CN206020712U - Optical fiber is passed can part - Google Patents
Optical fiber is passed can part Download PDFInfo
- Publication number
- CN206020712U CN206020712U CN201620736476.6U CN201620736476U CN206020712U CN 206020712 U CN206020712 U CN 206020712U CN 201620736476 U CN201620736476 U CN 201620736476U CN 206020712 U CN206020712 U CN 206020712U
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- energy
- optical fiber
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- diaphragm
- protection
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Abstract
This utility model provides a kind of optical fiber and passes energy part, it is adaptable to laser technology field, including luminous energy Transmission system, protection system, chiller, outer sealing assembly and keeper；The luminous energy Transmission system includes energy-transmission optic fibre, mode stripper, beam expander and diaphragm; the protection system includes contact alarm device, temperature overload protection device, light leak protection device, burns up fibre protecting device, and the outer sealing assembly includes lens protection part, main casing part, tail part protection part, armour cable part；Diaphragm is set before the exit end of the beam expander, and the diaphragm is connected in turn in main casing part near lens protection part, and the keeper is fixed on the head of the main casing part, is fixed by outer sealing assembly.Whereby, high power laser light during this utility model is by can smoothly realizing optical fiber and can transmitting, optical fiber have good stability.
Description
Technical field
This utility model is related to laser technology field, more particularly to a kind of optical fiber passes energy part.
Background technology
The existing development with high power laser technology, high power laser is in industrial processes, weaponry and medical apparatus and instruments
Etc. aspect application more and more noticeable.The transmission problem of high power laser is the key issue of high power laser application aspect
One of.Energy transfer optical cable is the main path for solving this problem.At present, existing energy transfer optical cable maximum can transmit mean power
Laser in kilowatt magnitude.Very high heat can be produced when transmitting in fiber cores of the so powerful laser in energy transfer optical cable
Amount, it is possible to damage energy transfer optical cable and cause security incident.In order to reduce the heat that high power laser is produced in energy transfer optical cable
So as to avoid damaging energy transfer optical cable, various measures are employed in energy transfer optical cable and is radiated.
In summary, prior art there will naturally be inconvenience and defect in actual use, it is therefore necessary to being improved.
Utility model content
For above-mentioned defect, the purpose of this utility model be to provide a kind of optical fiber pass can part, its object is to have
Efficiency is enough smoothly realized that optical fiber can be transmitted and reaches middle high power laser light, and optical fiber has good stability.
To achieve these goals, this utility model provides a kind of optical fiber and passes energy part, including luminous energy Transmission system, protection system
System, chiller, outer sealing assembly and keeper；The luminous energy Transmission system includes energy-transmission optic fibre, mode stripper, beam expander and window
Piece, the protection system include contact alarm device, temperature overload protection device, light leak protection device, burn up fibre protecting device,
The outer sealing assembly includes lens protection part, main casing part, tail part protection part, armour cable part；
Diaphragm is set before the exit end of the beam expander, and the diaphragm is connected in turn near lens protection part
In main casing part, the keeper is fixed on the head of the main casing part, is fixed by outer sealing assembly, in the main casing part
Portion and the internal setting chiller, and by arranging the lens protection part, the internal protection for arranging in head
System realizes that temperature control and alarm, the afterbody of the main casing part arrange the tail part protection part, and the energy-transmission optic fibre is connect from afterbody
Enter.
