CN2722272Y - Direct-opposed fibre optical converter with multiple channels - Google Patents
Direct-opposed fibre optical converter with multiple channels Download PDFInfo
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- CN2722272Y CN2722272Y CN 200420077477 CN200420077477U CN2722272Y CN 2722272 Y CN2722272 Y CN 2722272Y CN 200420077477 CN200420077477 CN 200420077477 CN 200420077477 U CN200420077477 U CN 200420077477U CN 2722272 Y CN2722272 Y CN 2722272Y
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- optical
- optical fiber
- lens group
- fibre
- converter
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Abstract
The utility model discloses a direct-opposed fibre optical converter with multiple channels including an input fibre, a converting device which is used to focus the light signal imported by the input fibre and is fixedly arranged and a switch device which is used to selectively recept the light signal focused by the converting device and convert the light signal into the parallel light beam to export. The switch device is connected with the output fibre which is used to export the light signal. The converter works by the outer electronic device controlled. A working device is commonly composed of one or a plurality of direct-opposed fibre optical converters with multiple channels. The direct-opposed fibre optical converter with multiple channels can realize the high accuracy conversion of the multipath optical information in the spectral analysis. The direct-opposed fibre optical converter with multiple channels is provided with high coupling efficiency, long service life, small mechanical wear, high reliability and good optics stability. The direct-opposed fibre optical converter with multiple channels is provided with certain service application in the optics spectral analysis field.
Description
Technical field
The utility model relates to a kind of fiber optics converter, relate in particular to a kind of be used for online spectral analysis directly to formula multichannel optical fiber optical converter.
Background technology
Optical converter has another name called optical switch, is common in the optical fiber communication application.The function of optical fiber is the transmission that is used for the light pulse digital information in optical-fibre communications, because the optical pulse information that optical fiber transmits is not subjected to the influence of factors such as weather, scene, line length, can also adopt the image intensifer information of carrying out to strengthen in transmission amplifies, and can change road switching etc. by photoswitch, in modern communication, obtained using widely.
By retrieval, except that the announced multiple photoswitch patent that is used for optical-fibre communications field, do not see that the similar technical information that domestic report is used for the optical spectra analysis field discloses.Optical information in the optical spectra analysis is different from the optical information in the optical-fibre communications, transmission and conversion is the digit optical information of pulsed in optical communication, and the linear change of energy is arranged not only in its spectral information in the optical spectra analysis, but also be associated with wavelength, the optical information that every bit is trickle changes the variation that has all reflected analyte character.So the conversion to optical spectra information has high requirement.
Spectral analysis technique is a chemico-analytic important means, when Ray Of Light irradiation sample (when crossing a fluid sample as transmission), just contain two kinds of information in the light of outgoing.With the strength information of Wavelength distribution, these two kinds of information have been formed the absorption spectrum of sample.This absorption spectrum is not through being with the form performance of complex light before the optical processing, if so loss in transmission, occurs or transformed error will be not only the loss of energy, but authenticity has been lost in the partially or completely distortion of spectral information, causes meaningless fully.
The content of invention
The purpose of this utility model provides a kind of conversion bearing accuracy height, is coupled, and optical property is stable, lose few conversion that is used for optical spectra analysis multiplex optical information quick high accuracy directly to formula multichannel optical fiber optical converter.
To achieve these goals, the technical scheme that the utility model adopted is: comprise an input optical fibre, one is used for the light signal conversion equipment that focus on and that fixedly install with the input optical fibre input, one be used for light signal that selective reception focuses on through conversion equipment, and this light signal be converted to the switchgear of parallel beam output, described switchgear connects the output optical fibre that is used to export light signal.
Described conversion equipment comprises the optical fiber body frame of a rotating disk shape, is provided with the optical lens group that at least two groups are used to focus on the same circumference of described optical fiber body frame, and described input optical fibre is connected with optical lens group.
Described switchgear comprises a fork and one group of optical lens group, described fork by rotating shaft rotationally, be provided with conversion equipment coaxial spaced ground, on described fork, be provided with an optical lens group corresponding with described optical lens group, one drive motor is connected with rotating shaft by shaft coupling, the fork upper edge parallel to the axis direction be provided with described conversion equipment on the corresponding optical lens group of optical lens group, described optical lens group links to each other with output optical fibre.
On fork, be provided with a chopper near described optical lens group place.
End at the optical fiber body frame is provided with position detector.
Optical lens group on the described optical fiber body frame is 2～25, is evenly distributed in the degree of 10～270 on the same circumference.
Described fiber optics converter comprises a housing, and described optical fiber body frame is fixed on the housing inner bottom plating by main support, and described drive motor is fixed on the housing inner bottom plating by electric machine support; On described housing, be provided with preceding optical fibre frame, back optical fibre frame; Input optical fibre be fixed in before on the optical fibre frame corresponding optical fiber interface be connected.
Described output optical fibre be arranged on before optical fiber interface on the optical fibre frame be connected or be connected with optical fiber interface on being arranged on the back optical fibre frame.
Adopt directly to formula fiber optics Lens Coupling mode, utilize the motor-driven fork to drive optical lens group and optical fiber rotation, the other end is equipped with a series of optical coupling lens groups and optical fiber on the optical fiber body frame, when fork was done the rotation of high precision circumference, the location realized directly the optical information of two groups of optical lens group being docked successively, has reached conversion bearing accuracy height, be coupled, optical stable, loss is few, thereby has realized the conversion of optical spectra information.
Description of drawings
Fig. 1 is the structural representation of the utility model optical converter;
Fig. 2 is the left view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, describe principle of work in detail.
As accompanying drawing 1, shown in Figure 2, the optical fiber body frame 9 that directly the conversion equipment A of formula multichannel optical fiber optical converter is comprised a rotating disk shape, the same circumference of optical fiber body frame 9 is provided with the optical lens group 15 that at least two groups are used to focus on, and input optical fibre 14 is connected with the optical lens group 15 that the light signal of input can be focused on.Optical lens group 15 on the optical fiber body frame 9 is 2～25, is evenly distributed in the degree of 10～270 on the same circumference.End at optical fiber body frame 9 is provided with position detector 8.Switchgear B comprise a fork 18 and one group of optical lens group 15 ', fork 18 by rotating shaft 6 rotationally, be provided with conversion equipment A coaxial spaced ground, on fork 18, be provided with an optical lens group 15 corresponding with described optical lens group 15 ', drive motor 6 is connected with rotating shaft 16 by shaft coupling 20, the direction that parallels to the axis in fork 18 upper edges be provided with the optical lens group 15 corresponding with the optical lens group 15 on the conversion equipment A ', optical lens group 15 ' this light signal is converted to parallel beam export to the output optical fibre 14 of output light signal ' link to each other.On fork 18 near optical lens group 15 ' locate to be provided with chopper 17.
Optical fiber body frame 9 is fixed on the housing inner bottom plating 5 by main support 10, and drive motor is fixed on the housing inner bottom plating 5 by electric machine support 7; Housing is provided with preceding optical fibre frame 11, back optical fibre frame 1, input optical fibre 14 be fixed in preceding optical fibre frame 11 on corresponding optical fiber interface 12 be connected; The quantity that optical fiber interface 12 is provided with matches with the quantity that optical lens group 15 is provided with, output optical fibre 14 ' be arranged on preceding optical fibre frame 11 on optical fiber interface 12 ' be connected or be arranged on back optical fibre frame 1 on optical fiber interface 12 ' be connected.
Also can be thermostat of this device design in actual applications, can guarantee that optical converter is not affected by the external environment, a good working environment is arranged, make work more stable.
Claims (8)
1. one kind directly to formula multichannel optical fiber optical converter, comprise a housing, it is characterized in that: comprise an input optical fibre (14), one is used for the light signal conversion equipment (A) that focus on and that fixedly install with input optical fibre (14) input, one be used for light signal that selective reception focuses on through conversion equipment (A), and this light signal be converted to the switchgear (B) of parallel beam output, described switchgear (B) connects the output optical fibre (14 ') that is used to export light signal.
2. according to claim 1 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: described conversion equipment (A) comprises the optical fiber body frame (9) of a rotating disk shape, be provided with the optical lens group (15) that at least two groups are used to focus on the same circumference of described optical fiber body frame (9), described input optical fibre (14) is connected with optical lens group (15).
3. according to claim 1 and 2 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: described switchgear (B) comprises a fork (18) and one group of optical lens group (15 '), described fork (18) by rotating shaft (6) rotationally, be provided with conversion equipment (A) coaxial spaced ground, on described fork (18), be provided with an optical lens group (15 ') corresponding with described optical lens group (15), one drive motor (6) is connected with rotating shaft (16) by shaft coupling (20), the direction that parallels to the axis in fork (18) upper edge is provided with the optical lens group (15 ') corresponding with the optical lens group (15) on the described conversion equipment (A), and described optical lens group (15 ') links to each other with output optical fibre (14 ').
4. according to claim 3 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: go up near described optical lens group (15 ') at fork (18) and locate to be provided with a chopper (17).
5. according to claim 2 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: the end at optical fiber body frame (9) is provided with position detector (8).
6. according to claim 2 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: the optical lens group (15) on the described optical fiber body frame (9) is 2～25, is evenly distributed in the degree of 10～270 on the same circumference.
7. according to claim 3 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: described optical fiber body frame (9) is fixed on the housing inner bottom plating (5) by main support (10), and described drive motor is fixed on the housing inner bottom plating (5) by electric machine support (7); On described housing, be provided with preceding optical fibre frame (11), back optical fibre frame (1); Input optical fibre (14) be fixed in preceding optical fibre frame (11) and go up corresponding optical fiber interface (12) and be connected.
8, according to claim 1 a kind of directly to formula multichannel optical fiber optical converter, it is characterized in that: described output optical fibre (14 ') is connected with optical fiber interface (12 ') on being arranged on preceding optical fibre frame (11) or is connected with optical fiber interface (12 ') on being arranged on back optical fibre frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420077477 CN2722272Y (en) | 2004-07-09 | 2004-07-09 | Direct-opposed fibre optical converter with multiple channels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420077477 CN2722272Y (en) | 2004-07-09 | 2004-07-09 | Direct-opposed fibre optical converter with multiple channels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2722272Y true CN2722272Y (en) | 2005-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420077477 Expired - Fee Related CN2722272Y (en) | 2004-07-09 | 2004-07-09 | Direct-opposed fibre optical converter with multiple channels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2722272Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914823A (en) * | 2012-10-22 | 2013-02-06 | 天津大学 | Dual-channel rotary optical fiber connector |
| CN103852753A (en) * | 2014-03-22 | 2014-06-11 | 中国科学技术大学 | Laser radar multichannel receiving light path high-speed light-chopping device |
| CN104729709A (en) * | 2015-03-31 | 2015-06-24 | 浙江大学 | Rapid plant leaf three-dimensional light distribution measuring device |
| CN112558230A (en) * | 2020-12-07 | 2021-03-26 | 中国科学院合肥物质科学研究院 | Multichannel time-sharing retest optical coupling device and use method thereof |
-
2004
- 2004-07-09 CN CN 200420077477 patent/CN2722272Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914823A (en) * | 2012-10-22 | 2013-02-06 | 天津大学 | Dual-channel rotary optical fiber connector |
| CN102914823B (en) * | 2012-10-22 | 2013-10-30 | 天津大学 | Dual-channel rotary optical fiber connector |
| CN103852753A (en) * | 2014-03-22 | 2014-06-11 | 中国科学技术大学 | Laser radar multichannel receiving light path high-speed light-chopping device |
| CN103852753B (en) * | 2014-03-22 | 2017-01-25 | 中国科学技术大学 | Laser radar multichannel receiving light path high-speed light-chopping device |
| CN104729709A (en) * | 2015-03-31 | 2015-06-24 | 浙江大学 | Rapid plant leaf three-dimensional light distribution measuring device |
| CN112558230A (en) * | 2020-12-07 | 2021-03-26 | 中国科学院合肥物质科学研究院 | Multichannel time-sharing retest optical coupling device and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING CONDENSER SHI UP SCIENCE + TECHNOLOGY CO., Free format text: FORMER OWNER: BEIJING YINGXIAN EQUIPMENT CO., LTD. Effective date: 20090522 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090522 Address after: No. 25, No. 12, building 188, base station, No. 26 South Fourth Ring Road, Beijing, Fengtai District, 100070 Patentee after: Beijing Juguang Shida Technology Co., Ltd. Address before: Beijing City, Fengtai District Branch Road No. 7 room B108 (Park), zip code: 100070 Patentee before: Beijing Ince Instruments Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050831 Termination date: 20120709 |