CN206311836U - A kind of fixing device of the anti-telescopic system of sparse aperture two - Google Patents
A kind of fixing device of the anti-telescopic system of sparse aperture two Download PDFInfo
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- CN206311836U CN206311836U CN201621359165.9U CN201621359165U CN206311836U CN 206311836 U CN206311836 U CN 206311836U CN 201621359165 U CN201621359165 U CN 201621359165U CN 206311836 U CN206311836 U CN 206311836U
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- Prior art keywords
- mirror
- secondary mirror
- lens barrel
- correction
- shell
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Abstract
The utility model discloses a kind of fixing device of the anti-telescopic system of sparse aperture two, including lens barrel, secondary mirror support, secondary mirror shell, primary mirror support and correction mirror shell；Secondary mirror support is three wing structures, uniform three through holes of bottom centre and screwed hole, secondary mirror is fixed with secondary mirror shell close-fitting, the bottom of secondary mirror shell is provided with the screwed hole being engaged with three through holes on secondary mirror support, secondary mirror shell is connected with secondary mirror support by screw, secondary mirror support is fixed with lens barrel again；Primary mirror support is provided with the deep gouge of light hole and embedded primary mirror, and primary mirror support is fixed on lens barrel；Correction lens barrel is fixed by correction mirror shell and lens barrel, and correction mirror shell is provided with peep hole.The utility model use three wings secondary mirror supporting structure, it is ensured that the stabilization of secondary mirror structure, and can accurate adjustment secondary mirror translation and inclination.The fixture structure is compact, handling ease, easy to adjust, deformation are small, stability is high, it is adaptable to the anti-telescopic system of sparse aperture two of various structures.
Description
Technical field
The utility model is related to a kind of fixing device of sparse aperture telescope imaging system, category space telescope technology neck
Domain.
Background technology
Sparse aperture optical system be a heavy caliber being synthesized by spatial distribution, mutually coherent multiple smaller aperture dues into
As system, the characteristics of it has small volume, lightweight, handling ease, with low cost and resolution ratio suitable with list bore system.But
It is that, due to secondary mirror and every sub- mirror independence, the free degree is high, it is easy to causes larger alignment error, substantially reduces the resolution energy of system
Power, influence is ultimately imaged quality.Therefore, studied in theory at present for sparse aperture imaging system, such as document
" the phase difference method Wave-front measurement piston errors based on genetic algorithm "（[J] astronomical researches and technology, 2011,08 (4):
369-373）Deng.And be used practically sparse aperture imaging system, it is necessary to each optical element obtained to design is by system
It is required that being fixed, how to assemble, fix, and keep stabilization and realize fine adjustment, as the key for designing its mechanical structure
Problem.For fixing device, stopped only in the form of to build temporarily at present in the lab, structural instability is transported and mobile
Inconvenience, and debug trouble.
The content of the invention
The utility model is in view of the shortcomings of the prior art, there is provided a kind of simple structure, stabilization, it is ensured that precision, debug
The fixing device of the anti-telescopic system of convenient sparse aperture two.
Realize that the technical scheme of the utility model purpose is to provide a kind of fixing device of the anti-telescopic system of sparse aperture two,
Its structure includes：Lens barrel, secondary mirror fixing device, primary mirror support and correction mirror shell；Described secondary mirror fixing device includes secondary
Mirror support and secondary mirror shell, secondary mirror support are three wing structures, and bottom centre is provided with 120 ° of equally distributed three through holes, each
Through hole is separated by screwed hole is provided with 20 °~30 °, and secondary mirror is fixed with secondary mirror shell close-fitting, and the bottom of secondary mirror shell is provided with and secondary mirror
, with secondary mirror support be connected secondary mirror shell by screw by the screwed hole that three through holes on support are engaged, secondary mirror support
Fixed with lens barrel；The center of primary mirror support is provided with light hole, the deep gouge with the embedded primary mirror of primary mirror structure corresponding position setting,
The bottom of deep gouge is provided with three in uniform screwed hole, and primary mirror support is fixed on lens barrel；Two panels correction mirror is fixed on correction mirror
In cylinder, correction lens barrel is fixed by correction mirror shell and lens barrel, and correction mirror shell is provided with peep hole.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model provide the fixing device for the anti-telescopic system of sparse aperture two, its overall structure use with
The anti-telescopic system main body of sparse aperture two is fixed centered on lens barrel, lightweight with simple for structure, deformation is small, it is easy to transport and
The characteristics of installation.
2nd, the secondary mirror support of the utility model fixing device uses three wing structures, that is, ensure that the stability of secondary mirror structure,
Will not sub- mirror primary mirror be caused to be in the light simultaneously and blocked；Carriage center is fixed using the screwed hole and through-hole structure of " three drawings three are tight "
Effect is good, while the translation and inclination of high precision fine tuning secondary mirror can be easy to.
3rd, the primary mirror support of the utility model fixing device is provided with the deep gouge for laying sub- mirror primary mirror respective numbers, sub- mirror
Primary mirror closely connects primary mirror support, simple structure by the screwed hole that deep gouge bottom is provided with, it is easy to accomplish to embedded sub- mirror master
The processing of mirror type；Primary mirror carriage center is provided with light hole, is easy to the insertion of correction mirror shell.
4th, the correction mirror enclosure of the utility model fixing device contains spacer ring and trim ring, for fixing two panels correction
Mirror；Its bottom is provided with screwed hole, for being fixedly connected with correction lens barrel, and in their junction equipped with the pressure containing mill pin
Circle, can easily control bias, translation and the inclination of the relatively sub- mirror primary mirror of two panels correction mirror.
5th, the correction lens barrel of the utility model fixing device, its surface is provided with light hole, is conducive to eye-observation and is easy to
To the position correction of correction mirror shell.
Brief description of the drawings
The structural representation of the anti-telescopic system of a kind of three sub- mirror sparse aperture two that Fig. 1 is provided for the utility model embodiment
Figure；
Fig. 2 is the structural representation section of the anti-telescope fixing device of sparse aperture two that the utility model embodiment is provided
Figure；
Fig. 3 is in the anti-telescope fixing device of sparse aperture two that the utility model embodiment the is provided inclined shaft of mirror support
Measure and be intended to；
Fig. 4 is the inclined shaft of primary mirror support in the anti-telescope fixing device of sparse aperture two that the utility model embodiment is provided
Measure and be intended to；
Fig. 5 is to correct lens barrel and correction in the anti-telescope fixing device of sparse aperture two that the utility model embodiment is provided
The structural representation sectional view of mirror shell；
In figure, 1, secondary mirror support；101st, through hole；102nd, screwed hole；2nd, secondary mirror shell；3rd, secondary mirror；4th, lens barrel；5th, first piece
Correction mirror；6th, primary mirror；7th, primary mirror support；701st, deep gouge；702nd, light hole；8th, second correction mirror；9th, lens barrel is corrected；901st, every
Circle；10th, correction mirror shell；1001st, peep hole.
Specific embodiment
Technical solutions of the utility model are further elaborated with reference to the accompanying drawings and examples.
Embodiment 1
Referring to accompanying drawing 1, it is the structural representation of the anti-telescopic system of three sub- mirror sparse aperture two that the present embodiment is provided, two
The optical element that anti-telescopic system includes is mainly：Three sub- mirror primary mirrors 6, secondary mirror 3, two panels correction mirror 5 and 8, and by design
The imaging requirements for reaching, it is determined that the physical dimension of each optical element and they the distance between and relative position structure close
System.
The present embodiment provides a kind of fixed zeroing device of the anti-telescopic system of above-mentioned three sub- mirror sparse aperture two.The device exists
On the basis of guarantee overall system architecture stabilization, easy processing, while also needing to realize the Precision trimming between each optical element.
Referring to accompanying drawing 2, it is the section signal of the anti-telescope fixture structure of sparse aperture two that the present embodiment is provided
Figure；The device mainly includes：Secondary mirror support 1, secondary mirror shell 2, lens barrel 4, primary mirror support 7 and correction mirror shell 10.In this implementation
In example, each part of device uses aviation magnadure (6061-T6) material, with good corrosion resistance and inoxidizability.
Secondary mirror support 1 and secondary mirror shell 2 constitute secondary mirror fixing device, and secondary mirror 3 is fixed with the close-fitting of secondary mirror shell 2, secondary mirror
The bottom of shell 2 is provided with the screwed hole being engaged with three through holes on secondary mirror support 1, by screw by secondary mirror shell 2 with it is secondary
Mirror support 1 is connected, and secondary mirror support 1 is fixed with lens barrel 4；Three sub- mirror primary mirrors 6 are fixed by primary mirror support 7 with lens barrel 4；Two panels
Correction mirror 5 and 8 is separately fixed in correction lens barrel 9, and correction lens barrel 9 is fixed by correction mirror shell 10 with lens barrel 4.
Referring to accompanying drawing 3, it is the oblique of time mirror support in the anti-telescope fixing device of sparse aperture two that the present embodiment is provided
Axonometric schematic diagram；Secondary mirror support is three wing structures, has both met requirement of the sparse aperture to thang-kng amount, and with certain strong
Degree, meets the fixed support to secondary mirror.Three wings secondary mirror carriage center uses the screwed hole 102 and the knot of through hole 101 of " three drawings three are tight "
Structure, the position for fixing secondary mirror shell 2 and regulation secondary mirror.Three through holes 101 are uniformly distributed at the heart in 120 ° in the bracket, and three
Individual screwed hole 102 is corresponding adjacent with through hole 101 respectively, and screwed hole is 20 ° with the angle of through hole；Pass through through hole and secondary mirror with screw
Screwed hole on shell is connected, and secondary mirror shell is fixed with secondary mirror support, and three on time mirror support are separately passed through with screw
Screwed hole locking time mirror support and secondary mirror shell；Six screws cooperate, and by precession, screw out, " three draw three tight " mode with
Translation and inclination of the secondary mirror with respect to three sub- mirror primary mirrors are realized, while ensure that the stability of secondary mirror.
Referring to accompanying drawing 4, it is the oblique of primary mirror support in the anti-telescope fixing device of sparse aperture two that the present embodiment is provided
Axonometric schematic diagram；Primary mirror support is provided with three deep gouges for setting three sub- mirror primary mirrors corresponding with three sub- mirror primary mirror structures
701, the bottom of deep gouge is provided with three in uniform screwed hole, for fixing primary mirror；Primary mirror carriage center is provided with light hole 702,
Insertion for correcting lens barrel.Primary mirror support is coordinated by the screwed hole that through hole and lens barrel are provided with to be fixed.
It is correction lens barrel and the cross section structure diagram of correction mirror shell referring to accompanying drawing 5；Two panels correction mirror 5 and 8 is solid respectively
Be scheduled in correction lens barrel 9, spacer ring 901 is contained in correction lens barrel 9 inside, for separating two panels correction mirror, control between them away from
From；One end of correction mirror shell 10 is provided with internal thread, and fixation is engaged for the external screw thread with lens barrel corresponding end.Correction mirror shell 10
Surface be provided with 8 peep holes 1002, be easy to eye-observation and to correct lens barrel position correction.Correction mirror shell 10 with rectify
The junction of positive lens barrel 9, it is inclined with respect to three sub- mirror primary mirrors for controlling and adjusting two panels correction mirror equipped with three trim rings of mill pin
The heart, translation and inclination.
The technical scheme that the utility model embodiment is provided, its overall structure stationary body centered on lens barrel, lens barrel is adopted
With magnadure, average weight, deformation is minimum；Front end inside is smooth deep gouge, is easy to the trim ring of three wings time mirror support to fix, interior
Portion is provided with external screw thread using the veiling glare screw thread that disappears, periphery top.
Secondary mirror support uses three wing structures, that is, the stability of secondary mirror structure is ensure that, while will not be made to three sub- mirror primary mirrors
Block into being in the light.Carriage center is easy to finely tune the translation and inclination of secondary mirror using the screwed hole and through-hole structure of " three drawings three are tight ",
High precision and good fixing effect.Support periphery is fixed using trim ring mode with lens barrel.Secondary mirror shell is used to lay secondary mirror, internal clear
Root, any surface finish.
Primary mirror support is provided with three deep gouges for laying three sub- mirror primary mirrors.What three sub- mirror primary mirrors were provided with by deep gouge bottom
Screwed hole closely connects primary mirror support.The primary mirror supporting structure is extremely simple, it is easy to accomplish to three embedded sub- mirror primary mirror types
Processing, and center is provided with light hole, is easy to the insertion of correction mirror shell.
Correction mirror enclosure contains spacer ring and trim ring, for fixing two panels correction mirror.Its bottom is provided with three screwed holes,
It is easy to be connected with correction lens barrel, and is furnished with containing three trim rings of mill pin in the part of connection, for controls two panels correction mirror phase
To the eccentric of three sub- mirror primary mirrors, translation and inclination.The outer surface for correcting lens barrel is provided with 8 light holes, is easy to eye-observation and rectifys
The position correction of telescope direct shell.Top is furnished with internal thread, for being engaged fixation with lens barrel tip male thread.
Claims (1)
1. the fixing device of the anti-telescopic system of a kind of sparse aperture two, it is characterised in that it includes：Lens barrel（4）, secondary mirror fix dress
Put, primary mirror support (7) and correction mirror shell（10）；Described secondary mirror fixing device includes time mirror support（1）With secondary mirror shell
（2）, secondary mirror support（1）It is three wing structures, bottom centre is provided with 120 ° of equally distributed three through holes（101）, each through hole
It is separated by 20 °~30 ° and is provided with screwed hole（102）, secondary mirror（3）With secondary mirror shell（2）Close-fitting is fixed, secondary mirror shell（2）Bottom
It is provided with and secondary mirror support（1）On the screwed hole that is engaged of three through holes, by screw by secondary mirror shell（2）With secondary mirror support
（1）It is connected, secondary mirror support（1）With lens barrel（4）It is fixed；Primary mirror support（7）Center be provided with light hole（702）, with master
Mirror structure corresponding position sets the deep gouge of embedded primary mirror（701）, the bottom of deep gouge is provided with three in uniform screwed hole, primary mirror
Support（7）Fixed and lens barrel（4）On；Two panels correction mirror（5、8）It is fixed on correction lens barrel（9）In, correct lens barrel（9）By correction
Mirror shell（10）With lens barrel（4）It is fixed, correction mirror shell（10）It is provided with peep hole（1001）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621359165.9U CN206311836U (en) | 2016-12-12 | 2016-12-12 | A kind of fixing device of the anti-telescopic system of sparse aperture two |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621359165.9U CN206311836U (en) | 2016-12-12 | 2016-12-12 | A kind of fixing device of the anti-telescopic system of sparse aperture two |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206311836U true CN206311836U (en) | 2017-07-07 |
Family
ID=59251344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621359165.9U Expired - Fee Related CN206311836U (en) | 2016-12-12 | 2016-12-12 | A kind of fixing device of the anti-telescopic system of sparse aperture two |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206311836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597655A (en) * | 2016-12-12 | 2017-04-26 | 苏州科技大学 | Method and device for fixing sparse aperture two-mirror telescopic system |
| CN111065948A (en) * | 2017-08-22 | 2020-04-24 | 赛峰电子与防务公司 | Telescope with simplified installation |
-
2016
- 2016-12-12 CN CN201621359165.9U patent/CN206311836U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597655A (en) * | 2016-12-12 | 2017-04-26 | 苏州科技大学 | Method and device for fixing sparse aperture two-mirror telescopic system |
| CN111065948A (en) * | 2017-08-22 | 2020-04-24 | 赛峰电子与防务公司 | Telescope with simplified installation |
| CN111065948B (en) * | 2017-08-22 | 2021-02-02 | 赛峰电子与防务公司 | Telescope with simplified installation |
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| 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: 20170707 Termination date: 20171212 |