CN204348903U - A kind of low frequency dual-polarization radiating unit - Google Patents
A kind of low frequency dual-polarization radiating unit Download PDFInfo
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- CN204348903U CN204348903U CN201520053039.XU CN201520053039U CN204348903U CN 204348903 U CN204348903 U CN 204348903U CN 201520053039 U CN201520053039 U CN 201520053039U CN 204348903 U CN204348903 U CN 204348903U
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- radiation arm
- polarization
- low frequency
- supporter
- radiating
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Abstract
The utility model provides a kind of low frequency dual-polarization radiating unit, comprise the dipole radiating element symmetrical between two that four structures are identical, the lower surface of four described radiating elements connects to form integrative-structure by a circular connector, its upper surface forms a square bore, the coaxial line that two symmetrical radiating elements connect is in parallel, form the linear polarization in a direction, the polarization formed with two other radiating element is mutually orthogonal; The supporter that described radiating element comprises two orthogonal radiation arms and is connected on each radiation arm, two described supporters be arranged in parallel, gap is provided with between described radiation arm, the top of described radiation arm is provided with the feed tab of spanning gap, one end of feed tab is connected to one of them radiation arm, its other end is connected with the inner wire of coaxial cable, and the supporter below the other end of feed tab is connected with outer conductor.The Miniaturization Design of the utility model radiating element, makes the miniaturization of antenna, is beneficial to assembling, reduce production cost.
Description
Technical field
The utility model belongs to moving communicating field, particularly relates to a kind of low frequency dual-polarization radiating unit.
Background technology
The requirement of existing wireless communication system to antenna for base station is more and more higher, and being not only electrical property will reach designing requirement, and be also more strict to the dimensional requirement of antenna, at present, the miniaturization of antenna has become the development trend of antenna for base station.The miniaturization of antenna is not only beneficial to assembling, reduces the terrace resource taken, and greatly reduces the production cost of antenna.For realizing the miniaturization of antenna for base station, the importantly miniaturization of phase shifter and the miniaturization of radiating element.
Summary of the invention
The utility model provides a kind of miniaturization, cost low frequency dual-polarization radiating unit low, easy to assembly.
The technical solution adopted in the utility model is:
A kind of low frequency dual-polarization radiating unit, it is characterized in that: comprise the dipole radiating element symmetrical between two that four structures are identical, the lower surface of four described radiating elements connects to form integrative-structure by a circular connector, its upper surface forms a square bore, the coaxial line that two symmetrical radiating elements connect is in parallel, form the linear polarization in a direction, the polarization formed with two other radiating element is mutually orthogonal; The supporter that described radiating element comprises two orthogonal radiation arms and is connected on each radiation arm, two described supporters be arranged in parallel, gap is provided with between described radiation arm, the top of described radiation arm is provided with the feed tab of spanning gap, one end of feed tab is connected to one of them radiation arm, its other end is connected with the inner wire of coaxial cable, and the supporter below the other end of feed tab is connected with outer conductor.
Further, the total length of described supporter is 0.23 ~ 0.3 operation wavelength, and it connects to form by a vertical structure with the incline structure body that horizontal direction is 45 degree ~ 60 degree, and described supporter height is in the vertical direction 68mm ~ 72mm.
Further, the outside of described supporter is provided with the groove holding cable.
Further, whole radiating element is fixed on antenna-reflected plate by circular connector.
Further, the overall length of described radiation arm is 0.22 ~ 0.25 operation wavelength, and it comprises a main part, and one end of described main part is the connecting portion of the horizontal direction bending be connected with supporter, and its other end is the bending part that a downward bending is vertical with main part.
Further, be provided with spacing between the radiation arm of two radiating elements that the radiation arm of each radiating element is equal and adjacent, spacing range is 5mm ~ 8mm.
Further, the radiation arm mounted with feed tab is provided with one for the cylindrical projection be welded to connect with feed tab.
The beneficial effects of the utility model: the Miniaturization Design of radiating element, make the miniaturization of antenna, are not only beneficial to assembling, reduce the terrace resource taken, and greatly reduce the production cost of antenna.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with specific embodiment, the utility model is further described, but the utility model is not confined to these embodiments.One skilled in the art would recognize that the utility model covers all alternatives, improvement project and the equivalents that may comprise in Claims scope.
