CN202094300U - Radar antenna cover - Google Patents
Radar antenna cover Download PDFInfo
- Publication number
- CN202094300U CN202094300U CN2010206948645U CN201020694864U CN202094300U CN 202094300 U CN202094300 U CN 202094300U CN 2010206948645 U CN2010206948645 U CN 2010206948645U CN 201020694864 U CN201020694864 U CN 201020694864U CN 202094300 U CN202094300 U CN 202094300U
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- CN
- China
- Prior art keywords
- radome
- cover body
- spherical segment
- segment cover
- radar antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a radar antenna cover, which is in spherical segment structure and adopts honeycomb sandwich structure. The radar antenna cover is formed by glass reinforced plastics and a module made of paper honeycombs in split joint mode, thereby fully utilizing the microwave transmission performance and mechanical strength of the glass reinforced plastics and the paper honeycombs. The radar antenna cover can shield rain, snow, hail, strong light and the like without affecting normal use of a radar antenna. Further, a lightning rod is arranged on the side of the cover, therefore, the probability of lightning stroke is greatly lowered when the radar antenna cover is used on high buildings, and the purpose of safe use is achieved.
Description
Technical field
The device that the utility model relates to a kind of radar antenna parts or combines with radar antenna is specifically related to the radome with the non-closely mechanical connection of radiating element.
Background technology
Radar antenna generally need be placed in field or roof as signal receiving device.As the equipment of open air use, be subjected to the influence of outside adverse circumstances easily.For example: sleet, hail, strong meetings such as sunlight cause long-term influence to radar antenna, influence the radiation characteristic and the circuit characteristic of antenna, make the use of radar receive influence.
The radome of the outdoor radar antenna of protection has appearred being specifically designed at present.For example: Chinese patent CN2433738Y discloses a kind of ground radome, by the spherical segment cover body is set, radar antenna is wrapped up, and can avoid it to be subjected to the influence of sleet, hail and high light.
Because present radome is to be installed on the high building, except its installation protective cover was protected, special, pinnacled protective cover need carry out the measure of lightning protection, with the accident of avoiding being struck by lightning.In addition, existing radome is selected for use because of its material, and meeting undue weakening electromagnetic wave causes the influence on the performance.
Summary of the invention
The purpose of this utility model is to provide a kind of radome, and this radome has good wave penetrate capability, and has enough mechanical strengths, can provide protection under the prerequisite that does not influence the reception of radar antenna signal, and have the device of lightning protection.
For achieving the above object, the technical solution of the utility model is: a kind of radome, comprise the spherical segment cover body, described spherical segment cover body adopts honeycomb sandwich construction, is made up of glass reinforced plastic module, and the slope transition that is spliced into of each module is abutted against, the junction is provided with embedded nut, rubber weather strip is set on the joint face, connects external port and be provided with silicon rubber, the other lightning rod that is provided with of spherical segment cover body.
When adopting technique scheme,, play the effect of blocking sleet, hail, high light etc., can prevent that radar antenna from causing damage because of above-mentioned factor owing to installed radome additional in the radar antenna outside.And; the module that cover body is made by fiberglass is spliced; large-sized radome can not wholely be made; can only assemble by module; so just met the manufacturing requirement of the cover body of large scale radar antenna; simultaneously also have enough mechanical strengths, play the effect of protection radar antenna.And fiberglass and paper wasp nest have good wave penetrate capability, can not influence the normal use of radar antenna.Special design has been adopted in the connection of module, and rubber weather strip and silicon rubber by embedded nut, fitted bolt and connecting portion can be fixed together module firmly, make it reach enough mechanical strengths, and can not weaken the intensity of signal.In addition, be provided with lightning rod, can reduce the possibility of being struck by lightning when on high building, using this radome greatly, reach the purpose of safe handling on the next door of cover body.
Further, in order to reach better saturating ripple effect, described glass reinforced plastic module is that described glass reinforced plastic module is made by fiberglass and paper wasp nest.Because this glass reinforced plastic module is to be made by the fiberglass and the paper wasp nest of the saturating ripple rate of height, has abandoned traditional three-decker, has improved the saturating ripple rate of this radome.
Further, for this cover body is fixed on ground firmly, described spherical segment cover body is provided with steel loop, steel loop be arranged on ground concrete pedestal and be connected.By on the spherical segment cover body, having fixed the steel loop that connects, so just on the concrete pedestal that the housing of radome can be fixed on the ground, directly be connected with the concrete pedestal otherwise pass through cover body, its junction is caused damage easily.
Further, install for convenience and maintenance, described spherical segment cover body is provided with door, is respectively equipped with manhole ladder and outer terraced in the interior outside of door.Door for personnel's turnover is set, staff's turnover in the time of can conveniently installing and overhaul.
Further, in order to reach industrial standardization production, the quantity of described glass reinforced plastic module is 31.The cross section of module mainly is based on regular hexagon and regular pentagon, forms the surperficial block structure of similar football.
Further, for the cover body that guarantees to make is unlikely to excessive or too small, the diameter of described spherical segment cover body and the ratio range of antenna aperture are 1.5～2.0.
Further, in order to obtain the overall dimension of this spherical segment cover body the best, the ratio range of the diameter of described spherical segment cover body and interception base circle diameter (BCD) is 1.2～1.3.
Further, in order to reach better lightning-arrest effect, the quantity of described lightning rod is 2, and two lightning rod lines are on northwest-orientation, the southeast.Make full use of the multiple connection realization equipotential connection of hardware in the building, play lightning-arrest effect.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the front view of the structural representation of the utility model radome;
Fig. 2 is the perspective view of the utility model radome.
