CN110120575A - A kind of deployable parabolic-cylinder antenna based on hinged rib structure - Google Patents
A kind of deployable parabolic-cylinder antenna based on hinged rib structure Download PDFInfo
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- CN110120575A CN110120575A CN201910391180.3A CN201910391180A CN110120575A CN 110120575 A CN110120575 A CN 110120575A CN 201910391180 A CN201910391180 A CN 201910391180A CN 110120575 A CN110120575 A CN 110120575A
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- movable connecting
- connecting rod
- parabolic
- hinged rib
- longitudinal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H21/00—Gearings comprising primarily only links or levers, with or without slides
- F16H21/46—Gearings comprising primarily only links or levers, with or without slides with movements in three dimensions
- F16H21/54—Gearings comprising primarily only links or levers, with or without slides with movements in three dimensions for conveying or interconverting oscillating or reciprocating motions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
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- 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
- H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
- H01Q15/161—Collapsible reflectors
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The invention belongs to satellite antenna technical fields, especially a kind of deployable parabolic-cylinder antenna based on hinged rib structure, it is characterized in that: including horizontal spreading mechanism, longitudinally connected mechanism, wire side supporting cables and wire mesh, longitudinally connected mechanism constitutes the skeleton of parabolic-cylinder antenna for connecting horizontal spreading mechanism together with horizontal spreading mechanism；Wire side supporting cables are staggered to be arranged on horizontal spreading mechanism and longitudinally connected mechanism, forms required cylindrical parabolic shape with wire mesh；Wire mesh is fixed in wire side supporting cables, wire side supporting cables support wire Wang Shi horizontal spreading mechanism forms parabolic shape, synchronous slider slide downward drives hinged rib expansion unit drops down synchronous with hinged rib connection unit, so that parabolic-cylinder antenna be driven to be unfolded；Conversely, synchronous slider upward sliding, drives the upward expansion synchronous with hinged rib connection unit of hinged rib expansion unit, so that parabolic-cylinder antenna be driven to collapse.It can be applied to aerial target search and resource detection.
Description
Technical field
The invention belongs to satellite antenna technical field, especially a kind of deployable parabolic cylinder day based on hinged rib structure
Line can be applied to aerial target search and resource detection.
Background technique
With the fast development of the communication technology, space science and earth observation technology, the application of large aperture antenna is needed
Asking becomes further urgent.The high gain that has due to parabolic-cylinder antenna, high directivity, convenient for light beam automatically scanning the features such as,
It is widely used in various electronic reconnaissances, telecommunication, deep space exploration, measurement earth rainfall, earth resource observation and orbiting relay
In all kinds of space missions such as communication.Due to being limited by delivery vehicle dome space, antenna must have folding and expanding performance,
Therefore heavy caliber deployable antenna becomes the optimal selection of space antenna.
Traditional parabolic-cylinder antenna is made of metal or the paraboloidal reflecting surface of metallization, by support member
It supports, structure overall dimensions are larger with quality, cannot achieve enlargement and lightweight.It is anti-using the parabolic cylinder of expanded form
Reflector antenna is mostly gas-filled unfolded or framework wire side formula.Wherein, Inflatable antenna by inflating expanded at parabolic-cylinder antenna,
Although reducing storage volume and quality, it is high that precision is often not so good as net-shape antenna precision, and there is also certain to ask for stability
Topic.And framework wire side formula antenna although precision with higher, but since its module is more, cause antenna surface density larger, receives
It receives smaller.
Summary of the invention
The object of the present invention is to provide a kind of good manufacturabilities, are able to achieve enlargement and lightweight, shape face essence with higher
Degree and the lesser deployable parabolic-cylinder antenna based on hinged rib structure for collapsing volume and surface density.
The technical scheme is that a kind of deployable parabolic-cylinder antenna based on hinged rib structure of, it is characterized in that:
Including horizontal spreading mechanism, longitudinally connected mechanism, wire side supporting cables and wire mesh, longitudinally connected mechanism is for connecting transverse direction
Unfolding mechanism, and constitute together with horizontal spreading mechanism the skeleton of parabolic-cylinder antenna；Wire side supporting cables are staggered to be arranged in cross
To on unfolding mechanism and longitudinally connected mechanism, required cylindrical parabolic shape is formed with wire mesh；Wire mesh is fixed on
In wire side supporting cables, wire side supporting cables support wire Wang Shi horizontal spreading mechanism forms parabolic shape, and synchronous slider is downward
Sliding drives hinged rib expansion unit drops down synchronous with hinged rib connection unit, so that parabolic-cylinder antenna be driven to be unfolded；
Conversely, synchronous slider upward sliding, drives the upward expansion synchronous with hinged rib connection unit of hinged rib expansion unit, to drive
Parabolic-cylinder antenna collapses.
The horizontal spreading mechanism includes that unit is unfolded in 5 groups of hinged ribs, and hinged rib expansion unit is using center-pole as axis
Symmetrical structure.
The described hinged rib expansion unit include: center-pole, synchronous slider, five-way connector, 2 first support bars in left and right,
22 second support bars in left and right, 2 the first movable connecting rods in left and right, left and right the second movable connecting rods, synchronous slider are socketed in center
In the middle part of bar, five-way connector is connected to center-pole bottom；The structure of five-way connector, including front, rear, left and right and transition joint, wherein
Left connector is connected with right connector is separately connected the non-rod ends of the different layer of third, and the non-rod ends of the different layer of left and right third connect respectively
The second movable connecting rod of left and right first support bar and left and right is connect, the second movable connecting rod other end of left and right connects with synchronous slider both ends respectively
It connects；It is separated among 2 the second movable connecting rods in left and right by the second different non-rod ends of layer, the non-rod ends difference of the different layer in left and right second
The first movable connecting rod of connection left and right, the first movable connecting rod of left and right is parallel with 2 first support bars in left and right, the support of left and right 2 first
Bar passes through the non-rod ends of same layer respectively and connects second support bar using pin shaft；2 first support bars in left and right pass through same layer respectively
Non- rod ends connect the first movable connecting rod other end using pin shaft and connect second support bar by the first different non-rod ends of layer
One top.
The longitudinally connected mechanism has 4 groups, and every group of longitudinally connected mechanism is made of two hinged rib connection unit connections,
The hinged rib connection unit of described two is symmetrical structure, comprising: longitudinal first same layer rod end articulated joint and longitudinal second same layer
Rod end articulated joint, longitudinal first movable connecting rod in left and right, the longitudinal third movable connecting rod of longitudinal second movable connecting rod in left and right and left and right, a left side
Right support bar and 4 articulated joints connect and compose；In the longitudinal third movable connecting rod of longitudinal first same layer rod end articulated joint and left and right
Portion's connection；Longitudinal second same layer rod end articulated joint is connect with left and right longitudinal third movable connecting rod end, makes the longitudinal third fortune in left and right
Dynamic connecting rod forms triangle；It is longitudinal that the longitudinal third movable connecting rod other end in left and right passes through different layer non-rod ends connection left and right respectively
Second movable connecting rod；The second movable connecting rod other end passes through in longitudinal first movable connecting rod in same layer non-rod ends connection left and right
Portion, longitudinal first same layer rod end articulated joint connect left and right sidesing post simultaneously, and left and right sidesing post passes through the non-rod ends connection of different layer
The longitudinal first movable connecting rod end in connection left and right, longitudinal second movable connecting rod of left and right sidesing post and left and right form parallel construction.
The synchronous slider band there are four jointing, the left side jointing of synchronous slider, right side jointing with
Hinged rib expansion unit in horizontal spreading mechanism is connected by different layer rod ends using pin shaft；The front side of synchronous slider connects
Hinged rib connection unit in connector, right side jointing and longitudinally connected mechanism is connected by different layer rod ends using pin shaft
It connects；Synchronous slider does linear slide along center-pole, under the action of driving source, completes the expansion of antenna.
The five-way connector uses integral structure, and the upside contact of five-way connector is connect with center-pole using axis hole；Five
Unit is unfolded with the hinged rib in horizontal spreading mechanism to the left node of connector, right side node to use by same layer rod ends
Pin shaft connection；Front side node, the rear side node of five-way connector are unfolded unit with the hinged rib in longitudinally connected mechanism and pass through same layer
Rod ends are connected using pin shaft.
The wire side supporting cables: it including horizontal rope, indulges rope and vertically adjusts rope, wire side supporting cables are used to form parabolic cylinder
Shape support wire mesh；There is quarter butt at the both ends of each hinged rib expansion unit, aperture is provided at quarter butt, so that flexible cable is worn
It crosses, quarter butt is fixedly connected with horizontal rope and vertical rope；Every vertical rope is connected to corresponding flexible cable connection on adjacent hinge rib expansion unit
Between point；Every vertical adjustment rope is connected between hinged rib expansion unit and horizontal rope, for guaranteeing paraboloidal basic configuration.
Mesh parabolic cylinder antenna of the invention utilizes hinged rib knot using the structure type being unfolded simultaneously in both directions
Structure and synchronous slider, to realize that antenna has biggish expansion bore.
Beneficial effects of the present invention: the invention has the following advantages over the prior art:
1. the present invention is using hinged rib unit, it can be achieved that the gathering of both direction is unfolded, compared to the throwing by metal or metallization
Parabolic reflector and framework type wire side antenna have lesser storage volume and quality.
2. there is the present invention adjustment Suo Gongneng wire side can be made to be maintained at comparatively ideal position by the adjusting to flexible cable
It sets.Simultaneously by the quarter butt on hinged rib unit, the higher paraboloid of precision can be formed and kept, compared to inflation
The paraboloid of formation has higher precision.
Detailed description of the invention
With reference to the accompanying drawing, the invention will be further described:
Fig. 1 is whole deployed configuration schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of the horizontal spreading mechanism in the present invention；
Fig. 3 is the structural schematic diagram of the hinged rib expansion unit in the present invention；
Fig. 4 is the structural schematic diagram of the horizontal spreading mechanism in the present invention；
Fig. 5 is the synchronous slider connection relationship diagram in the present invention；
Fig. 6 is the five-way connector connection relationship diagram in the present invention；
Fig. 7 is the structural schematic diagram of all kinds of connectors in the present invention；
Fig. 8 is the wire side supporting cables structural schematic diagram in the present invention；
Fig. 9 is that the parabolic-cylinder antenna in the present invention collapses structural schematic diagram.
In figure, 1, horizontal spreading mechanism；2, longitudinally connected mechanism；3, wire side supporting cables；4, wire mesh.
Specific embodiment
Referring to Fig.1, a kind of deployable parabolic-cylinder antenna based on hinged rib structure, including horizontal spreading mechanism 1, longitudinal direction
Bindiny mechanism 2, wire side supporting cables 3 and wire mesh 4, longitudinally connected mechanism 2 for connecting horizontal spreading mechanism 1, and with cross
Constitute the skeleton of parabolic-cylinder antenna together to unfolding mechanism 1；Wire side supporting cables 3 are staggered to be arranged in 1 He of horizontal spreading mechanism
On longitudinally connected mechanism 2, required cylindrical parabolic shape is formed with wire mesh 4；Wire mesh 4 is fixed on wire side supporting cables
On 3,3 support wire net 4 of wire side supporting cables makes horizontal spreading mechanism 1 form parabolic shape.
Referring to shown in Fig. 2, Fig. 3 and Fig. 8, horizontal spreading mechanism 1 includes that 5 groups of hinged rib expansion unit 11(are shown in Fig. 8), hingedly
Rib expansion unit 11 is the symmetrical structure with center-pole 12 for axis.
Referring to Fig. 2, Fig. 3, each hinged rib expansion unit 11 includes: center-pole 12, synchronous slider 13, five-way connector 14, a left side
Right 2 first support bars 111,2 second support bars 112 in left and right, 2 the first movable connecting rods 113 in left and right, the fortune of left and right 2 second
Dynamic connecting rod 114, synchronous slider 13 are socketed in 12 middle part of center-pole, and five-way connector 14 is connected to 12 bottom of center-pole；Five-way connector
14 structure is as shown in fig. 6, include front, rear, left and right and transition joint, wherein left connector connects with right connector and is separately connected one
A non-rod ends 1154 of the different layer of third, the non-rod ends 1154 of the different layer of left and right third are separately connected left and right first support bar 111
With the second movable connecting rod 114 of left and right, left and right 114 other end of the second movable connecting rod is connect with 13 both ends of synchronous slider respectively；Left and right 2
It is separated among a second movable connecting rod 114 by the second different non-rod ends 1153 of layer, the second different non-rod ends 1153 of layer of left and right
It is separately connected the first movable connecting rod 113 of left and right, the first movable connecting rod 113 of left and right is parallel with 2 first support bars 111 in left and right, left
Right 2 first support bars 111 connect second support bar 112 using pin shaft by the non-rod ends 1151 of same layer respectively；Left and right 2
First support bar 111 connects 113 other end of the first movable connecting rod using pin shaft by the non-rod ends 1151 of same layer respectively and passes through
The first different non-rod ends 1152 of layer connect 112 1 tops of second support bar.
Referring to shown in Fig. 4, longitudinally connected mechanism 2 has 4 groups, and every group of longitudinally connected mechanism 2 is by two hinged rib connection units
21 connection compositions, described two hinged rib connection units 21 are symmetrical structure, comprising: longitudinal first same layer rod end articulated joint
221 and longitudinal second same layer rod end articulated joint 222, longitudinal first movable connecting rod 212 in left and right, longitudinal second movable connecting rod in left and right
213 and the longitudinal third movable connecting rod 214 in left and right, left and right sidesing post 211 and 4 articulated joints 215 connect and compose；Longitudinal first is same
It is connected in the middle part of layer rod end articulated joint 221 and the longitudinal third movable connecting rod 214 in left and right；Longitudinal second same layer rod end articulated joint 222 with
The longitudinal 214 end connection of third movable connecting rod in left and right, makes the longitudinal third movable connecting rod 214 in left and right form triangle；Left and right is longitudinal
214 other end of third movable connecting rod passes through longitudinal second movable connecting rod 213 in different layer non-rod ends connection left and right respectively；Second fortune
Middle part of dynamic 213 other end of connecting rod by longitudinal first movable connecting rod 212 of non-rod ends of same layer or so, longitudinal first same layer bar
End articulated joint 221 connects left and right sidesing post 211 simultaneously, and left and right sidesing post 211 passes through the non-rod ends connection connection left and right of different layer
212 end of longitudinal first movable connecting rod, longitudinal second movable connecting rod 213 of left and right sidesing post 211 and left and right form parallel construction.
Hinged rib expansion unit 21 is a synchronous four-bar mechanism, guarantees moving synchronously for entire mechanism.
Referring to Figure 5, each synchronous slider 13 is with there are four jointing, the left side jointings of synchronous slider 13
131, the hinged rib expansion unit 11 in right side jointing 132 and horizontal spreading mechanism 1 uses pin by different layer rod ends
Axis connection；Front side jointing 133, the right side jointing 134 of synchronous slider 13 connect with the hinged rib in longitudinally connected mechanism 2
Order member 21 is connected by different layer rod ends using pin shaft；Synchronous slider 13 does linear slide along center-pole 12, in driving source
Under the action of, complete the expansion of antenna.
Referring to shown in Fig. 6, the five-way connector 14 uses integral structure, and the upside contact 141 of five-way connector 14 is in
Core bar 12 is connected using axis hole；The left node 142 of five-way connector 14, right side node 143 with it is hinged in horizontal spreading mechanism 1
Rib is unfolded unit 11 and is connected by same layer rod ends using pin shaft；Front side node 142, the rear side node 143 of five-way connector 14
It is connect by same layer rod ends using pin shaft with the hinged rib expansion unit 21 in longitudinally connected mechanism 2.
Fig. 7 is the structural schematic diagram of all kinds of connectors, comprising: Fig. 7 (a) same layer rod end articulated joint, Fig. 7 (b) can position same layer
Rod end articulated joint, the non-rod end articulated joint of Fig. 7 (c) same layer, the non-rod end articulated joint of the different layer of Fig. 7 (d), the different layer rod end of Fig. 7 (e) are hinged
Head.
Referring to shown in Fig. 8, wire side supporting cables 3: used including horizontal rope 31, vertical rope 32 and vertical adjustment rope 33, wire side supporting cables 3
In formation cylindrical parabolic shape support wire net 4；There is quarter butt at the both ends of each hinged rib expansion unit 11, is opened at quarter butt
There is aperture, so that flexible cable passes through, quarter butt is fixedly connected with horizontal rope 31 and vertical rope 32；Every vertical rope 32 is connected to adjacent hinge rib exhibition
It opens on unit 11 between corresponding flexible cable tie point；Every vertical adjustment rope 33 is connected to hinged rib expansion unit 11 and horizontal rope 31
Between, for guaranteeing paraboloidal basic configuration.
Referring to shown in Fig. 9,13 slide downward of synchronous slider drives hinged rib expansion unit 11 and hinged rib connection unit 21
Synchronous drops down, so that parabolic-cylinder antenna be driven to be unfolded；Conversely, 13 upward sliding of synchronous slider, drives hinged rib to be unfolded
The upward expansion synchronous with hinged rib connection unit 21 of unit 11, so that parabolic-cylinder antenna be driven to collapse.
Mesh parabolic cylinder antenna of the invention utilizes hinged rib knot using the structure type being unfolded simultaneously in both directions
Structure and synchronous slider, to realize that antenna has biggish expansion bore.
Claims (7)
1. a kind of deployable parabolic-cylinder antenna based on hinged rib structure, it is characterized in that: including horizontal spreading mechanism (1), vertical
To bindiny mechanism (2), wire side supporting cables (3) and wire mesh (4), longitudinally connected mechanism (2) is for connecting horizontal spreading machine
Structure (1), and the skeleton of parabolic-cylinder antenna is constituted with horizontal spreading mechanism (1) together；The staggered setting of wire side supporting cables (3) exists
Cylindrical parabolic shape on horizontal spreading mechanism (1) and longitudinally connected mechanism (2), needed for being formed with wire mesh (4)；Metal
Silk screen (4) is fixed on wire side supporting cables (3), and wire side supporting cables (3) support wire net (4) makes horizontal spreading mechanism (1) shape
At parabolic shape, synchronous slider (13) slide downward drives hinged rib expansion unit (11) and hinged rib connection unit (21)
Synchronous drops down, so that parabolic-cylinder antenna be driven to be unfolded；Conversely, synchronous slider (13) upward sliding, drives hinged rib exhibition
Unit (11) upward expansion synchronous with hinged rib connection unit (21) is opened, so that parabolic-cylinder antenna be driven to collapse.
2. a kind of deployable parabolic-cylinder antenna based on hinged rib structure according to claim 1, it is characterized in that: described
Horizontal spreading mechanism (1) include 5 groups of hinged ribs expansion unit (11), hinged rib expansion unit (11) is to be with center-pole (12)
The symmetrical structure of axis.
3. a kind of deployable parabolic-cylinder antenna based on hinged rib structure according to claim 1, it is characterized in that: described
Hinged rib expansion unit (11) include: center-pole (12), synchronous slider (13), five-way connector (14), left and right 2 first support
2 bar (111), 2 second support bars (112) in left and right, 2 the first movable connecting rods (113) in left and right, left and right the second movable connecting rods
(114), synchronous slider (13) is socketed in the middle part of center-pole (12), and five-way connector (14) is connected to center-pole (12) bottom；Five-way
The structure of connector (14), including front, rear, left and right and transition joint, wherein left connector is connected with right connector is separately connected one
The three different non-rod ends of layer (1154), the non-rod ends of the different layer of left and right third (1154) are separately connected left and right first support bar
(111) and left and right the second movable connecting rod (114), left and right the second movable connecting rod (114) other end respectively with synchronous slider (13) two
End connection；It is separated among the second movable connecting rod (114) of left and right 2 by the second different non-rod ends of layer (1153), left and right second is different
The non-rod ends (1153) of layer is separately connected left and right the first movable connecting rod (113), left and right the first movable connecting rod (113) and left and right 2
In parallel, 2 first support bars (111) in left and right are used by the non-rod ends of same layer (1151) a first support bar (111) respectively
Pin shaft connects second support bar (112)；2 first support bars (111) in left and right are adopted by the non-rod ends of same layer (1151) respectively
Second support bar is connected by the first different non-rod ends of layer (1152) with pin shaft connection the first movable connecting rod (113) other end
(112) tops.
4. a kind of deployable parabolic-cylinder antenna based on hinged rib structure according to claim 1, it is characterized in that: described
Longitudinally connected mechanism (2) have 4 groups, every group of longitudinally connected mechanism (2) is made of two hinged rib connection units (21) connections, institute
The hinged rib connection unit (21) of two stated is symmetrical structure, comprising: longitudinal first same layer rod end articulated joint (221) and longitudinally the
Two same layer rod end articulated joints (222), longitudinal first movable connecting rod (212) in left and right, longitudinal second movable connecting rod (213) in left and right and a left side
Right longitudinal direction third movable connecting rod (214), left and right sidesing post (211) and 4 articulated joints (215) connect and compose；Longitudinal first is same
It is connect in the middle part of layer rod end articulated joint (221) and the longitudinal third movable connecting rod (214) in left and right；Longitudinal second same layer rod end articulated joint
(222) it is connect with longitudinal third movable connecting rod (214) end in left and right, the longitudinal third movable connecting rod (214) in left and right is made to form triangle
Shape；Longitudinal third movable connecting rod (214) other end in left and right passes through different layer non-rod ends connection left and right longitudinal second respectively and moves
Connecting rod (213)；Second movable connecting rod (213) other end passes through longitudinal first movable connecting rod in same layer non-rod ends connection left and right
(212) middle part, longitudinal first same layer rod end articulated joint (221) connect left and right sidesing post (211), left and right sidesing post simultaneously
(211) pass through non-longitudinal first movable connecting rod (212) end in rod ends connection connection left and right of different layer, left and right sidesing post (211)
Parallel construction is formed with longitudinal second movable connecting rod (213) in left and right.
5. a kind of deployable parabolic-cylinder antenna based on hinged rib structure according to claim 1, it is characterized in that: described
Synchronous slider (13) band there are four jointing, left side jointing (131), the right side jointing of synchronous slider (13)
(132) it is connect by different layer rod ends using pin shaft with hinged rib expansion unit (11) in horizontal spreading mechanism (1)；It is synchronous
Front side jointing (133), the right side jointing (134) of sliding block (13) are connect with the hinged rib in longitudinally connected mechanism (2)
Unit (21) is connected by different layer rod ends using pin shaft；Synchronous slider (13) does linear slide along center-pole (12), is driving
Under the action of dynamic source, the expansion of antenna is completed.
6. a kind of deployable parabolic-cylinder antenna based on hinged rib structure according to claim 3, it is characterized in that: described
Five-way connector (14) use integral structure, the upside contact (141) of five-way connector (14) and center-pole (12) are using axis hole company
It connects；The left node (142) of five-way connector (14), right side node (143) are unfolded single with the hinged rib in horizontal spreading mechanism (1)
First (11) are connected by same layer rod ends using pin shaft；Front side node (142), the rear side node (143) of five-way connector (14)
It is connect by same layer rod ends using pin shaft with hinged rib expansion unit (21) in longitudinally connected mechanism (2).
7. a kind of deployable parabolic-cylinder antenna based on hinged rib structure according to claim 1, it is characterized in that: described
Wire side supporting cables (3): including horizontal rope (31), vertical rope (32) and vertically adjust rope (33), wire side supporting cables (3) are used to form throwing
Object cylindrical shape support wire net (4)；There is quarter butt at the both ends of each hinged rib expansion unit (11), is provided at quarter butt small
Hole, so that flexible cable passes through, quarter butt is fixedly connected with horizontal rope (31) and vertical rope (32)；Every vertical rope (32) is connected to adjacent hinge rib
It is unfolded on unit (11) between corresponding flexible cable tie point；Every vertical adjustment rope (33) is connected to hinged rib expansion unit (11)
Between horizontal rope (31), for guaranteeing paraboloidal basic configuration.
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| CN201910391180.3A CN110120575B (en) | 2019-05-11 | 2019-05-11 | Expandable parabolic cylinder antenna based on hinged rib structure |
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| CN201910391180.3A CN110120575B (en) | 2019-05-11 | 2019-05-11 | Expandable parabolic cylinder antenna based on hinged rib structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129691A (en) * | 2020-01-09 | 2020-05-08 | 西安电子科技大学 | Expandable mesh parabolic cylinder antenna based on tension film |
| CN111430876A (en) * | 2020-04-16 | 2020-07-17 | 安徽大学 | Multi-superelastic hinge parabolic cylinder antenna deployable mechanism |
| CN112713379A (en) * | 2020-12-08 | 2021-04-27 | 西安电子科技大学 | Deployable antenna adopting Y-shaped rib cable net parabolic cylinder, control method and application |
| CN114171883A (en) * | 2021-11-02 | 2022-03-11 | 西安电子科技大学 | Parabolic cylinder deployable antenna system, control method and application |
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| CN111129691A (en) * | 2020-01-09 | 2020-05-08 | 西安电子科技大学 | Expandable mesh parabolic cylinder antenna based on tension film |
| CN111430876A (en) * | 2020-04-16 | 2020-07-17 | 安徽大学 | Multi-superelastic hinge parabolic cylinder antenna deployable mechanism |
| CN112713379A (en) * | 2020-12-08 | 2021-04-27 | 西安电子科技大学 | Deployable antenna adopting Y-shaped rib cable net parabolic cylinder, control method and application |
| CN112713379B (en) * | 2020-12-08 | 2021-11-12 | 西安电子科技大学 | Deployable antenna adopting Y-shaped rib cable net parabolic cylinder, control method and application |
| CN114171883A (en) * | 2021-11-02 | 2022-03-11 | 西安电子科技大学 | Parabolic cylinder deployable antenna system, control method and application |
| CN114171883B (en) * | 2021-11-02 | 2022-12-06 | 西安电子科技大学 | Parabolic cylinder deployable antenna system, control method and application |
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