CN114171921B - An adaptive polar-orbiting meteorological satellite signal receiving antenna - Google Patents
An adaptive polar-orbiting meteorological satellite signal receiving antenna Download PDFInfo
- Publication number
- CN114171921B CN114171921B CN202111260405.5A CN202111260405A CN114171921B CN 114171921 B CN114171921 B CN 114171921B CN 202111260405 A CN202111260405 A CN 202111260405A CN 114171921 B CN114171921 B CN 114171921B
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- fixing plate
- rod
- receiving antenna
- signal receiving
- screw rod
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
- H01Q3/10—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation to produce a conical or spiral scan
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
一种自适应式极轨气象卫星信号接收天线，固定杆一侧平行安装下固定板和上固定板，固定杆上位于下固定板的下部安装步进电机，丝杆下端贯穿下固定板并且与步进电机的输出轴连接，丝杆上端连接上固定板，丝杆上螺纹连接滑块，铜管螺旋形环绕于固定杆外部，铜管上端连接固定杆，铜管下端连接滑块。本发明的自适应式极轨气象卫星信号接收天线，结构简单可靠、体积小、重量轻，且数据质量满足一般需求，适合在小型、运动载体上应用。
An adaptive polar-orbiting meteorological satellite signal receiving antenna, a lower fixing plate and an upper fixing plate are installed in parallel on one side of a fixing rod, a stepper motor is installed on the fixing rod at the lower part of the lower fixing plate, the lower end of the screw rod passes through the lower fixing plate and is connected to the output shaft of the stepper motor, the upper end of the screw rod is connected to the upper fixing plate, the screw rod is threadedly connected to a slider, a copper tube is spirally wrapped around the outside of the fixing rod, the upper end of the copper tube is connected to the fixing rod, and the lower end of the copper tube is connected to the slider. The adaptive polar-orbiting meteorological satellite signal receiving antenna of the present invention has a simple and reliable structure, a small size, a light weight, and the data quality meets general requirements, and is suitable for application on small, moving carriers.
Description
Technical Field
The invention relates to the field of application research of meteorological satellites.
Background
The operation period of the polar orbit meteorological satellite is generally 90-110 minutes, and the direction vector of the relative receiving point is dynamically changed, so that the traditional receiving antenna needs a set of mechanical structure capable of horizontally rotating and pitching up and down, and the antenna is controlled to track the satellite at all times in azimuth and altitude. The mode has the advantage of high signal quality, but also causes the defects of complex structure, higher cost, larger weight and volume and the like of receiving equipment, and is difficult to popularize on moving carriers such as vehicles, small and medium-sized ships and the like.
Disclosure of Invention
In order to reduce the cost of polar orbit meteorological satellite receiving equipment and reduce the requirement on carrier installation conditions, the invention provides a self-adaptive polar orbit meteorological satellite signal receiving antenna.
The technical scheme adopted by the invention for achieving the purpose is that a lower fixing plate 7 and an upper fixing plate 9 are arranged on one side of a fixing rod 8 in parallel, a stepping motor 1 is arranged on the fixing rod 8 and positioned at the lower part of the lower fixing plate 7, the lower end of a screw rod 4 penetrates through the lower fixing plate 7 and is connected with an output shaft of the stepping motor 1, the upper end of the screw rod 4 is connected with the upper fixing plate 9, the screw rod 4 is connected with a sliding block 3 in a threaded manner, a copper pipe 10 spirally surrounds the outside of the fixing rod 8, the upper end of the copper pipe 10 is connected with the fixing rod 8, and the lower end of the copper pipe 10 is connected with the sliding block 3.
The sliding block 3 is slidably mounted on the sliding rod 5, the sliding rod 5 is located on the outer side of the screw rod 4, the upper end of the sliding rod 5 is connected with the upper fixing plate 9, and the lower end of the sliding rod 5 is connected with the lower fixing plate 7.
The top of the fixed rod 8 is provided with a rain cap 11.
The lower stop valve 2 is arranged on the lower fixing plate 7, and the upper stop valve 6 is arranged on the upper fixing plate 9.
The self-adaptive polar orbit meteorological satellite signal receiving antenna has the advantages of simple and reliable structure, small volume and light weight, and the data quality meets the general requirements, thereby being suitable for being applied to small-sized and moving carriers.
Drawings
Fig. 1 is a schematic diagram of the antenna state when the satellite elevation angle is 90 °.
Fig. 2 is a schematic diagram of the antenna state when the satellite elevation angle is 30 °.
In the figure, 1, a stepping motor, 2, a lower stop valve, 3, a sliding block, 4, a screw rod, 5, a sliding rod, 6, an upper stop valve, 7, a lower fixing plate, 8, a fixing rod, 9, an upper fixing plate, 10, a copper pipe, 11 and a rain hat.
Detailed Description
Aiming at LRPT standard signals of VHF wave bands of polar orbit meteorological satellites, the invention provides a portable self-adaptive antenna for receiving polar orbit meteorological satellite signals, the structure is as shown in figures 1 and 2, a lower fixing plate 7 and an upper fixing plate 9 are arranged on one side of a fixing rod 8 in parallel, a stepping motor 1 is arranged at the lower part of the lower fixing plate 7 on the fixing rod 8, the lower end of a screw rod 4 penetrates through the lower fixing plate 7 and is connected with an output shaft of the stepping motor 1, the upper end of the screw rod 4 is connected with the upper fixing plate 9, the upper screw rod 4 is in threaded connection with a sliding block 3, the sliding block 3 is slidably arranged on a sliding rod 5, the sliding rod 5 is positioned at the outer side of the screw rod 4, the upper end of the sliding rod 5 is connected with the upper fixing plate 9, the lower end of the sliding rod 5 is connected with the lower fixing plate 7, a copper pipe 10 is spirally wound outside the fixing rod 8, the upper end of the copper pipe 10 is connected with the fixing rod 8, and the lower end of the copper pipe 10 is connected with the sliding block 3. The lower stop valve 2 is arranged on the lower fixing plate 7, the upper stop valve 6 is arranged on the upper fixing plate 9, and the rain cap 11 is arranged on the top of the fixing rod 8.
When the satellite elevation angle is different, the shape of the receiving antenna is correspondingly changed, and when the satellite receiving antenna is used, the stepping motor 1 drives the screw rod 4 to rotate, so that the sliding block 3 is driven to move to a designated position along the screw rod 4 and the sliding rod 5, the stop is realized through the upper stop valve 6 and the lower stop valve 2, the copper pipe 10 is deformed at the moment, the spiral distance d2 of the copper pipe is changed to d1, and the spiral diameter d4 of the copper pipe is changed to d3, so that the satellite receiving signal of the antenna is facilitated. When the satellite elevation angle is 30 deg., the antenna state is as shown in fig. 2.
The present application has been described in terms of embodiments, and it will be appreciated by those of skill in the art that various changes can be made to the features and embodiments, or equivalents can be substituted, without departing from the spirit and scope of the application. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the application without departing from the essential scope thereof. Therefore, it is intended that the application not be limited to the particular embodiment disclosed, but that the application will include all embodiments falling within the scope of the appended claims.
Claims (3)
1. A self-adaptive polar orbit meteorological satellite signal receiving antenna is characterized in that a lower fixing plate (7) and an upper fixing plate (9) are parallelly arranged on one side of a fixing rod (8), a stepping motor (1) is arranged at the lower part of the lower fixing plate (7) on the fixing rod (8), the lower end of a screw rod (4) penetrates through the lower fixing plate (7) and is connected with an output shaft of the stepping motor (1), the upper fixing plate (9) is connected with the upper end of the screw rod (4), a sliding block (3) is connected with the upper end of the screw rod (4), a copper pipe (10) is spirally wound outside the fixing rod (8), the upper end of the copper pipe (10) is connected with the fixing rod (8), the lower end of the copper pipe (10) is connected with the sliding block (3), the sliding block (3) is slidably arranged on a sliding rod (5), the sliding rod (5) is located on the outer side of the screw rod (4), the upper end of the sliding rod (5) is connected with the upper fixing plate (9), and the lower end of the sliding rod (5) is connected with the lower fixing plate (7).
2. The adaptive polar orbiting meteorological satellite signal receiving antenna according to claim 1, wherein a rain cap (11) is mounted on top of the fixed rod (8).
3. The adaptive polar orbit meteorological satellite signal receiving antenna according to claim 1, wherein the lower stop valve (2) is mounted on the lower fixing plate (7), and the upper stop valve (6) is mounted on the upper fixing plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111260405.5A CN114171921B (en) | 2021-10-28 | 2021-10-28 | An adaptive polar-orbiting meteorological satellite signal receiving antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111260405.5A CN114171921B (en) | 2021-10-28 | 2021-10-28 | An adaptive polar-orbiting meteorological satellite signal receiving antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114171921A CN114171921A (en) | 2022-03-11 |
| CN114171921B true CN114171921B (en) | 2025-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111260405.5A Active CN114171921B (en) | 2021-10-28 | 2021-10-28 | An adaptive polar-orbiting meteorological satellite signal receiving antenna |
Country Status (1)
| Country | Link |
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| CN (1) | CN114171921B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217134681U (en) * | 2021-10-28 | 2022-08-05 | 中国人民解放军海军大连舰艇学院 | An Adaptive Polar Orbiting Meteorological Satellite Signal Receiving Antenna |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT393762B (en) * | 1989-12-18 | 1991-12-10 | Akg Akustische Kino Geraete | UHF TRANSMITTER AND / OR RECEIVED ANTENNA |
| AUPM277293A0 (en) * | 1993-12-06 | 1994-01-06 | Radio Frequency Systems Pty Limited | Antenna assembly |
| US5909197A (en) * | 1997-04-04 | 1999-06-01 | Aec-Able Engineering Co., Inc. | Deployable helical antenna stowage in a compact retracted configuration |
| DE102009037722A1 (en) * | 2009-08-17 | 2011-02-24 | Heinz Prof. Dr.-Ing. Lindenmeier | Antenna rod for a rod antenna for several radio services |
| CN109301483B (en) * | 2018-10-10 | 2021-05-11 | 江苏三和欣创通信科技有限公司 | Multi-star single-frequency antenna based on multi-arm spiral |
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2021
- 2021-10-28 CN CN202111260405.5A patent/CN114171921B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217134681U (en) * | 2021-10-28 | 2022-08-05 | 中国人民解放军海军大连舰艇学院 | An Adaptive Polar Orbiting Meteorological Satellite Signal Receiving Antenna |
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| CN114171921A (en) | 2022-03-11 |
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