CN104393403A - Satellite antenna - Google Patents
Satellite antenna Download PDFInfo
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- CN104393403A CN104393403A CN201410631396.XA CN201410631396A CN104393403A CN 104393403 A CN104393403 A CN 104393403A CN 201410631396 A CN201410631396 A CN 201410631396A CN 104393403 A CN104393403 A CN 104393403A
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- tuner
- fixed
- satellite antenna
- motor
- polarization
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Abstract
The invention relates to the field of antennas, and provides a satellite antenna. The satellite antenna comprises a paraboloid, a waveguide, a tuner, a subreflector, a conical scanning motor, a protecting cover, a tuner fixing device, a polarizing motor, a conveyor belt, a bearing fixing device and an optical coupler; the conical scanning motor is fixed to the protecting cover and used for driving the subreflector to rotate to realize conical scanning; the optical coupler is fixed to a fixed conical scanning motor board; the protecting cover is fixed to the radiating end surface of the waveguide; the other end of the waveguide is connected with the paraboloid; the tuner is fixed to the tuner fixing device; the polarizing motor is arranged on the outer surface of the paraboloid and used for driving the tuner to rotate through the conveyor belt. According to the technical scheme, the satellite antenna has the advantage that the polarizing motor can be simply rotated to enable the rotating of a tuner polarizing angle, and therefore, the problem caused by a polarizing shaft of the satellite antenna can be solved, and the satellite searching flexibility of the satellite antenna can be improved.
Description
Technical field
The present invention relates to field of antenna, particularly a kind of satellite antenna.
Background technology
In Shipborne satellite antenna, replace bracing frame by the mode adopting subreflector and waveguide to combine reduce gain loss and reduce alignment error, as shown in Figure 1, be the cutaway view of satellite antenna, this satellite antenna comprises parabola 101, tuner 102, subreflector 103, conical scanning motor 104, outer cover 105, waveguide 106 and optocoupler (not shown); Conical scanning motor 4 drives subreflector 3 to do High Rotation Speed, realizes conical scanning tracking satellite.Owing to needing the signal of sampling on pitching and yaw direction in conical scanning process, and the position of sampled point is relevant with the position of optocoupler, satellite antenna in the course of the work, usually require that optocoupler position is fixed, this mode causes normally a kind of diaxon form of this antenna (pitching and driftage Automated condtrol), and lacking polaxis Automated condtrol, described polaxis refers to described tuner polarizing angle, reduces the flexibility that antenna polarization controls.
Summary of the invention
The technical problem that the present invention solves there are provided a kind of satellite antenna, to realize the automatic control of polaxis, improves the flexibility that antenna polarization controls.
For solving the problem, the invention provides a kind of satellite antenna, comprising parabola, waveguide, tuner, subreflector, conical scanning motor, protective cover, tuner fixture, polarization motor, conveyer belt, bearing fixing device, optocoupler; Wherein,
Described conical scanning motor is fixed on described protective cover, rotate for driving described subreflector and realize conical scanning, described optocoupler is fixed on fixing conical scanning motor plate, and described protective cover is fixed on the radiation end face of described waveguide, and other one end of described waveguide is connected with paraboloidal;
Described tuner is fixed in described tuner fixture, and described polarization motor is arranged on described paraboloidal outside, drives described tuner to rotate by described conveyer belt.
Further, described satellite antenna also comprises tuner fixture, and described tuner fixture is connected with described tuner, for fixing described tuner.
Further, described satellite antenna also comprises polarization gear, polarization motor fixing plate, bearing, bearing fixing device, polarization motor, conveyer belt, wherein said polarization gear and described bearing outer ring are fixed on described parabola, and described polarization motor is fixedly installed on described polarization motor fixing plate, described polarization motor is connected with polarization gear by conveyer belt, and the gear that wherein polarizes is fixed and is fixed on parabola with the outer ring of bearing; Described tuner fixture and described bearing fixing device are fixed on the inner ring of bearing, and when polarizing electric machine rotation, only conveyer belt drives described tuner to rotate, thus realizes the domain switching of satellite antenna.
Adopt technical scheme of the present invention, polarization motor is fixed on polarization motor fixing plate, and the motor fixing plate that polarizes is connected with tuner, polarization motor is linked mutually by conveyer belt and polarization gear, the rotation of tuner polarizing angle can be realized by rotating polarization motor, the technical program is particularly suitable as Shipborne satellite antenna, thus solves the problem of the polaxis of small-sized Shipborne satellite antenna, improves the flexibility of Shipborne satellite antenna polarizing control.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms a part of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the cutaway view of existing satellite antenna;
Fig. 2 is embodiment of the present invention satellite antenna structure chart.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 2, be a kind of satellite antenna embodiment schematic diagram provided by the invention, this satellite antenna comprises, parabola 1, waveguide 2; tuner 3, subreflector 4, conical scanning motor 5, protective cover 6, tuner fixture 10; polarization motor 11, conveyer belt 12, bearing fixing device 13, optocoupler 16.Described conical scanning motor 5 is fixed on described protective cover 6, rotate for driving described subreflector 4 and realize conical scanning, described optocoupler 16 is fixed on fixing conical scanning motor plate (not indicating in figure), described protective cover 6 is fixed on the radiation end face of described waveguide 2, other one end of described waveguide 2 and being connected of parabola 1; Described tuner 3 is fixed in described tuner fixture 10, and described polarization motor 11 is arranged on the outside of described parabola 1, drives described tuner 3 to rotate by described conveyer belt 12, thus changes the polarization of satellite antenna.
