CN105977616A - Satellite antenna for mobile carrier - Google Patents
Satellite antenna for mobile carrier Download PDFInfo
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- CN105977616A CN105977616A CN201610559420.2A CN201610559420A CN105977616A CN 105977616 A CN105977616 A CN 105977616A CN 201610559420 A CN201610559420 A CN 201610559420A CN 105977616 A CN105977616 A CN 105977616A
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- wheel
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- 230000005540 biological transmission Effects 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 claims abstract description 11
- 230000010287 polarization Effects 0.000 claims description 50
- 230000003014 reinforcing effect Effects 0.000 claims description 36
- 239000000463 material Substances 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 12
- 238000004891 communication Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
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- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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Classifications
-
- 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
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- 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, be specifically related to a kind of satellite antenna for mobile vehicle.
Background technology
The advantages such as satellite communication system is big with its area coverage, message capacity big, maneuverability are extensively made
Being used in every field, " communication in moving " is the abbreviation of " the ground satellite station communication system in Yi Dong "；Disorder of internal organs is exceedingly high
Wire system has automatic, quickly and accurately Satellite Tracking function, is installed on the suitable position of mobile vehicle
Put, it is ensured that antenna beam maintains the accurate sensing to satellite during carrier movement；By communication in moving,
The carrier of the movements such as vehicle, steamer, aircraft erects the platform of a real-time tracking satellite in motor process,
The various information such as voice, data, image can be transmitted incessantly, be particularly well-suited to telecommunication guarantee, answer
Multimedia communication occasion under the conditions of anxious communication, disaster field communication, real-time news/fact collection etc. are various,
It is the most great breakthrough of the communications field, has extremely wide development prospect in two fields of the army and the people.
At present antenna for satellite communication in motion system major part is all mechanically tracking antenna, its usual orientation rotation assembly, bows
Face upward the composition such as transmission component and plate aerial assembly.Orientation rotation modular construction is complicated, part processing difficulties,
Each part form is complicated, packaging efficiency low (need to be in conjunction with concrete structure), and weight is big, inertia is big, it is difficult to ensure
Good tracking mode (running accuracy is poor), easily there is differential loss in signal；Existing orientation rotation platform space chi
Very little greatly, core parts cannot be arranged in base.Plate aerial assembly uses plastic material processing, surface to be coated with
Metal cladding, then combines plastic plate with screw, is fixed into a sub-array antenna；Microwave frequency band antenna plate
Having higher requirements machining accuracy, antenna plate size is relatively big, and directly processing is difficult to ensure that precision, cost intensive.
Summary of the invention
The technical problem to be solved is to provide a kind of simple in construction, compact, it is easy to processing, group
Dress efficiency is high, and bulk is little, light weight, and what running accuracy was high and solid and reliable can be used in mobile vehicle
Satellite antenna.
For solving above-mentioned technical problem, the present invention the technical scheme is that
For the satellite antenna of mobile vehicle, including circuit control module, orientation rotation assembly, pitching transmission
Assembly and the antenna module being arranged on pitching transmission component；Orientation rotation assembly includes azimuth base, orientation
Platform, bearing, azimuth-drive motor and azimuth synchro drive assembly；Azimuth synchro drive assembly includes and side
The little orientation synchronizing to take turns and Tong Bu wheel little with described orientation is in transmission connection, orientation that the output shaft of position motor connects is big
Synchronizing wheel, described orientation big synchronization wheel is fixed in described azimuth base, described bearing and described orientation
The big wheel that synchronizes connects, and described azimuth platform is fixed on described bearing, described azimuth-drive motor and described bow
Face upward transmission component to be both secured in described azimuth platform.
Further, described bearing is four-point contact ball, and the bearing of this four-point contact ball
The upper back-up ring of inner ring is fixed with described azimuth platform, and the lower back-up ring Tong Bu wheel big with described orientation of bearing outer ring is even
Connect；The big synchronization in described azimuth base, described orientation is taken turns, shape between described bearing and described azimuth platform
Become to have receiving space, in this receiving space, be provided with the conducting slip ring of cable for connecting satellite antenna.
Further, described pitching transmission component includes the column being arranged in described azimuth platform, with described
The U-shaped beam of connection fixed by column, and the pitching being respectively arranged on the relative two ends of described U-shaped beam synchronizes
Drive mechanism and the pitch rotation angle of described antenna module can be limited in the rotary stopper in the range of 0-90 °
Mechanism.
Further, described column and/or described U-shaped beam use integrated hollow structure or by sheet material group
The hollow structure of dress.
Further, sheet material the described column of the hollow assembled include horizontally disposed column base plate,
Two blocks of column side plates being oppositely arranged and connect two blocks of described column side plates and be perpendicular to the vertical of described column base plate
Post backboard；The lower end of described column side plate is vertical with described column base plate, and upper end extends to protrude from described standing
Post backboard, and this column side plate upper end protruding from described column backboard be between beveled end, and horizontal plane protect
Hold the inclination angle less than 90 °；Two pieces of upright post reinforcing plates it are provided with between the beveled end of two blocks of described column side plates,
These two pieces of upright post reinforcing plates are respectively the first upright post reinforcing plate of the side away from described column backboard and are positioned at institute
State the second upright post reinforcing plate of column backboard side, two pieces of described upright post reinforcing plates away from column base plate
One end all extend to protrude from column side plate, this upright post reinforcing plate end protruding from column side plate is U-shaped beam
Fixing end；Described U-shaped beam is fixed between the fixing end of described U-shaped beam of two pieces of described upright post reinforcing plates.
Further, the both sides of described upright post reinforcing plate all overlap with described column side plate, described pitching transmission
Assembly also includes fixture, and this fixture passes two pieces of described upright post reinforcing plates and described U-shaped beam, and by institute
State U-shaped beam to be fixed on described column.
Further, the fixing end of the described U-shaped beam of described first upright post reinforcing plate is for prolonging on this upright post reinforcing plate
The pin stretched out, this pin stretches in described U-shaped beam.
Further, sheet material the described U-shaped beam of the hollow assembled includes two curb girders and connects described two
The crossbeam of curb girder, the bending place between described curb girder and described crossbeam is provided with the described curb girder of connection and described horizontal stroke
The beam reinforcing plate of beam；The antenna module bearing block for fixed antenna assembly it is equipped with on two described curb girders,
The line at the center of two described antenna module bearing blocks and the centerline parallel of described crossbeam, curb girder described in
On be additionally provided with motor mounting plate.
Further, described Elevation Synchronous Transmission Device includes pitching motor and the output of described pitching motor
The little pitching big synchronization wheel synchronizing to take turns and Tong Bu wheel little with this pitching is in transmission connection of pitching that axle connects；
Described antenna module includes being fixed on the big antenna mounting synchronized on wheel of described pitching, and is arranged at antenna
Parabolic reflector, subreflector, waveguide, deep groove ball bearing in support, described waveguide can be driven
The polarization drive mechanism carrying out 360 ° of all-directional rotations and the polarization electricity that described polarization drive mechanism can be driven
Machine；The centrage of described deep groove ball bearing overlaps with the centrage of described parabolic reflector, described waveguide
One end is fixed with described polarization drive mechanism, and the other end stretches into described parabolic reflective through described deep groove ball bearing
In face and the most right with subreflector.
Further, described polarization drive mechanism includes the output shaft of polarization motor and described polarization motor even
The little gear of polarization connect and the polarization gear wheel being connected with this polarization pinion drive；Described polarization gear wheel with
Described antenna mounting and/or described parabolic reflector are fixed, and described polarization motor is fixed with described waveguide, institute
State deep groove ball bearing to be fixed in described polarization gear wheel.
Having the beneficial effects that of the satellite antenna that can be used in mobile vehicle that the present invention provides:
The bearing of this satellite antenna is fixed with azimuth platform, and Tong Bu wheel big with orientation connects, by peace
The azimuth-drive motor being contained in azimuth platform, drives little synchronization the in orientation to take turns, and orientation little synchronization wheel is big with orientation synchronization
Wheel transmission, realizes 360 ° of all-directional rotations of azimuth platform, structure under the big counteracting force synchronizing wheel in orientation
Simply, compact, it is easy to processing, bulk is little, light weight, and packaging efficiency is high, solid and reliable, rotates
Precision is high；
Orientation rotation assembly, pitching transmission component and the setting of antenna module, can appoint while orientation rotation
Meaning carries out pitching rotation and polarized rotation motion, and three axles independently rotate, and rotation efficiency is high, and running accuracy is high.
Accompanying drawing explanation
The structural representation of the satellite antenna for mobile vehicle that Fig. 1 provides for the embodiment of the present invention；
The structural representation of the orientation rotation assembly that Fig. 2 provides for the embodiment of the present invention；
The structural representation connecting antenna module on pitching transmission component that Fig. 3 provides for the embodiment of the present invention
Figure；
The structural representation of the column that Fig. 4 provides for the embodiment of the present invention；
The structural representation of the U-shaped beam that Fig. 5 provides for the embodiment of the present invention；
The structural representation of the antenna module that Fig. 6 provides for the embodiment of the present invention；
Wherein, 1-orientation rotation assembly, 11-azimuth base, 12-azimuth platform, 13-bearing, 131-
The upper back-up ring of bearing inner race, the lower back-up ring of 132-bearing outer ring, 14-azimuth-drive motor, 15-azimuth synchro drive
Assembly, 151-orientation are little synchronizes wheel, the big synchronization in 152-orientation wheel, 153-azimuth synchro band, 2-pitching transmission group
Part, 21-column, 211-column base plate, 212-column side plate, 213-column backboard, 214-the first column add
Strong plate, 215-the second upright post reinforcing plate, 216-U type beam fixing end, 22-U type beam, 221-curb girder, 222-
Crossbeam, 223-beam reinforcing plate, 224-antenna module bearing block, 225-motor mounting plate, 23-pitching synchronize to pass
Motivation structure, 231-pitching motor, 232-pitching be little synchronize wheel, 233-pitching big synchronize wheel, 234-pitching with
Step band, 24-rotary position-limit mechanism, 25-fixture, 3-antenna module, 31-antenna mounting, 32-parabolic reflective
Face, 33-subreflector ,-34 waveguides, 35-deep groove ball bearing, 36-polarization drive mechanism, 361-polarization
Little gear, 362-polarization gear wheel, 37-polarization motor, 4-circuit control module, 5-conducting slip ring, 6-join
Pouring weight, 7-regulating wheel, 8-duplexer, 9-LNB and 10-BUC.
Detailed description of the invention
As shown in Figure 1-2, as one embodiment of the present of invention, for the satellite antenna of mobile vehicle, bag
Include circuit control module 4, orientation rotation assembly 1, pitching transmission component 2 and be arranged at pitching transmission component 2
On antenna module 3；Orientation rotation assembly 1 include azimuth base 11, azimuth platform 12, bearing 13,
Azimuth-drive motor 14 and azimuth synchro drive assembly 15；Azimuth synchro drive assembly 15 includes and azimuth-drive motor 14
The orientation that connects of output shaft little synchronize wheel 151 and little with this orientation Tong Bus to take turns 151 orientation that are in transmission connection big
Synchronizing wheel 152, the big wheel 152 that synchronizes in orientation is fixed in azimuth base 11, and bearing 13 is big with orientation
Synchronizing wheel 152 connection, azimuth platform 12 is fixed on bearing 13, azimuth-drive motor 14 and pitching transmission
Assembly 2 is both secured in azimuth platform 12.This satellite antenna bearing is fixed with azimuth platform, and with side
The big wheel that synchronizes in position connects, and by the azimuth-drive motor being arranged in azimuth platform, drives the little wheel that synchronizes in orientation, side
Position is little synchronizes wheel Tong Bu wheel big with orientation transmission, realizes azimuth platform under the big counteracting force synchronizing wheel in orientation
360 ° of all-directional rotations；Simple in construction, compact, it is easy to processing, bulk is little, light weight, assembles effect
Rate is high, solid and reliable, and running accuracy is high.Optional azimuth platform 12 is fixed on the bearing of bearing gear
On circle, the big wheel that synchronizes in orientation is connected with back-up ring under the bearing of bearing, preferential direction platform 12 side of being fixed on
On the upper back-up ring 131 of the bearing inner race of position bearing, under the big bearing outer ring synchronizing wheel and bearing in orientation
On back-up ring 132, structure more, the compactest, it is easy to process, assemble.
Wherein, being in transmission connection between the little synchronization in orientation wheel 151 and orientation big synchronization wheel 152 can pass through gear
The modes such as transmission, V belt translation or Chain conveyer realize；Preferential direction is little synchronizes wheel 151 and the big synchronization in orientation wheel 152
Between realize being in transmission connection, as shown in Figure 2 by azimuth synchro band 153, it is ensured that preferably running accuracy.
Further, being used for an embodiment of the satellite antenna of mobile vehicle as the present invention, orientation is little same
The big gear ratio synchronizing wheel 152 of step wheel 151 and orientation is 4:1, accurate transmission, it is possible to increase running accuracy.
The little number of teeth synchronizing wheel 151 of preferential direction is 25, the big number of teeth 100 synchronizing wheel 152 in orientation, it is easy to processing.
Further, an embodiment of the satellite antenna of mobile vehicle, bearing it are used for as the present invention
13 is that on four-point contact ball, and the bearing of this four-point contact ball, back-up ring is fixed with azimuth platform 12,
Back-up ring Tong Bu wheel 152 big with orientation connection under bearing；The upper back-up ring 131 of optional bearing inner race is put down with orientation
Platform 12 is fixed, lower back-up ring 132 Tong Bu wheel 152 big with the orientation connection of bearing outer ring.Employing internal diameter is big, outward
Footpath is little, thickness is thin, the four-point contact ball of light weight as bearing, utilize back-up ring and side on bearing
Bit platform is fixed, and under bearing, back-up ring Tong Bu wheel big with orientation connects, by the orientation being arranged in azimuth platform
Motor, drives little synchronization the in orientation to take turns, and orientation is little synchronizes wheel Tong Bu wheel big with orientation transmission, the big synchronization in orientation
360 ° of all-directional rotations of azimuth platform are realized under the counteracting force of wheel, simple in construction, compact, it is easy to processing,
Bulk is little, light weight, and packaging efficiency is high, solid and reliable, and running accuracy is high.
Further, as it is shown in figure 1, be used for an enforcement of the satellite antenna of mobile vehicle as the present invention
Example, circuit control module 4 is arranged in azimuth platform 12.Simple, compact and reasonable for structure utilize space,
It is easy to wiring, it is simple to assemble.
Further, as it is shown in figure 1, be used for an enforcement of the satellite antenna of mobile vehicle as the present invention
Example, satellite antenna also includes the balancing weight 6 being arranged in described azimuth platform 12, it is possible to balance azimuth platform
Stress on 12, it is ensured that azimuth platform steadily of centre of gravity, prevents the stress that topples.
Further, as it is shown in figure 1, be used for an enforcement of the satellite antenna of mobile vehicle as the present invention
Example, at azimuth base 11, the big synchronization in orientation wheel 152, is formed between bearing 13 and azimuth platform 12
There is receiving space, in this receiving space, be provided with the conducting slip ring 5 of cable for connecting satellite antenna；This knot
The satellite antenna simple in construction of structure, compact, it is simple to assemble, bulk little.In particular by four point cantact
During ball bearing, there is bigger receiving space, conducting slip ring 5 can be set, it might even be possible to arranges core net
Element module, assembles the easiest, reduces satellite antenna volume, increases adaptability, alleviates weight, improves rotation
Turn precision.
Further, as shown in Figure 1, Figure 3, as the present invention for mobile vehicle satellite antenna one
Individual embodiment, pitching transmission component 2 includes the column 21 being arranged in azimuth platform 12, solid with column 21
The fixed U-shaped beam 22 connected, and it is respectively arranged at the pitching Synchronous Transmission on the relative two ends of U-shaped beam 22
The mechanism 23 and pitch rotation angle of antenna module 3 can be limited in the rotary stopper machine in the range of 0-90 °
Structure 24；Drive mechanism is installed in one end of U-shaped beam, and the other end installs rotary position-limit mechanism, it is achieved pitching transmission,
The pitch rotation angle of antenna module can be limited, it is ensured that antenna module is rotary motion in the range of 0-90 °, protect
Card running accuracy, plays a supportive role to antenna module, and stabilized structure is reliable.Column and U-shaped beam can pass through spiral shell
The mechanical connection manners such as silk is fixed, welded, riveting are fixed as one, as member supporting carrier, at complete machine
In bear operating moment.
Further, as shown in Figure 4, Figure 5, the satellite antenna of mobile vehicle it is used for as the present invention
One embodiment, column 21 and/or U-shaped beam 22 use integrated hollow structure or assembled by sheet material and
The hollow structure become；Use hollow structure, it is simple to provide wiring groove, structure letter for satellite antenna overall routing
Monostable fixed, lightweight, it is simple to assemble, aesthetic appeal.Preferably column and/or U-shaped beam passes through machining mode
Processing high-strength panel (such as 6061 aluminium sheets), then sheet material be screwed, weld, the mode such as riveting
Fixing formation hollow structure, stable and reliable operation.
Further, as shown in Figure 4, a reality of the satellite antenna of mobile vehicle it is used for as the present invention
Execute example, sheet material the column 21 of the hollow assembled includes horizontally disposed column base plate 211, relatively sets
Two blocks of column side plates 212 of putting and connect two blocks of column side plates 212 and be perpendicular to the column of column base plate 211
Backboard 213；The lower end of column side plate 212 is vertical with column base plate 211, and upper end extends to protrude from column
Backboard 213, and this column side plate 212 upper end protruding from column backboard 213 is beveled end, with horizontal plane
Between remain less than the inclination angle of 90 °；It is provided with two pieces of columns between the beveled end of two blocks of column side plates 212 to add
Strong plate, these two pieces of upright post reinforcing plates are respectively the first upright post reinforcing plate 214 of the side away from column backboard 213
Be positioned at the second upright post reinforcing plate 215 of column backboard 213 side, two pieces of upright post reinforcing plates away from
One end of column base plate 211 all extends to protrude from column side plate 212, and this protrudes from column side plate 212
Upright post reinforcing plate end is that U-shaped beam fixes end 216；U-shaped beam 22 is fixed on the U-shaped of two pieces of upright post reinforcing plates
Between the fixing end 216 of beam；The setting of this structural upright, it is simple to the U-shaped beam of consistent, stress equalization, just
In supporting structure fixed thereon (such as Elevation Synchronous Transmission Device, antenna module etc.).Preferably first column adds
It is the pin extended on this upright post reinforcing plate that the U-shaped beam of strong plate 214 fixes end 216, and this pin stretches into U
In type beam 22, it is simple to persistently, consolidating the structure supported on U-shaped beam, overall structure is the most firm.
Further, as Figure 1 and Figure 4, the satellite antenna of mobile vehicle it is used for as the present invention
One embodiment, the both sides of upright post reinforcing plate all overlap with column side plate 212, and pitching transmission component 2 also wraps
Including fixture 25, this fixture 25 passes two pieces of upright post reinforcing plates and U-shaped beam 22, and by U-shaped beam 22
Being fixed on column 21, fixture can be screw；The column of this structure, the stress of U-shaped beam can be by two
Block upright post reinforcing plate rapid dispersion is on column side plate, and stress more equalizes, it is simple to persistently, firm support U
Structure on type beam, overall structure is the most firm.
Further, as it is shown in figure 5, the U-shaped beam 22 of the hollow assembled by sheet material includes two curb girders
221 and connect the crossbeam 222 of two curb girders 221, the bending place between curb girder 221 and crossbeam 222 is provided with even
Connect the beam reinforcing plate 223 of curb girder 221 and crossbeam 222；It is equipped with for laying antenna on two curb girders 221
The antenna module bearing block 224 of assembly 3, the line at the center of two antenna module bearing blocks 224 and crossbeam
The centerline parallel of 222, a curb girder 221 is additionally provided with the motor mounting plate 225 for laying pitching motor,
Stress more equalizes, it is simple to persistently supporting and be arranged at the structure on U-shaped beam, overall structure is the most firm.
