (10) and vertically be respectively equipped with horizontal null-setting device (14) and vertical null-setting device (15) on the gear train (11) is with respectively as the mobile reference position of upper slide (5) and sliding panel (6).
6. test table according to claim 4, it is characterized in that, laterally the two ends of gear train (10) are equipped with cross spacing device (12), and vertically the two ends of gear train (11) are equipped with longitudinal spacing device (13), to limit the shift position of upper slide (5) and sliding panel (6).
7. test table according to claim 6 is characterized in that cross spacing device (12) and longitudinal spacing device (13) adopt the spacing and mechanical position limitation two-stage position limiting structure of switch, with the security that guarantees that two-dimensional translation device (2) moves.
8. test table according to claim 2 is characterized in that support (3) adopts hollow nonmetal pipe bonded structure, to reduce electromagnetic reflection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200296994U CN201229382Y (en) | 2008-07-21 | 2008-07-21 | Multifunctional antennae test rotating platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200296994U CN201229382Y (en) | 2008-07-21 | 2008-07-21 | Multifunctional antennae test rotating platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201229382Y true CN201229382Y (en) | 2009-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200296994U Expired - Fee Related CN201229382Y (en) | 2008-07-21 | 2008-07-21 | Multifunctional antennae test rotating platform |
Country Status (1)
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| CN (1) | CN201229382Y (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829296A (en) * | 2012-08-27 | 2012-12-19 | 北京无线电计量测试研究所 | Supporting device for correcting uniformity of transient electromagnetic field |
| CN103116104A (en) * | 2013-02-26 | 2013-05-22 | 浙江中星光电子科技有限公司 | Detection device and detection method for ship-borne satellite signal receiving antenna |
| CN103245260A (en) * | 2013-04-02 | 2013-08-14 | 贵州航天电子科技有限公司 | Automatic measuring system and automatic measuring method of fuze antenna far field |
| CN103558459A (en) * | 2013-11-11 | 2014-02-05 | 电子科技大学 | External field antenna pattern testing method |
| CN104156742A (en) * | 2014-08-07 | 2014-11-19 | 上海实甲智能系统有限公司 | Automatic antenna adjusting device |
| CN104155534A (en) * | 2014-08-18 | 2014-11-19 | 杭州中瑞思创科技股份有限公司 | Antenna detection distance automatic test device |
| CN104777372A (en) * | 2015-04-15 | 2015-07-15 | 成都天衡电科科技有限公司 | Linear track correction method in antenna pattern measurement |
| CN105277745A (en) * | 2015-10-27 | 2016-01-27 | 北京无线电计量测试研究所 | High-precision radome electrical performance wide-angle automatic measurement turret |
| CN105333998A (en) * | 2014-10-21 | 2016-02-17 | 航天恒星科技有限公司 | Balancing mechanism and antenna testing rotating table |
| CN106352836A (en) * | 2016-08-31 | 2017-01-25 | 无锡信欧光电科技有限公司 | Precise rotary displacement stage |
| CN107390038A (en) * | 2017-07-28 | 2017-11-24 | 上海卫星工程研究所 | A kind of whole star antenna radiation characteristics test device of frame structure |
| CN107632209A (en) * | 2017-08-17 | 2018-01-26 | 北京无线电计量测试研究所 | A kind of position and attitude method of adjustment of position and attitude adjustment mechanism and antenna measurement |
| CN108254629A (en) * | 2017-12-15 | 2018-07-06 | 北京无线电计量测试研究所 | A kind of antenna efficiency measuring device |
| CN108362952A (en) * | 2018-02-27 | 2018-08-03 | 北京环境特性研究所 | A kind of guide rail docking system and interconnection method |
| CN112702757A (en) * | 2020-11-24 | 2021-04-23 | 傅皓衍 | Communication signal detection device |