In the above-described embodiments, described satellite antenna also comprises polarization motor fixing plate 8, and described polarization motor fixing plate 8 is connected with described tuner fixture 10, for fixed polarization motor 11.
In the above-described embodiments, described satellite antenna also comprises polarization gear 7, bearing 9, screw 14 and screw 15; Described tuner fixture 10 and bearing fixing device 13 are fixed on the inner ring of bearing 9 by screw 15, and the gear 7 that polarizes is fixed on the outer ring of bearing 8 by screw 14 and is fixed on parabola.When the motor 11 that polarizes rotates, only driven the domain switching of described tuner fixture 10 and tuner 3 by conveyer belt 12.
Above-described embodiment can as mobile satellite antenna such as vehicle-mounted, boat-carryings, be specially adapted to Shipborne satellite antenna, in the course of work of Shipborne satellite antenna, polarization motor is fixed on polarization fixed head, and the fixed head that polarizes is connected with tuner, polarization motor is linked mutually by conveyer belt and polarization gear, can realize the rotation of tuner polarizing angle by rotating polarization motor.This constructional device solves the problem of the polaxis of Shipborne satellite antenna, improves the flexibility of searching star of Shipborne satellite antenna.
Above-mentioned explanation illustrate and describes a preferred embodiment of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in invention contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection range of claim appended by the present invention.
Claims (3)
1. a satellite antenna, comprises parabola, waveguide, tuner, subreflector, conical scanning motor, protective cover, tuner fixture, polarization motor, conveyer belt, bearing fixing device, optocoupler; Wherein,
Described conical scanning motor is fixed on described protective cover, rotate for driving described subreflector and realize conical scanning, described optocoupler is fixed on fixing conical scanning motor plate, and described protective cover is fixed on the radiation end face of described waveguide, and other one end of described waveguide is connected with paraboloidal;
Described tuner is fixed in described tuner fixture, and described polarization motor is arranged on described paraboloidal outside, drives described tuner to rotate by described conveyer belt.
2. satellite antenna according to claim 1, is characterized in that, described satellite antenna also comprises tuner fixture, and described tuner fixture is connected with described tuner, for fixing described tuner.
3. satellite antenna according to claim 2, it is characterized in that, described satellite antenna also comprises polarization gear, polarization motor fixing plate, bearing, bearing fixing device, polarization motor, conveyer belt, described polarization motor is fixedly installed on described polarization motor fixing plate, described polarization motor is connected with polarization gear by conveyer belt, and the gear that wherein polarizes is fixed and is fixed on parabola with the outer ring of bearing; Described tuner fixture and described bearing fixing device are fixed on the inner ring of bearing; When polarizing electric machine rotation, conveyer belt drives the domain switching of described tuner fixture and tuner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410631396.XA CN104393403A (en) | 2014-11-11 | 2014-11-11 | Satellite antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410631396.XA CN104393403A (en) | 2014-11-11 | 2014-11-11 | Satellite antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104393403A true CN104393403A (en) | 2015-03-04 |
Family
ID=52611263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410631396.XA Pending CN104393403A (en) | 2014-11-11 | 2014-11-11 | Satellite antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104393403A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860978A (en) * | 2019-01-25 | 2019-06-07 | 彭伶铭 | A kind of radio TV signals receiving antenna |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080291102A1 (en) * | 2005-12-08 | 2008-11-27 | Electronics And Telecommunications Research Institute | Conical Scanning Antenna System Using Nutation Method |
| CN201994424U (en) * | 2011-02-25 | 2011-09-28 | 北京波尔通导科技有限公司 | Novel communication-in-moving satellite communication antenna |
| CN103259090A (en) * | 2013-05-28 | 2013-08-21 | 零八一电子集团四川华昌电子有限公司 | Novel conical scanning antenna |
| CN203300805U (en) * | 2013-05-21 | 2013-11-20 | 深圳市华信天线技术有限公司 | Satellite antenna equipment |
-
2014
- 2014-11-11 CN CN201410631396.XA patent/CN104393403A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080291102A1 (en) * | 2005-12-08 | 2008-11-27 | Electronics And Telecommunications Research Institute | Conical Scanning Antenna System Using Nutation Method |
| CN201994424U (en) * | 2011-02-25 | 2011-09-28 | 北京波尔通导科技有限公司 | Novel communication-in-moving satellite communication antenna |
| CN203300805U (en) * | 2013-05-21 | 2013-11-20 | 深圳市华信天线技术有限公司 | Satellite antenna equipment |
| CN103259090A (en) * | 2013-05-28 | 2013-08-21 | 零八一电子集团四川华昌电子有限公司 | Novel conical scanning antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109860978A (en) * | 2019-01-25 | 2019-06-07 | 彭伶铭 | A kind of radio TV signals receiving antenna |
| CN109860978B (en) * | 2019-01-25 | 2020-10-16 | 东阳市川泽户外用品有限公司 | Antenna for receiving television signal |
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Application publication date: 20150304 |