CN208648394U - A kind of fiber optic disc around structure - Google Patents
A kind of fiber optic disc around structure Download PDFInfo
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- CN208648394U CN208648394U CN201820976284.1U CN201820976284U CN208648394U CN 208648394 U CN208648394 U CN 208648394U CN 201820976284 U CN201820976284 U CN 201820976284U CN 208648394 U CN208648394 U CN 208648394U
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- optical fiber
- main body
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- limiting section
- optic disc
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Abstract
The utility model provides a kind of fiber optic disc around structure, belongs to fiber laser technology field.Fiber optic disc around structure includes coiling main body;The outer diameter for coiling main body entirety is identical, and the outer surface for coiling main body is provided with continuous conduit, and conduit is arranged along the circumferential direction spiral of coiling main body, and the cell wall of conduit forms position-limit mechanism, and position-limit mechanism is disposed for limiting moving radially for optical fiber.In use, optical fiber is mounted in conduit, fiber spiral is around the home in conduit.It since the outer diameter of coiling main body is identical, then ensure that the coil diameter of the full section optical fiber in effective modeling length remains unchanged, the continuous suppression mode deterioration of coiling section may be implemented.In addition, the cell wall due to conduit forms position-limit mechanism, and position-limit mechanism can limit moving radially for optical fiber, then suffer restraints when optical fiber is mounted in conduit, it is not easy to lead to the problem of optical fiber and burst apart.
Description
Technical field
The utility model relates to fiber laser technology fields, in particular to a kind of fiber optic disc around structure.
Background technique
Laser can be divided into gas laser, liquid laser, fixed laser, semiconductor according to operation material classification and swash
Light device and optical fiber laser etc..
Wherein, optical fiber laser is to use optical fiber as the laser of operation material, at present research and most popular light
Fibre laser is rare earth doped fiber laser of the optical fiber as operation material of rare earth doped element.It has the advantage that glass
The pliability of glass optical fiber can bring miniaturization with it is intensive;It can get the tunable laser output in broadband;Dissipate transfer efficiency compared with
Height, the advantages such as laser threshold is low.
But optical fiber laser has that mode significantly deteriorates during high power laser light amplifies.
Utility model content
The purpose of this utility model is to provide a kind of fiber optic disc around structures, can be deteriorated with suppression mode, and can improve
The problem of optical fiber bursts apart.
The utility model is realized in this way:
A kind of fiber optic disc around structure, comprising: coiling main body;
The outer diameter for coiling main body entirety is identical, and the outer surface for coiling main body is provided with continuous conduit, and conduit is along coiling master
The circumferential direction spiral of body is arranged, and the cell wall of conduit forms position-limit mechanism, and position-limit mechanism is disposed for limiting the radial direction of optical fiber
It is mobile.
Further, in an embodiment of the present invention:
Conduit includes the inlet slot and limiting slot of connection, and inlet slot is in communication with the outside, and limiting slot is arranged in entrance groove width
The cell wall of the side in direction, limiting slot forms position-limit mechanism.
Further, in an embodiment of the present invention:
Position-limit mechanism includes the first limiting section, the second limiting section and third limiting section, the first limiting section and the second limiting section
Angle be 90-150 °, the angle of third limiting section and the second limiting section is 90-150 °.
Further, in an embodiment of the present invention:
The angle of first limiting section and the second limiting section is 105-135 °, and third limiting section and the angle of the second limiting section are
105-135°。
Further, in an embodiment of the present invention:
The angle of first limiting section and the second limiting section is the first angle, and third limiting section and the angle of the second limiting section are
Second angle, the first angle are equal to the second angle.
Further, in an embodiment of the present invention:
Second limiting section is configured to identical as the surface radian of optical fiber.
Further, in an embodiment of the present invention:
Limiting slot is configured to the radius that its depth is greater than optical fiber.
Further, in an embodiment of the present invention:
Coiling main body is integrally in cylindrical body.
Further, in an embodiment of the present invention:
Coil main body generally right prism.
A kind of fiber optic disc around structure, fiber optic disc around structure include: coiling main body and optical fiber;
The outer diameter for coiling main body entirety is identical, and the outer surface for coiling main body is provided with continuous conduit, and conduit is along coiling master
The circumferential direction spiral of body is arranged, and the cell wall of conduit forms position-limit mechanism, and position-limit mechanism is disposed for limiting the radial direction of optical fiber
It is mobile;
Optical fiber is installed in conduit, and is limited it by position-limit mechanism and moved radially.
The beneficial effects of the utility model are: the fiber optic disc around structure that the utility model obtains by above-mentioned design, uses
When, optical fiber is mounted in conduit, fiber spiral is around the home in conduit.Since the outer diameter of coiling main body is identical, then ensure that
The coil diameter of full section optical fiber in effect modeling length remains unchanged, and the continuous suppression mode deterioration of coiling section may be implemented.Separately
Outside, since the cell wall of conduit forms position-limit mechanism, and position-limit mechanism can limit moving radially for optical fiber, then when optical fiber is mounted on
It suffers restraints in conduit, it is not easy to lead to the problem of optical fiber and burst apart.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the overall structure diagram of fiber optic disc around structure provided by the embodiment of the utility model;
Fig. 2 is the partial structure diagram of the first conduit of coiling main body provided by the embodiment of the utility model;
Fig. 3 is the partial structure diagram of second of conduit of coiling main body provided by the embodiment of the utility model;
Fig. 4 is the partial structure diagram of the third conduit of coiling main body provided by the embodiment of the utility model.
Icon: 10- fiber optic disc around structure;100- coils main body;110- conduit;111- inlet slot;112- limiting slot;
The first limiting section of 113a-;The second limiting section of 113b-;113c- third limiting section;200- optical fiber.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.
Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the utility model of protection is sought, but is merely representative of the selected embodiment of the utility model.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Mode is fallen within the protection scope of the utility model.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be understood that term " width ", " depth ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " third " are defined as a result,
Feature can explicitly or implicitly include one or more of the features.
In the present invention unless specifically defined or limited otherwise, the arts such as term " installation ", " setting ", " fixation "
Language shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
Embodiment
Fibre laser has that mode significantly deteriorates during high power laser light amplifies.
To solve the above-mentioned problems, all gain amplifying fibers can all be coiled as preset diameters so that high-order mode is overflow
Method out is with implementation pattern degradation inhibiting.
For example, the structure that can be coiled by dish-style, i.e., enclose optical fiber one and carry out from inside to outside around the home around a circle.But
For this method from inboard to outside, coil diameter is increasing, just no longer can be real after coil diameter is greater than effective modeling diameter
Modeling effect during existing fiber gain.Therefore, this method can not achieve the radiuses modeling such as full section of gain fibre, and there are bright
Aobvious deficiency.
Modeling structure can also be coiled by cylindricality, the design is by carrying out carry out cutting in cylindrical surface, by optical fiber
It is coiled by bottom to top in slot, advantage is that by full section coil diameter and remains unchanged, and full section choosing may be implemented
Mould.But unfortunately the modeling diameter of usual high-capacity optical fiber laser is small, therefore requires that body diameter is small, therefore optical fiber
In cylindrical surface coiling, since outer fiber does not constrain, the outwardly radial tension F of coiling generation easily causes fiber ageing
Or burst apart, it is difficult to realize the environmental requirements such as permanently effective use and certain anti-vibration.
Based on this, the present embodiment provides a kind of fiber optic disc around structures 10, please refer to Fig. 1 and Fig. 2.Fig. 1 shows fiber reel
Around the overall structure diagram of structure 10;Fig. 2 shows the structural schematic diagrams of conduit 110.
Wherein, fiber optic disc around structure 10 includes coiling main body 100 and optical fiber 200.The outer diameter for coiling main body 100 is identical, example
Such as, coiling main body 100 can be cylindrical body or right prism.Wherein, square prism, regular hexagonal prism etc. may be selected in right prism.
It should be noted that the upper and lower surface of cylindrical body and right prism is to be arranged in parallel, but in the present embodiment, to coiling
Without limitation, upper and lower surface can be plane to the upper and lower surface of main body 100, may not be plane;Upper and lower surface can be parallel
Setting, not parallel can also be arranged, as long as guaranteeing that the outer diameter of coiling main body 100 is equal.
The outer surface of coiling main body 100 is provided with continuous conduit 110, circumferential direction of the conduit 110 along coiling main body 100
Spiral setting.I.e. conduit 110 is spirally extended to the bottom for coiling main body 100 along the top of coiling main body 100.The slot of conduit 110
Wall forms position-limit mechanism, and position-limit mechanism is disposed for limiting moving radially for optical fiber 200.Wherein, optical fiber 200 is installed on conduit
In 110, and it is limited by position-limit mechanism and is moved radially.It should be noted that in the present embodiment, the depth of conduit 110 is kept
It is almost the same.
In use, optical fiber 200 is mounted in conduit 110, around the home from the top of coiling main body 100 to bottom spiral.By
It is identical in the outer diameter of coiling main body 100, then it ensure that the coil diameter of the full section optical fiber 200 in effective modeling length is kept not
Become, the continuous suppression mode deterioration of coiling section may be implemented.In addition, since the cell wall of conduit 110 forms position-limit mechanism, and limit
Mechanism can limit moving radially for optical fiber 200, then suffer restraints when optical fiber 200 is mounted in conduit 110, it is not easy to generate light
The problem of fibre 200 bursts apart.
Specifically, referring to figure 2., conduit 110 includes the inlet slot 111 and limiting slot 112 of connection, inlet slot 111 and outer
The side of 111 width direction of inlet slot is arranged in boundary's connection, limiting slot 112, and the cell wall of limiting slot 112 forms position-limit mechanism.Such as
Shown in Fig. 2, limiting slot 112 is arranged below inlet slot 111 and is connected to inlet slot 111.
To coiling main body 100 carry out cutting when, can first along coiling main body 100 circumferential direction engrave it is screw type enter
Mouth slot 111, wherein the depth of inlet slot 111 should be greater than the outer diameter of optical fiber 200, and such optical fiber 200 could pass through inlet slot 111
It enters in limiting slot 112.After 111 quarter of inlet slot is good, limiting slot 112 is engraved directly below in inlet slot 111, so that limit
The opening of position slot 112 is connected to inlet slot 111.
In use, optical fiber 200 is passed through then around the home in limiting slot 112 from inlet slot 111, the cell wall of limiting slot 112
There is position-limiting action to optical fiber 200, moving radially for optical fiber 200 can be limited, optical fiber 200 is not allowed to be also easy to produce the problem of bursting apart.
In order to enable being mounted on the optical fiber 200 of limiting slot 112 can more stably be limited in limiting slot 112, this implementation
The depth of the limiting slot 112 of example is greater than the radius of optical fiber 200.In a kind of alternative embodiment, the depth of limiting slot 112 is substantially equal to
The diameter of optical fiber 200, referring to figure 3..When the depth of limiting slot 112 is equal to the diameter of optical fiber 200, optical fiber 200 is placed in limit
After the slot 112 of position, the top of optical fiber 200 is flushed with the notch of limiting slot 112 substantially, that is to say flat with the cell wall of inlet slot 111
Face flushes.In another alternative embodiment, when the depth of limiting slot 112 is slightly larger than the diameter of optical fiber 200, optical fiber 200 is set to
After limiting slot 112, the top of optical fiber 200 is located at the lower section of 112 notch of limiting slot.In these cases, the two of optical fiber 200
Side by limiting slot 112 due to more being constrained, it is not easy to be detached from from limiting slot 112 into inlet slot 111, so as to more
Prevent optical fiber 200 from bursting apart well.
Utility model people has found regulation effect of the shape to optical fiber 200 for the position-limit mechanism that the cell wall of limiting slot 112 is formed
There is certain influence.- Fig. 4 referring to figure 2., in the present embodiment, position-limit mechanism include the first limiting section 113a, the second limiting section
113b and third limiting section 113c.It should be noted that the size of limiting slot 112 be according to use the specification of optical fiber 200 come into
Row design.In an alternative embodiment, the first limiting section 113a, the second limiting section 113b and third limiting section 113c are equal
For plane, referring to figure 2. and Fig. 3.The angle of first limiting section 113a and the second limiting section 113b are 90-150 °, third limit
The angle of portion 113c and the second limiting section 113b are 90-150 °.Wherein, the second limiting section 113b corresponds to the bottom of limiting slot 112
Portion, the first limiting section 113a and third limiting section 113c correspond to limiting slot 112 the left and right sides, by the first limiting section 113a with
The angle that the angle of second limiting section 113b is set as 90-150 ° and third limiting section 113c and the second limiting section 113b is
At 90-150 °, due to about 112 internal diameter of limiting slot is the same or the internal diameter on 112 top of limiting slot be slightly larger than lower part internal diameter, this
Sample can be not easy the case where sticking into limiting slot 112 to avoid optical fiber 200, can also be to avoid because in 112 top of limiting slot and lower part
The problem that diameter difference causes greatly very much the constraint to optical fiber 200 weaker.In an alternative embodiment, the first limiting section 113a with
The angle of second limiting section 113b is 105-135 °, and the angle of third limiting section 113c and the second limiting section 113b are 105-
135°。
In addition, in the present embodiment, the angle of the first limiting section 113a and the second limiting section 113b are defined as the first folder
The angle of third limiting section 113c and the second limiting section 113b are defined as the second angle by angle, wherein the first angle is equal to second
Angle.Since the first angle is equal to the second angle, then the first limiting section 113a and constraint of the third limiting section 113c to optical fiber 200
Effect be it is uniform, balance, be more advantageous to and constrain in optical fiber 200 in limiting slot 112.