With reference to Fig. 1, a kind of low frequency dual-polarization radiating unit, comprise the dipole radiating element 1,2,3,4 symmetrical between two that four structures are identical, the lower surface of four described radiating elements 1,2,3,4 connects to form integrative-structure by a circular connector 5, its upper surface forms a square bore, the coaxial line that two symmetrical radiating elements connect is in parallel, and form the linear polarization in a direction, the polarization formed with two other radiating element is mutually orthogonal; The supporter 15 that described radiating element comprises two orthogonal radiation arms 6 and is connected on each radiation arm 6, two described supporters 15 be arranged in parallel, gap is provided with between described radiation arm 6, the top of described radiation arm 6 is provided with the feed tab 14 of spanning gap, one end of feed tab 14 is connected to one of them radiation arm 6, its other end is connected with the inner wire of coaxial cable, and the supporter 15 below the other end of feed tab 14 is connected with outer conductor.
The total length of supporter 15 described in the present embodiment is 0.23 ~ 0.3 operation wavelength, and it connects to form by a vertical structure 9 with the incline structure body 7 that horizontal direction is 45 degree ~ 60 degree, and described supporter 15 height is in the vertical direction 68mm ~ 72mm.The outside of described supporter 15 is provided with the groove 11 holding cable.
The whole radiating element of the present embodiment is fixed on antenna-reflected plate by circular connector 5.
The overall length of radiation arm 6 described in the present embodiment is 0.22 ~ 0.25 operation wavelength, it comprises a main part 8, one end of described main part 8 is the connecting portion 12 of the horizontal direction bending be connected with supporter 15, and its other end is the bending part 10 that a downward bending is vertical with main part 8.
Be provided with spacing between the radiation arm 6 of two radiating elements that the radiation arm 6 of each radiating element of the present embodiment is equal and adjacent, spacing range is 5mm ~ 8mm.
The radiation arm 6 that the present embodiment and feed tab 14 mount is provided with one for the cylindrical projection 13 be welded to connect with feed tab 14.
Claims (7)
1. a low frequency dual-polarization radiating unit, it is characterized in that: comprise the dipole radiating element symmetrical between two that four structures are identical, the lower surface of four described radiating elements connects to form integrative-structure by a circular connector, its upper surface forms a square bore, the coaxial line that two symmetrical radiating elements connect is in parallel, form the linear polarization in a direction, the polarization formed with two other radiating element is mutually orthogonal; The supporter that described radiating element comprises two orthogonal radiation arms and is connected on each radiation arm, two described supporters be arranged in parallel, gap is provided with between described radiation arm, the top of described radiation arm is provided with the feed tab of spanning gap, one end of feed tab is connected to one of them radiation arm, its other end is connected with the inner wire of coaxial cable, and the supporter below the other end of feed tab is connected with outer conductor.
2. a kind of low frequency dual-polarization radiating unit as claimed in claim 1, it is characterized in that: the total length of described supporter is 0.23 ~ 0.3 operation wavelength, it connects to form by a vertical structure with the incline structure body that horizontal direction is 45 degree ~ 60 degree, and described supporter height is in the vertical direction 68mm ~ 72mm.
3. a kind of low frequency dual-polarization radiating unit as claimed in claim 2, is characterized in that: the outside of described supporter is provided with the groove holding cable.
4. a kind of low frequency dual-polarization radiating unit as claimed in claim 1, is characterized in that: whole radiating element is fixed on antenna-reflected plate by circular connector.
5. a kind of low frequency dual-polarization radiating unit as claimed in claim 1, it is characterized in that: the overall length of described radiation arm is 0.22 ~ 0.25 operation wavelength, it comprises a main part, one end of described main part is the connecting portion of the horizontal direction bending be connected with supporter, and its other end is the bending part that a downward bending is vertical with main part.
6. a kind of low frequency dual-polarization radiating unit as claimed in claim 1, is characterized in that: be provided with spacing between the radiation arm of two radiating elements that the radiation arm of each radiating element is equal and adjacent, spacing range is 5mm ~ 8mm.
7. a kind of low frequency dual-polarization radiating unit as described in one of claim 1 ~ 6, is characterized in that: the radiation arm mounted with feed tab is provided with one for the cylindrical projection be welded to connect with feed tab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520053039.XU CN204348903U (en) | 2015-01-26 | 2015-01-26 | A kind of low frequency dual-polarization radiating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520053039.XU CN204348903U (en) | 2015-01-26 | 2015-01-26 | A kind of low frequency dual-polarization radiating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204348903U true CN204348903U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520053039.XU Active CN204348903U (en) | 2015-01-26 | 2015-01-26 | A kind of low frequency dual-polarization radiating unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019011030A1 (en) * | 2017-07-10 | 2019-01-17 | 武汉虹信通信技术有限责任公司 | Bowl-shaped dual-polarized base station antenna radiating unit and antenna |
-
2015
- 2015-01-26 CN CN201520053039.XU patent/CN204348903U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019011030A1 (en) * | 2017-07-10 | 2019-01-17 | 武汉虹信通信技术有限责任公司 | Bowl-shaped dual-polarized base station antenna radiating unit and antenna |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |