CN102904001A - Foldable and expandable module and curved-surface truss antenna supporting mechanism using same - Google Patents
Foldable and expandable module and curved-surface truss antenna supporting mechanism using same Download PDFInfo
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- CN102904001A CN102904001A CN2012104175792A CN201210417579A CN102904001A CN 102904001 A CN102904001 A CN 102904001A CN 2012104175792 A CN2012104175792 A CN 2012104175792A CN 201210417579 A CN201210417579 A CN 201210417579A CN 102904001 A CN102904001 A CN 102904001A
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Abstract
The invention relates to a foldable and expandable module and a curved-surface truss antenna supporting mechanism using the same. The purpose of the invention is to solve the problems of the current antenna supporting mechanism that the processing, manufacturing, assembling and precision regulation period is long, the weight is large, and the expansion reliability is poor. An upper substrate and a lower substrate of the foldable and expandable module are sequentially arranged from top to bottom, and a central rod is arranged on the upper substrate and the lower substrate in a penetrating mode. A first driving element is sheathed on the central rod between the upper substrate and the lower substrate, and a sliding block is sheathed on the central rod between the upper substrate and the first driving element. A plurality of foldable and expandable rib units are rotatably arranged on the upper substrate and the lower substrate in an annular array. A plurality of foldable and expandable modules are arranged on the outer edges of the foldable and expandable rib units of a central module, and the number of the modules is sequentially and gradually increased by degrees. The foldable and expandable module is suitable for the supporting truss mechanism of a foldable and expandable antenna in the field of aerospace engineering.
Description
Technical field
The present invention relates to a kind of curved surface truss antenna supporting mechanism, be specifically related to a kind of telescopic module and adopt the curved surface truss antenna supporting mechanism of this telescopic module.
Background technology
Along with making rapid progress of science and technology, in satellite communication, earth observation, global location, the Disciplinary Frontiers such as universe exploration, for the heavy caliber that can be transmitted into the outer space, the demand of high-precision antenna is more and more urgent, meanwhile, because the limited mounting space of present vehicle equipment, the volume of requirement antenna in emission process is little so have to, it is light that weight is wanted, for solving this contradiction, can develop and have height and take in rate, possess again the key technology that high reliability and high-precision Large deployable antenna have become space industry in the world wide simultaneously.The deployable antenna development so far, its version is varied, if the type according to its reflecting surface is classified, it mainly can be divided into three major types: gas-filled type deployable antenna, solid reflecting surface deployable antenna, wire netting reflecting surface deployable antenna, the wire netting reflecting surface deployable antenna that wherein is comprised of deployable supporting mechanism and metallic reflection net is taken in the advantages such as rate, lightweight, expansibility be strong because it has height, is most widely used in space industry.Antenna supporting mechanism is the agent structure of wire netting reflecting surface deployable antenna, and existing antenna supporting mechanism exists processing, manufacturing, assembling and precision regulating cycle long, and weight is large, launches the problem of poor reliability.
Summary of the invention
The objective of the invention is to exist processing, manufacturing, assembling and precision regulating cycle long in order to solve existing antenna supporting mechanism, weight is large, launch the problem of poor reliability, and then a kind of telescopic module is provided and adopts the curved surface truss antenna supporting mechanism of this telescopic module.
Technical scheme of the present invention is: a kind of telescopic module, it comprises top base, bottom base, center pole, the first driving element, slide block, two skew cables and a plurality of telescopic ribs unit, top base and bottom base are the pedestal with a plurality of the first projections, and all have first groove on each first projection, top base and bottom base from top to bottom set gradually, and the first groove location of top base and the first groove location of bottom base are corresponding on above-below direction, center pole is located on top base and the bottom base, the first driving element is sleeved on the center pole between top base and the bottom base, slide block is the slide block with a plurality of the second projections, each second projection is provided with second groove, slide block set is contained on the center pole between top base and the first driving element, a plurality of telescopic ribs unit rotatably is arranged in the first groove of top base and bottom base in the mode of annular array, described each telescopic rib unit includes top boom, lower boom, outer bar, diagonal web member, upper support bar, lower support bar and the second driving element, top boom and lower boom rotatably are arranged in the first groove of top base and bottom base successively, the end of top boom and lower boom and outer bar are rotatably connected, one end of upper support bar rotatably is arranged on the first groove of top base, one end of the other end of upper support bar and diagonal web member is rotatably connected, the other end of diagonal web member and the lower end of lower boom are rotatably connected, one end of lower support bar rotatably is arranged on the second groove of slide block, the other end and the upper support bar of lower support bar are rotatably connected, one end of the second driving element is arranged in the first groove of bottom base, the other end of the second driving element slidably is arranged on the lower boom, the first driving element and the second driving element jointly drive telescopic rib unit and launch, and connect by suspension cable between the outer bar of a plurality of telescopic ribs unit.
The present invention also provides a kind of curved surface truss antenna supporting mechanism of telescopic module, it comprises a plurality of telescopic modules and a plurality of bent plate, module centered by one of them telescopic module, a plurality of telescopic modules are arranged in the mode of annular array on the outer of a plurality of telescopic ribs unit of center module, and a plurality of telescopic module all is connected by the outer of a plurality of bent plates with a plurality of telescopic ribs unit of center module.
The present invention compared with prior art has following effect:
1. single telescopic module of the present invention is the integrated symmetric structure, and a plurality of telescopic modules can be selected according to the application demand of reality the telescopic module of suitable quantity, uses flexible, convenient.2. to draw rear volume in little, lightweight in the present invention, after launching volume and draw in after the folding ratio of volume be 10-20.3. added suspension cable among the present invention, integral rigidity is better, and surface accuracy is good, and it is high to repeat precision of expansion.4. the present invention adopts the first driving element and the second driving element jointly to drive curved surface truss antenna supporting mechanism and launches the expansion good reliability.5. the present invention is simple in structure, and processing, manufacturing, assembling and precision regulating cycle are short.
Description of drawings
Fig. 1 is the structural representation of telescopic rib of the present invention unit; Structure chart when Fig. 2 is the expansion of telescopic module; Structure chart when Fig. 3 is the gathering of telescopic module; Structural representation when Fig. 4 is the expansion of curved surface truss antenna supporting mechanism; Fig. 5 is that Fig. 4 is at the enlarged drawing at B place; Schematic diagram when Fig. 6 is the gathering of curved surface truss antenna supporting mechanism.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1-Fig. 3, the telescopic module of present embodiment comprises top base 1, bottom base 2, center pole 3, the first driving element 4, slide block 5, two skew cables 6 and a plurality of telescopic ribs unit 7, top base 1 and bottom base 2 are the pedestal with a plurality of the first projections, and all have first groove on each first projection, top base 1 and bottom base 2 from top to bottom set gradually, and the first groove location of top base 1 is corresponding on above-below direction with the first groove location of bottom base 2, center pole 3 is located on top base 1 and the bottom base 2, the first driving element 4 is sleeved on the center pole 3 between top base 1 and the bottom base 2, slide block 5 is the slide block with a plurality of the second projections, each second projection is provided with second groove, slide block 5 is sleeved on the center pole 3 between top base 1 and the first driving element 4, a plurality of telescopic ribs unit 7 rotatably is arranged in the first groove of top base 1 and bottom base 2 in the mode of annular array, described each telescopic rib unit 7 includes top boom 8, lower boom 9, outer bar 10, diagonal web member 11, upper support bar 12, lower support bar 13 and the second driving element 14, top boom 8 and lower boom 9 rotatably are arranged in the first groove of top base 1 and bottom base 2 successively, the end of top boom 8 and lower boom 9 and outer bar 10 are rotatably connected, one end of upper support bar 12 rotatably is arranged on the first groove of top base 1, one end of the other end of upper support bar 12 and diagonal web member 11 is rotatably connected, the lower end of the other end of diagonal web member 11 and lower boom 9 is rotatably connected, one end of lower support bar 13 rotatably is arranged on the second groove of slide block 5, the other end of lower support bar 13 and upper support bar 12 are rotatably connected, one end of the second driving element 14 is arranged in the first groove of bottom base 2, the other end of the second driving element 14 slidably is arranged on the lower boom 9, the first driving element 4 and the second driving element 14 common telescopic rib unit that drive launch, and connect by suspension cable 6 between the outer bar 10 of a plurality of telescopic ribs unit 7.
