CN115133265B - Test horn angle adjusting device and method for marine investigation antenna - Google Patents
Test horn angle adjusting device and method for marine investigation antenna Download PDFInfo
- Publication number
- CN115133265B CN115133265B CN202210822177.4A CN202210822177A CN115133265B CN 115133265 B CN115133265 B CN 115133265B CN 202210822177 A CN202210822177 A CN 202210822177A CN 115133265 B CN115133265 B CN 115133265B
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- shaped plate
- steel wire
- wire rope
- azimuth
- fixing frame
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- 238000012360 testing method Methods 0.000 title claims abstract description 39
- 238000011835 investigation Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- 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
- H01Q3/08—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 two co-ordinates of the orientation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/34—Adaptation for use in or on ships, submarines, buoys or torpedoes
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a test horn angle adjusting device for a marine investigation antenna, which comprises: the ship body antenna comprises a ship body antenna platform, a fixing frame arranged on the ship body antenna platform, a rotary joint is fixed at one end of the fixing frame, a locking block is fixed at the other end of the fixing frame, a test horn is fixed at the bottom of the rotary joint, and the locking block and the ship body antenna platform are clamped and fixed through fastening screws. According to the invention, the azimuth control screw rod and the elevation control screw rod are rotated by using an electric or manual tool, so that the azimuth control steel wire rope and the elevation control steel wire rope are driven to move, and the angle of the test horn at the outer side of the hull antenna platform is adjusted. The invention has simple structure, convenient installation and reliable operation.
Description
Technical Field
The invention belongs to an antenna adjusting technology, and particularly relates to a test horn angle adjusting device and method for a marine investigation antenna.
Background
The ocean transportation has the characteristics of large transportation volume and low transportation cost, and becomes an indispensable transportation mode in the current generation. However, since the marine vessels are not limited by roads and rails, accidents of collision of different vessels often occur, and the safety of the vessels is threatened. The marine reconnaissance antenna is mainly used for detecting the azimuth and the distance of a marine ship and an island, and achieves the effect of effectively avoiding the collision of the ship. The marine reconnaissance antenna also needs to have the receiving capability of signals in different frequency bands, so that the target position can be accurately judged.
Before the marine investigation antenna is formally used, the antennas with different internal receiving frequency bands are required to be tested, so that the receiving antenna can be ensured to receive signals of given frequency points. The specific method comprises the following steps: signals of different frequency points are emitted to the antenna through the signal simulator and the standard gain horn, and the receiving condition of the signals through the antenna is used as a part of test indexes of the antenna performance. At present, in the antenna testing process, the test is mostly carried out by lifting a long support for fixing the test horn by hands, and when the test horn needs to rotate, the angle of the test horn can be adjusted only through secondary repeated installation.
Disclosure of Invention
The invention aims to provide a test horn angle adjusting device for a marine investigation antenna.
The technical scheme for realizing the purpose of the invention is as follows: a test horn angle adjustment apparatus for a marine investigation antenna, comprising: the ship body antenna comprises a ship body antenna platform, a fixing frame arranged on the ship body antenna platform, a rotary joint is fixed at one end of the fixing frame, a locking block is fixed at the other end of the fixing frame, a test horn is fixed at the bottom of the rotary joint, and the locking block and the ship body antenna platform are clamped and fixed through fastening screws.
Preferably, the rotary joint comprises an upper L-shaped plate, a middle L-shaped plate, a lower L-shaped plate, a pin screw, a flat pad, a nut, an azimuth spring, a pitching spring and a bearing; the side of the upper L-shaped plate is fixed on the fixing frame, the bottom surface is connected with the middle L-shaped plate through a pin screw, a flat pad and a nut, the side of the middle L-shaped plate is connected with the lower L-shaped plate through a pin screw, a flat pad and a nut, the upper L-shaped plate and the lower L-shaped plate are respectively internally provided with bearings, two ends of the azimuth spring are respectively connected with boss grooves on the same sides of the upper L-shaped plate and the middle L-shaped plate, and two ends of the pitching spring are respectively connected with boss grooves on the same sides of the middle L-shaped plate and the lower L-shaped plate.
Preferably, the azimuth control steel wire rope and the elevation control steel wire rope are respectively arranged on two sides of the fixing frame, the locking blocks are respectively connected with the azimuth control screw rod and the elevation control screw rod through threads, two ends of the azimuth control steel wire rope are respectively fixed on the azimuth control screw rod and the middle L-shaped plate, the middle part of the locking blocks is guided by the steel wire rope guide ring on one side of the fixing frame, two ends of the elevation control steel wire rope are respectively fixed on the elevation control screw rod and the lower L-shaped plate, and the middle part of the locking blocks is guided by the steel wire rope guide ring on the other side of the fixing frame.
Preferably, the fixing frame comprises a straight square tube and a special-shaped square tube fixedly connected with the straight square tube.
Preferably, the end face of the middle L-shaped plate is provided with a limiting arc groove, the limiting direction of the test horn can be controlled by assembling with a boss on the end face of the upper L-shaped plate, the end face of the lower L-shaped plate is provided with a limiting arc groove, and the limiting elevation angle of the test horn can be controlled by assembling with a boss on the end face of the middle L-shaped plate.
The invention also provides a test horn angle adjusting method for the marine investigation antenna, which adopts the test horn angle adjusting device for the marine investigation antenna, and the outer hexagon head outside the azimuth control screw rod is rotated by an electric or manual tool, so that the azimuth control steel wire rope is driven to move along a straight line, and the middle L-shaped plate is driven to rotate left and right, thereby realizing the adjustment of the azimuth of the test horn; the outer hexagon head outside the elevation angle control screw rod is rotated through an electric or manual tool, so that the elevation angle control steel wire rope is driven to linearly move, the lower L-shaped plate is driven to vertically rotate, and the elevation angle of the test horn is adjusted.
Compared with the prior art, the invention has the remarkable advantages that: according to the invention, the rotary joint is arranged between the fixed frame and the horn, and the azimuth control screw rod and the elevation control screw rod are rotated by using the electric or manual tool, so that the azimuth control steel wire rope and the elevation control steel wire rope are driven to move, and the angle of the test horn outside the ship body antenna platform is adjusted.
Drawings
Fig. 1 is a schematic view of the installation of the overall device of the present invention.
Fig. 2 is a front view of the installation of the overall device of the present invention.
Fig. 3 is a top view of the installation of the overall device of the present invention.
Fig. 4 is a schematic view of the installation of the rotary joint of the present invention.
Fig. 5 is a front view of the installation of the rotary joint of the present invention.
Fig. 6 is a left side view of the installation of the rotary joint of the present invention.
Fig. 7 is a bottom view of the installation of the rotary joint of the present invention.
In the figure: 1-an antenna platform; 2-test horn; 3-a rotary joint; 4-fixing frames; 5-locking blocks; 6-azimuth control screw; 7-elevation control screw; 8-azimuth control wire ropes; 9-elevation angle control steel wire rope; 10-fastening a screw; 11-a steel wire rope guide ring; 3-1-upper L-shaped plate; 3-2-middle L-shaped plate; 3-3-lower L-shaped plate; 3-4-pin screws; 3-5-flat pad; 3-6-nuts; 3-7-azimuth springs; 3-8-pitch springs; 3-9-bearings; 4-1-straight square tubes; 4-2-special-shaped square tubes.
