CN105977616B - Satellite antenna for mobile carrier - Google Patents
Satellite antenna for mobile carrier Download PDFInfo
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- CN105977616B CN105977616B CN201610559420.2A CN201610559420A CN105977616B CN 105977616 B CN105977616 B CN 105977616B CN 201610559420 A CN201610559420 A CN 201610559420A CN 105977616 B CN105977616 B CN 105977616B
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- pitching
- orientation
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- 230000005540 biological transmission Effects 0.000 claims abstract description 66
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims abstract description 17
- 230000010287 polarization Effects 0.000 claims description 53
- 230000003014 reinforcing effect Effects 0.000 claims description 30
- 230000004308 accommodation Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 238000004891 communication Methods 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000004806 packaging method and process Methods 0.000 description 4
- 230000002045 lasting effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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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
- H01Q1/27—Adaptation for use in or on movable bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention belongs to the field of antennas, and provides a satellite antenna for a mobile carrier, which comprises a circuit control module, an azimuth rotating assembly, a pitching transmission assembly and an antenna assembly arranged on the pitching transmission assembly; the azimuth rotating assembly comprises an azimuth base, an azimuth platform, an azimuth bearing, an azimuth motor and an azimuth synchronous transmission assembly, the azimuth synchronous transmission assembly comprises an azimuth small synchronizing wheel connected with an output shaft of the azimuth motor and an azimuth large synchronizing wheel in transmission connection with the azimuth small synchronizing wheel, the azimuth large synchronizing wheel is fixed on the azimuth base, and the azimuth motor and the pitching transmission assembly are fixed on the azimuth platform; one end or one side of the azimuth bearing is fixed with the azimuth platform, and the other opposite end or the other side of the azimuth bearing is connected with the large azimuth synchronizing wheel; the rotary mechanism has the advantages of simple and compact structure, easiness in processing, high assembly efficiency, small space size, light weight, high rotation precision, stability and reliability.
Description
Technical field
The invention belongs to field of antenna, and in particular to a kind of satellite antenna for mobile vehicle.
Background technique
The advantages that satellite communication system is big with its area coverage, message capacity is big, maneuverability is widely used each
A field, " communication in moving " are the abbreviations of " ground satellite station communication system on the move "；Antenna for satellite communication in motion system has automatic, fast
Speed and accurately Satellite Tracking function, are installed on the suitable position of mobile vehicle, it is ensured that antenna beam is in carrier movement
The accurate direction to satellite is maintained in the process；By communication in moving, the mobile carrier such as vehicle, steamer, aircraft is during the motion
The platform of a real-time tracking satellite is erected, the various information such as voice, data, image can be transmitted incessantly, it is particularly suitable
Multimedia under the conditions of telecommunication guarantee, emergency communication, disaster field communication, real-time news/fact acquisition etc. are various is logical
Believe occasion, is the primary great breakthrough of the communications field, has extremely wide development prospect in two fields of the army and the people.
It is all mechanically tracking antenna that antenna for satellite communication in motion system is most of at present, usual orientation rotation component, pitching transmission
The composition such as component and plate aerial component.Orientation rotation modular construction is complicated, part processing difficulties, and each part form is complicated, group
It fills low efficiency (specific structure need to be combined), weight is big, inertia is big, it is difficult to guarantee good tracking mode (running accuracy is poor), believe
Number easily there is differential loss；Existing orientation rotation platform space size is big, and core element can not be mounted in pedestal.Plate aerial group
Then part combines plastic plate with screw using plastic material processing, Coating metal layer, is fixed into a sub- array antenna；
Microwave frequency band antenna plate has higher requirements to machining accuracy, and antenna board size is larger, and directly processing is difficult to ensure that precision, cost are high
It is expensive.
Summary of the invention
Technical problem to be solved by the present invention lies in simple, compact, easy to process, the packaging efficiencies that provides a kind of structure
Height, bulk is small, light weight, running accuracy height and the solid and reliable satellite antenna that can be used in mobile vehicle.
