Antenna series test switching structural member

Abstract

The utility model discloses an antenna series test rotation structural member, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a supporting seat, the top of the supporting seat is fixedly connected with a limiting frame, the limiting frame is internally provided with a rotating disc, the top of the rotating disc is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with the limiting frame, and the rotating disc is fixedly connected with the rotating shaft. The side wall of the limiting frame is provided with a fixing bolt, the limiting frame fixes the rotating disc through the fixing bolt, and the tops of the two rotating shafts are fixedly connected with an angle fixing device and a swing device respectively. According to the antenna series test rotating structural member, the supporting seat is arranged at the top of the bottom plate and used for installing the limiting frame and the rotating disc, a worker can conveniently adjust the fixed angle device or the swing device, and therefore the antenna can be tested in different aspects, and the worker can conveniently operate the antenna series test rotating structural member.

Description

Technical Field

[0001] The utility model relates to the field of antenna testing, and more specifically to an antenna series testing transition structure. Background Art

[0002] Various antennas, including communication antennas, radar antennas, radio telescope antennas or other civilian antennas, need to be tested for various parameters before use. The most basic of these is the distribution of the antenna's radiation energy in space, as well as testing and drawing the antenna's directional diagram. The main testing tool is a test turntable. With the development of microwave technology, the requirements for antenna radiation characteristics and phase center testing are becoming increasingly higher, and antenna testing requires various forms of test turntables. At present, when testing the existing antenna series, it is necessary to adjust the angle of the antenna in order to test the antenna's usage parameters at different angles. At present, the existing antenna series test turntable structure is not convenient for quickly fixing the antenna at a certain angle for testing or swinging the antenna, which affects the test accuracy and cannot meet the use requirements. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] When testing the existing antenna series in the prior art, it is necessary to adjust the angle of the antenna so as to test the use parameters of the antenna at different angles. At present, the existing antenna series test transition structure is not convenient for quickly fixing the antenna at a certain angle for testing or swing testing, which affects the test accuracy and cannot meet the use requirements. The purpose of the utility model is to provide an antenna series test transition structure, which can realize the setting of a support seat on the top of the bottom plate for installing a limit frame and a rotating disk, so that the staff can adjust the fixed angle device or the swing device respectively, so as to test the antenna in different aspects, and set an antenna placement frame to place the antenna to be tested. When using the fixed angle device, the working data of the antenna at a fixed angle can be measured, or the working data of the antenna when swinging can be measured by using the swing device, which is convenient for the staff to operate and meet the use requirements.

[0005] 2. Technical solution

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] An antenna series test rotation structure comprises a base plate, the top of the base plate is fixedly connected to a support seat, the top of the support seat is fixedly connected to a limit frame, a rotating disk is arranged inside the limit frame, the top of the rotating disk is fixedly connected to a rotating shaft, the rotating shaft is rotatably connected to the limit frame, the side wall of the limit frame is provided with fixing bolts, the limit frame fixes the rotating disk by fixing bolts, the tops of the two rotating shafts are respectively fixedly connected to a fixed angle device and a swing device, and the surfaces of the fixed angle device and the swing device are both provided with antenna placement frames.

[0008] Preferably, the fixed angle device includes a column, a limit plate, a mounting frame, a threaded rod and a clamping block, the top of the column is rotatably connected to the limit plate, one end of the limit plate is fixedly connected to the antenna placement frame, a clamping slot is provided on the side of the limit plate away from the antenna placement frame, the surface of the column is fixedly connected to the mounting frame, the mounting frame is threadedly connected to the threaded rod, the end of the threaded rod is fixedly connected to the clamping block, and the clamping block is clamped in the clamping slot of the limit plate.

[0009] Preferably, the swing device includes a fixed frame, a motor, a crankshaft, a connecting frame, a moving rod, a swing rod, a mounting block and a fixed plate, the inner wall of the fixed frame is fixedly connected to the motor, the output shaft of the motor is fixedly connected to the crankshaft, the crankshaft is rotatably connected to the inner wall of the fixed frame, the crankshaft is rotatably connected to the connecting frame, the end of the connecting frame away from the crankshaft is rotatably connected to the moving rod, the moving rod is slidably connected to the fixed frame, the top of the moving rod is rotatably connected to the swing rod, the top of the fixed frame is fixedly connected to the mounting block, the mounting block is rotatably connected to the fixed plate, the end of the swing rod away from the moving rod is rotatably connected to the back of the fixed plate, and the surface of the fixed plate is fixedly connected to the antenna placement frame.

[0010] Preferably, the inner wall of the antenna placement frame is provided with a rubber pad, and the outer wall of the antenna placement frame is provided with bolts.

[0011] Preferably, the swing amplitude of the swing device is 90°.

[0012] Preferably, the rotation range of the rotation axis is 360°.

[0013] 3. Beneficial effects

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] A support base is provided on the top of the bottom plate to install a limit frame and a rotating disk, so that the staff can adjust the fixed angle device or the swing device respectively, so as to test the antenna in different aspects. An antenna placement frame is provided to place the antenna to be tested. When the fixed angle device is used, the working data of the antenna at a fixed angle can be measured, or the working data of the antenna when swinging can be measured using the swing device, so as to facilitate the operation of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall external structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall internal structure of the utility model;

[0018] Figure 3 This is a structural schematic diagram of the angle fixing device of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the swing device of the utility model.

[0020] Description of the numbers in the figure:

[0021] 1. Base plate; 2. Support seat; 3. Limit frame; 4. Rotating plate; 5. Rotating shaft; 6. Fixing bolt; 7. Fixed angle device; 71. Post; 72. Limiting plate; 73. Mounting frame; 74. Threaded rod; 75. Block; 8. Swinging device; 81. Fixed frame; 82. Motor; 83. Crankshaft; 84. Connecting frame; 85. Moving rod; 86. Swinging rod; 87. Mounting block; 88. Fixed plate; 9. Antenna placement frame. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1:

[0024] See also Figure 1-4The utility model provides a technical solution: an antenna series test rotation structure, including a base plate 1, a support seat 2 is fixedly connected to the top of the base plate 1, a limit frame 3 is fixedly connected to the top of the support seat 2, a rotating disk 4 is arranged inside the limit frame 3, a rotating shaft 5 is fixedly connected to the top of the rotating disk 4, the rotating shaft 5 is rotatably connected to the limit frame 3, a fixing bolt 6 is arranged on the side wall of the limit frame 3, the limit frame 3 fixes the rotating disk 4 by the fixing bolt 6, the tops of the two rotating shafts 5 are respectively fixedly connected to a fixed angle device 7 and a swing device 8, and the surfaces of the fixed angle device 7 and the swing device 8 are both provided with an antenna placement frame 9. A support seat 2 is set on the top of the base plate 1 to install the limit frame 3 and the rotating disk 4. The restriction of the fixing bolt 6 on the rotating disk 4 is released, which is convenient for the staff to adjust the fixed angle device 7 or the swing device 8 respectively, so as to test the antenna in different aspects. An antenna placement frame 9 is set to place the antenna to be tested. When the fixed angle device 7 is used, the working data of the antenna at a fixed angle can be measured, or the working data of the antenna when swinging can be measured using the swing device 8, which is convenient for the staff to operate.

[0025] The fixed angle device 7 includes a column 71, a limit plate 72, a mounting frame 73, a threaded rod 74 and a clamping block 75. The top of the column 71 is rotatably connected to the limit plate 72. One end of the limit plate 72 is fixedly connected to the antenna placement frame 9. A clamping slot is provided on the side of the limit plate 72 away from the antenna placement frame 9. The surface of the column 71 is fixedly connected to the mounting frame 73. The mounting frame 73 is threadedly connected to the threaded rod 74. The end of the threaded rod 74 is fixedly connected to the clamping block 75. The clamping block 75 is clamped with the clamping slot of the limit plate 72. The fixed angle device 7 is provided to facilitate the fixed angle working data test of the antenna. The threaded rod 74 is rotated to drive the clamping block 75 to move. The restriction of the clamping block 75 on the limit plate 72 is released. The limit plate 72 can be rotated around the column 71 to adjust the angle of the antenna placement frame 9. The clamping block 75 is reused to restrict the limit plate 72, which is convenient for the staff to operate.

