CN105731188A - Winding device for active optical fiber and fiber winding method - Google Patents
Winding device for active optical fiber and fiber winding method Download PDFInfo
- Publication number
- CN105731188A CN105731188A CN201610170642.5A CN201610170642A CN105731188A CN 105731188 A CN105731188 A CN 105731188A CN 201610170642 A CN201610170642 A CN 201610170642A CN 105731188 A CN105731188 A CN 105731188A
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- Prior art keywords
- optical fiber
- heat dissipation
- active optical
- winding device
- dissipation plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/04—Kinds or types
- B65H75/16—Cans or receptacles, e.g. sliver cans
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/32—Optical fibres or optical cables
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Lasers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a winding device for an active optical fiber and a fiber winding method. The winding device for the active optical fiber comprises a heat dissipation disk, wherein the heat dissipation disk adopts a track structure, the inner wall of the heat dissipation disk is an inclined surface, a groove for winding the active optical fiber is formed in the inclined surface, and the adjacent groove parts are spaced by a certain interval. With the adoption of the winding device and the fiber winding method, heat of the active optical fiber can be better dissipated, besides, the optical fiber extends naturally in the winding process so as to avoid pressure stress caused by fixation by the aid of external force, meanwhile, the difference of inner and outer winding diameters of the optical fiber is small, high-order mode lasers are effectively filtered out, and near-fundamental-mode laser output with the high laser beam quality is obtained.
Description
Technical field
The present invention relates to a kind of winding device for Active Optical Fiber and around method for fiber, be mainly used in high-capacity optical fiber laser or fiber amplifier.
Background technology
In high-capacity optical fiber laser or fiber amplifier work process, dopant ion absorptive pumping light in its Active Optical Fiber excites the Output of laser of respective wavelength, excitation process there is quite a few energy produce in a fiber in the form of heat, if the heat accumulated in a fiber can not shed in time, the stability of output light can be affected, even burn out optical fiber.At present, the coiling of Active Optical Fiber mainly has two ways: a kind of method is to be coiled in by Active Optical Fiber on the flat board of smooth aluminium material, the heat radiation realizing Active Optical Fiber is fitted tightly by optical fiber and aluminium sheet, owing to optical fiber coils in the plane, optical fiber coiling process easily occurring, the juxtaposition of optical fiber causes heat radiation uneven, simultaneously fiber reel around after the fixing difficulty of whole fiber reel, bearing easily produces certain compressive stress, affect the uniformity that optical fiber dispels the heat；Another kind of method is to be coiled in by Active Optical Fiber on smooth cylinder or vertebral body, avoid being overlapping of optical fiber in coiling process, realize the Homogeneouslly-radiating of optical fiber, but in order to ensure that optical fiber typically requires pulling force certain to optical fiber in coiling process with cylinder or combining closely of vertebral body, the generation of whole inside of optical fibre stress affects the stability of long-term work.
Summary of the invention
The technical problem to be solved is the defect overcoming prior art, a kind of winding device for Active Optical Fiber is provided, it can not only make optical fiber dispel the heat better, and it can be avoided that optical fiber to be caused when optical fiber uses external force fixing the phenomenon of compressive stress, optical fiber is made naturally to unfold, simultaneously effectively to reduce optical fiber drum inner and outer diameter poor for racetrack radiator structure, it is achieved high-order mode laser filters, it is thus achieved that the nearly basic mode laser of high light beam quality exports.
In order to solve above-mentioned technical problem, the technical scheme is that a kind of winding device for Active Optical Fiber, it includes body, and described body has:
Heat dissipation plate, described heat dissipation plate is racetrack structure, and the internal face of described heat dissipation plate is inclined-plane, the inwall inclined-plane of described heat dissipation plate is provided with and makes optical fiber be fitted in the accommodating structure on heat dissipation plate for coiled fiber, and between the adjacent turn of the optical fiber on accommodating structure, there is interval.
Further, described accommodating structure is the semi-circular recesses being arranged on internal face and arranging in coil-shape from bottom to top, and the diameter of described semi-circular recesses and optical fiber matches.
Further for realizing high efficiency and heat radiation better, in described heat dissipation plate, it is provided with coolant guiding channel.
Further, described heat dissipation plate is made up of aluminum.
Further, the minimum bending radius R at described heat dissipation plate both ends is 5-7cm, and optical fiber drum inner and outer diameter difference is little, it is achieved nearly basic mode laser output, effectively optimizes output beam quality.
Present invention also offers containing in method for fiber, the step of the method for a kind of winding device for Active Optical Fiber: be coiled in successively from the bottom to top in the accommodating structure on the inwall inclined-plane of heat dissipation plate by optical fiber, rely on the tension force of optical fiber self to be fixed in groove.
After have employed technique scheme, Active Optical Fiber is coiled in the groove on the internal face of this winding device, bottom portion of groove is and the semicircular structure of fibre diameter coupling, a fixed gap is there is between adjacent fiber, effectively increase the contact area of Active Optical Fiber and aluminum matter device, increasing heat radiation area, additionally semi-circular recesses is positioned on winding device inwall inclined-plane, in coiling process, optical fiber self produces certain tension force, close fiber optic is fixed in groove, optical fiber need not use external force to fix, efficiently solve the compressive stress that optical fiber uses external force time fixing, optical fiber to be caused, naturally unfolding of optical fiber can be kept simultaneously；It addition, in 500W, 1KW high-capacity optical fiber laser application that cooling requirements is higher, coolant guiding channel can be arranged in heat dissipation plate and realizes high efficiency and heat radiation by medium fluid cooling system.
Meanwhile, adopt the drum of racetrack structure effectively to reduce optical fiber Internal and external cycle fiber reel around diameter difference, by the optimization of two ends circle regional diameter, higher order mode is transmitted laser and effectively filters, it is achieved the output of nearly basic mode laser, effectively promote the beam quality of Output of laser.
Accompanying drawing explanation
Fig. 1 is the structural representation of the winding device for Active Optical Fiber of the present invention；
Fig. 2 is the partial sectional view of the winding device for Active Optical Fiber of the present invention；
Fig. 3 is the graph of a relation of the bending loss in each rank zlasing mode transmitting procedure of the present invention and bending radius.
Detailed description of the invention
Being clearly understood to make present disclosure be easier to, below according to specific embodiment and in conjunction with accompanying drawing, the present invention is further detailed explanation.
As shown in Fig. 1 ~ 3, a kind of winding device for Active Optical Fiber, it includes body, and described body has:
Heat dissipation plate 11, described heat dissipation plate 11 is racetrack structure, and the internal face of described heat dissipation plate 11 is inclined-plane, the inwall inclined-plane of described heat dissipation plate 11 is provided with the accommodating structure for making optical fiber 21 be fitted on heat dissipation plate 11, and between the adjacent turn of the optical fiber 21 on accommodating structure, there is interval.
As shown in Fig. 1 ~ 3, described accommodating structure is the semi-circular recesses 12 being arranged on inwall inclined-plane and arranging in coil-shape from bottom to top, and the diameter of described semi-circular recesses 12 and optical fiber 21 matches.
As shown in Fig. 1 ~ 3, described heat dissipation plate 11 is racetrack structure, but it is not limited to this, adopt racetrack structure drum effectively improve fiber reel around diameter, reduce optical fiber inner and outer diameter difference in coiling process, the laser of each order mode bending loss in transmitting procedure increases with bending radius and strongly reduces, the laser output of the beam quality for having obtained need to adopt little bending radius, in the border circular areas at the optical fiber drum device two ends of the present invention, the reduction of bending diameter makes the loss in transmitting procedure of the laser of higher order mode big and is filtered, finally output light is nearly basic mode laser, realize the output of high light beam quality laser.
As in figure 2 it is shown, be provided with coolant guiding channel 22 in described heat dissipation plate 11.In 500W, 1KW high-capacity optical fiber laser application that cooling requirements is higher, in heat dissipation plate 11, coolant guiding channel 22 can be set and realize high efficiency and heat radiation by cooling medium fluid for radiating heat system.
Described heat dissipation plate 11 is made up of aluminum, but is not limited to this.
The minimum bending radius at the both ends of described heat dissipation plate 11 is 5-7cm.
