CN206177240U - Measurement device for satellite antenna rotates minimum step -by -step resolution ratio - Google Patents
Measurement device for satellite antenna rotates minimum step -by -step resolution ratio Download PDFInfo
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- CN206177240U CN206177240U CN201621071721.2U CN201621071721U CN206177240U CN 206177240 U CN206177240 U CN 206177240U CN 201621071721 U CN201621071721 U CN 201621071721U CN 206177240 U CN206177240 U CN 206177240U
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- satellite antenna
- minimum step
- laser source
- step resolution
- light emitter
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Abstract
The utility model relates to a measurement device for satellite antenna rotates minimum step -by -step resolution ratio, it mainly includes: the laser source, the fixing base, connecting device, fixing device, the reflect meter, its characterized in that: the laser source pass through connecting device and fixing base and link to each other, fixing device set up on the fixing base, the laser source constitute by laser emitter. In the use, passing through connecting device and fixing base with the laser source and linking to each other, through the fixing device on the fixing base, fix measuring device on satellite antenna's every single move support, place the reflect meter in the laser source preceding, reflection position after rotating with the antenna through the initial position of record laser source on the reflect meter is through contrasting the theoretical value to it rotates minimum step -by -step resolution ratio to obtain satellite antenna.
Description
Technical field
This utility model is related to a kind of measurement apparatus of the minimum step resolution of satellite antenna, and it is a kind of by laser
To record the device of satellite antenna amount of spin.
Background technology
Rotation control requirement of the satellite antenna when carrying out to star for antenna is very high, when software is sent out to satellite antenna
After going out rotation command, the theoretical value and actual value of satellite antenna amount of spin, often with certain difference, so as to antenna can be affected
To star and antenna, when difference is excessive, or even the interference of adjacent star and situation about cannot communicate occurs, therefore, to satellite antenna
The test of minimum step resolution is very necessary that control software can carry out repairing for certain situation according to existing difference
Just, so as to the theoretical value for ensureing amount of spin is identical with actual value, it is ensured that the quality and stability of satellite communication.
In prior art, testing the method for testing of the minimum step resolution that satellite antenna is rotated typically has two kinds, one kind
It is special instrument detection, the detection method accuracy is high, however it is necessary that the instrument of specialty, and the testing time is very long, into
This is very high, and another kind of method is to look for the professional person's manual measurement for having technology and experience, wherein the step of measurement and index
That what is all compared is loaded down with trivial details, and the point to be tested of tester is relatively more, also to pass through complicated calculating, it is therefore desirable to a professional person
Operated, and operating accuracy for test precision have a significant impact.
Utility model content
In order to solve above-mentioned problem, the utility model discloses a kind of satellite antenna rotates minimum step resolution
Measurement apparatus and method, the measurement apparatus are the devices of the amount of spin that satellite antenna is recorded by laser, this utility model
Also disclose a kind of actual rotation amount that satellite antenna is recorded by the laser recorder, and by its ratio with theoretical amount of spin
Compared with so as to finally judge the rotation minimum step resolution of satellite antenna, and can carrying out as control software a certain amount of
Amendment, so as to complete the operation of satellite communication, the cost that this utility model overcomes machine measurement in prior art is excessive, people
Excessively complicated, too high for the requirement of the personnel problem of work measurement, simple to operate and with low cost, practical and accuracy
General satellite communication detection can be reached to require.
A kind of satellite antenna rotates the measurement apparatus of minimum step resolution, and it mainly includes：Lasing light emitter, fixed seat, even
Connection device, fixing device, reflection unit, it is characterised in that：Described lasing light emitter is connected by attachment means with fixed seat, described
Fixing device be arranged in fixed seat, described lasing light emitter is made up of generating laser.In use, by lasing light emitter by connection
Device is connected with fixed seat, by the fixing device in fixed seat, measurement apparatus is fixed on the tilt mount of satellite antenna,
Reflection unit is positioned over before lasing light emitter, after the initial position and antenna by recording laser source on reflection unit is rotated
Reflection position, through contrast theoretical value, so as to obtain satellite antenna rotate minimum step resolution.
Used as a kind of improvement of the present utility model, described reflection unit is blank, after this design, blank pair
It is of a relatively high in the reflectance of light, become apparent from compared to other materials, can Reusability, cost is lower.
Used as a kind of improvement of the present utility model, described fixing device is 3M glue, after this design, 3M glue energy
It is enough that measurement apparatus are well fixed on satellite antenna, and perforate need not be carried out on satellite antenna, can be effective
The globality of satellite antenna is protected, and is being measured, can conveniently be removed, be used for multiple times.
Used as a kind of improvement of the present utility model, described attachment means are screw, after this design, screw energy
It is enough to be closely joined together lasing light emitter and fixed seat, will not shift, impact will not be produced on the result for measuring.
A kind of satellite antenna rotates the measurement apparatus and method of minimum step resolution, the measurement apparatus be by laser come
The device of the amount of spin of record satellite antenna, the invention also discloses a kind of record satellite day by the laser recorder
The actual rotation amount of line, and by its comparison with theoretical amount of spin, so as to finally judge the rotation minimum step point of satellite antenna
Resolution, and a certain amount of amendment can be carried out as control software, so as to complete the operation of satellite communication, this utility model
The cost for overcoming machine measurement in prior art is excessive, and manual measurement is excessively complicated, the problem too high for the requirement of personnel,
Simple to operate and with low cost, practical and accuracy can reach general satellite communication detection and require.
Description of the drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 is schematic view of the mounting position of the present utility model,
Fig. 3 is schematic diagram of the present utility model,
Reference numerals list：1-tilt mount, 2-fixing device, 3-fixed seat, 4-lasing light emitter.
Specific embodiment
With reference to the accompanying drawings and detailed description, this utility model is further elucidated.
Embodiment 1：
Visible with reference to accompanying drawing, a kind of satellite antenna rotates the measurement apparatus of minimum step resolution, and it mainly includes：Laser
Source 4, fixed seat 3, attachment means, fixing device 2, reflection unit, it is characterised in that：Described lasing light emitter 4 passes through attachment means
It is connected with fixed seat 3, described fixing device 2 is arranged in fixed seat 3, described lasing light emitter 4 is made up of generating laser.Make
With in, lasing light emitter 4 is connected by attachment means with fixed seat 3, by the fixing device 2 in fixed seat 3, measurement apparatus is consolidated
It is scheduled on the tilt mount 1 of satellite antenna, reflection unit is positioned over before lasing light emitter 4, by recording laser source 4 in reflection dress
Reflection position after the initial position put and antenna rotation, through contrasting theoretical value, rotates most so as to obtain satellite antenna
Little step resolution.
Embodiment 2：
Used as a kind of improvement of the present utility model, described reflection unit is blank, after this design, blank pair
It is of a relatively high in the reflectance of light, become apparent from compared to other materials, can Reusability, cost is lower.Remaining structure
It is identical with embodiment 1 with advantage.
Embodiment 3：
Used as a kind of improvement of the present utility model, described fixing device 2 is 3M glue, after this design, 3M glue
Measurement apparatus can be well fixed on satellite antenna, and perforate need not be carried out on satellite antenna, can be effective
Protection to the globality of satellite antenna, and measuring, can conveniently remove, be used for multiple times.Remaining structure and excellent
Point is identical with embodiment 1.
Embodiment 4：
Used as a kind of improvement of the present utility model, described attachment means are screw, after this design, screw energy
It is enough to be closely joined together lasing light emitter 4 and fixed seat 3, will not shift, impact will not be produced on the result for measuring.Remaining
Structure is identical with embodiment 1 with advantage.
This utility model can also be combined into the technical characteristic at least one described in embodiment 2,3,4 and embodiment 1 newly
Embodiment.
This utility model, specifically used process is as follows：
（1）The measurement apparatus that satellite antenna described in right 1 rotates minimum step resolution are fixed by fixing device
On satellite antenna tilt mount；
（2）Reflection unit is placed at lasing light emitter 5.74*X rice, wherein X can take arbitrarily on the occasion of；
（3）Generating laser is opened, and allows lasing light emitter to be presented on reflection unit, record lasing light emitter on reflection unit
Position A；
（4）Control satellite antenna rotates in the same direction 10 °；
（5）The position B of lasing light emitter on record reflection unit；
（6）The distance of measurement AB；
（7）Theoretical value AB of AB ', AB '=2*5.74*X*sin (a/2)=X compares theoretical value AB of AB ' and actual measurement
The error of value；
（8）If the error of AB and X illustrates that the minimum step meansigma methodss of satellite antenna main frame are little within positive and negative 2CM
In 0.1 °；If within positive and negative 10CM, the minimum step meansigma methodss for illustrating satellite antenna main frame are less than the error of AB and X
0.5 °, when the error of AB and X is more than within positive and negative 10CM, then explanation satellite antenna main frame minimum stepper distances are not inconsistent standardization,
Satellite antenna should be re-calibrated or product is unqualified.
Technological means disclosed in this utility model scheme are not limited only to the technological means disclosed in above-mentioned technological means, also
Including the technical scheme being made up of above technical characteristic combination in any.
Claims (4)
1. a kind of satellite antenna rotates the measurement apparatus of minimum step resolution, and it mainly includes：Lasing light emitter（4）, fixed seat
（3）, attachment means, fixing device（2）, reflection unit, it is characterised in that：Described lasing light emitter（4）By attachment means with it is solid
Reservation（3）It is connected, described fixing device（2）It is arranged on fixed seat（3）On, described lasing light emitter（4）By generating laser structure
Into.
2. satellite antenna according to claim 1 rotates the measurement apparatus of minimum step resolution, it is characterised in that：It is described
Reflection unit be blank.
3. satellite antenna according to claim 1 rotates the measurement apparatus of minimum step resolution, it is characterised in that：It is described
Fixing device（2）For 3M glue.
4. satellite antenna according to claim 1 rotates the measurement apparatus of minimum step resolution, it is characterised in that：It is described
Attachment means be screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621071721.2U CN206177240U (en) | 2016-09-22 | 2016-09-22 | Measurement device for satellite antenna rotates minimum step -by -step resolution ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621071721.2U CN206177240U (en) | 2016-09-22 | 2016-09-22 | Measurement device for satellite antenna rotates minimum step -by -step resolution ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206177240U true CN206177240U (en) | 2017-05-17 |
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ID=58675948
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621071721.2U Active CN206177240U (en) | 2016-09-22 | 2016-09-22 | Measurement device for satellite antenna rotates minimum step -by -step resolution ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206177240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352792A (en) * | 2016-09-22 | 2017-01-25 | 南京中网卫星通信股份有限公司 | Measurement device and method for minimum step resolution of satellite antenna in rotation |
-
2016
- 2016-09-22 CN CN201621071721.2U patent/CN206177240U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352792A (en) * | 2016-09-22 | 2017-01-25 | 南京中网卫星通信股份有限公司 | Measurement device and method for minimum step resolution of satellite antenna in rotation |
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