CN209608082U - A kind of covering power device for stripping and laser - Google Patents
A kind of covering power device for stripping and laser Download PDFInfo
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- CN209608082U CN209608082U CN201920639425.5U CN201920639425U CN209608082U CN 209608082 U CN209608082 U CN 209608082U CN 201920639425 U CN201920639425 U CN 201920639425U CN 209608082 U CN209608082 U CN 209608082U
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- stripping
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- covering power
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Abstract
The utility model relates to cladding light lift-off technology fields, and in particular to a kind of covering power device for stripping and laser, covering power device for stripping includes cooling shell, optical fiber and glue-line；Cooling shell includes cooling chamber and first passage, second channel, and first passage and second channel are connected to cooling chamber, and cooling enclosure interior fills coolant liquid；The two sides coated segment of optical fiber is installed on first passage and second channel so that naked fibre section is vacantly placed in cooling chamber；Glue-line coats coated segment, and two sides coated segment is Nian Jie with first passage and second channel sealing respectively.By using glue-line and cooling case bonding, on the one hand stripping back to the stray light in optical fiber coating, preventing light echo from heating coat the coated segment of optical fiber；On the other hand it by the optical fiber coating that effectively freezes with the contact for cooling down shell, prevents optical fiber from overheating, strips covering power so as to improve.
Description
Technical field
The utility model relates to cladding light lift-off technology field, in particular to a kind of covering power device for stripping and
Laser.
Background technique
Currently, covering power device for stripping is mainly realized with optical glue coating or the processing of naked fibre surface micro-structure.Before
Person is so that the anaclasis in fibre cladding is gone out by smearing high refractive index polymer material in naked fibre, reaches cladding light stripping
From effect；The latter is then to make corrosion or ablation or other processing modes on naked fibre surface, non-smooth surface is formed, by covering
Light scatters optical fiber.
It is using the greatest drawback that the method that glue coats carries out photospallation, the inadequate light transmission of glue, and not heat-resisting enough, stripping
The useless light removed can partially be converted into heat, the risk for causing optical cement to have aging and burn, therefore generally can only at most strip tens
Watt power, and the method for micro-structure processing, by the way of direct liquid cooling, the removing power of device up to kilowatt.But disadvantage
It is that the impurity in coolant liquid can pollute bare optical fiber, causes local pyrexia, and as impurity is persistently accumulated, eventually leads to device
It burns, shortens the service life of device.If direct liquid cooling is not carried out to optical fiber, since the surface micro-structure of bare optical fiber will cause
Fraction scattering light is return to laser injection end, causes optical fiber coating thereon to generate heat, strips power and be generally limited to hectowatt
Magnitude.
Utility model content
In view of this, the utility model embodiment is designed to provide a kind of covering power device for stripping and laser,
The problems such as being unable to satisfy demand is stripped to improve existing covering power.
The technical solution adopted in the utility model is as follows:
The utility model embodiment provides a kind of covering power device for stripping, and the covering power device for stripping includes cold
But shell, optical fiber and glue-line；
The cooling shell includes cooling chamber, first passage and second channel, and the first passage and second channel are distinguished
The two sides of the cooling chamber are formed in, the first passage and the second channel are connected to the cooling chamber, the cooling shell
Body is hollow, and the hollow cooling enclosure interior fills coolant liquid；
The optical fiber includes for carrying out naked fibre section that covering power strips and with the coated segment of coat, the coating
Section is located at the two sides of the naked fibre section, and the coated segment is installed on the first passage and the second channel so that the naked fibre
Section is vacantly placed in the cooling chamber；
The glue-line coats the coated segment, the coated segment and the first passage and second channel is sealed viscous
It connects.
Further, the internal diameter of the cooling chamber is greater than the internal diameter of the first passage and the second channel.
Further, the inner wall of the cooling chamber is provided with light-absorption layer.
Further, the glue-line is made of Heat Conduction Material.
Further, the surface of the naked fibre section forms multiple rough scattering micro-structurals.
Further, the cooling shell includes upper housing and lower case corresponding with the upper housing.
Further, the cooling shell is integrally formed.