Embodiment
A kind of radome of the utility model comprises spherical segment cover body 1, and the diameter of spherical segment cover body 1 is 1.6 with the ratio range of the inner antenna aperture of installing.The ratio range of the diameter of spherical segment cover body and interception base circle diameter (BCD) is 1.24.Spherical segment cover body 1 is divided into several positive five limits and regular hexagon and irregular polygon, adopts the two-dimensional random block form, arranges according to the arrangement mode that is similar to the football surface.Whole spherical segment cover body 1 is assembled by 31 modules, and its spherical part is by positive five limits and the assembly unit of regular hexagon module, and the sphere section carries out assembly unit by positive five limits and the regular hexagon module of irregular polygon module and spherical part.Each module that constitutes spherical segment cover body 1 is honeycomb sandwich construction, and promptly module is made by fiberglass and the layering of paper wasp nest.The edge part of each module is provided with fillet, fillet and module bodies are adhesively fixed, the slope transition that is spliced between fillet and the fillet is abutted against, embedded nut on fillet, this embedded nut and by embedded nut fillet is connected and to be prior art, be the mature technique content, repeat no more at this.So just can adjacent modules be connected and fixed by bolt.Rubber weather strip is set on joint face, connects external port and be provided with silicon rubber, the connecting portion of adjacent block is carried out further fixing and water-proofing treatment.The bottom section of spherical segment cover body 1 has been fixed one and has been connected steel loop 2, and this connection steel loop 2 is connected by bolt with the concrete pedestal that ground is provided with, and spherical segment cover body 1 is fixed on the ground firmly.Be provided with door 3 on the spherical segment cover body 1 with above the module that is connected the regular pentagon that steel loop 2 links to each other, be respectively equipped with manhole ladder and outer terraced 31 up and down in the interior outside of door 3 for the people.Certainly, for the consideration of lightning protection, need be provided with two lightning rods on spherical segment cover body side, two lightning rod lines are on northwest-orientation, the southeast.Also make full use of the multiple connection realization equipotential connection of hardware in the building, play lightning-arrest effect.
Above-described only is preferred implementation of the present utility model, should be understood that, for a person skilled in the art, under the prerequisite that does not break away from the utility model structure, can also make some distortion and improvement, for example: can make the glass reinforced plastic module of multiple size and the radome of different-diameter, and under the prerequisite that does not influence the saturating ripple rate of cover body, also can the connected mode between the glass reinforced plastic module be made improvements; These also should be considered as protection range of the present utility model, and these can not influence effect and practical applicability that the utility model is implemented.
Claims (8)
1. radome, comprise the spherical segment cover body, it is characterized in that, described spherical segment cover body adopts honeycomb sandwich construction, is spliced by the polylith glass reinforced plastic module, and the slope transition that is spliced into of each module is abutted against, the junction is provided with embedded nut, rubber weather strip is set on the joint face, connects external port and be provided with silicon rubber, the other lightning rod that is provided with of spherical segment cover body.
2. radome as claimed in claim 1 is characterized in that, described glass reinforced plastic module is made by fiberglass and paper wasp nest.
3. radome as claimed in claim 1 or 2 is characterized in that, described spherical segment cover body is provided with steel loop, steel loop be arranged on ground concrete pedestal and be connected.
4. radome as claimed in claim 3 is characterized in that, described spherical segment cover body is provided with door, is respectively equipped with stair in the interior outside of door.
5. radome as claimed in claim 4 is characterized in that, the quantity of described glass reinforced plastic module is 31.
6. radome as claimed in claim 5 is characterized in that, the diameter of described spherical segment cover body and the ratio range of antenna aperture are 1.5～2.0.
7. radome as claimed in claim 6 is characterized in that, the ratio range of the diameter of described spherical segment cover body and interception base circle diameter (BCD) is 1.2～1.3.
8. radome as claimed in claim 7 is characterized in that, the quantity of described lightning rod is 2, and two lightning rod lines are on northwest-orientation, the southeast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206948645U CN202094300U (en) | 2010-12-31 | 2010-12-31 | Radar antenna cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206948645U CN202094300U (en) | 2010-12-31 | 2010-12-31 | Radar antenna cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202094300U true CN202094300U (en) | 2011-12-28 |
Family
ID=45369348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206948645U Expired - Fee Related CN202094300U (en) | 2010-12-31 | 2010-12-31 | Radar antenna cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202094300U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872453A (en) * | 2012-12-14 | 2014-06-18 | 空中客车营运有限公司 | Lightning protection system for radome and associated assembly method |
| CN108123222A (en) * | 2017-12-08 | 2018-06-05 | 中国船舶重工集团公司第七二四研究所 | The joining method of printed board in a kind of frequency selection antenna house processing technology |
-
2010
- 2010-12-31 CN CN2010206948645U patent/CN202094300U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872453A (en) * | 2012-12-14 | 2014-06-18 | 空中客车营运有限公司 | Lightning protection system for radome and associated assembly method |
| CN103872453B (en) * | 2012-12-14 | 2018-05-18 | 空中客车营运有限公司 | Lightning protection system and associated assemble method for antenna house |
| CN108123222A (en) * | 2017-12-08 | 2018-06-05 | 中国船舶重工集团公司第七二四研究所 | The joining method of printed board in a kind of frequency selection antenna house processing technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20131231 |