CN207268795U - A kind of laser transmission apparatus - Google Patents
A kind of laser transmission apparatus Download PDFInfo
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- CN207268795U CN207268795U CN201720815977.8U CN201720815977U CN207268795U CN 207268795 U CN207268795 U CN 207268795U CN 201720815977 U CN201720815977 U CN 201720815977U CN 207268795 U CN207268795 U CN 207268795U
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- transmission apparatus
- laser transmission
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Abstract
This application involves laser transmission technique field, more particularly to a kind of laser transmission apparatus.The laser transmission apparatus includes Optical fiber plug and bare fibre, the Optical fiber plug is transparent material, the Optical fiber plug includes first end face, second end face and inner core, the second end face is pyramidal structure, the both ends of the endoporus are extended through to first end face and second end face, and one end of the bare fibre is inserted in inner core by second end face.The laser transmission apparatus of the embodiment of the present application, as Optical fiber plug, can bear powerful reflected light, surface is not easy, by laser damage, to be not likely to produce pollutant by using transparent material；By varying the end face structure of Optical fiber plug, so as to effectively protect the cleaning of bare fibre end face, can achieve the purpose that to protect optical fiber effectively outside reflection light diffusing to fibre-optical splice.
Description
Technical field
This application involves laser transmission technique field, more particularly to a kind of laser transmission apparatus.
Background technology
Optical fiber plug is the part for fixing bare fibre, in the high-power laser transmission of below 1000W, existing light
Fine plug mainly has the types such as SMA905, D-80.The material of SMA905 and D-80 Optical fiber plugs is generally stainless steel and red copper.
In laser processing procedure, in the laser processing procedure of especially high anti-material, workpiece surface has laser reflection and returns, and part is swashed
Light can reflex to laser transmission apparatus surface, and in the case where energy and power are higher, stainless steel and red copper surface can be possible to
Injured by laser, the partial contamination thing of generation can be splashed to bare fibre light output surface, so as to cause bare fibre ablated surface and collapse
Side etc. is damaged.
Utility model content
The embodiment of the present application provides a kind of laser transmission apparatus, it is intended to solves at least to a certain extent in the prior art
One of above-mentioned technical problem.
In order to solve posed problems above, the technical solution that the embodiment of the present application uses includes：
A kind of laser transmission apparatus, including Optical fiber plug and bare fibre, the Optical fiber plug are transparent material, the optical fiber
Plug includes first end face, second end face and inner core, and the second end face is pyramidal structure, and the both ends of the endoporus extend through
To first end face and second end face, one end of the bare fibre is inserted in inner core by second end face.
The technical solution that the embodiment of the present application is taken further includes：The first end face is ramp structure, the ramp structure
Angle of inclination be 0-90 °, the frustoconical bevel angle of the pyramidal structure is 10-80 °.
The technical solution that the embodiment of the present application is taken further includes：The first end face is planar structure.
The technical solution that the embodiment of the present application is taken further includes：The first end face is countersunk head hole face structure.
The technical solution that the embodiment of the present application is taken further includes：The first end face is cone structure.
The technical solution that the embodiment of the present application is taken further includes：The first end face and second end face are burnishing surface, described
The periphery of Optical fiber plug is uniform rough surface.
The technical solution that the embodiment of the present application is taken further includes：The bare fibre includes optical fiber core diameter, covering and coat,
The optical fiber core diameter is placed in covering, and the coating is placed on one end on the outside of covering, and the other end of the covering is by second end
Face is inserted in endoporus.
The technical solution that the embodiment of the present application is taken further includes：The covering is inserted in one end and first end face in endoporus
Between spacing distance be 0-2mm.
The technical solution that the embodiment of the present application is taken further includes：The interior diameter of the endoporus is more than the overall diameter of covering, institute
State the outer surface of covering and the inner surface of endoporus fits.
The technical solution that the embodiment of the present application is taken further includes：Have between the outer surface of the covering and the inner surface of endoporus
There is the gap of 3-5um.
Compared with prior art, the beneficial effect of the embodiment of the present application is：The laser transmission apparatus of the embodiment of the present application
By using colourless transparent material as Optical fiber plug, powerful reflected light can be born, surface is not easy by laser damage, no
It is also easy to produce pollutant；, can be effectively reflection by the way that two end faces of Optical fiber plug are designed as ramp structure and cone structure
Light scattering, so as to effectively protect the cleaning of bare fibre end face, achievees the purpose that to protect optical fiber to outside fibre-optical splice.Meanwhile by
Fit together in Optical fiber plug and bare fibre, covering photospallation can be played the role of, avoid cladding light leakage from burning coating
The danger of layer.
Brief description of the drawings
Fig. 1 is the structure diagram of the laser transmission apparatus of the application first embodiment；
Fig. 2 is the structure diagram of the laser transmission apparatus of the application second embodiment；
Fig. 3 is the structure diagram of the laser transmission apparatus of the application 3rd embodiment；
Fig. 4 is the structure diagram of the laser transmission apparatus of the application fourth embodiment.
Reference numeral：10- Optical fiber plugs, 20- bare fibres, 11- first end faces, 12- second end faces, 13- endoporus, 21- light
Fibre core footpath, 22- coverings, 23- coats.
Embodiment
For the ease of understanding the application, the application is described more fully below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the application.But the application can realize in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to present disclosure more thorough
Comprehensively.
Unless otherwise defined, all of technologies and scientific terms used here by the article and the technical field of the application is belonged to
The normally understood implication of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application
Referring to Fig. 1, it is the structure diagram of the laser transmission apparatus of the application first embodiment.The application first is implemented
The laser transmission apparatus of example includes Optical fiber plug 10 and bare fibre 20, wherein, Optical fiber plug 10 is using nothings such as quartz or sapphires
Color transparent material, the first end face 11 of Optical fiber plug 10 is ramp structure, and the second end face 12 of Optical fiber plug 10 is cone structure,
The inside of Optical fiber plug 10 is additionally provided with endoporus 13, and the both ends of endoporus 13 are through to first end face 11 and second end face 12；Bare fibre
20 include optical fiber core diameter 21, covering 22 and coat 23, and optical fiber core diameter 21 is placed in covering 22, and coat 23 is placed in outside covering 22
Side, and one end of covering 22 divests the coat 23 of certain length, which is inserted into by second end face 12
In endoporus 13, and covering 22 be inserted in it is spaced apart between the end face in endoporus 13 and first end face 11.
In the application first embodiment, the tilt angle alpha of first end face 11 is 0-90 °, the face angle of second end face 12
It is 10-80 ° to spend β.
In the application first embodiment, the length that divests that one end of covering 22 divests coat 23 is 10-30mm.
In the application first embodiment, covering 22 is inserted in the interval between the end face in endoporus 13 and first end face 11
Distance is 0-2mm.
In the application first embodiment, the interior diameter of endoporus 13 is slightly larger than the overall diameter of covering 22, the appearance of covering 22
Face and the inner surface of endoporus 13 can be fit together by modes such as welding, gluings, it is possibility to have the gap of 3-5um.
In the application first embodiment, first end face 11 and second end face 12 need polishing treatment, can also use plating
The modes such as film, the processing of surface micro-nano, to improve surface reflectivity.
In the application first embodiment, the periphery (not shown) of Optical fiber plug 20 is uniform rough surface, so that
Reflected light can be with homogenous diffusion to outside after, cooled down by exterior cooling device.
As shown in Figure 1, in practical applications, the first reflection light A is without bare fibre 20, and directly in Optical fiber plug 10
Middle propagation, and the output fiber plug 10 that is all-trans at second end face 12；Second reflection light B passes through optical fiber core diameter 21 and covering 22
Afterwards, outside is exported directly to by Optical fiber plug 10.The cleaning of 20 end face of bare fibre can be effectively protected, so as to reach protection light
Fine purpose.And other enter the cladding light of covering 22, when selection Optical fiber plug refractive index is more than or equal to cladding index,
Since Optical fiber plug 10 and covering 22 fit together, total reflection will not be formed in the faying face of covering 22- Optical fiber plugs 10, is wrapped
Layer light exports to the outside of Optical fiber plug 10 after the refraction of Optical fiber plug 10, so that play the role of fibre cladding photospallation,
Cladding light leakage is avoided to burn the danger of coat.
In the application other embodiment, first end face 11 is also designed to planar structure, countersunk head hole face structure or cone
Face structure, second end face 12 are also designed to split type cone structure, and specifically as shown in Figures 2 to 4, Fig. 2 is the application
The structure diagram of the laser transmission apparatus of two embodiments, Fig. 3 are the structures of the laser transmission apparatus of the application 3rd embodiment
Schematic diagram, Fig. 4 are the structure diagrams of the laser transmission apparatus of the application fourth embodiment.In fig. 2, first end face 11 is heavy
Head bore face structure；In figure 3, first end face 11 is part pyramid like configuration, and in Fig. 4, first end face 11 is planar structure, second end
Face 12 is split type cone structure.
The laser transmission apparatus of the embodiment of the present application is by using colourless transparent materials such as quartz or sapphires as optical fiber
Plug, since quartz or sapphire have unique crystal structure, excellent mechanical performance, optical property and chemical stability,
Therefore abrasiveness is good, and surface can accomplish very high finish, and can bear powerful reflected light, and surface is not easy by laser
Damage, is not likely to produce pollutant., can be effective by the way that two end faces of Optical fiber plug are designed as ramp structure and cone structure
Outside reflection light diffusing to fibre-optical splice, so as to effectively protect the cleaning of bare fibre end face, achieve the purpose that to protect optical fiber.Together
When, since Optical fiber plug and bare fibre fit together, covering photospallation can be played the role of, avoid cladding light leakage from burning
The danger of coat.
Above-described embodiment is the preferable embodiment of the application, but presently filed embodiment and from above-described embodiment
Limitation, it is other it is any without departing from spirit herein essence with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within the protection domain of the application.
Claims (10)
1. a kind of laser transmission apparatus, including Optical fiber plug and bare fibre, it is characterised in that the Optical fiber plug is transparent material
Material, the Optical fiber plug include first end face, second end face and endoporus, and the second end face is pyramidal structure, the endoporus
Both ends are extended through to first end face and second end face, and one end of the bare fibre is inserted in endoporus by second end face.
2. laser transmission apparatus according to claim 1, it is characterised in that the first end face is ramp structure, described
The angle of inclination of ramp structure is 0-90 °, and the frustoconical bevel angle of the pyramidal structure is 10-80 °.
3. laser transmission apparatus according to claim 1, it is characterised in that the first end face is planar structure.
4. laser transmission apparatus according to claim 1, it is characterised in that the first end face is countersunk head hole face structure.
5. laser transmission apparatus according to claim 1, it is characterised in that the first end face is cone structure.
6. laser transmission apparatus according to any one of claims 1 to 5, it is characterised in that the first end face and second
End face is burnishing surface, and the periphery of the Optical fiber plug is uniform rough surface.
7. according to 1 or 5 any one of them laser transmission apparatus of claim, it is characterised in that the bare fibre includes optical fiber
Core diameter, covering and coat, the optical fiber core diameter are placed in covering, and the coating is placed on one end on the outside of covering, the bag
The other end of layer is inserted in endoporus by second end face.
8. laser transmission apparatus according to claim 7, it is characterised in that the covering be inserted in one end in endoporus with
Spacing distance between first end face is 0-2mm.
9. laser transmission apparatus according to claim 8, it is characterised in that the interior diameter of the endoporus is more than the outer of covering
Diameter, the outer surface of the covering and the inner surface of endoporus fit.
10. laser transmission apparatus according to claim 9, it is characterised in that the outer surface of the covering and endoporus it is interior
There is the gap of 3-5um between surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815977.8U CN207268795U (en) | 2017-07-07 | 2017-07-07 | A kind of laser transmission apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815977.8U CN207268795U (en) | 2017-07-07 | 2017-07-07 | A kind of laser transmission apparatus |
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| Publication Number | Publication Date |
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| CN207268795U true CN207268795U (en) | 2018-04-24 |
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| CN201720815977.8U Active CN207268795U (en) | 2017-07-07 | 2017-07-07 | A kind of laser transmission apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11536911B2 (en) | 2019-11-08 | 2022-12-27 | Huawei Technologies Co., Ltd. | Ferrule, optical connector, optical communication element, communications device, and preparation method |
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2017
- 2017-07-07 CN CN201720815977.8U patent/CN207268795U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11536911B2 (en) | 2019-11-08 | 2022-12-27 | Huawei Technologies Co., Ltd. | Ferrule, optical connector, optical communication element, communications device, and preparation method |
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