In order to solve the above technical problems, it is of the invention the technical solution adopted is that:
For the satellite antenna of mobile vehicle, including circuit control module, orientation rotation component, pitching transmission component and set
The antenna module being placed on pitching transmission component；Orientation rotation component includes azimuth base, azimuth platform, bearing, orientation
Motor and azimuth synchro drive component；Azimuth synchro drive component includes small synchronous with the orientation of the output axis connection of azimuth-drive motor
Wheel and the big synchronizing wheel in orientation being sequentially connected with the small synchronizing wheel in the orientation, the big synchronizing wheel in orientation are fixed on the orientation bottom
On seat, the bearing is connect with the big synchronizing wheel in the orientation, and the azimuth platform is fixed on the bearing, described
Azimuth-drive motor and the pitching transmission component are both secured in the azimuth platform.
Further, the bearing is four-point contact ball, and the bearing inner race of the four-point contact ball
Upper retaining ring is fixed with the azimuth platform, and the lower retaining ring of bearing outer ring is connect with the big synchronizing wheel in the orientation；The azimuth base,
It is formed with accommodation space between the big synchronizing wheel in the orientation, the bearing and the azimuth platform, is set in the accommodation space
There is the conducting slip ring of the cable for connecting satellite antenna.
Further, the pitching transmission component includes the column being set in the azimuth platform, solid with the column
Surely the U-shaped beam connected, and the Elevation Synchronous Transmission Device that is respectively arranged on the opposite both ends of the U-shaped beam and can be by institute
The pitch rotation angle for stating antenna module is limited in rotary position-limit mechanism within the scope of 0-90 °.
Further, the column and/or the U-shaped beam are assembled using integrally formed hollow structure or by plate
Hollow structure.
Further, include horizontally disposed column bottom plate by the hollow column that plate assembles, opposite set
The two blocks of column side plates set are with two blocks of column side plates of connection and perpendicular to the column backboard of the column bottom plate；The column
The lower end of side plate is vertical with the column bottom plate, and upper end, which extends to, protrudes from the column backboard, and this protrudes from the column
The column side plate upper end of backboard remains less than 90 ° of inclination angle between beveled end, with horizontal plane；Two blocks of column side plates
Two pieces of upright post reinforcing plates are equipped between beveled end, which is respectively the of the side far from the column backboard
One upright post reinforcing plate and the second upright post reinforcing plate positioned at the column backboard side, two pieces of upright post reinforcing plates it is remote
One end from column bottom plate, which extends to, protrudes from column side plate, which is U-shaped beam
Fixing end；The U-shaped beam is fixed between the U-shaped beam fixing end of two pieces of upright post reinforcing plates.
Further, the two sides of the upright post reinforcing plate are overlapped with the column side plate, and the pitching transmission component is also
Including fixing piece, which passes through two pieces of upright post reinforcing plates and the U-shaped beam, and the U-shaped beam is fixed on described
On column.
Further, the U-shaped beam fixing end of first upright post reinforcing plate is to extend on the upright post reinforcing plate
Pin, the pin protrude into the U-shaped beam.
It further, include two curb girders and connection two curb girder by the hollow U-shaped beam that plate assembles
Crossbeam, the bending place between the curb girder and the crossbeam are equipped with the beam stiffening plate of the connection curb girder and the crossbeam；Two
The antenna module bearing block for fixed antenna component is equipped on a curb girder, in two antenna module bearing blocks
The centerline parallel of the line of the heart and the crossbeam is additionally provided with motor mounting plate on one curb girder.
Further, the Elevation Synchronous Transmission Device includes pitching motor, the output axis connection with the pitching motor
The small synchronizing wheel of pitching and the big synchronizing wheel of pitching with the pitching small synchronizing wheel transmission connection；
The antenna module includes the antenna mounting being fixed in the big synchronizing wheel of the pitching, and is set on antenna mounting
Parabolic reflecting surface, subreflector, waveguide, deep groove ball bearing, be able to drive the waveguide and carry out 360 ° omni-directional rotation
Polarization transmission mechanism and can drive it is described polarization transmission mechanism polarization motor；The center line of the deep groove ball bearing and institute
The center line for stating parabolic reflecting surface is overlapped, and one end of the waveguide is fixed with the polarization transmission mechanism, and the other end passes through institute
State deep groove ball bearing protrude into the parabolic reflecting surface and with subreflector face.
Further, the polarization transmission mechanism includes polarize motor, the pole with the output axis connection of the polarization motor
The polarization gear wheel changing pinion gear and being connect with the polarization pinion drive；The polarization gear wheel and the antenna mounting and/
Or the parabolic reflecting surface is fixed, the polarization motor is fixed with the waveguide, and the deep groove ball bearing is fixed on the pole
Change in gear wheel.
The beneficial effect of the satellite antenna provided by the invention that can be used in mobile vehicle is:
The bearing of the satellite antenna is fixed with azimuth platform, and is connect with the big synchronizing wheel in orientation, by the side of being mounted on
Azimuth-drive motor on bit platform drives the small synchronizing wheel in orientation, and the big synchronizing wheel of the small synchronizing wheel in orientation and orientation is driven, in orientation Datong District
It walking and realizes the rotation of azimuth platform 360 ° omni-directional under the reaction force of wheel, structure is simple, compact, and easy to process, bulk is small,
Light weight, packaging efficiency is high, solid and reliable, and running accuracy is high；
The setting of orientation rotation component, pitching transmission component and antenna module, orientation rotation while, can arbitrarily carry out
Pitching rotation and polarization rotary motion, three axis independently rotate, and rotation efficiency is high, and running accuracy is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the satellite antenna provided in an embodiment of the present invention for mobile vehicle；
Fig. 2 is the structural schematic diagram of orientation rotation component provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram provided in an embodiment of the present invention that antenna module is connected on pitching transmission component；
Fig. 4 is the structural schematic diagram of column provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of U-shaped beam provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of antenna module provided in an embodiment of the present invention；
Wherein, 1- orientation rotation component, 11- azimuth base, 12- azimuth platform, 13- bearing, 131- bearing inner race
Upper retaining ring, the lower retaining ring of 132- bearing outer ring, 14- azimuth-drive motor, 15- azimuth synchro drive component, the small synchronization in the orientation 151-
Wheel, the big synchronizing wheel in the orientation 152-, 153- azimuth synchro band, 2- pitching transmission component, 21- column, 211- column bottom plate, 212- are vertical
Column side plate, 213- column backboard, the first upright post reinforcing plate of 214-, the second upright post reinforcing plate of 215-, 216-U type beam fixing end, 22-
U-shaped beam, 221- curb girder, 222- crossbeam, 223- beam stiffening plate, 224- antenna module bearing block, 225- motor mounting plate, 23- bow
Face upward synchronous drive mechanism, 231- pitching motor, the small synchronizing wheel of 232- pitching, the big synchronizing wheel of 233- pitching, 234- pitching synchronous belt,
24- rotary position-limit mechanism, 25- fixing piece, 3- antenna module, 31- antenna mounting, 32- parabolic reflecting surface, 33- subreflector ,-
34 waveguides, 35- deep groove ball bearing, 36- polarization transmission mechanism, 361- polarization pinion gear, 362- polarization gear wheel, 37- polarization
Motor, 4- circuit control module, 5- conducting slip ring, 6- clump weight, 7- tensioning wheel, 8- duplexer, 9-LNB and 10-BUC.
Specific embodiment
As shown in Figs. 1-2, as an embodiment of the present invention, for the satellite antenna of mobile vehicle, including circuit control
Molding block 4, orientation rotation component 1, pitching transmission component 2 and the antenna module 3 being set on pitching transmission component 2；Orientation rotation
Turning component 1 includes azimuth base 11, azimuth platform 12, bearing 13, azimuth-drive motor 14 and azimuth synchro drive component 15；Side
Bit synchronization transmission component 15 includes small synchronous with the small synchronizing wheel 151 in the orientation of the output axis connection of azimuth-drive motor 14 and with the orientation
The big synchronizing wheels 152 in orientation of 151 transmission connection of wheel, the big synchronizing wheel 152 in orientation is fixed in azimuth base 11, bearing 13 with
The big synchronizing wheel 152 in orientation connects, and azimuth platform 12 is fixed on bearing 13, and azimuth-drive motor 14 and pitching transmission component 2 are equal
It is fixed in azimuth platform 12.The satellite antenna bearing is fixed with azimuth platform, and is connect with the big synchronizing wheel in orientation, is passed through
The azimuth-drive motor being mounted in azimuth platform drives the small synchronizing wheel in orientation, and the big synchronizing wheel of the small synchronizing wheel in orientation and orientation is driven,
The rotation of azimuth platform 360 ° omni-directional is realized under the reaction force of the big synchronizing wheel in orientation；Structure is simple, compact, easy to process, empty
Between size it is small, light weight, packaging efficiency is high, and solid and reliable, running accuracy is high.Azimuth platform 12 may be selected and be fixed on bearing
Bearing on retaining ring, retaining ring connects under the bearing of the big synchronizing wheel in orientation and bearing, 12 side of being fixed on of preferential direction platform
On the upper retaining ring 131 of the bearing inner race of position bearing, on the lower retaining ring 132 of the bearing outer ring of the big synchronizing wheel in orientation and bearing,
Structure more, it is simple and compact, it is easy to process, assembling.