Further, as shown in Figure 1, Figure 3, as the present invention for mobile vehicle satellite antenna one
Individual embodiment, Elevation Synchronous Transmission Device 23 includes pitching motor 231 and the output shaft of pitching motor 231
The pitching big synchronization wheel that the pitching little synchronization wheel 232 connected and Tong Bu wheel 232 little with this pitching are in transmission connection
233；By the pitching little wheel that synchronizes, turning moment is passed to pitching big synchronization wheel, thus realize 0-90 °
Pitching spinfunction.Wherein, the little synchronization of pitching takes turns being in transmission connection between 232 and pitching big synchronization wheel 233
Can be realized by modes such as gear drive, V belt translation or Chain conveyer；Preferably pitching is little synchronizes wheel 232 and pitching
Big synchronization realizes being in transmission connection by pitching Timing Belt 234 between wheel 233, it is ensured that preferably running accuracy.
On the centrage of the big rotary shaft synchronizing wheel of preferred antenna assembly 3 pitching, make overall structure the most firm；Excellent
Selecting pitching big synchronization wheel is completely circular structure, is suitable to size synchronization wheel central shaft connecting line and compares with horizontal plane angle
Little situation, thus ensure that antenna module does elevating movement in concentrating on less space.
Further, being used for an embodiment of the satellite antenna of mobile vehicle as the present invention, pitching is little
Synchronize wheel 232 and the big gear ratio synchronizing wheel 233 of pitching is 8:1, accurate transmission, it is possible to increase rotate essence
Degree.The preferably little number of teeth synchronizing wheel 232 of pitching is 25, the big number of teeth 200 synchronizing wheel 233 of pitching, it is easy to
Processing.
Further, as shown in figures 1 to 6, as the present invention for mobile vehicle satellite antenna one
Individual embodiment, antenna module 3 includes being fixed on the big antenna mounting 31 synchronized on wheel 233 of pitching, and arranges
Parabolic reflector 32 on antenna mounting 31, subreflector 33, waveguide 34, deep groove ball bearing 35,
Waveguide 34 can be driven to carry out the polarization drive mechanism 36 of 360 ° of all-directional rotations and polarization can be driven
The polarization motor 37 of drive mechanism 36；The centrage of deep groove ball bearing 35 and the center of parabolic reflector 32
Line overlaps, and one end of waveguide 34 is fixed with polarization drive mechanism 36, and the other end passes deep groove ball bearing 35
Stretch into parabolic reflector 32 interior and the most right with subreflector 33.Deep groove ball bearing, waveguide are arranged on parabolic
The central hole location of reflecting surface, deep groove ball bearing arranges polarization gear wheel, and polarization gear wheel props up with antenna
Support (or parabolic reflector) fix, polarize little gear by polarization motor with polarization gear wheel engaged transmission,
Polarization motor drives the little gear that polarizes, and under the counteracting force of gear wheel, the little gear that polarizes can drive waveguide
Pipe carries out 360 ° of all-directional rotations, simple in construction, stable and reliable operation.
Further, as shown in figures 1 to 6, as the present invention for mobile vehicle satellite antenna one
Individual embodiment, polarization drive mechanism 36 includes the little gear of polarization 361 being connected with the output shaft of polarization motor 37
And the polarization gear wheel 362 that gear 361 little with this polarization is in transmission connection；Polarization gear wheel 362 props up with antenna
Support 31 and/or parabolic reflector 32 are fixed, and polarization motor 37 is fixed with waveguide 34, deep groove ball bearing 35
It is fixed in polarization gear wheel 362.Wherein, polarize the biography between little gear 361 and polarization gear wheel 362
It is dynamically connected and can be realized by modes such as gear drive, V belt translation or Chain conveyer；Preferably polarize little gear 361 He
Realize being in transmission connection by polarization engaged transmission between polarization gear wheel 362, it is ensured that preferably running accuracy.
Further, as it is shown in figure 1, be used for an enforcement of the satellite antenna of mobile vehicle as the present invention
Example, duplexer 8, LNB9 (i.e. upconverter) and BUC10 (the i.e. down coversion that preferred antenna assembly includes
Device) it is arranged on waveguide 34, waveguide 34, duplexer 8, the satellite that LNB9 and BUC10 is constituted
Signal receiving and transmitting system passes through polarized rotation mechanism, and the work of circuit control realization runs.
Further, as the present invention for an embodiment of the satellite antenna of mobile vehicle, polarize little
The gear ratio of gear 361 and polarization gear wheel 362 is 4:1, accurate transmission, it is possible to increase running accuracy.
The number of teeth of little gear 361 of preferably polarizing is 25, the number of teeth 100 of polarization gear wheel 362, it is easy to processing.
Wherein, azimuth-drive motor 14, pitching motor 231 and polarization motor 37 can be servomotor or stepping electricity
Machine.Azimuth synchro band 153, pitching Timing Belt 234 and polarization Timing Belt (if polarizing little gear 361 and pole
Change and between gear wheel 362, use polarization toothed belt transmission) all can pass through regulating wheel 7 tensioning (Fig. 1, Fig. 3
Show the pitching Timing Belt 234 structure by regulating wheel 7 tensioning).
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (10)
1., for the satellite antenna of mobile vehicle, pass including circuit control module, orientation rotation assembly, pitching
Dynamic assembly and the antenna module being arranged on described pitching transmission component；Described orientation rotation assembly includes orientation
Bearing, azimuth-drive motor and azimuth synchro drive assembly, described azimuth synchro drive assembly includes and described orientation
Little orientation Datong District synchronizing to take turns and Tong Bu wheel little with described orientation is in transmission connection, orientation that the output shaft of motor connects
Step wheel, it is characterised in that: described orientation rotation assembly also includes azimuth base and azimuth platform, described orientation
The big wheel that synchronizes is fixed in described azimuth base, and described bearing Tong Bu wheel big with described orientation connects, institute
Stating azimuth platform to be fixed on described bearing, described azimuth-drive motor and described pitching transmission component are the most fixing
In described azimuth platform.
Satellite antenna for mobile vehicle the most according to claim 1, it is characterised in that: described side
Position bearing is four-point contact ball, and the upper back-up ring of the bearing inner race of this four-point contact ball and described side
Bit platform is fixed, and the lower back-up ring Tong Bu wheel big with described orientation of bearing outer ring connects；Described azimuth base, institute
State big synchronization the in orientation to take turns, between described bearing and described azimuth platform, be formed with receiving space, this receiving
The conducting slip ring of cable for connecting satellite antenna it is provided with in space.
Satellite antenna for mobile vehicle the most according to claim 1, it is characterised in that bow described in:
Face upward transmission component to include: be connected U-shaped fixed by the column being arranged in described azimuth platform with described column
Beam and the Elevation Synchronous Transmission Device that is respectively arranged on the relative two ends of described U-shaped beam and can be by described
The pitch rotation angle of antenna module is limited in the rotary position-limit mechanism in the range of 0-90 °.
Satellite antenna for mobile vehicle the most according to claim 3, it is characterised in that: described vertical
Post and/or described U-shaped beam use integrated hollow structure or the hollow structure assembled by sheet material.
Satellite antenna for mobile vehicle the most according to claim 4, it is characterised in that: described vertical
Post is the structure of the hollow assembled by sheet material, and this column includes horizontally disposed column base plate, relatively
Arrange two blocks of column side plates and connect two blocks of described column side plates and be perpendicular to described column base plate column the back of the body
Plate；The lower end of described column side plate is vertical with described column base plate, and upper end extends to protrude from the described column back of the body
Plate, and this column side plate upper end protruding from described column backboard is to keep little between beveled end, and horizontal plane
In the inclination angle of 90 °；Being provided with two pieces of upright post reinforcing plates between the beveled end of two blocks of described column side plates, these are two years old
Block upright post reinforcing plate is respectively the first upright post reinforcing plate of the side away from described column backboard and is positioned at described vertical
Second upright post reinforcing plate of post backboard side, two pieces of described upright post reinforcing plates away from the one of column base plate
End all extends to protrude from column side plate, and this upright post reinforcing plate end protruding from column side plate is that U-shaped beam is fixed
End；Described U-shaped beam is fixed between the fixing end of described U-shaped beam of two pieces of described upright post reinforcing plates.
Satellite antenna for mobile vehicle the most according to claim 5, it is characterised in that: described vertical
The both sides of column reinforcement plate all overlap with described column side plate, and described pitching transmission component also includes fixture, should
Fixture passes two pieces of described upright post reinforcing plates and described U-shaped beam, and is fixed on by described U-shaped beam described vertical
On post.
Satellite antenna for mobile vehicle the most according to claim 5, it is characterised in that: described
It is the pin extended on this upright post reinforcing plate that the described U-shaped beam of one upright post reinforcing plate fixes end, and this pin is stretched
Enter in described U-shaped beam.
Satellite antenna for mobile vehicle the most according to claim 4, it is characterised in that: by sheet material
The described U-shaped beam of the hollow assembled includes two curb girders and connects the crossbeam of described two curb girders, described curb girder
With the bending place between described crossbeam is provided with the described curb girder of connection and the beam reinforcing plate of described crossbeam；Two institutes
State and on curb girder, be equipped with the antenna module bearing block for fixed antenna assembly, two described antenna module bearings
The line at the center of seat and the centerline parallel of described crossbeam, curb girder described in is additionally provided with motor mounting plate.
9., according to the satellite antenna for mobile vehicle according to any one of claim 3-8, its feature exists
In: described Elevation Synchronous Transmission Device includes pitching motor and bowing that the output shaft of described pitching motor is connected
Face upward little big synchronization of pitching synchronizing to take turns and Tong Bu wheel little with this pitching is in transmission connection to take turns；
Described antenna module includes being fixed on the big antenna mounting synchronized on wheel of described pitching, and is arranged at antenna
Parabolic reflector, subreflector, waveguide, deep groove ball bearing in support, described waveguide can be driven
The polarization drive mechanism carrying out 360 ° of all-directional rotations and the polarization electricity that described polarization drive mechanism can be driven
Machine；The centrage of described deep groove ball bearing overlaps with the centrage of described parabolic reflector, described waveguide
One end is fixed with described polarization drive mechanism, and the other end stretches into described parabolic reflective through described deep groove ball bearing
In face and the most right with subreflector.
Satellite antenna for mobile vehicle the most according to claim 9, it is characterised in that: described
Polarization drive mechanism include polarizing the little gear of polarization that is connected with the output shaft of described polarization motor of motor and with
The polarization gear wheel that this polarization pinion drive connects；Described polarization gear wheel and described antenna mounting and/or institute
Stating parabolic reflector to fix, described polarization motor is fixed with described waveguide, and described deep groove ball bearing is fixed on
In described 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 true CN105977616A (en) | 2016-09-28 |
| CN105977616B CN105977616B (en) | 2019-02-19 |
Family
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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) |
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| CN109216924A (en) * | 2018-10-26 | 2019-01-15 | 浙江中星光电子科技有限公司 | A kind of satellite antenna roll angle homeostasis regulating device |
| CN109301452A (en) * | 2018-09-19 | 2019-02-01 | 中国科学院遥感与数字地球研究所 | S/X/Ka triaxial antennas |
| CN110931978A (en) * | 2019-11-22 | 2020-03-27 | Oppo广东移动通信有限公司 | Antenna unit and client terminal device |
| CN111180856A (en) * | 2020-01-16 | 2020-05-19 | 江西环境工程职业学院 | Mobile electronic device antenna |
| CN115275607A (en) * | 2022-07-25 | 2022-11-01 | 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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| 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 |
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| CN115275607A (en) * | 2022-07-25 | 2022-11-01 | 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105977616B (en) | 2019-02-19 |
| WO2018010252A1 (en) | 2018-01-18 |
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