CN208674584U - For the protective device of laser coupling eyeglass and with the laser of protective device - Google Patents
For the protective device of laser coupling eyeglass and with the laser of protective device Download PDFInfo
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- CN208674584U CN208674584U CN201821644301.8U CN201821644301U CN208674584U CN 208674584 U CN208674584 U CN 208674584U CN 201821644301 U CN201821644301 U CN 201821644301U CN 208674584 U CN208674584 U CN 208674584U
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- protective device
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- airflow channel
- wall
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Abstract
The utility model relates to field of laser device technology, a kind of protective device for laser coupling eyeglass is disclosed and with the laser of protective device.The protective device includes protection pipe, is fixed on laser foreboard, and the protection pipe has the airflow channel for running through the protection pipe length direction and the air inlet being connected to the airflow channel；Two axial flow blowers, are separately positioned on the both ends of the protection pipe, for air-flow to be pumped into the airflow channel by the air inlet together with sputtering object, and then are discharged from the air outlet of the airflow channel；The direction of the launch of laser is vertical with the length direction of the protection pipe.The laser includes laser bodies and protective device.Sputtering object caused by when Laser emission can be discharged together in company with air-flow for the protective device, so that the coupling eyeglass of sputtering object damage laser is prevented, to achieve the purpose that protection coupling eyeglass.
Description
Technical field
The utility model relates to field of laser device technology, and in particular, to a kind of.
Background technique
Laser can generate sputtering object when emitting laser, laser enters optical fiber after coupling eyeglass, enters light in laser
If sputtering object is splashed to coupling mirror on piece with the presence of sputtering object during before fine, not only resulting in coupling eyeglass is reduced very
To the function of losing coupling light, coupling eyeglass can be also damaged.Therefore it provides a kind of protective device, to prevent sputtering object sputtering
To coupling mirror on piece, there is realistic meaning.
Utility model content
The purpose of the utility model is to provide a kind of protective device for laser coupling eyeglass and there is protective device
Laser, the protective device can will sputtering object be discharged rapidly, thus achieve the purpose that protection coupling eyeglass.
To achieve the goals above, on the one hand, the utility model provides a kind of protection dress of laser coupling eyeglass
It sets, which includes protection pipe, is fixed on laser foreboard, and protection pipe has the air-flow through protection pipe length direction
Channel and the air inlet being connected to airflow channel；Two axial flow blowers, are separately positioned on the both ends of protection pipe, are used for air-flow
Airflow channel is pumped by air inlet together with sputtering object, and then is discharged from the air outlet of airflow channel；The direction of the launch of laser with
The length direction of protection pipe is vertical.
Preferably, protection pipe includes vertical portion and extension, and extension runs through laser foreboard, and the one of one end and vertical portion
The other end of extension is arranged in end connection, axial flow blower.
Preferably, vertical portion and extension are integrally formed.
Preferably, the opening portion that airflow channel has contraction flow region and is connected to air inlet, the size of contraction flow region, which is less than, to be opened
The size of oral area, to accelerate the flow velocity of air-flow.
Preferably, protective device further include: the front end of air outlet is arranged in channel valve.
Preferably, protective device further include: the rear end of air outlet is arranged in foreign matter collection cup, for collecting from air-flow
The sputtering object being discharged in channel.
Preferably, direct current air duct made of foreign matter collection cup includes wall of cup, bottom of a cup and surrounded as wall of cup and bottom of a cup, wall of cup
It is inside provided with spiral duct, one end of spiral duct is connected to the air outlet of airflow channel, and the other end passes through intercommunicating pore and direct current
Air duct connection.
Preferably, wall of cup includes outer cup wall and interior wall of cup, and spiral duct is arranged between outer cup wall and interior wall of cup, cross section
For semi-circular structure, it is open towards outer cup wall.
Preferably, adsorption layer is provided between spiral duct and outer cup wall.
On the other hand, the utility model additionally provides a kind of laser with protective device, which includes: sharp
Light device ontology；And above-mentioned any protective device.
Through the above technical solutions, the protective device pass through be arranged in airflow channel both ends axial flow blower will sputter object with
It is pumped into airflow channel together with air-flow, and is discharged from airflow channel, prevents sputtering object to be splashed to coupling mirror on piece, to play
The purpose of protection coupling eyeglass.
Other features and advantages of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following
Specific embodiment be used to explain the utility model together, but do not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is that the structure of the protective device for laser coupling eyeglass of an embodiment according to the present utility model is shown
It is intended to；
Fig. 2 is that the structure of the protective device for laser coupling eyeglass of an embodiment according to the present utility model is shown
It is intended to；
Fig. 3 shows the section of the protective device for laser coupling eyeglass of an embodiment of the utility model
Figure；
Fig. 4 is that the structure of the protective device for laser coupling eyeglass of an embodiment according to the present utility model is shown
It is intended to；
Fig. 5 is that the structure of the protective device for laser coupling eyeglass of an embodiment according to the present utility model is shown
It is intended to；
Fig. 6 shows the sectional view of the foreign matter collection cup of an embodiment of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
Fig. 1 and Fig. 2 is the protective device for laser coupling eyeglass of an embodiment according to the present utility model
Structural schematic diagram.Fig. 3 shows cuing open for the protective device for laser coupling eyeglass of an embodiment of the utility model
Face figure.As shown in Figure 1 to Figure 3, it in an embodiment of the utility model, provides a kind of for laser coupling eyeglass
Protective device, the protective device may include:
Protection pipe 10 is fixed on laser foreboard 50, and protection pipe 10 has the air-flow through 10 length direction of protection pipe
Channel 12 and the air inlet 11 being connected to airflow channel 12；
Two axial flow blowers 20, are separately positioned on the both ends of protection pipe 10, for air-flow to be passed through air inlet together with sputtering object
Mouth 11 is pumped into airflow channels 12, and then is discharged from the air outlet of airflow channel 12；
The direction of the launch of laser is vertical with the length direction of protection pipe 10.
After the coupled eyeglass 51 of laser of laser transmitting couples, converge on fiber end face, so from fiber end face into
Enter optical fiber 52.The central point for coupling eyeglass 51, air inlet 11 and optical fiber 52 for example can be on same straight line.
Protection pipe 10 and airflow channel 12 for example can be linear structure and be also possible to non-linear structure, cross section
It can be square structure and be also possible to circular configuration.Airflow channel 12 for example can also be helical duct, to accelerate the stream of air-flow
It is logical.
Fig. 4 and Fig. 5 is the protective device for laser coupling eyeglass of an embodiment according to the present utility model
Structural schematic diagram.As shown in Figure 4 and Figure 5, it in an embodiment of the utility model, provides a kind of for laser coupling
The protective device of eyeglass, the protection pipe 10 of the protective device for example may include vertical portion 13 and be separately positioned on 13 liang of vertical portion
Two extensions 14 at end, extension 14 for example can be L-type structure, run through laser foreboard 50, one end and vertical portion 13
One end connection, the other end of extension 14 is arranged in axial flow blower 20.
Vertical portion 13 and two extensions 14 for example can be integrally formed.
In an embodiment of the utility model, airflow channel 12 for example can have contraction flow region 121 and with air inlet
The opening portion 122 of mouth connection, the size of contraction flow region 121 are less than the size at other positions (such as opening portion 122) of airflow channel 12.?
That is the diameter of the cross section of contraction flow region 121 is less than opening in the case where the cross section of airflow channel 12 is circular configuration
The diameter of the cross section in portion.It will be appreciated by those skilled in the art that in the case where the flow velocity of fluid is less than the velocity of sound, fluid flowing
Cross section become smaller (airflow channel contraction) its flowing velocity can be accelerated, therefore in airflow channel 12 be arranged 121 energy of contraction flow region
Enough accelerate the flow velocity of air-flow, to improve the sputtering discharged efficiency of object.
In a preferred embodiment of the utility model, which can also include foreign matter collection cup 40, setting
In the rear end of the air outlet of airflow channel 12, for collecting the sputtering object being discharged from airflow channel 12.
Such as channel valve 30, if necessary, closing passage valve can also be set in the air outlet front end of airflow channel 12
Door 30 prevents foreign matter from entering inside laser with closed gas flow channel 12.
Fig. 6 shows the sectional view of the foreign matter collection cup of an embodiment of the utility model.As shown in fig. 6, foreign matter is received
Direct current air duct 43 made of collection cup 40 for example may include wall of cup 41, bottom of a cup 42 and be surrounded as wall of cup 41 and bottom of a cup 42, wall of cup
Spiral duct 44 is provided in 41, one end of spiral duct 44 is connected to the air outlet of airflow channel 12, and the other end passes through connection
Hole 45 is connected to direct current air duct 43.
Wall of cup 41 for example may include outer cup wall 411 and interior wall of cup 412, and the setting of spiral duct 44 is in outer cup wall 411 and interior
Between wall of cup 412, cross section for example can be unclosed semi-circular structure, be open towards outer cup wall 411.
In an embodiment of the utility model, for example it is also provided between spiral duct 44 and outer cup wall 411
Adsorption layer 46.After sputtering object is admitted to the spiral duct 44 of foreign matter collection cup 40, air-flow is together with sputtering object along spiral duct 44
Movement, under the influence of centrifugal force, sputtering object impinge upon the inner sidewall of spiral duct 44 and the inside of outer cup wall 411, therefore
Adsorption layer 46 is arranged between the inner sidewall and/or spiral duct 44 and outer cup wall 411 of spiral duct 44 can adsorb sputtering object.Its
In, adsorption layer 46 can for example be made of fleece material.
