CN105292524A - Externally-expanding gradual-change inflatable docking unit used for outer space - Google Patents
Externally-expanding gradual-change inflatable docking unit used for outer space Download PDFInfo
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- CN105292524A CN105292524A CN201510804902.5A CN201510804902A CN105292524A CN 105292524 A CN105292524 A CN 105292524A CN 201510804902 A CN201510804902 A CN 201510804902A CN 105292524 A CN105292524 A CN 105292524A
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Abstract
The invention discloses an externally-expanding gradual-change inflatable docking unit used for outer space. The docking unit comprises a docking pipeline, wherein a connecting flange is installed at a first end of the docking pipeline, multiple sets of stopping blocks are sequentially arranged on the docking pipeline from a second end to the first end, the intervals between the stopping blocks are gradually changed, each set of stopping blocks is composed of two stopping blocks arrayed closely, a tubular elastomer is installed between every two adjacent sets of stopping blocks in a sealed mode, the tightness degrees of the multiple elastomers are identical or basically identical, and multiple through holes communicated inside and outside are formed in the wall of the part, between the first set of stopping blocks and the last set of stopping blocks, of the docking pipeline. The elastomers are installed on the docking pipeline in the sealed mode, in this way, stability of the whole docking unit is enhanced after docking, and a controlled object is reliably and easily operated. By the adoption of the elastomers which are gradually increased or decreased in length and uniform in tightness degree, the docking unit can adapt to various docking objects of different diameters, and then the application range of the docking unit is enlarged.
Description
Technical field
The present invention relates to a kind of docking facilities of space flight, particularly relate to and a kind ofly extend out gradual change inflatable docking facilities for space.
Background technology
Along with the development of aerospace industry, various space equipment gets more and more, such as various space satellite, space station, space shuttle etc.These space equipments run on high and need to carry out in some cases various change and run, and such as dock in-orbit satellite, with operations such as the catching of implementation space target, posture adjustment, change rail and transfers.
Existing docking mechanism generally adopts mechanical type docking mechanism, there is complex structure, launches the shortcomings such as size is large, control overflow is high, control difficulty is large, easy damaged docking target.
In order to solve the problem, patent documentation is had to propose inflatable docking mechanism, such as number of patent application is the application for a patent for invention of " 201510139308.9 ", disclose a kind of front end expand formula inflation docking mechanism, comprise support tube and expansion termination, expansion termination is arranged on the front end of support tube, align with support tube center and arrange in expansion termination, expansion termination is fixedly connected with support tube, support tube and expansion termination are all flexible gas-filled structures, the external diameter of support tube is less than the length of the longest straight line distance on the cross section parallel with the cross-sectional plane of support tube, expansion termination, the side of support tube is provided with longitudinal wind spring.This structure adopts inflatable structure, have structure simple, be easy to docking, docking operation control overflow is low, mode simple, launch that volume is little, lightweight, low cost and other advantages, but, expansion termination is arranged on the front end of support tube, support tube is to the underbraced of expansion termination, make expansion termination stable not after inflation docking, and due to expansion termination be one, corresponding one of its optimum degree of tension, so the diameter of the docking object adapted to most can only be one, which limit the Applicable scope of this docking mechanism.
Summary of the invention
Object of the present invention is just to provide to solve the problem a kind of docking stable, applied widely to extend out gradual change inflatable docking facilities for space.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind ofly extend out gradual change inflatable docking facilities for space, comprise docking pipeline, the first end of described docking pipeline is provided with butt flange, described docking pipeline is provided with many group blocks successively to the direction of first end from the second end and spacing between the described block of many groups is increasing or more and more less, often organize described block to form near the described block arranged by two, the elastic body of tubulose is separately installed with between block described in two adjacent groups, described elastomeric two ends are tightly connected with block described in corresponding two groups respectively, described elastomeric termination to be placed between two described blocks and to be sealed, multiple described elastomeric elasticity is identical or substantially identical, be positioned at head, the tube wall of the described docking pipeline described in two groups, tail between block be provided with multiple in the through hole that is interlinked to the outside.
In said structure, block is for installing elastic body, and multiple elastic body forms utricule after mounting, forms air bag after inflation, its enlarged-diameter, realizes the compact siro spinning technology between the inwall of other butt tube, thus realizes rapid abutting joint; Multiple elastomeric structure can realize compact siro spinning technology when each elastic body is in optimum degree of tension with other butt tube of corresponding diameter.
Particularly, described block is altogether five groups, and described elastic body is altogether four, and four described elastomeric length is reduced to the direction of first end successively by the second end of described docking pipeline.
As preferably, described elastic body is followed successively by air-retaining liner, bearing layer and elastic layer from inside to outside.
More preferably, described air-retaining liner is butyl rubber film, and described bearing layer is aramid fiber, and described elastic layer is rubber film.
Beneficial effect of the present invention is:
The present invention adopts the mode being installed on by elastomeric seal and docking on pipeline, also can be connected with docking pipeline stabilization, thus enhance the stability after the docking of whole docking facilities, be conducive to carrying out reliable operation to control object after elastic body is inflated; Adopt multiple increasing lengths or successively decrease and the consistent elastic body of elasticity, make this docking facilities can adapt to the different docking object of multiple diameter, thus expand the Applicable scope of this docking facilities, and when the docking object less for diameter, the air bag formed after inflating owing to there being more than one elastic body all with the contact internal walls docking object, can improve so it docks stability further; This docking facilities is applicable to dock with the object-based device that docks had compared with Large Diameter Pipeline hollow tubular.
Accompanying drawing explanation
Fig. 1 be of the present invention for space extend out the docking facilities unaerated of gradual change inflatable time main TV structure schematic diagram, there is shown the structure in elastic body;
Fig. 2 is one of main TV structure schematic diagram extended out after the inflation of gradual change inflatable docking facilities for space of the present invention, there is shown the structure in elastic body;
Fig. 3 is the main TV structure schematic diagram two extended out after the inflation of gradual change inflatable docking facilities for space of the present invention, there is shown the structure in elastic body;
Fig. 4 is the main TV structure schematic diagram three extended out after the inflation of gradual change inflatable docking facilities for space of the present invention, there is shown the structure in elastic body;
Fig. 5 is the main TV structure schematic diagram four extended out after the inflation of gradual change inflatable docking facilities for space of the present invention, there is shown the structure in elastic body.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, the gradual change inflatable docking facilities that extends out for space of the present invention comprises docking pipeline 8, the first end (in figure right-hand member) of docking pipeline 8 is provided with butt flange 9, docking pipeline 8 is provided with five groups of blocks 1 successively to the direction of first end from the second end (in figure left end) and spacing between five groups of blocks 1 is more and more less, also can be increasing, often organize block 1 to form near the block 1 arranged by two, the elastic body of tubulose is separately installed with between two adjacent groups block 1, elastic body comprises the first elastic body 2, second elastic body 3, 3rd elastic body 5, 4th elastic body 6, each elastomeric two ends are tightly connected with corresponding two groups of blocks 1 respectively, each elastomeric termination to be placed between two blocks 1 and to be sealed, first elastic body 2, second elastic body 3, 3rd elastic body 5 is identical with the elasticity of the 4th elastic body 6 or substantially identical, be positioned at head, the tube wall of the docking pipeline 8 between tail two groups of blocks 1 be provided with multiple in the through hole 7 that is interlinked to the outside, first elastic body 2, second elastic body 3, the length of the 3rd elastic body 5 and the 4th elastic body 6 reduces successively, each elastic body is followed successively by air-retaining liner, bearing layer and elastic layer from inside to outside, and air-retaining liner is butyl rubber film, and bearing layer is aramid fiber, and elastic layer is rubber film.Above-mentioned block 1 is collar stop, is fixedly installed on the outer wall of docking pipeline 8.
As Figure 1-Figure 5, during use, this docking facilities is connected on the control device by butt flange 9, and docking pipeline 8 is connected with the high-pressure air feed seal of tube of control convenience, do not inflate before docking, each elastic body invests docking pipeline 8, and its entire outer diameter is less, is easy to stretch in the butt tube of docking object and controlled device; After in butt tube docking pipeline 8 being stretched into controlled device, start inflation in docking pipeline 8, the air pressure of inflation is determined according to the internal diameter of the butt tube of controlled device, specific as follows:
As shown in Figure 2, when the internal diameter of the butt tube of controlled device is larger, inner gas pressure is relatively large, because the length of the first elastic body 2 is the longest, so expansion is maximum after its inflation, the external diameter of the air bag formed after inflation is maximum, and the external diameter that the second elastic body 3, the 3rd elastic body 5 and the 4th elastic body 6 inflate the air bag of rear formation reduces successively, and now the first elastic body 2 inflates the contact internal walls of the outer wall of the air bag of rear formation and the butt tube of controlled device.
As shown in Figure 3, when the internal diameter of the butt tube of controlled device is a little bit smaller, inner gas pressure is also a little bit smaller, first elastic body 2 and the second elastic body 3 inflate that rear expansion is comparatively large and external diameter is basically identical, the external diameter that 3rd elastic body 5 and the 4th elastic body 6 inflate the air bag of rear formation reduces successively, now the first elastic body 2 and the second elastic body 3 inflate the air bag of rear formation outer wall all with the contact internal walls of the butt tube of controlled device.
As shown in Figure 4, when the internal diameter of the butt tube of controlled device is a little bit smaller again, inner gas pressure is also a little bit smaller again, first elastic body 2, second elastic body 3 and the 3rd elastic body 5 inflate that rear expansion is comparatively large and external diameter is basically identical, the external diameter that 4th elastic body 6 inflates the air bag of rear formation is minimum, now the first elastic body 2, second elastic body 3 and the 3rd elastic body 5 inflate the air bag of rear formation outer wall all with the contact internal walls of the butt tube of controlled device.
As shown in Figure 5, when the internal diameter of the butt tube of controlled device is minimum, inner gas pressure is also minimum, it is basically identical that first elastic body 2, second elastic body 3, the 3rd elastic body 5 and the 4th elastic body 6 inflate rear external diameter, now the first elastic body 2, second elastic body 3, the 3rd elastic body 5 and the 4th elastic body 6 inflate the air bag of rear formation outer wall all with the contact internal walls of the butt tube of controlled device.
Above-described embodiment is preferred embodiment of the present invention; it is not the restriction to technical solution of the present invention; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of patent of the present invention.
Claims (4)
1. one kind extends out gradual change inflatable docking facilities for space, comprise docking pipeline, the first end of described docking pipeline is provided with butt flange, it is characterized in that: described docking pipeline is provided with many group blocks successively to the direction of first end from the second end and spacing between the described block of many groups is increasing or more and more less, often organize described block to form near the described block arranged by two, the elastic body of tubulose is separately installed with between block described in two adjacent groups, described elastomeric two ends are tightly connected with block described in corresponding two groups respectively, described elastomeric termination to be placed between two described blocks and to be sealed, multiple described elastomeric elasticity is identical or substantially identical, be positioned at head, the tube wall of the described docking pipeline described in two groups, tail between block be provided with multiple in the through hole that is interlinked to the outside.
2. according to claim 1ly extend out gradual change inflatable docking facilities for space, it is characterized in that: described block is altogether five groups, described elastic body is altogether four, and four described elastomeric length is reduced to the direction of first end successively by the second end of described docking pipeline.
3. according to claim 1 and 2ly extend out gradual change inflatable docking facilities for space, it is characterized in that: described elastic body is followed successively by air-retaining liner, bearing layer and elastic layer from inside to outside.
4. according to claim 3ly extend out gradual change inflatable docking facilities for space, it is characterized in that: described air-retaining liner is butyl rubber film, described bearing layer is aramid fiber, and described elastic layer is rubber film.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510804902.5A CN105292524B (en) | 2015-11-20 | 2015-11-20 | Gradual change inflatable docking facilities are extended out for space |
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| CN201510804902.5A CN105292524B (en) | 2015-11-20 | 2015-11-20 | Gradual change inflatable docking facilities are extended out for space |
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| CN105292524B CN105292524B (en) | 2018-04-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131952A (en) * | 2018-09-07 | 2019-01-04 | 哈尔滨工业大学 | Spacecraft capture systems based on jet pipe capture and the locking of satellite-rocket docking ring |
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| US4273505A (en) * | 1978-09-22 | 1981-06-16 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Pneumatic inflatable end effector |
| DE102004007023A1 (en) * | 2004-02-12 | 2005-09-08 | Kastriot Merlaku | Space rope for transporting objects from Earth's surface into the space and vice versa is provided with gas balloons fixed along its length to provide a lift |
| CN201287820Y (en) * | 2008-09-11 | 2009-08-12 | 王晓勇 | Tool for stopping leak and supporting with air chamber |
| CN102887234A (en) * | 2012-10-26 | 2013-01-23 | 哈尔滨工业大学 | Rapidly-inflatable-deployment thin-film support tube for space craft |
| CN104149991A (en) * | 2014-08-06 | 2014-11-19 | 哈尔滨工业大学 | Inner container for controllable inflation unfolding supporting arms of spacecraft |
| CN104691789A (en) * | 2015-03-28 | 2015-06-10 | 哈尔滨工业大学 | Front-end-expanded inflatable docking mechanism |
| CN105000200A (en) * | 2015-07-24 | 2015-10-28 | 北京空间飞行器总体设计部 | Flexible misjudgment preventing butt joint rod with signal feedback |
| CN205221140U (en) * | 2015-11-20 | 2016-05-11 | 成都尔珏科技有限公司 | A expand gradual change inflatable interfacing apparatus outward for space |
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2015
- 2015-11-20 CN CN201510804902.5A patent/CN105292524B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4273505A (en) * | 1978-09-22 | 1981-06-16 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Pneumatic inflatable end effector |
| DE102004007023A1 (en) * | 2004-02-12 | 2005-09-08 | Kastriot Merlaku | Space rope for transporting objects from Earth's surface into the space and vice versa is provided with gas balloons fixed along its length to provide a lift |
| CN201287820Y (en) * | 2008-09-11 | 2009-08-12 | 王晓勇 | Tool for stopping leak and supporting with air chamber |
| CN102887234A (en) * | 2012-10-26 | 2013-01-23 | 哈尔滨工业大学 | Rapidly-inflatable-deployment thin-film support tube for space craft |
| CN104149991A (en) * | 2014-08-06 | 2014-11-19 | 哈尔滨工业大学 | Inner container for controllable inflation unfolding supporting arms of spacecraft |
| CN104691789A (en) * | 2015-03-28 | 2015-06-10 | 哈尔滨工业大学 | Front-end-expanded inflatable docking mechanism |
| CN105000200A (en) * | 2015-07-24 | 2015-10-28 | 北京空间飞行器总体设计部 | Flexible misjudgment preventing butt joint rod with signal feedback |
| CN205221140U (en) * | 2015-11-20 | 2016-05-11 | 成都尔珏科技有限公司 | A expand gradual change inflatable interfacing apparatus outward for space |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131952A (en) * | 2018-09-07 | 2019-01-04 | 哈尔滨工业大学 | Spacecraft capture systems based on jet pipe capture and the locking of satellite-rocket docking ring |
| CN109131952B (en) * | 2018-09-07 | 2022-03-04 | 哈尔滨工业大学 | Spacecraft capturing system capturing method based on nozzle capturing and satellite-rocket docking ring locking |
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| CN105292524B (en) | 2018-04-27 |
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Effective date of registration: 20180213 Address after: 325615 Wenzhou City, Yueqing Province, the town of fog lake town, Ling Ling Village Lane No. 3, Lane 103, No. Applicant after: Zhu Zhengzhi Address before: Jinniu District Road, Chengdu city of Sichuan Province in 610041 ~ 21, 23, 1 Applicant before: Chengdu Er Jue Science and Technology Ltd. |
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Effective date of registration: 20191107 Address after: 317200 98 group 1, Xinqiao village, Lei Feng Township, Tiantai County, Taizhou, Zhejiang Patentee after: Ding Wenling Address before: 325615, No. 3, Lane 103, tou Ling village, lake mist Town, Wenzhou City, Zhejiang Province, Yueqing Patentee before: Zhu Zhengzhi |