For Active Optical Fiber winding device around method for fiber, it is characterized in that the step of the method contains: be coiled in successively from the bottom to top in the accommodating structure on the internal face of heat dissipation plate 11 by optical fiber 21, rely on the tensile stress of self in optical fiber coiling process to be fixed in semi-circular recesses.
The operation principle of the present invention is as follows:
Active Optical Fiber is coiled in the groove 12 on the internal face of this winding device, groove 12 is the semicircular structure with optical fiber 21 diameter matches, a fixed gap is there is between adjacent fiber 21, effectively increase the contact area of Active Optical Fiber and aluminum matter device, increasing heat radiation area, it is positioned on the inclined-plane of winding device inwall additionally, due to groove 12, in coiling process, optical fiber self produces certain tension force, optical fiber 21 is fixed in groove closely, optical fiber 21 need not use external force to fix, efficiently solve the compressive stress that optical fiber 21 uses external force time fixing, optical fiber to be caused, naturally unfolding in optical fiber 21 coiling process can be kept.Adopt racetrack structure, reduce optical fiber drum inner and outer diameter poor, by the optimization of two ends drum diameter, effectively filter out higher order mode laser, it is thus achieved that nearly basic mode laser output, promote the beam quality of Output of laser.
Particular embodiments described above; to present invention solves the technical problem that, technical scheme and beneficial effect further described; it is it should be understood that; the foregoing is only specific embodiments of the invention; it is not limited to the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (6)
1. the winding device for Active Optical Fiber, it is characterised in that it includes body, and described body has:
Heat dissipation plate (11), described heat dissipation plate (11) is racetrack structure, and the internal face of described heat dissipation plate (11) is inclined-plane, the inwall inclined-plane of described heat dissipation plate (11) is provided with the accommodating structure for making optical fiber (21) be fitted on heat dissipation plate (11), and is positioned between the adjacent turn of the optical fiber (21) on accommodating structure and there is interval.
2. the winding device for Active Optical Fiber according to claim 1, it is characterized in that: described accommodating structure is the groove (12) being arranged on inwall inclined-plane and arranging in coil-shape from bottom to top, and the diameter of described groove (12) and optical fiber (21) matches.
3. the winding device for Active Optical Fiber according to claim 1, it is characterised in that: it is provided with coolant guiding channel (22) in described heat dissipation plate (11).
4. the winding device for Active Optical Fiber according to claim 1, it is characterised in that: described heat dissipation plate (11) is made up of aluminum.
5. the winding device for Active Optical Fiber according to claim 1, it is characterised in that: the minimum bending radius R at the both ends of described heat dissipation plate (11) is 5-7cm.
6. the winding device for Active Optical Fiber according to any one of claim 1 to 5 around method for fiber, it is characterised in that the step of the method contains: optical fiber (21) relies on optical fiber (21) own tension be coiled in the accommodating structure on the inwall inclined-plane of heat dissipation plate (11) from the bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610170642.5A CN105731188A (en) | 2016-03-24 | 2016-03-24 | Winding device for active optical fiber and fiber winding method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610170642.5A CN105731188A (en) | 2016-03-24 | 2016-03-24 | Winding device for active optical fiber and fiber winding method |
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| CN105731188A true CN105731188A (en) | 2016-07-06 |
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| CN201610170642.5A Pending CN105731188A (en) | 2016-03-24 | 2016-03-24 | Winding device for active optical fiber and fiber winding method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106772550A (en) * | 2017-02-10 | 2017-05-31 | 东莞理工学院 | Fibre-optical bending disappears die device, method |
| CN107621671A (en) * | 2016-07-14 | 2018-01-23 | 中国兵器装备研究院 | A kind of high power cladding light stripper |
| CN107621672A (en) * | 2016-07-14 | 2018-01-23 | 中国兵器装备研究院 | A kind of integrated high power cladding light stripper |
| CN107681424A (en) * | 2016-08-01 | 2018-02-09 | 南京理工大学 | A kind of compact high power single mode fiber laser for monitoring power output |
| CN109038193A (en) * | 2018-09-07 | 2018-12-18 | 广东国志激光技术有限公司 | A kind of optical fiber self-retaining coiling apparatus and the method using the device coiled fiber |
| CN111483881A (en) * | 2020-04-17 | 2020-08-04 | 武汉锐科光纤激光技术股份有限公司 | Runway-shaped optical fiber coiling machine and method for coiling optical fibers by using same |
| CN111498601A (en) * | 2020-04-17 | 2020-08-07 | 武汉锐科光纤激光技术股份有限公司 | Runway-shaped optical fiber coiling machine and runway-shaped optical fiber coiling method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335422A (en) * | 2008-07-25 | 2008-12-31 | 华中科技大学 | Optical fiber cooling apparatus for high-power double cladding optical fiber laser and amplifier |
| CN101867143A (en) * | 2010-06-22 | 2010-10-20 | 中国人民解放军国防科学技术大学 | Integral cooling device for high-power optical fiber laser or amplifier |
| CN101916025A (en) * | 2010-07-23 | 2010-12-15 | 中国科学院上海光学精密机械研究所 | Device for restraining stimulated Brillouin scattering of optical fibers |
| CN103746275A (en) * | 2014-01-26 | 2014-04-23 | 江苏天元激光科技有限公司 | Active optical fiber winding device and optical fiber winding method for optical fiber laser |
| US20140362876A1 (en) * | 2013-06-06 | 2014-12-11 | Prima Electro North America, LLC | Method and system for managing heat disipation in doped fiber |
| CN105244740A (en) * | 2015-10-29 | 2016-01-13 | 中国工程物理研究院激光聚变研究中心 | Fiber cooling apparatus for fiber laser |
| CN205500457U (en) * | 2016-03-24 | 2016-08-24 | 江苏天元激光科技有限公司 | Drum device of active optical fibre |
-
2016
- 2016-03-24 CN CN201610170642.5A patent/CN105731188A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335422A (en) * | 2008-07-25 | 2008-12-31 | 华中科技大学 | Optical fiber cooling apparatus for high-power double cladding optical fiber laser and amplifier |
| CN101867143A (en) * | 2010-06-22 | 2010-10-20 | 中国人民解放军国防科学技术大学 | Integral cooling device for high-power optical fiber laser or amplifier |
| CN101916025A (en) * | 2010-07-23 | 2010-12-15 | 中国科学院上海光学精密机械研究所 | Device for restraining stimulated Brillouin scattering of optical fibers |
| US20140362876A1 (en) * | 2013-06-06 | 2014-12-11 | Prima Electro North America, LLC | Method and system for managing heat disipation in doped fiber |
| CN103746275A (en) * | 2014-01-26 | 2014-04-23 | 江苏天元激光科技有限公司 | Active optical fiber winding device and optical fiber winding method for optical fiber laser |
| CN105244740A (en) * | 2015-10-29 | 2016-01-13 | 中国工程物理研究院激光聚变研究中心 | Fiber cooling apparatus for fiber laser |
| CN205500457U (en) * | 2016-03-24 | 2016-08-24 | 江苏天元激光科技有限公司 | Drum device of active optical fibre |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621671A (en) * | 2016-07-14 | 2018-01-23 | 中国兵器装备研究院 | A kind of high power cladding light stripper |
| CN107621672A (en) * | 2016-07-14 | 2018-01-23 | 中国兵器装备研究院 | A kind of integrated high power cladding light stripper |
| CN107681424A (en) * | 2016-08-01 | 2018-02-09 | 南京理工大学 | A kind of compact high power single mode fiber laser for monitoring power output |
| CN106772550A (en) * | 2017-02-10 | 2017-05-31 | 东莞理工学院 | Fibre-optical bending disappears die device, method |
| CN106772550B (en) * | 2017-02-10 | 2019-02-22 | 东莞理工学院 | Fibre-optical bending disappears mold device, method |
| CN109038193A (en) * | 2018-09-07 | 2018-12-18 | 广东国志激光技术有限公司 | A kind of optical fiber self-retaining coiling apparatus and the method using the device coiled fiber |
| CN111483881A (en) * | 2020-04-17 | 2020-08-04 | 武汉锐科光纤激光技术股份有限公司 | Runway-shaped optical fiber coiling machine and method for coiling optical fibers by using same |
| CN111498601A (en) * | 2020-04-17 | 2020-08-07 | 武汉锐科光纤激光技术股份有限公司 | Runway-shaped optical fiber coiling machine and runway-shaped optical fiber coiling method |
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Application publication date: 20160706 |