CN212991311U - Multi-path omnidirectional unmanned aerial vehicle antenna - Google Patents
Multi-path omnidirectional unmanned aerial vehicle antenna Download PDFInfo
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- CN212991311U CN212991311U CN202021974366.6U CN202021974366U CN212991311U CN 212991311 U CN212991311 U CN 212991311U CN 202021974366 U CN202021974366 U CN 202021974366U CN 212991311 U CN212991311 U CN 212991311U
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Abstract
The utility model discloses a multichannel qxcomm technology unmanned aerial vehicle antenna, which comprises a housin, the module is divided to first qxcomm technology antenna, second qxcomm technology antenna, directional antenna oscillator and merit of casing internal fixation, outside first qxcomm technology antenna and second qxcomm technology antenna stretched out the casing, the feeder of directional antenna oscillator, the feeder of first qxcomm technology antenna and the feeder of second qxcomm technology antenna were connected with the output electricity that the module was divided to the merit respectively. The utility model discloses can effectively enlarge the radiation direction angle of antenna, reduce the communication blind area.
Description
Technical Field
The utility model belongs to the technical field of the antenna technique and specifically relates to a multichannel omnidirectional unmanned aerial vehicle antenna.
Background
The unmanned aerial vehicle is an unmanned aerial vehicle capable of being remotely controlled in a wireless mode, and along with the development of related technologies, the unmanned aerial vehicle is increasingly applied to families, businesses and agriculture. Unmanned aerial vehicle and ground communication are based on wireless remote control signal, therefore the antenna is the key part that realizes unmanned aerial vehicle communication. The antenna element of the existing unmanned aerial vehicle is usually manufactured by adopting a single scheme, the direction angle of the single scheme hardly exceeds 120 degrees, a communication blind area exists in the range exceeding 120 degrees, and the communication between the unmanned aerial vehicle and a ground control center is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multichannel qxcomm technology unmanned aerial vehicle antenna can effectively enlarge the radiation direction angle of antenna, reduces the communication blind area.
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides a multichannel qxcomm technology unmanned aerial vehicle antenna, includes the casing, be fixed with first qxcomm technology antenna, second qxcomm technology antenna, directional antenna oscillator and merit in the casing and divide the module, first qxcomm technology antenna and second qxcomm technology antenna stretch out outside the casing, and the feeder of directional antenna oscillator, the feeder of first qxcomm technology antenna and the feeder of second qxcomm technology antenna are connected with the output electricity that the module was divided to the merit respectively.
Preferably, the housing comprises a bottom plate and an antenna housing fixed on the bottom plate, a fixing plate is arranged above the bottom plate, the first omnidirectional antenna and the second omnidirectional antenna are fixed on the bottom plate, and the directional antenna oscillator is arranged on the fixing plate.
Preferably, the power dividing module is disposed between the bottom plate and the fixing plate.
Preferably, the power dividing module includes a first two-path power divider and a second two-path power divider, the feeder of the directional antenna oscillator and the feeder of the first omnidirectional antenna are electrically connected to two output ends of the first two-path power divider respectively, and the feeder of the second omnidirectional antenna and the input end of the first two-path power divider are electrically connected to two output ends of the second two-path power divider respectively.
Preferably, the first two-path power divider and the second two-path power divider both include a circuit substrate, and a microstrip line is used as a line on the circuit substrate.
Preferably, the second omnidirectional antenna protrudes out of the housing by a length greater than the length of the first omnidirectional antenna.
Preferably, the first omnidirectional antenna and the second omnidirectional antenna extend outward in the same direction.
Preferably, the directional antenna element comprises two sets of element pieces separated by a predetermined distance.
Preferably, a plurality of supporting columns are arranged on the bottom plate, and the fixing plate is fixed to the tops of the supporting columns.
Preferably, the antenna housing comprises a cylinder body, an opening is formed in the lower end of the cylinder body, a fixing ring is arranged on the outer side of the opening, and the fixing ring is fixedly connected with the bottom plate.
The utility model discloses has following technological effect: the utility model discloses the function of utilizing the reverse combination way of merit to divide the ware synthesizes two sets of omnidirectional antenna and a set of directional antenna oscillator by the three routes into all the way for two kinds of omnidirectional antenna oscillators are complementary with a set of directional antenna's oscillator, can effectively enlarge the radiation direction angle of antenna, and the radiation direction angle can be close 180, thereby reduces the communication blind area.
Drawings
Fig. 1 is a schematic structural diagram of a multi-path omnidirectional unmanned aerial vehicle antenna according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of a multi-path omnidirectional unmanned aerial vehicle antenna according to an embodiment of the present invention;
fig. 3 is the utility model relates to an embodiment's decomposition schematic diagram of multichannel omnidirectional unmanned aerial vehicle antenna.
Wherein the reference numerals are: the antenna comprises a shell 1, a bottom plate 11, an antenna housing 12, a fixing plate 13, a supporting column 14, a fixing ring 15, a first omnidirectional antenna 2, a second omnidirectional antenna 3, a directional antenna oscillator 4, a first two-path power divider 51 and a second two-path power divider 52.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the utility model provides a multichannel qxcomm technology unmanned aerial vehicle antenna, as shown in fig. 1-3, it includes casing 1, the holding chamber that holds the object has in casing 1, be fixed with first qxcomm technology antenna 2 at the holding intracavity, second qxcomm technology antenna 3, directional antenna oscillator 4 and merit divide the module, the merit divides the module specifically to divide the module to be the multichannel merit and divides the ware, including a plurality of outputs and an input, the reverse path combination of merit divides the ware can form the combiner, directional antenna oscillator 4's feeder, first qxcomm technology antenna 2's feeder and second qxcomm technology antenna 3's feeder is connected with the output electricity that the module was divided to the merit respectively, just can synthesize the three routes signal into one way, make first qxcomm technology antenna 2, second qxcomm technology antenna 3 and directional antenna oscillator 4's radiation direction angle complementary, can effectively. Meanwhile, the first omnidirectional antenna 2 and the second omnidirectional antenna 3 extend out of the housing 1, so that the housing 1 is prevented from weakening the signal strength of the first omnidirectional antenna 2 and the second omnidirectional antenna 3.
In one embodiment, the housing 1 includes a bottom plate 11 and an antenna cover 12 fixed on the bottom plate 11, wherein a fixing plate 13 is disposed above the bottom plate 11, and the fixing plate 13 is spaced from the bottom plate 11 by a predetermined distance. The first omnidirectional antenna 2 and the second omnidirectional antenna 3 are fixed on the bottom plate 11, and the directional antenna element 4 is arranged on the fixing plate 13, so that electromagnetic interference among the first omnidirectional antenna 2, the second omnidirectional antenna 3 and the directional antenna element 4 can be reduced. The radome 12 protects the inner structure thereof, and the first omnidirectional antenna 2 and the second omnidirectional antenna 3 may extend out of the radome 12.
In an embodiment, the power division module sets up between bottom plate 11 and fixed plate 13, can reduce like this and occupy the space on fixed plate 13 and the bottom plate 11, and the overall volume of multichannel omnidirectional unmanned aerial vehicle antenna is reduced to the position overall arrangement of each part in casing 1 of rational distribution.
In an embodiment, the power dividing module includes a first two-way power divider 51 and a second two-way power divider 52, the feeder of the directional antenna element 4 and the feeder of the first omnidirectional antenna 2 are electrically connected to two output terminals of the first two-way power divider 51, respectively, and the feeder of the second omnidirectional antenna 3 and the input terminal of the first two-way power divider 51 are electrically connected to two output terminals of the second two-way power divider 52, respectively. The directional antenna element 4 and the first omnidirectional antenna 2 are first combined by the first two-path power divider 51, and then combined by the second two-path power divider 52 for the second time, thereby forming a three-in-one.
As shown in fig. 2 and 3, the first two-way power splitter 51 may be fixed to a lower surface of the fixed plate 13, and the second two-way power splitter 52 may be fixed to the base plate 11.
In an embodiment, the first two-way power divider 51 and the second two-way power divider 52 each include a circuit substrate, and the lines on the circuit substrate are microstrip lines, which can reduce antenna loss and improve the efficiency of the whole antenna group.
In one embodiment, the outward direction of the first omnidirectional antenna 2 and the second omnidirectional antenna 3 may be the same. The length of the second omnidirectional antenna 3 extending out of the housing 1 is longer than the length of the first omnidirectional antenna 2 extending out of the housing 1, so that the first omnidirectional antenna 2 and the second omnidirectional antenna 3 are dislocated in the extending direction, and the electromagnetic interference generated between each other is reduced.
In one embodiment, as shown in fig. 2, the directional antenna element 4 comprises two sets of element pieces spaced apart by a predetermined distance, the element pieces being formed into a specific shape.
In one embodiment, a plurality of support posts 14 are provided on the base plate 11, and the fixing plate 13 is fixed on top of the support posts 14 such that the fixing plate 13 is spaced apart from the base plate 11 by a predetermined distance.
In one embodiment, the radome 12 includes a cylinder body having a receiving cavity therein, the receiving cavity forms an opening at a lower end of the cylinder body, a fixing ring 15 is disposed outside the opening, and the fixing ring 15 can be fixed on the bottom plate 11 by screws. The fixing ring 15 may be provided with a through hole extending in a radial direction, through which the first and second omnidirectional antennas 2 and 3 protrude outside the housing 1.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.
Claims (10)
1. The utility model provides a multichannel omnidirectional unmanned aerial vehicle antenna which characterized in that: the power distribution device comprises a shell, wherein a first omnidirectional antenna, a second omnidirectional antenna, a directional antenna oscillator and a power distribution module are fixed in the shell, the first omnidirectional antenna and the second omnidirectional antenna extend out of the shell, and a feeder of the directional antenna oscillator, a feeder of the first omnidirectional antenna and a feeder of the second omnidirectional antenna are respectively and electrically connected with an output end of the power distribution module.
2. The multi-way omni-directional drone antenna of claim 1, characterized in that: the casing includes the bottom plate and fixes the antenna house on the bottom plate, the bottom plate top is provided with the fixed plate, first omnidirectional antenna and second omnidirectional antenna are fixed on the bottom plate, the directional antenna oscillator sets up on the fixed plate.
3. The multi-way omni-directional drone antenna of claim 2, characterized in that: the power dividing module is arranged between the bottom plate and the fixing plate.
4. The multi-path omni-directional drone antenna of any one of claims 1-3, characterized in that: the power dividing module comprises a first two-path power divider and a second two-path power divider, a feeder of the directional antenna oscillator and a feeder of the first omnidirectional antenna are respectively and electrically connected with two output ends of the first two-path power divider, and a feeder of the second omnidirectional antenna and an input end of the first two-path power divider are respectively and electrically connected with two output ends of the second two-path power divider.
5. The multi-way omni-directional drone antenna of claim 4, characterized in that: the first two-path power divider and the second two-path power divider both comprise circuit substrates, and the lines on the circuit substrates are microstrip lines.
6. The multi-path omni-directional drone antenna of any one of claims 1-3, characterized in that: the length of the second omnidirectional antenna extending out of the shell is larger than the length of the first omnidirectional antenna extending out of the shell.
7. The multi-path omni-directional drone antenna of any one of claims 1-3, characterized in that: the first omnidirectional antenna and the second omnidirectional antenna extend outwards in the same direction.
8. The multi-path omni-directional drone antenna of any one of claims 1-3, characterized in that: the directional antenna element comprises two groups of oscillator pieces which are separated by a preset distance.
9. The multi-way omni-directional drone antenna of claim 2 or 3, characterized in that: the bottom plate is provided with a plurality of supporting columns, and the fixing plate is fixed to the tops of the supporting columns.
10. The multi-way omni-directional drone antenna of claim 2 or 3, characterized in that: the antenna house includes the barrel, the lower extreme of barrel is provided with the opening, the open-ended outside is provided with solid fixed ring, gu fixed ring is fixed continuous with the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974366.6U CN212991311U (en) | 2020-09-10 | 2020-09-10 | Multi-path omnidirectional unmanned aerial vehicle antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974366.6U CN212991311U (en) | 2020-09-10 | 2020-09-10 | Multi-path omnidirectional unmanned aerial vehicle antenna |
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| Publication Number | Publication Date |
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| CN212991311U true CN212991311U (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021974366.6U Active CN212991311U (en) | 2020-09-10 | 2020-09-10 | Multi-path omnidirectional unmanned aerial vehicle antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115542242A (en) * | 2022-09-23 | 2022-12-30 | 成都泰格微波技术股份有限公司 | Passive detection device |
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2020
- 2020-09-10 CN CN202021974366.6U patent/CN212991311U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115542242A (en) * | 2022-09-23 | 2022-12-30 | 成都泰格微波技术股份有限公司 | Passive detection device |
| CN115542242B (en) * | 2022-09-23 | 2023-10-13 | 成都泰格微波技术股份有限公司 | Passive detection device |
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Effective date of registration: 20210609 Address after: 523000 the first industrial zone of Tutang, Changping Town, Dongguan City, Guangdong Province Patentee after: BAIAO ELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 343000 Chengxi Industrial Park, Jishui County, Ji'an City, Jiangxi Province Patentee before: JIANGXI INNOVATION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |