CN114313317B - Satellite sailboard secondary unfolding device - Google Patents
Satellite sailboard secondary unfolding device Download PDFInfo
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- CN114313317B CN114313317B CN202111556693.9A CN202111556693A CN114313317B CN 114313317 B CN114313317 B CN 114313317B CN 202111556693 A CN202111556693 A CN 202111556693A CN 114313317 B CN114313317 B CN 114313317B
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- 210000000078 claw Anatomy 0.000 claims description 36
- 238000005461 lubrication Methods 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a satellite sailboard secondary expansion device, includes the satellite star and installs the sailboard group on it, the sailboard group includes sailboard planking, sailboard medium plate and sailboard inner panel, satellite sailboard secondary expansion device includes fixed jaw, unlocking device, hinge group and stopper, the fixed jaw install on the sailboard group and along Y to restriction after folding the sailboard group expansion, unlocking device is fixed in on the satellite star, unlocking device can release its to the Y of sailboard group is fixed through the unblock the fixed jaw, the hinge group install respectively between each sailboard of sailboard group and between sailboard group with between the satellite star, the stopper is fixed in on the satellite star and with the sailboard group offsets.
Description
Technical Field
The invention relates to the technical field of automobile safety, in particular to a satellite sailboard secondary unfolding device.
Background
The solar sailboard is an important bearing component of the solar cell array of the on-orbit spacecraft, and is in a form of being folded when being launched and unfolded after being in orbit in order to ensure the unfolding area of the solar sailboard and the folding size of a satellite.
At present, most of common solar sailboards are not controlled in time sequence or controlled in time sequence by using rope devices and spring devices, and the following defects exist respectively: the unfolding mode without controlling the time sequence is easy to cause collision among sailboards in the process of multiple unfolding, so that the glass cover plate is easy to be damaged, the operation and the installation of the spacecraft are influenced, and the safety is not enough; the unfolding mode of the rope device is often added with a redundant unfolding device, and the rope is easy to hook after being unfolded, so that the on-orbit safety of the movable part of the spacecraft is influenced; the unfolding mode of the spring device can increase the volume of the folded state of the whole sailboard, and the reliability of the whole structure is reduced to a certain extent; in addition, the common devices for controlling the unfolding time sequence of the sailboard have single functions, and the satellite frequency of the folded and unfolded state cannot be improved.
Disclosure of Invention
In view of the above, the invention provides a satellite sailboard secondary unfolding device with reliable structure and strong adaptability.
The secondary unfolding device of the satellite sailboard comprises a satellite star body and a sailboard group arranged on the satellite star body, wherein the sailboard group comprises a sailboard outer plate, a sailboard middle plate and a sailboard inner plate, the secondary unfolding device of the satellite sailboard comprises fixing claws, an unlocking device, a hinge group and a limiting block, the fixing claws are arranged on the sailboard group and limit the folded sailboard group to unfold along the Y direction, the unlocking device is fixed on the satellite star body, the unlocking device can release the Y-direction fixing of the sailboard group by unlocking the fixing claws, the hinge group is respectively arranged between each sailboard of the sailboard group and between the sailboard group and the satellite star body, and the limiting block is fixed on the satellite star body and props against the sailboard group.
Further, the fixed claws comprise a first fixed claw and a second fixed claw, the first fixed claw is arranged on the X-direction side edge of the sailboard outer plate, the second fixed claw is arranged on the Z-direction side edge of the sailboard outer plate, and the first fixed claw and the second fixed claw are used for locking the folded sailboard group along the Y direction.
Further, the unlocking device comprises a first unlocking device and a second unlocking device, the first unlocking device is used for unlocking the first fixed claw, the second unlocking device is used for unlocking the second fixed claw, and the unlocking device can be unlocked under program control.
Further, the hinge group includes a first hinge for connecting the windsurfing board middle plate and the satellite star body, a second hinge for connecting the windsurfing board middle plate and the windsurfing board outer plate, and a third hinge for connecting the windsurfing board middle plate and the windsurfing board inner plate, wherein the first hinge can control the windsurfing board middle plate to overturn relative to the satellite star body around an X axis, the second hinge can control the windsurfing board outer plate to overturn relative to the windsurfing board middle plate around a Z axis, and the third hinge can control the windsurfing board inner plate to overturn relative to the windsurfing board middle plate around the Z axis.
Further, the hinge group further comprises a fourth hinge used for connecting the satellite star and the feed source, and the fourth hinge can control the feed source to overturn relative to the satellite star around the X axis.
Further, the hinge group still includes the hinge assembly, the hinge assembly includes female hinge, public hinge, torsional spring, stop nut, hinge pin and lubrication circle, the torsional spring is around locating on the hinge pin, the both ends arm of force of torsional spring is connected respectively female hinge with public hinge, lubrication snare is located on the hinge pin, female hinge cover is located on the lubrication circle, the hinge pin with public hinge is fixed to be connected, stop nut fastening with on the hinge pin.
Further, the hinge assembly is included within each of the first hinge, the second hinge, the third hinge, and the fourth hinge.
Further, the limiting block comprises a first limiting block and a second limiting block, the first limiting block is propped against the side edge of the sailboard group along the X direction and limits the folded sailboard group to move along the X direction, the first limiting block can also limit the sailboard group to be unfolded along the Y direction when being overturned around the X axis, and the second limiting block is propped against the side edge of the sailboard group along the Z direction and limits the folded sailboard group to move along the Z direction.
Further, the first limiting block and the first hinge are arranged on the same side of the sailboard group along the Z direction, and the second limiting block and the first fixing claw are arranged on the same side of the sailboard group along the Z direction.
Further, the satellite sailboard secondary unfolding device further comprises an inner gasket and an outer gasket, the inner gasket is convexly arranged on one side of the sailboard inner plate along the Y direction, the outer gasket is convexly arranged on one side of the sailboard inner plate along the Y direction, the middle plate of the sailboard is opposite to the sailboard inner plate, the inner gaskets are arranged on the folded sailboard inner plate along the Y direction in a cushioning mode, the sailboard outer plate and the sailboard inner plate are arranged between the folded sailboard inner plate, and the outer gasket is used for propping against the first limiting block after the sailboard group is unfolded.
According to the satellite sailboard secondary unfolding device, the sailboard group is limited and folded through the fixing claw and the limiting block, and the time sequence when the sailboard group is unfolded is controlled through the limiting of the hinge group and the limiting block, so that the mechanical environment adaptability of the launching stage is improved, the on-orbit attitude control requirement of a spacecraft is reduced to a certain extent, the spring device is not required to be additionally arranged, the whole structure is simple and reliable, the adaptability is strong, the unfolding time and the unfolding moment can be adjusted through adjusting the installation precision of the limiting block, and the unfolding impact of the sailboard is reduced.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention, as well as the preferred embodiments thereof, together with the following detailed description of the invention, given by way of illustration only, together with the accompanying drawings.
Drawings
Fig. 1 is a front view of the satellite sailboard secondary unfolding device provided by the invention when folded.
Fig. 2 is a back view of the satellite windsurfing board secondary unfolding device according to the present invention when folded.
Fig. 3 is a top view of the satellite sailboard secondary unfolding device provided by the invention when folded.
Fig. 4 is a front view of the secondary unfolding device for a satellite sailboard according to the present invention after being unfolded.
Fig. 5 is a schematic diagram of the secondary unfolding device for a satellite sailboard according to the present invention after being unfolded.
FIG. 6 is a schematic view of a hinge assembly according to the present invention.
Fig. 7 is a cross-sectional view of a hinge shaft in the present invention.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention to achieve the preset purpose, the following detailed description of the present invention is given with reference to the accompanying drawings and preferred embodiments.
The "X direction", "Y direction" and "Z direction" mentioned in the specification are all based on the plane direction of fig. 1 of the specification, that is, the left-right direction of fig. 1 of the specification is the X direction, the up-down direction of fig. 1 of the specification is the Z direction, and the normal direction of the plane direction of fig. 1 of the specification is the Y direction.
Referring to fig. 1 to 3, the secondary unfolding device for a satellite sailboard of the present invention includes a satellite star and a sailboard set mounted thereon, the sailboard set includes a sailboard outer plate 11, a sailboard middle plate 12 and a sailboard inner plate 13, the secondary unfolding device for a satellite sailboard includes a fixing claw 2, an unlocking device 3, a hinge set 4 and a limiting block 5, the fixing claw 2 is mounted on the sailboard set and is used for limiting the folded sailboard set in a Y direction, the unlocking device 3 is fixed on the satellite star, the unlocking device 3 can release the Y direction fixing of the sailboard set by the unlocking fixing claw 2, the hinge set 4 is respectively mounted between each sailboard of the sailboard set and between the sailboard set and the satellite star, and the limiting block 5 is fixed on the satellite star and is abutted against the sailboard set. In this embodiment, the windsurfing board is disposed above the satellite star (not shown) in the Y direction.
Further, the fixing claws 2 include a first fixing claw 21 and a second fixing claw 22, the first fixing claw 21 is disposed on an X-direction side of the windsurfing board outer plate 11, the second fixing claw 22 is disposed on a Z-direction side of the windsurfing board outer plate 11, the first fixing claw 21 and the second fixing claw 22 are used for locking the folded windsurfing board group along a Y direction, the unlocking device 3 includes a first unlocking device 31 and a second unlocking device 32, the first unlocking device 31 is used for unlocking the first fixing claw 21, the second unlocking device 32 is used for unlocking the second fixing claw 22, and the unlocking device 3 can be unlocked under program control.
Further, referring to fig. 4 to 5 together, the hinge set 4 includes a first hinge 41 for connecting the windsurfing board 12 and the satellite star body, a second hinge 42 for connecting the windsurfing board 12 and the windsurfing board outer board 11, a third hinge 43 for connecting the windsurfing board 12 and the windsurfing board inner board 13, and a fourth hinge 44 for connecting the satellite star body and the feed source 8, wherein the first hinge 41 can control the windsurfing board 12 to turn around the X axis relative to the satellite star body, the second hinge 42 can control the windsurfing board outer board 11 to turn around the Z axis relative to the windsurfing board middle board 12, the third hinge 43 can control the windsurfing board inner board 13 to turn around the Z axis relative to the feed source inner board 12, and the fourth hinge 44 can control the windsurfing board 8 to turn around the X axis relative to the satellite star body.
Further, referring to fig. 6 to 7, the hinge assembly 4 further includes a hinge assembly, the hinge assembly includes a female hinge 4a, a male hinge 4b, a torsion spring 4c, a stop nut 4d, a hinge shaft 4e, and a lubrication ring 4f, the torsion spring 4c is wound around the hinge shaft 4e, arms of arms at two ends of the torsion spring 4c are respectively connected to the female hinge 4a and the male hinge 4b, the lubrication ring 4f is sleeved on the hinge shaft 4e, the female hinge 4a is sleeved on the lubrication ring 4f, the hinge shaft 4e is fixedly connected to the male hinge 4b, the stop nut 4d is fastened to the hinge shaft 4e, and the hinge assembly is included in each of the first hinge 41, the second hinge 42, the third hinge 43, and the fourth hinge 44. In this embodiment, the arms of force at two ends of the torsion spring 4c are respectively connected with the female hinge 4a and the male hinge 4b, and the lubrication ring 4f is disposed between the female hinge 4a and the male hinge 4b, so as to prevent the direct contact between the male hinge 4b and the female hinge 4a from causing the space cold welding of the hinge assembly, and simultaneously under the action of the torsion spring 4c, the male hinge 4b and the female hinge 4a can be unfolded in a specified direction, and after reaching a specified rotation angle, the female hinges are mutually limited, and under the combined action of the residual moment of the torsion spring 4c, the unfolding posture of the sailboard is maintained.
Further, the limiting block 5 includes a first limiting block 51 and a second limiting block 52, the first limiting block 51 abuts against a side edge of the windsurfing board group along the X direction and limits movement of the windsurfing board group after folding along the X direction, the first limiting block 51 can also limit unfolding of the windsurfing board group along the Y direction when overturning around the X axis, the second limiting block 52 abuts against a side edge of the windsurfing board group along the Z direction and limits movement of the windsurfing board group after folding along the Z direction, the first limiting block 51 and the first hinge 41 are arranged on the same side of the windsurfing board group along the Z direction, and the second limiting block 52 and the first fixing claw 21 are arranged on the same side of the windsurfing board group along the Z direction.
Further, the satellite sailboard secondary unfolding device further comprises an inner spacer 61 and an outer spacer 71, the inner spacer 61 is convexly arranged on one side of the sailboard middle plate 12, facing the sailboard inner plate 13, along the Y direction, the outer spacer 71 is convexly arranged on one side of the sailboard middle plate 12, facing away from the sailboard inner plate 13, along the Y direction, a plurality of inner spacers 61 are arranged between the folded sailboard middle plate 12, the sailboard outer plate 11 and the sailboard inner plate 13 in a cushioning manner along the Y direction, and the outer spacer 71 is used for propping against the first limiting block 51 after the sailboard group is unfolded. When the sailboard group is in a folded state, the first limiting block 51 and the second limiting block 52 can limit the sailboard group to move in three directions, so that the integral fundamental frequency of the sailboard group is enhanced, and the inner gaskets 61 can separate the sailboards under the action of the pressing force, so that the sailboards are not contacted with each other. The friction force between the first limiting block 51 and the sailboard group can be adjusted by adjusting the installation accuracy of the first limiting block, so that the unfolding speed and the unfolding impact during the unfolding of the sailboard are indirectly controlled. When the sailboard group is in the unfolded state, the outer gasket 71 presses the first limiting block 51, so that the freedom of movement of the sailboard is limited to a certain extent, and the rigidity of the unfolded sailboard is enhanced.
Specifically, in the process of opening the sailboard group, the second hinge 42 can disengage the Y-direction limit of the first limiting block 51 when the first hinge 41 is opened to a first expansion threshold angle, the first expansion threshold angle is a failure point of the first limiting block 51, the third hinge 43 can disengage the limit of the first limiting block 51 when the first hinge 41 is opened to a second expansion threshold angle, the second expansion threshold angle is a failure point of the first limiting block 51, and the first expansion threshold angle and the second expansion threshold angle can be adjusted by adjusting the height of the first limiting block 51.
Specifically, during the ground transportation and launching process, the folded sailboard set is locked by the first fixing claw 21 and the second fixing claw 22 along the Y direction, the root of the sailboard middle plate 12 is connected with the satellite star body through the first hinge 41, and the first limiting block 51 and the second limiting block 52 limit the movement of the sailboard set along the X direction and the Z direction respectively, so that the sailboard set can be reliably and tightly fixed on the satellite star body.
In the process of mechanically controlling the time sequence unfolding of the satellite sailboard, the first unlocking device 31 and the second unlocking device 32 receive the program command to unlock, and the first hinge 41 is unfolded by unlocking the first fixing claw 21 and the second fixing claw 22 to unlock the Y-direction locking of the sailboard group. In the process of unfolding the first hinge 41 around the X axis, the sailboard group releases the lock of the feed source 8, the feed source 8 is overturned and unfolded around the X axis relative to the satellite star under the action of the fourth hinge 44, and at this time, the sailboard inner plate 13 and the sailboard outer plate 11 cannot be unfolded under the Y-direction limit of the first limiting block 51 through the second hinge 42 and the third hinge 43. When the first hinge 41 is turned over and unfolded to the first unfolding threshold angle, the outer sailboard plate 11 is separated from the Y-direction limit of the first limit block 51, the second hinge 42 controls the outer sailboard plate 11 to be turned over and unfolded around the Z axis relative to the middle sailboard plate 12, when the first hinge 41 is turned over and unfolded to the second unfolding threshold angle, the third hinge 43 controls the inner sailboard plate 13 to be turned over and unfolded relative to the middle sailboard plate 12, after the outer sailboard plate 11 and the inner sailboard plate 13 are unfolded in place, the outer gasket 71 is abutted against the first limit block 51, the resilience force generated by the torsion spring 4c is offset, and the mechanical control time sequence unfolding of the satellite sailboard is finished.
In conclusion, the satellite sailboard secondary unfolding device provided by the invention has the advantages that the sailboard groups are limited and folded through the fixing claws and the limiting blocks, the time sequence of unfolding the sailboard groups is controlled through the limiting of the hinge groups and the limiting blocks, the mechanical environment adaptability of the launching stage is improved, the on-orbit attitude control requirement of a spacecraft is reduced to a certain extent, the spring device is not required to be additionally arranged, the whole structure is simple and reliable, the adaptability is strong, the unfolding time and the unfolding moment can be adjusted through adjusting the installation precision of the limiting blocks, and the unfolding impact of the sailboards is reduced.
The present invention is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a satellite sailboard secondary expansion device, includes the satellite star and installs the sailboard group on it, the sailboard group includes sailboard planking (11), sailboard medium plate (12) and sailboard inner panel (13), its characterized in that: the secondary unfolding device for the satellite sailboard comprises a fixing claw (2), an unlocking device (3), a hinge group (4) and a limiting block (5), wherein the fixing claw (2) is arranged on the sailboard group and limits the folded sailboard group to unfold along the Y direction, the unlocking device (3) is fixed on the satellite star body, the unlocking device (3) can release the Y-direction fixing of the fixing claw (2) to the sailboard group through unlocking, the hinge group (4) is respectively arranged between each sailboard of the sailboard group and between the sailboard group and the satellite star body, the limiting block (5) is fixed on the satellite star body and abuts against the sailboard group, the limiting block (5) comprises a first limiting block (51) and a second limiting block (52), the sailboard group which abuts against the side edge of the folded sailboard group along the X direction and limits the movement along the X direction, the first limiting block (51) can also limit the inner board group to fold along the X direction and also can move along the Y direction and the Y direction along the Y direction and the second limiting block (52) and the inner board (61) when the first limiting block (51) is turned over, the spacer (5) is also capable of limiting the inner board (61) to unfold along the Y direction and the second limiting block (61) along the Y direction and the Y direction along the Y direction and the expansion device (61) and the second side (13), the outer gaskets (71) are arranged on one side of the sailboard middle plate (12) opposite to the sailboard inner plate (13) in a protruding mode along the Y direction, the inner gaskets (61) are arranged between the folded sailboard middle plate (12), the sailboard outer plate (11) and the sailboard inner plate (13) in a cushioning mode along the Y direction, and the outer gaskets (71) are used for propping against the first limiting block (51) after the sailboard group is unfolded.
2. The satellite windsurfing board secondary deployment device of claim 1 wherein: the fixed jaw (2) comprises a first fixed jaw (21) and a second fixed jaw (22), the first fixed jaw (21) is arranged on the X-direction side edge of the sailboard outer plate (11), the second fixed jaw (22) is arranged on the Z-direction side edge of the sailboard outer plate (11), and the first fixed jaw (21) and the second fixed jaw (22) are used for locking the folded sailboard group along the Y direction.
3. The satellite windsurfing board secondary deployment device of claim 2 wherein: the unlocking device (3) comprises a first unlocking device (31) and a second unlocking device (32), the first unlocking device (31) is used for unlocking the first fixed jaw (21), the second unlocking device (32) is used for unlocking the second fixed jaw (22), and the unlocking device (3) can be unlocked under program control.
4. The satellite windsurfing board secondary deployment device of claim 1 wherein: the hinge group (4) comprises a first hinge (41) used for connecting the sailboard middle plate (12) and the satellite star, a second hinge (42) used for connecting the sailboard middle plate (12) and the sailboard outer plate (11) and a third hinge (43) used for connecting the sailboard middle plate (12) and the sailboard inner plate (13), the first hinge (41) can control the sailboard middle plate (12) to turn around an X axis relative to the satellite star, the second hinge (42) can control the sailboard outer plate (11) to turn around a Z axis relative to the sailboard middle plate (12), and the third hinge (43) can control the sailboard inner plate (13) to turn around the Z axis relative to the sailboard middle plate (12).
5. The satellite windsurfing board secondary deployment device of claim 4 wherein: the hinge group (4) further comprises a fourth hinge (44) used for connecting the satellite star and the feed source (8), and the fourth hinge (44) can control the feed source (8) to turn around the X axis relative to the satellite star.
6. The satellite windsurfing board secondary deployment device of claim 5 wherein: the hinge assembly comprises a hinge assembly, the hinge assembly comprises a female hinge (4 a), a male hinge (4 b), a torsion spring (4 c), a stop nut (4 d), a hinge shaft (4 e) and a lubrication ring (4 f), the torsion spring (4 c) is wound on the hinge shaft (4 e), force arms at two ends of the torsion spring (4 c) are respectively connected with the female hinge (4 a) and the male hinge (4 b), the lubrication ring (4 f) is sleeved on the hinge shaft (4 e), the female hinge (4 a) is sleeved on the lubrication ring (4 f), the hinge shaft (4 e) is fixedly connected with the male hinge (4 b), and the stop nut (4 d) is fastened on the hinge shaft (4 e).
7. The satellite windsurfing board secondary deployment device of claim 6 wherein: the hinge assembly is included in each of the first hinge (41), the second hinge (42), the third hinge (43), and the fourth hinge (44).
8. The satellite windsurfing board secondary deployment device of claim 7 wherein: the first limiting block (51) and the first hinge (41) are arranged on the same side of the sailboard group along the Z direction, and the second limiting block (52) and the first fixing claw (21) are arranged on the same side of the sailboard group along the Z direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111556693.9A CN114313317B (en) | 2021-12-17 | 2021-12-17 | Satellite sailboard secondary unfolding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111556693.9A CN114313317B (en) | 2021-12-17 | 2021-12-17 | Satellite sailboard secondary unfolding device |
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| Publication Number | Publication Date |
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| CN114313317A CN114313317A (en) | 2022-04-12 |
| CN114313317B true CN114313317B (en) | 2024-05-07 |
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| CN202111556693.9A Active CN114313317B (en) | 2021-12-17 | 2021-12-17 | Satellite sailboard secondary unfolding device |
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| CN209939004U (en) * | 2019-02-27 | 2020-01-14 | 上海宇航***工程研究所 | Inward-folding micro-nano satellite solar wing |
| CN112298618A (en) * | 2020-09-30 | 2021-02-02 | 北京空间飞行器总体设计部 | Two-dimensional secondary expansion solar wing |
| CN113060304A (en) * | 2021-03-26 | 2021-07-02 | 上海卫星工程研究所 | T-shaped solar cell array applied to microsatellite |
| CN113173268A (en) * | 2021-06-08 | 2021-07-27 | 中国科学院微小卫星创新研究院 | Solar wing configuration and method of deploying the same |
| CN214145118U (en) * | 2020-10-10 | 2021-09-07 | 苏州馥昶空间技术有限公司 | Cube star auto-lock hinge |
| CN113525722A (en) * | 2020-12-07 | 2021-10-22 | 中国科学院微小卫星创新研究院 | Satellite sailboard unfolding connecting piece |
-
2021
- 2021-12-17 CN CN202111556693.9A patent/CN114313317B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209939004U (en) * | 2019-02-27 | 2020-01-14 | 上海宇航***工程研究所 | Inward-folding micro-nano satellite solar wing |
| CN112298618A (en) * | 2020-09-30 | 2021-02-02 | 北京空间飞行器总体设计部 | Two-dimensional secondary expansion solar wing |
| CN214145118U (en) * | 2020-10-10 | 2021-09-07 | 苏州馥昶空间技术有限公司 | Cube star auto-lock hinge |
| CN113525722A (en) * | 2020-12-07 | 2021-10-22 | 中国科学院微小卫星创新研究院 | Satellite sailboard unfolding connecting piece |
| CN113060304A (en) * | 2021-03-26 | 2021-07-02 | 上海卫星工程研究所 | T-shaped solar cell array applied to microsatellite |
| CN113173268A (en) * | 2021-06-08 | 2021-07-27 | 中国科学院微小卫星创新研究院 | Solar wing configuration and method of deploying the same |
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| CN114313317A (en) | 2022-04-12 |
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