CN207765783U - A kind of optical fiber laser - Google Patents
A kind of optical fiber laser Download PDFInfo
- Publication number
- CN207765783U CN207765783U CN201820029231.9U CN201820029231U CN207765783U CN 207765783 U CN207765783 U CN 207765783U CN 201820029231 U CN201820029231 U CN 201820029231U CN 207765783 U CN207765783 U CN 207765783U
- Authority
- CN
- China
- Prior art keywords
- laser
- outer housing
- fixed plate
- export head
- optical fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of optical fiber lasers,Including outer housing,The outer housing is internally provided with inner housing,The side of the outer housing is provided with laser export head,And the side of outer housing is rotatably connected to transparent plastic cover by Damping rotation shaft,The inside of the transparent plastic cover is pasted with sponge by glue fixation,The inner housing is internally provided with semiconductor laser,Diffraction grating,Condenser lens,Dichroic mirror and laser crystal,The utility model is provided with Damping rotation shaft,Transparent plastic cover and sponge,User of service can be covered transparent plastic cover overturning in laser export head by Damping rotation shaft,It prevents from falling into a large amount of dust in laser export head,The surface energy of laser export head is set to decay,Sponge plays the role of cleaning laser export head,It solves because of excessive dust in laser export head,Laser export head surface energy is caused to be decayed,Good elaboration can not be played.
Description
Technical field
The utility model belongs to field of laser device technology, and in particular to a kind of optical fiber laser.
Background technology
Laser -- the device that laser can be emitted, in addition to free electron laser, the basic functional principle of various lasers
All same, the essential condition for generating laser is that population inversion and gain are more than loss, so essential in device
Component part have excitation (or pumping) source, two parts of working media with metastable energy level, excitation is that working media is inhaled
It is energized into excitation state after receiving extraneous energy, to realize and population inversion being maintained to create conditions, energisation mode has optical excitation, electricity
Excitation, chemical pumping and nuclear energy excitation etc., it is that stimulated radiation is made to occupy an leading position that working media, which has metastable level, to realize
Light amplification, common component part also has resonant cavity in laser, but resonant cavity (see optical resonator) and non-vital
Component part, resonant cavity can make the photon of intracavitary have consistent frequency, phase and traffic direction, good to make laser have
Directionality and coherence, and it can shorten the length of operation material well, moreover it is possible to it is adjusted by changing cavity length
The pattern (i.e. modeling) of laser produced by section, so general laser all has resonant cavity.
But optical fiber laser currently on the market, there are some defects when in use, laser is given a shock and impacts
It is easily damaged, and laser export head is easy a large amount of dusts of aggregation, influences the performance of laser.
Utility model content
The purpose of this utility model is to provide a kind of optical fiber lasers, to solve laser mentioned above in the background art
The problem of device is given a shock and impact is easily damaged, and laser export head is easy to assemble a large amount of dusts, influence the performance of laser.
To achieve the above object, the utility model provides the following technical solutions：A kind of optical fiber laser, including outer housing,
The outer housing is internally provided with inner housing, and the side of the outer housing is provided with laser export head, and the side of outer housing
It is rotatably connected to transparent plastic cover by Damping rotation shaft, the inside of the transparent plastic cover is pasted with sponge by glue fixation,
The inner housing is internally provided with semiconductor laser, diffraction grating, condenser lens, dichroic mirror and laser crystal, described to spread out
It penetrates grating, condenser lens and dichroic mirror to be respectively positioned between semiconductor laser and laser crystal, and condenser lens is located at diffraction light
Between grid and dichroic mirror, the lower section both sides of the outer housing are both provided with the first fixed plate and the second fixed plate, and described first is solid
The upper and lower ends of fixed board are both provided with the first bolt, and there are two the first bolt is arranged altogether, and up and down the two of second fixed plate
End is both provided with the second bolt, and there are two the second bolt be arranged altogether, the semiconductor laser and external power supply electric connection.
Preferably, the length of first fixed plate and wide equal with the length of the second fixed plate and width.
Preferably, the inner housing is cylindrical structure.
Preferably, first fixed plate and the second fixed plate are fixedly connected by welding with outer housing.
Preferably, the inner housing is fixed by glue with laser crystal and is pasted.
Compared with prior art, the utility model has the beneficial effects that：
(1) the utility model is provided with Damping rotation shaft, transparent plastic cover and sponge, and user of service can be incited somebody to action by Damping rotation shaft
Transparent plastic cover overturning is covered in laser export head, is prevented from falling into a large amount of dust in laser export head, is made laser export head
Surface energy is decayed, and sponge plays the role of cleaning laser export head, solves because of excessive dust in laser export head, leads
The decaying of laser export head surface energy is caused, good elaboration can not be played.
(2) the utility model is provided with the first fixed plate, the second fixed plate, the first bolt and the second bolt, and first fixes
Plate and the second fixed plate are separately fixed at the both sides external of outer housing, when laser emitter is packed into chest, the first fixed plate
Laser emitter can be fixed in babinet by the first bolt and the second bolt respectively with the second fixed plate, avoided because of babinet
Vibrations or impact, lead to the damage of laser emitter.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the side view of the utility model；
Fig. 3 is the vertical view of the utility model；
In figure：1- inner housings, 2- outer housings, 3- diffraction grating, 4- condenser lenses, 5- dichroic mirrors, 6- laser crystals, 7- resistances
Buddhist nun's shaft, 8- transparent plastic covers, 9- sponges, 10- laser export head, the first fixed plates of 11-, 12- semiconductor lasers, 13-
Two fixed plates, the second bolts of 14-, the first bolts of 15-.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of optical fiber laser, including outer housing 2, outside
Shell 2 is internally provided with inner housing 1, and the side of outer housing 2 is provided with laser export head 10, and the side of outer housing 2 passes through
Damping rotation shaft 7 is rotatably connected to transparent plastic cover 8, and transparent plastic cover 8 plays the role of protecting laser export head 10, transparent plastic
The inside of lid 8 is pasted with sponge 9 by glue fixation, and sponge 9 plays the role of cleaning laser export head 10, inner housing 1 it is interior
Portion is provided with semiconductor laser 12, diffraction grating 3, condenser lens 4, dichroic mirror 5 and laser crystal 6, and diffraction grating 3 focuses
Lens 4 and dichroic mirror 5 are respectively positioned between semiconductor laser 12 and laser crystal 6, and condenser lens 4 be located at diffraction grating 3 with
Between dichroic mirror 5, the lower section both sides of outer housing 2 are both provided with the first fixed plate 11 and the second fixed plate 13, convenient for fixed optical fiber
The upper and lower ends of laser, the first fixed plate 11 are both provided with the first bolt 15, and there are two the 15 total settings of the first bolt, and second
The upper and lower ends of fixed plate 13 are both provided with the second bolt 14, and there are two the 14 total settings of the second bolt, semiconductor laser 12
It is electrically connected with external power supply.
For the ease of the stability of optical fiber laser, in the present embodiment, it is preferred that the length of the first fixed plate 11 and wide with the
The length and width of two fixed plates 13 are equal.
For the ease of the installation of inner body, in the present embodiment, it is preferred that inner housing 1 is cylindrical structure.
More secured, this implementation is connected between outer housing 2 for the ease of the first fixed plate 11 and the second fixed plate 13
In example, it is preferred that the first fixed plate 11 and the second fixed plate 13 are fixedly connected by welding with outer housing 2.
For the ease of the replacement of laser crystal 6, in the present embodiment, it is preferred that inner housing 1 passes through glue with laser crystal 6
It is fixed to paste.
The operation principle and process for using of the utility model：When in use, user of service swashs semiconductor to the utility model
Light device 12 connects external power supply, and then semiconductor laser 12 launches laser, is projected by diffraction grating 3, diffraction grating 3 can
The light beam being mapped on grating is subjected to dispersion according to the different of wavelength, spectrum, spectrum are then formed by the focusing of condenser lens 4 again
It being irradiated by laser export head 10 through dichroic mirror 5, dichroic mirror 5 almost penetrates the light of certain wavelength, and to other
The light of wavelength almost reflects, and the side of outer housing 2 can stir transparent plastic cover 8 by Damping rotation shaft 7, by transparent plastic cover
8 cover in laser export head 10, prevent excessive dust in laser export head 10, and 10 surface energy of laser export head is caused to be decayed,
It can not play the role of good elaboration, sponge 9 plays cleaning laser export head 10, and the first fixed plate 11 and second is fixed
Laser can be fixed in box body by the first bolt 15 and the second bolt 14 by plate 13 respectively, avoid because box body vibrations or
Impact, leads to the damage of laser.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of optical fiber laser, including outer housing (2), it is characterised in that：The outer housing (2) is internally provided with inner housing
(1), the side of the outer housing (2) is provided with laser export head (10), and the side of outer housing (2) passes through Damping rotation shaft (7)
It is rotatably connected to transparent plastic cover (8), the inside of the transparent plastic cover (8) is pasted with sponge (9) by glue fixation, described
Inner housing (1) is internally provided with semiconductor laser (12), diffraction grating (3), condenser lens (4), dichroic mirror (5) and laser
Crystal (6), it is brilliant with laser that the diffraction grating (3), condenser lens (4) and dichroic mirror (5) are respectively positioned on semiconductor laser (12)
Between body (6), and condenser lens (4) is located between diffraction grating (3) and dichroic mirror (5), the lower section both sides of the outer housing (2)
It is both provided with the first fixed plate (11) and the second fixed plate (13), the upper and lower ends of first fixed plate (11) are both provided with
One bolt (15), and the first bolt (15) is altogether there are two settings, the upper and lower ends of second fixed plate (13) are both provided with the
Two bolts (14), and there are two the total settings of the second bolt (14), the semiconductor laser (12) is electrically connected with external power supply.
2. a kind of optical fiber laser according to claim 1, it is characterised in that：The length and width of first fixed plate (11)
It is equal with the length of the second fixed plate (13) and width.
3. a kind of optical fiber laser according to claim 1, it is characterised in that：The inner housing (1) is cylindrical structure.
4. a kind of optical fiber laser according to claim 1, it is characterised in that：First fixed plate (11) and second is consolidated
Fixed board (13) is fixedly connected by welding with outer housing (2).
5. a kind of optical fiber laser according to claim 1, it is characterised in that：The inner housing (1) and laser crystal (6)
It is fixed and is pasted by glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820029231.9U CN207765783U (en) | 2018-01-09 | 2018-01-09 | A kind of optical fiber laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820029231.9U CN207765783U (en) | 2018-01-09 | 2018-01-09 | A kind of optical fiber laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207765783U true CN207765783U (en) | 2018-08-24 |
Family
ID=63183132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820029231.9U Expired - Fee Related CN207765783U (en) | 2018-01-09 | 2018-01-09 | A kind of optical fiber laser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207765783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434489A (en) * | 2019-08-22 | 2019-11-12 | 刘彦杰 | A kind of clean type laser cutting machine with dehumidification function |
-
2018
- 2018-01-09 CN CN201820029231.9U patent/CN207765783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434489A (en) * | 2019-08-22 | 2019-11-12 | 刘彦杰 | A kind of clean type laser cutting machine with dehumidification function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20220109 |