CN2619244Y - Optical path difference rotating mirror system - Google Patents
Optical path difference rotating mirror system Download PDFInfo
- Publication number
- CN2619244Y CN2619244Y CN 03218870 CN03218870U CN2619244Y CN 2619244 Y CN2619244 Y CN 2619244Y CN 03218870 CN03218870 CN 03218870 CN 03218870 U CN03218870 U CN 03218870U CN 2619244 Y CN2619244 Y CN 2619244Y
- Authority
- CN
- China
- Prior art keywords
- optical path
- rotating mirror
- path difference
- mirror
- axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 13
- 239000013078 crystal Substances 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 2
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000002123 temporal effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
Abstract
The utility model relates to an optical path difference rotating mirror system for interfering imaging spectrometer. The rotating mirror comprises a mirror body, the mirror body is a rotating mirror 16, the rotating mirror 16 comprises a crystal 7 and a mirror frame 6, the crystal 7 is arranged in the mirror frame 6, two ends of the mirror frame 6 are respectively provided with a shaft 2 and a shaft 9, the shaft 2 is provided with an axial positioning bearing 4, the shaft 9 is provided with a radial centering bearing 8, the shaft 9 is connected with a motor 11 through a coupling 10, the other end of the motor 11 is connected with a single-tooth phase disc 12, and the single-tooth phase disc 12 is connected with a photoelectric converter 13. The utility model discloses time resolution is high, at the uniform velocity mechanism stability is high, simple structure, mechanical accuracy require low, simple process and the processing degree of difficulty is little.
Description
One, technical field
The utility model relates to a kind of optical path difference rotating mirror system, especially a kind of optical path difference rotating mirror system that is used for inteference imaging spectrometer.
Two, background technology
Along with the constantly development of science and technology ground, interference imaging spectral technology has obtained at aspects such as resource exploration, atmospheric surveillance, military surveillances using widely.The index glass sweep type inteference imaging spectrometer that adopts needs the high linear pattern index glass system of precision at present, and there is following shortcoming in it:
1, linear pattern index glass system time resolution is low.
2, linear pattern index glass system adopts equal speed mechanism, its poor stability, and structure is huge.
3, the mechanical precision of linear pattern index glass system requires height, complex process, and difficulty of processing is big.
Three, utility model content
The technical matters that the utility model exists for the linear pattern index glass system that solves in the background technology, and a kind of temporal resolution height, equal speed mechanism stability is high, simple in structure, the mechanical precision requirement is low, technology is simple and difficulty of processing is little optical path difference rotating mirror system are provided.
Technical solution of the present utility model is: the utility model comprises the mirror body, its special character is: described mirror body is a tilting mirror 16, this tilting mirror 16 comprises crystal 7 and picture frame 6, be provided with crystal 7 in the picture frame 6, picture frame 6 two ends are provided with axle 2 and axle 9 respectively, and axle 2 is provided with axial location bearing 4, axle 9 is provided with radial centering bearing 8, axle 9 connects with motor 11 by shaft coupling 10, and motor 11 other ends are connected to the monodentate position and coil 12 mutually, and the monodentate position is coiled 12 mutually and connected with photoelectric commutator 13.
Also be provided with multiple tooth position on the above-mentioned axle 9 and coil 14 mutually, this multiple tooth position is coiled 14 mutually and is connected with photoelectric commutator 15.
Above-mentioned axial location bearing 4 is outside equipped with end cap 3.
3 of above-mentioned axial location bearing 4 and end caps are provided with chassis 5.
6 on above-mentioned crystal 7 and picture frame adopt the unstressed glue flexible splicing of multiple spot.
Above-mentioned tilting mirror 16 is outside equipped with shell 1.
The utlity model has following advantage:
1, the high-speed rotating mirror type inteference imaging spectrometer that proposes of this patent, the accurate index glass that utilizes tilting mirror to replace straight line to move not only can improve the temporal resolution of instrument, and stability and reliability all can improve greatly.
2, axle of the present utility model is that two ends adopt nonstandard axial location and radial centering bearing in bulk to constitute the high precision rotating mechanism, and its stability is high, and structure is light and handy.
3, the utility model accurate index glass system of having substituted that straight line moves, it had both kept the characteristics of inteference imaging spectrometer on principle, make light-weight equipment again, volume is little, low in energy consumption, working range is wide.
4, the utility model adopts the crystal of different refractivity and thickness, constitutes different optical path difference rotating mirror systems, to be suitable for the inteference imaging spectrometer of different demands; Adopt the unstressed glue flexible splicing of multiple spot simultaneously between crystal and picture frame, harmless crystal face shape.
Four, description of drawings
Accompanying drawing is a structural representation of the present utility model.
Five, embodiment
Referring to accompanying drawing, the utility model comprises the mirror body, and this mirror body is a tilting mirror 16, and tilting mirror 16 comprises crystal 7 and picture frame 6, is provided with crystal 7 in the picture frame 6, and crystal 7 and picture frame 6 adopt the unstressed glue flexible splicing of multiple spot, harmless crystal face shape.Picture frame 6 two ends are provided with axle 2 and axle 9 respectively, and axle 2 is provided with axial location bearing 4, and axial location bearing 4 is outside equipped with end cap 3, and 3 of axial location bearing 4 and end caps are provided with chassis 5; Axle 9 is provided with radial centering bearing 8, axle also is provided with multiple tooth position on 9 and coils 14 mutually, and multiple tooth position is coiled 14 mutually and connected with photoelectric commutator 15, and spools 9 pass through shaft coupling 10 connects with motor 11, motor 11 other ends are connected to the monodentate position and coil 12 mutually, and the monodentate position is coiled 12 mutually and connected with photoelectric commutator 13.Tilting mirror 16 is outside equipped with shell 1.
During the utility model work, motor 11 drives the monodentate position and coils 12 rotations mutually, and photoelectric commutator 13 provides every width of cloth interferogram to sample zero point.Simultaneously motor 11 drives shaft couplings 10 and drives picture frames and rotate together, and coaxial multiple tooth position is coiled 14 mutually and constituted the speed stabilizing feedback assemblys with photoelectric commutator 15, and when speed was 20 revolutions per seconds, steady speed precision was less than 0.5%.Rolling bearing adopts nonstandard axial location and radial centering bearing in bulk to constitute tilting mirror high precision rotating mechanism, and whole transient equilibrium rotating mirror system, rocks δ when making tilting mirror work
X, y≤ 5 ".
Claims (6)
1, a kind of optical path difference rotating mirror system, comprise the mirror body, it is characterized in that: described mirror body is tilting mirror (16), this tilting mirror (16) comprises crystal (7) and picture frame (6), be provided with crystal (7) in the described picture frame (6), described picture frame (6) two ends are provided with axle (2) and axle (9) respectively, described axle (2) is provided with axial location bearing (4), described axle (9) is provided with radial centering bearing (8), described axle (9) connects with motor (11) by shaft coupling (10), described motor (11) other end is connected to the monodentate position and coils (12) mutually, and described monodentate position is coiled (12) mutually and connected with photoelectric commutator (13).
2, optical path difference rotating mirror system according to claim 1 is characterized in that: also be provided with multiple tooth position dish (14) mutually on the described axle (9), described multiple tooth position dish (14) mutually connects with photoelectric commutator (15).
3, optical path difference rotating mirror system according to claim 2 is characterized in that: described axial location bearing (4) is outside equipped with end cap (3).
4, optical path difference rotating mirror system according to claim 3 is characterized in that: be provided with chassis (5) between described axial location bearing (4) and end cap (3).
5, according to the described optical path difference rotating mirror system of the arbitrary claim of claim 1 to 4, it is characterized in that: adopt the unstressed glue flexible splicing of multiple spot between described crystal (7) and picture frame (6).
6, optical path difference rotating mirror system according to claim 5 is characterized in that: described tilting mirror (16) is outside equipped with shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03218870 CN2619244Y (en) | 2003-05-12 | 2003-05-12 | Optical path difference rotating mirror system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03218870 CN2619244Y (en) | 2003-05-12 | 2003-05-12 | Optical path difference rotating mirror system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2619244Y true CN2619244Y (en) | 2004-06-02 |
Family
ID=34244062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03218870 Expired - Fee Related CN2619244Y (en) | 2003-05-12 | 2003-05-12 | Optical path difference rotating mirror system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2619244Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100401027C (en) * | 2005-07-23 | 2008-07-09 | 中国科学院西安光学精密机械研究所 | Imaging method of high-stability interference imaging spectrometer and spectrometer for implementing same |
| CN100443869C (en) * | 2005-10-09 | 2008-12-17 | 中国科学院西安光学精密机械研究所 | High-stability high-spectral-resolution interference imaging spectrometer imaging method and spectrometer |
| CN100485331C (en) * | 2005-10-09 | 2009-05-06 | 中国科学院西安光学精密机械研究所 | Imaging method of high-stability interference imaging spectrometer and spectrometer for implementing same |
| CN110132167A (en) * | 2019-05-06 | 2019-08-16 | 苏州慧利仪器有限责任公司 | Optical flat bearing device and laser interference detection device |
| CN117008323A (en) * | 2023-07-31 | 2023-11-07 | 哈尔滨工业大学 | High-speed rotating prism with detachable mute structure |
-
2003
- 2003-05-12 CN CN 03218870 patent/CN2619244Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100401027C (en) * | 2005-07-23 | 2008-07-09 | 中国科学院西安光学精密机械研究所 | Imaging method of high-stability interference imaging spectrometer and spectrometer for implementing same |
| CN100443869C (en) * | 2005-10-09 | 2008-12-17 | 中国科学院西安光学精密机械研究所 | High-stability high-spectral-resolution interference imaging spectrometer imaging method and spectrometer |
| CN100485331C (en) * | 2005-10-09 | 2009-05-06 | 中国科学院西安光学精密机械研究所 | Imaging method of high-stability interference imaging spectrometer and spectrometer for implementing same |
| CN110132167A (en) * | 2019-05-06 | 2019-08-16 | 苏州慧利仪器有限责任公司 | Optical flat bearing device and laser interference detection device |
| CN117008323A (en) * | 2023-07-31 | 2023-11-07 | 哈尔滨工业大学 | High-speed rotating prism with detachable mute structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |