CN111175711A - Combined radar feed source adjusting device - Google Patents
Combined radar feed source adjusting device Download PDFInfo
- Publication number
- CN111175711A CN111175711A CN202010018337.0A CN202010018337A CN111175711A CN 111175711 A CN111175711 A CN 111175711A CN 202010018337 A CN202010018337 A CN 202010018337A CN 111175711 A CN111175711 A CN 111175711A
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- guide rail
- feed source
- feed
- rotating
- matched
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- 239000000758 substrate Substances 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000013519 translation Methods 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
the invention discloses a combined feed source adjusting device, which comprises a common mounting substrate and a plurality of single feed source adjusting supports, wherein each single feed source adjusting support comprises two guide rails with translational freedom degrees, a rotating shaft with rotational freedom degrees and an L-shaped feed source mounting support.
Description
Technical Field
The invention belongs to the technical field of radar antenna feeders, and relates to a device for adjusting the position of a feed source in an antenna feeder testing process.
Background
In the process of debugging and testing the radar antenna system, the feed source position is often required to be repeatedly adjusted in order to obtain a better telecommunication performance test result. The antenna system is affected by the defects of poor profile precision of the reflecting surface of the antenna, complex structure of the antenna system and the like, after the antenna system is assembled, the actual position of the feed source often deviates from the position designed theoretically, and at the moment, an adjusting device capable of achieving multi-degree-of-freedom adjustment is needed, so that the position of the feed source can be conveniently and quickly adjusted to achieve the optimal telecommunication performance. The common feed source position adjusting mode is mainly realized by adopting a mode of increasing and reducing gaskets on the basis of a processed feed source bracket, and the mode has the following defects: firstly, the gasket increasing and decreasing is discontinuous displacement adjustment, and the adjustment precision depends on the thickness of the gasket; and secondly, the method for increasing and reducing the spacer is suitable for position adjustment in a small range, and the requirement cannot be met when the position adjustment range of the feed source is large.
In order to solve the above problems, in the patent "a feed source positioning and deflection focus device for compact range measurement", a device for positioning a feed source by means of motor driving is invented, which can perform quick positioning of the feed source within a large adjustment range, but has the following disadvantages: 1. the device can position two feed sources at most simultaneously, but the positions of the two feed sources cannot be independently adjusted; 2. after the feed source position is determined, the design of subsequent mechanical positioning is not considered, the feed source position is maintained unchanged only by means of the motor contracting brake force, and the positioning reliability is low.
Disclosure of Invention
In order to overcome the defects of the existing radar feed source adjusting device, a plurality of feed sources are positioned quickly and continuously in a larger position adjusting range, the antenna testing time is shortened, and the antenna testing efficiency is improved, the invention provides a combined radar feed source adjusting device.
The technical solution for realizing the purpose of the invention is as follows: a combined radar feed source adjusting device comprises a public mounting substrate and a plurality of single feed source adjusting supports. An X-direction guide rail is arranged on the public mounting substrate. The single-feed source adjusting bracket comprises a transition plate, a lifting base, a rotary sliding seat and a feed source mounting bracket. The front and back surfaces of the transition plate are respectively provided with X-direction guide rails and Y-direction guide rails, and the X-direction guide rails are matched with the X-direction guide rails on the public mounting substrate to form an X-direction translation mechanism. The lifting base is provided with a Y-direction guide rail and a rotating hole, and the Y-direction guide rail is matched with the Y-direction guide rail on the transition plate to form a Y-direction translation mechanism. The rotating slide seat is provided with a rotating shaft and a slope guide rail, the rotating shaft of the rotating slide seat is matched with a rotating hole in the lifting base to form a rotating mechanism around the Y direction, and a fastening piece is arranged at the tail end of the rotating shaft and can fix the axial direction of the rotating shaft. The slope angle of the slope is the deflection angle of the reflector antenna. The feed source mounting bracket is an L-shaped structural bracket, the bracket is provided with a feed source interface flange surface and a guide rail, and the guide rail is matched and mounted with the guide rail of the rotary sliding seat to form a translation mechanism with the reflecting surface in the deflection angle direction.
Compared with the prior art, the invention has the following remarkable advantages:
the invention relates to a combined feed source adjusting device, which can flexibly increase or decrease the number of single feed source adjusting brackets according to the number of feed sources to be tested so as to meet the test requirements of the feed sources with different numbers. Meanwhile, the single feed source adjusting supports do not interfere with each other, so that each feed source can be independently adjusted in four freedom directions, the antenna testing time is shortened, and the testing efficiency is improved. Meanwhile, the support lugs are designed on a plurality of structural parts, the feed source is mechanically positioned by using the pins, and the positioning reliability is high.
Drawings
Fig. 1 is a schematic structural diagram of a combined radar feed source adjusting device of the present invention.
Fig. 2 is a schematic structural diagram 1 of a single-feed regulating bracket of the present invention.
Fig. 3 is a schematic structural diagram 2 of a single-feed regulating bracket of the present invention.
Number designation in the figures: 1. the device comprises a public mounting substrate, 2, a transition plate, 3, a lifting base, 4, a rotary sliding seat, 5, a feed source mounting support, 6, a feed source, 7, a fastener, 8, a pressing plate, 9, a pressing plate, 10, a pressing plate, 11 and a pin.
Detailed Description
The invention relates to a combined radar feed source adjusting device, which has the following specific implementation modes:
as shown in fig. 1, the apparatus comprises a common mounting substrate 1 and a plurality of single-feed conditioning supports (shown in fig. 2, 3). The number of the single feed source adjusting supports depends on the number of the feed sources 6, and the size of the common substrate 1 can be designed according to the number of the feed sources 6. An X-direction guide rail is arranged on the public mounting substrate 1, the single-feed-source adjusting support can realize X-direction translation on the public mounting substrate 1, and is connected with the public mounting substrate 1 through screws. The single-feed-source adjusting bracket comprises a transition plate 2, a lifting base 3, a rotary sliding seat 4, a feed source mounting bracket 5, a nut 7 and pressing plates 8, 9 and 10, as shown in figure 2. The front and back surfaces of the transition plate 2 are respectively provided with guide rails in X and Y directions and are installed in a matching way with the guide rails in the X direction on the public installation substrate 1 to form a translation mechanism in the X direction. The lifting base 3 is provided with a Y-direction guide rail and a rotating hole, and the Y-direction guide rail is matched with the Y-direction guide rail on the transition plate 2 to form a Y-direction translation mechanism. The rotating slide 4 is provided with a rotating shaft and an oblique guide rail, the rotating shaft is matched and installed with a rotating hole on the lifting base 3 to form a rotating mechanism around the Y direction, the tail end of the rotating shaft is provided with threads, and the axial direction of the rotating shaft is fixed by a fastening piece 7. The oblique guide angle is the deflection angle of the reflector antenna. The feed source mounting bracket 5 is an L-shaped bracket, the bracket is provided with a feed source interface flange surface and a guide rail, and the guide rail is matched and mounted with the guide rail of the rotary sliding seat 4 to form a translation mechanism with a reflecting surface in the deflection angle direction. The parts are connected by screws, and the contact area between the screws and the parts is increased by using the pressure plates 8, 9 and 10, so that the connection reliability is ensured. And pin holes are reserved in the relative moving mechanisms, and pins are used for mechanical positioning after the feed source test is finished.
Claims (3)
1. The utility model provides a modular radar feed adjusting device which characterized in that: the device comprises a common mounting substrate (1) and a plurality of single-feed regulating supports; an X-direction guide rail is arranged on the public mounting substrate (1); the single feed source adjusting bracket comprises a transition plate (2), a lifting base (3), a rotary sliding seat (4) and a feed source mounting bracket (5); the front and back surfaces of the transition plate (2) are respectively provided with an X-direction guide rail and a Y-direction guide rail, and the X-direction guide rails and the Y-direction guide rails are matched and mounted on the public mounting substrate (1) to form an X-direction translation mechanism; the lifting base (3) is provided with a Y-direction guide rail and a rotating hole, and the Y-direction guide rail is matched with the Y-direction guide rail on the transition plate (2) to form a Y-direction translation mechanism; the rotating slide (4) is provided with a rotating shaft and an oblique guide rail, the rotating shaft of the rotating slide is matched and installed with a rotating hole on the lifting base (3) to form a rotating mechanism around the Y direction, and the rotating shaft on the rotating slide (4) is provided with a fastener which can be axially fixed; the angle of the oblique guide rail on the rotary sliding seat (4) is the deflection angle of the reflector antenna; the feed source mounting bracket (5) is of an L-shaped structure, one side of the feed source mounting bracket is provided with a feed source interface flange surface, the other side of the feed source mounting bracket is provided with a guide rail, and the guide rail is matched and mounted with an oblique guide rail of the rotary sliding seat (4) to form a translation mechanism with a reflecting surface in a deflection angle direction.
2. The combined radar feed adjustment device of claim 1, wherein: the design order of the four degrees of freedom is: from one end of the feed source mounting bracket (5), translation along the direction of the offset angle of the reflecting surface, rotation around the Y direction, translation along the Y direction and translation along the X direction are performed in sequence; and scale indication is arranged in each moving direction, so that the moving distance relative to the initial point can be intuitively read.
3. The combined radar feed adjustment device of claim 1, wherein: the transition plate (2), the lifting base (3) and the rotary sliding seat (4) are provided with support lugs, so that the pin can be conveniently installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010018337.0A CN111175711B (en) | 2020-01-08 | 2020-01-08 | Combined radar feed source adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010018337.0A CN111175711B (en) | 2020-01-08 | 2020-01-08 | Combined radar feed source adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111175711A true CN111175711A (en) | 2020-05-19 |
| CN111175711B CN111175711B (en) | 2024-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010018337.0A Active CN111175711B (en) | 2020-01-08 | 2020-01-08 | Combined radar feed source adjusting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111175711B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538581A (en) * | 2024-01-10 | 2024-02-09 | 成都天成电科科技有限公司 | Far field test beacon anchor clamps equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120098727A1 (en) * | 2010-10-26 | 2012-04-26 | Thales | Parabolic antenna positioner |
| CN102738582A (en) * | 2012-07-10 | 2012-10-17 | 中国船舶重工集团公司第七二四研究所 | Transmission stability optimal design method of vehicle-borne radar radiating surface antenna multi-position rotating feed source turntable |
| CN103594798A (en) * | 2013-11-20 | 2014-02-19 | 中国船舶重工集团公司第七二四研究所 | Switching locating device for double feed sources |
| CN204011690U (en) * | 2014-07-30 | 2014-12-10 | 陕西日泰通信设备工程有限公司 | A kind of antenna linear polarization feed |
| CN104965129A (en) * | 2015-06-18 | 2015-10-07 | 四川莱源科技有限公司 | Single-probe near-field antenna test system |
| CN105425827A (en) * | 2015-11-05 | 2016-03-23 | 中国船舶重工集团公司第七二四研究所 | Auxiliary positioning device and method for adjustable radar feed source |
| CN106356634A (en) * | 2016-08-30 | 2017-01-25 | 北京航空航天大学 | Feed source locating and focus offset device for compact range measurement |
| CN107607918A (en) * | 2017-08-24 | 2018-01-19 | 北京航空航天大学 | A kind of positioning of cylinder near field measurement feed and defocusing method based on robot |
| CN207114639U (en) * | 2017-05-08 | 2018-03-16 | 南京洛普科技有限公司 | A kind of antenna emitting structural based on far field test |
-
2020
- 2020-01-08 CN CN202010018337.0A patent/CN111175711B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120098727A1 (en) * | 2010-10-26 | 2012-04-26 | Thales | Parabolic antenna positioner |
| CN102738582A (en) * | 2012-07-10 | 2012-10-17 | 中国船舶重工集团公司第七二四研究所 | Transmission stability optimal design method of vehicle-borne radar radiating surface antenna multi-position rotating feed source turntable |
| CN103594798A (en) * | 2013-11-20 | 2014-02-19 | 中国船舶重工集团公司第七二四研究所 | Switching locating device for double feed sources |
| CN204011690U (en) * | 2014-07-30 | 2014-12-10 | 陕西日泰通信设备工程有限公司 | A kind of antenna linear polarization feed |
| CN104965129A (en) * | 2015-06-18 | 2015-10-07 | 四川莱源科技有限公司 | Single-probe near-field antenna test system |
| CN105425827A (en) * | 2015-11-05 | 2016-03-23 | 中国船舶重工集团公司第七二四研究所 | Auxiliary positioning device and method for adjustable radar feed source |
| CN106356634A (en) * | 2016-08-30 | 2017-01-25 | 北京航空航天大学 | Feed source locating and focus offset device for compact range measurement |
| CN207114639U (en) * | 2017-05-08 | 2018-03-16 | 南京洛普科技有限公司 | A kind of antenna emitting structural based on far field test |
| CN107607918A (en) * | 2017-08-24 | 2018-01-19 | 北京航空航天大学 | A kind of positioning of cylinder near field measurement feed and defocusing method based on robot |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538581A (en) * | 2024-01-10 | 2024-02-09 | 成都天成电科科技有限公司 | Far field test beacon anchor clamps equipment |
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| CN111175711B (en) | 2024-01-05 |
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Address after: 210003 No. 346, Zhongshan North Road, Jiangsu, Nanjing Applicant after: 724 Research Institute of China Shipbuilding Corp. Address before: 210003 No. 346, Zhongshan North Road, Jiangsu, Nanjing Applicant before: 724TH RESEARCH INSTITUTE OF CHINA SHIPBUILDING INDUSTRY Corp. |
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