The utility model additionally provides a kind of laser, and the laser includes above-mentioned covering power device for stripping.
Compared with the prior art, the utility model has the following beneficial effects:
Covering power device for stripping and laser provided by the utility model, the covering power device for stripping include cooling
Shell, optical fiber and glue-line；The cooling shell includes cooling chamber, first passage and second channel, the first passage and second
Channel is respectively formed in the two sides of the cooling chamber, and the first passage and the second channel are connected to the cooling chamber, institute
State that cooling shell is hollow, the hollow cooling enclosure interior fills coolant liquid；The optical fiber includes for carrying out covering power
The naked fibre section stripped and the coated segment with coat, the coated segment are located at the two sides of the naked fibre section, the coated segment peace
Loaded on the first passage and the second channel so that the naked fibre section is vacantly placed in the cooling chamber；The glue-line packet
The coated segment is covered, the coated segment is Nian Jie with the first passage and second channel sealing.By by the coating of optical fiber
Section is adhered in cooling shell first passage and second channel using glue-line, is on the one hand stripped back to miscellaneous in optical fiber coating
Astigmatism prevents light echo from heating coat；On the other hand by the optical fiber coating that effectively freezes with the contact for cooling down shell, light is prevented
Fibre overheat, so as to reliably strip the covering power of 1kW or more.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
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 shows a kind of schematic diagram of covering power device for stripping provided by the utility model.
Fig. 2 shows the cross section views of cooling shell.
Fig. 3 shows the structural schematic diagram of cooling shell.
Fig. 4 shows the schematic diagram that lambert's scattering occurs for optical fiber.
Icon: 100- covering power device for stripping；110- cools down shell；111- first passage；112- second channel；113-
Cooling chamber；114- pedestal；1141- first surface；The first groove of 1142-；The second groove of 1143-；The first recessed portion of 1144-；
115- upper cover；1151- second surface；130- optical fiber；131- coated segment；133- naked fibre section；150- glue-line.
Specific embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below
The range of claimed invention, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
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 noted that term " on ", "lower", "left", "right", "inner", "outside" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when
The orientation or positional relationship usually put, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
The limitation of the utility model.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.
It is in the description of the present invention, it should also be noted that, herein, such as first and second or the like pass
It is that term is only used to distinguish one entity or operation from another entity or operation, and not necessarily requires or secretly
Show that there are any actual relationship or orders between these entities or operation.Term "horizontal", "vertical", " pendency " etc.
Term is not offered as requiring component abswolute level or pendency, but can be slightly tilted.As "horizontal" only refers to its direction phase
It is more horizontal for "vertical", it is not to indicate that the structure is had to fully horizontally, but can be slightly tilted.Term " packet
Include ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that including the mistake of a series of elements
Journey, method, article or equipment not only include those elements, but also including other elements that are not explicitly listed, either
It further include for elements inherent to such a process, method, article, or device.In the absence of more restrictions, by sentence
The element that "including a ..." limits, it is not excluded that also deposit in the process, method, article or apparatus that includes the element
In other identical element.For the ordinary skill in the art, above-mentioned term can be understood in this reality with concrete condition
With the concrete meaning in novel.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under
The feature in embodiment and embodiment stated can be combined with each other.
First embodiment
Referring to Fig. 1, present embodiments providing a kind of covering power device for stripping 100, covering power device for stripping 100 is wrapped
Include cooling shell 110, optical fiber 130 and glue-line 150.Optical fiber 130 is set in cooling shell 110, by glue-line 150 by optical fiber
130 are fixedly connected with cooling shell 110.
Optical fiber 130 includes the naked fibre section 133 stripped for carrying out covering power, further includes the coated segment comprising coat
131, coated segment 131 is located at the two sides of naked fibre section 133.
Referring to Fig. 2, cooling shell 110 includes cooling chamber 113, first passage 111 and second channel 112, first passage
111 and second channel 112 be respectively formed in the two sides of cooling chamber 113, first passage 111 and second channel 112 and cooling chamber 113
Connection.
Referring to Fig. 3, in one embodiment, cooling shell 110 includes pedestal 114 and upper cover 115, pedestal 114 is wrapped
First surface 1141 is included, recess forms the first recessed portion 1144, the first groove 1142 and the second groove on first surface 1141
1143, the first groove 1142 and the second groove 1143 are formed in the two sides of the first recessed portion 1144, the first groove 1142 and second
Groove 1143 is connected to the first recessed portion 1144, the first groove 1142, the second groove 1143, the first recessed portion 1144 axis
It is on the same line.
Upper cover 115 is matched with pedestal 114, and upper cover 115 includes second surface 1151, second surface 1151 and first surface
1141 is opposite, and recess forms the second recessed portion (not shown), third groove and the 4th groove, third groove on second surface 1151
And the 4th groove be formed in the two sides of the second recessed portion, third groove is connected to the second recessed portion with the 4th groove, and third is recessed
Slot, the 4th groove, the axis of the second recessed portion are on the same line.
Fig. 2 and Fig. 3 are please referred to, when upper cover 115 and the cooperation of pedestal 114, first surface 1141 and second surface
1151 close connections, the first groove 1142 are oppositely arranged to form first passage 111 with third groove, the second groove 1143 and the 4th
Groove is oppositely arranged to form second channel 112, and the first recessed portion 1144 and the second recessed portion are oppositely arranged to form cooling chamber 113,
The internal diameter of cooling chamber 113 is greater than the internal diameter of first passage 111 or second channel 112, for example, the internal diameter of cooling chamber 113 can be
1.5 times or 2 times or more of 112 internal diameter of first passage 111 or second channel.
In this present embodiment, upper cover 115 is similar with 114 shape of pedestal, but in the other embodiments of the present embodiment, on
Lid 115 and pedestal 114 can also be arranged on different shape and structures, such as the second surface 1151 of upper cover 115 and only be arranged second
Recessed portion is not construed as limiting this without third groove and the 4th groove, the present embodiment, can also be other setting forms.
In this present embodiment, upper cover 115 and pedestal 114 can be provided separately, but in the other embodiments of the present embodiment
In, upper cover 115 and pedestal 114 can also be wholely set, such as be integrally formed setting etc. using metal material.
Please continue to refer to Fig. 1, in this present embodiment, optical fiber 130 can pass through first passage 111, cooling chamber 113, second
Cooling shell 110 is run through in channel 112.The inner wall of cooling chamber 113 does coarse processing, and is coated with extinction made of light absorbent
Layer scatters again by the inner wall of cooling chamber 113 to avoid the light that optical fiber 130 scatters or reflects return optical fiber 130 to optical fiber
130 are heated.
First passage 111, second channel 112 shape can be cylindrical tubular conduit, but not limited to this, can be with
It is the channel of other shapes.Similarly, the shape of cooling chamber 113 can be a cylinder, spherical hollow space etc., be also possible to channel-shaped sky
Chamber or other shape and structures, need to only can satisfy the area for increasing 113 volume of cooling chamber, increasing 113 inner wall of cooling chamber,
The present embodiment does not limit this.
Generally, cooling shell 110 is made of the good material of thermal conductivity, for example, metal material.In cooling shell 110
Portion is hollow, coolant liquid is filled with inside hollow cooling shell 110, such as can be the materials such as cooling oil or cooling water, from
And can quickly be exchanged heat between metal shell, optical fiber 130 is cooled down.
The coated segment 131 of optical fiber 130 is fixedly installed in first passage 111 and second channel 112, so that naked fibre section 133 is outstanding
Sky is placed in cooling chamber 113, and the optical fiber surface of naked fibre section 133 forms multiple rough scattering micro-structurals, can be passed through
The techniques such as burn into ablation, grinding can also be formed on 133 surface of naked fibre section by the methods of coating micro-nano material and scatter micro- knot
Structure is stripped with carrying out covering power, such as can carry out ablation processes to 133 surface of naked fibre section by carbon dioxide laser etc..