| CN113612024A (en) * | 2021-08-04 | 2021-11-05 | 贵州航天计量测试技术研究所 | Triaxial antenna scanning frame |
-
2008
- 2008-07-21 CN CNU2008200296994U patent/CN201229382Y/en not_active Expired - Fee Related
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829296A (en) * | 2012-08-27 | 2012-12-19 | 北京无线电计量测试研究所 | Supporting device for correcting uniformity of transient electromagnetic field |
| CN103116104A (en) * | 2013-02-26 | 2013-05-22 | 浙江中星光电子科技有限公司 | Detection device and detection method for ship-borne satellite signal receiving antenna |
| CN103116104B (en) * | 2013-02-26 | 2015-02-11 | 浙江中星光电子科技有限公司 | Detection device and detection method for ship-borne satellite signal receiving antenna |
| CN103245260A (en) * | 2013-04-02 | 2013-08-14 | 贵州航天电子科技有限公司 | Automatic measuring system and automatic measuring method of fuze antenna far field |
| CN103245260B (en) * | 2013-04-02 | 2015-09-23 | 贵州航天电子科技有限公司 | The method of operating of a kind of fuze antenna far field automatic measurement system |
| CN103558459B (en) * | 2013-11-11 | 2015-11-18 | 电子科技大学 | A kind of method of testing of external field antenna pattern |
| CN103558459A (en) * | 2013-11-11 | 2014-02-05 | 电子科技大学 | External field antenna pattern testing method |
| CN104156742A (en) * | 2014-08-07 | 2014-11-19 | 上海实甲智能系统有限公司 | Automatic antenna adjusting device |
| CN104156742B (en) * | 2014-08-07 | 2017-07-14 | 上海实甲智能系统有限公司 | Antennaautoadjust device |
| CN104155534B (en) * | 2014-08-18 | 2017-01-18 | 北京思创超讯科技发展有限公司 | Antenna detection distance automatic test device |
| CN104155534A (en) * | 2014-08-18 | 2014-11-19 | 杭州中瑞思创科技股份有限公司 | Antenna detection distance automatic test device |
| CN105333998A (en) * | 2014-10-21 | 2016-02-17 | 航天恒星科技有限公司 | Balancing mechanism and antenna testing rotating table |
| CN104777372B (en) * | 2015-04-15 | 2017-05-31 | 成都天衡电科科技有限公司 | Straight path bearing calibration in antenna pattern measurement |
| CN104777372A (en) * | 2015-04-15 | 2015-07-15 | 成都天衡电科科技有限公司 | Linear track correction method in antenna pattern measurement |
| CN105277745B (en) * | 2015-10-27 | 2018-06-22 | 北京无线电计量测试研究所 | A kind of high-precision antenna cover electrical property wide-angle automatic measurement turntable |
| CN105277745A (en) * | 2015-10-27 | 2016-01-27 | 北京无线电计量测试研究所 | High-precision radome electrical performance wide-angle automatic measurement turret |
| CN106352836A (en) * | 2016-08-31 | 2017-01-25 | 无锡信欧光电科技有限公司 | Precise rotary displacement stage |
| CN107390038A (en) * | 2017-07-28 | 2017-11-24 | 上海卫星工程研究所 | A kind of whole star antenna radiation characteristics test device of frame structure |
| CN107632209A (en) * | 2017-08-17 | 2018-01-26 | 北京无线电计量测试研究所 | A kind of position and attitude method of adjustment of position and attitude adjustment mechanism and antenna measurement |
| CN107632209B (en) * | 2017-08-17 | 2020-05-29 | 北京无线电计量测试研究所 | Position and attitude adjusting mechanism and position and attitude adjusting method for antenna test |
| CN108254629A (en) * | 2017-12-15 | 2018-07-06 | 北京无线电计量测试研究所 | A kind of antenna efficiency measuring device |
| CN108362952A (en) * | 2018-02-27 | 2018-08-03 | 北京环境特性研究所 | A kind of guide rail docking system and interconnection method |
| CN108362952B (en) * | 2018-02-27 | 2024-01-19 | 北京环境特性研究所 | Guide rail butt joint system and butt joint method |
| CN112702757A (en) * | 2020-11-24 | 2021-04-23 | 傅皓衍 | Communication signal detection device |
| CN113612024A (en) * | 2021-08-04 | 2021-11-05 | 贵州航天计量测试技术研究所 | Triaxial antenna scanning frame |
| CN113612024B (en) * | 2021-08-04 | 2024-03-26 | 贵州航天计量测试技术研究所 | Triaxial antenna scanning frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20150721 |
|
| EXPY | Termination of patent right or utility model |