The direction of arrow indicates the direction of air-flow flowing in Fig. 3, Fig. 5 and Fig. 6.
A kind of laser with protective device is additionally provided in an embodiment of the utility model, which can
To include:
Laser bodies；And
Protective device of any one above-mentioned for laser coupling eyeglass.
Laser bodies include structure necessary to the composition laser such as coupling eyeglass, laser foreboard, because this is practical new
The inventive concept of type is not related to above structure, and details are not described herein again.
By above embodiment, the protective device pass through be arranged in airflow channel both ends axial flow blower will sputter object with
It is pumped into airflow channel together with air-flow, and is discharged from airflow channel, prevents sputtering object to be splashed to coupling mirror on piece, to play
The purpose of protection coupling eyeglass；In addition the protective device further includes foreign matter collection cup, and the foreign matter collection of discharge can get up, collect
Middle processing.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
Detail in above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of simple variants, these simple variants belong to the protection scope of the utility model.Additionally need explanation
It is specific technical features described in the above specific embodiments, it in the case of no contradiction, can be by any
Suitable mode is combined, and in order to avoid unnecessary repetition, the utility model is no longer another to various combinations of possible ways
Row explanation.
In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (10)
1. a kind of protective device for laser coupling eyeglass characterized by comprising
Protection pipe (10), is fixed on laser foreboard, and the protection pipe (10), which has, runs through the protection pipe (10) length side
To airflow channel (12) and the air inlet (11) that is connected to the airflow channel (12)；
Two axial flow blowers (20), are separately positioned on the both ends of the protection pipe (10), for passing through air-flow together with sputtering object
The air inlet (11) is pumped into the airflow channel (12), and then is discharged from the air outlet of the airflow channel (12)；
The direction of the launch of laser is vertical with the length direction of the protection pipe (10).
2. protective device according to claim 1, which is characterized in that the protection pipe (10) includes vertical portion (13) and prolongs
Extending portion (14), the extension (14) run through the laser foreboard, and one end is connect with the one end of the vertical portion (13), axis stream
The other end in the extension (14) is arranged in blower (20).
3. protective device according to claim 2, which is characterized in that the vertical portion (13) and the extension (14) one
It is body formed.
4. protective device according to claim 2, which is characterized in that the airflow channel (12) has contraction flow region (121)
And the opening portion (122) being connected to the air inlet, the size of the contraction flow region (121) are less than the ruler of institute opening portion (122)
It is very little, to accelerate the flow velocity of air-flow.
5. protective device according to claim 4, which is characterized in that further include: channel valve (30), setting it is described go out
The front end in air port.
6. protective device as claimed in any of claims 1 to 5, which is characterized in that further include: foreign matter collection cup
(40), the rear end of the air outlet is set, for collecting the sputtering object being discharged from the airflow channel (12).
7. protective device according to claim 6, which is characterized in that the foreign matter collection cup (40) include wall of cup (41),
Bottom of a cup (42) and the direct current air duct (43) as made of the wall of cup (41) and the bottom of a cup (42) encirclement, the wall of cup (41) are interior
It is provided with spiral duct (44), one end of the spiral duct (44) is connected to the air outlet of the airflow channel (12), another
End is connected to by intercommunicating pore (45) with the direct current air duct (43).
8. protective device according to claim 7, which is characterized in that the wall of cup (41) includes outer cup wall (411) and interior
Wall of cup (412), the spiral duct (44) are arranged between the outer cup wall (411) and the interior wall of cup (412), and cross section is
Semi-circular structure is open towards the outer cup wall (411).
9. protective device according to claim 8, which is characterized in that the spiral duct (44) and the outer cup wall
(411) adsorption layer (46) are provided between.
10. a kind of laser with protective device characterized by comprising
Laser bodies；And
Protective device described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644301.8U CN208674584U (en) | 2018-10-10 | 2018-10-10 | For the protective device of laser coupling eyeglass and with the laser of protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644301.8U CN208674584U (en) | 2018-10-10 | 2018-10-10 | For the protective device of laser coupling eyeglass and with the laser of protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674584U true CN208674584U (en) | 2019-03-29 |
Family
ID=65820706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821644301.8U Active CN208674584U (en) | 2018-10-10 | 2018-10-10 | For the protective device of laser coupling eyeglass and with the laser of protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674584U (en) |
-
2018
- 2018-10-10 CN CN201821644301.8U patent/CN208674584U/en active Active
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