CN102820516A - Planar array expanding mechanism based on square units - Google Patents
Planar array expanding mechanism based on square units Download PDFInfo
- Publication number
- CN102820516A CN102820516A CN2012103105203A CN201210310520A CN102820516A CN 102820516 A CN102820516 A CN 102820516A CN 2012103105203 A CN2012103105203 A CN 2012103105203A CN 201210310520 A CN201210310520 A CN 201210310520A CN 102820516 A CN102820516 A CN 102820516A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- right angle
- boss
- layering
- angle connecting
- 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.)
- Granted
Links
Images
Landscapes
- Details Of Aerials (AREA)
Abstract
The invention discloses a planar array expanding mechanism based on square units. The planar array expanding mechanism comprises a plurality of square units which are connected and combined transversely and vertically with one another through a cross-shaped layered connecting rod, a cross-shaped orthogonal connecting rod, an upper layered connecting rod, a right layered connecting rod and a left layered connecting rod, wherein a square unit mechanism is connected with one ends of four T-shaped rods by taking the cross-shaped layered connecting rod as a center; and the four T-shaped rods are connected with a right-angle connecting rod and a layered right-angle connecting rod. According to the planar array expanding mechanism, the square unit mechanism is composed of few types of parts and has a simple structure; the planar array expanding mechanism is stable in an expanding process, is subjected to small impact, strong in repeatability, simple to prepare and machine and easy to assemble and has small errors; and the whole mechanism only has one degree of freedom and is driven by a mini-type motor, so that the driving is simple and the mechanism is easy to control. The planar array expanding mechanism based on the square units disclosed by the invention is particularly suitable for the field of large-area expansion and retraction of a satellite antenna expanding system and also can be applied to other fields of handiworks, building materials and the like.
Description
Technical field
The invention belongs to the structural design field, relate to a kind of unit planar development contracting mechanism, specifically, relate to a kind of based on square shaped cells planar array development agency.
Background technology
Along with the development of space technology and informationization technology, spaceborne deployable antenna is widely used on multiple type of satellite such as geostationary orbit communication and navigation satellite, space exploration satellite, reconnaissance spacecraft, and developed country competitively researches and develops this technology.Development along with space technologies such as China's mobile communication, geodesic survey and deep space probings presses for the big shrinkage ratio space antenna of research and development to improve its transmission bandwidth, signal gain and simplification ground receiving wastewater facility.But because rocket effectively delivers the restriction of space, delivery power; Require antenna to be fixed in the delivery vehicle payload bay with rugosity at launching phase; After treating the spacecraft injection; It is progressively accomplished by designing requirement at space orbit and launches action by the ground control centre instruction again, and the locking back also remains operating state.The expansion contracting mechanism of antenna has become a notable feature of Aerospace Satellite antenna.Can open up ring-type truss antenna is to use more a kind of large space antenna at present, and the complexity of satellite antenna development mechanism structure and the degree of freedom of development agency have material impact for satellite antenna development system performance quality.Be used for the array element mechanism more complicated of satellite antenna development system at present, the various sizes number is more, makes its error accumulation, and precision reduces.
Summary of the invention
Deficiency for fear of the prior art existence; Overcome that its system configuration is complicated, precision of expansion is low; The problem that error accumulation is big, manufacturing cost is high, the present invention proposes a kind of based on square shaped cells planar array development agency, and the mechanism deploying process is steady, impact is little; Front and back have only one degree of freedom, are easy to control; Preparation technology is simple, reliability is high.
The technical solution adopted for the present invention to solve the technical problems is: comprise that a plurality of square shaped cells are respectively in horizontal and vertical connection combination; Between the unit mechanisms through cross layering connecting rod with cross quadrature connecting rod, higher slice connecting rod, part a layer connecting rod on the right side, part a layer connecting rod on the left side and be connected combination;
Said square shaped cells comprises the first right angle connecting rod, a T shape bar, cross layering connecting rod, the second right angle connecting rod, short cylindrical pin, the 2nd T shape bar, oval pin, the first layering right angle connecting rod, the 3rd T shape bar, the second layering right angle connecting rod, the 4th T shape bar; With cross layering connecting rod is that the center is connected with an end of a T shape bar, the 2nd T shape bar, the 3rd T shape bar, the 4th T shape bar respectively; The other two ends of the one T shape bar are connected through oval pin with the end of the first right angle connecting rod with the second right angle connecting rod respectively; The 3rd T shape bar one end is connected through the short cylindrical pin with the first layering right angle connecting rod, and the other end is connected through oval pin with the second layering right angle connecting rod; The 2nd T shape bar one end is connected through the short cylindrical pin with the second right angle connecting rod, and the other end is connected through oval pin with the first layering right angle connecting rod; The 4th T shape bar one end is connected through the short cylindrical pin with the second layering right angle connecting rod, and the other end is connected through oval pin with the first right angle connecting rod; Said cross layering connecting rod is the equal length bar of mutual square crossing, and the termination is the semicircle arcuation, and two boom ends have center hole, and other two boom ends are provided with round boss, and boss has centre bore, and the both ends boss oppositely is provided with each other; Said first right angle connecting rod and the said second right angle connecting rod are L shaped, and there is circular hole an end, and the other end is provided with round boss, and boss has centre bore; Said first layering right angle connecting rod and the said second layering right angle connecting rod are L shaped, and there is circular hole an end, and the other end is provided with round boss, and boss has centre bore; The boss position of the boss of two layering right angle connecting rods and two right angle connecting rods is provided with on the contrary.
Said cross quadrature connecting rod is the equal length bar of two mutual square crossings, and the top is the semicircle arcuation, and the end is provided with center hole.
Said higher slice connecting rod is the T font, and an end is provided with round boss, and boss has centre bore, and there is circular hole in transverse ends portion.
Saidly part layer connecting rod on the right side and the said layer connecting rod that part on the left side is T font structure, respectively there is round boss in transverse ends portion, and boss has centre bore, and an other end is provided with circular hole; Parting layer connecting rod both ends boss on the right side oppositely is provided with each other; Parting layer connecting rod both ends boss on the left side also oppositely is provided with each other; Part layer interlinking lever end boss on the right side and part layer interlinking lever end boss on the left side reverse each other.
The round boss height of each interlinking lever end is identical with each connecting rod thickness.
Beneficial effect
The present invention is based on square shaped cells planar array development agency, comprise a plurality of square shaped cells respectively horizontal and vertical through cross layering connecting rod with cross quadrature connecting rod, higher slice connecting rod, part a layer connecting rod on the right side, part a layer connecting rod on the left side and be connected combination; Square shaped cells mechanism is that the center is connected with an end of four T shape bars respectively with cross layering connecting rod; Four T shape bars are connected with layering right angle connecting rod with the right angle connecting rod.It is few, simple in structure that square shaped cells mechanism forms the member classification; The mechanism deploying process is steady, impacts little, repeatable strong; Preparation processing is simple, is easy to assembling, and error is little; Whole system has only one degree of freedom, and mechanism adopts the microminiature Motor Drive, drives simply, is easy to control.The present invention is based on square shaped cells planar array development agency and be specially adapted to the field that the large tracts of land of satellite antenna development system launch to be shunk, also can be applicable to other like handicraft and Construction Building Materials field.
Description of drawings
Do further explain to the present invention is a kind of based on square shaped cells planar array development agency below in conjunction with accompanying drawing and execution mode.
Fig. 1 is a square shaped cells structural scheme of mechanism of the present invention.
The sketch map of Fig. 2 during for 90 ° of square shaped cells mechanism deployings of the present invention.
Sketch map when Fig. 3 shrinks for square shaped cells of the present invention mechanism fully.
Sketch map when Fig. 4 launches for square shaped cells of the present invention mechanism planar array fully.
Sketch map when Fig. 5 launches 90 ° for square shaped cells of the present invention mechanism planar array.
Sketch map when Fig. 6 shrinks for square shaped cells of the present invention mechanism planar array fully.
Fig. 7 is a right angle bar linkage structure sketch map.
Fig. 8 is a T shape bar linkage structure sketch map.
Fig. 9 (a) is a cross layering connecting rod sketch map; Fig. 9 (b) is a cross layering connecting rod end view;
Fig. 9 (c) is a cross layering connecting rod vertical view; Fig. 9 (d) is a cross layering connecting rod stereogram.
Figure 10 (a) is for parting a layer connecting rod sketch map on the right side; Figure 10 (b) is for parting a layer connecting rod end view on the right side;
Figure 10 (c) is for parting a layer connecting rod vertical view on the right side; Figure 10 (d) is for parting a layer connecting rod stereogram on the right side.
Figure 11 is a cross quadrature connecting rod sketch map.
Figure 12 is a higher slice connecting rod sketch map.
Figure 13 (a) is for parting a layer connecting rod sketch map on the left side; Figure 13 (b) is for parting a layer connecting rod end view on the left side;
Figure 13 (c) is for parting a layer connecting rod vertical view on the left side; Figure 13 (d) is for parting a layer connecting rod stereogram on the left side.
Figure 14 is a layering right angle bar linkage structure sketch map.
Among the figure:
1. the first right angle connecting rod 2. a T shape bar, 3. cross layering connecting rods, 4. second right angle connecting rods, 5. short cylindrical pins 6. the 2nd T shape bar, 7. oval pin 8. first layering right angle connecting rods 9. the 3rd T shape bar 10. second layering right angle connecting rods 11. the 4th T shape bars 12. part layer connecting rod 13. cross quadrature connecting rods 14. higher slice connecting rods 15. on the right side and part a layer connecting rod on the left side
Embodiment
Present embodiment is a kind of based on square shaped cells planar array development agency.
Consult Fig. 1-Fig. 6; The present invention is based on square shaped cells planar array development agency; Comprise a plurality of square shaped cells mechanism, between the square shaped cells mechanism respectively horizontal and vertical through cross layering connecting rod with cross quadrature connecting rod 13, higher slice connecting rod 14, part layer connecting rod 12 on the right side, part layer connecting rod 15 on the left side and be connected combination.Square shaped cells mechanism comprises the first right angle connecting rod 1, a T shape bar 2, cross layering connecting rod 3, the second right angle connecting rod 4, short cylindrical pin 5, the 2nd T shape bar 6, oval pin 7, the first layering right angle connecting rod 8, the 3rd T shape bar 9, the second layering right angle connecting rod 10, the 4th T shape bar 11; With cross layering connecting rod 3 is the center, and cross layering connecting rod 3 is connected with an end of a T shape bar 2, the 2nd T shape bar 6, the 3rd T shape bar 9, the 4th T shape bar 11 respectively; The other two ends of the one T shape bar 2 are connected through oval pin 7 with an end of the first right angle connecting rod 1 and the second right angle connecting rod 4 respectively; The 3rd T shape bar 9 one ends are connected through short cylindrical pin 5 with the first layering right angle connecting rod 8, and the other end is connected through oval pin 7 with the second layering right angle connecting rod 10; The 2nd T shape bar 6 one ends are connected through short cylindrical pin 5 with the second right angle connecting rod 4, and the other end is connected through oval pin 7 with the first layering right angle connecting rod 8; The 4th T shape bar 11 1 ends are connected through short cylindrical pin 5 with the second layering right angle connecting rod 11, and the other end is connected through oval pin 7 with the first right angle connecting rod 1.Cross quadrature connecting rod 13 is the equal length bar of two mutual square crossings, and the top is the semicircle arcuation, and the end is provided with center hole.The first right angle connecting rod 1 and the second right angle connecting rod 4 are L shaped, and an end is provided with circular hole, and the other end has round boss, and boss has centre bore; The first layering right angle connecting rod 8 and the second layering right angle connecting rod 10 also are L shaped, and an end is provided with circular hole, and the other end has round boss, and boss has centre bore; The boss position of the boss of the first layering right angle connecting rod 8 and the second layering right angle connecting rod 10 and the first right angle connecting rod 1 and the second right angle connecting rod 4 is provided with on the contrary.
Cross layering connecting rod 3 is the equal length bar of mutual square crossing, and the termination is the semicircle arcuation, and two boom ends are provided with center hole, and other two boom ends have round boss, and boss has centre bore, and the both ends boss oppositely is provided with each other.Higher slice connecting rod 14 is the T font, and there is round boss an end, and boss has centre bore, and transverse ends portion is provided with circular hole.
Parting layer connecting rod 12 on the right side is T font structure with parting layer connecting rod 15 on the left side, and respectively there is round boss in transverse ends portion, and boss has centre bore, and an other end is provided with circular hole; Parting layer connecting rod 12 both ends boss on the right side oppositely is provided with each other; Parting layer connecting rod 15 both ends boss on the left side also oppositely is provided with each other; Part layer connecting rod 12 end boss on the right side and part layer connecting rod 15 end boss on the left side reverse each other.
Each link member size proportionate relationship each other in the present embodiment:
The equal length bar of the mutual square crossing of cross layering connecting rod 3 is L
1, the bar length of four T shape connecting rods is L
2, the bar length of two right angle connecting rods and two layering right angle connecting rods is L
1In theory, all can form square shaped cells mechanism as long as satisfy the long ratio person of above-mentioned bar.When concrete operations,, suitably adjust L during mechanism kinematic because each connecting rod has certain width, thickness
1And L
2Length after can avoid interfering, added boss thickness was identical with each connecting rod thickness when layering was handled.Under this size condition, the development agency shrinkage ratio that can draw the assembling completion is more than 1:2.
As shown in Figure 1; When the pin joint that is connected with cross layering connecting rod 3 rotatablely moved, square shaped cells mechanism realized launching contractile function under the driving of T shape connecting rod 2 at motor, and start point is 180 °; Square shaped cells planar array development agency is in transportation; When storing is contraction state, when it need launch, can organize work according to above-mentioned operation principle.Whole system has only one degree of freedom, is rotary freedom, uses the microminiature motor to carry out drive controlling as power source.
Each rod member width is b=20mm in the present embodiment, and thickness is h=10mm, L
1=25mm, L
2=70mm, Circularhole diameter d on each rod member
1=10mm, the diameter of employed straight pin are d
2=10mm, the length of straight pin is selected two kinds of 20mm and 30mm as the case may be for use, and the round boss height of each interlinking lever end is identical with each connecting rod thickness; Each rod member junction is that the boss thickness that the layering processing is increased is 10mm, is the thickness of a rod member, also as one deck.
The shrinkage ratio of square shaped cells mechanism can be through control L
1, L
2And the shrinkage ratio of the size of b change mechanism, work as L
1=25mm, L
2=70mm, during b=20mm, the shrinkage ratio that can obtain this development agency is 1:2.1.And work as L
1=2225mm, L
2=70mm, during b=10mm, the shrinkage ratio that can obtain this development agency is 1:2.3, at this moment, need to change the diameter of circular hole on each rod member and the diameter of straight pin, makes d
1=6mm, d
2=6mm.
The planar array combination of square shaped cells mechanism can realize the function of taking down the exhibits, and as shown in Figure 4 during planar array, needed structural member is consulted Fig. 7-Figure 14, uses straight pin to interconnect and gets final product.Can change L according to actual needs
1, L
2With the size ratio of width b to change shrinkage ratio, the number that also can change square shaped cells mechanism in the array combination mechanism changes integrally-built radial dimension.Square shaped cells planar array development agency is specially adapted to the field of the large tracts of land expansion contraction of satellite antenna development system, also can be applicable to other like handicraft and Construction Building Materials field.
Claims (5)
1. one kind based on square shaped cells planar array development agency, it is characterized in that: comprise that a plurality of square shaped cells are respectively in horizontal and vertical connection combination; Between the unit mechanisms through cross layering connecting rod with cross quadrature connecting rod, higher slice connecting rod, part a layer connecting rod on the right side, part a layer connecting rod on the left side and be connected combination;
Said square shaped cells comprises the first right angle connecting rod, a T shape bar, cross layering connecting rod, the second right angle connecting rod, short cylindrical pin, the 2nd T shape bar, oval pin, the first layering right angle connecting rod, the 3rd T shape bar, the second layering right angle connecting rod, the 4th T shape bar; With cross layering connecting rod is that the center is connected with an end of a T shape bar, the 2nd T shape bar, the 3rd T shape bar, the 4th T shape bar respectively; The other two ends of the one T shape bar are connected through oval pin with the end of the first right angle connecting rod with the second right angle connecting rod respectively; The 3rd T shape bar one end is connected through the short cylindrical pin with the first layering right angle connecting rod, and the other end is connected through oval pin with the second layering right angle connecting rod; The 2nd T shape bar one end is connected through the short cylindrical pin with the second right angle connecting rod, and the other end is connected through oval pin with the first layering right angle connecting rod; The 4th T shape bar one end is connected through the short cylindrical pin with the second layering right angle connecting rod, and the other end is connected through oval pin with the first right angle connecting rod; Said cross layering connecting rod is the equal length bar of mutual square crossing, and the termination is the semicircle arcuation, and two boom ends have center hole, and other two boom ends are provided with round boss, and boss has centre bore, and the both ends boss oppositely is provided with each other; Said first right angle connecting rod and the said second right angle connecting rod are L shaped, and there is circular hole an end, and the other end is provided with round boss, and boss has centre bore; Said first layering right angle connecting rod and the said second layering right angle connecting rod are L shaped, and there is circular hole an end, and the other end is provided with round boss, and boss has centre bore; The boss position of the boss of two layering right angle connecting rods and two right angle connecting rods is provided with on the contrary.
2. square shaped cells planar array development agency according to claim 1 is characterized in that: said cross quadrature connecting rod is the equal length bar of two mutual square crossings, and the top is the semicircle arcuation, and the end is provided with center hole.
3. square shaped cells planar array development agency according to claim 1 is characterized in that: said higher slice connecting rod is the T font, and an end is provided with round boss, and boss has centre bore, and there is circular hole in transverse ends portion.
4. square shaped cells planar array development agency according to claim 1 is characterized in that: saidly part layer connecting rod on the right side and the said layer connecting rod that part on the left side is T font structure, respectively there is round boss in transverse ends portion, and boss has centre bore, and an other end is provided with circular hole; Parting layer connecting rod both ends boss on the right side oppositely is provided with each other; Parting layer connecting rod both ends boss on the left side also oppositely is provided with each other; Part layer interlinking lever end boss on the right side and part layer interlinking lever end boss on the left side reverse each other.
5. square shaped cells planar array development agency according to claim 1 is characterized in that: the round boss height of each interlinking lever end is identical with each connecting rod thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210310520.3A CN102820516B (en) | 2012-08-28 | 2012-08-28 | Planar array expanding mechanism based on square units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210310520.3A CN102820516B (en) | 2012-08-28 | 2012-08-28 | Planar array expanding mechanism based on square units |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102820516A true CN102820516A (en) | 2012-12-12 |
| CN102820516B CN102820516B (en) | 2014-09-03 |
Family
ID=47304463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210310520.3A Expired - Fee Related CN102820516B (en) | 2012-08-28 | 2012-08-28 | Planar array expanding mechanism based on square units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102820516B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966892A (en) * | 2015-05-18 | 2015-10-07 | 西北工业大学 | Regularly-hexagonal plane unfolding mechanism |
| CN105470621A (en) * | 2016-01-12 | 2016-04-06 | 南京理工大学 | Antenna deploying mechanism for cubesat |
| CN106763127A (en) * | 2017-01-09 | 2017-05-31 | 魏铃杰 | A kind of bindiny mechanism |
| CN108847518A (en) * | 2018-07-20 | 2018-11-20 | 广西大学 | One kind imitating cobweb space development agency based on scissors unit |
| CN109103560A (en) * | 2018-07-20 | 2018-12-28 | 广西大学 | One kind can open up unit scissor connected double-layer deployable antenna mechanism based on diamond shape |
| CN109149052A (en) * | 2018-07-20 | 2019-01-04 | 广西大学 | One kind driving double-deck deployable antenna mechanism based on scissor mechanism torsional spring |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1193268A (en) * | 1997-09-19 | 1999-04-06 | Nippon Telegr & Teleph Corp <Ntt> | Developed truss structure |
| US5931420A (en) * | 1997-02-24 | 1999-08-03 | Mitsubishi Denki Kabushiki Kaisha | Deployable truss structure |
| CN202352817U (en) * | 2011-11-24 | 2012-07-25 | 西北工业大学 | High retraction ratio unfolding unit mechanism capable of arraying ten rods |
| CN202855885U (en) * | 2012-08-28 | 2013-04-03 | 西北工业大学 | Plane array unfolding mechanism based on square units |
-
2012
- 2012-08-28 CN CN201210310520.3A patent/CN102820516B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5931420A (en) * | 1997-02-24 | 1999-08-03 | Mitsubishi Denki Kabushiki Kaisha | Deployable truss structure |
| JPH1193268A (en) * | 1997-09-19 | 1999-04-06 | Nippon Telegr & Teleph Corp <Ntt> | Developed truss structure |
| CN202352817U (en) * | 2011-11-24 | 2012-07-25 | 西北工业大学 | High retraction ratio unfolding unit mechanism capable of arraying ten rods |
| CN202855885U (en) * | 2012-08-28 | 2013-04-03 | 西北工业大学 | Plane array unfolding mechanism based on square units |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966892A (en) * | 2015-05-18 | 2015-10-07 | 西北工业大学 | Regularly-hexagonal plane unfolding mechanism |
| CN105470621A (en) * | 2016-01-12 | 2016-04-06 | 南京理工大学 | Antenna deploying mechanism for cubesat |
| CN105470621B (en) * | 2016-01-12 | 2018-01-05 | 南京理工大学 | Cube star antenna deployment mechanism |
| CN106763127A (en) * | 2017-01-09 | 2017-05-31 | 魏铃杰 | A kind of bindiny mechanism |
| CN108847518A (en) * | 2018-07-20 | 2018-11-20 | 广西大学 | One kind imitating cobweb space development agency based on scissors unit |
| CN109103560A (en) * | 2018-07-20 | 2018-12-28 | 广西大学 | One kind can open up unit scissor connected double-layer deployable antenna mechanism based on diamond shape |
| CN109149052A (en) * | 2018-07-20 | 2019-01-04 | 广西大学 | One kind driving double-deck deployable antenna mechanism based on scissor mechanism torsional spring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102820516B (en) | 2014-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102820516B (en) | Planar array expanding mechanism based on square units | |
| CN107331939B (en) | Scissor-type hexagonal prisms can open up the space development agency of unit and its composition | |
| CN105244629B (en) | 3R 3RSR single-degree-of-freedoms tetrahedrons can open up unit | |
| CN105799950B (en) | Single-degree-of-freedom Planar Mechanisms scissors can open up the space development agency of unit and its composition | |
| CN107579332B (en) | Synchronous expansion and contraction cylindrical surface antenna based on Bennett mechanism | |
| CN103840245B (en) | A kind of plane formula expandable truss and stepwise development method thereof | |
| CN107054693B (en) | Single-degree-of-freedom asymmetric shear hinge type expandable mechanism unit | |
| CN106450647A (en) | Shears-fork type hexagonal-prism extensible unit and space extensible mechanism formed by the same | |
| CN102832438B (en) | Regular-triangle-unit planar array deployable mechanism | |
| CN105977648A (en) | Shear fork coordinated type annular space deployable antenna mechanism | |
| CN107768797A (en) | A kind of spaceborne solid face deployable antenna | |
| CN106025483A (en) | Scissors fork linkage type over-constrained deployable unit and spatial deployable mechanism thereof | |
| CN103587721B (en) | The deployable supporting arm mechanism in a kind of space | |
| CN109860974A (en) | It is compound to cut hinge formula hoop truss deployable antenna mechanism | |
| CN104078741A (en) | Novel scissor-based annular array extensible mechanism | |
| CN106314826A (en) | Torsional spring driven shear fork extending arm | |
| CN203601584U (en) | Shear-fork type space stretch arm | |
| CN202855885U (en) | Plane array unfolding mechanism based on square units | |
| CN106229603A (en) | Torsion spring drives scissor-type annular truss deployable antenna mechanism | |
| CN110217408A (en) | A kind of novel planar deployable structure | |
| CN104966892B (en) | A kind of regular hexagon planar development mechanism | |
| CN202126218U (en) | Directly-connected lengthways unfolding mechanism for folding wings | |
| CN202115709U (en) | Space cam-spiral combined repeated folding unlocking mechanism | |
| CN205828633U (en) | Scissor coordinated type bilayer annular truss deployable antenna mechanism | |
| CN102730202A (en) | Folding/unfolding-repeatable locking/unlocking mechanism with joint hinges for solar wing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150828 |
|
| EXPY | Termination of patent right or utility model |