In an alternative embodiment, the second limiting section 113b is concave surface, the surface radian phase of the concave surface and optical fiber 200
Deng referring to figure 4..When optical fiber 200 is placed in limiting slot 112, the bottom of optical fiber 200 is bonded with the second limiting section 113b.In this way
The benefit of setting is that the second limiting section 113b and optical fiber 200 have multiple contact points, can there is multiple active forces, concave surface
Second limiting section 113b has preferably limitation, effect of contraction to optical fiber 200.
The working principle of the fiber optic disc around structure 10 of the present embodiment:
In use, optical fiber 200 is mounted in conduit 110, around the home from the top of coiling main body 100 to bottom spiral.By
It is identical in the outer diameter of coiling main body 100, then it ensure that the coil diameter of the full section optical fiber 200 in effective modeling length is kept not
Become, the continuous suppression mode deterioration of coiling section may be implemented.In addition, since the cell wall of conduit 110 forms position-limit mechanism, and limit
Mechanism can limit moving radially for optical fiber 200, then suffer restraints when optical fiber 200 is mounted in conduit 110, it is not easy to generate light
The problem of fibre 200 bursts apart.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of fiber optic disc around structure characterized by comprising
Main body is coiled, the outer diameter of the coiling main body entirety is identical, and the outer surface of the coiling main body is provided with continuous conduit,
Circumferential direction spiral setting of the conduit along the coiling main body, the cell wall formation position-limit mechanism of the conduit, the limit
Mechanism is disposed for limiting moving radially for optical fiber.
2. fiber optic disc around structure according to claim 1, which is characterized in that the conduit includes the inlet slot and limit of connection
Position slot, the inlet slot are in communication with the outside, and the side of the entrance slot width direction, the limiting slot is arranged in the limiting slot
Cell wall form the position-limit mechanism.
3. fiber optic disc around structure according to claim 2, which is characterized in that the position-limit mechanism include the first limiting section,
The angle of second limiting section and third limiting section, first limiting section and second limiting section is 90-150 °, the third
The angle of limiting section and second limiting section is 90-150 °.
4. fiber optic disc around structure according to claim 3, which is characterized in that first limiting section and second limit
The angle in portion is 105-135 °, and the angle of the third limiting section and second limiting section is 105-135 °.
5. fiber optic disc around structure according to claim 3, which is characterized in that first limiting section and the second limiting section
Angle is the first angle, and the angle of the third limiting section and second limiting section is the second angle, described first angle etc.
In the second angle.
6. fiber optic disc around structure according to claim 3, which is characterized in that second limiting section is configured to and optical fiber
Surface radian is identical.
7. fiber optic disc around structure according to claim 2, which is characterized in that the limiting slot is configured to its depth and is greater than
The radius of optical fiber.
8. fiber optic disc around structure according to claim 1-7, which is characterized in that the coiling main body is generally round
Cylinder.
9. fiber optic disc around structure according to claim 1-7, which is characterized in that the coiling main body is generally straight
Prism.
10. a kind of fiber optic disc around structure, which is characterized in that the fiber optic disc around structure includes:
Main body is coiled, the outer diameter of the coiling main body entirety is identical, and the outer surface of the coiling main body is provided with continuous conduit,
Circumferential direction spiral setting of the conduit along the coiling main body, the cell wall formation position-limit mechanism of the conduit, the limit
Mechanism is disposed for limiting moving radially for optical fiber;And
Optical fiber, the optical fiber are installed in the conduit, and are limited it by the position-limit mechanism and moved radially.
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CN201820976284.1U CN208648394U (en) | 2018-06-22 | 2018-06-22 | A kind of fiber optic disc around structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108750799A (en) * | 2018-06-22 | 2018-11-06 | 中国工程物理研究院激光聚变研究中心 | A kind of fiber optic disc around structure |
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2018
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108750799A (en) * | 2018-06-22 | 2018-11-06 | 中国工程物理研究院激光聚变研究中心 | A kind of fiber optic disc around structure |
CN108750799B (en) * | 2018-06-22 | 2023-08-18 | 中国工程物理研究院激光聚变研究中心 | Optical fiber coiling structure |
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