Embodiment two: in conjunction with Fig. 2 present embodiment is described, every skew cables 6 of present embodiment all is arranged on the up and down two ends of adjacent two outer bars 10 in staggered up and down mode.So arrange, effectively guaranteed to have enough rigidity and the precision that repeats to launch after the telescopic module is launched.Other composition is identical with embodiment one with annexation.
Embodiment three: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the telescopic rib unit 7 of present embodiment also comprises elbow 15, is rotatably connected by elbow 15 between the lower end of the other end of diagonal web member 11 and outer bar 10.So arrange, rotate flexible, convenient.Other composition is identical with embodiment two with annexation.
Embodiment four: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the first driving element 4 of present embodiment is Compress Spring, and the second driving element 14 is the sheet spring.The expansion good reliability of telescopic module so is set.Other composition is identical with embodiment three with annexation.
Embodiment five: in conjunction with Fig. 2 and Fig. 3 present embodiment is described, the quantity of the telescopic rib unit 7 of present embodiment is 6.So arrange, overall structure is symmetrical, guarantees the stability of launching and drawing in.Other composition is identical with embodiment four with annexation.
Embodiment six: present embodiment is described in conjunction with Fig. 4-Fig. 6, the curved surface truss antenna supporting mechanism of present embodiment, comprise a plurality of telescopic modules and a plurality of bent plate 16, module centered by one of them telescopic module, a plurality of telescopic modules are arranged in the mode of annular array on the outer of a plurality of telescopic ribs unit 7 of center module, and a plurality of telescopic module all is connected by the outer of a plurality of bent plates 16 with a plurality of telescopic ribs unit 7 of center module.
When present embodiment when use surpassing 7 telescopic modules, a plurality of telescopic modules connect to external expansion successively with the connected mode of embodiment six.
Embodiment seven: in conjunction with Fig. 4 present embodiment is described, every skew cables 6 of present embodiment all is arranged on the up and down two ends of adjacent two outer bars 10 in staggered up and down mode.So arrange, effectively guaranteed to have enough rigidity and the precision that repeats to launch after the telescopic module is launched.Other composition is identical with embodiment six with annexation.
Embodiment eight: in conjunction with Fig. 5 and Fig. 6 present embodiment is described, the telescopic rib unit 7 of present embodiment also comprises elbow 15, is rotatably connected by elbow 15 between the lower end of the other end of diagonal web member 11 and outer bar 10.So arrange, rotate flexible, convenient.Other composition is identical with embodiment seven with annexation.
Embodiment nine: in conjunction with Fig. 4 present embodiment is described, the first driving element 4 of present embodiment is Compress Spring, and the second driving element 14 is the sheet spring.The expansion good reliability of telescopic module so is set.Other composition is identical with embodiment eight with annexation.
Embodiment ten: in conjunction with Fig. 4 and Fig. 6 present embodiment is described, the quantity of the telescopic rib unit 7 of present embodiment is 6, and the quantity of telescopic module can be a plurality of arbitrarily.So arrange, concrete condition that can be when using is selected telescopic rib unit and the telescopic module of suitable quantity, uses flexibly, convenient.Other composition is identical with embodiment nine with annexation.
Claims (10)
1. telescopic module, it is characterized in that: it comprises top base (1), bottom base (2), center pole (3), the first driving element (4), slide block (5), two skew cables (6) and a plurality of telescopic ribs unit (7), top base (1) and bottom base (2) are the pedestal with a plurality of the first projections, and all have first groove on each first projection, top base (1) and bottom base (2) from top to bottom set gradually, and the first groove location of top base (1) is corresponding on above-below direction with the first groove location of bottom base (2), center pole (3) is located on top base (1) and the bottom base (2), the first driving element (4) is sleeved on the center pole (3) between top base (1) and the bottom base (2), slide block (5) is the slide block with a plurality of the second projections, each second projection is provided with second groove, slide block (5) is sleeved on the center pole (3) between top base (1) and the first driving element (4), a plurality of telescopic ribs unit (7) rotatably are arranged in the first groove of top base (1) and bottom base (2) in the mode of annular array, described each telescopic rib unit (7) includes top boom (8), lower boom (9), outer bar (10), diagonal web member (11), upper support bar (12), lower support bar (13) and the second driving element (14), top boom (8) and lower boom (9) rotatably are arranged in the first groove of top base (1) and bottom base (2) successively, the end of top boom (8) and lower boom (9) and outer bar (10) are rotatably connected, one end of upper support bar (12) rotatably is arranged on the first groove of top base (1), one end of the other end of upper support bar (12) and diagonal web member (11) is rotatably connected, the lower end of the other end of diagonal web member (11) and lower boom (9) is rotatably connected, one end of lower support bar (13) rotatably is arranged on the second groove of slide block (5), the other end of lower support bar (13) and upper support bar (12) are rotatably connected, one end of the second driving element (14) is arranged in the first groove of bottom base (2), the other end of the second driving element (14) slidably is arranged on the lower boom (9), the first driving element (4) and the second driving element (14) jointly drive telescopic rib unit and launch, and connect by suspension cable (6) between the outer bar (10) of a plurality of telescopic ribs unit (7).
2. a kind of telescopic module according to claim 1 is characterized in that: described every skew cables (6) all is arranged on the up and down two ends of adjacent two outer bars (10) in staggered up and down mode.
3. a kind of telescopic module according to claim 2, it is characterized in that: described telescopic rib unit (7) also comprises elbow (15), is rotatably connected by elbow (15) between the lower end of the other end of diagonal web member (11) and outer bar (10).
4. a kind of telescopic module according to claim 3, it is characterized in that: described the first driving element (4) is Compress Spring, and the second driving element (14) is the sheet spring.
5. a kind of telescopic module according to claim 4, it is characterized in that: the quantity of described telescopic rib unit (7) is 6.
6. curved surface truss antenna supporting mechanism that utilizes claim 1 to realize, it is characterized in that: it comprises a plurality of telescopic modules and a plurality of bent plate (16), module centered by one of them telescopic module, a plurality of telescopic modules are arranged on the outer of a plurality of telescopic ribs unit (7) of center module, and a plurality of telescopic module all is connected by the outer of a plurality of bent plates (16) with a plurality of telescopic ribs unit (7) of center module.
7. curved surface truss antenna supporting mechanism according to claim 6 is characterized in that: described every skew cables (6) all is arranged on the up and down two ends of adjacent two outer bars (10) in staggered up and down mode.
8. curved surface truss antenna supporting mechanism according to claim 7, it is characterized in that: described telescopic rib unit (7) also comprises elbow (15), is rotatably connected by elbow (15) between the lower end of the other end of diagonal web member (11) and outer bar (10).
9. curved surface truss antenna supporting mechanism according to claim 8, it is characterized in that: described the first driving element (4) is Compress Spring, and the second driving element (14) is the sheet spring.
10. curved surface truss antenna supporting mechanism according to claim 9, it is characterized in that: the quantity of telescopic rib unit (7) is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104175792A CN102904001A (en) | 2012-10-26 | 2012-10-26 | Foldable and expandable module and curved-surface truss antenna supporting mechanism using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104175792A CN102904001A (en) | 2012-10-26 | 2012-10-26 | Foldable and expandable module and curved-surface truss antenna supporting mechanism using same |
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| CN102904001A true CN102904001A (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012104175792A Pending CN102904001A (en) | 2012-10-26 | 2012-10-26 | Foldable and expandable module and curved-surface truss antenna supporting mechanism using same |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201481A (en) * | 2014-09-12 | 2014-12-10 | 哈尔滨工业大学 | Scissors fork linkage type foldable pillbox antenna mechanism |
| CN106910976A (en) * | 2017-05-02 | 2017-06-30 | 湖北文理学院 | Light-duty automatic Quick extension folded antenna bar |
| CN107248620A (en) * | 2017-04-22 | 2017-10-13 | 西安电子科技大学 | It is a kind of from the spaceborne deployable antenna of resilience multidimensional restructural high parameter |
| CN108134215A (en) * | 2017-12-21 | 2018-06-08 | 西北工业大学 | A kind of month base expandable truss formula cable mesh reflector antenna |
| CN105811071B (en) * | 2016-04-19 | 2018-06-15 | 吉林大学 | The support device and its assembly method of circular loop antenna battle array |
| CN108183306A (en) * | 2018-02-11 | 2018-06-19 | 西安空间无线电技术研究所 | Synchronizing device is unfolded in a kind of umbrella antenna |
| CN108528762A (en) * | 2018-04-13 | 2018-09-14 | 哈尔滨工业大学 | A kind of stretching type can open up space bay section skeleton structure |
| CN108649314A (en) * | 2018-05-11 | 2018-10-12 | 西安电子科技大学 | A kind of novel double-layer scissors parabolic cylinder expandable truss antenna assembly |
| CN108709630A (en) * | 2018-07-12 | 2018-10-26 | 华南理工大学 | Astromesh deployable reflector vibration detection device and method |
| CN109004331A (en) * | 2018-06-27 | 2018-12-14 | 南京航空航天大学 | High rigidity can take down the exhibits parabolic-cylinder antenna |
| CN110416741A (en) * | 2019-07-19 | 2019-11-05 | 同济大学 | A kind of ring tension elastic rib Deployable antenna structure |
| EP3614487A1 (en) * | 2018-08-21 | 2020-02-26 | Eagle Technology, LLC | Folded rip truss structure for reflector antenna with zero over stretch |
| CN111082227A (en) * | 2019-12-31 | 2020-04-28 | 河南爱科瑞特电子科技有限公司 | Vehicle-mounted self-unfolding logarithmic period antenna and use method |
| CN112259949A (en) * | 2020-09-16 | 2021-01-22 | 航天东方红卫星有限公司 | High storage ratio modularization folding and unfolding support truss |
| CN112886179A (en) * | 2019-04-12 | 2021-06-01 | 福建星海通信科技有限公司 | More stable antenna capable of being unfolded and folded |
| CN113219261A (en) * | 2021-03-29 | 2021-08-06 | 西安电子科技大学 | Modular deployable antenna ground deployment test system, control method and application |
| CN113241513A (en) * | 2021-05-11 | 2021-08-10 | 北京航空航天大学 | Folding and unfolding assembly and antenna supporting mechanism with same |
| CN113540744A (en) * | 2021-07-05 | 2021-10-22 | 西安电子科技大学 | Framework type expandable antenna module connecting device |
| CN113882656A (en) * | 2021-03-30 | 2022-01-04 | 枫泊模板科技（上海）有限公司 | Foldable large formwork top pouring platform bearing support |
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Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201481A (en) * | 2014-09-12 | 2014-12-10 | 哈尔滨工业大学 | Scissors fork linkage type foldable pillbox antenna mechanism |
| CN105811071B (en) * | 2016-04-19 | 2018-06-15 | 吉林大学 | The support device and its assembly method of circular loop antenna battle array |
| CN107248620A (en) * | 2017-04-22 | 2017-10-13 | 西安电子科技大学 | It is a kind of from the spaceborne deployable antenna of resilience multidimensional restructural high parameter |
| CN106910976B (en) * | 2017-05-02 | 2023-05-16 | 湖北文理学院 | Light automatic fast-extending folding antenna rod |
| CN106910976A (en) * | 2017-05-02 | 2017-06-30 | 湖北文理学院 | Light-duty automatic Quick extension folded antenna bar |
| CN108134215A (en) * | 2017-12-21 | 2018-06-08 | 西北工业大学 | A kind of month base expandable truss formula cable mesh reflector antenna |
| CN108183306A (en) * | 2018-02-11 | 2018-06-19 | 西安空间无线电技术研究所 | Synchronizing device is unfolded in a kind of umbrella antenna |
| CN108528762A (en) * | 2018-04-13 | 2018-09-14 | 哈尔滨工业大学 | A kind of stretching type can open up space bay section skeleton structure |
| CN108528762B (en) * | 2018-04-13 | 2021-03-23 | 哈尔滨工业大学 | Stretching type deployable space capsule section framework structure |
| CN108649314A (en) * | 2018-05-11 | 2018-10-12 | 西安电子科技大学 | A kind of novel double-layer scissors parabolic cylinder expandable truss antenna assembly |
| CN108649314B (en) * | 2018-05-11 | 2020-08-21 | 西安电子科技大学 | Double-layer shear type parabolic cylinder expandable truss antenna device |
| CN109004331A (en) * | 2018-06-27 | 2018-12-14 | 南京航空航天大学 | High rigidity can take down the exhibits parabolic-cylinder antenna |
| CN108709630A (en) * | 2018-07-12 | 2018-10-26 | 华南理工大学 | Astromesh deployable reflector vibration detection device and method |
| EP3614487A1 (en) * | 2018-08-21 | 2020-02-26 | Eagle Technology, LLC | Folded rip truss structure for reflector antenna with zero over stretch |
| US10707552B2 (en) | 2018-08-21 | 2020-07-07 | Eagle Technology, Llc | Folded rib truss structure for reflector antenna with zero over stretch |
| CN112886179A (en) * | 2019-04-12 | 2021-06-01 | 福建星海通信科技有限公司 | More stable antenna capable of being unfolded and folded |
| CN112886179B (en) * | 2019-04-12 | 2023-04-11 | 福建星海通信科技有限公司 | More stable antenna capable of being unfolded and folded |
| CN110416741B (en) * | 2019-07-19 | 2021-05-11 | 同济大学 | Antenna structure with stretchable annular stretching elastic ribs |
| CN110416741A (en) * | 2019-07-19 | 2019-11-05 | 同济大学 | A kind of ring tension elastic rib Deployable antenna structure |
| CN111082227A (en) * | 2019-12-31 | 2020-04-28 | 河南爱科瑞特电子科技有限公司 | Vehicle-mounted self-unfolding logarithmic period antenna and use method |
| CN112259949A (en) * | 2020-09-16 | 2021-01-22 | 航天东方红卫星有限公司 | High storage ratio modularization folding and unfolding support truss |
| CN112259949B (en) * | 2020-09-16 | 2023-08-29 | 航天东方红卫星有限公司 | High storage ratio modularized folding and unfolding support truss |
| CN113219261A (en) * | 2021-03-29 | 2021-08-06 | 西安电子科技大学 | Modular deployable antenna ground deployment test system, control method and application |
| CN113882656A (en) * | 2021-03-30 | 2022-01-04 | 枫泊模板科技（上海）有限公司 | Foldable large formwork top pouring platform bearing support |
| CN113241513A (en) * | 2021-05-11 | 2021-08-10 | 北京航空航天大学 | Folding and unfolding assembly and antenna supporting mechanism with same |
| CN113540744A (en) * | 2021-07-05 | 2021-10-22 | 西安电子科技大学 | Framework type expandable antenna module connecting device |
| CN113540744B (en) * | 2021-07-05 | 2022-06-24 | 西安电子科技大学 | Framework type expandable antenna module connecting device |
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Application publication date: 20130130 |