CN110416864A - Fiber optic disc around matrix, fiber optic disc around component and optical fiber laser - Google Patents
Fiber optic disc around matrix, fiber optic disc around component and optical fiber laser Download PDFInfo
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- CN110416864A CN110416864A CN201910605774.XA CN201910605774A CN110416864A CN 110416864 A CN110416864 A CN 110416864A CN 201910605774 A CN201910605774 A CN 201910605774A CN 110416864 A CN110416864 A CN 110416864A
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- accommodation groove
- convex surface
- surface area
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
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- Lasers (AREA)
Abstract
This application discloses fiber optic disc around matrix, fiber optic disc around component and optical fiber lasers, the fiber optic disc around matrix includes carrying curved regions, it carries curved regions and is equipped with annular accommodation groove, accommodation groove is used for optical fibre, wherein, carrying curved regions include concave regions and convex surface area, and concave regions and convex surface area are connected to form contoured carrying curved regions, and accommodation groove is located in concave regions and convex surface area.By the way that accommodation groove is arranged on matrix, it is located at accommodation groove a part in concave regions, a part is located in the area of convex surface, so that there are two the coil directions of opposite direction for the optical fiber tool being located in accommodation groove, so that optical fiber carries out modeling in two opposite directions, it is able to ascend optical-fiber laser beam quality.
Description
Technical field
This application involves technical field of optical fiber, in particular to fiber optic disc around matrix, fiber optic disc around component and optical fiber laser.
Background technique
Optical fiber laser has obtained extensively in the industrial production since output beam quality is good, the remarkable advantages such as small in size
Using.Optical fiber laser has the optical performance parameters such as output power, beam quality, pulse frequency, peak power, wherein light beam matter
Amount is optical parameter the most key in optical fiber laser overall performance, and the quality of beam quality directly influences optical fiber laser
Application effect.
Optical fiber laser will generate laser, generally can include: the optics of the reflective grid composition of pumping LD, gain fibre, height
Resonant cavity, wherein gain fibre is the source for generating laser.The length of gain fibre is generally at several meters to several in optical fiber laser
Ten meters are differed, and for high power jointed fiber laser, gain fibre can reach tens meters of length.So long gain light
Fibre is necessarily required to coil gain fibre in limited laser spatial.
Summary of the invention
The application provides fiber optic disc around matrix, fiber optic disc around component and optical fiber laser, to solve the technology of fiber optic disc around
Problem.
In order to solve the above technical problems, the technical solution that the application uses is: providing a kind of fiber optic disc around matrix, wrap
Include: carrying curved regions, the carrying curved regions are equipped with annular accommodation groove, and accommodation groove is used for optical fibre, wherein carrying curved regions packet
Concave regions and convex surface area are included, concave regions and convex surface area are connected to form contoured carrying curved regions, and accommodation groove is located at concave regions
In the area of convex surface.
In order to solve the above technical problems, another technical solution that the application uses is: a kind of fiber optic disc around component is provided,
The fiber optic disc around component includes: gain fibre and such as above-mentioned fiber optic disc around matrix provided by the present application, gain fibre are accommodated in
In the accommodation groove of fiber optic disc around matrix.
In order to solve the above technical problems, another technical solution that the application uses is: a kind of optical fiber laser is provided, it should
Optical fiber laser includes above-mentioned fiber optic disc around component provided by the present application.
The beneficial effect of the application is: by the way that accommodation groove is arranged on matrix, it is located at accommodation groove a part in concave regions,
A part is located in the area of convex surface, so that the optical fiber being located in accommodation groove has the coil direction there are two opposite direction,
So that optical fiber carries out modeling in two opposite directions, it is able to ascend optical-fiber laser beam quality.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural schematic diagram of one embodiment of the application fiber optic disc around matrix；
Fig. 2 is the overlooking structure diagram of one embodiment of the application fiber optic disc around matrix；
Fig. 3 is the side structure schematic view of one embodiment of the application fiber optic disc around matrix；
Fig. 4 is the side structure schematic view of another embodiment of the application fiber optic disc around matrix；
Fig. 5 is the side structure schematic view of the another embodiment of the application fiber optic disc around matrix；
Fig. 6 is the overlooking structure diagram of the another embodiment of the application fiber optic disc around matrix；
Fig. 7 is the partial structure diagram of the accommodation groove of one embodiment of the application fiber optic disc around matrix；
Fig. 8 is the structural schematic diagram of one embodiment of the application fiber optic disc around component；
Fig. 9 is the structural schematic diagram of one embodiment of the application optical fiber laser.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is only one point of embodiment of the application, rather than the embodiment of full part.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the range of the application protection.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present application,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present application
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not this application claims protection scope within.
The fiber lengths of optical fiber laser are generally capable of up to tens meters of length, are all by smooth plane at present
It is coiled, or carries out the coiled coil etc. in height in certain cylindrical bodies, but the coil direction of aforesaid way is single,
Be easy so that higher order mode in optical fiber can only single direction filter out, cause mode to filter out unevenly, the hot spot of output is a certain
There is a degree of hot spot missing in direction, and then is easy to influence the circularity of hot spot, and optical-fiber laser beam quality is caused to be deteriorated.
Therefore, the application provides a kind of fiber optic disc around matrix 100, refering to fig. 1.The fiber optic disc around matrix 100 includes carrying
Curved regions 10, accommodation groove 20 and gripping block 30.
Fiber optic disc around matrix 100 has heat conductivity properties, can be metal or metal alloy or silication material etc., example
It such as can be aluminium, aluminium silicon carbide, be not limited thereto.One surface of matrix 100 is equipped with carrying curved regions 10.Carry curved regions
10 are equipped with accommodation groove 20, it will be understood that accommodation groove 20 can be recessed inwardly to be formed with the lateral surface of the main body of matrix 100.Or
It can also be equipped with multiple annular protrusions (not shown go out) in the lateral surface of matrix 100, the gap between annular protrusion forms accommodating
Slot 20.The shape in a ring of accommodation groove 20, such as can be round, ellipse or other ring-types etc..The quantity of accommodation groove 20 can be with
It is one or more.It is appreciated that an accommodation groove 20 in the embodiment of the present application refer to it is common by a plurality of cricoid groove
A whole namely accommodation groove 20 made of the same ring heart can also further comprise a plurality of cricoid groove, specific one
The item number for the annular recess for including in accommodation groove 20 is not limited thereto, and be can according to need the length of optical fibre and is arranged.
Accommodation groove 20 is used for optical fibre.It is appreciated that the flexible coiling of optical fiber is placed in annular accommodation groove 20.
Carrying curved regions 10 includes concave regions 11 and convex surface area 12.It is appreciated that concave regions 11 can be the one of matrix 100
The direction on surface towards another surface corresponding thereto is recessed, and concave shape can be pillar face shape or spheroidal etc..
The protrusion direction in convex surface area 12 and the recess direction of concave regions 11 are exactly the opposite, and the convex shape in convex surface area 12 equally can be convex
Cylindricality or spheroidal.The sinking degree of concave regions 11 can be identical with the degree of convexity in convex surface area 12, for example, recess with it is convex
Shape, depth or the volume risen etc. is all identical.Concave regions 11 and convex surface area 12 are connected to form contoured carrying curved regions
10, such as wavy or mountain peak shape etc..The quantity of concave regions 11 is at least one, and the quantity in convex surface area 12 is also at least one
It is a.Accommodation groove 20 is located in concave regions 11 and convex surface area 12, it will be understood that 20 a part of accommodation groove is located in concave regions 11, holds
It sets 20 a part of slot and is located at convex surface area 12.
Therefore, when fiber optic disc around is placed in 20 the inside of accommodation groove, optical fiber a part is located in concave regions 11, a part of position
In in convex surface area 12, since concave regions 11 are contrary with the recess in convex surface area 12, enable to optical fiber in concave regions 11 and convex
The coil direction in face area 12 enables to optical fiber on the contrary, to be conducive to optical fiber beam in two opposite directions progress modelings
Output facula has good symmetry, and then is able to ascend optical-fiber laser beam quality.
By the way that accommodation groove 20 is arranged on matrix 100, it is located at a part of accommodation groove 20 in concave regions 11, a part is located at
In convex surface area 12, so that the optical fiber being located in accommodation groove 20 has the coil direction there are two opposite direction, so as to
Enough so that optical fiber carries out modelings in two opposite directions, it is able to ascend optical-fiber laser beam quality.
In some embodiments, refering to Fig. 6, concave regions 11 can be it is multiple, convex surface area 12 can be it is multiple, concave regions 11 with it is convex
The quantity in face area 12 can be identical, such as is all 2,3 or 4 etc..In conjunction with refering to Fig. 3, concave regions 11 and convex surface area 12
It alternately connects, so as to form wavy carrying curved surface 10.The quantity of accommodation groove 20 can be one, an accommodation groove 20
Across each concave regions 11 and convex surface area 12, so that projection plane of the optical fiber in vertical bearing curved regions 10 has on the contrary
Coil direction, carrying curved regions 10 projection plane be matrix 100 bottom surface.It is appreciated that for example in X- shown in Fig. 3
Floor map under Z coordinate, optical fiber have the coil direction to X-axis positive direction in concave regions 11, and in convex surface area 12
Coil direction with from the negative direction to X-axis, so as to be conducive to light beam in Z axis positive direction and this two direction of Z negative direction
Modeling is carried out, output beam can be made good in Z axis positive direction and this two direction modes filtration result of Z negative direction, optical-fiber laser
Good beam quality.
Optionally, refering to Fig. 5, concave regions 11 are connect with concave regions 11, and the two sides difference for two concave regions 11 being connected
It is connect with convex surface area 12.Fig. 5 in order to simplify state and be not drawn into other associated components.It is appreciated that concave regions 11 and convex surface area
12 can alternately be connected with right and wrong, but two concave regions 11 are connected, and pass through cutting in concave regions 11 between two concave regions 11
Line directional smoothing transition, so that the surface remained smooth of junction, 11 outside of concave regions is connect with convex surface area 12 respectively again, is held
The quantity for setting slot 20 can be one, and an accommodation groove 20 is across each concave regions 11 and convex surface area 12, so that output
Light beam is good in Z axis positive direction and this two direction modes filtration result of Z negative direction, optical-fiber laser good beam quality.
Optionally, refering to Fig. 4, convex surface area 12 is connect with convex surface area 12, and the two sides in two convex surface areas 12 being connected with it is recessed
Face area 11 connects.Fig. 4 in order to simplify state and be not drawn into other associated components.It is appreciated that concave regions 11 and convex surface area 12 can
To be non-alternately connection, but the convex surface Liang Ge area 12 is connected, and passes through the tangent line side in convex surface area 12 between the convex surface Liang Ge area 12
To smooth transition, so that the surface remained smooth of junction, 12 outside of convex surface area is connect with concave regions 11 respectively again, accommodation groove
20 quantity can be one, and an accommodation groove 20 is across each concave regions 11 and convex surface area 12, so that output beam
Good, the optical-fiber laser good beam quality in Z axis positive direction and this two direction modes filtration result of Z negative direction.
In some embodiments, refering to Fig. 6 and Fig. 7, accommodation groove 20 may also include the first accommodation groove 21, the second accommodation groove 22
With S-shaped lead-over groove 23.S-shaped lead-over groove 23 links together the first accommodation groove 21 and the second accommodation groove 22.First accommodation groove 21
For accommodating the optical fiber coiling clockwise, the second accommodation groove 22 is for accommodating the optical fiber coiled counterclockwise.It is appreciated that optical fiber can
To coil clockwise from outermost first accommodation groove 21 into internal layer, the S-shaped lead-over groove 23 by being located at internal layer center can be with
Change the coil direction of optical fiber, so that fiber optic disc around is from becoming counterclockwise clockwise, so that optical fiber is from internal layer another mistake
Hour hands are coiling to outer layer.There is opposite coil direction in entire accommodation groove 20 so as to realize.It should be noted that figure
6 can be the floor map under X-Y coordinate, understand for convenience, eliminate gripping block 30 in Fig. 6, and not in detail
It shows the specific structure of the first accommodation groove 21 and the second accommodation groove 22, and is only to indicate the first accommodation groove 21 and the with lines
Two accommodation grooves 22, naturally it is also possible to which lines are understood as to the optical fiber of coiling.By optical fiber in the first accommodation groove 21 and the second accommodating
The coil direction of slot 22 is on the contrary, carry out modeling to be conducive to light beam in the positive direction of Y-axis and the negative direction of Y-axis, so that output
Light beam is good in the positive direction of Y-axis and the two direction mode filtration result of negative direction of Y-axis, optical-fiber laser good beam quality.
By the above-mentioned means, can make the optical fiber accommodated in accommodation groove 20 orthogonal four direction (+Z ,-Z ,+
Y ,-Y) modeling is carried out, and then the circularity that output facula can be made to have fabulous circular symmetry namely hot spot is more preferable, therefore
Optical-fiber laser beam quality can effectively be promoted.
Optionally, the side outer profile of specific each groove can be rectangle, U-shaped etc. in accommodation groove 20, due to rectangle
Or the two sides of U-lag are parallel, it can be ensured that the width of groove two sides is equal, therefore by above-mentioned setting, can be located at
The optical fiber of every groove can make optical fiber fixation more stable and firm, without due to two sides width against the inner wall of groove
It is unequal and optical fiber is caused to shake.Certainly in other embodiments, the side outer profile of groove is also possible to V-arrangement or inverted trapezoidal
Deng not limiting herein specifically, as long as can satisfy for optical fibre.
In some embodiments, the first accommodation groove 21 and the second accommodation groove 22 at least partially linear, the first accommodation groove
21 and second accommodation groove 22 rectilinear segments for accommodating welding optic fibre.It is appreciated that may needs pair in fiber optic disc around
Optical fiber carries out welding, and the optical fiber after welding needs straight line to place.Therefore by the above-mentioned means, optical fiber fusion welding point straight line can be put
It sets, is bent caused abnormal heat so as to reduce, it is ensured that the stability of optical fiber.
In some embodiments, refering to fig. 1 and Fig. 2, concave regions 11 are multiple, convex surface area 12 be it is multiple, concave regions 11 with
The two sides of two concave regions 11 that alternately connection or concave regions 11 connect with concave regions 11, and are connected of convex surface area 12 respectively with
Convex surface area 12 connects；Or convex surface area 12 is connect with convex surface area 12, and the two sides in two convex surface areas 12 being connected and concave regions 11
Connection, the specific combination connecting mode about above-mentioned concave regions 11 and convex surface area 12 see foregoing description, and details are not described herein again.
Wherein, accommodation groove 20 can be to be multiple, and multiple accommodation grooves 20 are arranged at intervals on carrying curved regions 10, and each accommodation groove 20 is across one
A concave regions 11 and convex surface area 12, so that projection plane of the optical fiber in vertical bearing curved regions 10 has opposite coiling
Direction.It is appreciated that a concave regions 11 and convex surface area 12 are one group, and it is correspondingly arranged on an accommodation groove 20.Accommodating
When slot 20 is multiple, it can be and can be used to the accommodating optical fiber coiling clockwise and the light coiled counterclockwise in each accommodation groove 20
Fibre is also possible to be served only for accommodating a kind of optical fiber of mode (clockwise or counter-clockwise) coiling in each accommodation groove 20, pass through
Multiple accommodation grooves 20, which are arranged, can be used for accommodating longer optical fiber, promote the capacity of the optical fibre of matrix 100, and make light
Fine coil direction in two directions is on the contrary, so as to promote optical-fiber laser beam quality.
Optionally, with continued reference to Fig. 1 and Fig. 2, carrying 10th area of curved surface may also include link slot 24, and link slot 24 connects adjacent
Two accommodation grooves 20.One of accommodation groove 20 that link slot 24 connects is for accommodating the optical fiber coiling clockwise, link slot 24
Another accommodation groove 20 of connection is for accommodating the optical fiber coiled counterclockwise, so that the fiber optic disc around of two neighboring accommodation groove 20
It is contrary.It is appreciated that connected between two neighboring accommodation groove 20 by link slot 24 when multiple accommodation grooves 20 are arranged,
Optical fiber can carry out clockwise coiling in an accommodation groove 20, then enter another accommodation groove by 24 transition of link slot
Coiling counterclockwise is carried out in 20, so as to realize that the fiber optic disc around direction in each accommodation groove 20 only includes one kind, such as
Clockwise or counter-clockwise, the fiber optic disc around between adjacent accommodation groove 20 is contrary, such as is to sit shown in Fig. 2 in X-Y
Floor map under mark, the accommodation groove 20 on the left side is for accommodating the optical fiber coiling clockwise, and the accommodation groove 20 on the right is for holding
The optical fiber coiled counterclockwise is set, the coil direction of two accommodation grooves 20 is exactly the opposite, can be conducive to light beam in the positive direction of Y-axis
Modeling is carried out with the negative direction of Y-axis, so that output optical fibre laser beam quality is more preferable.
In some embodiments, also through-hole (not shown go out), position can be opened up in the junction of concave regions 11 and convex surface area 12
Optical fiber in two neighboring accommodation groove 20 can be outer without connecting from concave regions 11 and convex surface area 12 by passing through in through-hole
Surface passes through, and so as to fix optical fiber strongerly, promotes the stability of fiber optic disc around.
Optionally, with continued reference to Fig. 1 and Fig. 2, accommodation groove 20 at least partly can be linear, at least partly linear
Accommodation groove 20 is for accommodating welding optic fibre.For example, accommodation groove 20 may be configured as elliptical racetrack.In application scenes, have
It requires to carry out active and passive fiber welding after the completion of the fiber optic disc around of source, therefore it is straight that optical fiber fusion welding point, which is placed on part,
In linear accommodation groove 20, optical fiber fusion welding point placement direction along segment of a cylinder (i.e. dotted line in Fig. 1 or Fig. 2) direction into
Row design, it is ensured that fusion point is in straight line placement, and then can reduce abnormal heat caused by bending, guarantees disk fibre system
Stability.
In some embodiments, refering to fig. 1 and Fig. 2, matrix 100 may also include multiple clamping blocks 30, and clamping block 30 is spaced
Carrying curved regions 10 are circumferentially positioned at, clamping block 30 is across accommodation groove 20 for cooperating 20 clamping optical fiber of accommodation groove.It can manage
Solution is equipped with fixed hole at the both ends of clamping block 30, and fastener (such as can be bolt or screw etc.) wears fixed hole
It is fixed on matrix 10, a surface of the corresponding accommodation groove 20 of clamping block 30 can be recessed with corresponding, such as the corresponding appearance of clamping block 30
The surface for setting slot 20 is recessed, then after optical fiber places accommodation groove 20, can be a part of optical fiber and be located in accommodation groove 20, a part
Optical fiber is located at the depressed area of clamping block 30, to realize the clamping to optical fiber.One table of certain corresponding accommodation groove 20 of clamping block 30
Face can be flushed with respective protrusions or holding.As long as optical fiber can be pushed down, reduce optical fiber tilt, shake situations such as occur it is general
Rate, and optical fiber is not damaged.It should be appreciated that referring to the length of each clamping block 30 across accommodation groove 20 here
The a plurality of little groove in accommodation groove 20 can be covered greater than the thickness of accommodation groove 20 namely the length of clamping block 30.
Optionally, refering to fig. 1, Fig. 2 and Fig. 3, overbending direction and concave regions 11 positioned at the clamping blocks 30 of concave regions 11
Being recessed, direction is identical, and the overbending direction positioned at the clamping block 30 in convex surface area 12 is identical as the protrusion direction in convex surface area 12, so as to
Preferably to be matched with the accommodation groove 20 in concave regions 11 and convex surface area 12, avoids clamping block 30 excessively prominent, can be promoted
Efficiency in 30 assembling process of clamping block.
By be arranged multiple spacer rings around clamping block 30, may be implemented to carry out the optical fiber being accommodated in accommodation groove 20 complete
The clamping in orientation, the situation for avoiding the prominent accommodation groove 20 of optical fiber and causing optical fiber loose occurs, so as to further promote light
Fibre carries out the fixed stability of coiling on matrix 100.
Optionally, matrix 100 can be also used for thermally conductive, it will be understood that the optical fiber in accommodation groove 20 is close to matrix 100
Inner wall therefore when optical fiber adstante febre, can transfer heat on matrix 100, by other cooling fluids (such as water or
The gas etc. that person is quickly flowed), heat can be taken away.On matrix 100 and cooling fluid contact bottom wall, the bottom of matrix 100
Portion can also be equipped with through-hole or circulation passage along the flow direction of cooling fluid, so as to increase matrix 100 and cooling fluid
Contact area, so as to promote the radiating efficiency of matrix 100.
Be different from the prior art, the application fiber optic disc around matrix 100 can make optical fiber 4 mutually perpendicular directions into
Row modeling, and the generation of high-order mode can be reduced, hot spot circularity can be promoted, and then optical-fiber laser light beam matter can be promoted
Amount.
It is the structural schematic diagram of 200 1 embodiment of the application fiber optic disc around component, the fiber optic disc around component refering to Fig. 8, Fig. 8
200 include fiber optic disc around matrix 100 described in gain fibre 210 and above-described embodiment, and gain fibre is accommodated in fiber optic disc around
In 100 accommodation groove of matrix.The description of above-described embodiment is seen about the specific coiled fashion of gain fibre 210, herein no longer
It repeats.The fixed stability of fiber optic disc around can be promoted through the above way, and optical fiber can be made in four vertical direction
Upper carry out modeling improves hot spot circularity, and then can promote optical-fiber laser beam quality.
It is the structural schematic diagram of 300 1 embodiment of the application optical fiber laser, the optical fiber laser 300 refering to Fig. 9, Fig. 9
Fiber optic disc around component 200 including pump light source and as described in above-described embodiment, the principle and mode of specific fiber optic disc around can
Refering to the description of above-described embodiment, details are not described herein again.By the above-mentioned means, optical fiber laser 300 can be made in gain light
It is amplified in fibre, and there is good hot spot circularity, so that the laser beam quality projected is more preferable.
The foregoing is merely presently filed embodiments, are not intended to limit the scope of the patents of the application, all to utilize this
Equivalent structure or equivalent flow shift made by application specification and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field similarly includes in the scope of patent protection of the application.
Claims (10)
1. a kind of fiber optic disc around matrix, which is characterized in that the fiber optic disc around matrix includes carrying curved regions, the carrying curved surface
Area is equipped with annular accommodation groove, and the accommodation groove is used for optical fibre, wherein the carrying curved regions include concave regions and convex surface
Area, the concave regions and the convex surface area are connected to form the contoured carrying curved regions, and the accommodation groove is located at described
In concave regions and the convex surface area.
2. fiber optic disc around matrix according to claim 1, which is characterized in that the concave regions are multiple, the convex surface area
To be multiple,
The concave regions replace connection with the convex surface area；
Or the concave regions are smoothly connected with the concave regions, and the two sides of two to be connected the concave regions respectively with it is described
The connection of convex surface area；
Or the convex surface area is smoothly connected with the convex surface area, and the two sides in two to be connected the convex surface area respectively with it is described
Concave regions connection；
Wherein, the accommodation groove is one, an accommodation groove across multiple concave regions and multiple convex surface areas, with
So that projection plane of the optical fiber in the vertical carrying curved regions has opposite coil direction.
3. fiber optic disc around matrix according to claim 1, which is characterized in that the accommodation groove further include the first accommodation groove,
Second accommodation groove and S-shaped lead-over groove, the S-shaped lead-over groove link together the accommodation groove and second accommodation groove, institute
Accommodation groove is stated for accommodating the optical fiber coiling clockwise, second accommodation groove is for accommodating the light coiled counterclockwise
Fibre, so that the optical fiber has opposite coil direction in the accommodation groove.
4. fiber optic disc around matrix according to claim 3, which is characterized in that the accommodation groove and second accommodation groove are extremely
Small part is linear, and the rectilinear segments of first accommodation groove and second accommodation groove are for accommodating welding optic fibre.
5. fiber optic disc around matrix according to claim 1, which is characterized in that the concave regions are multiple, the convex surface area
To be multiple,
The concave regions replace connection with the convex surface area；
Or the concave regions are smoothly connected with the concave regions, and the two sides of two to be connected the concave regions respectively with it is described
The connection of convex surface area；
Or the convex surface area is smoothly connected with the convex surface area, and the two sides in two to be connected the convex surface area respectively with it is described
Concave regions connection；
Wherein, the accommodation groove is multiple, each accommodation groove across the concave regions and a convex surface area, with
So that projection plane of the optical fiber in the vertical carrying curved regions has opposite coil direction.
6. fiber optic disc around matrix according to claim 5, which is characterized in that the carrying curved regions further include link slot,
The link slot connects the two neighboring accommodation groove, one of them described accommodation groove of the link slot connection is suitable for accommodating
Another described accommodation groove of the optical fiber of hour hands coiling, the link slot connection is used to accommodate the optical fiber coiled counterclockwise, so that
The fiber optic disc around for obtaining the two neighboring accommodation groove is contrary.
7. fiber optic disc around matrix according to claim 6, which is characterized in that the accommodation groove at least partially linear,
At least partly the accommodation groove of linear is for accommodating welding optic fibre.
8. fiber optic disc around matrix according to claim 1, which is characterized in that described matrix further includes multiple clamping blocks, institute
It states clamping block interval and is circumferentially positioned at the carrying curved regions, the clamping block is across the accommodation groove for cooperating the appearance
Set optical fiber described in slot clamping.
9. a kind of fiber optic disc around component, which is characterized in that the fiber optic disc around component includes gain fibre and such as claim
Fiber optic disc around matrix described in any one of 1-8, the gain fibre are accommodated in the accommodation groove of the fiber optic disc around matrix
It is interior.
10. a kind of optical fiber laser, which is characterized in that the optical fiber laser includes fiber optic disc around as claimed in claim 9
Component.
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| CN201910605774.XA CN110416864A (en) | 2019-07-05 | 2019-07-05 | Fiber optic disc around matrix, fiber optic disc around component and optical fiber laser |
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| CN201910605774.XA CN110416864A (en) | 2019-07-05 | 2019-07-05 | Fiber optic disc around matrix, fiber optic disc around component and optical fiber laser |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113300199A (en) * | 2021-05-28 | 2021-08-24 | 广东省智能机器人研究院 | Coiling device for filtering stray light in optical fiber and stray light filtering method |
| CN115113353A (en) * | 2022-06-21 | 2022-09-27 | 中国人民解放军国防科技大学 | Device for assisting optical fiber plane winding |
| WO2022246815A1 (en) * | 2021-05-28 | 2022-12-01 | 广东省智能机器人研究院 | Twisting device for filtering stray light in optical fiber and method for filtering stray light |
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| US20010021300A1 (en) * | 2000-03-08 | 2001-09-13 | Fumisato Yoshida | Optical amplifying medium component and optical fiber amplifier having the same |
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| CN113300199A (en) * | 2021-05-28 | 2021-08-24 | 广东省智能机器人研究院 | Coiling device for filtering stray light in optical fiber and stray light filtering method |
| WO2022246815A1 (en) * | 2021-05-28 | 2022-12-01 | 广东省智能机器人研究院 | Twisting device for filtering stray light in optical fiber and method for filtering stray light |
| CN115113353A (en) * | 2022-06-21 | 2022-09-27 | 中国人民解放军国防科技大学 | Device for assisting optical fiber plane winding |
| CN115113353B (en) * | 2022-06-21 | 2023-10-03 | 中国人民解放军国防科技大学 | Device for assisting optical fiber plane winding |
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