The specific embodiment is as follows:
embodiments of the invention are further described below with reference to the accompanying drawings:
As shown in fig. 1, 2 and 3, the angle adjusting device for the test horn of the marine investigation antenna comprises a fixing frame 4 arranged above a ship body antenna platform 1, wherein one end of the fixing frame 4 is fixedly provided with a rotary joint 3, the other end of the fixing frame is fixedly provided with a locking block 5, two sides of the fixing frame are respectively fixedly provided with a steel wire rope guide ring 11, the bottom of the rotary joint 3 is fixedly provided with a test horn 2, the locking block 5 and the ship body antenna platform 1 are clamped and fixed through a fastening screw 10, and the locking block 5 is respectively connected with an azimuth control screw 6 and an elevation control screw 7 through threads.
As shown in fig. 4, 5, 6 and 7, the rotary joint 3 comprises an upper L-shaped plate 3-1, a middle L-shaped plate 3-2, a lower L-shaped plate 3-3, a pin screw 3-4, a flat pad 3-5, a nut 3-6, an azimuth spring 3-7, a pitch spring 3-8 and a bearing 3-9; the side of the upper L-shaped plate 3-1 is fixed on the fixed frame 4, the bottom surface is connected with the middle L-shaped plate 3-2 through a pin screw 3-4, a flat pad 3-5 and a nut 3-6, the side of the middle L-shaped plate 3-2 is connected with the lower L-shaped plate 3-3 through the pin screw 3-4, the flat pad 3-5 and the nut 3-6, the bearings 3-9 are respectively arranged in the upper L-shaped plate 3-1 and the lower L-shaped plate 3-3, two ends of the azimuth spring 3-7 are respectively connected with boss grooves on the same side of the upper L-shaped plate 3-1 and the middle L-shaped plate 3-2, and two ends of the pitching spring 3-8 are respectively connected with boss grooves on the same side of the middle L-shaped plate 3-2 and the lower L-shaped plate 3-3.
The two sides of the fixing frame 4 are respectively provided with an azimuth control steel wire rope 8 and an elevation control steel wire rope 9, two ends of the azimuth control steel wire rope 8 are respectively fixed on the azimuth control screw rod 6 and the middle L-shaped plate 3-2, the middle is guided by a steel wire rope guide ring 11 on one side, two ends of the elevation control steel wire rope 9 are respectively fixed on the elevation control screw rod 7 and the lower L-shaped plate 3-3, and the middle is guided by a steel wire rope guide ring 11 on the other side.
The fixing frame 4 comprises a straight square tube 4-1 and a special-shaped square tube 4-2 fixedly connected with the straight square tube 4-1.
The end face of the middle L-shaped plate 3-2 is provided with a limiting arc groove, the limiting direction of the test horn 2 can be controlled by assembling with a boss on the end face of the upper L-shaped plate 3-1, the end face of the lower L-shaped plate 3-3 is provided with a limiting arc groove, and the limiting elevation angle of the test horn 2 can be controlled by assembling with a boss on the end face of the middle L-shaped plate 3-2.
As shown in fig. 1,2 and 3, the test horn angle adjusting method of the marine antenna of the present invention comprises:
The working process of the invention is as follows: the outer hexagon head at the outer side of the azimuth control screw rod 6 is rotated by an electric or manual tool, so that the azimuth control steel wire rope 8 is driven to move along a straight line, and the middle L-shaped plate 3-2 is driven to rotate left and right, and the azimuth adjustment of the test horn 2 is realized; the outer hexagon head outside the elevation angle control screw rod 7 is rotated through an electric or manual tool, so that the elevation angle control steel wire rope 9 is driven to linearly move, the lower L-shaped plate 3-3 is driven to vertically rotate, and the elevation angle of the test horn 2 is adjusted.
