CN205159489U - Middle -size and small -size satellite television receiving antenna - Google Patents
Middle -size and small -size satellite television receiving antenna Download PDFInfo
- Publication number
- CN205159489U CN205159489U CN201520821150.9U CN201520821150U CN205159489U CN 205159489 U CN205159489 U CN 205159489U CN 201520821150 U CN201520821150 U CN 201520821150U CN 205159489 U CN205159489 U CN 205159489U
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- CN
- China
- Prior art keywords
- size
- satellite television
- small
- television receiving
- receiving antenna
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- Expired - Fee Related
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model discloses a middle -size and small -size satellite television receiving antenna, including the antenna base, the antenna base is connected with central drum through every single move lead screw and transmission system, is provided with the radiation roof beam on central drum, installs the reflector panel on the radiation roof beam, is provided with the feed at the middle part of reflector panel and supports a section of thick bamboo, and the top of supporting a section of thick bamboo at the feed is provided with the feed system, is provided with three and props the leg on the reflector panel, and prop three and be provided with vice face between the leg, the utility model discloses simple structure not only has, simple to operate's advantage, and design benefit, safe and reliable, stiffness are good in addition, and the anti -wind can the reinforce, and the electrical property is good, and is convenient and reliable, advantages such as flexible.
Description
Technical field
The utility model relates to a kind of middle-size and small-size satellite television receiving antenna, belongs to reflector antennas technical field.
Background technology
At present, for small-size satellite television antenna, sometimes the antenna that antenna weights is light, wind loading rating epistasis can be good is needed, and existing antenna structure, not only structure bulky, not easily mounting and adjusting, and low precision, stiffness is poor, so existing middle-size and small-size satellite television receiving antenna structure is still perfect not.
Utility model content
The purpose of this utility model is: provide that a kind of structure is simple, practical, easy installation and reliable, maneuverability, lightweight, antenna wind loading rating strong, the middle-size and small-size satellite television receiving antenna of one of good electrical property, convenient transportation, dependable performance, to overcome the deficiencies in the prior art.
The utility model is constructed as follows: a kind of middle-size and small-size satellite television receiving antenna, comprise antenna base, antenna base is connected with central cylinder with drive system by pitching feed screw, central cylinder is provided with radiation beam, radiation beam is provided with reflector panel, the middle part of reflector panel is provided with feed support tube, the top of feed support tube is provided with feed system, reflector panel is provided with three support legs, between three support legs, is provided with minor face.
Antenna base is provided with azimuth vernier adjusting device.
Pitching feed screw is provided with rain cover.
Described reflector panel is made up of 12 pieces of panels.
Central cylinder is provided with 12 radiation beams, is fixed by pull bar between two adjacent radiation beams.
Drive system is made up of turbine and worm decelerator and rotation crank.
Owing to have employed technique scheme, compared with prior art, it is simple that the utility model not only has structure, advantage easy for installation, and design ingenious, safe and reliable, stiffness is good, wind loading rating is strong, and good electrical property is convenient and reliable, the advantages such as maneuverability.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the structural representation of the utility model pitching feed screw;
Description of reference numerals: 1-antenna base, 2-pitching feed screw, 3-drive system, 4-central cylinder, 5-reflector panel, 6-radiation beam, 7-feed system, 8-tri-supports leg, 9-minor face, 10-azimuth vernier adjusting device, 11-rain cover, 12-pull bar, 13-feed support tube.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Enforcement of the present utility model: a kind of middle-size and small-size satellite television receiving antenna, comprise antenna base 1, antenna base 1 is connected with central cylinder 4 with drive system 3 by pitching feed screw 2, central cylinder 4 is provided with radiation beam 6, radiation beam 6 is provided with reflector panel 5, the middle part of reflector panel 5 is provided with feed support tube 13, the top of feed support tube 13 is provided with feed system 7, reflector panel 5 is provided with three support legs 8, between three support legs 8, is provided with minor face 9.
Antenna base 1 is provided with azimuth vernier adjusting device 10.
Pitching feed screw 2 is provided with rain cover 11.
Described reflector panel 5 is made up of 12 pieces of panels.
Central cylinder 4 is provided with 12 radiation beams 6, is fixed by pull bar 12 between two adjacent radiation beams 6.
Drive system 3 is made up of turbine and worm decelerator and rotation crank.
Drive system is made up of turbine and worm decelerator and rotation crank, rotates crank and drives worm screw to rotate, and worm screw drives the rotation of turbine screw to drive pitching leading screw to move up and down.
Feed system 7 described in the utility model is hearts of antenna, it is used as the primary radiator of high-gain focusing anteena, for parabolic antenna provides effective irradiation, the electromagnetic wave come through reflective surface is arranged, make its polarised direction consistent, and carry out impedance transformation, the electromagnetic wave propagated by circular waveguide in feed is enable to be transformed into the electromagnetic wave propagated by rectangular waveguide in frequency modulation head, thus raising antenna efficiency, complete feed system is made up of Feed Horn, 90-degree phase shifter, circle square converter.
The utility model is 4.5 meters of satellite television receiving antennas, is a kind of antenna of lightweight construction, and for the Satellite Television Ground Receiving Antenna of C frequency range, this antenna adopts Cassegrain antenna system, manual type pitching orientation type mounting.
When principal reflection body is installed, should assemble by central cylinder 4, the order of the parts such as radiation beam 6, reflector panel 5 assembles.
First fix with bolt and nut, packing ring between central cylinder 4 and radiation beam 6, successively 12 radiation beams 6 are completely fixed with central cylinder 4 firmly respectively, fix with pull bar 12 between radiation beam 6.With the securing member such as bolt and packing ring, the U-shaped part on the radial rib rib of reflector panel 5 and radiation beam is linked together.After fixing between radiation beam 6 and central cylinder 4 and pull bar, reflector panel 5 is installed again, when reflector panel 5 is installed, first with bolt and packing ring, the little head end of panel and central cylinder is fixed, after all being installed by the bolt of the supporting point of 12 pieces of panels and radiation beam, feed system 7 is installed.Determine that the method at center loads onto support leg and feed system 7 by 3, and adjust the position of minor face, require and focal length requirement axially with the axiality meeting minor face and primary reflection surface.
After treating that antenna base 1, pitching feed screw 2 and drive system 3 install, then antenna reflector is lifted on line base 1, and tightens up with corresponding bearing pin, nut, packing ring etc., the part such as pointer, scale is installed simultaneously, finally adjust the service position of antenna.
Adjustment work during astronomical cycle mainly refers to the adjustment of minor face position.
Adjustment minor face position, makes its central axis and feed system 7 axis, interarea axis coaxle.Minor face is then best for degree with view reception effect in the position of axis.
The utility model satellite television receiving antenna reasonable in design is attractive in appearance, and stiffness is good, and wind loading rating is strong, and good electrical property is convenient and reliable, maneuverability.
Claims (6)
1. a middle-size and small-size satellite television receiving antenna, comprise antenna base (1), it is characterized in that: antenna base (1) is connected with central cylinder (4) with drive system (3) by pitching feed screw (2), central cylinder (4) is provided with radiation beam (6), radiation beam (6) is provided with reflector panel (5), the middle part of reflector panel (5) is provided with feed support tube (13), the top of feed support tube (13) is provided with feed system (7), reflector panel (5) is provided with three supports leg (8), minor face (9) is provided with between three supports leg (8).
2. middle-size and small-size satellite television receiving antenna according to claim 1, is characterized in that: on antenna base (1), be provided with azimuth vernier adjusting device (10).
3. middle-size and small-size satellite television receiving antenna according to claim 1, is characterized in that: on pitching feed screw (2), be provided with rain cover (11).
4. middle-size and small-size satellite television receiving antenna according to claim 1, is characterized in that: described reflector panel (5) is made up of 12 pieces of panels.
5. middle-size and small-size satellite television receiving antenna according to claim 1, is characterized in that: on central cylinder (4), be provided with 12 radiation beams (6), is fixed between two adjacent radiation beams (6) by pull bar (12).
6. middle-size and small-size satellite television receiving antenna according to claim 1, is characterized in that: drive system (3) is made up of turbine and worm decelerator and rotation crank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821150.9U CN205159489U (en) | 2015-10-23 | 2015-10-23 | Middle -size and small -size satellite television receiving antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821150.9U CN205159489U (en) | 2015-10-23 | 2015-10-23 | Middle -size and small -size satellite television receiving antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159489U true CN205159489U (en) | 2016-04-13 |
Family
ID=55695148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520821150.9U Expired - Fee Related CN205159489U (en) | 2015-10-23 | 2015-10-23 | Middle -size and small -size satellite television receiving antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159489U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110120578A (en) * | 2019-05-24 | 2019-08-13 | 彭伶铭 | A kind of 5G signal receiving antenna |
| CN114824824A (en) * | 2022-05-16 | 2022-07-29 | 中国电子科技集团公司第五十四研究所 | Lightweight high-precision antenna reflector based on medium cylinder self-supporting |
-
2015
- 2015-10-23 CN CN201520821150.9U patent/CN205159489U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110120578A (en) * | 2019-05-24 | 2019-08-13 | 彭伶铭 | A kind of 5G signal receiving antenna |
| CN110120578B (en) * | 2019-05-24 | 2020-11-24 | 江苏三晟信息科技有限公司 | 5G signal receiving antenna |
| CN114824824A (en) * | 2022-05-16 | 2022-07-29 | 中国电子科技集团公司第五十四研究所 | Lightweight high-precision antenna reflector based on medium cylinder self-supporting |
| CN114824824B (en) * | 2022-05-16 | 2023-10-27 | 中国电子科技集团公司第五十四研究所 | Lightweight high-precision antenna reflector based on self-supporting of dielectric cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20191023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |