CN206351786U - One kind rotation unlocking type development mechanism - Google Patents
One kind rotation unlocking type development mechanism Download PDFInfo
- Publication number
- CN206351786U CN206351786U CN201621451805.9U CN201621451805U CN206351786U CN 206351786 U CN206351786 U CN 206351786U CN 201621451805 U CN201621451805 U CN 201621451805U CN 206351786 U CN206351786 U CN 206351786U
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- China
- Prior art keywords
- level sleeve
- level
- stage clip
- sleeve
- leading screw
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Abstract
One kind rotation unlocking type development mechanism, belongs to Aid of Space Remote Sensing Technology field, the problem of development mechanism for solving existing in-orbit expansion drives as orbit space camera sun shield assemblies；The outer nested one-level sleeve of mechanism leading screw, the outer nested two-level sleeve of one-level sleeve, clamping block and one-level cage guiding groove arranged in dislocation, are in stage clip and shrink lock-out state；Driving stepper motor leading screw is rotated, and when clamping block enters one-level cage guiding groove, stage clip lock-out state is released, in the presence of stage clip, and one-level sleeve-sliders are ejected along two-level sleeve guide groove, realize the axially extending of one-level sleeve；Mechanism can realize the structure type of nesting, the steady influence advantageously reduced to installing carrier of expansion, unblock is controlled according to stepper motor and lead screw assembly, high-precision unlocking motion can be realized, during compressive state, sleeves at different levels can be brought into close contact, so as to realize very high expansion ratio, meanwhile, with very high Project Realization and application value.
Description
Technical field
The utility model belongs to Aid of Space Remote Sensing Technology field, and in particular to it is a kind of can in-orbit expansion suitable for space camera
Rotate unlocking type development mechanism.
Background technology
Space camera is the effective means for performing the tasks such as territory investigation, military investigation, earth observation, space
The running track of camera includes polytype, such as low orbit, highly elliptic orbit, geostationary orbit, at some
The space camera of special track such as geostationary orbit operation, can be drawn by sunshine to the direct irradiation of camera light inlet
Play violent thermal agitation, needed for this for space camera design can in-orbit expansion sun shield assemblies.
Can in-orbit expansion sun shield assemblies primarily be need can in-orbit expansion development mechanism, made with development mechanism
Shield assemblies are driven progressively to deploy for driving.Domestic at present pair can the research of sun shield assemblies of in-orbit expansion be substantially at reality
Room conceptual phase is tested, the also seldom of engineer applied requirement is reached.
Utility model content
The utility model is in order to solve the development mechanism of existing in-orbit expansion as orbit space camera sun shield assemblies
The problem of driving, propose a kind of rotation unlocking type development mechanism.
Technical solutions of the utility model are as follows：
One kind rotation unlocking type development mechanism, including leading screw, locking, stepper motor, one-level sleeve, one-level cage guiding
Groove, one-level sleeve-sliders, stage clip pallet, stage clip, two-level sleeve, two-level sleeve guide groove and installation pedestal；
The leading screw and two-level sleeve are fixed in installation pedestal, and the clamping block is arranged on leading screw；
One is set on the inside of the outer nested one-level sleeve of the leading screw, the outer nested two-level sleeve of the one-level sleeve, one-level sleeve
Two-level sleeve guide groove is set on the inside of level cage guiding groove, two-level sleeve, and the bottom of one-level sleeve sets one-level sleeve-sliders；Two
Two-level sleeve guide groove is set on the inside of level sleeve, the one-level sleeve-sliders 6 are in two-level sleeve guide groove；
The stage clip is arranged between one-level sleeve and two-level sleeve, stage clip pallet be arranged on one-level sleeve and stage clip it
Between；
The clamping block and one-level cage guiding groove arranged in dislocation, are in stage clip and shrink lock-out state；
The driving stepper motor leading screw rotation, when clamping block enters one-level cage guiding groove, stage clip lock-out state solution
Remove, in the presence of stage clip, one-level sleeve-sliders are ejected along two-level sleeve guide groove, realize the axially extending of one-level sleeve.
The clamping block, one-level cage guiding groove, one-level sleeve-sliders, stage clip pallet, stage clip and two-level sleeve guide groove
Rotated and be axially symmetrical arranged with leading screw.
The center leading screw is fixed in installation pedestal by bearing.
On the inside of the one-level sleeve, groove is set with one-level cage guiding groove opposite position, when stage clip is in locking
During state, clamping block is in groove.
The beneficial effects of the utility model are：Rotation unlocking type development mechanism described in the utility model is in weight and space
Under conditions of permission, it is possible to achieve nested structure type, expansion is steady, advantageously reduces the influence to installing carrier, in-orbit
During expansion, the impulsive force to space camera and satellite platform can be significantly reduced；The unblock of the development mechanism is according to stepper motor
It is controlled with lead screw assembly, it is possible to achieve high-precision unlocking motion, can be by compiling for the space camera of particular/special requirement
Code device is manipulated to stepper motor, so as to realize the unblock of higher precision；The development mechanism is in compressive state, sleeves at different levels
It can be brought into close contact, so as to realize very high expansion ratio (ratio of deployed condition length and compressive state height), meanwhile,
With very high Project Realization and application value.
Brief description of the drawings
Fig. 1 is a kind of diagrammatic cross-section for rotating unlocking type development mechanism of the utility model；
Fig. 2 is a kind of schematic top plan view for rotating unlocking type development mechanism of the utility model；
Fig. 3 is a kind of schematic top plan view removed after leading screw for rotating unlocking type development mechanism of the utility model.
Wherein：1st, leading screw, 2, clamping block, 3, stepper motor, 4, one-level sleeve, 5, one-level cage guiding groove, 6, one-level set
Cylinder sliding block, 7, stage clip pallet, 8, stage clip, 9, two-level sleeve, 10, two-level sleeve guide groove, 11, bearing, 12, installation pedestal, 13,
Groove.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of rotation unlocking type development mechanism, including leading screw 1, locking 2, stepper motor 3, one-level
Sleeve 4, one-level cage guiding groove 5, one-level sleeve-sliders 6, stage clip pallet 7, stage clip 8, two-level sleeve 9, two-level sleeve guide groove
10 and installation pedestal 12.
Leading screw 1 and two-level sleeve 9 are fixed in installation pedestal 12, and the clamping block 2 is arranged on leading screw 1.Development mechanism
For two-stage telescoping structure, the outer nested one-level sleeve 4 of leading screw 1, the outer nested two-level sleeve 9 of the one-level sleeve 4, one-level sleeve 4
Inner side sets one-level cage guiding groove 5, and the inner side of two-level sleeve 9 sets two-level sleeve guide groove 10, and the bottom of one-level sleeve 4 is set
One-level sleeve-sliders 6.The inner side of two-level sleeve 9 sets two-level sleeve guide groove 10, and the one-level sleeve-sliders 6 are led in two-level sleeve
Into groove 10.
Stage clip 8 is arranged between one-level sleeve 4 and two-level sleeve 9, stage clip pallet 7 be arranged on one-level sleeve 4 and stage clip 8 it
Between.Work is preceding to be in compressive state, now, and clamping block 2 and the arranged in dislocation of one-level cage guiding groove 5 are in stage clip 8 and shrink lock
Determine state, stage clip accumulation elastic potential energy now, is in the lock state between two-stage sleeve.
When carrying out expansion action, stepper motor 3 provides driving force for the unlocking motion of one-level sleeve 4, and stepper motor 3 drives
Leading screw 1 rotates, and driving clamping block 2 rotates to an angle, and when clamping block 2 enters one-level cage guiding groove 5, realizes one-level sleeve
4 unblock, one-level sleeve 4 can be released.After one-level sleeve 4 is unlocked, the lock-out state of stage clip 8 is released, the elastic potential of stage clip 8
It can be released, in the presence of the elastic potential energy that stage clip 8 is stored itself, one-level sleeve-sliders 6 are along two-level sleeve guide groove 10
Ejection, realizes the axially extending of one-level sleeve 4, so that development mechanism progress is axially extending.
Clamping block 2, one-level cage guiding groove 5, one-level sleeve-sliders 6, stage clip pallet 7, stage clip 8 and two-level sleeve guide groove
10 rotate axial direction with leading screw 1 is symmetrical arranged.Center leading screw 1 is fixed in installation pedestal 12 by bearing 11.In one-level sleeve 4
Inner side, sets groove 13, when stage clip 8 is in the lock state, clamping block 2 is in the opposite position of one-level cage guiding groove 5
In groove 13.
Claims (4)
1. one kind rotation unlocking type development mechanism, including leading screw (1), clamping block (2), stepper motor (3), one-level sleeve (4), one
Level cage guiding groove (5), one-level sleeve-sliders (6), stage clip pallet (7), stage clip (8), two-level sleeve (9), two-level sleeve are oriented to
Groove (10) and installation pedestal (12)；
Characterized in that, the leading screw (1) and two-level sleeve (9) are fixed in installation pedestal (12), the clamping block (2) is set
On leading screw (1)；
The leading screw (1) nested one-level sleeve (4) outside, the one-level sleeve (4) nested two-level sleeve (9), one-level sleeve (4) outside
Inner side, which is set, sets two-level sleeve guide groove (10) on the inside of one-level cage guiding groove (5), two-level sleeve (9), one-level sleeve (4)
Bottom sets one-level sleeve-sliders (6)；Two-level sleeve guide groove (10) is set on the inside of two-level sleeve (9), and the one-level sleeve is slided
Block (6) is in two-level sleeve guide groove (10)；
The stage clip (8) is arranged between one-level sleeve (4) and two-level sleeve (9), and stage clip pallet (7) is arranged on one-level sleeve
(4) between stage clip (8)；
The clamping block (2) and one-level cage guiding groove (5) arranged in dislocation, are in stage clip (8) and shrink lock-out state；
Stepper motor (3) driving leading screw (1) rotation, when clamping block (2) enters one-level cage guiding groove (5), stage clip (8)
Lock-out state is released, in the presence of stage clip (8), and one-level sleeve-sliders (6) are ejected along two-level sleeve guide groove (10), realize one
Level sleeve (4) it is axially extending.
2. a kind of rotation unlocking type development mechanism as claimed in claim 1, it is characterised in that the clamping block (2), one-level set
Cylinder guide groove (5), one-level sleeve-sliders (6), stage clip pallet (7), stage clip (8) and two-level sleeve guide groove (10) are with leading screw
(1) rotate and be axially symmetrical arranged.
3. a kind of rotation unlocking type development mechanism as claimed in claim 1, it is characterised in that center leading screw (1) passes through bearing
(11) it is fixed in installation pedestal (12).
4. a kind of rotation unlocking type development mechanism as claimed in claim 3, it is characterised in that in the one-level sleeve (4)
Side, groove (13), when stage clip (8) is in the lock state, clamping block are set with one-level cage guiding groove (5) opposite position
(2) in groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451805.9U CN206351786U (en) | 2016-12-28 | 2016-12-28 | One kind rotation unlocking type development mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451805.9U CN206351786U (en) | 2016-12-28 | 2016-12-28 | One kind rotation unlocking type development mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206351786U true CN206351786U (en) | 2017-07-25 |
Family
ID=59349665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621451805.9U Expired - Fee Related CN206351786U (en) | 2016-12-28 | 2016-12-28 | One kind rotation unlocking type development mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206351786U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107608070A (en) * | 2017-09-21 | 2018-01-19 | 中国科学院长春光学精密机械与物理研究所 | One kind is used for the deployable shading closure assembly of stationary orbit remote sensing camera |
| CN108086928A (en) * | 2018-01-30 | 2018-05-29 | 李广信 | A kind of guide device and drilling tool |
-
2016
- 2016-12-28 CN CN201621451805.9U patent/CN206351786U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107608070A (en) * | 2017-09-21 | 2018-01-19 | 中国科学院长春光学精密机械与物理研究所 | One kind is used for the deployable shading closure assembly of stationary orbit remote sensing camera |
| CN107608070B (en) * | 2017-09-21 | 2019-06-04 | 中国科学院长春光学精密机械与物理研究所 | One kind being used for the deployable shading closure assembly of stationary orbit remote sensing camera |
| CN108086928A (en) * | 2018-01-30 | 2018-05-29 | 李广信 | A kind of guide device and drilling tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170725 Termination date: 20171228 |