CN202171658U - A connector and a combiner of high power optical fiber lasers - Google Patents
A connector and a combiner of high power optical fiber lasers Download PDFInfo
- Publication number
- CN202171658U CN202171658U CN2011203087757U CN201120308775U CN202171658U CN 202171658 U CN202171658 U CN 202171658U CN 2011203087757 U CN2011203087757 U CN 2011203087757U CN 201120308775 U CN201120308775 U CN 201120308775U CN 202171658 U CN202171658 U CN 202171658U
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- optical fiber
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- collimator
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- protective casing
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Abstract
The utility model discloses a connector and a combiner of high power optical fiber lasers. The connector and the combiner employ optical fiber collimators as connecting components, with transmission light and external forms of the optical fiber collimators being coaxial, and employ a V-shaped groove positioning structure as a positioning connecting member for the optical fiber collimators. In the connector, V-shaped grooves realize adaptive alignment between an input optical fiber collimator and an output optical fiber collimator and thus save a large quantity of adjusting time. The V-shaped groove structure in the combiner comprises a plurality of V-shaped grooves disposed in a coplanar manner; the V-shaped grooves for the output collimator and the V-shaped groove for the input collimator form an included angle for easy placement of band pass filters; and each band pass filter and the corresponding output optical fiber collimator also form an included angle. Output light of the optical fiber lasers is combined through the band pass filters in a free space. The V-shaped groove positioning structure reduces difficulty in adjustment while guaranteeing efficient coupling, improves assembly speed and provides convenience for mass production.
Description
Technical field
The utility model relates to laser technology field, relates in particular to a kind of connector and bundling device of high-capacity optical fiber laser.
Background technology
Modern society, along with continuous progress in science and technology, laser technology has been applied in the every field, increasingly mature along with fiber laser technology in recent years, fiber laser becomes the extensive laser instrument of a new generation.Demanded power output to laser instrument improves constantly at present, and single fiber laser receives structural limitations, is difficult in to keep good beam quality when the very high power of acquisition is exported.Put forward to utilize BPF. to realize that cascade coupled is to realize the technical scheme of high-power output between a plurality of laser instruments before this; But the aligning between a plurality of fiber lasers is difficulty relatively, becomes one of bottleneck of limit production speed and properties of product in the large-scale production process.
Summary of the invention
For overcoming the problems referred to above, the utility model proposes a kind of connector and bundling device of high-capacity optical fiber laser, is used for aligning coupling and cascade coupled between a plurality of fiber lasers, and simple in structure, cost is lower, and is easy to adjust, stable work in work.
For achieving the above object; The technical scheme that the utility model proposed is: a kind of connector of high-capacity optical fiber laser; Comprise two optical fiber collimators and a V-type locating slot structure, said optical fiber collimator transmission light is coaxial with its profile, comprises input optical fibre collimating apparatus and output optical fibre collimating apparatus; Said V-type locating slot structure comprises the substrate and the fixation kit of band V-type groove; Said two optical fiber collimators relatively place the V-type groove, are fixed through the screw assembly that is locked.
Further, said optical fiber collimator comprises fiber output head, collimation lens and protective casing.
Further, this optical fiber collimator structure is that said collimation lens is fixed in protective casing one end; The adjustable protective casing other end that is arranged at of said fiber output head is regulated the relative position of itself and collimation lens through lock screw.
Further, this optical fiber collimator structure also can be the fixing assembling of fiber output head and protective casing; The adjustable protective casing other end that is arranged at of said collimation lens.
Further, this optical fiber collimator structure can also be that said optical fiber collimator also comprises two angle of wedge sheets; Said fiber output head, collimation lens are assemblied in the protective casing successively; Terminal said two angle of wedge sheets, the equal scalable in two angle of wedge sheet positions of adding of protective casing in the collimation lens back.
Another technical scheme of the utility model is: a kind of bundling device of high-capacity optical fiber laser, comprise optical fiber collimator and V-type locating slot structure, and it is characterized in that: also comprise and the corresponding band pass filter of optical fiber collimator; Said optical fiber collimator transmission light is coaxial with its profile, comprises input optical fibre collimating apparatus and output optical fibre collimating apparatus; Said V-type locating slot structure comprises the substrate and the fixation kit of band V-type groove; Said optical fiber collimator and band pass filter place the V-type groove, and are fixed by fixation kit.
Further, said optical fiber collimator is with the optical fiber collimator structure in the above-mentioned connector.
Further, the V-type groove on the said substrate is divided into output optical fibre collimating apparatus V-type groove and input optical fibre collimating apparatus V-type groove, and the two is one greater than zero angle; Said band pass filter is 0 ° ~ 90 ° angle with corresponding output optical fibre collimating apparatus.
The beneficial effect of the utility model: the connector of a kind of high-capacity optical fiber laser of the utility model and bundling device; Adopted the location structure of many V-types groove in coaxial optical fiber collimator of transmission light and profile and the monoplane; Therefore but self-adaptation is aimed at, and saves a large amount of adjusting time; This structure can reduce when guaranteeing efficient coupling regulates difficulty, improves assembling speed, brings very big facility to large-scale production.
Description of drawings
Fig. 1 is the connector vertical and horizontal structural representation of the utility model;
The optical fiber collimator embodiment one that Fig. 2 uses for the utility model;
The optical fiber collimator embodiment two that Fig. 3 uses for the utility model;
The optical fiber collimator embodiment three that Fig. 4 uses for the utility model;
Fig. 5 is the bundling device light path synoptic diagram of the utility model;
Fig. 6 is the bundling device structural representation of the utility model.
Reference numeral: 1 optical fiber collimator; 111,121,131 fiber output heads; 112,122,132 protective casings; 113,123,133 collimation lenses; 114 lock screws; 134,135 angle of wedge sheets; 21 substrates; 22 fixation kits; 23 screws; 301,302 optical fiber collimators; 4 substrates; 401,402 V-type grooves; 5 band pass filters.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further specified.
Be illustrated in figure 1 as the connector embodiment of a kind of high-capacity optical fiber laser of the utility model; Comprise two optical fiber collimators 1 and a V-type locating slot structure; Said optical fiber collimator 1 transmission light is coaxial with its profile, comprises input optical fibre collimating apparatus and output optical fibre collimating apparatus; Said V-type locating slot structure comprises the substrate 21 and fixation kit 22 of band V-type groove; Said two optical fiber collimators 1 relatively place the V-type groove, are fixed through screw 23 assembly 22 that is locked.Preferably, this fixation kit 22 is a band groove cover plate.When two optical fiber collimators 1 were positioned in the V-type groove, transmission optical axis self-adaptation was aimed at, and the V-type groove can provide very high alignment precision, thereby can reach very high coupling efficiency.After aiming at, add top mounting subassembly 22, utilize screw 23 locking substrates 21 to position fixing with 22 pairs of two collimating apparatuss 1 of fixation kit.
Shown in Figure 2 is a kind of enforcement structural representation of above-mentioned optical fiber collimator, comprises fiber output head 111, collimation lens 113 and protective casing 112.Wherein, collimation lens 113 is fixed in protective casing 112 1 ends, and fiber output head 111 adjustable protective casing 112 other ends that are arranged at are regulated the relative position of itself and collimation lens 113 through lock screw 114.Its principle of work is position and an angle of utilizing the lock screw 114 on the protective casing 112 to regulate fiber output head 111, makes light beam at the collimated light beam through collimation lens 113 back acquisitions and profile coaxial transmission.
Fig. 3 is that the another kind of optical fiber collimator is implemented structural representation, comprises fiber output head 121, collimation lens 123 and protective casing 122.Wherein, Fiber output head 121 and protective casing 122 fixing assemblings; Collimation lens 123 places protective casing 122 front ends, and can therefore can obtain the collimated light beam with the profile coaxial transmission through the position of regulating collimation lens 123 along radially moving.
Fig. 4 is another enforcement structural representation of optical fiber collimator, comprises fiber output head 131, collimation lens 133, protective casing 132 and two angle of wedge sheets 134,135.Wherein, fiber output head 131, collimation lens 133 are assemblied in the protective casing 132 successively; In the collimation lens 133 back protective casings 132 terminal equal scalable in said two angle of wedge sheets 134,135, two angle of wedge sheets, 134,135 positions that add.Through after the collimation lens 133, the relative position through rotation angle of wedge sheet 134,135 obtains the collimated light beam with the profile coaxial transmission at light beam.
Fig. 5 and 6 is the bundling device light path synoptic diagram and the structural representation of a kind of high-capacity optical fiber laser of the utility model, and its principle is exported for the bundle that closes of organizing optical-fiber laser through bandpass filter 5 and the incompatible realization of V-type locating slot structural group more.This bundling device comprises optical fiber collimator 301,302 and V-type locating slot structure, also comprises and optical fiber collimator 302 corresponding band pass filters 5; Optical fiber collimator 301,302 transmission light are coaxial with its profile, comprise input optical fibre collimating apparatus 301 and output optical fibre collimating apparatus 302; V-type locating slot structure comprises the substrate 4 and the fixation kit of band V-type groove 401,402; Optical fiber collimator 301,302 places V-type groove 401,402 with band pass filter 5, and is fixed by fixation kit.Wherein, the V-type groove 401,402 on the substrate 4 is divided into a plurality of output optical fibre collimating apparatus V-type grooves 402 and an input optical fibre collimating apparatus V-type groove 401, and the two is one greater than zero angle.Band pass filter 5 is placed on the joint portion of V-type groove 401,402, and is one 0 ° ~ 90 ° angle with corresponding output optical fibre collimating apparatus 302.Output optical fibre collimating apparatus 302 output beams close bundle together through band pass filter 5, are coupled into input optical fibre collimating apparatus 301 together, thereby obtain high quality beam, the output of high-power laser.Wherein used optical fiber collimator is consistent in this optical fiber collimator 301,302 and the above-mentioned connector, adopts V-type locating slot structure to obtain simple and efficient beam alignment coupling equally, reduces and regulates difficulty, improves assembling speed.
Can adopt good heat conductive optical ceramics or crystal to make the band pass filter of mixing the yttrium fiber laser in this structure, realize the bundle that closes of multi-channel optical fibre laser instrument through the band pass filter of free space as matrix.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; But the those skilled in the art should be understood that; In the spirit and scope of the utility model that does not break away from appended claims and limited; In form with details on various variations that the utility model is made, be the protection domain of the utility model.
Claims (8)
1. the connector of a high-capacity optical fiber laser comprises two optical fiber collimators and a V-type locating slot structure, it is characterized in that: said optical fiber collimator transmission light is coaxial with its profile, comprises input optical fibre collimating apparatus and output optical fibre collimating apparatus; Said V-type locating slot structure comprises the substrate and the fixation kit of band V-type groove; Said two optical fiber collimators relatively place the V-type groove, are fixed through the screw assembly that is locked.
2. the connector of a kind of high-capacity optical fiber laser as claimed in claim 1, it is characterized in that: said optical fiber collimator comprises fiber output head, collimation lens and protective casing.
3. the connector of a kind of high-capacity optical fiber laser as claimed in claim 2, it is characterized in that: said collimation lens is fixed in protective casing one end; The adjustable protective casing other end that is arranged at of said fiber output head is regulated the relative position of itself and collimation lens through lock screw.
4. the connector of a kind of high-capacity optical fiber laser as claimed in claim 2 is characterized in that: the fixing assembling of said fiber output head and protective casing; The adjustable protective casing other end that is arranged at of said collimation lens.
5. the connector of a kind of high-capacity optical fiber laser as claimed in claim 2, it is characterized in that: said optical fiber collimator also comprises two angle of wedge sheets; Said fiber output head, collimation lens are assemblied in the protective casing successively; Terminal said two angle of wedge sheets, the equal scalable in two angle of wedge sheet positions of adding of protective casing in the collimation lens back.
6. the bundling device of a high-capacity optical fiber laser comprises optical fiber collimator and V-type locating slot structure, it is characterized in that: also comprise and the corresponding band pass filter of optical fiber collimator; Said optical fiber collimator transmission light is coaxial with its profile, comprises input optical fibre collimating apparatus and output optical fibre collimating apparatus; Said V-type locating slot structure comprises the substrate and the fixation kit of band V-type groove; Said optical fiber collimator and band pass filter place the V-type groove, and are fixed by fixation kit.
7. the bundling device of a kind of high-capacity optical fiber laser as claimed in claim 6 is characterized in that: said optical fiber collimator is the optical fiber collimator described in the connector of the described a kind of high-capacity optical fiber laser of the arbitrary claim of claim 2-5.
8. the bundling device of a kind of high-capacity optical fiber laser as claimed in claim 6, it is characterized in that: the V-type groove on the said substrate is divided into output optical fibre collimating apparatus V-type groove and input optical fibre collimating apparatus V-type groove, and the two is one greater than zero angle; Said band pass filter is 0 ° ~ 90 ° angle with corresponding output optical fibre collimating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203087757U CN202171658U (en) | 2011-08-24 | 2011-08-24 | A connector and a combiner of high power optical fiber lasers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203087757U CN202171658U (en) | 2011-08-24 | 2011-08-24 | A connector and a combiner of high power optical fiber lasers |
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| Publication Number | Publication Date |
|---|---|
| CN202171658U true CN202171658U (en) | 2012-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203087757U Expired - Fee Related CN202171658U (en) | 2011-08-24 | 2011-08-24 | A connector and a combiner of high power optical fiber lasers |
Country Status (1)
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| CN (1) | CN202171658U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840357A (en) * | 2012-11-23 | 2014-06-04 | 福州高意通讯有限公司 | Linearly polarized light output optical fiber laser device |
| CN105182482A (en) * | 2015-09-14 | 2015-12-23 | 深圳市创鑫激光股份有限公司 | Configurable optical fiber beam combiner |
| CN105896260A (en) * | 2015-11-19 | 2016-08-24 | 中国工程物理研究院应用电子学研究所 | Optical fiber laser beam combiner |
| CN107579412A (en) * | 2017-10-31 | 2018-01-12 | 中国工程物理研究院应用电子学研究所 | A kind of high power optical fibre laser bundling device |
| CN108802916A (en) * | 2018-08-27 | 2018-11-13 | 苏州伽蓝致远电子科技股份有限公司 | A kind of optical port component with alignment function high point precision |
| CN114859475A (en) * | 2022-05-25 | 2022-08-05 | 珠海光焱科技有限公司 | High-power bandwidth filter |
-
2011
- 2011-08-24 CN CN2011203087757U patent/CN202171658U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840357A (en) * | 2012-11-23 | 2014-06-04 | 福州高意通讯有限公司 | Linearly polarized light output optical fiber laser device |
| CN105182482A (en) * | 2015-09-14 | 2015-12-23 | 深圳市创鑫激光股份有限公司 | Configurable optical fiber beam combiner |
| CN105896260A (en) * | 2015-11-19 | 2016-08-24 | 中国工程物理研究院应用电子学研究所 | Optical fiber laser beam combiner |
| CN105896260B (en) * | 2015-11-19 | 2019-01-15 | 中国工程物理研究院应用电子学研究所 | Fiber laser combiner |
| CN107579412A (en) * | 2017-10-31 | 2018-01-12 | 中国工程物理研究院应用电子学研究所 | A kind of high power optical fibre laser bundling device |
| CN108802916A (en) * | 2018-08-27 | 2018-11-13 | 苏州伽蓝致远电子科技股份有限公司 | A kind of optical port component with alignment function high point precision |
| CN114859475A (en) * | 2022-05-25 | 2022-08-05 | 珠海光焱科技有限公司 | High-power bandwidth filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120321 Termination date: 20170824 |