CN205418146U - Experimental cable suspension device is expanded on miniature satellite multi freedom solar sail ground - Google Patents
Experimental cable suspension device is expanded on miniature satellite multi freedom solar sail ground Download PDFInfo
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- CN205418146U CN205418146U CN201520971881.1U CN201520971881U CN205418146U CN 205418146 U CN205418146 U CN 205418146U CN 201520971881 U CN201520971881 U CN 201520971881U CN 205418146 U CN205418146 U CN 205418146U
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Abstract
The utility model provides an experimental cable suspension device is expanded on miniature satellite multi freedom solar sail ground, include: coupling mechanism, pull wire, drive mechanism and traction force provide the device, coupling mechanism includes switching portion, bearing, rotation portion, pulls the pivot, the one end of a switching portion and last free windsurfing is terminal links to each other, the other end are passed through the bearing and are rotated with rotation portion and be connected, draw the pivot and rotation portion connects, and the pivot axis who pulls the pivot is perpendicular with the pivot axis of rotation portion, drive mechanism includes fixed guide, fixed pulley, fixed pulley and fixed guide sliding connection, the one end of pull wire with pull the pivot and link to each other, the other end strides across the fixed pulley and connects traction force and provide the device, in the deployment process of solar sail, traction force provides the device and provides opposite with the direction of gravity, the big or small effort that equals for the multi freedom solar sail all the time through coupling mechanism, pull wire, drive mechanism to offset in the ground testing influence of gravity to the multi freedom solar sail.
Description
Technical field
This utility model relates to space technology ground validation technical field, in particular it relates to a kind of micro-satellite solar sail ground spreading test erecting by overhang.
Background technology
Solar array, as the energy source of whole satellite, is in gathering impaction state at launching phase, to realize launching and Direct to the sun, to realize again drawing in when becoming rail after satellier injection.In order to ensure the reliability of mechanism deploying, need to carry out a series of checking test on ground, and the existence of gravity during ground validation test, the motor in windsurfing can be caused damage, it is therefore desirable to design set of device overcomes gravity to affect.The solar array of micro-satellite, compared with the solar array of conventional satellite, has the features such as size is little, lightweight, mobility strong, cost control is strict, the lead time is short.
At present, the device being applied to the test of solar array ground spreading divides from principle and mainly has two kinds, and one is air-flotation type, and one is suspension type.The former utilizes gas foot or the mode of suspention helium balloon, and Patents is shown in: a kind of solar wing cell panel hangs gravity unloading device (CN203064210U) without scrape along the ground expanding unit (CN103050556B) with helium balloon.The scheme of gas foot can only realize being parallel to the translation of gas foot plane, it is impossible to carries out roll-over test, simultaneously cost intensive, needs special testing stand (superhigh precision marble).The mode volume of suspention helium balloon is the hugest, to be often twice above than the volume of self of windsurfing and it needs to be equipped with a series of equipment such as source of the gas, it is provided that weight range limited, test site is limited.The Patents of the latter is shown in: a kind of zero-gravity suspension type deployment test device (patent No.: CN201010108589), a kind of two-dimensional development solar wing gravity unloading device (patent No.: CN103407589A), the solar wing Three Dimensional Ground developing test device (patent No.: CN103010493A) of a kind of suspended type heavy truck force compensating, following type zero-gravity simulation test method (patent No.: CN101482455B).In the scheme of existing suspension type patent, the action form of the multivariant solar array that solar array form is discussed from this patent is different, is not suitable for the mission requirements of micro-satellite multiple degrees of freedom solar array ground spreading test.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang.This utility model overcomes the shortcoming of existing scheme, in micro-satellite Three Degree Of Freedom solar array ground spreading test whole process, efficiently reduces gravity impact, has that low cost, environmental suitability be strong, high reliability.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang provided according to this utility model, including: bindiny mechanism, draught line, haulage gear and pull strength provide device；
Described bindiny mechanism includes switching part, bearing, rotation section, traction rotating shaft；
One end of described switching part is connected with last block free windsurfing end of multiple degrees of freedom solar sail, the other end is rotationally connected with described rotation section by described bearing, described traction rotating shaft is connected with described rotation section, and the center of rotation of described traction rotating shaft is vertical with the center of rotation of described rotation section；
Described haulage gear includes fixing guide rail, fixed pulley；Described fixed pulley is connected with described fixing slide；
One end of described draught line is connected with described traction rotating shaft, and the other end strides across described fixed pulley and connects described pull strength offer device；
During the expansion of described multiple degrees of freedom solar sail, described pull strength provides device to be always multiple degrees of freedom solar sail offer active force contrary with gravity direction, equal-sized by described bindiny mechanism, draught line, haulage gear, thus offset the gravity impact on multiple degrees of freedom solar sail in ground experiment.
As a kind of prioritization scheme, one end that described switching part is connected with last block free windsurfing end of multiple degrees of freedom solar sail is clamping plate, being additionally provided with rubber blanket between the holding portion of described clamping plate and described free windsurfing end, described clamping plate, rubber blanket and holding portion are achieved a fixed connection by interference fit.
As a kind of prioritization scheme, one end of described switching part is welded with last block free windsurfing end of multiple degrees of freedom solar sail or is riveted.
As a kind of prioritization scheme, described rotation section is arch.The centre of described arch is rotationally connected with described switching part, and the two ends of arch are connected with described traction axis of rotation.
As a kind of prioritization scheme, switching part carries out axial limiting also by a screens screw to described rotation section, and described screens screw is spirally connected with described bearing inner race.
As a kind of prioritization scheme, described fixing guide rail includes linear bearing；The pulley spindle of described fixed pulley is connected with described linear bearing by a slide block, and described slide block can slide along described linear bearing, and axis of rotation centered by this linear bearing.
As a kind of prioritization scheme, described draught line is fishing line.
As a kind of prioritization scheme, described pull strength provides device to be a weight.
Compared with prior art, this utility model has a following beneficial effect:
The erecting by overhang of the micro-satellite Three Degree Of Freedom solar array ground spreading test that the utility model proposes, the gravity providing the movement relation of device to make solar sail launch in test whole process by bindiny mechanism, draught line, haulage gear and pull strength is well carried.This utility model compact conformation, reliability are high, meet the requirement of micro-satellite multiple degrees of freedom solar array ground spreading test mission well, have good economic benefit.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, obviously, accompanying drawing in describing below is only embodiments more of the present utility model, for those skilled in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.In accompanying drawing:
Fig. 1 is that overall structure schematic diagram installed by a kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang；
Fig. 2-5 is the bindiny mechanism's structural representation in a kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang；
Fig. 6 is the haulage gear structural representation in a kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang；
Fig. 7 is a kind of micro-satellite multiple degrees of freedom solar sail rounding state schematic diagram；
Fig. 8 is a kind of micro-satellite multiple degrees of freedom solar sail deployed condition schematic diagram.
In figure: A-bindiny mechanism, B-haulage gear, 1-clamping plate, 2-rubber blanket, 3-rotation section, 4-screens screw, 5-draws rotating shaft, 6-draught line, fishing line, 7,8-bearing, 9-fixes guide rail, 10-linear bearing, 11-slide block, 12-pulley spindle, 13-fixed pulley, 14-motor I, 15-weight, 16-motor II, 17-motor III, 18-solar array a, 19-solar array b.
Detailed description of the invention
This utility model is described in detail in the way of specific embodiment below in conjunction with accompanying drawing.Following example will assist in those skilled in the art and are further appreciated by this utility model, but limit this utility model the most in any form.It should be pointed out that, other embodiment can also be used, or the embodiment enumerated herein is carried out amendment structurally and functionally, without departing from scope and spirit of the present utility model.
In the embodiment of a kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang of this utility model offer, as it is shown in figure 1, include: bindiny mechanism A, draught line 6, haulage gear B and pull strength provide device；
As shown in Figure 2-5, wherein Fig. 5 is the C direction view of Fig. 4 to described bindiny mechanism A, and bindiny mechanism A includes switching part, bearing, rotation section 3, traction rotating shaft 5；
One end of described switching part is connected with last block free windsurfing end of multiple degrees of freedom solar sail, the other end is rotationally connected with described rotation section 3 by described bearing, described traction rotating shaft 5 is connected with described rotation section 3, and the center of rotation of described traction rotating shaft 5 is vertical with the center of rotation of described rotation section 3；
Described haulage gear B includes fixing guide rail 9, fixed pulley 13；Described fixed pulley 13 is slidably connected with described fixing guide rail 9；
One end of described draught line 6 is connected with described traction rotating shaft 5, and the other end strides across described fixed pulley 13 and connects described pull strength offer device；
During the expansion of described multiple degrees of freedom solar sail, described pull strength provides device to be always multiple degrees of freedom solar sail offer active force contrary with gravity direction, equal-sized by described bindiny mechanism A, draught line 6, haulage gear B, thus offset the gravity impact on multiple degrees of freedom solar sail in ground experiment.
Micro-satellite multiple degrees of freedom solar sail ground spreading test mission flow process is divided into: launches task, Direct to the sun task, draw task in.
As a kind of embodiment, as it is shown on figure 3, fishing line 6 one end as draught line 6 separates two, distinguish colligation in two grooves of traction rotating shaft 5 with the form of slide fastener, it is possible to achieve around being rotationally connected of traction rotating shaft 5.
In experiment, under rounding state as shown in Figure 7, carry out solar sail launch test, motor I14 does not rotates, motor II16 rotates and drives solar sail a to be flipped up 90 degree, motor III17 rotates and drives the turned-out turnback of solar sail b, ultimately form structure as shown in Figure 8, complete the expansion flow of task of solar sail.Same multi channel can realize the gathering flow of task of solar sail.
As shown in Figure 1, the central rotating shaft of rotation section 3 overlaps with the central rotating shaft of motor I14, therefore controlling solar array a18, the solar array b19 in Fig. 1 at motor I14 with under the central rotating shaft rotation status of motor I14, rotation section 3 remains stationary as, and the bearing being connected with described switching part exists and relatively rotates.This step can realize Direct to the sun task, regulation solar array a18, solar array b19 towards.
In whole experiment process, rotation section 3 rotates against automatically with traction rotary shaft, adjust relative rotation angle, thus the free terminal always remaining as described solar sail b provides the pull strength contrary with gravity direction, in whole process of the test, the gravity with windsurfing self is balanced, reduce the damage to motor, pull strength provides device can be weight 15, the weight of weight 15 needs to be set according to mission requirements, if task needs accurately to control weight 15 gravity, can be replaced to by weight 15 can the pull strength of active control, whole motion is made more to smooth out.
The micro-satellite solar array that similar structures is formed, as after solar array b19, one motor of increase and one piece of solar array i.e. define four-degree-of-freedom solar array, this device stands good, and clamping plate 1 only need to be contained in the end of last block solar array.
As a kind of embodiment, one end that described switching part is connected with last block free windsurfing end of multiple degrees of freedom solar sail is clamping plate 1, being additionally provided with rubber blanket 2 between the holding portion of described clamping plate 1 and described free windsurfing end, described clamping plate 1, rubber blanket 2 and holding portion are achieved a fixed connection by interference fit.
As a kind of embodiment, one end of described switching part is welded with last block free windsurfing end of multiple degrees of freedom solar sail or is riveted.
As a kind of embodiment, described rotation section 3 is arch.The centre of described arch is rotationally connected with described switching part, and the two ends of arch are rotationally connected with described traction rotating shaft 5.
As a kind of embodiment, switching part carries out axial limiting also by a screens screw 4 to described rotation section 3, and described screens screw 4 is spirally connected with described bearing inner race.
As a kind of embodiment, as shown in Figure 6, described fixing guide rail 9 includes linear bearing 10；The pulley spindle 12 of described fixed pulley 13 is connected with described linear bearing 10 by a slide block 11, and described slide block 11 can slide along described linear bearing 10, and axis of rotation centered by this linear bearing 10.
As a kind of embodiment, described draught line 6 is fishing line 6.
As a kind of embodiment, described pull strength provides device to be a weight 15.
Along with the expansion of solar array, weight 15 balances the displacement of Y-direction by rising or declining.
During Stretching of solar wings X to displacement can by linear bearing 10 be moved to balance.
This utilizes bindiny mechanism A, draught line 6, haulage gear B and pull strength to provide the movement relation between device, in solar array ground spreading test mission whole process, equilibrant in fishing line 6 is applied to sustainedly and stably the end of solar array b19, counteract solar array self gravitation, ingenious solve gravity factor damage problem that motor is caused in the test of micro-satellite Three Degree Of Freedom solar array ground spreading, there is good economic benefit.
The foregoing is only preferred embodiment of the present utility model, those skilled in the art know, in the case of without departing from spirit and scope of the present utility model, these features and embodiment can be carried out various change or equivalent.It addition, under teaching of the present utility model, can modify these features and embodiment to adapt to particular situation and material without departing from spirit and scope of the present utility model.Therefore, this utility model is not limited to the particular embodiment disclosed, and the embodiment in the range of fallen with claims hereof broadly falls into protection domain of the present utility model.
Claims (8)
1. a micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang, it is characterised in that including: bindiny mechanism, draught line, haulage gear and pull strength provide device；
Described bindiny mechanism includes switching part, bearing, rotation section, traction rotating shaft；
One end of described switching part is connected with last block free windsurfing end of multiple degrees of freedom solar sail, the other end is rotationally connected with described rotation section by described bearing, described traction rotating shaft is connected with described rotation section, and the center of rotation of described traction rotating shaft is vertical with the center of rotation of described rotation section；
Described haulage gear includes fixing guide rail, fixed pulley；Described fixed pulley is connected with described fixing slide；
One end of described draught line is connected with described traction rotating shaft, and the other end strides across described fixed pulley and connects described pull strength offer device；
During the expansion of described multiple degrees of freedom solar sail, described pull strength provides device to be always multiple degrees of freedom solar sail offer active force contrary with gravity direction, equal-sized by described bindiny mechanism, draught line, haulage gear, thus offset the gravity impact on multiple degrees of freedom solar sail in ground experiment.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterized in that, one end that described switching part is connected with last block free windsurfing end of multiple degrees of freedom solar sail is clamping plate, being additionally provided with rubber blanket between the holding portion of described clamping plate and described free windsurfing end, described clamping plate, rubber blanket and holding portion are achieved a fixed connection by interference fit.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterised in that one end of described switching part is welded with last block free windsurfing end of multiple degrees of freedom solar sail or riveted.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterised in that described rotation section is arch；The centre of described arch is rotationally connected with described switching part, and the two ends of arch are connected with described traction axis of rotation.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterised in that switching part carries out axial limiting also by a screens screw to described rotation section, and described screens screw is spirally connected with described bearing inner race.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterised in that include linear bearing on described fixing guide rail；The pulley spindle of described fixed pulley is connected with described linear bearing by a slide block, and described slide block can slide along described linear bearing, and axis of rotation centered by this linear bearing.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterised in that described draught line is fishing line.
A kind of micro-satellite multiple degrees of freedom solar sail ground spreading test erecting by overhang the most according to claim 1, it is characterised in that described pull strength provides device to be a weight.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520971881.1U CN205418146U (en) | 2015-11-30 | 2015-11-30 | Experimental cable suspension device is expanded on miniature satellite multi freedom solar sail ground |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520971881.1U CN205418146U (en) | 2015-11-30 | 2015-11-30 | Experimental cable suspension device is expanded on miniature satellite multi freedom solar sail ground |
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| CN205418146U true CN205418146U (en) | 2016-08-03 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106275525A (en) * | 2016-08-12 | 2017-01-04 | 浙江工商大学 | A kind of sun wing plate air supporting supports ground simulation hanging expanding unit |
| CN107284700A (en) * | 2017-05-05 | 2017-10-24 | 上海航天设备制造总厂 | A kind of space mechanism's ground gravity compensation method |
| CN109110163A (en) * | 2018-10-11 | 2019-01-01 | 哈尔滨工业大学 | A kind of trailing type gravity-compensated device of three-dimensional space station holder lamp |
| CN109625344A (en) * | 2018-12-12 | 2019-04-16 | 上海卫星装备研究所 | Microgravity compensation control system is unfolded in flexible extensions arm integration |
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2015
- 2015-11-30 CN CN201520971881.1U patent/CN205418146U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106275525A (en) * | 2016-08-12 | 2017-01-04 | 浙江工商大学 | A kind of sun wing plate air supporting supports ground simulation hanging expanding unit |
| CN106275525B (en) * | 2016-08-12 | 2018-07-13 | 浙江工商大学 | A kind of sun wing plate air supporting support ground simulation hanging expanding unit |
| CN107284700A (en) * | 2017-05-05 | 2017-10-24 | 上海航天设备制造总厂 | A kind of space mechanism's ground gravity compensation method |
| CN107284700B (en) * | 2017-05-05 | 2020-07-17 | 上海航天设备制造总厂 | Ground gravity compensation method for space mechanism |
| CN109110163A (en) * | 2018-10-11 | 2019-01-01 | 哈尔滨工业大学 | A kind of trailing type gravity-compensated device of three-dimensional space station holder lamp |
| CN109625344A (en) * | 2018-12-12 | 2019-04-16 | 上海卫星装备研究所 | Microgravity compensation control system is unfolded in flexible extensions arm integration |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170705 Address after: 201108 D, room 101, No. 730, Lu Chun Road, Shanghai, Minhang District Patentee after: Shanghai Aiyisi Aerospace Science and Technology Co Ltd Address before: 201108 Minhang District, Shanghai Jin Road, No. 3805 Patentee before: Shanghai Aerospace System Engineering Research Inst |
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| TR01 | Transfer of patent right |