CN101342947B - Space fragment and micrometeoroid impact resistant protection mechanism capable of inflating and expanding on rails - Google Patents
Space fragment and micrometeoroid impact resistant protection mechanism capable of inflating and expanding on rails Download PDFInfo
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- CN101342947B CN101342947B CN2008101369677A CN200810136967A CN101342947B CN 101342947 B CN101342947 B CN 101342947B CN 2008101369677 A CN2008101369677 A CN 2008101369677A CN 200810136967 A CN200810136967 A CN 200810136967A CN 101342947 B CN101342947 B CN 101342947B
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Abstract
可在轨充气展开的抗空间碎片和微流星体撞击的防护机构，它涉及一种抗空间碎片和微流星体撞击的防护机构。针对一次性或多次发射进行空间组装成大尺寸防护屏费用高、难度大及采用机械式展开防护屏折叠效率低、可靠性低、展开后体积小问题。相邻两层可刚化充气展开平面框架之间通过充气展开支撑立管总成连接，可刚化充气展开平面框架内设置有与其连接的防护屏，可刚化充气展开平面框架内装有水平导线和进气管，充气展开支撑立管总成内装有竖直平行导线和充气管，水平导线与竖直平行导线连接，第一、二充气管与可刚化充气展开长、短支撑管连通，竖直充气管与可刚化充气展开支撑立管连通。本发明防护效果好、可靠性高、重量轻、折叠效率高、费用低。
The utility model relates to a protection mechanism against space debris and micrometeoroid impact which can be inflated and expanded in orbit, and relates to a protection mechanism against space debris and micrometeoroid impact. It is expensive and difficult to assemble a large-size protective screen for one-time or multiple launches, and the folding efficiency and reliability of the mechanically unfolded protective screen are low, and the volume is small after deployment. Two adjacent rigid inflatable and expandable plane frames are connected by inflatable expandable support riser assembly, the rigid inflatable expandable plane frame is provided with a protective screen connected with it, and the rigid inflatable expandable plane frame is equipped with horizontal wires And the intake pipe, the inflatable expansion support riser assembly is equipped with vertical parallel wires and inflation pipes, the horizontal wires are connected with the vertical parallel wires, the first and second inflation pipes communicate with the long and short support pipes that can be rigidized and inflated, and the vertical The straight inflation pipe communicates with the rigidizable inflatable deployment support riser. The invention has good protection effect, high reliability, light weight, high folding efficiency and low cost.
Description
Technical field
The present invention relates to the protection mechanism of a kind of anti-space debris and micrometeoroid bump.
Background technology
In the orbit space of spacecrafts such as satellite operations, exist a large amount of high-speed motions (micrometeoroid and the space debris of speed 〉=8km/s), the bump of these micrometeoroids and space debris can make the aircraft damage, destroys even lose efficacy, and the while also constitutes a serious threat to astronaut's life security.For the space debris more than the 1cm, can be by giving early warning at rail fragment monitoring device etc., take to avoid and wait initiatively safeguard procedures; For the space debris below the 1cm, then can only adopt the passive protection measure.The protectiving scheme of spacecraft mainly contains fixed type and two kinds of protective shield mechanisms of mechanical type at present.Spacecraft often needs the zone of protection of large-size, needs large-sized protective shield.Launched the restriction of volume and expense, disposable emission or repeatedly emission carry out spatial group to dress up large-sized protective shield expense higher, even be difficult to realize; The protective shield that adopts mechanical type to launch then exist folding efficiency low, launch reliability low, launch the back volume less, be difficult to make up more than three layers or the shortcomings such as multilayer proofing of more multi-layered number.Therefore, design be easy to launch, launching costs is lower, the protection mechanism of large scale, many, the anti-space debriss of the protective shield number of plies and micrometeoroid bump, will play crucial effects to the functional reliability and the existence life-span of spacecrafts such as satellite, airship.(draw certainly: Zhang Wei, Pang Baojun, Zhang Zehua. spacecraft micrometeoroid and protection of space debris Structural Performance Analysis J. Harbin Institute of Technology journal, 2002,34 (5): 603.).
Summary of the invention
The objective of the invention is for solve to adopt disposable emission or repeatedly emission carry out spatial group dress up that there is the expense height in large-sized protective shield, difficulty is big in addition be difficult to realize and the protective shield that adopts mechanical type to launch exist folding efficiency low, launch reliability low, launch the back volume less, be difficult to make up more than three layers or the problem of the multilayer proofing of more multi-layered number, and then provide a kind of can be at the inflating expanded anti-space debris of rail and the protection mechanism of micrometeoroid bump.
The present invention addresses the above problem the technical scheme of taking to be: but protection mechanism of the present invention comprises two-layer at least steel charge expansion plane framework, at least two protective shields, at least four inflating expanded Supporting vertical tube assemblies, many frenulums, at least two horizontal wires, four pairs of vertical parallel wires, two first appendixs, two second appendixs, four vertical appendixs, four level inflation control cock and four control cock; But described two-layer at least steel charge expansion plane framework up and down over against and be arranged in parallel, but connect and compose airtight inflating expanded support frame by four inflating expanded Supporting vertical tube assemblies between four angle ends of adjacent two layers steel charge expansion plane framework, but be provided with a protective shield in described every layer of steel charge expansion plane framework, but described each protective shield is connected with corresponding steel charge expansion plane framework by many frenulums, but in described every layer of steel charge expansion plane framework a horizontal wire is housed, the inflating expanded Supporting vertical tube assembly that is positioned at each angle end of airtight inflating expanded support frame is equipped with a pair of vertical parallel wire, but the electric heating layer of the steel charge expansion Supporting vertical tube in described vertical parallel wire and the inflating expanded Supporting vertical tube assembly is connected, the two ends of four pairs of vertical parallel wires are exposed at the outside of airtight inflating expanded support frame, wherein a pair of connection the in the two ends of described every horizontal wire and the four pairs of vertical parallel wires, but but but but the horizontal wire that is arranged in every layer of steel charge expansion plane framework be connected with the electrothermal layer of the stay tube of drawing money on credit with two steel charge expansions in the steel charge expansion plane framework of layer and the heater mat of two short support tubes of steel charge expansions respectively, but be positioned on each ends of two diagonal angle ends of steel charge expansion plane framework of the superiors and respectively be provided with one first appendix and one second appendix, stay tube is communicated with but but the steel charge expansion in the steel charge expansion plane framework of an end of described each first appendix and the superiors is drawn money on credit, but but the short support tube of the steel charge expansion in the steel charge expansion plane framework of an end of described each second appendix and the superiors is communicated with, but each the angle end that is positioned at the steel charge expansion plane framework of the superiors is provided with a vertical appendix, but the lower end of described each vertical appendix is communicated with steel charge expansion Supporting vertical tube in the corresponding inflating expanded Supporting vertical tube assembly, a level inflation control cock is housed respectively on each first appendix and second appendix, a control cock is housed on each vertical appendix.
The present invention has following beneficial effect: one, adopt the multilayer proofing screen, better protecting effect.Two, but employing steel charge expansion plane framework is equipped with protective shield as the main body of frame support structure of the present invention in described framework.But protective shield is connected with the steel charge expansion plane framework with the connection mode of frenulum, thereby can guarantee that in use described framework is folding with certain size, the folding efficiency height, and the emission volume is little.Three, but the support tube in the described framework is owing to adopt the structure of steel charge expansion, support tube can launch as propulsive effort with inflation pressure along axis direction, launch the rear supporting tube energising and be heating and curing, thereby form supporting construction stable, that satisfy rigidity of structure requirement.Four, but plane framework is owing to adopt the supporting construction of steel charge expansion, it is simple in structure, not easy break-down, launch good reliability, overall weight is light, folding efficiency is high.Five, the present invention is owing to be equipped with control cock on appendix, and the may command appendix fills into support tube gas inside flow and flow velocity, makes the inflating expanded process of airtight inflating expanded support frame comparatively stable.Six, because support tube is to be made of the multilayer film composite material, performance figure such as support tube bending stiffness, intensity can design by the methods such as diameter, length, thickness of pipe and material property that change support tube.Seven, when but the steel charge expansion plane framework is multilayer, by inflating expanded, it is higher, more easy to control to launch efficient between layer and the layer.Eight, inflating expanded support tube expansion of employing and support between the multilayer proofing screen, spacing can be launched into enough greatly between layer and the layer, helps the expansion of space debris debris cloud after clashing into protective shield, thereby improves the protection effect of protection mechanism greatly.Nine, the present invention have simple in structure, cost is low, launch the reliability height, overall weight is light, folding efficiency is high, the little advantage of emission volume, can on spacecrafts such as satellite, airship, space station, use, as the protection mechanism that makes up aircraft such as satellite, manned spacecraft.
Description of drawings
Fig. 1 is an integral structure front view of the present invention, Fig. 2 is the A portion enlarged drawing of Fig. 1, Fig. 3 is the B portion enlarged drawing of Fig. 1, Fig. 4 is the birds-eye view of Fig. 1, Fig. 5 is the front view that end cap 19 and O-ring seal 21 are assembled together, Fig. 6 is the C-C cutaway view of Fig. 5, Fig. 7 connects the front view that dish 22 is assembled together with sealing rubber ring 24, Fig. 8 is the D-D cutaway view of Fig. 7, but Fig. 9 is a steel charge expansion the draw money on credit front view of stay tube 14, but Figure 10 is the front view of the short support tube 16 of steel charge expansion, but Figure 11 is the front view of steel charge expansion Supporting vertical tube 12.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1～Fig. 4 and Fig. 9～Figure 11 present embodiment is described, but the protection mechanism of present embodiment comprises two-layer at least steel charge expansion plane framework 1, at least two protective shields 2, at least four inflating expanded Supporting vertical tube assemblies 3, many frenulums 4, at least two horizontal wires 5, the four pairs of vertical parallel wires 6, two first appendixs 7, two second appendixs 8, four vertical appendixs 9, four level inflation control cock 10 and four control cock 11; But described two-layer at least steel charge expansion plane framework about in the of 1 over against and be arranged in parallel, but connect and compose airtight inflating expanded support frame by four inflating expanded Supporting vertical tube assemblies 3 between four angle ends of adjacent two layers steel charge expansion plane framework 1, but be provided with a protective shield 2 in described every layer of steel charge expansion plane framework 1, but described each protective shield 2 is connected with corresponding steel charge expansion plane framework 1 by many frenulums 4, but in described every layer of steel charge expansion plane framework 1 horizontal wire 5 is housed, the inflating expanded Supporting vertical tube assembly 3 that is positioned at each angle end of airtight inflating expanded support frame is equipped with a pair of vertical parallel wire 6, but the electric heating layer 13 of the steel charge expansion Supporting vertical tube 12 in described vertical parallel wire 6 and the inflating expanded Supporting vertical tube assembly 3 is connected, the two ends of four pairs of vertical parallel wires 6 are exposed at the outside of airtight inflating expanded support frame, wherein a pair of connection the in the two ends of described every horizontal wire 5 and the four pairs of vertical parallel wires 6, but but but but the horizontal wire 5 that is arranged in every layer of steel charge expansion plane framework 1 be connected with the electrothermal layer 15 of the stay tube 14 of drawing money on credit with two steel charge expansions in the steel charge expansion plane framework 1 of layer and the heater mat 17 of two short support tubes 16 of steel charge expansions respectively, but be positioned on two diagonal angle ends of steel charge expansion plane framework 1 of the superiors and be respectively arranged with one first appendix 7 and one second appendix 8, stay tube 14 is communicated with but but the steel charge expansion in the steel charge expansion plane framework 1 of an end of described each first appendix 7 and the superiors is drawn money on credit, but but the short support tube 16 of the steel charge expansion in the steel charge expansion plane framework 1 of an end of described each second appendix 8 and the superiors is communicated with, but each the angle end that is positioned at the steel charge expansion plane framework 1 of the superiors is provided with a vertical appendix 9, but the lower end of described each vertical appendix 9 is communicated with steel charge expansion Supporting vertical tube 12 in the corresponding inflating expanded Supporting vertical tube assembly 3, on each first appendix 7 and second appendix 8 a level inflation control cock 10 is housed respectively, on each vertical appendix 9 control cock 11 is housed.In the present embodiment, but in but drawing money on credit stay tube 14 and the short support tube 16 of steel charge expansion, steel charge expansion charges into gas by first appendix 7 and second appendix 8, with horizontal ventilating control valve 10 control suction quantity.But in steel charge expansion Supporting vertical tube 12, charge into gas by vertical appendix 9, with control cock 11 control suction quantity.By to horizontal wire 5 and vertically parallel wire 6 energising heating, but but but the draw money on credit short support tube 16 of stay tube 14 steel charge expansions and steel charge expansion Supporting vertical tube 12 of steel charge expansion solidified.Level inflation control cock 10 in the present embodiment and four control cock 11 all adopt the electromagnetism control damper, and the electromagnetism control damper is an outsourcing piece.
The specific embodiment two: in conjunction with Fig. 1～Fig. 4, Fig. 5 and Fig. 6 present embodiment is described, but but but every layer of steel charge expansion plane framework 1 of present embodiment form by the draw money on credit short support tube of stay tube 14, two steel charge expansions 16, four attaching partss 18, eight end caps 19, eight clips 20 and eight O-ring seals 21 of two steel charge expansions; But the short support tube 16 of stay tube 14 and two steel charge expansions is oppositely arranged respectively and constitutes rectangular frame but described two steel charge expansions are drawn money on credit, each drift angle place of described rectangular frame is provided with an attaching parts 18 respectively, but, described each steel charge expansion in the two ends of stay tube 14 and in the two ends of the short support tube 16 of each steel charge expansion an end cap 19 is housed respectively but drawing money on credit, but described end cap 19 is drawn money on credit airtight connection of inwall of stay tube 14 by being contained in O-ring seal 21 and steel charge expansion on its outer wall, but but the described end cap 19 that is contained in the short support tube of steel charge expansion 16 two ends is lacked airtight connection of inwall of support tube 16 by being contained in O-ring seal 21 and steel charge expansion on end cap 19 outer walls, described each end cap 19 is connected with corresponding attaching parts 18, but on the outer wall at stay tube 14 two ends and on the outer wall at the short support tube of each steel charge expansion 16 two ends a clip 20 is housed respectively but each steel charge expansion is drawn money on credit, but the two ends of stay tube 14 are affixed by clip 20 and end cap 19 respectively with the two ends of each steel charge expansion weak point support tube 16 but described each steel charge expansion is drawn money on credit.So be provided with, easy for installation, connect reliable.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment three: in conjunction with Fig. 1～Fig. 4, Fig. 7 and Fig. 8 present embodiment is described, but each inflating expanded Supporting vertical tube assembly 3 of present embodiment connects 22, two larynx hoops 23 of dish by steel charge expansion Supporting vertical tube 12, two and two sealing rubber rings 24 are formed; But respectively be equipped with one in the two ends of described each steel charge expansion Supporting vertical tube 12 and connect dish 22, the described dish 22 that connects is connected with but the inwall of steel charge expansion Supporting vertical tube 12 is airtight by the sealing rubber ring 24 that is contained on its outer wall, but a larynx hoop 23 is housed respectively on the outer wall at each steel charge expansion Supporting vertical tube 12 two ends, but the two ends of each steel charge expansion Supporting vertical tube 12 respectively by larynx hoop 23 with to connect dish 22 affixed, but the two ends of described each steel charge expansion Supporting vertical tube 12 are connected with corresponding attaching parts 18 by connecing dish 22.So be provided with, easy for installation, connect reliable.Other composition and annexation are identical with the specific embodiment two.
The specific embodiment four: in conjunction with Fig. 1, Fig. 2, Fig. 4, Fig. 5 and Fig. 6 illustrate present embodiment, the attaching parts 18 of present embodiment is open attaching parts, but described open attaching parts is positioned at the place, four end angles of the steel charge expansion plane framework 1 of the superiors, open attaching parts is by first side plate 26 that vertically is provided with and is fixed together mutually, second side plate 27 and base plate 28 are formed, the two ends of stay tube 14 are connected with first side plate 26 of corresponding open attaching parts by dress end cap 19 within it but but two steel charge expansions of the steel charge expansion plane framework 1 of the described the superiors are drawn money on credit, but but the two ends of the short support tube 16 of two steel charge expansions of the steel charge expansion plane framework 1 of the described the superiors are connected with second side plate 27 of corresponding open attaching parts by dress end cap 19 within it,, an end of described each first appendix 7 is communicated with but but passing first side plate 26 of corresponding open attaching parts and end cap 19 and the steel charge expansion of the steel charge expansion plane framework 1 of the superiors stay tube 14 of drawing money on credit, but, an end of described each second appendix 8 is communicated with the short support tube 16 of the steel charge expansion of the steel charge expansion plane framework 1 of the superiors but passing second side plate 27 and the end cap 19 of corresponding open attaching parts, but the lower end of described each vertical appendix 9 is passed the base plate 28 of corresponding open attaching parts and is communicated with corresponding steel charge expansion Supporting vertical tube 12, wherein a pair of connection the in first side plate 26 that corresponding open attaching parts is passed at the two ends of described every horizontal wire 5 and second side plate 27 and end cap 19 and the four pairs of vertical parallel wires 6.So be provided with, simple in structure, be convenient to install.Other composition and annexation are identical with the specific embodiment two.
The specific embodiment five: in conjunction with Fig. 1, Fig. 3, Fig. 4, Fig. 7 and Fig. 8 illustrate present embodiment, the attaching parts 18 of present embodiment is cubic hollow body 29, but described cubic hollow body 29 is positioned at the place, four end angles of interlayer or orlop steel charge expansion plane framework 1, the two ends of stay tube 14 are connected with a side of corresponding cubic hollow body 29 by end cap 19 respectively but but two steel charge expansions in described interlayer or the orlop steel charge expansion plane framework 1 are drawn money on credit, but but two steel charge expansions in described interlayer or the orlop steel charge expansion plane framework 1 lack the two ends of support tubes 16 and pass through end cap 19 respectively and be connected with another side of corresponding cubic hollow body 29.So be provided with, simple in structure, be convenient to install.Other composition and annexation are identical with the specific embodiment two.
The specific embodiment six: present embodiment is described in conjunction with Fig. 1, each protective shield 2 of present embodiment is arranged according to 1～1000 row and 1～1000 row by polylith rigid protection screen 30 and is constituted, the transverse pitch and the longitudinal pitch of adjacent two rigid protections screen 30 are 1～50cm, adjacent two rigid protections screen 30 connects by frenulum 4, but but but each protective shield 2 lack support tubes 16 with two steel charge expansions and be connected by the stay tube 14 of drawing money on credit of two steel charge expansions in the steel charge expansion plane framework 1 of many frenulums 4 and equivalent layer.The quantity and spacing of rigid protection screen 30 is selected as required.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment seven: in conjunction with Fig. 1 present embodiment is described, but the number of plies of the steel charge expansion plane framework 1 of present embodiment is two～20 layers, but the spacing between the protective shield 2 in the adjacent two layers steel charge expansion plane framework 1 is 5～100cm.But the number of plies of steel charge expansion plane framework 1 is selected as required.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment eight: present embodiment is described in conjunction with Fig. 1, every rigid protection screen 30 of present embodiment is made by metal sheet or reinforced epoxy base composite material laminated plate, described reinforced epoxy base composite material laminated plate is single or multiple lift carbon fiber reinforced epoxy resin-based composite laminated wood, single or multiple lift aramid fiber reinforced epoxy base composite material laminated plate or single or multiple lift fiber reinforced epoxy resin base composite material laminated plate, and the thickness of described metal sheet is 1～50mm.So be provided with, anti-space debris and micrometeoroid impact effects are good.Other composition and annexation are identical with the specific embodiment six.
The specific embodiment nine: present embodiment is described in conjunction with Fig. 1, every rigid protection screen 30 of present embodiment is by multilayer carbon fiber reinforced epoxy resin-based composite laminated wood, multilayer aramid fiber reinforced epoxy base composite material laminated plate and compound glass fiber reinforced epoxy resin base composite material laminated plate are stacked together up and down according to putting in order arbitrarily to bond and constitute, perhaps by stacked conducting plate, multilayer carbon fiber reinforced epoxy resin-based composite laminated wood, multilayer aramid fiber reinforced epoxy base composite material laminated plate and compound glass fiber reinforced epoxy resin base composite material laminated plate are stacked together up and down according to putting in order arbitrarily to bond and constitute.So be provided with, anti-space debris and micrometeoroid impact effects are good.Other composition and annexation are identical with the specific embodiment six.
The specific embodiment ten: present embodiment is described in conjunction with Fig. 1, Fig. 5 and Fig. 6, one side end face of the end cap 19 of present embodiment is provided with convex 37, the opposite side end face upper edge of end cap 19 is axially arranged with center shrinkage pool 38, can alleviate the overall weight of end cap 19, the excircle end face of end cap 19 is provided with annular groove 39, described O-ring seal 21 is contained in the annular groove 39 of end cap 19, the end face of convex 37 1 sides of end cap 19 is provided with 3～5 tapped bore, described end cap 19 and attaching parts 18 by being contained in end cap 19 tapped bore and the screw in attaching parts 18 screw holes be connected.Other composition and annexation are identical with the specific embodiment two.
The specific embodiment 11: in conjunction with Fig. 1, Fig. 7 and Fig. 8 illustrate present embodiment, a side end face that connects dish 22 of present embodiment is provided with round convex 40, the opposite side end face upper edge that connects dish 22 is axially arranged with central shaft hole 41, can alleviate the overall weight that connects dish 22, the excircle end face that connects dish 22 is provided with circular groove 42, described sealing rubber ring 24 is contained in the circular groove 42 that connects dish 22, the end face that connects dish 22 round convex 40 1 sides is provided with 3～5 tapped through holees, and described dish 22 and the attaching parts 18 of connecing coils 22 tapped through hole and the screw in attaching parts 18 screw holes is connected by being contained in to connect.Other composition and annexation are identical with the specific embodiment three.
The specific embodiment 12: the shape of the rigid protection screen 30 of present embodiment is oblong, square, triangle, circle or oval, and the described length of side that is shaped as oblong, square or leg-of-mutton rigid protection screen is 1～1000cm.The shape of rigid protection screen 30 is selected as required.Other composition and annexation are identical with the specific embodiment six.
The specific embodiment 13: in conjunction with Fig. 9～Figure 11 present embodiment is described, but the tube wall of the steel charge expansion Supporting vertical tube 12 of present embodiment is made up of gas-barrier layer 43, electric heating layer 13, heatcure layer 44, adiabatic layer 45 and space environment protective layer 46 respectively successively from the inside to the outside; The tube wall of stay tube 14 is made up of gas barrier layer 47, electrothermal layer 15, cured layer 48, heat-insulating protective layer 49 and space protective layer 50 respectively from the inside to the outside successively but described steel charge expansion is drawn money on credit; But the tube wall of the short support tube 16 of described steel charge expansion is made up of barrier layer 51, heater mat 17, thermoset layer 52, adiabatic protective layer 53 and environmental protection ply 54 respectively from the inside to the outside successively; Described electric heating layer 13, electrothermal layer 15 and heater mat 17 are made by electrical-heating film or the high temperature resistant resistance silk that is arranged in together; Described heatcure layer 44, cured layer 48 and thermoset layer 52 are by epoxy resin preimpregnation carbon fibre fabric material, epoxy resin preimpregnation aramid fiber textile material, carbon fibre initial rinse fabric and aramid fiber preimpregnation Fabric composites or constitute by epoxy resin preimpregnation carbon fibre fabric and epoxy resin preimpregnation aramid fiber Fabric composites, to satisfy the different performance requirement, adopt epoxy resin preimpregnation carbon fibre fabric material, but can guarantee steel charge expansion Supporting vertical tube 12 after being heating and curing, but the short support tube 16 needed strength and stiffness of stay tube 14 and steel charge expansion but steel charge expansion is drawn money on credit; Adopt epoxy resin preimpregnation aramid fiber textile material, be characterized in that intensity height, elasticity are good; Described heatcure layer 44, the number of plies of cured layer 48 and thermoset layer 52 is selected as required, described gas-barrier layer 43, gas barrier layer 47 and barrier layer 51 are made by Kapton, gas-barrier layer 43, the thickness of gas barrier layer 47 and barrier layer 51 is 0.01～0.2mm, described space environment protective layer 46, space protective layer 50 and environmental protection ply 54 are made by polyimide film material, also protective coating can be applied, but steel charge expansion Supporting vertical tube 12 can be prevented, but the short support tube 16 of stay tube 14 and steel charge expansion suffers space radiation and damages but steel charge expansion is drawn money on credit.Other composition and annexation are identical with the specific embodiment one.
The specific embodiment 14: in conjunction with Fig. 1, Fig. 3 present embodiment is described, the difference of the present embodiment and the specific embodiment five is: the protection mechanism of present embodiment also comprises at least two four-way appendixs 31, at least four level inflation pipe control cock 32 and at least two air intake control valves 33; Described four-way appendix 31 is by the last appendix 34 that is interconnected, following appendix 35 and two vertically disposed level inflation pipes 36 are formed, but in the cubic hollow body 29 at described interlayer or place, 1 liang of diagonal angle of undermost steel charge expansion plane framework a four-way appendix 31 is housed respectively, but but the last appendix 34 that is contained in the four-way appendix 31 in the cubic hollow body 29 of steel charge expansion plane framework 1 of interlayer and following appendix 35 are communicated with adjacent steel charge expansion Supporting vertical tube 12 respectively, but but but two vertically disposed level inflation pipes 36 that are contained in the four-way appendix 31 in the cubic hollow body 29 of steel charge expansion plane framework 1 of interlayer be communicated with draw money on credit stay tube 14 and the short support tube 16 of steel charge expansion of adjacent steel charge expansion respectively, but but the last appendix 34 that is contained in the four-way appendix 31 in the cubic hollow body 29 of undermost steel charge expansion plane framework 1 is communicated with adjacent steel charge expansion Supporting vertical tube 12 respectively, but but but two vertically disposed level inflation pipes 36 that are contained in the four-way appendix 31 in the cubic hollow body 29 of steel charge expansion plane framework 1 of interlayer be communicated with draw money on credit stay tube 14 and the short support tube 16 of steel charge expansion of adjacent steel charge expansion respectively, an air intake control valve 33 is housed on the last appendix 34 of each four-way appendix 31, on two vertically disposed level inflation pipes 36 of each four-way appendix 31 a level inflation pipe control cock 32 is housed respectively.Level inflation pipe control cock 32 and air intake control valve 33 all adopt the electromagnetism control damper, and described electromagnetism control damper is an outsourcing piece.
Mechanism of the present invention longitudinally, laterally all collapsible.But the folding steel charge expansion Supporting vertical tube 12 of the z of elder generation shape, make entire mechanism become one protection mechanism on plane, but but, the entire mechanism volume is reduced again along the successively folding steel charge expansion of the both direction of horizontal surface draw money on credit stay tube 14 and the short support tube 16 of steel charge expansion.
During expansion, open horizontal ventilating control valve 10 earlier, but but but and by first appendix 7 and second appendix 8 steel charge expansion in the steel charge expansion plane framework 1 of the superiors draw money on credit and pour gas in stay tube 14 and the short support tube 16 of steel charge expansion, the entire mechanism along continuous straight runs is launched, open control cock 11 then, but gas is entered by vertical appendix 9 to be gone up in the steel charge expansion Supporting vertical tube 12 most, but the steel charge expansion plane framework 1 of the superiors is all opened, and the like, but successively open each steel charge expansion plane framework 1, after treating that whole airtight inflating expanded support frame launches fully, by to horizontal wire 5 and vertically parallel wire 6 energisings, but make steel charge expansion Supporting vertical tube 12, but the short support tube 16 of stay tube 14 and steel charge expansion solidifies but steel charge expansion is drawn money on credit.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101369677A CN101342947B (en) | 2008-08-20 | 2008-08-20 | Space fragment and micrometeoroid impact resistant protection mechanism capable of inflating and expanding on rails |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101369677A CN101342947B (en) | 2008-08-20 | 2008-08-20 | Space fragment and micrometeoroid impact resistant protection mechanism capable of inflating and expanding on rails |
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| Publication Number | Publication Date |
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| CN101342947A CN101342947A (en) | 2009-01-14 |
| CN101342947B true CN101342947B (en) | 2010-08-11 |
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| CN2008101369677A Expired - Fee Related CN101342947B (en) | 2008-08-20 | 2008-08-20 | Space fragment and micrometeoroid impact resistant protection mechanism capable of inflating and expanding on rails |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6080552B2 (en) * | 2009-11-25 | 2017-02-15 | ポウロス エアー アンド スペース | Stabilization of unstable space debris |
| GB2475926B (en) * | 2009-12-07 | 2011-10-19 | Phs Space Ltd | Debris impact mitigation apparatus for spacecraft |
| CN102358435B (en) * | 2011-08-18 | 2013-11-27 | 哈尔滨工业大学 | A truss unit that can be folded and launched, and can be expanded in both the Z-axis direction and the X-axis direction at the same time |
| CN102358436B (en) * | 2011-08-31 | 2013-09-04 | 中国航天科技集团公司第五研究院第五一三研究所 | Device for realizing spacecraft orbit keeping by utilizing space debris |
| CN102495960B (en) * | 2011-12-02 | 2013-04-17 | 北京理工大学 | Particle evaluation method for damage effect of fragments on structure of spacecraft |
| CN103693215B (en) * | 2013-12-17 | 2015-12-02 | 兰州空间技术物理研究所 | A kind of deployable mechanism protection high energy electron method |
| CN106394942A (en) * | 2016-11-17 | 2017-02-15 | 上海卫星工程研究所 | Variable cross section deep space impact buffering airbag capable of being unfolded in self-adaptive mode and construction method thereof |
| CN109455315B (en) * | 2018-09-28 | 2020-11-20 | 北京空间机电研究所 | A space debris and projectile arresting protection device and system |
| CN111152941B (en) * | 2020-01-03 | 2021-12-21 | 北京卫星环境工程研究所 | High-performance material optimization method suitable for space debris protection structure |
| CN111152942B (en) * | 2020-01-06 | 2021-09-07 | 北京卫星环境工程研究所 | A space debris protection system |
| CN111824463A (en) * | 2020-07-15 | 2020-10-27 | 中国运载火箭技术研究院 | An autonomous protection system and method suitable for high-value space platforms |
| CN112478199B (en) * | 2020-11-27 | 2022-06-14 | 南京航空航天大学 | Satellite flexible repeatable folding and unfolding defense device for resisting physical impact |
| CN114030648B (en) * | 2021-11-26 | 2024-08-27 | 哈尔滨工业大学 | A rigidifiable flexible sealed cabin that can be automatically inflated and expanded in a lunar cave |
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