CN102381491A - Unfolding control device for three-dimensional inflatable unfolding truss structure - Google Patents
Unfolding control device for three-dimensional inflatable unfolding truss structure Download PDFInfo
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- CN102381491A CN102381491A CN2011102371731A CN201110237173A CN102381491A CN 102381491 A CN102381491 A CN 102381491A CN 2011102371731 A CN2011102371731 A CN 2011102371731A CN 201110237173 A CN201110237173 A CN 201110237173A CN 102381491 A CN102381491 A CN 102381491A
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Abstract
The invention provides an unfolding control device for a three-dimensional inflatable unfolding truss structure, which relates to the unfolding control device for a three-dimensional truss structure and solves the problem that no unfolding control device for the three-dimensional truss structure exists so far. A back sidewall of a folding loading box is a fixed end of an inflatable unfolding truss; four columns of leaf spring arrays are mounted on the inside surface of a left sidewall of the folding loading box and the inside surface of a right sidewall of the folding loading box respectively; each column of the leaf spring arrays consists of a plurality of rectangular leaf springs; both the rectangular leaf springs of the four columns of the leaf spring arrays mounted on the inside surface of the left sidewall of the folding loading box and the rectangular leaf springs of the four columns of the leaf spring arrays mounted on the inside surface of the right sidewall are respectively distributed along an unfolding direction of the folding loading box; intervals are retained between the rectangular leaf springs in each column of the leaf spring arrays which are adjacent to a box cover of the folding loading box and the box cover of the folding loading box; and an upper-section box cover and a lower-section box cover are hinged with the upper end face and the lower end face of the folding loading box. The unfolding control device is used for controlling the three-dimensional inflatable unfolding truss structure to orderly unfold.
Description
Technical field
The present invention relates to a kind of deployment control apparatus of three-dimensional truss structure.
Background technology
Three-dimensional inflating expanded truss structure is that a kind of novel spacecraft that the employing flexible composite makes up, that back inflatable deployable and firmization are launched, entered the orbit to collapsible package is used truss structure; Have folding efficiency height, little, in light weight, the advantages of simple structure and simple of emission volume, can be widely used in spacecrafts such as satellite, space station.Three-dimensional inflating expanded truss version is fairly simple, does not have mechanical joints such as mechanical hinge, catch gear; Only need inflation pressure to drive and launch, do not need motor-driven, do not need transmission device, type of drive is simple.The inflating expanded truss structure is flexible before expansion; If its expansion process is not controlled rationally and effectively; Will be owing to the instability of inflating expanded process and vibration cause the overall disturbance of spacecraft, and the track of expansion process possibly interfere etc. with spacecraft or spacecraft annex.To the control of inflating expanded process, determined the reliability of expansion process, determined inflatable deployment structure can be successfully to launch and place in operation, and up to now at rail, also do not appear in the newspapers for the deployment control apparatus of three-dimensional inflating expanded truss structure.
Summary of the invention
The objective of the invention is in order to solve the problem of the deployment control apparatus that does not up to now have three-dimensional inflating expanded truss structure, and then propose a kind of deployment control apparatus of three-dimensional inflating expanded truss structure.This deployment control apparatus can guarantee that inflating expanded process rationally, in order, steadily, carry out reliably.
The deployment control apparatus of a kind of three-dimensional inflating expanded truss structure of the present invention comprises folding carrying case and eight row spring leaf arrays; Folding carrying case is the thin-wall box body structure of cuboid; The front side wall of folding carrying case is a case lid; The front end of folding carrying case is the expansion external part of inflating expanded truss, and the rear wall of folding carrying case is the fixed end of inflating expanded truss, and the rear wall of folding carrying case is provided with a plurality of fixing threaded holes and a plurality of through hole; A plurality of fixing threaded holes are used for fixing inflating expanded truss, and the main support tube that used inflating catheter passed the inflating expanded truss in through hole and the folding carrying case when inflating expanded truss was inflating expanded links to each other; Respectively be separately installed with four row spring leaf arrays on the inside face of the left side wall of folding carrying case and the inside face of right side wall; Every row spring leaf array is made up of a plurality of oblong spring leafs, and the oblong spring leaf that is installed in the oblong spring leaf of four row spring leaf arrays on the inside face of folding carrying case left side wall and is installed in four row spring leaf arrays on the inside face of folding carrying case right side wall is all along the expansion direction layout that folds carrying case; The oblong spring leaf adjacent and should leave spacing between the case lid of folding carrying case in every row spring leaf array with the case lid of folding carrying case; Case lid comprises joint case lid and lower box lid; Last joint case lid is hinged with the upper side wall of folding loading casing; The lower box lid is hinged with the lower wall of folding loading casing; When last joint case lid and lower box lid is in when opening fully, on save case lid and folded carrying case upper side wall be in the same horizontal surface, lower box lid and the lower wall of folding carrying case are in the same horizontal surface.
Each folded section of the every main support tube that is provided with along its length on the inflating expanded truss of the present invention constrains between adjacent two the oblong spring leafs in same row spring leaf array.
The quantity of a plurality of through holes of the present invention is four; Four through hole rectangular settings on the rear wall of folding carrying case; The quantity of a plurality of fixing threaded holes is 16, and 16 fixing threaded holes are divided into four groups, four groups of fixing threaded holes and four corresponding one by one settings of through hole; The quantity of every group of fixing threaded hole is four, and four fixing threaded holes in every group of fixing threaded hole are uniformly distributed with the outer circumference that is arranged on corresponding through hole.
Beneficial effect of the present invention: the deployment control apparatus of three-dimensional inflating expanded truss structure of the present invention can be good at controlling the inflating expanded process of three-dimensional inflating expanded truss; Make each main support tube that is provided with along its length in the inflating expanded truss can drive down steadily at inflation pressure, reliable, coordinate and expansion in proper order; And can guarantee in expansion process, not interfere with each other and twine between the above-mentioned main support tube, significantly reduce the disturbance that expansion process totally causes spacecraft.
Description of drawings
Fig. 1 is a rear perspective outside drawing of the present invention;
Fig. 2 is the three-dimensional outside drawing of forward sight of the present invention;
Fig. 3 is a front view of the present invention, has removed case lid among the figure;
Fig. 4 is a lateral plan of the present invention, has removed left side wall and right side wall among the figure;
Fig. 5 is a lateral plan of the present invention, has represented three-dimensional inflating expanded truss among the figure;
Fig. 6 is a deployment control process scheme drawing of the present invention, has represented three-dimensional inflating expanded truss among the figure;
Fig. 7 is a 3-D view of the present invention, has represented the inflating expanded truss in the inflating expanded process among the figure;
Fig. 8 is a 3-D view of the present invention, and folding carrying case is in uncovered state among the figure, has represented the inflating expanded truss in the inflating expanded process among the figure;
Fig. 9 is a 3-D view of the present invention, the inflating expanded truss after having represented among the figure to launch;
Figure 10 is a 3-D view of the present invention, and folding carrying case is in uncovered state among the figure, the inflating expanded truss after having represented among the figure to launch.
The specific embodiment
The specific embodiment one: see Fig. 1～Figure 10; The deployment control apparatus of the described a kind of three-dimensional inflating expanded truss structure of this embodiment; Comprise folding carrying case 1 and eight row spring leaf arrays 2; Folding carrying case 1 is the thin-wall box body structure of cuboid, and the front side wall of folding carrying case 1 is a case lid 9, and the front end of folding carrying case 1 is the expansion external part of inflating expanded truss 4; The rear wall 3 of folding carrying case 1 is the fixed end of inflating expanded truss 4; The rear wall 3 of folding carrying case 1 is provided with a plurality of fixing threaded holes 5 and a plurality of through holes 6, and a plurality of fixing threaded holes 5 are used for fixing inflating expanded truss 4, and the main support tube 10 that used inflating catheter passed the inflating expanded truss 4 in through hole 6 and the folding carrying case 1 when inflating expanded truss 4 was inflating expanded links to each other; Respectively be separately installed with four row spring leaf arrays 2 on the inside face of the left side wall 11 of folding carrying case 1 and the inside face of right side wall 7; Every row spring leaf array 2 is made up of a plurality of oblong spring leafs 8, and the oblong spring leaf 8 that is installed in the oblong spring leaf 8 of four row spring leaf arrays 2 on the inside face of folding carrying case 1 left side wall 11 and is installed in four row spring leaf arrays 2 on the inside face of folding carrying case 1 right side wall 7 is all along the expansion direction layout (the oblong spring leaf 8 in this embodiment is installed according to definite position) that folds carrying case 1; In every row spring leaf array 2 the oblong spring leaf 8 adjacent with the case lid of folding carrying case 19 and should the case lid 9 of folding carrying case 1 between leave spacing (size of spacing depends on the length of a folded section of inflating expanded truss 4, oblong spring leaf 8 quantity in every row spring leaf array 2 depend on the folded section quantity of the expanded truss 4 that will put on the air; The material property parameter of spacing and the oblong spring leaf 8 of every row spring leaf array 2 between the size of the left side wall 11 of folding carrying case 1 and the position on the right side wall 7, oblong spring leaf 8, adjacent two oblong spring leafs 8 in every row spring leaf array 2 is definite according to the folded size and the inflation pressure of the size of the cargo-carring inflatable deployment structure of want, main support tube); Case lid 9 comprises joint case lid 12 and lower box lid 13 (on save the size of size and lower box lid 13 of case lid 12 definite according to the size of the inflating expanded truss of being controlled 4); Last joint case lid 12 is hinged with the upper side wall of folding loading casing 1; Lower box lid 13 is hinged with the lower wall of folding loading casing 1; When last joint case lid 12 and lower box lid 13 are in when opening fully; Last joint case lid 12 is in the same horizontal surface with the upper side wall of folded carrying case 1, and lower box lid 13 is in the same horizontal surface with the lower wall of folded carrying case 1.
The specific embodiment two: see Fig. 3～Figure 10; Like the deployment control apparatus of the specific embodiment one described a kind of three-dimensional inflating expanded truss structure, each folded section of the every main support tube 10 that is provided with along its length on the inflating expanded truss 4 constrains between adjacent two the oblong spring leafs 8 in same row spring leaf array 2.
The main support tube 10 that is provided with along its length in the inflating expanded truss 4 in this embodiment folds according to Z-shaped when folding.All become Z-shaped folded state along the main support tube 10 folding backs that the length direction of inflating expanded truss 4 is provided with.
The specific embodiment three: see Fig. 1～Fig. 4 and Fig. 7～Figure 10 explanation; Deployment control apparatus like the specific embodiment one or two described a kind of three-dimensional inflating expanded truss structures; The quantity of a plurality of through holes 6 is four, four through hole 6 rectangular settings on the rear wall 3 of folding carrying case 1, and the quantity of a plurality of fixing threaded holes 5 is 16; 16 fixing threaded holes 5 are divided into four groups; Four groups of fixing threaded holes and four corresponding one by one settings of through hole 6, the quantity of every group of fixing threaded hole is four, four fixing threaded holes 5 in every group of fixing threaded hole are uniformly distributed with the outer circumference that is arranged on corresponding through hole 6.The design-calculated purpose is an inflating expanded main support tube 10 that is used for fixing inflating expanded truss 4 like this, and such 16 fixing threaded holes 5 and four through holes 6 be four inflating expanded main support tubes 10 in the inflating expanded truss 4 fixedly.
When inflating expanded, (see Fig. 5～Figure 10); Gas is charged into by the free end of each main support tube 10 of inflating expanded truss 4, because main support tube 10 burst gas impassabititys or only can pass through minimum gas, thereby each main support tube 10 free-ended first folded section is inflated earlier; Carry out along with gas filed; This folded section pressure inside constantly increases, and when pressure during greater than the constrained force of oblong spring leaf 8, the main support tube 10 of this folded section is just broken through oblong spring leaf 8 expansion of extending straight forward.When stretching out deployment control apparatus after treating to launch fully, the main support tube 10 of this section has had enough rigidity.After first folded section broke through oblong spring leaf 8, gas just can put on the air to next folded section through burst.Along with the carrying out of inflating expanded process, main support tube 10 each folded section are opened in order, and do not twine each other, do not interfere like this.Stiffness coefficient through control inflation rate, oblong spring leaf 8; Can control development rate, the expansion order of the main support tube 10 on the inflated spatial expanded structure fully; And make synchronous, the stable expansion of corresponding folded section of each main support tube 10; Final launch to become carry out electro heat behind the truss structure and just change, thereby in the rail moulding to satisfy the truss structure that the rigidity of structure requires.
Claims (3)
1. the deployment control apparatus of a three-dimensional inflating expanded truss structure; It is characterized in that: comprise folding carrying case (1) and eight row spring leaf arrays (2); Folding carrying case (1) is the thin-wall box body structure of cuboid; The front side wall of folding carrying case (1) is case lid (9); The front end of folding carrying case (1) is the expansion external part of inflating expanded truss (4), and the rear wall (3) of folding carrying case (1) is the fixed end of inflating expanded truss (4), and the rear wall (3) of folding carrying case (1) is provided with a plurality of fixing threaded holes (5) and a plurality of through hole (6); A plurality of fixing threaded holes (5) are used for fixing inflating expanded truss (4), and the main support tube (10) that used inflating catheter passed the inflating expanded truss (4) in through hole (6) and the folding carrying case (1) when inflating expanded truss (4) was inflating expanded links to each other; Respectively be separately installed with four row spring leaf arrays (2) on the inside face of the left side wall (11) of folding carrying case (1) and the inside face of right side wall (7); Every row spring leaf array (2) is made up of a plurality of oblong spring leafs (8), and the oblong spring leaf (8) that is installed in the oblong spring leaf (8) of four row spring leaf arrays (2) on the inside face of folding carrying case (1) left side wall (11) and is installed in four row spring leaf arrays (2) on the inside face of folding carrying case (1) right side wall (7) is all arranged along the expansion direction of folding carrying case (1); The oblong spring leaf (8) adjacent and should leave spacing between the case lid (9) of folding carrying case (1) in every row spring leaf array (2) with the case lid (9) of folding carrying case (1); Case lid (9) comprises joint case lid (12) and lower box lid (13); Last joint case lid (12) is hinged with the upper side wall of folding loading casing (1); Lower box lid (13) is hinged with the lower wall of folding loading casing (1); When last joint case lid (12) and lower box lid (13) is in when opening fully, on save case lid (12) and folded carrying case (1) upper side wall be in the same horizontal surface, lower box lid (13) is in the same horizontal surface with the lower wall of folded carrying case (1).
2. the deployment control apparatus of three-dimensional inflating expanded truss structure according to claim 1; It is characterized in that each folded section of the every main support tube (10) that is provided with along its length on the inflating expanded truss (4) constrains between adjacent two the oblong spring leafs (8) that are arranged in same row spring leaf array (2).
3. the deployment control apparatus of three-dimensional inflating expanded truss structure according to claim 1 and 2; It is characterized in that; The quantity of a plurality of through holes (6) is four, and four through holes (6) are gone up rectangular setting at the rear wall (3) of folding carrying case (1), and the quantity of a plurality of fixing threaded holes (5) is 16; 16 fixing threaded holes (5) are divided into four groups; Four groups of fixing threaded holes and the corresponding one by one setting of four through holes (6), the quantity of every group of fixing threaded hole is four, four fixing threaded holes (5) in every group of fixing threaded hole are uniformly distributed with the outer circumference that is arranged on corresponding through hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102371731A CN102381491A (en) | 2011-08-18 | 2011-08-18 | Unfolding control device for three-dimensional inflatable unfolding truss structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102371731A CN102381491A (en) | 2011-08-18 | 2011-08-18 | Unfolding control device for three-dimensional inflatable unfolding truss structure |
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| CN102381491A true CN102381491A (en) | 2012-03-21 |
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| CN2011102371731A Pending CN102381491A (en) | 2011-08-18 | 2011-08-18 | Unfolding control device for three-dimensional inflatable unfolding truss structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103274057A (en) * | 2013-04-24 | 2013-09-04 | 上海卫星工程研究所 | Space unfolding structure synchronous unfolding control method based on moment control method |
| CN103693212A (en) * | 2013-12-06 | 2014-04-02 | 上海卫星工程研究所 | Controlled-unfolding coiled stretching arm for unfolding satellite load |
| CN107978837A (en) * | 2017-12-21 | 2018-05-01 | 星际漫步（北京）航天科技有限公司 | Inflatable flexible antenna and its method of deploying |
| CN111098507A (en) * | 2019-12-31 | 2020-05-05 | 上海复合材料科技有限公司 | Method for in-situ gluing assembly of satellite composite material truss |
| CN114030647A (en) * | 2021-11-26 | 2022-02-11 | 哈尔滨工业大学 | Inflatable expansion type semi-rigid lunar surface sealed cabin |
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| JPH0891300A (en) * | 1994-09-28 | 1996-04-09 | Nippon Telegr & Teleph Corp <Ntt> | Extending truss structure |
| CN1757565A (en) * | 2005-11-04 | 2006-04-12 | 哈尔滨工业大学 | Mechanism for controlling developing space inflation development structure |
| CN1824578A (en) * | 2006-03-31 | 2006-08-30 | 哈尔滨工业大学 | Extra long aerated expansion supporting rod for outer space |
| US20080283670A1 (en) * | 2006-12-13 | 2008-11-20 | Thomas Jeffrey Harvey | K-truss deployable boom system |
| CN201714113U (en) * | 2010-06-21 | 2011-01-19 | 深圳赤晓建筑科技有限公司 | Shop case |
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2011
- 2011-08-18 CN CN2011102371731A patent/CN102381491A/en active Pending
Patent Citations (5)
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| JPH0891300A (en) * | 1994-09-28 | 1996-04-09 | Nippon Telegr & Teleph Corp <Ntt> | Extending truss structure |
| CN1757565A (en) * | 2005-11-04 | 2006-04-12 | 哈尔滨工业大学 | Mechanism for controlling developing space inflation development structure |
| CN1824578A (en) * | 2006-03-31 | 2006-08-30 | 哈尔滨工业大学 | Extra long aerated expansion supporting rod for outer space |
| US20080283670A1 (en) * | 2006-12-13 | 2008-11-20 | Thomas Jeffrey Harvey | K-truss deployable boom system |
| CN201714113U (en) * | 2010-06-21 | 2011-01-19 | 深圳赤晓建筑科技有限公司 | Shop case |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103274057A (en) * | 2013-04-24 | 2013-09-04 | 上海卫星工程研究所 | Space unfolding structure synchronous unfolding control method based on moment control method |
| CN103693212A (en) * | 2013-12-06 | 2014-04-02 | 上海卫星工程研究所 | Controlled-unfolding coiled stretching arm for unfolding satellite load |
| CN107978837A (en) * | 2017-12-21 | 2018-05-01 | 星际漫步（北京）航天科技有限公司 | Inflatable flexible antenna and its method of deploying |
| CN107978837B (en) * | 2017-12-21 | 2023-11-17 | 星际漫步（北京）航天科技有限公司 | Inflatable flexible antenna and unfolding method thereof |
| CN111098507A (en) * | 2019-12-31 | 2020-05-05 | 上海复合材料科技有限公司 | Method for in-situ gluing assembly of satellite composite material truss |
| CN111098507B (en) * | 2019-12-31 | 2021-11-26 | 上海复合材料科技有限公司 | Method for in-situ gluing assembly of satellite composite material truss |
| CN114030647A (en) * | 2021-11-26 | 2022-02-11 | 哈尔滨工业大学 | Inflatable expansion type semi-rigid lunar surface sealed cabin |
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Application publication date: 20120321 |