CN117154417B - Electromagnetic wave lens capable of being deformed in compression mode and reflector - Google Patents

Electromagnetic wave lens capable of being deformed in compression mode and reflector Download PDF

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Publication number
CN117154417B
CN117154417B CN202311412662.5A CN202311412662A CN117154417B CN 117154417 B CN117154417 B CN 117154417B CN 202311412662 A CN202311412662 A CN 202311412662A CN 117154417 B CN117154417 B CN 117154417B
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layer
dielectric
dielectric layers
electromagnetic wave
adjacent
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CN117154417A (en
Inventor
芦永超
郑洪振
孙凯
林然
孙星
凌武斌
邓艺聪
孙耀志
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Guangdong Fushun Tianji Communication Co ltd
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Guangdong Fushun Tianji Communication Co ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/08Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/08Mirrors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/08Means for collapsing antennas or parts thereof
    • H01Q1/081Inflatable antennas
    • H01Q1/082Balloon antennas
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/04Refracting or diffracting devices, e.g. lens, prism comprising wave-guiding channel or channels bounded by effective conductive surfaces substantially perpendicular to the electric vector of the wave, e.g. parallel-plate waveguide lens
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14Reflecting surfaces; Equivalent structures

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Aerials With Secondary Devices (AREA)

Abstract

The invention relates to a compressible electromagnetic wave lens, which comprises a plurality of dielectric layers, wherein each dielectric layer comprises a matrix and dielectric materials distributed on the matrix, and the matrix is a hollow sphere made of soft materials; the dielectric layers are wrapped layer by layer, and the adjacent 2 dielectric layers are arranged at intervals; the adjacent 2 dielectric layers are connected through connecting pieces; the connecting piece is a wire or a sheet made of soft materials; the medium layer of the outermost layer is called an outer layer body, and the matrix of the outer layer body is an airtight bag body; the rest medium layers are called inner layer bodies, and air holes are formed on the base body of each inner layer body; the base body of the outer layer body is provided with an air charging and discharging hole; the air charging and discharging holes are used for charging and discharging air, so that each medium layer can be switched between a tightening and compressing state and a tightening and expanding state at the same time; when the dielectric layers are in a stretching state, the dielectric layers are concentric, and the dielectric materials of the dielectric layers are distributed in space to form a three-dimensional lens body. The invention also relates to a reflector.

Description

Electromagnetic wave lens capable of being deformed in compression mode and reflector
Technical Field
The invention relates to the technical field of communication equipment, in particular to a compressible electromagnetic wave lens; the invention also relates to a reflector.
Background
The electromagnetic wave lens is an important part of the lens antenna and the reflector, and the electromagnetic wave lens on the market at present is of an integral structure, so that the electromagnetic wave lens can only show a spherical or cylindrical shape no matter in working or non-working, the occupied space is large, the carrying difficulty is high, the carriage with limited space occupies a large space, the transportation cost is high, and the long-term development of enterprises is not facilitated.
Disclosure of Invention
The invention aims to provide a compressible electromagnetic wave lens which has the advantages of simple structure, scientific design, light weight, capability of being compressed into a bulk shape when not in use, small volume, convenience in carrying and transporting, low transportation cost and the like.
The technical scheme adopted for solving the technical problems is as follows: the electromagnetic wave lens capable of being compressed and deformed comprises a plurality of dielectric layers, wherein each dielectric layer comprises a matrix and dielectric materials arranged on the matrix, and the matrix is a hollow sphere made of soft materials; the dielectric layers are wrapped layer by layer, and the adjacent 2 dielectric layers are arranged at intervals; the adjacent 2 dielectric layers are connected through connecting pieces; the connecting piece is a wire or a sheet made of soft materials; the medium layer of the outermost layer is called an outer layer body, and the matrix of the outer layer body is an airtight bag body; the rest medium layers are called inner layer bodies, and the base body of each inner layer body is provided with air holes for communicating the inner side and the outer side of the base body; the base body of the outer layer body is provided with an air charging and discharging hole which is communicated with the inner side and the outer side of the base body; the air charging and discharging holes are used for charging and discharging air, so that each medium layer can be switched between a tightening and compressing state and a tightening and expanding state at the same time; when the medium layers are in a stretching and expanding state, the medium layers are concentric, and the medium materials of the medium layers are distributed in space to form a three-dimensional lens body together; the lens body is used for changing the radiation characteristic of electromagnetic waves entering the lens body.