Claims (4)
1. A test loudspeaker angle adjusting device for marine investigation antenna, characterized in that includes: the ship body antenna comprises a fixing frame (4) arranged on a ship body antenna platform (1), wherein one end of the fixing frame (4) is fixedly provided with a rotary joint (3), the other end of the fixing frame is fixedly provided with a locking block (5), the bottom of the rotary joint (3) is fixedly provided with a test horn (2), the locking block (5) and the ship body antenna platform (1) are clamped and fixed through a fastening screw (10), and the rotary joint (3) comprises an upper L-shaped plate (3-1), a middle L-shaped plate (3-2), a lower L-shaped plate (3-3), a pin screw (3-4), a flat pad (3-5), a nut (3-6), an azimuth spring (3-7), a pitching spring (3-8) and a bearing (3-9); the side of the upper L-shaped plate (3-1) is fixed on a fixed frame (4), the bottom surface is connected with a middle L-shaped plate (3-2) through a pin screw (3-4), a flat pad (3-5) and a nut (3-6), the side of the middle L-shaped plate (3-2) is connected with a lower L-shaped plate (3-3) through the pin screw (3-4), the flat pad (3-5) and the nut (3-6), bearings (3-9) are respectively arranged in the upper L-shaped plate (3-1) and the lower L-shaped plate (3-3), two ends of an azimuth spring (3-7) are respectively connected with boss grooves on the same side of the upper L-shaped plate (3-1) and the middle L-shaped plate (3-2), two ends of a pitching spring (3-8) are respectively connected with boss grooves on the same side of the middle L-shaped plate (3-2) and the lower L-shaped plate (3-3), two sides of the fixed with an azimuth control steel wire rope (8) and an elevation control steel wire rope (9) respectively through the azimuth control screw (6) respectively, the azimuth control steel wire rope (5) is respectively fixed on the two ends of the screw (3-2), the middle is guided by a steel wire rope guide ring (11) at one side of the fixing frame (4), two ends of the elevation angle control steel wire rope (9) are respectively fixed on the elevation angle control screw rod (7) and the lower L-shaped plate (3-3), and the middle is guided by the steel wire rope guide ring (11) at the other side of the fixing frame (4).
2. The angle adjusting device for a test horn for a marine investigation antenna according to claim 1, wherein the fixing frame (4) comprises a straight square tube (4-1) and a special square tube (4-2) fixedly connected with the straight square tube (4-1).
3. The angle adjusting device for the test horn for the marine investigation antenna according to claim 1, wherein the end face of the middle L-shaped plate (3-2) is provided with a limiting arc groove, the limiting angle of the test horn (2) can be controlled by assembling with a boss on the end face of the upper L-shaped plate (3-1), the end face of the lower L-shaped plate (3-3) is provided with a limiting arc groove, and the limiting angle of elevation of the test horn (2) can be controlled by assembling with a boss on the end face of the middle L-shaped plate (3-2).
4. The angle adjusting method for the test horn of the marine investigation antenna is characterized in that the angle adjusting device for the marine investigation antenna is adopted, and the outer hexagon head at the outer side of the azimuth control screw (6) is rotated by an electric or manual tool, so that the azimuth control steel wire rope (8) is driven to move along a straight line, and the middle L-shaped plate (3-2) is driven to rotate left and right, and the azimuth adjustment of the test horn (2) is realized; the outer hexagon head outside the elevation angle control screw rod (7) is rotated through an electric or manual tool, so that the elevation angle control steel wire rope (9) is driven to linearly move, the lower L-shaped plate (3-3) is driven to vertically rotate, and the elevation angle of the test horn (2) is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210822177.4A CN115133265B (en) | 2022-07-13 | 2022-07-13 | Test horn angle adjusting device and method for marine investigation antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210822177.4A CN115133265B (en) | 2022-07-13 | 2022-07-13 | Test horn angle adjusting device and method for marine investigation antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115133265A CN115133265A (en) | 2022-09-30 |
| CN115133265B true CN115133265B (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210822177.4A Active CN115133265B (en) | 2022-07-13 | 2022-07-13 | Test horn angle adjusting device and method for marine investigation antenna |
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| Country | Link |
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| CN (1) | CN115133265B (en) |
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| CN115133265A (en) | 2022-09-30 |
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