CN110161628A - Optical fiber transmission mechanism and liquid cooled module - Google Patents
Optical fiber transmission mechanism and liquid cooled module Download PDFInfo
- Publication number
- CN110161628A CN110161628A CN201910455297.3A CN201910455297A CN110161628A CN 110161628 A CN110161628 A CN 110161628A CN 201910455297 A CN201910455297 A CN 201910455297A CN 110161628 A CN110161628 A CN 110161628A
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- Prior art keywords
- flow tube
- inner flow
- liquid
- main casing
- hole
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- 239000007788 liquid Substances 0.000 title claims abstract description 86
- 239000013307 optical fiber Substances 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 230000004927 fusion Effects 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002826 coolant Substances 0.000 abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Abstract
A kind of optical fiber transmission mechanism, including liquid cooled module and the leaded light component being threaded through in the liquid cooled module, liquid cooled module includes main casing and inner flow tube；Main casing is equipped with ante-chamber and back cavity；The first through hole of connection ante-chamber and back cavity is additionally provided on main casing；Inlet and liquid outlet are additionally provided on main casing；Inner flow tube is accommodated in back cavity；One end of close ante-chamber is colling end on inner flow tube, and colling end and the first through hole of inner flow tube are correspondingly arranged；Diversion trench is equipped on the outside of inner flow tube, diversion trench extends to the colling end of inner flow tube；Inner flow tube is equipped with several logical liquid baths near colling end, leads to liquid bath connection through the first inner hole of inner flow tube and the outside of inner flow tube；Logical liquid bath is centered on the axis of inner flow tube by annular spread on the colling end of inner flow tube；Make to flow into coolant liquid in main casing under the guidance of logical liquid bath, flow to fusion point from different directions centered on fusion point, the resultant force of fusion point suffered impulse force radially is enabled to be close to zero.
Description
Technical field
The present invention relates to Fiber laser technology fields, more particularly to a kind of optical fiber transmission mechanism and liquid cooled module.
Background technique
It is right as high power solid-state laser, the development of optical-fiber laser and high-power semiconductor laser power are continuously improved
Also increasingly increase in the cooling requirements of optical fiber fusion welding point, because common fused fiber splice mode is thermal welding, after thermal welding
Optical fiber can bear certain axial tension, but be difficult to bear radial various power.However, the fusion point of daily QD or QBH is cold
But mode is cooling using water flow, however, existing water flow cooling component water route is not guided and discharge accordingly into
Water pressure device, to avoid the stability of fusion point by the influence of radial impact, thus existing QD first-class product into
The pressure at the mouth of a river has done stringent control, makes troubles for the use of QD first-class product；Even if the pressure to water inlet is managed
Control still has very big branch QD product because the cooling water entered causes fusion point direct some direction impulse force of fusion point
It falls off.
Summary of the invention
Based on this, it is necessary to aiming at the problem that the non-uniform water impact of optical fiber for connecting fusion point falls off, provide
A kind of optical fiber transmission mechanism and liquid cooled module.
A kind of liquid cooled module, comprising: main casing and the inner flow tube being mounted in the main casing；The main casing be equipped with ante-chamber and
Back cavity；The first through hole for being connected to the ante-chamber and the back cavity is additionally provided on the main casing；Inlet is additionally provided on the main casing
And liquid outlet；The inner flow tube is accommodated in the back cavity；One end of the close ante-chamber is colling end, institute on the inner flow tube
The colling end and the first through hole for stating inner flow tube are correspondingly arranged；Diversion trench is equipped on the outside of the inner flow tube, the diversion trench prolongs
Extend to the colling end of the inner flow tube；The inner flow tube is equipped with several logical liquid baths near colling end, and the logical liquid bath connection is passed through
Wear the first inner hole of the inner flow tube and the outside of the inner flow tube；The logical liquid bath is pressed centered on the axis of the inner flow tube
Annular spread is on the colling end of the inner flow tube.
Above-mentioned liquid cooled module is equipped with several logical liquid baths by inner flow tube near colling end, and logical liquid bath is with inner flow tube
Axis is that annular spread is pressed in the colling end of inner flow tube in axle center, makes to flow into the coolant liquid in main casing under the guidance of logical liquid bath, with
Fusion point is flowed to centered on fusion point from different directions, the resultant force of fusion point suffered impulse force radially is enabled to be close to zero, thus
The optical fiber of connection fusion point is avoided to be fallen off by non-uniform water impact.
The colling end of the inner flow tube is equipped between the wall surface of the logical liquid bath two sides and inclines in one of the embodiments,
The axis on inclined-plane, the relatively described inner flow tube in the inclined surface is obliquely installed, and outside of the inclined surface towards the inner flow tube.
The diversion trench is arranged in the shape of a spiral and around the inner flow tube surface in one of the embodiments,.
The cross-sectional area of the notch of the diversion trench is transversal much smaller than first inner hole in one of the embodiments,
Area.
The starting point of the diversion trench and the inlet of the main casing are correspondingly arranged in one of the embodiments,；It is described
Inner flow tube is equipped with the leadout hole being connected on the outside of first inner hole and the inner flow tube, and the leadout hole goes out with the main casing
Liquid mouth is correspondingly arranged.
It in one of the embodiments, further include the sealing ring being set on the inner flow tube；The leadout hole is with respect to institute
The starting point for stating diversion trench is arranged far from the colling end；The starting point that the diversion trench is arranged in the sealing ring is led with described
Between portalling.
The inner flow tube is equipped between the starting point and the leadout hole of the diversion trench in one of the embodiments,
Annular groove, the sealing ring are partially housed in the annular groove.
The quantity of the leadout hole is several and is evenly distributed on the inner flow tube in one of the embodiments,.
A kind of optical fiber transmission mechanism, including liquid cooled module and the leaded light component being threaded through in the liquid cooled module；It is described to lead
Optical assembly includes the second conducting piece of the first conducting piece and connection first conducting piece；First conducting piece and described second
It is connected between conducting piece by fusion point；Second conducting piece is accommodated in the ante-chamber, and second conducting piece is threaded through
In the inner flow tube, the fusion point is correspondingly arranged with the first through hole.
Filler material is equipped in the one end of the inner flow tube far from the ante-chamber in one of the embodiments,.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the optical fiber transmission mechanism of a preferred embodiment of the invention；
Fig. 2 is the decomposition diagram of optical fiber transmission mechanism shown in FIG. 1；
Fig. 3 is enlarged drawing at the A in optical fiber transmission mechanism shown in Fig. 2；
Fig. 4 is decomposition diagram of the optical fiber transmission mechanism shown in FIG. 1 in another angle；
Fig. 5 is enlarged drawing at the B in optical fiber transmission mechanism shown in Fig. 4；
Fig. 6 is the stereoscopic schematic diagram of the leaded light component in Fig. 1；
Fig. 7 is optical fiber transmission mechanism top view shown in FIG. 1；
Fig. 8 is cross-sectional view of the optical fiber transmission mechanism shown in Fig. 7 under the direction CC.
