CN209104368U - A kind of vehicle-mounted double frequency antenna for satellite communication in motion - Google Patents
A kind of vehicle-mounted double frequency antenna for satellite communication in motion Download PDFInfo
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- CN209104368U CN209104368U CN201821755806.1U CN201821755806U CN209104368U CN 209104368 U CN209104368 U CN 209104368U CN 201821755806 U CN201821755806 U CN 201821755806U CN 209104368 U CN209104368 U CN 209104368U
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Abstract
The utility model discloses a kind of vehicle-mounted double frequency antenna for satellite communication in motion, including antenna pedestal, antenna primary control box and antenna driver, azimuth encoder, pitching encoder, azimuth-drive motor and pitching motor are equipped in the antenna pedestal, azimuth-drive motor is connected with azimuth encoder, pitching motor is connected with pitching encoder, azimuth-drive motor is also connected with azimuth axis, azimuth encoder and pitching encoder are connected with antenna primary control box, antenna primary control box is connected with Radio Beacon, antenna primary control box is connected with antenna driver, and antenna driver is connected with azimuth-drive motor and pitching motor respectively.This product uses two-axis stabilization tracking system, azimuth axis can be made to realize 360 degree of continuous rotations, pitch axis realizes 90 degree of rotations, it can be with the variable quantity of real-time measurement attitude of carrier, guarantee that antenna all-the-time stable under the various motion states of carrier is tracked to satelloid, the transmitting-receiving of two kinds of different frequency ranges is realized using two kinds of antenna surfaces, guarantees high quality communication of the antenna under motion state.
Description
Technical field
The utility model relates to a kind of antenna, specifically a kind of vehicle-mounted double frequency antenna for satellite communication in motion.
Background technique
Communication in moving is the abbreviation of " ground satellite station communication system on the move ", by communication in moving system, vehicle, steamer,
The mobile carrier such as aircraft during the motion can the platforms such as real-time tracking satellite, transmit voice, data, image etc. incessantly
Multimedia messages can meet the needs of various military-civil emergency communications and the multimedia communication under mobile condition.
Communication in moving system has well solved the mobile vehicles such as various vehicles, steamer and has been defended during exercise by Geo-synchronous
Star constantly transmits the difficulty of the multimedia messages such as voice, data, the dynamic video image of high-resolution, fax in real time, is communication
The primary great breakthrough in field is that the present satellites communications field is in great demand, the application field that quickly grows, at the army and the people two
There is extremely wide development prospect in field.
But in the prior art, for vehicle-mounted antenna for satellite communication in motion in carrier movements such as vehicles, antenna can not be in each of carrier
All-the-time stable tracking is to satelloid under kind motion state, and communication quality is lower, and precision is lower.
Summary of the invention
The purpose of this utility model is to provide a kind of vehicle-mounted double frequency antenna for satellite communication in motion, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of vehicle-mounted double frequency antenna for satellite communication in motion, including antenna pedestal, antenna primary control box and antenna driver, the antenna pedestal
Interior azimuth encoder, pitching encoder, azimuth-drive motor and pitching motor, the azimuth-drive motor of being equipped with is connected with azimuth encoder, pitching
Motor is connected with pitching encoder, and azimuth-drive motor is also connected with azimuth axis and azimuth axis top is connected with conducting slip ring, pitching
Motor is connected with pitch axis and pitch axis is connected with pitching pinion gear, and pitching pinion gear connects pitching gear wheel, pitching canine tooth
Wheel connection antenna, azimuth encoder and pitching encoder are connected with antenna primary control box, and antenna primary control box passes through interface and beacon
Machine is connected, and antenna primary control box is connected by conducting wire with antenna driver, antenna driver respectively with azimuth-drive motor and pitching motor
It is connected.
As a further solution of the present invention: azimuth axis lower part is connected with orientation pinion gear, orientation pinion gear with turn
Dish axle, which is held, to be meshed.
As a further solution of the present invention: pitching motor includes the first pitching motor and the second pitching motor, day
Line includes first antenna and the second antenna, and pitching pinion gear includes that the first pitching pinion gear and the second pitching pinion gear, pitching are big
Gear includes the first pitching gear wheel and the second pitching gear wheel.
As a further solution of the present invention: the side of azimuth axis, which is provided with orientation, seeks zero switch, orientation is sought zero and is opened
The side of pass is provided with fusion attitude measurement system, and fusion attitude measurement system can be measured where carrier traveling angle, carrier
The information such as the longitude of position, latitude and initial angle with respect to the horizontal plane.
As a further solution of the present invention: the side of pitch axis, which is provided with pitching, seeks zero switch.
As a further solution of the present invention: it includes that zero switch and the second pitching are sought in the first pitching that zero switch is sought in pitching
Seek zero switch.
Compared with prior art, the utility model has the beneficial effects that this product uses two-axis stabilization tracking system, pass through
Setting precise conductive slip ring can make azimuth axis realize 360 degree of continuous rotations, and pitch axis realizes 90 degree of rotations, by the way that position is arranged
The variable quantity for merging attitude measurement system real-time measurement attitude of carrier, constantly corrects antenna directional angle using close-loop control mode
Degree can guarantee that antenna all-the-time stable under the various motion states of carrier is tracked to satelloid, and use two kinds of antenna surfaces
It realizes the transmitting-receiving of two kinds of different frequency ranges, guarantees high quality communication of the antenna under motion state, have a extensive future.
Detailed description of the invention
Fig. 1 is the perspective view of vehicle-mounted double frequency antenna for satellite communication in motion.
Fig. 2 is the main view of vehicle-mounted double frequency antenna for satellite communication in motion.
Fig. 3 is the partial structural diagram of vehicle-mounted double frequency antenna for satellite communication in motion neutral body figure.
Fig. 4 is the partial structural diagram of main view in vehicle-mounted double frequency antenna for satellite communication in motion.
Fig. 5 is the bottom view of vehicle-mounted double frequency antenna for satellite communication in motion.
Wherein: 1- antenna primary control box, 2- azimuth-drive motor, the first pitching motor of 3-, the second pitching motor of 4-, 5- conduction are sliding
Zero switch is sought in ring, the orientation 6-, 7- merges attitude measurement system, zero switch is sought in the first pitching of 8-, zero switch is sought in the second pitching of 9-,
10- first antenna, the second antenna of 11-, 12- Radio Beacon, the orientation 13- pinion gear, 14- turntable bearing, the small tooth of the first pitching of 15-
Wheel, the second pitching of 16- pinion gear, the first pitching of 17- gear wheel, 18- the second pitching gear wheel.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of vehicle-mounted double frequency antenna for satellite communication in motion, including antenna pedestal, antenna primary control box 1 and antenna driver, in antenna pedestal
Equipped with azimuth encoder, pitching encoder, azimuth-drive motor 2, the first pitching motor 3 and the second pitching motor 4, azimuth-drive motor 2
Connection orientation encoder, the first pitching motor 3 and the second pitching motor 4 are separately connected two pitching encoders, azimuth-drive motor 2
Connection orientation axis, azimuth axis are fixed on the center of antenna pedestal, and azimuth axis top connects conducting slip ring 5, conductive by setting
Slip ring 5 can make azimuth axis complete 360 degree of rotations, will not influence electric wire connection, azimuth axis lower part connection orientation pinion gear
13, orientation pinion gear 13 is crimped on azimuth-drive motor 2 by way of keyway, turns to orientation pinion gear 13 by azimuth-drive motor 2
Turntable bearing 14 is driven to realize the rotation in orientation within the scope of 0 ° to 360 °, orientation pinion gear 13 is nibbled with 14 phase of turntable bearing
It closes, azimuth axis side is that zero switch 6 is sought in orientation, and zero switch, 6 side is sought for fusion attitude measurement system 7, by merging appearance in orientation
State measuring system 7 can measure carrier traveling angle, the longitude of carrier position, latitude and with respect to the horizontal plane initial
The information such as angle connect pitch axis by the first pitching motor 3, and pitch axis side is that zero switch 8, pitching axis connection are sought in the first pitching
First pitching pinion gear 15, the first pitching pinion gear 15 are crimped on the first pitching motor 3 by way of keyway, by
One pitching motor 3 turns to the first pitching pinion gear 15 and the wheel of pitching canine tooth -1 17 is driven to realize in pitching in 0 ° to 90 ° range
Interior rotation, the first pitching pinion gear 15 connect the first pitching gear wheel 17, and the first pitching gear wheel 17 connects first antenna
10, it is the plate of 800mm as antenna surface that first antenna 10, which uses equivalent bore,.
This structure can substantially reduce the height of complete machine, and azimuth encoder connects antenna primary control box 1 with pitching encoder,
Antenna primary control box 1 connects Radio Beacon 12 by interface, and antenna primary control box 1 connects antenna driver, antenna driver by conducting wire
It is separately connected azimuth-drive motor 2, the first pitching motor 3 and the second pitching motor 4, and by switching two kinds of switch enclosure realization not
Satellite beacon signals are converted into analog voltage signal with the receiving and transmitting signal of frequency range, then by beacon receiver 12.
Embodiment 2
A kind of vehicle-mounted double frequency antenna for satellite communication in motion, including antenna pedestal, antenna primary control box 1 and antenna driver, in antenna pedestal
Equipped with azimuth encoder, pitching encoder, azimuth-drive motor 2, the first pitching motor 3 and the second pitching motor 4, azimuth-drive motor 2
Connection orientation encoder, the first pitching motor 3 and the second pitching motor 4 are separately connected two pitching encoders, azimuth-drive motor 2
Connection orientation axis, azimuth axis are fixed on the center of antenna pedestal, and azimuth axis top connects conducting slip ring 5, conductive by setting
Slip ring 5 can make azimuth axis complete 360 degree of rotations, will not influence electric wire connection, azimuth axis lower part connection orientation pinion gear
13, orientation pinion gear 13 is crimped on azimuth-drive motor 2 by way of keyway, turns to orientation pinion gear 13 by azimuth-drive motor 2
Turntable bearing 14 is driven to realize the rotation in orientation within the scope of 0 ° to 360 °, orientation pinion gear 13 is nibbled with 14 phase of turntable bearing
It closes, azimuth axis side is that zero switch 6 is sought in orientation, and zero switch, 6 side is sought for fusion attitude measurement system 7, by merging appearance in orientation
State measuring system 7 can measure carrier traveling angle, the longitude of carrier position, latitude and with respect to the horizontal plane initial
The information such as angle connect pitch axis by the second pitching motor 4, and pitch axis side is that zero switch 9, pitching axis connection are sought in the second pitching
Second pitching pinion gear 16, the second pitching pinion gear 16 are crimped on the second pitching motor 4 by way of keyway, by
Two pitching motors 4 turn to the second pitching pinion gear 16 and the wheel of pitching canine tooth -2 18 are driven to realize in pitching in 0 ° to 90 ° range
Interior rotation, the second pitching pinion gear 16 connect the second pitching gear wheel 18, and the second pitching gear wheel 18 connects the second antenna
11, it is the plate of 600mm as antenna surface that the second antenna 11, which uses equivalent bore,.
This structure can substantially reduce the height of complete machine, and azimuth encoder connects antenna primary control box 1 with pitching encoder,
Antenna primary control box 1 connects Radio Beacon 12 by interface, and antenna primary control box 1 connects antenna driver, antenna driver by conducting wire
It is separately connected azimuth-drive motor 2, the first pitching motor 3 and the second pitching motor 4, and by switching two kinds of switch enclosure realization not
Satellite beacon signals are converted into analog voltage signal with the receiving and transmitting signal of frequency range, then by beacon receiver 12.
The working principle of the utility model is: 2 connection orientation encoder of azimuth-drive motor, the first pitching motor 3 and second are bowed
It faces upward motor 4 and connects pitching encoder, the real-time angle of antenna is measured by azimuth encoder and pitching encoder, azimuth-drive motor 2, the
One pitching motor 3 and the second pitching motor 4 are for driving wire motion, when first antenna 10 and the second antenna 11 are in just
When beginning state, by seeking the feedback of zero switch and encoder, traveling angle, carrier institute are measured by merging attitude measurement system 7
In information such as the longitude of position, latitude and initial angles with respect to the horizontal plane, according to first antenna 10 and the second antenna 11
Current pose, by the geographical location and satellite longitude, latitude information of carrier calculate antenna pitching on the basis of horizontal plane and
Polarizing angle, and antenna driver driving motor is controlled by antenna primary control box 1 and adjusts antenna initial angle, complete antenna initial attitude
Adjustment.
When antenna remains static, in the case where keeping antenna pitching and constant polarizing angle, start azimuth-drive motor
2, by 2 rotational orientation axis of azimuth-drive motor, satellite-signal is scanned, and satellite beacon signals are converted to by simulation by Radio Beacon 12
Voltage judges position of the maximum of satellite-signal relative to first antenna 10 and the second antenna 11 according to voltage value, then
Antenna is made to be automatically aligned to satellite by adjusting antenna azimuth, when to be placed in vehicle enterprising for first antenna 10 and the second antenna 11
When row movement, the attitudes vibration situation of the carriers such as car is measured by merging attitude measurement system 7, and pass through control motor
Rotation control antenna azimuth, pitch angle and polarizing angle, guarantee car during the motion, antenna can real-time synchronization with
Track satellite.
This product uses two-axis stabilization tracking system, azimuth axis can be made to realize 360 degree by the way that precise conductive slip ring 5 is arranged
Continuous rotation, pitch axis realize 90 degree of rotations, merge 7 real-time measurement carrier of attitude measurement system by setting position positioning/INS
The variable quantity of posture constantly corrects antenna pointing angle using close-loop control mode, and antenna can be guaranteed in the various fortune of carrier
All-the-time stable tracking guarantees the high quality of first antenna 10 and the second antenna 11 under motion state to satelloid under dynamic state
Communication.
It should be strongly noted that seeking zero switch 6, fusion appearance by azimuth-drive motor 2, pitching motor, orientation in the application
The cooperation of state measuring system 7 etc. efficiently solves the problems, such as that communication quality is lower and precision is lower.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (4)
1. a kind of vehicle-mounted double frequency antenna for satellite communication in motion, which is characterized in that driven including antenna pedestal, antenna primary control box (1) and antenna
Device, is equipped with azimuth encoder, pitching encoder, azimuth-drive motor (2) and pitching motor in the antenna pedestal, azimuth-drive motor (2) with
Azimuth encoder is connected, and pitching motor is connected with pitching encoder, and azimuth-drive motor (2) is also connected with azimuth axis and on azimuth axis
Portion is connected with conducting slip ring (5), and pitching motor is connected with pitch axis and pitch axis is connected with pitching pinion gear, pitching pinion gear
Connect pitching gear wheel, pitching gear wheel connects antenna, azimuth encoder and pitching encoder with antenna primary control box (1) phase
Even, antenna primary control box (1) is connected with Radio Beacon (12), and antenna primary control box (1) is connected with antenna driver, antenna driver difference
Be connected with azimuth-drive motor (2) and pitching motor, azimuth axis lower part is connected with orientation pinion gear (13), orientation pinion gear (13) with turn
Dish axle holds (14) and is meshed, and pitching motor includes the first pitching motor (3) and the second pitching motor (4), and antenna includes first day
Line (10) and the second antenna (11), pitching pinion gear include the first pitching pinion gear (15) and the second pitching pinion gear (16), are bowed
Facing upward gear wheel includes the first pitching gear wheel (17) and the second pitching gear wheel (18).
2. vehicle-mounted double frequency antenna for satellite communication in motion according to claim 1, which is characterized in that the side of the azimuth axis is provided with
Orientation is sought zero switch (6), and the side that zero switch (6) is sought in orientation is provided with fusion attitude measurement system (7).
3. vehicle-mounted double frequency antenna for satellite communication in motion according to claim 1, which is characterized in that the side of the pitch axis is provided with
Zero switch is sought in pitching.
4. vehicle-mounted double frequency antenna for satellite communication in motion according to claim 3, which is characterized in that it includes that zero switch is sought in the pitching
Zero switch (8) is sought in one pitching and zero switch (9) are sought in the second pitching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821755806.1U CN209104368U (en) | 2018-10-29 | 2018-10-29 | A kind of vehicle-mounted double frequency antenna for satellite communication in motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821755806.1U CN209104368U (en) | 2018-10-29 | 2018-10-29 | A kind of vehicle-mounted double frequency antenna for satellite communication in motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104368U true CN209104368U (en) | 2019-07-12 |
Family
ID=67156896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821755806.1U Active CN209104368U (en) | 2018-10-29 | 2018-10-29 | A kind of vehicle-mounted double frequency antenna for satellite communication in motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104368U (en) |
-
2018
- 2018-10-29 CN CN201821755806.1U patent/CN209104368U/en active Active
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