CN212989496U - Rotary table for near field test of spherical surface of antenna housing - Google Patents

Abstract

The utility model discloses a revolving stage for test of antenna house sphere near field relates to antenna house test technical field. The utility model discloses a rotating disc, the welding of one side at rotating disc top has two mounts, the top of two mounts is rotated and is connected with the swash plate, the top of rotating disc and the opposite side welding that is located the mount have two fixed blocks, the top of fixed block is rotated and is connected with the rotor plate, the top of rotor plate is rotated and is connected with the square pole that rotates, the top of rotating disc and the opposite side that is located the fixed block are fixed with the fixed plate, the both ends at fixed plate top are seted up flutedly, the inside rotation of recess is connected with first rotation piece. The utility model discloses a mutually supporting between pneumatic cylinder, swash plate and the rotor plate for the device can be more convenient carries out the test of different angles to the antenna house, and through mutually supporting between motor, turbine and the worm, makes the device more convenient carry out not equidirectional test to the antenna house.

Description

Rotary table for near field test of spherical surface of antenna housing

Technical Field

The utility model belongs to the technical field of the antenna house test, especially, relate to a revolving stage that is used for antenna house sphere near field test.

Background

The antenna housing is used as an important component of an aircraft control system, the performance of the antenna housing directly influences the guidance precision, in high performance aircraft systems, therefore, detailed and accurate measurements of the performance of the radome are required, the design of the antenna housing is guided, the antenna housing test mainly tests the performance change of the antenna before and after the antenna housing is covered, the prior antenna housing test technology is in a forbidden state to China abroad, the core point of the test turntable is the radome test turntable, so many people are dedicated to developing a turntable for radome spherical surface near-field test, however, the existing devices are often inconvenient to test radomes at different angles, so that the radome test is not accurate, and then make the result error of device test great to and current device often is inconvenient tests the not equidirectional antenna house, and then often influences the efficiency of software testing of device, thereby makes the practicality of device reduce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a revolving stage for test of antenna house sphere near field to current problem has been solved: the existing device is often inconvenient to test the radome at different angles, so that the test of the radome is not accurate, and the error of the test result of the device is large.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a revolving stage for antenna house sphere near field test, including the rotating disc, one side welding of rotating disc top has two mounts, two the top of mount is rotated and is connected with the swash plate, the top of rotating disc and the opposite side welding that is located the mount have two fixed blocks, the top of fixed block is rotated and is connected with the rotor plate, the top of rotor plate is rotated and is connected with the square pole of rotation, the top of rotating disc and the opposite side that is located the fixed block are fixed with the fixed plate, the both ends at fixed plate top are seted up flutedly, the inside rotation of recess is connected with first rotor block, the output welding of first rotor block has the pneumatic cylinder, the piston rod of pneumatic cylinder is fixed with the second rotor block, the top of rotating square pole opposite side is rotated and is connected with the dead lever, the top welding of, and the top of the supporting plate is provided with an antenna housing.

Furthermore, the fixed frame is connected with the inclined plate, the fixed block is connected with the rotating plate, the fixed plate is connected with the first rotating block, the rotating plate is connected with the rotating square rod, and the rotating square rod is connected with the second rotating block through pins.

Further, the hydraulic cylinder is connected with the second rotating block through welding, and the fixing rod is connected with the inclined plate through rotation.

Further, the bottom of rotating the disc is rotated and is connected with the base, the inside of base is fixed with the motor, the output welding of motor has the turbine, the worm is installed to the one end of turbine, the top welding of worm has the rotation post, just the top of rotating the post runs through base and rotating disc welded connection.

Further, the worm wheel is connected with the worm through meshing.

Further, the rotating column is rotatably connected with the base through a bearing.

The utility model discloses following beneficial effect has:

1. the utility model discloses a mutually supporting between pneumatic cylinder, swash plate and the rotor plate for the device can make things convenient for more to carry out the test of different angles to the antenna house, and then more accurate to the test of antenna house, thereby makes the test result error of device reduce.

2. The utility model discloses a mutually supporting between motor, turbine and the worm for the device is more convenient to be carried out the equidirectional test to the antenna house, and then has strengthened the efficiency of software testing of device, thereby has improved the practicality of device greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the fixing plate, the hydraulic cylinder and the inclined plate of the present invention;

FIG. 3 is a schematic structural view of the present invention between the rotating plate, the rotating square bar and the sloping plate;

fig. 4 is a cross-sectional view of the base of the present invention;

fig. 5 is a schematic structural diagram of the present invention between the motor, the worm wheel and the worm.

In the drawings, the components represented by the respective reference numerals are listed below:

1. rotating the disc; 2. a fixed mount; 3. a sloping plate; 4. a fixed block; 5. a rotating plate; 6. rotating the square rod; 7. a fixing plate; 8. a groove; 9. a first rotating block; 10. a hydraulic cylinder; 11. a second turning block; 12. fixing the rod; 13. a support plate; 14. an antenna cover; 15. a base; 16. a motor; 17. a turbine; 18. a worm; 19. the post is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model relates to a revolving stage for test of antenna house sphere near field, including rotating disc 1, one side welding at rotating disc 1 top has two mounts 2, the top of two mounts 2 is rotated and is connected with swash plate 3, the top of rotating disc 1 and the opposite side welding that is located mount 2 have two fixed blocks 4, the top of fixed block 4 is rotated and is connected with rotor plate 5, the top of rotor plate 5 is rotated and is connected with square bar 6, the top of rotating disc 1 and the opposite side that is located fixed block 4 are fixed with fixed plate 7, the both ends at fixed plate 7 top have been seted up flutedly 8, the inside of flutedly 8 is rotated and is connected with first rotor block 9, the output welding of first rotor block 9 has pneumatic cylinder 10, the piston rod of pneumatic cylinder 10 is fixed with second rotor block 11, mount 2 and swash plate 3, fixed block 4 and rotor, The fixed plate 7 is connected with the first rotating block 9, the rotating plate 5 is connected with the rotating square rod 6, and the rotating square rod 6 is connected with the second rotating block 11 through pins, so that the angle of the antenna housing 14 is more convenient to adjust, the top of the other side of the rotating square rod 6 is rotatably connected with the fixed rod 12, the hydraulic cylinder 10 is connected with the second rotating block 11 through welding, the fixed rod 12 is rotatably connected with the inclined plate 3, so that the hydraulic cylinder 10 can drive the inclined plate 3 to adjust the angle with the horizontal line, the top of the inclined plate 3 is welded with the supporting plate 13, and the antenna housing 14 is installed at the top of the supporting plate 13;

referring to fig. 4-5, a base 15 is rotatably connected to the bottom of the rotating disc 1, a motor 16 is fixed inside the base 15, a turbine 17 is welded to an output end of the motor 16, a worm 18 is installed at one end of the turbine 17, the turbine 17 is meshed with the worm 18 to enable the turbine 17 to drive the worm 18 to rotate, a rotating column 19 is welded to the top of the worm 18, the rotating column 19 is rotatably connected with the base 15 through a bearing, so that friction between the rotating column 19 and the base 15 is reduced when the rotating column 19 rotates, and the top of the rotating column 19 penetrates through the base 15 and is welded to the rotating disc 1.

One specific application of this embodiment is: when a user uses the device, firstly, the device is connected with an external power supply, so that the device can be powered on, when near field testing is required to be performed on the antenna housing 14, the hydraulic cylinder 10 is started, a piston rod of the hydraulic cylinder 10 can extend out or retract, the second rotating block 11 is driven to move up and down, the rotating square rod 6 is driven to move up and down, the fixing rod 12 is driven to move up and down by moving up and down the rotating square rod 6, the inclined plate 3 is driven to move up and down at a certain angle, the angle between the inclined plate 3 and a horizontal line is changed, and the antenna housing 14 can perform near field testing at different angles; when the test of equidirectional not is carried out to antenna house 14 to needs, through starter motor 16, and then make motor 16's output drive turbine 17 rotate, and then be connected through the meshing between turbine 17 and the worm 18, make turbine 17 can drive worm 18 and rotate, and then make worm 18 drive and rotate post 19 and rotate, thereby make and rotate disc 1 and rotate, thereby make the near field test that can carry out equidirectional of antenna house 14, thereby improved the practicality of device.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. A revolving stage for antenna house sphere near field test, includes rotating disc (1), its characterized in that: the welding of one side at carousel (1) top has two mounts (2), and the top of two mounts (2) is rotated and is connected with swash plate (3), the top of carousel (1) just is located the opposite side welding of mount (2) and has two fixed blocks (4), the top of fixed block (4) is rotated and is connected with rotor plate (5), the top of rotor plate (5) is rotated and is connected with rotation square pole (6), the top of carousel (1) just is located the opposite side welding of fixed block (4) and is fixed with fixed plate (7), the both ends at fixed plate (7) top are seted up fluted (8), the inside of recess (8) is rotated and is connected with first rotor block (9), the output welding of first rotor block (9) has pneumatic cylinder (10), the piston rod of pneumatic cylinder (10) is fixed with second rotor block (11), the top of rotating square pole (6) opposite side rotates and is connected with dead lever (12), the top welding of swash plate (3) has backup pad (13), antenna house (14) are installed at the top of backup pad (13).

2. The turntable for the near field test of the spherical surface of the antenna housing according to claim 1, wherein the fixed frame (2) is connected with the inclined plate (3), the fixed block (4) is connected with the rotating plate (5), the fixed plate (7) is connected with the first rotating block (9), the rotating plate (5) is connected with the rotating square rod (6), and the rotating square rod (6) is connected with the second rotating block (11) through pins.

3. The turntable for the near field test of the spherical surface of the radome according to claim 1, wherein the hydraulic cylinder (10) is connected with the second rotating block (11) by welding, and the fixed rod (12) is connected with the inclined plate (3) by rotation.

4. The turntable for the near field test of the spherical surface of the radome according to claim 1, wherein a base (15) is rotatably connected to the bottom of the rotating disc (1), a motor (16) is fixed inside the base (15), a turbine (17) is welded to the output end of the motor (16), a worm (18) is installed at one end of the turbine (17), a rotating column (19) is welded to the top of the worm (18), and the top of the rotating column (19) penetrates through the base (15) to be connected with the rotating disc (1) in a welding manner.

5. The turntable for near field testing of radome spherical surfaces according to claim 4, wherein the worm wheel (17) is connected with the worm screw (18) through meshing.

6. The turntable for near field testing of the spherical surface of the radome of claim 4, wherein the rotating column (19) is rotatably connected with the base (15) through a bearing.

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