CN111585052A - Air-gap broadband dual-polarized antenna - Google Patents
Air-gap broadband dual-polarized antenna Download PDFInfo
- Publication number
- CN111585052A CN111585052A CN202010414728.4A CN202010414728A CN111585052A CN 111585052 A CN111585052 A CN 111585052A CN 202010414728 A CN202010414728 A CN 202010414728A CN 111585052 A CN111585052 A CN 111585052A
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- China
- Prior art keywords
- radiation unit
- antenna
- bottom plate
- air
- antenna body
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses an air-gap broadband dual-polarized antenna, which comprises a box body, wherein an antenna body and a bottom plate are arranged in the box body, the antenna body is of a shell structure, a connecting plate connected with the bottom plate is arranged at the bottom of the antenna body, a first radiation unit parallel to the bottom plate is arranged at the top of the antenna body, a second radiation unit is bent upwards on the bottom plate, a third radiation unit is bent towards the inner side of the side part of the antenna body, the first radiation unit, the second radiation unit and the third radiation unit are parallel to each other, the third radiation unit, the second radiation unit and the first radiation unit are sequentially arranged along the direction far away from the bottom plate, the width of the third radiation unit is smaller than that of the second radiation unit, and the width of the second radiation unit is smaller than that of the first radiation unit; the signal input end of the antenna body is connected with one end of a radio frequency transmission line, and the other end of the radio frequency transmission line extends out of the box body.
Description
Technical Field
The invention relates to the field of indoor communication, in particular to an air-gap broadband dual-polarized antenna.
Background
At present, the antenna used in indoor 5G signal communication has the defects of large volume, difficult processing and high cost, and the traditional 5G antenna has low radiation efficiency and cannot ensure the broadband property of the antenna.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an air-gap broadband dual-polarized antenna which adopts a one-step forming process, is easy to process, convenient to produce and low in cost, air gaps are arranged between all levels of radiating elements, the relative dielectric constant between two layers of radiating elements is reduced, stray wave crosstalk between all the radiating elements is inhibited, and the antenna has high frequency and broadband properties.
In order to achieve the purpose, the invention adopts the technical scheme that:
an air gap broadband dual-polarized antenna comprises a box body, wherein the box body comprises a base, a bottom plate is arranged on the base, two antenna bodies which are distributed in a mirror symmetry mode are arranged on the bottom plate, the antenna bodies and the bottom plate are made of copper-clad materials, and a cover plate covering the antenna bodies and the bottom plate is arranged on the base; the antenna body is of a shell structure, a connecting plate connected with the bottom plate is arranged at the bottom of the antenna body, a first radiation unit parallel to the bottom plate is arranged at the top of the antenna body, a second radiation unit parallel to the bottom plate is bent towards one side of the bottom plate, which is away from the base, a third radiation unit is bent towards the inner side of the side part of the antenna body, the first radiation unit, the second radiation unit and the third radiation unit are parallel to each other, the third radiation unit, the second radiation unit and the first radiation unit are sequentially arranged along the direction away from the bottom plate, the width of the third radiation unit is smaller than that of the second radiation unit, and the width of the second radiation unit is smaller than that of the first radiation unit; the signal input end of the antenna body is connected with one end of a radio frequency transmission line, and the other end of the radio frequency transmission line extends out of the box body.
The dual-polarized antenna is formed by arranging the two antenna bodies in a mirror symmetry manner, the antenna bodies are integrally punched and formed, the dual-polarized antenna is convenient to process and low in cost, all levels of radiation units on the antenna bodies are arranged in a height progressive ladder mode, and air gaps are formed between the radiation units and the bottom plate and between the radiation units, so that the relative dielectric constant between the two layers of radiation units is reduced, stray wave crosstalk between the radiation units is inhibited, and the antenna has high frequency and broadband.
Preferably, a support is arranged between the first radiation unit and the bottom plate, so that the antenna body is fixed, and the stability of the structure of the antenna body is ensured.
Preferably, the first radiating unit is provided with an opening in the middle, so that on one hand, the use of unnecessary materials can be reduced, and meanwhile, the stray wave crosstalk between radiating units of different levels can be reduced.
Preferably, the base is kept away from one side of bottom plate is equipped with has the spliced pole, the radio frequency transmission line passes the spliced pole, threaded connection has the regulating plate on the spliced pole, and the setting of spliced pole and regulating plate is convenient to hoist and mount this antenna on the ceiling, and simultaneously, the top of ceiling is drawn forth by the spliced pole to the radio frequency transmission line, has realized walking the line above the ceiling, has increased the disguised of antenna, makes its indoor environment that can be better melt.
The invention has the beneficial effects that:
1. the dual-polarized antenna is formed by arranging the two antenna bodies in a mirror symmetry manner, the antenna bodies are integrally punched and formed, the dual-polarized antenna is convenient to process and low in cost, all levels of radiation units on the antenna bodies are arranged in a height progressive ladder mode, and air gaps are formed between the radiation units and the bottom plate and between the radiation units, so that the relative dielectric constant between the two layers of radiation units is reduced, stray wave crosstalk between the radiation units is inhibited, and the antenna has high frequency and broadband.
2. The first radiating element and the supporting column are arranged between the bottom plates, so that the antenna body is favorably fixed, and the stability of the structure of the antenna body is ensured.
3. The opening is arranged in the middle of the first radiating unit, so that on one hand, the use of unnecessary materials can be reduced, and meanwhile, the stray wave crosstalk between radiating units at all levels can be reduced.
4. The arrangement of the connecting column and the adjusting plate facilitates the antenna to be hung on a ceiling, and meanwhile, the radio frequency transmission line is led out from the connecting column to the upper side of the ceiling, so that wiring above the ceiling is achieved, the concealment of the antenna is improved, and the antenna can be better integrated into an indoor environment.
Drawings
Fig. 1 is a schematic structural diagram of an air-gap broadband dual-polarized antenna according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of the air-gap broadband dual-polarized antenna according to the embodiment of the present invention;
fig. 3 is a side view of an antenna body according to an embodiment of the present invention.
Description of reference numerals:
1. a cover plate; 2. a base; 3. a radio frequency transmission line; 4. connecting columns; 5. an adjusting plate; 6. an antenna body; 601. a first radiation unit; 602. a second radiation unit; 603. a third radiation unit; 604. an opening; 7. a base plate; 8. and a support pillar.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1 to 3, an air-gap broadband dual-polarized antenna comprises a box body, the box body comprises a base 2, a bottom plate 7 is arranged on the base 2, two antenna bodies 6 which are distributed in mirror symmetry are arranged on the bottom plate 7, the antenna bodies 6 and the bottom plate 7 are made of copper-clad materials, and a cover plate 1 which covers the antenna bodies 6 and the bottom plate 7 is arranged on the base 2; the antenna body 6 is a shell structure, the bottom of the antenna body 6 is provided with a connecting plate connected with the bottom plate 7, the top of the antenna body 6 is provided with a first radiation unit 601 parallel to the bottom plate 7, a second radiation unit 602 parallel to the bottom plate 7 is bent on the bottom plate 7 towards one side away from the base 2, the side of the antenna body 6 is bent towards the inner side thereof with a third radiation unit 603, the first radiation unit 601, the second radiation unit 602 and the third radiation unit 603 are parallel to each other, the third radiation unit 603, the second radiation unit 602 and the first radiation unit 601 are sequentially arranged along the direction away from the bottom plate 7, the width of the third radiation unit 603 is smaller than that of the second radiation unit 602, and the width of the second radiation unit 602 is smaller than that of the first radiation unit 601; the signal input end of the antenna body 6 is connected with one end of a radio frequency transmission line 3, and the other end of the radio frequency transmission line 3 extends out of the box body.
