CN109747867A - A kind of electric thruster vector regulating mechanism - Google Patents
A kind of electric thruster vector regulating mechanism Download PDFInfo
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- CN109747867A CN109747867A CN201811516859.2A CN201811516859A CN109747867A CN 109747867 A CN109747867 A CN 109747867A CN 201811516859 A CN201811516859 A CN 201811516859A CN 109747867 A CN109747867 A CN 109747867A
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- straight lines
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Abstract
The present invention provides a kind of electric thruster vector regulating mechanism, compresses release, the adjusting of in-orbit period vector by the launching phase that the vector regulating mechanism can be realized thruster, so that the thrust vectoring adjusting for electric thruster provides technical support.Component, driving assembly, 3 motor reducer angle measure components are kept including whole support, 3 position compensation components, 3 straight lines；The entirety holder top is evenly distributed with 3 linear bearing mounting bases along axial, and 3 straight lines keep the linear bearing of component to be located in the mounting base；3 position compensation components keep 3 linear bearings composition linear motion of component secondary by its 3 internal position compensation litter and 3 straight lines, keep component to connect together with 3 straight lines 3 position compensation components；3 connecting rods of 3 driving assemblies and 3 straight lines keep the shaft composition pin hole cooperation in 3 supporting blocks of component, and shaft 14 of the connecting rod 5 in supporting block 4 rotates.
Description
Technical field
The invention belongs to space pointing vector regulating mechanism fields more particularly to a kind of electric thruster vector to adjust machine
Structure.
Background technique
Satellite platform, the deep space probe in current Europe, the U.S. etc. etc. generally realize satellite whole using electric propulsion system
The tasks such as north-south position holding, pose adjustment and Orbit Transformation during a service life.10 years following, the high rail telecommunication satellite in China is flat
Platform, deep space probe will using electric propulsion system realize satellite their entire life north-south position keep, pose adjustment and
The tasks such as Orbit Transformation.Electric propulsion has been the trend of space industry.Important composition of the vector regulating mechanism as electric propulsion system
Part is responsible for being directed toward progress two dimension angular adjusting to the thrust vectoring of electric propulsion device, guarantees the thrust vectoring direction of electric propulsion device
Pass through centroid of satellite always in the their entire life of aircraft.
But be directed to electric thruster vector regulating mechanism, regulating mechanism in the prior art during adjustment vector not
Energy continuous adaptive rigidly compensates electric thruster displacement, and mechanism is complicated, and reliability is lower.
Summary of the invention
To solve the above problems, the present invention provides a kind of electric thruster vector regulating mechanism, machine is adjusted by the vector
The launching phase that structure can be realized thruster compresses release, in-orbit period vector is adjusted, to be the thrust vectoring of electric thruster
It adjusts and technical support is provided.
The invention is realized by the following technical scheme:
A kind of electric thruster vector regulating mechanism, including the straight line of position compensation component 300,3 of whole support 1,3 are protected
Hold 500,3 component 400, driving assembly motor reducer angle measure components 600；
Entirety 1 top of support is evenly distributed with 3 linear bearing mounting bases along axial, and 3 straight lines keep component 400
Linear bearing A6 is located in the mounting base, so that 3 straight lines keep the positioning litter 7 of component 400 upper and lower in linear bearing A6
Linear motion；3 position compensation components 300 keep component by its 3 internal position compensation litter 3 and 3 straight line
400 3 linear bearing B10 composition linear motion is secondary, keeps component 400 to connect in 3 position compensation component 300 and 3 straight lines
It is connected to together；3 connecting rod 5 and 3 straight lines of 3 driving assemblies 500 keep the shaft in 3 supporting blocks 4 of component 400
14 composition pin hole cooperations, shaft 14 of the connecting rod 5 in supporting block 4 rotates, so that 3 driving assembly 500 and 3 straight lines be kept
Component 400 connects together；The output shaft end of the retarder 16 of 3 motor reducer angle measure components 600 and 3 drivings
The circular hole of 38 one end of crank of component 500 is fixed.
It includes supporting block 4 that the straight line, which keeps component 400, linear bearing A6, positioning litter 7, oscillating bearing housing 9, straight
Spool holds B10, oscillating bearing inner sleeve 11；Positioning 7 cylindrical section of litter is located in the circular hole inside linear bearing A6, can be in circle
Free to slide in hole, positioning 7 upper end of litter is fixedly connected with 4 lower part of supporting block, and the shaft 14 in supporting block 4 is inserted into driving assembly
5 one end of connecting rod hole in, connecting rod 5 in supporting block 4 shaft 14 rotation, axial restraint；Oscillating bearing housing 9 is fixed on branch
In the hole of 4 top of bracer, oscillating bearing inner sleeve 11 is located in the Internal Spherical Surface of oscillating bearing housing 9；Linear bearing B10 is fixed on pass
In the centre bore of bearings inner sleeve 11.
The position compensation component 300 includes thruster mounting base 2, position compensation litter 3；The position compensation litter 3
Two circular holes for a cylindrical bar, both ends and 2 lower section of thruster mounting base are connected and fixed, and pass through the inner hole of linear bearing B10,
Position compensation litter 3 can not only slide axially along the inner hole of linear bearing B10, but also can be rotated；Below thruster mounting base 2 for equipped with
Two coaxial circular holes, top are a flat surface, and are equipped with the screw hole of fixed electric thruster 100.
The driving component 500 includes: connecting rod 5, crank 8；The circular hole of 8 one end of crank and the output shaft end of retarder 16
Fixed, the circular hole of the other end is connect with the hole of 5 one end of connecting rod by pin shaft 15, and the two is mutually rotated around pin shaft 15.
The motor reducer angle measure component 600 includes motor 15, retarder, 16, angle measuring sensor 17, end
Face flange 18, bracket 19；The motor 15 is connected and fixed with retarder 16, and setting angle measurement passes on the output shaft of retarder 16
Sensor 17, the installation end face of retarder 16 and end flanges 18 are fixed, and end flanges 18 and whole support 1 are fixed；Bracket 19
Circular ring structure is fixedly clamped in the junction of motor 15 and retarder 16, and the mounting surface of lower flat and entire mechanism is fixed.
The supporting block 4 includes supporting block tapered surface 12, whole support tapered surface 13, supporting block shaft 14；The support
Block tapered surface 12, supporting block shaft 14 are the structure in supporting block 4, and supporting block shaft 14 is located at the left side of supporting block 4, for a circle
Axis；Supporting block tapered surface 12 is located at the right side of supporting block 4, is the lateral surface of a part of taper；Whole support tapered surface 13 is located at
The side of 3 uniformly distributed linear bearing mounting bases of whole 1 top of support is the medial surface of a part of taper.
Beneficial effects of the present invention:
The present invention by the mechanism can be realized electric thruster launching phase, and to compress release, in-orbit period high-precision continuous
Vector is adjusted, to provide technical support for the adjusting of electric thruster vector.The present invention makes 3 crank link mechanisms in launching phase
Positioned at dead-centre position, vertical direction tenses thruster, and is bonded the tapered surface of supporting block 4 with the tapered surface on whole support 1,
The compression thruster of rigidity；According to 3 15 separate units of motor of instruction or the rotation of more driving cranks after entering the orbit, thruster be automatically from
Compacted position release, and adjust to regulation vector and be directed toward.
Detailed description of the invention
Fig. 1 is vector regulating mechanism perspective view of the invention；
Fig. 2 is vector regulating mechanism entirety planing surface figure of the invention；
Fig. 3 is the component diagrams such as position compensation of the invention, straight line holding, driving；
Fig. 4 is motor reducer angle measure component schematic diagram of the invention.
Specific embodiment
The present invention is described further with reference to the accompanying drawing.
The working principle of the invention: the output shaft of the retarder 16 of 3 motor reducer angle measure components 600 drives 3
3 cranks 8 of a driving assembly 500 turn to lowermost position, make 3 connecting rod 5 and 3 cranks 8 of 3 driving assemblies 500
Move to dead-centre position；3 connecting rods 5 of 3 driving assemblies 500 drive 4 top of supporting block of 3 straight lines holding components 400
Three supporting block tapered surfaces 12 whole support tapered surface 13 uniformly distributed with 1 top of whole support is bonded, and realizes launching phase to electricity
The compression of thruster, when the output shaft of the retarder 16 of 3 motor reducer angle measure components 600 is rotated away from bottom position
Postpone and realize the release to electric thruster.Driving refers to the output of the retarder 16 of 3 motor reducer angle measure components 600
Axis turns to target angle, drives electric thruster to reach target and is directed toward.
It as shown in Figures 1 to 4, include: vector regulating mechanism 200 including whole suitable for the vector regulating mechanism of electric thruster
The straight line of position compensation component 300,3 of body support 1,3 keeps 500,3 component 400, driving assembly motor reducer angles to survey
Measure component；Peripheral equipment is electric thruster 100.
Wherein: position compensation component 300 includes: thruster mounting base 2, position compensation litter 3；Wherein: straight line holding group
Part 400 includes: supporting block 4, linear bearing A6, positioning litter 7, oscillating bearing housing 9, linear bearing B10, oscillating bearing inner sleeve
11；Wherein: driving assembly 500 includes: connecting rod 5, crank 8；Wherein: supporting block 4: supporting block tapered surface 12, whole support taper
Face 13, supporting block shaft 14；Wherein: motor reducer angle measure component 600 includes: motor 15, retarder, 16, angle survey
Quantity sensor 17, end flanges 18, bracket 19；
Whole 1 lower part of support is the installation interface of whole equipment, is provided with multiple mounting holes, and whole 1 top of support is uniformly distributed
There are 13,3 straight lines of 3 linear bearing mounting bases and whole support tapered surface that the linear bearing A6 of component 400 is kept to be located at installation
In seat.Positioning 7 cylindrical section of litter is located in the circular hole inside linear bearing A6, can be free to slide in circular hole.It positions on litter 7
End is fixedly connected with 4 lower part of supporting block.Shaft 14 in supporting block 4 is inserted into the hole of 5 one end of connecting rod, and connecting rod 5 is in supporting block 4
Shaft 14 rotation, axial restraint.Oscillating bearing housing 9 is fixed in the hole of 4 top of supporting block.Oscillating bearing inner sleeve 11 is located at
In the Internal Spherical Surface of oscillating bearing housing 9.Linear bearing B10 is fixed in the centre bore of oscillating bearing inner sleeve 11.Position compensation is sliding
Pole 3 is a cylindrical bar, and two circular holes at both ends and 2 lower section of thruster mounting base are connected and fixed, and across the interior of linear bearing B10
Hole.Position compensation litter 3 can slide axially along the inner hole of linear bearing B10, and can be rotated.It is below thruster mounting base 2
If there are two coaxial circular hole, top is a flat surface, and is equipped with the screw hole of fixed electric thruster 100.Motor 15 and retarder 16
It is connected and fixed, setting angle measurement sensor 17 on the output shaft of retarder 16, the output shaft end and crank 8 one of retarder 16
The circular hole at end is fixed.The circular hole of 8 other end of crank is connect with the hole of 5 one end of connecting rod by pin shaft 15, and the two surrounds 15 phase of pin shaft
Mutually rotation.The installation end face of retarder 16 and end flanges 18 are fixed.End flanges 18 and whole support 1 are fixed.Bracket 19
Circular ring structure is fixedly clamped in the junction of motor 15 and retarder 16, and the mounting surface of lower flat and entire mechanism is fixed.
The course of work are as follows:
Step 1, the output shaft of the retarder 16 of 3 motor reducer angle measure components 600 is made to drive 3 drives before transmitting
3 cranks 8 of dynamic component 500 turn to lowermost position, and 3 connecting rods 5 of 3 driving assemblies 500 drive 3 straight line holding groups
Three supporting block tapered surfaces 12 on 4 top of supporting block of part 400 whole support tapered surface 13 uniformly distributed with 1 top of whole support pastes
It closes, realizes launching phase to the compression of electric thruster, thruster keeps component 400 to pass through 3 position compensation components by 3 straight lines
300 Complete Binds and rigidity compress；
Step 2, launching phase mechanism does not work, and is maintained at impaction state；
Step 3, according to the output shaft band of the retarder 16 of 3 motor reducer angle measure components 600 of instruction after entering the orbit
3 cranks 8 rotation of dynamic 3 driving assemblies 500,3 connecting rods 5 of 3 driving assemblies 500 drive 3 straight lines to keep component 400
Supporting block 4 move along a straight line upwards, and then 3 position compensation components 300 is pushed to move, thruster is i.e. automatically from compacted position
Release；
Step 4,3 drives are driven according to the output shaft of the retarder 16 of 3 motor reducer angle measure components 600 of instruction
3 cranks 8 rotation of dynamic component 500,3 connecting rods 5 of 3 driving assemblies 500 drive the support of 3 straight lines holding components 400
Block 4 moves along a straight line upwards, and then 3 position compensation components 300 is pushed to move, and adjusts thruster and is directed toward to defined vector.
Certainly, the invention may also have other embodiments, without deviating from the spirit and substance of the present invention, ripe
It knows those skilled in the art and makes various corresponding changes and modifications, but these corresponding changes and change in accordance with the present invention
Shape all should fall within the scope of protection of the appended claims of the present invention.
Claims (6)
1. a kind of electric thruster vector regulating mechanism, which is characterized in that including 1,3 position compensation component 300 of whole support,
3 straight lines keep 500,3 component 400, driving assembly motor reducer angle measure components 600；
Entirety 1 top of support is evenly distributed with 3 linear bearing mounting bases along axial, and 3 straight lines keep the straight line of component 400
Bearing A6 is located in the mounting base, so that 3 straight lines keep the positioning litter 7 of component 400 upper and lower straight line in linear bearing A6
Movement；3 position compensation components 300 keep component 400 by its 3 internal position compensation litter 3 and 3 straight line
3 linear bearing B10 composition linear motions are secondary, keep component 400 to be connected to 1 in 3 position compensation component 300 and 3 straight lines
It rises；3 connecting rod 5 and 3 straight lines of 3 driving assemblies 500 keep the shaft 14 in 3 supporting blocks 4 of component 400 to form
Pin hole cooperation, shaft 14 of the connecting rod 5 in supporting block 4 rotates, so that 3 driving assembly 500 and 3 straight lines are kept component
400 connect together；The output shaft end of the retarder 16 of 3 motor reducer angle measure components 600 and 3 driving assemblies
The circular hole of 500 38 one end of crank is fixed.
2. a kind of electric thruster vector regulating mechanism as described in claim 1, which is characterized in that the straight line keeps component
400 include supporting block 4, linear bearing A6, positioning litter 7, oscillating bearing housing 9, linear bearing B10, oscillating bearing inner sleeve 11；
Positioning 7 cylindrical section of litter is located in the circular hole inside linear bearing A6, can be free to slide in circular hole, positions on litter 7
End is fixedly connected with 4 lower part of supporting block, and the shaft 14 in supporting block 4 is inserted into the hole of 5 one end of connecting rod of driving assembly, connecting rod 5
The rotation of shaft 14 in supporting block 4, axial restraint；Oscillating bearing housing 9 is fixed in the hole of 4 top of supporting block, joint shaft
Inner sleeve 11 is held to be located in the Internal Spherical Surface of oscillating bearing housing 9；Linear bearing B10 is fixed on the centre bore of oscillating bearing inner sleeve 11
It is interior.
3. a kind of electric thruster vector regulating mechanism as claimed in claim 1 or 2, which is characterized in that the position compensation
Component 300 includes thruster mounting base 2, position compensation litter 3；The position compensation litter 3 is a cylindrical bar, both ends and thrust
Two circular holes of 2 lower section of device mounting base are connected and fixed, and pass through the inner hole of linear bearing B10, and position compensation litter 3 both can be along straight
The inner hole that spool holds B10 slides axially, and can be rotated；To set there are two coaxial circular hole below thruster mounting base 2, top is
One plane, and it is equipped with the screw hole of fixed electric thruster 100.
4. a kind of electric thruster vector regulating mechanism as claimed in claim 1 or 2, which is characterized in that the driving component
500 include: connecting rod 5, crank 8；The circular hole of 8 one end of crank is fixed with the output shaft end of retarder 16, the circular hole of the other end with
The hole of 5 one end of connecting rod is connected by pin shaft 15, and the two is mutually rotated around pin shaft 15.
5. a kind of electric thruster vector regulating mechanism as claimed in claim 1 or 2, which is characterized in that the decelerating through motor
Device angle measure component 600 includes motor 15, retarder, 16, angle measuring sensor 17, end flanges 18, bracket 19；It is described
Motor 15 is connected and fixed with retarder 16, setting angle measurement sensor 17 on the output shaft of retarder 16, the peace of retarder 16
It fills end face and end flanges 18 is fixed, end flanges 18 and whole support 1 are fixed；The circular ring structure of bracket 19 is fixedly clamped in electricity
The mounting surface of the junction of machine 15 and retarder 16, lower flat and entire mechanism is fixed.
6. a kind of electric thruster vector regulating mechanism as claimed in claim 1 or 2, which is characterized in that the supporting block 4 is wrapped
Include supporting block tapered surface 12, whole support tapered surface 13, supporting block shaft 14；The supporting block tapered surface 12, supporting block shaft
14 be the structure in supporting block 4, and supporting block shaft 14 is located at the left side of supporting block 4, is a circular shaft；Supporting block tapered surface 12 is located at
The right side of supporting block 4 is the lateral surface of a part of taper；Whole support tapered surface 13 is located at uniformly distributed 3 in 1 top of whole support
The side of linear bearing mounting base is the medial surface of a part of taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516859.2A CN109747867B (en) | 2018-12-12 | 2018-12-12 | Vector adjustment mechanism for electric thruster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516859.2A CN109747867B (en) | 2018-12-12 | 2018-12-12 | Vector adjustment mechanism for electric thruster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109747867A true CN109747867A (en) | 2019-05-14 |
| CN109747867B CN109747867B (en) | 2022-03-04 |
Family
ID=66403738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811516859.2A Active CN109747867B (en) | 2018-12-12 | 2018-12-12 | Vector adjustment mechanism for electric thruster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109747867B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113895657A (en) * | 2021-12-09 | 2022-01-07 | 沈阳中科新宇空间智能装备有限公司 | Orthogonal double-joint type electric thruster pointing mechanism |
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2018
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| CN103917451A (en) * | 2011-09-19 | 2014-07-09 | 阿斯特里姆有限公司 | Method of controlling the attitude of a satellite and an attitude-controlled satellite |
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| CN104029197A (en) * | 2014-06-26 | 2014-09-10 | 山东大学（威海） | Vector propulsion mechanism of underwater robot |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113895657A (en) * | 2021-12-09 | 2022-01-07 | 沈阳中科新宇空间智能装备有限公司 | Orthogonal double-joint type electric thruster pointing mechanism |
| CN113895657B (en) * | 2021-12-09 | 2022-04-12 | 沈阳中科新宇空间智能装备有限公司 | Orthogonal double-joint type electric thruster pointing mechanism |
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| Publication number | Publication date |
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| CN109747867B (en) | 2022-03-04 |
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