CN106602207B - The deployable parabolic-cylinder antenna of quadrangular modularization - Google Patents
The deployable parabolic-cylinder antenna of quadrangular modularization Download PDFInfo
- Publication number
- CN106602207B CN106602207B CN201611087678.3A CN201611087678A CN106602207B CN 106602207 B CN106602207 B CN 106602207B CN 201611087678 A CN201611087678 A CN 201611087678A CN 106602207 B CN106602207 B CN 106602207B
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- exhibition
- folding
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- support
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- 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
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/085—Flexible aerials; Whip aerials with a resilient base
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The invention discloses a kind of deployable parabolic-cylinder antenna of quadrangular modularization, mainly solve the problems, such as that existing module antenna synchronism difficulty or ease guarantee.It includes cable net structure (1), folding exhibition support construction (2), support post (3) and metallic reflection net (4), the folding opens up support construction, exhibition supporting module (8) is rolled over substantially by several to be spliced by splicing apparatus (9), support unit is mutually orthogonal forms by four basic folding exhibitions for each basic folding exhibition supporting module, metallic reflection net and support post are located above and below cable net structure, folding exhibition support construction is located at the lower section of support post, after folding exhibition support construction expands in place, the upper surface of cable net structure is at cylindrical parabolic shape (5), and in the upper of each basic folding exhibition supporting module, lower surface is respectively formed two coaxial circles cylinders (6) of different sizes and (7).Present invention expansion synchronism is high, it is small in size to collapse, and can be used for realizing the enlargement and lighting of space deployable antenna.
Description
Technical field
The invention belongs to deployable antenna technical fields, and in particular to a kind of deployable parabolic-cylinder antenna can be used for moving
Dynamic communication, satellite communication, electronic reconnaissance, earth observation, land remote sensing and deep space exploration.
Background technique
With flourishing for space science technical field, the Satellite Communication System of higher precision higher efficiency is designed
Demand and day increase severely.Wherein, " eyes " and " ear " of the antenna as system, structural behaviour are Vanguard satellite communication systems
Basis and premise.In order to meet multiband, powerful requirement, antenna develops to heavy caliber, high-profile precision.By carrying space
With the limitation of ability, lighting, can to take down the exhibits be the inexorable trend of large-scale antenna, and modularization deployable antenna is exactly one of
Has very much potential structure type.
" modularization " this concept has application on the rotary parabolic surface antenna with rotational symmetry property, most typical
It is " hexagonal prisms modularization " deployable antenna carried on Japanese ETS-VIII satellite, is currently under in-orbit service state.
ETS-VIII antenna is spliced by 19 modules, and each module is made of the identical basic rib unit of six structures, is had
Meet heavy caliber, collapse small in size, type face feature with high accuracy.Rotary parabolic surface antenna has the spy of " single shaft " rotational symmetry
Point, all modules have same focus, to ensure that it geometrically has sports coordination.But for rotary shaft
With symmetry axis " twin shaft " symmetric property and focus is for the parabolic-cylinder antenna of a straight line, and " hexagonal prisms modularization " either exists
Splicing, which is still taken down the exhibits on movenent performance, all to be haveed the defects that fatal, is mainly shown as: first, it can not be complete with the module of rotational symmetry
At splicing；Second, at least there are four moving cell and rotary shaft and symmetry axis are not parallel in hexagonal prisms, exist in splicing
Splice gap, and cannot achieve the sports coordination that the Kinematic Decomposition during expansion guarantees two axis, causes in the process of taking down the exhibits
In it is stuck.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of deployable parabolic of quadrangular modularization is proposed
Cylinder antenna, it is seamless spliced between module and module to realize, and guarantee that movement of antenna during collapsing and expansion is assisted
Tonality.
Realizing the object of the invention technical concept is: according to parabolic-cylinder antenna twin shaft symmetry, using quadrangular module spliced
The mode connect realizes " modularization " of parabolic cylinder, and rolls over one of exhibition support unit as quadrangular module substantially using quadrangle
A basic unit, to realize the expansion and gathering of antenna.
The deployable parabolic-cylinder antenna of quadrangular modularization of the invention, including cable net structure, folding exhibition support construction, support
Column and metallic reflection net, metallic reflection net and support post are located above and below cable net structure, folding exhibition support knot
Structure is located at the lower section of support post, it is characterised in that:
The folding opens up support construction, rolls over exhibition supporting module substantially by several and is spliced by splicing apparatus, each
Substantially folding exhibition supporting module rolls over exhibition support unit and two four be distributed along xz axis by two quadrangles along the distribution of yz axis substantially
Support unit is mutually orthogonal forms for the exhibition of rolling over substantially of side shape；
After folding exhibition support construction expands in place, the upper surface of cable net structure is opened into cylindrical parabolic shape, and in each basic folding
The upper and lower surfaces of exhibition supporting module are respectively formed two coaxial circles cylinders of different sizes.
Preferably, it is each of described it is basic folding exhibition supporting module in four quadrangles roll over substantially open up support unit by
Top boom, lower boom, outer bar, diagonal web member and center-pole are constituted, and center-pole is that four quadrangles roll over exhibition support unit substantially
Joint use pole is provided with driving source on the center-pole, for drive simultaneously four quadrangles roll over substantially exhibition support unit gathering and
Expansion.
Preferably, the quadrangle in each basic folding exhibition supporting module along the distribution of yz axis rolls over exhibition support unit substantially
Outer bar be respectively less than 90 ° with the angle of top boom and lower boom respectively；Exhibition support unit is rolled over substantially along the quadrangle of xz axis distribution
Outer bar it is vertical with top boom and lower boom respectively；And top boom, lower boom and the oblique abdomen of four basic folding exhibition support units
Pole length is identical.
Preferably, the cable net structure is made of several basic rope net units, before each basic rope net unit includes
Rope net, dorsal funciculus net and side tension cords, dorsal funciculus net are located at provinculum side off the net, are connected between provinculum net and dorsal funciculus net by side tension cords, shape
At the double-deck cable net structure.
Preferably, the splicing apparatus is connected in outer bar, and exhibition support list is rolled over substantially along the quadrangle of yz axis distribution
The outer bar and splicing apparatus of member can be along the opposite slidings of z-axis, for ensuring to roll over freely collapsing and expansion for exhibition support construction.
The invention has the following advantages over the prior art:
1. the present invention has the feature of twin shaft symmetry according to parabolic-cylinder antenna, using " quadrangular modularization ", in circle
Design folding exhibition support construction on cylinder, and use the double-deck cable net structure at parabolic cylinder with support wire above cylindrical surface
Net reflecting surface ensure that the synchronism and reliability of the globality of day splicing and movement of taking down the exhibits.
2. folding exhibition support construction of the invention is rolled over exhibition supporting module substantially by several and is spliced by splicing apparatus, and
The outer bar of exhibition support unit is rolled over substantially along the quadrangle of xz axis distribution and splicing apparatus can be along the opposite sliding of z-axis, it is ensured that folding
Exhibition support construction freely collapses and expansion.Each basic folding exhibition supporting module is rolled over substantially by two quadrangles along the distribution of yz axis
Exhibition support unit and two quadrangles along the distribution of xz axis roll overs substantially opens up that support unit is mutually orthogonal forms.
Detailed description of the invention
Fig. 1 is whole deployed configuration schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of the basic folding exhibition supporting module in the present invention；
Fig. 3 is the partial enlargement diagram of Fig. 2；
Fig. 4 is the cable net structure schematic diagram in the present invention；
Fig. 5 is the structural schematic diagram of basic rope net unit in the present invention.
Specific embodiment
With reference to the accompanying drawing, the invention will be further described:
Referring to Fig.1, the present invention includes cable net structure 1, folding exhibition support construction 2, support post 3 and metallic reflection net 4.Metal
Reflector net 4 and support post 3 are located above and below cable net structure 1, and support post 3 is vertically fixed on folding exhibition support knot
On structure 2, with the folding exhibition common support cable mesh structure 1 of support construction 2 and metallic reflection net 4.Folding exhibition support construction 2 is basic by several
Folding exhibition supporting module 8 is spliced by splicing apparatus 9, and in antenna expansion, and each basic folding exhibition supporting module 8 is deployed into
Behind position, upper and lower surfaces are respectively formed two coaxial circles cylinders 6 and 7 of different sizes.
Referring to Fig. 2 and Fig. 3, each basic folding exhibition supporting module 8 is to roll over exhibition substantially by two quadrangles along the distribution of yz axis
Support unit 21 and two quadrangles along the distribution of xz axis are rolled over exhibition support unit 22 substantially and are constituted；Each quadrangle rolls over exhibition branch substantially
Support unit is made of top boom 201, lower boom 202, outer bar 203, diagonal web member 204 and center-pole 205, and center-pole 205 is
Four quadrangles roll over the joint use pole of exhibition support unit substantially, and driving source 206 is provided on the center-pole 205, and driving source 206 is bullet
Spring sliding block, the sliding block are moved up and down along center-pole 205, while four quadrangles being driven to roll over the expansion and receipts for opening up support unit substantially
Hold together；Each quadrangle rolls over top boom 201, lower boom 202, outer bar 203, diagonal web member 204 and the center in exhibition support unit substantially
It is connected with each other respectively by hinge 10 between bar 205, to guarantee to relatively rotate between each bar.
Each quadrangle is rolled over substantially is connected with splicing apparatus 9 in the outer bar 203 for opening up support unit, for that will be distributed along yz axis
Quadrangle roll over exhibition support unit substantially and rolled over substantially with the quadrangle that is distributed along xz axis and open up support unit and spliced, and make along yz
Outer bar and the splicing apparatus 9 that the quadrangle of axis distribution roll over exhibition support unit substantially can be supported along the opposite sliding of z-axis with ensuring that folding is opened up
Structure 2 freely collapses and expansion；
Quadrangle in each basic folding exhibition supporting module 8 along the distribution of yz axis roll over substantially open up the outer bar of support unit 21 with it is upper
Angle between chord member and lower boom is respectively less than 90 °；The outer bar for rolling over exhibition support unit 22 substantially along the quadrangle of xz axis distribution is equal
It is vertical with top boom and lower boom；Top boom 201, lower boom 202 and the diagonal web member 204 of this four basic folding exhibition support units are long
It spends identical；
Referring to Fig. 4 and Fig. 5, cable net structure 1 is made of several basic rope net units 11, each basic rope net unit 11 by
Provinculum net 110, dorsal funciculus net 111 and side tension cords 112 form, and dorsal funciculus net 111 is located at 110 lower section of provinculum net, provinculum net 110 and dorsal funciculus
Corresponding each node is connected by a side tension cords 112 on net 111, is that provinculum net 110 provides downwards by side tension cords 112
Power；
Basic rope net unit 11 is supported in basic folding exhibition supporting module 8 by support post 3, antenna upon deployment, each
Basic rope net unit 11 is unfolded under the drive of support post 3；After expanding in place, provinculum net and dorsal funciculus net form double-layer cable net knot
Structure, and provinculum net is at cylindrical parabolic shape 5；Antenna is when collapsing, 3 band of support post of basic 8 top of folding exhibition supporting module
It moves basic rope net unit 11 to collapse to centre, after the completion of gathering, basic rope net unit 11 is collapsed in basic folding exhibition supporting module 8
Top.
Claims (5)
1. a kind of deployable parabolic-cylinder antenna of quadrangular modularization, including cable net structure (1), folding exhibition support construction (2), support
Column (3) and metallic reflection net (4), metallic reflection net (4) and support post (3) be located at cable net structure (1) top and
Lower section, folding exhibition support construction (2) are located at the lower section of support post (3), it is characterised in that:
The folding opens up support construction (2), rolls over exhibition supporting module (8) substantially by several and is spliced by splicing apparatus (9),
Each basic folding exhibition supporting module (8) rolls over exhibition support unit (21) and two edges by two quadrangles along the distribution of yz axis substantially
The quadrangle of xz axis distribution roll over substantially opens up that support unit (22) are mutually orthogonal forms；
Cable net structure (1) is made of the independent I-shaped wire side (11) of multi-disc, and the endpoint per a piece of I-shaped wire side (11) passes through
Support post (3) is connected with folding exhibition support construction (2)；
After folding exhibition support construction (2) expands in place, the upper surface of cable net structure (1) is opened at cylindrical parabolic shape (5), and in each base
The upper and lower surfaces of this folding exhibition supporting module (8) are respectively formed two coaxial circles cylinders (6) of different sizes and (7).
2. antenna as described in claim 1, it is characterised in that: four quadrangles in each basic folding exhibition supporting module (8)
Basic folding exhibition support unit is by top boom (201), lower boom (202), outer bar (203), diagonal web member (204) and center-pole
(205) it constitutes, and center-pole (205) is the joint use pole that four quadrangles roll over exhibition support unit substantially, is set on the center-pole (205)
Driving source (206) are equipped with, for driving four quadrangles to roll over the gathering and expansion of exhibition support unit substantially simultaneously.
3. antenna as claimed in claim 2, it is characterised in that: along the distribution of yz axis in each basic folding exhibition supporting module (8)
Angle of the outer bar of the quadrangle exhibition of rolling over substantially support unit (21) respectively between top boom and lower boom is respectively less than 90 °；Along xz
The outer bar of the quadrangle exhibition of rolling over substantially support unit (22) of axis distribution is vertical with top boom and lower boom respectively；And four basic
Top boom (201), the lower boom (202) of folding exhibition support unit are identical with diagonal web member (204) length.
4. antenna as described in claim 1, it is characterised in that: each independent I-shaped wire side (11) of multi-disc includes provinculum net
(110), dorsal funciculus net (111) and side tension cords (112), dorsal funciculus net (111) are located at below provinculum net (110), provinculum net and dorsal funciculus net
Between pass through side tension cords and connect, form the double-deck cable net structure.
5. antenna as claimed in claim 1 or 2, it is characterised in that: splicing apparatus (9) is connected on outer bar (203), and along yz
The quadrangle of axis distribution rolls over the outer bar of exhibition support unit substantially and splicing apparatus can be along the opposite sliding of z-axis, for ensuring folding exhibition
Support construction (2) freely collapses and expansion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611087678.3A CN106602207B (en) | 2016-12-01 | 2016-12-01 | The deployable parabolic-cylinder antenna of quadrangular modularization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611087678.3A CN106602207B (en) | 2016-12-01 | 2016-12-01 | The deployable parabolic-cylinder antenna of quadrangular modularization |
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| Publication Number | Publication Date |
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| CN106602207A CN106602207A (en) | 2017-04-26 |
| CN106602207B true CN106602207B (en) | 2019-04-23 |
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| CN201611087678.3A Active CN106602207B (en) | 2016-12-01 | 2016-12-01 | The deployable parabolic-cylinder antenna of quadrangular modularization |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436978B (en) * | 2017-07-26 | 2020-10-02 | 西安电子科技大学 | Design method of parabolic cylinder net-shaped deployable antenna based on modular splicing idea |
| CN107482322B (en) * | 2017-07-26 | 2020-03-17 | 西安电子科技大学 | Expandable parabolic cylinder antenna based on tension structure |
| CN109524791B (en) * | 2018-10-31 | 2020-12-25 | 西安电子科技大学 | Novel peripheral truss type deployable parabolic cylinder antenna |
| CN113540744B (en) * | 2021-07-05 | 2022-06-24 | 西安电子科技大学 | Framework type expandable antenna module connecting device |
| CN114256604B (en) * | 2021-12-09 | 2024-04-16 | 上海宇航***工程研究所 | Parabolic cylinder antenna based on triangular prism foldable unit |
Citations (5)
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|---|---|---|---|---|
| JPS63226102A (en) * | 1987-03-16 | 1988-09-20 | Oki Electric Ind Co Ltd | Parabolic cylinder antenna sharing two polarized waves |
| US8558734B1 (en) * | 2009-07-22 | 2013-10-15 | Gregory Hubert Piesinger | Three dimensional radar antenna method and apparatus |
| CN104009278A (en) * | 2014-06-09 | 2014-08-27 | 哈尔滨工业大学 | Modularized space parabolic cylinder antenna folding and unfolding mechanism |
| CN104022337A (en) * | 2014-06-17 | 2014-09-03 | 哈尔滨工业大学 | Modular spatial curved surface folding and unfolding antenna mechanism based on rib mechanisms |
| CN106159456A (en) * | 2016-07-06 | 2016-11-23 | 浙江大学 | Spatial networks reflector wire side sequence launches management system and management method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103761369B (en) * | 2014-01-02 | 2017-02-01 | 西安电子科技大学 | Initial form design method of deployable offset parabolic antenna cable net structure |
| CN104866666B (en) * | 2015-05-20 | 2017-09-26 | 西安电子科技大学 | A kind of robust method of adjustment of the cable mesh reflector surface accuracy based on FEM updating |
-
2016
- 2016-12-01 CN CN201611087678.3A patent/CN106602207B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63226102A (en) * | 1987-03-16 | 1988-09-20 | Oki Electric Ind Co Ltd | Parabolic cylinder antenna sharing two polarized waves |
| US8558734B1 (en) * | 2009-07-22 | 2013-10-15 | Gregory Hubert Piesinger | Three dimensional radar antenna method and apparatus |
| CN104009278A (en) * | 2014-06-09 | 2014-08-27 | 哈尔滨工业大学 | Modularized space parabolic cylinder antenna folding and unfolding mechanism |
| CN104022337A (en) * | 2014-06-17 | 2014-09-03 | 哈尔滨工业大学 | Modular spatial curved surface folding and unfolding antenna mechanism based on rib mechanisms |
| CN106159456A (en) * | 2016-07-06 | 2016-11-23 | 浙江大学 | Spatial networks reflector wire side sequence launches management system and management method |
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| CN106602207A (en) | 2017-04-26 |
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