CN216251126U - 5G radio frequency active antenna - Google Patents
5G radio frequency active antenna Download PDFInfo
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- CN216251126U CN216251126U CN202122364104.9U CN202122364104U CN216251126U CN 216251126 U CN216251126 U CN 216251126U CN 202122364104 U CN202122364104 U CN 202122364104U CN 216251126 U CN216251126 U CN 216251126U
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- 238000007789 sealing Methods 0.000 claims description 31
- 230000008054 signal transmission Effects 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 16
- 230000017525 heat dissipation Effects 0.000 description 6
- 230000002265 prevention Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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Abstract
The utility model discloses a 5G radio frequency active antenna, which comprises an uplink and a downlink, wherein the uplink and the downlink are arranged in an antenna housing body and are communicated with an antenna array and a radio frequency coaxial connector; the uplink comprises a first radio frequency switch, a low noise amplifier, a first radio frequency attenuator and a second radio frequency switch which are connected with the antenna array in sequence; the downlink comprises a second radio frequency attenuator and a power amplifier which are connected with the receiving end of a second radio frequency switch, and the power amplifier is connected with the first radio frequency switch; the antenna cover body comprises a fixed base and a cover cap which are respectively integrally formed, and a first radio frequency switch, a first radio frequency attenuator, a low noise amplifier, a second radio frequency switch, a second radio frequency attenuator and a power amplifier are all arranged on the fixed base; the 5G radio frequency active antenna has good signal transmission capability, and meets the requirements of integration, miniaturization, light weight, wear resistance, aging resistance and the like in the prior art.
Description
Technical Field
The utility model belongs to the technical field of communication, and particularly relates to a 5G radio frequency active antenna.
Background
Communication enters the 4G and 5G era, the laying of base station antennas gradually develops towards the breadth and depth, and the complex and changeable application environment puts higher requirements on the reliability of the antennas, particularly active antennas.
The antenna cover is a structural member for protecting an active antenna system from being influenced by an external environment, has good electromagnetic wave penetration characteristic on electrical performance, can withstand the action of an external severe environment on mechanical performance, protects the antenna system from being influenced by wind, rain, ice, snow, sand, dust, solar radiation and the like, ensures that the working performance of the antenna system is stable and reliable, simultaneously reduces the abrasion, corrosion and aging of the antenna system, and prolongs the service life. The weight of the mechanical structure is reduced, the inertia is reduced, and the natural frequency is improved. Meanwhile, the advantages of high integration, miniaturization, light weight, low cost and the like are required.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a 5G radio frequency active antenna which has good signal transmission capability and meets the requirements of integration, miniaturization, light weight, wear resistance, aging resistance and the like in the prior art.
The utility model discloses a 5G radio frequency active antenna, which comprises an uplink and a downlink which are arranged in an antenna housing and are communicated with an antenna array and a radio frequency coaxial connector; the uplink comprises a first radio frequency switch connected with the antenna array, a low noise amplifier connected with a receiving end of the first radio frequency switch, a first radio frequency attenuator connected with an output end of the low noise amplifier and a second radio frequency switch connected with an output end of the first radio frequency attenuator in sequence; the downlink comprises a second radio frequency attenuator connected with the receiving end of a second radio frequency switch and a power amplifier connected with the output end of the second radio frequency attenuator, and the power amplifier is connected with the transmitting end of the first radio frequency switch;
the antenna cover body comprises a fixed base and a cover cap which are respectively integrally formed, and the first radio frequency switch, the first radio frequency attenuator, the low noise amplifier, the second radio frequency switch, the second radio frequency attenuator and the power amplifier are all arranged on the fixed base.
Preferably, the side of the fixed base far away from the cover is uniformly provided with heat dissipation ribs.
Preferably, two ends of the fixed base are respectively provided with a sealing end plate facing the cover cap, the sealing end plate is provided with a plurality of first mounting end holes with axes perpendicular to the fixed base, and the cover cap is fixedly connected with the fixed base through the first mounting end holes; the sealing end plate is trapezoidal.
Preferably, a plurality of first mounting side holes with axes perpendicular to the fixed base are arranged on the side edge of the fixed base along the length direction, and the cover cap is fixedly connected with the fixed base through the first mounting side holes.
Preferably, the shroud include one with unable adjustment base parallel apron, the apron is provided with the orientation on length direction's side unable adjustment base's sealed curb plate, sealed curb plate keeps away from be provided with the installation shoulder on the side of apron, be provided with a plurality of second installation limit holes that suit with first installation limit hole on the installation shoulder, second installation limit hole and first installation limit hole pass through the fastener and connect.
Preferably, the both ends of apron are provided with and suit with sealed end plate and arrange in sealed end cover on the sealed end plate, be provided with sealed shoulder on the sealed end cover, sealed shoulder is arranged in on the top surface of sealed end plate and is provided with a plurality of second installation end holes that suit with first installation end hole in, second installation end hole passes through the fastener with first installation end hole and is connected.
