CN204992245U - Novel many single tubes semiconductor laser fiber optic coupling module - Google Patents
Novel many single tubes semiconductor laser fiber optic coupling module Download PDFInfo
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- CN204992245U CN204992245U CN201520793905.9U CN201520793905U CN204992245U CN 204992245 U CN204992245 U CN 204992245U CN 201520793905 U CN201520793905 U CN 201520793905U CN 204992245 U CN204992245 U CN 204992245U
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- heat sink
- semiconductor laser
- coupling module
- mirror
- semiconductor lasers
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Abstract
The utility model discloses a novel many single tubes semiconductor laser fiber optic coupling module, be in including bottom plate and setting two sets of ladders at bottom plate first direction both ends are heat sink, be equipped with a plurality of cascaded surface on two sets of ladders are heat sink respectively, a plurality of cascaded surface by bottom plate middle part risees to first direction both ends in proper order, sets up two semiconductor laser on every cascaded surface relatively, just two semiconductor laser follow bottom plate second direction is arranged, the second direction with the first direction is perpendicular, be equipped with edge of a knife corner cube mirror between two semiconductor laser, the light beam that semiconductor laser sent is in edge of a knife corner cube mirror department closes and restraints, is equipped with the speculum between two sets of ladders are heat sink, the speculum with the position of edge of a knife corner cube mirror is corresponding and have two plane of reflections and restraint in order to be used for the heat sink semiconductor laser of going up of two sets of ladders to restraint ascending the closing in fast axis side, be equipped with beam expanding lens and focusing mirror on the play beam direction of speculum in proper order. The utility model provides a fiber optic coupling module can realize that laser beam's two dimension is arranged, improves the output of fiber optic coupling.
Description
Technical field
The utility model relates to semicondcutor laser unit technical field, particularly the novel many single-tube semiconductor lasers fiber coupling module of one.
Background technology
High-power semiconductor laser has the advantages such as volume is little, plug conversion efficiency is high, long service life, very extensive in field application such as materials processing, laser pumping and national defense safeties.It is fast-developing that the problem of current high-power semiconductor laser and complete set of equipments constrains China's laser technology, and this field product places one's entire reliance upon import.
In order to obtain the semiconductor laser optical fiber coupling output of high power, high brightness, utilizing space to close the technology such as bundle, polarization coupling and wavelength coupling both at home and abroad, proposing conjunction bundle and the coupling fiber scheme of multiple semiconductor laser.If application number is the Chinese patents such as 200810051511.2,200910207824.5,201010597864.8,201010174581.2,201120497201.9,201410843840.4, in above-mentioned patent, be all use multiple single-tube semiconductor laser, bar bar or storehouse to carry out conjunction bundle and coupling fiber.Semiconductor laser bar and storehouse can realize very high power output, but its beam quality is poor, can not meet the needs of industrial lasers processing.Single-tube semiconductor laser can obtain the Laser output of higher-wattage after closing bundle, and beam quality is better, therefore carries out to single-tube semiconductor laser conjunctions and restraints and realize coupling fiber output tool and be of great significance.
At present, the design of single-tube semiconductor laser coupling fiber is as Chinese patent: 200910207824.5,201110394648.8 etc., is all that single tube semiconductor laser is carried out the stacking of one dimension.This restriction designed on the one hand due to fiber size and numerical aperture, reduces coupling fiber power output; On the other hand in order to obtain larger power output, adding the clear aperture of coupling focus lamp, causing coupling focus lamp bore excessive, adding the difficulty of focus lamp design and manufaction.
Utility model content
The utility model object is to provide a kind of novel many single-tube semiconductor lasers fiber coupling module, make the stacking of single tube semiconductor laser one dimension quick shaft direction originally, become quick shaft direction jointly to superpose with slow-axis direction, improve the utilance of clear aperture and the power output of coupling fiber of coupling focus lamp.