Specific embodiment
It to facilitate the understanding of the present invention, below will be to invention is more fully described.But the present invention can be to be permitted
Mostly different form is realized, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes
It is more thorough and comprehensive to the understanding of the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Please refer to Fig. 1 to Fig. 8, for the optical fiber transmission mechanism 100 of an of the invention better embodiment, for conduct laser or
Export laser.The optical fiber transmission mechanism 100 includes liquid cooled module 20 and the leaded light component 30 being threaded through in liquid cooled module 20；Liquid cooling
Component 20 includes main casing 40 and the inner flow tube 50 being mounted in main casing 40；Main casing 40 is equipped with ante-chamber 41 and back cavity 42；Main casing 40
On be additionally provided with connection ante-chamber 41 and back cavity 42 first through hole 43；Inlet 44 and liquid outlet 45 are additionally provided on main casing 40；Interior stream
Pipe 50 is accommodated in back cavity 42；One end of close ante-chamber 41 is colling end, the colling end of inner flow tube 50 and first on inner flow tube 50
Through-hole 43 is correspondingly arranged；Diversion trench 51 is equipped on the outside of inner flow tube 50, diversion trench 51 extends to the colling end of inner flow tube 50；Inner flow tube
50 are equipped with several logical liquid baths 52 near colling end, lead to first inner hole 53 and inner flow tube 50 of the connection of liquid bath 52 through inner flow tube 50
Outside；Logical liquid bath 52 presses annular spread on the colling end of inner flow tube 50 by axle center of the axis of inner flow tube 50；Leaded light component
30 include the first conducting piece 31 and the second conducting piece 32 for connecting the first conducting piece 31；First conducting piece 31 and the second conducting piece 32
Between connected by fusion point 33；Second conducting piece 32 is accommodated in ante-chamber 41, and the second conducting piece 32 is threaded through in inner flow tube 50,
Fusion point 33 is correspondingly arranged with first through hole 43.
Several logical liquid baths 52 are equipped near colling end by inner flow tube 50, and logical liquid bath 52 is with the axis of inner flow tube 50
Axle center, in the colling end of inner flow tube 50, makes to flow into the coolant liquid in main casing 40 under the guidance of logical liquid bath 52 by annular spread, with
Fusion point 33 is flowed to centered on fusion point 33 from different directions, the resultant force of the suffered impulse force radially of fusion point 33 is enabled to be close to
Zero, so that the optical fiber of connection fusion point 33 be avoided to be fallen off by non-uniform water impact.
Please refer to figs. 2 and 3, in a wherein embodiment, due on vertical first conducting piece, 31 extending direction
Impulse force there is larger impact to the stability of fusion point 33, for the flow direction for adjusting coolant liquid, reduce fusion point 33 in phase
Suffered stress on the direction vertical to the first conducting piece 31, the colling end of inner flow tube 50 logical 52 two sides of liquid bath wall surface it
Between be equipped with inclined surface 54, inclined surface 54 is obliquely installed with respect to the axis of inner flow tube 50, and inclined surface 54 is towards the outer of inner flow tube 50
Side；Guidance by inclined surface 54 to coolant flow direction enables the coolant liquid that the first inner hole 53 is flowed into from different logical liquid baths 52
Flow path formed cone cell, and the flow path of cone cell tip be directed toward ante-chamber 41, to reduce fusion point 33 vertical
Suffered stress, improves the stability of fusion point 33 on the direction of first conducting piece 31.
Fig. 2 and Fig. 4 is please referred to, in a wherein embodiment, for the heat for balancing 50 different parts of inner flow tube, water conservancy diversion
Slot 51 is arranged in the shape of a spiral and around 50 surface of inner flow tube；To enable coolant liquid flow uniformly through each position of inner flow tube 50, put down
The temperature of weighing apparatus inner flow tube 50 and 40 different parts of main casing, and spiral helicine diversion trench 51 can play buffer function, reduce coolant liquid
Flow velocity.
In a wherein embodiment, to reduce flow velocity when coolant liquid passes through fusion point 33, to reduce to fusion point
33 impact, the cross-sectional area of the notch of diversion trench 51 are much smaller than the cross-sectional area of the first inner hole 53；To when coolant liquid is through logical
After liquid bath 52 enters the first inner hole 53,33 surface of fusion point can be passed through with static pressure.
Fig. 7 and Fig. 8 is please referred to, in a wherein embodiment, to realize docking between inner flow tube 50 and main casing 40,
The starting point 510 of diversion trench 51 is correspondingly arranged with the inlet 44 of main casing 40；Inner flow tube 50 be equipped with the first inner hole 53 of connection with
The leadout hole 55 in 50 outside of inner flow tube, leadout hole 55 and the liquid outlet 45 of main casing 40 are correspondingly arranged；Coolant liquid from inlet 44 into
It after entering main casing 40, is flowed since the starting point 510 of diversion trench 51 along diversion trench 51, by logical liquid bath 52 and the first inner hole 53
Afterwards, coolant liquid flows out to outside liquid cooled module 20 from leadout hole 55 and liquid outlet 45.
In a wherein embodiment, to avoid occurring string water between inlet 44 and liquid outlet 45, lead to inner flow tube
50 surface radiatings are uneven, and liquid cooled module 20 further includes the sealing ring 60 being set on inner flow tube 50；55 opposite flow of leadout hole
The starting point 510 of slot 51 is arranged far from colling end；Sealing ring 60 be arranged in diversion trench 51 starting point 510 and leadout hole 55 it
Between；By the interference fit between sealing ring 60 and main casing 40, inner flow tube 50, enable main casing 40 inlet 44 and liquid outlet 45 it
Between be isolated, avoid gap of the coolant liquid between main casing 40 and inner flow tube 50 from flowing directly to liquid outlet 45, prevent because of diversion trench
Coolant rate on 51 is insufficient and generates heat dissipation problem of non-uniform.
Referring to Fig. 5, to avoid sealing ring 60 from shifting, inner flow tube 50 is in diversion trench 51 in a wherein embodiment
Starting point 510 and leadout hole 55 between be equipped with annular groove 56, sealing ring 60 is partially housed in annular groove 56；Annular groove 56 is right
Sealing ring 60 produces position-limiting action, so that sealing ring 60 be avoided to shift.
In a wherein embodiment, for the case where reducing intensity of the bore of leadout hole 55 to improve inner flow tube 50
Under, while guaranteeing that inner flow tube 50 flows out open area, the quantity of leadout hole 55 is several and is evenly distributed on inner flow tube 50.
In a wherein embodiment, after the first conducting piece 31 is worn into the first inner hole 53, to avoid coolant liquid
It is overflowed from the other end of inner flow tube 50, filler material 57 is equipped in the one end of inner flow tube 50 far from ante-chamber 41, to avoid coolant liquid
It is overflowed from the other end of inner flow tube 50.
Specifically, use water as coolant liquid in present embodiment.
Due to leading to being radially uniformly distributed in the first conducting piece 31 of liquid bath 52, to enable fusion point 33 in the first conducting piece
31 radially suffered stress is close to zero, to improve the stability of fusion point 33；And due to leading to the uniform of liquid bath 52
Distribution, to improve the stability of the first conducting piece 31, reduces the shake of the first conducting piece 31, avoids beam quality and adds
Work precision is impacted.
Specifically, the first conducting piece 31 is optical fiber, and the second conducting piece 32 is optical fiber or glass；First conducting piece 31 and second
Conducting piece 32 completes welding in other equipment.Since coolant liquid is directly contacted with fusion point 33 after logical liquid bath 52, thus
More heats can be had, the heat dissipation effect to fusion point 33 is improved, enables fusion point 33 that can bear higher laser power.
In the present embodiment, several logical liquid baths are equipped near colling end by inner flow tube, and logical liquid bath is in inner flow tube
Axis is that annular spread is pressed in the colling end of inner flow tube in axle center, makes to flow into the coolant liquid in main casing under the guidance of logical liquid bath, with molten
Fusion point is flowed to centered on contact from different directions, enables the resultant force of fusion point suffered impulse force radially be close to zero, to keep away
The optical fiber for exempting to connect fusion point is fallen off by non-uniform water impact.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of liquid cooled module characterized by comprising main casing and the inner flow tube being mounted in the main casing；On the main casing
Equipped with ante-chamber and back cavity；The first through hole for being connected to the ante-chamber and the back cavity is additionally provided on the main casing；On the main casing also
Equipped with inlet and liquid outlet；The inner flow tube is accommodated in the back cavity；Close to one end of the ante-chamber on the inner flow tube
For colling end, the colling end of the inner flow tube is correspondingly arranged with the first through hole；Diversion trench, institute are equipped on the outside of the inner flow tube
State the colling end that diversion trench extends to the inner flow tube；The inner flow tube is equipped with several logical liquid baths near colling end, described logical
Liquid bath connection is through the first inner hole of the inner flow tube and the outside of the inner flow tube；The logical liquid bath is in the inner flow tube
Centered on axis by annular spread on the colling end of the inner flow tube.
2. liquid cooled module according to claim 1, which is characterized in that the colling end of the inner flow tube is in the logical liquid bath two
Inclined surface is equipped between the wall surface of side, the axis of the relatively described inner flow tube in the inclined surface is obliquely installed, and the inclined surface face
To the outside of the inner flow tube.
3. liquid cooled module according to claim 1, which is characterized in that the diversion trench is in the shape of a spiral and around the interior stream
Pipe surface setting.
4. liquid cooled module according to claim 3, which is characterized in that the cross-sectional area of the notch of the diversion trench is much smaller than
The cross-sectional area of first inner hole.
5. liquid cooled module according to claim 1, which is characterized in that the starting point of the diversion trench and the main casing into
Liquid mouth is correspondingly arranged；The inner flow tube is equipped with the leadout hole being connected on the outside of first inner hole and the inner flow tube, described to lead
Portal and is correspondingly arranged with the liquid outlet of the main casing.
6. liquid cooled module according to claim 5, which is characterized in that further include the sealing being set on the inner flow tube
Circle；The starting point of the relatively described diversion trench of the leadout hole is arranged far from the colling end；The sealing ring setting is led described
Between the starting point of chute and the leadout hole.
7. liquid cooled module according to claim 6, which is characterized in that the inner flow tube the diversion trench starting point with
Annular groove is equipped between the leadout hole, the sealing ring is partially housed in the annular groove.
8. liquid cooled module according to claim 6, which is characterized in that the quantity of the leadout hole is several and is uniformly distributed
On the inner flow tube.
9. a kind of optical fiber transmission mechanism, which is characterized in that including as described in claim 1 to 8 any one liquid cooled module and
The leaded light component being threaded through in the liquid cooled module；The leaded light component includes the first conducting piece and connection first conducting piece
The second conducting piece；It is connected between first conducting piece and second conducting piece by fusion point；Second conducting piece
It is accommodated in the ante-chamber, second conducting piece is threaded through in the inner flow tube, the fusion point and the first through hole pair
It should be arranged.
10. optical fiber transmission mechanism according to claim 9, which is characterized in that the inner flow tube far from the ante-chamber one
Filler material is equipped in end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910455297.3A CN110161628A (en) | 2019-05-29 | 2019-05-29 | Optical fiber transmission mechanism and liquid cooled module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910455297.3A CN110161628A (en) | 2019-05-29 | 2019-05-29 | Optical fiber transmission mechanism and liquid cooled module |
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| Publication Number | Publication Date |
|---|---|
| CN110161628A true CN110161628A (en) | 2019-08-23 |
Family
ID=67629623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910455297.3A Pending CN110161628A (en) | 2019-05-29 | 2019-05-29 | Optical fiber transmission mechanism and liquid cooled module |
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| Country | Link |
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| CN (1) | CN110161628A (en) |
Cited By (3)
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| CN110504616A (en) * | 2019-09-04 | 2019-11-26 | 广东国志激光技术有限公司 | Optical-fiber laser collimates output device |
| WO2020088265A1 (en) * | 2018-10-31 | 2020-05-07 | 苏州创鑫激光科技有限公司 | Laser and laser output head thereof |
| WO2021169444A1 (en) * | 2020-02-28 | 2021-09-02 | 苏州创鑫激光科技有限公司 | Laser output head, laser and laser-machining apparatus |
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