CN207398334U - Grapefruit satellite antenna dynamic follower - Google Patents
Grapefruit satellite antenna dynamic follower Download PDFInfo
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- CN207398334U CN207398334U CN201721924677.XU CN201721924677U CN207398334U CN 207398334 U CN207398334 U CN 207398334U CN 201721924677 U CN201721924677 U CN 201721924677U CN 207398334 U CN207398334 U CN 207398334U
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- mcu
- top control
- satellite antenna
- control modules
- grapefruit satellite
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Abstract
The utility model is related to a kind of grapefruit satellite antenna dynamic followers.It solves the problems such as prior art design is not reasonable.Including the MCU top control modules being connected with antenna driving motor, MCU top control modules include at least two MCU master control chips being sequentially connected, MCU top control modules are connected by SPI interface with frequency demultiplier, and the MCU top control modules drive limiter by the motor that I/O interfaces are connected to attitude detection module and have limit sensors respectively.Advantage is：The signal parameter that voltage value, the frequency demultiplier gathered by the top control module that multiple main control chips form to gyro return value, signal amplification circuit returns largely is calculated, so as to which Driving Stepping Motor quickly tracks, improve control accuracy, stability is good, tracking effect is good, keeps the best lock state of antenna, substantially increases the speed of service, calculating, the response time of external return data are shortened, signal is made to be in stable state.
Description
Technical field
The utility model belongs to navigation equipment technical field peculiar to vessel, and in particular to a kind of grapefruit satellite antenna dynamic tracing machine
Structure.
Background technology
With the demand of development and the observing and controlling of aerospace industry, applied satellite and aerospace craft are more and more made a gift to someone
Immense space provides strong support for the development of military and civilian technology.Boat-carrying satellite tv antenna is the indispensability of navigation peculiar to vessel
Equipment is accurately positioned ship using to the measurement tracking of satellite, thus needs accurate tracking target and believe to out position
Breath.Therefore, the quality of tracking performance is particularly important for antenna, but at present, the Satellite Tracking in China and accurate survey
Control location technology also has a certain distance, the research and development of satellite Dynamic Tracing Technology, to using space technology with developed country
Promote the military affairs science and technology in China and industrial and agricultural development and meet people's daily life needs and suffer from meaning of crucial importance.It is existing
Some grapefruit satellite antennas mostly drive by motor, and the action of motor is realized by MCU chip, but existing grapefruit satellite
Antenna there is：It is complicated, the problems such as control accuracy is poor, and tracking effect is poor, and stability is poor.
To solve the above problems, people have carried out long-term exploration, defended for example, Chinese patent discloses a kind of dynamic tracking
Star antenna [application number：201010275628.4], including orientation attitude detection, signal level detection and servo-drive system three
Point；Master control servo-drive system is Z axis adjustment stepper motor；Orientation attitude detection part is only by a Z axis gyroscope and accelerometer
Composition；By the Z axis gyroscope measurement antenna direction of motion in the horizontal direction and speed, by acceleration measuring measure antenna compared with
The angle of horizontal plane controls servo-drive system constantly to adjust antenna azimuth, roll angle and pitch angle by master cpu, realizes
The purpose of dynamic tracking satellite.
Although said program solves the problems, such as satellite antenna to a certain extent, dynamic tracking effect is poor, the program
It still remains：It is complicated, the defects of control accuracy is poor, and stability is poor.
The content of the invention
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of simple in structure, high grapefruit satellite of control accuracy
Antenna dynamic follower.
In order to achieve the above objectives, the utility model employs following technical proposal：This grapefruit satellite antenna dynamic tracing machine
Structure, including the MCU top control modules being connected with antenna driving motor, which is characterized in that the MCU top control modules include at least two
A MCU master control chips being sequentially connected, the MCU top control modules are connected by SPI interface with frequency demultiplier, and the MCU is total
Control module drives /V by the motor that I/O interfaces are connected to attitude detection module and have limit sensors respectively
Device.Data Computation for apportionment is carried out using more main control chips in this programme, substantially increases the speed of service, improves control essence
Degree, so that stability mechanical stability higher.
In above-mentioned grapefruit satellite antenna dynamic follower, the MCU top control modules are by two MCU master control chips
It is composed, and is connected between the MCU master control chips by iic bus.
In above-mentioned grapefruit satellite antenna dynamic follower, the MCU top control modules pass through I/O interfaces and GPS
Module is connected.
In above-mentioned grapefruit satellite antenna dynamic follower, the attitude detection module includes gyrosensor
And/or acceleration transducer.
In above-mentioned grapefruit satellite antenna dynamic follower, the MCU top control modules are connected with signal amplification electricity
Road.
In above-mentioned grapefruit satellite antenna dynamic follower, the antenna driving motor is stepper motor.
The utility model has the advantage of：Simple in structure, the top control module being made up of multiple main control chips returns gyro
It returns the signal parameter that value, the voltage value of signal amplification circuit acquisition, frequency demultiplier return largely to be calculated, so as to drive stepping electric
Machine quickly tracks, and improves control accuracy, and stability is good, and tracking effect is good, keeps the best lock state of antenna, greatly improves
The speed of service, shortens calculating, the response time of external return data, signal is made to be in stable state.
Description of the drawings
Fig. 1 is the functional block diagram of the utility model；
In figure, MCU top control modules 1, MCU master controls chip 11, iic bus 12, SPI interface 2, frequency demultiplier 3, I/O interfaces 4,
Attitude detection module 5, gyrosensor 51, acceleration transducer 52, motor driving limiter 6, limit sensors 61, GPS moulds
Block is connected 7, signal amplification circuit 8.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, this grapefruit satellite antenna dynamic follower, including the MCU master controls being connected with antenna driving motor
Module 1, it is preferable that antenna driving motor here is stepper motor.What MCU top control modules 1 were sequentially connected including at least two
MCU master controls chip 11, for example, MCU top control modules 1 here are composed of two MCU master controls chips 11, and MCU master control cores
It is connected between piece 11 by iic bus 12, carries out data Computation for apportionment using more MCU master controls chips 11, substantially increase fortune
Scanning frequency degree, improves control accuracy, so that stability mechanical stability higher.
Preferably, MCU top control modules 1 here are connected by SPI interface 2 with frequency demultiplier 3, and MCU top control modules 1 lead to respectively
It crosses I/O interfaces 4 and is connected to attitude detection module 5 and the motor driving limiter 6 with limit sensors 61, preferably
Ground, attitude detection module 5 here include gyrosensor 51 and acceleration transducer 52, and MCU top control modules 1 here are also logical
It crosses I/O interfaces 4 and is connected 7 with GPS module.Wherein, MCU top control modules 1 here are connected with signal amplification circuit 7.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although MCU top control modules 1, MCU master controls chip 11, iic bus 12, SPI interface 2, drop is used more herein
Frequency device 3, I/O interfaces 4, attitude detection module 5, gyrosensor 51, acceleration transducer 52, motor driving limiter 6, /V
Sensor 61, GPS module are connected the terms such as 7, signal amplification circuit 8, but it does not preclude the possibility of using other terms.It uses
These terms are used for the purpose of more easily describing and explaining the essence of the utility model；It is construed as any additional
Limitation be all contrary to the spirit of the present invention.
Claims (6)
1. a kind of grapefruit satellite antenna dynamic follower, including the MCU top control modules (1) being connected with antenna driving motor,
It is characterized in that, the MCU top control modules (1) include at least two MCU master controls chips (11) being sequentially connected, the MCU
Top control module (1) is connected by SPI interface (2) with frequency demultiplier (3), and the MCU top control modules (1) pass through I/O interfaces respectively
(4) attitude detection module (5) and the motor driving limiter (6) with limit sensors (61) are connected to.
2. grapefruit satellite antenna dynamic follower according to claim 1, which is characterized in that the MCU master control moulds
Block (1) is composed of two MCU master controls chips (11), and passes through iic bus (12) between the MCU master controls chip (11)
It is connected.
3. grapefruit satellite antenna dynamic follower according to claim 2, which is characterized in that the MCU master control moulds
Block (1) is connected (7) with GPS module by I/O interfaces (4).
4. the grapefruit satellite antenna dynamic follower according to claim 1 or 2 or 3, which is characterized in that the posture
Detection module (5) includes gyrosensor (51) and/or acceleration transducer (52).
5. grapefruit satellite antenna dynamic follower according to claim 4, which is characterized in that the MCU master control moulds
Block (1) is connected with signal amplification circuit (8).
6. grapefruit satellite antenna dynamic follower according to claim 1, which is characterized in that the antenna driving electricity
Machine is stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924677.XU CN207398334U (en) | 2017-12-31 | 2017-12-31 | Grapefruit satellite antenna dynamic follower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924677.XU CN207398334U (en) | 2017-12-31 | 2017-12-31 | Grapefruit satellite antenna dynamic follower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207398334U true CN207398334U (en) | 2018-05-22 |
Family
ID=62324266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721924677.XU Active CN207398334U (en) | 2017-12-31 | 2017-12-31 | Grapefruit satellite antenna dynamic follower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207398334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235003A (en) * | 2021-11-16 | 2022-03-25 | 中国航空工业集团公司雷华电子技术研究所 | Airborne radar antenna motion parameter resolving method and attitude measurement system |
-
2017
- 2017-12-31 CN CN201721924677.XU patent/CN207398334U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235003A (en) * | 2021-11-16 | 2022-03-25 | 中国航空工业集团公司雷华电子技术研究所 | Airborne radar antenna motion parameter resolving method and attitude measurement system |
| CN114235003B (en) * | 2021-11-16 | 2023-08-18 | 中国航空工业集团公司雷华电子技术研究所 | Solution method for motion parameters of airborne radar antenna and attitude measurement system |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 7, Building 7, Lane 216, Qingyi Road, High tech Zone, Ningbo City, Zhejiang Province 315000 Patentee after: Ningbo Ditai Technology Co.,Ltd. Address before: 315040 West Head, 4th Floor, 1299 Juxian Road, Ningbo High-tech Zone, Zhejiang Province Patentee before: NINGBO DITEL ELECTRONIC SCIENCE & TECHNOLOGY CO.,LTD. |