According to optical fiber described in the utility model pass can part, the chiller include water inlet pipe and water outlet pipe, the main casing part,
Band plug inner tube, is provided with the water inlet pipe, the outlet pipe and insulation cushion rubber in the middle part of the main casing part, internal with the band
Plug inner tube connects, and the temperature overload protection device arranged inside the main casing part realizes temperature control, the energy-transmission optic fibre
Parcel enameled conducting wire enters the armour cable fixture by the tail part protection part；
The beam expander and the mode stripper, the energy-transmission optic fibre and the stripping mould are set in the head of the main casing part
Device is connected, and the mode stripper is connected with beam expander, arranges the diaphragm before the beam expander exit end, and the diaphragm leads to
Cross the lens protection part to connect together with the main casing part, the afterbody of the main casing part arranges armour cable part and fixes tail pipe
With armour cable fixture, the armour cable for being wrapped in the energy-transmission optic fibre is fixed with the main casing part, the armour cable fixture
It is enclosed within the armour cable part, the armour cable part and the energy-transmission optic fibre, enameled conducting wire, afterbody Loose tube are fixed by tail part protection part
To together, the enameled conducting wire connects the photodetector, contact alarm device and temperature overload protection device.
Energy part is passed according to optical fiber described in the utility model, the energy-transmission optic fibre is passive fiber, for transmitting 200nm-
The ultraviolet light of 480nm and/or transmission 480-780nm visible rays, 10 μm of ± 1 μ of transmission 780-1200nm near infrared lights and/or transmission
The mid-infrared light of m wavelength.
Energy part is passed according to optical fiber described in the utility model, the energy-transmission optic fibre is rear-earth-doped Active Optical Fiber.
Energy part is passed according to optical fiber described in the utility model, the mode stripper is that the energy-transmission optic fibre peels corruption after coat off
Erosion is processed and is made.
Energy part is passed according to optical fiber described in the utility model, the mode stripper is applied after the energy-transmission optic fibre peels coat off
High index of refraction glue is made；Or
The mode stripper is made of to be inserted in high-index material sleeve pipe after the energy-transmission optic fibre peels coat off, and described
Energy-transmission optic fibre near go out light end one section of optical fiber be inserted in the high refractive index material bushing.
Energy part is passed according to optical fiber described in the utility model, the beam expander is made of that large core fiber rod draws cone, arranges
There are the quartz pushrod with cone angle or quartzy end cap, and the drawing conical surface of the beam expander or the frosted of cone angle face are processed.
Energy part is passed according to optical fiber described in the utility model, the diaphragm is that two sides is plated with the high damage threshold of high permeability
The plane window piece of thin film, concave surface diaphragm and/or convex surface diaphragm, the diaphragm adjust the angle of divergence of launch spot.
Energy part is passed according to optical fiber described in the utility model, the temperature overload protection device can be temperature switch, heat
Sensing resistance transducer or distributed optical fiber temperature sensor.
Energy part is passed according to optical fiber described in the utility model, the light leak protection device is photodetector.
This utility model by optical fiber pass can part structure improve smoothly can realize optical fiber can transmit in high power swash
Light, optical fiber have good stability.
Description of the drawings
Fig. 1 is the cross-sectional view that this utility model optical fiber passes energy part；
Fig. 2 is the dimensional structure diagram that this utility model optical fiber passes energy part.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only in order to explaining
This utility model, is not used to limit this utility model.
In order to solve the above problems, this utility model provides a kind of optical fiber and passes energy part 100, in conjunction with illustrating, such as Fig. 1～
Shown in Fig. 2, this utility model provide a kind of optical fiber pass can part 100, including luminous energy Transmission system, protection system, chiller, outer
Sealing assembly and keeper 3；The luminous energy Transmission system includes energy-transmission optic fibre 18, mode stripper 11, beam expander 2 and diaphragm 1, described
Protection system includes contact alarm device 20, temperature overload protection device 15, light leak protection device, burns up fibre protecting device, institute
Stating outer sealing assembly and keeper 3 includes lens protection part 9, main casing part 14, tail part protection part 17, armour cable part 16；Mode stripper 11
Serve the effect of filter mould so that go out light and be further processed.Chiller is served in middle high power laser light transmitting procedure
Cooling effect.
Diaphragm 1 is set before the exit end of beam expander 2, and diaphragm 1 is connected to main casing in turn near lens protection part 9
In body part 14, keeper 3 is fixed on the head of main casing part 14, and in the middle part of main casing part 14 and inside arranges the chiller,
And by the lens protection part 9, the internal protection system for arranging being arranged in head realize that temperature control and alarm, camera lens are protected
Guard 9 achieves protection, and the afterbody of main casing part 14 arranges the tail part protection part 17, and the energy-transmission optic fibre 18 is connect from afterbody
Enter.
Further, optical fiber passes energy part 100, and the chiller includes water inlet pipe and water outlet pipe 13, main casing part 14, band plug
Inner tube 5, described be provided with water inlet pipe 4, outlet pipe 13 and insulation cushion rubber 12, internal be connected with plug inner tube 5, main casing part 14
To the effect of fixed chiller, temperature control is realized by the temperature overload protection device 15 arranged inside main casing part 14, pass energy
The parcel enameled conducting wire 19 of optical fiber 18 enters armour cable fixture 7 by tail part protection part 17, and fiber protector 8 enters to energy-transmission optic fibre 18
Row protection；
Beam expander 2 and filter membrane device mode stripper are set in the head of the main casing part 14, and energy-transmission optic fibre 18 is shelled with filter membrane device
Mould device is connected, and mode stripper 11 is connected with beam expander 2, arranges the diaphragm 1, the window before 2 exit end of the beam expander
Piece 1 is connected together with main casing part 14 by the lens protection part 9, and the afterbody of the main casing part 14 arranges armour cable and fixes
Tail pipe 6, the armour cable part 16 for being wrapped in the energy-transmission optic fibre 18 is fixed with the main casing part 14, and armour cable fixture 7 is enclosed within armour
On cable part 18, the armour cable part 16 and energy-transmission optic fibre 18, enameled conducting wire 19, tail part protection part 17 are fixed to by tail part protection part 17
Together, the connection light leak protection device 10, contact alarm device 20 of enameled conducting wire 19 and temperature overload protection device 15；
Optical fiber passes energy part 100 and is preferably, and the energy-transmission optic fibre 18 is passive fiber, for transmitting 200nm-480nm's
Ultraviolet light and/or transmission 480-780nm visible rays, 10 μm of ± 1 mum wavelengths of transmission 780-1200nm near infrared lights and/or transmission
Mid-infrared light.
Relative to passive fiber, can be with alternative, it is rear-earth-doped have that optical fiber passes energy-transmission optic fibre 18 that can be in part 100
Source optical fiber.
Optical fiber pass can part 100, mode stripper 11 be energy-transmission optic fibre 18 peel off coat post-etching process make.Mode stripper 11 is
Energy-transmission optic fibre 18 applies high index of refraction glue after peeling coat off and makes；Or mode stripper 11 is that the energy-transmission optic fibre 18 peels coat off
After be inserted in high-index material sleeve pipe and make, and energy-transmission optic fibre 18 is inserted in the high refractive index near one section of optical fiber for going out light end
Material bushing.It is preferred that optical fiber is passed in energy part 100, beam expander 2 can be made of that large core fiber rod draws cone, be provided with band
The quartz pushrod of cone angle or quartzy end cap, and the drawing conical surface of beam expander 2 or cone angle face frosted process.
Optical fiber pass can part 100, it is preferred that diaphragm 1 is two sides being plated with the plane of the high damage threshold thin film of high permeability
Diaphragm, concave surface diaphragm and/or convex surface diaphragm, diaphragm 1 adjust the angle of divergence of launch spot.
Described optical fiber passes energy part 100, and temperature overload protection device 15 can be temperature switch, or critesistor
Sensor, can also be distributed optical fiber temperature sensor.
Preferably, optical fiber pass can part 100, light leak protection device 10 can be photodetector (Photodetector,
Abbreviation PD), or photoconductive resistance detector.It is preferred that the energy transfer optical cable with abundant heat-sinking capability is bigger to transmit
The laser of power, safety in utilization, simple structure, and achieve monitoring temperature, alarm function and can be dissipated to greatest extent
Heat is ensureing that the energy transfer optical cable transmits high power laser continuously for a long time.In sum, this utility model passes energy by optical fiber
The structure of part improve smoothly can realize optical fiber can transmit in high power laser light, optical fiber has good stability.
