CN111799542A - Emergency communication satellite antenna - Google Patents
Emergency communication satellite antenna Download PDFInfo
- Publication number
- CN111799542A CN111799542A CN202010597847.8A CN202010597847A CN111799542A CN 111799542 A CN111799542 A CN 111799542A CN 202010597847 A CN202010597847 A CN 202010597847A CN 111799542 A CN111799542 A CN 111799542A
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- Prior art keywords
- antenna
- satellite antenna
- component
- satellite
- emergency communication
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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
- H01Q1/12—Supports; Mounting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/005—Damping of vibrations; Means for reducing wind-induced forces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
Abstract
The invention provides an emergency communication satellite antenna which comprises a body, a plurality of side lobes and a plurality of supports, wherein the side lobes are detachably mounted on the upper portion of the body to form an antenna surface, the body and the side lobes are combined to form a satellite antenna in a central focusing mode, the supports are mounted at the bottom of the body antenna, and the support angles of the supports can be adjusted. The emergency communication satellite antenna has the advantages that: the bracket can be adjusted in multiple stages, has good wind stability and strong wind resistance and water seepage capability, and can meet the application requirements of different ground environments; various calibers of antennas are supported, and antenna lobes are convenient to replace; various communication modes are fused, and application requirements of different industries can be met.
Description
Technical Field
The invention relates to the field of satellite communication, in particular to an emergency communication satellite antenna.
Background
China has complex geographical environment and frequent geological disasters, particularly, a ground communication network is easy to be damaged when earthquakes, floods and the like occur, and satellite communication is an effective communication means for emergency communication. The communication speed, stability, safety and reliability are important means for measuring the satellite communication quality. The stability, safety and reliability of the antenna are important indexes for measuring the satellite communication quality.
The satellite antenna is divided into a positive feed antenna and a bias feed antenna, the positive feed antenna is called a central focusing satellite antenna, and because the electromagnetic wave of the positive feed antenna is shielded by a feed source rod and a feed source cap, and the bias feed antenna is not shielded, the efficiency of the bias feed antenna with the same caliber is superior to that of the positive feed antenna. In addition, the wind resistance and the wading capacity of the positive feed antenna are obviously superior to those of the offset feed antenna.
The existing emergency communication satellite antenna mainly adopts an offset feed antenna which has the advantages of low collection height and convenience in collection and transportation, but the wind resistance is poor, if the wind speed is high in an emergency rescue site, the antenna surface can greatly shake, the antenna stability can be poor, the communication quality can be influenced, and meanwhile, the adjacent satellite interference can be caused. The offset-fed satellite antenna electrical bin is generally positioned at the bottom end of the antenna and is very close to the ground, and once the electrical bin enters water in rainy days, the antenna cannot work, so that the emergency rescue work is seriously influenced. Meanwhile, the conventional emergency communication satellite antenna generally only supports conventional satellite communication, and cannot meet the requirement of novel multi-service emergency rescue.
In view of the foregoing, it would be desirable to provide an emergency communication satellite antenna that overcomes the deficiencies of the prior art.
Disclosure of Invention
The present invention aims to provide an emergency communication satellite antenna which overcomes the drawbacks of the prior art. The object of the present invention is achieved by the following technical means.
One embodiment of the invention provides an emergency communication satellite antenna, wherein the emergency communication satellite antenna comprises a body, a plurality of side lobes and a plurality of supports, the side lobes are detachably mounted on the upper portion of the body to form an antenna surface, the body and the side lobes are combined to form a satellite antenna in a central focusing mode, the supports are mounted at the bottom of the body antenna, and the support angles of the supports can be adjusted.
According to the emergency communication satellite antenna provided by the embodiment of the invention, the angle of the support for supporting the feed forward antenna is adjusted in a multi-stage adjusting mode.
According to the emergency communication satellite antenna provided by the above embodiment of the invention, the size of the side lobe is selected according to the application scene of the emergency communication satellite antenna, and the side lobes with different sizes are connected with the body to form antenna surfaces with different calibers.
According to the emergency communication satellite antenna provided by the above embodiment of the present invention, the bracket includes a base, a support rod, a handle and a connecting member, the fixing member is provided with at least two positioning slots, the connecting member is fixedly installed at the bottom of the body, one end of the support rod is connected to the connecting member, the other end of the support rod is connected to the base, the support rod swings around a connection point of the support rod with the connecting member as an axis, the base swings around a connection point of the support rod with the base, the middle section of the handle and one end of the support rod close to the connecting member are bent, and the top end of the handle can be inserted into the positioning slots on.
According to the emergency communication satellite antenna provided by the embodiment of the invention, the body comprises the feed source, the main lobe, the driving assembly, the tuner, the power amplifier unit, the electric assembly and the electric bin, the bottom of the electric bin is connected with the plurality of supports, the bottom of the driving assembly is connected with the electric bin, the main lobe is arranged on one side of the upper part of the driving assembly through the feed source, the tuner and the power amplifier unit are arranged on the other side of the upper part of the driving assembly opposite to the feed source, the electric assembly is arranged in the electric bin, the feed source is electrically connected with the tuner, the tuner is electrically connected with the power amplifier unit, and the power amplifier unit is electrically connected with the electric assembly.
According to the emergency communication satellite antenna provided by the above embodiment of the present invention, the electrical component includes a modem component, a wireless communication component and a routing component, the modem component is electrically connected to the power amplifier unit, the wireless communication component and the routing component respectively, the wireless communication component is electrically connected to the routing component, the feed source is used for receiving satellite signals and sending signals to a satellite, the tuner is used for performing down-conversion processing on the satellite signals from the feed source and transmitting the processed signals to the power amplifier unit, the power amplifier unit amplifies the satellite signals and transmits the amplified signals to the modem component, the modem component demodulates the satellite signals and modulates the signals sent to the satellite, the wireless communication component communicates with the ground wireless communication network, the routing component provides routing services for various external devices so that the external devices can be connected with the communication satellite or the ground wireless communication network through the emergency communication satellite antenna, the emergency communication satellite antenna can automatically select a communication mode according to the strength of the satellite antenna and the ground wireless communication network signal.
The emergency communication satellite antenna has the advantages that: the bracket can be adjusted according to the placing environment of the antenna, so that the electrical bin of the antenna is far away from the ground, the water seepage resistance is high, and the application requirements of different ground environments can be met; a positive feed with good wind stability and strong wind resistance is adopted; supporting antennas with various calibers; the antenna lobe is convenient to detach and replace and convenient to store and transport; various communication modes are fused, and the requirement of multi-service emergency rescue can be met.
Drawings
The disclosure of the present invention will become more readily understood with reference to the accompanying drawings. As is readily understood by those skilled in the art: these drawings are only for illustrating the technical solutions of the present invention and are not intended to limit the scope of the present invention. In the figure:
FIG. 1 shows a schematic diagram of an emergency communications satellite antenna according to one embodiment of the present invention;
FIG. 2 illustrates a schematic view of a mounting for an emergency communications satellite antenna according to one embodiment of the present invention, as shown in FIG. 1;
FIG. 3 illustrates the emergency communication satellite antenna shown in FIG. 1 after adjustment of the support angle of the support according to one embodiment of the present invention;
fig. 4 is a block diagram illustrating an electrical connection relationship among a feed source, a tuner, a power amplifier unit, and electrical components of the emergency communication satellite antenna according to an embodiment of the present invention as illustrated in fig. 1.
Detailed Description
Fig. 1-4 and the following description depict alternative embodiments of the invention to teach those skilled in the art how to make and use the invention. Some conventional aspects have been simplified or omitted for the purpose of teaching the present invention. Those skilled in the art will appreciate that variations or substitutions from these embodiments will fall within the scope of the invention. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the invention. Thus, the present invention is not limited to the following alternative embodiments, but is only limited by the claims and their equivalents.
Fig. 1-3 show schematic diagrams of an emergency communications satellite antenna according to one embodiment of the present invention. As shown in fig. 1-3, the emergency communication satellite antenna comprises a body 1, a plurality of side lobes 2 and a plurality of supports 3, wherein the side lobes 2 are detachably mounted on the upper portion of the body 1 to form an antenna surface, the body 1 and the side lobes 2 are combined to form a satellite antenna in a central focusing mode, the supports 3 are mounted at the bottom of the antenna of the body 1, and the support angles of the supports 3 can be adjusted.
According to the emergency communication satellite antenna provided by the above embodiment of the present invention, the number of the brackets 3 and the installation position between the brackets 3 and the body 1 are determined according to the size and the shape of the emergency communication satellite antenna, and preferably, as shown in fig. 1 to 3, the emergency communication satellite antenna includes three brackets 3, and the three brackets 3 are installed at the bottom of the emergency communication satellite antenna in a triangular layout.
According to the emergency communication satellite antenna provided by the embodiment of the invention, the angle of the support 3 for supporting the feed antenna is adjusted in a multi-stage adjusting mode.
According to the emergency communication satellite antenna provided by the above one embodiment of the present invention, the size of the side lobe 2 is selected according to the requirement of the application scenario of the emergency communication satellite antenna, and the side lobes 2 with different sizes are connected to the body 1 to form antenna surfaces with different calibers, for example, the emergency communication satellite antenna can be selected from 0.6m, 0.8m or other antenna surfaces.
According to the emergency communication satellite antenna provided by the above embodiment of the present invention, the bracket 3 includes a base 31, a supporting rod 32, a handle 33 and a connecting member 34, the fixing member is provided with at least two positioning slots 341, the connecting member 34 is fixedly installed at the bottom of the body 1, one end of the supporting rod 32 is connected to the connecting member 34, the other end of the supporting rod 32 is connected to the base 31, the supporting rod 32 swings around a connection point of the supporting rod 34, the base 31 swings around a connection point of the supporting rod 32, the middle section of the handle 33 and one end of the supporting rod 32 close to the connecting member 34 are bent, the top end 331 of the handle 33 can be inserted into the positioning slots 341 on the fixing member to fix an angle of the bracket 3 relative to the body 1, and the plurality of positioning slots 341 respectively correspond to different supporting.
According to the emergency communication satellite antenna provided by the above embodiment of the present invention, the body 1 includes a feed source 11, a main lobe 12, a driving component 13, a tuner 14, a power amplifier unit 15, an electrical component 17 and an electrical bin 16, the bottom of the electrical bin 16 is connected to the plurality of brackets 3, the bottom of the driving component 13 is connected to the electrical bin 16, the main lobe 12 is installed on one side of the upper portion of the driving component 13 through the feed source 11, the tuner 14 and the power amplifier unit 15 are installed on the other side of the upper portion of the driving component 13 opposite to the feed source 11, the electrical component 17 is disposed in the electrical bin 16, the feed source 11 is electrically connected to the tuner 14, the tuner 14 is electrically connected to the power amplifier unit 15, and the power amplifier unit 15 is electrically connected to the electrical component 17.
Fig. 4 is a block diagram illustrating an electrical connection relationship among a feed source, a tuner, a power amplifier unit, and electrical components of the emergency communication satellite antenna according to an embodiment of the present invention as illustrated in fig. 1. As shown in fig. 4, the electrical component 17 includes a modem component 171, a wireless communication component 172, and a routing component 173, the modem component 171 is electrically connected to the power amplifier unit 15, the wireless communication component 172, and the routing component 173, respectively, the wireless communication component 172 is electrically connected to the routing component 173, the power feed 11 is used for receiving satellite signals and sending signals to satellites, the tuner 14 is used for performing frequency reduction processing on the satellite signals from the power feed 11 and transmitting the processed signals to the power amplifier unit 15, the power amplifier unit 15 amplifies the satellite signals and transmits the amplified signals to the modem component 171, the modem component 171 performs demodulation processing on the satellite signals and performs modulation processing on the signals sent to the satellites, the wireless communication component 172 communicates with a ground wireless communication network, and the routing component 173 provides routing services for various external devices so that the external devices can be connected to the communication satellites or the ground wireless communication network through an emergency communication satellite antenna, the emergency communication satellite antenna can automatically select a communication mode according to the strength of the satellite antenna and the ground wireless communication network signal.
According to the emergency communication satellite antenna provided by the embodiment of the invention, the ground wireless communication network comprises but is not limited to a 3G/4G/5G network.
The emergency communication satellite antenna provided according to the above-described one embodiment of the present invention, wherein the routing component 103 provides network services.
The emergency communication satellite antenna has the advantages that: the bracket can be adjusted according to the placing environment of the antenna, so that the electrical bin of the antenna is far away from the ground, the water seepage resistance is high, and the application requirements of different ground environments can be met; a positive feed with good wind stability and strong wind resistance is adopted; supporting antennas with various calibers; the antenna lobe is convenient to detach and replace and convenient to store and transport; various communication modes are fused, and the requirement of multi-service emergency rescue can be met.
It will of course be realised that whilst the foregoing has been given by way of illustrative example of this invention, all such and other modifications and variations thereto as would be apparent to persons skilled in the art are deemed to fall within the broad scope and ambit of this invention as is herein set forth. Therefore, while this invention has been described with reference to preferred embodiments, it is not intended that the novel apparatus be limited thereby, but on the contrary, it is intended to cover various modifications and equivalent arrangements included within the broad scope of the above disclosure and the appended claims.
Claims (6)
1. The utility model provides an emergent communication satellite antenna, its characterized in that, emergent communication satellite antenna includes body, a plurality of side lobes and a plurality of support, a plurality of side lobes are installed on body upper portion with the mode that can the dismouting and are constituteed the antenna face, and body and side lobe combination form the satellite antenna of central focusing form, and a plurality of support mountings can adjust the support angle in body antenna bottom and a plurality of supports.
2. An emergency communications satellite antenna according to claim 1, wherein the mount is adjustable in multiple stages of adjustment to the angle at which it supports the feed forward antenna.
3. An emergency communication satellite antenna according to claim 1, wherein the size of the side lobe is selected according to the application of the emergency communication satellite antenna, and the side lobes of different sizes are connected with the body to form antenna surfaces of different calibers.
4. The emergency communication satellite antenna according to claim 2, wherein the bracket includes a base, a support bar, a handle, and a connecting member, the fixing member has at least two positioning grooves, the connecting member is fixedly installed at the bottom of the body, one end of the support bar is connected to the connecting member, the other end of the support bar is connected to the base, the support bar swings around a connection point with the connecting member, the base swings around a connection point with the support bar, the middle portion of the handle and one end of the support bar near the connecting member, and the top end of the handle is bent and can be inserted into the positioning grooves of the fixing member to fix an angle of the bracket with respect to the body.
5. The emergency communication satellite antenna of claim 1, wherein the body comprises a feed source, a main lobe, a driving assembly, a tuner, a power amplifier unit, an electrical assembly and an electrical bin, wherein the bottom of the electrical bin is connected with the plurality of brackets, the bottom of the driving assembly is connected with the electrical bin, the main lobe is installed on one side of the upper portion of the driving assembly through the feed source, the tuner and the power amplifier unit are installed on the other side of the upper portion of the driving assembly opposite to the feed source, the electrical assembly is arranged in the electrical bin, the feed source is electrically connected with the tuner, the tuner is electrically connected with the power amplifier unit, and the power amplifier unit is electrically connected with the electrical assembly.
6. The emergency communication satellite antenna of claim 5, wherein the electrical component comprises a modem component, a wireless communication component and a routing component, the modem component is electrically connected to the power amplifier unit, the wireless communication component and the routing component respectively, the wireless communication component is electrically connected to the routing component, the feed source is used for receiving satellite signals and sending signals to the satellite, the tuner is used for down-converting the satellite signals from the feed source and transmitting the processed signals to the power amplifier unit, the power amplifier unit amplifies the satellite signals and transmits the amplified signals to the modem component, the modem component demodulates the satellite signals and modulates the signals sent to the satellite, the wireless communication component is in communication with the ground wireless communication network, the routing component provides routing service for various external devices to enable the external devices to be connected to the communication satellite or the ground wireless communication network through the emergency communication satellite antenna, the emergency communication satellite antenna can automatically select a communication mode according to the strength of the satellite antenna and the ground wireless communication network signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010597847.8A CN111799542B (en) | 2020-06-28 | 2020-06-28 | Emergency communication satellite antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010597847.8A CN111799542B (en) | 2020-06-28 | 2020-06-28 | Emergency communication satellite antenna |
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| CN111799542A true CN111799542A (en) | 2020-10-20 |
| CN111799542B CN111799542B (en) | 2022-01-04 |
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