System is watched in 1 meter of 2 rear feed type Full-automatic portable emergency satellite communication sky
Technical field
The present invention relates to technical field of satellite communication, especially relate to a kind of 1 meter of 2 rear feed type Full-automatic portable emergency satellite communication sky and watch system.
Background technology
Along with the fast development of economic society, worldwide accident gets more and more, more and more frequent, emergency event is disposed and is required fast effectively, on-the-spot general communication is destroyed or paralyse, and communications and transportation fast can not arrive at scene, and satellite communication is by the restriction of territorial environment, and portable satellite communications earth station can the single intelligent of the moving scene that can enter, and sets up satellite communication link fast; The communication information amount of emergent site disposal is general larger, and for ensureing two-way multimedia transmission, portable station must solve the problem of communication bandwidth, and solving bandwidth can increase transmitting power, can strengthen antenna surface bore; Strengthen transmitting power, small aperture antenna wave beam is wide, causes interference to adjacent communication satellite, networks and requires not allow; Current portable station is for realizing portable requirement, and many employings 1 meter of aperture antenna is exactly this situation.But in prior art, 1 meter of aperture antenna bore is less, and through band is inadequate; And when carrying, adopting each assembly knocked-down packing, bulk-breaking carries the scene of transporting to, reaches and builds, form satellite communication station through assembling, brings inconvenience to transport, installation; In addition, operation all adopts software interface, and keyboard or Sofe Switch are clicked mode and operated, and operation more complicated, master by non-professional persons is got up more difficult.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, and provide a kind of 1 meter of 2 rear feed type Full-automatic portable emergency satellite communication sky to watch system, its structure is simple, reasonable in design, it is convenient to realize, and adds communication bandwidth, expand message capacity, intelligence degree is high, and functional reliability is high, easy to carry, for emergency disposal provides communication support, practical, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution used in the present invention is: system is watched in a kind of 1 meter of 2 rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: comprise carrying case and to be arranged in described carrying case and can the antenna structure unit of folding storage or expansion in described carrying case, and to be arranged in described carrying case and antenna control unit for controlling antenna structure unit; described antenna structure unit comprises antenna mount and the six distinguish carbon fiber antenna main reflectors that are rotatably connected on described antenna mount and feed modular support frame, the bore of described six distinguish carbon fiber antenna main reflectors is 1.2 meters, the end of described feed modular support frame is provided with and is oppositely arranged with described six distinguish carbon fiber antenna main reflectors and antenna subreflector for receiving the satellite-signal that six distinguish carbon fiber antenna main reflectors reflect, the middle position of described feed modular support frame is provided with feed component support plate, described feed component support plate is provided with the feed assembly of the satellite-signal reflected for reception antenna subreflector, be provided with in described antenna mount and drive the direction drive of adjustment for carrying out the orientation angles of described six distinguish carbon fiber antenna main reflectors and drive for carrying out the luffing angle of described six distinguish carbon fiber antenna main reflectors the pitch drive adjusted, described feed assembly comprise be arranged on described feed component support plate and bell mouth surface to the Feed Horn of described antenna subreflector, the polarizer be connected with Feed Horn and the duplexer be connected with polarizer, and be arranged on and be connected on described feed component support plate and with Feed Horn and for driving Feed Horn, the polarization power drive mechanism that polarizer rotates together with duplexer, described direction drive, pitch drive and polarization power drive mechanism all connect with described antenna control unit.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described carrying case comprises under casing, be arranged under casing in and for the control unit that fixes up an aerial wire electric box, be fastened and connected the electric cover plate on electric box and the case lid under casing that is fastened and connected, the width of the width of described electric box and height and described under casing and highly matching, the length of described electric box is less than the length of described under casing, is also provided with portable station operation and cable connecting component mounting platform and antenna mount support platform in described under casing.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: the side of described under casing is provided with movable pulley pedestal, described movable pulley pedestal is symmetrically installed with two wheel shafts, wheel shaft described in every root is all provided with a movable pulley; The top that the side of described under casing is positioned at described movable pulley pedestal is provided with the first handle handle, and described under casing shakes hands the opposite side of symmetry to be provided with the second handle handle with installation described first.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described movable pulley pedestal is provided with and grabs ground shaft bar, described grabbing on ground shaft bar has screwed hole, be threaded in described screwed hole and grabbed the thin end of the scroll, described top of grabbing the thin end of the scroll is provided with grabs the thin end of the scroll adjustment handle, described quantity of grabbing the thin end of the scroll is two, grabs ground shaft bar and be two with the quantity of grabbing the thin end of the scroll adjustment handle described in corresponding.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described under casing is provided with the bottom of the opposite side of the described movable pulley symmetry of installation two two with the support column of described movable pulley symmetry, the position that described case lid and described under casing are fastened and connected is provided with hasp.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described electric cover plate is provided with the T-shaped groove for accommodating described antenna control unit, described under casing, electric box, electrically cover plate and case lid form by carbon fibre material casting.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described six distinguish carbon fiber antenna main reflectors are by main lobe, upper secondary lobe, lower-left secondary lobe, upper left secondary lobe, bottom right secondary lobe and upper right secondary lobe composition, described upper secondary lobe is arranged on the upside of described main lobe by connector, described lower-left secondary lobe is arranged on the left side of described main lobe by connector, described upper left secondary lobe is arranged on the upside of described lower-left secondary lobe by connector and is arranged on the left side of described upper secondary lobe by connector, described bottom right secondary lobe is arranged on the right side of described main lobe by connector, described upper right secondary lobe is arranged on the upside of described bottom right secondary lobe by connector and is arranged on the right side of described upper secondary lobe by connector, the back side of described main lobe is symmetrically set with the rib be rotationally connected with described antenna mount.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described antenna control unit comprises main controller module and to connect with main controller module and for the usb communication circuit module that is connected with exterior PC monitoring equipment with for the wireless serial server with outside PDA human-computer interaction device wireless connections, the input of described main controller module is connected to for receiving and processing the beacon receiver of satellite beacon signals, for the orientation angles sensor detected the orientation angles of six distinguish carbon fiber antenna main reflectors, for the luffing angle sensor that detects the luffing angle of six distinguish carbon fiber antenna main reflectors and the polarisation angles sensor for detecting the polarisation angles of feed assembly, and for the GPS module that detects the geographical position of antenna structure unit and electronic compass, the output of described main controller module be connected to for described main controller module is exported to direction drive, the drive singal of pitch drive and polarization power drive mechanism carries out the drive amplification circuit module amplified, described direction drive, pitch drive and polarization power drive mechanism all connect with described drive amplification circuit module.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, it is characterized in that: described antenna control unit also comprises key operation device, described key operation device comprise button operation circuit, operation information place in circuit and for store emergency satellite communication sky watch system data storage circuitry to satellite parametric reduction; Described button operation circuit is made up of three buttons, and three described buttons are respectively antenna expansion button, automatic star-seeking button and antenna collection button, described antenna launches button, automatic star-seeking button and antenna collection button and all connects with described main controller module; Described operation information place in circuit is connected circuit by the level control circuit connected with described main controller module and the time delay that connects with described level control circuit and is formed, and described antenna launches button, automatic star-seeking button and antenna collection button and all connects circuit with described time delay and all connect; Described data storage circuitry connects with described main controller module.
System is watched in 1 meter of 2 above-mentioned rear feed type Full-automatic portable emergency satellite communication sky, and it is characterized in that: described main controller module is formed primarily of single-chip microcomputer MSP430F149, described data storage circuitry is programmable storage AT24C02A.
The present invention compared with prior art has the following advantages:
1, structure of the present invention is simple, reasonable in design, and it is convenient to realize.
2, systematic comparison is watched in the present invention and 1 meter of conventional straight feedback type emergency satellite communication sky, and antenna aperture strengthens, and wave beam is relatively narrow, also can increase transmitting power, and gain improves, and adds communication bandwidth, has expanded message capacity; And the increase of communication bandwidth, do not bring the problem of volume, weight, inconvenience carrying, volume have employed double-reflecting face (rear feed type), shorten the length of feed bracing frame, six distinguish carbon fiber antenna main reflectors adopt six lobes assembled, reduce antenna surface collection volume, material selection carbon fiber, decrease weight, antenna structure unit is collected in a carrying case, be convenient to single carrying, therefore do not change pocket energy, the transmission of the on-the-spot two-way Large Copacity multimedia messages of emergency disposal can be met.
3, the design of carrying case of the present invention matches with antenna structure unit, carrying case be antenna structure unit collection after carry carrier, the region that people can arrive can be transported to, launch, set up, form the workbench that system is watched in emergency satellite communication sky, generally all use that subassembly is packed with traditional portable station, compared with bulk-breaking carries, facilitate a dead lift, also more scattered subassembly is installed without the need to scene, improve operating efficiency.
The under casing of 4, carrying case of the present invention is provided with the first handle handle and the second handle handle, is convenient to carrying case casing and pulls or carry.
5, carrying case of the present invention is provided with grabs the thin end of the scroll, and be provided with and grab the thin end of the scroll adjustment handle, grabbing the height of the thin end of the scroll apart from ground for adjusting, make during work to grab the thin end of the scroll and ground is fixed, enhance the support of carrying case, make to grab the thin end of the scroll time mobile and leave ground, be convenient to carrying case and pull.
6, the present invention is except can operating by PC monitoring equipment and PDA human-computer interaction device, also be provided with special key operation device, key operation device is connected on main controller module, easy-to-connect, during operation, launch the operation control that button, automatic star-seeking button and antenna collection button three button operations can realize antenna structure unit, compared with mode of operation of the prior art by antenna, simplify Dynamic System, can operate without the need to professional operator.
7, the operation information place in circuit in key operation device of the present invention is connected circuit by level control circuit and time delay and is formed, and ensure that the reliability and stability of button operation.
8, the present invention is used in accident emergency disposal process, singlely transports scene to, and set up satellite communication link between two places fast, for emergency disposal provides communication support, practical, result of use is good, is convenient to promote the use of.
In sum, structure of the present invention is simple, reasonable in design, and it is convenient to realize, and adds communication bandwidth, expanded message capacity, intelligence degree is high, and functional reliability is high, easy to carry, for emergency disposal provides communication support, practical, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of inventive antenna construction unit when being in full swing.
Fig. 2 is structural representation when main lobe launches in inventive antenna construction unit.
Structural representation when Fig. 3 is inventive antenna construction unit folding storage.
Fig. 4 is the structural representation of feed assembly of the present invention.
Fig. 5 is the structural representation of the present invention six distinguish carbon fiber antenna main reflector.
Fig. 6 is the overall structure schematic diagram of carrying case of the present invention.
Fig. 7 is the structural representation that carrying case of the present invention removes outside case lid and electric cover plate.
Fig. 8 is the structural representation of the electric cover plate of carrying case of the present invention.
Fig. 9 is the structural representation of carrying case case lid of the present invention.
Figure 10 is the schematic block circuit diagram of inventive antenna control unit.
Description of reference numerals:
1-under casing; 2-electric box; 3-electrically cover plate;
4-case lid; The operation of 5-portable station and cable connecting component mounting platform;
6-antenna mount support platform; 7-movable pulley pedestal; 8-wheel shaft;
9-movable pulley; 10-the first handle handle; 11-the second handle handle;
13-grab the thin end of the scroll; 14-grab the thin end of the scroll adjustment handle; 15-support column;
16-hasp; 17-T-shaped groove; 18-antenna mount;
19-six distinguish carbon fiber antenna main reflectors; 19-1-main lobe;
19-2-upper secondary lobe; 19-3-lower-left secondary lobe; 19-4-upper left secondary lobe;
19-5-bottom right secondary lobe; 19-6-upper right secondary lobe; 19-7-rib;
20-feed modular support frame; 21-antenna subreflector; 22-feed component support plate;
23-feed assembly; 23-1-Feed Horn; 23-2-polarizer;
23-3-duplexer; 23-4-polarization power drive mechanism;
24-direction drive; 25-pitch drive; 26-1-main controller module;
26-2-serial communication circuit module; 26-3-wireless serial server;
26-4-beacon receiver; 26-5-orientation angles sensor;
26-6-polarisation angles sensor; 26-7-GPS module; 26-8-electronic compass;
26-9-drive amplification circuit module; 26-10-luffing angle sensor; 27-PC monitoring equipment;
28-PDA human-computer interaction device; 29-1-button operation circuit; 29-11-antenna launches button;
29-12-automatic star-seeking button; 29-13-antenna collection button;
29-2-operation information place in circuit; 29-21-level control circuit;
Circuit is connected in 29-22-time delay; 29-3-data storage circuitry.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present invention includes carrying case and to be arranged in described carrying case and can the antenna structure unit of folding storage or expansion in described carrying case, and being arranged in described carrying case and antenna control unit for controlling antenna structure unit; described antenna structure unit comprises antenna mount 18 and the six distinguish carbon fiber antenna main reflectors 19 that are rotatably connected on described antenna mount 18 and feed modular support frame 20, the bore of described six distinguish carbon fiber antenna main reflectors 19 is 1.2 meters, the end of described feed modular support frame 20 is provided with and is oppositely arranged with described six distinguish carbon fiber antenna main reflectors 19 and antenna subreflector 21 for receiving the satellite-signal that six distinguish carbon fiber antenna main reflectors 19 reflect, the middle position of described feed modular support frame 20 is provided with feed component support plate 22, described feed component support plate 22 is provided with the feed assembly 23 of the satellite-signal reflected for reception antenna subreflector 21, be provided with in described antenna mount 18 and drive the direction drive 24 of adjustment for carrying out the orientation angles of described six distinguish carbon fiber antenna main reflectors 19 and drive for carrying out the luffing angle of described six distinguish carbon fiber antenna main reflectors 19 pitch drive 25 adjusted, described feed assembly 23 comprise be arranged on described feed component support plate 22 and bell mouth surface to the Feed Horn 23-1 of described antenna subreflector 21, the polarizer 23-2 be connected with Feed Horn 23-1 and the duplexer 23-3 be connected with polarizer 23-2, and be arranged on and be connected on described feed component support plate 22 and with Feed Horn 23-1 and for driving Feed Horn 23-1, the polarization power drive mechanism 23-4 that polarizer 23-2 rotates together with duplexer 23-3, described direction drive 24, pitch drive 25 and polarization power drive mechanism 23-4 all connect with described antenna control unit.Wherein, described direction drive 24 comprises Amimuth Transmission axle and connects with Amimuth Transmission axle and azimuth-drive motor for driving Amimuth Transmission axle to rotate, described pitch drive 25 comprises pitching power transmission shaft and connects with pitching power transmission shaft and pitching motor for driving pitching power transmission shaft to rotate, and described polarization power drive mechanism 23-4 comprises polarization power transmission shaft and connects with polarization power transmission shaft and polarization motor for driving the power transmission shaft that polarizes to rotate.
Composition graphs 6 ~ Fig. 9, in the present embodiment, described carrying case comprises under casing 1, be arranged under casing 1 and for the control unit that fixes up an aerial wire electric box 2, be fastened and connected the electric cover plate 3 on electric box 2 and the case lid 4 under casing 1 that is fastened and connected, the width of the width of described electric box 2 and height and described under casing 1 and highly matching, the length of described electric box 2 is less than the length of described under casing 1, is also provided with portable station operation and cable connecting component mounting platform 5 and antenna mount 18 support platform 6 in described under casing 1.The side of described under casing 1 is provided with movable pulley pedestal 7, described movable pulley pedestal 7 is symmetrically installed with two wheel shafts 8, wheel shaft 8 described in every root is all provided with a movable pulley 9; The top that the side of described under casing 1 is positioned at described movable pulley pedestal 7 is provided with the first handle 10, and described under casing 1 shakes hands the opposite side of 10 symmetries to be provided with the second handle 11 with installation described first.Arrange the first handle to be shaken hands 11 in 10 and second, be convenient to carrying case casing and pull or carry.
In the present embodiment, described movable pulley pedestal 7 is provided with and grabs ground shaft bar 12, described grabbing on ground shaft bar 12 has screwed hole, be threaded in described screwed hole and grabbed the thin end of the scroll 13, described top of grabbing the thin end of the scroll 13 is provided with grabs the thin end of the scroll adjustment handle 14, described quantity of grabbing the thin end of the scroll 13 is two, grabs ground shaft bar 12 and be two with the quantity of grabbing the thin end of the scroll adjustment handle 14 described in corresponding.Grab the thin end of the scroll adjustment handle 14 and grab the height of the thin end of the scroll 13 apart from ground for adjusting, make to grab the thin end of the scroll 13 during work and fix with ground, strengthen the support of carrying case, make to grab the thin end of the scroll 13 time mobile and leave ground, be convenient to carrying case and pull.Described under casing 1 is provided with the bottom of the opposite side of installation two described movable pulley 9 symmetry two with the support column 15 of described movable pulley 9 symmetry, support column 15 for the front support under casing 1 and ground to keep whole carrying case in the balance of ground surface.The position that described case lid 4 and described under casing 1 are fastened and connected is provided with hasp 16.Case lid 4 to be fastened and connected on described under casing 1 and to connect with hasp 16; Hasp 16 is buckled when carrying, and opens during work; During actual use, case lid 4 is " packaging " blindages after the collection of antenna structure unit.Described electric cover plate 3 is provided with the T-shaped groove 17 for accommodating described antenna control unit.Actual when using, electric cover plate 13 to be fastened and connected on described electric box 2 and to be screwed, and achieves electric box 2 and outside isolation.Described under casing 1, electric box 2, electrically cover plate 3 and case lid 4 form by carbon fibre material casting.Carbon fibre material lightweight, intensity is good.
During concrete enforcement, whole under casing 1 and electric box 2 and electrically cover plate 3 and case lid 4 all adopt mould one-shot forming, make the casing of carrying case solid and reliable.At the bottom of under casing 1 case, adapt to the surrounding of antenna mount support platform 6 installation position, pre-buried aluminum support member, strengthens the support strength to antenna mount 18; At the bottom of the case of electric box 2, pre-buried screw hole position installed part, is convenient to the installation of antenna control unit.The length of this carrying case is 600mm, and wide is 540mm, and height is 390mm, and weight is less than 5kg.This carrying case adapt to antenna structure unit installation, carry; Long-distance transport can adopt car, ship, air transportation, do not need to pack again, when car, ship, aviation are unconditionally transported, the region that the relatively more severe but people of the condition that is transported to can arrive can be dropped by a people or two people or helicopter, launch, set up, set up satellite communication link, be very easy to the use at emergency satellite communication station.
Composition graphs 5, in the present embodiment, described six distinguish carbon fiber antenna main reflectors 19 are by main lobe 19-1, upper secondary lobe 19-2, lower-left secondary lobe 19-3, upper left secondary lobe 19-4, bottom right secondary lobe 19-5 and upper right secondary lobe 19-6 forms, described upper secondary lobe 19-2 is arranged on the upside of described main lobe 19-1 by connector, described lower-left secondary lobe 19-3 is arranged on the left side of described main lobe 19-1 by connector, described upper left secondary lobe 19-4 is arranged on the upside of described lower-left secondary lobe 19-3 by connector and is arranged on the left side of described upper secondary lobe 19-2 by connector, described bottom right secondary lobe 19-5 is arranged on the right side of described main lobe 19-1 by connector, described upper right secondary lobe 19-6 is arranged on the upside of described bottom right secondary lobe 19-5 by connector and is arranged on the right side of described upper secondary lobe 19-2 by connector, the back side of described main lobe 19-1 is symmetrically set with the rib 19-7 be rotationally connected with described antenna mount 18.During collection, pull down each secondary lobe from main lobe 19-1, during work by assembled for each secondary lobe on main lobe 19-1.
In conjunction with Figure 10, in the present embodiment, described antenna control unit comprises main controller module 26-1 and to connect with main controller module 26-1 and for the usb communication circuit module 26-2 that is connected with exterior PC monitoring equipment 27 with for the wireless serial server 26-3 with outside PDA human-computer interaction device 28 wireless connections, the input of described main controller module 26-1 is connected to for receiving and processing the beacon receiver 26-4 of satellite beacon signals, for the orientation angles sensor 26-5 detected the orientation angles of six distinguish carbon fiber antenna main reflectors 19, for the luffing angle sensor 26-10 that detects the luffing angle of six distinguish carbon fiber the antenna main reflectors 19 and polarisation angles sensor 26-6 for detecting the polarisation angles of feed assembly 23, and for the GPS module 26-7 that detects the geographical position of antenna structure unit and electronic compass 26-8, the output of described main controller module 26-1 be connected to for described main controller module 26-1 is exported to direction drive 24, the drive singal of pitch drive 25 and polarization power drive mechanism 23-4 carries out the drive amplification circuit module 26-9 amplified, described direction drive 24, pitch drive 25 and polarization power drive mechanism 23-4 all connect with described drive amplification circuit module 26-9.
In conjunction with Figure 10, in the present embodiment, described antenna control unit also comprises key operation device, described key operation device comprise button operation circuit 29-1, operation information place in circuit 29-2 and for store emergency satellite communication sky watch system data storage circuitry 29-3 to satellite parametric reduction; Described button operation circuit 29-1 is made up of three buttons, and three described buttons are respectively antenna expansion button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13, described antenna launches button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 and all connects with described main controller module 26-1; Described operation information place in circuit 29-2 connects circuit 29-22 by the level control circuit 29-21 connected with described main controller module 26-1 and the time delay that connects with described level control circuit 29-21 and forms, and described antenna launches button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 and all connects circuit 29-22 with described time delay and all connect; Described data storage circuitry 29-3 connects with described main controller module 26-1.
Described main controller module 26-1 is formed primarily of single-chip microcomputer MSP430F149, and described data storage circuitry 29-3 is programmable storage AT24C02A.
During concrete enforcement, beacon receiver 26-4 have employed KCXBR214 satellite beacon receiver; Orientation angles sensor 26-5, luffing angle sensor 26-10 and polarisation angles sensor 26-6 all have employed non-contact angle sensor, orientation angles sensor 26-5 is arranged on Amimuth Transmission axle, luffing angle sensor 26-10 is arranged on pitching power transmission shaft, polarisation angles sensor 26-6 is arranged on polarization power transmission shaft, with rotating shaft synchronous rotary and the angle position information of output revolving shaft, be respectively used to measure antenna structure unit orientation, pitching, the position be polarized in local horizontal coordinate; GPS module 26-7 has selected the product G PS15xL-W module of U.S. GARMIN, and it is little that this GPS accepts module volume, low in energy consumption, and time service precision can reach ± 50ns; Electronic compass 26-8 has selected digital electronic compass; Drive amplification circuit module 26-9 has selected HB202M stepper motor driver, and azimuth-drive motor, pitching motor and polarization motor all have employed 57BYG stepper motor, operate under the driving of HB202M stepper motor driver; Wireless serial server 26-3 has selected DNS-200W wireless serial server, with WIFI communication mode by main controller module 26-1 and PDA human-computer interaction device 28 wireless link, complete the process of antenna operation order and human-computer interaction interface information, wireless operating rage can reach 50m; By USB data line, PC monitoring equipment 27 and usb communication circuit module 26-2 are connected, complete PC monitoring equipment 27 monitor message and the process operating display; Antenna launches button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 and accesses fracture in the I/O of main controller module 26-1 respectively, antenna launches button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 by connecting once next time, state is off after unclamping, the time span of on-state is controlled by level control circuit 29-21, and antenna launches button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 and is respectively used to transmit antenna expansion, automatic star-seeking and antenna collection operation information to main controller module 26-1.In button off-state, level control circuit 29-21 keeps the I/O mouth of main controller module 26-1 to be high level, certain button connects once the I/O mouth ground connection of corresponding main controller module 26-1 once, level control circuit 29-21 keeps the ground signalling 0.5s time, is convenient to main controller module 26-1 and carries out operational motion judgement.
Described operation information place in circuit 29-2 is used for the control of operation information.During concrete enforcement, described level control circuit 29-21 adopts LM324N integrated operational amplifier to form voltage follower, takes out reference voltage U from main controller module 26-1
e, mated by the driving of routine, control to launch button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 off-state at antenna, make the I/O mouth of main controller module 26-1 keep high level (being greater than 3.3V).Described time delay connection circuit 29-22 employing integrating circuit and the Q trigger connected with integrating circuit realize, control antenna launches button 29-11, automatic star-seeking button 29-12 and antenna collection button 29-13 on-state, maintain low level (OV) time delay to 0.5S, solve the contradiction that the key switch time is short, main controller module 26-1 is difficult to judgement, ensure the reliability of operation.
Described data storage circuitry 29-3 be mainly used in storing emergency satellite communication sky watch system parameter to satellite, comprise the beacon frequency of satellite, polarization of the e mode, satellite positioning longitude etc.General a set of mobile satellite communication earth station is only for a telecommunication satellite job, and therefore this data storage circuitry 3 can use with station for a long time, if this station needs to change star work, can restore to the parameter modification in data storage circuitry 3.
Operation principle of the present invention and the course of work are: after carrying case transports scene to, open case lid 4, launch button 29-11 by operation PC monitoring equipment 27, PDA human-computer interaction device 28 or antenna and export antenna expansion control signal, the main lobe 19-1 controlling six distinguish carbon fiber antenna main reflectors 19 launches, each secondary lobe assembled, by operation PC monitoring equipment 27, PDA human-computer interaction device 28 or automatic star-seeking button 29-12 export automatic star-seeking control signal, main controller module 26-1 is according to beacon receiver 26-4, the data that GPS module 26-7 and electronic compass 26-8 collects, under the horizontal system of coordinates during computing to the orientation of star, pitching, polar theory angle, and according to orientation angles sensor 26-5, the data that luffing angle sensor 26-10 and polarisation angles sensor 26-6 collects, computing is to the driving desired value of star and by the azimuth-drive motor in drive amplification circuit module 26-9 driving direction drive 24, pitching motor in pitch drive 25 and the polarization motor polarized in power drive mechanism 23-4 rotate, antenna is made to run to star point of theory position, after antenna arrives theoretical position, main controller module 26-1 is according to satellite signal characteristics and antenna beam characteristics, driven antenna automatic search satellite, and automatic tracking satellite keeps communications status, during communication, first satellite-signal enters six distinguish carbon fiber antenna main reflectors 19, antenna subreflector 21 is reflexed to again from six distinguish carbon fiber antenna main reflectors 19, satellite-signal is reflexed to feed assembly and enters satellite signal receiving system by antenna subreflector 21 again, ground transmitter signal again to six distinguish carbon fiber antenna main reflectors 19 from feed assembly to antenna subreflector 21, mails to satellite and carries out bidirectional information communication.Owing to have employed secondary reflection (rear feed type), feed modular support frame 20 is shortened, reduces the length of collection carrying case.After end-of-job, each secondary lobe is pulled down from main lobe 19-1, by operation PC monitoring equipment 27, PDA human-computer interaction device 28 or antenna collection button 29-13, main controller module 26-1 control antenna completes automatic collection, folding storage is under casing 1, then each secondary lobe to be contained in sack and to be placed on main lobe 19-1, cover case lid 4, composition carrier state as shown in Figure 6, overall weight is 27Kg, volume 600 × 540 × 390mm3, singlely carries, movable pulley 9 has been installed in the bottom of under casing 1, is convenient to pull.
In sum, invention increases communication bandwidth, achieve a kind of emergency satellite communication sky that is portable, automation mechanized operation and watch system, for in accident emergency disposal process, singlely transport scene to, set up satellite communication link between two places fast, for emergency disposal provides communication support.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.