CN204538180U - A kind of V-Band parabola formula plate aerial - Google Patents
A kind of V-Band parabola formula plate aerial Download PDFInfo
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- CN204538180U CN204538180U CN201520082829.0U CN201520082829U CN204538180U CN 204538180 U CN204538180 U CN 204538180U CN 201520082829 U CN201520082829 U CN 201520082829U CN 204538180 U CN204538180 U CN 204538180U
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- main reflector
- terminal pad
- hole
- connecting plate
- feed terminal
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Abstract
The utility model discloses a kind of V-Band parabola formula plate aerial, comprise paraboloid of revolution shape main reflector, main reflector is provided through and along the circular waveguide tube of main reflector axis direction feed bottom main reflector, medium sputtering plates and subreflector is provided with above described circular waveguide tube, the below of described main reflector is provided with feed terminal pad, is provided with connecting plate below feed terminal pad; Described circular waveguide tube lower end is passed feed terminal pad and is connected with connecting plate; Be connected with a cover above described connecting plate, described main reflector and feed terminal pad are all positioned at cover inside.V-Band parabola formula plate aerial of the present utility model by connecting plate directly and outdoor unit ODU assemble, compared to traditional parabolic antenna mounting means, eliminate bent plate, hanger, the structural members such as ODU terminal pad, simplify assembling, reduce installation difficulty, improve installation effectiveness.
Description
Technical field
The utility model relates to a kind of plate aerial, particularly a kind of V-Band parabola formula plate aerial.
Background technology
Along with the development of microwave communication, the frequency of microwave antenna, also constantly to the development of higher frequency range, is applied also more and more extensive.No longer be confined to the Signal transmissions of long distance major trunk roads, especially frequency is when more than 40GHz, and microwave antenna is widely used in the short-distance transmission of High-Density Urban Area.Owing to being short-distance transmission, frequency itself is very high again, thus when reach need gain, the bore of microwave antenna is usually all very little, generally at about 0.2 meter.Especially for V-Band antenna, bore is less than 0.2 meter usually.
At present, existing V-Band antenna generally adopts the pattern of tablet, i.e. so-called plate aerial, and its internal structure adopts Waveguide slot array antenna more.But because the frequency of V-Band antenna is at about 60GHz, so gap is just very little, processing technology difficulty is very large, and consistency is poor, and rate of finished products is very low, and the manufacturing cycle is longer, is unsuitable for large-scale production, and this just causes production cost very high, is difficult to carry out marketing; And it needs to adopt bent plate, hanger, the structural members such as ODU terminal pad when mounted, installation difficulty is comparatively large, inefficiency, therefore, designs a kind of plate aerial easy for installation being applicable to microwave communication significant.
Summary of the invention
For the defect existed in above-mentioned prior art or deficiency, the purpose of this utility model is, provides a kind of V-Band parabola formula plate aerial.
To achieve these goals, the utility model is by the following technical solutions:
A kind of V-Band parabola formula plate aerial, comprise paraboloid of revolution shape main reflector, main reflector is provided through and along the circular waveguide tube of main reflector axis direction feed bottom main reflector, medium sputtering plates and subreflector is provided with above described circular waveguide tube, the below of described main reflector is provided with feed terminal pad, is provided with connecting plate below feed terminal pad; Described circular waveguide tube lower end is passed feed terminal pad and is connected with connecting plate; Be connected with a cover above described connecting plate, described main reflector and feed terminal pad are all positioned at cover inside.
Further, be provided with the hollow cylinder with the reflecting surface coaxial line of main reflector bottom described main reflector, described circular waveguide tube is through cylinder; Described bottom cylindrical face is evenly distributed with multiple first threaded connection hole.
Further, described feed terminal pad is provided with a hollow boss, described boss inserts in described cylinder from the bottom to top, and described circular waveguide tube is from top to bottom through boss;
Described feed terminal pad was evenly equipped with multiple and described first to be threaded corresponding the first through hole in hole site along one week of boss;
The periphery of described feed terminal pad is evenly equipped with multiple second threaded connection hole.
Alternatively, described connecting plate center is provided with a circular hole, and described circular waveguide tube lower end is stretched in circular hole; Described connecting plate is evenly equipped with multiple and described second for one week along circular hole to be threaded the second through hole corresponding to hole site;
Described connecting plate periphery is evenly equipped with multiple third through-hole and multiple fourth hole.
Alternatively, described cover is square sleeve tubular, and its bottom is provided with the 3rd threaded connection hole corresponding to multiple and described fourth hole position.
Compared with prior art, the utility model has following technique effect:
1, V-Band parabola formula plate aerial by connecting plate directly and outdoor unit ODU assemble, compared to traditional parabolic antenna mounting means, eliminate bent plate, hanger, the structural members such as ODU terminal pad, simplify assembling, reduce installation difficulty, improve installation effectiveness.
2, parabola formula plate aerial bore of the present utility model is less, highly can be controlled within 70mm, is applicable to microwave communication.
3, adopt the thickness at square sleeve cartridge type cover top and the operation wavelength of V-Band frequency to have certain proportionate relationship, and through certain figuration, electromagnetic wave can be eliminated through the impact on the electrical performance indexes such as antenna standing wave ratio, gain during square sleeve cartridge type cover; Square sleeve cartridge type cover is directly connected with connecting plate make antenna stabilization better, add use sense and be subject to.
4, the inner form adopting parabolic antenna, with the kernel that splash plate rear feed feed is whole antenna, by two figuration technology of medium splash plate and subreflector, the level of secondary lobe and episternites can be reduced, can be applied in the place that microwave circuit is intensive, antijamming capability is strong.
5, splash plate rear feed feed structure is simple, and processing technology is less demanding, and consistency is fine, and stability and reliability are very high, and the manufacturing cycle is short, are suitable for large-scale production; Simultaneously with low cost, marketing has very strong competitiveness.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is feed and feed terminal pad package assembly schematic diagram;
Fig. 3 is the cutaway view of main reflector;
Fig. 4 is feed terminal pad vertical view;
Fig. 5 is connecting plate plan structure schematic diagram;
In figure, each symbol represents following implication respectively: 1, main reflector, 2, medium splash plate, 3, subreflector, 4, circular waveguide tube, 5, feed terminal pad, 6, connecting plate, 7, the first through hole, the 8, second threaded connection hole, the 9, second through hole, 10, third through-hole, the 11, first threaded connection hole, 12, cover, 13, the 3rd threaded connection hole, 14, fourth hole, 15, cylinder, 16, boss, 17, circular hole.
Below in conjunction with the drawings and specific embodiments, scheme of the present utility model is made further explanation and description.
Embodiment
Defer to technique scheme, see Fig. 1, V-Band parabola formula plate aerial of the present utility model, comprise paraboloid of revolution shape main reflector 1, main reflector 1 is provided through and along the circular waveguide tube 4 of main reflector 1 axis direction feed bottom main reflector 1, be provided with medium sputtering plates 2 and subreflector 3 above described circular waveguide tube 4, the below of described main reflector 1 is provided with feed terminal pad 5, is provided with connecting plate 6 below feed terminal pad 5; Described circular waveguide tube 4 lower end is passed feed terminal pad 5 and is connected with connecting plate 6; Be connected with a cover 12 above described connecting plate 6, it is inner that described main reflector 1 and feed terminal pad 5 are all positioned at cover 12.
Alternatively, see Fig. 3, be provided with the hollow cylinder 15 with the reflecting surface coaxial line of main reflector 1 bottom described main reflector 1, described circular waveguide tube 4 is through cylinder 15; Described cylinder 15 bottom surface is evenly distributed with multiple first threaded connection hole 11, and the first described threaded connection hole 11 is provided with 4 ~ 8.Main reflector 1 is the standard paraboloid of revolution, can be formed by spinning or punch process.The electromagnetic wave that radiator sends, through the paraboloidal transmitting of main reflector 1, forms the wave beam that directivity is very strong.Main reflector 1 bore is within 0.2 meter, and parabola height is less than 50mm, makes parabolic antenna can be used as the kernel of plate aerial of the present utility model.
Alternatively, see Fig. 2, described feed terminal pad 5 is provided with a hollow boss 16, described boss 16 inserts in described cylinder 15 from the bottom to top, makes compact siro spinning technology between feed terminal pad 5 and main reflector 1; Described circular waveguide tube 4 is from top to bottom through boss 16, and described boss 16 is cylindrical; Binding agent is adopted to be bonded together between circular waveguide tube 4 and cylindrical boss 16.See Fig. 4, described feed terminal pad 5 was evenly equipped with the first corresponding through hole 7 of multiple and described first threaded connection hole 11 position along one week of boss 16; First through hole 7 and the first threaded connection hole 11 are connected by screw, and are fixedly connected with by feed terminal pad 5 with main reflector 1.
The periphery of described feed terminal pad 5 is evenly equipped with multiple second threaded connection hole 8, and described second threaded connection hole 8 is provided with 4 ~ 8.
Alternatively, see Fig. 5, described connecting plate 6 center is provided with a circular hole 17, and described circular waveguide tube 4 lower end is stretched in circular hole 17, and is bonded together by binding agent; Described connecting plate 6 is evenly equipped with the second through hole 9 corresponding to multiple and described second threaded connection hole 8 position for 17 1 weeks along circular hole; Second through hole 9 and the second threaded connection hole 8 are connected by screw, and feed terminal pad 5 is fixedly connected with connecting plate 6.
Described connecting plate 6 periphery is evenly equipped with multiple third through-hole 10 and multiple fourth hole 14, and described third through-hole 10 is provided with 4, and fourth hole 14 is provided with 8 ~ 12.Connecting plate 6 is connected with outdoor unit ODU by third through-hole 10, makes connecting plate 6 become the medium be connected with external equipment.
Alternatively, described cover 12 is square sleeve tubular, and its bottom is provided with the 3rd threaded connection hole 13 corresponding to multiple and described fourth hole 14 position.3rd threaded connection hole 13 is connected with the fourth hole 16 on connecting plate 6 by screw, and cover 12 is fixedly connected with connecting plate 6.The thickness at cover 12 top is 1/4th of V-Band frequency operation wavelength, and will carry out certain figuration, and object is to eliminate electromagnetic wave through the impact on the electrical performance indexes such as antenna standing wave ratio, gain during square sleeve cartridge type cover 12.
The utility model V-Band parabola formula plate aerial decreases the part such as spider, bent plate, hanger, ODU terminal pad of traditional parabolic antenna structure, eliminate the link of multiple assembling parts, and radome is modified as square sleeve cartridge type cover 12 be directly connected with connecting plate 6 make antenna stabilization better, add use sense and be subject to.
The utility model is considered when designing comprehensively, reduces the quantity of parts as far as possible, simplifies parts connection each other as far as possible simultaneously, makes every effort to manufacturing assembling simple, also makes every effort to upper station simultaneously and installs simply.Improve consistency, reliability, the stability of product with this, shorten the production cycle, reduce production cost.
Claims (5)
1. a V-Band parabola formula plate aerial, comprise paraboloid of revolution shape main reflector (1), main reflector (1) bottom is provided through main reflector (1) and along the circular waveguide tube (4) of main reflector (1) axis direction feed, described circular waveguide tube (4) top is provided with medium sputtering plates (2) and subreflector (3), it is characterized in that, the below of described main reflector (1) is provided with feed terminal pad (5), and feed terminal pad (5) below is provided with connecting plate (6); Described circular waveguide tube (4) lower end is passed feed terminal pad (5) and is connected with connecting plate (6); Described connecting plate (6) top is connected with a cover (12), and it is inner that described main reflector (1) and feed terminal pad (5) are all positioned at cover (12).
2. V-Band parabola formula plate aerial as claimed in claim 1, it is characterized in that, described main reflector (1) bottom is provided with the hollow cylinder (15) with the reflecting surface coaxial line of main reflector (1), and described circular waveguide tube (4) is through cylinder (15); Described cylinder (15) bottom surface is evenly distributed with multiple first threaded connection hole (11).
3. V-Band parabola formula plate aerial as claimed in claim 2, it is characterized in that, described feed terminal pad (5) is provided with a hollow boss (16), described boss (16) inserts in described cylinder (15) from the bottom to top, and described circular waveguide tube (4) is from top to bottom through boss (16);
Corresponding the first through hole (7) in multiple and described first threaded connection hole (11) position within one week, is evenly equipped with along boss (16) on described feed terminal pad (5);
The periphery of described feed terminal pad (5) is evenly equipped with multiple second threaded connection hole (8).
4. V-Band parabola formula plate aerial as claimed in claim 3, it is characterized in that, described connecting plate (6) center is provided with a circular hole (17), and described circular waveguide tube (4) lower end is stretched in circular hole (17); Described connecting plate (6) is evenly equipped with the second through hole (9) corresponding to multiple and described second threaded connection hole (8) position for (17) one weeks along circular hole;
Described connecting plate (6) periphery is evenly equipped with multiple third through-hole (10) and multiple fourth hole (14).
5. V-Band parabola formula plate aerial as claimed in claim 4, it is characterized in that, described cover (12) is square sleeve tubular, and its bottom is provided with the 3rd threaded connection hole (13) corresponding to multiple and described fourth hole (14) position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082829.0U CN204538180U (en) | 2015-02-05 | 2015-02-05 | A kind of V-Band parabola formula plate aerial |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082829.0U CN204538180U (en) | 2015-02-05 | 2015-02-05 | A kind of V-Band parabola formula plate aerial |
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| CN204538180U true CN204538180U (en) | 2015-08-05 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194210A (en) * | 2016-08-01 | 2016-12-07 | 中铁十九局集团第七工程有限公司 | Tunnel lining trolley, method of work and the installation method of pre-pouring grout pipe fixing device |
| CN106374216A (en) * | 2016-11-11 | 2017-02-01 | 广东盛路通信科技股份有限公司 | Fan antenna sealing device |
| CN112635990A (en) * | 2021-01-05 | 2021-04-09 | 大连海事大学 | Digital television transmitting antenna housing |
| CN113140908A (en) * | 2021-04-15 | 2021-07-20 | 大连海事大学 | Antenna housing of broadband circularly polarized satellite navigation mobile terminal |
-
2015
- 2015-02-05 CN CN201520082829.0U patent/CN204538180U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194210A (en) * | 2016-08-01 | 2016-12-07 | 中铁十九局集团第七工程有限公司 | Tunnel lining trolley, method of work and the installation method of pre-pouring grout pipe fixing device |
| CN106194210B (en) * | 2016-08-01 | 2018-07-17 | 中铁十九局集团第七工程有限公司 | The installation method of tunnel lining trolley, working method and pre-pouring grout pipe fixing device |
| CN106374216A (en) * | 2016-11-11 | 2017-02-01 | 广东盛路通信科技股份有限公司 | Fan antenna sealing device |
| CN112635990A (en) * | 2021-01-05 | 2021-04-09 | 大连海事大学 | Digital television transmitting antenna housing |
| CN113140908A (en) * | 2021-04-15 | 2021-07-20 | 大连海事大学 | Antenna housing of broadband circularly polarized satellite navigation mobile terminal |
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