CN110120596A - A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe - Google Patents
A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe Download PDFInfo
- Publication number
- CN110120596A CN110120596A CN201910244897.5A CN201910244897A CN110120596A CN 110120596 A CN110120596 A CN 110120596A CN 201910244897 A CN201910244897 A CN 201910244897A CN 110120596 A CN110120596 A CN 110120596A
- Authority
- CN
- China
- Prior art keywords
- extending arm
- carbon fiber
- parabolic
- reflecting surface
- cylinder
- 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.)
- Pending
Links
Classifications
-
- 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
- H01Q1/087—Extensible roll- up aerials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/288—Satellite antennas
-
- 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
- H01Q19/12—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 wherein the surfaces are concave
Abstract
The invention discloses a kind of rollable spaceborne parabolic-cylinder antennas based on carbon fiber opening thin pipe, using based on carbon fiber opening thin pipe as extending arm, ultrathin carbon fiber works out cloth flexible board as reflecting surface, including extending arm, flexible reflecting surface, reflecting surface attachment device, extending arm pressing device, extending arm constraint and release device, driving device is unfolded, mounting bracket etc., the spaceborne parabolic-cylinder antenna transmitting when reflecting surface together with extending arm, gathering is curled into scroll state, after entering the orbit, first release the pressing device of extending arm, then it is flexed outward under the drive of driving device and inner cylinder, extending arm is together with flexible reflecting surface under the action of natural resiliency deformation energy simultaneously, stressless parabolic cylinder form is gradually launched by rolled state.The present invention achieve the purpose that lightweight, can wind, high storage than, low heat distortion, high surface accuracy, the reliability, applicability and its electrical property of the antenna is effectively guaranteed.
Description
Technical field
The present invention relates to satellite antenna reflecting surface structure mechanism, specially a kind of rolling up based on carbon fiber opening thin pipe
Bent spaceborne parabolic-cylinder antenna.
Background technique
With the development of space technology, space remote sensing technology proposes a kind of large scale, high-precision parabolic-cylinder antenna
Demand, when guaranteeing transmitting height storage than while, realize it is in-orbit is launched into required cylindrical parabolic shape, cooperate linear
The feed battle array and other related electronic devices of arrangement, constitute entire antenna together, realize desired electrical property.To the antenna
When carrying out conceptual design, the main problem faced is that traditional truss-like unfolding mechanism adds the design of wire wire side to be difficult to ensure
High surface accuracy requires the Abseiling device of a set of complexity greatly to be adjusted to some specific panel points, thus real
The purpose of existing shape adjustment, while quality constraint, size envelope constrained are all the technological difficulties in the Antenna Design.
Summary of the invention
For technical problem present on this demand and current design, the object of the present invention is to provide one kind to be based on carbon fiber
The rollable spaceborne parabolic-cylinder antenna of opening thin pipe, using rollable carbon fiber opening thin pipe fitting as it is main stretching, extension and
Support arm works out cloth and the integrally formed rollable front of parabolic cylindricality of reinforcing rib using ultrathin carbon fiber as reflecting surface,
Its surface accuracy is between the solid surface antenna of traditional net-shape antenna and higher precision, to reach lightweight, can wind, high receipts
It receives the purpose of ratio, low heat distortion, high surface accuracy, the reliability, applicability and its electrical property of the antenna is effectively guaranteed.
To achieve the above object, the invention is realized by the following technical scheme:
A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe, including extending arm, flexible reflection
Face, reflecting surface attachment device, extending arm pressing device, extending arm constraint with expansion release device, inner cylinder, expansion driving device and
Mounting bracket；The inner cylinder may be rotatably mounted in the mounting bracket by shaft, and the extending arm is one based on carbon fiber
Opening thin pipe can include two extending arms in left and right from the rod piece of stretching, extension, a subpost surface antenna, the flexibility reflecting surface expansion
When be in the columnar front of parabolic, be mounted on the telescopic arm by reflecting surface attachment device, when transmitting, extending arm is together with flexibility
Reflecting surface winds and passes through the outer rim that extending arm pressing device is pressed in inner cylinder in spiral form；The expansion driving device includes to drive
Dynamic motor and retarder, wherein driving motor is installed on bracket, the output shaft of driving motor by retarder, shaft coupling with it is interior
The shaft end connection of cylinder, for power needed for providing expansion；The extending arm constraint contains with expansion release device answers
Become orderly, the controllable expansion of the extending arm of energy, during the expansion of extending arm, flexible reflecting surface is unfolded with extending arm, shape
At required parabolic cylinder.
Preferably, the flexible reflecting surface be it is a kind of using ultrathin carbon fiber work out cloth and carbon fiber reinforcing rib one at
The columnar front of the parabolic of shape.
Preferably, the mounting bracket is a cube tripod, the centerline of the inner cylinder and the mounting bracket 8
Top is to be arranged concentrically, and the mounting bracket is equipped with the mounting assembly for antenna and satellite platform.
Preferably, carbon fiber thin-wall tube is prepared using parabola shaped required by task, the unstressed shape after self-deploying
State is parabola shaped；The normal direction of plane where parabola, thin-wall tube open up a racetrack perforation at regular intervals
Window, thin-wall tube open section may be regarded as passive flexible hinge, so that opening thin pipe becomes the integrated molding of flexible hinge and connecting rod
Rod piece wind it can along the bending of curve direction of extension；Opening thin pipe is as expansion rear support structure and self-deploys dynamic
Power；Have the characteristics that high lightweight, precision of expansion, expansion gapless, thermal deformation are small, carbon fiber pipe can be shaped to institute as needed
It is required that parabola shaped or other curve shapes.
Preferably, it is designed using polygon inner cylinder outer rim, so that extending arm is good in curling rounding state and inner cylinder compactness,
Conducive to the compression of extending arm when transmitting and antenna array.
Preferably, antenna reflective face use Multilayer ultrathin carbon fiber woven cloth laying, and using three 60 ° it is crisscross plus
The quasi-isotropic design of muscle, while guaranteeing that reflecting surface is rollable, to reinforce entire reflecting surface structure rigidity, design volume
Bent good manufacturability, thermal deformation is small, surface accuracy is high.
Preferably, the extending arm constraint carries out position to extending arm using wirerope-winding mode with expansion release device
Constraint and expansion release help realization orderly controllable expansion.
Due to the technical solution more than using, so that the present invention adds wire compared to traditional truss-like unfolding mechanism
The deployable antenna of cable reflecting surface combination, has the advantages that
Firstly, of the invention is applied to use in rail structure large scale parabolic-cylinder antenna reflecting surface and its process of taking down the exhibits
Main supporting structure after the expansion of carbon fiber thin-wall tube, thin-wall tube open section may be regarded as passive flexible hinge, should as the partially unfolded power
Design has the characteristics that lightweight, precision of expansion are high, flexible hinge is gapless after being unfolded, and carbon fiber thin-wall tube can form as needed
For various continuous linearity curves.
Secondly, of the invention is applied to use in rail structure large scale parabolic column antenna reflective face and its folding-unfolding mechanism
The ultra-thin quasi-isotropic woven fabric laying curve antenna of 60 ° of three direction angle, strain energy is low, flexibility is big, rollable functional,
Thermal deformation is small, and surface accuracy is high.
Third, of the invention is applied to use in rail structure large scale parabolic column antenna reflective face and its folding-unfolding mechanism
Wirerope-winding compresses mode, compresses, and provide the auxiliary power and pressing force of expansion, makes to the extending arm of rolled state
Obtain expansion process orderly, controllably.
4th, of the invention is applied to use in rail structure large scale parabolic column antenna reflective face and its folding-unfolding mechanism
Inner cylinder outer rim polygonal design, conducive to rolled state extending arm and inner cylinder be bonded and compression.
5th, of the invention is applied to setting in rail structure large scale parabolic column antenna reflective face and its process of taking down the exhibits
Shape, surface accuracy and space use environment require after fully considering in-orbit expansion process, expansion during meter, by designing,
Make the rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe have structural mechanism is simple, process of taking down the exhibits is reliable,
The features such as repeatedly expansion consistency is good, makes the invention meet space flight requirement.
Finally, of the invention is applied to designing in rail structure large scale parabolic-cylinder antenna reflecting surface and its folding-unfolding mechanism
Fully considered in the process composite material element processing technology, extending arm and ultrathin flexible front connection, antennal interface installation etc. because
The features such as element makes total mechanism have interface simple, and light weight, expansion process is reliable, easy to operate, and scalability is strong,
Only need to stretching, extension arm section modify, so that it may meet the satellite antenna design requirement of different front shape needs, have compared with
High versatility and economy, has a extensive future.
It proves by analysis, of the invention is applied in rail structure large scale parabolic column antenna reflective face and its machine of taking down the exhibits
Structure principle is correct, have the function of to receive can open up, be launched into it is specific linear etc., and have take down the exhibits process is simple, surface accuracy is high, one
The features such as cause property good, light weight, strong designability, can satisfy the requirement of installing and using of different spacecrafts, with higher logical
With property, have a extensive future.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is that a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe provided by the invention collapses
State signal.
Fig. 2 is the reflecting surface schematic diagram of unfolded state in the embodiment of the present invention.
Fig. 3 is extending arm extended state diagram in the embodiment of the present invention；
In figure: 1- extending arm；2- flexibility reflecting surface；3- reflecting surface attachment device；4- extending arm pressing device；5- extending arm
Constraint and expansion release device；6- inner cylinder；Driving device is unfolded in 7-；8- mounting bracket.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
As shown in Figure 1-Figure 3, the embodiment of the invention provides a kind of based on the rollable spaceborne of carbon fiber opening thin pipe
Parabolic-cylinder antenna, including extending arm 1, flexible reflecting surface 2, reflecting surface attachment device 3, extending arm pressing device 4, extending arm are about
Beam and expansion release device 5, inner cylinder 6, expansion driving device 7 and mounting bracket 8；The inner cylinder may be rotatably mounted at by shaft
In the mounting bracket 8, the extending arm 1 is a rod piece that can be stretched certainly based on carbon fiber opening thin pipe, a subpost face
Antenna includes two extending arms in left and right, and the flexibility reflecting surface 2 is in the columnar front of parabolic when being unfolded, and is connected and is filled by reflecting surface
It sets 3 to be mounted on the telescopic arm 1, when transmitting, extending arm 1 winds in spiral form together with flexible reflecting surface 2 and passes through extending arm
Pressing device 4 is pressed in the outer rim of inner cylinder 6；The expansion driving device 7 includes driving motor and retarder, wherein driving motor
It is installed on 8 on bracket, the output shaft of driving motor is connected by the shaft end of retarder, shaft coupling and inner cylinder 6, for providing exhibition
Open required power；The extending arm constraint is with expansion release device 5 for realizing orderly, the controllable exhibition of the extending arm containing strain energy
It opens, is electrically connected with the driving motor and retarder, during the expansion of extending arm, flexible reflecting surface 2 is with extending arm
Expansion forms required parabolic cylinder.
The flexibility reflecting surface 2 is a kind of throwing integrally formed using ultrathin carbon fiber establishment cloth and carbon fiber reinforcing rib
The columnar front of object.The mounting bracket 8 is a cube tripod, the centerline of the inner cylinder and the mounting bracket 8
Top is to be arranged concentrically, and the mounting bracket 8 is equipped with the mounting assembly for antenna and satellite platform.It is wanted using task
Ask it is parabola shaped prepare carbon fiber thin-wall tube, the unstress state after self-deploying be it is parabola shaped；It is put down where parabola
The normal direction in face, thin-wall tube open up a racetrack perforation window at regular intervals, and thin-wall tube open section may be regarded as passive
Flexible hinge roll over it can along curve direction of extension so that opening thin pipe becomes the integrated molding rod piece of flexible hinge and connecting rod
It is curved and wind；Opening thin pipe is as expansion rear support structure and the power self-deployed；With lightweight, precision of expansion is high, opens up
The small feature of gapless, thermal deformation is opened, carbon fiber pipe can be shaped to required parabola shaped or other curved shapes as needed
Shape.It is designed using polygon inner cylinder outer rim, so that extending arm is good in curling rounding state and inner cylinder compactness, is stretched when conducive to transmitting
The compression of swing arm and antenna array.Antenna reflective face uses Multilayer ultrathin carbon fiber woven cloth laying, and using three 60 ° of intersections
The quasi-isotropic design of direction reinforcement, should to reinforce entire reflecting surface structure rigidity while guaranteeing that reflecting surface is rollable
Design technology is good, thermal deformation is small, surface accuracy is high.The extending arm pressing device 4 uses wirerope-winding mode pair
Extending arm carries out position constraint and expansion release, helps realization orderly controllable expansion.
This specific implementation spaceborne parabolic-cylinder antenna reflecting surface in transmitting is curled into together with extending arm, gathering
Scroll state after entering the orbit, first releases the pressing device of extending arm, then to overhanging under the drive of driving device and inner cylinder
Exhibition, at the same extending arm together with flexible reflecting surface under the action of natural resiliency deformation energy, be gradually launched by rolled state
Stressless parabolic cylinder form.Mounting bracket provides structure installation, power supply and information interface, realizes antenna structure mechanism and defends
The connection of star platform.Extending arm is carried out compressing constraint using collapsible rope and expansion discharges, cable wire used in the design is received
Putting device is having in-orbit successful application case, in the way of restraint and cabling for being characterized in that rope of the design.Specifically
Ground, one section of root for being consolidated in extending arm of cable wire and the junction of extending arm and inner cylinder, in each section of carbon fiber thin-wall tube
Medium position is arranged a cable wire with groove and compresses guide pad, and cable wire passes sequentially through the compression guide pad of each section thin-wall tube simultaneously
After the directive wheel at end outlet, the other end is wrapped on the Scroll of cable wire draw off gear.It is curly in extending arm
Under state, which plays compression effect of contraction to extending arm, and upon deployment, it driven by the motor, can be by winding cable wire
Successively realize the expansion of every section thin-wall tube and overhanging.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (7)
1. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe, which is characterized in that including extending arm
(1), flexible reflecting surface (2), reflecting surface attachment device (3), extending arm pressing device (4), extending arm constraint and expansion release dress
Set (5), inner cylinder (6), expansion driving device (7) and mounting bracket (8)；The inner cylinder may be rotatably mounted at the peace by shaft
It fills on bracket (8), the extending arm (1) is a rod piece that can be stretched certainly based on carbon fiber opening thin pipe, a subpost face day
Line includes two extending arms in left and right, and the flexibility reflecting surface (2) is in the columnar front of parabolic when being unfolded, and is connected and is filled by reflecting surface
It sets (3) to be mounted on the telescopic arm (1), when transmitting, extending arm (1) winds and leads in spiral form together with flexible reflecting surface (2)
Cross the outer rim that extending arm pressing device (4) is pressed in inner cylinder (6)；The expansion driving device (7) includes driving motor and deceleration
Device, wherein driving motor is installed on bracket (8), and the output shaft of driving motor is turned by retarder, shaft coupling and inner cylinder (6)
Required power is unfolded for providing in shaft end connection；The extending arm constraint contains strain energy with expansion release device (5)
Extending arm orderly, controllable expansion, during the expansion of extending arm, flexible reflecting surface (2) is unfolded with extending arm, formed
Required parabolic cylinder.
2. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe as described in claim 1, special
Sign is that the flexibility reflecting surface (2) is a kind of integrally formed using ultrathin carbon fiber establishment cloth and carbon fiber reinforcing rib
The columnar front of parabolic.
3. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe as described in claim 1, special
Sign is that the mounting bracket (8) is a cube tripod, the top of the centerline of the inner cylinder and the mounting bracket (8)
End is is arranged concentrically, and the mounting bracket (8) is equipped with the mounting assembly for antenna and satellite platform installation.
4. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe as described in claim 1, special
Sign is, prepares carbon fiber thin-wall tube using parabola shaped required by task, and the unstress state after self-deploying is parabolic
It is linear；The normal direction of plane where parabola, thin-wall tube open up a racetrack perforation window, thin-walled at regular intervals
Tube opening section may be regarded as passive flexible hinge, so that opening thin pipe becomes the integrated molding rod piece of flexible hinge and connecting rod, make it
It can be wound along the bending of curve direction of extension；Opening thin pipe is as expansion rear support structure and the power self-deployed.
5. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe as described in claim 1, special
Sign is, is designed using polygon inner cylinder outer rim, so that extending arm is good in curling rounding state and inner cylinder compactness, is conducive to transmitting
When extending arm and antenna array compression.
6. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe as described in claim 1, special
Sign is that antenna reflective face uses Multilayer ultrathin carbon fiber woven cloth laying, and each using the standard of three 60 ° of crisscross reinforcements
It is designed to the same sex.
7. a kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe as described in claim 1, special
Sign is that the extending arm constraint carries out position constraint to extending arm using wirerope-winding mode with expansion release device (5)
It is discharged with expansion, helps realization orderly controllable expansion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910244897.5A CN110120596A (en) | 2019-03-28 | 2019-03-28 | A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910244897.5A CN110120596A (en) | 2019-03-28 | 2019-03-28 | A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110120596A true CN110120596A (en) | 2019-08-13 |
Family
ID=67520700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910244897.5A Pending CN110120596A (en) | 2019-03-28 | 2019-03-28 | A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110120596A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828972A (en) * | 2019-11-15 | 2020-02-21 | 北京理工大学 | Deformable and reconfigurable ground antenna connecting part |
| CN113904092A (en) * | 2021-10-08 | 2022-01-07 | 中国空间技术研究院 | Self-compaction formula film antenna deployment mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160649A3 (en) * | 2010-06-24 | 2013-03-21 | Mohamed Saed Abdelazez Sanad Elgendy | A low wind load lightweight foldable / deployable base station antenna for mobile tv, wimax, cdma and gsm |
| CN103872423A (en) * | 2014-03-28 | 2014-06-18 | 哈尔滨工业大学 | Curling folding and charging unfolded structure of parabolic cylinder antenna capable of being unfolded in inflation state |
| CN104064849A (en) * | 2014-07-10 | 2014-09-24 | 哈尔滨工业大学 | Downward pull type unfolding and shaping mechanism for reflecting surface of inflatable unfolding type parabolic cylinder antenna |
| CN106450791A (en) * | 2016-11-23 | 2017-02-22 | 上海卫星工程研究所 | Large-size spatial parabolic cylinder-shaped reelable metal surface antenna reflection surface structure |
| CN106672270A (en) * | 2016-11-16 | 2017-05-17 | 上海卫星工程研究所 | Lightweight storage barrel for spatial reelable and deployable structure |
| CN107768796A (en) * | 2017-09-25 | 2018-03-06 | 上海卫星工程研究所 | The deployable spaceborne parabola antenna of petal type |
-
2019
- 2019-03-28 CN CN201910244897.5A patent/CN110120596A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160649A3 (en) * | 2010-06-24 | 2013-03-21 | Mohamed Saed Abdelazez Sanad Elgendy | A low wind load lightweight foldable / deployable base station antenna for mobile tv, wimax, cdma and gsm |
| CN103872423A (en) * | 2014-03-28 | 2014-06-18 | 哈尔滨工业大学 | Curling folding and charging unfolded structure of parabolic cylinder antenna capable of being unfolded in inflation state |
| CN104064849A (en) * | 2014-07-10 | 2014-09-24 | 哈尔滨工业大学 | Downward pull type unfolding and shaping mechanism for reflecting surface of inflatable unfolding type parabolic cylinder antenna |
| CN106672270A (en) * | 2016-11-16 | 2017-05-17 | 上海卫星工程研究所 | Lightweight storage barrel for spatial reelable and deployable structure |
| CN106450791A (en) * | 2016-11-23 | 2017-02-22 | 上海卫星工程研究所 | Large-size spatial parabolic cylinder-shaped reelable metal surface antenna reflection surface structure |
| CN107768796A (en) * | 2017-09-25 | 2018-03-06 | 上海卫星工程研究所 | The deployable spaceborne parabola antenna of petal type |
Non-Patent Citations (2)
| Title |
|---|
| YAO XUE FENG等: "Design theory and dynamic mechanical characterization of the deployable composite tube hinge", 《SCIENCE CHINA PHYSICS, MECHANICS & ASTRONOMY》 * |
| 陈夜等: "星载柔性可卷天线固有频率提升方法研究", 《航天器工程》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828972A (en) * | 2019-11-15 | 2020-02-21 | 北京理工大学 | Deformable and reconfigurable ground antenna connecting part |
| CN113904092A (en) * | 2021-10-08 | 2022-01-07 | 中国空间技术研究院 | Self-compaction formula film antenna deployment mechanism |
| CN113904092B (en) * | 2021-10-08 | 2022-04-22 | 中国空间技术研究院 | Self-compaction formula film antenna deployment mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8393581B2 (en) | Collapsible structures | |
| US6345482B1 (en) | Open-lattice, foldable, self-deployable structure | |
| EP3044828B1 (en) | Antenna assembly and related methods | |
| US6343442B1 (en) | Flattenable foldable boom hinge | |
| US3541569A (en) | Expandable parabolic reflector | |
| JP2000031729A (en) | Expandable inexpensive reflector | |
| US3477662A (en) | Pneumatic tube deployment means,and solar cell therewith | |
| Pellegrino | Deployable structures in engineering | |
| CN104009278A (en) | Modularized space parabolic cylinder antenna folding and unfolding mechanism | |
| CN110120596A (en) | A kind of rollable spaceborne parabolic-cylinder antenna based on carbon fiber opening thin pipe | |
| US9975652B2 (en) | Boxed unwindable solar generator | |
| US6624796B1 (en) | Semi-rigid bendable reflecting structure | |
| US20040194397A1 (en) | Elongated truss boom structures for space applications | |
| WO2011006506A1 (en) | Foldable frame supporting electromagnetic radiation collectors | |
| US3277479A (en) | Passive communications satellite | |
| CN106809407B (en) | On-orbit flexible solar cell array unfolding device for spacecraft | |
| CN112768952A (en) | Spaceborne cassegrain umbrella type mesh SAR antenna | |
| US6888513B1 (en) | Method and apparatus for storage and deployment of folded panel structures | |
| CN103441322A (en) | Extendable tower-shaped satellite antenna framework structure | |
| CN113540816A (en) | Satellite-borne flexible composite material shell surface deployable antenna device | |
| CN106864772A (en) | The many bar parallel connection formula space development mechanisms of spacecraft prestress thin wall taper | |
| EP3945635B1 (en) | Dual boom deployable parabolic trough reflectors | |
| US20230399847A1 (en) | Light Weight, Low Stowed Volume, Space Deployable Batten-less Truss | |
| RU2101811C1 (en) | Large-size space collapsible reflector | |
| RU2350519C1 (en) | Space vehicle deployable bulky reflector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190813 |