Based on the problems referred to above, the technical scheme that the utility model provides is:
Novel many single-tube semiconductor lasers fiber coupling module, comprise base plate and be arranged on that first ladder at described base plate first direction two ends is heat sink and the second ladder is heat sink, described first ladder is heat sink and described second ladder is heat sink is respectively equipped with several cascaded surfaces, several cascaded surfaces described raise to first direction two ends successively by the middle part of described base plate, each cascaded surface is oppositely arranged two semiconductor lasers, and described two semiconductor lasers are arranged along described base plate second direction, described second direction is vertical with described first direction, knife edge corner cube mirror is provided with between described two semiconductor lasers, the light beam that semiconductor laser sends closes bundle at described knife edge corner cube mirror place, described first ladder is heat sink and described second ladder heat sink between be provided with speculum, described speculum is corresponding with the position of described knife edge corner cube mirror and have the conjunction bundle of two reflectings surface for described first ladder on heat sink and described second ladder heat sink semiconductor-on-insulator laser beam quick shaft direction, going out on beam direction of described speculum is provided with beam expanding lens and focus lamp successively.
Further, be provided with collimating mirror between each semiconductor laser and described knife edge corner cube mirror, described collimating mirror is fast axis collimation mirror and/or slow axis collimating mirror.
Further, two right-angle surface of described knife edge corner cube mirror are miter angle with the slow-axis direction of corresponding laser beam respectively.
Further, described two right-angle surface are provided with reflectance coating.
Further, described speculum is right angle trigonometry reflecting prism or plane mirror.
Further, described focus lamp is three-chip type aplanasia focus lamp or aspheric surface focus lamp, or comprises fast axle focus lamp and slow axis focus lamp.
Further, the below of described base plate is provided with water-cooling block.
Compared with prior art, the utility model has the advantages that:
Adopt the technical solution of the utility model, adopt the stepped arrangement of semiconductor laser and the utilization of knife edge corner cube mirror, light beam is carried out two dimension arrangement, realize the superposition of beam fast axis direction and slow-axis direction, overcome the restriction of fiber size and numerical aperture, improve coupling fiber power output, reduce the difficulty of focus lamp design and manufaction.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model novel many single-tube semiconductor lasers fiber coupling module embodiment;
Fig. 2 is the structural representation that in the utility model embodiment, ladder is heat sink;
Fig. 3 is the utility model embodiment light path schematic top plan view;
Wherein:
1, base plate; 2, the first ladder is heat sink; 3, the second ladder is heat sink; 4, semiconductor laser; 5, knife edge corner cube mirror; 6, fast axis collimation mirror; 7, slow axis collimating mirror; 8, speculum; 9, beam expanding lens; 10, focus lamp; 11, water-cooling block; F, cascaded surface.
Embodiment
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are not limited to for illustration of the utility model limit scope of the present utility model.The implementation condition adopted in embodiment can do further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
See Fig. 1-3, for the structural representation of the utility model embodiment, it comprises base plate 1 and the first ladder heat sink 2 be arranged on base plate 1 and the second ladder heat sink 3, first ladder is heat sink 2 and second ladder heat sink 3 be separately fixed at the two ends of base plate 1 first direction, first ladder is heat sink 2 and second ladder heat sink 3 there are four cascaded surface F respectively, and four cascaded surface F raise to first direction two ends successively by the middle part of base plate 1, should be appreciated that, the cascaded surface of other numbers can be set on ladder of the present utility model is heat sink, the utility model does not limit herein, each cascaded surface F is provided with two semiconductor lasers 4, and these two semiconductor lasers 4 are arranged along the second direction of base plate 1, second direction is vertical with first direction, knife edge corner cube mirror 5 is provided with between two semiconductor lasers 4, the light beam that two semiconductor lasers 4 send closes bundle at knife edge corner cube mirror 5 place.
In order to realize the conjunction bundle of light beam at quick shaft direction, speculum 8 is provided with between the first ladder heat sink 2 and the second ladder heat sink 3, the position of this speculum 8 is corresponding with knife edge corner cube mirror 5, and this speculum 8 has two reflectings surface to realize the first ladder heat sink 2 and the heat sink 3 semiconductor-on-insulator lasers 4 of the second ladder send the conjunction bundle of light beam on quick shaft direction, in this example, speculum 8 can select right angle trigonometry reflecting prism or plane mirror, beam expanding lens 9 and focus lamp 10 is provided with successively in going out on beam direction of speculum 8, wherein focus lamp 10 can be that three-chip type aplanasia focus lamp or aspheric surface focus lamp focus on the fast axle of laser beam and the unified of slow-axis direction with realization, fast axle focus lamp and slow axis focus lamp can also be comprised to realize the focusing respectively on laser beam quick shaft direction and slow-axis direction, coupled into optical fibres after laser beam line focus mirror focuses on.
In this example, two right-angle surface of knife edge corner cube mirror 5 are miter angle with the slow-axis direction of corresponding laser beam respectively, on slow-axis direction, carry out conjunction bundle to be convenient to knife edge corner cube mirror 5 pairs of laser beams further, two right-angle surface of knife edge corner cube mirror 5 are provided with reflectance coating.
In order to optimize the implementation result of utility model further, collimating mirror is provided with between each semiconductor laser 4 and knife edge corner cube mirror 5, this collimating mirror comprises fast axis collimation mirror 6 and slow axis collimating mirror 7, or the one arranged in two kinds of collimating mirrors, preferably on semiconductor laser 4 beam direction, set gradually fast axis collimation mirror 6 and slow axis collimating mirror 7.
In order to optimize implementation result of the present utility model further, be also provided with water-cooling block 11 in the below of base plate 1 to realize the efficiently radiates heat of coupling module.
Above-mentioned example, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalent transformations of doing according to the utility model Spirit Essence or modification, all should be encompassed within protection range of the present utility model.
Claims (7)
1. novel many single-tube semiconductor lasers fiber coupling module, it is characterized in that: comprise base plate (1) and be arranged on the first ladder heat sink (2) and second ladder heat sink (3) at described base plate (1) first direction two ends, described first ladder is heat sink (2) and described second ladder heat sink (3) is respectively equipped with several cascaded surfaces (F), described several cascaded surfaces (F) are raised to first direction two ends successively by described base plate (1) middle part, each cascaded surface (F) is oppositely arranged two semiconductor lasers (4), and described two semiconductor lasers (4) are arranged along described base plate (1) second direction, described second direction is vertical with described first direction, knife edge corner cube mirror (5) is provided with between described two semiconductor lasers (4), the light beam that semiconductor laser (4) sends closes bundle at described knife edge corner cube mirror (5) place, described first ladder is heat sink (2) and be provided with speculum (8) between described second ladder heat sink (3), described speculum (8) is corresponding with the position of described knife edge corner cube mirror (5) and have two reflectings surface for the conjunction bundle on the upper laser beam quick shaft direction of described first ladder heat sink (2) and described second ladder heat sink (3), going out on beam direction of described speculum (8) is provided with beam expanding lens (9) and focus lamp (10) successively.
2. novel many single-tube semiconductor lasers fiber coupling module according to claim 1, it is characterized in that: be provided with collimating mirror between each semiconductor laser (4) and described knife edge corner cube mirror (5), described collimating mirror is fast axis collimation mirror (6) and/or slow axis collimating mirror (7).
3. novel many single-tube semiconductor lasers fiber coupling module according to claim 1, is characterized in that: two right-angle surface of described knife edge corner cube mirror (5) are miter angle with the slow-axis direction of corresponding laser beam respectively.
4. novel many single-tube semiconductor lasers fiber coupling module according to claim 3, is characterized in that: described two right-angle surface are provided with reflectance coating.
5. novel many single-tube semiconductor lasers fiber coupling module according to claim 1, is characterized in that: described speculum (5) is right angle trigonometry reflecting prism or plane mirror.
6. novel many single-tube semiconductor lasers fiber coupling module according to claim 1, is characterized in that: described focus lamp (10) is three-chip type aplanasia focus lamp or aspheric surface focus lamp, or comprises fast axle focus lamp and slow axis focus lamp.
7. novel many single-tube semiconductor lasers fiber coupling module according to claim 1, is characterized in that: the below of described base plate (1) is provided with water-cooling block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520793905.9U CN204992245U (en) | 2015-10-14 | 2015-10-14 | Novel many single tubes semiconductor laser fiber optic coupling module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520793905.9U CN204992245U (en) | 2015-10-14 | 2015-10-14 | Novel many single tubes semiconductor laser fiber optic coupling module |
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| Publication Number | Publication Date |
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| CN204992245U true CN204992245U (en) | 2016-01-20 |
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| CN201520793905.9U Withdrawn - After Issue CN204992245U (en) | 2015-10-14 | 2015-10-14 | Novel many single tubes semiconductor laser fiber optic coupling module |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207054A (en) * | 2015-10-14 | 2015-12-30 | 苏州大学 | Novel multi-monotube semiconductor laser unit optical fiber coupling module |
| CN109713567A (en) * | 2017-10-25 | 2019-05-03 | 中国科学院半导体研究所 | More single tube multi-wavelength wavelength coupling modules of single-tube semiconductor laser |
| CN110199447A (en) * | 2016-12-23 | 2019-09-03 | 恩耐公司 | Low-cost optical pump laser packages part |
| US10833482B2 (en) | 2018-02-06 | 2020-11-10 | Nlight, Inc. | Diode laser apparatus with FAC lens out-of-plane beam steering |
| CN114923875A (en) * | 2022-07-20 | 2022-08-19 | 安徽岑锋科技有限公司 | Motor vehicle exhaust remote sensing detection system based on tunable diode absorption spectrum |
-
2015
- 2015-10-14 CN CN201520793905.9U patent/CN204992245U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207054A (en) * | 2015-10-14 | 2015-12-30 | 苏州大学 | Novel multi-monotube semiconductor laser unit optical fiber coupling module |
| CN105207054B (en) * | 2015-10-14 | 2018-01-02 | 苏州大学 | More single-tube semiconductor laser fiber coupling modules |
| CN110199447A (en) * | 2016-12-23 | 2019-09-03 | 恩耐公司 | Low-cost optical pump laser packages part |
| US10797471B2 (en) | 2016-12-23 | 2020-10-06 | Nlight Inc. | Low cost optical pump laser package |
| US11424598B2 (en) | 2016-12-23 | 2022-08-23 | Nlight, Inc. | Low cost optical pump laser package |
| CN109713567A (en) * | 2017-10-25 | 2019-05-03 | 中国科学院半导体研究所 | More single tube multi-wavelength wavelength coupling modules of single-tube semiconductor laser |
| US10833482B2 (en) | 2018-02-06 | 2020-11-10 | Nlight, Inc. | Diode laser apparatus with FAC lens out-of-plane beam steering |
| US11979002B2 (en) | 2018-02-06 | 2024-05-07 | Nlight, Inc. | Diode laser apparatus with FAC lens out-of-plane beam steering |
| CN114923875A (en) * | 2022-07-20 | 2022-08-19 | 安徽岑锋科技有限公司 | Motor vehicle exhaust remote sensing detection system based on tunable diode absorption spectrum |
| CN114923875B (en) * | 2022-07-20 | 2022-10-18 | 安徽岑锋科技有限公司 | Motor vehicle exhaust remote sensing detection system based on tunable diode absorption spectrum |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20180102 |
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| AV01 | Patent right actively abandoned |