CN211980894U - Broadband dual-polarized antenna radiation unit and antenna thereof - Google Patents
Broadband dual-polarized antenna radiation unit and antenna thereof Download PDFInfo
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- CN211980894U CN211980894U CN202020802754.XU CN202020802754U CN211980894U CN 211980894 U CN211980894 U CN 211980894U CN 202020802754 U CN202020802754 U CN 202020802754U CN 211980894 U CN211980894 U CN 211980894U
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- radiating element
- connector
- polarized antenna
- broadband dual
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Abstract
The utility model discloses a broadband dual-polarized antenna radiation unit, which comprises a base, wherein one side of the base is provided with a PCB board through a bolt, one side of the PCB board is integrally formed with four metal sheets at equal angles, the outer side of the metal sheet is provided with a first welding spot, a connector female seat is welded on the first welding spot, one side of the metal sheet is provided with two feed cables, and the two feed cables are respectively connected with two metal sheets at opposite angles in a cross mode, the use requirement of antenna dual polarization is realized.
Description
Technical Field
The utility model relates to an antenna field specifically is a broadband dual polarization antenna radiating element and antenna thereof.
Background
The antenna is a device which radiates to the space or receives electromagnetic waves from the space in a radio transceiving system, global coverage of the antenna is required for improving the interception effect, a large number of antenna feed sources are needed, the antenna not only needs to meet the requirement of electrical performance indexes in view of the special requirement of an applied satellite platform on the antenna, but also has great requirements on the envelope size and the structural characteristic of the antenna in order to adapt to the layout requirement of the platform due to large scale of the feed source array; at present, the patch radiating unit of the existing antenna adopts a design scheme of a diamond or square patch radiating unit, but the impedance bandwidth of the square or diamond patch is relatively narrow, so that the performance of a main lobe of a directional diagram at the high end of the antenna is weakened, and the radiating unit is connected with a feed cable in a welding mode, so that the antenna is inconvenient to install and disassemble.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a broadband dual polarized antenna radiating element and antenna thereof, through the theory of operation of antenna, can solve between radiating element and the feeder cable difficult dismantlement and square, rhombus paster radiating element have the problem that the impedance bandwidth is narrower relatively, increases the performance of the high-end directional diagram main lobe of antenna to a certain extent.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a broadband dual-polarized antenna radiation unit, includes the base, the PCB board is installed through the bolt in one side of base, angle integrated into one piece such as one side of PCB board has four sheetmetals, one side of PCB board is provided with the insulating layer, the outside of sheetmetal is provided with first solder joint, the welding has the female seat of connector on the first solder joint, one side of sheetmetal is provided with two feeder cable, two feeder cable is the cross mode respectively with two at diagonal angle the sheetmetal is connected, the public seat of connector has all been welded at feeder cable's both ends, the one end of the public seat of connector is located the inside of the female seat of connector.
Preferably, one end of each metal sheet is arranged to be a right angle, the other end of each metal sheet is arranged to be a petal-shaped arc angle, a gap exists between every two adjacent metal sheets, and the width of the gap is 3-5 mm.
Preferably, a second welding spot is further arranged on one side of each of the two metal sheets on the rear side, a connector female seat is welded on the second welding spot, and the second welding spot is located on one side of the first welding spot.
Preferably, the outer walls of the two ends of the feed cable are sleeved with insulating sleeves, and the inner walls of the insulating sleeves are respectively attached to the outer wall of the male connector seat and the outer wall of the female connector seat.
Preferably, the side wall of the base is symmetrically provided with two convex blocks, the side wall around the PCB is respectively provided with a groove, and the groove is positioned between two adjacent metal sheets.
The utility model provides a broadband dual polarized antenna, includes at least one broadband dual polarized antenna radiating element, still includes reflection chamber and parasitic element, one side in reflection chamber is provided with the stopper that supplies the radiating element installation, the parasitic element is located the top of radiating element, parasitic element and radiating element electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses the one end of main sheetmetal sets up to the right angle, and the other end of sheetmetal sets up to petal shape arc angle, makes the sheetmetal be the paster radiating element of petal shape, and adjacent two there is the clearance between the sheetmetal, through the change of paster radian, has expanded the impedance bandwidth to a certain extent, can optimize the performance of the high-end directional diagram main lobe of antenna, the relation of reasonable configuration impedance bandwidth and directional diagram bandwidth has realized the operation requirement of antenna dual polarization;
2. the utility model discloses be connected through the connector between the radiating element that sets up and the feeder cable, be convenient for install and dismantle.
Drawings
Fig. 1 is a cross-sectional view of a radiating element of the broadband dual-polarized antenna of the present invention;
fig. 2 is a top view of the radiating element of the broadband dual-polarized antenna of the present invention;
fig. 3 is a schematic view of the broadband dual polarized antenna of the present invention.
In the figure: 1. a base; 2. a PCB board; 3. a metal sheet; 4. a feeder cable; 5. an insulating sleeve; 6. a male connector seat; 7. a connector female seat; 8. a groove; 9. a bolt; 10. a bump; 11. an insulating layer; 12. a first solder joint; 13. a second solder joint; 14. a limiting block; 15. a parasitic element; 16. a reflective cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, may be used solely for convenience in reference to the figures and to aid in describing the invention, and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution: a broadband dual-polarized antenna radiation unit comprises a base 1, wherein a PCB (printed Circuit Board) 2 is mounted on one side of the base 1 through a bolt 9, so that the PCB 2 and the base 1 are firmly fixed, the phenomenon that the PCB 2 deforms to influence signal transmission between metal sheets 3 is avoided, four metal sheets 3 are integrally formed on one side of the PCB 2 at equal angles, one ends of the metal sheets 3 are arranged into right angles, the other ends of the metal sheets 3 are arranged into petal-shaped arc angles, a gap exists between every two adjacent metal sheets 3, the width of the gap is 3-5mm, impedance bandwidth is expanded to a certain extent, the performance of a high-end directional diagram main lobe of an antenna can be optimized, the relationship between the impedance bandwidth and the directional diagram bandwidth is reasonably configured, and the use requirement of antenna dual polarization is met;
an insulating layer 11 is arranged on one side of the PCB 2, first welding spots 12 are arranged on the outer sides of the metal sheets 3, female connector seats 7 are welded on the first welding spots 12, second welding spots 13 are also arranged on one sides of the two metal sheets 3 on the rear side, the female connector seats 7 are welded on the second welding spots 13, the second welding spots 13 are located on one sides of the first welding spots 12, and the second welding spots 13 are electrically connected with other parts through cables conveniently;
two feed cables 4 are arranged on one side of the metal sheet 3, the two feed cables 4 are connected with the two metal sheets 3 at opposite angles in a cross mode respectively, the two ends of each feed cable 4 are welded with a male connector seat 6, one end of each male connector seat 6 is positioned inside a female connector seat 7, the outer walls of the two ends of each feed cable 4 are sleeved with insulating sleeves 5, the inner walls of the insulating sleeves 5 are respectively attached to the outer walls of the male connector seats 6 and the outer walls of the female connector seats 7, the male connector seats 6 and the female connector seats 7 are detachably arranged, so that the feed cables are convenient to mount and dismount, the insulating sleeves 5 protect the male connector seats 6 and the female connector seats 7, and the phenomenon that the connectors are contacted with other metals to cause electric leakage when in use is avoided;
two convex blocks 10 are symmetrically arranged on the side wall of the base 1, grooves 8 are respectively formed in the peripheral side wall of the PCB 2, the grooves 8 are positioned between two adjacent metal sheets 3, and the grooves 8 are used for avoiding signal transmission between the two adjacent metal sheets 3;
the utility model provides a broadband dual polarized antenna, includes at least one broadband dual polarized antenna radiating element, still includes reflection chamber 16 and parasitic element 15, and one side of reflection chamber 16 is provided with the stopper 14 that supplies the radiating element installation, and parasitic element 15 is located the top of radiating element, and parasitic element 15 and radiating element electric connection, reflection chamber 16 and parasitic element 15 are the open-top, the metal cavity that the bottom was sealed, can ensure the antenna unidirectional radiation.
The working principle is as follows: the radiating element is four sheetmetals 3 of integrated into one piece on PCB board 2, and PCB board 2 passes through base 1 to be fixed on reflection cavity 16, uses two coaxial feed cable 4 to be connected through the connector with sheetmetal 3, and the dismantlement and the installation of feed cable 4 of being convenient for, sheetmetal 3 are the paster radiating element of petal shape, and adjacent two have the clearance between the sheetmetal 3, through the change of paster radian, has expanded the impedance bandwidth to a certain extent, can optimize the performance of the high-end directional diagram main lobe of antenna, and the relation of reasonable configuration impedance bandwidth and directional diagram bandwidth has realized the dual polarized operation requirement of antenna.
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 (6)
1. A broadband dual-polarized antenna radiating element comprises a base (1), and is characterized in that: PCB board (2) are installed through bolt (9) to one side of base (1), angle integrated into one piece such as one side of PCB board (2) has four sheetmetals (3), one side of PCB board (2) is provided with insulating layer (11), the outside of sheetmetal (3) is provided with first solder joint (12), the welding has female seat of connector (7) on first solder joint (12), one side of sheetmetal (3) is provided with two feeder cable (4), two feeder cable (4) are the mode of crossing respectively with two at opposite angles sheetmetal (3) are connected, public seat of connector (6) have all been welded at the both ends of feeder cable (4), the one end of public seat of connector (6) is located the inside of the female seat of connector (7).
2. The broadband dual-polarized antenna radiating element according to claim 1, wherein: one end of each metal sheet (3) is arranged to be a right angle, the other end of each metal sheet (3) is arranged to be a petal-shaped arc angle, a gap exists between every two adjacent metal sheets (3), and the width of each gap is 3-5 mm.
3. The broadband dual-polarized antenna radiating element according to claim 1, wherein: one side of two sheetmetals (3) of rear side still is provided with second solder joint (13), the welding has the female seat of connector (7) on second solder joint (13), second solder joint (13) are located one side of first solder joint (12).
4. The broadband dual-polarized antenna radiating element according to claim 1, wherein: the outer wall of both ends of feeder cable (4) all overlaps there are insulating cover (5), the inner wall of insulating cover (5) respectively with the outer wall of the public seat of connector (6) with the outer wall laminating of the female seat of connector (7).
5. The broadband dual-polarized antenna radiating element according to claim 1, wherein: the PCB is characterized in that two convex blocks (10) are symmetrically arranged on the side wall of the base (1), grooves (8) are formed in the side wall of the periphery of the PCB (2), and the grooves (8) are located between every two adjacent metal sheets (3).
6. A broadband dual-polarized antenna comprising at least one radiating element of the broadband dual-polarized antenna of any one of claims 1 to 5, wherein: still include reflection chamber (16) and parasitic element (15), one side in reflection chamber (16) is provided with stopper (14) that supply the radiating element installation, parasitic element (15) are located the top of radiating element, parasitic element (15) and radiating element electric connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020802754.XU CN211980894U (en) | 2020-05-14 | 2020-05-14 | Broadband dual-polarized antenna radiation unit and antenna thereof |
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CN202020802754.XU CN211980894U (en) | 2020-05-14 | 2020-05-14 | Broadband dual-polarized antenna radiation unit and antenna thereof |
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CN211980894U true CN211980894U (en) | 2020-11-20 |
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CN202020802754.XU Expired - Fee Related CN211980894U (en) | 2020-05-14 | 2020-05-14 | Broadband dual-polarized antenna radiation unit and antenna thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023108983A1 (en) * | 2021-12-17 | 2023-06-22 | 泰州苏中天线集团有限公司 | Gnss high-precision navigation antenna |
-
2020
- 2020-05-14 CN CN202020802754.XU patent/CN211980894U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023108983A1 (en) * | 2021-12-17 | 2023-06-22 | 泰州苏中天线集团有限公司 | Gnss high-precision navigation antenna |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 Termination date: 20210514 |