The working principle of the invention is as follows:
because the matrix and the connecting piece of each medium layer are made of soft materials, and the matrix of each inner layer body is provided with ventilation holes communicated with the inner surface and the outer surface of the inner layer body, and the matrix of the outer layer body is provided with air charging and discharging holes communicated with the inner surface and the outer surface of the outer layer body; in the application process, if the electromagnetic wave lens is required to be carried and transported, the air in the electromagnetic wave lens can be pumped out through the air pumping device, so that the space between every two adjacent 2 medium layers is compressed under negative pressure, the electromagnetic wave lens can be in a bulk shape, the carrying and the transportation are convenient, the volume of the electromagnetic wave lens is smaller when the electromagnetic wave lens is not used, and the occupied space of a carriage is reduced; when in use, the electromagnetic wave lens is filled with gas through the air filling holes, so that each medium layer is stretched and spread, and the medium materials of the medium layers are distributed in space to form a three-dimensional lens body together, thus being very convenient to use.
When in use, the substrate and the connecting piece of each medium layer can have elasticity or inelastic. When the matrix and the connecting piece of the medium layer are not elastic, the medium layers can be concentric by only inflating the outer layer body to a fully-spread state in the inflation process of the electromagnetic wave lens, so that the medium materials of the medium layers are distributed in space to form the lens body together; when the base body and the connecting piece of each medium layer are elastic, in the process of inflating the electromagnetic wave lens, after the outer layer body is completely unfolded, the outer dimension of the outer layer body is required to be measured, and the inflation is stopped after the outer layer body reaches the target dimension, so that the medium layers are concentric, and the medium materials of the medium layers are distributed in space to form the lens body together.
Further, as described above, the electromagnetic wave lens capable of being deformed by compression, wherein the connecting piece is a rope; a plurality of connecting pieces are uniformly arranged between every two adjacent 2 dielectric layers; in the connecting piece of each adjacent 2 dielectric layers: one end of each connecting piece is connected with the inner surface of the medium layer outside, and the other end of each connecting piece is connected with the outer surface of the medium layer inside.
Further, according to another aspect of the electromagnetic wave lens capable of being deformed by compression, the connecting piece is an arc-shaped sheet body; a plurality of connecting pieces are uniformly arranged between every two adjacent 2 dielectric layers; in the connecting piece of each adjacent 2 dielectric layers: the outer ring of each connecting piece is connected with the inner surface of the medium layer outside, and the inner ring of each connecting piece is connected with the outer surface of the medium layer inside.
Further, according to another aspect of the electromagnetic wave lens capable of being deformed by compression, the connecting piece is an annular sheet body, and vent holes on two communicated side surfaces are formed in the connecting piece; each two adjacent 2 dielectric layers are connected through at least 2 connecting pieces; in the connecting piece of each adjacent 2 dielectric layers: the outer ring of each connecting piece is connected with the inner surface of the medium layer outside, the inner ring of each connecting piece is connected with the outer surface of the medium layer inside, and at least 2 connecting pieces are in crisscross connection.
Further, as described above, in an electromagnetic wave lens capable of compression deformation, the dielectric constant in all the directions from inside to outside in the lens body is lower and lower, and the directions from inside to outside refer to the directions from the central region of the lens body to the boundary of the lens body.
Further, in the electromagnetic wave lens capable of being deformed by compression, when each dielectric layer is in a stretched state, the spacing between every two adjacent dielectric layers is the same, and the spacing M between every two adjacent dielectric layers is in the range of 10 mm-200 mm; each adjacent 2 dielectric layers: the dielectric constant of the inner dielectric layer is greater than the dielectric constant of the outer dielectric layer.
Further, an electromagnetic wave lens capable of compressing and deforming is disclosed, and the electromagnetic wave lens is filled with a gas capable of lifting, wherein the gas is typically hydrogen or helium.
Further, in the electromagnetic wave lens capable of being deformed by compression, the thickness H of the substrate of each dielectric layer is in the range of 0.1mm to 2 mm.
The technical scheme of the invention has the following beneficial effects: has the advantages of simple structure, scientific design, capability of being compressed into a round shape or a sheet shape when not in use, small volume, convenient transportation and low transportation cost, etc.
The invention also aims to provide the reflector which has the advantages of simple structure, scientific design, light weight, capability of being compressed into a round shape or a sheet shape when not in use, small volume, convenience in carrying and transporting, low transportation cost and the like.
The technical scheme adopted for solving the technical problems is as follows: a reflector includes an electromagnetic wave lens and a reflecting surface; the electromagnetic wave lens is a compressible electromagnetic wave lens according to the above-mentioned scheme, and the reflecting surface is a coating or a film layer arranged on the outer surface of the outer layer. When the reflecting surface is a coating, the reflecting surface is arranged on the outer surface of the outer layer. When the reflecting surface is a film layer, the reflecting surface is adhered to the outer surface of the outer layer.
Further, in the reflector as described above, the bottom of the outer layer body is connected with a balancing weight; the reflecting surface is a concave surface or an annular surface of a hemispherical structure; when the reflecting surface is a concave surface of a hemispherical structure, the reflecting surface is arranged on one side or the bottom of the upper part or the middle part of the outer layer body; when the hemispherical concave reflecting surface is arranged at the lower part of the outer layer body, the air charging and discharging hole of the outer layer body is arranged at the non-bottom part of the outer layer body, so that the reflector can reflect electromagnetic waves emitted from top to bottom upwards, and when the hemispherical concave reflecting surface is arranged at the upper part of the outer layer body, the reflector can reflect electromagnetic waves emitted from bottom to top downwards; when the reflecting surface of the hemispherical concave surface is arranged at one side of the middle part of the outer layer body, the reflector can reflect electromagnetic waves emitted obliquely upwards or obliquely downwards; when the reflecting surface is an annular surface, the reflecting surface is arranged in the middle of the outer layer body, the reflecting surface is arranged around the outer layer body, and the central axis of the reflecting surface is perpendicular to the horizontal plane.
Further, in one of the reflectors described above, the electromagnetic wave lens is filled with a gas that makes it liftable, typically hydrogen or helium.
The technical scheme of the invention has the following beneficial effects: the reflector is designed by coating a coating or an adhesive film layer on a compressible electromagnetic wave lens to form a reflecting surface, and the reflecting surface can be compressed together with an outer layer body and a plurality of inner layer bodies under the action of an external air extractor to enable the reflector to be in a bulk or sheet shape when the reflector is required to be transported and transported; when the structure is applied to the military field, the effect of the reflector floating in the air to interfere a radar of the other party is quite remarkable, and the reflector has the advantages of simple structure, scientific design, capability of being compressed into a round shape or a sheet shape when not in use, small volume, convenience in carrying and transporting, low transportation cost and the like.
Drawings
Fig. 1 is a front view of embodiment 1;
FIG. 2 is a cross-sectional block diagram taken in the direction A-A of FIG. 1;
FIG. 3 is a cross-sectional view of the structure of the B-B direction of FIG. 2;
fig. 4 is a front view of embodiment 2;
FIG. 5 is a cross-sectional view of the structure of FIG. 4 in the direction C-C;
FIG. 6 is a cross-sectional view of the structure of the D-D direction of FIG. 5;
fig. 7 is a front view of embodiment 3;
FIG. 8 is a cross-sectional view of the structure of FIG. 7 in the E-E direction;
FIG. 9 is a cross-sectional view of the F-F direction of FIG. 8;
fig. 10 is a front view of embodiment 4;
fig. 11 is a front view of embodiment 5;
reference numerals illustrate:
1-a dielectric layer; 11-ventilation holes; 12-charging and discharging holes; 13-a valve body; a 2-connector; 21-vent holes;
10-an outer layer body; 20-a reflective surface; 30-balancing weight.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present invention, a detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
Example 1
Fig. 1 to 3 show a compressible electromagnetic wave lens of embodiment 1, comprising 7 dielectric layers 1, each dielectric layer 1 comprising a substrate and a dielectric material disposed on the substrate, wherein the substrate is a hollow sphere made of soft material; 7 dielectric layers 1 are wrapped layer by layer, and adjacent 2 dielectric layers 1 are arranged at intervals; the adjacent 2 dielectric layers 1 are connected through a connecting piece 2; the connecting piece 2 is a wire or a sheet made of soft material; the outermost dielectric layer 1 is called an outer layer body, and the matrix of the outer layer body is an airtight bag body; the rest medium layers 1 are called inner layer bodies, and the base body of each inner layer body is provided with air holes 11 which are communicated with the inner side and the outer side of the base body; the base body of the outer layer body is provided with an air charging and discharging hole 12 which is communicated with the inner side and the outer side of the base body; the air charging and discharging hole 12 is used for charging and discharging, and the air charging and discharging hole 12 is provided with a valve body 13 for controlling the on-off of the air charging and discharging hole 12, so that each medium layer 1 can be switched between a tightening compression state and a tightening and expanding state at the same time; when the medium layers 1 are in a stretching and expanding state, the medium layers 1 are concentric, and the medium materials of the medium layers 1 are distributed in space to form a three-dimensional lens body together; the lens body is used for changing the radiation characteristic of electromagnetic waves entering the lens body.
The working principle of the embodiment is as follows:
because the matrix of each medium layer 1 and the connecting piece 2 are made of soft materials, the matrix of each inner layer body is provided with ventilation holes 11 communicated with the inner surface and the outer surface of the inner layer body, and the matrix of the outer layer body is provided with ventilation holes 12 communicated with the inner surface and the outer surface of the outer layer body; in the application process, if the electromagnetic wave lens is required to be carried and transported, the air in the electromagnetic wave lens can be pumped out through the air pumping device, so that the space between every two adjacent 2 medium layers 1 is compressed under negative pressure, the electromagnetic wave lens can be in a round shape or a sheet shape, the carrying and the transportation are convenient, the volume of the electromagnetic wave lens is smaller when the electromagnetic wave lens is not used, and the occupied space of a carriage is reduced; when in use, the electromagnetic wave lens is filled with gas through the air filling and discharging holes 12, so that each medium layer 1 is stretched and spread, and the medium materials of the medium layers 1 are distributed in space to form a three-dimensional lens body together, thereby being very convenient to use.
In use, the substrate and the connector 2 of each dielectric layer 1 may be elastic or inelastic. When the matrix of the medium layer 1 and the connecting piece 2 are not elastic, in the process of inflating the electromagnetic wave lens, only the outer layer body is inflated to reach a fully-expanded state, so that the medium layers 1 are concentric, and the medium materials of the medium layers 1 are distributed in space to form the lens body together; when the base body of each medium layer 1 and the connecting piece 2 are elastic, in the process of inflating the electromagnetic wave lens, after the outer layer body is completely unfolded, the outer dimension of the outer layer body needs to be measured, and the inflation is stopped after the outer layer body reaches the target dimension, so that each medium layer 1 is concentric, and the medium materials of the medium layers 1 are distributed in space to form the lens body together.
As shown in fig. 2 and 3, the connecting member 2 is a rope; a plurality of connecting pieces 2 are uniformly arranged between every two adjacent 2 dielectric layers 1; in the connection piece 2 of each adjacent 2 dielectric layers 1: one end of each connecting piece 2 is connected with the inner surface of the medium layer 1 on the outer side, and the other end of each connecting piece 2 is connected with the outer surface of the medium layer 1 on the inner side. In this embodiment, each two adjacent 2 dielectric layers 1 are connected through 4 connecting pieces 2, and the stress structure is stable and has higher stability.
As shown in fig. 2, in the lens body, the dielectric constant is lower and lower in all the directions from inside to outside, which means from the central region of the lens body to the boundary of the lens body. When each medium layer 1 is in a stretching and expanding state, the spacing between every two adjacent medium layers 1 is the same, and the spacing M between every two adjacent medium layers 1 is 100mm; each adjacent 2 dielectric layers 1: the dielectric constant of the inner dielectric layer 1 is greater than the dielectric constant of the outer dielectric layer 1. The thickness H of the substrate of each dielectric layer 1 was 1mm. In this embodiment, the substrate of each dielectric layer 1 is a plastic film, the dielectric material is a conductive ink pattern printed on the substrate, the conductive ink pattern may be a straight pattern or a cross pattern or a m-shaped pattern, and the dielectric material on each dielectric layer 1 adopts different materials, pattern structures or distribution modes, so that the dielectric constant of the inner dielectric layer 1 is greater than that of the outer dielectric layer 1.
The electromagnetic wave lens is filled with a gas which can raise the electromagnetic wave lens, and the gas is typically hydrogen or helium. Therefore, the electromagnetic wave lens floats in the air so as to be suitable for different use scenes.
Example 2
Fig. 4 to 6 show a compressible electromagnetic wave lens of embodiment 2, and embodiment 2 differs from embodiment 1 in that: the connecting piece 2 is an arc sheet body; a plurality of connecting pieces 2 are uniformly arranged between every two adjacent 2 dielectric layers 1; in the connection piece 2 of each adjacent 2 dielectric layers 1: the outer ring of each connector 2 is connected to the inner surface of the outer dielectric layer 1, and the inner ring of each connector 2 is connected to the outer surface of the inner dielectric layer 1. In this embodiment, each two adjacent 2 dielectric layers 1 are connected through 4 connecting pieces 2, and the stress structure is stable and has higher stability. The electromagnetic wave lenses of the embodiment and the embodiment 1 have two different structures, so that the use requirements of users in different scenes are met.
Example 3
Fig. 7 to 9 show a compressible electromagnetic wave lens of embodiment 3, embodiment 3 differs from embodiment 1 in that: the connecting piece 2 is an annular sheet body, and vent holes 21 on two communicated side surfaces are formed in the connecting piece 2; each two adjacent 2 dielectric layers 1 are connected through 2 connecting pieces 2; in the connection piece 2 of each adjacent 2 dielectric layers 1: the outer ring of each connecting piece 2 is connected with the inner surface of the medium layer 1 on the outer side, the inner ring of each connecting piece 2 is connected with the outer surface of the medium layer 1 on the inner side, and 2 connecting pieces 2 are in crisscross connection. The electromagnetic wave lenses of the embodiment and the embodiment 1 have two different structures, so that the use requirements of users in different scenes are met.
As shown in fig. 9, the dielectric constants of the dielectric layers 1 of the present embodiment are lower from inside to outside; when each dielectric layer 1 is in a tightening and expanding state, the interval distance between every two adjacent dielectric layers 1 which are more outside is larger; among the adjacent 2 intervals, the difference between the interval distance between the two adjacent dielectric layers 1 on the outer side and the interval distance between the two adjacent dielectric layers 1 on the inner side is in the range of 10mm to 200 mm. For example, in the present embodiment, the interval between the outer layer body and the outermost inner layer body is M1, the interval between the outermost inner layer body and the adjacent inner layer body is M2, and the difference between M1 and M2 is 50mm.
Example 4
Fig. 10 is a reflector of embodiment 4, including an electromagnetic wave lens and a reflecting surface 20; the electromagnetic wave lens is one of the compressible electromagnetic wave lenses of embodiments 1 to 3, and the reflecting surface 20 is a coating layer coated on the outer surface of the outer layer body 10. The bottom of the outer layer body 10 is connected with a balancing weight 30; the reflecting surface 20 is a concave surface of a hemispherical structure; the reflection surface 20 is disposed on the upper portion of the outer body 10, and this structure constitutes a directional reflector. The electromagnetic wave lens is filled with a gas which can raise the electromagnetic wave lens, and the gas is typically hydrogen or helium.
The design of the reflector is that the reflector 20 is formed by coating a coating or an adhesive film layer on the electromagnetic wave lens capable of being compressed and deformed, and when the reflector is required to be transported and transported, the reflector 20 can be compressed together with the outer layer body 10 and a plurality of inner layer bodies under the action of an external air extractor to enable the reflector to be in a round shape or a sheet shape; when the structure is applied to the military field, the effect of the reflector floating in the air to interfere a radar of the other party is quite remarkable, and the reflector has the advantages of simple structure, scientific design, capability of being compressed into a round shape or a sheet shape when not in use, small volume, convenience in carrying and transporting, low transportation cost and the like.
Example 5
As shown in fig. 11, a reflector of this embodiment 5, embodiment 5 differs from embodiment 4 in that: the reflecting surface 20 is an annular surface, the reflecting surface 20 is arranged in the middle of the outer layer body 10, the reflecting surface 20 is arranged around the outer layer body 10, the central axis of the reflecting surface 20 is perpendicular to the horizontal plane, and the omni-directional reflector is formed by the structure. The embodiment and the embodiment 4 are reflectors with two different structures, so that the use requirements of users in different scenes are met.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications, combinations and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (9)

1. A compression-deformable electromagnetic wave lens, characterized by: the device comprises a plurality of dielectric layers, wherein each dielectric layer comprises a matrix and dielectric materials distributed on the matrix, and the matrix is a hollow sphere made of a soft material film; the dielectric layers are wrapped layer by layer, and the adjacent 2 dielectric layers are arranged at intervals; the adjacent 2 dielectric layers are connected through connecting pieces; the connecting piece is a wire or a sheet made of soft materials; the medium layer of the outermost layer is called an outer layer body, and the matrix of the outer layer body is an airtight bag body; the rest medium layers are called inner layer bodies, and the base body of each inner layer body is provided with air holes for communicating the inner side and the outer side of the base body; the base body of the outer layer body is provided with an air charging and discharging hole which is communicated with the inner side and the outer side of the base body; the air charging and discharging holes are used for charging and discharging air, so that each medium layer can be switched between a tightening and compressing state and a tightening and expanding state at the same time; when the medium layers are in a stretching and expanding state, the medium layers are concentric, and the medium materials of the medium layers are distributed in space to form a three-dimensional lens body together; the lens body is used for changing the radiation characteristic of electromagnetic waves entering the lens body; the electromagnetic wave lens is filled with gas which can raise the electromagnetic wave lens.
2. A compression-deformable electromagnetic wave lens as defined in claim 1, wherein: the connecting piece is a rope; a plurality of connecting pieces are uniformly arranged between every two adjacent 2 dielectric layers; in the connecting piece of each adjacent 2 dielectric layers: one end of each connecting piece is connected with the inner surface of the medium layer outside, and the other end of each connecting piece is connected with the outer surface of the medium layer inside.
3. A compression-deformable electromagnetic wave lens as defined in claim 1, wherein: the connecting piece is an arc sheet body; a plurality of connecting pieces are uniformly arranged between every two adjacent 2 dielectric layers; in the connecting piece of each adjacent 2 dielectric layers: the outer ring of each connecting piece is connected with the inner surface of the medium layer outside, and the inner ring of each connecting piece is connected with the outer surface of the medium layer inside.
4. A compression-deformable electromagnetic wave lens as defined in claim 1, wherein: the connecting piece is an annular sheet body, and vent holes on two communicated side surfaces are formed in the connecting piece; each two adjacent 2 dielectric layers are connected through at least 2 connecting pieces; in the connecting piece of each adjacent 2 dielectric layers: the outer ring of each connecting piece is connected with the inner surface of the medium layer outside, the inner ring of each connecting piece is connected with the outer surface of the medium layer inside, and at least 2 connecting pieces are in crisscross connection.
5. A compression-deformable electromagnetic wave lens as defined in claim 1, wherein: in the lens body, the dielectric constant is lower and lower in all the directions from inside to outside, namely from the central area of the lens body to the boundary of the lens body.
6. A compression-deformable electromagnetic wave lens as defined in claim 5, wherein: when each dielectric layer is in a stretched state, the spacing between every two adjacent dielectric layers is the same, and the spacing M between every two adjacent dielectric layers is in the range of 10 mm-200 mm; each adjacent 2 dielectric layers: the dielectric constant of the inner dielectric layer is greater than the dielectric constant of the outer dielectric layer.
7. A compression-deformable electromagnetic wave lens as defined in claim 5, wherein: when each dielectric layer is in a stretched state, the spacing between every two adjacent dielectric layers is the same, and the spacing M between every two adjacent dielectric layers is in the range of 10 mm-200 mm; each adjacent 2 dielectric layers: the dielectric constant of the inner dielectric layer is greater than the dielectric constant of the outer dielectric layer.
8. A reflector includes an electromagnetic wave lens and a reflecting surface; the method is characterized in that: the electromagnetic wave lens is a compression deformable electromagnetic wave lens as claimed in claim 1, and the reflecting surface is a coating or a film layer arranged on the outer surface of the outer layer.
9. A reflector as claimed in claim 8, wherein: the bottom of the outer layer body is connected with a balancing weight; the reflecting surface is a concave surface or an annular surface of a hemispherical structure; when the reflecting surface is a concave surface of a hemispherical structure, the reflecting surface is arranged on one side or the bottom of the upper part or the middle part of the outer layer body; when the reflecting surface is an annular surface, the reflecting surface is arranged in the middle of the outer layer body, the reflecting surface is arranged around the outer layer body, and the central axis of the reflecting surface is perpendicular to the horizontal plane.
CN202311412662.5A 2023-10-30 2023-10-30 Electromagnetic wave lens capable of being deformed in compression mode and reflector Active CN117154417B (en)

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