CN202405424U - Wind profile radar modularization antenna on basis of phased-array technology - Google Patents
Wind profile radar modularization antenna on basis of phased-array technology Download PDFInfo
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- CN202405424U CN202405424U CN2011205146961U CN201120514696U CN202405424U CN 202405424 U CN202405424 U CN 202405424U CN 2011205146961 U CN2011205146961 U CN 2011205146961U CN 201120514696 U CN201120514696 U CN 201120514696U CN 202405424 U CN202405424 U CN 202405424U
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Abstract
The utility model relates to a wind profile radar modularization antenna on the basis of a phased-array technology, which is characterized in that a phased-array radar antenna array plane consists of a plurality of 2m*2m subarray modules. The utility model overcomes the defect of complexity for design and processing of a large-scale radar antenna array plane; a 10m*10m antenna array can be implemented by the combination of a plurality of 2m*2m subarray modules; and the radar antenna array plane is simple to install and transport and has good expandability. In the radar batch production process, the quality of the product is easy to control and the quality is easy to develop toward the industrialization.
Description
Technical field
The utility model relates to a kind of radar antenna, especially a kind of wind Guo line radar antenna, specifically a kind of wind profile radar modularization antenna based on phased-array technique.
Background technology
At present, the development along with weather service has proposed requirements at the higher level to wind profile radar.Adopt phased-array technique to realize that wind profile radar becomes development trend, antenna then is one of key technology of phase array wind profile radar.The antenna plane battle array that adopts square crossing dual-polarized, microstrip a period of time unit to form, wind profile radar can obtain good performance.
When adopting phased-array technique design wind profile radar antenna array, 10 meters * 10 meters of bores, by 20 * 20 totally 400 square crossing double polarized micro strip antenna unit form.400 antenna elements are divided into 20 row and 20 row by row, row.Row and column is corresponding 1:20 feeder line power division network respectively, totally 40.Between antenna element and power division network, need to connect, could form an antenna array jointly through 800 feeder cables.This antenna array is because size is bigger, and processing and transportation all are restricted.
Summary of the invention
The purpose of the utility model is big to existing phased fitful wind Guo line radar antenna front size, and the problem of processing and transportation inconvenience designs a kind of wind profile radar modularization antenna based on phased-array technique.
The technical scheme of the utility model is:
A kind of wind profile radar modularization antenna based on phased-array technique is characterized in that it forms the radar antenna front by some 2 meters * 2 meters submatrix modules.
10 meters * 10 meters radar antenna fronts that 100 square metres the wind profile radar modularization antenna based on phased-array technique of the utility model is made up of 25 2 meters * 2 meters submatrix modules.
Described submatrix module is electrically connected by 16 square crossing double polarized micro strip antenna unit and 8 one fen four power division networks and forms.
Described square crossing double polarized micro strip antenna unit is square crossing dual-polarized, microstrip printing a period of time, and it is installed on the rosette through screw, and the below is connected with 2 N connectors.
Described wind profile radar submatrix module adopts steel construction Reflector Panel framework; Antenna element is arranged on the Reflector Panel; And adding polyurethane foam board between a period of time in the unit on the every Reflector Panel, cystosepiment sticks on the Reflector Panel, at last integral body is sealed; Outer gluing glass cloth, the sandwich of a composite material of formation.
The beneficial effect of the utility model:
(1) the utility model has significantly reduced the front number of cables.Front quantity after combination is 25, and wherein front feeder cable quantity is reduced to 200 from original 800.
(2) interchangeability of the utility model is good.The size of modularization antenna submatrix unit is in full accord, can change the submatrix unit as required.
(3) the modularization antenna in the utility model; Solved the shortcoming of the design of Large Radar Antenna front, processed complex; 10 meters * 10 meters antenna array can realize that the radar antenna front is installed, transportation is simple through the combination of some 2 meters * 2 meters submatrix modules, and extensibility is good.Criticize in the production process at radar, product quality is easy to control, is easy to industrialized development.
Description of drawings
Fig. 1 is the structural representation of the antenna element of the utility model.
Fig. 2 is the phased array antenna front structural representation of the utility model.
Fig. 3 is the antenna composite sandwich structural sketch map of the utility model.
Fig. 4 is that the antenna submatrix feeder line of the utility model connects sketch map.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Shown in Fig. 1-4.
A kind of wind profile radar modularization antenna based on phased-array technique, when the area of phased array antenna is 100 square metres, 10 meters * 10 meters radar antenna fronts that it can be made up of 25 2 meters * 2 meters submatrix modules, as shown in Figure 2.Each 2 meters * 2 meters submatrix modules are electrically connected by 16 square crossing double polarized micro strip antenna unit and 8 one fen four power division networks and form, and are as shown in Figure 4.What each square crossing double polarized micro strip antenna unit adopted is square crossing dual-polarized, microstrip printing a period of time shown in Figure 1; It is installed on (commonly used is copper disk) on the rosette through screw; The below is connected with 2 N connectors; Fig. 1 (a) is the square crossing dual-polarized, microstrip front view (structural representation of an oscillator) in printing a period of time; Fig. 1 (b) is the end view (structural representation of another oscillator) of the front view in square crossing dual-polarized, microstrip printing a period of time, and Fig. 1 (c) is the vertical view of square crossing dual-polarized, microstrip printing a period of time mounting disc.
The submatrix module skeleton of the utility model adopts steel construction Reflector Panel framework; Antenna element is arranged on the Reflector Panel, and adds polyurethane foam board in the unit on the every Reflector Panel between a period of time, and cystosepiment sticks on the Reflector Panel; At last integral body is sealed; Outer gluing glass cloth, the sandwich of a composite material of formation, as shown in Figure 3.25 antenna submatrix modules are installed on the cement ground through 36 bracing frames.Each submatrix comprises 4 * 4 totally 16 antenna elements and 8 1:4 power division networks, and submatrix inside antenna unit and power division network connect into an integral body through feeder cable, and be as shown in Figure 4.The feeder line power division network divides two-layer, and the 1:4 power division network is a ground floor in the submatrix, and respective antenna front 1:5 power division network is the second layer.
The utility model does not relate to all identical with the prior art prior art that maybe can adopt of part to be realized.
Claims (5)
1. wind profile radar modularization antenna based on phased-array technique is characterized in that it forms the radar antenna front by some 2 meters * 2 meters submatrix modules.
2. the wind profile radar modularization antenna based on phased-array technique according to claim 1 is characterized in that 10 meters * 10 meters radar antenna fronts that it is made up of 25 2 meters * 2 meters submatrix modules.
3. the wind profile radar modularization antenna based on phased-array technique according to claim 2 is characterized in that described submatrix module is electrically connected by 16 square crossing double polarized micro strip antenna unit and 8 one fen four power division networks to form.
4. the wind profile radar modularization antenna based on phased-array technique according to claim 3; It is characterized in that described square crossing double polarized micro strip antenna unit is square crossing dual-polarized, microstrip printing a period of time; It is installed on the rosette through screw, and the below is connected with 2 N connectors.
5. the wind profile radar modularization antenna based on phased-array technique according to claim 2; It is characterized in that described wind profile radar submatrix module adopts steel construction Reflector Panel framework, antenna element is arranged on the Reflector Panel, and adds polyurethane foam board in the unit on the every Reflector Panel between a period of time; Cystosepiment sticks on the Reflector Panel; At last integral body is sealed outer gluing glass cloth, the sandwich of a composite material of formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205146961U CN202405424U (en) | 2011-12-12 | 2011-12-12 | Wind profile radar modularization antenna on basis of phased-array technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205146961U CN202405424U (en) | 2011-12-12 | 2011-12-12 | Wind profile radar modularization antenna on basis of phased-array technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202405424U true CN202405424U (en) | 2012-08-29 |
Family
ID=46703050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205146961U Expired - Lifetime CN202405424U (en) | 2011-12-12 | 2011-12-12 | Wind profile radar modularization antenna on basis of phased-array technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202405424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033644A (en) * | 2012-12-17 | 2013-04-10 | 中国船舶重工集团公司第七一五研究所 | Two-dimensional phased array |
| CN103972658A (en) * | 2014-04-25 | 2014-08-06 | 中国电子科技集团公司第三十八研究所 | Double circular polarized microstrip antenna with broadband wide-angle scanning function |
-
2011
- 2011-12-12 CN CN2011205146961U patent/CN202405424U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033644A (en) * | 2012-12-17 | 2013-04-10 | 中国船舶重工集团公司第七一五研究所 | Two-dimensional phased array |
| CN103972658A (en) * | 2014-04-25 | 2014-08-06 | 中国电子科技集团公司第三十八研究所 | Double circular polarized microstrip antenna with broadband wide-angle scanning function |
| CN103972658B (en) * | 2014-04-25 | 2016-04-06 | 中国电子科技集团公司第三十八研究所 | The double-circle polarization microstrip antenna of wideband wide scan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120829 |
|
| CX01 | Expiry of patent term |