In the conventional covering power process for stripping handled using micro-structure, by the way of direct liquid cooling, device
Power is removed up to kilowatt, however, the impurity in coolant liquid can cause chronic pollution to bare optical fiber, device is caused easily to burn,
Service life is limited.If direct liquid cooling is not carried out to optical fiber, referring to Fig. 4, the surface micro-structure due to bare optical fiber will cause
Light is scattered with angle lambert in all directions, and fraction light can be return to laser injection end, is caused optical fiber coating to generate heat, is limited
The promotion of power.In this present embodiment, please continue to refer to Fig. 1, optical fiber 130 may be mounted at first passage 111 and second channel
In 112, specifically, the coated segment 131 of optical fiber 130 is installed on first passage 111 and second channel 112, to make optical fiber 130
Naked fibre section 133 is vacantly placed in cooling chamber 113, and covering power device for stripping 100 includes glue-line 150, and glue-line 150 is coated on light
The periphery of the coated segment 131 of fibre 130, coated segment 131 is fixedly bonded in first passage 111 and second channel 112, on the one hand
It closely bonds coated segment 131 with cooling shell 110, on the other hand, plays the role of sealing, light is avoided to penetrate.
Glue-line 150 is made of the good material of thermal conductivity, and the coated segment 131 of 150 clad optical fiber 130 of glue-line and first leads to
Road 111 and second channel 112 are in close contact, and on the one hand can be stripped the stray light returned in coated segment 131, be prevented light echo from heating
Optical fiber coating；On the other hand, the heat of optical fiber 130 can directly be cooled shell 110 and its inside coolant liquid absorb, from
And 130 coat of optical fiber that can effectively freeze, it prevents optical fiber 130 from overheating, delay covering power device for stripping 100 can greatly
The heat management problems of optical fiber 130 are solved, the effective optical power for being resistant to 1kW or more strips.
It should be noted that in this present embodiment, optical fiber 130 is placed in cooling shell 110 with rectilinear configuration, but can also
Be placed in optical fiber 130 in cooling shell 110 with certain bending shape by changing channel shape.
In this present embodiment, the naked fibre section 133 of optical fiber 130 is vacantly placed in cooling chamber 113, the internal diameter of cooling chamber 113
Greater than the internal diameter of optical fiber 130, by increasing the spatial volume of cooling chamber 113, the inner wall area of cooling chamber 113 increases, can drop
The removing optical power density of low 113 inner wall of cooling chamber irradiation.It is to be appreciated that stripping the certain situation of optical power in optical fiber 130
Under, the inner wall area of cooling chamber 113 is bigger, then the surface density of inner wall glazing pyrogenicity energy is smaller, and the heat dissipation performance of shell is higher；It is logical
The internal volume for increasing cooling chamber 113 is crossed, increases the inner wall area of cooling chamber 113, cooling shell 110 can be effectively improved
Cooling rate.On the one hand, light of the scattering micro-structural on 130 surface of optical fiber in all directions with angle lambert scattering can be cooled
The light-absorption layer of 113 inner wall of chamber absorbs, and avoids its multiple reflections；On the other hand, cooling chamber 113 is vacantly arranged in 130 naked fibre of optical fiber
It is interior, it is not direct to be contacted with 113 inner wall of cooling chamber, coolant liquid, light can be polluted to avoid the impurity of 113 inner wall of coolant liquid or cooling chamber
Fibre 130 leads to its fever, reduces the limitation to coolant liquid, can sufficiently ensure the service life of device itself.
In a kind of embodiment of the utility model, inlet and liquid outlet has been can be set in cooling shell 110, can be with
Coolant liquid is updated by inlet and liquid outlet, coolant liquid is made to complete circulation, improves cooling efficiency.
In an embodiment of the present embodiment, air can be filled in cooling chamber 113, can also be other gases
Or liquid, the present embodiment do not limit this.
Second embodiment
The utility model additionally provides a kind of laser, and laser includes above-mentioned covering power device for stripping 100, thus
Remaining cladding light can effectively be stripped.It should be noted that laser provided in this embodiment, it includes the stripping of covering power
Except 100 technical effect of device and basic principle and covering power device for stripping 100 provided by the above embodiment are essentially identical, for letter
It describes, the present embodiment is no longer described in detail, and the present embodiment does not introduce detailed place, please refers to the phase in previous embodiment
Hold inside the Pass.
In conclusion present embodiments providing a kind of covering power device for stripping and laser, covering power device pass through
The coated segment of optical fiber is directly contacted with cooling shell, is bonded by glue-line, is reached and eliminate return light and cooling optical fiber coating
Effect, solve the problems, such as that the input optical fibre of covering power device for stripping easily generates heat, make device removing power tolerance promoted
To a kilowatt level above；By the way that cooling shell middle cavity structure is arranged, the optical power density of inner walls irradiation is effectively reduced
Carry out backscatter light in optical fiber surface micro-structure, reduce shell heat density and optical fiber from heat deposition, effective inhibition shell
The temperature rise rate of body and optical fiber itself promotes device removing power tolerance to kilowatt level above；Naked fibre section is vacantly set
It sets in cooling chamber, by the way that the optical textures such as coolant liquid and optical fiber are isolated, the impurity in coolant liquid is avoided to pollute the optics such as optical fiber
Structure sufficiently ensures the service life of device.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of covering power device for stripping, which is characterized in that the covering power device for stripping include cooling shell, optical fiber and
Glue-line；
The cooling shell includes cooling chamber, first passage and second channel, and the first passage and second channel are respectively formed
In the two sides of the cooling chamber, the first passage and the second channel are connected to the cooling chamber, in the cooling shell
Sky, the hollow cooling enclosure interior fill coolant liquid；
The optical fiber includes for carrying out naked fibre section that covering power strips and with the coated segment of coat, the coating section
In the two sides of the naked fibre section, the coated segment is installed on the first passage and the second channel so that the naked fibre section is outstanding
Sky is placed in the cooling chamber；
The glue-line coats the coated segment, and the coated segment is Nian Jie with the first passage and second channel sealing.
2. covering power device for stripping as described in claim 1, which is characterized in that the internal diameter of the cooling chamber is greater than described the
The internal diameter in one channel and the second channel.
3. covering power device for stripping as described in claim 1, which is characterized in that the inner wall of the cooling chamber is provided with extinction
Layer.
4. covering power device for stripping as described in claim 1, which is characterized in that the glue-line is made of Heat Conduction Material.
5. covering power device for stripping as described in claim 1, which is characterized in that the surface of the naked fibre section forms multiple recessed
The scattering micro-structural of convex injustice.
6. covering power device for stripping as described in claim 1, which is characterized in that the cooling shell include upper housing and with
The corresponding lower case of the upper housing.
7. covering power device for stripping as described in claim 1, which is characterized in that the cooling shell is integrally formed.
8. a kind of laser, which is characterized in that the laser includes the covering function as described in claim 1~7 any one
Rate device for stripping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920639425.5U CN209608082U (en) | 2019-05-06 | 2019-05-06 | A kind of covering power device for stripping and laser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920639425.5U CN209608082U (en) | 2019-05-06 | 2019-05-06 | A kind of covering power device for stripping and laser |
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| Publication Number | Publication Date |
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| CN209608082U true CN209608082U (en) | 2019-11-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921270A (en) * | 2019-05-06 | 2019-06-21 | 中国工程物理研究院激光聚变研究中心 | A kind of covering power device for stripping and laser |
-
2019
- 2019-05-06 CN CN201920639425.5U patent/CN209608082U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921270A (en) * | 2019-05-06 | 2019-06-21 | 中国工程物理研究院激光聚变研究中心 | A kind of covering power device for stripping and laser |
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Effective date of registration: 20230913 Address after: 621000 No.1 Kaiyue Road, wuliliang Industrial Park, Youxian high tech Industrial Park, Mianyang City, Sichuan Province Patentee after: Sichuan ZHONGJIU Daguang Technology Co.,Ltd. Address before: No. 64 Mianshan Road, Youxian District, Mianyang City, Sichuan Province, 621000 Patentee before: LASER FUSION RESEARCH CENTER, CHINA ACADEMY OF ENGINEERING PHYSICS |