CN110808444B

CN110808444B - Metamaterial directional antenna

Info

Publication number: CN110808444B
Application number: CN201911164912.1A
Authority: CN
Inventors: 刘光平
Original assignee: Beijing Tianyihe New Material Technology Co ltd
Current assignee: Suzhou Industrial Park Zhongwei Flexible Photoelectronics Intelligent Manufacturing Research Institute Co.,Ltd.
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2021-06-08
Anticipated expiration: 2039-11-26
Also published as: CN110808444A

Abstract

The invention discloses a metamaterial directional antenna, which relates to the technical field of antennas and comprises an outer ring disc and a chassis, wherein the chassis is positioned at one side of the outer ring disc, a fixed central disc is fixedly arranged at the inner central position of the outer ring disc, a plurality of diodes are fixedly arranged at the inner central position of the fixed central disc, a plurality of fastening bolts are fixedly arranged on the outer surface of the upper end of the outer ring disc, a connecting wire is fixedly arranged at one side of the outer surface of the rear end of the outer ring disc, a fixed ring sleeve is fixedly arranged at the position, close to the lower end, of the annular outer surface of a fixed rod, a plurality of movable ring sleeves are movably arranged at the position, close to the upper end of the fixed ring sleeve, of the annular outer surface of the fixed rod, the device can effectively fix and install the directional antenna, prevent the directional antenna from being damaged due to wind and the like in weather, and can effectively absorb shock for, and the internal circuit elements are protected from being damaged.

Description

Metamaterial directional antenna

Technical Field

The invention relates to the technical field of antennas, in particular to a metamaterial directional antenna.

Background

Meta-materials refer to artificial composite structures or composite materials that have extraordinary physical properties not found in natural materials. Through the ordered design of the structure on the key physical scale of the material, the limit of certain apparent natural laws can be broken through, so that three important characteristics of the metamaterial, namely the function of the metamaterial exceeding the inherent common property in the nature, are obtained: 1 the metamaterial is generally a composite material with a novel artificial structure; 2. metamaterials have extraordinary physical properties (often not found in natural materials); 3. the properties of the metamaterial are often not mainly determined by the intrinsic properties of the constituent materials, but by the artificial structure thereof, a directional antenna is an antenna which is particularly strong in transmitting and receiving electromagnetic waves in one or more specific directions, and is zero or extremely small in transmitting and receiving electromagnetic waves in other directions.

The existing metamaterial directional antenna is often unfixed in the installation process, so that in windy weather, the external directional antenna is subjected to strong wind power, the external directional antenna is blown away, and in windy weather, the external directional antenna shakes violently due to the wind power, and internal circuit elements are damaged in the shaking process.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a metamaterial directional antenna, which solves the problems that the directional antenna is not well fixed and internal circuit elements are damaged when the directional antenna shakes.

In order to achieve the purpose, the invention is realized by the following technical scheme: a metamaterial directional antenna comprises an outer ring disc and a chassis, wherein the chassis is located at one side of the outer ring disc, a fixed center disc is fixedly mounted at the inner center of the outer ring disc, a plurality of diodes are fixedly mounted at the inner center of the fixed center disc, a plurality of fastening bolts are fixedly mounted on the outer surface of the upper end of the outer ring disc, a connecting wire is fixedly mounted on one side of the outer surface of the rear end of the outer ring disc, a fixed rod is fixedly mounted at the inner center of the chassis, a fixed ring sleeve is fixedly mounted on the outer surface of the fixed rod close to the lower end of the fixed rod, a plurality of movable ring sleeves are movably mounted on the outer surface of the fixed ring sleeve at the upper end of the fixed rod, a first connecting column is fixedly mounted on one side of the outer surface of the movable ring sleeve at the upper end of the fixed ring sleeve, and a second connecting column is fixedly mounted on one side of the outer, the movable ring sleeve is characterized in that a third connecting column is fixedly mounted on one side of the annular outer surface of the movable ring sleeve at the lower end position, clamping plates are fixedly mounted on one sides of the annular outer surfaces of the first connecting column, the second connecting column and the third connecting column, and rotating rings are movably mounted on one sides, close to the clamping plates, of the annular outer surfaces of the first connecting column, the second connecting column and the third connecting column.

Preferably, the inside fixed mounting of fixed ring cover has servo motor, servo motor's output fixed mounting has the axis of rotation, the annular surface fixed mounting of axis of rotation has built-in dwang, fixedly connected with connecting piece between built-in dwang and the activity ring cover, the inside movable mounting of first spliced pole, second spliced pole and third spliced pole has the rotation lead screw, equal movable mounting has the loose bearing between rotation lead screw and first spliced pole, second spliced pole and the third spliced pole, the draw-in groove has been seted up to the inside intermediate position of cardboard, the inside circular slot that supplies the rotation lead screw activity of offering of cardboard, the rear end fixed surface mounting of outer lane dish has the storage plate.

Preferably, servo motor annular surface intermediate position one side fixed mounting has the fixed block, the inside one side fixed mounting of solid fixed ring cover has a plurality of movable block, the first telescopic link of fixedly connected with between movable block and the fixed block, and first telescopic link annular surface parcel has first spring, fixed mounting has the second telescopic link between fixed block and the solid fixed ring cover, and second telescopic link annular surface parcel has the second spring.

Preferably, first telescopic link and the just concertina type structure of second telescopic link inner structure, the notch that supplies the movable block activity is seted up to fixed ring cover inside, equal movable mounting has the pivot between connecting rod and movable block and the fixed block.

Preferably, servo motor and external power source electric connection, and servo motor annular surface fixed mounting have the switch, it is located inside the draw-in groove to put the board, slightly be greater than between the circular slot inside and rotate the inside diameter of lead screw, it is the inclined plane structure to rotate lead screw one side structure, it is provided with the external screw thread to rotate lead screw annular surface, rotate the inside internal thread of having seted up of circle, and rotate the circle and rotate the threaded connection between the lead screw.

Preferably, the lengths of the first connecting column, the second connecting column and the third connecting column are arranged from end to end, and the inner material of the outer ring disc is a metamaterial.

Advantageous effects

The invention provides a metamaterial directional antenna. Compared with the prior art, the method has the following beneficial effects:

1. the metamaterial directional antenna is characterized in that a containing plate fixedly arranged on the outer surface of the rear end of an outer ring disc is placed in a clamping groove, after the containing plate is placed, a rotating ring is rotated, the rotating ring is in threaded connection with a rotating screw rod, therefore, in the rotating process of the rotating ring, the rotating screw rod can move from the inside to the outside of the first connecting column, the second connecting column and the third connecting column, the external structure of the rotating screw rod is an inclined plane structure and can just be consistent with the angle of the inclined plate of the accommodating plate, in the moving process, the rotating screw rod is contacted with the accommodating plate to form fixation, and through a three-layer staggered structure, can effectually make the outer lane dish fix, avoid because of fixed insecure, lead to the outer lane dish to be blown down by strong wind the condition emergence such as, can effectually carry out fixed mounting with directional antenna, prevent because of strong wind weather, lead to directional antenna to be blown away by wind and run the impaired condition.

2. The metamaterial directional antenna is moved backwards by the first connecting column, the second connecting column and the third connecting column which are all subjected to wind force through the outer ring disc, the built-in rotating rod can be caused to move, and because the built-in rotating rod is fixedly connected with the servo motor, the servo motor moves, so that the movable blocks at the two sides slide in the fixed ring sleeve, the first telescopic rod in the fixed ring sleeve begins to expand and contract to enable the first spring in the fixed ring sleeve to generate elastic deformation, the second telescopic rod also expands and contracts to enable the second spring on the annular outer surface of the second telescopic rod to generate elastic deformation, and through the elastic deformation of the first spring and the second spring, can effectually carry out the shock attenuation for servo motor and effectively protect servo motor not receive the damage, can effectually carry out the shock attenuation for the internal circuit original paper, protect the internal circuit original paper not impaired.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the machine body according to the present invention;

FIG. 3 is an enlarged view of the area A in FIG. 2 according to the present invention.

In the figure: 1. an outer ring disc; 2. a chassis; 3. fixing the central disc; 4. a diode; 5. fastening a bolt; 6. fixing the rod; 7. a connecting wire; 8. fixing the loop; 9. a movable ring sleeve; 10. a first connecting column; 11. rotating the ring; 12. clamping a plate; 13. a second connecting column; 14. a third connecting column; 15. a rotating shaft; 16. a rotating rod is arranged inside; 17. a servo motor; 18. a connecting member; 19. a movable bearing; 20. a circular groove; 21. a card slot; 22. a storage plate; 23. a fixed block; 24. a movable block; 25. a connecting rod; 26. a first telescopic rod; 27. a first spring; 28. a second telescopic rod; 29. a second spring; 30. and rotating the screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a metamaterial directional antenna comprises an outer ring disc 1 and a chassis 2, wherein the chassis 2 is positioned at one side of the outer ring disc 1, a fixed central disc 3 is fixedly arranged at the inner central position of the outer ring disc 1, a plurality of diodes 4 are fixedly arranged at the inner central position of the fixed central disc 3, a plurality of fastening bolts 5 are fixedly arranged on the outer surface of the upper end of the outer ring disc 1, a connecting wire 7 is fixedly arranged on one side of the outer surface of the rear end of the outer ring disc 1, a fixed rod 6 is fixedly arranged at the inner central position of the chassis 2, a fixed ring sleeve 8 is fixedly arranged on the outer surface of the fixed rod 6 close to the lower end, a plurality of movable ring sleeves 9 are movably arranged on the outer surface of the fixed rod 6 at the upper end of the fixed ring sleeve 8, a first connecting column 10 is fixedly arranged on one side of the outer surface of the movable ring sleeve 9 at the upper end, a second connecting column 13 is fixedly arranged, the third connecting column 14 is fixedly mounted on one side of the annular outer surface of the movable ring sleeve 9 at the lower end position, the clamping plate 12 is fixedly mounted on one sides of the annular outer surfaces of the first connecting column 10, the second connecting column 13 and the third connecting column 14, the rotating ring 11 is movably mounted on one sides, close to the clamping plate 12, of the annular outer surfaces of the first connecting column 10, the second connecting column 13 and the third connecting column 14, the lengths of the first connecting column 10, the second connecting column 13 and the third connecting column 14 are arranged from end to length, and the inner material of the outer ring disc 1 is made of metamaterial.

Referring to fig. 2, a servo motor 17 is fixedly installed inside a fixed ring sleeve 8, a rotating shaft 15 is fixedly installed at an output end of the servo motor 17, a built-in rotating rod 16 is fixedly installed on an annular outer surface of the rotating shaft 15, a connecting member 18 is fixedly connected between the built-in rotating rod 16 and a movable ring sleeve 9, a rotating lead screw 30 is movably installed inside a first connecting post 10, a second connecting post 13 and a third connecting post 14, movable bearings 19 are movably installed between the rotating lead screw 30 and the first connecting post 10, a clamping groove 21 is formed in the middle position inside a clamping plate 12, a circular groove 20 for moving the rotating lead screw 30 is formed in the clamping plate 12, a containing plate 22 is fixedly installed on an outer surface of the rear end of an outer ring disc 1, the servo motor 17 is electrically connected with an external power supply, a switch is fixedly installed on an annular outer surface of the servo motor 17, the containing plate 22 is, slightly being greater than the inside diameter of rotation lead screw 30 between the circular slot 20 is inside, rotates lead screw 30 one side structure and is the inclined plane structure, rotates lead screw 30 annular surface and is provided with the external screw thread, rotates the inside internal thread that has seted up of circle 11, and rotates the threaded connection between circle 11 and the rotation lead screw 30.

Referring to fig. 3, a fixed block 23 is fixedly mounted on one side of the middle position of the annular outer surface of the servo motor 17, a plurality of movable blocks 24 are fixedly mounted on one side of the inside of the fixed ring sleeve 8, a first telescopic rod 26 is fixedly connected between the movable blocks 24 and the fixed block 23, a first spring 27 wraps the annular outer surface of the first telescopic rod 26, a second telescopic rod 28 is fixedly mounted between the fixed block 23 and the fixed ring sleeve 8, a second spring 29 wraps the annular outer surface of the second telescopic rod 28, the first telescopic rod 26 and the second telescopic rod 28 are of an internal structure which can expand and contract, a notch for the movable block 24 to move is formed in the fixed ring sleeve 8, and a rotating shaft is movably mounted between the connecting rod 25 and the movable blocks 24 as well as between.

When the outer ring disc is used, the containing plate 22 fixedly installed on the outer surface of the rear end of the outer ring disc 1 is placed in the clamping groove 21, after the placing is finished, the rotating ring 11 is rotated, the rotating screw rod 30 can move from the inside to the outside of the first connecting column 10, the second connecting column 13 and the third connecting column 14 in the rotating process of the rotating ring 11 due to the fact that the rotating ring 11 is in threaded connection with the rotating screw rod 30, the outer structure of the rotating screw rod 30 is an inclined plane structure and can be just consistent with the inclined plate angle of the containing plate 22, the rotating screw rod 30 is in contact with the containing plate 22 to form fixation in the moving process, the outer ring disc 1 can be effectively fixed through the three-layer staggered structure, the outer ring disc 1 is prevented from being blown down by strong wind and the like, when strong wind exists, the outer ring disc 1 is subjected to the weather, the first connecting column 10, the second connecting column 13 and the third connecting column 14 are subjected to wind force, the rear-end moving mechanism moves backwards, in the moving process, the built-in rotating rod 16 is caused to move, because the built-in rotating rod 16 is fixedly connected with the servo motor 17, the servo motor 17 moves, the movable blocks 24 on two sides slide in the fixed ring sleeve 8, in the sliding process, the first telescopic rod 26 in the fixed ring sleeve 8 begins to stretch, the first spring 27 in the fixed ring sleeve 8 is elastically deformed, the second telescopic rod 28 is also stretched, the second spring 29 on the annular outer surface of the second telescopic rod 28 is also elastically deformed, through the elastic deformation of the first spring 27 and the second spring 29, the servo motor 17 can be effectively damped and effectively protected from being damaged, a circuit switch of the external servo motor 17 is opened, the internal output end of the servo motor 17 starts to work, the built-in rotating rod 16 is driven to rotate, in the rotating process of the built-in rotating rod 16, drive outer lane dish 1 and rotate, make the received signal that outer lane dish 1 can be better, a series of structures not only can effectually carry out fixed mounting with directional antenna, prevent because of strong wind weather, lead to directional antenna to be blown away by wind and run impaired circumstances such as, can also effectually carry out the shock attenuation for the internal circuit original paper, protect the internal circuit original paper not impaired.

In the present embodiment, the circuit model of the servo motor 17 is 60BYGC, and in the above components, the structural features, the operation principle and the specific circuit structure electrically connected with the outside are all the prior art, and will not be described in detail here.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A metamaterial directional antenna, comprising an outer ring disc (1) and a chassis (2), characterized in that: the chassis (2) is located at one side of the outer ring disc (1), the inner center of the outer ring disc (1) is fixedly provided with a fixed center disc (3), the inner center of the fixed center disc (3) is fixedly provided with a plurality of diodes (4), the upper end outer surface of the outer ring disc (1) is fixedly provided with a plurality of fastening bolts (5), one side of the outer surface of the rear end of the outer ring disc (1) is fixedly provided with a connecting wire (7), the inner center of the chassis (2) is fixedly provided with a fixing rod (6), the annular outer surface of the fixing rod (6) is fixedly provided with a fixed ring sleeve (8) close to the lower end, the annular outer surface of the fixing rod (6) is movably provided with a plurality of movable ring sleeves (9) at the upper end of the fixed ring sleeve (8), and one side of the annular outer surface of the movable ring sleeve (9) at the upper end of the fixed ring sleeve is fixedly provided with a first connecting, a second connecting column (13) is fixedly arranged on one side of the annular outer surface of the movable ring sleeve (9) at the middle position, a third connecting column (14) is fixedly arranged on one side of the annular outer surface of the movable ring sleeve (9) at the lower end position, clamping plates (12) are fixedly arranged on one sides of the annular outer surfaces of the first connecting column (10), the second connecting column (13) and the third connecting column (14), and rotating rings (11) are movably arranged on one sides of the annular outer surfaces of the first connecting column (10), the second connecting column (13) and the third connecting column (14) close to the clamping plates (12); a servo motor (17) is fixedly arranged in the fixed ring sleeve (8), the output end of the servo motor (17) is fixedly provided with a rotating shaft (15), a built-in rotating rod (16) is fixedly arranged on the annular outer surface of the rotating shaft (15), a connecting piece (18) is fixedly connected between the built-in rotating rod (16) and the movable ring sleeve (9), a rotating screw rod (30) is movably arranged in the first connecting column (10), the second connecting column (13) and the third connecting column (14), movable bearings (19) are movably arranged between the rotary screw rod (30) and the first connecting column (10) and between the second connecting column (13) and the third connecting column (14), a clamping groove (21) is arranged in the middle of the inside of the clamping plate (12), a circular groove (20) for the rotation screw rod (30) to move is arranged in the clamping plate (12), and a containing plate (22) is fixedly arranged on the outer surface of the rear end of the outer ring disc (1).

2. A metamaterial directional antenna as claimed in claim 1, wherein: servo motor (17) annular surface intermediate position one side fixed mounting has fixed block (23), the inside one side fixed mounting of solid fixed ring cover (8) has a plurality of movable block (24), the first telescopic link of fixedly connected with (26) between movable block (24) and fixed block (23), and first telescopic link (26) annular surface parcel has first spring (27), fixed mounting has second telescopic link (28) between fixed block (23) and solid fixed ring cover (8), and second telescopic link (28) annular surface parcel has second spring (29).

3. A metamaterial directional antenna as claimed in claim 2, wherein: just concertina type structure of first telescopic link (26) and second telescopic link (28) inner structure, the notch that supplies activity block (24) activity is seted up to fixed ring cover (8) inside, fixed block (23) with install connecting rod (25) between activity block (24), equal movable mounting has the pivot between connecting rod (25) and activity block (24) and fixed block (23).

4. A metamaterial directional antenna as claimed in claim 1, wherein: servo motor (17) and external power source electric connection, and servo motor (17) annular surface fixed mounting has the switch, it is inside to put board (22) and be located draw-in groove (21), slightly be greater than between circular slot (20) inside and rotate lead screw (30) inside diameter, it is the inclined plane structure to rotate lead screw (30) one side structure, it is provided with the external screw thread to rotate lead screw (30) annular surface, rotate circle (11) inside and seted up the internal thread, and rotate circle (11) and rotate the threaded connection between lead screw (30).

5. A metamaterial directional antenna as claimed in claim 1, wherein: the length of the first connecting column (10), the length of the second connecting column (13) and the length of the third connecting column (14) are arranged from end to end, and the inner material of the outer ring disc (1) is a metamaterial.