CN113985151A - Multifunctional heavy-load three-axis antenna test turntable - Google Patents
Multifunctional heavy-load three-axis antenna test turntable Download PDFInfo
- Publication number
- CN113985151A CN113985151A CN202111248131.8A CN202111248131A CN113985151A CN 113985151 A CN113985151 A CN 113985151A CN 202111248131 A CN202111248131 A CN 202111248131A CN 113985151 A CN113985151 A CN 113985151A
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- azimuth
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- 238000012360 testing method Methods 0.000 title claims abstract description 40
- 230000010287 polarization Effects 0.000 claims abstract description 76
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- 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
-
- 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
-
- 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
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A multifunctional heavy-load triaxial antenna test turntable comprises a polarization assembly, wherein the lower end of the polarization assembly is provided with a direction assembly arranged on a pitching assembly, both sides of the pitching assembly are provided with counterweight assemblies, and the lower end of the pitching assembly is provided with a base assembly; the polarization assembly comprises a polarization frame, an azimuth installation surface is arranged on the upper side of the polarization frame, a polarization table top is arranged at one end of the polarization frame, and a balancing weight is arranged at the other end of the polarization frame. The polarization table surface is used for installing and testing the polarization end antenna by a user, the heavy antenna can be installed on the azimuth installation surface, the three-axis test turntable is only used as a two-axis turntable, and the turntable is a heavy-load three-axis antenna test turntable with multiple purposes, so that the use cost of the user can be reduced.
Description
Technical Field
The invention relates to a multifunctional heavy-load triaxial antenna test turntable.
Background
In the field of radar test equipment, the test is divided into an internal field test and an external field test according to a test field; in a far-field test system, an antenna test rotary table is divided into a receiving end and a transmitting end, the antenna rotary table of the receiving end is provided with a tested antenna, and the transmitting end is provided with a transmitting signal source.
The antenna test turntable at the receiving end can meet the use requirement by using a two-axis turntable, wherein the two axes are an azimuth axis and a pitching axis respectively. The antenna test turntable has the problems of small antenna test type and small application range.
Disclosure of Invention
The invention aims to provide a multifunctional heavy-load triaxial antenna test turntable to solve the problems in the background art.
The technical scheme adopted for achieving the purpose is that the multifunctional heavy-duty triaxial antenna test turntable comprises a polarization assembly, wherein the lower end of the polarization assembly is provided with a direction assembly arranged on a pitching assembly, both sides of the pitching assembly are provided with counterweight assemblies, and the lower end of the pitching assembly is provided with a base assembly; the polarization assembly comprises a polarization frame, the upper side of the polarization frame is provided with an azimuth installation surface, one end of the polarization frame is provided with a polarization table surface, and the other end of the polarization frame is provided with a balancing weight; the azimuth assembly comprises an azimuth table top connected with the bottom of the polarization frame, the bottom of the azimuth table top is provided with an azimuth frame, two sides of the azimuth frame are both provided with driven gears, and one side of each driven gear is connected with the pitching assembly; the pitching assembly comprises a U-shaped frame, pitching shafts correspondingly connected with driven gears on two sides of the position frame are arranged at two ends of the upper portion of the U-shaped frame, a pitching driving assembly is arranged in the U-shaped frame, driving gears meshed with the driven gears are arranged on two sides of the pitching driving assembly, and a base assembly is arranged at the lower end of the U-shaped frame.
Furthermore, the upper side middle position of the polarization frame is provided with an azimuth installation surface for installing the antenna to be tested, one end face of the polarization frame is provided with a polarization table top for the antenna to be tested of the user, and the other end face of the polarization frame is provided with a balancing weight.
Furthermore, driven gear is semicircular structure, and driven gear has 2, driven gear's one end and position frame connection, driven gear's the other end and every single move axle connection, driven gear and the driving gear intermeshing who is located its bottom.
Furthermore, the U-shaped frame comprises a U-shaped bottom plate, two ends of the upper side of the U-shaped bottom plate are respectively fixed with a bracket, the upper end of each bracket is provided with a pitching shaft connected with the driven gear, and the outer side of each bracket is provided with a counterweight assembly connected with one end of the pitching shaft; the driving gear has 2, the one end and the every single move drive assembly of driving gear are connected, and the other end and the leg joint of driving gear.
Advantageous effects
Compared with the prior art, the invention has the following advantages.
The invention has the advantages that the azimuth installation surface is arranged at the top end of the polarization frame, and the polarization frame is a supporting part of a polarization shaft system and is also a generalized azimuth table-board; the three-axis antenna test turntable has the advantages that the polarization axis is added on the basis of the pitching axis and the azimuth axis, and the application range of the antenna test turntable is expanded, so that the three-axis antenna test turntable can meet the test requirements of a common antenna and can also meet the test requirements in the polarization direction, and the three-axis antenna test turntable is a heavy-load three-axis antenna test turntable with multiple purposes and can reduce the use cost of a user.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the construction of a polarization assembly in accordance with the present invention;
FIG. 3 is a schematic structural view of an orientation assembly of the present invention;
FIG. 4 is a schematic view of the construction of the pitch assembly of the present invention;
FIG. 5 is a schematic view of the construction of the weight assembly of the present invention;
FIG. 6 is a schematic diagram of the structure of a polarization mesa in the present invention;
FIG. 7 is a schematic view of the pitch drive assembly of the present invention;
FIG. 8 is a schematic view of the construction of the base assembly of the present invention;
FIG. 9 is a schematic structural view of a U-shaped base plate according to the present invention;
FIG. 10 is a structural elevation of the present invention;
FIG. 11 is a side view of the structure of the present invention;
fig. 12 is a top view of the structure of the present invention.
Detailed Description
The invention is further described with reference to the following examples and the accompanying drawings.
As shown in fig. 1-12, a multifunctional heavy-duty triaxial antenna testing turntable comprises a polarization assembly 1, wherein the lower end of the polarization assembly 1 is provided with an orientation assembly 2 mounted on a pitching assembly 3, both sides of the pitching assembly 3 are provided with counterweight assemblies 4, and the lower end of the pitching assembly 3 is provided with a base assembly 5; the polarization assembly 1 comprises a polarization frame 9, an azimuth installation surface 7 is arranged on the upper side of the polarization frame 9, a polarization table surface 6 is arranged at one end of the polarization frame 9, and a balancing weight 8 is arranged at the other end of the polarization frame 9; the azimuth assembly 2 comprises an azimuth table top 12 connected with the bottom of the polarization frame 9, an azimuth frame 11 is arranged at the bottom of the azimuth table top 12, driven gears 10 are mounted on two sides of the azimuth frame 11, and one side of each driven gear 10 is connected with the pitching assembly 3; every single move subassembly 3 includes U type frame 13, and U type frame 13 upper portion both ends all are equipped with the every single move axle 14 of corresponding being connected with driven gear 10 of position frame 11 both sides, be equipped with every single move drive assembly 17 in the U type frame 13, driving gear 15 with driven gear 10 meshing is all installed to the both sides of every single move drive assembly 17, U type frame 13 lower extreme is equipped with base subassembly 5.
The upper side intermediate position of polarization frame 9 is equipped with the position installation face 7 that is used for installing the antenna that awaits measuring, be equipped with the polarization mesa 6 that is used for the user antenna that is surveyed on the one end terminal surface of polarization frame 9, install balancing weight 8 on the other end terminal surface of polarization frame 9.
The driven gear 10 is of a semicircular structure, the number of the driven gears 10 is 2, one end of each driven gear 10 is connected with the azimuth frame 11, the other end of each driven gear 10 is connected with the pitch shaft 14, and the driven gears 10 are meshed with the driving gear 15 located at the bottom of the driven gears 10.
The U-shaped frame 13 comprises a U-shaped bottom plate 16, two ends of the upper side of the U-shaped bottom plate 16 are both fixed with a bracket 18, the upper end of the bracket 18 is provided with a pitching shaft 14 connected with the driven gear 10, and the outer side of the bracket 18 is provided with a counterweight component 4 connected with one end of the pitching shaft 14; the number of the driving gears 15 is 2, one end of each driving gear 15 is connected with the pitch driving assembly 17, and the other end of each driving gear 15 is connected with the support 18.
An antenna to be tested is installed on the azimuth installation surface 7 on the upper end surface of the polarization frame 9, and an antenna to be tested of a user can be installed on the polarization table surface 6 on the polarization component 1; the polarization frame 9 is a support frame of the polarization assembly 1 and is also a support frame of the azimuth mounting surface 7; 2 driving gears 15 are meshed with 2 corresponding driven gears 10, and two groups of gears output torque to the pitching shaft simultaneously.
The working principle of the invention is that a polarization component 1 is arranged on the upper end surface of a direction table-board 12, a polarization table-board 6 at one end of the polarization component 1 is used for installing a user tested antenna, after the antenna test at the end of a polarization shaft is finished, other antennas to be tested can be arranged on a direction installation surface 7, and the three-axis antenna test rotary table is changed into a two-dimensional rotary table; the antennas to be measured are mounted on the polarization table 6 and the azimuth mounting surface 7, and the weight and the size of each antenna are different, so that the eccentric moment cannot be balanced around the pitch axis direction, and therefore, a double-gear driving mechanism is adopted, namely 2 driving gears 15 are meshed with 2 corresponding driven gears 10, and meanwhile, the torque is output to the pitch axis.
The multifunctional heavy-duty triaxial antenna test turntable is a serial mechanism and comprises a polarization component 1, a direction component 2 and a pitching component 3 which are sequentially arranged from inside to outside, wherein the polarization component 1 is arranged on a direction table top 12 on the direction component 2, the direction component 2 is arranged between 2 pitching shafts 14 at two ends of the upper part of the pitching component 3, and a pitching driving component 17 arranged on the pitching component 3 drives the pitching shafts to rotate; the azimuth installation surface 7 is arranged at the top end of a polarization frame 9, and the polarization frame 9 is a support part of a polarization shaft system and is also a generalized azimuth table surface.
The pitching assembly 3 is used as a support, the counterweight assembly 4 is fixed on the outer sides of the 2 pitching shafts 14 by using screws and pins, and the driven gear 10 is fixedly connected with the inner sides of the pitching shafts 14 by using screws respectively, so that the pitching assembly 3 is connected with the azimuth assembly 2;
and fixing the pitch driving assembly 17 on the upper end surface of a U-shaped bottom plate 16 of the pitch assembly 3 by using screws, adjusting the central distance between the 2 driving gears 15 and the 2 driven gears 10, and fastening the pitch driving assembly 17 by using screws after the adjustment is finished.
The upper end face of the azimuth table top 12 is provided with a polarization frame 9 fixed by screws, so that the polarization component 1 and the azimuth component 2 are fixed, and the rear end of the polarization component 1 is provided with a balancing weight 8 fixed by screws and used for balancing unbalanced moment after a test antenna is installed on the polarization table top 6.
The heavy test antenna can be fixed on the azimuth mounting surface 7 by using screws, at the moment, the polarization assembly 1 cannot be used, and the three-axis antenna test rotary table is changed into a two-axis antenna test rotary table.
The weight assembly 4, mounted at one end of the 2 pitch axes 14, is used primarily to counteract the unbalanced moment generated by the test antenna on the azimuth mounting surface 7.
This multi-functional heavily loaded triaxial antenna test revolving stage can place indoor or outdoor use, need fix base subassembly 5 lower extreme with rag bolt and with cement pouring on ground before the in-service use.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore intended that all such changes and modifications as fall within the true spirit and scope of the invention be considered as within the following claims.
Claims (4)
1. A multifunctional heavy-load triaxial antenna test turntable comprises a polarization assembly (1), and is characterized in that the lower end of the polarization assembly (1) is provided with a direction assembly (2) arranged on a pitching assembly (3), both sides of the pitching assembly (3) are provided with counterweight assemblies (4), and the lower end of the pitching assembly (3) is provided with a base assembly (5); the polarization assembly (1) comprises a polarization frame (9), a position mounting surface (7) is arranged on the upper side of the polarization frame (9), a polarization table surface (6) is arranged at one end of the polarization frame (9), and a balancing weight (8) is arranged at the other end of the polarization frame (9); the azimuth assembly (2) comprises an azimuth table top (12) connected with the bottom of the polarization frame (9), an azimuth frame (11) is arranged at the bottom of the azimuth table top (12), driven gears (10) are mounted on two sides of the azimuth frame (11), and one side of each driven gear (10) is connected with the pitching assembly (3); every single move subassembly (3) including U type frame (13), U type frame (13) upper portion both ends all are equipped with pitch axle (14) of being connected with driven gear (10) correspondence of position frame (11) both sides, be equipped with every single move drive assembly (17) in U type frame (13), driving gear (15) with driven gear (10) meshing are all installed to the both sides of every single move drive assembly (17), U type frame (13) lower extreme is equipped with base subassembly (5).
2. The multifunctional heavy-load triaxial antenna test turntable according to claim 1, wherein an azimuth installation surface (7) for installing an antenna to be tested is arranged at a middle position of an upper side of the polarization frame (9), a polarization table surface (6) for the antenna to be tested of a user is arranged on one end surface of the polarization frame (9), and a balancing weight (8) is arranged on the other end surface of the polarization frame (9).
3. The multifunctional heavy-duty triaxial antenna test turntable according to claim 1, wherein the driven gear (10) has a semicircular structure, the number of the driven gears (10) is 2, one end of the driven gear (10) is connected to the azimuth frame (11), the other end of the driven gear (10) is connected to the elevation shaft (14), and the driven gear (10) is engaged with the driving gear (15) at the bottom of the driven gear.
4. The multifunctional heavy-duty three-axis antenna testing turntable according to claim 1, wherein the U-shaped frame (13) comprises a U-shaped bottom plate (16), supports (18) are fixed at both ends of the upper side of the U-shaped bottom plate (16), a pitching shaft (14) connected with the driven gear (10) is arranged at the upper end of each support (18), and a counterweight assembly (4) connected with one end of each pitching shaft (14) is arranged on the outer side of each support (18); the number of the driving gears (15) is 2, one end of each driving gear (15) is connected with the pitching driving assembly (17), and the other end of each driving gear (15) is connected with the support (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111248131.8A CN113985151B (en) | 2021-10-26 | 2021-10-26 | Multifunctional heavy-load triaxial antenna test turntable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111248131.8A CN113985151B (en) | 2021-10-26 | 2021-10-26 | Multifunctional heavy-load triaxial antenna test turntable |
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| Publication Number | Publication Date |
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| CN113985151A true CN113985151A (en) | 2022-01-28 |
| CN113985151B CN113985151B (en) | 2024-05-31 |
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| CN202111248131.8A Active CN113985151B (en) | 2021-10-26 | 2021-10-26 | Multifunctional heavy-load triaxial antenna test turntable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230133841A1 (en) * | 2021-11-01 | 2023-05-04 | Milliwave Silicon Solutions, Inc. | Multi-axis test equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20230133841A1 (en) * | 2021-11-01 | 2023-05-04 | Milliwave Silicon Solutions, Inc. | Multi-axis test equipment |
| US11892492B2 (en) * | 2021-11-01 | 2024-02-06 | Milliwave Silicon Solutions, Inc. | Multi-axis test equipment |
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| Publication number | Publication date |
|---|---|
| CN113985151B (en) | 2024-05-31 |
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