The 5G radio frequency active antenna has the beneficial effects that: the signal is amplified by the power amplifier and the low noise amplifier, and the strength of signal transmission is ensured. Interference occurring in the signal transmission is ensured by the first radio frequency attenuator and the second radio frequency attenuator. The design of the antenna cover body structure, the antenna cover body self installation is simple, and the heat dissipation is good, has realized integrating, miniaturization, lightweight and the stand wear and tear of the antenna cover body, performance such as ageing-resistant of active antenna.
Drawings
Fig. 1 is a schematic diagram of a 5G rf active antenna according to the present invention,
fig. 2 is a schematic structural diagram of an antenna cover in the technical solution of the present invention.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.
As shown in fig. 1, a 5G rf active antenna according to an embodiment of the present invention includes an uplink and a downlink disposed in an antenna enclosure 01 and communicating an antenna element 08 and an rf coaxial connector 09. The uplink comprises a first radio frequency switch 02 connected with the antenna array 08, a low noise amplifier 03 connected with a receiving end of the first radio frequency switch 02, a first radio frequency attenuator 04 connected with an output end of the low noise amplifier 03, and a second radio frequency switch 05 connected with an output end of the first radio frequency attenuator 04 in sequence. The downlink comprises a second radio frequency attenuator 06 connected with the receiving end of the second radio frequency switch 05 and a power amplifier 07 connected with the output end of the second radio frequency attenuator 06, and the power amplifier 07 is connected with the transmitting end of the first radio frequency switch 05. The signal is amplified by the power amplifier and the low noise amplifier, and the strength of signal transmission is ensured. Interference occurring in the signal transmission is ensured by the first radio frequency attenuator and the second radio frequency attenuator.
As shown in fig. 2, the antenna cover 01 includes a fixing base 11 and a cover 20 which are integrally formed. First radio frequency switch, first radio frequency attenuator, all install with low noise amplifier, second radio frequency switch, second radio frequency attenuator and power amplifier on unable adjustment base 11, shroud 20 covers and establishes and realize sealing the components and parts in the active antenna on unable adjustment base 11, realizes sealing active antenna, realizes dustproof rain-proof, realizes keeping apart active antenna and external environment simultaneously, reduces the interference of external environment to the inside components and parts of active antenna, improves active antenna's interference killing feature, improves the quality that active antenna sent or received the signal.
As shown in fig. 2, heat dissipating ribs 12 are uniformly distributed on the side of the fixed base 11 away from the cover 20. The heat dissipation ribs 12 and the fixing base 11 are integrally formed, so that the internal components of the active antenna can be timely dissipated, the heat dissipation effect is improved, the stability of receiving or transmitting signals of the active antenna is ensured, and the signal attenuation of the active antenna is reduced. Meanwhile, the strength of the fixing base 11 can be enhanced due to the arrangement of the heat dissipation ribs 12, and the fixing base and the internal components can be conveniently installed.
As shown in fig. 2, two ends of the fixed base 11 are respectively provided with a sealing end plate 13 facing the cover cap, and the sealing end plate 13 is provided with a plurality of first mounting end holes 14 with axes perpendicular to the fixed base. The cover 20 is fixedly connected with the fixed base 11 through the first mounting end hole 14. The seal end plate 14 is trapezoidal in shape. The side of unable adjustment base 11 along length direction is provided with a plurality of axis perpendicular to unable adjustment base 11's first installation limit hole 15, shroud 20 through first installation limit hole 15 with unable adjustment base 11 fixed connection.
This technical scheme's setting, the installation operation of the active antenna components and parts of being convenient for, the setting of two sealed end plates 13 not only is convenient for the installation and the fixing of shroud 20, also makes unable adjustment base 11 form a U type slot region simultaneously, is convenient for by the installation of the components and parts of active antenna with fixed in, the placing and the location of components and parts.
As shown in fig. 2, the cover 20 includes a cover plate 21 parallel to the fixed base 11. The cover plate 21 is provided with a sealing side plate 25 facing the fixed base 11 on a side in the longitudinal direction. The side face, far away from the cover plate 21, of the sealing side plate 25 is provided with a mounting shoulder 26, and the mounting shoulder 26 is provided with a plurality of second mounting side holes matched with the first mounting side holes 15. The second mounting edge hole and the first mounting edge hole 15 are connected by a fastener. And two ends of the cover plate 21 are provided with sealing end covers 22 which are adaptive to the sealing end plate 13 and arranged on the sealing end plate 13. The sealing end cover 22 is provided with a sealing shoulder 23, and the sealing shoulder 23 is arranged on the top surface of the sealing end plate 13 and is provided with a plurality of second mounting end holes 24 corresponding to the first mounting end holes 14. The second mounting end hole 24 is connected to the first mounting end hole 14 by a fastener. The cover 20 is designed to facilitate the fixing of the cover 20 to the fixing base 11. When the cover is installed, a sealing ring or a sealing gasket is arranged at the joint between the cover 20 and the fixed base 11, so that the sealing, dust prevention, moisture prevention and rain prevention of the cover are further realized. Meanwhile, vibration caused by external force (wind force and rain force) between the cover 20 and the fixed base 11 is reduced, and the failure rate of the active antenna is reduced.
The antenna cover body structure of the technical scheme has the advantages that the antenna cover body is simple to install, good in heat dissipation, and capable of achieving integration, miniaturization, light weight, wear resistance, aging resistance and the like of the antenna cover body.
Technical solution of the utility model the present invention is described above with reference to the accompanying drawings by way of example, and it is to be understood that the specific implementation of the present invention is not limited to the above-described embodiments, and it is within the scope of the present invention to employ various insubstantial modifications of the method concept and technical solution of the present invention, or to directly apply the concept and technical solution of the present invention to other applications without modification.
Claims (6)
1. A5G radio frequency active antenna is characterized by comprising an uplink and a downlink which are arranged in an antenna housing and are communicated with an antenna array and a radio frequency coaxial connector; the uplink comprises a first radio frequency switch connected with the antenna array, a low noise amplifier connected with a receiving end of the first radio frequency switch, a first radio frequency attenuator connected with an output end of the low noise amplifier and a second radio frequency switch connected with an output end of the first radio frequency attenuator in sequence; the downlink comprises a second radio frequency attenuator connected with the receiving end of a second radio frequency switch and a power amplifier connected with the output end of the second radio frequency attenuator, and the power amplifier is connected with the transmitting end of the first radio frequency switch;
the antenna cover body comprises a fixed base and a cover cap which are respectively integrally formed, and the first radio frequency switch, the first radio frequency attenuator, the low noise amplifier, the second radio frequency switch, the second radio frequency attenuator and the power amplifier are all arranged on the fixed base.
2. The active antenna of claim 1, wherein heat dissipating ribs are uniformly disposed on a side of the fixing base away from the cover.
3. The 5G radio frequency active antenna according to claim 2, wherein the two ends of the fixed base are respectively provided with a sealing end plate facing the cover cap, the sealing end plate is provided with a plurality of first mounting end holes with axes perpendicular to the fixed base, and the cover cap is fixedly connected with the fixed base through the first mounting end holes; the sealing end plate is trapezoidal.
4. The 5G radio frequency active antenna according to claim 2, wherein the fixing base is provided with a plurality of first mounting side holes with axes perpendicular to the fixing base along the side edge of the fixing base in the length direction, and the cover is fixedly connected with the fixing base through the first mounting side holes.
5. A 5G rf active antenna according to claim 1, wherein the cover comprises a cover plate parallel to the fixing base, the cover plate is provided with a sealing side plate facing the fixing base on a side edge in the length direction, a mounting shoulder is provided on a side of the sealing side plate away from the cover plate, the mounting shoulder is provided with a plurality of second mounting edge holes corresponding to the first mounting edge holes, and the second mounting edge holes and the first mounting edge holes are connected by fasteners.
6. A5G radio frequency active antenna according to claim 5, wherein the two ends of the cover plate are provided with sealing end caps adapted to the sealing end plates and disposed on the sealing end plates, the sealing end caps are provided with sealing shoulders, the sealing shoulders are disposed on the top surfaces of the sealing end plates and provided with a plurality of second mounting end holes adapted to the first mounting end holes, and the second mounting end holes are connected with the first mounting end holes through fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122364104.9U CN216251126U (en) | 2021-09-28 | 2021-09-28 | 5G radio frequency active antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122364104.9U CN216251126U (en) | 2021-09-28 | 2021-09-28 | 5G radio frequency active antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216251126U true CN216251126U (en) | 2022-04-08 |
Family
ID=80987185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122364104.9U Active CN216251126U (en) | 2021-09-28 | 2021-09-28 | 5G radio frequency active antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216251126U (en) |
-
2021
- 2021-09-28 CN CN202122364104.9U patent/CN216251126U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240123 Address after: 230000 intersection of Xinqiao road and Binjiang Avenue, high tech Industrial Development Zone, Lujiang County, Hefei City, Anhui Province Patentee after: Anhui Lanxun Communication Technology Co.,Ltd. Country or region after: China Address before: 230000 16 / F, block D, phase III (South District), independent innovation industrial base, new industrial park, Shushan District, Hefei City, Anhui Province Patentee before: ANHUI LANMAI COMMUNICATION CO.,LTD. Country or region before: China |
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| TR01 | Transfer of patent right |