According to the invention, the two antenna bodies 6 are arranged in a mirror symmetry manner to form the dual-polarized antenna, the antenna bodies 6 are integrally punched and formed, the processing is convenient, the cost is low, each level of radiation units on the antenna bodies 6 are arranged in a height progressive ladder manner, and the media between each level of radiation units and the bottom plate 7 and between each level of radiation units are air gaps, so that the relative dielectric constant between two layers of radiation units is reduced, the stray wave crosstalk between each radiation unit is inhibited, and the antenna has high frequency and broadband.
In another embodiment, as shown in fig. 3, a pillar 8 is disposed between the first radiating element 601 and the bottom plate 7, so as to facilitate fixing the antenna body 6 and ensure structural stability of the antenna body 6.
In another embodiment, as shown in fig. 2, the first radiating element 601 is provided with an opening 604 in the middle, so that on one hand, the use of unnecessary materials can be reduced, and at the same time, the crosstalk of stray waves between the radiating elements of each stage can be reduced.
In another embodiment, as shown in fig. 1, a connection column 4 is arranged on one side of the base 2 away from the bottom plate 7, the radio frequency transmission line 3 passes through the connection column 4, an adjusting plate 5 is connected to the connection column 4 through a thread, and the connection column 4 and the adjusting plate 5 are arranged to facilitate hoisting the antenna on a ceiling, and meanwhile, the radio frequency transmission line 3 is led out from the connection column 4 to the upper side of the ceiling, so that wiring above the ceiling is realized, concealment of the antenna is improved, and the antenna can be better integrated into an indoor environment.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (4)
1. An air-gap broadband dual-polarized antenna is characterized by comprising a box body, wherein the box body comprises a base, a bottom plate is arranged on the base, two antenna bodies which are distributed in a mirror symmetry mode are arranged on the bottom plate, the antenna bodies and the bottom plate are made of copper-clad materials, and a cover plate covering the antenna bodies and the bottom plate is arranged on the base; the antenna body is of a shell structure, a connecting plate connected with the bottom plate is arranged at the bottom of the antenna body, a first radiation unit parallel to the bottom plate is arranged at the top of the antenna body, a second radiation unit is bent towards one side, away from the base, of the bottom plate, a third radiation unit is bent towards the inner side of the side portion of the antenna body, the first radiation unit, the second radiation unit and the third radiation unit are parallel to each other, the third radiation unit, the second radiation unit and the first radiation unit are sequentially arranged along the direction far away from the bottom plate, the width of the third radiation unit is smaller than that of the second radiation unit, and the width of the second radiation unit is smaller than that of the first radiation unit; the signal input end of the antenna body is connected with one end of a radio frequency transmission line, and the other end of the radio frequency transmission line extends out of the box body.
2. The air-gap broadband dual polarized antenna of claim 1, wherein a pillar is disposed between the first radiating element and the bottom plate.
3. The air-gap broadband dual polarized antenna according to claim 2, wherein the first radiating element is provided with an opening in the middle.
4. The air-gap broadband dual-polarized antenna as claimed in claim 3, wherein a connecting column is arranged on one side of the base far away from the bottom plate, the radio frequency transmission line penetrates through the connecting column, and a regulating plate is connected to the connecting column in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010414728.4A CN111585052A (en) | 2020-05-15 | 2020-05-15 | Air-gap broadband dual-polarized antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010414728.4A CN111585052A (en) | 2020-05-15 | 2020-05-15 | Air-gap broadband dual-polarized antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111585052A true CN111585052A (en) | 2020-08-25 |
Family
ID=72125048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010414728.4A Pending CN111585052A (en) | 2020-05-15 | 2020-05-15 | Air-gap broadband dual-polarized antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111585052A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103668A (en) * | 2020-10-15 | 2020-12-18 | 内江喜马雅拉网络技术有限公司 | Right-angle antenna array capable of being combined with floor tile |
-
2020
- 2020-05-15 CN CN202010414728.4A patent/CN111585052A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103668A (en) * | 2020-10-15 | 2020-12-18 | 内江喜马雅拉网络技术有限公司 | Right-angle antenna array capable of being combined with floor tile |
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