CN201699135U - High-precision antenna reflecting surface - Google Patents
High-precision antenna reflecting surface Download PDFInfo
- Publication number
- CN201699135U CN201699135U CN2010202430995U CN201020243099U CN201699135U CN 201699135 U CN201699135 U CN 201699135U CN 2010202430995 U CN2010202430995 U CN 2010202430995U CN 201020243099 U CN201020243099 U CN 201020243099U CN 201699135 U CN201699135 U CN 201699135U
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- covering
- section bar
- muscle beam
- reflecting surface
- precision antenna
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Abstract
The utility model discloses a high-precision antenna reflecting surface. The antenna reflecting surface consists of a plurality of high-precision antenna reflecting surface units which are assembled together, wherein each antenna reflecting surface unit comprises a covering (1) and a support rib; the front side and the back side of the covering (1) are respectively a reflecting surface and a supporting surface; the supporting surface is fixedly mounted on the support rib; a plurality of circumferential covering notches (5) are formed on the fan-shaped covering (1) in the different radial positions from the edge to the inward; the support rib comprises a Z-shaped circular rib beam (2-1) and a Z-shaped longitudinal rib beam (2-2); the Z-shaped circular rib beam is arranged in the circumferential direction of the covering (1); and the Z-shaped longitudinal rib beam (2-2) is arranged in the radial direction of the covering (1). By virtue of the covering and support rib notching adjustment method, the internal stress is released, and good molding effect, low cost and simple operation are achieved. The high-precision antenna reflecting surface is very suitable for batch production and particularly applicable to large and medium-size reflecting surface antennas, and has extensive engineering application value.
Description
Technical field
The utility model relates to a kind of high-precision antenna reflector in the fields such as satellite communication, radio observing and controlling, survey of deep space, large-scale radio telescope, and the reflecting surface that is specially adapted to be operated in the above high-precision antenna panel of Ka frequency range and Q frequency range is made in batches.
Background technology
Along with communication, the developing rapidly of observation and control technology, working frequency range is more and more higher, and not only the demand of big-and-middle-sized antenna more and more widely and is had higher requirement to the precision of antenna reflective face.Big-and-middle-sized antenna main reflector is made of tens even thousands of monolithic reflectings surface, and the precision of monolithic antenna reflective face is the basis of antenna main reflector precision.Characteristics such as present high-precision antenna reflective face mainly contains process program manufacturings such as high accuracy panel manufacturing process that traditional mechanical process for machining and manufacturing, tradition riveted joint and honeycomb sandwich construction combine, the bonding again high accuracy covering manufacturing process of tradition riveted joint, and its deficiency exists that internal stress is big, processing technology is complicated, panel useful life is on the low side.
The utility model content
The purpose of this utility model is to avoid the weak point in the above-mentioned background technology and the novel high-precision that a kind of bending stiffness is big, specific strength is big, specific stiffness is big antenna reflective face is provided, and the utility model also has characteristics such as processing technology is simple, stable and reliable for performance, cheap for manufacturing cost, production environment is easy to realize, can produce in batches.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A kind of high-precision antenna reflector, form by polylith high-precision antenna reflector unit splicing, described antenna reflective face unit comprises covering and brace rod, positive and negative two faces of covering are respectively reflecting surface and supporting surface, supporting surface is packed on the brace rod, described covering is fan-shaped, inwardly offers a plurality of circumferential covering notches on the radially diverse location of covering from the edge; Described brace rod comprises Z section bar ring muscle beam and the vertical muscle beam of Z section bar, and Z section bar ring muscle beam is circumferentially to be provided with, and the vertical muscle beam of Z section bar is for radially being provided with.Described install can be bonding.
As to improvement of the present utility model, the end that contacts with the covering supporting surface on described Z section bar ring muscle beam and the vertical muscle beam of Z section bar inwardly offers a plurality of notches respectively from the edge.
As to improvement of the present utility model, described covering notch is opened in the both sides of covering respectively.
As to improvement of the present utility model, Z section bar ring muscle beam is corresponding with the position of covering notch.
As to improvement of the present utility model, be provided with at described Z section bar ring muscle beam and the vertical muscle beam of Z section bar on the end face of a plurality of notches and be fixed with pressing article respectively.
As to improvement of the present utility model, be provided with angle Support at described Z section bar ring muscle beam and the vertical muscle beam junction of Z section bar.
Owing to adopted technique scheme, the obtained technological progress of the utility model is:
1. the utility model has adopted muscle fluting school type process program, Z type muscle fluting back rigidity variation, reach easily with mould by the school type and to attach, to compare resilience littler with the rib of stretch bending, reduced internal stress to greatest extent, the vertical muscle beam of Z section bar ring muscle beam and Z section bar has effectively been realized high subsides mould precision.
2. the utility model has overcome the deficiency of conventional fabrication processes, when making the covering that area is big, curvature is mild, covering adopts aluminum alloy plate materials grooving processes scheme, overcome traditional quenching drawing process and had shortcomings such as bulge is many, subsides mould difference, discharged aluminium sheet to greatest extent and become the internal stress of curved surface, realized pasting and imitated fruit by the plane.
3. designed angle Support and the pressing article of the utility model, bond together with Z section bar ring muscle beam, the vertical muscle beam of Z section bar by gluing, the strength and stiffness of Z type muscles and bones frame have been increased, angle Support, pressing article have very high applying precision, bondline thickness is even, bonding stress is little, has realized the Z section bar unit muscle beam framework that precision is higher.
The utility model adopt technique for sticking with Z section bar unit muscle beam framework and covering curing make the high-precision antenna reflector unit, the Z section bar is slotted and covering cracks, and the technology cost is low, simple to operate, environment is easy to realize, be fit to very much produce in batches, be specially adapted to big-and-middle-sized reflector antenna, have engineering using value widely.
Description of drawings
Fig. 1 is the structural representation of covering;
Fig. 2 is that the position of Z section bar ring muscle beam and the vertical muscle beam of Z section bar concerns schematic diagram;
Fig. 3 is the structural representation of vertical muscle beam of Z section bar and pressing article;
Fig. 4 is the structural representation of Z section bar ring muscle beam and pressing article;
Fig. 5 is the structural representation of angle Support;
Fig. 6 is the sectional structure schematic diagram of reflecting surface unit;
Fig. 7 is the A-A cross-sectional schematic of Fig. 6;
Fig. 8 is the assembling schematic diagram of the utility model antenna reflective face unit.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further details:
Shown in Fig. 1-8, high-precision antenna reflector of the present utility model is made up of polylith high-precision antenna reflector unit splicing, and described antenna reflective face unit comprises 1,5 Z section bar rings of covering muscle beam 2-1 and 2 brace rod frameworks that the vertical muscle beam 2-2 of Z section bar forms; Covering 1 is fan-shaped, positive and negative two faces of covering 1 are respectively reflecting surface and supporting surface, Z section bar ring muscle beam 2-1 circumferentially is provided with along covering 1, the vertical muscle beam 2-2 of Z section bar radially is provided with along covering 1, corresponding with the supporting surface shape of covering by the brace rod framework that the vertical muscle beam of 5 Z section bar ring muscle beams and 2 Z section bars is formed, both use by the bonding integral body that is solidified into of adhesive.Stick to from supporting surface on these three covering notches 5 inwardly respectively offering 3 relative circumferential 5,3 Z section bars of covering notch ring muscle beams from the edge on the radially diverse location of covering both sides.
The end that contacts with the covering supporting surface on the vertical muscle beam of described Z section bar ring muscle beam and Z section bar inwardly offers a plurality of notches 6 respectively from the edge, be bonded with pressing article 3 on the end face of this notch 6 respectively.At the two ends of 4 Z section bar ring muscle beams (2-1) upper surface adhesive coating, vertical muscle beam (2-2) pressure of 2 Z section bars is put on Z section bar ring muscle beam (2-1), be bonded with angle Support 4 at Z section bar ring muscle beam and the vertical muscle beam junction of Z section bar.
The thickness of covering 1 of the present utility model is 0.5 to 2 millimeter, the covering otch, and length is 100 to 1000 millimeters; The sheet metal thickness of Z section bar muscle beam is 1.5 to 3.5 millimeters, and the muscle depth of beam is 100 to 200 millimeters, 15 to 50 millimeters apart from the top of fluting height; The sheet metal thickness of angle Support 4 is 2.0 to 4.0 millimeters; The sheet metal thickness of pressing article 3 is 1.5 to 2.5 millimeters, and covering 1, Z section bar ring muscle beam 2-1, the vertical muscle beam 2-2 of Z section bar, angle Support 4, pressing article 3 all adopt the aluminum alloy materials manufacturing.
Claims (7)
1. high-precision antenna reflector, form by polylith high-precision antenna reflector unit splicing, described antenna reflective face unit comprises covering (1) and brace rod, positive and negative two faces of covering (1) are respectively reflecting surface and supporting surface, supporting surface is packed on the brace rod, it is characterized in that: described covering (1) is for fan-shaped, inwardly offers a plurality of circumferential covering notches (5) on the radially diverse location of covering (1) from the edge; Described brace rod comprises Z section bar ring muscle beam (2-1) and the vertical muscle beam (2-2) of Z section bar, and Z section bar ring muscle beam (2-1) is circumferentially to be provided with, and the vertical muscle beam (2-2) of Z section bar is for radially being provided with.
2. a kind of high-precision antenna reflector according to claim 1 is characterized in that: inwardly offer a plurality of notches (6) respectively from the edge at described Z section bar ring muscle beam (2-1) and the last end that contacts with covering (1) supporting surface of the vertical muscle beam (2-2) of Z section bar.
3. a kind of high-precision antenna reflector according to claim 1 is characterized in that: described covering notch (5) is opened in the both sides of covering (1) respectively.
4. a kind of high-precision antenna reflector according to claim 2 is characterized in that: Z section bar ring muscle beam (2-1) is corresponding with the position of covering notch (5).
5. a kind of high-precision antenna reflector according to claim 2 is characterized in that: be provided with at the vertical muscle beam (2-2) of described Z section bar ring muscle beam (2-1) and Z section bar on the end face of a plurality of notches (6) and be fixed with pressing article (3) respectively.
6. according to the arbitrary described a kind of high-precision antenna reflector of claim 1 to 5, it is characterized in that: be provided with L type angle Support (4) at described Z section bar ring muscle beam (2-1) and vertical muscle beam (2-2) junction of Z section bar.
7. according to the arbitrary described a kind of high-precision antenna reflector of claim 6, it is characterized in that: described installing to bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202430995U CN201699135U (en) | 2010-07-01 | 2010-07-01 | High-precision antenna reflecting surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202430995U CN201699135U (en) | 2010-07-01 | 2010-07-01 | High-precision antenna reflecting surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201699135U true CN201699135U (en) | 2011-01-05 |
Family
ID=43400381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202430995U Expired - Lifetime CN201699135U (en) | 2010-07-01 | 2010-07-01 | High-precision antenna reflecting surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201699135U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101938041A (en) * | 2010-07-01 | 2011-01-05 | 中国电子科技集团公司第五十四研究所 | High-accuracy antenna reflecting surface panel and manufacturing method thereof |
| CN105305090A (en) * | 2015-11-19 | 2016-02-03 | 西安空间无线电技术研究所 | Adjustable reflector antenna mold adjusting structure |
| CN108666762A (en) * | 2018-05-11 | 2018-10-16 | 中国电子科技集团公司第五十四研究所 | A kind of high-precision lightweight triangle antenna panel and manufacturing method |
| CN108749022A (en) * | 2018-04-25 | 2018-11-06 | 西安飞机工业（集团）有限责任公司 | A kind of laying method of excipient composite material antenna reflector |
-
2010
- 2010-07-01 CN CN2010202430995U patent/CN201699135U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101938041A (en) * | 2010-07-01 | 2011-01-05 | 中国电子科技集团公司第五十四研究所 | High-accuracy antenna reflecting surface panel and manufacturing method thereof |
| CN101938041B (en) * | 2010-07-01 | 2013-06-12 | 中国电子科技集团公司第五十四研究所 | High-accuracy antenna reflecting surface panel and manufacturing method thereof |
| CN105305090A (en) * | 2015-11-19 | 2016-02-03 | 西安空间无线电技术研究所 | Adjustable reflector antenna mold adjusting structure |
| CN105305090B (en) * | 2015-11-19 | 2018-06-01 | 西安空间无线电技术研究所 | A kind of adjustable reflector antenna die adjustment structure |
| CN108749022A (en) * | 2018-04-25 | 2018-11-06 | 西安飞机工业（集团）有限责任公司 | A kind of laying method of excipient composite material antenna reflector |
| CN108666762A (en) * | 2018-05-11 | 2018-10-16 | 中国电子科技集团公司第五十四研究所 | A kind of high-precision lightweight triangle antenna panel and manufacturing method |
| CN108666762B (en) * | 2018-05-11 | 2020-06-09 | 中国电子科技集团公司第五十四研究所 | High-precision lightweight triangular antenna panel and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110105 Effective date of abandoning: 20130612 |
|
| RGAV | Abandon patent right to avoid regrant |