Wherein, the transmission connection between the big synchronizing wheel 152 of the small synchronizing wheel 151 in orientation and orientation can pass through gear drive, band
The modes such as transmission or chain conveyer are realized；Pass through azimuth synchro band between the big synchronizing wheel 152 of the small synchronizing wheel 151 of preferential direction and orientation
153 realize transmission connection, as shown in Fig. 2, guaranteeing better running accuracy.
Further, one embodiment as the present invention for the satellite antenna of mobile vehicle, the small synchronizing wheel 151 in orientation
Transmission ratio with the big synchronizing wheel 152 in orientation is 4:1, is precisely driven, can be improved running accuracy.The small synchronizing wheel 151 of preferential direction
The number of teeth be 25, the number of teeth 100 of the big synchronizing wheel 152 in orientation is easy to process.
Further, one embodiment as the present invention for the satellite antenna of mobile vehicle, bearing 13 are four
Point contact ball bearing, and retaining ring and azimuth platform 12 are fixed on the bearing of the four-point contact ball, retaining ring and orientation under bearing
Big synchronizing wheel 152 connects；Upper retaining ring 131 and the azimuth platform 12 that bearing inner race may be selected are fixed, the lower retaining ring 132 of bearing outer ring
It is connect with the big synchronizing wheel 152 in orientation.Big using internal diameter, outer diameter is small, and thickness is thin, light weight four-point contact ball is as orientation
Bearing is fixed using retaining ring on bearing with azimuth platform, and retaining ring is connect with the big synchronizing wheel in orientation under bearing, by being mounted on orientation
Azimuth-drive motor on platform drives the small synchronizing wheel in orientation, and the big synchronizing wheel of the small synchronizing wheel in orientation and orientation is driven, in the big synchronization in orientation
The rotation of azimuth platform 360 ° omni-directional is realized under the reaction force of wheel, structure is simple, compact, and easy to process, bulk is small, matter
Amount is light, and packaging efficiency is high, solid and reliable, and running accuracy is high.
Further, as shown in Figure 1, being used for one embodiment of the satellite antenna of mobile vehicle, circuit as the present invention
Control module 4 is set in azimuth platform 12.It is simple, compact and reasonable for structure to utilize space, convenient for wiring, convenient for assembling.
Further, as shown in Figure 1, being used for one embodiment of the satellite antenna of mobile vehicle, satellite as the present invention
Antenna further includes the clump weight 6 being set in the azimuth platform 12, can balance the stress in azimuth platform 12, guarantees orientation
Platform steadily of centre of gravity, prevents the stress that topples.
Further, as shown in Figure 1, one embodiment of the satellite antenna of mobile vehicle is used for as the present invention, in side
It is formed with accommodation space between position pedestal 11, the big synchronizing wheel 152 in orientation, bearing 13 and azimuth platform 12, the accommodation space
The interior conducting slip ring 5 being equipped with for connecting the cable of satellite antenna；The satellite antenna structure of this structure is simple, compact, is convenient for group
Dress, bulk are small.When in particular by four-point contact ball, there is bigger accommodation space, conducting slip ring can be set
5, it might even be possible to core network element module is set, more easy, diminution satellite antenna volume is assembled, increase adaptability mitigates weight,
Improve running accuracy.
Further, as shown in Figure 1, Figure 3, one embodiment as the present invention for the satellite antenna of mobile vehicle,
Pitching transmission component 2 includes the column 21 being set in azimuth platform 12, the U-shaped beam 22 being fixedly connected with column 21, and difference
It is set to Elevation Synchronous Transmission Device 23 on the opposite both ends of U-shaped beam 22 and can be by the pitch rotation angle of antenna module 3
The rotary position-limit mechanism 24 being limited within the scope of 0-90 °；Transmission mechanism is installed in one end of U-shaped beam, and the other end installs rotary stopper
Mechanism realizes pitching transmission, can limit the pitch rotation angle of antenna module, guarantees that antenna module rotates within the scope of 0-90 °
Movement guarantees running accuracy, plays a supportive role to antenna module, stabilized structure is reliable.Column and U-shaped beam can be solid by screw
The mechanical connection manners such as fixed, welding, riveting are fixed as one, and support carrier as component, and operating torque is born in complete machine.
Further, as shown in Figure 4, Figure 5, an implementation as the present invention for the satellite antenna of mobile vehicle
Example, column 21 and/or U-shaped beam 22 are using integrally formed hollow structure or the hollow structure assembled by plate；In
Hollow structure, simple and stable structure, light-weight convenient for providing wiring groove for satellite antenna overall routing, convenient for assembling, beautification is outer
It sees.It is preferred that column and/or U-shaped beam process high-strength panel (such as 6061 aluminium sheets) by machining mode, then plate is passed through into spiral shell
The modes fixations such as silk is fixed, welds, rivets form hollow structure, stable and reliable operation.
Further, as shown in figure 4, being used for one embodiment of the satellite antenna of mobile vehicle as the present invention, by
Two blocks of column side plates 212 that the hollow column 21 that plate assembles includes horizontally disposed column bottom plate 211, is oppositely arranged
With two blocks of column side plates 212 of connection and perpendicular to the column backboard 213 of column bottom plate 211；The lower end of column side plate 212 and column
Bottom plate 211 is vertical, and upper end, which extends to, protrudes from column backboard 213, and this is protruded from the column side plate 212 of column backboard 213
End remains less than 90 ° of inclination angle between beveled end, with horizontal plane；Two are equipped between the beveled end of two blocks of column side plates 212
Block upright post reinforcing plate, two pieces of upright post reinforcing plates are respectively 214 He of the first upright post reinforcing plate of the side far from column backboard 213
Positioned at the second upright post reinforcing plate 215 of 213 side of column backboard, the separate column bottom plate 211 of two pieces of upright post reinforcing plates
One end, which extends to, protrudes from column side plate 212, which is U-shaped beam fixing end
216；U-shaped beam 22 is fixed between the U-shaped beam fixing end 216 of two pieces of upright post reinforcing plates；The setting of this structural upright, convenient for lasting
Consolidate U-shaped beam, stress equalization, structure (such as Elevation Synchronous Transmission Device, antenna module) fixed thereon easy to support.It is preferred that
The U-shaped beam fixing end 216 of first upright post reinforcing plate 214 is the pin extended on the upright post reinforcing plate, which protrudes into U-shaped beam
In 22, convenient for the structure on lasting, the firm U-shaped beam of support, overall structure is more firm.
Further, as Figure 1 and Figure 4, an implementation as the present invention for the satellite antenna of mobile vehicle
Example, the two sides of upright post reinforcing plate are overlapped with column side plate 212, and pitching transmission component 2 further includes fixing piece 25, the fixing piece 25
Across two pieces of upright post reinforcing plates and U-shaped beam 22, and U-shaped beam 22 is fixed on column 21, fixing piece can be screw；This structure
The stress of column, U-shaped beam can be by the way that on two pieces of upright post reinforcing plate rapid dispersions to column side plate, stress be more balanced, is convenient for
Persistently, the structure on the U-shaped beam of support is consolidated, overall structure is more firm.
Further, as shown in figure 5, including two curb girders 221 and connection two by the hollow U-shaped beam 22 that plate assembles
The crossbeam 222 of curb girder 221, the bending place between curb girder 221 and crossbeam 222 is equipped with connection curb girder 221 and the beam of crossbeam 222 adds
Strong plate 223；The antenna module bearing block 224 for placing antenna module 3, two antenna modules are equipped on two curb girders 221
The centerline parallel of the line at the center of bearing block 224 and crossbeam 222 is additionally provided with for placing pitching motor on one curb girder 221
Motor mounting plate 225, stress is more balanced, and convenient for persistently supporting the structure being set on U-shaped beam, overall structure is more steady
Gu.
Further, as shown in Figure 1, Figure 3, one embodiment as the present invention for the satellite antenna of mobile vehicle,
Elevation Synchronous Transmission Device 23 includes pitching motor 231, the small synchronizing wheel 232 of pitching with the output axis connection of pitching motor 231
With the big synchronizing wheel 233 of pitching being sequentially connected with the small synchronizing wheel 232 of the pitching；Turning moment is transmitted by pitching small synchronizing wheel
Give pitching big synchronizing wheel, to realize 0-90 ° of pitching rotation function.Wherein, the small synchronizing wheel 232 of pitching and the big synchronizing wheel of pitching
Transmission connection between 233 can be realized by modes such as gear drive, V belt translation or chain conveyers；It is preferred that the small synchronizing wheel 232 of pitching
Transmission connection is realized by pitching synchronous belt 234 between the big synchronizing wheel 233 of pitching, guarantees better running accuracy.It is preferred that day
On the center line of the rotation axis of the big synchronizing wheel of 3 pitching of line component, keep overall structure more firm；It is preferred that the big synchronizing wheel of pitching is whole
Circle structure, the situation smaller suitable for size synchronizing wheel central axis connecting line angle with horizontal plane, to guarantee antenna module collection
In do pitching movement in smaller space.
Further, one embodiment as the present invention for the satellite antenna of mobile vehicle, the small synchronizing wheel of pitching
232 and the big synchronizing wheel 233 of pitching transmission ratio be 8:1, precisely be driven, can be improved running accuracy.It is preferred that the small synchronizing wheel of pitching
232 number of teeth is 25, and the number of teeth 200 of the big synchronizing wheel 233 of pitching is easy to process.
Further, as shown in figures 1 to 6, one embodiment as the present invention for the satellite antenna of mobile vehicle,
Antenna module 3 includes the antenna mounting 31 that is fixed in the big synchronizing wheel 233 of pitching, and the parabolic being set on antenna mounting 31 is anti-
It penetrates face 32, subreflector 33, waveguide 34, deep groove ball bearing 35, be able to drive the progress 360 ° omni-directional rotation of waveguide 34
Polarization transmission mechanism 36 and the polarization motor 37 that polarization transmission mechanism 36 can be driven；The center line and parabolic of deep groove ball bearing 35
The center line of reflecting surface 32 is overlapped, and one end of waveguide 34 and polarization transmission mechanism 36 are fixed, and the other end passes through deep groove ball bearing
35 protrude into parabolic reflecting surface 32 and with 33 face of subreflector.Deep groove ball bearing, waveguide are mounted in parabolic reflecting surface
Heart hole site, setting polarization gear wheel on deep groove ball bearing, and polarize gear wheel and antenna mounting (or parabolic reflecting surface) it is fixed,
The pinion gear that polarizes passes through motor and the polarization gear wheel engaged transmission of polarizing, polarization motor driven polarization pinion gear, in gear wheel
Under reaction force, polarization pinion gear is able to drive waveguide and carries out 360 ° omni-directional rotation, and structure is simple, stable and reliable operation.
Further, as shown in figures 1 to 6, one embodiment as the present invention for the satellite antenna of mobile vehicle,
Polarization transmission mechanism 36 include with polarization motor 37 output axis connection polarization pinion gear 361 and with the polarization pinion gear 361
The polarization gear wheel 362 of transmission connection；The gear wheel 362 that polarizes is fixed with antenna mounting 31 and/or parabolic reflecting surface 32, polarization electricity
Machine 37 and waveguide 34 are fixed, and deep groove ball bearing 35 is fixed in polarization gear wheel 362.Wherein, the pinion gear 361 that polarizes and polarization
Transmission connection between gear wheel 362 can be realized by modes such as gear drive, V belt translation or chain conveyers；It is preferred that polarization pinion gear
Transmission connection is realized by polarization engaged transmission between 361 and polarization gear wheel 362, guarantees better running accuracy.
Further, as shown in Figure 1, being used for one embodiment of the satellite antenna of mobile vehicle as the present invention, preferably
Duplexer 8, LNB9 (i.e. upconverter) and the BUC10 (i.e. low-converter) that antenna module includes are set on waveguide 34, wave
The satellite-signal receive-transmit system that conduit 34, duplexer 8, LNB9 and BUC10 are constituted passes through polarization rotating mechanism and circuit control
Realize work operation.
Further, one embodiment as the present invention for the satellite antenna of mobile vehicle, polarize pinion gear 361
Transmission ratio with polarization gear wheel 362 is 4:1, is precisely driven, can be improved running accuracy.It is preferred that the tooth of polarization pinion gear 361
Number is 25, the number of teeth 100 for the gear wheel 362 that polarizes, easy to process.
Wherein, azimuth-drive motor 14, pitching motor 231 and polarization motor 37 can be servo motor or stepper motor.Orientation is same
Band 153, pitching synchronous belt 234 and polarization synchronous belt are walked (if using polarization between polarization pinion gear 361 and polarization gear wheel 362
Toothed belt transmission) it can be tensioned that (Fig. 1, Fig. 3 show pitching synchronous belt 234 and pass through the knot that is tensioned of tensioning wheel 7 by tensioning wheel 7
Structure).
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (9)
1. being used for the satellite antenna of mobile vehicle, including circuit control module, orientation rotation component, pitching transmission component and setting
Antenna module on the pitching transmission component；The orientation rotation component includes that bearing, azimuth-drive motor and orientation are same
Walk transmission component, the azimuth synchro drive component include with the small synchronizing wheel in orientation of the output axis connection of the azimuth-drive motor and
With the big synchronizing wheel in orientation of the small synchronizing wheel transmission connection in the orientation, it is characterised in that: the orientation rotation component side of further including
Position pedestal and azimuth platform, the circuit control module are set in the azimuth platform, and the big synchronizing wheel in orientation is fixed on
In the azimuth base, the bearing is connect with the big synchronizing wheel in the orientation, and the azimuth platform is fixed on the orientation
On bearing, the azimuth-drive motor and the pitching transmission component are both secured in the azimuth platform；The bearing is four
Point contact ball bearing, and the upper retaining ring of the bearing inner race of the four-point contact ball is fixed with the azimuth platform, bearing outer ring
Lower retaining ring connect with the big synchronizing wheel in the orientation；The azimuth base, the big synchronizing wheel in the orientation, the bearing and institute
It states and is formed with accommodation space between azimuth platform, the conduction that the cable for connecting satellite antenna is equipped in the accommodation space is sliding
Ring.
2. the satellite antenna according to claim 1 for mobile vehicle, it is characterised in that: the pitching transmission component packet
It includes: the column that is set in the azimuth platform, the U-shaped beam being fixedly connected with the column and being respectively arranged at the U-shaped beam
Opposite both ends on Elevation Synchronous Transmission Device and the pitch rotation angle of the antenna module can be limited in 0-90 ° of model
Enclose interior rotary position-limit mechanism.
3. the satellite antenna according to claim 2 for mobile vehicle, it is characterised in that: the column and/or the U
Type beam is using integrally formed hollow structure or the hollow structure assembled by plate.
4. the satellite antenna according to claim 3 for mobile vehicle, it is characterised in that: the column is by plate group
Hollow structure made of dress, and the column includes horizontally disposed column bottom plate, two blocks of column side plates being oppositely arranged and company
Connect two blocks of column side plates and perpendicular to the column backboard of the column bottom plate；The lower end of the column side plate and the column
Bottom plate is vertical, and upper end, which extends to, protrudes from the column backboard, and the column side plate upper end for protruding from the column backboard is
90 ° of inclination angle is remained less than between beveled end, with horizontal plane；Two pieces are equipped between the beveled end of two blocks of column side plates to stand
Column reinforcement plate, two pieces of upright post reinforcing plates be respectively far from the column backboard side the first upright post reinforcing plate and be located at institute
The second upright post reinforcing plate of column backboard side is stated, one end of the separate column bottom plate of two pieces of upright post reinforcing plates is prolonged
It grows to and protrudes from column side plate, which is U-shaped beam fixing end；The U-shaped beam is fixed
Between the U-shaped beam fixing end of two pieces of upright post reinforcing plates.
5. the satellite antenna according to claim 4 for mobile vehicle, it is characterised in that: the two of the upright post reinforcing plate
Side is overlapped with the column side plate, and the pitching transmission component further includes fixing piece, which passes through two pieces of columns
Stiffening plate and the U-shaped beam, and the U-shaped beam is fixed on the column.
6. the satellite antenna according to claim 4 for mobile vehicle, it is characterised in that: first upright post reinforcing plate
The U-shaped beam fixing end be the pin that extends on the upright post reinforcing plate, which protrudes into the U-shaped beam.
7. the satellite antenna according to claim 3 for mobile vehicle, it is characterised in that: in being assembled by plate
The empty U-shaped beam includes two curb girders and the crossbeam for connecting two curb girder, the bending place between the curb girder and the crossbeam
It is equipped with the beam stiffening plate of the connection curb girder and the crossbeam；It is equipped on two curb girders for fixed antenna component
Antenna module bearing block, the line at the center of two antenna module bearing blocks and the centerline parallel of the crossbeam, an institute
It states and is additionally provided with motor mounting plate on curb girder.
8. being used for the satellite antenna of mobile vehicle according to any one of claim 2-7, it is characterised in that: the pitching
Synchronous drive mechanism includes pitching motor, small with the small synchronizing wheel of pitching of the output axis connection of the pitching motor and with the pitching
The big synchronizing wheel of pitching of synchronizing wheel transmission connection；
The antenna module includes the antenna mounting being fixed in the big synchronizing wheel of the pitching, and the throwing being set on antenna mounting
Object reflecting surface, waveguide, deep groove ball bearing, is able to drive the pole that the waveguide carries out 360 ° omni-directional rotation at subreflector
Change transmission mechanism and the polarization motor of the polarization transmission mechanism can be driven；The center line of the deep groove ball bearing and the throwing
The center line of object reflecting surface is overlapped, and one end of the waveguide is fixed with the polarization transmission mechanism, and the other end passes through the depth
Ditch ball bearing protrude into the parabolic reflecting surface and with subreflector face.
9. the satellite antenna according to claim 8 for mobile vehicle, it is characterised in that: the polarization transmission mechanism packet
Include polarization motor, with the polarization pinion gear of the output axis connection of the motor that polarizes and the pole that is connect with the polarization pinion drive
Change gear wheel；The polarization gear wheel is fixed with the antenna mounting and/or the parabolic reflecting surface, the polarization motor and institute
It states waveguide to fix, the deep groove ball bearing is fixed in the polarization gear wheel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610559420.2A CN105977616B (en) | 2016-07-15 | 2016-07-15 | Satellite antenna for mobile carrier |
| PCT/CN2016/095953 WO2018010252A1 (en) | 2016-07-15 | 2016-08-19 | Satellite antenna for use in moving carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610559420.2A CN105977616B (en) | 2016-07-15 | 2016-07-15 | Satellite antenna for mobile carrier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105977616A CN105977616A (en) | 2016-09-28 |
| CN105977616B true CN105977616B (en) | 2019-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610559420.2A Active CN105977616B (en) | 2016-07-15 | 2016-07-15 | Satellite antenna for mobile carrier |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105977616B (en) |
| WO (1) | WO2018010252A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108333611A (en) * | 2018-04-24 | 2018-07-27 | 中信海洋（舟山）卫星通信有限公司 | A kind of satellite antenna with missing plot double-reflecting face of inertial navigation auxiliary |
| CN108923127B (en) * | 2018-08-17 | 2023-07-25 | 浙江金波电子有限公司 | Four-axis shipborne satellite antenna and control method thereof |
| CN109301452B (en) * | 2018-09-19 | 2024-02-02 | 中国科学院遥感与数字地球研究所 | S/X/Ka triaxial antenna |
| CN109216924B (en) * | 2018-10-26 | 2024-07-19 | 浙江中星光电子科技有限公司 | Self-stabilizing adjusting device for roll angle of satellite antenna |
| CN110931978B (en) * | 2019-11-22 | 2021-05-14 | Oppo广东移动通信有限公司 | Antenna unit and client terminal device |
| CN111180856B (en) * | 2020-01-16 | 2021-03-02 | 江西环境工程职业学院 | Mobile electronic device antenna |
| CN112682490B (en) * | 2020-12-22 | 2022-07-12 | 正成集团科技有限公司 | Stack type transmission device suitable for low-profile communication terminal |
| CN115275607B (en) * | 2022-07-25 | 2024-09-24 | 福建海天丝路卫星科技有限公司 | Antenna device for realizing pitching motion by using symmetrical frame structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105977616A (en) | 2016-09-28 |
| WO2018010252A1 (en) | 2018-01-18 |
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