Certainly, this utility model can also have other various embodiments, spiritual and its substantive without departing substantially from this utility model
In the case of, those of ordinary skill in the art work as and can make various corresponding changes and deformation, but these according to this utility model
Corresponding change and deformation should all belong to the scope of the claims appended by this utility model.
Claims (10)
1. pass can part for a kind of optical fiber, it is characterised in that including luminous energy Transmission system, protection system, chiller, outer sealing assembly and
Keeper；The luminous energy Transmission system includes that energy-transmission optic fibre, mode stripper, beam expander and diaphragm, the protection system include touching
Point alarm device, temperature overload protection device, light leak protection device, fibre protecting device is burnt up, the outer sealing assembly includes camera lens
Guard member, main casing part, tail part protection part, armour cable part；
The diaphragm is set before the exit end of the beam expander, and the diaphragm is connected in turn near lens protection part
In main casing part, the keeper is fixed on the head of the main casing part, is fixed by outer sealing assembly, in the main casing part
Portion and the internal setting chiller, and by arranging the lens protection part, the internal protection for arranging in head
System realizes that temperature control and alarm, the afterbody of the main casing part arrange the tail part protection part, and the energy-transmission optic fibre is connect from afterbody
Enter.
2. pass can part for optical fiber according to claim 1, it is characterised in that the chiller include water inlet pipe, outlet pipe,
Band plug inner tube, is provided with the water inlet pipe, the outlet pipe and insulation cushion rubber in the middle part of the main casing part, internal with the band
Plug inner tube connects, and the temperature overload protection device arranged inside the main casing part realizes temperature control, the energy-transmission optic fibre
Parcel enameled conducting wire enters armour cable fixture by the tail part protection part；
The beam expander and the mode stripper, the energy-transmission optic fibre and the mode stripper phase are set in the head of the main casing part
Even, the mode stripper is connected with beam expander, arranges the diaphragm before the beam expander exit end, and the diaphragm passes through institute
State lens protection part to connect together with the main casing part, the afterbody of the main casing part arranges armour cable part and fixes tail pipe and institute
Armour cable fixture is stated, the armour cable part for being wrapped in the energy-transmission optic fibre is fixed with the main casing part, the armour cable is fixed
Part is enclosed within the armour cable part, and the armour cable part and the energy-transmission optic fibre, enameled conducting wire, afterbody pine are covered by the tail part protection part
Pipe is secured together, and the enameled conducting wire connects the light leak protection device, contact alarm device and temperature overload protection device.
3. optical fiber according to claim 1 passes energy part, it is characterised in that the energy-transmission optic fibre is passive fiber, for passing
The ultraviolet light of defeated 200nm-480nm and/or transmission 480-780nm visible rays, transmission 780-1200nm near infrared lights and/or transmission
The mid-infrared light of 10 μm of ± 1 mum wavelengths.
4. optical fiber according to claim 1 passes energy part, it is characterised in that the energy-transmission optic fibre is rear-earth-doped active light
Fine.
5. optical fiber according to claim 1 passes energy part, it is characterised in that the mode stripper is that the energy-transmission optic fibre peels painting off
The process of coating post-etching is made.
6. optical fiber according to claim 1 passes energy part, it is characterised in that the mode stripper is that the energy-transmission optic fibre peels painting off
Apply high index of refraction glue to make after coating；Or
The mode stripper is made of to be inserted in high-index material sleeve pipe after the energy-transmission optic fibre peels coat off, and the biography energy
Optical fiber near go out light end one section of optical fiber be inserted in the high-index material sleeve pipe.
7. optical fiber according to claim 1 passes energy part, it is characterised in that the beam expander is that large core fiber rod draws cone system
Into being provided with the quartz pushrod with cone angle or quartzy end cap, and the drawing conical surface of the beam expander or the frosted of cone angle face processed.
8. optical fiber according to claim 1 passes energy part, it is characterised in that the diaphragm is that two sides is plated with high permeability
The plane window piece of high damage threshold thin film, concave surface diaphragm and/or convex surface diaphragm, the diaphragm adjust sending out for launch spot
Scattered angle.
9. optical fiber according to claim 1 passes energy part, it is characterised in that the temperature overload protection device is that temperature is opened
Pass, thermistor (temperature) sensor or distributed optical fiber temperature sensor.
10. optical fiber according to claim 1 passes energy part, it is characterised in that the light leak protection device is photodetector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620736476.6U CN206020712U (en) | 2016-07-13 | 2016-07-13 | Optical fiber is passed can part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620736476.6U CN206020712U (en) | 2016-07-13 | 2016-07-13 | Optical fiber is passed can part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020712U true CN206020712U (en) | 2017-03-15 |
Family
ID=58243811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620736476.6U Active CN206020712U (en) | 2016-07-13 | 2016-07-13 | Optical fiber is passed can part |
Country Status (1)
| Country | Link |
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| CN (1) | CN206020712U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591667A (en) * | 2017-08-11 | 2018-01-16 | 西南技术物理研究所 | A kind of novel efficient radiating high power optical fibre laser export head |
| CN108801600A (en) * | 2017-04-28 | 2018-11-13 | 大族激光科技产业集团股份有限公司 | A kind of fiber leaky detection device |
| CN109994918A (en) * | 2018-01-02 | 2019-07-09 | 深圳市创鑫激光股份有限公司 | Laser export head and laser with the laser export head |
| CN110161628A (en) * | 2019-05-29 | 2019-08-23 | 广东国志激光技术有限公司 | Optical fiber transmission mechanism and liquid cooled module |
| CN110361087A (en) * | 2019-07-11 | 2019-10-22 | 天津大学 | A kind of high temperature optical fiber Tip timing sensor of reaction type active cooling |
| CN112162371A (en) * | 2020-09-25 | 2021-01-01 | 武汉锐科光纤激光技术股份有限公司 | Laser energy transmission optical cable |
| CN113671641A (en) * | 2021-09-01 | 2021-11-19 | 中国科学院长春光学精密机械与物理研究所 | Energy transmission optical fiber coupling and passive ring control device |
-
2016
- 2016-07-13 CN CN201620736476.6U patent/CN206020712U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801600A (en) * | 2017-04-28 | 2018-11-13 | 大族激光科技产业集团股份有限公司 | A kind of fiber leaky detection device |
| CN107591667A (en) * | 2017-08-11 | 2018-01-16 | 西南技术物理研究所 | A kind of novel efficient radiating high power optical fibre laser export head |
| CN109994918A (en) * | 2018-01-02 | 2019-07-09 | 深圳市创鑫激光股份有限公司 | Laser export head and laser with the laser export head |
| CN109994918B (en) * | 2018-01-02 | 2020-06-26 | 深圳市创鑫激光股份有限公司 | Laser output head and laser with same |
| CN110161628A (en) * | 2019-05-29 | 2019-08-23 | 广东国志激光技术有限公司 | Optical fiber transmission mechanism and liquid cooled module |
| CN110361087A (en) * | 2019-07-11 | 2019-10-22 | 天津大学 | A kind of high temperature optical fiber Tip timing sensor of reaction type active cooling |
| CN110361087B (en) * | 2019-07-11 | 2024-04-02 | 天津大学 | Feedback type actively-cooled high-temperature optical fiber blade tip timing sensor |
| CN112162371A (en) * | 2020-09-25 | 2021-01-01 | 武汉锐科光纤激光技术股份有限公司 | Laser energy transmission optical cable |
| CN113671641A (en) * | 2021-09-01 | 2021-11-19 | 中国科学院长春光学精密机械与物理研究所 | Energy transmission optical fiber coupling and passive ring control device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |