CN116130951B - Exhaust pipe antenna with laminated medium - Google Patents
Exhaust pipe antenna with laminated medium Download PDFInfo
- Publication number
- CN116130951B CN116130951B CN202211590695.4A CN202211590695A CN116130951B CN 116130951 B CN116130951 B CN 116130951B CN 202211590695 A CN202211590695 A CN 202211590695A CN 116130951 B CN116130951 B CN 116130951B
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- Prior art keywords
- dielectric plate
- antenna
- plate
- exhaust pipe
- dielectric
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
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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
-
- 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
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
Abstract
The invention provides an exhaust pipe antenna with laminated media, which is introduced into a double-layer dielectric plate, and effectively improves the radiation performance of a multi-frequency antenna directional diagram, improves the convergence of a horizontal plane wave beam and improves the gain by changing the equivalent dielectric constant above a radiation surface. It comprises the following steps: an antenna housing; an upper end cap; an antenna body including a reflection plate and an array of radiation elements; a first dielectric plate; a second dielectric plate; the periphery of antenna main part encloses and is equipped with the radome, the radiating element of array has been arranged on the surface of the reflecting plate of antenna main part, and the radiating element of array is kept away from the surface area outside of reflecting plate is provided with first dielectric plate, parallel interval arrangement between first dielectric plate and the antenna main part, the first dielectric plate keep away from the surface area outside of reflecting plate is provided with the second dielectric plate, parallel interval arrangement between second dielectric plate and the first dielectric plate, be provided with a plurality of first through-hole on the first dielectric plate.
Description
Technical Field
The invention relates to the technical field of mobile communication antennas, in particular to an exhaust pipe antenna with laminated media.
Background
When the base station is built in operation, in order not to destroy the whole surrounding environment, the generated exhaust pipe antenna is designed, and the existing exhaust pipe antenna has the common difference of the outer cover because the outer cover needs to be matched with the surrounding environment, so that the exhaust pipe antenna and the conventional antenna have obvious difference in performance. The unevenness of the outer cover has great influence on the electrical performance and radiation performance of the whole antenna, and meanwhile, the flange is very close to the unit for strict requirements on the size of the antenna, so that the electrical performance is greatly influenced. In order to meet the index, a large number of debugging pieces are required to be added for optimization in the later period, so that the debugging work difficulty is greatly increased, and meanwhile, the consistency of the antenna is difficult to ensure.
Disclosure of Invention
In order to solve the problems, the invention provides an exhaust pipe antenna with laminated media, which is introduced into a double-layer dielectric plate, and by changing the equivalent dielectric constant above a radiation surface, the radiation performance of a multi-frequency antenna pattern is effectively improved, the convergence of a horizontal plane wave beam is improved, and the gain is improved.
An exhaust pipe antenna with laminated media, comprising:
an antenna housing;
an upper end cap;
an antenna body including a reflection plate and an array of radiation elements;
a first dielectric plate;
a second dielectric plate;
the periphery of antenna main part is enclosed and is equipped with the radome, the radiating element of array has been arranged on the surface of the reflecting plate of antenna main part, and the radiating element of array is kept away from the surface area outside of reflecting plate is provided with first dielectric plate, parallel interval arrangement between first dielectric plate and the antenna main part, the surface area outside of keeping away from of first dielectric plate is provided with the second dielectric plate, parallel interval arrangement between second dielectric plate and the first dielectric plate, be provided with a plurality of first perforation on the first dielectric plate, be provided with a plurality of second perforation on the second dielectric plate, first dielectric plate, second dielectric plate combination form range upon range of dielectric structure, first dielectric plate, second dielectric plate all are located arrange in the cavity of radome, the upper end of antenna main part is provided with the upper end cover, the upper end cover install in the top periphery of radome, upper end cover and radome combination form blast pipe structure.
It is further characterized by:
the antenna comprises an antenna main body, and is characterized by further comprising an heightening frame and a maintenance window cover body, wherein the heightening frame comprises an upper ring, a lower ring and a plurality of connecting columns of ring cloth, the bottom end face of the antenna main body is fixedly connected and supported on the upper ring of the heightening frame, the lower ring is used for fixedly connecting and fixing a structure, the maintenance window cover body comprises a cover body and a maintenance window, the cover body is covered on the periphery of the heightening frame, the maintenance window is arranged at a notch position of the cover body and is used for overhauling and maintaining, and the bottom of the cover body is supported on the upper surface of the lower ring;
the lower edge of the antenna housing is in butt joint supporting arrangement with the housing body, so that the antenna housing and the housing body form an integral structure;
the width of the second dielectric plate is smaller than that of the first dielectric plate;
the distance between the first dielectric plate and the reflecting plate is 0.65-0.85 working wavelength;
the distance between the second dielectric plate and the first dielectric plate is 0.2-0.3 working wavelength;
the ratio of the width of the second dielectric plate to the width of the first dielectric plate is 0.5-0.8;
the thickness of the first dielectric plate and the second dielectric plate is 1-3 mm.
The dielectric constants of the first dielectric plate and the second dielectric plate are 3-5;
the first dielectric plate and the second dielectric plate are rectangular solid structures.
After the invention is adopted, the beautifying exhaust pipe antenna with laminated mediums is adopted, a double-layer medium plate is introduced, the radiation performance of the multi-frequency antenna pattern is effectively improved by changing the equivalent dielectric constant above the radiation surface, the beam convergence of the horizontal plane is improved, and the gain is improved.
Drawings
Fig. 1 is a schematic diagram of an antenna according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a laminated media layout of the present invention;
FIG. 3 is a schematic diagram of a first dielectric plate according to an embodiment of the present invention;
the names of the corresponding serial numbers in the figures are as follows:
the second dielectric plate 101, the first dielectric plate 102, the hole 1021, the antenna body 103, the reflection plate 1031, the radiation unit 1032, the upper end cover 104, the radome 105, the height increasing frame 106, the upper ring 1061, the lower ring 1062, the connection column 1063, the maintenance window cover 107, the cover 1071, the maintenance window 1072, the first plastic member support column 108, and the second plastic member support column 109.
Detailed Description
An exhaust pipe antenna with laminated medium, see fig. 1-3, is composed of a radome 105, an upper end cover 104, a height increasing frame 106, a second dielectric plate 101, a first dielectric plate 102, an antenna main body 103 and a maintenance window cover 107. A plurality of hole sites are added in the first dielectric plate 102, and the first dielectric plate 102 and the antenna body 103 are fixed together by the first plastic member support column 108. A plurality of hole sites are added in the second dielectric plate 101, the second dielectric plate 101 and the first dielectric plate 102 are fixed together through the second plastic support column 109, and the width of the second dielectric plate 101 is smaller than that of the first dielectric plate 102. The second dielectric plate 101 and the first dielectric plate 102 constitute a laminated dielectric structure in the present invention. The upper end cap 104 is placed vertically directly above the antenna main body 103, and the upper end cap 104 is fixed above the radome 105 using a metal screw. The height-increasing frame 106 is placed vertically under the antenna main body 103, and the height-increasing frame 106 is fixed to the end plate of the antenna main body 103 by means of metal screws. The maintenance window covering 107 is wrapped outside the height increasing frame 106.
In a specific embodiment, the height-increasing frame 106 includes an upper ring 1061, a lower ring 1062, and a plurality of connection posts 1063 distributed around the upper ring 1061, the bottom end surface of the antenna main body 103 is fixedly connected with and supported by the upper ring 1061 of the height-increasing frame 106, the lower ring 1062 is used for fixedly connecting with a bottom fixing structure (including but not limited to a building body and a base station tower), the maintenance window cover 107 includes a cover 1071 and a maintenance window 1072, the cover 1071 is covered on the periphery of the height-increasing frame 106, the maintenance window 1072 is arranged at a notch position of the cover 1071 and is used for overhauling and maintenance operation, and the bottom of the cover 1071 is supported on the upper surface of the lower ring 1062;
the lower edge of the radome 105 is in abutting bearing arrangement with the housing 1071, ensuring that the radome 105 and housing 1071 form a unitary structure.
In a specific embodiment, the second dielectric plate 101 and the first dielectric plate 102 form a laminated dielectric structure at the reflecting plate 1031 of the antenna body 103, the first dielectric plate 102 has a height of 0.75 working wavelength from the reflecting plate 1031 of the antenna body 103, the second dielectric plate 101 and the first dielectric plate 102 are spaced by 0.25 working wavelength, and the dielectric constants of the second dielectric plate 101 and the first dielectric plate 102 are between 4.2 and 4.4.
In a specific embodiment, the first dielectric plate 102 may be in a hollowed-out design, and according to the position of the radiation unit 1032 on the antenna body, holes 1021 are formed in the first dielectric plate 102, the holes 1021 have a square structure with a width of 0.2-0.5 working wavelength, and the hole pitch of the square holes is consistent with the radiation unit pitch on the antenna body 103.
The beneficial effects are as follows: the beautifying exhaust pipe antenna using the laminated medium is introduced into a double-layer medium plate, and the radiation performance of the multi-frequency antenna pattern is effectively improved by changing the equivalent dielectric constant above the radiation surface, so that the beam convergence of the horizontal plane is improved, and the gain is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. An exhaust pipe antenna with laminated media, comprising:
an antenna housing;
an upper end cap;
an antenna body including a reflection plate and an array of radiation elements;
a first dielectric plate;
a second dielectric plate;
the periphery of the antenna main body is surrounded by the antenna housing, an array of radiation units are arranged on the surface of the reflecting plate of the antenna main body, a first dielectric plate is arranged on the outer side of a surface area, far away from the reflecting plate, of each array of radiation units, the first dielectric plate and the antenna main body are arranged at intervals in parallel, a second dielectric plate is arranged on the outer side of a surface area, far away from the reflecting plate, of each first dielectric plate, the second dielectric plate and the first dielectric plate are arranged at intervals in parallel, a plurality of first through holes are formed in the first dielectric plate, a plurality of second through holes are formed in the second dielectric plate, the first dielectric plate and the second dielectric plate are combined to form a laminated dielectric structure, the first dielectric plate and the second dielectric plate are both arranged in a cavity of the antenna housing, an upper end cover is arranged at the upper end of the antenna main body, the upper end cover is covered on the periphery of the top of the antenna housing, and the upper end cover and the antenna housing are combined to form an exhaust pipe structure;
the width of the second dielectric plate is smaller than that of the first dielectric plate.
2. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the antenna is characterized by further comprising an heightening frame and a maintenance window cover body, wherein the heightening frame comprises an upper ring, a lower ring and a plurality of connecting columns of ring cloth, the bottom end face of the antenna main body is fixedly connected and supported on the upper ring of the heightening frame, the lower ring is used for fixedly connecting and fixing a structure, the maintenance window cover body comprises a cover body and a maintenance window, the cover body is covered on the periphery of the heightening frame, the maintenance window is arranged at a notch position of the cover body and used for overhauling and maintaining operation, and the bottom of the cover body is supported on the upper surface of the lower ring.
3. An exhaust pipe antenna with laminated medium as claimed in claim 2, wherein: the lower edge of the radome is in butt joint supporting arrangement with the radome body.
4. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the distance between the first dielectric plate and the reflecting plate is 0.65-0.85 working wavelength.
5. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the distance between the second dielectric plate and the first dielectric plate is 0.2-0.3 working wavelength.
6. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the ratio of the width of the second dielectric plate to the width of the first dielectric plate is 0.5-0.8.
7. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the thickness of the first dielectric plate and the second dielectric plate is 1-3 mm.
8. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the dielectric constants of the first dielectric plate and the second dielectric plate are 3-5.
9. An exhaust pipe antenna with laminated medium as claimed in claim 1, wherein: the first dielectric plate and the second dielectric plate are rectangular solid structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211590695.4A CN116130951B (en) | 2022-12-12 | 2022-12-12 | Exhaust pipe antenna with laminated medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211590695.4A CN116130951B (en) | 2022-12-12 | 2022-12-12 | Exhaust pipe antenna with laminated medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116130951A CN116130951A (en) | 2023-05-16 |
| CN116130951B true CN116130951B (en) | 2023-09-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211590695.4A Active CN116130951B (en) | 2022-12-12 | 2022-12-12 | Exhaust pipe antenna with laminated medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116130951B (en) |
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| CN217507654U (en) * | 2022-04-14 | 2022-09-27 | 江苏泰科微通讯科技有限公司 | Ultra-wideband 3.5G 4T4R base station antenna |
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| CN116130951A (en) | 2023-05-16 |
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