[0026] Among them, the swing device 8 includes a fixed frame 81, a motor 82, a crankshaft 83, a connecting frame 84, a moving rod 85, a swing rod 86, a mounting block 87 and a fixed plate 88. The inner wall of the fixed frame 81 is fixedly connected to the motor 82, the output shaft of the motor 82 is fixedly connected to the crankshaft 83, the crankshaft 83 is rotatably connected to the inner wall of the fixed frame 81, the crankshaft 83 is rotatably connected to the connecting frame 84, the end of the connecting frame 84 away from the crankshaft 83 is rotatably connected to the moving rod 85, the moving rod 85 is slidably connected to the fixed frame 81, the top of the moving rod 85 is rotatably connected to the swing rod 86, the top of the fixed frame 81 is fixedly connected to the mounting block 87, the mounting block 87 is rotatably connected to the fixed plate 88, the end of the swing rod 86 away from the moving rod 85 is rotatably connected to the back of the fixed plate 88, and the surface of the fixed plate 88 is fixedly connected to the antenna placement frame 9. A swing device 8 is provided to facilitate driving the antenna placement frame 9 to swing. The motor 82 works to drive the crankshaft 83 to rotate, drive the connecting frame 84 to rotate, drive the moving rod 85 to reciprocate up and down, drive the swing rod 86 to rotate, and thus drive the fixed plate 88 to rotate around the mounting block 87, so as to facilitate driving the antenna placement frame 9 to swing and perform a swing test.

[0027] Among them, the inner wall of the antenna placement frame 9 is provided with a rubber pad, and the outer wall of the antenna placement frame 9 is provided with a bolt. The rubber pad is provided to improve the protection of the antenna, and the bolt is provided to fix the antenna.

[0028] The swinging amplitude of the swinging device 8 is 90°.

[0029] The rotation range of the rotation axis 5 is 360°.

[0030] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited to it. Any technician familiar with the technical field within the technical scope disclosed by the utility model and any equivalent replacement or change based on the technical solution and improved concept of the utility model shall be included in the protection scope of the utility model.

Claims

1. An antenna series test transition structure, comprising a base plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a support seat (2), the top of the support seat (2) is fixedly connected to a limit frame (3), a rotating disk (4) is arranged inside the limit frame (3), the top of the rotating disk (4) is fixedly connected to a rotating shaft (5), the rotating shaft (5) is rotatably connected to the limit frame (3), the side wall of the limit frame (3) is provided with a fixing bolt (6), the limit frame (3) fixes the rotating disk (4) by means of the fixing bolt (6), the tops of the two rotating shafts (5) are respectively fixedly connected to a fixed angle device (7) and a swing device (8), and the surfaces of the fixed angle device (7) and the swing device (8) are both provided with an antenna placement frame (9).

2. The antenna series test transition structure according to claim 1, characterized in that: The fixed angle device (7) comprises a column (71), a limit plate (72), a mounting frame (73), a threaded rod (74) and a clamping block (75); the top of the column (71) is rotatably connected to the limit plate (72); one end of the limit plate (72) is fixedly connected to the antenna placement frame (9); a clamping groove is provided on a side of the limit plate (72) away from the antenna placement frame (9); the surface of the column (71) is fixedly connected to the mounting frame (73); the mounting frame (73) is threadedly connected to the threaded rod (74); the end of the threaded rod (74) is fixedly connected to the clamping block (75); the clamping block (75) is clamped to the clamping groove of the limit plate (72).

3. The antenna series test transition structure according to claim 1, characterized in that: The swing device (8) comprises a fixed frame (81), a motor (82), a crankshaft (83), a connecting frame (84), a moving rod (85), a swing rod (86), a mounting block (87) and a fixed plate (88); the inner wall of the fixed frame (81) is fixedly connected to the motor (82); the output shaft of the motor (82) is fixedly connected to the crankshaft (83); the crankshaft (83) is rotatably connected to the inner wall of the fixed frame (81); the crankshaft (83) is rotatably connected to the connecting frame (84); the connecting frame (84) is away from the inner wall of the fixed frame (81). One end of the crankshaft (83) is rotatably connected to a moving rod (85), the moving rod (85) is slidably connected to a fixed frame (81), the top of the moving rod (85) is rotatably connected to a swing rod (86), the top of the fixed frame (81) is fixedly connected to a mounting block (87), the mounting block (87) is rotatably connected to a fixed plate (88), one end of the swing rod (86) away from the moving rod (85) is rotatably connected to the back of the fixed plate (88), and the surface of the fixed plate (88) is fixedly connected to the antenna placement frame (9).

4. The antenna series test transition structure according to claim 1, characterized in that: The inner wall of the antenna placement frame (9) is provided with a rubber pad, and the outer wall of the antenna placement frame (9) is provided with bolts.

5. The antenna series test transition structure according to claim 3, characterized in that: The swinging amplitude of the swinging device (8) is 90°.

6. The antenna series test transition structure according to claim 1, characterized in that: The rotation range of the rotation axis (5) is 360°.

Images